@import"https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap";:root{--admin-bg: #f6f7fb;--admin-surface: #ffffff;--admin-border: #e2e8f0;--admin-text: #0f172a;--admin-muted: #5b6b80;--admin-primary: #1d4ed8;--admin-primary-soft: #e0e7ff;--admin-danger: #b91c1c}.admin-layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh;background:var(--admin-bg);color:var(--admin-text);font-family:Poppins,Segoe UI,system-ui,-apple-system,sans-serif}.admin-sidebar{background:var(--admin-surface);border-right:1px solid var(--admin-border);padding:24px 20px;display:grid;gap:18px;align-content:start}.admin-brand h2{margin:6px 0 0;font-size:1.2rem}.admin-kicker{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--admin-muted);font-weight:600}.admin-nav{display:grid;gap:10px}.admin-nav a{text-decoration:none;color:#334155;padding:10px 12px;border-radius:10px;font-weight:500;transition:background .2s ease,color .2s ease}.admin-nav a.active{background:var(--admin-primary-soft);color:var(--admin-primary)}.admin-logout{margin-top:auto;border:1px solid var(--admin-border);background:var(--admin-surface);color:var(--admin-text);padding:10px 12px;border-radius:10px;font-weight:600;cursor:pointer}.admin-main{padding:28px 32px}.admin-page-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.admin-page h1{margin:6px 0 0;font-size:1.6rem}.admin-actions{display:flex;gap:10px;align-items:center}.admin-btn{border:none;background:var(--admin-primary);color:#fff;padding:10px 16px;border-radius:10px;font-weight:600;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease}.admin-btn-ghost{background:var(--admin-surface);color:var(--admin-text);border:1px solid var(--admin-border)}.admin-input{border:1px solid var(--admin-border);border-radius:10px;padding:10px 12px;min-width:220px;background:var(--admin-surface);color:var(--admin-text)}.admin-muted{color:var(--admin-muted)}.admin-error{color:var(--admin-danger)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}.summary-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:18px}.summary-card{background:#f8fafc;border:1px solid var(--admin-border);border-radius:12px;padding:14px 16px}.summary-card p{color:#64748b;font-size:.85rem;margin-bottom:6px}.card{background:var(--admin-surface);padding:18px;border-radius:14px;border:1px solid var(--admin-border);box-shadow:0 12px 28px #0f172a0f}.card-label{color:#64748b;font-size:.9rem;margin-bottom:8px}.table-wrap{background:var(--admin-surface);border:1px solid var(--admin-border);border-radius:14px;overflow:hidden}.admin-card{background:var(--admin-surface);border:1px solid var(--admin-border);border-radius:14px;padding:16px}.scan-panel{border-radius:14px;padding:16px;border:1px solid var(--admin-border);background:#f8fafc;display:grid;gap:8px}.scan-panel-success{background:#ecfdf3;border-color:#86efac;color:#166534}.scan-panel-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.scan-label{font-weight:700;letter-spacing:.04em;text-transform:uppercase;font-size:.75rem}.scan-user{display:grid;gap:4px}.scan-name{font-size:1.1rem;font-weight:700}.scan-id{font-size:.95rem;opacity:.85}table{width:100%;border-collapse:collapse}th,td{padding:14px;text-align:left;font-size:.95rem}th{background:#eef2ff;color:var(--admin-text);font-weight:600}tbody tr:nth-child(2n){background:#f8fafc}.admin-login-page{min-height:100vh;display:grid;place-items:center;background:var(--admin-bg);padding:24px;font-family:Poppins,Segoe UI,system-ui,-apple-system,sans-serif}.admin-login-box{width:min(420px,100%);background:var(--admin-surface);border:1px solid var(--admin-border);border-radius:18px;padding:28px;display:grid;gap:18px;box-shadow:0 18px 32px #0f172a14}.admin-login-box h2{margin-top:6px}.admin-login-note{color:var(--admin-muted);font-size:.95rem}.admin-field span{display:block;margin-bottom:6px;color:#334155;font-weight:500}.admin-field input{width:100%;border:1px solid var(--admin-border);border-radius:10px;padding:10px 12px}.admin-mobile-bar{display:none;align-items:center;gap:12px;margin-bottom:20px}.admin-menu-btn{border:1px solid var(--admin-border);background:var(--admin-surface);color:var(--admin-text);padding:8px 12px;border-radius:10px;font-weight:600;cursor:pointer}.admin-mobile-title{font-weight:600;color:var(--admin-text)}.admin-overlay{display:none}@media(max-width:900px){.admin-layout{grid-template-columns:1fr}.admin-sidebar{position:fixed;inset:0 auto 0 0;width:240px;transform:translate(-100%);transition:transform .2s ease;z-index:40}.admin-sidebar.open{transform:translate(0)}.admin-main{padding:20px}.admin-mobile-bar{display:flex}.admin-overlay{display:block;position:fixed;inset:0;background:#0f172a66;border:none;z-index:30}.admin-page-header{flex-direction:column;align-items:flex-start}.admin-actions{width:100%;flex-direction:column;align-items:stretch}.admin-input{width:100%}}:root{color-scheme:light;--ink-900: #0f172a;--ink-700: #334155;--ink-500: #64748b;--line-200: #e2e8f0;--surface: #ffffff;--surface-soft: #f8fafc;--accent: #2563eb;--accent-soft: rgba(37, 99, 235, .12)}*{margin:0;padding:0;box-sizing:border-box;font-family:Poppins,sans-serif}body{background:var(--surface-soft);color:var(--ink-900);transition:.3s}.dark{background:#0b1220;color:#fff}.dark section{background:transparent}.navbar{display:flex;justify-content:space-between;align-items:center;padding:14px 30px;background:#0a1428e6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:#fff;position:sticky;top:0;z-index:999}.logo{font-weight:700;letter-spacing:1px}.nav-links a{margin-left:18px;text-decoration:none;color:#fff;font-weight:500;transition:.3s}.nav-links a:hover{color:#facc15}.hero-section{text-align:center;padding:90px 20px;background:linear-gradient(135deg,#2563eb,#1e40af);color:#fff}.hero-section h1{font-size:2.6rem;margin-bottom:12px}.hero-tagline{color:#facc15;font-weight:600}section{padding:70px 20px}section h2{text-align:center;font-size:2rem;margin-bottom:18px}.home-page{background:#f8fafc;color:#0f172a}.home-page section{padding:80px 24px}.about-section p{max-width:900px;margin:auto;text-align:center;color:#555}.facilities-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin-top:20px}.facility-card{padding:18px;border-radius:12px;background:#ffffffbf;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-left:5px solid #2563eb;font-weight:500;transition:.3s}.facility-card:hover{transform:translateY(-6px);box-shadow:0 10px 25px #0000001f}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:20px}.service-card{padding:20px;border-radius:12px;text-align:center;background:linear-gradient(135deg,#facc15,#fde047);font-weight:600;transition:.3s}.service-card:hover{transform:scale(1.05)}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:20px}.gallery-card{border-radius:14px;overflow:hidden;cursor:pointer;transition:.3s}.gallery-card img{width:100%;height:100%;object-fit:cover}.gallery-card:hover{transform:scale(1.05)}.lightbox{position:fixed;inset:0;background:#000c;display:flex;justify-content:center;align-items:center;z-index:9999}.lightbox img{max-width:90%;border-radius:14px}.close-btn{position:absolute;top:20px;right:30px;color:#fff;font-size:26px;cursor:pointer}.rules-section ul{max-width:600px;margin:auto;list-style:none}.rules-section li{padding:12px;border-bottom:1px dashed #ccc}.founder-section{text-align:center}.map-section iframe{width:100%;height:350px;border-radius:12px;border:none}.contact-page{padding:4rem 1.5rem;background:#f4f5f7}.contact-box{max-width:720px;margin:0 auto;background:#fff;border:1px solid #e5e7eb;border-radius:24px;padding:3rem;box-shadow:0 24px 50px #0f172a14}.contact-header{text-align:center}.contact-kicker{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:#64748b;font-weight:600}.contact-box h2{margin:.7rem 0 .5rem;font-size:clamp(1.8rem,4vw,2.4rem);color:#0f172a;font-weight:700}.contact-subtitle{color:#475569;font-size:1.05rem;line-height:1.6;margin:0 auto;max-width:520px}.contact-form{margin-top:2rem;display:grid;gap:1.2rem}.contact-field span{display:block;margin-bottom:.5rem;color:#334155;font-size:.95rem;font-weight:500}.contact-box input,.contact-box textarea{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:.9rem 1rem;font-size:1rem;color:#0f172a;background:#f8fafc;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}.contact-box input::placeholder,.contact-box textarea::placeholder{color:#94a3b8}.contact-box input:focus,.contact-box textarea:focus{outline:none;border-color:#2563eb;background:#fff;box-shadow:0 0 0 4px #2563eb1f}.contact-box textarea{min-height:140px;resize:vertical;font-family:inherit}.contact-note{font-size:.9rem;color:#64748b;line-height:1.5;margin-top:-.2rem}.contact-box button{width:100%;border:none;border-radius:12px;padding:.95rem 1.2rem;background:#111827;color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.contact-box button:hover:not(:disabled){transform:translateY(-1px);background:#1f2937;box-shadow:0 14px 30px #0f172a33}.contact-box button:disabled{opacity:.65;cursor:not-allowed;transform:none;box-shadow:none}.contact-status{margin-top:1.5rem;padding:.9rem 1.1rem;border-radius:12px;font-size:.95rem;text-align:center;font-weight:500}.contact-status.success{background:#ecfdf3;color:#166534;border:1px solid #bbf7d0}.contact-status.error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}.contact-status.info{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}@media(max-width:768px){.contact-page{padding:3rem 1.2rem}.contact-box{padding:2.2rem 1.6rem;border-radius:20px}}@media(max-width:480px){.contact-box{padding:1.8rem 1.3rem}}footer{background:#0f172a;color:#fff;text-align:center;padding:16px}.floating-contact{position:fixed;bottom:20px;right:18px;display:flex;flex-direction:column;gap:12px;z-index:9999}.float-btn{width:55px;height:55px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;box-shadow:0 6px 20px #00000040;transition:.3s}.float-btn:hover{transform:scale(1.1)}.call-btn{background:red}@media(max-width:768px){.navbar{flex-direction:column;align-items:center;padding:14px 16px;text-align:center}.logo{font-size:1.4rem;margin-bottom:8px}.nav-links{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}.nav-links a{margin:0;font-size:14px;padding:6px 10px;border-radius:6px}.nav-links a:hover{background:#facc1526}}.profile-page{padding:60px 20px;max-width:1000px;margin:auto}.profile-card,.study-box,.qr-box{background:#ffffffe6;padding:25px;border-radius:18px;margin-bottom:25px;box-shadow:0 10px 30px #0000001f}.student-name{font-weight:600}.status-row{display:flex;justify-content:space-between;align-items:center;margin-top:15px}.status.online{color:green;font-weight:600}.status.offline{color:red;font-weight:600}.btn-start{background:#22c55e;color:#fff;border:none;padding:10px 18px;border-radius:10px;cursor:pointer}.btn-stop{background:#ef4444;color:#fff;border:none;padding:10px 18px;border-radius:10px;cursor:pointer}.study-time{font-size:2rem;font-weight:700;margin:10px 0}.qr-box{text-align:center}.crm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.crm-card{background:linear-gradient(135deg,#2563eb,#1e40af);color:#fff;padding:20px;border-radius:16px;text-align:center}.navbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#0f172af2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav-links{display:flex;align-items:center;gap:14px;max-width:100%}.nav-links a{color:#fff;text-decoration:none;font-size:14px;white-space:nowrap}.user-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:6px 10px;border-radius:20px;background:#ffffff26;font-size:13px;font-weight:500;color:#fff;text-decoration:none}.user-name:hover{background:#ffffff40}.login-btn{padding:6px 12px;border-radius:20px;background:#2563eb;color:#fff;font-size:13px;text-decoration:none}@media(max-width:480px){.nav-links{gap:10px}.user-name{max-width:90px;font-size:12px}.nav-links a{font-size:12px}}.profile-page{min-height:100vh;padding:2rem 1rem;background:linear-gradient(145deg,#0f0f23,#1a1a2e 70%,#16213e);color:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;position:relative;overflow-x:hidden}.profile-page:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent)}.profile-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:3rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.profile-header h2{font-size:clamp(1.8rem,3vw,2.5rem);font-weight:700;background:linear-gradient(135deg,#00d4ff,#09c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0;letter-spacing:-.02em}.logout-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;padding:.8rem 1.5rem;border-radius:12px;font-weight:500;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.logout-btn:hover{background:#ff474733;border-color:#ff4757;transform:translateY(-2px);box-shadow:0 10px 25px #ff474733}.profile-card{background:#ffffff14;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:2.5rem;margin-bottom:2rem;position:relative;overflow:hidden}.profile-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#00d4ff,#09c,#00d4ff);background-size:200% 100%;animation:shimmer 2s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.student-name{font-size:1.4rem;font-weight:600;color:#fff;margin:0 0 .5rem}.profile-card p{margin:0 0 1rem;color:#fffc;font-size:1.1rem}.status-row{display:flex;justify-content:space-between;align-items:center;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1)}.status{font-size:1.1rem;font-weight:500;padding:.5rem 1rem;border-radius:25px;border:2px solid}.status.online{background:#2ecc7133;color:#2ecc71;border-color:#2ecc71;box-shadow:0 0 20px #2ecc714d}.status.offline{background:#e74c3c33;color:#e74c3c;border-color:#e74c3c}.btn-start,.btn-stop{padding:.9rem 2rem;border:none;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);text-transform:uppercase;letter-spacing:.5px}.btn-start{background:linear-gradient(135deg,#2ecc71,#27ae60);box-shadow:0 8px 20px #2ecc714d}.btn-stop{background:linear-gradient(135deg,#e74c3c,#c0392b);box-shadow:0 8px 20px #e74c3c4d}.btn-start:hover,.btn-stop:hover{transform:translateY(-3px);box-shadow:0 15px 35px #0000004d}.study-box{background:#ffffff0f;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:2.5rem;text-align:center;margin-bottom:2rem}.study-box h3{font-size:1.3rem;margin:0 0 1rem;color:#ffffffe6}.study-time{font-size:clamp(2.5rem,8vw,4rem);font-weight:700;background:linear-gradient(135deg,#00d4ff,#09c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 .5rem;font-family:SF Pro Display,-apple-system,sans-serif}.study-box small{color:#fff9;font-size:.95rem}.qr-box{background:#ffffff0f;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:2.5rem;text-align:center;margin-bottom:2rem}.qr-box h3{font-size:1.3rem;margin:0 0 1.5rem;color:#ffffffe6}.qr-box p{margin:1rem 0 0;color:#fffc;font-size:1rem}.crm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem}.crm-card{background:#ffffff14;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:1.8rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.crm-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:#ffffff4d}.crm-card:hover{transform:translateY(-8px);border-color:#ffffff4d;box-shadow:0 20px 40px #0003}.crm-card h4{font-size:1rem;font-weight:600;margin:0 0 .5rem;color:#ffffffe6}.crm-card p{font-size:1.6rem;font-weight:700;margin:0;background:linear-gradient(135deg,#00d4ff,#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}@media(max-width:768px){.profile-page{padding:1.5rem 1rem}.profile-header{flex-direction:column;gap:1rem;text-align:center}.crm-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem}.status-row{flex-direction:column;gap:1rem;align-items:stretch}}@media(max-width:480px){.profile-card,.study-box,.qr-box{padding:1.8rem 1.5rem}.crm-card{padding:1.5rem}}.auth-page{min-height:100vh;padding:2.5rem 1.5rem;background:radial-gradient(circle at top left,#e0f2fe,#f8fafc 45%,#eef2ff);display:flex;align-items:center;justify-content:center}.auth-shell{width:min(1100px,100%);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:stretch}.auth-card{background:#fffffff2;border-radius:24px;padding:2.5rem;box-shadow:0 25px 60px #0f172a26;border:1px solid rgba(15,23,42,.06)}.auth-header h2{font-size:clamp(1.8rem,2.8vw,2.4rem);margin:0 0 .5rem;color:#0f172a;letter-spacing:-.02em}.auth-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;font-size:.8rem;font-weight:600;color:#1d4ed8;background:#3b82f61f;margin-bottom:1rem}.auth-subtitle{color:#475569;margin:0 0 2rem;font-size:1rem}.auth-form{display:flex;flex-direction:column;gap:1.25rem}.auth-field{display:grid;gap:.5rem;text-align:left}.auth-field span{font-size:.9rem;font-weight:600;color:#1e293b}.auth-page .auth-field input{width:100%;padding:.95rem 1.1rem;border-radius:14px;border:1px solid rgba(148,163,184,.6);background:#fff;color:#0f172a;font-size:.98rem;transition:.2s ease;outline:none}.auth-page .auth-field input::placeholder{color:#94a3b8}.auth-page .auth-field input:focus{border-color:#2563eb;box-shadow:0 0 0 4px #2563eb26}.auth-btn{width:100%;padding:1rem 1.2rem;border-radius:14px;border:none;font-weight:700;font-size:1rem;color:#fff;background:linear-gradient(135deg,#2563eb,#1d4ed8,#60a5fa);cursor:pointer;text-transform:none;letter-spacing:0;transition:transform .2s ease,box-shadow .2s ease}.auth-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 18px 35px #2563eb59}.auth-btn:disabled{opacity:.7;cursor:not-allowed}.auth-status{margin-top:1.5rem;padding:.9rem 1rem;border-radius:12px;background:#0f172a0d;color:#0f172a;font-weight:600}.auth-switch{margin-top:1.6rem;color:#475569;font-size:.95rem}.auth-switch a{color:#2563eb;font-weight:600;text-decoration:none}.auth-panel{border-radius:24px;padding:2.5rem;color:#fff;background:linear-gradient(135deg,#0f172a,#1d4ed8);position:relative;overflow:hidden;box-shadow:0 25px 60px #0f172a33}.auth-panel:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.2),transparent 45%),radial-gradient(circle at 80% 30%,rgba(96,165,250,.35),transparent 55%),radial-gradient(circle at 50% 80%,rgba(99,102,241,.3),transparent 50%);opacity:.9}.auth-panel-inner{position:relative;z-index:1;text-align:left;height:100%;display:flex;flex-direction:column;justify-content:center;gap:1.5rem}.auth-panel h3{font-size:clamp(1.6rem,3vw,2.2rem);margin:0;letter-spacing:-.01em}.auth-panel p{margin:0;line-height:1.6;color:#ffffffd9}.auth-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.auth-stats div{background:#ffffff1f;border-radius:14px;padding:.9rem .8rem;text-align:center}.auth-stats 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#0f172a14}.faq-list{display:grid;gap:1rem}.faq-item{background:#f8fafc;border:1px solid rgba(148,163,184,.3);border-radius:16px;padding:1rem 1.2rem;text-align:left;cursor:pointer;transition:.2s ease}.faq-item:hover{border-color:#2563eb66;box-shadow:0 12px 24px #2563eb1f}.faq-item.open{background:#eef2ff;border-color:#6366f166}.faq-question{display:flex;justify-content:space-between;align-items:center;font-weight:600;color:#0f172a}.faq-toggle{font-size:1.2rem;color:#2563eb}.faq-answer{margin-top:.75rem;color:#475569;line-height:1.6}.profile-page{min-height:100vh;padding:3rem 1.5rem 4rem;background:linear-gradient(180deg,#f8fafc,#eef2ff);color:#0f172a}.profile-shell{width:min(1100px,100%);margin:0 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