/* ===== CSS Variables - Light/White Theme ===== */
:root {
    /* Primary Gradient Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;

    /* Vibrant Color Palette */
    --purple: #8b5cf6;
    --pink: #ec4899;
    --rose: #f43f5e;
    --orange: #f97316;
    --amber: #f59e0b;
    --yellow: #eab308;
    --lime: #84cc16;
    --green: #22c55e;
    --emerald: #10b981;
    --teal: #14b8a6;
    --cyan: #06b6d4;
    --sky: #0ea5e9;
    --blue: #3b82f6;
    --indigo: #6366f1;
    --violet: #8b5cf6;
    --fuchsia: #d946ef;

    /* Light Theme Background Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-card: #ffffff;

    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #374151;
    --text-tertiary: #6b7280;
    --text-muted: #9ca3af;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
    --gradient-rainbow: linear-gradient(135deg, #f43f5e 0%, #f97316 25%, #eab308 50%, #22c55e 75%, #06b6d4 100%);
    --gradient-warm: linear-gradient(135deg, #f43f5e 0%, #f97316 50%, #fbbf24 100%);
    --gradient-cool: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
    --gradient-nature: linear-gradient(135deg, #22c55e 0%, #14b8a6 50%, #06b6d4 100%);
    --gradient-sunset: linear-gradient(135deg, #ec4899 0%, #f43f5e 50%, #f97316 100%);
    --gradient-aurora: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 50%, #22c55e 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f9fafb 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;

    /* Spacing */
    --section-padding: 100px;
    --container-width: 1280px;

    /* Effects - Light Theme Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1), 0 5px 10px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1);
    --shadow-glow-purple: 0 10px 40px rgba(139, 92, 246, 0.25);
    --shadow-glow-pink: 0 10px 40px rgba(236, 72, 153, 0.25);
    --shadow-glow-cyan: 0 10px 40px rgba(6, 182, 212, 0.25);
    --shadow-glow-green: 0 10px 40px rgba(34, 197, 94, 0.25);

    /* Borders */
    --border-color: #e5e7eb;
    --border-color-light: #f3f4f6;
    --border-color-dark: #d1d5db;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 28px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Icon Styles ===== */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.icon-xs { width: 16px; height: 16px; }
.icon-sm { width: 20px; height: 20px; }
.icon-md { width: 24px; height: 24px; }
.icon-lg { width: 32px; height: 32px; }
.icon-xl { width: 48px; height: 48px; }
.icon-2xl { width: 64px; height: 64px; }

.icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.icon-box::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.1;
}

.icon-box-sm {
    width: 48px;
    height: 48px;
    border-radius: 12px;
}

.icon-box-md {
    width: 64px;
    height: 64px;
    border-radius: 16px;
}

.icon-box-lg {
    width: 80px;
    height: 80px;
    border-radius: 20px;
}

/* Icon Color Variants */
.icon-purple { color: var(--purple); }
.icon-pink { color: var(--pink); }
.icon-rose { color: var(--rose); }
.icon-orange { color: var(--orange); }
.icon-amber { color: var(--amber); }
.icon-green { color: var(--green); }
.icon-emerald { color: var(--emerald); }
.icon-teal { color: var(--teal); }
.icon-cyan { color: var(--cyan); }
.icon-blue { color: var(--blue); }

.icon-box-purple { background: rgba(139, 92, 246, 0.1); }
.icon-box-pink { background: rgba(236, 72, 153, 0.1); }
.icon-box-rose { background: rgba(244, 63, 94, 0.1); }
.icon-box-orange { background: rgba(249, 115, 22, 0.1); }
.icon-box-amber { background: rgba(245, 158, 11, 0.1); }
.icon-box-green { background: rgba(34, 197, 94, 0.1); }
.icon-box-emerald { background: rgba(16, 185, 129, 0.1); }
.icon-box-teal { background: rgba(20, 184, 166, 0.1); }
.icon-box-cyan { background: rgba(6, 182, 212, 0.1); }
.icon-box-blue { background: rgba(59, 130, 246, 0.1); }

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--text-primary);
    line-height: 1.2;
    font-weight: 700;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--purple);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.section-tag i {
    font-size: 0.875rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 16px;
    color: var(--text-primary);
}

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

.section-desc {
    font-size: 1.125rem;
    color: var(--text-tertiary);
    max-width: 650px;
    margin: 0 auto;
}

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

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

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

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-primary);
    position: relative;
    overflow: hidden;
}

.btn i {
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

.btn-gradient-warm {
    background: var(--gradient-warm);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(244, 63, 94, 0.3);
}

.btn-gradient-warm:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(244, 63, 94, 0.4);
}

.btn-gradient-cool {
    background: var(--gradient-cool);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.btn-gradient-cool:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(6, 182, 212, 0.4);
}

.btn-gradient-nature {
    background: var(--gradient-nature);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(34, 197, 94, 0.3);
}

.btn-gradient-nature:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(34, 197, 94, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--gray-200);
    border-color: var(--border-color-dark);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--purple);
    color: var(--white);
    box-shadow: var(--shadow-glow-purple);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.125rem;
    border-radius: 14px;
}

.btn-full {
    width: 100%;
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 12px;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(139, 92, 246, 0.08);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.02);
}

.logo img {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 2px 8px rgba(139, 92, 246, 0.2));
}

.logo:hover img {
    transform: rotate(-5deg) scale(1.05);
    filter: drop-shadow(0 4px 12px rgba(139, 92, 246, 0.3));
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--white);
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(243, 244, 246, 0.6);
    padding: 6px;
    border-radius: 14px;
    border: 1px solid rgba(229, 231, 235, 0.8);
}

.nav-links li {
    list-style: none;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--purple), var(--pink));
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
    border-radius: 2px;
}

.nav-links a i {
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.6;
}

.nav-links a:hover {
    color: var(--purple);
    background: rgba(139, 92, 246, 0.08);
    transform: translateY(-1px);
}

.nav-links a:hover::before {
    width: 60%;
}

.nav-links a:hover i {
    opacity: 1;
    transform: scale(1.15) rotate(-5deg);
    color: var(--purple);
}

.nav-links a.active {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(236, 72, 153, 0.1) 100%);
    color: var(--purple);
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(139, 92, 246, 0.15);
}

.nav-links a.active::before {
    width: 70%;
    height: 3px;
}

.nav-links a.active i {
    opacity: 1;
    color: var(--purple);
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 26px;
    background: linear-gradient(135deg, var(--purple) 0%, var(--pink) 100%);
    border-radius: 12px;
    font-weight: 600;
    color: var(--white);
    font-size: 0.9rem;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.35);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nav-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.nav-cta:hover::before {
    left: 100%;
}

.nav-cta i {
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-cta:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.45);
}

.nav-cta:hover i {
    transform: translateX(3px) rotate(15deg);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(236, 72, 153, 0.05) 100%);
    border: 1px solid rgba(139, 92, 246, 0.2);
    cursor: pointer;
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-btn:hover {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(236, 72, 153, 0.1) 100%);
    border-color: rgba(139, 92, 246, 0.3);
    transform: scale(1.05);
}

.mobile-menu-btn span {
    width: 24px;
    height: 3px;
    background: linear-gradient(90deg, var(--purple), var(--pink));
    border-radius: 3px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

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

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--purple), var(--pink));
    top: -150px;
    right: -100px;
    animation: float 10s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    bottom: -100px;
    left: -100px;
    animation: float 12s ease-in-out infinite reverse;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--green), var(--teal));
    top: 50%;
    left: 40%;
    animation: float 8s ease-in-out infinite;
}

.orb-4 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--orange), var(--amber));
    top: 20%;
    left: 10%;
    animation: float 14s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -20px) scale(1.05); }
    66% { transform: translate(-10px, 10px) scale(0.95); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.hero-badge i {
    color: var(--amber);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-tertiary);
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.stat {
    text-align: left;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    line-height: 1;
    margin-bottom: 8px;
}

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

.stat-number.gradient-cyan {
    background: var(--gradient-cool);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number.gradient-green {
    background: var(--gradient-nature);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.stat-label i {
    color: var(--text-muted);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-visual-container {
    position: relative;
    padding: 40px;
}

.hero-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 32px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-rainbow);
}

.code-window {
    background: var(--gray-900);
    border-radius: 12px;
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--gray-800);
    border-bottom: 1px solid var(--gray-700);
}

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

.code-dot.red { background: var(--rose); }
.code-dot.yellow { background: var(--amber); }
.code-dot.green { background: var(--green); }

.code-body {
    padding: 20px;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
}

.code-line {
    display: block;
    margin-bottom: 4px;
}

.code-comment { color: var(--gray-500); }
.code-keyword { color: var(--pink); }
.code-function { color: var(--cyan); }
.code-string { color: var(--green); }
.code-variable { color: var(--purple); }
.code-operator { color: var(--gray-400); }

.floating-icons {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.floating-icon {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    font-size: 1.5rem;
    animation: floatIcon 4s ease-in-out infinite;
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.floating-icon.fi-1 {
    top: 0;
    right: 20%;
    background: var(--gradient-warm);
    animation-delay: 0s;
}

.floating-icon.fi-2 {
    top: 30%;
    right: -10px;
    background: var(--gradient-cool);
    animation-delay: 1s;
}

.floating-icon.fi-3 {
    bottom: 20%;
    right: 10%;
    background: var(--gradient-nature);
    animation-delay: 2s;
}

.floating-icon.fi-4 {
    bottom: 0;
    left: 20%;
    background: var(--gradient-primary);
    animation-delay: 1.5s;
}

.floating-icon.fi-5 {
    top: 40%;
    left: -10px;
    background: var(--gradient-sunset);
    animation-delay: 0.5s;
}

@keyframes floatIcon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ===== Trusted By Section ===== */
.trusted-by {
    padding: 50px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.trusted-label {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 600;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}

.logo-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0.6;
    transition: var(--transition);
}

.logo-item i {
    font-size: 1.5rem;
}

.logo-item:hover {
    opacity: 1;
    color: var(--text-primary);
}

/* ===== Services Section ===== */
.services {
    padding: var(--section-padding) 0;
    position: relative;
    background: var(--bg-primary);
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 36px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: var(--shadow-lg);
}

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

/* Service Card Color Variants */
.service-card.card-purple::before { background: var(--gradient-primary); }
.service-card.card-pink::before { background: var(--gradient-sunset); }
.service-card.card-cyan::before { background: var(--gradient-cool); }
.service-card.card-green::before { background: var(--gradient-nature); }
.service-card.card-orange::before { background: var(--gradient-warm); }
.service-card.card-blue::before { background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%); }

.service-card:hover.card-purple { box-shadow: var(--shadow-glow-purple); }
.service-card:hover.card-pink { box-shadow: var(--shadow-glow-pink); }
.service-card:hover.card-cyan { box-shadow: var(--shadow-glow-cyan); }
.service-card:hover.card-green { box-shadow: var(--shadow-glow-green); }

.service-icon {
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.375rem;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.service-card > p {
    color: var(--text-tertiary);
    font-size: 0.9375rem;
    margin-bottom: 24px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 24px;
}

.service-features li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    display: flex;
    align-items: center;
}

.service-features li i {
    position: absolute;
    left: 0;
    font-size: 0.875rem;
}

.service-features li i.fa-check { color: var(--green); }
.service-features li i.fa-star { color: var(--amber); }
.service-features li i.fa-bolt { color: var(--cyan); }

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--purple);
    transition: var(--transition);
}

.service-link i {
    font-size: 0.75rem;
    transition: var(--transition);
}

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

.service-link:hover i {
    transform: translateX(4px);
}

/* ===== AI Solutions Section ===== */
.ai-solutions {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.ai-solutions::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.solution-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 40px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 50%, rgba(139, 92, 246, 0.03) 100%);
    opacity: 0;
    transition: var(--transition);
}

.solution-card:hover {
    transform: translateY(-5px);
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: var(--shadow-lg);
}

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

.solution-header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 20px;
}

.solution-number {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-muted);
    padding: 8px 14px;
    background: var(--bg-tertiary);
    border-radius: 8px;
}

.solution-card h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.solution-card .solution-desc {
    color: var(--text-tertiary);
    font-size: 0.9375rem;
}

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

.solution-content > p {
    color: var(--text-tertiary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.solution-benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.solution-benefits li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 10px 14px;
    background: var(--bg-secondary);
    border-radius: 10px;
    transition: var(--transition);
}

.solution-benefits li i {
    color: var(--green);
    font-size: 0.875rem;
}

.solution-benefits li:hover {
    background: rgba(139, 92, 246, 0.08);
}

/* ===== Technology Stack ===== */
.tech-stack {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.tech-category {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 28px;
    transition: var(--transition);
}

.tech-category:hover {
    border-color: var(--border-color-dark);
    box-shadow: var(--shadow-md);
}

.tech-category h4 {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tech-category h4 i {
    font-size: 1.25rem;
}

.tech-category:nth-child(1) h4 i { color: var(--purple); }
.tech-category:nth-child(2) h4 i { color: var(--cyan); }
.tech-category:nth-child(3) h4 i { color: var(--green); }
.tech-category:nth-child(4) h4 i { color: var(--orange); }

.tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.tech-item i {
    font-size: 1rem;
}

.tech-item:hover {
    background: rgba(139, 92, 246, 0.08);
    border-color: rgba(139, 92, 246, 0.2);
    color: var(--text-primary);
}

/* ===== About Section ===== */
.about {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-content > p {
    color: var(--text-tertiary);
    margin-bottom: 16px;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 36px;
}

.highlight {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--white);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.highlight:hover {
    border-color: var(--border-color-dark);
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.highlight-icon {
    flex-shrink: 0;
}

.highlight-text strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-size: 1rem;
}

.highlight-text span {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* About Visual */
.about-visual {
    position: relative;
}

.about-cards {
    position: relative;
    height: 500px;
}

.about-card {
    position: absolute;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    animation: floatCard 5s ease-in-out infinite;
    box-shadow: var(--shadow-lg);
}

.about-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.about-card-text h5 {
    font-size: 1rem;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.about-card-text span {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.about-card.ac-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.about-card.ac-1 .about-card-icon {
    background: var(--gradient-primary);
}

.about-card.ac-2 {
    top: 35%;
    right: 5%;
    animation-delay: 1s;
}

.about-card.ac-2 .about-card-icon {
    background: var(--gradient-cool);
}

.about-card.ac-3 {
    bottom: 25%;
    left: 5%;
    animation-delay: 2s;
}

.about-card.ac-3 .about-card-icon {
    background: var(--gradient-nature);
}

.about-card.ac-4 {
    bottom: 5%;
    right: 15%;
    animation-delay: 1.5s;
}

.about-card.ac-4 .about-card-icon {
    background: var(--gradient-warm);
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ===== Process Section ===== */
.process {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 55px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: var(--gradient-rainbow);
    border-radius: 3px;
    z-index: 0;
}

.process-step {
    position: relative;
    z-index: 1;
    text-align: center;
}

.step-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
    position: relative;
    box-shadow: var(--shadow-lg);
}

.step-icon::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 24px;
    background: inherit;
    opacity: 0.3;
    filter: blur(10px);
    z-index: -1;
}

.process-step:nth-child(1) .step-icon { background: linear-gradient(135deg, var(--rose), var(--pink)); }
.process-step:nth-child(2) .step-icon { background: linear-gradient(135deg, var(--orange), var(--amber)); }
.process-step:nth-child(3) .step-icon { background: linear-gradient(135deg, var(--green), var(--emerald)); }
.process-step:nth-child(4) .step-icon { background: linear-gradient(135deg, var(--cyan), var(--teal)); }
.process-step:nth-child(5) .step-icon { background: linear-gradient(135deg, var(--blue), var(--indigo)); }
.process-step:nth-child(6) .step-icon { background: linear-gradient(135deg, var(--purple), var(--violet)); }

.step-content h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.step-content p {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    line-height: 1.6;
}

/* ===== Portfolio Section ===== */
.portfolio {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: var(--shadow-lg);
}

.portfolio-item.featured {
    grid-column: span 2;
    grid-row: span 2;
}

.portfolio-image {
    position: relative;
    overflow: hidden;
}

.portfolio-item.featured .portfolio-image {
    height: 300px;
}

.portfolio-placeholder {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    position: relative;
    color: var(--white);
}

.portfolio-item.featured .portfolio-placeholder {
    height: 100%;
    font-size: 6rem;
}

.portfolio-placeholder.ai-chat {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.8) 0%, rgba(236, 72, 153, 0.7) 100%);
}

.portfolio-placeholder.cv-system {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.8) 0%, rgba(20, 184, 166, 0.7) 100%);
}

.portfolio-placeholder.analytics {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.8) 0%, rgba(16, 185, 129, 0.7) 100%);
}

.portfolio-placeholder.mobile {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.8) 0%, rgba(245, 158, 11, 0.7) 100%);
}

.portfolio-placeholder.ecommerce {
    background: linear-gradient(135deg, rgba(244, 63, 94, 0.8) 0%, rgba(236, 72, 153, 0.7) 100%);
}

.portfolio-placeholder.fintech {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.8) 0%, rgba(99, 102, 241, 0.7) 100%);
}

.portfolio-info {
    padding: 24px;
}

.portfolio-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--purple);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-category i {
    font-size: 0.7rem;
}

.portfolio-info h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.portfolio-info > p {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.portfolio-tech span {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--bg-secondary);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ===== Testimonials Section ===== */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
}

.testimonial-card:hover {
    border-color: var(--border-color-dark);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 3px 3px 0 0;
}

.testimonial-card:nth-child(1)::before { background: var(--gradient-primary); }
.testimonial-card:nth-child(2)::before { background: var(--gradient-cool); }
.testimonial-card:nth-child(3)::before { background: var(--gradient-nature); }

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.testimonial-stars i {
    color: var(--amber);
    font-size: 0.875rem;
}

.testimonial-content {
    margin-bottom: 24px;
}

.testimonial-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--white);
    font-size: 1rem;
}

.testimonial-card:nth-child(1) .author-avatar { background: var(--gradient-primary); }
.testimonial-card:nth-child(2) .author-avatar { background: var(--gradient-cool); }
.testimonial-card:nth-child(3) .author-avatar { background: var(--gradient-nature); }

.author-info strong {
    display: block;
    color: var(--text-primary);
    font-size: 1rem;
}

.author-info span {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.08) 0%, rgba(236, 72, 153, 0.05) 50%, rgba(6, 182, 212, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    text-align: center;
    max-width: 750px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    background: var(--gradient-primary);
    box-shadow: var(--shadow-glow-purple);
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 16px;
    color: var(--text-primary);
}

.cta-content p {
    color: var(--text-tertiary);
    font-size: 1.125rem;
    margin-bottom: 36px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ===== Contact Section ===== */
.contact {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info .section-tag {
    margin-bottom: 16px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-tertiary);
    margin-bottom: 36px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 36px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition);
}

.contact-method:hover {
    border-color: var(--border-color-dark);
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.contact-method-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--white);
    flex-shrink: 0;
}

.contact-method:nth-child(1) .contact-method-icon { background: var(--gradient-primary); }
.contact-method:nth-child(2) .contact-method-icon { background: var(--gradient-cool); }
.contact-method:nth-child(3) .contact-method-icon { background: var(--gradient-nature); }

.contact-method-text strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-size: 1rem;
}

.contact-method-text p {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    line-height: 1.5;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

.social-link:hover {
    transform: translateY(-3px);
}

.social-link.linkedin:hover { background: #0077b5; border-color: #0077b5; color: var(--white); }
.social-link.twitter:hover { background: #1da1f2; border-color: #1da1f2; color: var(--white); }
.social-link.github:hover { background: #333; border-color: #333; color: var(--white); }
.social-link.instagram:hover { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); border-color: #dc2743; color: var(--white); }

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 40px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-rainbow);
}

.form-header {
    margin-bottom: 32px;
}

.form-header h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.form-header h3 i {
    color: var(--purple);
}

.form-header p {
    color: var(--text-tertiary);
    font-size: 0.9375rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-group label i {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
    background: var(--white);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    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='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.form-submit {
    margin-top: 8px;
}

/* ===== Footer ===== */
.footer {
    padding: 80px 0 40px;
    background: var(--gray-900);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo-text {
    color: var(--white);
    background: none;
    -webkit-text-fill-color: var(--white);
}

.footer-brand > p {
    color: var(--gray-400);
    font-size: 0.9375rem;
    margin-bottom: 24px;
    max-width: 280px;
}

.footer-newsletter {
    display: flex;
    gap: 10px;
}

.footer-newsletter input {
    flex: 1;
    padding: 12px 16px;
    background: var(--gray-800);
    border: 1px solid var(--gray-700);
    border-radius: 10px;
    color: var(--white);
    font-size: 0.9rem;
}

.footer-newsletter input::placeholder {
    color: var(--gray-500);
}

.footer-newsletter button {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 10px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.footer-newsletter button:hover {
    transform: scale(1.05);
}

.footer-links h4 {
    font-size: 1rem;
    margin-bottom: 24px;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links h4 i {
    color: var(--purple);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a i {
    font-size: 0.75rem;
    opacity: 0;
    transform: translateX(-5px);
    transition: var(--transition);
}

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

.footer-links a:hover i {
    opacity: 1;
    transform: translateX(0);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--gray-800);
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-bottom p i {
    color: var(--rose);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 0.875rem;
    color: var(--gray-400);
}

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

/* ===== Page Header ===== */
.page-header {
    padding: 160px 0 80px;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    transform: translate(30%, -30%);
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.06) 0%, transparent 70%);
    transform: translate(-30%, 30%);
}

.page-header-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.breadcrumb i {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.breadcrumb span {
    color: var(--purple);
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 20px;
    color: var(--text-primary);
}

.page-header p {
    font-size: 1.25rem;
    color: var(--text-tertiary);
    line-height: 1.7;
}

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        display: none;
    }

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

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

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .tech-categories {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-visual {
        order: -1;
    }

    .about-cards {
        height: 400px;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .process-timeline {
        grid-template-columns: repeat(3, 1fr);
    }

    .process-timeline::before {
        display: none;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-item.featured {
        grid-column: span 2;
        grid-row: span 1;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-cta {
        display: none;
    }

    .nav-links {
        background: transparent;
        padding: 0;
        border: none;
        border-radius: 0;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        padding: 20px;
        gap: 6px;
        border-bottom: 1px solid rgba(139, 92, 246, 0.15);
        box-shadow: 0 20px 50px rgba(139, 92, 246, 0.12);
        animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-radius: 0 0 20px 20px;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-15px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .nav-links.active li {
        animation: fadeInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        opacity: 0;
    }

    .nav-links.active li:nth-child(1) { animation-delay: 0.05s; }
    .nav-links.active li:nth-child(2) { animation-delay: 0.1s; }
    .nav-links.active li:nth-child(3) { animation-delay: 0.15s; }
    .nav-links.active li:nth-child(4) { animation-delay: 0.2s; }
    .nav-links.active li:nth-child(5) { animation-delay: 0.25s; }
    .nav-links.active li:nth-child(6) { animation-delay: 0.3s; }
    .nav-links.active li:nth-child(7) { animation-delay: 0.35s; }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-stats {
        gap: 30px;
    }

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

    .solution-benefits {
        grid-template-columns: 1fr;
    }

    .tech-categories {
        grid-template-columns: 1fr;
    }

    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .portfolio-item.featured {
        grid-column: span 1;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-buttons .btn {
        width: 100%;
    }

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

    .process-timeline {
        grid-template-columns: 1fr;
    }

    .about-cards {
        height: 350px;
    }

    .about-card {
        padding: 16px;
    }
}

/* ===== Utility Classes ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.hidden {
    display: none !important;
}

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