/* ==================== CSS VARIABLES ==================== */
:root {
    /* Premium & Sophisticated + Deep Navy/Blue + Gold Accent */
    --primary-dark: #0A1628;
    --primary: #1B2B44;
    --primary-light: #2C3E5C;
    --accent-primary: #3B82F6;
    --accent-secondary: #D4A574;
    --accent-tertiary: #60A5FA;
    --text-dark: #0F172A;
    --text-medium: #475569;
    --text-light: #64748B;
    --text-on-primary: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --bg-dark: #0F172A;
    --border-light: #F1F5F9;
    --border: #E2E8F0;
    --border-medium: #CBD5E1;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.2);
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==================== NAVIGATION ==================== */
nav {
    background: var(--bg-white);
    padding: 1.5rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

    .logo svg {
        flex-shrink: 0;
    }

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

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

    .nav-links a {
        color: var(--text-medium);
        text-decoration: none;
        font-size: 0.95rem;
        font-weight: 500;
        transition: color var(--transition-base);
        position: relative;
        padding-bottom: 4px;
    }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-primary);
            transition: width var(--transition-base);
        }

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

            .nav-links a:hover::after,
            .nav-links a.active::after {
                width: 100%;
            }

/* ==================== HERO ==================== */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    padding: 8rem 4rem 6rem;
    position: relative;
    overflow: hidden;
    color: var(--text-on-primary);
}

    .hero::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 50%;
        height: 100%;
        background: linear-gradient(135deg, transparent 0%, rgba(59, 130, 246, 0.1) 100%);
        pointer-events: none;
    }

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin-bottom: 3rem;
    opacity: 0.95;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    text-align: center;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
        background: var(--accent-tertiary);
    }

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

    .btn-secondary:hover {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.5);
    }

/* ==================== SECTIONS ==================== */
.section {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

    .section-header .badge {
        display: inline-block;
        padding: 0.5rem 1.25rem;
        background: var(--bg-light);
        border: 1px solid var(--border);
        border-radius: 50px;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--accent-primary);
        margin-bottom: var(--spacing-sm);
    }

    .section-header p {
        font-size: 1.125rem;
        color: var(--text-light);
    }

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

.service-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: all var(--transition-base);
    position: relative;
}

    .service-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--accent-primary);
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        opacity: 0;
        transition: opacity var(--transition-base);
    }

    .service-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
        border-color: var(--border-medium);
    }

        .service-card:hover::before {
            opacity: 1;
        }

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ==================== PROCESS ==================== */
.process-list {
    background: var(--bg-white);
    border-left: 4px solid var(--accent-secondary);
    padding: 2.5rem 2.5rem 2.5rem 3rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

    .process-list ol {
        list-style: none;
        counter-reset: process-counter;
    }

    .process-list li {
        counter-increment: process-counter;
        margin-bottom: 1.5rem;
        position: relative;
        padding-left: 3rem;
        color: var(--text-medium);
        font-size: 1.125rem;
    }

        .process-list li::before {
            content: counter(process-counter);
            position: absolute;
            left: 0;
            top: 0;
            width: 2rem;
            height: 2rem;
            background: var(--accent-secondary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.875rem;
        }

        .process-list li strong {
            color: var(--text-dark);
            font-weight: 600;
        }

/* ==================== INFO BOX ==================== */
.info-box {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    margin: 2rem 0;
}

    .info-box h4 {
        color: var(--text-dark);
        margin-bottom: var(--spacing-sm);
        font-size: 1.125rem;
    }

    .info-box p {
        color: var(--text-light);
        margin-bottom: 0.5rem;
    }

    .info-box strong {
        color: var(--accent-secondary);
        font-weight: 600;
    }

/* ==================== FOOTER ==================== */
footer {
    background: var(--primary-dark);
    color: var(--text-on-primary);
    padding: 3rem 4rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

    footer p {
        opacity: 0.8;
        margin: 0;
    }

.footer-links {
    margin-top: 1rem;
}

    .footer-links a {
        color: var(--text-on-primary);
        opacity: 0.7;
        margin: 0 1rem;
        font-size: 0.875rem;
        transition: opacity var(--transition-base);
        text-decoration: none;
    }

        .footer-links a:hover {
            opacity: 1;
        }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }

    .nav-links {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 4rem 1.5rem 3rem;
    }

    .section {
        padding: 3rem 1.5rem;
    }

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

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }
}