/* ====================================================================
   ONTOGRAPHICA – ULTRA-MODERN DESIGN SYSTEM 2025
   
   Features: Glassmorphism, fluid typography, modern gradients,
   micro-interactions, CSS custom properties, and refined aesthetics
   ==================================================================== */

/* ====================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ==================================================================== */

/* ====================================================================
   ONTOGRAPHICA – ULTRA-MODERN DESIGN SYSTEM 2025
   
   Theme: Electric Violet & Cyber Blue
   Features: Glassmorphism, fluid typography, modern gradients,
   micro-interactions, CSS custom properties, and refined aesthetics
   ==================================================================== */

/* ====================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ==================================================================== */

:root {
    /* Color Palette - OntoGraphica Purple-Blue */
    --color-primary: #6366f1;        /* Indigo */
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-primary-subtle: #eef2ff;
    
    --color-accent: #a855f7;         /* Purple */
    --color-accent-dark: #9333ea;
    --color-accent-light: #c084fc;
    --color-accent-subtle: #f5f3ff;
    
    --color-secondary: #3b82f6;      /* Electric Blue */
    --color-secondary-dark: #1d4ed8;
    --color-secondary-light: #60a5fa;
    
    --color-surface: #ffffff;
    --color-surface-elevated: rgba(255, 255, 255, 0.95);
    --color-surface-glass: rgba(255, 255, 255, 0.85);
    
    --color-text-primary: #0f172a;   /* Deep Slate */
    --color-text-secondary: #334155;
    --color-text-muted: #64748b;
    --color-text-on-dark: #ffffff;
    --color-text-on-primary: #ffffff;
    
    --color-border: rgba(99, 102, 241, 0.12);
    --color-border-strong: rgba(99, 102, 241, 0.2);
    
    /* Gradients - Purple to Blue (The "Electric" Shift) */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    --gradient-primary-reverse: linear-gradient(135deg, #ec4899 0%, #a855f7 50%, #6366f1 100%);
    --gradient-blue-purple: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-purple-indigo: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
    --gradient-surface: linear-gradient(135deg, #f8fafc 0%, #f5f3ff 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 40%, #2e1065 70%, #4c1d95 100%);
    --gradient-dark: linear-gradient(135deg, #020617 0%, #1e1b4b 100%);
    
    /* Typography Scale - Fluid */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Plus Jakarta Sans', var(--font-sans);
    
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.4rem + 2.4vw, 2.75rem);
    --text-4xl: clamp(2.25rem, 1.5rem + 3.75vw, 4rem);
    --text-5xl: clamp(3rem, 2rem + 5vw, 5rem);
    
    /* 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;
    --space-24: 6rem;
    
    /* Shadows - Layered for depth with purple/blue tints */
    --shadow-sm: 0 1px 2px rgba(99, 102, 241, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(99, 102, 241, 0.08), 0 2px 4px -2px rgba(99, 102, 241, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(99, 102, 241, 0.1), 0 4px 6px -4px rgba(99, 102, 241, 0.06);
    --shadow-xl: 0 20px 25px -5px rgba(99, 102, 241, 0.1), 0 8px 10px -6px rgba(99, 102, 241, 0.06);
    --shadow-2xl: 0 25px 50px -12px rgba(99, 102, 241, 0.18);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.2);
    --shadow-glow-lg: 0 0 60px rgba(139, 92, 246, 0.25);
    
    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --color-surface: #020617;
        --color-surface-elevated: rgba(15, 23, 42, 0.9);
        --color-surface-glass: rgba(15, 23, 42, 0.85);
        --color-text-primary: #f8fafc;
        --color-text-secondary: #cbd5e1;
        --color-text-muted: #94a3b8;
        --color-border: rgba(139, 92, 246, 0.15);
        --color-border-strong: rgba(139, 92, 246, 0.25);
        --gradient-surface: linear-gradient(135deg, #0f172a 0%, #020617 100%);
        --gradient-hero: linear-gradient(135deg, #020617 0%, #1e1b4b 50%, #2e1065 100%);
    }
}

/* ====================================================================
   RESET & BASE
   ==================================================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scrollbar-width: thin;
    scrollbar-color: rgba(26, 115, 184, 0.6) rgba(26, 115, 184, 0.1);
}

/* Chrome, Edge, and Safari scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-surface);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(10, 90, 127, 0.6), rgba(26, 115, 184, 0.6), rgba(43, 158, 76, 0.6));
    border-radius: 5px;
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, rgba(10, 90, 127, 0.8), rgba(26, 115, 184, 0.8), rgba(43, 158, 76, 0.8));
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-surface);
    font-feature-settings: 'kern' 1, 'liga' 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ====================================================================
   TYPOGRAPHY HIERARCHY
   ==================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    text-wrap: balance;
}

h1 {
    font-size: var(--text-5xl);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-6);
    background: var(--gradient-blue-teal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: var(--text-3xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-8);
    margin-top: var(--space-12);
}

h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-4);
    margin-top: var(--space-6);
}

h4 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

p {
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    max-width: 70ch;
    text-wrap: pretty;
}

.subheading {
    font-size: var(--text-lg);
    font-weight: 400;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-8);
    max-width: 60ch;
}

small {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

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

/* Modern underline animation for text links */
a:not(.cta-primary):not(.cta-secondary):not(nav a):not(.logo)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-blue-teal);
    transition: width var(--transition-base);
    border-radius: var(--radius-full);
}

a:not(.cta-primary):not(.cta-secondary):not(nav a):not(.logo):hover::after {
    width: 100%;
}

/* ====================================================================
   LAYOUT & GRID SYSTEM
   ==================================================================== */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-inline: var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding-inline: var(--space-8);
    }
}

section {
    padding-block: var(--space-24);
    position: relative;
}

section > .container {
    position: relative;
    z-index: 1;
}

/* ====================================================================
   HEADER - Premium Glassmorphism Style
   ==================================================================== */

header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: linear-gradient(135deg, rgba(10, 90, 127, 0.75) 0%, rgba(26, 115, 184, 0.75) 40%, rgba(43, 158, 76, 0.75) 70%, rgba(76, 175, 80, 0.75) 100%);
    border-bottom: 1px solid rgba(26, 115, 184, 0.25);
    transition: all var(--transition-base);
    box-shadow: 0 0 0 1px rgba(26, 115, 184, 0.15);
}

header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 40% 100% at 0% 0%, rgba(10, 90, 127, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 40% 100% at 100% 0%, rgba(43, 158, 76, 0.12) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

header.scrolled {
    background: linear-gradient(135deg, rgba(10, 90, 127, 0.95) 0%, rgba(26, 115, 184, 0.95) 40%, rgba(43, 158, 76, 0.95) 70%, rgba(76, 175, 80, 0.95) 100%);
    box-shadow: 
        0 4px 20px rgba(26, 115, 184, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Header variant for light pages */
header.header--light {
    background: rgba(255, 255, 255, 0.8);
    border-bottom-color: rgba(26, 115, 184, 0.12);
}

header.header--light::before {
    background: 
        radial-gradient(ellipse 40% 100% at 0% 0%, rgba(26, 115, 184, 0.05) 0%, transparent 60%),
        radial-gradient(ellipse 40% 100% at 100% 0%, rgba(43, 158, 76, 0.04) 0%, transparent 60%);
}

header.header--light.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 
        0 4px 20px rgba(26, 115, 184, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-12) !important;
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: none !important;
    margin: 0 !important;
}

.logo {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 800;
    background: linear-gradient(135deg, #0a5a7f 0%, #1a73b8 40%, #2b9e4c 70%, #4caf50 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transition: transform var(--transition-fast), filter var(--transition-fast);
    filter: drop-shadow(0 0 8px rgba(26, 115, 184, 0.4));
    flex: 0 0 auto;
    min-width: fit-content;
}

.logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 12px rgba(26, 115, 184, 0.6));
}

.logo img {
    height: auto;
    width: auto;
    max-width: 180px;
}

nav {
    display: flex;
    gap: var(--space-2);
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
    margin-left: auto;
    margin-right: 0;
}

nav a {
    padding: var(--space-3) var(--space-5);
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

nav a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.2), rgba(43, 158, 76, 0.2));
    border-radius: var(--radius-md);
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: -1;
}

nav a:hover {
    color: #ffffff;
    background: rgba(26, 115, 184, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(26, 115, 184, 0.2);
}

nav a.active {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.35), rgba(43, 158, 76, 0.35));
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(26, 115, 184, 0.25);
}

nav a::after {
    display: none;
}

/* Nav styles for light header */
header.header--light nav {
    background: rgba(26, 115, 184, 0.08);
    border: 1px solid rgba(26, 115, 184, 0.15);
}

header.header--light nav a {
    color: var(--color-text-secondary);
}

header.header--light nav a:hover {
    color: #0a5a7f;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.15), rgba(43, 158, 76, 0.12));
    box-shadow: 0 8px 16px rgba(26, 115, 184, 0.12);
}

header.header--light nav a.active {
    color: #0a5a7f;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.2), rgba(43, 158, 76, 0.15));
    box-shadow: 0 4px 12px rgba(26, 115, 184, 0.15);
}

/* ====================================================================
   HERO SECTION - Modern Gradient with Mesh & Glow
   ==================================================================== */

.hero {
    padding-block: var(--space-24);
    position: relative;
    background: linear-gradient(135deg, #0d2b3e 0%, #1a3d4d 40%, #1e4a3d 70%, #1a3d2e 100%);
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

/* Animated mesh gradient background */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(26, 115, 184, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 80% 60%, rgba(38, 166, 154, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 50% 90%, rgba(76, 175, 80, 0.1) 0%, transparent 50%);
    animation: meshMove 20s ease-in-out infinite;
    z-index: 0;
}

@keyframes meshMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(2%, -2%) scale(1.02); }
    50% { transform: translate(-1%, 1%) scale(0.98); }
    75% { transform: translate(1%, 2%) scale(1.01); }
}

/* Floating orbs */
.hero::after {
    content: '';
    position: absolute;
    top: 10%;
    right: 5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(38, 166, 154, 0.25) 0%, transparent 60%);
    border-radius: 50%;
    filter: blur(60px);
    animation: float 8s ease-in-out infinite;
    z-index: 0;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-40px) rotate(5deg); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    margin-bottom: var(--space-6);
    -webkit-text-fill-color: initial;
    background: none;
    color: #ffffff;
}

.hero-content h1 span {
    background: linear-gradient(135deg, #4db6ac 0%, #81c784 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    margin-bottom: var(--space-8);
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.85);
}

.hero-content .subheading {
    color: rgba(255, 255, 255, 0.9);
}

.hero-aside {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    position: relative;
    z-index: 2;
}

/* Hero Graphic - Clean card for dark background */
.hero-graphic {
    position: relative;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 42, 61, 0.6);
    border: 1px solid rgba(77, 182, 172, 0.2);
    border-radius: var(--radius-2xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    z-index: 2;
}

.hero-graphic::before {
    display: none;
}

.hero-graphic img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

.hero-graphic-placeholder {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
}

.hero-graphic-placeholder svg {
    width: 180px;
    height: 180px;
    margin-bottom: var(--space-4);
    opacity: 0.4;
}

.hero-graphic-placeholder p {
    margin: 0;
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.4);
}

/* ====================================================================
   VALUE CARDS - Glassmorphism
   ==================================================================== */

.value-card {
    padding: var(--space-8);
    background: rgba(15, 42, 61, 0.8);
    border: 1px solid rgba(77, 182, 172, 0.15);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-blue-teal);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.value-card::after {
    display: none;
}

.value-card h3 {
    margin-top: 0;
    color: #4db6ac;
    font-size: var(--text-lg);
    margin-bottom: var(--space-3);
    position: relative;
    z-index: 1;
    font-weight: 700;
}

.value-card p {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
    line-height: 1.7;
    max-width: none;
    position: relative;
    z-index: 1;
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(38, 166, 154, 0.1);
    border-color: rgba(77, 182, 172, 0.3);
}

.value-card:hover::before {
    opacity: 1;
}

/* Value cards on light backgrounds */
.value-card--light {
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
}

.value-card--light h3 {
    color: var(--color-primary);
}

.value-card--light p {
    color: var(--color-text-secondary);
}

.value-card--light:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
}

/* ====================================================================
   SECTION BACKGROUNDS
   ==================================================================== */

section:nth-child(even) {
    background: var(--gradient-surface);
}

.section-with-bg {
    background-size: cover;
    background-position: center;
    position: relative;
}

.section-with-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(13, 43, 62, 0.95);
    z-index: 0;
}

/* ====================================================================
   STATS SECTION - Modern Metric Display
   ==================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    margin-block: var(--space-12);
}

.stat-card {
    text-align: center;
    padding: var(--space-8);
    background: rgba(15, 42, 61, 0.6);
    border: 1px solid rgba(77, 182, 172, 0.15);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    display: none;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(77, 182, 172, 0.3);
}

/* Stat cards for light backgrounds */
.stat-card--light {
    background: #ffffff;
    border-color: var(--color-border);
    box-shadow: var(--shadow-md);
}

.stat-card--light:hover {
    box-shadow: var(--shadow-xl);
}

.stat-number {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 800;
    background: var(--gradient-blue-teal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-2);
    position: relative;
    z-index: 1;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

/* ====================================================================
   GRID LAYOUTS
   ==================================================================== */

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

/* ====================================================================
   IMAGE PLACEHOLDERS
   ==================================================================== */

.image-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, rgba(10, 90, 127, 0.3), rgba(26, 115, 184, 0.3), rgba(43, 158, 76, 0.3));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(26, 115, 184, 0.3);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-8);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: 
        0 8px 24px rgba(26, 115, 184, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.image-placeholder:hover {
    background: linear-gradient(135deg, rgba(10, 90, 127, 0.45), rgba(26, 115, 184, 0.45), rgba(43, 158, 76, 0.45));
    border-color: rgba(26, 115, 184, 0.6);
    box-shadow: 
        0 12px 32px rgba(26, 115, 184, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base), filter var(--transition-base);
}

.image-placeholder:hover img {
    transform: scale(1.02);
    filter: brightness(1.05);
}

.image-placeholder-content {
    text-align: center;
    pointer-events: none;
    position: relative;
    z-index: 1;
}

.image-placeholder-content svg {
    width: 120px;
    height: 120px;
    opacity: 0.4;
    margin-bottom: var(--space-4);
    transition: opacity var(--transition-base), transform var(--transition-base);
    filter: drop-shadow(0 0 8px rgba(26, 115, 184, 0.3));
}

.image-placeholder:hover .image-placeholder-content svg {
    opacity: 0.6;
    transform: scale(1.1);
}

.image-placeholder-content p {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--text-sm);
    margin: 0;
    font-weight: 500;
}

/* Image placeholder for light backgrounds */
.image-placeholder--light {
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.08), rgba(43, 158, 76, 0.08));
    backdrop-filter: blur(10px);
    border-color: rgba(26, 115, 184, 0.2);
    box-shadow: 
        0 4px 16px rgba(26, 115, 184, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.image-placeholder--light:hover {
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.15), rgba(43, 158, 76, 0.15));
    border-color: rgba(26, 115, 184, 0.4);
    box-shadow: 
        0 8px 24px rgba(26, 115, 184, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.image-placeholder--light .image-placeholder-content p {
    color: var(--color-text-muted);
}

/* ====================================================================
   CARDS - Modern Glass Design
   ==================================================================== */

.card {
    padding: var(--space-8);
    background: rgba(15, 42, 61, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(26, 115, 184, 0.2);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
    box-shadow: 
        0 4px 20px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, rgba(26, 115, 184, 0.8), rgba(43, 158, 76, 0.8));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(26, 115, 184, 0.1), transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.card h3 {
    margin-top: 0;
    margin-bottom: var(--space-4);
    color: #ffffff;
    position: relative;
    z-index: 2;
}

.card p {
    margin-bottom: var(--space-6);
    color: rgba(255, 255, 255, 0.75);
    position: relative;
    z-index: 2;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 12px 40px rgba(26, 115, 184, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    border-color: rgba(26, 115, 184, 0.4);
    background: rgba(15, 42, 61, 0.65);
}

.card:hover::before {
    transform: scaleX(1);
}

.card ul {
    list-style: none;
    margin-top: var(--space-6);
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

.card li {
    padding: var(--space-3) 0;
    padding-left: var(--space-8);
    position: relative;
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: all var(--transition-fast);
}

.card li:last-child {
    border-bottom: none;
}

.card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: var(--space-3);
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.3), rgba(43, 158, 76, 0.3));
    color: #a8e6ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.card li:hover::before {
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.5), rgba(43, 158, 76, 0.5));
    transform: scale(1.1);
}

/* Card variant for light backgrounds */
.card--light {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-color: rgba(26, 115, 184, 0.12);
    box-shadow: 
        0 4px 20px rgba(26, 115, 184, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.card--light h3 {
    color: var(--color-text-primary);
}

.card--light p {
    color: var(--color-text-secondary);
}

.card--light li {
    color: var(--color-text-secondary);
    border-bottom-color: rgba(26, 115, 184, 0.1);
}

.card--light:hover {
    box-shadow: 
        0 12px 40px rgba(26, 115, 184, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border-color: rgba(26, 115, 184, 0.2);
    background: rgba(255, 255, 255, 0.95);
}

/* ====================================================================
   FEATURE LISTS
   ==================================================================== */

.feature-list {
    list-style: none;
    margin: var(--space-8) 0;
}

.feature-list li {
    padding: var(--space-4) 0;
    padding-left: var(--space-10);
    position: relative;
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-base);
    line-height: 1.6;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-fast);
}

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

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: var(--space-4);
    width: 24px;
    height: 24px;
    background: rgba(77, 182, 172, 0.2);
    color: #4db6ac;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    font-weight: 700;
}

.feature-list li:hover {
    padding-left: var(--space-12);
    color: #ffffff;
}

/* Feature list for light backgrounds */
.feature-list--light li {
    color: var(--color-text-secondary);
    border-bottom-color: var(--color-border);
}

.feature-list--light li::before {
    background: var(--color-primary-subtle);
    color: var(--color-primary);
}

.feature-list--light li:hover {
    color: var(--color-text-primary);
}

/* ====================================================================
   BADGES - Modern Pill Design
   ==================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(77, 182, 172, 0.15);
    border: none;
    color: #4db6ac;
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
    transition: all var(--transition-fast);
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #4db6ac;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.badge:hover {
    transform: translateY(-2px);
    background: rgba(77, 182, 172, 0.25);
}

.badge.coming-soon {
    background: rgba(217, 119, 6, 0.15);
    color: #fbbf24;
}

.badge.coming-soon::before {
    background: #fbbf24;
}

/* Badge for light backgrounds */
.badge--light {
    background: var(--color-primary-subtle);
    color: var(--color-primary);
}

.badge--light::before {
    background: var(--color-primary);
}

.badge--light:hover {
    background: var(--color-primary-subtle);
}

/* ====================================================================
   CTA BUTTONS - Modern with Micro-interactions
   ==================================================================== */

.cta-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    background: linear-gradient(135deg, #0a5a7f 0%, #1a73b8 40%, #2b9e4c 70%, #4caf50 100%);
    color: #ffffff;
    font-weight: 600;
    font-size: var(--text-base);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    text-decoration: none;
    box-shadow: 
        0 8px 20px rgba(26, 115, 184, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.cta-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: 1;
}

.cta-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    z-index: 0;
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 12px 30px rgba(26, 115, 184, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, #1a73b8 0%, #2b9e4c 40%, #4caf50 70%, #66bb6a 100%);
}

.cta-primary:hover::before {
    opacity: 1;
}

.cta-primary:active::after {
    width: 300px;
    height: 300px;
}

.cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    font-weight: 600;
    font-size: var(--text-base);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    margin-left: var(--space-4);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.cta-secondary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.2), rgba(43, 158, 76, 0.2));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
    z-index: -1;
}

.cta-secondary:hover {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px);
    box-shadow: 
        0 8px 20px rgba(26, 115, 184, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    background: rgba(26, 115, 184, 0.15);
}

.cta-secondary:hover::before {
    transform: scaleX(1);
}

/* CTA variants for light backgrounds */
.cta-secondary--light {
    color: #0a5a7f;
    border-color: #0a5a7f;
    background: rgba(26, 115, 184, 0.05);
}

.cta-secondary--light::before {
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.15), rgba(43, 158, 76, 0.15));
}

.cta-secondary--light:hover {
    color: #ffffff;
    border-color: #0a5a7f;
    background: linear-gradient(135deg, rgba(26, 115, 184, 0.3), rgba(43, 158, 76, 0.3));
}

/* ====================================================================
   CTA BOX - Highlighted Call-to-Action
   ==================================================================== */

.cta-box {
    padding: var(--space-12);
    background: linear-gradient(135deg, rgba(10, 90, 127, 0.7), rgba(26, 115, 184, 0.7), rgba(43, 158, 76, 0.7));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(26, 115, 184, 0.2);
    border-radius: var(--radius-2xl);
    margin: var(--space-12) 0;
    position: relative;
    box-shadow: 
        0 8px 32px rgba(26, 115, 184, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: all var(--transition-base);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(43, 158, 76, 0.15) 0%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-box::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(26, 115, 184, 0.1) 0%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-box h2 {
    margin-top: 0;
    color: #ffffff;
    position: relative;
    z-index: 1;
}

.cta-box p {
    max-width: 60ch;
    color: rgba(255, 255, 255, 0.75);
    position: relative;
    z-index: 1;
}

/* CTA box variant for light sections */
.cta-box--light {
    background: linear-gradient(135deg, #f0f7f4 0%, #e8f4f8 50%, #f0faf8 100%);
    border-color: rgba(38, 166, 154, 0.2);
    box-shadow: var(--shadow-xl);
}

.cta-box--light h2 {
    color: var(--color-text-primary);
}

.cta-box--light p {
    color: var(--color-text-secondary);
}

/* ====================================================================
   FORMS - Clean & Modern
   ==================================================================== */

form {
    max-width: 640px;
}

.form-group {
    margin-bottom: var(--space-6);
    display: flex;
    flex-direction: column;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--text-sm);
}

input,
textarea,
select {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    border: 2px solid rgba(26, 115, 184, 0.2);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: var(--text-base);
    color: #ffffff;
    transition: all var(--transition-fast);
    background-color: rgba(0, 20, 30, 0.6);
    backdrop-filter: blur(5px);
}

input:hover,
textarea:hover,
select:hover {
    border-color: rgba(26, 115, 184, 0.4);
    background-color: rgba(0, 20, 30, 0.7);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: rgba(26, 115, 184, 0.8);
    box-shadow: 0 0 0 4px rgba(26, 115, 184, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    background-color: rgba(0, 20, 30, 0.8);
}

input::placeholder,
textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

textarea {
    resize: vertical;
    min-height: 140px;
    font-family: inherit;
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23a8e6ff' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

select option {
    background-color: #0f2a3d;
    color: #ffffff;
}

/* Form styles for light backgrounds */
.form--light label {
    color: var(--color-text-primary);
}

.form--light input,
.form--light textarea,
.form--light select {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    border-color: rgba(99, 102, 241, 0.15);
    color: var(--color-text-primary);
}

.form--light input:hover,
.form--light textarea:hover,
.form--light select:hover {
    border-color: rgba(99, 102, 241, 0.3);
    background-color: #ffffff;
}

.form--light input::placeholder,
.form--light textarea::placeholder {
    color: var(--color-text-muted);
}

.form--light input:focus,
.form--light textarea:focus,
.form--light select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-subtle), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background-color: #ffffff;
}

button[type="submit"] {
    padding: var(--space-4) var(--space-10);
    background: linear-gradient(135deg, rgba(10, 90, 127, 0.9), rgba(26, 115, 184, 0.9), rgba(43, 158, 76, 0.9));
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-weight: 600;
    font-size: var(--text-base);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 
        0 8px 20px rgba(26, 115, 184, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

button[type="submit"]::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 12px 30px rgba(26, 115, 184, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, rgba(26, 115, 184, 1), rgba(43, 158, 76, 1), rgba(76, 175, 80, 1));
}

button[type="submit"]:active {
    transform: translateY(0);
}

/* ====================================================================
   SPLIT GRID
   ==================================================================== */

.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
}

.split-grid h3 {
    margin-top: 0;
}

/* ====================================================================
   FOOTER - Modern Dark with Gradient
   ==================================================================== */

footer {
    background: var(--gradient-dark);
    color: #c5d8d4;
    padding: var(--space-16) 0 var(--space-8);
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 50% 50% at 20% 20%, rgba(26, 115, 184, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse 40% 40% at 80% 80%, rgba(76, 175, 80, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

footer .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-10);
    margin-bottom: var(--space-10);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    z-index: 1;
}

footer h3 {
    color: #ffffff;
    margin-top: 0;
    margin-bottom: var(--space-5);
    font-size: var(--text-base);
    font-weight: 600;
}

footer p {
    font-size: var(--text-sm);
    color: #a8c5bf;
    margin-bottom: var(--space-3);
    max-width: none;
    line-height: 1.7;
}

footer a {
    color: #b8d8d2;
    text-decoration: none;
    transition: color var(--transition-fast);
    font-weight: 500;
}

footer a:hover {
    color: #4caf50;
}

footer a::after {
    display: none;
}

footer ul {
    list-style: none;
}

footer ul li {
    margin-bottom: var(--space-3);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-6);
    color: #8aa8a0;
    font-size: var(--text-sm);
    position: relative;
    z-index: 1;
}

/* ====================================================================
   ACCESSIBILITY
   ==================================================================== */

.high-contrast {
    color: var(--color-text-primary);
    font-weight: 600;
}

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

*:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

.skip-link {
    position: absolute;
    top: -50px;
    left: var(--space-4);
    background: var(--color-primary);
    color: #ffffff;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    z-index: 200;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* ====================================================================
   RESPONSIVE DESIGN
   ==================================================================== */

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    footer .container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    section {
        padding-block: var(--space-16);
    }

    .hero {
        padding-block: var(--space-16);
        min-height: auto;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    nav {
        display: none;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }

    .split-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .cta-secondary {
        margin-left: 0;
        margin-top: var(--space-4);
    }

    footer .container {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .cta-box {
        padding: var(--space-8);
    }

    .cta-primary,
    .cta-secondary,
    button[type="submit"] {
        width: 100%;
        text-align: center;
    }

    .hero-graphic {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: var(--space-6);
    }
    
    .value-card,
    .card {
        padding: var(--space-6);
    }
}

/* ====================================================================
   UTILITY CLASSES
   ==================================================================== */

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

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

.mt-4 { margin-top: var(--space-16); }
.mb-4 { margin-bottom: var(--space-16); }
.mt-8 { margin-top: var(--space-8); }
.mb-8 { margin-bottom: var(--space-8); }

.accent-color {
    color: var(--color-primary);
    font-weight: 600;
}

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

/* Container utilities */
.container-sm { max-width: 640px; }
.container-md { max-width: 960px; }
.container-lg { max-width: 1280px; }

/* Flex utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: var(--space-4); }
.gap-8 { gap: var(--space-8); }

/* Visibility */
.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;
}