/* ============================================
   CSS Variables & Reset
   ============================================ */

:root {
    /* Quality Green Color Palette */
    --primary-green: #2d8659;
    --primary-green-dark: #1f5d3f;
    --primary-green-light: #3da372;
    --primary-green-lighter: #e8f5ed;
    --accent-green: #10b981;
    
    /* Neutral Colors */
    --text-dark: #1a1a1a;
    --text-gray: #4a5568;
    --text-light: #718096;
    --bg-white: #ffffff;
    --bg-light: #f7fafc;
    --bg-gray: #edf2f7;
    --border-color: #e2e8f0;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-ar: 'Cairo', 'Segoe UI', Tahoma, Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Transitions */
    --transition: all 0.3s ease;
    
    /* Container */
    --container-max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

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

body[dir="rtl"] {
    direction: rtl;
    font-family: var(--font-family-ar);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

body[dir="rtl"] h1,
body[dir="rtl"] h2,
body[dir="rtl"] h3,
body[dir="rtl"] h4,
body[dir="rtl"] h5,
body[dir="rtl"] h6 {
    font-weight: 600;
    letter-spacing: 0;
}

body[dir="rtl"] p,
body[dir="rtl"] li,
body[dir="rtl"] span,
body[dir="rtl"] a {
    letter-spacing: 0;
    word-spacing: 0.1em;
}

/* ============================================
   Container
   ============================================ */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: var(--transition);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-green);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-menu li a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: var(--spacing-xs) var(--spacing-sm);
}

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

.btn-nav {
    background: var(--primary-green);
    color: var(--bg-white) !important;
    padding: var(--spacing-xs) var(--spacing-md) !important;
    border-radius: 6px;
    transition: var(--transition);
}

.btn-nav:hover {
    background: var(--primary-green-dark);
    color: var(--bg-white) !important;
}

.lang-switcher {
    background: var(--bg-gray);
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    color: var(--text-dark);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-green-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 134, 89, 0.3);
}

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

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

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

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

/* ============================================
   Hero Section
   ============================================ */

.hero {
    padding: calc(80px + var(--spacing-lg)) 0 var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-green-lighter) 0%, var(--bg-white) 100%);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Trusted By Section
   ============================================ */

.trusted-by {
    padding: var(--spacing-lg) 0;
    background: var(--bg-light);
    text-align: center;
}

.trusted-by-text {
    color: var(--text-light);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.trusted-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.logo-placeholder {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-white);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ============================================
   Section Styles
   ============================================ */

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

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-gray);
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

/* ============================================
   ROI Section
   ============================================ */

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

.roi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.roi-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: var(--transition);
}

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

.roi-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.roi-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

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

.roi-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-green);
    margin: 0;
}

.roi-label {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin: 0;
}

.roi-sub-stat {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

/* ============================================
   Features Section
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--primary-green);
    box-shadow: 0 4px 12px rgba(45, 134, 89, 0.1);
    transform: translateY(-3px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ============================================
   Solutions Section
   ============================================ */

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

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.solution-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    position: relative;
    transition: var(--transition);
}

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

.solution-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary-green-lighter);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.solution-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.solution-card p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ============================================
   Challenges Section
   ============================================ */

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.challenge-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    border-left: 4px solid var(--primary-green);
    transition: var(--transition);
}

.challenge-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateX(5px);
}

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

body[dir="rtl"] .challenge-card:hover {
    transform: translateX(-5px);
}

.challenge-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.challenge-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.challenge-card p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ============================================
   Pricing Section
   ============================================ */

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

.pricing-toggle {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.toggle-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: 2px solid var(--border-color);
    background: var(--bg-white);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    color: var(--text-gray);
}

.toggle-btn.active {
    background: var(--primary-green);
    color: var(--bg-white);
    border-color: var(--primary-green);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.pricing-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    border: 2px solid var(--border-color);
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.pricing-card.featured {
    border-color: var(--primary-green);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-green);
    color: var(--bg-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.pricing-description {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-green);
}

.price-currency {
    font-size: 1.25rem;
    color: var(--text-gray);
    font-weight: 500;
}

.pricing-users {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.pricing-features {
    list-style: none;
    flex-grow: 1;
    margin-bottom: var(--spacing-md);
}

.pricing-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-gray);
    position: relative;
    padding-left: var(--spacing-md);
}

body[dir="rtl"] .pricing-features li {
    padding-left: 0;
    padding-right: var(--spacing-md);
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: 700;
}

body[dir="rtl"] .pricing-features li::before {
    left: auto;
    right: 0;
}

.pricing-card .btn {
    width: 100%;
    text-align: center;
    margin-top: auto;
}

/* ============================================
   Industries Section
   ============================================ */

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.industry-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.industry-card:hover {
    border-color: var(--primary-green);
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(45, 134, 89, 0.1);
}

.industry-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.industry-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* ============================================
   FAQ Section
   ============================================ */

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

.faq-list {
    max-width: 800px;
    margin: var(--spacing-lg) auto 0;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 8px;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

body[dir="rtl"] .faq-question {
    text-align: right;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    color: var(--primary-green);
    font-weight: 300;
    transition: var(--transition);
}

.faq-item.active .faq-question::after {
    content: "−";
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-gray);
    line-height: 1.7;
}

/* ============================================
   Newsletter Section
   ============================================ */

.newsletter-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--bg-white);
    text-align: center;
}

.newsletter-section .section-title,
.newsletter-section .section-subtitle {
    color: var(--bg-white);
}

.newsletter-form {
    max-width: 500px;
    margin: var(--spacing-lg) auto 0;
}

.newsletter-form .form-group {
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: 0.875rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
}

.newsletter-form .btn {
    white-space: nowrap;
}

/* ============================================
   Contact Section
   ============================================ */

.contact-form {
    max-width: 600px;
    margin: var(--spacing-lg) auto 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-family);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--text-dark);
    color: var(--bg-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--bg-white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-md);
        transition: var(--transition);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

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

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

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

    .hero-buttons {
        flex-direction: column;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }

    .newsletter-form .form-group {
        flex-direction: column;
    }

    .newsletter-form .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

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

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

/* ============================================
   RTL Specific Styles
   ============================================ */

body[dir="rtl"] {
    text-align: right;
}

body[dir="rtl"] .hero-buttons,
body[dir="rtl"] .pricing-toggle,
body[dir="rtl"] .trusted-logos {
    direction: rtl;
}