/* CSS Variables for theme consistency and DRY styling */
:root {
    --bg-base: #0f172a;
    --bg-surface: #1e293b;
    --bg-surface-hover: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-primary: #38bdf8;
    --accent-secondary: #818cf8;
    --border-color: rgba(255, 255, 255, 0.1);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1280px;
    margin: 0 auto;
}

/* Typography */
h1, h2, h3 {
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Header Navigation */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-primary);
    background: linear-gradient(to right, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    transition: var(--transition-standard);
}

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

/* Hero Section */
.hero {
    padding: 12rem 0 8rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: radial-gradient(var(--bg-surface) 1px, transparent 1px);
    background-size: 32px 32px;
    text-align: left;
}

.hero-content {
    max-width: 800px;
    animation: fadeIn 0.8s ease-out forwards;
}

.hero h2 {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

/* Reusable Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    transition: var(--transition-standard);
}

.btn-primary {
    background-color: var(--accent-primary);
    color: var(--bg-base);
}

.btn-primary:hover {
    background-color: #2ea8df;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.3);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--accent-secondary);
    color: var(--text-primary);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
}

.btn-outline:hover {
    background-color: var(--accent-secondary);
    color: var(--bg-base);
    transform: translateY(0);
    box-shadow: none;
}

/* Services Grid (Index Page) */
.services-section {
    padding: 6rem 0;
    border-top: 1px solid var(--border-color);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--bg-surface);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition-standard);
}

.service-card:hover {
    background-color: var(--bg-surface-hover);
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
}

/* Team Page Specific Styles */
.page-header {
    padding: 10rem 0 4rem;
    text-align: center;
    background-image: radial-gradient(var(--bg-surface) 1px, transparent 1px);
    background-size: 32px 32px;
    border-bottom: 1px solid var(--border-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    padding: 5rem 0;
    max-width: 1000px;
    margin: 0 auto;
}

.team-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition-standard);
}

.team-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    background-color: var(--bg-surface-hover);
}

.profile-img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1.5rem;
    border: 4px solid var(--bg-base);
    box-shadow: 0 0 0 2px var(--accent-primary);
    background-color: var(--bg-base);
}

.role-title {
    color: var(--accent-primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.bio {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Keyframe Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Media Queries */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero {
        padding: 8rem 0 4rem;
        text-align: center;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero p {
        margin: 0 auto 2.5rem auto;
    }
}