/* ===== CSS Reset ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #8b5cf6;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --danger-color: #ef4444;
    --warning-color: #f97316;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Dark Mode Colors */
    --dark-bg: #0f0f23;
    --dark-surface: #1a1a2e;
    --dark-border: #16213e;
    --dark-text: #e2e8f0;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Layout */
    --container-max-width: 1200px;
    --header-height: 70px;
    --section-padding: 5rem 0;
}

/* ===== Base Styles ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

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

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3.75rem;
    font-weight: 700;
}

h2 {
    font-size: 2.25rem;
}

h3 {
    font-size: 1.875rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1.125rem;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--gray-600);
}

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

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

/* ===== Utility Classes ===== */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.navbar-brand .logo {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    text-decoration: none;
}

.logo-icon {
    font-size: 1.5rem;
    margin-right: var(--spacing-sm);
}

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

.navbar-item {
    font-weight: 500;
    color: var(--gray-700);
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: var(--transition-fast);
}

.navbar-item:hover {
    color: var(--primary-color);
}

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

.navbar-item:hover::after {
    width: 100%;
}

.github-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-900);
    color: var(--white) !important;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.github-link:hover {
    background: var(--gray-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.navbar-toggle span {
    width: 25px;
    height: 2px;
    background: var(--gray-700);
    margin: 2px 0;
    transition: var(--transition-fast);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding: var(--spacing-xl);
        transition: var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }
    
    .navbar-menu.active {
        left: 0;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .navbar-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .navbar-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%236366f1' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-badges img {
    height: 20px;
}

/* Demo Window */
.hero-demo {
    position: relative;
}

.demo-window {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.demo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.demo-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ef4444;
}

.dot.yellow {
    background: #f59e0b;
}

.dot.green {
    background: #10b981;
}

.demo-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
}

.demo-content {
    padding: var(--spacing-lg);
    min-height: 200px;
}

.chat-message {
    margin-bottom: var(--spacing-lg);
}

.chat-message.user .message-content {
    background: var(--primary-color);
    color: var(--white);
    margin-left: auto;
    max-width: 80%;
}

.chat-message.assistant .message-content {
    background: var(--gray-100);
    color: var(--gray-800);
    max-width: 80%;
}

.message-content {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
}

.typing-indicator {
    display: flex;
    gap: 4px;
    align-items: center;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--gray-400);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Mobile Hero */
@media (max-width: 768px) {
    .hero {
        padding-top: var(--header-height);
        min-height: calc(100vh - var(--header-height));
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: var(--white);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
    transform: translateY(-1px);
    color: var(--gray-800);
}

/* ===== Sections ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Features Section ===== */
.features {
    padding: var(--section-padding);
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: scaleX(0);
    transition: var(--transition-normal);
}

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

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.feature-description {
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.feature-tech {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.tech-tag {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: var(--radius-sm);
    font-weight: 500;
}

/* ===== Demo Section ===== */
.demo-section {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.demo-container {
    max-width: 900px;
    margin: 0 auto;
}

.demo-interface {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.demo-chat {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
}

.chat-history {
    min-height: 200px;
    margin-bottom: var(--spacing-lg);
}

.welcome-message {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.message {
    background: var(--gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    flex: 1;
}

.message p {
    margin-bottom: var(--spacing-sm);
}

.message p:last-child {
    margin-bottom: 0;
}

.demo-input {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.demo-input input {
    flex: 1;
    padding: var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.demo-input input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.send-btn {
    padding: var(--spacing-md);
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.send-btn:hover {
    background: var(--primary-dark);
}

.demo-suggestions p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

.suggestion-tags {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.suggestion-tag {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.suggestion-tag:hover {
    background: var(--primary-dark);
}

.demo-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: var(--gray-50);
}

.info-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.info-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.info-card ul {
    list-style: none;
    padding: 0;
}

.info-card li {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
}

.info-card li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

.demo-stats {
    display: flex;
    gap: var(--spacing-lg);
}

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

.demo-stat .stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.demo-stat .stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* Mobile Demo */
@media (max-width: 768px) {
    .demo-info {
        grid-template-columns: 1fr;
    }
    
    .demo-stats {
        justify-content: center;
    }
    
    .suggestion-tags {
        justify-content: center;
    }
}

/* ===== Architecture Section ===== */
.architecture {
    padding: var(--section-padding);
    background: var(--white);
}

.architecture-diagram {
    max-width: 800px;
    margin: 0 auto;
}

.arch-layer {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    transition: var(--transition-normal);
}

.arch-layer:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.arch-layer.monitoring {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    border-color: var(--primary-color);
}

.layer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.layer-components {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.component {
    background: var(--white);
    color: var(--gray-700);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--gray-300);
    transition: var(--transition-fast);
}

.component.highlight {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.component:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.arch-arrow {
    text-align: center;
    font-size: 1.5rem;
    margin: var(--spacing-md) 0;
    color: var(--primary-color);
}

.monitoring .component {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

/* ===== Quick Start Section ===== */
.quickstart {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.quickstart-steps {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.step {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.code-block {
    background: var(--gray-900);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin-top: var(--spacing-md);
}

.code-block pre {
    padding: var(--spacing-lg);
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--gray-300);
}

.code-block code {
    font-family: var(--font-mono);
}

.docker-option {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    text-align: center;
}

.docker-option h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-900);
}

/* Mobile Quick Start */
@media (max-width: 768px) {
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        align-self: center;
    }
}

/* ===== Community Section ===== */
.community {
    padding: var(--section-padding);
    background: var(--white);
}

.community-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.community-card {
    background: var(--gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
}

.community-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: var(--white);
}

.community-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.community-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

.community-card p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

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

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

.contribute-section {
    background: var(--gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--gray-200);
}

.contribute-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-900);
}

.contribute-steps {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.contribute-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    color: var(--gray-700);
}

.contribute-number {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
}

/* ===== Footer ===== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.footer-badges img {
    height: 20px;
}

/* Mobile Footer */
@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 4rem 0;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 3rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .community-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        text-align: center;
    }
}