/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; color: #1A1A1A; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

/* ===== COLORS ===== */
:root {
    --green: #0B6B4F;
    --green-light: #0d8a65;
    --gold: #D4A843;
    --dark: #0f1923;
    --dark-2: #162230;
    --light: #f8fafb;
    --text: #1A1A1A;
    --text-muted: #6B7280;
    --white: #ffffff;
}

/* ===== CONTAINER ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.text-white { color: var(--white); }
.text-white-muted { color: rgba(255,255,255,0.9); }
.text-gradient { background: linear-gradient(135deg, var(--green), var(--gold)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ===== BUTTONS ===== */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: 8px; font-weight: 600; font-size: 15px; transition: all 0.3s; border: 2px solid transparent; cursor: pointer; }
.btn-primary { background: var(--green); color: white; }
.btn-primary:hover { background: var(--green-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(11,107,79,0.3); }
.btn-outline { border-color: var(--green); color: var(--green); background: transparent; }
.btn-outline:hover { background: var(--green); color: white; }
.btn-outline-light { border-color: rgba(255,255,255,0.4); color: white; background: transparent; }
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: white; }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }

/* ===== NAVBAR ===== */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 16px 0; transition: all 0.3s; background: transparent; }
.navbar.scrolled { background: rgba(15,25,35,0.95); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); padding: 10px 0; box-shadow: 0 2px 20px rgba(0,0,0,0.2); }
.nav-container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo img { height: 36px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: rgba(255,255,255,0.8); font-size: 14px; font-weight: 500; transition: color 0.3s; }
.nav-links a:hover { color: white; }
.nav-right { display: flex; align-items: center; gap: 12px; }
.lang-toggle { background: rgba(255,255,255,0.15); color: white; border: 1px solid rgba(255,255,255,0.3); padding: 6px 14px; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer; transition: all 0.3s; }
.lang-toggle:hover { background: rgba(255,255,255,0.25); }
.mobile-menu { display: none; background: none; border: none; color: white; font-size: 24px; cursor: pointer; }

/* ===== HERO ===== */
.hero { background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 50%, #1a3a2a 100%); color: white; padding: 160px 0 100px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -50%; right: -20%; width: 800px; height: 800px; background: radial-gradient(circle, rgba(11,107,79,0.15) 0%, transparent 70%); }
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(212,168,67,0.15); border: 1px solid rgba(212,168,67,0.3); color: var(--gold); padding: 8px 18px; border-radius: 50px; font-size: 13px; font-weight: 500; margin-bottom: 28px; }
.hero h1 { font-size: 56px; font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.hero-sub { font-size: 19px; color: rgba(255,255,255,0.7); max-width: 600px; margin-bottom: 40px; line-height: 1.7; }
.hero-cta { display: flex; gap: 16px; margin-bottom: 60px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 48px; }
.stat { display: flex; flex-direction: column; }
.stat-number { font-size: 32px; font-weight: 800; color: var(--gold); }
.stat-label { font-size: 14px; color: rgba(255,255,255,0.6); }

/* ===== SECTIONS ===== */
.section { padding: 100px 0; }
.section-light { background: var(--light); }
.section-dark { background: var(--dark); }
.section-gradient { background: linear-gradient(135deg, var(--green) 0%, #0d8a65 50%, #0B6B4F 100%); }
.section-title { font-size: 40px; font-weight: 800; margin-bottom: 16px; text-align: center; }
.section-sub { font-size: 18px; color: var(--text-muted); text-align: center; max-width: 650px; margin: 0 auto 56px; }

/* ===== CARDS ===== */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.card { background: white; border-radius: 16px; padding: 36px 28px; transition: transform 0.3s, box-shadow 0.3s; }
.card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.1); }
.card-problem { border-top: 4px solid var(--green); }
.card-solution { background: var(--dark-2); color: white; text-align: center; }
.card-solution p { color: rgba(255,255,255,0.7); }
.card-ai { background: #0a4a37; color: white; border: 1px solid rgba(255,255,255,0.2); }
.card-ai p { color: #e0e0e0; }
.card-icon { font-size: 32px; color: var(--green); margin-bottom: 16px; }
.card-icon-circle { width: 64px; height: 64px; border-radius: 50%; background: var(--green); color: white; display: flex; align-items: center; justify-content: center; font-size: 24px; margin: 0 auto 20px; }
.card-icon-ai { width: 52px; height: 52px; border-radius: 12px; background: rgba(212,168,67,0.2); color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 16px; }
.card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.card p { font-size: 15px; line-height: 1.6; color: var(--text-muted); }

/* ===== FEATURES GRID ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.feature { text-align: center; padding: 24px; }
.feature-icon { width: 56px; height: 56px; border-radius: 14px; background: rgba(11,107,79,0.1); color: var(--green); display: flex; align-items: center; justify-content: center; font-size: 22px; margin: 0 auto 16px; }
.feature h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature p { font-size: 14px; color: var(--text-muted); }

/* ===== AI BADGE ===== */
.ai-badge { display: flex; align-items: center; gap: 12px; background: rgba(212,168,67,0.15); border: 1px solid rgba(212,168,67,0.3); border-radius: 12px; padding: 16px 24px; margin-top: 48px; color: var(--gold); font-size: 15px; max-width: 700px; margin-left: auto; margin-right: auto; }
.ai-badge i { font-size: 24px; }

/* ===== STEPS ===== */
.steps { display: flex; align-items: flex-start; justify-content: center; gap: 16px; flex-wrap: wrap; }
.step { text-align: center; flex: 1; min-width: 180px; max-width: 220px; }
.step-number { width: 52px; height: 52px; border-radius: 50%; background: var(--green); color: white; font-size: 22px; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.step h4 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--text-muted); }
.step-arrow { color: var(--green); font-size: 24px; margin-top: 14px; }

/* ===== PARTNER ===== */
.partner-badge { width: 80px; height: 80px; border-radius: 50%; background: rgba(212,168,67,0.15); color: var(--gold); font-size: 36px; display: flex; align-items: center; justify-content: center; margin: 0 auto 28px; }
.partner-text { font-size: 18px; color: rgba(255,255,255,0.8); max-width: 700px; margin: 0 auto 40px; line-height: 1.7; }
.trust-points { display: flex; justify-content: center; gap: 36px; flex-wrap: wrap; }
.trust-point { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.9); font-size: 15px; }
.trust-point i { color: var(--gold); font-size: 18px; }

/* ===== TEAM ===== */
.team-logo { margin-bottom: 20px; }
.team-name { font-size: 28px; font-weight: 800; color: var(--gold); }
.team-desc { font-size: 17px; color: rgba(255,255,255,0.7); max-width: 700px; margin: 0 auto 36px; line-height: 1.7; }
.tech-stack { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.tech-badge { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); color: white; padding: 8px 18px; border-radius: 50px; font-size: 13px; font-weight: 500; }

/* ===== FOOTER ===== */
.footer { background: #0a1018; color: rgba(255,255,255,0.7); padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; margin-bottom: 48px; }
.footer-logo { margin-bottom: 16px; filter: brightness(0) invert(1); opacity: 0.8; }
.footer-col h4 { color: white; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 10px; transition: color 0.3s; }
.footer-col a:hover { color: white; }
.social-links { display: flex; gap: 16px; margin-top: 12px; }
.social-links a { font-size: 18px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; text-align: center; font-size: 13px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
    .nav-links { display: none; }
    .mobile-menu { display: block; }
    .nav-links.active { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--dark); padding: 20px 24px; gap: 16px; }
    .hero h1 { font-size: 36px; }
    .hero-sub { font-size: 16px; }
    .cards-3 { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .section-title { font-size: 30px; }
    .hero-stats { gap: 24px; }
    .steps { flex-direction: column; align-items: center; }
    .step-arrow { transform: rotate(90deg); }
    .trust-points { flex-direction: column; align-items: center; }
}

@media (max-width: 640px) {
    .hero { padding: 120px 0 60px; }
    .hero h1 { font-size: 28px; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; justify-content: center; }
    .features-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .section { padding: 64px 0; }
}

/* ===== ANIMATIONS ===== */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s, transform 0.6s; }
.fade-in.visible { opacity: 1; transform: translateY(0); }