/* ============================================
   PillBeep - Complete Theming System
   ============================================
   All colors and visual properties are defined as CSS variables.
   To change the entire theme, modify the variables in :root or add new theme classes.
*/

/* ============================================
   WHITE THEME (Default)
   ============================================ */
:root,
.theme-white {
    /* Primary Colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-primary-rgb: 99, 102, 241;

    /* Secondary Colors */
    --color-secondary: #8b5cf6;
    --color-secondary-light: #a78bfa;
    --color-secondary-rgb: 139, 92, 246;

    /* Accent Colors */
    --color-accent: #06b6d4;
    --color-accent-light: #22d3ee;
    --color-accent-rgb: 6, 182, 212;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-success-light: #34d399;
    --color-warning: #f59e0b;
    --color-warning-light: #fbbf24;
    --color-error: #dc2626;
    --color-error-light: #fef2f2;
    --color-info: #3b82f6;
    --color-info-light: #60a5fa;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-elevated: #ffffff;
    --bg-overlay: rgba(15, 23, 42, 0.5);

    /* Surface Colors */
    --surface-card: #ffffff;
    --surface-card-hover: #f8fafc;
    --surface-input: #ffffff;
    --surface-highlight: rgba(99, 102, 241, 0.08);

    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-on-primary: #ffffff;
    --text-on-dark: #ffffff;
    --text-link: #6366f1;
    --text-link-hover: #4f46e5;

    /* Border Colors */
    --border-default: #e2e8f0;
    --border-light: #f1f5f9;
    --border-focus: #6366f1;
    --border-error: #ef4444;

    /* Shadow Colors */
    --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.3);
    --shadow-glow-lg: 0 0 60px rgba(99, 102, 241, 0.4);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-hero: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    --gradient-card: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    --gradient-shine: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.4) 50%, transparent 100%);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, 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;
    --font-size-6xl: 3.75rem;

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================
   LAYOUT
   ============================================ */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1;
}

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

.container-sm {
    max-width: 640px;
}

.container-md {
    max-width: 768px;
}

.container-lg {
    max-width: 1024px;
}

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

.section-sm {
    padding: var(--space-2xl) 0;
}

.section-lg {
    padding: calc(var(--space-4xl) * 1.5) 0;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
}

h1 {
    font-size: var(--font-size-5xl);
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
}

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

a:hover {
    color: var(--text-link-hover);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-muted {
    color: var(--text-muted);
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-on-primary);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow-lg);
}

.btn-secondary {
    background: var(--surface-card);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    background: var(--surface-highlight);
}

.btn-accent {
    background: var(--color-accent);
    color: var(--text-on-primary);
}

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

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

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--surface-highlight);
    color: var(--text-primary);
}

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

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: var(--radius-lg);
}

.login-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.login-btn svg {
    flex-shrink: 0;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--surface-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.card-elevated {
    box-shadow: var(--shadow-md);
    border: none;
}

.card-glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.card-gradient {
    background: var(--gradient-card);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.card-feature {
    padding: var(--space-2xl);
    text-align: center;
}

.card-feature .icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    font-size: 1.75rem;
}

.card-feature h3 {
    margin-bottom: var(--space-md);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

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

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4.5rem;
}

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

.navbar-logo {
    height: 2.5rem;
    width: auto;
}

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

.navbar-link {
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    padding: var(--space-sm) 0;
    position: relative;
}

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

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

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

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

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.navbar-toggle span {
    display: block;
    width: 1.5rem;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: all var(--transition-fast);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .navbar-toggle {
        display: block;
    }

    .navbar-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--bg-primary);
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--border-default);
        display: none;
    }

    .navbar-links.open {
        display: flex;
    }

    .navbar-actions {
        display: none;
    }

    .navbar-actions.open {
        display: flex;
        position: absolute;
        top: calc(100% + 200px);
        left: var(--space-lg);
        right: var(--space-lg);
        flex-direction: column;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding: calc(var(--space-4xl) * 2) 0 var(--space-4xl);
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--surface-highlight);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, var(--font-size-6xl));
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--space-lg);
    line-height: 1.1;
    outline: none;
}

.hero-title:focus,
.hero-title *:focus,
.text-gradient:focus {
    outline: none;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: var(--line-height-relaxed);
}

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

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-phone {
    max-width: 320px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl), var(--shadow-glow-lg);
}

.hero-floating {
    position: absolute;
    padding: var(--space-md) var(--space-lg);
    background: var(--surface-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: float 3s ease-in-out infinite;
}

.hero-floating-1 {
    top: 10%;
    right: -10%;
}

.hero-floating-2 {
    bottom: 15%;
    left: -5%;
    animation-delay: -1.5s;
}

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

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }
}

/* ============================================
   FEATURE SECTIONS
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.features-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.features-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 968px) {
    .features-grid-3,
    .features-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .features-grid,
    .features-grid-3,
    .features-grid-4 {
        grid-template-columns: 1fr;
    }
}

.feature-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.feature-showcase.reverse {
    direction: rtl;
}

.feature-showcase.reverse > * {
    direction: ltr;
}

.feature-showcase-content h2 {
    margin-bottom: var(--space-lg);
}

.feature-showcase-content p {
    margin-bottom: var(--space-xl);
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    color: var(--text-secondary);
}

.feature-list li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--color-success);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    flex-shrink: 0;
}

.feature-showcase-image {
    position: relative;
}

.feature-showcase-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .feature-showcase {
        grid-template-columns: 1fr;
    }

    .feature-showcase.reverse {
        direction: ltr;
    }
}

/* ============================================
   PRICING
   ============================================ */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: var(--space-2xl);
}

.pricing-card.featured {
    background: var(--gradient-primary);
    color: var(--text-on-primary);
    transform: scale(1.05);
}

.pricing-card.featured p,
.pricing-card.featured .pricing-feature {
    color: rgba(255, 255, 255, 0.9);
}

.pricing-card.featured .pricing-price {
    color: var(--text-on-primary);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-md);
    background: var(--color-accent);
    color: var(--text-on-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.pricing-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-sm);
}

.pricing-price {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
}

.pricing-price span {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    opacity: 0.7;
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.pricing-feature:last-child {
    border-bottom: none;
}

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

.pricing-card.featured .pricing-feature {
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-card.featured .btn {
    background: var(--bg-primary);
    color: var(--color-primary);
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.testimonial-card {
    padding: var(--space-2xl);
}

.testimonial-content {
    font-size: var(--font-size-lg);
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: var(--line-height-relaxed);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.testimonial-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-name {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ============================================
   STATS
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

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

.stat-value {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.stat-label {
    color: var(--text-muted);
    font-weight: var(--font-weight-medium);
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    background: var(--gradient-primary);
    color: var(--text-on-primary);
    text-align: center;
    padding: var(--space-4xl);
    border-radius: var(--radius-2xl);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

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

.cta-section h2 {
    color: var(--text-on-primary);
    margin-bottom: var(--space-md);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

.cta-section .btn {
    background: var(--bg-primary);
    color: var(--color-primary);
}

.cta-section .btn:hover {
    background: var(--bg-secondary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-4xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand p {
    margin-top: var(--space-md);
    max-width: 300px;
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-link {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-default);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

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

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--surface-highlight);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }

    .footer-brand {
        grid-column: span 2;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* ============================================
   LANGUAGE SELECTOR
   ============================================ */
.language-selector {
    position: relative;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-sm);
    background: var(--surface-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    z-index: var(--z-dropdown);
    display: none;
}

.language-dropdown.open {
    display: block;
}

.language-option {
    display: block;
    width: 100%;
    padding: var(--space-md);
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.language-option:hover {
    background: var(--surface-highlight);
    color: var(--color-primary);
}

.language-option.active {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* ============================================
   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;
}

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

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

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

.grid {
    display: grid;
}

.gap-sm {
    gap: var(--space-sm);
}

.gap-md {
    gap: var(--space-md);
}

.gap-lg {
    gap: var(--space-lg);
}

.gap-xl {
    gap: var(--space-xl);
}

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slide-in {
    animation: slideIn 0.5s ease forwards;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: var(--font-size-lg);
}

/* ============================================
   RESPONSIVE VISIBILITY
   ============================================ */
@media (max-width: 640px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 641px) {
    .show-mobile {
        display: none !important;
    }
}

/* ============================================
   SCROLL EFFECTS
   ============================================ */
/* Elements visible by default - JS enhances with animation if available */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

/* When JS is ready and element hasn't been revealed yet */
.js-ready .scroll-reveal:not(.revealed) {
    opacity: 0;
    transform: translateY(30px);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   PRICE STRIKETHROUGH
   ============================================ */
.price-strikethrough {
    position: relative;
    display: inline-block;
    color: rgba(255, 255, 255, 0.7);
}

.price-strikethrough::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -5%;
    width: 110%;
    height: 4px;
    background: linear-gradient(90deg, transparent 0%, #ef4444 10%, #ef4444 90%, transparent 100%);
    transform: rotate(-12deg);
    transform-origin: center;
}

/* ============================================
   LEGAL CONTENT STYLING
   ============================================ */
.legal-content {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: var(--font-size-base);
}

.legal-content h2 {
    color: var(--text-primary);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-secondary);
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content h3 {
    color: var(--text-primary);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.legal-content p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.legal-content ul,
.legal-content ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.legal-content li {
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

.legal-content li::marker {
    color: var(--color-secondary);
}

.legal-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

.legal-content a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: color var(--transition-fast);
}

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

.legal-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.legal-content th,
.legal-content td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-default);
}

.legal-content th {
    background: rgba(139, 92, 246, 0.1);
    color: var(--text-primary);
    font-weight: 600;
}

.legal-content tr:last-child td {
    border-bottom: none;
}

.legal-content tr:hover td {
    background: rgba(139, 92, 246, 0.05);
}

/* Non-English notice styling */
.legal-content .non-english-notice {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(139, 92, 246, 0.05));
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.legal-content .non-english-notice h3 {
    margin-top: 0;
    color: var(--color-secondary);
}

/* Protected email links */
.protected-email {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.protected-email:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}