/* ============================================
   CLINNEKT LTD — Modern Dark Theme Styles
   ============================================ */

/* --- Custom Properties --- */
:root {
    --bg-primary: #0a0f1c;
    --bg-secondary: #0f1629;
    --bg-card: rgba(15, 22, 41, 0.6);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --bg-glass-hover: rgba(255, 255, 255, 0.06);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(59, 130, 246, 0.3);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --gradient-primary: linear-gradient(135deg, #3b82f6, #06b6d4);
    --gradient-hero: linear-gradient(135deg, #3b82f6, #8b5cf6, #06b6d4);
    --gradient-card: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.05));
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Background Orbs --- */
.bg-orbs {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-blue);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-purple);
    bottom: -150px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-cyan);
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 30px) scale(0.95); }
}

/* --- Typography Utilities --- */
.gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 16px;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 100px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(10, 15, 28, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    transition: var(--transition-base);
}

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

.logo-bracket {
    color: var(--accent-blue);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--bg-glass-hover);
}

.nav-link.active {
    color: var(--accent-blue);
}

.nav-cta {
    padding: 8px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    margin-left: 8px;
    transition: var(--transition-base);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
    transform-origin: center;
}

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

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

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

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.particle-canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-text p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-subtle);
}

/* Hero Visual — Glassmorphism Code Card */
.hero-visual {
    display: flex;
    justify-content: center;
}

.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 0;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-md), var(--shadow-glow);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.process-visual-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-subtle);
}

.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #eab308; }
.dot.green { background: #22c55e; }

.window-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: 8px;
}

.code-block {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.8;
}

.code-line {
    display: flex;
    gap: 16px;
}

.line-num {
    color: var(--text-muted);
    min-width: 20px;
    text-align: right;
    user-select: none;
}

.keyword { color: var(--accent-purple); }
.func { color: var(--accent-cyan); }
.str { color: var(--accent-green); }

.process-flow-mini {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px;
    border-top: 1px solid var(--border-subtle);
}

.flow-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    background: var(--bg-glass-hover);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.flow-node i {
    font-size: 1rem;
    color: var(--accent-blue);
}

.flow-node.active {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.flow-connector {
    width: 24px;
    height: 2px;
    background: var(--border-subtle);
    position: relative;
}

.flow-connector::after {
    content: '▸';
    position: absolute;
    right: -4px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.7rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--border-subtle);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 2px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(12px); }
}

/* --- Section Headers --- */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* --- Services Section --- */
.services {
    padding: 120px 0;
    position: relative;
    z-index: 1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

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

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

.service-icon-wrap {
    margin-bottom: 20px;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius-md);
    font-size: 1.4rem;
    color: var(--accent-blue);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card > p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.service-features li i {
    color: var(--accent-green);
    font-size: 0.75rem;
}

/* --- Solutions Section --- */
.solutions {
    padding: 120px 0;
    position: relative;
    z-index: 1;
    background: var(--bg-secondary);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.solution-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition-base);
}

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

.solution-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.solution-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.solution-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
}

.solution-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.solution-flow {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.flow-step {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.step-indicator {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 50%;
    color: var(--accent-blue);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.step-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.step-info p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.step-line {
    width: 2px;
    height: 20px;
    background: var(--border-subtle);
    margin-left: 19px;
    margin-bottom: 12px;
}

/* --- About Section --- */
.about {
    padding: 120px 0;
    position: relative;
    z-index: 1;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 24px;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 1.02rem;
}

.about-credentials {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.credential {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.credential:hover {
    border-color: var(--border-glow);
}

.credential i {
    font-size: 1.2rem;
    color: var(--accent-blue);
    width: 24px;
    text-align: center;
}

.credential strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.credential span {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.value-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    transition: all var(--transition-base);
}

.value-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.value-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius-sm);
    margin: 0 auto 12px;
    font-size: 1.1rem;
    color: var(--accent-blue);
}

.value-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.value-card p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* --- Contact Section --- */
.contact {
    padding: 120px 0;
    position: relative;
    z-index: 1;
    background: var(--bg-secondary);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 36px;
    font-size: 1.02rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.contact-item:hover {
    border-color: var(--border-glow);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    color: white;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.contact-item span,
.contact-item a {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.contact-item a:hover {
    color: var(--accent-blue);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.contact-form h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    outline: none;
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-group select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* --- CAPTCHA --- */
.captcha-group {
    margin-bottom: 24px;
}

.captcha-box {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.captcha-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
}

.captcha-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.captcha-label {
    font-size: 1.1rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    letter-spacing: 0.05em;
}

.captcha-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.captcha-input-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.captcha-input-row input {
    flex: 1;
    padding: 12px 16px;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    outline: none;
    transition: var(--transition-base);
    -moz-appearance: textfield;
}

.captcha-input-row input::-webkit-outer-spin-button,
.captcha-input-row input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.captcha-input-row input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.captcha-input-row input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.9rem;
}

.captcha-refresh {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    flex-shrink: 0;
}

.captcha-refresh:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
}

.captcha-refresh i {
    font-size: 0.9rem;
    transition: transform var(--transition-base);
}

.captcha-refresh:hover i {
    transform: rotate(180deg);
}

.captcha-error {
    display: none;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    padding: 10px 14px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: #ef4444;
    animation: shake 0.4s ease;
}

.captcha-error.show {
    display: flex;
}

.captcha-error i {
    font-size: 0.9rem;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    75% { transform: translateX(6px); }
}

/* --- Footer --- */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-subtle);
    position: relative;
    z-index: 1;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-brand > span:first-letter {
    font-size: 1.3rem;
    font-weight: 800;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-muted);
    max-width: 280px;
}

.footer-nav h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-nav a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    animation: fadeInRight 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes fadeInUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
    to { opacity: 1; transform: translateX(0); }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal {
    transition-delay: calc(var(--delay, 0) * 0.1s);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .glass-card {
        max-width: 400px;
    }

    .about-layout,
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: rgba(10, 15, 28, 0.97);
        backdrop-filter: blur(20px);
        padding: 100px 32px 40px;
        gap: 4px;
        transition: right var(--transition-slow);
        border-left: 1px solid var(--border-subtle);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        padding: 14px 16px;
        font-size: 1rem;
        width: 100%;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 16px;
        text-align: center;
        padding: 14px 20px;
        width: 100%;
    }

    .hamburger {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-text h1 {
        font-size: 2.2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .scroll-indicator {
        display: none;
    }

    .services,
    .solutions,
    .about,
    .contact {
        padding: 80px 0;
    }

    .services-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .process-flow-mini {
        flex-wrap: wrap;
        gap: 6px;
    }

    .flow-connector {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.8rem;
    }

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

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

    .contact-form-wrap {
        padding: 24px;
    }

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

    .captcha-box {
        flex-direction: column;
        text-align: center;
    }

    .captcha-input-row {
        width: 100%;
    }
}