/* ==========================================================================
   4Service Landing Page - Mobile-First RTL Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Variables)
   -------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-primary: #4338ca;
    --color-primary-dark: #3730a3;
    --color-primary-light: #6366f1;
    --color-background: #f5f5f5;
    --color-background-dark: #e5e5e5;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-white: #ffffff;
    --color-whatsapp: #22c55e;
    --color-whatsapp-dark: #16a34a;
    --color-maps: #4285f4;
    --color-maps-dark: #3367d6;

    /* Typography */
    --font-family: 'Cairo', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Header Height */
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    direction: rtl;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* --------------------------------------------------------------------------
   Container
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    height: var(--header-height);
    background-color: var(--color-primary);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-lg);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    z-index: 1001;
}

.logo img {
    height: 50px;
    width: auto;
    border-radius: var(--radius-sm);
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: var(--spacing-sm);
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 3px;
    background-color: var(--color-white);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger-line:nth-child(1) {
    transform: translateY(-6px);
}

.hamburger-line:nth-child(3) {
    transform: translateY(6px);
}

/* Hamburger Active State (X) */
.hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(0) rotate(45deg);
}

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

.hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(0) rotate(-45deg);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--color-primary);
    padding: calc(var(--header-height) + var(--spacing-xl)) var(--spacing-lg) var(--spacing-xl);
    transition: right var(--transition-base);
    z-index: 1000;
    overflow-y: auto;
}

.nav.active {
    right: 0;
}

.nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.nav-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.nav-link:hover,
.nav-link:focus {
    background-color: var(--color-primary-light);
}

/* Navigation Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    z-index: 999;
}

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

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('../assets/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: var(--color-primary-dark);
    padding: calc(var(--header-height) + var(--spacing-2xl)) var(--spacing-md) var(--spacing-2xl);
}

.hero-overlay {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(
        to bottom,
        rgba(67, 56, 202, 0.85) 0%,
        rgba(55, 48, 163, 0.9) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--color-white);
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    font-weight: 400;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

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

.btn:active {
    transform: translateY(0);
}

.btn i {
    font-size: var(--font-size-xl);
}

.btn-whatsapp {
    background-color: var(--color-whatsapp);
    color: var(--color-white);
}

.btn-whatsapp:hover {
    background-color: var(--color-whatsapp-dark);
}

.btn-maps {
    background-color: var(--color-maps);
    color: var(--color-white);
}

.btn-maps:hover {
    background-color: var(--color-maps-dark);
}

/* --------------------------------------------------------------------------
   Section Styles
   -------------------------------------------------------------------------- */
section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services {
    background-color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--color-background);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon i {
    font-size: var(--font-size-2xl);
    color: var(--color-white);
}

.service-card.highlight .service-icon {
    width: calc(100% - 32px);
    height: auto;
    margin: 0 16px var(--spacing-lg);
    background-color: transparent;
    border-radius: 0;
}

.service-logo {
    width: 100%;
    height: auto;
}

.service-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: 1.7;
}

.service-card.highlight {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #818cf8;
}

.service-card.highlight .service-description {
    font-size: var(--font-size-xl);
    font-weight: 700;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact {
    background-color: var(--color-white);
    padding: var(--spacing-2xl) 0;
}

.contact .section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.contact-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm) var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-md);
}

.contact-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text);
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.contact-item:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
}

.contact-icon-inline {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

.contact-text {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.contact-divider {
    color: var(--color-text-light);
    font-weight: 300;
    font-size: var(--font-size-lg);
}

/* Very small screens: Stack vertically */
@media (max-width: 480px) {
    .contact-list {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .contact-divider {
        display: none;
    }

    .contact-icon-inline {
        font-size: var(--font-size-xl);
    }
}

/* Tablet and Desktop: Card Grid Layout */
@media (min-width: 768px) {
    .contact-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        padding: 0;
        max-width: 800px;
        margin: 0 auto;
    }

    .contact-divider {
        display: none;
    }

    .contact-item {
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-md);
        padding: var(--spacing-xl);
        background-color: var(--color-background);
        border-radius: var(--radius-xl);
        text-align: center;
        transition: all var(--transition-base);
        box-shadow: var(--shadow-sm);
    }

    .contact-item:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
        background-color: var(--color-white);
    }

    .contact-icon-inline {
        font-size: var(--font-size-3xl);
    }

    .contact-text {
        font-size: var(--font-size-lg);
    }
}

/* Large Desktop: 4 columns */
@media (min-width: 1024px) {
    .contact-list {
        grid-template-columns: repeat(4, 1fr);
        max-width: 1200px;
    }
}

/* --------------------------------------------------------------------------
   Gallery Section
   -------------------------------------------------------------------------- */
.gallery {
    background-color: var(--color-background);
}

.gallery .section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.gallery .section-title {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    font-size: var(--font-size-base);
    color: var(--color-text-light);
}

.gallery-grid {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--color-background);
    padding-bottom: var(--spacing-md);
}

.gallery-grid::-webkit-scrollbar {
    height: 8px;
}

.gallery-grid::-webkit-scrollbar-track {
    background: var(--color-background);
    border-radius: var(--radius-full);
}

.gallery-grid::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

.gallery-grid::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

.gallery-item {
    position: relative;
    flex: 0 0 280px;
    width: 280px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    scroll-snap-align: start;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

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

/* --------------------------------------------------------------------------
   Review & Location Section
   -------------------------------------------------------------------------- */
.review-location-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-3xl) 0;
}

.review-card {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: var(--shadow-xl);
}

.review-card h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.review-card > p {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.qr-code-container {
    width: 200px;
    height: 200px;
    margin: 0 auto var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border: 3px solid var(--color-background);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-code-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qr-instruction {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: stretch;
}

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

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

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    background-color: var(--color-primary);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.footer-text {
    color: var(--color-white);
    font-size: var(--font-size-sm);
}

/* --------------------------------------------------------------------------
   Responsive Styles
   -------------------------------------------------------------------------- */

/* Tablets and larger (768px+) */
@media (min-width: 768px) {
    :root {
        --header-height: 80px;
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-xl);
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

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

    .service-icon {
        width: 80px;
        height: 80px;
        margin: 0 auto var(--spacing-lg);
    }

    .service-icon i {
        font-size: var(--font-size-3xl);
    }

    .service-title {
        font-size: var(--font-size-xl);
    }

    .service-description {
        font-size: var(--font-size-base);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .qr-code-container {
        width: 250px;
        height: 250px;
    }

    .review-card h2 {
        font-size: var(--font-size-3xl);
    }

    .action-buttons {
        flex-direction: row;
        justify-content: center;
        align-items: center;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    /* Show horizontal navigation on desktop */
    .hamburger {
        display: none;
    }

    .nav {
        position: static;
        width: auto;
        height: auto;
        padding: 0;
        background-color: transparent;
        overflow: visible;
    }

    .nav-list {
        flex-direction: row;
        gap: var(--spacing-xs);
    }

    .nav-link {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .nav-overlay {
        display: none;
    }

    .hero-title {
        font-size: 3rem;
    }

    .service-card {
        padding: var(--spacing-2xl);
    }

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

/* Large Desktop (1280px+) */
@media (min-width: 1280px) {
    .container {
        padding: 0 var(--spacing-xl);
    }

    .hero-title {
        font-size: 3.5rem;
    }
}

/* --------------------------------------------------------------------------
   Scroll Animations
   -------------------------------------------------------------------------- */

/* Initial hidden state for animated elements */
.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Fade In Up */
.fade-in-up {
    transform: translateY(40px);
}

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

/* Fade In Down */
.fade-in-down {
    transform: translateY(-40px);
}

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

/* Fade In Left (for RTL, this appears from right) */
.fade-in-left {
    transform: translateX(40px);
}

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

/* Fade In Right (for RTL, this appears from left) */
.fade-in-right {
    transform: translateX(-40px);
}

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

/* Scale Up */
.scale-up {
    transform: scale(0.8);
}

.scale-up.visible {
    opacity: 1;
    transform: scale(1);
}

/* Zoom In */
.zoom-in {
    transform: scale(0.5);
}

.zoom-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Staggered delays for grid items */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }
.stagger-7 { transition-delay: 0.7s; }

/* Hero Animations (immediate on load) */
.hero-content .hero-title {
    opacity: 0;
    transform: translateY(30px);
    animation: heroFadeIn 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-content .hero-subtitle {
    opacity: 0;
    transform: translateY(30px);
    animation: heroFadeIn 0.8s ease forwards;
    animation-delay: 0.4s;
}

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

/* Icon bounce on hover */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.service-card:hover .service-icon {
    animation: bounce 0.5s ease;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .animate-on-scroll,
    .hero-content .hero-title,
    .hero-content .hero-subtitle,
    .hero-content .btn {
        opacity: 1;
        transform: none;
        animation: none;
        transition: none;
    }
}