/*
 * تصميم موقع شركة الشارقة للمقاولات العامة والتوريدات
 * أسلوب تصميم حديث، قوي، ومناسب لشركات المقاولات (Industrial/Geometric)
 * دعم كامل للغة العربية (RTL)
 */

/* ---------------------------------- */
/* 1. متغيرات الألوان والخطوط (مُحددة من الشعار) */
/* ---------------------------------- */
:root {
    /* الألوان المُحددة من قبل المستخدم */
    --orange: #F58C20;
    --beige-light: #E9E1DA;
    --beige-medium: #ffffff;
    --beige-dark: #ffffff;
    --sand: #F58C20;
    --white: #FAFAFA;

    /* تعيين المتغيرات الأساسية للتصميم */
    --color-primary: var(--sand); /* Header, Footer, primary contrast color */
    --color-secondary: var(--orange); /* Accent, CTA, strong detail color */
    --color-accent: var(--beige-dark); /* Hover, subtle detail color */
    --color-text-dark: #333333;
    --color-text-light: var(--white);
    --color-background-light: var(--white);
    --color-background-dark: #333333; /* Dark background for contrast sections */

    /* الخطوط */
    --font-family-primary: 'Almarai', sans-serif;

    /* التباعد */
    --spacing-lg: 80px;
    --spacing-md: 40px;
    --spacing-sm: 20px;

    /* الانحناءات والانتقالات */
    --border-radius: 6px;
    --transition-speed: 0.3s;
}

/* ---------------------------------- */
/* 2. الإعدادات الأساسية وإعادة التعيين */
/* ---------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-primary);
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-background-light);
    direction: rtl; /* دعم اللغة العربية */
    text-align: right;
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--color-accent);
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-padding {
    padding: var(--spacing-lg) 0;
}

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

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

.text-white {
    color: var(--color-text-light);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    text-align: center;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--color-secondary);
    margin: 10px auto 0 auto;
    border-radius: 2px;
}

/* ---------------------------------- */
/* 3. الأزرار (Buttons) */
/* ---------------------------------- */
.btn {
    display: inline-block;
    padding: 12px 25px;
    font-weight: 700;
    text-align: center;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed), color var(--transition-speed), transform 0.2s;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: #d1751d; /* Darker orange */
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: var(--color-accent);
    color: var(--color-text-dark);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ---------------------------------- */
/* 4. الهيدر (Header) */
/* ---------------------------------- */
.main-header {
    background-color: var(--color-primary);
    padding: var(--spacing-sm) 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    color: white;
}

.logo img {
    height: 40px; /* حجم مناسب للوجو */
    margin-left: 10px;
}

.logo h1 {
    font-size: 1.2rem;
    font-weight: 700;
    white-space: nowrap;
}

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

.main-nav a {
    color: var(--color-text-light);
    font-size: 1rem;
    padding: 5px 10px;
    position: relative;
    transition: color var(--transition-speed);
}

.main-nav a:hover, .main-nav a.active {
    color: var(--color-secondary);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}


/* ---------------------------------- */
/* 5. قسم البطل (Hero Section) */
/* ---------------------------------- */
.hero-section {
    position: relative;
    height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    /* صورة خلفية مناسبة (Construction/Engineering) */
    background-image: url('https://cdn.pixabay.com/photo/2018/01/10/13/11/expression-3073830_960_720.jpg'); /* placeholder image path */
    background-size: cover;
    background-position: center;
    margin-top: 76px; /* ارتفاع الهيدر */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(205, 178, 152, 0.75); /* Primary color overlay (Sand - #CDB298) */
}

.hero-content {
    position: relative;
    z-index: 10;
    color: white;
    max-width: 800px;
}

.main-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 300;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

/* ---------------------------------- */
/* 6. قسم من نحن (About Section) */
/* ---------------------------------- */
.about-content p {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

/* ---------------------------------- */
/* 7. قسم الخدمات (Services Section) */
/* ---------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.service-card {
    background-color: white;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border-bottom: 5px solid var(--color-secondary); /* شريط قوي */
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
    font-size: 1.4rem;
    margin: 15px 0 10px 0;
    color: var(--color-primary);
}

.service-card i {
    font-size: 3rem;
    color: var(--color-secondary);
    /* Placeholder for actual icons */
}

/* ---------------------------------- */
/* 8. قسم مشاريعنا (Projects Section) */
/* ---------------------------------- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.project-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.project-item img {
    width: 100%;
    height: 300px; /* ارتفاع ثابت للصور */
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-item:hover img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6); /* Slightly darker overlay for better contrast */
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    opacity: 0;
    transition: opacity 0.3s;
}

.project-item:hover .project-overlay {
    opacity: 1;
}


/* ---------------------------------- */
/* 9. قسم التوريدات (Supplies Section) */
/* ---------------------------------- */
.supplies-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    text-align: right;
}

.supply-item {
    padding: var(--spacing-sm);
    background-color: var(--color-background-dark);
    border: 1px solid var(--color-accent);
    border-radius: var(--border-radius);
    transition: background-color 0.3s;
}

.supply-item h3 {
    color: var(--color-secondary);
    margin-bottom: 10px;
    font-size: 1.3rem;
    border-right: 4px solid var(--color-secondary);
    padding-right: 10px;
}

.supplies-section p {
    color: #ccc;
}

/* ---------------------------------- */
/* 10. قسم لماذا نحن؟ (Why Us Section) */
/* ---------------------------------- */
.points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
}

.point-card {
    padding: var(--spacing-sm);
    text-align: center;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    background-color: var(--beige-light); /* Using a lighter beige background */
    transition: border-color 0.3s, transform 0.3s;
}

.point-card:hover {
    border-color: var(--color-secondary);
    transform: scale(1.03);
}

.point-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.point-card h3 {
    color: var(--color-primary);
    margin-bottom: 5px;
}

/* ---------------------------------- */
/* 11. قسم تواصل معنا (Contact Section) */
/* ---------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    font-family: var(--font-family-primary);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--color-accent);
    outline: none;
}

.contact-details p {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.8;
}

.map-embed {
    margin-top: var(--spacing-sm);
    border: 5px solid var(--color-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.map-embed iframe {
    display: block;
}

/* ---------------------------------- */
/* 12. الفوتر (Footer) */
/* ---------------------------------- */
.main-footer {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    padding-top: var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content h4 {
    color: var(--color-secondary);
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.footer-links ul a {
    color: var(--color-text-light);
    display: block;
    padding: 5px 0;
}

.footer-links ul a:hover {
    color: var(--color-accent);
    padding-right: 5px;
}

.footer-social .social-icons {
    display: flex;
    gap: 15px;
}

/* Placeholder for real icons */
.social-icons a img {
    width: 24px;
    height: 24px;
    filter: invert(100%);
    transition: filter 0.3s;
}

.social-icons a:hover img {
    filter: invert(70%) sepia(40%) saturate(4000%) hue-rotate(35deg); /* Change color to secondary (Orange) on hover */
}

.footer-bottom {
    background-color: var(--color-background-dark);
    padding: 15px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: #aaa;
}


/* ---------------------------------- */
/* 13. التجاوبية (Responsiveness - Media Queries) */
/* ---------------------------------- */

/* Tablet and smaller screens */
@media (max-width: 992px) {
    .main-nav {
        display: none;
    }

    .main-header .container {
        padding: 0 var(--spacing-sm);
    }

    .menu-toggle {
        display: block;
    }

    /* Mobile Navigation (requires JS) */
    .main-nav.active {
        display: block;
        position: absolute;
        top: 100%;
        right: 0;
        width: 100%;
        background-color: var(--color-primary);
        box-shadow: 0 4px 5px rgba(0, 0, 0, 0.2);
    }

    .main-nav.active .nav-list {
        flex-direction: column;
        text-align: center;
        padding: 10px 0;
    }

    .main-nav.active .nav-list li {
        margin: 5px 0;
    }

    .main-nav.active .nav-list a {
        padding: 10px;
        display: block;
    }

    .main-title {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

    .contact-grid, .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

/* Mobile screens */
@media (max-width: 600px) {
    .logo h1 {
        font-size: 1rem;
    }

    .hero-section {
        height: 70vh;
    }

    .main-title {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 10px;
    }

    .btn {
        width: 80%;
        margin: 0 auto;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-padding {
        padding: var(--spacing-md) 0;
    }
}


/* ---------------------------------- */
/* 14. تأثيرات لطيفة (Transitions) */
/* ---------------------------------- */

/* Ensure smooth transitions on all interactive elements */
.nav-list a, .btn, .service-card, .project-overlay, .point-card {
    transition: all var(--transition-speed) ease;
}


/* ---------------------------------- */
/* 15. Lightbox (Placeholder styles - JS required for functionality) */
/* ---------------------------------- */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
}

.lightbox-content img {
    display: block;
    width: auto;
    max-height: 90vh;
    border: 5px solid white;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.lightbox-close:hover {
    color: var(--color-secondary);
}

.main-footer h4 {
    color: #fff;
}