/* ═══════════════════════════════════════════════════════════
   KERNOLIX — Global Design System
   Dark Glassmorphism · AI-Powered Software Company
   ═══════════════════════════════════════════════════════════ */

/* ─── Google Fonts Import ─────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ─── CSS Custom Properties ───────────────────────────────── */
:root {
    /* Primary palette */
    --primary: #6C5CE7;
    --primary-light: #A29BFE;
    --primary-dark: #4A3FC7;
    --primary-glow: rgba(108, 92, 231, 0.4);
    
    /* Accent */
    --accent: #00D2FF;
    --accent-light: #74E4FF;
    --accent-dark: #00A8CC;
    --accent-glow: rgba(0, 210, 255, 0.3);
    
    /* Backgrounds */
    --bg-deepest: #050508;
    --bg-deep: #0A0A0F;
    --bg-dark: #0F0F18;
    --bg-surface: #14141F;
    --bg-elevated: #1A1A2E;
    --bg-card: #1E1E32;
    
    /* Glass effects */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-bg-hover: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.15);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --glass-blur: blur(20px);
    
    /* Text */
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    --text-accent: #00D2FF;
    
    /* Status */
    --success: #00E676;
    --warning: #FFD600;
    --error: #FF5252;
    --info: #448AFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6C5CE7, #00D2FF);
    --gradient-hero: linear-gradient(180deg, #050508 0%, #0A0A0F 30%, #14141F 100%);
    --gradient-card: linear-gradient(135deg, rgba(108, 92, 231, 0.1), rgba(0, 210, 255, 0.05));
    --gradient-glow: radial-gradient(circle at center, var(--primary-glow), transparent 70%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Layout */
    --container-width: 1280px;
    --nav-height: 80px;
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--bg-deepest);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* RTL Support */
body[dir="rtl"] {
    direction: rtl;
    text-align: right;
}

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

a:hover {
    color: var(--accent-light);
}

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

ul, ol {
    list-style: none;
}

/* ─── Typography ──────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

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

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

/* ─── Container ───────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* ─── Navigation ──────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom-color: var(--glass-border);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 900;
    color: white;
    position: relative;
    overflow: hidden;
}

.nav-logo .logo-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2));
}

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

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: var(--space-sm) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
    border-radius: var(--radius-full);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Language Switcher */
.lang-switcher {
    position: relative;
}

.lang-switcher-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 0.85rem;
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
}

.lang-switcher-btn:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow);
    z-index: 100;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 12px;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.lang-dropdown a:hover,
.lang-dropdown a.current {
    background: var(--glass-bg-hover);
    color: var(--text-primary);
}

/* Mobile menu */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
    border-radius: var(--radius-full);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* CTA Button in nav */
.nav-cta {
    background: var(--gradient-primary);
    color: white !important;
    padding: 10px 24px !important;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-base) !important;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

.nav-cta::after {
    display: none !important;
}

/* ─── Hero Section ────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-height) + var(--space-4xl)) var(--space-xl) var(--space-4xl);
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

#particles-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
    z-index: 0;
}

.hero-glow-1 {
    top: -200px;
    right: -100px;
    background: var(--primary);
}

.hero-glow-2 {
    bottom: -200px;
    left: -100px;
    background: var(--accent);
    opacity: 0.15;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: var(--space-xl);
    backdrop-filter: var(--glass-blur);
}

.hero-badge .pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero h1 {
    margin-bottom: var(--space-lg);
    font-weight: 900;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.8;
}

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

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px var(--primary-glow);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
}

.btn-outline:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-3px);
    color: var(--text-primary);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* ─── Section Styles ──────────────────────────────────────── */
.section {
    padding: var(--space-5xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-4xl);
}

.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-md);
    padding: 6px 16px;
    background: rgba(0, 210, 255, 0.08);
    border: 1px solid rgba(0, 210, 255, 0.15);
    border-radius: var(--radius-full);
}

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

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* ─── Glass Card ──────────────────────────────────────────── */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow);
}

/* ─── Services Grid (Bento) ───────────────────────────────── */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.bento-grid .glass-card:nth-child(1) {
    grid-column: span 2;
}

.bento-grid .glass-card:nth-child(4) {
    grid-column: span 2;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.glass-card:hover .service-icon {
    border-color: var(--primary-light);
    box-shadow: 0 0 20px var(--primary-glow);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    font-family: var(--font-display);
}

.service-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ─── Stats Section ───────────────────────────────────────── */
.stats-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

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

.stat-item {
    padding: var(--space-xl);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

/* ─── Portfolio Grid ──────────────────────────────────────── */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.portfolio-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 16/10;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
}

.portfolio-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-card:hover .portfolio-card-image {
    transform: scale(1.05);
}

.portfolio-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(5,5,8,0.95));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.portfolio-card-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.portfolio-card-category {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 500;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.portfolio-tag {
    padding: 4px 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Filter buttons */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
}

.filter-btn {
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* ─── Team Section ────────────────────────────────────────── */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

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

.team-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto var(--space-md);
    background: var(--gradient-card);
    border: 2px solid var(--glass-border);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.team-card:hover .team-avatar {
    border-color: var(--primary);
    box-shadow: 0 0 30px var(--primary-glow);
    transform: scale(1.05);
}

.team-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
}

.team-role {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.team-socials {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
}

.team-socials a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.team-socials a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* ─── Blog Section ────────────────────────────────────────── */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.blog-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow);
}

.blog-card-image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: var(--bg-card);
}

.blog-card-content {
    padding: var(--space-xl);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-card-category {
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-title a {
    color: var(--text-primary);
}

.blog-card-title a:hover {
    color: var(--accent);
}

.blog-card-excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ─── CTA Section ─────────────────────────────────────────── */
.cta-section {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: var(--gradient-glow);
    filter: blur(100px);
    opacity: 0.4;
    z-index: 0;
}

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

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

.cta-section p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
}

/* ─── Contact Section ─────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-info-item {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent);
}

.contact-info-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

.contact-info-value {
    font-weight: 600;
    font-size: 1rem;
}

/* Form styles */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 14px 18px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: var(--glass-bg-hover);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-select {
    appearance: none;
    cursor: pointer;
}

/* ─── Footer ──────────────────────────────────────────────── */
.footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--glass-border);
    padding: var(--space-4xl) 0 var(--space-xl);
}

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

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.8;
    margin-top: var(--space-md);
    max-width: 300px;
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ─── About Page ──────────────────────────────────────────── */
.about-hero {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-4xl);
    background: var(--gradient-hero);
    text-align: center;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--glass-border);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: var(--space-xl);
}

.timeline-item:nth-child(odd) {
    padding-right: var(--space-3xl);
    text-align: right;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: var(--space-3xl);
}

.timeline-dot {
    position: absolute;
    top: var(--space-xl);
    width: 16px;
    height: 16px;
    background: var(--primary);
    border: 3px solid var(--bg-deepest);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -8px;
}

.timeline-year {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: var(--space-sm);
}

.timeline-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ─── Blog Detail ─────────────────────────────────────────── */
.blog-detail {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-4xl);
}

.blog-detail-content {
    max-width: 760px;
    margin: 0 auto;
}

.blog-detail-content h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: var(--space-lg);
}

.blog-detail-content .blog-meta {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--glass-border);
}

.blog-detail-content .blog-body {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-secondary);
}

.blog-body h2, .blog-body h3 {
    color: var(--text-primary);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.blog-body p {
    margin-bottom: var(--space-lg);
}

.blog-body code {
    font-family: var(--font-mono);
    background: var(--glass-bg);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--accent);
}

.blog-body pre {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

.blog-body pre code {
    background: none;
    padding: 0;
}

/* ─── Testimonials ────────────────────────────────────────── */
.testimonials-slider {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

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

.testimonial-text {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--primary-light);
    position: absolute;
    top: -20px;
    left: -10px;
    opacity: 0.3;
}

.testimonial-author {
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-role {
    color: var(--accent);
    font-size: 0.85rem;
}

/* ─── Partners / Clients ──────────────────────────────────── */
.partners-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-3xl);
    flex-wrap: wrap;
    padding: var(--space-2xl) 0;
    opacity: 0.4;
    filter: grayscale(1);
    transition: all var(--transition-base);
}

.partners-bar:hover {
    opacity: 0.7;
    filter: grayscale(0.5);
}

.partner-logo {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

/* ─── 404 Page ────────────────────────────────────────────── */
.page-404 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-3xl);
}

.page-404 h1 {
    font-size: 8rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: var(--space-md);
}

.page-404 p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: var(--space-xl);
}

/* ─── Alerts / Flash Messages ─────────────────────────────── */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
    border: 1px solid;
}

.alert-success {
    background: rgba(0, 230, 118, 0.1);
    border-color: rgba(0, 230, 118, 0.3);
    color: var(--success);
}

.alert-error {
    background: rgba(255, 82, 82, 0.1);
    border-color: rgba(255, 82, 82, 0.3);
    color: var(--error);
}

.alert-warning {
    background: rgba(255, 214, 0, 0.1);
    border-color: rgba(255, 214, 0, 0.3);
    color: var(--warning);
}

.alert-info {
    background: rgba(68, 138, 255, 0.1);
    border-color: rgba(68, 138, 255, 0.3);
    color: var(--info);
}

/* ─── Services Detail Page ────────────────────────────────── */
.service-detail-hero {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-4xl);
    background: var(--gradient-hero);
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.feature-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.feature-check {
    width: 24px;
    height: 24px;
    min-width: 24px;
    background: rgba(0, 230, 118, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
    font-size: 0.75rem;
    margin-top: 2px;
}

/* ─── Scroll Reveal ───────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bento-grid .glass-card:nth-child(1),
    .bento-grid .glass-card:nth-child(4) {
        grid-column: span 1;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--bg-card);
        backdrop-filter: var(--glass-blur);
        flex-direction: column;
        padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
        transition: right var(--transition-base);
        border-left: 1px solid var(--glass-border);
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .bento-grid,
    .portfolio-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .timeline::before {
        left: 0;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        width: 100%;
        margin-left: 0;
        padding-left: var(--space-3xl);
        padding-right: 0;
        text-align: left;
    }
    
    .timeline-item:nth-child(odd) {
        padding-right: 0;
        text-align: left;
    }
    
    .timeline-dot,
    .timeline-item:nth-child(odd) .timeline-dot,
    .timeline-item:nth-child(even) .timeline-dot {
        left: -8px;
        right: auto;
    }

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

@media (max-width: 480px) {
    :root {
        --space-xl: 1.5rem;
        --space-2xl: 2rem;
        --space-3xl: 2.5rem;
        --space-4xl: 3rem;
        --space-5xl: 4rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}


/* Kernolix v0.4 — Operator & production hardening UI */
.capability-strip{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}.capability-strip span,.operator-tags span{font-family:var(--font-mono,monospace);font-size:.75rem;letter-spacing:.08em;border:1px solid var(--glass-border);background:var(--glass-bg);padding:.6rem .85rem;border-radius:999px;color:var(--text-secondary)}
.operator-product-home{padding-top:var(--space-3xl)}.operator-home-grid,.operator-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:var(--space-2xl);align-items:center}.operator-home-grid h2{font-size:clamp(2rem,5vw,4rem);margin:.6rem 0 1rem}.operator-home-grid p{color:var(--text-secondary);font-size:1.08rem;max-width:62ch}.execution-loop{display:grid;gap:1rem}.execution-node{display:grid;grid-template-columns:3rem 1fr;gap:.2rem .8rem;align-items:center;border:1px solid var(--glass-border);border-radius:16px;padding:1rem 1.1rem;color:var(--text-muted)}.execution-node strong{color:var(--text-primary);font-size:1rem}.execution-node small{grid-column:2;color:var(--text-muted)}.execution-node.active{border-color:var(--accent);box-shadow:0 0 40px rgba(108,92,231,.15)}
.operator-hero{padding:calc(var(--space-5xl) + 4rem) 0 var(--space-2xl)}.operator-shell{padding-top:var(--space-xl)}.operator-grid{align-items:start}.operator-form-card,.operator-result-card{padding:clamp(1.25rem,3vw,2rem)}.operator-kicker{font-family:var(--font-mono,monospace);color:var(--accent);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.45rem}.operator-two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.operator-fineprint{font-size:.78rem;color:var(--text-muted);margin-top:1rem}.operator-score-wrap{display:flex;align-items:center;gap:1rem;margin-bottom:1.4rem}.operator-score{font-family:var(--font-display);font-weight:800;font-size:3rem;line-height:1;color:var(--text-primary)}.operator-score span{font-size:1rem;color:var(--text-muted)}.operator-score-wrap h3{margin:0}.operator-metrics{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin:1.2rem 0 1.6rem}.operator-metrics>div{padding:1rem;border:1px solid var(--glass-border);border-radius:14px;background:rgba(255,255,255,.02)}.operator-metrics strong{display:block;font-size:1.7rem}.operator-metrics span{display:block;color:var(--text-muted);font-size:.8rem;margin-top:.25rem}.operator-steps{display:grid;gap:.8rem;padding-left:1.3rem;color:var(--text-secondary)}.operator-tags{display:flex;flex-wrap:wrap;gap:.55rem;margin:1rem 0 1.5rem}.operator-cta{border-top:1px solid var(--glass-border);padding-top:1.2rem}.operator-placeholder{display:flex;min-height:430px;flex-direction:column;justify-content:center}.operator-orbit{width:74px;height:74px;border-radius:22px;display:grid;place-items:center;background:var(--gradient-primary);font-size:2rem;font-weight:900;box-shadow:0 0 70px rgba(108,92,231,.3);margin-bottom:1.5rem}.contact-principle{margin-top:1rem}.contact-principle p,.footer-muted{color:var(--text-muted)}.form-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.legal-content{max-width:900px;padding:clamp(1.4rem,4vw,3rem)}.legal-content h2{margin-top:1.8rem}.legal-content p{color:var(--text-secondary);line-height:1.8}.inline-delete-form{display:inline;margin:0}.inline-delete-form button{font:inherit}.admin-logout-form{margin:0}.admin-logout-form button{width:100%;display:flex;align-items:center;gap:10px;background:none;border:0;color:inherit;padding:10px 14px;cursor:pointer;font:inherit;text-align:left}.nav-product-link{color:var(--accent)!important}
@media(max-width:900px){.operator-home-grid,.operator-grid{grid-template-columns:1fr}.operator-two-col,.operator-metrics{grid-template-columns:1fr}.operator-placeholder{min-height:320px}}

.operator-lead-capture{margin:1.4rem 0;padding:1rem;border:1px solid var(--glass-border);border-radius:16px;background:rgba(255,255,255,.02)}.operator-consent{display:flex;align-items:flex-start;gap:.65rem;color:var(--text-secondary);font-size:.82rem;line-height:1.5}.operator-consent input{margin-top:.2rem;accent-color:var(--accent)}

/* Kernolix Operator execution planner */
.operator-plan-form{margin-top:1.35rem;padding-top:1.2rem;border-top:1px solid var(--glass-border)}
.operator-execution{margin-top:var(--space-2xl);padding:clamp(1.3rem,3vw,2.2rem)}
.operator-execution-head{display:flex;justify-content:space-between;gap:1.5rem;align-items:flex-start;margin-bottom:1.2rem}.operator-execution-head>div:first-child{max-width:780px}.operator-execution-head h2{margin:.2rem 0 .6rem}.operator-execution-head p{color:var(--text-secondary)}
.operator-engine-badge{min-width:190px;border:1px solid var(--glass-border);border-radius:16px;padding:.9rem 1rem;background:rgba(255,255,255,.02)}.operator-engine-badge span,.operator-engine-badge strong{display:block}.operator-engine-badge span{font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}.operator-engine-badge strong{margin-top:.25rem;font-family:var(--font-mono,monospace);font-size:.82rem}
.operator-runtime-note{border:1px solid rgba(253,203,110,.3);background:rgba(253,203,110,.06);color:var(--text-secondary);padding:.85rem 1rem;border-radius:12px;margin:1rem 0}
.operator-run-strip{display:grid;grid-template-columns:1.4fr .7fr .8fr;gap:.75rem;margin:1.2rem 0 1.5rem}.operator-run-strip>div{border:1px solid var(--glass-border);border-radius:12px;padding:.8rem 1rem;background:rgba(255,255,255,.015);min-width:0}.operator-run-strip span,.operator-run-strip strong{display:block}.operator-run-strip span{font-size:.7rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.07em}.operator-run-strip strong{font-family:var(--font-mono,monospace);font-size:.75rem;margin-top:.28rem;overflow:hidden;text-overflow:ellipsis}
.operator-action-list{display:grid;gap:.85rem}.operator-action-card{display:grid;grid-template-columns:46px 1fr;gap:1rem;border:1px solid var(--glass-border);border-radius:16px;padding:1rem;background:rgba(255,255,255,.018)}.operator-action-index{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(108,92,231,.12);border:1px solid rgba(108,92,231,.24);font-family:var(--font-mono,monospace);font-weight:700}.operator-action-top{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start}.operator-action-top h3{margin:0}.operator-action-main>p{color:var(--text-secondary);margin:.55rem 0}.operator-action-badges{display:flex;gap:.4rem;flex-wrap:wrap;justify-content:flex-end}.operator-action-badges span,.operator-action-meta span{font-size:.7rem;border-radius:999px;padding:.3rem .55rem;border:1px solid var(--glass-border)}.operator-risk.risk-low{color:#55efc4}.operator-risk.risk-medium{color:#ffeaa7}.operator-risk.risk-high{color:#ff7675}.operator-approval{color:#ff7675}.operator-safe{color:#55efc4}.operator-action-meta{display:flex;align-items:center;gap:.55rem;flex-wrap:wrap}.operator-action-meta code{font-size:.75rem;color:var(--accent);background:rgba(108,92,231,.08);padding:.28rem .45rem;border-radius:8px}.operator-success{margin-top:.6rem;font-size:.82rem;color:var(--text-muted)}
.operator-plan-columns{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem;margin-top:1.4rem}.operator-plan-columns>div{border:1px solid var(--glass-border);border-radius:14px;padding:1rem}.operator-plan-columns h3{font-size:1rem;margin-bottom:.65rem}.operator-plan-columns ul{padding-left:1.1rem;color:var(--text-secondary);display:grid;gap:.45rem;font-size:.88rem}.operator-execution-cta{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:1.3rem}
@media(max-width:900px){.operator-execution-head{flex-direction:column}.operator-engine-badge{width:100%}.operator-run-strip,.operator-plan-columns{grid-template-columns:1fr}.operator-action-card{grid-template-columns:36px 1fr}.operator-action-index{width:34px;height:34px}.operator-action-top,.operator-execution-cta{flex-direction:column;align-items:flex-start}.operator-action-badges{justify-content:flex-start}}

/* Kernolix v1.7.1 — indexable use-case and answer surfaces */
.kx-usecase-page .kx-product-hero h1{max-width:16ch}.kx-usecase-page .kx-policy-card{align-self:center}.kx-usecase-story{display:grid;gap:2rem}.kx-usecase-story .kx-feature-card h3{font-size:1.05rem;line-height:1.45;margin-top:1.25rem}.kx-faq-shell{max-width:980px}.kx-faq-list{display:grid;gap:.8rem}.kx-faq-item{border:1px solid var(--glass-border);border-radius:16px;background:rgba(255,255,255,.02);padding:0 1.15rem}.kx-faq-item summary{cursor:pointer;list-style:none;padding:1.15rem 2.5rem 1.15rem 0;font-weight:650;position:relative;color:var(--text-primary)}.kx-faq-item summary::-webkit-details-marker{display:none}.kx-faq-item summary::after{content:'+';position:absolute;right:.1rem;top:.9rem;font:500 1.5rem/1 var(--font-mono,monospace);color:var(--accent)}.kx-faq-item[open] summary::after{content:'−'}.kx-faq-item p{padding:0 2.5rem 1.15rem 0;color:var(--text-secondary);line-height:1.75;max-width:78ch}.kx-usecase-page .kx-evidence-row strong{font-size:.72rem;letter-spacing:.08em;color:#55efc4}