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6px;font-size:.8125rem;font-weight:600;color:var(--lp-ink-3)}.lp-course-title{margin:0;font-size:1.125rem;font-weight:700;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.lp-course-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:20px}.lp-course-teacher{display:flex;align-items:center;gap:8px;min-width:0;font-size:.875rem;color:var(--lp-ink-2)}.lp-course-teacher span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lp-course-price{flex-shrink:0;font-weight:700;color:var(--lp-primary);font-variant-numeric:tabular-nums}.lp-avatar{flex-shrink:0;border-radius:50%;object-fit:cover;background:var(--lp-primary-soft);color:var(--lp-primary);display:inline-flex;align-items:center;justify-content:center;font-weight:700}.lp-empty{margin:48px 0 0;color:var(--lp-ink-3)}.lp-skeleton{border-radius:12px;background:linear-gradient(90deg,#f1f2f5 25%,#e6e8ee,#f1f2f5 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svg{flex-shrink:0;color:var(--lp-ink-3);transition:transform .15s ease}.lp-faq-item[open] summary svg{transform:rotate(180deg)}.lp-faq-item p{margin:-6px 0 0;padding:0 56px 24px 16px;line-height:1.7;color:var(--lp-ink-2)}.lp-final{padding:var(--lp-section) 0 0;background:linear-gradient(135deg,var(--lp-dark) 0%,var(--lp-dark-2) 100%);color:#fff;text-align:center;overflow:hidden}.lp-final p{margin:16px auto 0;max-width:34rem;color:#cbd5e1;font-size:1.0625rem}.lp-final .lp-actions{justify-content:center}.lp-final-shapes{display:block;width:min(100%,880px);height:auto;margin:56px auto 0}.lp-footer{background:var(--lp-dark);color:#fff;border-top:1px solid rgba(255,255,255,.12)}.lp-footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) minmax(0,1.4fr);gap:40px;padding:56px 0}@media (max-width: 860px){.lp-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.lp-footer-about{grid-column:1 / -1;order:-1}}@media (max-width: 420px){.lp-footer-grid{grid-template-columns:1fr;gap:32px}}.lp-footer-title{margin:0 0 8px;font-size:.8125rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--lp-on-dark-accent)}.lp-footer-links{display:flex;flex-direction:column;align-items:flex-start}.lp-footer-links a{display:inline-flex;align-items:center;min-height:44px;font-weight:600;color:#fff}.lp-footer-links a:hover{text-decoration:underline;text-underline-offset:3px}.lp-footer-about p{margin:12px 0 0;max-width:30rem;font-size:.9375rem;color:var(--lp-on-dark-muted)}.lp-footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:24px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.875rem;color:var(--lp-on-dark-accent)}:root,.student-portal-wrapper,.student-portal-wrapper.theme-light{--app-bg: #f8fafc;--app-card-bg: #ffffff;--app-surface-2: #f1f5f9;--app-surface-hover: #f8fafc;--app-header-bg: rgba(255, 255, 255, .92);--app-primary: #4f46e5;--app-primary-hover: #4338ca;--app-primary-soft: rgba(99, 102, 241, .1);--app-primary-text: #4f46e5;--app-secondary: #ec4899;--app-success: #10b981;--app-success-text: #047857;--app-success-soft: rgba(16, 185, 129, .12);--app-progress-track: #e2e8f0;--app-progress-fill: #4f46e5;--app-focus: #4f46e5;--app-warning: #f59e0b;--app-danger: #ef4444;--app-danger-soft: rgba(239, 68, 68, .12);--app-danger-text: #dc2626;--app-text-main: #0f172a;--app-text-secondary: #334155;--app-text-muted: #475569;--app-text-light: #64748b;--app-rating: #b45309;--app-border: #e2e8f0;--app-border-subtle: #f1f5f9;--app-radius-sm: 8px;--app-radius-md: 14px;--app-radius-lg: 20px;--app-shadow-card: 0 4px 16px rgba(15, 23, 42, .05);--app-shadow-card-hover: 0 10px 24px rgba(15, 23, 42, .09);--app-shadow-glow: 0 8px 24px rgba(99, 102, 241, .25)}.student-portal-wrapper.theme-dark,html[data-student-theme=dark] .student-portal-wrapper{--app-bg: #0b1120;--app-card-bg: #111827;--app-surface-2: #1e293b;--app-surface-hover: #1a2436;--app-header-bg: rgba(17, 24, 39, .92);--app-primary: #4f46e5;--app-primary-hover: #4338ca;--app-primary-soft: rgba(99, 102, 241, .18);--app-primary-text: #818cf8;--app-secondary: #f472b6;--app-success: #34d399;--app-success-text: #34d399;--app-success-soft: rgba(16, 185, 129, .18);--app-progress-track: #334155;--app-progress-fill: #818cf8;--app-focus: #818cf8;--app-warning: #fbbf24;--app-danger: #f87171;--app-danger-soft: rgba(239, 68, 68, .18);--app-danger-text: #f87171;--app-text-main: #f8fafc;--app-text-secondary: #cbd5e1;--app-text-muted: #94a3b8;--app-text-light: #7c8aa0;--app-rating: #fbbf24;--app-border: #1e293b;--app-border-subtle: #1e293b;--app-shadow-card: 0 8px 24px rgba(0, 0, 0, .35);--app-shadow-card-hover: 0 12px 32px rgba(0, 0, 0, .5);--app-shadow-glow: 0 8px 24px rgba(99, 102, 241, .35);color-scheme:dark}.student-portal-wrapper{background-color:var(--app-bg);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;color:var(--app-text-main);font-family:Inter,system-ui,-apple-system,sans-serif;padding-bottom:calc(68px + env(safe-area-inset-bottom,0px));transition:background-color .2s ease,color .2s ease;overflow-x:hidden}@media (min-width: 769px){.student-portal-wrapper{padding-bottom:2rem}}.student-header{background:var(--app-header-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--app-border);position:sticky;top:0;z-index:50;box-shadow:0 1px 3px #00000008;transition:background-color .2s ease,border-color .2s ease}.student-header-inner{max-width:1200px;margin:0 auto;padding:0 1rem;height:60px;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}.student-brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--app-text-main)}.student-brand 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#00000008;margin-bottom:1.25rem;gap:.6rem;transition:border-color .15s,background-color .2s}.student-search-bar-wrap:focus-within{border-color:var(--app-primary)}.student-search-input{border:none;outline:none;background:transparent;width:100%;font-size:.92rem;color:var(--app-text-main)}.student-search-input::placeholder{color:var(--app-text-light)}.student-categories-track{display:flex;gap:.5rem;overflow-x:auto;padding-bottom:.5rem;margin-bottom:1.5rem;scrollbar-width:none}.student-categories-track::-webkit-scrollbar{display:none}.student-category-pill{padding:.45rem 1rem;border-radius:999px;background:var(--app-card-bg);border:1px solid var(--app-border);color:var(--app-text-muted);font-size:.82rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:all 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1.5rem;box-shadow:var(--app-shadow-card);margin-bottom:1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1.25rem;flex-wrap:wrap}.play-action-price-wrap{display:flex;flex-direction:column}.play-action-price-label{font-size:.74rem;color:var(--app-text-muted);text-transform:uppercase;font-weight:600;letter-spacing:.04em}.play-action-price{font-size:1.4rem;font-weight:800;color:var(--app-primary-text)}.play-action-price.free{color:var(--app-success)}.play-action-price-hint{margin-top:.2rem;font-size:.8rem;color:var(--app-text-muted)}.play-action-buttons{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.student-buy-btn{background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;border:none;padding:.75rem 1.75rem;border-radius:14px;font-size:.95rem;font-weight:700;cursor:pointer;box-shadow:var(--app-shadow-glow);display:flex;align-items:center;gap:.5rem;transition:all .15s}.student-buy-btn:hover:not(:disabled){transform:translateY(-1px)}.play-hero-telegram{color:#08c;text-decoration:none}.play-hero-telegram:hover{text-decoration:underline}.student-detail-tabs{display:flex;gap:.5rem;margin-bottom:1rem;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:4px}.student-detail-tabs::-webkit-scrollbar{display:none}.student-detail-tab-btn{padding:.6rem 1.25rem;border-radius:12px;border:1px solid var(--app-border);background:var(--app-card-bg);color:var(--app-text-muted);font-size:.88rem;font-weight:700;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:all .15s;white-space:nowrap;flex-shrink:0}.student-detail-tab-btn.active{background:var(--app-primary);border-color:var(--app-primary);color:#fff}.student-lesson-item-card{background:var(--app-card-bg);border-radius:14px;padding:.85rem 1.1rem;margin-bottom:.6rem;display:flex;align-items:center;justify-content:space-between;border:1px solid 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#10b98140;font-size:.62rem;font-weight:800;letter-spacing:.03em;line-height:1.2;flex-shrink:0}.student-lesson-sub{font-size:.75rem;color:var(--app-text-muted)}.student-about-card{background:var(--app-card-bg);border:1px solid var(--app-border);padding:1.5rem;border-radius:16px;line-height:1.7;color:var(--app-text-secondary)}.student-video-layout{display:grid;grid-template-columns:1fr;gap:1.5rem}@media (min-width: 900px){.student-video-layout{grid-template-columns:2fr 1fr}}.student-video-container{background:#000;border-radius:16px;overflow:hidden;aspect-ratio:16 / 9;width:100%}.student-video-container video{width:100%;height:100%}.student-playlist-item{display:flex;align-items:center;gap:10px;padding:.65rem .85rem;border-radius:10px;background:var(--app-surface-2);border:1px solid var(--app-border);cursor:pointer;transition:all .15s}.student-playlist-item:hover{border-color:var(--app-primary)}.student-playlist-item.active{background:var(--app-primary-soft);border-color:var(--app-primary)}.student-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:100;display:flex;align-items:center;justify-content:center;padding:1rem}.student-modal-box{background:var(--app-card-bg);border:1px solid var(--app-border);border-radius:24px;max-width:400px;width:100%;padding:2rem;box-shadow:0 20px 40px #00000059;position:relative;text-align:center}.student-modal-close{position:absolute;top:1rem;right:1rem;background:transparent;border:none;cursor:pointer;color:var(--app-text-light)}.student-modal-close:hover{color:var(--app-text-main)}.student-modal-icon{width:60px;height:60px;border-radius:20px;background:var(--app-primary-soft);color:var(--app-primary-text);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.student-modal-title{font-size:1.3rem;font-weight:800;color:var(--app-text-main);margin-bottom:.4rem}.student-modal-desc{font-size:.88rem;color:var(--app-text-muted);margin-bottom:1.5rem}.student-auth-error-banner{background:var(--app-danger-soft);border:1px solid rgba(239,68,68,.35);color:var(--app-danger-text);padding:.65rem .85rem;border-radius:12px;font-size:.84rem;margin-bottom:1.25rem;display:flex;align-items:center;gap:8px;font-weight:500;text-align:left}.student-phone-group{display:flex;align-items:center;gap:10px;margin-bottom:1.25rem}.student-phone-prefix-badge{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:52px;padding:0 14px;background:var(--app-surface-2);border:1.5px solid var(--app-border);border-radius:14px;font-size:.95rem;font-weight:700;color:var(--app-text-main);-webkit-user-select:none;user-select:none;flex-shrink:0}.student-phone-field-wrapper{flex:1;display:flex;align-items:center;height:52px;padding:0 16px;background:var(--app-surface-2);border:1.5px solid var(--app-border);border-radius:14px;transition:all .2s cubic-bezier(.16,1,.3,1)}.student-phone-field-wrapper:focus-within{border-color:#6366f1;background:var(--app-card-bg);box-shadow:0 0 0 4px #6366f126}.student-phone-field-wrapper.error{border-color:#ef4444;box-shadow:0 0 0 4px #ef444426}.student-phone-input{border:none;outline:none;background:transparent;font-size:1.1rem;font-weight:700;color:var(--app-text-main);width:100%;letter-spacing:.08em;font-variant-numeric:tabular-nums}.student-phone-input::placeholder{color:var(--app-text-light);font-weight:500;letter-spacing:.05em}.student-otp-row{display:flex;justify-content:center;gap:12px;margin-bottom:1.5rem}.student-otp-box{width:58px;height:64px;border-radius:14px;border:2px solid var(--app-border);background:var(--app-surface-2);text-align:center;font-size:1.6rem;font-weight:800;color:var(--app-primary-text);outline:none;transition:all .2s ease;font-variant-numeric:tabular-nums}.student-otp-box:focus{border-color:#6366f1;background:var(--app-card-bg);box-shadow:0 0 0 4px #6366f12e;transform:translateY(-2px)}.student-otp-box.filled{border-color:#818cf8;background:var(--app-card-bg)}.student-submit-btn{width:100%;background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;border:none;padding:.85rem 1rem;border-radius:14px;font-size:.95rem;font-weight:700;cursor:pointer;box-shadow:0 4px 14px #6366f140;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:8px}.student-submit-btn:hover:not(:disabled){background:linear-gradient(135deg,#4f46e5,#4338ca);transform:translateY(-1px);box-shadow:0 6px 18px #6366f159}.student-submit-btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}html[data-student-theme=dark] .custom-dialog-box{background:#111827;border-color:#1e293b;box-shadow:0 24px 64px #0000008c}html[data-student-theme=dark] .custom-dialog-title{color:#f8fafc}html[data-student-theme=dark] .custom-dialog-message{color:#94a3b8}html[data-student-theme=dark] .custom-dialog-close:hover{background:#1e293b;color:#f8fafc}html[data-student-theme=dark] .custom-dialog-btn--cancel{background:#1e293b;color:#cbd5e1;border-color:#334155}html[data-student-theme=dark] .custom-dialog-btn--cancel:hover{background:#334155;color:#f8fafc}html[data-student-theme=dark] .custom-dialog-icon--danger{background:#ef44442e;color:#f87171}html[data-student-theme=dark] .custom-dialog-icon--warning{background:#f59e0b2e;color:#fbbf24}html[data-student-theme=dark] .custom-dialog-icon--info{background:#6366f12e;color:#818cf8}html[data-student-theme=dark] .custom-dialog-icon--success{background:#10b9812e;color:#34d399}@media (max-width: 768px){.play-hero-title{font-size:clamp(1.1rem,4.5vw,1.25rem)}.play-action-card{padding:1rem;flex-direction:column;align-items:stretch;gap:1rem;border-radius:16px}.play-action-buttons{flex-direction:column;width:100%;gap:.65rem}.play-action-buttons button,.play-action-buttons a{width:100%;min-height:46px;justify-content:center;border-radius:12px}.student-header-inner{padding:0 .85rem;height:56px}.student-user-name{max-width:90px}.student-guest-prompt-card{padding:2.75rem 1.25rem;margin:1.5rem auto;border-radius:20px}}@media (max-width: 480px){.student-container{padding:.85rem .75rem}.student-user-name{display:none}.student-theme-toggle-btn{width:36px;height:36px}.student-modal-box{padding:1.25rem 1rem!important}.student-tg-qr-wrap{display:none}.student-guest-prompt-card{padding:2rem 1rem;margin:1rem auto;border-radius:18px}.student-guest-prompt-icon{width:52px;height:52px;border-radius:16px;margin-bottom:1rem}.student-guest-prompt-title{font-size:1.15rem}.student-guest-prompt-desc{font-size:.84rem;margin-bottom:1.25rem}}.student-notif-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0f172aa6;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:1rem;animation:notifFadeIn .2s ease-out}@keyframes notifFadeIn{0%{opacity:0}to{opacity:1}}.student-notif-modal{background-color:var(--app-card-bg);border:1px solid var(--app-border);border-radius:var(--app-radius-lg);box-shadow:0 20px 40px #00000040;width:100%;max-width:540px;max-height:85vh;display:flex;flex-direction:column;overflow:hidden;animation:notifScaleIn .25s cubic-bezier(.16,1,.3,1)}@keyframes notifScaleIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.student-notif-header{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem;border-bottom:1px solid var(--app-border);background:var(--app-card-bg)}.student-notif-title-wrap{display:flex;align-items:center;gap:.85rem}.student-notif-icon-badge{width:40px;height:40px;border-radius:12px;background:var(--app-primary-soft);color:var(--app-primary-text);display:flex;align-items:center;justify-content:center}.student-notif-title{font-size:1.15rem;font-weight:700;color:var(--app-text-main);margin:0}.student-notif-subtitle{font-size:.8rem;color:var(--app-text-muted);margin:.15rem 0 0}.student-notif-close-btn{background:var(--app-surface-2);border:none;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--app-text-muted);cursor:pointer;transition:all .15s ease}.student-notif-close-btn:hover{background:var(--app-border);color:var(--app-text-main)}.student-notif-body{padding:1.25rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem}.student-notif-loading,.student-notif-empty{padding:3rem 1.5rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.75rem;color:var(--app-text-muted)}.student-notif-spinner{width:32px;height:32px;border:3px solid var(--app-border);border-top-color:var(--app-primary);border-radius:50%;animation:notifSpin .8s linear infinite}@keyframes notifSpin{to{transform:rotate(360deg)}}.student-notif-empty-icon{color:var(--app-text-light);margin-bottom:.25rem}.student-notif-empty h3{font-size:1.05rem;color:var(--app-text-main);margin:0}.student-notif-empty p{font-size:.85rem;margin:0;max-width:280px}.student-notif-list{display:flex;flex-direction:column;gap:1rem}.student-notif-card{background:var(--app-surface-2);border:1px solid var(--app-border);border-radius:var(--app-radius-md);padding:1.15rem;display:flex;flex-direction:column;gap:.75rem;transition:transform .15s ease,box-shadow .15s ease}.student-notif-card:hover{box-shadow:0 4px 12px #0000000a}.student-notif-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem}.student-notif-card-title{font-size:1rem;font-weight:600;color:var(--app-text-main);margin:0;line-height:1.35}.student-notif-card-date{font-size:.75rem;font-weight:500;color:var(--app-text-light);white-space:nowrap}.student-notif-card-text{font-size:.875rem;line-height:1.5;color:var(--app-text-secondary);margin:0}.student-notif-gift-container{display:flex;flex-direction:column;align-items:center;gap:.85rem;padding:1rem;background:var(--app-card-bg);border:1px dashed 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