:root {
    --primary-color: #0f766e;
    --primary-dark: #115e59;
    --primary-light: #5eead4;
    --secondary-color: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --white: #ffffff;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

[data-theme="dark"] {
    --primary-color: #5eead4;
    --primary-dark: #14b8a6;
    --secondary-color: #1e293b;
    --text-dark: #f1f5f9;
    --text-light: #94a3b8;
    --border-color: #334155;
    --white: #0f172a;
}

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

body {
    font-family: 'Cairo', 'Segoe UI', 'Noto Sans Arabic', sans-serif;
    background: var(--white);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    transition: var(--transition);
}

/* شريط التنقل */
.smart-nav {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0 20px;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    padding: 10px 15px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a:hover,
.nav-links a.active {
    background: var(--primary-color);
    color: white;
}

.nav-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-install,
.btn-theme {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.btn-install:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-theme {
    background: var(--secondary-color);
    color: var(--text-dark);
    width: 45px;
    height: 45px;
    justify-content: center;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* الهيرو */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 60px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path fill="rgba(255,255,255,0.1)" d="M50,10 C67.5,10 82,24.5 82,42 C82,59.5 67.5,74 50,74 C32.5,74 18,59.5 18,42 C18,24.5 32.5,10 50,10 Z"/></svg>');
    background-repeat: no-repeat;
}

.hero-content {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 40px;
}

.countdown-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 30px;
    margin: 0 auto;
    max-width: 800px;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 30px 0;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-item .number {
    font-size: 3rem;
    font-weight: 800;
    background: rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: var(--radius);
    min-width: 100px;
}

.countdown-item .label {
    margin-top: 10px;
    font-size: 1rem;
    opacity: 0.9;
}

.country-selector-quick {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.country-selector-quick select {
    padding: 12px 25px;
    border: none;
    border-radius: 50px;
    background: white;
    color: var(--text-dark);
    font-size: 1rem;
    cursor: pointer;
}

#quickInfo {
    background: rgba(255, 255, 255, 0.2);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
}

/* الميزات السريعة */
.quick-features {
    max-width: 1400px;
    margin: 60px auto;
    padding: 0 20px;
}

.quick-features h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid var(--border-color);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-light);
}

/* المحتوى الديناميكي */
.dynamic-content {
    max-width: 1400px;
    margin: 60px auto;
    padding: 0 20px;
}

.content-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.content-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.content-card h3 {
    color: var(--primary-color);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.btn-small {
    padding: 8px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 15px;
}

.btn-small:hover {
    background: var(--primary-dark);
}

/* مساعد الذكاء الاصطناعي */
.ai-assistant {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 400px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: none;
    z-index: 1001;
    border: 2px solid var(--primary-color);
}

.ai-header {
    background: var(--primary-color);
    color: white;
    padding: 15px 20px;
    border-radius: var(--radius) var(--radius) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ai-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.ai-chat {
    height: 300px;
    overflow-y: auto;
    padding: 20px;
}

.ai-message {
    background: var(--secondary-color);
    padding: 15px;
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
}

.ai-input {
    display: flex;
    padding: 15px;
    border-top: 1px solid var(--border-color);
}

.ai-input input {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-size: 1rem;
}

.ai-input button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0 25px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    cursor: pointer;
}

.ai-quick-questions {
    display: flex;
    gap: 10px;
    padding: 15px;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.ai-quick-questions button {
    padding: 8px 15px;
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.ai-quick-questions button:hover {
    background: var(--primary-color);
    color: white;
}

/* الفوتر */
.main-footer {
    background: var(--secondary-color);
    padding: 60px 20px 30px;
    margin-top: 60px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.footer-section h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.footer-section a {
    display: block;
    color: var(--text-light);
    text-decoration: none;
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-color);
    padding-right: 10px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

.newsletter {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.newsletter input {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
}

.newsletter button {
    padding: 12px 25px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.footer-bottom {
    max-width: 1400px;
    margin: 40px auto 0;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-light);
}