:root{
  --primary:#2347c7;--primary2:#3b82f6;--secondary:#008a9a;--accent:#f5b84c;--ink:#0f213f;--ink2:#1e3155;--muted:#61708a;--muted2:#8290a6;--bg:#eef5fb;--bg2:#f8fbff;--card:#ffffff;--line:#dbe7f3;--line2:#e8f0f8;--ok:#15a36a;--warn:#d78a12;--danger:#dc2f45;--violet:#7157ff;--cyan:#08b6d7;--shadow:0 22px 65px rgba(15,33,63,.12);--shadow2:0 12px 34px rgba(15,33,63,.08);--shadow-soft:0 12px 34px rgba(15,33,63,.08);--radius:28px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:radial-gradient(circle at 10% -10%,rgba(9,184,204,.16),transparent 28%),linear-gradient(180deg,#f4f8fd 0%,#edf4fa 54%,#fff 100%);color:var(--ink);font-feature-settings:"ss01" 1,"cv01" 1;text-rendering:geometricPrecision}a{color:var(--primary);text-decoration:none;font-weight:900}button,input,select,textarea{font:inherit}.wrap{width:min(1220px,100%);margin:0 auto;padding:24px}.wide-wrap{width:min(1320px,100%);margin:0 auto;padding:24px}.hidden{display:none!important}.muted{color:var(--muted);line-height:1.58}.tiny{font-size:.82rem}.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.app-topbar{position:sticky;top:14px;z-index:40;background:rgba(255,255,255,.84);border:1px solid rgba(219,231,243,.9);border-radius:30px;padding:14px 16px;box-shadow:var(--shadow2);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand strong{display:block;letter-spacing:-.03em}.brand-copy{min-width:0}.logo{width:50px;height:50px;border-radius:18px;background:linear-gradient(135deg,var(--primary),var(--secondary));display:grid;place-items:center;color:#fff;font-weight:950;box-shadow:0 16px 34px rgba(35,71,199,.22);overflow:hidden;flex:0 0 auto}.logo img{width:100%;height:100%;object-fit:cover}.logo.product{background:#fff;border:1px solid #dbe7f3;padding:4px}.top-actions,.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:flex-end}.btn{appearance:none;border:1px solid transparent;border-radius:999px;min-height:46px;padding:12px 18px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;font-weight:950;letter-spacing:-.015em;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 14px 28px rgba(35,71,199,.17);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease,background .16s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 18px 36px rgba(35,71,199,.22)}.btn.light{background:#fff;color:#172033;border-color:var(--line);box-shadow:0 8px 18px rgba(16,32,51,.06)}.btn.secondary{background:#e4fbff;color:#075985;border-color:#bdeff5;box-shadow:none}.btn.gold{background:linear-gradient(135deg,#e8a526,#ffd67d);color:#1d2638}.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line);box-shadow:none}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}.mini-link{border:0;background:transparent;color:var(--primary);font-weight:950;padding:0;cursor:pointer}.mini-link:hover{text-decoration:underline}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:18px}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:18px}.card{background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow2)}.card.compact{padding:18px}.wide-card{grid-column:span 2}.card h1,.card h2,.card h3{letter-spacing:-.05em;margin:.15rem 0 .55rem}.card h2{font-size:1.55rem}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}.section-head h1{font-size:clamp(2rem,4vw,3.4rem);line-height:.98;letter-spacing:-.065em;margin:.1rem 0 .3rem}.tabs{display:flex;gap:8px;flex-wrap:wrap;background:rgba(244,248,252,.82);border:1px solid rgba(219,231,243,.75);border-radius:999px;padding:8px;width:max-content;max-width:100%;box-shadow:0 12px 30px rgba(15,33,63,.06);backdrop-filter:blur(14px);margin:14px 0 22px}.tab{border:0;background:transparent;color:#334155;border-radius:999px;padding:12px 18px;font-weight:950;cursor:pointer;white-space:nowrap}.tab.active{background:#10213f;color:#fff;box-shadow:0 14px 28px rgba(16,33,63,.18)}.panel{display:none;animation:nlFade .24s ease}.panel.active{display:block}@keyframes nlFade{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}label{font-size:.9rem;color:#334155;font-weight:850;display:grid;gap:7px}input,select,textarea{width:100%;padding:14px 15px;border:1px solid #ccd9e8;border-radius:16px;background:#fff;color:var(--ink);outline:none;box-shadow:0 6px 16px rgba(15,33,63,.035)}input:focus,select:focus,textarea:focus{border-color:var(--secondary);box-shadow:0 0 0 4px rgba(9,184,204,.13)}textarea{min-height:124px;resize:vertical}.form{display:grid;gap:14px}.badge{display:inline-flex;align-items:center;gap:5px;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#3730a3;border:1px solid #dbe2ff;font-size:.77rem;font-weight:950;line-height:1}.badge.ok{background:#dcfce7;color:#166534;border-color:#bbf7d0}.badge.warn{background:#fef3c7;color:#92400e;border-color:#fde68a}.badge.danger{background:#fee2e2;color:#991b1b;border-color:#fecaca}.badge.dark{background:#10213f;color:#fff;border-color:#10213f}.pill-count{display:inline-flex;min-width:21px;height:21px;border-radius:999px;background:var(--danger);color:#fff;align-items:center;justify-content:center;font-size:.72rem;margin-left:6px;padding:0 6px}.notice{padding:14px 16px;border-radius:20px;border:1px solid var(--line);background:#f8fafc;margin:12px 0;line-height:1.55}.notice.ok{background:#f0fdf4;border-color:#bbf7d0}.notice.warn{background:#fffbeb;border-color:#fde68a}.notice.error{background:#fef2f2;border-color:#fecaca}.empty{border:1px solid var(--line);background:linear-gradient(135deg,#fff,#f8fbff);color:var(--muted);border-radius:24px;padding:28px;text-align:center;min-height:150px;display:grid;place-items:center;line-height:1.55}.kbd,.codebox{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.kbd{background:#f1f5f9;border:1px solid #e2e8f0;border-radius:9px;padding:3px 7px}.codebox{background:#0f172a;color:#e2e8f0;padding:15px;border-radius:18px;word-break:break-all;line-height:1.65}.footer{margin-top:42px;color:var(--muted);font-size:.85rem}

/* Home pública */
.public-page{background:#edf5fb}.public-hero{position:relative;min-height:650px;color:#fff;background:linear-gradient(110deg,rgba(7,17,37,.96) 0%,rgba(12,36,76,.86) 50%,rgba(8,70,90,.48) 100%);overflow:hidden}.public-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 76% 18%,rgba(9,184,204,.34),transparent 22%),radial-gradient(circle at 22% 80%,rgba(245,184,76,.22),transparent 26%)}.public-hero:after{content:"";position:absolute;inset:auto 0 0;height:145px;background:linear-gradient(180deg,rgba(237,245,251,0),#edf5fb 82%)}.public-hero .wide-wrap{position:relative;z-index:1}.public-topbar .muted{color:rgba(255,255,255,.74)}.public-topbar .btn.light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.22);box-shadow:none}.language-toggle{display:flex;gap:6px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:5px}.language-toggle button{border:0;background:transparent;color:#fff;border-radius:999px;padding:8px 10px;font-weight:900;cursor:pointer}.language-toggle button.active{background:#fff;color:var(--ink)}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.92fr);gap:32px;align-items:center;padding:48px 0 120px}.hero-copy{max-width:790px}.eyebrow{display:inline-flex;gap:8px;align-items:center;text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:950;color:#bdeff5;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:8px 12px}.eyebrow.dark{color:#2347c7;background:#eef2ff;border-color:#dbe2ff}.hero-copy h1{font-size:clamp(2.75rem,6vw,5.9rem);line-height:.92;letter-spacing:-.075em;margin:18px 0;text-shadow:0 20px 56px rgba(0,0,0,.34)}.hero-copy p{font-size:1.12rem;line-height:1.72;color:rgba(255,255,255,.88);max-width:680px;margin:0}.hero-art{position:relative;min-height:440px;display:grid;place-items:center}.hero-art img{width:min(100%,680px);border-radius:36px;box-shadow:0 36px 110px rgba(0,0,0,.28);transform:rotate(1.4deg)}.floating-chip{position:absolute;left:10px;bottom:34px;background:#fff;color:#10213f;border:1px solid rgba(217,228,239,.9);border-radius:24px;padding:15px 17px;box-shadow:0 24px 60px rgba(7,17,37,.24);max-width:250px}.floating-chip small{display:block;color:var(--muted);margin-top:4px}.public-shell{position:relative;z-index:2;width:min(1320px,100%);margin:-92px auto 0;padding:0 24px 54px}.home-panel{display:grid;grid-template-columns:.82fr 1.18fr;gap:26px;align-items:stretch}.login-card,.value-panel{background:#fff;border:1px solid var(--line);border-radius:32px;box-shadow:var(--shadow);padding:26px}.login-card h2{font-size:2rem;line-height:1.05}.value-panel{display:grid;gap:20px}.value-panel h2{font-size:clamp(2.15rem,3.8vw,4.2rem);line-height:.97;letter-spacing:-.06em;margin:0}.value-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.value-card{border:1px solid #e5e7eb;border-radius:24px;background:linear-gradient(180deg,#fff,#fbfdff);padding:20px;min-height:172px;display:grid;align-content:space-between;gap:14px;box-shadow:0 14px 34px rgba(16,33,63,.065)}.value-card span{width:42px;height:42px;border-radius:16px;display:grid;place-items:center;background:#eef7ff;font-size:1.25rem}.value-card small{color:var(--muted);line-height:1.55}.contact-modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;background:rgba(8,18,36,.62);backdrop-filter:blur(12px);padding:20px}.contact-modal.open{display:flex}.contact-box{width:min(720px,100%);background:#fff;border-radius:34px;box-shadow:0 40px 120px rgba(0,0,0,.32);padding:28px;border:1px solid #e5eef8}.contact-box-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:16px}.modal-close{width:42px;height:42px;border-radius:999px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:950}.contact-box .btn{width:100%}

/* Student */
.student-wrap{max-width:1240px}.student-topbar{margin-bottom:16px}.student-tabs{position:sticky;top:92px;z-index:35}.student-hero-card{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:26px;background:linear-gradient(135deg,#081935 0%,#10213f 52%,#0c7489 100%);color:#fff;border:0;border-radius:36px;padding:34px;box-shadow:var(--shadow);min-height:300px}.student-hero-card:before{content:"";position:absolute;right:30px;bottom:24px;width:280px;height:178px;border-radius:34px;background:linear-gradient(180deg,#fff,#dff7ff);opacity:.96;box-shadow:0 26px 70px rgba(0,0,0,.22)}.student-hero-card:after{content:"";position:absolute;right:82px;bottom:84px;width:170px;height:68px;border-radius:22px;background:linear-gradient(135deg,#2347c7,#10b7c9);box-shadow:0 18px 34px rgba(16,33,63,.22)}.student-hero-card h1{font-size:clamp(2.4rem,5vw,5rem);line-height:.95;letter-spacing:-.075em;margin:16px 0}.student-hero-card .muted{color:rgba(255,255,255,.78);font-size:1.04rem}.student-hero-actions{z-index:2;align-self:end;display:grid;gap:12px}.student-hero-actions .btn.light{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.22);color:#fff}.route-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;margin:20px 0}.coach-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:24px;box-shadow:var(--shadow2);display:grid;gap:16px}.coach-card h2{font-size:1.75rem;margin:.2rem 0;letter-spacing:-.05em}.coach-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.coach-step{border:1px solid var(--line2);border-radius:20px;padding:14px;background:#f8fbff}.coach-step b{display:block}.coach-step small{color:var(--muted);line-height:1.45}.today-card{background:linear-gradient(135deg,#fff,#f4fdff);border:1px solid var(--line);border-radius:32px;padding:24px;box-shadow:var(--shadow2)}.today-list{display:grid;gap:10px;margin-top:14px}.today-item{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line2);border-radius:20px;padding:13px;background:#fff}.today-item span:first-child{width:36px;height:36px;border-radius:14px;display:grid;place-items:center;background:#eef7ff}.student-live-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:20px 0}.student-live-card{min-height:190px;border:1px solid var(--line);border-radius:30px;background:linear-gradient(180deg,#fff,#f9fcff);padding:20px;box-shadow:var(--shadow2);display:grid;gap:14px;transition:transform .18s ease,box-shadow .18s ease}.student-live-card:hover{transform:translateY(-3px);box-shadow:0 24px 54px rgba(16,33,63,.12)}.student-live-card.is-hot{background:linear-gradient(180deg,#fff,#fff7f7);border-color:#fecaca}.live-icon{width:46px;height:46px;border-radius:18px;background:linear-gradient(135deg,#eef2ff,#e5fbff);display:grid;place-items:center;font-size:1.3rem}.live-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.student-live-card p{margin:.35rem 0;color:var(--muted);line-height:1.55}.progress-card{border-radius:32px;padding:26px}.skill-progress-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.skill-progress-card{border:1px solid var(--line);border-radius:24px;background:linear-gradient(180deg,#fff,#f9fcff);padding:16px}.skill-progress-head{display:flex;align-items:center;gap:10px}.skill-progress-head span{width:40px;height:40px;border-radius:15px;display:grid;place-items:center;background:#eef7ff}.skill-bar{height:10px;background:#eef2f6;border-radius:999px;overflow:hidden;margin:14px 0}.skill-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--secondary))}.skill-progress-foot{display:flex;align-items:center;justify-content:space-between;gap:10px}.skill-progress-foot small{color:var(--muted);text-align:right}.learning-hero{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center;background:radial-gradient(circle at 92% 12%,rgba(9,184,204,.18),transparent 24%),linear-gradient(135deg,#fff,#f7fbff);border:1px solid var(--line);border-radius:36px;padding:32px;box-shadow:var(--shadow2);margin-bottom:18px}.learning-hero h1{font-size:clamp(2.25rem,4vw,4.4rem);line-height:.98;letter-spacing:-.07em;margin:.4rem 0}.learning-kpis{display:grid;grid-template-columns:repeat(3,110px);gap:10px}.learning-kpis div{background:linear-gradient(135deg,#10213f,#2347c7);color:#fff;border-radius:24px;padding:16px;text-align:center}.learning-kpis strong{display:block;font-size:2rem;letter-spacing:-.05em}.learning-kpis span{font-size:.78rem;color:rgba(255,255,255,.72)}.skill-filter-bar{display:flex;gap:8px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:26px;padding:10px;box-shadow:var(--shadow2);margin-bottom:18px}.skill-filter{border:1px solid var(--line);border-radius:999px;background:#fff;padding:10px 13px;font-weight:950;cursor:pointer;color:#334155}.skill-filter.active{background:#10213f;color:#fff;border-color:#10213f}.learning-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:18px;align-items:start}.learning-card{border:1px solid var(--line);border-radius:32px;background:linear-gradient(180deg,#fff,#fbfdff);padding:22px;box-shadow:var(--shadow2);display:grid;gap:14px;min-height:340px}.learning-card.exam-card{background:linear-gradient(180deg,#fff,#fffbeb);border-color:#f8d886}.learning-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.learning-icon{width:48px;height:48px;border-radius:18px;display:grid;place-items:center;background:#eef7ff;font-size:1.4rem}.learning-icon.violet{background:#f0edff}.learning-icon.cyan{background:#e6fbff}.learning-icon.amber{background:#fff4dc}.learning-icon.green{background:#e8fff4}.learning-icon.dark{background:#10213f;color:#fff}.learning-card h2{font-size:1.55rem;letter-spacing:-.045em;margin:0}.learning-meta,.skill-tags{display:flex;gap:8px;flex-wrap:wrap}.learning-meta span,.skill-tags span{background:#f3f7fb;border:1px solid #dce7f2;border-radius:999px;padding:7px 10px;font-size:.82rem;font-weight:850}.exam-map{display:grid;gap:8px}.exam-map span{display:flex;align-items:center;justify-content:space-between;gap:8px;border:1px solid #f2d993;background:#fffdf1;border-radius:14px;padding:9px 10px;font-size:.84rem}.trainer-shell{grid-column:1/-1;border-radius:30px;padding:20px;background:linear-gradient(180deg,#f8fbff,#fff);box-shadow:inset 0 0 0 1px rgba(217,228,239,.76)}.trainer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;background:#10213f;color:#fff;border-radius:22px;padding:16px;margin-bottom:16px}.trainer-head small{color:rgba(255,255,255,.78)}.trainer-part{border:1px solid var(--line);border-radius:26px;padding:20px;margin:16px 0;background:#fff}.trainer-part-head{display:flex;gap:14px;align-items:flex-start;margin-bottom:12px}.part-number{width:38px;height:38px;border-radius:15px;background:#10213f;color:#fff;display:grid;place-items:center;font-weight:950;flex:0 0 auto}.source-box{background:#f8fbff;border:1px solid #dbe7f3;border-radius:22px;padding:17px;line-height:1.68;margin:14px 0}.part-tools{display:flex;gap:9px;flex-wrap:wrap;margin:10px 0}.question{border:1px solid var(--line);border-radius:22px;padding:16px;margin:14px 0;background:#fff}.question-label{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px}.question-label span{width:32px;height:32px;border-radius:13px;display:grid;place-items:center;background:#eef7ff;flex:0 0 auto}.option-list{display:grid;gap:8px}.option-list label{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:16px;background:#fbfdff;padding:12px;cursor:pointer;transition:.15s ease}.option-list label:hover{border-color:#9fdfea;background:#f5fdff;transform:translateY(-1px)}.writing-tools,.speaking-tools,.ai-tools{display:flex;gap:8px;flex-wrap:wrap;align-items:center;background:#f8fbff;border:1px solid #e2eaf4;border-radius:18px;padding:12px;margin:10px 0}.counter{font-weight:950;color:var(--muted)}.checklist{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.checklist span{background:#f8fafc;border:1px solid var(--line);border-radius:999px;padding:6px 9px;font-size:.8rem;font-weight:850;color:var(--muted)}.trainer-submit{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#f8fbff;border:1px solid #e2e8f0;border-radius:22px;padding:16px;margin-top:16px}.result-card{display:flex;align-items:center;justify-content:space-between;gap:16px;background:linear-gradient(135deg,#10213f,#2347c7);color:#fff;border-radius:26px;padding:22px;margin:16px 0}.result-card p{color:rgba(255,255,255,.78)}.feedback-list{display:grid;gap:8px}.feedback-item{border-radius:16px;padding:12px 14px;background:#f8fafc;border:1px solid #e2e8f0}.feedback-item.ok{background:#f0fdf4;border-color:#bbf7d0}.feedback-item.error{background:#fff7ed;border-color:#fed7aa}.resource-grid,.timeline-list{display:grid;gap:14px;margin-top:16px}.resource-card{border:1px solid var(--line);border-radius:30px;background:#fff;padding:20px;box-shadow:var(--shadow2)}.resource-card.is-new{border-color:#fecaca;background:linear-gradient(180deg,#fff,#fff7f7)}.resource-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.timeline-item{display:grid;grid-template-columns:auto 1fr;gap:15px;border:1px solid var(--line);border-radius:30px;background:#fff;padding:20px;box-shadow:var(--shadow2)}.timeline-item.is-new{border-color:#fecaca;background:linear-gradient(180deg,#fff,#fff7f7)}.timeline-date{width:60px;height:66px;border-radius:20px;background:#10213f;color:#fff;display:grid;place-items:center;text-align:center}.timeline-date strong{font-size:1.35rem}.timeline-date span{text-transform:uppercase;font-size:.72rem;color:rgba(255,255,255,.72)}.student-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:10px}.student-section-head h1{font-size:clamp(2rem,4vw,3.4rem);line-height:1;letter-spacing:-.06em;margin:.2rem 0 .45rem}.message-compose-card{background:linear-gradient(135deg,#fff,#f7fbff)}

/* Staff/admin */
.summary-card{min-height:176px;background:linear-gradient(180deg,#fff,#f9fcff);border-radius:30px;padding:24px}.summary-card h2{font-size:3rem;letter-spacing:-.06em;margin:0}.staff-list-grid{display:grid;gap:12px}.staff-user-card,.staff-item-card,.staff-test-card{display:grid;gap:10px;border:1px solid var(--line);border-radius:24px;background:#fff;padding:16px;box-shadow:0 12px 28px rgba(16,33,63,.055)}.staff-user-head,.staff-item-head,.staff-test-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.staff-user-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:950;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:12px;padding:6px 9px;display:inline-flex}.staff-meta,.staff-actions,.staff-test-metrics{display:flex;gap:8px;flex-wrap:wrap}.staff-actions .btn{min-height:38px;padding:8px 12px}.staff-test-card.exam{background:linear-gradient(180deg,#fff,#fffbeb);border-color:#fde68a}.staff-test-metrics span{background:#f3f7fb;border:1px solid #dce7f2;border-radius:999px;padding:6px 10px;font-weight:850;font-size:.83rem}.settings-preview{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:24px;padding:18px;background:#f8fbff}.settings-logo{width:64px;height:64px;border-radius:22px;background:#fff;display:grid;place-items:center;overflow:hidden}.settings-logo img{width:100%;height:100%;object-fit:cover}.test-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}

@media(max-width:1100px){.hero-grid,.home-panel,.route-panel,.student-hero-card,.learning-hero,.split{grid-template-columns:1fr}.student-hero-card:before,.student-hero-card:after{display:none}.student-live-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.skill-progress-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-kpis{grid-template-columns:repeat(3,minmax(0,1fr))}.wide-card{grid-column:auto}.student-tabs{top:0}.hero-art{min-height:auto}.public-shell{margin-top:-60px}}
@media(max-width:760px){.wrap,.wide-wrap{padding:14px}.topbar,.staff-user-head,.staff-item-head,.staff-test-head,.trainer-head,.trainer-submit,.result-card{display:grid}.tabs,.student-tabs{width:100%;border-radius:24px;overflow:auto;flex-wrap:nowrap}.tab{white-space:nowrap}.student-live-grid,.skill-progress-grid,.learning-grid,.value-grid,.coach-steps{grid-template-columns:1fr}.student-hero-card,.learning-hero,.card,.login-card,.value-panel{border-radius:26px}.student-hero-card h1{font-size:2.45rem}.hero-copy h1{font-size:2.9rem}.public-topbar{position:relative}.app-topbar{top:0}.timeline-item{grid-template-columns:1fr}.timeline-date{width:100%;height:auto;display:flex;gap:6px;justify-content:center;padding:10px}.learning-kpis{grid-template-columns:1fr}.resource-actions .btn{flex:1}.contact-box{padding:20px;border-radius:26px}}

.student-detail-overlay{position:fixed;inset:0;background:rgba(6,18,36,.55);backdrop-filter:blur(10px);z-index:80;display:none;align-items:flex-start;justify-content:center;padding:34px 18px;overflow:auto}
.student-detail-overlay.open{display:flex}
.student-detail-modal{width:min(1120px,96vw);background:linear-gradient(180deg,#ffffff 0%,#f7fbff 100%);border:1px solid rgba(110,135,170,.25);border-radius:32px;box-shadow:0 40px 120px rgba(8,22,48,.28);position:relative;padding:28px;color:#071a35}
.modal-close{position:absolute;right:20px;top:18px;width:42px;height:42px;border-radius:999px;border:1px solid #d7e3f5;background:#fff;font-weight:900;font-size:22px;cursor:pointer;color:#10213f;box-shadow:0 12px 24px rgba(12,30,60,.08)}
.student-detail-head{display:flex;justify-content:space-between;gap:22px;align-items:flex-start;margin-bottom:22px;padding-right:52px}
.student-detail-head h2{font-size:clamp(28px,4vw,46px);margin:8px 0 6px;letter-spacing:-.04em}
.student-detail-score{min-width:150px;padding:18px;border-radius:24px;background:linear-gradient(135deg,#eef7ff,#f2edff);text-align:center;border:1px solid #dbe7f6}
.student-detail-score strong{display:block;font-size:34px;letter-spacing:-.04em;color:#172554}.student-detail-score span{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;font-weight:900}
.detail-kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 0 22px}.detail-kpi{background:#fff;border:1px solid #dfe9f6;border-radius:22px;padding:16px;box-shadow:0 12px 34px rgba(13,40,80,.05)}.detail-kpi span{display:block;color:#64748b;font-size:12px;text-transform:uppercase;letter-spacing:.06em;font-weight:900}.detail-kpi strong{display:block;margin-top:8px;font-size:20px;color:#0f172a}
.detail-columns{display:grid;grid-template-columns:1.25fr .85fr;gap:16px;margin-bottom:16px}.detail-panel{background:#fff;border:1px solid #dfe9f6;border-radius:26px;padding:20px;box-shadow:0 18px 48px rgba(13,40,80,.06)}.detail-panel.full{margin-top:16px}.detail-panel h3{margin:0 0 16px;font-size:22px;letter-spacing:-.03em}.detail-skill-list{display:grid;gap:12px}.detail-skill-row{display:grid;grid-template-columns:1fr 170px;gap:16px;align-items:center;padding:12px;border-radius:18px;background:#f8fbff;border:1px solid #e7eef8}.detail-skill-row small{display:block;color:#64748b;margin-top:3px}.detail-skill-row span{display:block;text-align:right;font-weight:900;color:#172554;margin-bottom:6px}.mini-progress{height:9px;border-radius:999px;background:#e8eff8;overflow:hidden}.mini-progress span{display:block;height:100%;background:linear-gradient(90deg,#5b6dff,#00b8d9);border-radius:inherit}.academic-status-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.academic-status-list div{padding:16px;border-radius:18px;background:#f8fbff;border:1px solid #e7eef8}.academic-status-list strong{display:block;font-size:24px;color:#172554}.academic-status-list span{display:block;color:#64748b;font-size:13px;margin-top:4px}.attempt-timeline,.activity-list{display:grid;gap:10px}.attempt-row{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:14px 16px;border-radius:18px;background:#f8fbff;border:1px solid #e7eef8}.attempt-row small{display:block;color:#64748b;margin-top:4px}.activity-list div{display:flex;justify-content:space-between;gap:16px;padding:12px 14px;border-radius:16px;background:#f8fbff;border:1px solid #e7eef8}.activity-list span{color:#64748b}.staff-user-card .staff-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.staff-user-card .staff-actions .btn{padding:.72rem 1rem;min-height:40px}
@media(max-width:800px){.student-detail-modal{padding:22px;border-radius:24px}.student-detail-head,.detail-columns{display:block}.student-detail-score{margin-top:16px}.detail-kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.detail-skill-row{grid-template-columns:1fr}.detail-skill-row span{text-align:left}.attempt-row,.activity-list div{display:block}.staff-user-head{display:block}.staff-user-card .staff-actions{justify-content:flex-start;margin-top:14px}}

.app-feedback-modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;padding:18px;z-index:120;color:#0f213f}
.app-feedback-modal.open{display:flex;animation:nlFade .18s ease}
.app-feedback-backdrop{position:absolute;inset:0;background:rgba(8,22,44,.62);backdrop-filter:blur(14px)}
.app-feedback-panel{position:relative;width:min(560px,94vw);background:linear-gradient(180deg,#ffffff 0%,#f8fcff 100%);border:1px solid rgba(199,215,234,.9);border-radius:34px;box-shadow:0 38px 120px rgba(8,22,44,.34);padding:30px;outline:0;display:grid;grid-template-columns:auto 1fr;gap:18px;overflow:hidden}
.app-feedback-panel:after{content:"";position:absolute;right:-70px;top:-80px;width:210px;height:210px;border-radius:999px;background:linear-gradient(135deg,rgba(9,184,204,.14),rgba(113,87,255,.1));pointer-events:none}
.app-feedback-close{position:absolute;right:18px;top:18px;width:42px;height:42px;border-radius:999px;border:1px solid #d9e5f2;background:#fff;color:#10213f;font-size:22px;font-weight:950;box-shadow:0 10px 26px rgba(16,33,63,.08);cursor:pointer;z-index:2}
.app-feedback-icon{width:58px;height:58px;border-radius:22px;display:grid;place-items:center;background:linear-gradient(135deg,#2347c7,#008a9a);color:#fff;font-size:30px;font-weight:950;box-shadow:0 20px 42px rgba(35,71,199,.22)}
.app-feedback-modal.ok .app-feedback-icon{background:linear-gradient(135deg,#0f9f6e,#51d88a)}
.app-feedback-modal.warn .app-feedback-icon{background:linear-gradient(135deg,#df8b16,#ffd16c);color:#23150a}
.app-feedback-modal.error .app-feedback-icon{background:linear-gradient(135deg,#dc2f45,#ff8b8b)}
.app-feedback-copy h2{font-size:clamp(1.8rem,4vw,2.65rem);line-height:1;letter-spacing:-.06em;margin:.4rem 40px .6rem 0}.app-feedback-body{color:#5d6d86;line-height:1.65}.app-feedback-body p{margin:.25rem 0}.app-feedback-actions{grid-column:1/-1;display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;margin-top:4px}
.btn.is-loading{opacity:.75;cursor:progress}.btn.is-loading:before{content:"";width:14px;height:14px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;display:inline-block;animation:nlSpin .7s linear infinite}@keyframes nlSpin{to{transform:rotate(360deg)}}
.student-experience .panel{padding-bottom:40px}.student-hero-card,.learning-hero,.coach-card,.today-card,.progress-card,.learning-card,.resource-card,.timeline-item,.message-compose-card,.summary-card,.staff-user-card,.staff-item-card,.staff-test-card{box-shadow:0 20px 54px rgba(15,33,63,.075)}
.learning-grid{align-items:stretch}.learning-card{position:relative;overflow:hidden}.learning-card h2{font-size:1.58rem;line-height:1.12;margin:.7rem 0 .5rem}.learning-card .btn{margin-top:auto;width:max-content}.learning-card-top{margin-bottom:8px}.exam-card{border-color:#f5d58a;background:linear-gradient(180deg,#fffdf5,#ffffff)}
.trainer-shell{margin-top:16px;border:1px solid #dce8f5;background:linear-gradient(180deg,#fff,#f8fbff);border-radius:30px;padding:22px;box-shadow:0 18px 44px rgba(15,33,63,.08)}
.trainer-head{background:linear-gradient(135deg,#0f213f,#19406d);color:#fff;border-radius:24px;padding:18px 20px;margin-bottom:18px}.trainer-head small{color:rgba(255,255,255,.78)}
.trainer-part{border:1px solid #dde9f6;background:#fff;border-radius:26px;padding:20px;margin:18px 0}.trainer-part-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:14px}.trainer-part-head h3{margin:.1rem 0 .35rem;font-size:1.32rem;letter-spacing:-.035em}.part-number{width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,#eef5ff,#e5fbff);display:grid;place-items:center;font-weight:950;color:#19335e;flex:0 0 auto}.source-box{font-size:1rem;line-height:1.72;background:#f8fbff;border:1px solid #e0ebf7;border-radius:22px;padding:18px;color:#172033;margin:14px 0}.trainer-question{background:linear-gradient(180deg,#fff,#fbfdff)}
.option-list label input{margin-top:4px}.option-list label:has(input:checked){border-color:#06b6d4;background:#effcff;box-shadow:0 12px 28px rgba(6,182,212,.1)}
.writing-tools,.speaking-tools,.part-tools{border-radius:20px}.writing-tools .btn,.speaking-tools .btn,.part-tools .btn{min-height:40px;padding:9px 13px}.timer-readout{font-weight:950;color:#10213f;background:#eef7ff;border:1px solid #d9ebff;border-radius:999px;padding:8px 12px}.trainer-submit{position:sticky;bottom:14px;z-index:20;box-shadow:0 18px 42px rgba(15,33,63,.09)}
.student-section-head{margin:10px 0 20px}.resource-grid,.timeline-list{gap:18px}.resource-card,.timeline-item{padding:22px}.message-item{border-radius:22px!important;padding:18px!important;background:#fff!important;border-color:#dde8f5!important}.message-item.warn{background:#fffdf6!important;border-color:#fde68a!important}
.staff-workbench .grid{gap:22px}.staff-workbench .card{padding:26px}.staff-user-card,.staff-item-card,.staff-test-card{border-radius:28px;padding:20px}.summary-card{display:flex;flex-direction:column;gap:8px;justify-content:space-between}.summary-card p{margin:0}.staff-actions .btn,.resource-actions .btn{white-space:nowrap}.test-toolbar{gap:12px;margin-bottom:20px}.staff-meta{margin-top:10px}
.form label{gap:8px}.form input,.form select,.form textarea{margin-top:2px}.form .btn{margin-top:4px}.codebox{font-size:.94rem}
@media(max-width:760px){.app-feedback-panel{grid-template-columns:1fr;padding:24px;border-radius:28px}.app-feedback-copy h2{margin-right:34px}.app-feedback-actions{justify-content:stretch}.app-feedback-actions .btn{flex:1}.trainer-submit{position:static}.trainer-head{display:grid}.learning-card .btn{width:100%}.public-nav-actions{gap:8px}.lang-switch-pretty{width:100%;justify-content:flex-end}.student-hero-actions{display:grid;grid-template-columns:1fr}.student-hero-actions .btn{width:100%}.staff-actions .btn{width:100%}}

.staff-workbench .tabs,.student-tabs{scrollbar-width:none}.staff-workbench .tabs::-webkit-scrollbar,.student-tabs::-webkit-scrollbar{display:none}
.staff-actions .btn{white-space:nowrap}.staff-user-card,.staff-test-card,.resource-card,.timeline-item{transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.staff-user-card:hover,.staff-test-card:hover,.resource-card:hover,.timeline-item:hover{transform:translateY(-2px);box-shadow:0 22px 54px rgba(15,33,63,.10);border-color:#bfd4ee}
.app-feedback-actions .btn{min-width:132px}.modal-close:focus-visible,.app-feedback-close:focus-visible,.nl-contact__close:focus-visible,.btn:focus-visible,.tab:focus-visible{outline:4px solid rgba(9,184,204,.22);outline-offset:3px}
@media(max-width:640px){.app-feedback-panel{grid-template-columns:1fr;padding:24px;border-radius:28px}.app-feedback-icon{width:52px;height:52px}.app-feedback-actions{justify-content:stretch}.app-feedback-actions .btn{width:100%}.staff-actions{width:100%}.staff-actions .btn{flex:1 1 auto}.student-hero-actions .btn{width:100%}}

.review-workspace{padding:28px;border-radius:34px}.review-list{display:grid;gap:16px}.review-card{border:1px solid var(--line);border-radius:28px;background:linear-gradient(180deg,#fff,#f8fcff);padding:20px;box-shadow:var(--shadow2);display:grid;gap:14px}.review-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px}.review-card h3{font-size:1.35rem;margin:.55rem 0 .25rem;letter-spacing:-.045em}.review-prompt,.review-answer{border:1px solid var(--line2);border-radius:20px;background:#fff;padding:14px 16px}.review-prompt p,.review-answer p{margin:.4rem 0 0;color:var(--muted);line-height:1.6}.review-full-answer{white-space:pre-wrap;border:1px solid var(--line2);border-radius:22px;background:#f8fbff;padding:18px;line-height:1.75;color:#172033}.review-form{margin-top:16px}.rubric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}.review-modal{max-width:980px}.review-overlay .student-detail-modal{padding:28px}.summary-card .mini-link{margin-top:10px;display:inline-flex}.app-feedback-body p{margin:.2rem 0 0;line-height:1.65}.notice .btn,.empty .btn{margin-top:10px}@media (max-width:760px){.review-card-head{display:grid}.review-card-head .btn{width:100%}.rubric-grid{grid-template-columns:1fr}.review-overlay .student-detail-modal{padding:20px}.review-workspace{padding:20px}}
.field-help{display:block;margin-top:8px;font-size:.88rem;color:var(--muted);line-height:1.45}

/* v0.2.14 · centros de control, producto educativo y auditoría visual */
.command-hero{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;background:linear-gradient(135deg,#ffffff 0%,#f6fbff 50%,#edf8fb 100%);border:1px solid var(--line);border-radius:34px;padding:30px;margin:8px 0 22px;box-shadow:var(--shadow2);overflow:hidden;position:relative}.command-hero:after{content:"";position:absolute;right:-80px;top:-100px;width:260px;height:260px;border-radius:50%;background:linear-gradient(135deg,rgba(9,184,204,.18),rgba(35,71,199,.10));pointer-events:none}.command-hero h1{font-size:clamp(2.2rem,4.5vw,4.6rem);line-height:.96;letter-spacing:-.07em;margin:.7rem 0 .65rem;max-width:880px}.command-hero-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end;position:relative;z-index:1}.command-tabs{width:100%}.command-kpis{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;margin-bottom:18px}.command-kpi{background:#fff;border:1px solid var(--line);border-radius:26px;padding:18px;box-shadow:var(--shadow2);display:grid;gap:6px}.command-kpi span,.command-kpi small{color:var(--muted)}.command-kpi strong{font-size:2rem;letter-spacing:-.06em}.command-kpi.needs-action{border-color:#fde68a;background:#fffdf4}.command-filter-card{margin-bottom:18px}.control-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:14px;align-items:end}.academy-command-list{display:grid;gap:16px}.academy-command-card{background:#fff;border:1px solid var(--line);border-radius:30px;padding:22px;box-shadow:var(--shadow2);display:grid;gap:18px;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.academy-command-card:hover{transform:translateY(-2px);border-color:#bfd4ee;box-shadow:0 26px 65px rgba(15,33,63,.11)}.academy-main{display:flex;gap:16px;align-items:center}.academy-avatar{width:62px;height:62px;border-radius:22px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;display:grid;place-items:center;font-weight:950;font-size:1.2rem;box-shadow:0 16px 35px rgba(35,71,199,.18);flex:0 0 auto}.academy-copy{min-width:0}.academy-title-line{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.academy-title-line h2{font-size:1.55rem;margin:0;letter-spacing:-.045em}.academy-subline{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:.92rem;margin-top:7px}.academy-metrics-row{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}.academy-metrics-row div{border:1px solid var(--line2);border-radius:20px;background:#f8fbff;padding:12px 13px}.academy-metrics-row strong{display:block;font-size:1.25rem}.academy-metrics-row span{display:block;color:var(--muted);font-size:.8rem;margin-top:2px}.academy-metrics-row .metric-warning{background:#fff7ed;border-color:#fed7aa}.academy-admin-line{display:grid;grid-template-columns:1.2fr 1fr .6fr;gap:10px}.academy-admin-line>div{border:1px solid var(--line2);border-radius:20px;padding:13px;background:#fff}.academy-admin-line small{display:block;color:var(--muted);font-size:.76rem;text-transform:uppercase;letter-spacing:.06em;font-weight:900;margin-bottom:5px}.academy-admin-line strong{font-size:.95rem}.academy-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}.academy-detail-modal{max-width:1000px}.academy-health-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.academy-health-list div{border:1px solid var(--line2);background:#f8fbff;border-radius:18px;padding:15px}.academy-health-list strong{display:block}.academy-health-list span{display:block;color:var(--muted);font-size:.86rem;margin-top:4px}.support-card .notice{margin-top:18px}.users-command-panel{grid-column:span 2}.staff-user-filters{grid-template-columns:1.5fr 1fr 1fr 1fr;margin-bottom:14px}.panel-actions{justify-content:flex-start;margin-bottom:16px}.users-command-grid{gap:14px}.user-metrics-strip{display:grid;grid-template-columns:1.4fr repeat(3,.7fr);gap:10px;margin-top:16px}.user-metrics-strip div{border:1px solid var(--line2);background:#f8fbff;border-radius:16px;padding:11px}.user-metrics-strip strong{display:block;font-size:.96rem}.user-metrics-strip span{display:block;color:var(--muted);font-size:.77rem;margin-top:3px}.command-summary-intro{grid-column:span 2}.teacher-hero{background:linear-gradient(135deg,#ffffff,#f5f8ff 55%,#effcff)}.lang-switch-pretty{border-radius:999px;overflow:hidden}.lang-switch-pretty button{display:inline-flex;align-items:center;gap:6px}.lang-switch-pretty .lang-check{opacity:0}.lang-switch-pretty button.active .lang-check{opacity:1}.home-note{border-radius:20px;padding:14px 16px;background:#f8fbff;border:1px solid var(--line);margin-top:14px}.home-note b{display:block}.home-note small{color:var(--muted);line-height:1.45}.nl-contact__form small{display:block;text-align:center;margin-top:-4px}.login-card .notice{margin-top:14px}.staff-user-card{overflow:hidden}
@media(max-width:1060px){.command-kpis{grid-template-columns:repeat(3,minmax(0,1fr))}.academy-metrics-row{grid-template-columns:repeat(3,minmax(0,1fr))}.command-hero{grid-template-columns:1fr}.command-hero-actions{justify-content:flex-start}.control-grid,.staff-user-filters{grid-template-columns:1fr 1fr}.academy-admin-line{grid-template-columns:1fr}.users-command-panel,.command-summary-intro{grid-column:auto}.home-panel{grid-template-columns:1fr}.hero-grid{grid-template-columns:1fr}.hero-art{min-height:300px}}
@media(max-width:640px){.wrap,.wide-wrap{padding:16px}.app-topbar{position:static;border-radius:24px}.topbar,.public-topbar{align-items:flex-start}.top-actions,.public-nav-actions{width:100%;justify-content:flex-start}.command-kpis,.academy-metrics-row,.control-grid,.staff-user-filters,.user-metrics-strip,.academy-health-list{grid-template-columns:1fr}.academy-main{align-items:flex-start}.academy-actions,.command-hero-actions{display:grid;grid-template-columns:1fr;width:100%}.academy-actions .btn,.academy-actions a,.command-hero-actions .btn{width:100%}.academy-title-line h2{font-size:1.25rem}.tabs{width:100%;overflow:auto;flex-wrap:nowrap}.tab{flex:0 0 auto}.staff-user-head{display:grid;gap:14px}.user-metrics-strip strong{font-size:.95rem}}

.is-invalid{border-color:var(--danger)!important;box-shadow:0 0 0 4px rgba(220,47,69,.12)!important}.field-error{color:var(--danger);font-size:.78rem;font-weight:900;margin-top:4px}.danger-zone{border:1px solid #fecaca;background:#fff7f7;border-radius:22px;padding:14px}.app-feedback-body input{margin-top:10px}

.soft-hidden{display:none!important}

.is-muted{opacity:.72;filter:saturate(.82)}

.activation-success-card{display:grid;gap:1rem;text-align:left}.activation-success-card p{margin:0;color:var(--muted)}.activation-success-card .codebox{display:grid;grid-template-columns:1fr;gap:.35rem;padding:1rem;border-radius:20px;background:rgba(35,71,199,.08);border:1px solid rgba(35,71,199,.16)}.activation-success-card .codebox span{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:800}.activation-success-card .codebox b{font-size:1.05rem;letter-spacing:.03em}

/* v0.2.14 · product-ready UX system */
:root{--admin:#2563eb;--teacher:#059669;--student:#0ea5e9;--super:#6d28d9;--support:#f59e0b;--soft:#f8fbff;--surface:#ffffff;--text:#10213f;--sub:#64748b;}
body.role-superadmin{--role-color:var(--super)}body.role-admin{--role-color:var(--admin)}body.role-teacher{--role-color:var(--teacher)}body.role-student{--role-color:var(--student)}
.app-topbar{border-top:5px solid var(--role-color,var(--primary));align-items:center}.role-context{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:7px}.role-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:color-mix(in srgb,var(--role-color,var(--primary)) 12%,#fff);color:var(--role-color,var(--primary));border:1px solid color-mix(in srgb,var(--role-color,var(--primary)) 28%,#fff);font-size:.78rem;font-weight:950}.support-banner{display:none;margin:0 0 16px;padding:13px 16px;border:1px solid #facc15;background:#fffbeb;color:#713f12;border-radius:18px;font-weight:850}.support-banner.is-visible{display:flex;justify-content:space-between;align-items:center;gap:12px}.toolbar-row{display:flex;align-items:end;gap:12px;flex-wrap:wrap;margin:14px 0}.toolbar-row>*{min-width:160px}.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.btn-row .btn{min-width:132px}.btn.sm{min-height:38px;padding:9px 13px;font-size:.88rem}.btn.block{width:100%}.btn.text{background:transparent;box-shadow:none;border-color:transparent;color:var(--primary);padding-inline:8px}.btn.danger.light{color:#991b1b;background:#fff5f5;border-color:#fecaca}.lang-switch-pretty{display:flex;gap:6px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);padding:5px;border-radius:999px}.lang-switch-pretty button{border:0;background:transparent;color:#fff;border-radius:999px;padding:9px 13px;font-weight:950;cursor:pointer}.lang-switch-pretty button.active{background:#fff;color:#10213f;box-shadow:0 8px 20px rgba(0,0,0,.14)}
.metric-board{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.metric-tile{background:#fff;border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow2)}.metric-tile small{color:var(--muted);font-weight:850}.metric-tile strong{display:block;font-size:2rem;letter-spacing:-.06em;margin-top:6px}.metric-tile .trend{font-size:.82rem;color:var(--muted);margin-top:6px}.metric-tile.hot{border-color:#fde68a;background:#fffdf4}.data-table{width:100%;border-collapse:separate;border-spacing:0 10px}.data-table th{text-align:left;color:#64748b;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;padding:0 12px}.data-table td{background:#fff;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);padding:14px 12px;vertical-align:middle}.data-table td:first-child{border-left:1px solid var(--line2);border-radius:18px 0 0 18px}.data-table td:last-child{border-right:1px solid var(--line2);border-radius:0 18px 18px 0}.user-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:950;letter-spacing:.02em}.subtle-card{background:#f8fbff;border:1px solid var(--line2);border-radius:22px;padding:16px}.stack{display:grid;gap:14px}.stack-lg{display:grid;gap:22px}.two-col{display:grid;grid-template-columns:minmax(300px,.75fr) minmax(0,1.25fr);gap:20px}.three-col{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.role-headline{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:18px}.role-headline h1{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.065em;line-height:.98;margin:.15rem 0}.status-dot{width:9px;height:9px;border-radius:99px;background:#22c55e;display:inline-block}.status-dot.warn{background:#f59e0b}.status-dot.danger{background:#ef4444}.list-card{border:1px solid var(--line);border-radius:24px;background:#fff;padding:18px;display:grid;gap:12px;box-shadow:var(--shadow2)}.list-card.inactive{opacity:.72}.list-card-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.list-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.item-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.empty strong{display:block;color:var(--ink);font-size:1.08rem;margin-bottom:4px}.section-divider{height:1px;background:var(--line2);margin:10px 0}.logo-upload{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:center}.logo-preview{width:86px;height:86px;border-radius:24px;background:#f8fbff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden}.logo-preview img{width:100%;height:100%;object-fit:cover}.logo-preview .fallback{font-size:1.65rem;font-weight:950;color:var(--primary)}
.learning-dashboard{display:grid;grid-template-columns:minmax(280px,.75fr) minmax(0,1.25fr);gap:20px}.learning-list{display:grid;gap:14px}.practice-card{border:1px solid var(--line);background:#fff;border-radius:26px;padding:20px;box-shadow:var(--shadow2);display:grid;gap:14px}.practice-card.done{background:linear-gradient(180deg,#fff,#f8fbff)}.practice-card .practice-head{display:flex;justify-content:space-between;gap:12px}.practice-card h3{font-size:1.25rem;margin:.2rem 0;letter-spacing:-.04em}.practice-stats{display:flex;gap:8px;flex-wrap:wrap}.practice-stats span{border:1px solid var(--line2);background:#f8fbff;border-radius:999px;padding:7px 10px;font-size:.82rem;font-weight:850;color:#334155}.runner-overlay{position:fixed;inset:0;z-index:90;background:linear-gradient(180deg,#eef5fb,#fff);overflow:auto;display:none}.runner-overlay.open{display:block}.runner-wrap{width:min(980px,100%);margin:0 auto;padding:22px}.runner-top{position:sticky;top:0;background:rgba(248,251,255,.92);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:28px;padding:14px 16px;margin-bottom:18px;display:flex;justify-content:space-between;gap:12px;align-items:center;z-index:2}.progress-line{height:10px;background:#e8f0f8;border-radius:999px;overflow:hidden;margin-top:10px}.progress-line i{display:block;height:100%;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:999px;transition:width .2s ease}.runner-card{background:#fff;border:1px solid var(--line);border-radius:34px;padding:30px;box-shadow:var(--shadow);display:grid;gap:22px}.runner-prompt{font-size:1.08rem;line-height:1.7;color:#172033}.runner-source{border:1px solid var(--line2);border-radius:24px;background:#f8fbff;padding:20px;line-height:1.75;white-space:pre-wrap}.runner-options{display:grid;gap:10px}.option-btn{border:1px solid var(--line);border-radius:18px;background:#fff;padding:14px 16px;text-align:left;font-weight:850;cursor:pointer}.option-btn.selected{border-color:var(--primary);box-shadow:0 0 0 4px rgba(35,71,199,.12);background:#f8fbff}.runner-actions{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}.word-counter{display:flex;gap:8px;align-items:center;color:var(--muted);font-weight:850}.result-panel{background:#fff;border:1px solid var(--line);border-radius:30px;padding:24px;box-shadow:var(--shadow2);display:grid;gap:14px}.history-chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line2);background:#f8fbff;border-radius:999px;padding:7px 10px;font-size:.8rem;font-weight:850}.conversation-list{display:grid;gap:12px}.conversation-card{border:1px solid var(--line);border-radius:22px;background:#fff;padding:16px;box-shadow:var(--shadow2);display:grid;gap:8px}.message-bubble{border-radius:18px;padding:12px 14px;background:#f8fbff;border:1px solid var(--line2);margin:8px 0}.message-bubble.mine{background:#eef2ff;border-color:#dbe2ff}.review-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}.review-toolbar select,.review-toolbar input{max-width:230px}.review-card.reviewed{opacity:.82}.feedback-card{border-left:4px solid var(--primary);background:#f8fbff;border-radius:18px;padding:14px 16px}.mobile-only{display:none!important}
@media(max-width:980px){.metric-board{grid-template-columns:repeat(2,minmax(0,1fr))}.two-col,.learning-dashboard{grid-template-columns:1fr}.three-col{grid-template-columns:1fr 1fr}.data-table{display:block;overflow:auto}.role-headline{display:grid}.runner-card{padding:22px}.runner-top{position:static}.topbar{display:grid}.top-actions{justify-content:flex-start}}
@media(max-width:640px){.metric-board,.three-col{grid-template-columns:1fr}.toolbar-row>*{min-width:100%;}.btn-row,.item-actions{display:grid;grid-template-columns:1fr;width:100%}.btn-row .btn,.item-actions .btn{width:100%}.runner-actions{display:grid;grid-template-columns:1fr}.runner-wrap{padding:12px}.runner-card{border-radius:24px;padding:18px}.logo-upload{grid-template-columns:1fr}.mobile-only{display:block!important}.desktop-only{display:none!important}}


/* v0.2.14 · QA final: revisión automática, soporte fiable y mensajería docente */
.answer-review-list{display:grid;gap:10px;margin-top:12px}.answer-review{border:1px solid var(--line2);border-radius:18px;padding:12px 14px;background:#fff}.answer-review.ok{border-color:#bbf7d0;background:#f0fdf4}.answer-review.warn{border-color:#fde68a;background:#fffbeb}.answer-review p{margin:.45rem 0 0;color:var(--muted);line-height:1.55}

/* v0.2.14 · fixes runtime: modales de práctica, selector de academias y contenido activo */
.app-feedback-panel{width:min(700px,94vw);grid-template-columns:64px minmax(0,1fr);align-items:start;gap:20px;padding:32px}.app-feedback-copy{min-width:0;position:relative;z-index:1}.app-feedback-copy h2{font-size:clamp(1.65rem,3.2vw,2.35rem);line-height:1.08;margin:.35rem 48px .75rem 0;letter-spacing:-.045em}.app-feedback-body{min-width:0}.app-feedback-body .metric-board{grid-template-columns:repeat(auto-fit,minmax(126px,1fr));gap:12px}.app-feedback-body .metric-tile{min-width:0;padding:15px;border-radius:20px}.app-feedback-body .metric-tile strong{font-size:clamp(1.35rem,4vw,1.8rem);line-height:1.15;word-break:normal}.app-feedback-body .subtle-card{border-radius:20px}.start-brief .muted{line-height:1.55}.answer-review-list{max-height:360px;overflow:auto;padding-right:4px}.answer-review b{display:block;line-height:1.35}.academy-picker{display:grid;gap:12px}.academy-picker-search{width:100%;border:1px solid var(--line);border-radius:18px;padding:13px 14px;font:inherit;font-weight:850;box-shadow:0 10px 24px rgba(15,33,63,.04)}.academy-picker-top{display:flex;justify-content:space-between;gap:10px;align-items:center;color:var(--muted);font-size:.88rem;font-weight:900}.academy-picker-list{max-height:min(58vh,540px);overflow:auto;display:grid;gap:10px;padding-right:4px}.academy-picker-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:center;border:1px solid var(--line);border-radius:22px;background:#fff;padding:13px;box-shadow:var(--shadow2)}.academy-picker-check{display:grid;place-items:center}.academy-picker-check input{width:20px;height:20px;accent-color:var(--primary)}.academy-picker-main{min-width:0}.academy-picker-main strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.academy-picker-main small{display:block;color:var(--muted);margin-top:4px}.academy-picker-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.support-banner .btn{white-space:nowrap}@media(max-width:720px){.app-feedback-panel{grid-template-columns:1fr;width:min(96vw,620px);padding:24px}.app-feedback-copy h2{margin-right:38px}.academy-picker-row{grid-template-columns:auto minmax(0,1fr)}.academy-picker-actions{grid-column:1/-1;display:grid;grid-template-columns:1fr}.academy-picker-actions .btn{width:100%}.academy-picker-list{max-height:56vh}.app-feedback-body .metric-board{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:430px){.app-feedback-body .metric-board{grid-template-columns:1fr}.app-feedback-panel{padding:20px}.app-feedback-icon{width:52px;height:52px;border-radius:18px}.app-feedback-copy h2{font-size:1.55rem}.academy-picker-top{display:grid}}
/* v0.2.14 · runtime permissions + examen más robusto */
.practice-card.exam-card{background:linear-gradient(180deg,#fffdf5,#fff);border-color:#f5d58a}
.result-panel.exam-result{background:linear-gradient(180deg,#fffdf5,#fff);border-color:#f5d58a}
.result-panel.exam-result .eyebrow.dark{background:#fff4dc;border-color:#f5d58a;color:#8a5b05}
/* v0.2.14 · detalle completo de respuestas para admin/profesor */
.attempt-summary{display:flex;align-items:center;justify-content:space-between;gap:12px}.attempt-answer-list{display:grid;gap:12px;max-height:min(58vh,620px);overflow:auto;padding-right:4px}.attempt-answer-card{border:1px solid var(--line2);border-radius:20px;background:#fff;padding:14px;display:grid;gap:10px}.attempt-answer-card.ok{border-color:#bbf7d0;background:#f0fdf4}.attempt-answer-card.warn{border-color:#fde68a;background:#fffbeb}.attempt-answer-card.open{border-color:#dbeafe;background:#f8fbff}.attempt-answer-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.attempt-prompt{margin:0;line-height:1.55}.attempt-answer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}.attempt-answer-grid div{border:1px solid rgba(217,228,239,.95);border-radius:16px;background:rgba(255,255,255,.75);padding:10px}.attempt-answer-grid small{display:block;color:var(--muted);font-weight:850;margin-bottom:4px}.attempt-answer-grid strong{display:block;white-space:pre-wrap;line-height:1.4}@media(max-width:640px){.attempt-summary{display:grid}.attempt-summary .btn{width:100%}.attempt-answer-list{max-height:56vh}}

/* v0.2.14 · Usuarios: separar alumnos de perfiles operativos */
.users-role-grid{margin-top:16px}.staff-user-card.user-role-student{background:linear-gradient(180deg,#ffffff,#f8fbff);border-color:#dbe7f4}.staff-user-card.user-role-teacher{background:linear-gradient(135deg,#ffffff 0%,#f7fff9 100%);border-color:#c7f3d4}.staff-user-card.user-role-admin{background:linear-gradient(135deg,#ffffff 0%,#fff8ed 100%);border-color:#fed7aa}.staff-user-card.user-role-admin .staff-user-code{background:#fff7ed;border-color:#fed7aa}.staff-user-card.user-role-teacher .staff-user-code{background:#f0fdf4;border-color:#bbf7d0}.user-role-note{margin:8px 0 0;font-weight:850}.user-metrics-strip.staff-only{grid-template-columns:repeat(4,minmax(0,1fr))}.user-metrics-strip.student-only{grid-template-columns:1.1fr repeat(3,.9fr) auto}.user-metrics-strip .metric-warning{background:#fff7ed;border-color:#fed7aa}.user-metrics-strip.staff-only div{background:rgba(255,255,255,.72)}.user-metrics-strip.student-only div{background:#f8fbff}@media(max-width:760px){.staff-user-card .staff-user-head{display:grid}.staff-user-card .staff-actions{justify-content:flex-start}.staff-user-card .staff-actions .btn{width:100%}.user-metrics-strip.staff-only,.user-metrics-strip.student-only{grid-template-columns:1fr 1fr}}@media(max-width:430px){.user-metrics-strip.staff-only,.user-metrics-strip.student-only{grid-template-columns:1fr}}

/* v0.2.15 · seguimiento por alumno y correcciones por intento */
.app-feedback-modal.wide .app-feedback-panel{width:min(1120px,96vw)}
.app-feedback-panel{max-height:calc(100vh - 36px);overflow:hidden}
.app-feedback-copy{min-height:0;display:flex;flex-direction:column}
.app-feedback-body{min-height:0;overflow:auto;max-height:calc(100vh - 220px);padding-right:6px}
.app-feedback-actions{position:relative;z-index:2;background:linear-gradient(180deg,rgba(248,252,255,0),#f8fcff 35%);padding-top:8px}
.metric-board.compact{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px}.metric-board.compact .metric-tile{padding:14px;border-radius:20px}.metric-board.compact .metric-tile strong{font-size:clamp(1.25rem,2.3vw,1.75rem)}
.student-track-modal,.attempt-detail-modal{display:grid;gap:16px}.student-track-toolbar{display:flex;gap:10px;flex-wrap:wrap}.student-track-toolbar select{min-width:150px}.student-attempt-list{max-height:min(48vh,540px);overflow:auto;padding-right:4px}
.attempt-review-list{display:grid;gap:14px}.attempt-review-card{border:1px solid var(--line);border-radius:26px;background:linear-gradient(180deg,#fff,#f8fcff);box-shadow:var(--shadow2);padding:16px;display:grid;gap:12px}.attempt-review-card.warn{border-color:#fde68a;background:linear-gradient(180deg,#fff,#fffbeb)}.attempt-review-card.manual{border-color:#c7d2fe;background:linear-gradient(180deg,#fff,#f5f7ff)}.attempt-review-card.clean{border-color:#bbf7d0;background:linear-gradient(180deg,#fff,#f0fdf4)}.attempt-review-card.reviewed{border-color:#dbe7f4;opacity:.9;background:linear-gradient(180deg,#fff,#f8fbff)}
.attempt-review-head{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:start}.attempt-review-main{min-width:0}.attempt-review-badges{display:flex;gap:8px;flex-wrap:wrap}.attempt-review-card h3{font-size:1.12rem;margin:.45rem 0 .2rem;letter-spacing:-.035em}.attempt-review-score{text-align:right;min-width:74px}.attempt-review-score strong{display:block;font-size:1.55rem;line-height:1;color:var(--ink)}.attempt-review-score span{font-size:.78rem;font-weight:900;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.attempt-review-stats{display:flex;gap:8px;flex-wrap:wrap}.attempt-review-stats span{border:1px solid var(--line2);background:rgba(255,255,255,.78);border-radius:999px;padding:7px 10px;color:var(--muted);font-weight:850;font-size:.82rem}.attempt-review-actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}.attempt-select{display:flex;align-items:center;justify-content:center;padding-top:5px}.attempt-select input{width:20px;height:20px;accent-color:var(--primary)}.bulk-actions{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:14px;border:1px solid var(--line2);background:#f8fbff;border-radius:20px;padding:12px 14px}.bulk-check{display:flex;gap:8px;align-items:center;font-weight:900;color:var(--ink)}.bulk-check input{width:18px;height:18px;accent-color:var(--primary)}
.manual-review-section{border:1px solid var(--line2);border-radius:26px;background:#f8fbff;padding:16px;display:grid;gap:14px}.manual-review-card{border:1px solid var(--line);border-radius:22px;background:#fff;padding:14px;display:grid;gap:12px}.manual-review-card.pending{border-color:#fde68a}.manual-review-card.reviewed{border-color:#bbf7d0}.manual-review-head{display:flex;justify-content:space-between;gap:10px}.manual-review-head h4{font-size:1rem;margin:.35rem 0 .1rem}.manual-answer{border:1px solid var(--line2);border-radius:18px;background:#fff;padding:12px 14px}.manual-answer p{white-space:pre-wrap;color:#334155;line-height:1.65;margin:.45rem 0 0}.manual-review-form{display:grid;gap:12px}.attempt-detail-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;border-top:1px solid var(--line2);padding-top:14px}.section-head.small{margin-bottom:8px}.section-head.small h3{font-size:1.05rem;margin:0}.section-head.small p{margin:.25rem 0 0}.review-toolbar select,.review-toolbar input{max-width:260px}
@media(max-width:760px){.app-feedback-modal.wide .app-feedback-panel{width:96vw}.app-feedback-body{max-height:calc(100vh - 240px)}.attempt-review-head{grid-template-columns:auto minmax(0,1fr)}.attempt-review-score{grid-column:1/-1;text-align:left}.attempt-review-actions{display:grid;grid-template-columns:1fr}.attempt-review-actions .btn,.attempt-detail-actions .btn{width:100%}.bulk-actions{display:grid}.bulk-actions>div{display:grid;grid-template-columns:1fr;gap:8px}.student-track-toolbar{display:grid;grid-template-columns:1fr}.student-track-toolbar select{width:100%}.manual-review-section{padding:12px}.rubric-grid{grid-template-columns:1fr}}


/* v0.4.30 · UX hotfix: una sola zona de scroll en modales grandes, salida de cambio de clave y credenciales legibles */
body.modal-open{overflow:hidden}
.app-feedback-panel{max-height:calc(100dvh - 36px);overflow:hidden}
.app-feedback-copy{min-height:0;display:flex;flex-direction:column}
.app-feedback-body{min-height:0;overflow:auto;max-height:calc(100dvh - 220px);padding-right:6px}
.app-feedback-body .attempt-answer-list,.app-feedback-body .student-attempt-list,.app-feedback-body .academy-picker-list,.app-feedback-body .answer-review-list{max-height:none;overflow:visible;padding-right:0}
.app-feedback-actions{position:relative;z-index:2;background:linear-gradient(180deg,rgba(248,252,255,0),#f8fcff 35%);padding-top:8px}
.credential-box{display:grid;gap:10px;margin:12px 0}
.credential-row{display:grid;grid-template-columns:145px minmax(0,1fr) auto;gap:10px;align-items:center;border:1px solid var(--line2);background:#f8fbff;border-radius:18px;padding:10px}
.credential-row span{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:950}
.credential-row b{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all;color:#10213f}
@media(max-width:680px){.credential-row{grid-template-columns:1fr}.credential-row .btn{width:100%}.app-feedback-body{max-height:calc(100dvh - 250px)}}


/* v0.4.30 · textos cortos, salida limpia y modales sin doble scroll */
.change-password-actions{display:grid;gap:10px}
.change-password-actions .btn{width:100%}
.app-feedback-modal.wide .app-feedback-panel{max-height:calc(100dvh - 28px)}
.app-feedback-body{overscroll-behavior:contain}
.app-feedback-body .attempt-detail-modal,.app-feedback-body .student-track-modal{overflow:visible;max-height:none}
.credential-row{grid-template-columns:105px minmax(0,1fr) auto}
.credential-row span{white-space:nowrap}
@media(max-width:680px){.credential-row{grid-template-columns:1fr}.credential-row b{font-size:.92rem}}

/* v0.4.30 · niveles nativos y contenido por nivel */
.level-badge{background:#eef2ff;color:#28306b;border-color:#dbe3ff}
.credentials-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:14px}
.credential-card{border:1px solid rgba(35,71,199,.14);background:linear-gradient(180deg,#fff,#f8fbff);border-radius:18px;padding:16px;display:grid;gap:10px;box-shadow:0 10px 24px rgba(15,23,42,.06)}
.credential-card span{font-size:.78rem;color:#64748b;text-transform:uppercase;letter-spacing:.08em;font-weight:800}
.credential-card strong{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:1.05rem;word-break:break-all;color:#0f172a;background:#fff;border:1px dashed rgba(35,71,199,.22);border-radius:12px;padding:10px}
.audio-native-card{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#f4fbff;border:1px solid rgba(16,183,201,.24);border-radius:18px;padding:14px 16px;margin:14px 0}
.audio-native-card audio{width:min(420px,100%)}
.level-management-card{margin:14px 0}.level-history-inline{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.stack label{display:grid;gap:6px;font-weight:750;color:#132247}.stack input,.stack select{padding:11px 12px;border:1px solid #d7e0ef;border-radius:12px;background:#fff;font:inherit}.stack input:disabled{background:#f8fafc;color:#64748b}
@media(max-width:720px){.credentials-grid{grid-template-columns:1fr}.audio-native-card{display:grid}.audio-native-card audio{width:100%}}

.pager-row{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:18px;flex-wrap:wrap}.pager-row .muted{font-weight:800}.settings-password-card form{margin-top:10px}

/* v0.4.30 · pulido final de modales, textos y credenciales */
.app-feedback-modal.open{display:grid;place-items:center;padding:18px;background:rgba(8,18,36,.56);backdrop-filter:blur(14px)}
.app-feedback-panel{position:relative;display:grid;background:linear-gradient(180deg,#ffffff 0%,#f8fcff 100%);border:1px solid rgba(219,231,243,.95);border-radius:34px;box-shadow:0 36px 110px rgba(8,18,36,.30);}
.app-feedback-close{position:absolute;right:18px;top:18px;width:42px;height:42px;border-radius:999px;border:1px solid var(--line);background:#fff;color:#10213f;font-weight:950;cursor:pointer;box-shadow:0 10px 26px rgba(15,33,63,.08)}
.app-feedback-icon{width:64px;height:64px;border-radius:24px;display:grid;place-items:center;font-weight:950;font-size:1.55rem;background:linear-gradient(135deg,#eef2ff,#e4fbff);color:#2347c7;box-shadow:0 16px 36px rgba(35,71,199,.13)}
.app-feedback-modal.ok .app-feedback-icon{background:#dcfce7;color:#166534}.app-feedback-modal.warn .app-feedback-icon{background:#fef3c7;color:#92400e}.app-feedback-modal.error .app-feedback-icon{background:#fee2e2;color:#991b1b}
.app-feedback-body p{line-height:1.62;margin:.35rem 0;color:#334155}.app-feedback-body .muted{line-height:1.62}.app-feedback-actions{display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap;margin-top:14px}.app-feedback-actions .btn{min-width:132px}.app-feedback-actions .btn.light{background:#fff}.modal-flow{display:grid;gap:16px}.modal-soft-card,.modal-confirm-card,.modal-danger-card{border:1px solid var(--line2);border-radius:24px;background:#fff;padding:18px;box-shadow:0 12px 28px rgba(15,33,63,.055)}.modal-soft-card{background:linear-gradient(180deg,#fff,#f8fbff)}.modal-confirm-card{background:linear-gradient(180deg,#fff,#fffbeb);border-color:#fde68a}.modal-danger-card{background:linear-gradient(180deg,#fff,#fef2f2);border-color:#fecaca}.modal-soft-card h3{font-size:1.15rem;margin:.7rem 0 .3rem;letter-spacing:-.035em}.modal-form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.credential-panel{display:grid;gap:14px}.credentials-grid{gap:16px}.credential-card{border-radius:24px;padding:18px}.credential-card strong{font-size:1.08rem;line-height:1.35}.credential-card .btn{width:100%}.codebox span{display:block;color:#94a3b8;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;margin-top:8px}.codebox span:first-child{margin-top:0}.codebox b{display:block;color:#fff;font-size:1.05rem;margin:4px 0 6px;word-break:break-all}
@media(max-width:760px){.modal-form-grid{grid-template-columns:1fr}.app-feedback-actions{display:grid;grid-template-columns:1fr}.app-feedback-actions .btn{width:100%}.app-feedback-panel{border-radius:28px}.credentials-grid{grid-template-columns:1fr}}

/* v0.4.30 · revisión de prácticas, exámenes y medios: responsive amplio y reproductores robustos */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:88px}
body{overflow-wrap:anywhere}
button,.btn,.tab,.option-btn,input,select,textarea{touch-action:manipulation}
.runner-overlay{min-height:100vh;min-height:100dvh;-webkit-overflow-scrolling:touch}
.runner-wrap{width:min(1040px,100%);padding:max(14px,env(safe-area-inset-top)) max(14px,env(safe-area-inset-right)) max(18px,env(safe-area-inset-bottom)) max(14px,env(safe-area-inset-left))}
.runner-top{align-items:flex-start}.runner-top>div{min-width:0}.runner-top strong{display:block;overflow-wrap:anywhere;line-height:1.25}.runner-top small{display:block;line-height:1.45;color:var(--muted)}
.runner-card{gap:20px}.runner-card h2{font-size:clamp(1.45rem,4.8vw,2.2rem);line-height:1.08}.runner-prompt{font-size:clamp(1rem,2.8vw,1.12rem);line-height:1.72}.runner-source{font-size:clamp(.98rem,2.6vw,1.06rem);line-height:1.78;max-width:100%;overflow-wrap:break-word}.runner-source,.runner-prompt,.practice-card h3,.result-panel h1{word-break:normal;overflow-wrap:anywhere}.runner-options{grid-template-columns:1fr}.option-btn{min-height:52px;line-height:1.45;white-space:normal}.option-btn:focus-visible,.btn:focus-visible,.tab:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid rgba(35,71,199,.32);outline-offset:3px}
.media-native-card{display:grid;grid-template-columns:minmax(220px,1fr) minmax(260px,430px);align-items:center}.native-media-wrap{display:grid;gap:8px;min-width:0}.native-media-wrap audio,.native-media-wrap video,.audio-native-card audio{width:100%;max-width:100%;display:block}.native-media-wrap video{border-radius:18px;background:#0f172a;max-height:52vh}.media-help{display:block;color:var(--muted);line-height:1.45;margin-top:4px}.media-fallback-link{justify-self:start;font-size:.86rem}.speaking-practice-box audio{width:100%;max-width:100%}.media-record-actions{align-items:center}.media-record-actions audio{min-width:min(280px,100%)}
.practice-card{min-width:0}.practice-card .practice-head{align-items:flex-start}.practice-card h3{line-height:1.18}.practice-stats span{line-height:1.25}.student-hero-actions .btn,.runner-actions .btn,.practice-card .btn{white-space:normal;text-align:center}
@supports not (height:100dvh){.app-feedback-panel{max-height:calc(100vh - 36px)}.app-feedback-body{max-height:calc(100vh - 220px)}}
@media(max-width:820px){.media-native-card{grid-template-columns:1fr}.runner-top{display:grid}.runner-top .btn{width:100%}.practice-card .practice-head{display:grid}.runner-actions .btn-row{width:100%}}
@media(max-width:520px){.wrap,.wide-wrap{padding:14px}.app-topbar{top:8px;border-radius:24px}.tabs{border-radius:24px;overflow-x:auto;flex-wrap:nowrap;width:100%;justify-content:flex-start}.tab{flex:0 0 auto}.runner-wrap{padding:10px}.runner-card{padding:16px;border-radius:22px}.runner-source{padding:14px;border-radius:18px}.runner-prompt{padding:0}.audio-native-card{padding:12px;border-radius:16px}.word-counter{display:grid;align-items:start}.result-panel{padding:18px}.metric-tile strong{font-size:clamp(1.35rem,7vw,2rem)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}

/* v0.4.30 · revisión visual final: botones claros en cabecera del alumno y pestañas compactas */
.role-headline .student-hero-actions .btn.light{background:#fff;color:#172033;border-color:var(--line);box-shadow:0 8px 18px rgba(16,32,51,.06)}
.role-headline .student-hero-actions .btn.light:hover{box-shadow:0 12px 24px rgba(16,32,51,.10)}
@media(max-width:520px){.role-headline .student-hero-actions{width:100%}.role-headline .student-hero-actions .btn{width:100%}}

/* v0.4.30 · Pulido visual final */
.badge.info{background:#e0f2fe;color:#075985;border-color:#bae6fd}.badge.gold{background:#fff7ed;color:#9a3412;border-color:#fed7aa}.btn.text{background:transparent;color:var(--primary);border-color:transparent;box-shadow:none}.btn.text:hover{background:#eef7ff;border-color:#dbeafe}.app-feedback-body p{line-height:1.58}.practice-card .badge.gold,.practice-card .badge.info{white-space:nowrap}.runner-actions,.btn-row{row-gap:10px}@media(max-width:560px){.practice-card .practice-head{gap:10px}.practice-card h3{font-size:1.08rem}.metric-board .metric-tile strong{font-size:1.45rem}.runner-card{padding:18px}.app-feedback-panel{width:calc(100vw - 24px);padding:22px}.tabs{border-radius:24px;width:100%;overflow-x:auto;flex-wrap:nowrap}.tab{padding:11px 14px}.student-hero-actions .btn{width:100%}}

/* v0.4.30 · contraste final en credenciales de activación inicial */
.activation-success-card .codebox{background:#f8fbff;color:#10213f;border-color:rgba(35,71,199,.18)}
.activation-success-card .codebox b{color:#10213f;background:#fff;border:1px dashed rgba(35,71,199,.24);border-radius:12px;padding:8px 10px;line-height:1.35}
.activation-success-card .codebox span{color:#64748b}

/* v0.4.30 · final review package: visible button feedback and scalable lists */
@keyframes nlSpin{to{transform:rotate(360deg)}}
.btn.is-loading{pointer-events:none;position:relative;opacity:.86}
.btn.is-loading::before{content:"";width:15px;height:15px;border:2px solid currentColor;border-right-color:transparent;border-radius:999px;display:inline-block;animation:nlSpin .72s linear infinite;flex:0 0 auto}
.btn.copy-ok{background:#dcfce7!important;color:#166534!important;border-color:#bbf7d0!important;box-shadow:none!important}
.pager-row{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:18px;flex-wrap:wrap}
.pager-row select{width:auto;min-width:92px;padding:9px 12px;border-radius:999px;font-weight:850}
.pager-row .pager-label{font-weight:900;color:#475569}
.loading-inline{border:1px solid var(--line);background:linear-gradient(135deg,#fff,#f8fbff);border-radius:22px;padding:18px;text-align:center;color:var(--muted);font-weight:850}
.loading-inline::before{content:"";width:18px;height:18px;border:2px solid #9fb2c7;border-right-color:transparent;border-radius:50%;display:inline-block;vertical-align:-4px;margin-right:8px;animation:nlSpin .8s linear infinite}
@media(max-width:560px){.pager-row{display:grid;grid-template-columns:1fr}.pager-row .btn,.pager-row select{width:100%}}

/* v0.4.30 · auditoría final de usabilidad: botones siempre accesibles y zonas de acción estables */
.btn{max-width:100%;min-width:0;line-height:1.18;text-align:center;white-space:normal;min-height:46px}
.btn.sm{min-height:40px;padding:9px 14px;font-size:.88rem}
.top-actions .btn,.tabs .tab{white-space:nowrap}
.staff-actions,.item-actions,.academy-actions,.attempt-review-actions,.attempt-detail-actions,.student-hero-actions,.runner-actions .btn-row,.bulk-actions>div,.academy-picker-actions{gap:10px;align-items:center;flex-wrap:wrap}
.staff-actions,.item-actions,.academy-actions,.attempt-review-actions,.attempt-detail-actions,.academy-picker-actions{justify-content:flex-end}
.staff-actions .btn,.item-actions .btn,.academy-actions .btn,.academy-picker-actions .btn,.attempt-review-actions .btn{min-width:126px}
.staff-user-head,.list-card-head,.practice-head,.attempt-review-head{min-width:0}.staff-user-head>*,.list-card-head>*,.practice-head>*,.attempt-review-head>*{min-width:0}
.attempt-detail-actions{position:sticky;bottom:0;z-index:7;margin:2px -6px -6px;padding:16px 6px 6px;border-top:1px solid var(--line2);border-radius:0 0 22px 22px;background:linear-gradient(180deg,rgba(248,252,255,0),#f8fcff 30%,#f8fcff 100%);box-shadow:0 -16px 28px rgba(248,252,255,.96)}
.app-feedback-actions{position:sticky;bottom:0;z-index:10;margin:10px -4px -4px;padding:14px 4px 4px;border-top:1px solid rgba(219,231,243,.65);background:linear-gradient(180deg,rgba(248,252,255,0),#f8fcff 28%,#f8fcff 100%);box-shadow:0 -18px 30px rgba(248,252,255,.96)}
.app-feedback-actions .btn,.attempt-detail-actions .btn{min-width:150px}
.app-feedback-body{padding-bottom:10px}.app-feedback-panel{max-width:calc(100vw - 24px)}
.manual-review-form .btn{justify-self:end;min-width:170px}.pager-row .btn{min-width:112px}
@media(max-width:900px){.staff-actions,.item-actions,.academy-actions,.academy-picker-actions,.attempt-review-actions,.attempt-detail-actions,.bulk-actions>div,.runner-actions,.runner-actions .btn-row{display:grid;grid-template-columns:1fr;width:100%;justify-content:stretch}.staff-actions .btn,.item-actions .btn,.academy-actions .btn,.academy-picker-actions .btn,.attempt-review-actions .btn,.attempt-detail-actions .btn,.bulk-actions .btn,.runner-actions .btn,.runner-actions .btn-row .btn,.manual-review-form .btn{width:100%;min-width:0}.list-card-head,.staff-user-head,.practice-card .practice-head{display:grid;grid-template-columns:1fr}.app-feedback-actions{display:grid;grid-template-columns:1fr}.app-feedback-actions .btn{width:100%;min-width:0}}
@media(max-width:560px){.top-actions{display:grid;grid-template-columns:1fr;width:100%}.top-actions .btn,.top-actions a.btn{width:100%}.section-head{display:grid}.section-head .btn-row{width:100%;display:grid;grid-template-columns:1fr}.toolbar-row{display:grid;grid-template-columns:1fr}.app-feedback-modal.open{padding:10px}.app-feedback-panel{width:calc(100vw - 20px);border-radius:24px}.app-feedback-close{right:12px;top:12px}.app-feedback-copy h2{margin-right:42px}.attempt-detail-actions{margin-left:0;margin-right:0}}

/* v0.4.30 · Guided help and traceable answers */
.question-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.question-title-row>div:first-child{min-width:220px;flex:1}
.question-help-entry{display:flex;align-items:center;gap:.45rem;justify-content:flex-end;min-width:150px;color:var(--muted)}
.help-eye-btn{width:38px;height:38px;border-radius:999px;border:1px solid rgba(15,23,42,.12);background:#fff;box-shadow:var(--shadow-soft);display:inline-flex;align-items:center;justify-content:center;font-weight:900;color:var(--primary);cursor:pointer;transition:.18s ease}
.help-eye-btn:hover:not(:disabled),.help-eye-btn.used{background:linear-gradient(135deg,rgba(79,70,229,.12),rgba(6,182,212,.10));border-color:rgba(79,70,229,.35);transform:translateY(-1px)}
.help-eye-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}
.help-eye-btn span{font-size:1rem;line-height:1}
.question-help-panel{margin-top:1rem;border:1px solid rgba(79,70,229,.18);background:linear-gradient(180deg,rgba(79,70,229,.06),rgba(255,255,255,.96));border-radius:18px;padding:1rem;box-shadow:var(--shadow-soft)}
.help-panel-head{display:grid;gap:.45rem;margin-bottom:.8rem}.help-panel-head p{margin:0;color:var(--text)}
.guided-options{display:grid;gap:.55rem}.guided-options-title{font-size:.82rem;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.guided-option-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem}
.guided-option{border:1px solid rgba(15,23,42,.12);background:#fff;border-radius:14px;padding:.78rem .85rem;text-align:left;font-weight:800;cursor:pointer;color:var(--text);transition:.16s ease;min-height:44px}
.guided-option:hover,.guided-option.selected{border-color:rgba(79,70,229,.42);background:rgba(79,70,229,.08);transform:translateY(-1px)}
.answer-status-card{display:flex;flex-direction:column;gap:.55rem;margin-top:1rem;padding:1rem;border-radius:18px;border:1px solid rgba(15,23,42,.1);background:#fff;box-shadow:var(--shadow-soft)}
.answer-status-card p{margin:.2rem 0 0;color:var(--muted)}.answer-status-card.ok{border-color:rgba(34,197,94,.25);background:rgba(34,197,94,.06)}.answer-status-card.warn{border-color:rgba(245,158,11,.28);background:rgba(245,158,11,.08)}.answer-status-card.info{border-color:rgba(59,130,246,.24);background:rgba(59,130,246,.06)}
.answer-explanation{border-top:1px solid rgba(15,23,42,.08);padding-top:.65rem;color:var(--text)}
.runner-card.answered input:disabled,.runner-card.answered textarea:disabled{background:#f8fafc;color:var(--text);opacity:1}.runner-options.locked .option-btn{cursor:default;opacity:.75}.runner-options.locked .option-btn.selected{opacity:1;border-color:rgba(79,70,229,.5)}
.answer-review b .badge,.attempt-answer-head .badge{white-space:nowrap}
@media(max-width:720px){.question-title-row{display:grid}.question-help-entry{justify-content:flex-start;min-width:0}.guided-option-grid{grid-template-columns:1fr}.question-help-panel,.answer-status-card{padding:.85rem}.help-eye-btn{width:42px;height:42px}.runner-actions .btn-row{width:100%}.runner-actions .btn-row .btn{width:100%}}

/* AcademyCrew v0.6.9 · Backoffice brand tokens only */
:root{
  --primary:#315cde;--primary2:#5579ea;--secondary:#008a9a;--accent:#ff7459;
  --ink:#17233d;--ink2:#263653;--muted:#647089;--muted2:#8792a6;
  --bg:#f3f6fb;--bg2:#fbfcff;--card:#ffffff;--line:#dce4f0;--line2:#edf1f7;
  --violet:#7357e8;--cyan:#008a9a;--shadow:0 24px 65px rgba(14,35,71,.12);--shadow2:0 14px 38px rgba(14,35,71,.08);
}
body{font-family:"Aptos","Segoe UI Variable","Segoe UI",system-ui,sans-serif}
.logo{background:linear-gradient(145deg,#173a72,#315cde 60%,#008a9a);box-shadow:0 16px 34px rgba(49,92,222,.22)}
.btn{background:linear-gradient(135deg,#274fc9,#315cde 66%,#008a9a);box-shadow:0 14px 28px rgba(49,92,222,.18)}
.tab.active{background:#0e2347;box-shadow:0 13px 28px rgba(14,35,71,.18)}
.app-topbar{border-color:rgba(220,228,240,.96);box-shadow:0 16px 42px rgba(14,35,71,.08)}
.role-chip{border-color:#dbe5fb;background:#f2f6ff;color:#3154ad}


/* v0.7.6 · Estado técnico consistente, limpio y responsive */
.platform-status-page{overflow-x:hidden}.platform-status-page .platform-shell{padding-bottom:64px}.platform-status-page .platform-hero{margin-bottom:30px;padding:34px 36px}.platform-status-page .platform-hero h1{font-size:clamp(2.35rem,4vw,4.25rem);max-width:760px}.platform-content{display:grid!important;gap:28px}.platform-content>div{display:grid;gap:28px;scroll-margin-top:116px}.platform-loading-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:var(--shadow2)}
.platform-summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.platform-summary-card{min-width:0;background:linear-gradient(180deg,#fff,#fbfdff);border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:0 16px 38px rgba(15,33,63,.075)}.platform-card-label,.platform-kicker{display:block;color:#61708a;font-size:.76rem;font-weight:950;text-transform:uppercase;letter-spacing:.075em}.platform-summary-card strong{display:block;margin-top:10px;font-size:clamp(1.7rem,3vw,2.35rem);letter-spacing:-.055em;line-height:1.05}.platform-summary-card p{margin:9px 0 0;color:var(--muted);line-height:1.45;overflow-wrap:anywhere}.platform-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.platform-section-card{min-width:0;background:rgba(255,255,255,.97);border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:0 18px 46px rgba(15,33,63,.08)}.platform-section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;margin-bottom:22px}.platform-section-heading h2{margin:6px 0 0;font-size:clamp(1.45rem,2.4vw,2rem);letter-spacing:-.05em}.platform-help-text{color:var(--muted);line-height:1.65;margin:8px 0 0}.status-pill{display:inline-flex;align-items:center;gap:7px;min-height:30px;padding:7px 11px;border-radius:999px;border:1px solid var(--line);font-size:.76rem;font-weight:950;white-space:nowrap}.status-pill>span{width:8px;height:8px;border-radius:99px;background:currentColor}.status-pill.success{color:#087b50;background:#ebfff5;border-color:#b8efd5}.status-pill.warning{color:#9a5a00;background:#fff8e7;border-color:#f4d38b}.status-pill.neutral{color:#536078;background:#f7f9fc;border-color:#dde6f0}.platform-definition-list{display:grid;gap:0;margin:0}.platform-definition-list>div{display:grid;grid-template-columns:minmax(130px,.7fr) minmax(0,1.3fr);gap:18px;padding:15px 0;border-top:1px solid var(--line2)}.platform-definition-list>div:first-child{border-top:0;padding-top:0}.platform-definition-list dt{color:#61708a;font-weight:850}.platform-definition-list dd{margin:0;font-weight:900;overflow-wrap:anywhere}.platform-definition-list dd small{display:block;margin-top:7px;color:var(--muted);font-weight:600;line-height:1.45}.platform-provider-list,.platform-feature-list{display:grid;gap:12px}.platform-provider-list>div,.platform-feature-list>div{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid var(--line2);background:#f9fbfe;border-radius:20px;padding:16px}.platform-provider-list strong{display:block}.platform-provider-list small{display:block;color:var(--muted);margin-top:4px}.platform-message-list{display:grid;gap:10px;margin:10px 0 20px;padding-left:20px}.platform-message-list li{line-height:1.55}.platform-empty-state{border:1px dashed #d8e4ef;background:#f9fbfd;color:var(--muted);border-radius:18px;padding:15px 17px;line-height:1.5}.platform-check-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.platform-check-card{display:grid;align-content:start;gap:10px;min-height:158px;border:1px solid var(--line2);background:linear-gradient(180deg,#fff,#f8fbff);border-radius:24px;padding:20px}.platform-check-card>span:first-child{color:var(--muted);font-weight:850}.platform-check-card strong{font-size:1.45rem;letter-spacing:-.045em}.platform-check-card small{color:var(--muted);overflow-wrap:anywhere;line-height:1.45}.platform-result-notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:24px}.platform-inline-stats{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.platform-inline-stats span{display:inline-flex;align-items:center;gap:6px;padding:10px 13px;border-radius:16px;background:#f8fbff;border:1px solid var(--line2);color:var(--muted)}.platform-inline-stats b{color:var(--ink)}.platform-inventory-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.platform-inventory-row{min-width:0;display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid var(--line2);background:#fbfdff;border-radius:21px;padding:16px 18px}.platform-inventory-row strong{display:block;line-height:1.25}.platform-inventory-row code{display:block;margin-top:5px;color:#728097;font-size:.76rem;overflow-wrap:anywhere}.platform-inventory-state{display:grid;justify-items:end;gap:7px;flex:0 0 auto}.platform-record-count{font-size:.79rem;color:var(--muted);white-space:nowrap}
/* Más aire en academias y usuarios sin cambiar sus funciones */
.superadmin-command #academyList{display:grid;gap:28px}.superadmin-command #academyList>.list-card{padding:28px;gap:24px;border-radius:30px}.superadmin-command #academyList>.list-card .list-card-head{gap:26px}.superadmin-command #academyList>.list-card .metric-board{gap:18px}.superadmin-command .command-filter-card{margin-bottom:26px;padding:26px}.staff-list-grid.users-role-grid{gap:22px}.staff-user-card{padding:22px;gap:18px;border-radius:27px}.staff-user-head{gap:22px}.staff-actions{gap:10px}.user-metrics-strip{gap:12px;margin-top:18px}#users .two-col{gap:28px;grid-template-columns:minmax(270px,.62fr) minmax(0,1.38fr)}#users .two-col>.card{padding:26px}
@media(max-width:1180px){.platform-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.platform-check-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#users .two-col{grid-template-columns:1fr}}
@media(max-width:820px){.platform-status-page .platform-hero{padding:26px}.platform-detail-grid,.platform-result-notes,.platform-inventory-list{grid-template-columns:1fr}.platform-section-card{padding:22px}.platform-definition-list>div{grid-template-columns:1fr;gap:6px}.platform-inventory-row{align-items:flex-start}.platform-section-heading{display:grid}.platform-section-heading>.status-pill{justify-self:start}}
@media(max-width:560px){.platform-summary-grid,.platform-check-grid{grid-template-columns:1fr}.platform-status-page .platform-hero{padding:22px}.platform-status-page .command-hero-actions{display:grid;width:100%}.platform-status-page .command-hero-actions .btn{width:100%}.platform-section-card{padding:19px;border-radius:24px}.platform-inventory-row{display:grid}.platform-inventory-state{justify-items:start}.superadmin-command #academyList>.list-card,.staff-user-card{padding:19px}.superadmin-command #academyList>.list-card .list-card-head{display:grid}.superadmin-command #academyList>.list-card .item-actions{justify-content:flex-start}.superadmin-command #academyList>.list-card .item-actions .btn{width:100%}}

/* v0.8.3 · activación y recuperación */
.account-action-page{min-height:100vh;background:linear-gradient(150deg,#edf5fb,#f7f9ff 55%,#e5f8f7);padding:24px}
.account-action-card{max-width:620px;margin:7vh auto;padding:34px;display:grid;gap:24px}
.account-action-heading h1{margin:.35rem 0 .7rem;font-size:clamp(2rem,5vw,3rem)}
.account-action-card .notice p{margin:10px 0 18px}
@media(max-width:600px){.account-action-page{padding:12px}.account-action-card{margin:3vh auto;padding:22px}}

/* v0.8.3 · identidad humana, activación y correo TEST */
.staff-user-identity{display:grid;gap:5px;min-width:0}.staff-user-name{font-size:1.12rem;font-weight:900;color:var(--ink)}.staff-user-username{font-weight:800;color:var(--primary);overflow-wrap:anywhere}.staff-user-code{font-size:.82rem;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.activation-link-card{margin-top:14px}.activation-url{font-size:.82rem;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.email-delivery-card{margin-top:24px}.email-delivery-list{display:grid;gap:10px}.email-delivery-row{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:15px 17px;border:1px solid var(--line);border-radius:16px;background:var(--surface-soft)}.email-delivery-row>div:first-child{display:grid;gap:5px;min-width:0}.email-delivery-row span{color:var(--muted);font-size:.85rem;overflow-wrap:anywhere}.check-row{display:flex!important;align-items:flex-start;gap:10px}.check-row input{width:auto!important;margin-top:4px}
@media(max-width:720px){.email-delivery-row{align-items:flex-start;flex-direction:column}.staff-user-username{font-size:.92rem}}
.identity-summary{display:grid;gap:7px;margin:12px 0}.identity-summary>span:not(.kbd){color:var(--primary);font-weight:800;overflow-wrap:anywhere}


/* v0.8.3 · Estado técnico y envío informativo: corrección visual */
.platform-status-page{background:linear-gradient(180deg,#edf5fb 0%,#f8fbff 58%,#ffffff 100%)}
.platform-command-center{position:relative;overflow:hidden;margin:8px 0 28px;padding:34px;border:1px solid #dce8f5;border-radius:34px;background:linear-gradient(145deg,#ffffff 0%,#f5faff 58%,#ecf8fb 100%);box-shadow:0 24px 64px rgba(15,33,63,.09)}
.platform-command-center:after{content:"";position:absolute;right:-86px;top:-105px;width:260px;height:260px;border-radius:999px;background:linear-gradient(135deg,rgba(9,184,204,.16),rgba(35,71,199,.09));pointer-events:none}
.platform-command-copy{position:relative;z-index:1;max-width:850px;margin-bottom:26px}
.platform-command-copy h1{font-size:clamp(2.35rem,5vw,4.8rem);line-height:.96;letter-spacing:-.065em;margin:16px 0 12px;color:#0f213f}
.platform-command-copy p{max-width:760px;margin:0;color:#5d6d86;font-size:1.04rem;line-height:1.65}
.platform-action-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.platform-action-card{appearance:none;min-width:0;min-height:128px;display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:16px;text-align:left;border:1px solid #dbe7f4;border-radius:24px;background:rgba(255,255,255,.94);padding:18px;color:#10213f;box-shadow:0 14px 32px rgba(15,33,63,.065);cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}
.platform-action-card:hover{transform:translateY(-3px);border-color:#abc5e8;box-shadow:0 22px 46px rgba(15,33,63,.11)}
.platform-action-card:focus-visible{outline:4px solid rgba(9,184,204,.22);outline-offset:3px}
.platform-action-card>span:last-child{display:grid;gap:5px;min-width:0}
.platform-action-card strong{font-size:1rem;line-height:1.2}
.platform-action-card small{color:#65748d;font-size:.8rem;line-height:1.42;font-weight:650}
.platform-action-icon{width:42px;height:42px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,#eef3ff,#e7fbfd);color:#2347c7;font-size:1.15rem;font-weight:950;box-shadow:inset 0 0 0 1px rgba(35,71,199,.08)}
.platform-action-card.primary{background:linear-gradient(145deg,#315cde,#078fa7);border-color:transparent;color:#fff;box-shadow:0 18px 42px rgba(35,71,199,.24)}
.platform-action-card.primary small{color:rgba(255,255,255,.82)}
.platform-action-card.primary .platform-action-icon{background:rgba(255,255,255,.16);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
.platform-summary-card{position:relative;overflow:hidden;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}
.platform-summary-card:before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:linear-gradient(180deg,#315cde,#09b8cc);opacity:.75}
.platform-summary-card:hover{transform:translateY(-2px);border-color:#c5d9ef;box-shadow:0 22px 48px rgba(15,33,63,.1)}
.platform-section-card{transition:border-color .16s ease,box-shadow .16s ease}
.platform-section-card:hover{border-color:#cbdced;box-shadow:0 22px 52px rgba(15,33,63,.095)}
.information-email-form{gap:19px}
.information-email-intro{border:1px solid #dce9f6;background:linear-gradient(135deg,#f6f9ff,#f0fbfc);border-radius:20px;padding:15px 17px;color:#40516d;line-height:1.6}
.information-email-intro p{margin:0}
.information-email-form label{font-weight:900;color:#31415c}.information-email-form .field-help{font-weight:650}
.information-email-form input,.information-email-form textarea{background:#fff;border-color:#cfdeee;border-radius:18px;padding:14px 15px;box-shadow:0 8px 20px rgba(15,33,63,.035)}
.information-email-form textarea{min-height:138px;resize:vertical;line-height:1.55}
.information-email-note{display:flex;align-items:flex-start;gap:12px;border:1px solid #dbe8f4;border-radius:20px;background:#f8fbff;padding:14px 16px;color:#5d6d86}
.information-email-note span{width:34px;height:34px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;background:#eaf4ff;color:#2457e6;font-weight:950}
.information-email-note p{margin:2px 0 0;line-height:1.55}
.information-email-actions{padding-top:2px}
@media(max-width:1120px){.platform-action-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.platform-action-card.primary{grid-column:span 2}}
@media(max-width:720px){.platform-command-center{padding:24px;border-radius:28px}.platform-command-copy{margin-bottom:20px}.platform-command-copy h1{font-size:2.6rem}.platform-action-grid{grid-template-columns:1fr}.platform-action-card,.platform-action-card.primary{grid-column:auto;min-height:auto;display:grid;grid-template-columns:42px minmax(0,1fr);align-items:center;justify-content:initial}.platform-action-card>span:last-child{align-self:center}.platform-summary-card:before{width:4px}.information-email-note{padding:13px}.information-email-actions{display:grid;grid-template-columns:1fr}.information-email-actions .btn{width:100%}}
/* AcademyCrew v0.8.5 · Buzón central superadmin */
.mailbox-toolbar{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.mailbox-toolbar label{min-width:150px;flex:1}.mailbox-switch{display:flex;gap:8px;margin-bottom:16px}.mailbox-switch .btn.active{background:var(--ink,#0d1b3d);color:#fff}.mailbox-view{display:none}.mailbox-view.active{display:block}.mailbox-list{display:grid;gap:10px}.mailbox-row{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:16px;border:1px solid rgba(13,27,61,.12);border-radius:16px;background:#fff}.mailbox-row-main{min-width:0;display:grid;gap:5px}.mailbox-row-title{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.mailbox-row p{margin:0;color:#52617f;white-space:pre-wrap;overflow-wrap:anywhere}.mailbox-row small,.mailbox-row span{color:#6a7894}.mailbox-error{color:#a53838!important}.mailbox-pager{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:16px}.contact-thread-summary{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}.contact-thread-summary>div{display:grid}.contact-thread{display:grid;gap:10px;max-height:390px;overflow:auto;padding:4px 6px 12px}.thread-message{padding:14px;border-radius:14px;background:#f3f6fb;border:1px solid rgba(13,27,61,.08)}.thread-message.outbound{background:#eef8f5}.thread-message.internal{background:#fff8e8}.thread-message header{display:flex;justify-content:space-between;gap:12px}.thread-message p{white-space:pre-wrap;overflow-wrap:anywhere}.mailbox-reply-form,.mailbox-manage-form{margin-top:18px;padding-top:18px;border-top:1px solid rgba(13,27,61,.12)}
@media(max-width:720px){.mailbox-row{align-items:flex-start;flex-direction:column}.mailbox-row .btn{width:100%}.mailbox-toolbar label{min-width:100%;}.contact-thread-summary{align-items:flex-start;flex-direction:column}}