/* 
  Eiman Estates - Professional & Luxury Real Estate Platform
  Style Guide: Boutique, Modern, Minimalist
*/

/* 1. CSS Variables Definition */
:root {
    /* Colors */
    --primary-color: #1A3026;      /* Deep Forest Green */
    --accent-color: #C5A059;       /* Champagne Gold */
    --bg-light: #F4F1E6;           /* Light Beige/Cream */
    --bg-white: #FFFFFF;
    --text-title: #1A1A1A;         /* Near Black */
    --text-body: #4A4A4A;          /* Medium Grey */
    --text-light: #FFFFFF;
    
    /* Fonts */
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', 'Montserrat', sans-serif;

    /* Spacing & Sizing */
    --container-width: 1200px;
    --section-padding: 100px 5%;
    --border-radius: 8px;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* 2. Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--text-title);
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 4.5rem; }
h2 { font-size: 3rem; margin-bottom: 1.5rem; }
h3 { font-size: 2rem; }

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

img {
    max-width: 100%;
    display: block;
    object-fit: cover;
}

span.highlight-italic {
    font-style: italic;
    color: var(--accent-color);
}

/* 3. Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 500;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
    font-size: 0.95rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: #244234;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(26, 48, 38, 0.2);
}

.btn-outline {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
}

.btn-gold {
    background-color: var(--accent-color);
    color: var(--bg-white);
}

/* 4. Navbar Component */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 5%;
    transition: var(--transition-smooth);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header.scrolled {
    background: rgba(244, 241, 230, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 5%;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

/* 5. Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5%;
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('hero-bg.jpg') center/cover no-repeat;
    color: var(--text-light);
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* 6. Layout Blocks & Cards */
.section {
    padding: var(--section-padding);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
}

/* Core Values Grid */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    padding: 40px;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    transition: var(--transition-smooth);
}

.value-card:hover {
    transform: translateY(-10px);
}

.value-card .icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

/* Offset Image-Text Section */
.split-section {
    display: flex;
    align-items: center;
    gap: 80px;
}

.split-section.reverse {
    flex-direction: row-reverse;
}

.split-image {
    flex: 1;
    position: relative;
}

.split-image img {
    border-radius: var(--border-radius);
    box-shadow: 30px 30px 0px var(--accent-color);
}

.split-text {
    flex: 1;
}

/* Dark Contrast Card */
.contrast-block {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 80px;
    border-radius: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contrast-block h2 {
    color: var(--text-light);
}

/* 7. Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 80px 5% 40px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-links a:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.footer-bottom {
    padding-top: 40px;
    text-align: center;
    font-size: 0.8rem;
    opacity: 0.6;
}

/* 8. Utility Classes */
.text-center { text-align: center; }
.mb-2 { margin-bottom: 2rem; }
.mt-2 { margin-top: 2rem; }
.bg-cream { background-color: var(--bg-light); }
.bg-white { background-color: var(--bg-white); }

/* 9. Responsive Design */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    h1 { font-size: 3.5rem; }
    h2 { font-size: 2.5rem; }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .split-section {
        gap: 40px;
    }
    
    .contrast-block {
        padding: 40px;
        gap: 30px;
    }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 5%;
    }

    h1 { font-size: 2.8rem; }
    h2 { font-size: 2rem; }

    .nav-links {
        display: none; /* In reality, implement a hamburger menu here */
    }

    .header {
        background: var(--bg-light);
    }

    .grid-4 {
        grid-template-columns: 1fr;
    }

    .split-section, .split-section.reverse {
        flex-direction: column;
    }

    .split-image img {
        box-shadow: 15px 15px 0px var(--accent-color);
    }

    .contrast-block {
        grid-template-columns: 1fr;
    }

    .footer-top {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* 10. Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    animation: fadeInUp 0.8s ease forwards;
}