/* ============================================
   Design System - Professional Services Website
   Dark/Light Theme with CSS Custom Properties
   ============================================ */

/* --- Import Font --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ============================================
   Theme Variables
   ============================================ */

/* Dark Theme (Default) */
:root,
[data-theme="dark"] {
    /* Backgrounds */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f18;
    --bg-tertiary: #15152a;

    /* Text */
    --text-primary: #f0f0f5;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;

    /* Accents */
    --accent-primary: #6366f1;
    --accent-secondary: #818cf8;
    --accent-tertiary: #a78bfa;

    /* Cards & Borders */
    --card-bg: rgba(15, 15, 24, 0.8);
    --card-bg-solid: #0f0f18;
    --border-color: rgba(99, 102, 241, 0.15);

    /* Glass */
    --glass-bg: rgba(15, 15, 30, 0.6);
    --glass-border: rgba(99, 102, 241, 0.15);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1, #a78bfa);
    --gradient-bg: linear-gradient(180deg, #0a0a0f, #0f0f18, #0a0a0f);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);

    /* Navbar */
    --nav-bg: rgba(10, 10, 15, 0.85);
    --nav-border: rgba(99, 102, 241, 0.1);

    /* Footer */
    --footer-bg: #050508;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8f9fc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #eef0f6;

    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;

    --accent-primary: #4f46e5;
    --accent-secondary: #6366f1;
    --accent-tertiary: #7c3aed;

    --card-bg: rgba(255, 255, 255, 0.9);
    --card-bg-solid: #ffffff;
    --border-color: rgba(79, 70, 229, 0.12);

    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(79, 70, 229, 0.15);

    --gradient-primary: linear-gradient(135deg, #4f46e5, #7c3aed);
    --gradient-bg: linear-gradient(180deg, #f8f9fc, #ffffff, #f8f9fc);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 30px rgba(79, 70, 229, 0.1);

    --nav-bg: rgba(248, 249, 252, 0.9);
    --nav-border: rgba(79, 70, 229, 0.1);

    --footer-bg: #0f0f18;
}

/* ============================================
   Design Tokens (shared)
   ============================================ */
:root {
    /* Typography */
    --ff-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-md: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.25rem;
    --fs-2xl: 1.5rem;
    --fs-3xl: 2rem;
    --fs-4xl: 2.5rem;
    --fs-5xl: 3.5rem;
    --fs-6xl: 4.5rem;

    /* 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;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Layout */
    --container-max: 1200px;
    --nav-height: 72px;
}

/* ============================================
   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(--ff-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--space-4xl) 0;
}

/* ============================================
   Gradient Text
   ============================================ */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-animated {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary), var(--accent-primary));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientMove 3s ease infinite;
}

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

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--fs-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    font-family: var(--ff-primary);
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}
.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 1.5rem;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    border-bottom-color: var(--nav-border);
    box-shadow: var(--shadow-sm);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: var(--fs-lg);
    z-index: 1001;
}

.logo-icon {
    color: var(--accent-primary);
    font-family: 'Courier New', monospace;
    font-weight: 800;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    padding: 0.5rem 1rem;
    font-weight: 500;
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 1px;
}

.nav-cta-item {
    margin-left: 0.5rem;
}

.nav-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    background: var(--gradient-primary);
    color: #fff;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--fs-sm);
    transition: all var(--transition-normal);
}
.nav-cta-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 1001;
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
    position: relative;
}
.theme-toggle:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.theme-icon-light,
.theme-icon-dark {
    position: absolute;
    transition: opacity 0.3s, transform 0.3s;
}

[data-theme="dark"] .theme-icon-light { opacity: 1; transform: rotate(0deg); }
[data-theme="dark"] .theme-icon-dark { opacity: 0; transform: rotate(-90deg); }
[data-theme="light"] .theme-icon-light { opacity: 0; transform: rotate(90deg); }
[data-theme="light"] .theme-icon-dark { opacity: 1; transform: rotate(0deg); }

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
}

.lang-btn {
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--text-muted);
    padding: 0.15rem 0.35rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}
.lang-btn.active {
    color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.15);
}

.lang-divider {
    color: var(--text-muted);
    font-size: var(--fs-xs);
}

/* Mobile Nav */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
    border-radius: 2px;
}

.nav-toggle.active .hamburger-line:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active .hamburger-line:nth-child(2) { opacity: 0; }
.nav-toggle.active .hamburger-line:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero-particles-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-bg);
    z-index: 0;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 0;
}

[data-theme="light"] .hero-grid-pattern {
    background-image:
        linear-gradient(rgba(79, 70, 229, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(79, 70, 229, 0.05) 1px, transparent 1px);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    z-index: 0;
}
.hero-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-primary);
    top: -150px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}
.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-tertiary);
    bottom: -100px;
    left: -100px;
    animation: float 10s ease-in-out infinite reverse;
}
.hero-orb-3 {
    width: 300px;
    height: 300px;
    background: var(--accent-secondary);
    top: 50%;
    left: 50%;
    animation: float 12s ease-in-out infinite;
}

[data-theme="light"] .hero-orb {
    opacity: 0.15;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(10px);
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, var(--fs-6xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.hero-title .greeting {
    display: block;
    font-size: clamp(1.2rem, 3vw, var(--fs-2xl));
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 0.25rem;
}

.hero-title .name {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-typing {
    display: block;
    font-size: clamp(1.5rem, 4vw, var(--fs-3xl));
    color: var(--accent-secondary);
    font-weight: 600;
    min-height: 1.2em;
}

.cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--accent-primary);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, var(--fs-lg));
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: 2;
    color: var(--text-muted);
    font-size: var(--fs-xs);
}

.scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 14px;
    position: relative;
}
.scroll-mouse::after {
    content: '';
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(10px); opacity: 0.3; }
}

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

.section-label {
    display: inline-block;
    font-size: var(--fs-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
    position: relative;
}

.section-label::before,
.section-label::after {
    content: '—';
    margin: 0 0.5rem;
    color: var(--accent-primary);
    opacity: 0.5;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, var(--fs-4xl));
    font-weight: 800;
    line-height: 1.2;
    max-width: 700px;
    margin: 0 auto;
}

.section-subtitle {
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    margin-top: var(--space-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}
.stat-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.stat-number {
    font-size: var(--fs-5xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.stat-label {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* ============================================
   Service Cards
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}
.service-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: var(--fs-xl);
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.service-card p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-feature-tag {
    font-size: var(--fs-xs);
    padding: 0.3rem 0.75rem;
    background: rgba(99, 102, 241, 0.08);
    color: var(--accent-secondary);
    border-radius: var(--radius-full);
    font-weight: 500;
}

/* ============================================
   Why Choose Me Section
   ============================================ */
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.why-card {
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    text-align: center;
}
.why-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.why-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin: 0 auto 1.25rem;
}

.why-card h3 {
    font-size: var(--fs-lg);
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.why-card p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    line-height: 1.7;
}

/* ============================================
   Process Section
   ============================================ */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 45px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--border-color);
}

.process-step {
    text-align: center;
    position: relative;
}

.process-number {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fs-2xl);
    font-weight: 800;
    color: var(--accent-primary);
    margin: 0 auto var(--space-lg);
    background: var(--bg-primary);
    position: relative;
    z-index: 1;
    transition: all var(--transition-normal);
}

[data-theme="light"] .process-number {
    background: var(--bg-secondary);
}

.process-step:hover .process-number {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.process-step h3 {
    font-size: var(--fs-lg);
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.process-step p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    line-height: 1.6;
}

/* ============================================
   Portfolio
   ============================================ */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

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

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

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

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(0, 0, 0, 0.85) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.portfolio-card:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-tag {
    font-size: var(--fs-xs);
    padding: 0.25rem 0.75rem;
    background: rgba(99, 102, 241, 0.3);
    color: #fff;
    border-radius: var(--radius-full);
    width: fit-content;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.portfolio-overlay h3 {
    color: #fff;
    font-size: var(--fs-xl);
    margin-bottom: 0.5rem;
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--fs-sm);
    margin-bottom: 1rem;
}

.portfolio-link {
    color: var(--accent-secondary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap var(--transition-normal);
}
.portfolio-link:hover {
    gap: 0.75rem;
}

/* ============================================
   Technology Grid
   ============================================ */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}
.tech-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.tech-item i {
    font-size: 2rem;
    color: var(--accent-primary);
}

.tech-item span {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

/* ============================================
   Brands Marquee
   ============================================ */
.brands-section {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
    overflow: hidden;
}

.brands-marquee {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 15%, #000 85%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 15%, #000 85%, transparent);
}

.brands-track {
    display: flex;
    gap: 3rem;
    animation: marquee 25s linear infinite;
    width: max-content;
}

.brand-item {
    font-size: var(--fs-2xl);
    font-weight: 800;
    color: var(--text-muted);
    white-space: nowrap;
    opacity: 0.4;
    transition: opacity var(--transition-normal);
    letter-spacing: -0.5px;
}

.brand-item:hover {
    opacity: 0.8;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials-wrapper {
    max-width: 700px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.testimonials-track {
    display: flex;
    transition: transform var(--transition-slow);
}

.testimonial-card {
    min-width: 100%;
    padding: 0 1rem;
}

.testimonial-inner {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
}

.testimonial-stars {
    margin-bottom: 1.5rem;
    color: #f59e0b;
    font-size: var(--fs-lg);
    display: flex;
    justify-content: center;
    gap: 0.25rem;
}

.testimonial-text {
    font-size: var(--fs-lg);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-name {
    font-weight: 700;
    font-size: var(--fs-md);
}

.testimonial-role {
    color: var(--accent-primary);
    font-size: var(--fs-sm);
}

.testimonials-nav {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

.testimonial-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.testimonial-dot.active {
    background: var(--accent-primary);
    width: 30px;
    border-radius: 5px;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.5rem 0;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: var(--fs-md);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--ff-primary);
    transition: color var(--transition-normal);
}

.faq-question:hover {
    color: var(--accent-primary);
}

.faq-icon {
    color: var(--accent-primary);
    transition: transform var(--transition-normal);
    font-size: var(--fs-sm);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer-content {
    padding-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-secondary);
}

.cta-content {
    text-align: center;
    padding: var(--space-3xl);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.2;
}
.cta-orb-1 {
    width: 300px;
    height: 300px;
    background: var(--accent-primary);
    top: -100px;
    right: -100px;
    animation: float 6s ease-in-out infinite;
}
.cta-orb-2 {
    width: 250px;
    height: 250px;
    background: var(--accent-tertiary);
    bottom: -80px;
    left: -80px;
    animation: float 8s ease-in-out infinite reverse;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, var(--fs-4xl));
    font-weight: 800;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 1;
}

.cta-subtitle {
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    position: relative;
    z-index: 1;
}

/* ============================================
   Page Header (for subpages)
   ============================================ */
.page-header {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
    text-align: center;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center top, rgba(99, 102, 241, 0.1), transparent 60%);
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, var(--fs-5xl));
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    margin-top: var(--space-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

/* ============================================
   Services Page Detail Cards
   ============================================ */
.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.service-detail-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: all var(--transition-normal);
}

.service-detail-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.service-detail-card h3 {
    font-size: var(--fs-xl);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.service-detail-card .service-icon {
    margin-bottom: 0;
}

.service-detail-list {
    list-style: none;
    margin: 1.5rem 0;
}

.service-detail-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--fs-sm);
}

.service-detail-list li i {
    color: var(--accent-primary);
    font-size: var(--fs-xs);
}

.service-price {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.service-price-label {
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.service-price-value {
    font-size: var(--fs-2xl);
    font-weight: 800;
    color: var(--accent-primary);
}

/* ============================================
   Contact Page
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: var(--fs-sm);
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--ff-primary);
    font-size: var(--fs-md);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg fill='%239ca3af' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

.contact-info-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}
.contact-info-card:hover {
    border-color: var(--accent-primary);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.contact-info-card h4 {
    font-size: var(--fs-sm);
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.contact-info-card p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
}

/* ============================================
   Legal Pages
   ============================================ */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-updated {
    color: var(--text-muted);
    font-size: var(--fs-sm);
    margin-top: 0.5rem;
}

.legal-section {
    margin-bottom: var(--space-2xl);
}

.legal-section h2 {
    font-size: var(--fs-xl);
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.legal-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ============================================
   About Page
   ============================================ */
.about-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-lead {
    font-size: var(--fs-xl);
    line-height: 1.8;
    color: var(--text-secondary);
}

.about-intro-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.about-stat-number {
    display: block;
    font-size: var(--fs-3xl);
    font-weight: 800;
    color: var(--accent-primary);
}

.about-stat-label {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

.about-story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.about-block {
    padding: 2.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.about-block-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.about-block h2 {
    font-size: var(--fs-xl);
    margin-bottom: 1rem;
}

.about-block p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.about-value-card {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}
.about-value-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
}

.about-value-card i {
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
    display: block;
}

.about-value-card span {
    font-weight: 600;
    font-size: var(--fs-sm);
}

/* Skills */
.about-skills-grid {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: var(--fs-sm);
    font-weight: 600;
}

.about-skill-bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.about-skill-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    width: 0;
    transition: width 1.5s ease;
}

.about-skill-fill.animated {
    width: var(--fill-width);
}

/* Approach */
.about-approach-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.about-approach-card {
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}
.about-approach-card:hover {
    border-color: var(--accent-primary);
}

.about-approach-card h3 {
    font-size: var(--fs-lg);
    margin-bottom: 0.75rem;
    color: var(--accent-primary);
}

.about-approach-card p {
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    line-height: 1.7;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--footer-bg);
    padding: var(--space-3xl) 0 var(--space-xl);
    position: relative;
    color: #e5e7eb;
}

.footer-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: var(--fs-lg);
    margin-bottom: var(--space-md);
    color: #f0f0f5;
}

.footer-desc {
    color: #9ca3af;
    font-size: var(--fs-sm);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(99, 102, 241, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9ca3af;
    transition: all var(--transition-normal);
}
.social-link:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
}

.footer-links-group h4 {
    font-size: var(--fs-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-lg);
    color: #f0f0f5;
}

.footer-links-group li {
    margin-bottom: 0.75rem;
}

.footer-links-group a {
    color: #9ca3af;
    font-size: var(--fs-sm);
    transition: color var(--transition-fast);
}
.footer-links-group a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--fs-sm);
    color: #6b7280;
}

/* ============================================
   Cookie Banner
   ============================================ */
.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    z-index: 9998;
    background: var(--card-bg-solid);
    border-top: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    backdrop-filter: blur(20px);
    transition: bottom var(--transition-slow);
}
.cookie-banner.visible {
    bottom: 0;
}

.cookie-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cookie-content p {
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    flex: 1;
}

.cookie-content a {
    color: var(--accent-primary);
    text-decoration: underline;
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
}

.cookie-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: var(--ff-primary);
    transition: all var(--transition-normal);
}

.cookie-accept {
    background: var(--accent-primary);
    color: #fff;
}
.cookie-accept:hover {
    background: var(--accent-secondary);
}

.cookie-reject {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.cookie-reject:hover {
    border-color: var(--accent-primary);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid::before { display: none; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .about-values-grid { grid-template-columns: repeat(2, 1fr); }
    .about-intro { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: 0.5rem;
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        z-index: 999;
    }
    .nav-menu.active {
        transform: translateX(0);
    }
    .nav-link {
        font-size: var(--fs-xl);
        padding: 1rem;
    }
    .nav-cta-item { margin-left: 0; }
    .nav-toggle { display: flex; }
    .nav-cta-btn { display: none; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
    .services-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .services-detail-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .about-story-grid { grid-template-columns: 1fr; }
    .about-values-grid { grid-template-columns: repeat(2, 1fr); }
    .about-approach-grid { grid-template-columns: 1fr; }

    .hero-title { font-size: 2.5rem; }
    .section { padding: var(--space-3xl) 0; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .about-values-grid { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
}