/* Critical CSS for above-the-fold content */
/* Reset and Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

/* 页面加载完成后显示内容，防止闪烁 */
body.loaded {
    opacity: 1;
}

/* CSS Variables */
:root {
    /* Colors */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #64748b;
    --accent: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    --bg-overlay: rgba(15, 23, 42, 0.8);
    
    /* Border Colors */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --border-dark: #64748b;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    /* Typography */
    --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;
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: var(--space-4);
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 0.75rem;
    --border-radius-2xl: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* 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;
}

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
}

/* Language Switcher Styles */
.language-switcher {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-left: var(--space-6);
}

.language-btn {
    padding: var(--space-2) var(--space-3);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
}

.language-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.language-btn.language-active {
    color: var(--primary);
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.1);
    font-weight: var(--font-weight-semibold);
}

/* Mobile language switcher */
@media (max-width: 768px) {
    .language-switcher {
        margin-left: 0;
        margin-top: var(--space-4);
        justify-content: center;
    }
    
    .language-btn {
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-size-base);
    }
}

.navbar {
    padding: var(--space-4) 0;
}

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

.navbar-brand {
    flex-shrink: 0;
}

.brand-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.brand-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary);
    margin: 0;
    line-height: 1.2;
}

.brand-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    margin-top: var(--space-1);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: var(--space-6);
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background-color: rgba(37, 99, 235, 0.1);
}

/* Floating Contact Component Styles */
.floating-contact {
    position: relative;
    z-index: 1000;
}

.floating-contact-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    border: none;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
    opacity: 0.9;
}

.floating-contact-btn:hover {
    background: linear-gradient(135deg, #45a049, #4CAF50);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
    opacity: 1;
}

.floating-contact-btn i {
    font-size: 1.2rem;
}

.floating-contact-btn .contact-text {
    white-space: nowrap;
    font-weight: 600;
}

/* Contact Menu Styles */
.contact-menu {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 10px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transition: all 0.3s ease;
    min-width: 160px;
    overflow: hidden;
}

.floating-contact.active .contact-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.contact-menu-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 1px solid #f0f0f0;
}

.contact-menu-item:last-child {
    border-bottom: none;
}

.contact-menu-item:hover {
    background: #f8f9fa;
    color: #4CAF50;
}

.contact-menu-item i {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
    color: #666;
}

.contact-menu-item:hover i {
    color: #4CAF50;
}

.contact-menu-item span {
    font-size: 0.9rem;
    font-weight: 500;
    color: #333;
}

.contact-menu-item:hover span {
    color: #4CAF50;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .floating-buttons {
        bottom: 15px;
        right: 15px;
        gap: 10px;
    }
    
    .floating-contact-btn {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        justify-content: center;
        padding: 0;
        font-size: 0.8rem;
    }
    
    .floating-contact-btn .contact-text {
        display: none;
    }
    
    .contact-menu {
        right: -10px;
        min-width: 140px;
    }
    
    .contact-menu-item {
        padding: 0.6rem 0.8rem;
    }
    
    .contact-menu-item span {
        font-size: 0.8rem;
    }
}

.language-switch {
    display: flex;
    gap: var(--space-2);
    background: var(--bg-secondary);
    padding: var(--space-1);
    border-radius: var(--border-radius-lg);
}

.lang-btn {
    padding: var(--space-2) var(--space-3);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--bg-primary);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    min-width: 44px;
    min-height: 44px;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
    border-radius: 2px;
    transform-origin: center;
}

.menu-text {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-top: var(--space-1);
    font-weight: var(--font-weight-medium);
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.98) 100%);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: -4px 0 40px rgba(0, 0, 0, 0.15);
    z-index: var(--z-modal);
    padding: 0;
    transition: right 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.mobile-nav-menu.active {
    right: 0;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-6) var(--space-6) var(--space-4);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.8);
}

.mobile-nav-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.mobile-nav-close {
    background: none;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: var(--font-size-xl);
    transition: all 0.2s ease;
    position: relative;
}

.mobile-nav-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-primary);
    transform: scale(1.1);
}

.mobile-nav-close:active {
    transform: scale(0.95);
}

.mobile-nav-list {
    list-style: none;
    padding: var(--space-4) var(--space-4);
    margin: 0;
    flex: 1;
}

.mobile-nav-item {
    margin-bottom: var(--space-1);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.mobile-nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--primary);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: linear-gradient(135deg, var(--primary) 0%, #3b82f6 100%);
    color: white;
    transform: translateX(8px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.mobile-nav-link:hover::before,
.mobile-nav-link.active::before {
    transform: scaleY(1);
}

.mobile-nav-footer {
    padding: var(--space-6);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.8);
}

.mobile-language-switch {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    justify-content: center;
}

.mobile-lang-btn {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--border-radius-md);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all 0.2s ease;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
}

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

.mobile-contact-info {
    text-align: center;
}

.mobile-contact-text,
.mobile-contact-email {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: var(--space-1) 0;
    line-height: 1.4;
}

.mobile-contact-email {
    color: var(--primary);
    font-weight: var(--font-weight-medium);
}

/* Mobile menu responsive adjustments */
@media (max-width: 480px) {
    .mobile-nav-menu {
        width: 90%;
        max-width: none;
    }
    
    .mobile-nav-link {
        padding: var(--space-4) var(--space-4);
        font-size: var(--font-size-base);
    }
    
    .mobile-nav-title {
        font-size: var(--font-size-base);
    }
}

/* Main Content */
#main-content {
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 90px;
}

@media (max-width: 768px) {
    .hero {
        min-height: 60vh;
        padding-top: 70px;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 55vh;
        padding-top: 60px;
    }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e40af, #3b82f6, #2563eb);
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
    z-index: 1;
    overflow: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    opacity: 0.4;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: -200px;
    right: -150px;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    bottom: -100px;
    left: -100px;
    animation-delay: 2s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    top: 30%;
    left: 15%;
    animation-delay: 4s;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-inverse);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-6);
    line-height: 1.1;
}

.combined-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff, #f0f9ff, #e0f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    font-weight: var(--font-weight-bold);
    position: relative;
    display: inline-block;
}

.gradient-text::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa, #93c5fd);
    border-radius: 2px;
    opacity: 0.8;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.gradient-text:hover::after {
    transform: scaleX(1);
}

.title-accent {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.85em;
    font-weight: var(--font-weight-semibold);
    background: rgba(255, 255, 255, 0.15);
    padding: 0.25rem 1rem;
    border-radius: 2rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.title-accent:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}



.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-8);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    margin-bottom: var(--space-10);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-inverse);
    display: block;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    margin-top: var(--space-1);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border-radius: 0.75rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 140px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    color: #2563eb;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
    color: #1d4ed8;
}

.btn-outline {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.9);
    color: #2563eb;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: var(--space-3) 0;
    }
    
    .navbar-content {
        gap: var(--space-4);
    }
    
    .navbar-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .brand-title {
        font-size: var(--font-size-xl);
    }
    
    .brand-subtitle {
        display: none;
    }
    
    .language-switch {
        order: -1;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .lang-btn {
        padding: 0.5rem 0.75rem;
        font-size: var(--font-size-xs);
    }
    
    .combined-title {
        flex-direction: column;
        gap: var(--space-2);
        margin-top: 20px;
    }
    
    .gradient-text {
        font-size: 0.9em;
    }
    
    .title-accent {
        font-size: 0.7em;
    }
    
    .hero-stats {
        gap: var(--space-4);
    }
    
    .stat-number {
        font-size: var(--font-size-2xl);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        margin-bottom: 20px;
    }
    
    .btn {
        width: 100%;
        max-width: 200px;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: var(--space-2) 0;
    }
    
    .brand-title {
        font-size: var(--font-size-lg);
    }
    
    .language-switch {
        gap: var(--space-1);
        padding: var(--space-1);
    }
    
    .lang-btn {
        padding: 0.4rem 0.6rem;
        font-size: var(--font-size-xxs);
    }
    
    .mobile-menu-toggle {
        padding: 10px;
        min-width: 40px;
        min-height: 40px;
    }
    
    .hamburger-line {
        width: 18px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .container {
        padding: 0 var(--space-3);
    }
    
    .brand-subtitle {
        font-size: var(--font-size-xs);
    }
}