/* ==========================================================================
   CSS Variables & Design Tokens
   ========================================================================== */
:root {
    --primary-blue: #0A3663;
    --secondary-blue: #1C5B99;
    --accent-color: #247ED1;
    --accent-glow: rgba(36, 126, 209, 0.45);
    --text-dark: #2C3E50;
    --text-grey: #7F8C8D;
    --bg-light: #F4F7F6;
    --white: #FFFFFF;
    --whatsapp-green: #25D366;
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 8px;

    /* Adaptive Layout & Spacing Tokens */
    --container-max-width: min(1200px, 92vw);
    --container-padding: clamp(16px, 3.5vw, 32px);
    --section-padding: clamp(55px, 7vw, 100px);

    /* Kinetic & Variable Typography Custom Properties */
    --font-weight: 600;
    --font-stretch: 1;
    --font-width: 100;
    --font-spacing: 0em;
    --scroll-glow: 0;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: 'Inter', 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--white);
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

html[dir="rtl"] body {
    font-family: 'Tajawal', sans-serif;
}

/* Touch & Tap Ergonomics */
a, button, input, select, textarea {
    touch-action: manipulation;
}

/* Kinetic & Variable Typography Utilities (GPU Accelerated for 60/120fps) */
.kinetic-text {
    font-variation-settings: 'wght' var(--font-weight, 700), 'wdth' var(--font-width, 100);
    font-weight: var(--font-weight, 700);
    transform: scaleX(var(--font-stretch, 1)) translateZ(0);
    letter-spacing: var(--font-spacing, normal);
    transition: font-weight 0.12s ease-out, transform 0.12s ease-out, letter-spacing 0.18s ease-out;
    transform-origin: center;
    display: inline-block;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform, font-weight;
}

.kinetic-link {
    display: inline-block;
    transform: translateZ(0);
    transition: transform 0.2s ease, font-weight 0.2s ease, color 0.2s ease;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.kinetic-link:hover {
    transform: translateY(-2px) translateZ(0);
    color: var(--accent-color);
}

.kinetic-btn {
    transform: translateZ(0);
    transition: var(--transition), font-weight 0.2s ease, transform 0.2s ease;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* Scroll-Driven Progressive Text Reveal */
.scroll-reveal-text {
    opacity: 1;
}

.reveal-word {
    display: inline-block;
    opacity: 0.18;
    filter: blur(0.4px) brightness(0.65);
    transition: opacity 0.1s linear, filter 0.12s linear, color 0.2s ease;
    transform: translateZ(0);
    will-change: opacity, filter;
    margin-right: 0.28em;
}

html[dir="rtl"] .reveal-word {
    margin-right: 0;
    margin-left: 0.28em;
}

.reveal-word.is-revealed {
    opacity: 1 !important;
    filter: blur(0px) brightness(1) !important;
    text-shadow: 0 0 calc(var(--scroll-glow, 0) * 10px) var(--accent-glow);
}

/* Adaptive Fluid Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

ul {
    list-style: none;
}

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

/* Fluid Responsive Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2.2rem, 1.4rem + 3.8vw, 3.8rem);
}

h2 {
    font-size: clamp(1.75rem, 1.2rem + 2.4vw, 2.6rem);
}

h3 {
    font-size: clamp(1.25rem, 1rem + 1.2vw, 1.65rem);
}

h4 {
    font-size: clamp(1.1rem, 0.95rem + 0.6vw, 1.35rem);
}

.section-title {
    font-size: clamp(1.8rem, 1.2rem + 2.5vw, 2.6rem);
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.title-underline {
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    margin-bottom: 2rem;
    border-radius: 2px;
}

.center-underline {
    margin: 0 auto 2rem;
}

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

/* Buttons (Optimized Touch Target & Fluid Size) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: clamp(10px, 1.8vw, 14px) clamp(22px, 3vw, 32px);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: clamp(0.95rem, 0.88rem + 0.3vw, 1.1rem);
    min-height: 48px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(10, 54, 99, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 6px 20px rgba(10, 54, 99, 0.4);
}

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

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

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: var(--transition);
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-blue);
}

.nav-logo {
    max-height: 85px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 600;
    position: relative;
    padding: 5px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
    left: 0;
    right: auto;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.lang-toggle {
    background: transparent;
    border: 1px solid var(--primary-blue);
    color: var(--primary-blue);
    padding: 6px 15px;
    border-radius: 20px;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-blue);
}

/* ==========================================================================
   Hero Section (3D & Spatial Typography Layering)
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    background-image: url('assets/images/hero-bg.png');
    background-size: cover;
    background-position: center;
    color: var(--white);
    margin-top: 70px;
    overflow: hidden;
    perspective: 1200px;
    transform-style: preserve-3d;
    background-color: #071e38;
    padding: clamp(40px, 6vh, 80px) 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 75% 50%, rgba(10, 54, 99, 0.72) 0%, rgba(4, 18, 36, 0.95) 100%);
    z-index: 0;
}

html[dir="rtl"] .hero-overlay {
    background: radial-gradient(circle at 25% 50%, rgba(10, 54, 99, 0.72) 0%, rgba(4, 18, 36, 0.95) 100%);
}

/* Spatial Layer 1: Background Deep Typography (Z-Index: 1) */
.spatial-bg-layer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translateZ(-160px);
    width: 100%;
    max-width: 1400px;
    pointer-events: none;
    z-index: 1;
    text-align: center;
    user-select: none;
    opacity: 0.16;
    transition: transform 0.15s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.spatial-bg-text-top {
    font-family: 'Space Grotesk', 'Syne', sans-serif;
    font-size: clamp(3.5rem, 12vw, 12rem);
    font-weight: 900;
    line-height: 0.88;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.5);
    color: transparent;
    display: block;
}

.spatial-bg-text-sub {
    font-family: 'Space Grotesk', monospace;
    font-size: clamp(0.65rem, 1.2vw, 1.15rem);
    font-weight: 700;
    letter-spacing: clamp(0.18em, 0.4vw, 0.4em);
    color: rgba(255, 255, 255, 0.6);
    margin-top: 15px;
    display: block;
}

/* Spatial Layer 2: Interactive Three.js 3D Canvas (Z-Index: 2) */
.hero-3d-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    opacity: 0.95;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* Spatial Layer 3: Foreground Typography & Controls (Z-Index: 3) */
.spatial-fg-layer {
    position: relative;
    z-index: 3;
    transform: translateZ(40px);
    transition: transform 0.15s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: transform;
    padding-top: clamp(20px, 4vh, 60px);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.hero-badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(10, 54, 99, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(36, 126, 209, 0.45);
    padding: clamp(6px, 1.2vw, 8px) clamp(12px, 2vw, 18px);
    border-radius: 30px;
    font-size: clamp(0.72rem, 0.65rem + 0.25vw, 0.85rem);
    font-weight: 700;
    letter-spacing: 0.12em;
    color: #64b5f6;
    margin-bottom: 22px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #25D366;
    box-shadow: 0 0 10px #25D366;
    animation: badgePulse 2s infinite ease-in-out;
}

@keyframes badgePulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-content {
    position: relative;
    max-width: 850px;
}

.hero-title {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: clamp(2rem, 1.2rem + 4.2vw, 4.2rem);
    margin-bottom: 24px;
    line-height: 1.15;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    color: var(--white);
}

.hero-subtitle {
    font-size: clamp(0.98rem, 0.88rem + 0.5vw, 1.25rem);
    margin-bottom: 36px;
    line-height: 1.7;
    opacity: 0.95;
    max-width: 680px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

/* ==========================================================================
   About Section (Active & Responsive Canvas across all devices)
   ========================================================================== */
.about {
    position: relative;
    padding: var(--section-padding) 0;
    overflow: hidden;
}

.about-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    opacity: 0.9;
}

.about-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 5vw, 60px);
    align-items: center;
}

.about-text p {
    font-size: clamp(0.98rem, 0.92rem + 0.3vw, 1.12rem);
    color: var(--text-grey);
    margin-bottom: 20px;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    width: 100%;
    height: auto;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--accent-color);
    color: var(--white);
    padding: clamp(20px, 3.5vw, 30px);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(36, 126, 209, 0.3);
    text-align: center;
    transform: translateZ(0);
}

html[dir="ltr"] .experience-badge {
    right: auto;
    left: -30px;
}

.badge-number {
    font-size: clamp(2rem, 1.6rem + 1.8vw, 2.75rem);
    font-weight: 800;
    line-height: 1;
}

.badge-text {
    font-size: clamp(0.85rem, 0.78rem + 0.25vw, 1rem);
    font-weight: 500;
}

/* ==========================================================================
   Services Section (Animated Cards)
   ========================================================================== */
.services {
    padding: var(--section-padding) 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(20px, 3vw, 32px);
    margin-top: 50px;
}

.service-card {
    background: var(--white);
    padding: clamp(28px, 4vw, 40px) clamp(20px, 3vw, 30px);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform, box-shadow;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--primary-blue);
    z-index: -1;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px) translateZ(0);
}

.service-card:hover::before {
    height: 100%;
}

.service-card:hover h3,
.service-card:hover p,
.service-card:hover .icon-wrapper i {
    color: var(--white);
}

.icon-wrapper {
    width: 75px;
    height: 75px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.icon-wrapper i {
    font-size: 1.85rem;
    color: var(--accent-color);
    transition: var(--transition);
}

.service-card:hover .icon-wrapper {
    background: rgba(255,255,255,0.1);
}

.service-card h3 {
    font-size: clamp(1.25rem, 1.05rem + 0.6vw, 1.5rem);
    margin-bottom: 12px;
    color: var(--primary-blue);
    transition: var(--transition);
}

.service-card p {
    color: var(--text-grey);
    font-size: clamp(0.92rem, 0.86rem + 0.2vw, 1rem);
    transition: var(--transition);
}

/* ==========================================================================
   Success Statistics Section
   ========================================================================== */
.statistics {
    padding: clamp(50px, 6vw, 80px) 0;
    background: var(--primary-blue);
    color: var(--white);
    position: relative;
    text-align: center;
}

.stat-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: clamp(30px, 4vw, 50px);
    position: relative;
    z-index: 1;
}

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

.stat-icon {
    font-size: clamp(2.4rem, 2rem + 1.2vw, 3rem);
    margin-bottom: 12px;
    color: var(--accent-color);
}

.counter {
    font-size: clamp(2.4rem, 1.6rem + 3vw, 3.6rem);
    font-weight: 800;
    margin-bottom: 5px;
    font-variant-numeric: tabular-nums;
}

.stat-item h4 {
    font-size: clamp(1rem, 0.9rem + 0.4vw, 1.2rem);
    font-weight: 500;
    opacity: 0.9;
}

/* ==========================================================================
   Why Choose Us Section
   ========================================================================== */
.why-us {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.why-us-container {
    max-width: 820px;
    margin: 0 auto;
}

.features-list {
    margin-top: 35px;
}

.features-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 22px;
    font-size: clamp(1rem, 0.92rem + 0.35vw, 1.18rem);
    color: var(--text-dark);
}

.features-list i {
    color: var(--accent-color);
    font-size: 1.4rem;
    margin-top: 4px;
    flex-shrink: 0;
}

/* ==========================================================================
   Contact & Footer
   ========================================================================== */
.contact-footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: clamp(60px, 7vw, 90px) 0 20px;
}

.footer-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 5vw, 60px);
    margin-bottom: 50px;
}

/* Form Styles */
.contact-form-wrapper {
    background: var(--white);
    padding: clamp(24px, 4vw, 40px);
    border-radius: var(--border-radius);
    color: var(--text-dark);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.contact-form-wrapper h3 {
    font-size: clamp(1.4rem, 1.1rem + 1.2vw, 1.9rem);
    margin-bottom: 25px;
    color: var(--primary-blue);
}

.form-group {
    margin-bottom: 18px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: clamp(12px, 1.8vw, 15px);
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: clamp(0.92rem, 0.88rem + 0.2vw, 1rem);
    transition: var(--transition);
    min-height: 48px;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(36, 126, 209, 0.1);
}

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

/* Info Styles */
.contact-info {
    padding-top: 10px;
}

.brand-footer {
    margin-bottom: 35px;
}

.brand-footer h4 {
    font-size: clamp(1.25rem, 1rem + 1vw, 1.8rem);
    margin-bottom: 12px;
}

.brand-footer p {
    color: #b3cce6;
    font-size: clamp(0.95rem, 0.88rem + 0.3vw, 1.1rem);
}

.info-items {
    margin-bottom: 35px;
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.info-item i {
    font-size: 1.4rem;
    color: var(--accent-color);
    margin-top: 4px;
    flex-shrink: 0;
}

.info-item h5 {
    font-size: clamp(1rem, 0.94rem + 0.25vw, 1.15rem);
    margin-bottom: 4px;
}

.info-item p {
    color: #b3cce6;
    font-size: clamp(0.9rem, 0.85rem + 0.2vw, 1rem);
}

.social-links {
    display: flex;
    gap: 14px;
}

.social-icon {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    transform: translateZ(0);
}

.social-icon:hover {
    background: var(--accent-color);
    transform: translateY(-3px) translateZ(0);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    color: #b3cce6;
    font-size: 0.9rem;
}

/* ==========================================================================
   Floating Elements
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: clamp(20px, 3.5vw, 30px);
    right: clamp(20px, 3.5vw, 30px);
    background-color: var(--whatsapp-green);
    color: var(--white);
    width: clamp(52px, 8vw, 60px);
    height: clamp(52px, 8vw, 60px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(28px, 4.5vw, 35px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform;
}

html[dir="ltr"] .whatsapp-float {
    right: auto;
    left: clamp(20px, 3.5vw, 30px);
}

.whatsapp-float:hover {
    transform: scale(1.1) translateZ(0);
}

/* ==========================================================================
   Responsive Design & Mobile Ergonomics
   ========================================================================== */
@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        margin-top: 40px;
        max-width: 550px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        gap: 15px;
        text-align: center;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hamburger {
        display: block;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-logo {
        max-height: 60px;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .spatial-bg-layer {
        opacity: 0.12;
    }

    .hero-3d-canvas {
        opacity: 0.85;
    }
    
    .stat-container {
        flex-direction: column;
        gap: 40px;
    }

    .experience-badge {
        bottom: -20px;
        right: -10px;
    }

    html[dir="ltr"] .experience-badge {
        left: -10px;
        right: auto;
    }
}

@media (max-width: 480px) {
    .experience-badge {
        position: static;
        margin-top: 15px;
        width: 100%;
    }
}