/* =========================================
   DESIGN SYSTEM & VARIABLES
   ========================================= */
:root {
    /* Palette: Deep Navy + Warm Sand + Crisp White */
    --color-bg: #FAFAF8;
    --color-surface: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-muted: #5A5A5A;
    --color-accent: #C8A97E; /* Warm Sand/Gold */
    --color-accent-hover: #B08D5E;
    --color-dark: #0F172A; /* Deep Navy */
    --color-border: #E5E5E0;
    
    /* Typography */
    --font-body: 'Manrope', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing & Layout */
    --container-max: 1200px;
    --section-padding: clamp(4rem, 8vw, 7rem);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 2rem);
}

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-dark);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }

p { margin-bottom: 1.5rem; color: var(--color-text-muted); }
strong { color: var(--color-text); font-weight: 600; }

.text-link {
    display: inline-block;
    color: var(--color-accent);
    font-weight: 600;
    border-bottom: 1px solid transparent;
}
.text-link:hover { border-bottom-color: var(--color-accent); }

/* =========================================
   BUTTONS
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--color-dark);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
}
.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: #fff;
}

.btn-full { width: 100%; }

/* =========================================
   HEADER & NAVIGATION
   ========================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 248, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
    transition: var(--transition);
}

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

.logo {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.1em;
    color: var(--color-dark);
}
.logo span { color: var(--color-accent); }

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
}
.nav-links a:hover { color: var(--color-dark); }

.btn-nav {
    background: var(--color-dark) !important;
    color: #fff !important;
    padding: 0.6rem 1.5rem !important;
    border-radius: var(--radius-sm) !important;
}
.btn-nav:hover { background: var(--color-accent) !important; }

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    margin: 5px 0;
    transition: var(--transition);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('https://images.unsplash.com/photo-1601362840469-51e4d8d58785?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    padding-top: 80px; /* Offset for fixed header */
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,23,42,0.85) 0%, rgba(15,23,42,0.5) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    color: #fff;
}

.hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.hero h1 { color: #fff; margin-bottom: 1.5rem; }
.hero-sub { 
    font-size: 1.2rem; 
    color: rgba(255,255,255,0.8); 
    margin-bottom: 2.5rem;
    max-width: 550px;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Signature Glass Card */
.hero-signature-card {
    position: absolute;
    bottom: 10%;
    right: 5%;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.5rem 2.5rem;
    animation: float 6s ease-in-out infinite;
}

.glass-morphism {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
}

.card-stat { text-align: center; color: #fff; }
.card-stat strong { display: block; font-size: 1.75rem; font-family: var(--font-display); color: var(--color-accent); }
.card-stat span { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.8; }
.card-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.2); }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* =========================================
   SECTIONS COMMON
   ========================================= */
.section { padding: var(--section-padding) 0; }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 4rem; }
.section-header p { font-size: 1.1rem; }

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

.service-card {
    background: var(--color-surface);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}
.service-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.service-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.service-card a {
    color: var(--color-accent);
    font-weight: 600;
    border-bottom: 1px dotted var(--color-accent);
}
.service-card a:hover { border-bottom-style: solid; }

/* =========================================
   WHY US
   ========================================= */
.why-section { background: var(--color-dark); color: #fff; }
.why-section h2, .why-section p, .why-section li { color: rgba(255,255,255,0.85); }
.why-section h2 { color: #fff; }
.why-section strong { color: var(--color-accent