/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0A2B6E;
    --secondary: #1E88E5;
    --accent: #FF6D00;
    --light: #F5F7FA;
    --white: #FFFFFF;
    --text: #333333;
    --text-light: #666666;
    --border: #E0E0E0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== NAVBAR ===== */
nav {
    background: var(--primary);
    padding: 0 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.logo {
    color: var(--white);
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: rgba(255,255,255,0.85);
    font-size: 15px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.lang-switcher {
    display: flex;
    gap: 8px;
}

.lang-switcher a {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.3s;
}

.lang-switcher a:hover,
.lang-switcher a.active {
    color: var(--white);
    background: rgba(255,255,255,0.15);
}

.btn-nav {
    background: var(--accent);
    color: var(--white) !important;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    transition: background 0.3s;
}

.btn-nav:hover {
    background: #e65100 !important;
}

/* ===== HERO ===== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, #1565C0 100%);
    color: var(--white);
    padding: 100px 60px;
    text-align: center;
}

.hero h1 {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--accent);
}

.hero p {
    font-size: 20px;
    opacity: 0.85;
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
    padding: 14px 36px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: #e65100;
}

.btn-outline {
    border: 2px solid rgba(255,255,255,0.6);
    color: var(--white);
    padding: 14px 36px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255,255,255,0.1);
}

/* ===== SECTION ===== */
section {
    padding: 80px 60px;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    color: var(--primary);
    margin-bottom: 12px;
}

.section-title p {
    color: var(--text-light);
    font-size: 17px;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== PRODUCTS ===== */
.products {
    background: var(--light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: var(--white);
    border-radius: 12px;
    padding: 32px 28px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: transform 0.3s, box-shadow 0.3s;
    border-top: 4px solid var(--secondary);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.product-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.product-card h3 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 10px;
}

.product-card p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}

.product-tag {
    display: inline-block;
    margin-top: 14px;
    background: #E3F2FD;
    color: var(--secondary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

/* ===== STATS ===== */
.stats {
    background: var(--primary);
    color: var(--white);
    padding: 60px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.stat h3 {
    font-size: 48px;
    font-weight: 700;
    color: var(--accent);
}

.stat p {
    font-size: 15px;
    opacity: 0.8;
    margin-top: 6px;
}

/* ===== WHY US ===== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.why-card {
    text-align: center;
    padding: 24px;
}

.why-icon {
    font-size: 44px;
    margin-bottom: 16px;
}

.why-card h3 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 10px;
}

.why-card p {
    color: var(--text-light);
    font-size: 15px;
}

/* ===== CTA ===== */
.cta {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 60px;
}

.cta h2 {
    font-size: 38px;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    opacity: 0.85;
    margin-bottom: 36px;
}

/* ===== FOOTER ===== */
footer {
    background: #0D1B2A;
    color: rgba(255,255,255,0.7);
    padding: 50px 60px 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    font-size: 22px;
    margin-bottom: 12px;
    display: block;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
}

.footer-col h4 {
    color: var(--white);
    font-size: 15px;
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--accent);
}

.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: 768px) {
    nav {
        padding: 0 20px;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 32px;
    }

    section {
        padding: 50px 20px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}