/* Enhanced CSS for CTI Protexion */

/* CSS Variables */
:root {
    /* Enhanced Color Palette */
    --primary: #00d4aa;
    --primary-dark: #00b894;
    --primary-light: #00e6b8;
    --secondary: #0984e3;
    --secondary-dark: #0770c4;
    --accent: #fd79a8;
    --warning: #fdcb6e;
    --error: #e84393;
    --success: #00b894;

    /* Neutral Colors */
    --dark: #0a0a0a;
    --dark-light: #1a1a1a;
    --dark-lighter: #2d3436;
    --gray-900: #2d3436;
    --gray-800: #636e72;
    --gray-700: #74b9ff;
    --gray-600: #a29bfe;
    --gray-500: #b2bec3;
    --gray-400: #ddd;
    --gray-300: #e9ecef;
    --gray-200: #f1f3f4;
    --gray-100: #f8f9fa;
    --white: #ffffff;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

    /* Spacing Scale */
    --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;

    /* Layout */
    --container-max: 1400px;
    --container-padding: clamp(1rem, 5vw, 2rem);
    --section-padding: clamp(3rem, 8vw, 6rem) 0;

    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(0, 212, 170, 0.3);

    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;

    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Background Effects */
.bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.bg-grid {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image:
        linear-gradient(rgba(0, 212, 170, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 170, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: grid-drift 40s linear infinite;
}

.bg-orb-1 {
    position: absolute;
    top: 10%;
    left: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-gentle 25s ease-in-out infinite;
    filter: blur(1px);
}

.bg-orb-2 {
    position: absolute;
    top: 60%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(9, 132, 227, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-gentle 30s ease-in-out infinite reverse;
    filter: blur(1px);
}

.bg-orb-3 {
    position: absolute;
    bottom: 20%;
    left: 30%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(253, 121, 168, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-gentle 20s ease-in-out infinite;
    filter: blur(1px);
}

/* Animations */
@keyframes grid-drift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

@keyframes float-gentle {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(20px, -20px) rotate(120deg); }
    66% { transform: translate(-15px, 15px) rotate(240deg); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--shadow-glow); }
    50% { box-shadow: 0 0 30px rgba(0, 212, 170, 0.5); }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

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

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

/* Enhanced Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--white);
    text-decoration: none;
}

.nav-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.5));
}

.nav-links {
    display: flex;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    color: var(--gray-500);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--space-sm) 0;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--primary);
    outline: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition-normal);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    background: none;
    border: none;
    padding: var(--space-sm);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.nav-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-fast);
    border-radius: 1px;
}

/* Enhanced Hero Section */
.hero {
    padding: calc(80px + var(--space-4xl)) 0 var(--space-4xl);
    text-align: center;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    animation: slide-up 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.3);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(10px);
    animation: pulse-glow 3s infinite;
}

.status-indicator {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradient-shift 4s ease-in-out infinite;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.375rem);
    color: var(--gray-500);
    margin-bottom: var(--space-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-xl);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: var(--transition-normal);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: 500;
}

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

/* Enhanced Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

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

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

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Enhanced Sections */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-dark {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.8), rgba(45, 52, 54, 0.6));
    backdrop-filter: blur(10px);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    font-weight: 400;
    line-height: 1.7;
}

/* Enhanced Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.05), rgba(9, 132, 227, 0.05));
    opacity: 0;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(0, 212, 170, 0.3);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.3));
}

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

.feature-card p {
    color: var(--gray-500);
    line-height: 1.7;
}

/* Enhanced API Section */
.api-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-4xl);
}

.api-category {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
}

.api-category:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
}

.api-category-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--primary);
}

.api-icon {
    font-size: 1.5rem;
}

.api-endpoints {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.api-endpoint {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-md);
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.api-endpoint:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(0, 212, 170, 0.3);
}

.api-method {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.api-method.get {
    background: var(--success);
    color: var(--dark);
}

.api-endpoint-info {
    min-width: 0;
}

.api-path {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.api-desc {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Enhanced Code Examples */
.code-examples {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.code-tabs {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    overflow-x: auto;
}

.code-tab {
    padding: var(--space-lg) var(--space-xl);
    background: none;
    border: none;
    color: var(--gray-500);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.code-tab.active,
.code-tab:hover {
    color: var(--primary);
    background: rgba(0, 212, 170, 0.1);
}

.code-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
}

.code-content {
    position: relative;
}

.code-block {
    display: none;
    position: relative;
}

.code-block.active {
    display: block;
}

.code-block pre {
    margin: 0;
    padding: var(--space-2xl);
    background: var(--dark);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--gray-500);
}

.copy-button {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--transition-fast);
    backdrop-filter: blur(10px);
}

.copy-button:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Enhanced URL List */
.url-section {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    backdrop-filter: blur(10px);
}

.url-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.url-list-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

.url-count {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-family: var(--font-mono);
}

.url-list {
    list-style: none;
    background: var(--dark-light);
    border-radius: var(--border-radius-lg);
    max-height: 400px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.url-list li {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-fast);
    word-break: break-all;
}

.url-list li:hover {
    background: rgba(255, 255, 255, 0.05);
}

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

.url-actions {
    margin-top: var(--space-lg);
    text-align: center;
}

/* Enhanced Stats Dashboard */
.stats-dashboard {
    max-width: 1200px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-4xl);
}

.stat-box {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-xl);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.stat-box:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.3));
}

.stat-info {
    flex: 1;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-title {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: 500;
}

.tech-info {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    backdrop-filter: blur(10px);
}

.tech-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--primary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.tech-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.tech-label {
    color: var(--gray-500);
    font-weight: 500;
}

.tech-value {
    color: var(--white);
    font-family: var(--font-mono);
    font-weight: 600;
}

/* Enhanced Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-4xl);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--primary);
}

.contact-info p {
    color: var(--gray-500);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
    font-size: 1.125rem;
}

.contact-links {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.contact-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    font-size: 1.125rem;
}

.contact-cta {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    backdrop-filter: blur(10px);
    height: fit-content;
}

.contact-cta h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--primary);
}

.contact-cta p {
    color: var(--gray-500);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

/* Enhanced Footer */
.footer {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(10, 10, 10, 0.95));
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-4xl) 0 var(--space-xl);
    backdrop-filter: blur(10px);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.125rem;
}

.footer-logo {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.3));
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    color: var(--gray-500);
}

.footer-links a {
    color: var(--gray-500);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.footer-copy {
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* Loading States */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 212, 170, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s ease-in-out infinite;
}

/* Notification System */
.notification {
    position: fixed;
    top: 100px;
    right: var(--space-lg);
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    z-index: 10000;
    transform: translateX(400px);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.notification.success {
    background: rgba(0, 184, 148, 0.9);
    color: var(--white);
}

.notification.error {
    background: rgba(232, 67, 147, 0.9);
    color: var(--white);
}

/* Fade in animation */
.fade-in-up {
    animation: slide-up 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .api-grid {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: calc(80px + var(--space-2xl)) 0 var(--space-2xl);
        min-height: auto;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

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

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .code-tabs {
        overflow-x: auto;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

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

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

@media (prefers-contrast: high) {
    :root {
        --primary: #00ff00;
        --secondary: #0099ff;
        --dark: #000000;
        --white: #ffffff;
    }
}

/* Focus Styles */
.btn:focus,
.nav-link:focus,
.contact-link:focus,
.code-tab:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--primary);
    color: var(--dark);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}