/* ========================================= */
/* MODERN ENTERPRISE DEVOPS PLATFORM STYLES */
/* ========================================= */

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

/* Root Variables for Themes */
:root {
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Monaco, 'Cascadia Code', 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);
    
    /* Animation */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme (Default) - Soft Modern Palette */
[data-theme="light"] {
    --bg-primary: #fbfcfe;
    --bg-secondary: #f6f7fb;
    --bg-tertiary: #eef1f6;
    --bg-accent: #e7ecf4;
    
    --text-primary: #22324a;
    --text-secondary: #4a5b70;
    --text-tertiary: #6b7a8e;
    --text-inverse: #ffffff;
    
    --border-primary: #e6eaf1;
    --border-secondary: #d7deea;
    
    --primary: #4f8cff;
    --primary-hover: #3a78f0;
    --primary-light: #e6efff;
    
    --success: #11b69c;
    --success-light: #d9f4ef;
    
    --warning: #f0b429;
    --warning-light: #fdf0d0;
    
    --error: #eb5757;
    --error-light: #fde2e2;
    
    --accent: #7c6cff;
    --accent-light: #eceaff;
    
    /* Code block colors */
    --code-bg: #f6f8fb;
    --code-border: #e6eaf1;
    --code-keyword: #6d5ef7;
    --code-property: #0ea882;
    --code-value: #e15555;
}

/* Base HTML and Body */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background: radial-gradient(1200px 600px at 100% -10%, rgba(99,102,241,0.12) 0%, rgba(99,102,241,0) 60%),
                radial-gradient(1000px 500px at -10% 110%, rgba(56,189,248,0.12) 0%, rgba(56,189,248,0) 60%),
                linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    overflow-x: hidden;
    transition: var(--transition);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

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

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

/* Container System */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 640px) {
    .container { padding: 0 var(--spacing-lg); }
}

@media (min-width: 1024px) {
    .container { padding: 0 var(--spacing-xl); }
}

/* Header and Navigation */
.header {
    background-color: rgba(255, 255, 255, 0.7);
    border-bottom: 1px solid var(--border-primary);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(2,6,23,0.06);
}

.navbar {
    height: 4rem;
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.nav-brand i {
    color: var(--primary);
    font-size: 1.5rem;
    background: radial-gradient(120% 120% at 10% 10%, rgba(255,255,255,0.25), rgba(255,255,255,0)),
                linear-gradient(180deg, var(--primary) 0%, var(--primary-hover) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary);
    background-color: var(--primary-light);
    box-shadow: 0 10px 20px rgba(59,130,246,0.15), 0 4px 10px rgba(59,130,246,0.08);
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.theme-toggle,
.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.theme-toggle:hover,
.nav-toggle:hover {
    background-color: var(--bg-accent);
    color: var(--text-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 3px;
}

.nav-toggle span {
    width: 18px;
    height: 2px;
    background-color: currentColor;
    border-radius: 1px;
    transition: var(--transition-fast);
}

/* Main Content */
.main-content {
    margin-top: 4rem;
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-3xl) 0;
    background: radial-gradient(800px 400px at 0% 0%, rgba(139,92,246,0.18) 0%, rgba(139,92,246,0) 60%),
                radial-gradient(600px 300px at 100% 50%, rgba(34,197,94,0.12) 0%, rgba(34,197,94,0) 65%),
                linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

.hero-title {
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-title .highlight {
    color: var(--primary);
    display: block;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    max-width: 90%;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.5));
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transform-style: preserve-3d;
    transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s cubic-bezier(.2,.8,.2,1);
    box-shadow: 0 10px 30px rgba(2,6,23,0.08), 0 1px 0 rgba(2,6,23,0.04) inset;
}

.stat-number {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.stat-item:hover {
    transform: translateY(-6px) rotateX(1deg) rotateY(-1deg);
    box-shadow: 0 24px 60px rgba(2,6,23,0.18), 0 8px 20px rgba(2,6,23,0.08);
}

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

.code-block {
    background-color: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

.code-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--bg-accent);
    border-bottom: 1px solid var(--code-border);
}

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

.code-dot.red { background-color: #ef4444; }
.code-dot.yellow { background-color: #f59e0b; }
.code-dot.green { background-color: #10b981; }

.code-title {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-left: auto;
}

.code-content {
    padding: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.5;
}

.code-line {
    margin-bottom: var(--spacing-sm);
}

.code-keyword { color: var(--code-keyword); font-weight: 600; }
.code-property { color: var(--code-property); }
.code-value { color: var(--code-value); }

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

/* Ultra Login Modal */
.login-overlay {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(12px) saturate(140%);
    background: rgba(2,6,23,0.35);
    z-index: 2000;
}
.login-overlay.active { display: flex; }
.login-dialog {
    position: relative;
    width: min(520px, 92vw);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: linear-gradient(180deg, rgba(255,255,255,0.75), rgba(255,255,255,0.55));
    border: 1px solid var(--border-primary);
    box-shadow: 0 40px 120px rgba(2,6,23,0.25), 0 10px 30px rgba(2,6,23,0.1);
    overflow: hidden;
    transform: translateY(12px);
    opacity: 0;
    transition: transform .35s cubic-bezier(.2,.8,.2,1), opacity .35s ease;
}
.login-overlay.active .login-dialog { transform: translateY(0); opacity: 1; }
.login-orbs .orb { position: absolute; filter: blur(40px); opacity: 0.5; }
.orb-1 { width: 220px; height: 220px; border-radius: 50%; background: #60a5fa; top: -60px; right: -60px; }
.orb-2 { width: 180px; height: 180px; border-radius: 50%; background: #a78bfa; bottom: -50px; left: -50px; }
.orb-3 { width: 140px; height: 140px; border-radius: 50%; background: #34d399; top: 40%; left: -30px; }
.login-close {
    position: absolute; top: 12px; right: 12px; border: 1px solid var(--border-primary);
    background: rgba(255,255,255,0.7); border-radius: var(--radius-md); width: 36px; height: 36px;
    display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
}
.login-card { position: relative; z-index: 1; }
.login-title { margin-bottom: var(--spacing-sm); }
.login-subtitle { color: var(--text-secondary); margin-bottom: var(--spacing-xl); }
.login-form { display: grid; gap: var(--spacing-md); }
.login-label { font-size: 0.9rem; color: var(--text-secondary); }
.login-input {
    width: 100%; padding: 0.8rem 1rem; border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary); background: rgba(255,255,255,0.9);
}
.login-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-light); }
.login-actions { display: flex; gap: var(--spacing-md); margin-top: var(--spacing-sm); flex-wrap: wrap; }
.login-secondary { background: rgba(2,6,23,0.04); border: 1px solid var(--border-primary); }
.login-footer { margin-top: var(--spacing-lg); color: var(--text-tertiary); font-size: 0.9rem; }
.login-link { color: var(--primary); }
.login-link:hover { text-decoration: underline; }

.btn-primary {
    background: radial-gradient(120% 120% at 10% 10%, rgba(255,255,255,0.2), rgba(255,255,255,0)),
                linear-gradient(180deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: var(--text-inverse);
    box-shadow: 0 10px 20px rgba(59,130,246,0.3), 0 4px 10px rgba(59,130,246,0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(59,130,246,0.35), 0 6px 14px rgba(59,130,246,0.25);
}

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

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--text-inverse);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background-color: var(--bg-accent);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* Section Styles */
section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Overview Section */
.overview-section {
    background-color: var(--bg-secondary);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    perspective: 1200px;
}

.overview-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.5));
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s cubic-bezier(.2,.8,.2,1);
    transform-style: preserve-3d;
    box-shadow: 0 10px 30px rgba(2,6,23,0.08), 0 1px 0 rgba(2,6,23,0.04) inset;
}

.overview-card:hover {
    transform: translateY(-6px) rotateX(1deg) rotateY(-1deg);
    box-shadow: 0 24px 60px rgba(2,6,23,0.18), 0 8px 20px rgba(2,6,23,0.08);
}

.card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    font-size: 1.25rem;
}

.card-title {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.card-description {
    margin-bottom: var(--spacing-lg);
}

.card-features {
    list-style: none;
}

.card-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-lg);
}

.card-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* Pipeline Section */
.pipeline-container {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.pipeline-flow {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    overflow-x: auto;
    padding: var(--spacing-md) 0;
}

.pipeline-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 220px;
    background: linear-gradient(180deg, rgba(255,255,255,0.75), rgba(255,255,255,0.55));
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s cubic-bezier(.2,.8,.2,1), background .3s ease;
    transform-style: preserve-3d;
    box-shadow: 0 10px 30px rgba(2,6,23,0.08), 0 1px 0 rgba(2,6,23,0.04) inset;
}

.pipeline-stage.active {
    border-color: var(--success);
    background-color: var(--success-light);
}

.pipeline-stage.running {
    border-color: var(--warning);
    background-color: var(--warning-light);
}

.pipeline-stage.pending {
    border-color: var(--border-secondary);
    opacity: 0.6;
}

.pipeline-stage:hover {
    transform: translateY(-6px) rotateX(1deg) rotateY(1deg);
    box-shadow: 0 24px 60px rgba(2,6,23,0.18), 0 8px 20px rgba(2,6,23,0.08);
}

.stage-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.pipeline-stage.active .stage-icon {
    background-color: var(--success);
    color: white;
}

.pipeline-stage.running .stage-icon {
    background-color: var(--warning);
    color: white;
}

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

.stage-title {
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.stage-description {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-md);
}

.stage-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    justify-content: center;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.success { background-color: var(--success); }
.status-indicator.running { background-color: var(--warning); }
.status-indicator.pending { background-color: var(--border-secondary); }

.status-text {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.pipeline-arrow {
    color: var(--text-tertiary);
    font-size: 1.25rem;
}

.pipeline-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.5));
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transform-style: preserve-3d;
    transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s cubic-bezier(.2,.8,.2,1);
    box-shadow: 0 10px 30px rgba(2,6,23,0.08), 0 1px 0 rgba(2,6,23,0.04) inset;
}
.stat-card:hover {
    transform: translateY(-6px) rotateX(1deg) rotateY(-1deg);
    box-shadow: 0 24px 60px rgba(2,6,23,0.18), 0 8px 20px rgba(2,6,23,0.08);
}

.stat-card i {
    color: var(--primary);
    font-size: 1.5rem;
}

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

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Features Section */
.features-section {
    background-color: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    perspective: 1200px;
}

.feature-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.45));
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s cubic-bezier(.2,.8,.2,1);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    box-shadow: 0 10px 30px rgba(2,6,23,0.08), 0 1px 0 rgba(2,6,23,0.04) inset;
}

.feature-card:hover {
    transform: translateY(-6px) rotateX(1deg) rotateY(1deg);
    box-shadow: 0 24px 60px rgba(2,6,23,0.18), 0 8px 20px rgba(2,6,23,0.08);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
}

.feature-title {
    margin-bottom: var(--spacing-md);
}

.feature-description {
    margin-bottom: var(--spacing-lg);
}

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

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

/* Metrics Section */
.metrics-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.metrics-category {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.category-title {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.metrics-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.metric-item {
    padding: var(--spacing-md) 0;
}

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.metric-name {
    font-weight: 500;
    color: var(--text-primary);
}

.metric-value {
    font-weight: 700;
    color: var(--text-primary);
}

.metric-value.success {
    color: var(--success);
}

.metric-bar {
    height: 8px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.metric-progress {
    height: 100%;
    background-color: var(--primary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.metric-trend {
    font-size: 0.875rem;
    font-weight: 500;
}

.metric-trend.up { color: var(--success); }
.metric-trend.down { color: var(--error); }
.metric-trend.stable { color: var(--text-tertiary); }

.maturity-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.maturity-item {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.maturity-score {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.maturity-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.maturity-level {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.maturity-level.elite {
    background-color: var(--success-light);
    color: var(--success);
}

.maturity-level.advanced {
    background-color: var(--primary-light);
    color: var(--primary);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.achievement-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.achievement-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.achievement-title {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.achievement-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.footer-brand i {
    color: var(--primary);
    font-size: 1.5rem;
}

.footer-description {
    color: var(--text-secondary);
}

.footer-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary);
    color: var(--text-inverse);
    border-color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-primary);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

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

/* Mobile First Breakpoints */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 4rem;
        left: -100%;
        width: 100%;
        height: calc(100vh - 4rem);
        background-color: var(--bg-primary);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        transition: var(--transition);
        border-top: 1px solid var(--border-primary);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .overview-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .pipeline-flow {
        flex-direction: column;
        align-items: stretch;
    }
    
    .pipeline-arrow {
        transform: rotate(90deg);
        align-self: center;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .maturity-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
}

/* Tablet Adjustments */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-content {
        gap: var(--spacing-xl);
    }
    
    .overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Large Screen Optimizations */
@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
    
    .overview-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Animation and Interaction Enhancements */
@media (prefers-reduced-motion: no-preference) {
    .feature-card:hover .feature-icon {
        transform: scale(1.1);
    }
    
    .overview-card:hover .card-icon {
        transform: scale(1.1);
    }
    
    .btn:hover {
        transform: translateY(-2px);
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --border-primary: #000000;
        --border-secondary: #000000;
    }
    
    [data-theme="dark"] {
        --border-primary: #ffffff;
        --border-secondary: #ffffff;
    }
}

/* Print styles */
@media print {
    .header,
    .footer,
    .nav-controls,
    .hero-buttons {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
}