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scale(.9);opacity:0}.achievement-notification-glow{position:absolute;inset:-2px;background:linear-gradient(45deg,gold,#ff8c00,gold,#ffec8b);background-size:400% 400%;border-radius:18px;z-index:-1;animation:glowPulse 2s ease-in-out infinite;filter:blur(8px);opacity:.6}@keyframes glowPulse{0%,to{background-position:0% 50%;opacity:.4}50%{background-position:100% 50%;opacity:.8}}.achievement-notification-content{position:relative;z-index:1}.achievement-notification-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:linear-gradient(90deg,rgba(255,215,0,.2),transparent);border-bottom:1px solid rgba(255,215,0,.2)}.achievement-notification-badge{font-size:.75rem;font-weight:700;color:gold;letter-spacing:1px;text-transform:uppercase;text-shadow:0 0 10px rgba(255,215,0,.5);animation:badgePulse 1.5s ease-in-out infinite}@keyframes 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.points-value{font-size:.9rem;font-weight:700;color:gold;text-shadow:0 0 8px rgba(255,215,0,.5)}.achievement-notification-progress{height:3px;background:#0000004d}.achievement-notification-progress-bar{height:100%;background:linear-gradient(90deg,gold,#ff8c00);animation:progressShrink 5s linear forwards;box-shadow:0 0 10px #ffd70080}@keyframes progressShrink{0%{width:100%}to{width:0%}}@media(max-width:480px){.achievement-notification-container{top:10px;right:10px;left:10px}.achievement-notification{width:100%}.achievement-notification-icon{font-size:2.5rem}.achievement-notification-body{padding:15px;gap:12px}.achievement-notification-title{font-size:1rem}}.coach-invitations-overlay{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.coach-invitations-modal{background:var(--bg-card);border-radius:20px;width:100%;max-width:500px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 20px 60px 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.btn{width:100%}}.parent-invitations-overlay{position:fixed;inset:0;background:#000000a6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.parent-invitations-modal{background:var(--bg-navbar);border-radius:20px;width:100%;max-width:540px;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 24px 64px #00000059;animation:parentModalSlideIn .3s ease;overflow:hidden}[data-theme=dark] .parent-invitations-modal{background:#0f1d30;box-shadow:0 24px 64px #0009,0 0 0 1px #ffffff0f}@keyframes parentModalSlideIn{0%{opacity:0;transform:translateY(-20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.parent-invitations-modal .modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:linear-gradient(135deg,#39f,#1a7fd6);border-bottom:1px solid rgba(0,0,0,.1)}[data-theme=dark] .parent-invitations-modal .modal-header{background:linear-gradient(135deg,#312e81,#4c1d95);border-bottom-color:#ffffff14}.parent-invitations-modal .modal-header h2{margin:0;font-size:1.2rem;color:#fff;font-weight:700}.parent-invitations-modal .close-btn{background:#fff3;border:none;color:#fffc;width:34px;height:34px;border-radius:50%;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.parent-invitations-modal .close-btn:hover{background:#ffffff4d;color:#fff}.parent-invitations-modal .modal-body{padding:20px 24px;overflow-y:auto;flex:1}.parent-invitations-modal .loading-state,.parent-invitations-modal .empty-state{text-align:center;padding:48px 20px}.parent-invitations-modal .loading-spinner{font-size:2rem;display:block;margin-bottom:12px;animation:parentSpin 1s linear infinite}@keyframes parentSpin{to{transform:rotate(360deg)}}.parent-invitations-modal .empty-icon{font-size:3rem;display:block;margin-bottom:12px}.parent-invitations-modal .empty-state 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#14b8a666;animation:pulseJoin 2s ease-in-out infinite;text-shadow:0 1px 2px rgba(0,0,0,.2)}@keyframes pulseJoin{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}.sidebar-avatar-placeholder{width:100%;height:100%;border-radius:50%;background:linear-gradient(135deg,#f97316,#fb923c);display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:800;color:#fff}.sidebar-user-name{font-size:1.1rem;font-weight:800;color:#fff;letter-spacing:.5px;text-shadow:0 2px 4px rgba(0,0,0,.2);position:relative;z-index:2}.sidebar-user-rating{position:relative;z-index:2}.sidebar-star{font-size:1.2rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}.sidebar-profile-card:before{content:"";position:absolute;top:42%;left:50%;transform:translate(-50%,-30%);width:85%;height:85px;background:var(--bg-card);border-radius:16px;z-index:1;box-shadow:0 4px 15px #00000026}.sidebar-package-badge{display:flex;align-items:center;justify-content:center;position:relative;z-index:2;margin-top:5px;padding-top:10px;cursor:pointer;transition:transform .2s ease}.sidebar-package-badge:hover{transform:scale(1.05)}.sidebar-package-img{height:65px;width:auto;object-fit:contain;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}.sidebar-nav-menus{display:flex;flex-direction:column;gap:4px}.sidebar-menu-item{display:flex;flex-direction:column;position:relative}.sidebar-menu-btn{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;background:transparent;border:none;border-radius:12px;color:#fff;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .3s ease;font-family:inherit}.sidebar-menu-btn:hover,.sidebar-menu-btn.open{background:#ffffff26;color:#fff}.sidebar-menu-icon{font-size:1.4rem;width:28px;text-align:center}.sidebar-menu-label{flex:1;text-align:left}.sidebar-menu-arrow{transition:transform .3s ease;opacity:.7;transform:rotate(-90deg)}.sidebar-menu-arrow.rotated{transform:rotate(0)}.sidebar-submenu{display:none;flex-direction:column;position:absolute;left:100%;top:0;min-width:200px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:8px;gap:4px;box-shadow:0 8px 24px #0000004d;z-index:1000;margin-left:0}.sidebar-submenu:before{content:"";position:absolute;left:-20px;top:0;width:20px;height:100%}.sidebar-submenu.open{display:flex}@media(max-width:768px){.sidebar-submenu{position:static;left:auto;top:auto;width:100%;min-width:auto;margin-left:0;margin-top:4px;background:#ffffff1a;border:none;box-shadow:none;padding:4px 0 4px 20px;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease}.sidebar-submenu:before{display:none}.sidebar-submenu.open{max-height:500px;padding:8px 0 8px 20px}.sidebar-submenu-item{color:#ffffffe6}.sidebar-submenu-item:hover{background:#2dd4bf4d}.sidebar-menu-arrow{transform:rotate(0)}.sidebar-menu-arrow.rotated{transform:rotate(180deg)}}.sidebar-menu-item:hover .sidebar-submenu{display:flex}.sidebar-menu-item:hover .sidebar-menu-btn{background:#2dd4bf26;color:#fff}.sidebar-menu-item:hover .sidebar-menu-arrow{transform:rotate(-90deg)}.sidebar-submenu-item{display:flex;align-items:center;gap:10px;padding:12px 16px;color:var(--text-primary);text-decoration:none;font-size:.9rem;font-weight:500;border-radius:8px;transition:all .2s ease;white-space:nowrap}.sidebar-submenu-item:hover{background:#2dd4bf33;color:#fff}.sidebar-submenu-item.active{background:#2dd4bf33;color:#fff;font-weight:600}.sidebar-submenu-icon{font-size:1rem}.sidebar-profile-section .profile-dropdown-container{position:relative}.sidebar-profile-section .profile-dropdown-menu{bottom:auto;top:calc(100% + 8px)}.sidebar-profile-dropdown{bottom:auto!important;top:calc(100% + 8px)!important;transform:translateY(-10px)!important}.sidebar-profile-dropdown.open{transform:translateY(0)!important}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;height:calc(100vh - var(--header-height));left:0;top:var(--header-height);z-index:500;padding:24px;box-sizing:border-box;transition:transform .3s ease;overflow:visible}.sidebar-header{margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid var(--border-color);display:none}@media(max-width:768px){.sidebar-header{display:block}}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text-primary)}.logo-icon{font-size:2rem;color:var(--primary-color);filter:drop-shadow(0 0 10px var(--primary-glow))}.sidebar-logo-img{width:200px;height:auto;object-fit:contain}.light-mode-logo{display:block}.dark-mode-logo,[data-theme=dark] .light-mode-logo{display:none}[data-theme=dark] .dark-mode-logo{display:block}.logo-text{font-size:1.25rem;font-weight:800;letter-spacing:-.5px;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav{display:flex;flex-direction:column;gap:6px;flex:1}.nav-link{color:var(--text-primary);text-decoration:none;font-weight:600;padding:14px 18px;border-radius:12px;transition:all .2s;display:flex;align-items:center;gap:14px;font-size:1rem;background:#ffffff08;border:1px solid transparent}.nav-link:hover{background:var(--bg-hover);color:var(--primary-color);transform:translate(4px);border-color:var(--primary-color);box-shadow:0 4px 12px #6366f126}.nav-link.active{background:linear-gradient(135deg,#6366f133,#8b5cf626);color:var(--primary-color);font-weight:700;border-color:var(--primary-color);box-shadow:0 4px 15px #6366f140}.nav-submenu-container{display:flex;flex-direction:column}.nav-submenu-toggle{background:#ffffff08;border:1px solid transparent;cursor:pointer;width:100%;text-align:left;position:relative}.nav-submenu-toggle:hover{background:var(--bg-hover);color:var(--primary-color);transform:translate(4px);border-color:var(--primary-color);box-shadow:0 4px 12px #6366f126}.nav-submenu-toggle.active{background:linear-gradient(135deg,#6366f126,#8b5cf61a);color:var(--primary-color);border-color:#6366f166}.submenu-arrow{margin-left:auto;transition:transform .3s ease}.submenu-arrow.expanded{transform:rotate(180deg)}.nav-submenu{max-height:0;overflow:hidden;transition:max-height .3s ease-out,opacity .2s ease;opacity:0;margin-left:16px;border-left:2px solid rgba(99,102,241,.3);padding-left:12px}.nav-submenu.expanded{max-height:600px;opacity:1;padding-top:8px;padding-bottom:4px}.nav-submenu-item{display:flex;align-items:center;gap:10px;padding:10px 14px;color:var(--text-secondary);text-decoration:none;border-radius:8px;font-size:.9rem;font-weight:500;transition:all .2s 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rotate(-18deg);opacity:.09}.watermark-piece.king{font-size:5.5rem;bottom:280px;left:60%;transform:rotate(15deg);opacity:.08}.watermark-piece.queen{font-size:5rem;top:80px;right:-10px;transform:rotate(12deg);opacity:.07}.watermark-piece.rook{font-size:4rem;top:140px;left:10px;transform:rotate(-10deg);opacity:.07}.watermark-piece.bishop{font-size:4.5rem;top:220px;right:5px;transform:rotate(20deg);opacity:.06}.watermark-piece.pawn{font-size:3.5rem;bottom:350px;left:-5px;transform:rotate(-8deg);opacity:.065}.sidebar:hover .watermark-piece.knight{opacity:.14;transform:translate(-50%) rotate(-18deg) scale(1.02)}.sidebar:hover .watermark-piece.king{opacity:.12}.sidebar:hover .watermark-piece.queen{opacity:.11}.sidebar:hover .watermark-piece.rook{opacity:.1}.sidebar:hover .watermark-piece.bishop{opacity:.09}.sidebar:hover .watermark-piece.pawn{opacity:.095}.theme-toggle-minimal{background:transparent;border:none;cursor:pointer;padding:8px;display:flex;align-items:center;justify-content:center;margin-bottom:8px}.toggle-track{width:88px;height:44px;background:var(--bg-hover);border-radius:22px;position:relative;display:flex;align-items:center;justify-content:space-between;padding:0 10px;border:1px solid var(--border-color);transition:all .3s ease}.toggle-icon{font-size:1.3rem;z-index:1;transition:opacity .3s ease}.toggle-icon.sun,.toggle-icon.moon{opacity:.4}[data-theme=light] .toggle-icon.sun,[data-theme=dark] .toggle-icon.moon{opacity:1}.toggle-thumb{position:absolute;width:36px;height:36px;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));border-radius:50%;top:50%;transform:translateY(-50%);transition:left .3s cubic-bezier(.68,-.55,.265,1.55);box-shadow:0 2px 8px #6366f166}.toggle-thumb.dark{left:48px}.toggle-thumb.light{left:4px}.profile-dropdown-container{position:relative}.user-profile-card{position:relative;display:block;width:100%;padding:10px 12px;border-radius:12px;background:var(--bg-hover);text-decoration:none;color:var(--text-primary);transition:all .25s ease;overflow:hidden;border:1px solid transparent;cursor:pointer;text-align:left}.profile-card-bg{position:absolute;inset:0;background:linear-gradient(135deg,#6366f114,#8b5cf60a);opacity:0;transition:opacity .25s ease}.user-profile-card:hover{background:var(--bg-card);border-color:#6366f14d;box-shadow:0 4px 12px #6366f11a}.user-profile-card:hover 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8px;height:56px;gap:6px}.top-navbar.game-route{height:48px;padding:0 4px}.navbar-left{gap:6px}.navbar-logo-img{height:28px;max-width:136px}.layout.game-route .navbar-logo-img{height:24px;max-width:112px}.hamburger-btn{padding:5px}.hamburger-icon{width:18px}.navbar-profile-btn{padding:3px 6px;gap:4px}.navbar-avatar{width:28px;height:28px;font-size:.82rem}.navbar-right{display:flex;margin-left:auto;gap:2px}.navbar-notification-btn{padding:5px}.navbar-notification-btn .notification-icon{font-size:1.05rem}.profile-arrow{display:none}.navbar-profile{display:flex}.sidebar{width:100%;max-width:280px}.nav-link{padding:12px 16px;font-size:.95rem}.nav-icon{font-size:1.2rem}}.nav-link.parent-link:hover,.nav-link.parent-link.active{border-color:#10b981;background:linear-gradient(135deg,#10b98133,#05966926)}.nav-link.parent-link:hover{color:#10b981}.nav-link.parent-link.active{color:#10b981;box-shadow:0 4px 15px #10b98140}.nav-link.coach-link:hover,.nav-link.coach-link.active{border-color:#6366f1;background:linear-gradient(135deg,#6366f133,#8b5cf626)}.nav-link.coach-link:hover{color:#6366f1}.nav-link.coach-link.active{color:#6366f1;box-shadow:0 4px 15px #6366f140}.nav-link.admin-link:hover,.nav-link.admin-link.active{border-color:#dc2626;background:linear-gradient(135deg,#dc262633,#b91c1c26)}.nav-link.admin-link:hover{color:#dc2626}.nav-link.admin-link.active{color:#dc2626;box-shadow:0 4px 15px #dc262640}.nav-link.student-link:hover,.nav-link.student-link.active{border-color:#f59e0b;background:linear-gradient(135deg,#f59e0b33,#d9770626)}.nav-link.student-link:hover{color:#f59e0b}.nav-link.student-link.active{color:#f59e0b;box-shadow:0 4px 15px #f59e0b40}.nav-badge{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:.7rem;font-weight:700;padding:2px 6px;border-radius:10px;min-width:18px;height:18px;display:flex;align-items:center;justify-content:center;margin-left:auto;box-shadow:0 2px 8px #ef444466;animation:pulse-badge 2s infinite}.dropdown-badge{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:.65rem;font-weight:700;padding:2px 6px;border-radius:10px;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;margin-left:auto;box-shadow:0 2px 6px #ef444466}@keyframes pulse-badge{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.game-invite-widget{position:fixed;top:20px;right:20px;z-index:1000;display:flex;gap:16px;background:var(--bg-card);border:2px solid #22c55e;border-radius:16px;padding:16px 20px;box-shadow:0 8px 32px #22c55e4d,0 0 0 1px #22c55e1a;animation:slideInRight .4s ease-out,pulse-glow 2s ease-in-out infinite;max-width:340px}[data-theme=dark] .game-invite-widget{background:#1a1f2e}[data-theme=light] .game-invite-widget{background:#a3d8ff;box-shadow:0 8px 32px #22c55e33,0 4px 12px #0000001a}@keyframes slideInRight{0%{opacity:0;transform:translate(100px)}to{opacity:1;transform:translate(0)}}@keyframes pulse-glow{0%,to{box-shadow:0 8px 32px #22c55e4d,0 0 0 1px #22c55e1a}50%{box-shadow:0 8px 40px #22c55e80,0 0 20px #22c55e33}}.invite-timer{position:relative;width:50px;height:50px;flex-shrink:0}.timer-ring{width:100%;height:100%;transform:rotate(-90deg)}.timer-ring-bg{stroke:var(--border-color)}.timer-ring-progress{stroke:#22c55e;transition:stroke-dasharray 1s linear}.timer-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:1.1rem;font-weight:700;color:var(--text-primary)}.invite-content{display:flex;flex-direction:column;gap:10px;flex:1}.invite-header{display:flex;align-items:center;gap:8px}.invite-icon{font-size:1.2rem}.invite-title{font-size:1rem;font-weight:600;color:var(--text-primary)}.invite-sender{display:flex;align-items:center;gap:10px}.sender-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),#2563eb);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:.9rem;overflow:hidden}.sender-avatar img{width:100%;height:100%;object-fit:cover}.sender-info{display:flex;flex-direction:column}.sender-name{font-weight:600;color:var(--text-primary);font-size:.95rem}.sender-rating{font-size:.8rem;color:var(--text-secondary)}.invite-details{display:flex;gap:12px}.time-control{font-size:.85rem;color:var(--text-secondary);background:var(--bg-dark);padding:4px 10px;border-radius:6px}.invite-actions{display:flex;gap:8px;margin-top:4px}.invite-btn{flex:1;padding:8px 16px;border:none;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:4px}.invite-btn.accept{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff}.invite-btn.accept:hover{transform:scale(1.02);box-shadow:0 4px 12px #22c55e66}.invite-btn.decline{background:var(--bg-dark);color:var(--text-secondary);border:1px solid var(--border-color)}.invite-btn.decline:hover{background:#ef4444;color:#fff;border-color:#ef4444}@media(max-width:480px){.game-invite-widget{right:10px;left:10px;max-width:none;flex-direction:column;align-items:center}.invite-timer{width:40px;height:40px}}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{padding:12px 24px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 15px var(--primary-glow)}.btn-secondary{background:var(--bg-light);color:var(--text-primary);border:2px solid var(--secondary-color)}.btn-secondary:hover{background:var(--secondary-color)}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--error);color:#fff}.card{background:var(--bg-medium);border-radius:16px;padding:24px;box-shadow:0 4px 20px #0000004d}.input-group{margin-bottom:20px}.input-group label{display:block;margin-bottom:8px;color:var(--text-secondary);font-size:14px}.input-group input{width:100%;padding:12px 16px;border:2px solid var(--bg-light);border-radius:8px;background:var(--bg-dark);color:var(--text-primary);font-size:16px;transition:border-color .3s}.input-group input:focus{outline:none;border-color:var(--primary-color)}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.page-title{font-size:2.5rem;color:var(--primary-color);margin-bottom:24px;text-align:center}.page-subtitle{font-size:1.2rem;color:var(--text-secondary);text-align:center;margin-bottom:32px}.loading{display:flex;justify-content:center;align-items:center;min-height:200px}.spinner{width:50px;height:50px;border:4px solid var(--bg-light);border-top-color:var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.message{padding:12px 20px;border-radius:8px;margin-bottom:16px}.message-success{background:#4caf5033;border:1px solid var(--success);color:var(--success)}.message-error{background:#f4433633;border:1px solid var(--error);color:var(--error)}.avatar{width:48px;height:48px;border-radius:50%;background:var(--primary-color);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff}.avatar-lg{width:80px;height:80px;font-size:2rem}.badge{padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}.badge-gold{background:var(--secondary-color);color:var(--text-primary)}.badge-online{background:var(--success);color:#fff}.badge-offline{background:var(--text-secondary);color:#fff}.loading-screen{display:flex;justify-content:center;align-items:center;height:100vh;font-size:1.5rem;color:var(--text-primary);background-color:var(--bg-primary)}.landing-page{font-family:Nunito,Segoe UI,sans-serif;background:linear-gradient(180deg,#f0f4ff,#e8ecf7,#f5f3ff);min-height:100vh;color:#1e293b;position:relative;overflow-x:hidden}.landing-page:before{content:"";position:fixed;top:0;left:0;right:0;height:60vh;background:radial-gradient(ellipse 80% 50% at 50% 0%,rgba(51,153,255,.15) 0%,transparent 60%),radial-gradient(circle at 20% 30%,rgba(102,179,255,.08) 0%,transparent 40%),radial-gradient(circle at 80% 20%,rgba(236,72,153,.06) 0%,transparent 35%);pointer-events:none;z-index:0}.bg-chess-pieces{position:fixed;inset:0;pointer-events:none;z-index:0}.bg-piece{position:absolute;font-size:5rem;opacity:.04;animation:floatBg 15s ease-in-out infinite;color:#334155}@keyframes floatBg{0%,to{transform:translate(0) rotate(0)}33%{transform:translate(20px,-30px) rotate(10deg)}66%{transform:translate(-15px,15px) rotate(-5deg)}}.landing-nav{display:flex;justify-content:space-between;align-items:center;padding:1rem 3rem;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.1);box-shadow:0 4px 20px #00000014;position:fixed;top:0;left:0;right:0;z-index:100;transition:all .3s ease}.landing-nav.scrolled{background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.1);box-shadow:0 4px 20px #00000014}.landing-logo{display:flex;align-items:center;gap:.75rem}.nav-logo-img{width:240px;height:auto;object-fit:contain}.logo-text{font-size:1.6rem;font-weight:800;color:#1e293b}.logo-highlight{background:linear-gradient(135deg,#39f,#66b3ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing-auth-buttons{display:flex;gap:1rem;align-items:center}.hamburger-menu{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:40px;height:40px;background:#ffffff26;border:none;border-radius:10px;cursor:pointer;padding:8px;transition:all .3s ease;z-index:1002;position:relative}.hamburger-menu span{display:block;width:22px;height:3px;background:#14b8a6;border-radius:2px;transition:all .3s ease}.landing-nav.scrolled .hamburger-menu{background:#14b8a61a}.landing-nav.scrolled .hamburger-menu span{background:#14b8a6}.hamburger-menu.open span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}.hamburger-menu.open span:nth-child(2){opacity:0}.hamburger-menu.open span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.mobile-menu-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:900;display:none}@media(max-width:1024px){.mobile-menu-overlay{display:block}}.mobile-menu-auth{display:none;flex-direction:column;gap:.75rem;width:100%;margin-top:1rem;padding-top:1rem;border-top:1px solid #e2e8f0}.mobile-menu-auth .btn-login,.mobile-menu-auth .btn-register{width:100%;justify-content:center}@media(max-width:1024px){.mobile-menu-overlay{display:block}.mobile-menu-auth{display:flex}}.btn-login{padding:.75rem 1.5rem;border-radius:12px;border:2px solid #e2e8f0;background:transparent;color:#475569;font-weight:700;font-size:1.1rem;cursor:pointer;transition:all .3s ease;font-family:inherit}.btn-login:hover{border-color:#39f;color:#39f}.btn-register{padding:.75rem 1.5rem;border-radius:12px;border:none;background:linear-gradient(135deg,#39f,#66b3ff);color:#fff;font-weight:700;font-size:1.1rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem;box-shadow:0 4px 15px #3399ff4d;font-family:inherit}.btn-register:hover{transform:translateY(-2px);box-shadow:0 6px 20px #39f6}.btn-sparkle{font-size:1rem}.landing-nav-center{display:flex;align-items:center;gap:.5rem}.landing-dropdown{position:relative}.landing-dropdown-btn{display:flex;align-items:center;gap:.4rem;padding:.65rem 1.1rem;background:transparent;border:none;color:#14b8a6;font-weight:700;font-size:1.1rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);font-family:inherit;border-radius:10px;letter-spacing:.01em}.landing-nav.scrolled .landing-dropdown-btn,.landing-nav .landing-dropdown-btn{color:#14b8a6}.landing-nav 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#3399ff1a;padding:.4rem;opacity:0;visibility:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);z-index:1000}.landing-dropdown-menu:before{content:"";position:absolute;top:-6px;left:20px;transform:rotate(45deg);width:12px;height:12px;background:#fff;border-radius:2px;box-shadow:-2px -2px 4px #3399ff0d}.landing-dropdown-menu.open{opacity:1;visibility:visible;transform:translateY(0)!important}.landing-dropdown-item{display:flex;align-items:center;justify-content:flex-start;gap:.6rem;width:100%;padding:.65rem .75rem;background:transparent;border:none;color:#475569;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);font-family:inherit;border-radius:8px;text-align:left;position:relative;overflow:hidden}.landing-dropdown-item:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:0;background:linear-gradient(180deg,#39f,#66b3ff);border-radius:0 2px 2px 0;transition:height .25s cubic-bezier(.4,0,.2,1)}.landing-dropdown-item:hover{background:linear-gradient(135deg,#3399ff14,#66b3ff0a);color:#39f;transform:translate(4px)}.landing-dropdown-item:hover:before{height:60%}.landing-dropdown-icon{font-size:1rem;display:flex;align-items:center;justify-content:center;width:30px;height:30px;background:linear-gradient(135deg,#3399ff1f,#66b3ff14);border-radius:8px;transition:all .25s ease;flex-shrink:0}.landing-dropdown-item:hover .landing-dropdown-icon{background:linear-gradient(135deg,#39f3,#66b3ff26);transform:scale(1.05)}.landing-hero{width:100%;margin-top:0;padding-top:80px;position:relative;z-index:1;display:flex;align-items:center;justify-content:center}.landing-hero:before{content:"";position:absolute;top:80px;left:0;width:100%;height:0;padding-bottom:50%;background-image:url(/images/hero-bg.webp);background-size:cover;background-position:center top;background-repeat:no-repeat;z-index:-1}.landing-hero .hero-content{position:absolute;top:150px;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:clamp(.5rem,2vw,2rem);padding-top:0;box-sizing:border-box;text-align:center}.landing-hero:after{content:"";display:block;padding-bottom:50%;margin-bottom:60px}.hero-badge{display:inline-block;padding:clamp(.4rem,1vw,.6rem) clamp(.8rem,2vw,1.4rem)!important;background:linear-gradient(135deg,#8b5cf6,#7c3aed);border-radius:50px;font-size:clamp(.7rem,1.5vw,1rem)!important;font-weight:700;color:#fff;margin-bottom:clamp(.5rem,1.5vw,1rem)!important;box-shadow:0 4px 20px #8b5cf680,0 0 40px #8b5cf64d;white-space:nowrap;text-shadow:0 1px 3px rgba(0,0,0,.3)}.hero-title{font-size:clamp(1.8rem,5.5vw,4rem)!important;font-weight:900;line-height:1.15;margin-bottom:clamp(.5rem,1.5vw,1rem)!important;color:#1e293b;text-shadow:0 0 10px rgba(255,255,255,1),0 0 20px rgba(255,255,255,.9),0 0 30px rgba(255,255,255,.8),2px 2px 4px rgba(255,255,255,1);font-family:Nunito,Segoe UI,sans-serif;letter-spacing:-.5px;display:flex;flex-direction:column;align-items:center;flex-wrap:wrap}.hero-line1,.hero-line2{display:block;width:100%;text-align:center}.hero-highlight{background:linear-gradient(135deg,#fbbf24,#f59e0b,#ea580c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:none!important;filter:drop-shadow(0 0 12px rgba(255,255,255,1)) drop-shadow(0 0 24px rgba(255,255,255,.9)) drop-shadow(0 0 36px rgba(255,255,255,.7))}.hero-subtitle{font-size:clamp(.75rem,1.8vw,1.1rem)!important;color:#1e293b!important;line-height:1.5;max-width:90%;margin:0 auto clamp(.5rem,2vw,1.2rem)!important;text-shadow:0 1px 8px rgba(255,255,255,.9),0 0 20px rgba(255,255,255,.7);font-weight:700;background:#ffffffb3;padding:8px 16px;border-radius:12px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.hero-cta-group{display:flex;justify-content:center;gap:clamp(.5rem,1.5vw,1rem);flex-wrap:wrap;width:100%;margin:0 auto}.btn-hero-primary{padding:clamp(.5rem,1.5vw,.9rem) clamp(1rem,2.5vw,1.8rem);border-radius:14px;border:none;background:linear-gradient(135deg,#2dd4bf,#14b8a6);color:#fff;font-weight:700;font-size:clamp(.8rem,1.5vw,1.1rem);cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;box-shadow:0 8px 25px #14b8a659;font-family:inherit;white-space:nowrap}.btn-hero-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 12px 35px #14b8a680}.btn-hero-secondary{padding:clamp(.5rem,1.5vw,.9rem) clamp(1rem,2.5vw,1.8rem);border-radius:14px;border:2px solid rgba(255,255,255,.8);background:#ffffff26;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);color:#fff;font-weight:700;font-size:clamp(.8rem,1.5vw,1.1rem);cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;font-family:inherit;box-shadow:0 4px 15px #0000001a;white-space:nowrap}.btn-hero-secondary:hover{transform:translateY(-3px) scale(1.02);background:#ffffff4d;border-color:#fff}.hero-stats{display:flex;justify-content:center;align-items:center;gap:2rem;padding:2rem;background:#fff;border-radius:20px;box-shadow:0 4px 30px #0000000d;max-width:600px;margin:0 auto}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-number{font-size:2rem;font-weight:900;background:linear-gradient(135deg,#39f,#66b3ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{font-size:.9rem;color:#64748b;font-weight:600}.stat-divider{width:1px;height:40px;background:#e2e8f0}@media(max-width:1024px){.landing-hero:before,.landing-hero:after{padding-bottom:78%}.landing-hero .hero-content{top:190px}.hero-title{font-size:2.8rem!important}.hero-subtitle{font-size:1rem!important}.hero-badge{font-size:.95rem!important}.hero-cta-group{justify-content:center;gap:.75rem;width:100%;align-self:center}.hamburger-menu{display:flex}.landing-nav-center{position:fixed!important;top:0!important;left:-300px!important;width:280px!important;height:100vh!important;background:linear-gradient(180deg,#fff,#f8fafc)!important;display:flex!important;flex-direction:column!important;align-items:stretch!important;padding:80px 20px 20px!important;box-shadow:4px 0 30px #0003;transition:left .3s ease;z-index:1001!important;gap:.25rem;overflow-y:auto;opacity:1!important;visibility:visible!important}.landing-nav-center.mobile-open{left:0!important}.landing-nav-center:before{content:"☰ Menü";position:absolute;top:20px;left:20px;font-size:1.1rem;font-weight:700;color:#14b8a6}.landing-dropdown{width:100%}.landing-dropdown-btn{width:100%;justify-content:space-between;padding:14px 16px;color:#334155!important;background:#fff!important;border-radius:12px;margin-bottom:4px;box-shadow:0 2px 8px #0000000a;transition:all .2s ease;opacity:1!important;visibility:visible!important}.landing-dropdown-btn span{color:#334155!important}.landing-dropdown-btn:hover,.landing-dropdown-btn.active{background:#14b8a6!important;color:#fff!important}.landing-dropdown-btn:hover span,.landing-dropdown-btn.active 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