:root {
    --primary: #0f1115;
    --accent: #d4af37;
    --accent-hover: #f0c950;
    --text-main: #333;
    --text-muted: #888;
    --bg-light: #f8f9fa;
    --glass-bg: rgba(15, 17, 21, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body, html {
    font-family: 'Poppins', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
}

h1, h2, h3, h4, h5, h6, .serif-font {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader-logo {
    height: 100px;
    animation: shineLogo 2s infinite ease-in-out;
}

.loading-bar-container {
    width: 250px;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 auto;
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.loading-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--accent);
    animation: loadProgress 0.5s ease-in-out forwards;
}

@keyframes shineLogo {
    0% { filter: drop-shadow(0 0 0 rgba(212, 175, 55, 0)); opacity: 0.8; }
    50% { filter: drop-shadow(0 0 15px rgba(212, 175, 55, 0.4)); opacity: 1; }
    100% { filter: drop-shadow(0 0 0 rgba(212, 175, 55, 0)); opacity: 0.8; }
}

@keyframes loadProgress {
    0% { width: 0%; }
    40% { width: 60%; }
    100% { width: 100%; }
}

body.loaded #preloader {
    opacity: 0;
    visibility: hidden;
}

/* Animación de revelación de contenido premium al terminar la precarga */
body:not(.loaded) .hero,
body:not(.loaded) main,
body:not(.loaded) .container,
body:not(.loaded) .navbar {
    opacity: 0;
    transform: translateY(15px);
}

body.loaded .hero,
body.loaded main,
body.loaded .container,
body.loaded .navbar {
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 1;
    transform: translateY(0);
}

/* Navbar */
.glass-navbar {
    background: rgba(15, 17, 21, 0.8) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.glass-navbar.scrolled {
    background: rgba(15, 17, 21, 1) !important;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.navbar-nav .nav-link {
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.8) !important;
}

.navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
    color: var(--accent) !important;
}

/* Hero Section */
.hero {
    height: 100vh;
    height: 100dvh;
    background: linear-gradient(rgba(15, 17, 21, 0.2), rgba(15, 17, 21, 0.4)), url('../img/hero-lujo.png') center/cover no-repeat fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero h1 {
    font-size: 4rem;
    color: #fff;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
    margin-bottom: 2rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.8);
    font-size: 2.5rem;
    animation: bounce 2s infinite;
    z-index: 10;
    text-decoration: none;
    transition: color 0.3s ease;
}

.scroll-indicator:hover {
    color: var(--accent);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-20px) translateX(-50%);
    }
    60% {
        transform: translateY(-10px) translateX(-50%);
    }
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
}

/* Buttons */
.btn-premium {
    background-color: var(--accent);
    color: #fff;
    border: none;
    border-radius: 30px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn-premium:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
    color: #fff;
}

/* Property Cards */
.property-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.4s ease;
    background: #fff;
}

.property-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1) !important;
}

.property-card img {
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.property-card:hover img {
    transform: scale(1.05);
}

.badge-premium {
    background: var(--accent);
    color: #000;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Inputs & Forms in Dark Panels */
.glass-panel .form-control, .glass-panel .form-select,
.filter-sidebar .form-control, .filter-sidebar .form-select {
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    border-radius: 10px;
    padding: 12px 15px;
}

.glass-panel .form-control:focus, .glass-panel .form-select:focus,
.filter-sidebar .form-control:focus, .filter-sidebar .form-select:focus {
    background-color: rgba(255,255,255,0.1);
    border-color: var(--accent);
    box-shadow: none;
    color: #fff;
}

.glass-panel .form-control::placeholder,
.filter-sidebar .form-control::placeholder {
    color: rgba(255,255,255,0.5);
}

.glass-panel .form-select option,
.filter-sidebar .form-select option {
    background-color: #fff;
    color: #000;
}

/* Dashboard SaaS */
.sidebar {
    background-color: var(--primary) !important;
}

.sidebar a {
    font-size: 0.95rem;
    font-weight: 500;
}

.dashboard-card {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: transform 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
}

/* Mobile Responsiveness */
@media (max-width: 991px) {
    .glass-navbar {
        background: rgba(15, 17, 21, 0.98) !important;
    }
    .navbar-toggler {
        opacity: 1 !important;
        background-color: rgba(255,255,255,0.1);
        border-radius: 8px;
        padding: 8px 12px;
    }
    .navbar-toggler-icon {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
    }
    .navbar-collapse {
        background: rgba(15, 17, 21, 0.98);
        padding: 1.5rem;
        border-radius: 15px;
        margin-top: 15px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    }
    .glass-panel {
        padding: 15px !important;
        margin-top: 20px !important;
    }
    .hero {
        height: auto !important;
        min-height: 100vh !important;
        min-height: 100dvh !important;
        padding-top: 120px !important;
        padding-bottom: 60px !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
    }
    .scroll-indicator {
        display: none !important;
    }
    .hero h1 {
        font-size: 2.5rem;
        margin-top: 0;
    }
    .btn-premium.w-md-50 {
        width: 100% !important;
    }
}