/* =====================================================
   IRENE APARTMENTS - Luxury Accommodation Website
   ===================================================== */

/* CSS Variables - Sophisticated Color Palette */
:root {
    /* Primary Colors - Deep Navy & Gold */
    --color-primary: #1a2a3a;
    --color-primary-light: #2d4a5e;
    --color-primary-dark: #0f1a24;
    
    /* Accent Colors - Warm Gold */
    --color-accent: #c9a962;
    --color-accent-light: #dfc68a;
    --color-accent-dark: #a88b42;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-off-white: #f8f6f3;
    --color-cream: #f5f0e8;
    --color-gray-light: #e8e4de;
    --color-gray: #9a9590;
    --color-gray-dark: #5a5550;
    --color-black: #1a1a1a;
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Jost', 'Helvetica Neue', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    /* Header Height */
    --header-height: 80px;
}

/* =====================================================
   Reset & Base Styles
   ===================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-black);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Section Spacing */
section {
    padding: var(--space-2xl) 0;
}

/* =====================================================
   Typography
   ===================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-header.light .section-title,
.section-header.light .section-subtitle {
    color: var(--color-white);
}

.section-badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section-title {
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-gray-dark);
    max-width: 600px;
    margin: 0 auto;
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-primary-dark);
    border: 2px solid var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.btn-light {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-white);
}

.btn-light:hover {
    background: transparent;
    color: var(--color-white);
}

.btn-book {
    background: var(--color-accent);
    color: var(--color-primary-dark);
    padding: 0.625rem 1.25rem;
    font-size: 0.8rem;
}

.btn-book:hover {
    background: var(--color-accent-light);
}

/* =====================================================
   Header
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent);
    opacity: 1;
    transition: opacity var(--transition-base);
}

.header.scrolled::before {
    opacity: 0;
}

.header.scrolled {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    height: 70px;
}

.header-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.logo {
    z-index: 10;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-white);
    transition: color var(--transition-base);
}

.header.scrolled .logo-text {
    color: var(--color-primary);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    position: relative;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-white);
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.header.scrolled .nav-link {
    color: var(--color-primary);
}

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

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

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

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 10;
}

.language-selector {
    position: relative;
}

.current-lang {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-white);
    cursor: pointer;
    padding: var(--space-xs);
    transition: color var(--transition-fast);
}

.header.scrolled .current-lang {
    color: var(--color-primary);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    min-width: 120px;
}

.language-selector:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown li a {
    display: block;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-primary);
    transition: background var(--transition-fast);
}

.lang-dropdown li a:hover {
    background: var(--color-cream);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-xs);
    z-index: 10;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-base);
}

.header.scrolled .mobile-menu-toggle span {
    background: var(--color-primary);
}

/* =====================================================
   Hero Slider
   ===================================================== */
.hero-slider {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.slides {
    position: absolute;
    inset: 0;
}

.slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(26, 42, 58, 0.4) 0%,
        rgba(26, 42, 58, 0.2) 50%,
        rgba(26, 42, 58, 0.6) 100%
    );
}

/* Placeholder background when no images */
.slide {
    background-color: var(--color-primary);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(201, 169, 98, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(201, 169, 98, 0.08) 0%, transparent 50%),
        linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--color-white);
    z-index: 10;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 300;
    color: var(--color-white);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
    animation: fadeInUp 1s ease 0.3s backwards;
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.05em;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.6s backwards;
}

/* Slider Controls */
.slider-controls {
    position: absolute;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 10;
}

.slider-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-base);
}

.slider-btn:hover {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.slider-dots {
    display: flex;
    gap: var(--space-xs);
}

.slider-dot {
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
}

.slider-dot.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    opacity: 0.7;
    animation: bounce 2s infinite;
    z-index: 10;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================================
   Booking Section
   ===================================================== */
.booking-section {
    background: var(--color-primary);
    padding: var(--space-lg) 0;
    margin-top: -60px;
    position: relative;
    z-index: 20;
}

.booking-form {
    display: flex;
    align-items: flex-end;
    gap: var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-xl);
}

.booking-field {
    flex: 1;
    min-width: 180px;
}

.booking-field label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray);
    margin-bottom: var(--space-xs);
}

.booking-field label .material-icons {
    font-size: 1rem;
    color: var(--color-accent);
}

.booking-field input,
.booking-field select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius-sm);
    background: var(--color-off-white);
    color: var(--color-primary);
    transition: border-color var(--transition-fast);
}

.booking-field input:focus,
.booking-field select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.booking-form .btn-primary {
    flex-shrink: 0;
    padding: 0.875rem 2rem;
}

/* =====================================================
   Introduction Section
   ===================================================== */
.intro-section {
    padding: var(--space-2xl) 0;
    background: var(--color-off-white);
}

.intro-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.intro-content {
    padding-right: var(--space-xl);
}

.intro-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.intro-content .section-title {
    margin-bottom: var(--space-md);
}

.intro-divider {
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    margin-bottom: var(--space-md);
}

.intro-text {
    color: var(--color-gray-dark);
    margin-bottom: var(--space-md);
}

.intro-text strong {
    color: var(--color-primary);
}

.intro-image {
    position: relative;
}

.intro-image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    /* Placeholder styling */
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    min-height: 400px;
}

.intro-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 40%;
    height: 40%;
    border: 3px solid var(--color-accent);
    border-radius: var(--radius-md);
    z-index: -1;
}

/* =====================================================
   Apartments Section
   ===================================================== */
.apartments-section {
    padding: var(--space-2xl) 0;
    background: var(--color-white);
}

.apartments-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.apartment-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.apartment-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.apartment-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.apartment-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    /* Placeholder styling */
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
}

.apartment-card:hover .apartment-image img {
    transform: scale(1.08);
}

.apartment-badge {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    padding: 0.25rem 0.75rem;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.apartment-content {
    padding: var(--space-md);
}

.apartment-type {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.apartment-title {
    font-size: 1.25rem;
    margin: var(--space-xs) 0 var(--space-sm);
    color: var(--color-primary);
}

.apartment-desc {
    font-size: 0.9rem;
    color: var(--color-gray-dark);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.apartment-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.apartment-link:hover {
    color: var(--color-accent);
}

.apartment-link .material-icons {
    font-size: 1rem;
    transition: transform var(--transition-fast);
}

.apartment-link:hover .material-icons {
    transform: translateX(4px);
}

.apartments-cta {
    text-align: center;
    margin-top: var(--space-xl);
}

/* =====================================================
   Amenities Section
   ===================================================== */
.amenities-section {
    padding: var(--space-2xl) 0;
    background: var(--color-primary);
    position: relative;
}

.amenities-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(201, 169, 98, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(201, 169, 98, 0.08) 0%, transparent 40%);
}

.amenities-section .container {
    position: relative;
    z-index: 1;
}

.amenities-section .section-header.light .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.info-boxes {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.info-box {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.info-box .material-icons {
    font-size: 1.75rem;
    color: var(--color-accent);
}

.info-content {
    display: flex;
    flex-direction: column;
}

.info-content strong {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
}

.info-content span {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
}

.amenities-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-md);
}

.amenity-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.amenity-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.amenity-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border-radius: 50%;
    margin-bottom: var(--space-sm);
}

.amenity-icon .material-icons {
    font-size: 1.5rem;
    color: var(--color-primary-dark);
}

.amenity-card h4 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-white);
    letter-spacing: 0.02em;
}

/* =====================================================
   CTA Section
   ===================================================== */
.cta-section {
    position: relative;
    padding: var(--space-2xl) 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    /* Placeholder background */
    background-color: var(--color-primary-light);
    background-image: 
        linear-gradient(135deg, rgba(26, 42, 58, 0.9) 0%, rgba(45, 74, 94, 0.85) 100%);
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26, 42, 58, 0.7);
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.cta-content p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-lg);
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background: var(--color-primary-dark);
    padding: var(--space-2xl) 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--space-md);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--color-accent);
    color: var(--color-primary-dark);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.footer-links ul li {
    margin-bottom: var(--space-xs);
}

.footer-links ul li a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-links ul li a:hover {
    color: var(--color-accent);
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact ul li .material-icons {
    font-size: 1.1rem;
    color: var(--color-accent);
}

.footer-contact ul li a {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-contact ul li a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) 0;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-md);
}

.footer-bottom-links a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

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

/* =====================================================
   Back to Top Button
   ===================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-accent-dark);
    transform: translateY(-4px);
}

/* =====================================================
   Responsive Design
   ===================================================== */
@media (max-width: 1200px) {
    .apartments-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .amenities-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 992px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--color-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: right var(--transition-base);
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: var(--space-lg);
    }
    
    .nav-link {
        font-size: 1.25rem;
        color: var(--color-white) !important;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .booking-form {
        flex-wrap: wrap;
    }
    
    .booking-field {
        min-width: calc(50% - var(--space-sm));
    }
    
    .intro-section .container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .intro-content {
        padding-right: 0;
        text-align: center;
    }
    
    .intro-divider {
        margin: 0 auto var(--space-md);
    }
    
    .apartments-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .amenities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 4rem;
    }
    
    .header-actions .btn-book {
        display: none;
    }
    
    .booking-form {
        flex-direction: column;
        padding: var(--space-md);
    }
    
    .booking-field {
        width: 100%;
        min-width: 100%;
    }
    
    .booking-form .btn-primary {
        width: 100%;
    }
    
    .slider-controls {
        bottom: 80px;
    }
    
    .apartments-grid {
        grid-template-columns: 1fr;
    }
    
    .apartment-image {
        height: 250px;
    }
    
    .info-boxes {
        flex-direction: column;
        align-items: center;
    }
    
    .amenities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-contact ul li {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        letter-spacing: 0.1em;
    }
    
    .slider-btn {
        width: 40px;
        height: 40px;
    }
    
    .amenities-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
    
    .amenity-card {
        padding: var(--space-sm);
    }
    
    .amenity-icon {
        width: 50px;
        height: 50px;
    }
}

/* =====================================================
   Page-specific Styles (for additional pages)
   ===================================================== */

/* Page Header (for inner pages) */
.page-header {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    padding-bottom: var(--space-xl);
    background: var(--color-primary);
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(201, 169, 98, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(201, 169, 98, 0.08) 0%, transparent 50%);
}

.page-header .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.page-header .section-title {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

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