/* ========================================
   UNO Technology Services - Complete Styles
   Premium Bilingual Corporate Website
   ======================================== */

/* CSS Custom Properties */
:root {
    /* Brand Colors */
    --color-primary: #FF5A00;
    --color-primary-rgb: 255, 90, 0;
    --color-secondary: #FF7A1A;
    --color-secondary-rgb: 255, 122, 26;
    --color-accent: #FF9A3D;
    --color-accent-rgb: 255, 154, 61;
    
    /* Neutral Colors - Light Theme */
    --color-white: #FFFFFF;
    --color-dark: #0F1115;
    --color-surface-dark: #161A22;
    --color-bg: #F8F9FB;
    --color-surface: #FFFFFF;
    --color-surface-2: #F0F1F5;
    --color-text: #111827;
    --color-text-secondary: #4B5563;
    --color-text-muted: #9CA3AF;
    --color-border: #E5E7EB;
    --color-border-light: #F3F4F6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.1);
    --shadow-primary: 0 8px 30px rgba(255, 90, 0, 0.2);
    
    /* Typography */
    --font-arabic: 'Cairo', sans-serif;
    --font-english: 'Inter', sans-serif;
    --font-body: var(--font-arabic);
    --font-heading: var(--font-arabic);
    
    /* Spacing */
    --container-max: 1280px;
    --container-padding: 2rem;
    --section-padding: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-preloader: 9999;
    --z-header: 1000;
    --z-modal: 2000;
    --z-scroll-top: 100;
}

/* Dark Theme */
[data-theme="dark"] {
    --color-bg: #0F1115;
    --color-surface: #161A22;
    --color-surface-2: #1E232D;
    --color-text: #F8FAFC;
    --color-text-secondary: #A1A9B8;
    --color-text-muted: #6B7280;
    --color-border: #2A2F3A;
    --color-border-light: #1E232D;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: #ff5a00;
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

[dir="ltr"] body {
    font-family: var(--font-english);
}

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

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

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

input, textarea, select {
    font-family: inherit;
    color: inherit;
}

ul, ol {
    list-style: none;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ========================================
   Typography
   ======================================== */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-label {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    border-color: transparent;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 90, 0, 0.3);
    filter: brightness(1.05);
}

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

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

/* ========================================
   Preloader
   ======================================== */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-preloader);
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-content {
    position: relative;
}

.preloader-logo {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preloader-logo img {
    width: 140px;
    height: auto;
    animation: preloaderPulse 2s ease-in-out infinite;
    position: relative;
    z-index: 2;
}

.preloader-glow {
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 90, 0, 0.3) 0%, transparent 70%);
    animation: glowPulse 2s ease-in-out infinite;
    z-index: 1;
}

@keyframes preloaderPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}

@keyframes glowPulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.2); opacity: 1; }
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    background: transparent;
    transition: all var(--transition-base);
    padding: 1rem 0;
}

.header.scrolled {
    background: rgba(var(--color-surface-rgb, 255, 255, 255), 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: 0.625rem 0;
}

[data-theme="dark"] .header.scrolled {
    background: rgba(22, 26, 34, 0.9);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
}

.logo img {
    width: 55px;
    height: auto;
}

.logo-text {
    display: none;
}

/* Navigation */
.nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: rgba(var(--color-primary-rgb), 0.08);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-toggle,
.lang-toggle {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    background: var(--color-surface-2);
    transition: all var(--transition-fast);
}

.theme-toggle:hover,
.lang-toggle:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.theme-toggle .icon-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: block;
}

.lang-toggle {
    font-weight: 600;
    font-size: 0.75rem;
    width: auto;
    padding: 0 0.75rem;
}

.header-cta {
    margin: 0 0.5rem;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    border-radius: var(--radius-md);
    background: var(--color-surface-2);
}

.hamburger-line {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-header) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

[data-theme="dark"] .hero-bg img {
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.05) 0%, transparent 50%);
    z-index: 1;
}

/* Floating Elements */
.floating-elements {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.float-el {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    opacity: 0.1;
    filter: blur(60px);
}

.float-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation: floatMove 20s ease-in-out infinite;
}

.float-2 {
    width: 300px;
    height: 300px;
    bottom: -50px;
    left: -100px;
    animation: floatMove 15s ease-in-out infinite reverse;
}

.float-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 30%;
    animation: floatMove 18s ease-in-out infinite 2s;
}

.float-4 {
    width: 150px;
    height: 150px;
    top: 20%;
    right: 20%;
    animation: floatMove 12s ease-in-out infinite 1s;
}

@keyframes floatMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.9); }
    75% { transform: translate(20px, 10px) scale(1.05); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

@keyframes badgePulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 2.5rem;
}

.stat-item {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.25rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.stat-suffix {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    display: block;
    width: 100%;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-top: 0.25rem;
}

/* Hero Image */
.hero-image {
    position: relative;
    animation: heroFloat 6s ease-in-out infinite;
}

.hero-image img {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

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

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--color-text-muted);
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.3; }
}

/* ========================================
   About Section
   ======================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.about-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--transition-base);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.about-icon {
    width: 56px;
    height: 56px;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.about-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.about-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

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

.value-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-base);
}

.value-card:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.value-card:hover .value-icon {
    color: var(--color-white);
}

.value-icon {
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    transition: color var(--transition-base);
}

.value-card h4 {
    font-size: 1rem;
    font-weight: 600;
}

/* ========================================
   Services Section
   ======================================== */
.services-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
}

.services-tabs::-webkit-scrollbar {
    display: none;
}

.service-tab {
    padding: 0.75rem 1.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    white-space: nowrap;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.service-tab:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.service-tab.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-primary);
}

.service-panel {
    display: none;
}

.service-panel.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

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

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--color-primary-rgb), 0.2);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.service-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.875rem;
    transition: gap var(--transition-fast);
}

.service-link:hover {
    gap: 0.75rem;
}

/* ========================================
   Why Choose Us
   ======================================== */
.section-dark {
    background: var(--color-surface);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.why-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition-base);
}

.why-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.why-icon {
    width: 64px;
    height: 64px;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
}

.why-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.why-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ========================================
   Portfolio Section
   ======================================== */
.portfolio-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.portfolio-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.filter-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.portfolio-search {
    position: relative;
    min-width: 260px;
}

.portfolio-search svg {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
}

[dir="ltr"] .portfolio-search svg {
    left: auto;
    right: 1rem;
}

.portfolio-search input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

[dir="ltr"] .portfolio-search input {
    padding: 0.75rem 2.75rem 0.75rem 1rem;
}

.portfolio-search input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.portfolio-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--color-primary-rgb), 0.2);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

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

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

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(var(--color-primary-rgb), 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.portfolio-view {
    padding: 0.75rem 1.5rem;
    background: var(--color-white);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

.portfolio-card:hover .portfolio-view {
    transform: translateY(0);
}

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

.portfolio-info {
    padding: 1.25rem 1.5rem;
}

.portfolio-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.portfolio-info h3 {
    font-size: 1.125rem;
    font-weight: 700;
}

/* ========================================
   Process Section
   ======================================== */
.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    top: 40px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-full);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    gap: 1rem;
}

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

.step-number {
    width: 80px;
    height: 80px;
    background: var(--color-surface);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-primary);
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 2;
}

.step-icon {
    display: none;
}

.process-step h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

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

/* ========================================
   Statistics Section
   ======================================== */
.section-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
}

.section-gradient .section-title,
.section-gradient .section-desc,
.section-gradient .section-label {
    color: var(--color-white);
}

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

.stat-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
}

.stat-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--color-white);
}

.stat-counter {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.counter {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.counter-suffix {
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-name {
    display: block;
    font-size: 0.9375rem;
    opacity: 0.9;
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

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

.testimonial-card {
    min-width: 100%;
    padding: 2rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
}

.testimonial-rating {
    display: flex;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    color: #FBBF24;
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 2rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

[dir="rtl"] .author-info {
    text-align: right;
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Testimonials Navigation */
.testimonials-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.testimonial-prev,
.testimonial-next {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.testimonial-prev:hover,
.testimonial-next:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.testimonials-dots {
    display: flex;
    gap: 0.5rem;
}

.testimonial-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.testimonial-dot.active {
    background: var(--color-primary);
    width: 28px;
    border-radius: var(--radius-full);
}

/* ========================================
   Blog Section
   ======================================== */
.blog-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    grid-template-rows: repeat(2, 1fr);
    gap: 1.5rem;
}

.blog-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--color-primary-rgb), 0.2);
}

.blog-card.featured {
    grid-row: span 2;
}

.blog-card.featured .blog-image {
    height: 55%;
}

.blog-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.blog-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.375rem 0.875rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

[dir="ltr"] .blog-category {
    right: auto;
    left: 1rem;
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.75rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.blog-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card.featured h3 {
    font-size: 1.5rem;
    -webkit-line-clamp: 3;
}

.blog-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.875rem;
}

.blog-link:hover {
    gap: 0.75rem;
}

/* ========================================
   Contact Section
   ======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 4rem;
    align-items: start;
}

.contact-info .section-header {
    text-align: start;
    margin-bottom: 2.5rem;
}

[dir="rtl"] .contact-info .section-header {
    text-align: right;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item a,
.contact-item span {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

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

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 0.875rem 1rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.12);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-left: 2.5rem;
}

[dir="ltr"] .form-group select {
    background-position: right 1rem center;
    padding-left: 1rem;
    padding-right: 2.5rem;
}

.error-message {
    display: none;
    font-size: 0.8125rem;
    color: #EF4444;
}

.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error select {
    border-color: #EF4444;
}

.form-group.has-error .error-message {
    display: block;
}

.btn-submit {
    width: 100%;
}

/* Form Success */
.form-success {
    display: none;
    text-align: center;
    padding: 3rem 2rem;
}

.form-success.show {
    display: block;
    animation: fadeIn 0.5s ease;
}

.success-icon {
    width: 72px;
    height: 72px;
    background: rgba(34, 197, 94, 0.1);
    color: #22C55E;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.form-success h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.form-success p {
    color: var(--color-text-secondary);
}

/* ========================================
   Portfolio Modal
   ======================================== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    max-width: 900px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    z-index: 1;
    transform: scale(0.9);
    opacity: 0;
    transition: all var(--transition-base);
}

.modal.active .modal-content {
    transform: scale(1);
    opacity: 1;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: all var(--transition-fast);
}

[dir="ltr"] .modal-close {
    right: auto;
    left: 1rem;
}

.modal-close:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.modal-body {
    padding: 0;
}

.modal-project {
    padding: 2rem;
}

.modal-image {
    width: 100%;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.modal-project h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.modal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.modal-tag {
    padding: 0.375rem 1rem;
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 600;
}

.modal-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.modal-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.modal-gallery img {
    border-radius: var(--radius-md);
    aspect-ratio: 4/3;
    object-fit: cover;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-dark);
    color: var(--color-text-light);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
}

.footer-logo img {
    width: 50px;
    height: auto;
}

.footer-about p {
    color: rgba(248, 250, 252, 0.7);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.social-link {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(248, 250, 252, 0.7);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

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

.footer-links a {
    color: rgba(248, 250, 252, 0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: rgba(248, 250, 252, 0.7);
    font-size: 0.9375rem;
}

.footer-contact svg {
    color: var(--color-primary);
    margin-top: 0.25rem;
    min-width: 16px;
}

.footer-bottom {
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(248, 250, 252, 0.5);
    font-size: 0.875rem;
}

/* ========================================
   Scroll to Top
   ======================================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-scroll-top);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-primary);
}

[dir="ltr"] .scroll-top {
    right: auto;
    left: 2rem;
}

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

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(255, 90, 0, 0.4);
}

/* ========================================
   Animations
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .about-main {
        grid-column: span 2;
    }
}

@media (max-width: 992px) {
    :root {
        --container-padding: 1.5rem;
        --section-padding: 4rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-image {
        order: 1;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-scroll-indicator {
        display: none;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: -320px;
        width: 320px;
        height: 100vh;
        background: var(--color-surface);
        padding: 6rem 2rem 2rem;
        transition: right var(--transition-base);
        z-index: var(--z-header);
        box-shadow: var(--shadow-xl);
    }
    
    [dir="ltr"] .main-nav {
        right: auto;
        left: -320px;
    }
    
    .main-nav.active {
        right: 0;
    }
    
    [dir="ltr"] .main-nav.active {
        right: auto;
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .nav-link {
        padding: 0.875rem 1.25rem;
        font-size: 1rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-overlay.active {
        display: block;
    }
    
    .header-cta {
        display: none;
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .blog-card.featured {
        grid-row: auto;
    }
    
    .blog-card.featured .blog-image {
        height: 200px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-steps {
        flex-wrap: wrap;
        gap: 2rem;
    }
    
    .process-step {
        flex: 0 0 calc(33.333% - 1.5rem);
    }
    
    .process-line {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --section-padding: 3rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-main {
        grid-column: span 1;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .portfolio-search {
        min-width: 100%;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .process-step {
        flex: 0 0 calc(50% - 1rem);
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .stat-card {
        padding: 1.5rem 1rem;
    }
    
    .counter {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-about {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-col h4 {
        margin-bottom: 1rem;
    }
    
    .modal-content {
        margin: 1rem;
        max-height: 90vh;
    }
    
    .modal-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.625rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-lg {
        padding: 0.875rem 1.5rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .stat-item {
        flex: 0 0 45%;
        text-align: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-step {
        flex: 0 0 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .modal-gallery {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .testimonial-text {
        font-size: 1rem;
    }
}

/* ========================================
   Accessibility
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

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

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Print styles */
@media print {
    .header,
    .preloader,
    .scroll-top,
    .hero-scroll-indicator,
    .floating-elements {
        display: none !important;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}