/* ===================================
   AL DIERA CONSTRUCTIONS LLC
   Professional Construction Website
   =================================== */

@import url('variables.css');

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-english);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: var(--line-height-normal);
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

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

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

/* ===== SECTION PADDING ===== */
.section-padding {
    padding: var(--section-padding) 0;
}

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

/* ===== TOP BAR ===== */
.top-bar {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.top-bar-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--white);
    opacity: 0.9;
}

.top-bar-link:hover {
    opacity: 1;
    color: var(--primary-green-light);
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-base);
}

.lang-switcher:hover {
    background-color: var(--primary-green);
    border-color: var(--primary-green);
}

.social-links-top {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links-top a {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.social-links-top a:hover {
    background-color: var(--primary-green);
    transform: translateY(-2px);
}

/* ===== HEADER ===== */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: var(--transition-base);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo img {
    height: 60px;
    width: auto;
}

.logo-text h1 {
    font-size: var(--font-size-lg);
    color: var(--primary-green);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ===== NAVIGATION ===== */
.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-base);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-green);
    transition: var(--transition-base);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 80%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-green);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    transition: var(--transition-base);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.hero-slider {
    width: 100%;
    height: 100%;
    position: relative;
}

.hero-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
}

.hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    color: var(--white);
    max-width: 700px;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-tight);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    backdrop-filter: blur(5px);
}

.hero-nav:hover {
    background-color: var(--primary-green);
}

.hero-prev {
    left: var(--spacing-lg);
}

.hero-next {
    right: var(--spacing-lg);
}

.hero-indicators {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-md);
    z-index: 3;
}

.hero-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition-base);
}

.hero-indicator.active {
    background-color: var(--white);
    width: 30px;
    border-radius: var(--border-radius-full);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
    font-size: var(--font-size-base);
}

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

.btn-primary:hover {
    background-color: var(--primary-green-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

.btn-light:hover {
    background-color: var(--light-gray);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-3xl);
    font-size: var(--font-size-lg);
}

/* ===== STATISTICS SECTION ===== */
.stats-section {
    background-color: var(--primary-green);
    color: var(--white);
    padding: var(--spacing-3xl) 0;
    margin-top: -50px;
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-base);
}

.stat-card:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.stat-icon {
    font-size: var(--font-size-4xl);
    opacity: 0.9;
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-base);
    opacity: 0.9;
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary-green);
    border-radius: var(--border-radius-full);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-top: var(--spacing-lg);
}

.section-footer {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.service-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

.service-link {
    color: var(--primary-green);
    font-weight: var(--font-weight-semibold);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.service-link:hover {
    gap: var(--spacing-md);
}

/* Continue in next part... */

/* ===== PROJECTS SECTION ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.project-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.project-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.project-card:hover .project-image {
    transform: scale(1.1);
}

.project-image-container {
    overflow: hidden;
    position: relative;
}

.project-category-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--primary-green);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.project-content {
    padding: var(--spacing-xl);
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.project-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.project-meta i {
    color: var(--primary-green);
}

.project-description {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

.project-link {
    color: var(--primary-green);
    font-weight: var(--font-weight-semibold);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials-slider {
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-card {
    background-color: var(--white);
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.quote-icon {
    font-size: var(--font-size-4xl);
    color: var(--primary-green);
    opacity: 0.2;
    margin-bottom: var(--spacing-lg);
}

.testimonial-text {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    font-style: italic;
}

.testimonial-author {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-color);
}

.author-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.author-title {
    color: var(--text-muted);
    font-size: var(--font-size-base);
}

/* ===== CTA SECTION ===== */
.cta-section {
    background-image: url('../images/teamwork-606818_1280.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: var(--spacing-5xl) 0;
    position: relative;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.cta-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
}

.cta-text {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--white);
}

.footer-text {
    line-height: var(--line-height-relaxed);
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

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

.footer-links li {
    margin-bottom: var(--spacing-md);
}

.footer-links a {
    opacity: 0.9;
    transition: var(--transition-base);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-green-light);
    padding-left: var(--spacing-sm);
}

.footer-contact li,
.footer-hours li {
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.footer-contact i {
    color: var(--primary-green);
    margin-top: 4px;
}

.footer-support {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: rgba(45, 134, 89, 0.2);
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--primary-green);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-2xl);
    right: var(--spacing-2xl);
    width: 50px;
    height: 50px;
    background-color: var(--primary-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-fixed);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-green-dark);
    transform: translateY(-5px);
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.text-primary {
    color: var(--primary-green);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        padding: var(--spacing-4xl) var(--spacing-2xl);
        box-shadow: var(--shadow-2xl);
        transition: var(--transition-base);
        z-index: var(--z-modal);
    }

    .nav-menu.active {
        right: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

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

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

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

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

@media (max-width: 768px) {
    .section-padding {
        padding: var(--section-padding-mobile) 0;
    }

    .hero-section {
        height: 500px;
    }

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

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .stats-grid {
        grid-template-columns: 1fr;
    }

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

    .top-bar-content {
        flex-direction: column;
        text-align: center;
    }

    .logo img {
        height: 50px;
    }

    .logo-text h1 {
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    .hero-section {
        height: 400px;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

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

    .stat-card {
        flex-direction: column;
        text-align: center;
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

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

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

/* ===== RTL SUPPORT ===== */
[dir="rtl"] .hero-content {
    align-items: flex-end;
}

[dir="rtl"] .nav-menu {
    right: auto;
    left: -100%;
}

[dir="rtl"] .nav-menu.active {
    left: 0;
}

[dir="rtl"] .hero-prev {
    left: auto;
    right: var(--spacing-lg);
}

[dir="rtl"] .hero-next {
    right: auto;
    left: var(--spacing-lg);
}

[dir="rtl"] .service-link:hover {
    gap: var(--spacing-md);
}

[dir="rtl"] .footer-links a:hover {
    padding-left: 0;
    padding-right: var(--spacing-sm);
}

[dir="rtl"] .project-category-badge {
    right: auto;
    left: var(--spacing-md);
}

[dir="rtl"] .footer-support {
    border-left: none;
    border-right: 4px solid var(--primary-green);
}