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.75rem}.settings-option-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem}.settings-option-grid--layout{grid-template-columns:repeat(3,minmax(0,1fr))}.settings-option{min-height:48px;padding:.65rem;display:grid;gap:.2rem;place-content:center;border:1px solid var(--border);border-radius:9px;background:var(--surface2);color:var(--text);cursor:pointer}.settings-option small{color:var(--muted);line-height:1.3}.settings-option.selected{border-color:var(--accent);background:var(--accent-dim)}@media (max-width: 520px){.login-page{padding:12px}.login-card{padding:1.5rem 1.1rem}.settings-option-grid--layout{grid-template-columns:1fr}}.student-danger-button{padding:10px 14px;border-radius:10px;border:1px solid #dc2626;background:#b91c1c;color:#fff;cursor:pointer;font-family:var(--font);font-size:14px;font-weight:700;transition:background .12s,border-color .12s,opacity .12s}.student-danger-button:hover,.student-danger-button:focus-visible{border-color:#991b1b;background:#7f1d1d}.student-danger-button:focus-visible{outline:2px solid rgba(248,113,113,.45);outline-offset:2px}.student-danger-button:disabled{border-color:#7f1d1d;background:#581c1c;cursor:not-allowed;opacity:.72}.student-booking-page{max-width:100vw;overflow-x:clip}.student-booking-page :where(section,article,div,p,span,strong){min-width:0}.student-booking-page :where(p,span,strong,button){overflow-wrap:anywhere}.student-booking-dialog-backdrop{box-sizing:border-box;padding:max(12px,env(safe-area-inset-top,0px)) max(12px,env(safe-area-inset-right,0px)) max(12px,env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px))}.student-booking-dialog-panel{max-width:100%;max-height:calc(100dvh - max(24px,env(safe-area-inset-top,0px)) - max(24px,env(safe-area-inset-bottom,0px)));overflow-y:auto;overscroll-behavior:contain}.student-booking-mobile-overflow-root :where(a,button,[role=button],select,input:not([type=radio]):not([type=checkbox])){min-height:44px!important}@media (max-width: 520px){.settings-backdrop{padding:max(8px,env(safe-area-inset-top,0px)) max(8px,env(safe-area-inset-right,0px)) max(8px,env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px))}.settings-panel{max-height:100%;padding:1rem}.student-booking-dialog-backdrop{align-items:stretch!important;padding:max(8px,env(safe-area-inset-top,0px)) max(8px,env(safe-area-inset-right,0px)) max(8px,env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px))}.student-booking-dialog-panel{width:100%!important;max-width:none!important;max-height:none;height:100%;padding:16px!important;border-radius:12px!important}}.public-class-page{min-height:100vh;background:#0d0f11;color:var(--text);padding:32px 20px 64px}.public-hero,.public-section{width:min(1080px,100%);margin:0 auto}.public-hero{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(320px,.98fr);gap:28px;align-items:center;min-height:min(680px,calc(100vh - 64px));padding-bottom:36px}.public-hero-copy h1{max-width:680px;font-size:clamp(2.35rem,5vw,4.6rem);line-height:1.04;letter-spacing:0;margin:0}.public-eyebrow{color:#7dd3fc;font-size:.86rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}.public-hero-subtitle{max-width:620px;margin-top:18px;color:#c7d2e0;font-size:1.08rem}.public-hero-media{overflow:hidden;border:1px solid #263142;border-radius:8px;background:var(--surface);aspect-ratio:4 / 3}.public-hero-media img{width:100%;height:100%;display:block;object-fit:cover}.public-cta-row,.public-social-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.public-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 16px;border-radius:8px;border:1px solid transparent;color:var(--text);font-weight:700;text-decoration:none}.public-button.primary{background:var(--accent);color:#fff}.public-button.secondary{border-color:#334155;background:#171c25}.public-button.ghost{border-color:transparent;color:#c7d2e0}.public-button.compact{width:fit-content;margin-top:18px}.public-section{padding:32px 0;border-top:1px solid #202735}.public-section-header{max-width:720px;margin-bottom:16px}.public-section h2{font-size:1.45rem;margin:0 0 6px;letter-spacing:0}.public-section-header p,.public-info-card p,.public-social-empty{color:#aab5c4}.public-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.public-info-card{border:1px solid #283244;border-radius:8px;background:#151a23;padding:18px}.public-info-card h3{font-size:1.1rem;margin:0 0 8px}.public-feature-card{max-width:720px}.public-step-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;list-style:none;counter-reset:public-step}.public-step-list li{counter-increment:public-step;min-height:76px;border:1px solid #283244;border-radius:8px;background:#151a23;padding:14px;font-weight:700}.public-step-list li:before{content:counter(public-step);display:block;color:#7dd3fc;font-size:.8rem;margin-bottom:6px}.public-payment-notice,.public-empty-review,.public-social-empty{border:1px solid #2d3748;border-radius:8px;background:#111827;padding:14px 16px;margin-top:16px}@media (max-width: 820px){.public-hero{grid-template-columns:1fr;min-height:auto;padding-top:12px}.public-card-grid,.public-step-list{grid-template-columns:1fr}}.main{flex:1;overflow-y:auto;padding:2rem 2.5rem;background:radial-gradient(ellipse 50% 30% at 80% 0%,rgba(79,142,255,.05) 0%,transparent 60%),var(--bg)}.main-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:2rem}.page-title{font-size:1.5rem;font-weight:600;letter-spacing:-.03em}.page-sub{color:var(--muted);font-size:.85rem;margin-top:.15rem}.header-badge{padding:.3rem .75rem;background:var(--accent-dim);color:var(--accent);border:1px solid rgba(79,142,255,.25);border-radius:20px;font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.25rem 1.5rem;transition:border-color .15s}.stat-card:hover{border-color:#4f8eff4d}.stat-label{font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.4rem}.stat-value{font-size:1.7rem;font-weight:600;letter-spacing:-.03em;line-height:1.1;margin-bottom:.4rem}.stat-delta{font-size:.75rem;font-family:var(--mono);font-weight:500}.stat-delta.up{color:var(--success)}.stat-delta.down{color:var(--danger)}.section-title{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:.75rem}.activity-table{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.table-head,.table-row{display:grid;grid-template-columns:2fr 2fr 1fr;padding:.75rem 1.25rem;gap:1rem;align-items:center}.table-head{background:var(--surface2);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);border-bottom:1px solid var(--border)}.table-row{border-bottom:1px solid var(--border);transition:background .1s}.table-row:last-child{border-bottom:none}.table-row:hover{background:var(--surface2)}.cell-user{font-family:var(--mono);font-size:.8rem;color:var(--accent)}.cell-action{font-size:.85rem}.cell-time{font-size:.78rem;color:var(--muted)}