@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --primary: #0f172a;
    --primary-accent: #1e40af;
    --primary-gradient: linear-gradient(135deg, #0f172a, #1e40af);
    --text-main: #1f2933;
    --text-muted: #5f6c80;
    --surface: #ffffff;
    --surface-alt: #f5f7fb;
    --border: rgba(15, 23, 42, 0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text-main);
    background: var(--surface-alt);
    background-image: url('/assets/img/bg.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.75);
    z-index: 0;
    pointer-events: none;
}

header {
    background: linear-gradient(135deg, #f5f7fb, #e2e8f0);
    color: var(--text-main);
    padding: clamp(2.5rem, 5vw, 4rem) 1rem clamp(3rem, 6vw, 4.5rem);
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

header .logo {
    max-width: 350px;
    width: auto;
    height: auto;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

header::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(30,64,175,0.08), transparent 45%),
                radial-gradient(circle at 80% 0%, rgba(15,23,42,0.05), transparent 35%);
    pointer-events: none;
}

header h1 {
    font-size: clamp(2.0rem, 4.4vw, 3.2rem);
    letter-spacing: 0.08em;
    margin-bottom: 0.4rem;
    color: var(--primary);
}

header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem clamp(1rem, 4vw, 2rem);
    position: relative;
    z-index: 1;
}

.hero {
    background: linear-gradient(135deg, rgba(30,64,175,0.15), rgba(15,23,42,0.08));
    padding: clamp(2rem, 5vw, 3rem) 0;
}

.hero-text {
    background: rgba(255,255,255,0.9);
    border-radius: 18px;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
    backdrop-filter: blur(6px);
}

.hero h2 {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    color: var(--primary);
    margin-bottom: 0.6rem;
}

.hero p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 720px;
}

.section-title {
    font-size: 2.1rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.card {
    background: var(--surface);
    border-radius: 20px;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 2rem;
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.08);
    border: 1px solid var(--border);
    position: relative;
    z-index: 1;
}

.card h2,
.card h3 {
    color: var(--primary);
    margin-bottom: 0.8rem;
}

.info-list {
    list-style: none;
    margin-top: 1rem;
    display: grid;
    gap: 0.5rem;
}

.info-list li {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.info-list span {
    font-weight: 600;
    color: var(--primary-accent);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: clamp(1rem, 3vw, 1.5rem);
}

a {
    color: var(--primary-accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.contact-card p {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

footer {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--primary);
    color: rgba(255, 255, 255, 0.85);
    margin-top: 2rem;
    position: relative;
    z-index: 1;
}

footer a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

footer a:hover {
    color: #93c5fd;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }

    .hero-text {
        text-align: center;
    }
}