/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --success-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);

    --bg-primary: #0a0e27;
    --bg-secondary: #151932;
    --bg-tertiary: #1e2139;
    --bg-card: rgba(30, 33, 57, 0.6);

    --text-primary: #ffffff;
    --text-secondary: #b4b7c9;
    --text-muted: #6b7280;

    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: var(--transition-base);
}

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

/* ===== Container ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: var(--spacing-xl) 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(67, 233, 123, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(90deg, transparent 0%, rgba(102, 126, 234, 0.03) 50%, transparent 100%),
        linear-gradient(0deg, transparent 0%, rgba(118, 75, 162, 0.03) 50%, transparent 100%);
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(50px, 50px);
    }
}

/* Floating Elements */
.floating-element {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: var(--primary-gradient);
    opacity: 0.1;
    filter: blur(80px);
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

@media (max-width: 768px) {
    .floating-element {
        width: 200px;
        height: 200px;
        filter: blur(60px);
    }
}

@media (max-width: 480px) {
    .floating-element {
        width: 150px;
        height: 150px;
        filter: blur(40px);
        opacity: 0.08;
    }
}

.floating-element:nth-child(2) {
    animation-delay: -7s;
    animation-duration: 15s;
}

.floating-element:nth-child(3) {
    animation-delay: -14s;
    animation-duration: 25s;
}

@keyframes float {

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

    33% {
        transform: translate(30px, -30px) scale(1.1);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

/* Navbar */
.navbar {
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-2xl);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
}

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

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

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

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease;
}

.badge-icon {
    font-size: 1.25rem;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Search Container */
.search-container {
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

.search-box {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3.5rem;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-base);
}

.search-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-clear {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    padding: var(--spacing-xs);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.search-clear:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ===== Categories Section ===== */
.categories-section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Category Filter */
.category-filter {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition-base);
}

.filter-btn:hover {
    color: var(--text-primary);
    border-color: #667eea;
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.category-card {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    cursor: pointer;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.category-card:hover {
    transform: translateY(-8px);
    border-color: #667eea;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.category-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.category-count {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(102, 126, 234, 0.2);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #667eea;
    margin-top: var(--spacing-xs);
}

.category-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.service-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

.service-list.expanded {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.service-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    height: 100%;
}

.service-item:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-2px);
}

.service-link {
    color: #667eea;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition-fast);
    display: block;
}

.service-link:hover {
    color: #764ba2;
    text-decoration: underline;
}

.service-description {
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1.5;
    margin-top: 0.25rem;
}

/* Expand Button */
.expand-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    width: 100%;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-sm);
    color: #667eea;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

.expand-btn:hover {
    background: rgba(102, 126, 234, 0.2);
    border-color: #667eea;
    transform: translateY(-2px);
}

.expand-btn svg {
    flex-shrink: 0;
}

/* ===== Modal Styles ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: var(--spacing-lg);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    max-width: 1000px;
    width: 100%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg), 0 0 60px rgba(102, 126, 234, 0.2);
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.modal-overlay.active .modal-container {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.2);
}

.modal-title-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.modal-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    font-size: 1.75rem;
    flex-shrink: 0;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.modal-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0.25rem 0 0 0;
}

.modal-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.modal-search {
    position: relative;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-search-icon {
    position: absolute;
    left: calc(var(--spacing-lg) + var(--spacing-md));
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.modal-search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 3rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition-base);
}

.modal-search-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.modal-search-input::placeholder {
    color: var(--text-muted);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.modal-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.modal-service-card {
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.modal-service-card:hover {
    border-color: #667eea;
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.modal-service-link {
    color: #667eea;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: var(--transition-fast);
}

.modal-service-link:hover {
    color: #764ba2;
}

.modal-service-description {
    color: var(--text-secondary);
    font-size: 0.8125rem;
    line-height: 1.6;
}

.modal-no-results {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
}

.modal-no-results-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

/* Custom Scrollbar for Modal */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(102, 126, 234, 0.3);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(102, 126, 234, 0.5);
}


/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-2xl);
}

.no-results-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.no-results h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.no-results p {
    color: var(--text-secondary);
}

/* ===== About Section ===== */
.about-section {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

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

.feature-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.feature-item h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.feature-item p {
    margin: 0;
    font-size: 0.875rem;
}

.about-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: #667eea;
    transform: translateY(-2px);
}

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

.visual-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.visual-header {
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
}

.visual-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.visual-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-muted);
}

.visual-dots span:nth-child(1) {
    background: #ff5f56;
}

.visual-dots span:nth-child(2) {
    background: #ffbd2e;
}

.visual-dots span:nth-child(3) {
    background: #27c93f;
}

.visual-content {
    padding: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.8;
}

.code-line {
    margin-bottom: 0.5rem;
}

.indent1 {
    padding-left: 2rem;
}

.code-keyword {
    color: #c678dd;
}

.code-variable {
    color: #e06c75;
}

.code-bracket {
    color: #abb2bf;
}

.code-property {
    color: #61afef;
}

.code-string {
    color: #98c379;
}

/* ===== Footer ===== */
.footer {
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

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

.footer-brand p {
    color: var(--text-secondary);
    margin-top: var(--spacing-md);
    line-height: 1.6;
}

.footer-column h4 {
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--text-primary);
    padding-left: var(--spacing-xs);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

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

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
    }

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

    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    /* Navbar */
    .navbar {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) 0;
        margin-bottom: var(--spacing-lg);
    }

    .logo {
        font-size: 1rem;
    }

    .logo svg {
        width: 32px;
        height: 32px;
    }

    .nav-links {
        gap: var(--spacing-xs);
        flex-wrap: wrap;
    }

    .nav-link {
        font-size: 0.875rem;
        padding: var(--spacing-xs);
    }

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

    /* Hero Section */
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0 var(--spacing-xl);
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 0.375rem var(--spacing-sm);
        margin-bottom: var(--spacing-md);
    }

    .hero-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
        margin-bottom: var(--spacing-sm);
        line-height: 1.2;
    }

    .hero-description {
        font-size: 0.9375rem;
        margin-bottom: var(--spacing-lg);
        line-height: 1.6;
    }

    .hero-description br {
        display: none;
    }

    /* Search */
    .search-container {
        margin-bottom: var(--spacing-lg);
    }

    .search-box {
        max-width: 100%;
    }

    .search-input {
        padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 3rem;
        font-size: 0.9375rem;
    }

    .search-icon {
        left: var(--spacing-sm);
        width: 18px;
        height: 18px;
    }

    .search-clear {
        right: var(--spacing-sm);
        padding: 0.25rem;
    }

    /* Hero Stats */
    .hero-stats {
        gap: var(--spacing-md);
        flex-wrap: wrap;
    }

    .stat-item {
        flex: 1 1 auto;
        min-width: calc(33.333% - var(--spacing-md));
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .stat-label {
        font-size: 0.8125rem;
    }

    /* Categories Section */
    .categories-section {
        padding: var(--spacing-xl) 0;
    }

    .section-header {
        margin-bottom: var(--spacing-lg);
    }

    .section-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
        margin-bottom: var(--spacing-xs);
    }

    .section-description {
        font-size: 0.9375rem;
    }

    .category-filter {
        gap: var(--spacing-xs);
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-xs);
        margin-bottom: var(--spacing-lg);
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .category-filter::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        font-size: 0.8125rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        white-space: nowrap;
        flex-shrink: 0;
    }

    .categories-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .category-card {
        padding: var(--spacing-md);
    }

    .category-header {
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }

    .category-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .category-title {
        font-size: 1.125rem;
    }

    .category-count {
        font-size: 0.6875rem;
        padding: 0.2rem 0.625rem;
    }

    .category-description {
        font-size: 0.8125rem;
        margin-bottom: var(--spacing-sm);
    }

    .service-list.expanded {
        grid-template-columns: 1fr;
    }

    .service-item {
        padding: var(--spacing-xs);
    }

    .service-link {
        font-size: 0.8125rem;
    }

    .service-description {
        font-size: 0.75rem;
    }

    .expand-btn {
        font-size: 0.8125rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* Modal */
    .modal-overlay {
        padding: 0;
    }

    .modal-container {
        max-height: 100vh;
        border-radius: 0;
        max-width: 100%;
        height: 100vh;
    }

    .modal-header {
        padding: var(--spacing-md);
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .modal-title-section {
        flex: 1;
        min-width: 0;
    }

    .modal-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .modal-title {
        font-size: 1.125rem;
    }

    .modal-subtitle {
        font-size: 0.8125rem;
    }

    .modal-close {
        width: 36px;
        height: 36px;
    }

    .modal-search {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .modal-search-icon {
        left: calc(var(--spacing-md) + var(--spacing-sm));
        width: 18px;
        height: 18px;
    }

    .modal-search-input {
        padding: var(--spacing-xs) var(--spacing-xs) var(--spacing-xs) 2.5rem;
        font-size: 0.875rem;
    }

    .modal-body {
        padding: var(--spacing-md);
    }

    .modal-services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .modal-service-card {
        padding: var(--spacing-sm);
    }

    .modal-service-link {
        font-size: 0.875rem;
    }

    .modal-service-description {
        font-size: 0.75rem;
    }

    /* About Section */
    .about-section {
        padding: var(--spacing-xl) 0;
    }

    .about-content {
        gap: var(--spacing-xl);
    }

    .about-text p {
        font-size: 0.9375rem;
        margin-bottom: var(--spacing-sm);
    }

    .about-features {
        gap: var(--spacing-sm);
        margin: var(--spacing-lg) 0;
    }

    .feature-item {
        gap: var(--spacing-sm);
    }

    .feature-icon {
        width: 36px;
        height: 36px;
        font-size: 1.125rem;
    }

    .feature-item h4 {
        font-size: 1rem;
        margin-bottom: 0.25rem;
    }

    .feature-item p {
        font-size: 0.8125rem;
    }

    .about-cta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .btn {
        width: 100%;
        justify-content: center;
        font-size: 0.9375rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .visual-card {
        margin-top: var(--spacing-lg);
    }

    .visual-content {
        padding: var(--spacing-md);
        font-size: 0.8125rem;
    }

    /* Footer */
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }

    .footer-brand p {
        font-size: 0.875rem;
    }

    .footer-column h4 {
        font-size: 0.9375rem;
        margin-bottom: var(--spacing-sm);
    }

    .footer-column a {
        font-size: 0.875rem;
        margin-bottom: var(--spacing-xs);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
        padding-top: var(--spacing-md);
        font-size: 0.8125rem;
    }

    .footer-social {
        gap: var(--spacing-sm);
    }

    .footer-social a {
        width: 32px;
        height: 32px;
    }

    /* No Results */
    .no-results {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .no-results-icon {
        font-size: 3rem;
    }

    .no-results h3 {
        font-size: 1.25rem;
    }

    .no-results p {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    /* Navbar */
    .navbar {
        padding: var(--spacing-xs) 0;
        margin-bottom: var(--spacing-md);
    }

    .logo {
        font-size: 0.9375rem;
    }

    .logo svg {
        width: 28px;
        height: 28px;
    }

    .nav-link {
        font-size: 0.8125rem;
        padding: 0.375rem;
    }

    .nav-link span {
        display: none;
    }

    /* Hero */
    .hero {
        padding: var(--spacing-md) 0 var(--spacing-lg);
        min-height: auto;
    }

    .hero-badge {
        font-size: 0.6875rem;
        padding: 0.25rem var(--spacing-xs);
    }

    .hero-title {
        font-size: clamp(1.5rem, 10vw, 2rem);
        line-height: 1.1;
    }

    .hero-description {
        font-size: 0.875rem;
        margin-bottom: var(--spacing-md);
    }

    .search-input {
        padding: 0.75rem var(--spacing-xs) 0.75rem 2.75rem;
        font-size: 0.875rem;
    }

    .search-icon {
        left: var(--spacing-xs);
        width: 16px;
        height: 16px;
    }

    .hero-stats {
        gap: var(--spacing-sm);
    }

    .stat-item {
        min-width: calc(50% - var(--spacing-sm));
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    /* Categories */
    .section-title {
        font-size: clamp(1.25rem, 8vw, 1.75rem);
    }

    .section-description {
        font-size: 0.875rem;
    }

    .filter-btn {
        font-size: 0.75rem;
        padding: 0.5rem var(--spacing-xs);
    }

    .category-card {
        padding: var(--spacing-sm);
    }

    .category-icon {
        width: 36px;
        height: 36px;
        font-size: 1.125rem;
    }

    .category-title {
        font-size: 1rem;
    }

    /* Modal */
    .modal-header {
        padding: var(--spacing-sm);
    }

    .modal-icon {
        width: 36px;
        height: 36px;
        font-size: 1.125rem;
    }

    .modal-title {
        font-size: 1rem;
    }

    .modal-subtitle {
        font-size: 0.75rem;
    }

    .modal-close {
        width: 32px;
        height: 32px;
    }

    .modal-search {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .modal-body {
        padding: var(--spacing-sm);
    }

    /* About */
    .about-section {
        padding: var(--spacing-lg) 0;
    }

    .feature-icon {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }

    .feature-item h4 {
        font-size: 0.9375rem;
    }

    .feature-item p {
        font-size: 0.75rem;
    }

    .btn {
        font-size: 0.875rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* Footer */
    .footer {
        padding: var(--spacing-lg) 0 var(--spacing-sm);
    }

    .footer-brand p {
        font-size: 0.8125rem;
    }

    .footer-column h4 {
        font-size: 0.875rem;
    }

    .footer-column a {
        font-size: 0.8125rem;
    }

    .footer-bottom {
        font-size: 0.75rem;
    }
}

/* ===== Animations ===== */
@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Smooth Scroll */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}