/* ============================================
   오송부동산 - Main Stylesheet
   SEO Optimized, Responsive Design
   Core Web Vitals Optimized (CLS/LCP)
   ============================================ */

/* CSS Variables for consistent theming */
:root {
    /* Colors */
    --color-primary: #1a5f7a;
    --color-primary-dark: #134b60;
    --color-primary-light: #2d7a9a;
    --color-secondary: #57c5b6;
    --color-accent: #159895;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    /* Neutrals */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Typography */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Layout */
    --container-max: 1200px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

ul {
    list-style: none;
}

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

/* ============================================
   Layout Components
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header-left {
    text-align: left;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.logo-icon {
    font-size: var(--font-size-2xl);
}

.nav {
    display: none;
    height: 100%;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    height: 100%;
    margin: 0;
    padding: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    height: var(--header-height);
    font-weight: 500;
    color: var(--color-gray-600);
    padding: 0 var(--spacing-sm);
    position: relative;
    line-height: var(--header-height);
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Language Selector */
.lang-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--color-gray-700);
    transition: background var(--transition-fast);
}

.lang-btn:hover {
    background: var(--color-gray-200);
}

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

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

.lang-dropdown button {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    color: var(--color-gray-700);
    transition: background var(--transition-fast);
}

.lang-dropdown button:hover,
.lang-dropdown button.active {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

/* CTA Button in Header */
.cta-btn {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    font-weight: 500;
    transition: background var(--transition-fast);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-full {
    width: 100%;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.65) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.hero-title .highlight {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 400;
    opacity: 0.9;
    margin-top: var(--spacing-sm);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.feature-icon {
    color: var(--color-secondary);
    font-weight: 700;
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: var(--spacing-3xl) 0;
    background: var(--color-gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

/* ============================================
   Properties Section
   ============================================ */
.properties {
    padding: var(--spacing-3xl) 0;
}

.properties-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

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

.property-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.property-image {
    position: relative;
    /* Prevent CLS by reserving space */
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.property-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.property-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-full);
}

.property-badge.badge-rent {
    background: var(--color-success);
}

.property-badge.badge-invest {
    background: var(--color-warning);
}

.property-info {
    padding: var(--spacing-lg);
}

.property-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.property-location {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.property-details {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.property-price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
}

.properties-cta {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* ============================================
   FAQ Section
   ============================================ */
.faq {
    padding: var(--spacing-3xl) 0;
    background: var(--color-gray-50);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-lg);
    font-weight: 600;
    color: var(--color-gray-800);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-gray-50);
}

.faq-question::after {
    content: '+';
    font-size: var(--font-size-xl);
    font-weight: 400;
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: var(--spacing-3xl) 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    /* Content */
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
}

.contact-icon {
    font-size: var(--font-size-2xl);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.contact-item p,
.contact-item a {
    color: var(--color-gray-600);
}

.contact-form-wrapper {
    background: var(--color-gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-weight: 500;
    color: var(--color-gray-700);
}

.form-group input[type="text"],
.form-group input[type="tel"] {
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
}

.form-checkbox {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox label {
    font-size: var(--font-size-sm);
    cursor: pointer;
}

/* ============================================
   Location Section
   ============================================ */
.location {
    padding: var(--spacing-3xl) 0;
    background: var(--color-gray-50);
}

.location-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.map-container {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    /* Prevent CLS */
    aspect-ratio: 16 / 9;
}

.map-container iframe {
    width: 100%;
    height: 100%;
}

.location-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.location-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
}

.location-card ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.location-card li {
    color: var(--color-gray-600);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-white);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-desc {
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.footer-info h4,
.footer-links h4 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.footer-info ul,
.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-info li {
    font-size: var(--font-size-sm);
}

.footer-links a {
    color: var(--color-gray-300);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--color-gray-700);
    padding-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
    font-size: var(--font-size-sm);
}

.footer-bottom a {
    color: var(--color-secondary);
}

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

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

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
}

/* ============================================
   Floating Social Bar
   ============================================ */
.floating-bar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 998;
}

.floating-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    color: var(--color-white);
    transition: all var(--transition-base);
    position: relative;
}

.floating-item svg {
    width: 24px;
    height: 24px;
}

.floating-item:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.floating-tooltip {
    position: absolute;
    right: 60px;
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: 6px 12px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all var(--transition-fast);
}

.floating-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--color-gray-900);
}

.floating-item:hover .floating-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* Floating item colors */
.floating-phone {
    background: linear-gradient(135deg, #1a5f7a 0%, #2d7a9a 100%);
}

.floating-blog {
    background: linear-gradient(135deg, #03C75A 0%, #00B74A 100%);
}

.floating-cafe {
    background: linear-gradient(135deg, #00C73C 0%, #00A832 100%);
}

.floating-youtube {
    background: linear-gradient(135deg, #FF0000 0%, #CC0000 100%);
}

.floating-facebook {
    background: linear-gradient(135deg, #1877F2 0%, #0C5DC7 100%);
}

.floating-tiktok {
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
}

.floating-kakao {
    background: linear-gradient(135deg, #FEE500 0%, #F5DC00 100%);
    color: #3C1E1E;
}

.floating-kakao svg {
    fill: #3C1E1E;
}

/* Mobile floating bar */
@media (max-width: 767px) {
    .floating-bar {
        right: 10px;
        gap: 8px;
    }
    
    .floating-item {
        width: 40px;
        height: 40px;
    }
    
    .floating-item svg {
        width: 20px;
        height: 20px;
    }
    
    .floating-tooltip {
        display: none;
    }
}

/* ============================================
   Mobile Navigation
   ============================================ */
.nav.mobile-open {
    display: block;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.nav.mobile-open .nav-list {
    flex-direction: column;
    gap: var(--spacing-md);
}

.nav.mobile-open .nav-link {
    display: block;
    padding: var(--spacing-md);
    font-size: var(--font-size-lg);
    border-bottom: 1px solid var(--color-gray-100);
}

/* ============================================
   Responsive Styles
   ============================================ */

/* Tablet (768px and up) */
@media (min-width: 768px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .hero-title .highlight {
        font-size: var(--font-size-3xl);
    }
    
    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .properties-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr 1fr;
    }
    
    .location-wrapper {
        grid-template-columns: 1fr;
    }
    
    .map-container-full {
        aspect-ratio: 21 / 9;
    }
    
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
    .nav {
        display: flex;
        align-items: center;
        height: 100%;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .cta-btn {
        display: flex;
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .properties-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Large Desktop (1280px and up) */
@media (min-width: 1280px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ============================================
   Utility Classes
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .header,
    .hero-bg,
    .back-to-top,
    .lang-selector,
    .cta-btn,
    .mobile-menu-btn {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
}