:root {
    --bg-color: #0f172a;
    --surface-color: rgba(30, 41, 59, 0.7);
    --accent-color: #38bdf8;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Animation */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
    z-index: -1;
}

header {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(16px);
    background: rgba(15, 23, 42, 0.8);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    height: 160px;
    filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.3));
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.hero {
    text-align: center;
    margin-bottom: 3rem;
}

.tagline {
    font-size: 1.5rem;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.tagline-en {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-style: italic;
}

h1 {
    font-size: 3rem;
    margin: 2rem 0;
    background: linear-gradient(135deg, #fff 0%, #38bdf8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.language-column {
    background: var(--surface-color);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    transition: var(--transition);
}

.language-column:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.language-column h3 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    color: var(--accent-color);
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 0.5rem;
}

ul {
    list-style: none;
}

li {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    position: relative;
}

li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Contact Link */
.contact-nav {
    display: flex;
    justify-content: center;
    margin-top: 4rem;
}

.btn {
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #38bdf8 0%, #1d4ed8 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(56, 189, 248, 0.2);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(56, 189, 248, 0.4);
}

/* Contact Page Styles */
.profile-card {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    background: var(--surface-color);
    padding: 3rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    margin: 2rem 0;
}

.profile-pic {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    border: 4px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.profile-photo-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.profile-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    text-align: center;
    margin: 0;
    white-space: nowrap;
}

.profile-info {
    flex: 1;
}

.exp-item {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.exp-label {
    color: var(--accent-color);
    font-weight: bold;
    display: block;
}

.lang-sep {
    height: 2px;
    background: var(--glass-border);
    margin: 2rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .profile-card {
        flex-direction: column;
        text-align: center;
    }

    .profile-pic {
        width: 200px;
        height: 200px;
    }

    h1 {
        font-size: 2rem;
    }
}