/* ==========================================================================
   Arteco Design - Version Moderne
   Design épuré, contemporain avec animations subtiles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Variables CSS
   -------------------------------------------------------------------------- */
:root {
    --color-bg: #0d0d0d;
    --color-bg-secondary: #141414;
    --color-bg-tertiary: #1c1c1c;
    --color-bg-card: #181818;
    --color-primary: #00e5e5;
    --color-primary-light: #33ebeb;
    --color-primary-dark: #00b8b8;
    --color-primary-glow: rgba(0, 229, 229, 0.15);
    --color-text: #ffffff;
    --color-text-muted: #8a8a8a;
    --color-text-light: #b8b8b8;
    --color-border: #2a2a2a;
    --color-border-light: #3a3a3a;
    --font-primary: 'Inter', 'Poppins', sans-serif;
    --font-secondary: 'Inter', 'Heebo', sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--color-primary-glow);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --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;
    overflow-x: hidden;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 144px;
}

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

ul {
    list-style: none;
}

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

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

/* Selection */
::selection {
    background-color: var(--color-primary);
    color: var(--color-bg);
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
    color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled {
    background-color: rgba(0, 0, 0, 0.95);
    border-bottom-color: var(--color-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}

.logo {
    display: flex;
    align-items: center;
}

.header .logo {
    position: relative;
    z-index: 10;
}

.header .logo img {
    height: 112px;
    width: auto;
    transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.header-hidden .logo img {
    opacity: 0;
    transform: translateY(-50px);
}

.logo img {
    height: 45px;
    width: auto;
    transition: var(--transition);
}

.footer-brand .logo:hover img {
    transform: scale(1.05);
}

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

.nav-menu a {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: var(--radius-xl);
    color: var(--color-text-muted);
    position: relative;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--color-text);
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-menu a.active {
    color: var(--color-bg);
    background-color: var(--color-primary);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
    z-index: 1001;
}

.menu-toggle:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    min-height: calc(100vh - 144px);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    padding: 120px 24px;
    position: relative;
    overflow: hidden;
    background-color: #000000;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 60%);
    pointer-events: none;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin-left: 20%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: rgba(0, 229, 229, 0.1);
    border: 1px solid rgba(0, 229, 229, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    color: var(--color-primary);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out;
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero h1 {
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero h1 .gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 0 40px 0;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    justify-content: flex-start;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    box-shadow: 0 4px 20px rgba(0, 229, 229, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 229, 229, 0.4);
}

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

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background-color: rgba(0, 229, 229, 0.05);
}

.btn svg {
    width: 18px;
    height: 18px;
}

/* --------------------------------------------------------------------------
   Features/Concept Section
   -------------------------------------------------------------------------- */
.features-section {
    padding: 120px 0;
    background-color: var(--color-bg-secondary);
}

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

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(0, 229, 229, 0.1);
    border-radius: var(--radius-xl);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.125rem;
}

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

.feature-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

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

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 229, 229, 0.1) 0%, rgba(0, 229, 229, 0.05) 100%);
    border-radius: var(--radius-md);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 1.5;
}

.feature-card h3 {
    margin-bottom: 12px;
    color: var(--color-text);
}

.feature-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services-section {
    padding: 120px 0;
    background-color: var(--color-bg);
}

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

.service-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.service-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 229, 229, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--color-primary);
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 1.5;
    transition: var(--transition);
}

.service-card:hover .service-icon svg {
    stroke: var(--color-bg);
}

.service-card h3 {
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.service-card p {
    font-size: 0.9375rem;
    margin-bottom: 16px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition);
}

.service-card:hover .service-link {
    opacity: 1;
    transform: translateX(0);
}

.service-link svg {
    width: 16px;
    height: 16px;
    stroke: var(--color-primary);
    fill: none;
    transition: var(--transition);
}

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

/* --------------------------------------------------------------------------
   Portfolio Preview Section
   -------------------------------------------------------------------------- */
.portfolio-preview-section {
    padding: 120px 0;
    background-color: var(--color-bg-secondary);
}

.portfolio-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-preview-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.portfolio-preview-item:hover {
    transform: translateY(-8px);
}

.portfolio-preview-image {
    position: relative;
    width: 100%;
    padding-bottom: 75%; /* 4:3 aspect ratio */
    background-color: var(--color-bg-card);
    overflow: hidden;
}

.portfolio-preview-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-preview-item:hover .portfolio-preview-image img {
    transform: scale(1.05);
}

.portfolio-preview-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.7) 50%, transparent 100%);
    transform: translateY(10px);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-preview-item:hover .portfolio-preview-overlay {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-preview-overlay h3 {
    color: var(--color-text);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.portfolio-preview-overlay p {
    color: var(--color-primary);
    font-size: 0.9rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .portfolio-preview-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about-section {
    padding: 120px 0;
    background-color: var(--color-bg);
}

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

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

.about-text h2 {
    margin-bottom: 24px;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.0625rem;
}

.about-text .highlight {
    color: var(--color-primary);
    font-weight: 600;
}

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

.stat {
    text-align: left;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 8px;
}

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

.about-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-tertiary) 100%);
    padding: 60px;
    border: 1px solid var(--color-border);
}

.about-image img {
    width: 100%;
    display: block;
}

.about-image-wrapper::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 60%);
    pointer-events: none;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact-section {
    padding: 120px 0;
    background-color: var(--color-bg);
}

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

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

.contact-info h2 {
    margin-bottom: 20px;
}

.contact-info > p {
    margin-bottom: 40px;
    font-size: 1.0625rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

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

.contact-item-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 229, 229, 0.1);
    border-radius: var(--radius-sm);
}

.contact-item-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
    fill: none;
}

.contact-item span {
    font-size: 1rem;
    color: var(--color-text);
}

.contact-form {
    background-color: var(--color-bg-secondary);
    padding: 48px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

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

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: var(--transition);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 229, 229, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* Honeypot */
.hp-field {
    position: absolute;
    left: -9999px;
}

.form-submit {
    width: 100%;
}

.form-message {
    padding: 16px 20px;
    margin-bottom: 24px;
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    background-color: rgba(0, 229, 229, 0.1);
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

.form-message.error {
    background-color: rgba(255, 82, 82, 0.1);
    border: 1px solid #ff5252;
    color: #ff5252;
}

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

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

.footer-brand {
    text-align: left;
}

.footer-brand .logo {
    margin-bottom: 24px;
    display: block;
    width: fit-content;
    margin-left: -5%;
    margin-right: auto;
}

.footer-brand .logo img {
    height: auto;
    max-width: 100%;
    display: block;
}

.footer-badge {
    display: inline-block;
    padding: 8px 20px;
    margin-top: 16px;
    margin-bottom: 16px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    background: rgba(0, 229, 229, 0.05);
    backdrop-filter: blur(10px);
}

.footer-brand p {
    font-size: 0.9375rem;
    max-width: 280px;
    margin-bottom: 24px;
}

.footer-links h4,
.footer-social h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
    color: var(--color-text);
}

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

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(4px);
}

.footer-contact h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
    color: var(--color-text);
}

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

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.footer-contact svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact a {
    color: var(--color-text-muted);
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--color-primary);
}

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

.social-icons a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.social-icons a:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary);
    transform: translateY(-3px);
}

.social-icons a:hover svg {
    stroke: var(--color-bg);
}

.social-icons svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-text-muted);
    fill: none;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Page Headers
   -------------------------------------------------------------------------- */
.page-header {
    padding: 180px 0 100px;
    text-align: center;
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0.5;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    margin-bottom: 16px;
}

.page-header p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.125rem;
}

/* --------------------------------------------------------------------------
   Services Page
   -------------------------------------------------------------------------- */
.services-page {
    padding: 100px 0;
}

.service-detail {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    padding: 48px;
    margin-bottom: 24px;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.service-detail:hover {
    border-color: var(--color-border-light);
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 229, 229, 0.15) 0%, rgba(0, 229, 229, 0.05) 100%);
    border-radius: var(--radius-md);
}

.service-detail-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 1.5;
}

.service-detail-content h3 {
    margin-bottom: 16px;
    font-size: 1.5rem;
}

.service-detail-content p {
    margin-bottom: 16px;
    font-size: 1rem;
}

.service-detail-content ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 24px;
}

.service-detail-content li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.service-detail-content li::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--color-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   About Page
   -------------------------------------------------------------------------- */
.about-page {
    padding: 100px 0;
}

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 100px;
}

.values-section {
    padding: 100px 0;
    background-color: var(--color-bg-secondary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.value-card {
    text-align: center;
    padding: 48px 32px;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-light);
}

.value-card h3 {
    margin-bottom: 16px;
    color: var(--color-primary);
    font-size: 1.25rem;
}

.value-card p {
    font-size: 0.9375rem;
}

/* --------------------------------------------------------------------------
   Portfolio Page (Placeholder)
   -------------------------------------------------------------------------- */
.portfolio-page {
    padding: 100px 0;
    min-height: 50vh;
}

.portfolio-placeholder {
    text-align: center;
    padding: 120px 24px;
    background-color: var(--color-bg-secondary);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-lg);
}

.portfolio-placeholder p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Portfolio Grid
   -------------------------------------------------------------------------- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

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

.portfolio-item:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.portfolio-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

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

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-info {
    padding: 24px;
}

.portfolio-info h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    color: var(--color-text);
}

.portfolio-info p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0.3;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    margin-bottom: 16px;
}

.cta-section p {
    max-width: 500px;
    margin: 0 auto 32px;
    font-size: 1.125rem;
}

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
    .features-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-content,
    .contact-content,
    .about-intro {
        grid-template-columns: 1fr;
        gap: 60px;
    }

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

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

    .service-detail-content ul {
        grid-template-columns: 1fr;
    }

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

    .about-stats {
        justify-content: flex-start;
    }
}

@media (max-width: 1700px) {
    .hero {
        justify-content: flex-start;
        text-align: left;
    }

    .hero-content {
        margin-left: 0;
    }

    .hero-description {
        margin: 0 0 40px 0;
        max-width: 55%;
    }

    .hero-buttons {
        justify-content: flex-start;
    }

}

@media (min-width: 692px) and (max-width: 1282px) {
    .hero h1 .gradient {
        display: inline-block;
        max-width: 60%;
    }
}

@media (max-width: 768px) {

    .header .logo img {
        height: 80px;
    }

    .header .logo {
        z-index: 1;
    }

    .nav-menu {
        position: fixed;
        top: 77px;
        left: 0;
        right: 0;
        background-color: rgba(13, 13, 13, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: stretch;
        padding: 24px;
        gap: 8px;
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        border-bottom: 1px solid var(--color-border);
        z-index: 999;
        pointer-events: none;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-menu a {
        text-align: center;
        padding: 16px;
    }

    .menu-toggle {
        display: flex;
    }

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

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

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

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

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

    .about-stats {
        flex-direction: column;
        gap: 24px;
    }

    .contact-form {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 100px 16px;
    }

    .btn {
        padding: 14px 28px;
        font-size: 0.875rem;
        width: 100%;
    }

    .service-detail {
        padding: 32px 24px;
    }

    .feature-card,
    .value-card {
        padding: 32px 24px;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

/* Focus visible styles for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Respect user motion preferences */
@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;
    }
}