:root {
    --navy-900: #0a1628;
    --navy-800: #0f1f36;
    --navy-700: #152a47;
    --navy-600: #1a3a5c;
    --navy-500: #1e4d7b;
    --green-500: #0f9b58;
    --green-400: #2ecc71;
    --green-300: #5de8a0;
    --teal-500: #14b8a6;
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --glass-bg: rgba(15, 31, 54, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --gradient-brand: linear-gradient(135deg, var(--navy-600), var(--green-500));
    --gradient-glow: linear-gradient(135deg, var(--green-400), var(--teal-500));
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--navy-900);
    color: var(--gray-200);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---- NAVBAR ---- */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 20px 0;
    transition: all 0.5s var(--transition-smooth);
}
.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 22, 40, 0.92);
    backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
}
.navbar .container { display: flex; justify-content: space-between; align-items: center; }
.navbar-logo img { height: 130px; width: auto; transition: all 0.4s var(--transition-smooth); }
.navbar.scrolled .navbar-logo img { height: 90px; }
.navbar-menu { display: flex; align-items: center; gap: 32px; }
.navbar-links { display: flex; gap: 28px; }
.navbar-links a {
    font-size: 0.9rem; font-weight: 500; color: var(--gray-300);
    position: relative; padding: 4px 0; transition: color 0.3s ease;
}
.navbar-links a::after {
    content: ''; position: absolute; bottom: -4px; left: 50%; width: 0; height: 2px;
    background: var(--gradient-glow); border-radius: 2px;
    transition: width 0.4s var(--transition-smooth), left 0.4s var(--transition-smooth);
}
.navbar-links a:hover { color: var(--white); }
.navbar-links a:hover::after { width: 100%; left: 0; }
.navbar-links a.active { color: var(--green-400); }
.navbar-links a.active::after { width: 100%; left: 0; }

.btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: inherit; font-weight: 600; font-size: 0.9rem;
    border: none; transition: all 0.4s var(--transition-smooth);
    cursor: pointer;
}
.btn-primary {
    background: var(--gradient-brand); color: var(--white);
    padding: 12px 28px; border-radius: var(--radius-full);
    box-shadow: 0 4px 20px rgba(15, 155, 88, 0.3);
    position: relative; overflow: hidden;
}
.btn-primary::before {
    content: ''; position: absolute; inset: 0;
    background: var(--gradient-glow); opacity: 0; transition: opacity 0.4s ease;
}
.btn-primary:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 12px 40px rgba(15, 155, 88, 0.5); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary span { position: relative; z-index: 1; }
.btn-outline {
    color: var(--gray-200); padding: 12px 28px;
    border-radius: var(--radius-full); border: 1px solid var(--glass-border);
    background: transparent; backdrop-filter: blur(8px);
}
.btn-outline:hover {
    border-color: var(--green-400); color: var(--green-300);
    background: rgba(46, 204, 113, 0.06); transform: translateY(-3px);
}

.navbar-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.navbar-toggle span { display: block; width: 24px; height: 2px; background: var(--gray-200); border-radius: 2px; transition: all 0.4s var(--transition-smooth); }

/* ---- PAGE HERO ---- */
.page-hero {
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(15,155,88,0.12), transparent 70%);
    pointer-events: none;
}
.page-hero-tag {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 18px;
    background: rgba(15, 155, 88, 0.08);
    border: 1px solid rgba(15, 155, 88, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.8rem; font-weight: 600; color: var(--green-400);
    margin-bottom: 24px; text-transform: uppercase; letter-spacing: 0.08em;
}
.page-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 900; line-height: 1.1;
    color: var(--white); margin-bottom: 20px; letter-spacing: -0.04em;
}
.page-hero h1 .highlight {
    background: var(--gradient-glow);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.page-hero p {
    font-size: 1.15rem; color: var(--gray-400); line-height: 1.8;
    max-width: 600px; margin-bottom: 36px;
}
.page-hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---- SECTIONS ---- */
.section { padding: 100px 0; }
.section-alt { background: rgba(15, 31, 54, 0.4); }

.section-tag {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 5px 16px;
    background: rgba(15, 155, 88, 0.06);
    border: 1px solid rgba(15, 155, 88, 0.18);
    border-radius: var(--radius-full);
    font-size: 0.78rem; font-weight: 600; color: var(--green-400);
    margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.08em;
}
.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800; color: var(--white);
    line-height: 1.15; letter-spacing: -0.03em; margin-bottom: 16px;
}
.section-desc {
    font-size: 1.05rem; color: var(--gray-400); line-height: 1.7; max-width: 580px;
}

/* ---- CARDS ---- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cards-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 36px 28px;
    backdrop-filter: blur(14px);
    transition: all 0.4s var(--transition-smooth);
}
.card-item:hover {
    border-color: rgba(46, 204, 113, 0.2);
    transform: translateY(-8px);
    box-shadow: 0 24px 48px rgba(0,0,0,0.3), 0 0 30px rgba(46,204,113,0.08);
}
.card-icon {
    width: 56px; height: 56px; border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; margin-bottom: 20px;
    background: rgba(15, 155, 88, 0.1);
    border: 1px solid rgba(15, 155, 88, 0.2);
    color: var(--green-400);
    transition: transform 0.4s var(--transition-smooth);
}
.card-item:hover .card-icon { transform: scale(1.1) rotate(-5deg); }
.card-item h3 { font-size: 1.15rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.card-item p { font-size: 0.9rem; color: var(--gray-400); line-height: 1.6; }

/* ---- FEATURES LIST ---- */
.features-list { display: flex; flex-direction: column; gap: 16px; }
.feature-row {
    display: flex; align-items: flex-start; gap: 16px;
    padding: 20px 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}
.feature-row:hover { border-color: rgba(46,204,113,0.2); background: rgba(15,31,54,0.8); }
.feature-check {
    width: 32px; height: 32px; flex-shrink: 0;
    background: rgba(15,155,88,0.12); border: 1px solid rgba(15,155,88,0.25);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: var(--green-400); font-size: 0.9rem;
}
.feature-row h4 { font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.feature-row p { font-size: 0.875rem; color: var(--gray-400); line-height: 1.5; margin: 0; }

/* ---- CTA BANNER ---- */
.cta-banner {
    background: linear-gradient(135deg, rgba(15,155,88,0.12), rgba(20,184,166,0.08));
    border: 1px solid rgba(15,155,88,0.2);
    border-radius: 32px;
    padding: 72px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute; inset: -2px;
    background: conic-gradient(from 0deg, var(--green-500), var(--teal-500), var(--navy-600), var(--green-500));
    border-radius: 34px; z-index: -1;
    animation: ctaBorderSpin 6s linear infinite;
}
.cta-banner::after {
    content: '';
    position: absolute; inset: 2px;
    background: var(--navy-900); border-radius: 30px; z-index: -1;
}
@keyframes ctaBorderSpin { to { rotate: 360deg; } }
.cta-banner h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; color: var(--white); margin-bottom: 12px; letter-spacing: -0.02em; position: relative; z-index: 1; }
.cta-banner p { font-size: 1.05rem; color: var(--gray-400); margin-bottom: 36px; max-width: 520px; margin-left: auto; margin-right: auto; line-height: 1.7; position: relative; z-index: 1; }
.cta-banner-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; position: relative; z-index: 1; }

/* ---- SPLIT LAYOUT ---- */
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.split-grid.reverse { direction: rtl; }
.split-grid.reverse > * { direction: ltr; }

/* ---- STATS ---- */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-box {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl); padding: 36px 24px; text-align: center;
    backdrop-filter: blur(14px);
    transition: all 0.4s var(--transition-smooth);
}
.stat-box:hover { transform: translateY(-6px); border-color: rgba(46,204,113,0.2); }
.stat-box .stat-value { font-size: 2.6rem; font-weight: 900; color: var(--white); display: block; letter-spacing: -0.04em; line-height: 1; }
.stat-box .stat-accent { background: var(--gradient-glow); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-box .stat-label { font-size: 0.85rem; color: var(--gray-500); margin-top: 8px; display: block; }

/* ---- FOOTER ---- */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--glass-border); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.7; margin-top: 16px; max-width: 280px; }
.footer-brand img { height: 120px; width: auto; }
.footer-col h4 { font-size: 0.85rem; font-weight: 700; color: var(--white); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 20px; }
.footer-col a { display: block; font-size: 0.9rem; color: var(--gray-500); padding: 6px 0; transition: all 0.3s ease; position: relative; }
.footer-col a:hover { color: var(--green-400); padding-left: 12px; }
.footer-bottom { border-top: 1px solid var(--glass-border); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 0.85rem; color: var(--gray-600); }
.footer-socials { display: flex; gap: 12px; }
.footer-socials a { width: 42px; height: 42px; border-radius: 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--glass-border); display: flex; align-items: center; justify-content: center; font-size: 1rem; transition: all 0.4s var(--transition-smooth); }
.footer-socials a:hover { background: rgba(46,204,113,0.1); border-color: rgba(46,204,113,0.3); transform: translateY(-4px); }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .split-grid { grid-template-columns: 1fr; gap: 48px; }
    .split-grid.reverse { direction: ltr; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .container { padding: 0 16px; }
    .navbar { padding: 12px 0; }
    .navbar-links { display: none; }
    .navbar-toggle { display: flex; }
    .navbar-menu .btn-primary { display: none; }
    .navbar-menu.open .navbar-links {
        display: flex; flex-direction: column;
        position: absolute; top: 100%; left: 0; right: 0;
        background: rgba(10, 22, 40, 0.97); backdrop-filter: blur(24px);
        padding: 20px 16px; border-bottom: 1px solid var(--glass-border); gap: 8px;
    }
    .navbar-menu.open .navbar-links a { display: block; padding: 14px 16px; font-size: 1rem; border-radius: 12px; }
    .page-hero { padding: 100px 0 60px; }
    .section { padding: 60px 0; }
    .cards-grid, .cards-grid-2 { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .cta-banner { padding: 48px 24px; border-radius: 24px; }
    .cta-banner-actions { flex-direction: column; align-items: center; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; margin-bottom: 32px; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}