/* ============================================
   FloorPlanPro - World Class Design System
   ============================================ */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color System - Modern & Refined */
    --primary: #007AFF;
    --primary-dark: #0051D5;
    --primary-light: #5AC8FA;
    --secondary: #5856D6;
    --success: #34C759;
    --error: #FF3B30;
    --warning: #FF9500;
    --info: #007AFF;
    
    /* Neutrals */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Semantic Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: var(--gray-50);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);
    --border: var(--gray-200);
    --border-hover: var(--gray-300);
    
    /* Shadows - Layered depth */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --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);
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    
    /* Spacing Scale */
    --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;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-Index Scale */
    --z-base: 0;
    --z-dropdown: 1000;
    --z-sticky: 1100;
    --z-modal-backdrop: 2000;
    --z-modal: 2100;
    --z-notification: 3000;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--border);
    transition: all var(--transition-base);
}

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

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-actions {
    display: flex;
    gap: var(--space-3);
    align-items: center;
}

/* ============================================
   Buttons - World Class Design
   ============================================ */

.btn {
    padding: var(--space-3) var(--space-6);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--gray-100);
    border-color: var(--border-hover);
}

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

.btn-outline:hover:not(:disabled) {
    background: var(--primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Google Sign-In Button */
.btn-google {
    background: #ffffff;
    color: var(--gray-700);
    font-weight: 500;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.btn-google:hover:not(:disabled) {
    background: var(--gray-50);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-hover);
}

.btn-google svg {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
}

/* Apple Sign-In Button */
.btn-apple {
    background: #000000;
    color: white;
    font-weight: 500;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.btn-apple:hover:not(:disabled) {
    background: #1a1a1a;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-apple svg {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
    display: flex;
}

.btn-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    color: white;
    padding: var(--space-20) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-6);
    animation: fadeInDown 0.6s ease-out;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease-out;
}

.hero-title-line {
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: var(--space-8);
    opacity: 0.95;
    max-width: 600px;
    animation: fadeInUp 1s ease-out;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
    flex-wrap: wrap;
    animation: fadeInUp 1.2s ease-out;
}

.btn-arrow {
    margin-left: var(--space-2);
    transition: transform 0.3s ease;
}

.btn-primary:hover .btn-arrow {
    transform: translateX(4px);
}

.hero-stats {
    display: flex;
    gap: var(--space-8);
    animation: fadeInUp 1.4s ease-out;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease-out;
}

.screenshot-placeholder {
    position: relative;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
}

.screenshot-placeholder.animated {
    animation: float 6s ease-in-out infinite;
}

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

.hero-shine {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 70%
    );
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.mock-floorplan {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.05) 100%);
    border-radius: var(--radius-xl);
}

.floorplan-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 20px 20px;
}

.floorplan-rooms {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: var(--space-6);
}

.room {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-md);
    animation: roomPulse 4s ease-in-out infinite;
}

.room-1 {
    top: 10%;
    left: 10%;
    width: 35%;
    height: 40%;
    animation-delay: 0s;
}

.room-2 {
    top: 10%;
    right: 10%;
    width: 45%;
    height: 30%;
    animation-delay: 1.3s;
}

.room-3 {
    bottom: 20%;
    left: 15%;
    width: 70%;
    height: 35%;
    animation-delay: 2.6s;
}

@keyframes roomPulse {
    0%, 100% { 
        opacity: 0.3;
        transform: scale(1);
    }
    50% { 
        opacity: 0.6;
        transform: scale(1.05);
    }
}

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    animation: fadeIn 2s ease-out, bounce 2s ease-in-out infinite 2s;
}

.scroll-arrow {
    margin-top: var(--space-2);
    font-size: 1.5rem;
    animation: bounce 2s ease-in-out infinite;
}

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

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--space-6);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--space-8);
    opacity: 0.95;
    line-height: 1.6;
    font-weight: 400;
}

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease-out 0.2s both;
}

.screenshot-placeholder {
    width: 100%;
    max-width: 400px;
    height: 600px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-2xl);
    transition: transform var(--transition-slow);
}

.screenshot-placeholder:hover {
    transform: scale(1.02);
}

/* ============================================
   Features Section
   ============================================ */

.features {
    padding: var(--space-20) 0;
    background: var(--bg-secondary);
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-12);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    background: var(--bg-primary);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
    display: block;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Modal - Premium Design
   ============================================ */

.modal {
    display: none;
    position: fixed;
    z-index: var(--z-modal-backdrop);
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    opacity: 0;
    transition: opacity var(--transition-base), backdrop-filter var(--transition-base);
}

.modal.show,
.modal[style*="block"] {
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 1;
}

.modal-content {
    background-color: var(--bg-primary);
    margin: 5% auto;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    width: 90%;
    max-width: 480px;
    position: relative;
    box-shadow: var(--shadow-2xl);
    animation: modalSlideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border);
}

@keyframes modalSlideDown {
    from {
        transform: translateY(-20px) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-header {
    margin-bottom: var(--space-6);
    text-align: center;
}

.modal-header h2 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.modal-header p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    color: var(--text-secondary);
    font-size: 1.75rem;
    font-weight: 400;
    cursor: pointer;
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    background: transparent;
    border: none;
    padding: 0;
}

.close:hover {
    color: var(--text-primary);
    background: var(--gray-100);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--space-6) 0);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border);
}

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

/* ============================================
   Forms - Refined Inputs
   ============================================ */

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9375rem;
}

.form-group input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: all var(--transition-base);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-group input::placeholder {
    color: var(--text-tertiary);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.form-group input:hover:not(:focus) {
    border-color: var(--border-hover);
}

.form-group small {
    display: block;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    margin-top: var(--space-2);
}

.form-link {
    text-align: center;
    margin-top: var(--space-5);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.form-link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.form-link a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   Notifications
   ============================================ */

.notification-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-notification);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: 400px;
    pointer-events: none;
}

.notification {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-5);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transform: translateX(400px);
    opacity: 0;
    transition: all var(--transition-base);
    pointer-events: auto;
    max-width: 100%;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.notification-message {
    flex: 1;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.notification-close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.notification-close:hover {
    color: var(--text-primary);
}

.notification-success {
    border-left: 4px solid var(--success);
}

.notification-success .notification-icon {
    color: var(--success);
}

.notification-error {
    border-left: 4px solid var(--error);
}

.notification-error .notification-icon {
    color: var(--error);
}

.notification-warning {
    border-left: 4px solid var(--warning);
}

.notification-warning .notification-icon {
    color: var(--warning);
}

.notification-info {
    border-left: 4px solid var(--info);
}

.notification-info .notification-icon {
    color: var(--info);
}

/* ============================================
   Animations
   ============================================ */

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

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

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-8);
    }
    
    .hero {
        padding: var(--space-12) 0;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        justify-content: center;
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .nav-actions {
        gap: var(--space-2);
    }
    
    .btn {
        padding: var(--space-2) var(--space-4);
        font-size: 0.9375rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .feature-card {
        padding: var(--space-6);
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
        padding: var(--space-6);
        border-radius: var(--radius-xl);
    }
    
    .notification-container {
        left: var(--space-4);
        right: var(--space-4);
        max-width: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .hero {
        padding: var(--space-8) 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .features {
        padding: var(--space-12) 0;
    }
}

/* ============================================
   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-width: 0;
}