/* ===== CSS Variables ===== */
:root {
    --color-primary: #0d5c3f;
    --color-primary-dark: #094530;
    --color-primary-light: #1a7a54;
    --color-gold: #d4af37;
    --color-gold-light: #e8c864;
    --color-background: #f8f6f3;
    --color-surface: #ffffff;
    --color-text: #1a1a1a;
    --color-text-muted: #666666;
    --color-success: #10b981;
    --color-error: #ef4444;
    
    --font-heading: 'Amiri', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1), 0 5px 10px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Background Pattern ===== */
.background-pattern {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(13, 92, 63, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(13, 92, 63, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* ===== Header ===== */
header {
    padding: 20px 0;
    position: relative;
    z-index: 10;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 32px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
}

/* ===== Hero Section ===== */
.hero {
    padding: 40px 0 80px;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 520px;
}

.hero-title {
    margin-bottom: 24px;
}

.arabic-text {
    display: block;
    font-family: var(--font-heading);
    font-size: 42px;
    color: var(--color-gold);
    margin-bottom: 8px;
    direction: rtl;
}

.english-text {
    display: block;
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--color-text-muted);
    margin-bottom: 32px;
    line-height: 1.7;
}

.features {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--color-surface);
    padding: 12px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
}

.feature-icon {
    font-size: 20px;
}

/* ===== Subscribe Card ===== */
.subscribe-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.subscribe-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
}

.card-header {
    text-align: center;
    margin-bottom: 32px;
}

.card-header h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    color: var(--color-primary-dark);
    margin-bottom: 8px;
}

.card-header p {
    color: var(--color-text-muted);
    font-size: 15px;
}

/* ===== Form Styles ===== */
.subscribe-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.form-group input,
.form-group select {
    padding: 16px 20px;
    border: 2px solid #e5e5e5;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-family: var(--font-body);
    transition: all 0.2s ease;
    background: var(--color-surface);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(13, 92, 63, 0.1);
}

.form-group input::placeholder {
    color: #999;
}

.btn-subscribe {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 32px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 17px;
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 8px;
}

.btn-subscribe:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(13, 92, 63, 0.3);
}

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

.btn-subscribe:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.btn-subscribe:hover .btn-icon {
    transform: translateX(4px);
}

.privacy-note {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 20px;
}

/* ===== Success/Error Messages ===== */
.success-message {
    text-align: center;
    padding: 24px;
}

.success-icon {
    width: 64px;
    height: 64px;
    background: var(--color-success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 16px;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.success-message h3 {
    font-family: var(--font-heading);
    font-size: 24px;
    color: var(--color-primary-dark);
    margin-bottom: 8px;
}

.success-message p {
    color: var(--color-text-muted);
}

.error-message {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: var(--color-error);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-top: 16px;
    text-align: center;
}

.hidden {
    display: none !important;
}

/* ===== Preview Section ===== */
.preview-section {
    padding: 80px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(13, 92, 63, 0.03) 100%);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 36px;
    color: var(--color-primary-dark);
    text-align: center;
    margin-bottom: 48px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.preview-item {
    background: var(--color-surface);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.preview-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.preview-item h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.preview-item p {
    font-size: 15px;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ===== Footer ===== */
footer {
    padding: 40px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
}

.footer-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 15px;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.footer-brand {
    font-weight: 600;
    color: var(--color-primary);
}

.footer-divider {
    opacity: 0.3;
}

.footer-copyright {
    font-size: 13px;
    color: #999;
}

.footer-copyright a {
    color: var(--color-primary);
    text-decoration: none;
}

.footer-copyright a:hover {
    text-decoration: underline;
}

/* ===== Responsive Design ===== */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-content {
        max-width: 100%;
        text-align: center;
    }
    
    .features {
        justify-content: center;
    }
    
    .preview-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 640px) {
    .arabic-text {
        font-size: 32px;
    }
    
    .english-text {
        font-size: 36px;
    }
    
    .subscribe-card {
        padding: 28px 24px;
    }
    
    .card-header h2 {
        font-size: 24px;
    }
    
    .footer-text {
        flex-direction: column;
        gap: 8px;
    }
    
    .footer-divider {
        display: none;
    }
}