/* === Local Fonts === */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/inter-400.ttf) format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/inter-500.ttf) format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap; src: url(fonts/inter-600.ttf) format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/inter-700.ttf) format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 800; font-display: swap; src: url(fonts/inter-800.ttf) format('truetype'); }

/* === Custom Properties === */
:root {
    --primary: #1a56db;
    --primary-dark: #0f3a8e;
    --primary-light: #e8eefb;
    --accent: #f97316;
    --accent-hover: #ea580c;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --text: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,.07);
    --shadow-lg: 0 12px 40px rgba(0,0,0,.1);
    --gradient: linear-gradient(135deg, var(--primary) 0%, #6366f1 100%);
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* === Container === */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* === Nav === */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(255,255,255,.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: var(--shadow-md); }
.nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 64px; gap: 24px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { font-size: .9rem; font-weight: 500; color: var(--text-muted); transition: color .2s; }
.nav-links a:hover { color: var(--primary); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; width: 28px; height: 20px; position: relative; }
.nav-toggle span {
    display: block; width: 100%; height: 2px; background: var(--text);
    position: absolute; left: 0; transition: .3s;
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 9px; }
.nav-toggle span:nth-child(3) { top: 18px; }

/* === Buttons === */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 24px; border-radius: 10px;
    font-weight: 600; font-size: .95rem;
    background: var(--gradient); color: #fff;
    border: none; cursor: pointer;
    transition: transform .15s, box-shadow .15s, opacity .15s;
    text-align: center; justify-content: center;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(26,86,219,.3); }
.btn:active { transform: translateY(0); }
.btn-sm { padding: 8px 18px; font-size: .85rem; border-radius: 8px; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-outline {
    background: transparent; color: var(--primary);
    border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-light); box-shadow: none; transform: none; }
.btn-full { width: 100%; }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { box-shadow: 0 4px 16px rgba(255,255,255,.3); }
.btn-arrow { transition: transform .2s; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* === Hero === */
.hero {
    position: relative;
    padding: 160px 0 100px;
    text-align: center;
    overflow: hidden;
}
.hero-gradient {
    position: absolute; top: -200px; left: 50%; transform: translateX(-50%);
    width: 900px; height: 900px;
    background: radial-gradient(circle, rgba(26,86,219,.08) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}
.hero-content { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; }
.badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px; border-radius: 100px;
    background: var(--primary-light); color: var(--primary);
    font-size: .85rem; font-weight: 600;
    margin-bottom: 24px;
}
.hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800; line-height: 1.15;
    margin-bottom: 20px; letter-spacing: -.02em;
}
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-sub {
    font-size: 1.15rem; color: var(--text-muted);
    max-width: 600px; margin: 0 auto 32px; line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats {
    display: flex; gap: 48px; justify-content: center; flex-wrap: wrap;
    padding-top: 40px; border-top: 1px solid var(--border);
}
.stat { text-align: center; }
.stat strong { display: block; font-size: 1.5rem; font-weight: 800; color: var(--primary); }
.stat span { font-size: .85rem; color: var(--text-muted); }

/* === Sections === */
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-tag {
    display: inline-block; padding: 6px 14px; border-radius: 100px;
    background: var(--primary-light); color: var(--primary);
    font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em;
    margin-bottom: 16px;
}
.section-header h2 {
    font-size: clamp(1.7rem, 3.5vw, 2.4rem);
    font-weight: 800; line-height: 1.2; margin-bottom: 16px;
}
.section-header p { font-size: 1.05rem; color: var(--text-muted); line-height: 1.7; }

/* === Comparison === */
.comparison { display: flex; gap: 24px; align-items: center; justify-content: center; flex-wrap: wrap; }
.compare-card {
    flex: 1; min-width: 280px; max-width: 420px;
    padding: 36px; border-radius: var(--radius-lg);
    background: var(--bg); border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.compare-before { border-color: #fecaca; background: #fef2f2; }
.compare-after { border-color: #bbf7d0; background: #f0fdf4; }
.compare-icon { font-size: 2rem; margin-bottom: 16px; }
.compare-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 16px; }
.compare-card li { padding: 8px 0; padding-left: 24px; position: relative; font-size: .95rem; color: var(--text-muted); }
.compare-before li::before { content: "✗"; position: absolute; left: 0; color: #ef4444; font-weight: 700; }
.compare-after li::before { content: "✓"; position: absolute; left: 0; color: #22c55e; font-weight: 700; }
.compare-arrow { flex-shrink: 0; }

/* === Features === */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
    padding: 32px; border-radius: var(--radius-lg);
    background: var(--bg); border: 1px solid var(--border);
    transition: transform .2s, box-shadow .2s;
    text-align: center;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.feature-icon {
    width: 48px; height: 48px; border-radius: 12px;
    background: var(--primary-light); color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px auto;
}
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }

/* === Audience === */
.audience-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.audience-card {
    padding: 36px; border-radius: var(--radius-lg);
    background: var(--bg-alt); border: 1px solid var(--border);
    transition: transform .2s, box-shadow .2s;
    text-align: center;
}
.audience-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); background: var(--bg); }
.audience-emoji { font-size: 2.5rem; margin-bottom: 16px; }
.audience-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 16px; }
.audience-problem, .audience-solution {
    font-size: .9rem; line-height: 1.65; color: var(--text-muted);
    padding: 12px 16px; border-radius: 10px; margin-bottom: 8px;
}
.audience-problem { background: #fef2f2; }
.audience-solution { background: #f0fdf4; }

/* === Pricing Table === */
.pricing-table-wrap { overflow-x: auto; }
.pricing-table {
    width: 100%; border-collapse: collapse; background: var(--bg);
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow);
}
.pricing-table th {
    background: var(--primary); color: #fff; padding: 16px 24px;
    font-size: .9rem; font-weight: 600; text-align: left;
}
.pricing-table td {
    padding: 14px 24px; border-bottom: 1px solid var(--border);
    font-size: .95rem; color: var(--text-muted);
}
.pricing-table tr:last-child td { border-bottom: none; }
.pricing-highlight td { background: rgba(26, 86, 219, 0.03); }
.pricing-table strong { color: var(--text); }
@media (max-width: 600px) {
    .pricing-table th, .pricing-table td { padding: 10px 12px; font-size: .85rem; }
}

/* === Pricing Cards (legacy) === */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.pricing-card {
    padding: 36px; border-radius: var(--radius-lg);
    background: var(--bg); border: 1px solid var(--border);
    text-align: center; position: relative;
    transition: transform .2s, box-shadow .2s;
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pricing-popular {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary), var(--shadow-lg);
    transform: scale(1.03);
}
.pricing-popular:hover { transform: scale(1.03) translateY(-4px); }
.pricing-badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    padding: 4px 16px; border-radius: 100px;
    background: var(--gradient); color: #fff;
    font-size: .75rem; font-weight: 700; text-transform: uppercase;
}
.pricing-name { font-size: 1rem; font-weight: 600; color: var(--text-muted); margin-bottom: 12px; }
.price-amount { font-size: 2.2rem; font-weight: 800; color: var(--text); }
.price-period { font-size: .9rem; color: var(--text-muted); }
.pricing-desc { font-size: .85rem; color: var(--text-light); margin: 8px 0 24px; }
.pricing-features { margin-bottom: 28px; text-align: left; }
.pricing-features li {
    padding: 10px 0; padding-left: 28px; position: relative;
    font-size: .9rem; color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li::before {
    content: "✓"; position: absolute; left: 0; color: var(--primary); font-weight: 700;
}

/* === USPs === */
.usps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.usp {
    text-align: center; padding: 36px 24px; border-radius: var(--radius-lg);
    background: var(--bg-alt); border: 1px solid var(--border);
    transition: transform .2s, box-shadow .2s;
}
.usp:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.usp-number {
    font-size: 2.5rem; font-weight: 800;
    background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    margin-bottom: 8px;
}
.usp h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.usp p { font-size: .85rem; color: var(--text-muted); line-height: 1.6; }

/* === CTA Section === */
.cta-section {
    background: var(--gradient); color: #fff; text-align: center;
}
.cta-content h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); font-weight: 800; margin-bottom: 16px; }
.cta-content .gradient-text { -webkit-text-fill-color: #c7d2fe; }
.cta-content p { font-size: 1.1rem; opacity: .9; margin-bottom: 32px; max-width: 520px; margin-left: auto; margin-right: auto; }

/* === Footer === */
.footer { padding: 60px 0 32px; border-top: 1px solid var(--border); }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; margin-bottom: 32px; }
.footer-brand { max-width: 360px; }
.footer-brand p { margin-top: 12px; font-size: .85rem; color: var(--text-muted); line-height: 1.6; }
.footer-links { display: flex; gap: 28px; flex-wrap: wrap; }
.footer-links a { font-size: .9rem; color: var(--text-muted); transition: color .2s; }
.footer-links a:hover { color: var(--primary); }
.footer-bottom { padding-top: 24px; border-top: 1px solid var(--border); }
.footer-bottom p { font-size: .8rem; color: var(--text-light); }

/* === Modal === */
.modal-overlay {
    display: none; position: fixed; inset: 0; z-index: 200;
    background: rgba(0,0,0,.5); backdrop-filter: blur(4px);
    align-items: center; justify-content: center; padding: 24px;
}
.modal-overlay.open { display: flex; }
.modal {
    background: var(--bg); border-radius: var(--radius-lg);
    padding: 40px; max-width: 640px; width: 100%;
    max-height: 85vh; overflow-y: auto;
    box-shadow: var(--shadow-lg); position: relative;
}
.modal-close {
    position: absolute; top: 16px; right: 20px;
    background: none; border: none; font-size: 1.8rem;
    color: var(--text-muted); cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--text); }
.modal h2 { font-size: 1.5rem; font-weight: 800; margin-bottom: 24px; }
.modal h3 { font-size: 1rem; font-weight: 700; margin-top: 20px; margin-bottom: 8px; }
.modal h4 { font-size: .9rem; font-weight: 600; margin-top: 16px; margin-bottom: 6px; }
.modal p { font-size: .9rem; color: var(--text-muted); line-height: 1.7; }
.modal a { color: var(--primary); }
.modal a:hover { text-decoration: underline; }

/* === Animations === */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* === Responsive === */
@media (max-width: 900px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .pricing-popular { transform: none; }
    .pricing-popular:hover { transform: translateY(-4px); }
    .usps-grid { grid-template-columns: repeat(2, 1fr); }
    .audience-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .nav-links { display: none; }
    .nav-toggle { display: block; }
    .nav-links.open {
        display: flex; flex-direction: column;
        position: absolute; top: 64px; left: 0; right: 0;
        background: rgba(255,255,255,.97); backdrop-filter: blur(16px);
        padding: 24px; gap: 16px; border-bottom: 1px solid var(--border);
    }
    .hero { padding: 130px 0 70px; }
    .hero h1 { font-size: 2rem; }
    .hero-stats { gap: 24px; }
    .features-grid { grid-template-columns: 1fr; }
    .usps-grid { grid-template-columns: 1fr; }
    .comparison { flex-direction: column; }
    .compare-arrow { transform: rotate(90deg); }
    .footer-inner { flex-direction: column; }
    .section { padding: 72px 0; }
}