:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --text:#162033;
  --muted:#64748b;
  --line:#dbe6f3;
  --line-strong:#c9d7eb;
  --accent:#2563eb;
  --accent-2:#0ea5e9;
  --accent-soft:#e8f0ff;
  --success:#16a34a;
  --danger:#b91c1c;
  --danger-bg:#fee2e2;
  --shadow:0 18px 45px rgba(15,23,42,.08);
  --shadow-soft:0 10px 30px rgba(15,23,42,.06);
  --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);background:#eef5ff;min-height:100vh}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}

/* Public modern shell */
.public-modern{background:radial-gradient(circle at 15% 0%,#dbeafe 0,#eef5ff 34%,#f8fbff 100%);overflow-x:hidden}
.app-bg-orb{position:fixed;border-radius:999px;filter:blur(24px);opacity:.45;z-index:-1;pointer-events:none}
.app-bg-orb-one{width:320px;height:320px;background:#93c5fd;left:-120px;top:-100px}
.app-bg-orb-two{width:300px;height:300px;background:#bae6fd;right:-120px;top:180px}
.modern-shell{width:min(1180px,100%);margin:0 auto;padding:18px 18px 32px}
.modern-public-header{position:sticky;top:12px;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 16px;margin-bottom:22px;border:1px solid rgba(219,230,243,.86);border-radius:28px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);box-shadow:0 14px 36px rgba(15,23,42,.08)}
.modern-brand{display:flex;align-items:center;gap:14px;min-width:0}
.modern-logo,.modern-logo-placeholder{width:62px;height:62px;border-radius:20px;flex:0 0 auto;object-fit:contain;background:#fff;box-shadow:0 10px 24px rgba(37,99,235,.14);border:1px solid rgba(219,230,243,.9)}
.modern-logo-placeholder{display:grid;place-items:center;font-weight:900;color:#1d4ed8;letter-spacing:.02em;background:linear-gradient(135deg,#fff,#dbeafe)}
.modern-brand-text{min-width:0}
.modern-brand h1{margin:0;font-size:clamp(18px,2.4vw,30px);line-height:1.1;letter-spacing:-.025em;color:#0f172a}
.modern-brand p{margin:6px 0 0;color:var(--muted);line-height:1.45;font-size:clamp(13px,1.5vw,15px)}
.modern-header-actions{display:flex;gap:8px;align-items:center}
.icon-action{width:44px;height:44px;border:0;border-radius:16px;background:#eff6ff;color:#1d4ed8;font-size:24px;line-height:1;cursor:pointer;transition:.2s ease;box-shadow:inset 0 0 0 1px rgba(37,99,235,.08)}
.icon-action:hover{transform:translateY(-1px);background:#dbeafe}
.modern-main{display:grid;gap:18px}

.app-hero,.glass-card,.schedule-desktop-card,.result-header{border:1px solid rgba(219,230,243,.9);background:rgba(255,255,255,.86);backdrop-filter:blur(16px);border-radius:var(--radius);box-shadow:var(--shadow)}
.app-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.78fr);gap:24px;align-items:end;padding:26px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
.hero-copy h2{margin:0;font-size:clamp(28px,4vw,52px);letter-spacing:-.055em;line-height:.98;color:#0f172a}
.hero-copy p{margin:16px 0 0;color:var(--muted);font-size:16px;line-height:1.65;max-width:640px}
.modern-filter-card{display:grid;gap:12px;padding:16px;border-radius:24px;background:#fff;box-shadow:0 16px 36px rgba(37,99,235,.10);border:1px solid rgba(219,230,243,.95)}
.field-pill{display:grid;gap:7px}
.field-pill label{font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:#64748b}
.field-pill select,.field-pill input{width:100%;height:50px;border:1px solid #dbe6f3;border-radius:16px;background:#f8fbff;padding:0 14px;color:#0f172a;outline:none;transition:.2s ease}
.field-pill select:focus,.field-pill input:focus{border-color:#60a5fa;box-shadow:0 0 0 4px rgba(96,165,250,.18);background:#fff}
.modern-primary-btn{height:52px;border:0;border-radius:17px;background:linear-gradient(135deg,#2563eb,#0ea5e9);color:#fff;font-weight:800;cursor:pointer;box-shadow:0 18px 30px rgba(37,99,235,.22);transition:.22s ease}
.modern-primary-btn:hover{transform:translateY(-2px);box-shadow:0 22px 36px rgba(37,99,235,.26)}
.modern-primary-btn:active{transform:translateY(0)}

.result-header{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:18px 22px}
.result-header h2{margin:0;font-size:clamp(22px,3vw,34px);letter-spacing:-.04em}
.soft-action{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border-radius:14px;background:#eff6ff;color:#1d4ed8;font-weight:700}
.schedule-desktop-card{padding:14px;overflow:hidden}
.table-shell{overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#fff}
.schedule-table,.editor-table{width:100%;border-collapse:separate;border-spacing:0;table-layout:fixed}
.schedule-table th,.schedule-table td,.editor-table th,.editor-table td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px;vertical-align:top;background:#fff;border-radius:0}
.schedule-table th:last-child,.schedule-table td:last-child,.editor-table th:last-child,.editor-table td:last-child{border-right:0}
.schedule-table tbody tr:last-child th,.schedule-table tbody tr:last-child td,.editor-table tbody tr:last-child th,.editor-table tbody tr:last-child td{border-bottom:0}
.modern-schedule-table thead th{background:linear-gradient(180deg,#f8fbff,#eef6ff);font-size:14px;color:#0f172a;text-align:center}
.modern-schedule-table tbody th{background:#f8fbff}
.pair-col{width:132px;background:#f9fbff}
.public-table td{min-height:118px}
.pair-number{font-weight:900;color:#0f172a;margin-bottom:6px}
.pair-time,.day-date{font-size:12px;color:#64748b;line-height:1.45;font-weight:500}
.lesson-card-mini{display:grid;gap:10px;min-height:110px;padding:4px 2px}
.lesson-title{font-weight:900;color:#0f172a;line-height:1.3;font-size:15px}
.lesson-line{display:grid;gap:3px;line-height:1.35;color:#334155;font-size:13px}
.lesson-line span,.lesson-caption{color:#64748b;font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:800}
.empty-cell{color:#94a3b8;text-align:center;padding-top:30px}

.desktop-only{display:block}.mobile-only{display:none}
.mobile-app-schedule{display:none;gap:16px}
.mobile-day-panel{border:1px solid rgba(219,230,243,.95);border-radius:28px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-soft);padding:16px}
.mobile-day-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}
.mobile-day-head h3{margin:0;font-size:22px;letter-spacing:-.03em}.mobile-day-head p{margin:5px 0 0;color:var(--muted)}
.mobile-lessons-stack{display:grid;gap:12px}
.mobile-lesson-card{border:1px solid #dbe6f3;border-radius:22px;padding:14px;background:#fff;box-shadow:0 8px 20px rgba(15,23,42,.04);animation:cardAppear .32s ease both}
.mobile-lesson-empty{background:#f8fbff;color:#64748b}.mobile-pair-row{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;margin-bottom:11px}.mobile-pair-row strong{font-size:15px}.mobile-pair-row span{font-size:12px;color:#64748b;text-align:right;line-height:1.4}.mobile-subject{font-weight:900;font-size:18px;color:#0f172a;margin-bottom:12px;line-height:1.25}.mobile-info-grid{display:grid;gap:10px}.mobile-info-grid div{display:grid;gap:4px;line-height:1.35}.mobile-info-grid span{color:#64748b;font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:800}.mobile-empty-text{color:#94a3b8}
.empty-state,.notice-card{padding:26px;text-align:center}.empty-illustration,.notice-icon{font-size:42px;margin-bottom:10px}.empty-state h2,.notice-card h2{margin:0 0 8px;font-size:24px;letter-spacing:-.03em}.muted{color:var(--muted)}
.modern-public-footer{margin-top:30px;color:#64748b;text-align:center;font-size:14px;padding:18px 8px 22px}
.scroll-top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border:0;border-radius:18px;background:#2563eb;color:#fff;font-size:20px;box-shadow:0 18px 35px rgba(37,99,235,.26);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(10px);transition:.22s ease;z-index:30}.scroll-top.visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.animate-in{animation:fadeUp .42s cubic-bezier(.2,.8,.2,1) both}.delay-1{animation-delay:.06s}.delay-2{animation-delay:.12s}@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes cardAppear{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* Staff and shared old UI */
.btn{background:var(--accent);color:#fff;padding:10px 16px;border-radius:12px;border:none;display:inline-block;cursor:pointer;box-shadow:0 8px 20px rgba(37,99,235,.15)}
.btn-light{background:#eef4ff;color:#1e3a8a;box-shadow:none}.btn-danger{background:#b91c1c;color:#fff}
.staff-topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px clamp(18px,3vw,56px);background:#111827;color:#fff;position:sticky;top:0;z-index:10;flex-wrap:wrap}.staff-brand{font-size:20px;font-weight:700}.staff-nav{display:flex;gap:10px;flex-wrap:wrap}.staff-nav a{padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.08)}.content{padding:clamp(20px,3vw,52px)}.content-wide{max-width:1640px;margin:0 auto}.message{padding:12px 14px;border-radius:12px;margin-bottom:14px;border:1px solid}.message.error,.errorlist{background:#fff1f2;border-color:#fecdd3;color:#9f1239}.message.success{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}.message.info{background:#eff6ff;border-color:#bfdbfe;color:#1d4ed8}.messages-stack{display:grid;gap:10px;margin-bottom:14px}.stats-grid,.list-grid,.blocks-grid{display:grid;gap:16px}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.blocks-grid-two{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-card,.hero-card,.schedule-card,.day-card,.form-card,.list-card,.group-block,.login-card{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 10px 30px rgba(15,23,42,.05)}.stat-card{padding:16px}.stat-label{color:var(--muted);font-size:14px}.stat-value{font-size:28px;font-weight:700}.page-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.compact-head{margin-bottom:10px}.list-card{padding:16px;display:grid;gap:10px}.list-card-actions{grid-template-columns:1fr auto;align-items:center}.inline-actions{display:flex;gap:10px;flex-wrap:wrap}.group-block{padding:16px;overflow:hidden;max-width:100%;min-width:0}.blocks-grid-spaced{gap:20px}.table-wrap{overflow:visible;width:100%}.editor-table{font-size:13px}.editor-table .pair-col{width:82px;min-width:82px;padding:8px 5px;font-size:12px}.mini-input,select,input{width:100%;padding:7px 8px;border:1px solid var(--line);border-radius:10px;background:#fff;margin-bottom:6px}.editor-cell{min-width:0;background:#fff;position:relative;padding:8px}.cell-conflict{background:var(--danger-bg)!important;border-color:#fca5a5}.conflict-badge{display:inline-block;background:#b91c1c;color:#fff;border-radius:999px;padding:3px 8px;font-size:11px;margin-bottom:6px}.conflict-text{font-size:12px;color:#7f1d1d;margin-bottom:8px;line-height:1.4}.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-card{padding:24px;width:min(420px,94vw)}ul{padding-left:18px}.helptext{display:block;color:var(--muted);font-size:12px;margin-top:4px}

@media (max-width:1200px){.app-hero{grid-template-columns:1fr}.blocks-grid-two{grid-template-columns:1fr}.filter-grid{grid-template-columns:1fr 1fr}.align-end{grid-column:1 / -1}.align-end .btn{width:auto;min-width:220px}}
@media (max-width:900px){.desktop-only{display:none!important}.mobile-only{display:grid!important}.modern-shell{padding:10px 12px 22px}.modern-public-header{top:8px;border-radius:22px;padding:12px}.modern-logo,.modern-logo-placeholder{width:52px;height:52px;border-radius:17px}.modern-header-actions{display:flex}.app-hero{padding:18px;border-radius:24px;gap:18px}.hero-copy h2{font-size:34px}.hero-copy p{font-size:15px}.result-header{padding:16px;border-radius:24px}.content{padding:16px}.page-head{flex-direction:column;align-items:flex-start}}
@media (max-width:720px){.modern-brand{align-items:flex-start}.modern-brand h1{font-size:18px}.modern-brand p{font-size:12px}.modern-filter-card{padding:13px;border-radius:22px}.modern-primary-btn{height:54px}.field-pill select,.field-pill input{height:52px}.mobile-day-panel{border-radius:24px;padding:14px}.mobile-lesson-card{border-radius:20px}.list-card-actions{grid-template-columns:1fr}.staff-topbar{padding:12px 14px}.filter-grid{grid-template-columns:1fr}.align-end .btn{width:100%}}

.staff-logout-form{margin:0}.staff-nav button{padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.08);color:#fff;border:0;cursor:pointer}
@media (prefers-color-scheme:dark){.public-modern{background:radial-gradient(circle at 10% 0%,#1e3a8a 0,#0f172a 42%,#020617 100%);color:#e5e7eb}.modern-public-header,.app-hero,.glass-card,.schedule-desktop-card,.result-header,.mobile-day-panel{background:rgba(15,23,42,.78);border-color:rgba(148,163,184,.2)}.modern-brand h1,.hero-copy h2,.result-header h2,.mobile-subject,.lesson-title,.pair-number{color:#f8fafc}.modern-brand p,.hero-copy p,.muted,.day-date,.pair-time,.mobile-day-head p{color:#cbd5e1}.modern-filter-card,.mobile-lesson-card,.table-shell,.schedule-table th,.schedule-table td,.editor-table th,.editor-table td{background:#0f172a;border-color:rgba(148,163,184,.22);color:#e5e7eb}.field-pill select,.field-pill input{background:#111827;border-color:rgba(148,163,184,.26);color:#f8fafc}.modern-schedule-table thead th,.modern-schedule-table tbody th,.pair-col{background:#111827}.empty-cell{color:#64748b}}

/* v12 drafts/publication/autosave */
.status-badge{display:inline-flex;align-items:center;width:max-content;margin-top:8px;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.02em}
.status-draft{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa}.status-published{background:#ecfdf5;color:#047857;border:1px solid #a7f3d0}.status-archived{background:#f1f5f9;color:#475569;border:1px solid #cbd5e1}
.inline-form{display:inline;margin:0}.autosave-status{margin:10px 0 0;color:#64748b;font-size:13px;font-weight:700}.autosave-status[data-mode="saving"],.autosave-status[data-mode="pending"]{color:#92400e}.autosave-status[data-mode="saved"]{color:#047857}.autosave-status[data-mode="error"]{color:#b91c1c}

/* v12 TV display */
.tv-body{margin:0;background:#f6f8fc;color:#0f172a;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow:hidden}
.tv-shell{height:100vh;box-sizing:border-box;padding:20px;display:grid;grid-template-rows:auto 1fr auto;gap:14px}
.tv-header{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fff;border:1px solid #e2e8f0;border-radius:26px;padding:16px 20px;box-shadow:0 14px 30px rgba(15,23,42,.07)}
.tv-brand{display:flex;align-items:center;gap:14px;min-width:0}.tv-logo{width:58px;height:58px;object-fit:contain;border-radius:16px;background:#f8fafc}.tv-logo-placeholder{width:58px;height:58px;border-radius:16px;background:#dbeafe;display:grid;place-items:center;font-weight:900;color:#1d4ed8}.tv-title{min-width:0}.tv-title h1{font-size:28px;margin:0;line-height:1.1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-title p{margin:4px 0 0;color:#475569;font-size:17px;font-weight:700}.tv-clock{text-align:right}.tv-clock strong{font-size:34px;display:block;line-height:1}.tv-clock span{display:block;margin-top:5px;color:#64748b;font-weight:700}
.tv-columns{display:grid;grid-template-columns:1fr 1fr;gap:14px;min-height:0}.tv-day{background:#fff;border:1px solid #e2e8f0;border-radius:26px;padding:14px;box-shadow:0 14px 30px rgba(15,23,42,.06);display:grid;grid-template-rows:auto 1fr;min-height:0}.tv-day-head{display:flex;align-items:end;justify-content:space-between;gap:12px;border-bottom:1px solid #e2e8f0;padding:0 2px 10px;margin-bottom:10px}.tv-day-head h2{margin:0;font-size:24px}.tv-day-head p{margin:4px 0 0;color:#64748b;font-size:15px;font-weight:700}.tv-week{background:#eff6ff;color:#1d4ed8;border-radius:999px;padding:6px 10px;font-size:13px;font-weight:900;white-space:nowrap}.tv-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;align-content:start;min-height:0}.tv-group{border:1px solid #e2e8f0;border-radius:18px;background:#f8fafc;padding:8px;min-height:0}.tv-group-name{font-size:16px;font-weight:950;color:#0f172a;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-pairs{display:grid;gap:4px}.tv-pair{display:grid;grid-template-columns:34px 1fr;gap:6px;align-items:start;border-top:1px solid #e2e8f0;padding-top:4px}.tv-pair:first-child{border-top:0;padding-top:0}.tv-pair-num{font-size:12px;font-weight:950;color:#2563eb}.tv-lesson{min-width:0}.tv-subject{font-size:12px;font-weight:900;line-height:1.15;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-meta{font-size:11px;color:#475569;line-height:1.15;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.tv-empty{font-size:11px;color:#94a3b8}.tv-no-data{display:grid;place-items:center;text-align:center;color:#64748b;font-size:20px;font-weight:700;border:2px dashed #cbd5e1;border-radius:22px;min-height:240px}.tv-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;color:#64748b;font-size:14px;padding:0 6px}.tv-footer a{color:#2563eb;font-weight:800}
@media (max-width:1600px){.tv-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.tv-title h1{font-size:24px}.tv-clock strong{font-size:30px}.tv-group-name{font-size:15px}.tv-subject{font-size:11px}.tv-meta{font-size:10px}}
@media (max-width:1100px){.tv-body{overflow:auto}.tv-shell{height:auto;min-height:100vh}.tv-columns{grid-template-columns:1fr}.tv-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.tv-header{align-items:flex-start}.tv-clock strong{font-size:24px}}

/* v13 TV board: dense 65-inch table layout */
.tv-board-body{margin:0;background:#eef3fb;color:#111827;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow:hidden}
.tv-board-shell{height:100vh;box-sizing:border-box;padding:12px;display:grid;grid-template-rows:auto 1fr auto;gap:8px}
.tv-board-header{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid #dbe3ef;border-radius:18px;padding:10px 14px;box-shadow:0 8px 22px rgba(15,23,42,.06)}
.tv-board-brand{display:flex;align-items:center;gap:12px;min-width:0}.tv-board-logo{width:48px;height:48px;object-fit:contain;border-radius:12px;background:#f8fafc}.tv-board-logo-placeholder{width:48px;height:48px;border-radius:12px;background:#dbeafe;color:#1d4ed8;display:grid;place-items:center;font-weight:950}.tv-board-title{min-width:0}.tv-board-title h1{margin:0;font-size:24px;line-height:1.05;letter-spacing:-.03em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-board-title p{margin:4px 0 0;color:#475569;font-size:14px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-board-clock{text-align:right;white-space:nowrap}.tv-board-clock strong{display:block;font-size:28px;line-height:1;font-weight:950}.tv-board-clock span{display:block;margin-top:4px;font-size:13px;color:#64748b;font-weight:800}
.tv-board-days{display:grid;grid-template-rows:repeat(2,minmax(0,1fr));gap:8px;min-height:0}.tv-board-days:has(.tv-board-day:only-child){grid-template-rows:1fr}.tv-board-day{min-height:0;background:#fff;border:1px solid #dbe3ef;border-radius:18px;padding:8px;box-shadow:0 8px 22px rgba(15,23,42,.05);display:grid;grid-template-rows:auto 1fr}.tv-board-day-head{display:flex;align-items:end;justify-content:space-between;gap:10px;margin:0 0 7px;padding:0 2px 7px;border-bottom:1px solid #e5edf7}.tv-board-day-head h2{margin:0;font-size:20px;letter-spacing:-.03em}.tv-board-day-head p{margin:2px 0 0;color:#64748b;font-weight:850;font-size:13px}.tv-board-week{padding:4px 8px;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-size:12px;font-weight:950;white-space:nowrap}.tv-board-blocks{display:grid;gap:7px;align-content:start;min-height:0}.tv-board-table-wrap{border:1px solid #cbd7e6;border-radius:10px;overflow:hidden;background:#fff}.tv-board-table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:var(--tv-font-size,13px)}.tv-board-table th,.tv-board-table td{border-right:1px solid #dbe3ef;border-bottom:1px solid #dbe3ef;vertical-align:top;padding:4px 5px}.tv-board-table tr:last-child th,.tv-board-table tr:last-child td{border-bottom:0}.tv-board-table th:last-child,.tv-board-table td:last-child{border-right:0}.tv-board-table thead th{background:#eaf2ff;color:#0f172a;font-weight:950;text-align:center;line-height:1.1}.tv-pair-head{width:76px}.tv-pair-head span{display:block;margin-top:2px;color:#64748b;font-size:.72em;text-transform:uppercase;letter-spacing:.04em}.tv-group-head{font-size:1.05em}.tv-pair-cell{background:#f8fbff;text-align:center;color:#0f172a}.tv-pair-cell b{display:block;font-size:1.15em;color:#1d4ed8}.tv-pair-cell span{display:block;margin-top:2px;color:#475569;font-size:.72em;line-height:1.15;font-weight:750}.tv-lesson-cell{height:54px;background:#fff}.tv-cell-subject{font-weight:950;color:#0f172a;line-height:1.12;min-height:1.12em;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.tv-cell-lines{display:grid;gap:1px;margin-top:3px;color:#334155;font-size:.82em;line-height:1.08}.tv-cell-lines span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-cell-empty{color:#94a3b8;text-align:center;padding-top:12px}.tv-board-no-data{display:grid;place-items:center;text-align:center;color:#64748b;font-size:20px;font-weight:800;border:2px dashed #cbd5e1;border-radius:14px;min-height:180px}.tv-board-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;color:#64748b;font-size:12px;font-weight:800;padding:0 4px}.tv-density-normal .tv-board-table th,.tv-density-normal .tv-board-table td{padding:5px 6px}.tv-density-normal .tv-lesson-cell{height:62px}.tv-density-ultra .tv-board-shell{padding:8px;gap:6px}.tv-density-ultra .tv-board-header{padding:7px 10px;border-radius:14px}.tv-density-ultra .tv-board-logo,.tv-density-ultra .tv-board-logo-placeholder{width:40px;height:40px}.tv-density-ultra .tv-board-title h1{font-size:20px}.tv-density-ultra .tv-board-title p{font-size:12px}.tv-density-ultra .tv-board-clock strong{font-size:24px}.tv-density-ultra .tv-board-day{padding:6px;border-radius:14px}.tv-density-ultra .tv-board-day-head{margin-bottom:5px;padding-bottom:5px}.tv-density-ultra .tv-board-day-head h2{font-size:17px}.tv-density-ultra .tv-board-table th,.tv-density-ultra .tv-board-table td{padding:3px 4px}.tv-density-ultra .tv-lesson-cell{height:46px}.tv-density-ultra .tv-pair-head{width:62px}.tv-density-ultra .tv-cell-lines{font-size:.78em}.tv-density-ultra .tv-board-blocks{gap:5px}
@media (max-width:1400px){.tv-board-body{overflow:auto}.tv-board-shell{height:auto;min-height:100vh}.tv-board-days{grid-template-rows:auto}.tv-board-title h1{font-size:21px}.tv-board-clock strong{font-size:24px}}
@media print{.tv-board-body{background:#fff}.tv-board-shell{height:auto}.tv-board-header,.tv-board-day,.tv-board-table-wrap{box-shadow:none}}

html[data-theme="light"] .public-modern{background:radial-gradient(circle at 15% 0%,#dbeafe 0,#eef5ff 34%,#f8fbff 100%);color:var(--text)}
html[data-theme="light"] .modern-public-header,
html[data-theme="light"] .app-hero,
html[data-theme="light"] .glass-card,
html[data-theme="light"] .schedule-desktop-card,
html[data-theme="light"] .result-header,
html[data-theme="light"] .mobile-day-panel{background:rgba(255,255,255,.86);border-color:rgba(219,230,243,.9)}
html[data-theme="light"] .modern-brand h1,
html[data-theme="light"] .hero-copy h2,
html[data-theme="light"] .result-header h2,
html[data-theme="light"] .mobile-subject,
html[data-theme="light"] .lesson-title,
html[data-theme="light"] .pair-number{color:#0f172a}
html[data-theme="light"] .modern-brand p,
html[data-theme="light"] .hero-copy p,
html[data-theme="light"] .muted,
html[data-theme="light"] .day-date,
html[data-theme="light"] .pair-time,
html[data-theme="light"] .mobile-day-head p{color:#64748b}
html[data-theme="light"] .modern-filter-card,
html[data-theme="light"] .mobile-lesson-card,
html[data-theme="light"] .table-shell,
html[data-theme="light"] .schedule-table th,
html[data-theme="light"] .schedule-table td,
html[data-theme="light"] .editor-table th,
html[data-theme="light"] .editor-table td{background:#fff;border-color:var(--line);color:var(--text)}
html[data-theme="light"] .field-pill select,
html[data-theme="light"] .field-pill input{background:#f8fbff;border-color:#dbe6f3;color:#0f172a}
html[data-theme="light"] .modern-schedule-table thead th,
html[data-theme="light"] .modern-schedule-table tbody th,
html[data-theme="light"] .pair-col{background:#f8fbff}

html[data-theme="dark"] .public-modern{background:radial-gradient(circle at 10% 0%,#1e3a8a 0,#0f172a 42%,#020617 100%);color:#e5e7eb}
html[data-theme="dark"] .modern-public-header,
html[data-theme="dark"] .app-hero,
html[data-theme="dark"] .glass-card,
html[data-theme="dark"] .schedule-desktop-card,
html[data-theme="dark"] .result-header,
html[data-theme="dark"] .mobile-day-panel{background:rgba(15,23,42,.78);border-color:rgba(148,163,184,.2)}
html[data-theme="dark"] .modern-brand h1,
html[data-theme="dark"] .hero-copy h2,
html[data-theme="dark"] .result-header h2,
html[data-theme="dark"] .mobile-subject,
html[data-theme="dark"] .lesson-title,
html[data-theme="dark"] .pair-number{color:#f8fafc}
html[data-theme="dark"] .modern-brand p,
html[data-theme="dark"] .hero-copy p,
html[data-theme="dark"] .muted,
html[data-theme="dark"] .day-date,
html[data-theme="dark"] .pair-time,
html[data-theme="dark"] .mobile-day-head p{color:#cbd5e1}
html[data-theme="dark"] .modern-filter-card,
html[data-theme="dark"] .mobile-lesson-card,
html[data-theme="dark"] .table-shell,
html[data-theme="dark"] .schedule-table th,
html[data-theme="dark"] .schedule-table td,
html[data-theme="dark"] .editor-table th,
html[data-theme="dark"] .editor-table td{background:#0f172a;border-color:rgba(148,163,184,.22);color:#e5e7eb}
html[data-theme="dark"] .field-pill select,
html[data-theme="dark"] .field-pill input{background:#111827;border-color:rgba(148,163,184,.26);color:#f8fafc}
html[data-theme="dark"] .modern-schedule-table thead th,
html[data-theme="dark"] .modern-schedule-table tbody th,
html[data-theme="dark"] .pair-col{background:#111827}
html[data-theme="dark"] .empty-cell{color:#64748b}

/* Adaptive TV board */
.tv-board-body{margin:0;background:#07111f;color:#e5eefb;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;overflow:hidden}
.tv-board-shell{height:100vh;width:100vw;padding:clamp(8px,1.1vw,22px);display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:clamp(8px,1vw,18px);background:radial-gradient(circle at 15% 0%,rgba(37,99,235,.34),transparent 30%),linear-gradient(135deg,#07111f,#0f172a 48%,#111827);box-sizing:border-box}
.tv-board-header{display:grid;grid-template-columns:minmax(260px,.7fr) minmax(0,1.8fr);gap:clamp(10px,1vw,20px);align-items:stretch;background:rgba(15,23,42,.72);border:1px solid rgba(148,163,184,.22);border-radius:clamp(14px,1.4vw,26px);padding:clamp(10px,1vw,18px);box-shadow:0 18px 42px rgba(0,0,0,.24);backdrop-filter:blur(18px)}
.tv-board-brand{display:flex;align-items:center;gap:clamp(10px,1vw,18px);min-width:0}.tv-board-logo,.tv-board-logo-placeholder{width:clamp(44px,4.5vw,82px);height:clamp(44px,4.5vw,82px);border-radius:clamp(12px,1vw,20px);background:#fff;object-fit:contain;display:grid;place-items:center;color:#1d4ed8;font-weight:950}.tv-board-title{min-width:0}.tv-board-title h1{margin:0;color:#f8fafc;font-size:clamp(22px,2.2vw,46px);line-height:1.02;letter-spacing:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-board-title p{margin:clamp(4px,.5vw,8px) 0 0;color:#a8c1e8;font-size:clamp(13px,1vw,22px);font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tv-status-panel{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:clamp(8px,.85vw,16px);min-width:0}.tv-status-card{min-width:0;display:grid;align-content:center;gap:clamp(4px,.4vw,8px);padding:clamp(10px,1vw,18px);border-radius:clamp(12px,1vw,22px);background:rgba(30,41,59,.76);border:1px solid rgba(148,163,184,.20);box-shadow:inset 0 1px 0 rgba(255,255,255,.04);transition:background .3s ease,transform .3s ease}.tv-status-card span{color:#93a9ca;text-transform:uppercase;font-size:clamp(10px,.75vw,15px);font-weight:950;letter-spacing:.06em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-status-card strong{color:#f8fafc;font-size:clamp(18px,1.65vw,34px);line-height:1.04;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-status-card-main{background:linear-gradient(135deg,rgba(37,99,235,.88),rgba(14,165,233,.7));border-color:rgba(125,211,252,.34)}.tv-progress{height:clamp(5px,.45vw,10px);border-radius:999px;background:rgba(255,255,255,.24);overflow:hidden}.tv-progress div{height:100%;width:0%;border-radius:inherit;background:#bbf7d0;transition:width .8s linear}
.tv-board-days{min-height:0;display:grid;grid-template-rows:repeat(2,minmax(0,1fr));gap:clamp(8px,1vw,18px);transition:opacity .22s ease}.tv-board-days:has(.tv-board-day:only-child){grid-template-rows:1fr}.tv-board-day{min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr);gap:clamp(8px,.8vw,14px);padding:clamp(9px,1vw,18px);border-radius:clamp(14px,1.2vw,26px);background:rgba(248,250,252,.96);border:1px solid rgba(203,213,225,.9);box-shadow:0 18px 42px rgba(0,0,0,.20);overflow:hidden;animation:tvFadeSlide .45s ease both}.tv-board-day-head{display:flex;align-items:center;justify-content:space-between;gap:clamp(10px,1vw,18px);padding:0 0 clamp(7px,.7vw,12px);border-bottom:1px solid #dbe3ef}.tv-board-day-head h2{margin:0;color:#0f172a;font-size:clamp(20px,1.8vw,38px);letter-spacing:0;line-height:1}.tv-board-day-head p{margin:clamp(3px,.35vw,6px) 0 0;color:#475569;font-weight:900;font-size:clamp(12px,.95vw,20px)}.tv-day-meta{display:flex;align-items:center;gap:clamp(7px,.7vw,12px);min-width:0}.tv-board-week,.tv-day-date{display:inline-flex;align-items:center;min-height:clamp(26px,2vw,42px);padding:0 clamp(8px,.8vw,15px);border-radius:999px;background:#eff6ff;color:#1d4ed8;font-size:clamp(11px,.78vw,16px);font-weight:950;white-space:nowrap}.tv-day-date{background:#f1f5f9;color:#475569}
.tv-adaptive-grid{min-height:0;overflow:hidden;display:grid;grid-template-columns:repeat(auto-fit,minmax(clamp(150px,calc(var(--tv-vw, 1920px) / 9),280px),1fr));gap:clamp(6px,.65vw,13px);align-content:start}.tv-group-card{min-width:0;display:grid;grid-template-rows:auto repeat(4,minmax(0,1fr));border:1px solid #d7e1ef;border-radius:clamp(10px,.8vw,18px);overflow:hidden;background:#fff;box-shadow:0 8px 20px rgba(15,23,42,.06);transition:transform .25s ease,box-shadow .25s ease}.tv-group-card-head{min-height:clamp(28px,2.2vw,46px);display:flex;align-items:center;justify-content:center;padding:0 clamp(6px,.6vw,12px);background:linear-gradient(180deg,#eaf2ff,#dbeafe);color:#0f172a;font-size:clamp(13px,1vw,21px);font-weight:950;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-pair-grid{display:grid;grid-template-rows:repeat(4,minmax(clamp(44px,5.2vh,86px),1fr));min-height:0}.tv-pair-row{position:relative;display:grid;grid-template-columns:minmax(38px,.34fr) minmax(0,1.66fr);gap:clamp(5px,.5vw,10px);align-items:stretch;border-top:1px solid #e2e8f0;background:#fff;transition:background .35s ease,box-shadow .35s ease}.tv-pair-row:first-child{border-top:0}.tv-pair-row.is-current{background:linear-gradient(90deg,#dcfce7,#eff6ff);box-shadow:inset clamp(4px,.45vw,8px) 0 0 #22c55e}.tv-pair-row-time{display:grid;place-items:center;text-align:center;background:#f8fbff;color:#1d4ed8;padding:clamp(3px,.35vw,7px);min-width:0}.tv-pair-row-time b{font-size:clamp(15px,1.1vw,24px);line-height:1}.tv-pair-row-time span{font-size:clamp(8px,.58vw,12px);line-height:1.18;color:#475569;font-weight:800;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.tv-pair-row-lesson{min-width:0;display:grid;align-content:center;gap:clamp(2px,.25vw,5px);padding:clamp(5px,.5vw,10px)}.tv-pair-row-lesson strong{color:#0f172a;font-size:clamp(11px,.82vw,17px);line-height:1.12;font-weight:950;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.tv-pair-row-lesson span{color:#334155;font-size:clamp(9px,.68vw,14px);line-height:1.15;font-weight:750;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tv-pair-row-lesson em{font-style:normal;color:#94a3b8;font-weight:900;text-align:center}.tv-board-no-data{display:grid;place-items:center;text-align:center;color:#64748b;font-size:clamp(18px,1.4vw,30px);font-weight:900;border:2px dashed #cbd5e1;border-radius:clamp(12px,1vw,20px);min-height:0}.tv-board-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;color:#a8c1e8;font-size:clamp(11px,.8vw,16px);font-weight:850;padding:0 clamp(4px,.5vw,10px)}
@keyframes tvFadeSlide{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@media (max-aspect-ratio:4/3){.tv-board-header{grid-template-columns:1fr}.tv-status-panel{grid-template-columns:repeat(2,minmax(0,1fr))}.tv-status-card-main{grid-column:span 2}.tv-board-body{overflow:auto}.tv-board-shell{height:auto;min-height:100vh}.tv-board-days{grid-template-rows:auto}.tv-adaptive-grid{overflow:visible}}
@media (max-width:900px){.tv-status-panel{grid-template-columns:1fr 1fr}.tv-board-header{border-radius:18px}.tv-board-days{grid-template-rows:auto}.tv-board-body{overflow:auto}.tv-board-shell{height:auto;min-height:100vh}.tv-adaptive-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));overflow:visible}.tv-board-footer{flex-direction:column;align-items:flex-start}}

/* Every group remains visible inside a TV day. Grid rows share the available height. */
.tv-adaptive-grid{height:100%;grid-auto-rows:minmax(0,1fr);align-content:stretch;overflow:hidden}
.tv-group-card,.tv-pair-grid,.tv-pair-row{min-height:0}
.tv-pair-grid{grid-template-rows:repeat(4,minmax(0,1fr));overflow:hidden}
.tv-pair-row-time,.tv-pair-row-lesson{min-height:0}
@media (min-aspect-ratio:16/9){.tv-adaptive-grid{grid-template-columns:repeat(auto-fit,minmax(clamp(132px,calc(var(--tv-vw, 1920px) / 12),230px),1fr))}}
@media (max-aspect-ratio:4/3){.tv-adaptive-grid{height:auto;grid-auto-rows:auto;overflow:visible}.tv-pair-grid{overflow:visible}.tv-pair-row{min-height:44px}}

/* The script measures every board and scales cards to keep all groups visible. */
.tv-adaptive-grid[data-tv-fitted] .tv-group-card-head{min-height:calc(28px * var(--tv-card-scale,1));font-size:clamp(10px,calc(21px * var(--tv-card-scale,1)),21px);padding-inline:calc(8px * var(--tv-card-scale,1))}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row{gap:calc(8px * var(--tv-card-scale,1))}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row-time{padding:calc(5px * var(--tv-card-scale,1))}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row-time b{font-size:clamp(12px,calc(24px * var(--tv-card-scale,1)),24px)}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row-time span{font-size:clamp(7px,calc(12px * var(--tv-card-scale,1)),12px)}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row-lesson{gap:calc(3px * var(--tv-card-scale,1));padding:calc(7px * var(--tv-card-scale,1))}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row-lesson strong{font-size:clamp(9px,calc(17px * var(--tv-card-scale,1)),17px)}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-row-lesson span{font-size:clamp(8px,calc(14px * var(--tv-card-scale,1)),14px)}
.tv-adaptive-grid[data-tv-fitted] .tv-group-card{grid-template-rows:auto minmax(0,1fr)}
.tv-adaptive-grid[data-tv-fitted] .tv-pair-grid{height:100%;align-self:stretch}

/* Public schedule refinements. */
.modern-schedule-table .is-past-day{background:#f1f5f9!important;color:#64748b}
.modern-schedule-table td.is-past-day .lesson-card-mini,
.modern-schedule-table td.is-past-day .empty-cell{opacity:.48;filter:grayscale(.35)}
.modern-schedule-table th.is-past-day .day-label-short,
.modern-schedule-table th.is-past-day .day-date{color:#64748b}
.mobile-day-panel.is-past-day{opacity:.58;filter:grayscale(.35);box-shadow:none}
html[data-theme="dark"] .modern-schedule-table .is-past-day{background:#111827!important}
html[data-theme="dark"] .mobile-day-panel.is-past-day{background:#111827}

@media (max-width:720px){
  .modern-shell{padding:0 10px 22px}
  .modern-public-header{position:static;margin:10px 0 14px;padding:10px 12px;border-radius:16px;gap:8px;align-items:flex-start;box-shadow:0 6px 18px rgba(15,23,42,.10)}
  .modern-brand{gap:8px;min-width:0;flex:1 1 auto}
  .modern-logo,.modern-logo-placeholder{width:34px;height:34px;border-radius:10px;box-shadow:none}
  .modern-brand h1{font-size:13px;line-height:1.18;white-space:normal;overflow:visible}
  .modern-brand p{margin:2px 0 0;font-size:10px;line-height:1.25;white-space:normal;overflow:visible}
  .modern-header-actions{gap:5px;flex:0 0 auto}
  .icon-action{width:30px;height:30px;border-radius:9px;font-size:17px}
  .result-header h2{font-size:20px;line-height:1.18;letter-spacing:0}
}