/*
Theme Name: DHB Shrinath Premium SPA
Description: A premium, dependency-free Single Page Application theme for real estate.
Version: 3.0.0
Author: Manus AI
*/

:root {
    --primary: #1a1a1a;
    --accent: #c5a059; /* Premium Gold */
    --accent-hover: #b38f4d;
    --text: #333333;
    --text-light: #666666;
    --bg: #ffffff;
    --bg-alt: #f9f9f9;
    --border: #eeeeee;
    --radius: 8px;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

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

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

img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: #fff;
    transition: var(--transition);
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.site-header.scrolled {
    padding: 12px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.logo-container img { height: 40px; width: auto; }
.site-title-text { font-size: 1.5rem; font-weight: 700; color: var(--primary); }

.main-nav .primary-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--primary);
}

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

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

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

/* SPA Content Area */
#site-main {
    padding-top: 120px;
    min-height: 80vh;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
    background: var(--bg-alt);
    margin-bottom: 60px;
    border-radius: var(--radius);
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--primary);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 30px;
}

/* Property Grid */
.properties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.property-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.property-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.property-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.property-thumb {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.property-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.property-card:hover .property-thumb img { transform: scale(1.1); }

.property-status {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent);
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.property-info { padding: 25px; }
.property-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 10px;
}

.property-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.property-location {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.property-meta-mini {
    display: flex;
    gap: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Single Property */
.single-property-header { margin-bottom: 40px; }
.property-main-image {
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.gallery-thumbnails {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.gallery-thumbnails img {
    width: 100px;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition);
}

.gallery-thumbnails img.active, .gallery-thumbnails img:hover { opacity: 1; }

.property-details-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.property-description h2 { margin-bottom: 20px; }
.property-description p { margin-bottom: 20px; color: var(--text-light); }

.property-sidebar {
    background: var(--bg-alt);
    padding: 30px;
    border-radius: var(--radius);
    height: fit-content;
    position: sticky;
    top: 140px;
}

.sidebar-widget { margin-bottom: 30px; }
.sidebar-widget h3 { margin-bottom: 20px; font-size: 1.2rem; }

/* Forms */
.form-group { margin-bottom: 15px; }
.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.1);
}

/* Footer */
#site-footer {
    background: var(--primary);
    color: #fff;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-menu {
    display: flex;
    list-style: none;
    gap: 20px;
    margin-bottom: 30px;
    justify-content: center;
}

.site-info {
    text-align: center;
    font-size: 0.9rem;
    color: #888;
    border-top: 1px solid #333;
    padding-top: 30px;
}

/* Mobile Menu */
.mobile-menu-toggle { display: none; background: none; border: none; cursor: pointer; }
.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--primary);
    margin: 5px 0;
    transition: var(--transition);
}

@media (max-width: 992px) {
    .main-nav {
        position: fixed;
        top: 0;
        right: -300px;
        width: 300px;
        height: 100vh;
        background: #fff;
        z-index: 1001;
        padding: 80px 40px;
        transition: var(--transition);
        box-shadow: -5px 0 20px rgba(0,0,0,0.1);
    }

    .menu-open .main-nav { right: 0; }
    .main-nav .primary-menu { flex-direction: column; }
    .mobile-menu-toggle { display: block; }
    .property-details-grid { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2.5rem; }
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.menu-open .mobile-menu-overlay { opacity: 1; visibility: visible; }