/* ============================================
   ARDH AL KHALEEJ TENTS - PROFESSIONAL UPGRADE
   ============================================ */

/* ============================================
   1. RESET & BASE STYLES
   ============================================ */

:root {
    --primary-color: #d4af37;
    --primary-dark: #c9a227;
    --secondary-color: #0a0a0a;
    --text-color: #1a1a1a;
    --text-light: #666666;
    --bg-white: #ffffff;
    --bg-light: #f9f9f9;
    --border-color: #e0e0e0;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* RTL Support Preparation */
[dir="rtl"] body {
    font-family: 'Inter', sans-serif;
}

[dir="rtl"] .header-contact-info {
    justify-content: flex-start;
}

[dir="rtl"] .nav-list {
    flex-direction: row-reverse;
}

[dir="rtl"] .dropdown-menu {
    left: auto;
    right: 0;
}

[dir="rtl"] .footer-col h3::after {
    left: auto;
    right: 0;
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   2. TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--secondary-color);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1.25rem;
    color: var(--text-light);
}

/* ============================================
   3. HEADER & NAVIGATION
   ============================================ */

.header {
    background-color: var(--bg-white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-top {
    background-color: var(--secondary-color);
    color: var(--bg-white);
    padding: 0.5rem 0;
    font-size: 0.85rem;
}

.header-contact-info {
    display: flex;
    gap: 2rem;
    justify-content: flex-end;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

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

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--secondary-color);
}

.nav-menu {
    flex: 1;
    margin: 0 3rem;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    justify-content: center;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--secondary-color);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-dropdown {
    position: relative;
}

.dropdown-toggle::after {
    content: '▾';
    font-size: 0.7rem;
    margin-left: 0.4rem;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    list-style: none;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 500;
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
    padding-left: 1.75rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.whatsapp-btn-header {
    color: #25D366;
    transition: var(--transition);
}

.whatsapp-btn-header:hover {
    transform: scale(1.1);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 30px;
}

.menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

/* ============================================
   4. HERO SECTION (3-IMAGE SYSTEM)
   ============================================ */

.hero {
    position: relative;
    height: 85vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out, transform 6s ease-out;
    transform: scale(1.1);
}

.hero-slide.active {
    opacity: 1;
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.4), rgba(0,0,0,0.6));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--bg-white);
    max-width: 900px;
    padding: 0 2rem;
}

.hero-title {
    color: var(--bg-white);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   5. BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--bg-white);
    color: var(--secondary-color);
    transform: translateY(-3px);
}

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

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: var(--bg-white);
    transform: translateY(-3px);
}

.btn-whatsapp {
    background-color: #25D366;
    color: white;
    gap: 0.75rem;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

/* ============================================
   6. SECTIONS & GRIDS
   ============================================ */

section {
    padding: 6rem 0;
}

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

.section-header h2 {
    position: relative;
    padding-bottom: 1.5rem;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
}

.products-grid, .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2.5rem;
}

.product-card, .project-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover, .project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.product-image, .project-image {
    aspect-ratio: 3/2;
    overflow: hidden;
    background-color: var(--bg-light);
}

.product-image img, .project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.product-card:hover img, .project-card:hover img {
    transform: scale(1.1);
}

.product-info, .project-info {
    padding: 2rem;
}

.link-arrow {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* ============================================
   7. SOLUTIONS SECTION
   ============================================ */

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

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.solution-card {
    background-color: var(--bg-white);
    padding: 3rem 2rem;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--primary-color);
}

.solution-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

/* ============================================
   8. CONTACT CTA
   ============================================ */

.contact-cta {
    background-color: var(--secondary-color);
    color: var(--bg-white);
    text-align: center;
}

.contact-cta h2 {
    color: var(--bg-white);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   9. FOOTER
   ============================================ */

.footer {
    background-color: #050505;
    color: var(--bg-white);
    padding: 5rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col h3 {
    color: var(--bg-white);
    font-size: 1.25rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-desc {
    color: rgba(255, 255, 255, 0.6);
    margin-top: 1.5rem;
}

.footer-links, .footer-contact {
    list-style: none;
}

.footer-links li, .footer-contact li {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

.footer-contact strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.25rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ============================================
   10. ANIMATIONS
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   11. MOBILE STYLES & STICKY CTA
   ============================================ */

.mobile-sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    display: none;
    z-index: 999;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
}

.sticky-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.call-btn {
    background-color: var(--secondary-color);
}

.whatsapp-btn {
    background-color: #25D366;
}

@media (max-width: 992px) {
    .header-top {
        display: none;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-white);
        margin: 0;
        transition: var(--transition);
        z-index: 99;
        padding: 2rem;
        overflow-y: auto;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 1rem;
        display: none;
    }

    .nav-dropdown:hover .dropdown-menu {
        display: block;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 1.2rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 4rem 0;
    }
    
    .hero {
        height: 70vh;
    }
    
    .mobile-sticky-cta {
        display: flex;
    }
    
    body {
        padding-bottom: 60px; /* Space for sticky CTA */
    }
    
    .products-grid, .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* Utility Classes */
.mt-4 { margin-top: 2rem; }
.text-center { text-align: center; }