@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;800;900&display=swap');

* { box-sizing: border-box; }
body { font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif; }
.glass { background: rgba(15, 23, 42, .72); backdrop-filter: blur(18px); }
.panel { border: 1px solid rgba(255,255,255,.1); border-radius: 1.5rem; background: rgba(15,23,42,.66); padding: 1.25rem; box-shadow: 0 20px 70px rgba(0,0,0,.2); }
.btn-primary, .btn-secondary, .icon-btn, .nav-dot { display: inline-flex; align-items: center; justify-content: center; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.btn-primary { border-radius: 1rem; background: #67e8f9; color: #08111f; padding: .72rem 1rem; font-weight: 800; }
.btn-secondary { border: 1px solid rgba(255,255,255,.12); border-radius: 1rem; background: rgba(255,255,255,.06); color: #e2e8f0; padding: .68rem 1rem; font-weight: 700; }
.btn-primary:hover, .btn-secondary:hover, .icon-btn:hover, .nav-dot:hover { transform: translateY(-1px); }
.icon-btn { height: 2.5rem; min-width: 2.5rem; border-radius: .9rem; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); }
.nav-dot { height: 3rem; width: 3rem; border-radius: 1rem; color: #cbd5e1; background: rgba(255,255,255,.05); }
.nav-dot.active, .nav-dot.dev { background: rgba(34,211,238,.18); color: #a5f3fc; }
.input { width: 100%; border: 1px solid rgba(255,255,255,.12); border-radius: 1rem; background: rgba(2,6,23,.55); padding: .75rem .9rem; color: #f8fafc; outline: none; }
.input:focus { border-color: rgba(103,232,249,.65); box-shadow: 0 0 0 3px rgba(34,211,238,.12); }
.label { display: block; margin-bottom: .4rem; color: #cbd5e1; font-size: .85rem; font-weight: 700; }
.choice { display: flex; gap: .75rem; border: 1px solid rgba(255,255,255,.1); border-radius: 1rem; padding: 1rem; background: rgba(255,255,255,.04); }
.choice small { display: block; color: #94a3b8; margin-top: .2rem; }
.check { display: flex; align-items: center; gap: .5rem; color: #dbeafe; }
.room-card { display: block; border: 1px solid rgba(255,255,255,.1); border-radius: 1.25rem; background: rgba(255,255,255,.055); padding: 1rem; transition: transform .18s ease, border-color .18s ease, background .18s ease; }
.room-card:hover { transform: translateY(-2px); border-color: rgba(103,232,249,.3); background: rgba(255,255,255,.08); }
.badge-dev { display: inline-flex; align-items: center; border-radius: 999px; background: linear-gradient(135deg,#22d3ee,#34d399); color: #04111f; padding: .16rem .5rem; font-size: .68rem; font-weight: 900; vertical-align: middle; }
.message { display: flex; gap: .75rem; border-radius: 1.25rem; padding: .7rem; animation: rise .2s ease; }
.message:hover { background: rgba(255,255,255,.04); }
.message.deleted { opacity: .68; }
.prose-flow { color: #e2e8f0; overflow-wrap: anywhere; }
.prose-flow a { color: #67e8f9; text-decoration: underline; }
.prose-flow code { border-radius: .45rem; background: rgba(255,255,255,.08); padding: .1rem .3rem; }
.prose-flow pre { overflow:auto; border-radius: .8rem; background: rgba(2,6,23,.8); padding: .8rem; }
.attachment { margin-top: .5rem; display: inline-flex; border-radius: .8rem; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.06); padding: .45rem .7rem; color: #a5f3fc; font-size: .85rem; }
.reaction, .message-action { border-radius: 999px; background: rgba(255,255,255,.07); padding: .25rem .55rem; font-size: .8rem; color: #e2e8f0; }
.table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.table th { border-bottom: 1px solid rgba(255,255,255,.12); padding: .55rem; color: #94a3b8; font-size: .72rem; text-align: left; text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
.table td { border-bottom: 1px solid rgba(255,255,255,.07); padding: .55rem; white-space: nowrap; }
.link { color: #67e8f9; font-weight: 700; }
.link-danger { color: #fb7185; font-weight: 700; }
.input-compact { min-width: 7.5rem; padding: .45rem .6rem; border-radius: .65rem; font-size: .8rem; }
.control-stat p { color: #94a3b8; font-size: .82rem; }
.control-stat b { display: block; margin-top: .2rem; font-size: 1.85rem; line-height: 1; }
.control-table td { vertical-align: middle; }
.control-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; min-width: 16rem; }
.control-row { display: flex; align-items: center; justify-content: space-between; gap: .75rem; border-bottom: 1px solid rgba(255,255,255,.07); padding: .7rem 0; }
.status-pill { display: inline-flex; align-items: center; border-radius: 999px; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.06); color: #cbd5e1; padding: .16rem .48rem; font-size: .72rem; font-weight: 800; }
.status-pill.ok { border-color: rgba(52,211,153,.24); background: rgba(52,211,153,.12); color: #86efac; }
.status-pill.warn { border-color: rgba(251,191,36,.26); background: rgba(251,191,36,.12); color: #fde68a; }
.status-pill.danger { border-color: rgba(251,113,133,.26); background: rgba(251,113,133,.12); color: #fda4af; }
.toast { border: 1px solid rgba(255,255,255,.12); border-radius: 1rem; background: rgba(15,23,42,.94); padding: .8rem 1rem; box-shadow: 0 20px 60px rgba(0,0,0,.3); animation: rise .2s ease; }
.panic-screen { position: fixed; inset: 0; z-index: 9999; background: #eef3f8; color: #1f2937; overflow: auto; padding: 1.5rem; font-family: Arial, Helvetica, sans-serif; }
.homework-card { border: 1px solid #e2e8f0; border-radius: .75rem; background: white; padding: 1rem; box-shadow: 0 12px 30px rgba(15,23,42,.08); }
.school-shell { max-width: 1180px; margin: 0 auto; }
.school-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; border: 1px solid #cbd5e1; border-radius: .35rem; background: #ffffff; padding: 1rem 1.25rem; box-shadow: 0 8px 22px rgba(15,23,42,.08); }
.school-header h1 { margin: .1rem 0 0; color: #1e3a8a; font-size: 1.65rem; font-weight: 700; }
.school-kicker { color: #64748b; font-size: .78rem; font-weight: 700; text-transform: uppercase; }
.school-student { display: flex; align-items: center; gap: .75rem; color: #475569; font-size: .9rem; }
.school-student button { border: 1px solid #94a3b8; border-radius: .25rem; background: #f8fafc; color: #1e293b; padding: .45rem .75rem; }
.school-tabs { display: flex; flex-wrap: wrap; gap: .35rem; margin: .85rem 0; border-bottom: 3px solid #1d4ed8; }
.school-tabs span { border: 1px solid #cbd5e1; border-bottom: 0; border-radius: .25rem .25rem 0 0; background: #f8fafc; padding: .55rem .9rem; color: #334155; font-size: .86rem; font-weight: 700; }
.school-tabs .active { background: #1d4ed8; border-color: #1d4ed8; color: white; }
.school-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .85rem; }
.school-card { border: 1px solid #cbd5e1; border-radius: .35rem; background: white; padding: 1rem; box-shadow: 0 8px 18px rgba(15,23,42,.06); }
.school-span { grid-column: span 2; }
.school-card-head { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin-bottom: .75rem; }
.school-card h2 { margin: 0; color: #1e3a8a; font-size: 1rem; font-weight: 700; }
.school-card-head span { color: #64748b; font-size: .78rem; }
.school-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.school-table th { background: #e2e8f0; color: #334155; font-weight: 700; text-align: left; }
.school-table th, .school-table td { border: 1px solid #cbd5e1; padding: .55rem; }
.school-meter { display: grid; place-items: center; min-height: 8rem; border-radius: .35rem; background: #eff6ff; color: #1d4ed8; }
.school-meter b { font-size: 2.8rem; line-height: 1; }
.school-meter span { display: block; color: #475569; font-size: .86rem; font-weight: 700; }
.school-note { color: #475569; font-size: .9rem; line-height: 1.45; }
.school-list { display: grid; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.school-list li, .school-assignments p { display: flex; align-items: center; justify-content: space-between; gap: .75rem; border-bottom: 1px solid #e2e8f0; margin: 0; padding: .45rem 0; color: #334155; }
.school-list b { color: #166534; }
@keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 900px) { .school-grid { grid-template-columns: 1fr; } .school-span { grid-column: span 1; } }
@media (max-width: 768px) { .panel { border-radius: 1rem; padding: 1rem; } .message { padding-left: 0; padding-right: 0; } .control-row { align-items: flex-start; flex-direction: column; } .school-header { align-items: flex-start; flex-direction: column; } }