/* SlayerX Landing Page Styles */
:root{--bg:#F8FAFC;--card:#ffffff;--accent:#7C3AED;--muted:#6B7280;--slayer-blue:#0EA5E9}
*{box-sizing:border-box}
body{font-family:Inter,system-ui,Arial,sans-serif;margin:0;background:linear-gradient(180deg,#eef2ff,#f8fafc);color:#0F172A;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:24px 22px}

/* Header */
.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0}
.brand h1{margin:0;font-size:30px;letter-spacing:-0.03em}
.brand-mark{color:var(--slayer-blue)}
.brand .tag{margin:6px 0 0;color:#64748B;font-size:13px}
.nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav a{color:#475569;text-decoration:none;font-size:14px;font-weight:600;transition:color .2s}
.nav a:hover{color:#1E40AF}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;text-decoration:none;font-weight:700;transition:transform .2s ease,box-shadow .2s ease;cursor:pointer}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:#6366F1;color:white;box-shadow:0 16px 40px rgba(99,102,241,0.18)}
.btn.ghost{background:rgba(99,102,241,0.08);color:#334155;border:1px solid rgba(99,102,241,0.12)}

/* Hero */
.hero{margin:0;background:linear-gradient(150deg,#7C3AED 0%,#4F46E5 45%,#0F172A 100%);border-radius:32px;color:white;position:relative;overflow:hidden;box-shadow:0 32px 80px rgba(15,23,42,0.14)}
.hero::before{content:'';position:absolute;top:-40px;right:-40px;width:260px;height:260px;background:rgba(255,255,255,0.12);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-80px;left:-60px;width:240px;height:240px;background:rgba(59,130,246,0.16);border-radius:50%}
.hero-content{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;padding:48px 44px}
.hero-copy{max-width:560px}
.eyebrow{display:inline-block;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,0.16);text-transform:uppercase;font-size:11px;letter-spacing:.14em;color:#E0E7FF;margin-bottom:18px}
.hero h2{font-size:3rem;line-height:1.1;max-width:760px;margin:0}
.hero .brand-mark{color:#38BDF8}
.lead{font-size:1rem;line-height:1.9;color:rgba(241,245,255,0.92);margin:20px 0 0}
.cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px}

/* Hero Stats */
.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hero-stat-card{background:rgba(255,255,255,0.1);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.14);border-radius:20px;padding:20px 16px;text-align:center;transition:transform .2s,background .2s}
.hero-stat-card:hover{background:rgba(255,255,255,0.16);transform:translateY(-2px)}
.hero-stat-value{font-size:2.6rem;font-weight:900;color:white;line-height:1}
.hero-stat-label{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:rgba(255,255,255,0.8);margin-top:8px}
.hero-feature-row{grid-column:1/-1;display:flex;flex-direction:column;gap:8px;padding:14px 16px;background:rgba(255,255,255,0.08);border-radius:16px;border:1px solid rgba(255,255,255,0.1)}
.hero-feature-item{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,0.9)}
.hero-feature-icon{font-size:18px}

/* Stats Banner */
.stats-banner{background:white;border-radius:24px;padding:32px 24px;margin:40px 0;border:1px solid rgba(148,163,184,0.16);box-shadow:0 18px 40px rgba(15,23,42,0.06)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-item{padding:16px}
.stat-number{font-size:2.8rem;font-weight:900;color:#1E40AF;line-height:1}
.stat-label{font-size:13px;font-weight:700;color:#475569;text-transform:uppercase;letter-spacing:.08em;margin-top:8px}
.stat-desc{font-size:13px;color:#94A3B8;margin-top:6px;line-height:1.5}

/* Section Header */
.section-header{display:grid;gap:14px;margin-bottom:28px}
.section-header h3{margin:0;font-size:2rem;color:#0F172A;line-height:1.3}
.section-copy{max-width:640px;color:#475569;line-height:1.8;font-size:15px}
.section-header .eyebrow{background:rgba(99,102,241,0.1);color:#4F46E5;display:inline-block;width:auto}

/* Categories */
.categories{padding:20px 0 40px}
.tabs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.tab-card{position:relative;overflow:hidden;padding:28px 24px 24px;border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,0.96),rgba(255,255,255,0.9));box-shadow:0 24px 60px rgba(15,23,42,0.1);border:1px solid rgba(148,163,184,0.16);transition:transform .35s ease,box-shadow .35s ease,background .35s ease}
.tab-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:8px;background:linear-gradient(90deg,rgba(14,165,233,1),rgba(102,126,234,1));transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.tab-card:hover{transform:translateY(-6px);box-shadow:0 30px 72px rgba(15,23,42,0.18)}
.tab-card:hover::before{transform:scaleX(1)}
.tab-pill{display:inline-flex;padding:8px 14px;border-radius:999px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.16em;margin-bottom:16px;background:rgba(15,23,42,0.05);color:#334155}
.tab-count{display:flex;justify-content:center;align-items:center;font-size:2.6rem;font-weight:800;color:#0F172A;margin:0 auto 18px;width:100%}
.tab-card h4{margin:0 0 10px;font-size:1.2rem;color:#0F172A;text-align:center}
.tab-card p{margin:0;color:#475569;line-height:1.8;text-align:center;font-size:14px}

/* Tab card color variants */
.tab-blue::before{background:linear-gradient(90deg,#3B82F6,#0EA5E9)}
.tab-purple::before{background:linear-gradient(90deg,#8B5CF6,#A855F7)}
.tab-teal::before{background:linear-gradient(90deg,#14B8A6,#0F766E)}
.tab-rose::before{background:linear-gradient(90deg,#F43F5E,#FB7185)}
.tab-orange::before{background:linear-gradient(90deg,#F97316,#FB923C)}
.tab-green::before{background:linear-gradient(90deg,#22C55E,#16A34A)}
.tab-cyan::before{background:linear-gradient(90deg,#06B6D4,#0891B2)}
.tab-blue .tab-pill{background:rgba(59,130,246,0.12);color:#1D4ED8}
.tab-purple .tab-pill{background:rgba(139,92,246,0.12);color:#7C3AED}
.tab-teal .tab-pill{background:rgba(20,184,166,0.12);color:#0F766E}
.tab-rose .tab-pill{background:rgba(244,63,94,0.12);color:#BE123C}
.tab-orange .tab-pill{background:rgba(249,115,22,0.12);color:#C2410C}
.tab-green .tab-pill{background:rgba(34,197,94,0.12);color:#15803D}
.tab-cyan .tab-pill{background:rgba(6,182,212,0.12);color:#0891B2}

.total-questions-row{text-align:center;margin-top:32px}
.total-questions-badge{display:inline-block;padding:14px 28px;background:linear-gradient(135deg,#EEF2FF,#E0E7FF);border-radius:999px;font-weight:700;font-size:15px;color:#1E40AF;border:1px solid rgba(59,130,246,0.2)}

/* Features */
.features{padding:40px 0}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.feature-card{background:white;padding:28px;border-radius:24px;box-shadow:0 18px 40px rgba(15,23,42,0.06);border:1px solid rgba(148,163,184,0.14);transition:transform .3s,box-shadow .3s}
.feature-card:hover{transform:translateY(-3px);box-shadow:0 24px 56px rgba(15,23,42,0.1)}
.feature-card-wide{grid-column:span 2}
.feature-card-content{display:flex;flex-direction:column;gap:12px}
.feature-icon-wrap{width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}
.feature-icon{font-size:24px}
.feature-card h4{margin:0;font-size:1.2rem;color:#0F172A}
.feature-card p{margin:0;color:#475569;line-height:1.8;font-size:14px}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.feature-tag{padding:4px 12px;border-radius:999px;font-size:11px;font-weight:600;background:#F1F5F9;color:#475569;border:1px solid #E2E8F0}

/* PYP Section */
.pyp-section{padding:40px 0}
.exam-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.exam-card{background:white;padding:20px;border-radius:20px;border:1px solid rgba(148,163,184,0.14);box-shadow:0 12px 32px rgba(15,23,42,0.05);text-align:center;transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden}
.exam-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;background:linear-gradient(180deg,#6366F1,#8B5CF6)}
.exam-card:hover{transform:translateY(-3px);box-shadow:0 18px 48px rgba(15,23,42,0.1)}
.exam-name{font-size:18px;font-weight:800;color:#0F172A;margin-bottom:6px}
.exam-count{font-size:32px;font-weight:900;color:#1E40AF;margin-bottom:4px}
.exam-years{font-size:13px;color:#94A3B8}
.pyp-footer{text-align:center;margin-top:24px;padding:16px;background:rgba(99,102,241,0.05);border-radius:16px;border:1px solid rgba(99,102,241,0.1)}
.pyp-footer p{margin:0;color:#475569;font-size:14px;line-height:1.6}

/* Steps */
.how-section{padding:40px 0}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step-card{background:white;padding:28px;border-radius:24px;border:1px solid rgba(148,163,184,0.14);box-shadow:0 12px 32px rgba(15,23,42,0.05);text-align:center;transition:transform .3s}
.step-card:hover{transform:translateY(-3px)}
.step-number{width:48px;height:48px;border-radius:24px;background:linear-gradient(135deg,#6366F1,#8B5CF6);color:white;font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.step-card h4{margin:0 0 10px;font-size:1.15rem;color:#0F172A}
.step-card p{margin:0;color:#475569;line-height:1.8;font-size:14px}

/* FAQ */
.faq-section{padding:40px 0}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.faq-item{background:white;padding:20px 22px;border-radius:20px;border:1px solid rgba(148,163,184,0.14);box-shadow:0 8px 24px rgba(15,23,42,0.04)}
.faq-q{font-weight:700;color:#0F172A;margin:0 0 8px;font-size:15px}
.faq-a{margin:0;color:#475569;line-height:1.8;font-size:14px}

/* Footer */
footer{margin:42px 0 24px;color:#64748B;font-size:13px;text-align:center}
footer a{color:#475569;text-decoration:none}
footer a:hover{color:#1E40AF}

/* User Menu */
.user-menu{position:relative;display:inline-flex;align-items:center;gap:8px;cursor:pointer;padding:6px 10px;border-radius:10px;background:rgba(99,102,241,0.08);border:1px solid rgba(99,102,241,0.12);transition:background .2s}
.user-menu:hover{background:rgba(99,102,241,0.14)}
.user-avatar{width:32px;height:32px;border-radius:16px;background:linear-gradient(135deg,#6366F1,#8B5CF6);color:white;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.user-dropdown{display:none;position:absolute;top:100%;right:0;margin-top:6px;background:white;border-radius:16px;border:1px solid #E2E8F0;box-shadow:0 20px 48px rgba(15,23,42,0.12);padding:16px;min-width:220px;z-index:100}
.user-menu:hover .user-dropdown{display:block}
.user-dropdown .user-name{font-weight:700;color:#0F172A;margin:0 0 2px;font-size:14px}
.user-dropdown .user-email{color:#94A3B8;font-size:12px;margin:0 0 8px}
.user-dropdown hr{border:none;border-top:1px solid #F1F5F9;margin:8px 0}
.user-dropdown a{display:block;padding:8px 0;color:#475569;text-decoration:none;font-size:14px;font-weight:600;transition:color .2s}
.user-dropdown a:hover{color:#6366F1}

/* Slayer Plus Section */
.plus-section{padding:40px 0}
.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.plan-card{background:linear-gradient(135deg,#1E293B,#0F172A);border:2px solid rgba(255,255,255,0.08);border-radius:20px;padding:24px;color:white;cursor:pointer;transition:all .25s;position:relative;text-align:center}
.plan-card:hover{border-color:rgba(251,191,36,0.3);transform:translateY(-3px)}
.plan-card.selected{border-color:#FBBF24;box-shadow:0 0 0 3px rgba(251,191,36,0.2),0 12px 32px rgba(251,191,36,0.1)}
.plan-tag{display:inline-block;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;padding:4px 10px;border-radius:999px;background:linear-gradient(135deg,#FBBF24,#D97706);color:#1E293B;margin-bottom:12px}
.plan-price{font-size:2.8rem;font-weight:900;color:white;line-height:1;margin-bottom:4px}
.plan-price .currency{font-size:1.4rem;color:#FBBF24;vertical-align:super}
.plan-label{font-size:16px;font-weight:700;color:#E2E8F0;margin-bottom:4px}
.plan-sub{font-size:12px;color:#94A3B8}
.plan-card{padding-bottom:20px}
.plus-card{background:linear-gradient(135deg,#1E293B,#0F172A);border-radius:32px;padding:32px 40px;color:white;display:block;box-shadow:0 24px 64px rgba(15,23,42,0.2)}
.plus-perks{display:flex;flex-direction:column;gap:10px}
.plus-perk{font-size:15px;color:#CBD5E1;display:flex;align-items:center;gap:8px}
.plus-btn{margin-top:16px;padding:16px 24px;font-size:16px;border:none;cursor:pointer;width:100%}
.plus-note{color:#94A3B8;font-size:13px;margin-top:8px;text-align:center}

/* Modal */
.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(15,23,42,0.6);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}
.modal-box{background:white;border-radius:28px;padding:32px;max-width:480px;width:100%;position:relative;max-height:90vh;overflow-y:auto;box-shadow:0 32px 80px rgba(15,23,42,0.2)}
.modal-auth{max-width:420px}
.modal-dashboard{max-width:520px}
.modal-close{position:absolute;top:16px;right:20px;background:none;border:none;font-size:28px;color:#94A3B8;cursor:pointer;padding:4px;line-height:1}
.modal-close:hover{color:#0F172A}
.modal-box h3{font-size:1.5rem;color:#0F172A;margin:0 0 4px}

/* Forms */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:700;color:#475569;margin-bottom:6px;text-transform:uppercase;letter-spacing:.06em}
.form-input{width:100%;padding:12px 16px;border:2px solid #E2E8F0;border-radius:12px;font-size:15px;font-family:inherit;color:#0F172A;background:#F8FAFC;transition:border-color .2s;box-sizing:border-box}
.form-input:focus{outline:none;border-color:#6366F1;background:white}
.form-error{color:#EF4444;font-size:13px;margin-bottom:12px;min-height:0}
.form-btn{width:100%;padding:14px;border:none;cursor:pointer;font-size:15px}
.form-switch{text-align:center;margin-top:16px;color:#64748B;font-size:14px}
.form-switch a{color:#6366F1;font-weight:700;text-decoration:none}

/* Google Sign-In */
.google-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px;border:2px solid #E2E8F0;border-radius:12px;background:white;color:#1E293B;font-size:14px;font-weight:700;font-family:inherit;cursor:pointer;transition:all .2s;margin-bottom:16px}
.google-btn:hover{background:#F8FAFC;border-color:#CBD5E1;box-shadow:0 2px 8px rgba(0,0,0,0.05)}
.auth-divider{display:flex;align-items:center;gap:12px;margin-bottom:20px;color:#94A3B8;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:1px;background:#E2E8F0}

/* QR & Payment */
.qr-container{text-align:center;margin:20px 0;background:#F8FAFC;padding:20px;border-radius:20px;border:2px dashed #E2E8F0}
.qr-container img{width:240px;height:240px;image-rendering:pixelated}
.qr-order-id{text-align:center;color:#64748B;font-size:13px;word-break:break-all;margin-bottom:4px}
.qr-amount{text-align:center;font-size:20px;font-weight:800;color:#0F172A;margin-bottom:16px}
.payment-status{text-align:center;font-weight:600;font-size:15px;margin:12px 0;padding:12px;background:#F8FAFC;border-radius:12px}
.payment-progress{height:6px;background:#F1F5F9;border-radius:3px;overflow:hidden;margin-top:8px}
.payment-progress-bar{height:100%;background:linear-gradient(90deg,#6366F1,#8B5CF6);border-radius:3px;transition:width .5s ease;width:0%}
.payment-success-icon{width:64px;height:64px;border-radius:32px;background:#D1FAE5;display:flex;align-items:center;justify-content:center;margin:0 auto;font-size:28px;color:#059669;font-weight:900}
.payment-spinner{width:32px;height:32px;border:3px solid #F1F5F9;border-top-color:#6366F1;border-radius:50%;animation:spin .8s linear infinite;margin:16px auto}
@keyframes spin{to{transform:rotate(360deg)}}

/* Dashboard */
.dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}
.dash-item{background:#F8FAFC;padding:16px;border-radius:16px;border:1px solid #F1F5F9}
.dash-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#94A3B8;margin-bottom:4px}
.dash-value{font-size:16px;font-weight:700;color:#0F172A;word-break:break-all}
#dashActions{margin-top:16px;display:flex;align-items:center}

/* Responsive */
@media (max-width:980px){
  .plus-card{grid-template-columns:1fr;padding:28px}
  .plus-price{font-size:3rem}
}
  .hero-content{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .feature-card-wide{grid-column:span 1}
  .steps-grid{grid-template-columns:1fr 1fr}
  .faq-grid{grid-template-columns:1fr}
}
@media (max-width:720px){
  .wrap{padding:18px 16px}
  .hero{padding:0;border-radius:24px}
  .hero-content{padding:34px 24px}
  .hero h2{font-size:2.2rem}
  .hero-stats{grid-template-columns:1fr 1fr;gap:10px}
  .hero-stat-value{font-size:2rem}
  .nav{justify-content:center;width:100%}
  .site-header{flex-direction:column;align-items:flex-start}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat-number{font-size:2rem}
  .steps-grid{grid-template-columns:1fr}
  .exam-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
}
@media (max-width:560px){
  .cta{flex-direction:column}
  .hero-copy h2{font-size:1.8rem}
  .stat-number{font-size:1.6rem}
  .hero-stat-value{font-size:1.6rem}
  .tab-count{font-size:2rem}
  .total-questions-badge{font-size:13px;padding:12px 20px}
}