/* 
========================================
   Design System & Tokens
======================================== 
*/
:root {
    /* Colors inspired by ALHAN ALOUD logo */
    --color-primary: #525E3E; /* Dark olive green */
    --color-primary-light: #738356;
    --color-primary-dark: #374029;
    
    --color-accent: #B29B5C; /* Gold/Earthy yellow */
    --color-accent-hover: #D0B873;
    
    --color-text-dark: #1A1C16;
    --color-text-light: #FFFFFF;
    --color-text-muted: #6B7262;
    
    --color-bg-main: #FAFAF8;
    --color-bg-alt: #F2F2ED;
    --color-bg-card: #FFFFFF;
    
    --color-border: #E5E5DE;

    /* Typography */
    --font-ar: 'Cairo', sans-serif;
    --font-en: 'Outfit', sans-serif;
    --font-main: var(--font-ar);

    /* Spacing */
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;

    /* Shadows & Transitions */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Layout */
    --container-width: 1200px;
}

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

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

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

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

ul {
    list-style: none;
}

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

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

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

/* Layout */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section-padding {
    padding: var(--space-xl) 0;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    border: none;
    text-align: center;
    transition: var(--transition-normal);
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-text-light);
    box-shadow: 0 4px 15px rgba(178, 155, 92, 0.4);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(178, 155, 92, 0.5);
}

.btn-block {
    display: block;
    width: 100%;
}

/* Header & Nav */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

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

.logo-img {
    height: 60px; /* Adjust based on your logo proportions */
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 1.8rem;
    color: var(--color-primary);
    font-weight: 700;
}

.navbar {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    font-weight: 600;
    position: relative;
    color: var(--color-text-dark);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-normal);
}

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

.btn-lang {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: inherit;
}

.btn-lang:hover {
    background: var(--color-primary);
    color: var(--color-text-light);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 3px;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, rgba(82, 94, 62, 0.8), rgba(55, 64, 41, 0.8)), url('../images/hero_bg.jpg') center/cover;
    color: var(--color-text-light);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0.5) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
}

.hero-content h2 {
    font-size: 3.5rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: var(--space-lg);
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about-text p {
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

.features {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.feature-item {
    background: var(--color-bg-card);
    padding: var(--space-md);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    flex: 1;
    border-bottom: 3px solid var(--color-accent);
}

.feature-item .icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}

.feature-item h4 {
    font-size: 1rem;
}

.image-placeholder {
    background: linear-gradient(45deg, var(--color-primary-light), var(--color-primary));
    border-radius: 12px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}
.image-placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1619994403073-2cec844b8e63?q=80&w=800&auto=format&fit=crop') center/cover;
    opacity: 0.6;
    mix-blend-mode: multiply;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    background: var(--color-bg-card);
    padding: var(--space-xl) var(--space-lg);
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    display: inline-block;
    padding: 1rem;
    background: var(--color-bg-alt);
    border-radius: 50%;
    color: var(--color-primary);
}

.service-card h4 {
    margin-bottom: var(--space-sm);
    font-size: 1.3rem;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Manufacturing Capabilities Section */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.capability-card {
    background: var(--color-bg-card);
    padding: var(--space-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.capability-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.cap-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.capability-card h4 {
    margin-bottom: var(--space-sm);
}

.capability-card p {
    color: var(--color-text-muted);
}

/* Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-lg);
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
    padding: var(--space-md);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--color-accent);
    color: var(--color-text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--space-md);
    box-shadow: var(--shadow-sm);
}

.process-step h4 {
    margin-bottom: var(--space-sm);
    color: var(--color-primary-dark);
}

.process-step p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* Statistics Section */
.statistics {
    position: relative;
    background: linear-gradient(135deg, rgba(82, 94, 62, 0.95), rgba(55, 64, 41, 0.95)), url('https://images.unsplash.com/photo-1615529182904-14819c35db37?q=80&w=2000&auto=format&fit=crop') center/cover;
    color: var(--color-text-light);
    padding: var(--space-xl) 0;
}

.stats-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: var(--space-lg);
    position: relative;
    z-index: 1;
}

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

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.stat-text {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.portfolio-item {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-sm);
    aspect-ratio: 4/3;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

/* Certifications & Partners */
.certs-grid {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.cert-item {
    width: 120px;
    height: 120px;
    background: var(--color-bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--color-accent);
    font-weight: 700;
    color: var(--color-primary);
}

.mt-lg {
    margin-top: var(--space-xl);
}

.partners-grid {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    opacity: 0.7;
}

.partner-item {
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-alt);
    border-radius: 8px;
    font-weight: 600;
    color: var(--color-text-muted);
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.faq-item {
    background: var(--color-bg-card);
    padding: var(--space-lg);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border-right: 4px solid var(--color-accent);
}

html[dir="ltr"] .faq-item {
    border-right: none;
    border-left: 4px solid var(--color-accent);
}

.faq-item h4 {
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
    font-size: 1.1rem;
}

.faq-item p {
    color: var(--color-text-muted);
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.team-member {
    text-align: center;
    background: var(--color-bg-card);
    border-radius: 12px;
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.team-member img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto var(--space-md);
    border: 3px solid var(--color-accent);
}

.team-member h4 {
    margin-bottom: var(--space-sm);
}

.team-member p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.blog-card {
    background: var(--color-bg-card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.blog-image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: var(--space-md);
}

.blog-date {
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.blog-card h4 {
    font-size: 1.1rem;
    line-height: 1.4;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.info-list {
    margin-top: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.info-item .icon {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.contact-form {
    background: var(--color-bg-card);
    padding: var(--space-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.form-group {
    position: relative;
    margin-bottom: var(--space-lg);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    background: transparent;
    transition: var(--transition-fast);
    outline: none;
}

.form-group label {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--color-text-muted);
    transition: var(--transition-fast);
    pointer-events: none;
    background: var(--color-bg-card);
    padding: 0 0.2rem;
}

html[dir="ltr"] .form-group label {
    right: auto;
    left: 1rem;
}

.form-group input:focus, .form-group textarea:focus,
.form-group input:not(:placeholder-shown), .form-group textarea:not(:placeholder-shown) {
    border-color: var(--color-primary);
}

.form-group input:focus ~ label, .form-group textarea:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label, .form-group textarea:not(:placeholder-shown) ~ label {
    top: -0.6rem;
    font-size: 0.85rem;
    color: var(--color-primary);
}

/* Footer */
.footer {
    background: var(--color-primary-dark);
    color: var(--color-text-light);
    padding: var(--space-lg) 0;
    border-top: 4px solid var(--color-accent);
}

/* Floating WhatsApp Button */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: var(--transition-normal);
}

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

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(0,0,0,0.4);
}

/* Animations */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}
.reveal-left {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s ease;
}
.reveal-right {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

html[dir="ltr"] .reveal-left {
    transform: translateX(-30px);
}
html[dir="ltr"] .reveal-right {
    transform: translateX(30px);
}

.reveal-up.active, .reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive Design */
@media (max-width: 992px) {
    .about-container, .contact-wrapper {
        grid-template-columns: 1fr;
    }
    .about-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--color-bg-card);
        flex-direction: column;
        padding: var(--space-md);
        box-shadow: var(--shadow-md);
        text-align: center;
    }
    
    .nav-links.active {
        display: flex;
    }

    .hamburger {
        display: flex;
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
}