:root {
    --primary: #3b82f6;
    --primary-dark: #2563EB;
    --primary-light: #60a5fa;
    --secondary: #10B981;
    --secondary-dark: #059669;
    --accent: #F59E0B;
    --accent-light: #fbbf24;
    --gray-50: #0a0c10;
    --gray-100: #111827;
    --gray-200: #1f2937;
    --gray-300: #374151;
    --gray-400: #4b5563;
    --gray-500: #6b7280;
    --gray-600: #9ca3af;
    --gray-700: #d1d5db;
    --gray-800: #e5e7eb;
    --gray-900: #f3f4f6;
    --gray-950: #ffffff;
    --bg-primary: #0a0c10;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --danger: #ef4444;
    --success: #22c55e;
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    --gradient-dark: linear-gradient(180deg, #0a0c10 0%, #111827 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.4), 0 1px 2px -1px rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.5), 0 2px 4px -2px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.6), 0 4px 6px -4px rgb(0 0 0 / 0.5);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.7), 0 8px 10px -6px rgb(0 0 0 / 0.6);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.8);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.3);
    --shadow-glow-lg: 0 0 60px rgba(59, 130, 246, 0.4);
    --container-max: 1200px;
    --section-padding: 120px;
    --transition-fast: 150ms ease;
    --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    background: var(--bg-primary);
    overflow-x: hidden;
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
    -webkit-overflow-scrolling: touch;
}

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

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ========================================
   Utilities
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

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

.text-danger {
    color: var(--danger);
}

.highlight {
    color: var(--primary);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(37, 99, 235, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), 0 0 30px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 2px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: rgba(59, 130, 246, 0.1);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

.btn-arrow {
    width: 18px;
    height: 18px;
    transition: transform var(--transition);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 12, 16, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
    padding: 14px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-menu a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-tertiary);
    transition: color var(--transition);
    letter-spacing: -0.01em;
}

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

.btn-nav {
    padding: 10px 22px;
    font-size: 14px;
}

.btn-nav span,
.btn-nav {
    color: white !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    margin-right: -10px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
    transform-origin: center;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 100px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #0a0c10 0%, #111827 100%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
}

.floating-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 25s ease-in-out infinite;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -10%;
    right: 0%;
    opacity: 0.06;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: 10%;
    left: -5%;
    opacity: 0.06;
    animation-delay: -8s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: 40%;
    right: 20%;
    opacity: 0.04;
    animation-delay: -15s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(20px, -20px) scale(1.02);
    }

    66% {
        transform: translate(-15px, 15px) scale(0.98);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.badge-icon {
    width: 18px;
    height: 18px;
    color: var(--accent);
}

.hero-title {
    font-size: clamp(40px, 5vw, 58px);
    font-weight: 800;
    line-height: 1.08;
    color: var(--text-primary);
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-tertiary);
    margin-bottom: 40px;
    max-width: 480px;
    line-height: 1.7;
}

.hero-subtitle strong {
    color: var(--text-secondary);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 32px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-value {
    display: flex;
    align-items: baseline;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1;
}

.stat-prefix,
.stat-suffix {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    background: rgba(255, 255, 255, 0.1);
}

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

.integration-diagram {
    position: relative;
    width: 380px;
    height: 380px;
}

.diagram-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 130px;
    height: 130px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-glow-lg);
    z-index: 10;
}

.center-icon {
    width: 32px;
    height: 32px;
    margin-bottom: 6px;
}

.diagram-center span {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.diagram-orbit {
    position: absolute;
    inset: 0;
}

.orbit-item {
    position: absolute;
    width: 68px;
    height: 68px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    animation: float 4s ease-in-out infinite, pulse-glow 3s ease-in-out infinite;
    animation-delay: var(--delay), calc(var(--delay) + 0.5s);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.orbit-item:hover {
    transform: scale(1.15) translateX(var(--tx, 0));
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}

.orbit-item svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
    margin-bottom: 2px;
    transition: transform 0.3s ease;
}

.orbit-item:hover svg {
    transform: scale(1.1);
    color: var(--accent);
}

.orbit-item small {
    font-size: 9px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.orbit-item:nth-child(1) {
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    --delay: 0s;
}

.orbit-item:nth-child(2) {
    top: 12%;
    right: -5%;
    --delay: 0.6s;
}

.orbit-item:nth-child(3) {
    bottom: 12%;
    right: -5%;
    --delay: 1.2s;
}

.orbit-item:nth-child(4) {
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    --delay: 1.8s;
}

.orbit-item:nth-child(5) {
    bottom: 12%;
    left: -5%;
    --delay: 2.4s;
}

.orbit-item:nth-child(6) {
    top: 12%;
    left: -5%;
    --delay: 3s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) translateX(var(--tx, 0)) scale(1);
    }

    50% {
        transform: translateY(-12px) translateX(var(--tx, 0)) scale(1.02);
    }
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: var(--shadow-lg);
        border-color: rgba(255, 255, 255, 0.1);
    }

    50% {
        box-shadow: 0 0 25px rgba(59, 130, 246, 0.25), var(--shadow-xl);
        border-color: rgba(59, 130, 246, 0.3);
    }
}

.orbit-item:nth-child(1),
.orbit-item:nth-child(4) {
    --tx: -50%;
}

.connection-lines {
    position: absolute;
    inset: 0;
    z-index: 5;
}

.connection-lines svg {
    width: 100%;
    height: 100%;
}

.orbit-circle {
    fill: none;
    stroke: rgba(255, 255, 255, 0.1);
    stroke-width: 1;
    stroke-dasharray: 8 6;
    animation: rotate 40s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-tertiary);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s ease-in-out infinite;
}

.mouse {
    width: 22px;
    height: 36px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 11px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 6px;
    background: var(--text-tertiary);
    border-radius: 2px;
    position: absolute;
    top: 7px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(8px);
    }
}

@keyframes scroll {

    0%,
    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    50% {
        opacity: 0.3;
        transform: translateX(-50%) translateY(8px);
    }
}

/* ========================================
   Animations
   ======================================== */
.animate-fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 1s ease forwards;
}

.delay-1 {
    animation-delay: 0.15s;
}

.delay-2 {
    animation-delay: 0.3s;
}

.delay-3 {
    animation-delay: 0.45s;
}

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

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

/* ========================================
   Section Styles
   ======================================== */
section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 72px;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--gradient-subtle);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.section-title {
    font-size: clamp(32px, 4vw, 46px);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-tertiary);
    line-height: 1.7;
}

/* ========================================
   Problems Section
   ======================================== */
.problems {
    background: var(--bg-secondary);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 72px;
}

.problem-card {
    padding: 40px 32px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition);
}

.problem-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
}

.problem-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
    color: var(--danger);
    opacity: 0.8;
}

.problem-icon svg {
    width: 100%;
    height: 100%;
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.problem-card p {
    color: var(--text-tertiary);
    font-size: 15px;
    line-height: 1.7;
}

.problems-transition {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.transition-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--danger), var(--primary));
}

.transition-text {
    display: block;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
}

.transition-icon {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

/* ========================================
   Solution Section
   ======================================== */
.solution {
    background: var(--bg-primary);
}

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

.solution-intro {
    font-size: 18px;
    color: var(--text-tertiary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.value-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.value-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition);
}

.value-item:hover {
    transform: translateX(8px);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 255, 255, 0.15);
}

.value-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    background: var(--gradient-subtle);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.value-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

.value-content p {
    font-size: 14px;
    color: var(--text-tertiary);
}

.solution-visual {
    display: flex;
    align-items: center;
    gap: 20px;
}

.comparison-card {
    flex: 1;
    padding: 28px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    border: 2px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition);
}

.comparison-card.active {
    border-color: var(--secondary);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(16, 185, 129, 0.2);
    background: rgba(16, 185, 129, 0.05);
}

.comparison-header {
    margin-bottom: 20px;
}

.comparison-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 600;
}

.comparison-badge svg {
    width: 14px;
    height: 14px;
}

.comparison-badge.bad {
    background: rgba(239, 68, 68, 0.08);
    color: var(--danger);
}

.comparison-badge.good {
    background: rgba(16, 185, 129, 0.08);
    color: var(--secondary);
}

.comparison-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.comparison-list li {
    font-size: 14px;
    color: var(--text-secondary);
    padding-left: 24px;
    position: relative;
}

.comparison-list li::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 9px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-tertiary);
}

.comparison-card.active .comparison-list li::before {
    background: var(--secondary);
    width: 6px;
    height: 6px;
    top: 8px;
    left: 6px;
}

.comparison-arrow {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.comparison-arrow svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* ========================================
   Services Section
   ======================================== */
.services {
    background: var(--bg-secondary);
    color: white;
}

.services .section-tag {
    background: rgba(255, 255, 255, 0.08);
    color: var(--accent);
}

.services .section-title {
    color: white;
}

.services .section-subtitle {
    color: var(--text-tertiary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.service-card {
    position: relative;
    padding: 36px 28px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(10px);
}

.service-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.service-card.featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.service-badge {
    position: absolute;
    top: -10px;
    right: 24px;
    padding: 6px 14px;
    background: var(--gradient-primary);
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: var(--radius);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-light);
}

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: white;
    letter-spacing: -0.01em;
}

.service-card>p {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 24px;
    flex-grow: 1;
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.service-features li {
    font-size: 13px;
    color: var(--text-secondary);
    padding-left: 22px;
    position: relative;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 12px;
    height: 12px;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 8l4 4 6-8' stroke='%2310B981' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center;
    background-size: contain;
}

.service-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: auto;
}

.service-price {
    font-size: 13px;
    color: var(--text-tertiary);
}

.service-footer .btn {
    padding: 10px 20px;
    font-size: 13px;
}

/* ========================================
   Cases Section
   ======================================== */
.cases {
    background: var(--bg-primary);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 72px;
}

.case-card {
    padding: 36px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition);
}

.case-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
}

.case-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.case-icon {
    width: 52px;
    height: 52px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-icon svg {
    width: 26px;
    height: 26px;
    color: white;
}

.case-industry {
    padding: 5px 12px;
    background: rgba(59, 130, 246, 0.15);
    color: var(--primary-light);
    font-size: 11px;
    font-weight: 600;
    border-radius: var(--radius);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.case-card>h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.case-challenge,
.case-solution {
    margin-bottom: 20px;
}

.case-challenge h4,
.case-solution h4 {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-tertiary);
    margin-bottom: 8px;
}

.case-challenge p,
.case-solution p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.case-results {
    display: flex;
    gap: 12px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 24px;
}

.result-item {
    flex: 1;
    text-align: center;
    padding: 16px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.result-value {
    display: block;
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.result-label {
    font-size: 10px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 4px;
    display: block;
}

.testimonial {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.testimonial-content {
    padding: 48px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-2xl);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.quote-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 24px;
    color: var(--primary);
    opacity: 0.25;
}

.quote-icon svg {
    width: 100%;
    height: 100%;
}

blockquote {
    font-size: 20px;
    font-style: normal;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
    font-weight: 400;
}

blockquote strong {
    color: var(--text-primary);
    font-weight: 600;
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar svg {
    width: 26px;
    height: 26px;
    color: var(--text-tertiary);
}

.author-info {
    text-align: left;
}

.author-name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 15px;
}

.author-role {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* ========================================
   Differentiators Section
   ======================================== */
.differentiators {
    background: var(--bg-secondary);
}

.diff-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.diff-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.03);
}

.diff-table th,
.diff-table td {
    padding: 24px 28px;
    text-align: left;
}

.diff-table thead {
    background: rgba(255, 255, 255, 0.05);
}

.diff-table th {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.diff-table th.highlight-col {
    background: var(--primary);
    color: white;
}

.diff-table tbody tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.diff-table tbody tr:last-child {
    border-bottom: none;
}

.diff-table td {
    font-size: 14px;
    color: var(--text-secondary);
}

.diff-table td.highlight-col {
    background: rgba(59, 130, 246, 0.08);
    font-weight: 600;
    color: var(--text-primary);
}

.check,
.cross {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    margin-right: 10px;
    vertical-align: middle;
}

.check svg {
    color: var(--secondary);
}

.cross svg {
    color: var(--danger);
    opacity: 0.6;
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.about-text .section-tag {
    display: inline-block;
}

.about-text .section-title {
    text-align: left;
    margin-bottom: 28px;
}

.about-text p {
    font-size: 16px;
    color: var(--text-tertiary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 32px 0;
}

.skill-tag {
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius);
    transition: all var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.skill-tag:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

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

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: rgba(255, 255, 255, 0.2);
}

.experience-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.exp-card {
    padding: 28px 32px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    transition: all var(--transition);
}

.exp-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.05);
}

.exp-years {
    display: block;
    font-size: 40px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

.exp-label {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    background: var(--bg-secondary);
    color: white;
}

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

.cta-text h2 {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.cta-text p {
    font-size: 17px;
    color: var(--text-tertiary);
    line-height: 1.7;
}

.contact-form {
    background: rgba(255, 255, 255, 0.04);
    padding: 40px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
    letter-spacing: 0.01em;
}

.form-group label .optional {
    font-weight: 400;
    color: var(--text-tertiary);
    font-size: 12px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: white;
    font-size: 15px;
    transition: all var(--transition);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-tertiary);
    margin-top: 20px;
}

.lock-icon {
    width: 14px;
    height: 14px;
}

/* ========================================
   Newsletter Section
   ======================================== */
.newsletter {
    background: var(--bg-primary);
    padding: 60px 0;
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    max-width: 950px;
    margin: 0 auto;
}

.newsletter-text {
    display: flex;
    align-items: center;
    gap: 20px;
}

.newsletter-icon {
    width: 52px;
    height: 52px;
    background: var(--gradient-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.newsletter-icon svg {
    width: 26px;
    height: 26px;
    color: var(--primary);
}

.newsletter-text h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.newsletter-text p {
    font-size: 14px;
    color: var(--text-tertiary);
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    font-size: 15px;
    min-width: 280px;
    transition: all var(--transition);
    color: var(--text-primary);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-secondary);
    color: white;
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 80px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.footer-brand p {
    color: var(--text-tertiary);
    font-size: 14px;
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col h4 {
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

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

.footer-col a {
    font-size: 14px;
    color: var(--text-tertiary);
    transition: color var(--transition);
}

.footer-col a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 40px;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl), 0 0 30px rgba(59, 130, 246, 0.4);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
    color: white;
}

/* ========================================
   Responsive Design
   ======================================== */
/* ========================================
   Large Desktop (1280px+) - Optimizations
   ======================================== */
@media (min-width: 1280px) {
    .container {
        padding: 0 40px;
    }

    .hero-content {
        gap: 100px;
    }

    .integration-diagram {
        width: 420px;
        height: 420px;
    }

    .services-grid {
        gap: 24px;
    }
}

/* ========================================
   Desktop to Laptop (1024px - 1279px)
   ======================================== */
@media (max-width: 1279px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

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

    .cases-grid .case-card:last-child {
        grid-column: span 2;
        max-width: 600px;
        margin: 0 auto;
    }
}

/* ========================================
   Tablet Landscape (1024px)
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-subtitle {
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }

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

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

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

    .integration-diagram {
        width: 280px;
        height: 280px;
    }

    .diagram-center {
        width: 90px;
        height: 90px;
    }

    .center-icon {
        width: 24px;
        height: 24px;
        margin-bottom: 4px;
    }

    .diagram-center span {
        font-size: 9px;
    }

    .orbit-item {
        width: 54px;
        height: 54px;
        padding: 10px;
    }

    .orbit-item svg {
        width: 18px;
        height: 18px;
    }

    .orbit-item small {
        font-size: 8px;
    }

    .solution-content,
    .about-content,
    .cta-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .solution-visual {
        flex-direction: column;
    }

    .comparison-arrow {
        transform: rotate(90deg);
    }

    .about-visual {
        order: -1;
    }

    .experience-cards {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }

    .exp-card {
        flex: 1 1 140px;
        max-width: 180px;
    }

    .diff-table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 12px;
    }

    .diff-table {
        min-width: 700px;
    }
}

/* ========================================
   Tablet Portrait (768px - 1023px)
   ======================================== */
@media (max-width: 900px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .service-card {
        padding: 28px 24px;
    }

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

    .problems-grid .problem-card:last-child {
        grid-column: span 2;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 380px;
        height: 100vh;
        height: 100dvh;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 100px 32px 40px;
        box-shadow: var(--shadow-2xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        gap: 8px;
        overflow-y: auto;
    }

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

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: 16px 20px;
        border-radius: var(--radius-lg);
        font-size: 17px;
        font-weight: 500;
        transition: all var(--transition);
    }

    .nav-menu a:hover,
    .nav-menu a:active {
        background: rgba(255, 255, 255, 0.08);
    }

    .nav-menu .btn-nav {
        margin-top: 16px;
        text-align: center;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

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

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

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

    .hero-visual {
        display: none;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
        justify-items: center;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .stat-divider {
        display: none;
    }

    .stat-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .stat-value {
        justify-content: center;
    }

    .stat-number {
        font-size: 28px;
    }

    .stat-prefix,
    .stat-suffix {
        font-size: 18px;
    }

    .stat-label {
        font-size: 11px;
        line-height: 1.3;
    }

    .problems-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }

    .problems-grid .problem-card:last-child {
        grid-column: auto;
        max-width: none;
    }

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

    .cases-grid .case-card:last-child {
        grid-column: auto;
        max-width: none;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-brand {
        align-items: center;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
        text-align: left;
    }

    .newsletter-content {
        flex-direction: column;
        text-align: center;
        gap: 24px;
    }

    .newsletter-text {
        flex-direction: column;
    }

    .newsletter-form {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }

    .newsletter-form input {
        min-width: 100%;
    }

    .newsletter-form .btn {
        width: 100%;
    }

    .diff-table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -20px;
        padding: 0 20px 16px;
        scrollbar-width: thin;
    }

    .diff-table {
        min-width: 580px;
        font-size: 12px;
    }

    .diff-table th,
    .diff-table td {
        padding: 12px 8px;
        white-space: nowrap;
    }

    .diff-table td:first-child {
        white-space: normal;
        min-width: 90px;
    }

    .diff-table .check,
    .diff-table .cross {
        display: inline-flex;
        margin-right: 4px;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .section-title {
        font-size: clamp(28px, 6vw, 36px);
    }

    .section-subtitle {
        font-size: 16px;
    }

    .back-to-top {
        width: 48px;
        height: 48px;
        bottom: 20px;
        right: 20px;
    }

    .back-to-top svg {
        width: 22px;
        height: 22px;
    }

    .scroll-indicator {
        display: none;
    }

    .about-skills {
        justify-content: center;
    }

    .about-links {
        justify-content: center;
    }

    .problem-card {
        padding: 32px 28px;
    }

    .case-card {
        padding: 28px 24px;
    }

    .case-results {
        flex-wrap: wrap;
        gap: 16px;
    }

    .result-item {
        flex: 1 1 calc(50% - 8px);
        min-width: 120px;
    }

    .comparison-card {
        padding: 24px;
    }

    blockquote {
        font-size: 18px;
    }
}

/* ========================================
   Mobile Large (480px - 767px)
   ======================================== */
@media (max-width: 640px) {
    .container {
        padding: 0 20px;
    }

    :root {
        --section-padding: 56px;
    }

    .hero-title {
        font-size: clamp(30px, 8vw, 40px);
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-badge {
        font-size: 12px;
        padding: 6px 12px 6px 10px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-lg {
        padding: 16px 24px;
        font-size: 15px;
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        gap: 12px;
        max-width: 340px;
    }

    .stat-item {
        width: 100%;
    }

    .stat-number {
        font-size: 26px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .experience-cards {
        flex-direction: column;
        align-items: center;
    }

    .exp-card {
        width: 100%;
        max-width: 280px;
    }
}

/* ========================================
   Mobile Small (below 480px)
   ======================================== */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    :root {
        --section-padding: 48px;
    }

    .navbar {
        padding: 14px 0;
    }

    .logo-text {
        font-size: 16px;
    }

    .logo-icon {
        width: 32px;
        height: 32px;
    }

    .hero-title {
        font-size: 28px;
        line-height: 1.15;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .hero-badge {
        font-size: 11px;
        gap: 6px;
    }

    .badge-icon {
        width: 14px;
        height: 14px;
    }

    .hero-cta {
        margin-bottom: 40px;
    }

    .hero-stats {
        padding-top: 32px;
        gap: 12px;
        max-width: 320px;
    }

    .stat-number {
        font-size: 24px;
    }

    .stat-prefix,
    .stat-suffix {
        font-size: 16px;
    }

    .stat-label {
        font-size: 10px;
    }

    .section-tag {
        font-size: 11px;
        padding: 5px 12px;
    }

    .section-title {
        font-size: 26px;
    }

    .section-subtitle {
        font-size: 15px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .service-card {
        padding: 24px 20px;
    }

    .service-card h3 {
        font-size: 17px;
    }

    .service-features li {
        font-size: 12px;
    }

    .problem-card {
        padding: 28px 24px;
    }

    .problem-card h3 {
        font-size: 18px;
    }

    .case-card {
        padding: 24px 20px;
    }

    .case-card>h3 {
        font-size: 18px;
    }

    .case-results {
        flex-direction: column;
        gap: 12px;
    }

    .result-item {
        flex: 1 1 100%;
    }

    .about-links {
        flex-direction: column;
        align-items: stretch;
    }

    .social-link {
        justify-content: center;
    }

    .contact-form {
        padding: 24px 20px;
    }

    .form-group input,
    .form-group textarea {
        padding: 14px 16px;
        font-size: 16px;
    }

    .cta-text h2 {
        font-size: 26px;
    }

    .cta-text p {
        font-size: 15px;
    }

    blockquote {
        font-size: 16px;
        line-height: 1.6;
    }

    .testimonial-author {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 12px;
    }

    .value-item {
        padding: 20px;
    }

    .value-content h4 {
        font-size: 16px;
    }

    .comparison-card {
        padding: 20px;
    }

    .comparison-list li {
        font-size: 13px;
    }

    .transition-text {
        font-size: 15px;
        text-align: center;
        padding: 0 10px;
    }

    .transition-text strong {
        display: inline;
    }

    .diff-table {
        min-width: 520px;
        font-size: 11px;
    }

    .diff-table th,
    .diff-table td {
        padding: 10px 6px;
    }

    .diff-table .check svg,
    .diff-table .cross svg {
        width: 12px;
        height: 12px;
    }

    .nav-menu {
        max-width: 100%;
        padding: 90px 24px 32px;
    }

    .nav-menu a {
        font-size: 16px;
        padding: 14px 16px;
    }
}

/* ========================================
   Extra Small (below 360px)
   ======================================== */
@media (max-width: 360px) {
    .container {
        padding: 0 12px;
    }

    .hero-title {
        font-size: 24px;
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .btn-lg {
        padding: 14px 20px;
        font-size: 14px;
    }

    .hero-stats {
        max-width: 280px;
        gap: 10px;
    }

    .stat-number {
        font-size: 22px;
    }

    .stat-prefix,
    .stat-suffix {
        font-size: 14px;
    }

    .stat-label {
        font-size: 9px;
    }

    .section-title {
        font-size: 22px;
    }

    .problem-card,
    .service-card,
    .case-card {
        padding: 20px 16px;
    }

    .transition-text {
        font-size: 14px;
    }
}

/* ========================================
   Landscape Mobile Orientation Fix
   ======================================== */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }

    .hero-stats {
        display: flex;
        flex-direction: row;
        gap: 24px;
    }

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

    .stat-item {
        flex: 0 0 auto;
    }

    .scroll-indicator {
        display: none;
    }

    .nav-menu {
        height: 100vh;
        padding-top: 70px;
    }
}

/* ========================================
   Touch Device Optimizations
   ======================================== */
@media (hover: none) and (pointer: coarse) {

    .problem-card:hover,
    .service-card:hover,
    .case-card:hover,
    .value-item:hover,
    .exp-card:hover {
        transform: none;
    }

    .nav-menu a {
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .btn {
        min-height: 48px;
    }

    .diff-table-wrapper {
        scroll-snap-type: x mandatory;
    }

    .btn:active {
        transform: scale(0.98);
    }

    .problem-card:active,
    .service-card:active,
    .case-card:active {
        background: rgba(255, 255, 255, 0.08);
    }
}

/* ========================================
   Reduced Motion Preference
   ======================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .shape,
    .orbit-item,
    .orbit-circle {
        animation: none !important;
    }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {

    .navbar,
    .hero-visual,
    .scroll-indicator,
    .back-to-top,
    .floating-shapes {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .hero {
        min-height: auto;
        padding: 40px 0;
    }

    section {
        padding: 30px 0;
    }
}