/* ================================
   QVL.kz - CSS Stylesheet
   Design: Refined minimalism with Silk Road influences
   ================================ */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #1A4B6E;
    --color-primary-dark: #0F3A5A;
    --color-primary-light: #2A6B9E;
    --color-accent: #B8860B;
    --color-accent-light: #D4A84B;
    --color-sand: #D4C4A8;
    --color-sand-light: #E8DCC8;
    --color-bg: #FAFAF7;
    --color-bg-alt: #F5F3EE;
    --color-text: #2C2C2C;
    --color-text-light: #6B7280;
    --color-white: #FFFFFF;
    --color-border: #E5E2DB;
    
    /* Typography */
    --font-primary: 'Source Sans 3', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 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: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* 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;
    --spacing-4xl: 6rem;
    --spacing-5xl: 8rem;
    
    /* Layout */
    --max-width: 1200px;
    --max-width-narrow: 960px;
    --header-height: 80px;
    
    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text);
}

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

address {
    font-style: normal;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

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

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

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

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

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

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
}

.logo-img {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    transition: filter var(--transition-base);
}

.header.scrolled .logo-img {
    filter: brightness(1) invert(0);
}

.footer-logo-img {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    margin-bottom: var(--spacing-sm);
}

.logo-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    transition: color var(--transition-fast);
}

.header:not(.scrolled) .logo-text {
    color: var(--color-white);
}

.logo-tagline {
    font-size: var(--font-size-xs);
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.header:not(.scrolled) .logo-tagline {
    color: rgba(255, 255, 255, 0.8);
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text);
    transition: color var(--transition-fast);
    position: relative;
}

.header:not(.scrolled) .nav-link {
    color: var(--color-white);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

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

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

.lang-switcher {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.header.scrolled .lang-switcher {
    background-color: var(--color-bg-alt);
}

.lang-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-light);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header:not(.scrolled) .lang-btn {
    color: rgba(255, 255, 255, 0.7);
}

.lang-btn:hover {
    color: var(--color-primary);
}

.header:not(.scrolled) .lang-btn:hover {
    color: var(--color-white);
}

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

.header:not(.scrolled) .lang-btn.active {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.header-cta {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.header:not(.scrolled) .header-cta {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.header:not(.scrolled) .header-cta:hover {
    background-color: transparent;
    color: var(--color-white);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 6px;
}

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

.header:not(.scrolled) .mobile-menu-btn span {
    background-color: var(--color-white);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-5xl) 0 var(--spacing-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 75, 110, 0.85) 0%, rgba(15, 58, 90, 0.9) 50%, rgba(10, 45, 66, 0.95) 100%),
                url('/images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(184, 134, 11, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(184, 134, 11, 0.08) 0%, transparent 40%);
    z-index: 1;
}

.hero-pattern::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L30 60M0 30L60 30M15 15L45 45M45 15L15 45' stroke='rgba(255,255,255,0.03)' stroke-width='1' fill='none'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-title {
    font-size: clamp(var(--font-size-4xl), 8vw, var(--font-size-6xl));
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-subtitle {
    font-size: clamp(var(--font-size-lg), 3vw, var(--font-size-xl));
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-3xl);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero .btn-outline {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.5);
}

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

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: fadeIn 1s ease 1s forwards;
    opacity: 0;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

/* Sections */
.section {
    padding: var(--spacing-5xl) 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.section-label {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-4xl));
    margin-bottom: var(--spacing-md);
}

.section-desc {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background-color: var(--color-bg);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: url('/images/about-bg.png');
    background-size: cover;
    background-position: center;
    opacity: 0.1;
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.about-content {
    padding-right: var(--spacing-2xl);
}

.about-lead {
    font-size: var(--font-size-xl);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.about-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.feature {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.feature:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-sand-light);
    border-radius: var(--radius-md);
    color: var(--color-primary);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.feature p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin: 0;
}

/* Services Section */
.services {
    background-color: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.service-card {
    position: relative;
    padding: var(--spacing-2xl);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background-color: var(--color-accent);
    transition: height var(--transition-base);
}

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

.service-card:hover::before {
    height: 100%;
}

.service-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-sand);
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.service-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin: 0;
}

/* Destinations Section */
.destinations {
    background-color: var(--color-bg);
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.destination-card {
    position: relative;
    min-height: 280px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    transition: all var(--transition-base);
}

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

.destination-featured {
    grid-column: span 2;
    grid-row: span 2;
}

.destination-content {
    position: absolute;
    inset: 0;
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
}

.destination-tag {
    display: inline-block;
    width: fit-content;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    backdrop-filter: blur(4px);
}

.destination-card h3 {
    font-size: var(--font-size-2xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.destination-featured h3 {
    font-size: var(--font-size-3xl);
}

.destination-card p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    line-height: 1.5;
}

/* Process Section */
.process {
    background-color: var(--color-bg-alt);
}

.process-steps {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.process-step {
    flex: 1;
    text-align: center;
    padding: var(--spacing-xl);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    background-color: var(--color-primary);
    border-radius: 50%;
    margin-bottom: var(--spacing-lg);
}

.process-step h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.process-step p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin: 0;
}

.process-connector {
    flex-shrink: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(to right, var(--color-sand), var(--color-primary));
    margin-top: 48px;
}

/* Contact Section */
.contact {
    background-color: var(--color-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.contact-info .section-label {
    text-align: left;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.contact-lead {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-2xl);
}

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

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-sand-light);
    border-radius: var(--radius-md);
    color: var(--color-primary);
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-detail {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.contact-detail a,
.contact-detail address {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-text);
}

.contact-detail a:hover {
    color: var(--color-primary);
}

.contact-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-xl);
}

.contact-card-content {
    text-align: center;
}

.contact-card h3 {
    font-size: var(--font-size-2xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.contact-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xl);
}

.contact-cta-group {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

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

.contact-card .btn-primary:hover {
    background-color: transparent;
    color: var(--color-white);
}

.contact-card .btn-outline {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.5);
}

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

.contact-note {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Footer */
.footer {
    background-color: var(--color-text);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--spacing-xl);
}

.footer .logo-text {
    color: var(--color-white);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    margin-top: var(--spacing-xs);
}

.footer-nav {
    display: flex;
    gap: var(--spacing-2xl);
}

.footer-nav a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

.footer-legal {
    text-align: center;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin: var(--spacing-xl) 0;
}

.company-name {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
}

.company-bin {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

.footer-location {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-3xl);
    }
    
    .about-content {
        padding-right: 0;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .destinations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .destination-featured {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .process-steps {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .process-connector {
        display: none;
    }
    
    .process-step {
        flex: 0 0 calc(50% - var(--spacing-md));
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-3xl);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background-color: var(--color-white);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-lg);
        color: var(--color-text) !important;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-link::after {
        display: none;
    }
    
    .header-cta {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .lang-switcher {
        background-color: var(--color-bg-alt);
    }
    
    .header:not(.scrolled) .lang-btn {
        color: var(--color-text-light);
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--spacing-xl);
    }
    
    .stat {
        flex: 0 0 calc(33% - var(--spacing-md));
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .destinations-grid {
        grid-template-columns: 1fr;
    }
    
    .destination-featured {
        grid-column: span 1;
    }
    
    .process-step {
        flex: 0 0 100%;
    }
    
    .footer-main {
        flex-direction: column;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-lg);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .stat {
        flex: 0 0 100%;
    }
    
    .hero-stats {
        flex-direction: column;
    }
    
    .feature {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-cta-group {
        flex-direction: column;
    }
    
    .contact-cta-group .btn {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .header,
    .hero-scroll,
    .btn {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
        page-break-inside: avoid;
    }
}