:root{--primary:#0f172a;--accent:#2563eb;--bg:#f8fafc;--card-bg:#ffffff;--text-main:#1e293b;--text-muted:#64748b;--afb1:#10b981;--afb2:#8b5cf6;--afb3:#ef4444;--abitur:#f97316;--tools:#06b6d4;--grading:#ec4899}*{margin:0;padding:0;box-sizing:border-box;font-family:'Inter',sans-serif}html{min-height:100%}body{background-color:var(--bg);color:var(--text-main);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}#app{flex:1}header{background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 100%);color:white;padding:4rem 2rem 5rem;text-align:center;clip-path:polygon(0 0,100% 0,100% 90%,0 100%);box-shadow:0 10px 20px rgba(0,0,0,0.1)}header h1{font-size:3rem;font-weight:800;letter-spacing:-1px;margin-bottom:0.5rem}header p{font-size:1.2rem;opacity:0.9;font-weight:300}.origin-badge{display:inline-block;background-color:rgba(255,255,255,0.2);backdrop-filter:blur(5px);color:#fff;font-size:0.85rem;padding:6px 14px;border-radius:20px;margin-bottom:20px;font-weight:600;letter-spacing:0.5px}.info-badge{display:inline-block;background-color:rgba(255,255,255,0.2);backdrop-filter:blur(5px);color:#fff;font-size:1.1rem;padding:8px 16px;border-radius:20px;margin:16px 0 20px;font-weight:400;letter-spacing:0.3px;line-height:1.5;max-width:600px}.info-badge-wide{display:block;background-color:rgba(59,130,246,0.1);backdrop-filter:blur(5px);color:var(--text-main);font-size:1.1rem;padding:12px 24px;border-radius:12px;margin:0 auto 30px;font-weight:400;letter-spacing:0.3px;line-height:1.6;max-width:900px;border:1px solid rgba(59,130,246,0.2);text-align:center}.cta-button-container{display:flex;gap:15px;justify-content:center;align-items:center;margin-top:25px;flex-wrap:wrap}.cta-button{border:none;padding:14px 28px;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all 0.2s ease;box-shadow:0 4px 6px rgba(0,0,0,0.1);min-width:200px}.cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(0,0,0,0.15)}.cta-button:active{transform:translateY(0)}.cta-primary{background:linear-gradient(135deg,#10b981 0%,#059669 100%);color:white}.cta-primary:hover{background:linear-gradient(135deg,#059669 0%,#047857 100%)}.cta-secondary{background:linear-gradient(135deg,#f97316 0%,#ea580c 100%);color:white}.cta-secondary:hover{background:linear-gradient(135deg,#ea580c 0%,#c2410c 100%)}@media (max-width:640px){.cta-button-container{flex-direction:column}.cta-button{width:100%;max-width:320px}}.intro-section{max-width:900px;margin:0 auto 20px auto;text-align:center;padding:0 20px}.intro-text{color:#4b5563;line-height:1.6;margin-bottom:30px;font-size:1.05rem}.afb-explainer{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.afb-card{flex:1;min-width:220px;padding:20px;border-radius:12px;border:2px solid #e5e7eb;text-align:left;background-color:#fff;box-shadow:0 4px 6px rgba(0,0,0,0.05);transition:all 0.2s ease;cursor:pointer;position:relative;overflow:hidden}.afb-card:hover{transform:translateY(-3px);box-shadow:0 10px 15px rgba(0,0,0,0.1);border-color:#cbd5e1}.afb-card.active{background-color:#f0f7ff !important;border-color:var(--accent) !important;box-shadow:0 0 0 3px rgba(37,99,235,0.2) !important}.afb-card.active::after{content:"✓";position:absolute;top:10px;right:15px;font-size:1.2rem;color:var(--accent);font-weight:bold}.afb-card strong{display:block;margin-bottom:5px;color:#1e293b;font-weight:800;font-size:1.1rem}.afb-desc{color:#64748b;font-size:0.9rem;line-height:1.4;display:block}.afb-desc em{display:block;margin-top:8px;font-style:normal;font-weight:600;color:#334155;background:#f1f5f9;padding:4px 8px;border-radius:6px;display:inline-block}.afb-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:6px;background:#e2e8f0;transition:background 0.3s ease}.afb-explainer .afb-card::before{background:var(--cat-color,#cbd5e1)}.sub-filter-container{display:none;justify-content:center;align-items:center;gap:0.75rem;padding:1rem 2rem;max-width:1200px;margin:0 auto;background:#f8fafc;border-radius:12px;margin-bottom:1.5rem}.sub-filter-group{display:flex;gap:0.5rem;flex-wrap:wrap;justify-content:center}.sub-filter-btn{padding:0.6rem 1.25rem;border:2px solid #e2e8f0;border-radius:8px;background:white;color:#475569;font-size:0.95rem;font-weight:600;cursor:pointer;transition:all 0.2s ease;white-space:nowrap}.sub-filter-btn:hover{transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,0.1);border-color:#cbd5e1}.sub-filter-btn[data-category="AFB II"].active{background:var(--afb2);color:white;border-color:var(--afb2);box-shadow:0 0 0 3px rgba(139,92,246,0.2)}.sub-filter-btn[data-category="AFB II"]:hover{background:rgba(139,92,246,0.05);border-color:var(--afb2)}.sub-filter-btn[data-category="AFB III"].active{background:var(--afb3);color:white;border-color:var(--afb3);box-shadow:0 0 0 3px rgba(239,68,68,0.2)}.sub-filter-btn[data-category="AFB III"]:hover{background:rgba(239,68,68,0.05);border-color:var(--afb3)}.sub-filter-btn:active{transform:translateY(0)}@media (max-width:768px){.sub-filter-container{padding:0.75rem 1rem;margin-bottom:1rem}.sub-filter-btn{padding:0.5rem 1rem;font-size:0.9rem}}.controls{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;padding:0 20px 40px;position:sticky;top:20px;z-index:100}.divider-text{display:block;width:100%;text-align:center;margin:5px 0 5px 0;font-size:0.8rem;color:#94a3b8;text-transform:uppercase;letter-spacing:1px;font-weight:bold}.filter-btn{background:rgba(255,255,255,0.9);backdrop-filter:blur(10px);border:1px solid #e2e8f0;padding:10px 20px;border-radius:30px;cursor:pointer;font-weight:600;color:var(--text-muted);transition:all 0.2s;box-shadow:0 4px 6px rgba(0,0,0,0.05)}.filter-btn:hover{transform:translateY(-2px);box-shadow:0 8px 15px rgba(0,0,0,0.1);color:var(--primary)}.filter-btn.active{background:var(--primary) !important;color:white !important;border-color:transparent}#cards-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem;max-width:1400px;margin:0 auto;padding:0 2rem}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem;max-width:1400px;margin:0 auto;padding:0 2rem}.card,.skill-card{background:var(--card-bg);border-radius:20px;padding:1.5rem;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05);transition:all 0.3s ease;cursor:pointer;border:1px solid #f1f5f9;display:flex;flex-direction:column;position:relative;overflow:hidden}.card:hover,.skill-card:hover{transform:translateY(-8px);box-shadow:0 20px 25px -5px rgba(0,0,0,0.1)}.card-locked{opacity:0.7}.card-locked:hover{transform:translateY(-4px);opacity:0.85}.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:0.75rem}.lock-icon{font-size:1.2rem}.card-title{font-size:1.25rem;margin-bottom:0.5rem;color:var(--text-main);font-weight:700}.card-short{color:var(--text-muted);font-size:0.95rem;margin-bottom:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}.card::before,.skill-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:6px;background:#cbd5e1}.card:has(.badge[style*="10b981"])::before,.skill-card:has(.badge[style*="10b981"])::before{background:var(--afb1)}.card:has(.badge[style*="8b5cf6"])::before,.skill-card:has(.badge[style*="8b5cf6"])::before{background:var(--afb2)}.card:has(.badge[style*="ef4444"])::before,.skill-card:has(.badge[style*="ef4444"])::before{background:var(--afb3)}.card:has(.badge[style*="f97316"])::before,.skill-card:has(.badge[style*="f97316"])::before{background:var(--abitur)}.card:has(.badge[style*="06b6d4"])::before,.skill-card:has(.badge[style*="06b6d4"])::before{background:var(--tools)}.card:has(.badge[style*="ec4899"])::before,.skill-card:has(.badge[style*="ec4899"])::before{background:#ec4899}.badge{align-self:flex-start;padding:5px 10px;border-radius:8px;font-size:0.7rem;font-weight:800;text-transform:uppercase;color:white}mark{background:#fef08a;color:#854d0e;padding:2px 4px;border-radius:3px;font-weight:600}#card-search:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,0.1)}.empty-state{text-align:center !important;grid-column:1 / -1;padding:2rem 2rem;color:var(--text-muted);font-size:1.1rem;max-width:100% !important;margin:0 auto !important;width:100% !important}.empty-state p{margin:0}.modal{position:fixed;inset:0;z-index:9999;display:none;align-items:center;justify-content:center;padding:20px}.modal.modal-open{display:flex}.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,0.85);backdrop-filter:blur(5px);z-index:9998}.modal-content{position:relative;z-index:9999;background:white;width:95%;max-width:1400px;max-height:90vh;display:flex;flex-direction:column;border-radius:20px;overflow-y:auto;box-shadow:0 25px 50px -12px rgba(0,0,0,0.25)}.modal-close:hover{background:#ec4899;color:white;transform:rotate(90deg)}.modal-body{padding:3rem;font-size:1.1rem;color:#334155;line-height:1.7}.modal-content h3{color:var(--accent);margin:2.5rem 0 1rem;font-size:1.6rem;border-left:5px solid var(--accent);padding-left:1rem}.modal-content h3:first-child{margin-top:0}.modal-content h4{color:var(--primary);margin:1.5rem 0 0.5rem;font-size:1.2rem;font-weight:700}.modal-content ul,.modal-content ol{padding-left:1.5rem;margin-bottom:1.5rem}.modal-content li{margin-bottom:0.5rem}.highlight-box{background:#eff6ff;border:1px solid #bfdbfe;padding:1.5rem;border-radius:12px;margin:2rem 0;color:#1e3a8a}.table-wrap{overflow-x:auto;margin:2rem 0;border:1px solid #e2e8f0;border-radius:8px}table{width:100%;border-collapse:collapse;min-width:1000px;font-size:0.95rem;background:white}th,td{padding:14px 18px;text-align:left;border-bottom:1px solid #e2e8f0;vertical-align:top}th{background:#f8fafc;color:var(--primary);font-weight:700;position:sticky;top:0}tr:hover td{background:#f1f5f9}.grading-table th{background:var(--primary);color:white;text-align:center;border:1px solid rgba(255,255,255,0.2)}.grading-table td{border:1px solid #cbd5e1}.unlock-button{position:absolute;top:20px;right:20px;background:rgba(255,255,255,0.95);color:#1e3a8a;border:2px solid rgba(255,255,255,0.3);padding:10px 20px;border-radius:30px;font-weight:700;font-size:0.9rem;cursor:pointer;transition:all 0.3s ease;backdrop-filter:blur(10px);box-shadow:0 4px 15px rgba(0,0,0,0.1);z-index:10}.unlock-button:hover{background:white;transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.15)}.locked-card{position:relative;opacity:0.8;background:linear-gradient(135deg,rgba(255,255,255,0.99) 0%,rgba(248,250,252,0.99) 100%);cursor:pointer;border:2px dashed #cbd5e1}.locked-card:hover{opacity:1;border-color:#3b82f6;transform:translateY(-6px);box-shadow:0 15px 30px rgba(59,130,246,0.15)}.locked-card h3{color:var(--text-main)}.locked-card p{color:var(--text-muted)}.lock-icon{position:absolute;top:20px;right:20px;font-size:2rem;opacity:0.6;transition:all 0.3s ease;filter:drop-shadow(0 2px 4px rgba(0,0,0,0.1))}.locked-card:hover .lock-icon{opacity:1;transform:scale(1.1)}.paywall-modal{position:fixed;inset:0;background:rgba(15,23,42,0.9);backdrop-filter:blur(10px);z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn 0.3s ease-out}.close-modal{position:absolute;top:2rem;right:2rem;background:#f1f5f9;border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:1.5rem;display:flex;align-items:center;justify-content:center;transition:all 0.2s;color:#64748b}.close-modal:hover{background:#ec4899;color:white;transform:rotate(90deg)}@keyframes fadeIn{from{opacity:0}to{opacity:1}}.paywall-content{background:white;width:100%;max-width:600px;border-radius:24px;padding:40px;position:relative;box-shadow:0 25px 50px -12px rgba(0,0,0,0.4);animation:slideUp 0.4s ease-out;max-height:90vh;overflow-y:auto}@keyframes slideUp{from{transform:translateY(50px);opacity:0}to{transform:translateY(0);opacity:1}}.paywall-header{text-align:center;margin-bottom:30px}.paywall-header h2{color:#1e293b;font-size:2rem;font-weight:800;margin-bottom:10px}.paywall-header p{color:#64748b;font-size:1.05rem;line-height:1.6}.paywall-features{background:#f8fafc;border-radius:12px;padding:24px;margin:24px 0}.paywall-features .feature{padding:12px 0;color:#334155;font-size:1rem;font-weight:500;border-bottom:1px solid #e2e8f0}.paywall-features .feature:last-child{border-bottom:none}.paywall-price{text-align:center;margin:30px 0 20px 0}.price-display{display:flex;flex-direction:column;align-items:center;gap:8px}.price-amount{font-size:3rem;font-weight:900;color:#10b981;letter-spacing:-2px;line-height:1}.price-note{color:#6b7280;font-size:0.875rem;font-weight:500}.paywall-info{margin:20px 0}.paywall-footer{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid #e2e8f0}.paywall-footer a{text-decoration:none;transition:color 0.2s}.paywall-footer a:hover{color:#3b82f6 !important}#paywall-email-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,0.1)}#stripe-pay-btn:disabled{opacity:0.5;cursor:not-allowed;transform:none !important}#stripe-pay-btn:disabled:hover{transform:none !important;box-shadow:0 4px 14px rgba(99,91,255,0.3) !important}#paypal-button-container{min-height:45px}@media (max-width:768px){.paywall-content{padding:30px 20px;max-height:95vh}.paywall-header h2{font-size:1.5rem}.price-amount{font-size:2rem}.unlock-button{top:15px;right:15px;padding:8px 16px;font-size:0.85rem}}.code-input-group{display:flex;gap:0.5rem;margin-bottom:1rem;flex-wrap:wrap}.code-input{flex:1;min-width:200px;padding:0.75rem 1rem;font-size:1rem;font-family:monospace;letter-spacing:1px;text-transform:uppercase;border:2px solid #e2e8f0;border-radius:8px;outline:none;transition:border-color 0.2s}.code-verify-btn{padding:0.75rem 1.5rem;white-space:nowrap;background:#10b981;color:white;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:background 0.2s}@media (max-width:640px){.code-input-group{flex-direction:column}.code-input{width:100%}.code-verify-btn{width:100%}}@media (max-width:768px){header h1{font-size:2.2rem}.modal-content{padding:1.5rem}.modal-header{padding:1.5rem}.grid{grid-template-columns:1fr;padding:0 1rem}#cards-container{grid-template-columns:1fr;padding:0 1rem;gap:1.5rem}.card,.skill-card{padding:1.5rem}.card-title{font-size:1.25rem}.card-short{font-size:0.9rem}.badge{font-size:0.65rem;padding:4px 8px}.modal-content{width:100%;max-height:95vh;border-radius:12px}.modal-header{padding:1.25rem 1rem}.modal-body{padding:1.5rem 1rem;font-size:0.95rem;line-height:1.6}.modal-content h3{font-size:1.25rem !important;margin:1.5rem 0 0.75rem !important;padding-left:0.75rem !important;border-left-width:3px !important}.modal-content h4{font-size:1.05rem !important;margin:1rem 0 0.5rem !important}.modal-content ul,.modal-content ol{padding-left:1.25rem !important;margin-bottom:1rem !important}.modal-content li{margin-bottom:0.4rem !important;font-size:0.9rem}.modal-content p{margin-bottom:1rem}.highlight-box{padding:1rem !important;margin:1.25rem 0 !important;font-size:0.9rem}.table-wrap{margin:1.25rem 0 !important;border-radius:6px}table{font-size:0.8rem !important;min-width:600px}th,td{padding:10px 12px !important}th{font-size:0.75rem;position:static}.grading-table th,.grading-table td{padding:8px 10px !important;font-size:0.75rem}.afb-explainer{gap:10px}.afb-card{min-width:160px;padding:15px}.afb-card strong{font-size:0.95rem}.afb-desc{font-size:0.8rem}#card-search{width:100% !important;min-width:unset !important;font-size:0.9rem !important;padding:0.65rem 0.85rem !important}.controls{padding:0 15px 30px;gap:8px}.filter-btn{padding:8px 16px;font-size:0.8rem}.divider-text{font-size:0.75rem;margin:3px 0}.info-badge{font-size:0.95rem !important;padding:6px 12px !important;max-width:90% !important}.info-badge-wide{font-size:0.95rem !important;padding:10px 18px !important;max-width:95% !important}}.landing-page{margin:0;padding:0}.hero{text-align:center;padding:4rem 2rem;background:linear-gradient(135deg,#1e3a8a 0%,#3b82f6 100%);color:white;margin-bottom:2rem;clip-path:polygon(0 0,100% 0,100% 90%,0 100%)}.hero h1{font-size:2.8rem;font-weight:800;margin-bottom:0.5rem}.hero-subtitle{font-size:1.3rem;opacity:0.95;margin-bottom:1rem}.hero-description{font-size:1rem;opacity:0.85;max-width:600px;margin:0 auto}.hero-content{display:flex;justify-content:center;margin-top:2rem}.hero-info-box{max-width:600px;width:100%;text-align:left;padding:1.5rem !important}.info-text{line-height:1.8;margin-bottom:1rem;text-align:center}.teacher-credit{line-height:1.8;opacity:0.95;margin-bottom:1.5rem;text-align:center}.hero-portrait-bottom{display:flex;flex-direction:column;align-items:center;gap:0.75rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,0.2)}.hero-portrait-bottom img{width:104px;height:104px;border-radius:50%;object-fit:cover;object-position:center 35%;border:3px solid rgba(255,255,255,0.4);box-shadow:0 4px 12px rgba(0,0,0,0.15);transition:transform 0.3s ease}.hero-portrait-bottom img:hover{transform:scale(1.05)}.portrait-name{font-size:0.9rem;font-weight:400;opacity:0.9;text-align:center}@media (max-width:768px){.info-box-content{flex-direction:column-reverse;align-items:center;text-align:center}.info-text{text-align:center}.hero-portrait-inline img{width:100px;height:100px}.hero h1{font-size:2.2rem}.teacher-credit{text-align:center}.hero-info-box{padding:1.5rem !important;flex-direction:column !important;gap:1rem !important;text-align:center !important}.hero-info-box > div{text-align:center !important}.mobile-cards-container{width:100%;display:grid;grid-template-columns:1fr;gap:1.5rem;padding:1.5rem 0;margin:0;animation:slideDown 0.3s ease-out}@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.mobile-cards-container .skill-card{margin:0;width:100%}}.state-selector,.subject-selector{margin:2rem auto;max-width:1200px;padding:0 2rem}.state-selector h2,.subject-selector h2{font-size:1.5rem;margin-bottom:1.5rem;color:var(--text-main);text-align:center}.state-controls{display:flex;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap;align-items:center}.state-search{flex:1;min-width:250px;padding:0.75rem 1rem;border:2px solid #e2e8f0;border-radius:10px;font-size:1rem;transition:all 0.2s}.state-search:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,0.1)}.availability-filters{display:flex;gap:0.5rem;flex-wrap:wrap}.filter-btn{padding:0.6rem 1rem;border:2px solid #e2e8f0;background:white;border-radius:8px;cursor:pointer;font-size:0.85rem;font-weight:600;transition:all 0.2s;color:var(--text-secondary)}.filter-btn:hover{border-color:var(--accent);color:var(--accent)}.filter-btn.active{background:var(--accent);color:white;border-color:var(--accent)}.state-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;max-width:1200px;margin:0 auto;justify-content:center}@media (max-width:640px){.state-grid{grid-template-columns:repeat(auto-fill,minmax(175px,1fr));max-width:100%}}@media (min-width:641px) and (max-width:1024px){.state-grid{max-width:800px}}.state-card{background:white;border:2px solid #e2e8f0;border-radius:16px;padding:0;cursor:pointer;transition:all 0.3s ease;overflow:hidden;display:flex;flex-direction:column}.state-card:hover:not(.disabled){border-color:var(--accent);transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,0.15)}.state-card.selected{border-color:var(--accent);background:#eff6ff;box-shadow:0 0 0 3px rgba(37,99,235,0.2)}.state-card.disabled{opacity:0.6;cursor:not-allowed}.state-flag{width:100%;height:95px;overflow:hidden;background:#f8fafc;display:flex;align-items:center;justify-content:center;border-bottom:2px solid #e2e8f0}.state-flag img{width:100%;height:100%;object-fit:cover;object-position:center}.state-info{padding:0.85rem;text-align:left}.state-card h3{font-size:1rem;color:var(--text-main);margin-bottom:0.4rem;font-weight:700;line-height:1.3;word-wrap:break-word}.state-population{font-size:0.9rem;color:#64748b;margin-bottom:0.75rem;display:block;line-height:1.4}.state-badge{display:inline-block;padding:0.25rem 0.5rem;border-radius:4px;font-size:0.65rem;font-weight:600;text-transform:uppercase;letter-spacing:0.3px;margin-left:0.5rem;margin-top:0.25rem;vertical-align:middle;white-space:nowrap}.state-badge.available{background:#d1fae5;color:#065f46}.state-badge.coming-soon{background:#fef3c7;color:#92400e}.state-badge.future{background:#e0e7ff;color:#3730a3}.subject-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.subject-card{background:white;border:2px solid #e2e8f0;border-radius:12px;padding:1.5rem;text-align:center;text-decoration:none;color:inherit;transition:all 0.2s ease}.subject-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,0.12)}.subject-icon{font-size:3rem;display:block;margin-bottom:0.75rem;font-family:'Segoe UI Emoji','Segoe UI Symbol','Noto Color Emoji','Apple Color Emoji','EmojiOne Color',sans-serif}.subject-card h3{font-size:1.3rem;margin-bottom:0.5rem}.subject-info{color:var(--text-muted);font-size:0.9rem;margin-bottom:0.5rem}.subject-price{font-size:1.5rem;font-weight:700;color:var(--accent);margin-bottom:1rem}.subject-cta{color:var(--accent);font-weight:600}.preview-section{margin:2rem auto 1rem;padding:0 2rem;max-width:1200px}.preview-section h2{text-align:center;margin-bottom:2rem}.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;max-width:900px;margin:0 auto}@media (max-width:1024px){.preview-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.preview-grid{grid-template-columns:1fr}.subject-card{padding:1rem}.subject-icon{font-size:2rem;margin-bottom:0.5rem}.subject-card h3{font-size:1.1rem;margin-bottom:0.25rem}.subject-info{font-size:0.85rem;margin-bottom:0.25rem}.subject-price{font-size:1.2rem;margin-bottom:0.5rem}}.preview-card{background:white;border-radius:12px;padding:1.5rem;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,0.06)}.preview-icon{font-size:2.5rem;display:block;margin-bottom:1rem}.preview-card h3{font-size:1.1rem;margin-bottom:0.5rem}.preview-card p{color:var(--text-muted);font-size:0.9rem}.back-button{background:linear-gradient(135deg,#3b82f6 0%,#2563eb 100%);color:white;border:none;padding:12px 24px;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;margin:0 auto 1.5rem auto;transition:all 0.2s ease;box-shadow:0 2px 8px rgba(37,99,235,0.3);display:block}.back-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(37,99,235,0.4);background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%)}.back-button:active{transform:translateY(0)}.products-overview{margin:4rem 0}.products-overview h2{text-align:center;margin-bottom:2rem}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.product-card{background:white;border:1px solid #e2e8f0;border-radius:12px;padding:1.5rem;text-decoration:none;color:inherit;transition:all 0.2s ease}.product-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,0.12)}.product-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:0.5rem}.product-icon{font-size:1.5rem}.product-state{font-size:0.85rem;color:var(--text-muted);background:#f1f5f9;padding:2px 10px;border-radius:12px}.product-card h3{font-size:1.2rem;margin-bottom:0.5rem}.product-categories{color:var(--text-muted);font-size:0.9rem;margin-bottom:0.5rem}.product-price{font-size:1.3rem;font-weight:700;color:var(--afb1);margin-bottom:0.5rem}.product-cta{color:var(--accent);font-weight:600;font-size:0.9rem}.error-page{max-width:600px;margin:4rem auto;padding:0 1rem;text-align:center}.error-content h1{font-size:6rem;color:var(--text-muted);margin-bottom:0}.error-content h2{font-size:1.5rem;margin-bottom:1rem}.error-content p{color:var(--text-muted);margin-bottom:2rem}.error-suggestions{margin-top:3rem;text-align:left}.error-suggestions h3{margin-bottom:1rem}.suggestions-grid{display:flex;flex-direction:column;gap:0.5rem}.suggestion-card{display:flex;align-items:center;gap:0.75rem;padding:0.75rem 1rem;background:white;border-radius:8px;text-decoration:none;color:inherit;transition:background 0.2s}.suggestion-card:hover{background:#f1f5f9}.toast-container{position:fixed;top:20px;right:20px;z-index:10000;display:flex;flex-direction:column;gap:10px}.toast{display:flex;align-items:center;gap:12px;padding:14px 20px;background:white;border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,0.15);transform:translateX(120%);transition:transform 0.3s ease;max-width:350px}.toast-visible{transform:translateX(0)}.toast-error{border-left:4px solid #ef4444}.toast-success{border-left:4px solid #10b981}.toast-info{border-left:4px solid #3b82f6}.toast-icon{font-size:1.2rem}.toast-message{flex:1;font-size:0.9rem}.toast-close{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--text-muted);padding:0 4px}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;color:var(--text-muted)}.loading-spinner{width:40px;height:40px;border:3px solid #e2e8f0;border-top-color:var(--accent);border-radius:50%;animation:spin 0.8s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.loading-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,0.9);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999}.loading-message{color:var(--text-muted);margin-top:1rem}.btn-primary{display:inline-block;background:var(--accent);color:white;padding:12px 24px;border-radius:8px;text-decoration:none;font-weight:600;transition:background 0.2s}.btn-primary:hover{background:#1d4ed8}.btn-link{background:none;border:none;color:var(--accent);cursor:pointer;font-weight:600;padding:0}.btn-link:hover{text-decoration:underline}.back-link{display:inline-block;color:rgba(255,255,255,0.95);text-decoration:none;font-size:1.1rem;font-weight:600;margin-bottom:1.5rem;padding:0.75rem 1.25rem;background:rgba(255,255,255,0.1);border-radius:8px;transition:all 0.2s ease}.back-link:hover{color:white;background:rgba(255,255,255,0.15);transform:translateX(-4px)}.test-badge{display:inline-block;background:#fef3c7;color:#92400e;font-size:0.75rem;padding:4px 10px;border-radius:4px;font-weight:600;margin-left:10px}.empty-state{text-align:center !important;grid-column:1 / -1;padding:4rem 2rem;color:var(--text-muted);font-size:1.1rem;max-width:100% !important;margin:0 auto !important;width:100% !important}.empty-state p{margin:0}.no-subjects{text-align:center;padding:2rem;color:var(--text-muted)}.payment-buttons{margin:1.5rem 0}.pay-btn{display:flex;align-items:center;gap:12px;width:100%;padding:14px 20px;border:2px solid #e2e8f0;border-radius:8px;background:white;cursor:pointer;transition:all 0.2s;text-align:left}.pay-btn:hover:not(:disabled){border-color:var(--accent);background:#f8fafc}.pay-btn:disabled{opacity:0.5;cursor:not-allowed}.pay-btn-stripe{border-color:#635bff;background:linear-gradient(135deg,#635bff 0%,#8b5cf6 100%);color:white}.pay-btn-stripe:hover:not(:disabled){background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 100%);border-color:#4f46e5}.pay-icon{font-size:1.5rem}.pay-text{display:flex;flex-direction:column}.pay-title{font-weight:600;font-size:0.95rem}.pay-subtitle{font-size:0.8rem;opacity:0.8}.pay-divider{text-align:center;color:var(--text-muted);margin:1rem 0;font-size:0.9rem}#paypal-button-container{min-height:45px}
/* Mobile UI Fixes (Feb 4, 2026) */
@media (max-width:768px){
.afb-card.active{position:sticky;top:80px;z-index:10;background:white;box-shadow:0 4px 12px rgba(0,0,0,0.1);}
.modal-header{box-shadow:0 2px 8px rgba(0,0,0,0.05);}
.modal-body{position:relative;z-index:1;}
.table-wrap{mask-image:linear-gradient(to right,black calc(100% - 40px),transparent 100%);-webkit-mask-image:linear-gradient(to right,black calc(100% - 40px),transparent 100%);}
.table-wrap::-webkit-scrollbar{height:8px;}
.table-wrap::-webkit-scrollbar-track{background:#f1f5f9;border-radius:4px;}
.table-wrap::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px;}
.table-wrap::-webkit-scrollbar-thumb:hover{background:#94a3b8;}
}
.modal-header .badge{display:block;width:fit-content;margin-bottom:0.5rem;}
.card:has(.badge[style*="059669"])::before,.skill-card:has(.badge[style*="059669"])::before{background:#059669}
.card:has(.badge[style*="14b8a6"])::before,.skill-card:has(.badge[style*="14b8a6"])::before{background:#14b8a6}
.card:has(.badge[style*="b91c1c"])::before,.skill-card:has(.badge[style*="b91c1c"])::before{background:#b91c1c}
.card:has(.badge[style*="dc2626"])::before,.skill-card:has(.badge[style*="dc2626"])::before{background:#dc2626}
.card:has(.badge[style*="3b82f6"])::before,.skill-card:has(.badge[style*="3b82f6"])::before{background:#3b82f6}
/* Modal header restructure */
.modal-header{padding:2rem 3rem;background:#fff;border-bottom:1px solid #f1f5f9;position:sticky;top:0;z-index:20;}
.modal-header-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:0.75rem;}
.modal-header .badge{margin:0;}
.modal-close{position:static;float:none;margin:0;background:#f1f5f9;border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:1.5rem;display:flex;align-items:center;justify-content:center;transition:0.2s;flex-shrink:0;}
.modal-header h2{font-size:2rem;color:var(--primary);margin:0;line-height:1.3;}

/* Mobile */
@media (max-width:768px){
  .modal-header{padding:1.25rem 1rem;}
  .modal-header-top{margin-bottom:0.5rem;}
  .modal-close{width:36px;height:36px;font-size:1.3rem;}
  .modal-header h2{font-size:1.3rem;}
}

/* Card border colors for all categories - matching badge colors */
.card:has(.badge[style*="background-color: #10b981"])::before,.skill-card:has(.badge[style*="background-color: #10b981"])::before{background:#10b981}
.card:has(.badge[style*="background-color: #8b5cf6"])::before,.skill-card:has(.badge[style*="background-color: #8b5cf6"])::before{background:#8b5cf6}
.card:has(.badge[style*="background-color: #ef4444"])::before,.skill-card:has(.badge[style*="background-color: #ef4444"])::before{background:#ef4444}
.card:has(.badge[style*="background-color: #dc2626"])::before,.skill-card:has(.badge[style*="background-color: #dc2626"])::before{background:#dc2626}
.card:has(.badge[style*="background-color: #f97316"])::before,.skill-card:has(.badge[style*="background-color: #f97316"])::before{background:#f97316}
.card:has(.badge[style*="background-color: #3b82f6"])::before,.skill-card:has(.badge[style*="background-color: #3b82f6"])::before{background:#3b82f6}
.card:has(.badge[style*="background-color: #059669"])::before,.skill-card:has(.badge[style*="background-color: #059669"])::before{background:#059669}
.card:has(.badge[style*="background-color: #14b8a6"])::before,.skill-card:has(.badge[style*="background-color: #14b8a6"])::before{background:#14b8a6}
.card:has(.badge[style*="background-color: #b91c1c"])::before,.skill-card:has(.badge[style*="background-color: #b91c1c"])::before{background:#b91c1c}
.card:has(.badge[style*="background-color: #06b6d4"])::before,.skill-card:has(.badge[style*="background-color: #06b6d4"])::before{background:#06b6d4}