:root {
    /* ألوان محسنة لتطابق التصميم الحديث (Modern Dark) */
    --bg-color: #0a0f1a; /* خلفية الموقع الأساسية */
    --card-bg: #111827; /* لون القوائم الجانبية والنوافذ */
    
    /* ---> ألوان مطابقة للصورة المرفقة <--- */
    --card-bg-light: #151a23; /* لون خلفية البطاقات مطابق للصورة */
    --border-dark: rgba(0, 0, 0, 0.6); /* لون الإطار الخارجي للبطاقة */
    
    --primary-gold: #facc15;
    --primary-gold-hover: #eab308;
    --text-light: #f8fafc;
    --text-muted: #9ca3af;
    --border-color: rgba(255, 255, 255, 0.05);
    --green-accent: #10b981;
    --navbar-height: 70px;
}

/* تفعيل التمرير السلس للصفحة بالكامل */
html {
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ================= Navbar Styles ================= */
.top-navbar {
    background-color: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(10px);
    height: var(--navbar-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-gold);
    letter-spacing: 1px;
    text-decoration: none;
    transition: 0.3s;
}

.nav-brand:hover {
    opacity: 0.8;
}

.hamburger-btn {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 24px;
    cursor: pointer;
    transition: 0.3s;
}

.hamburger-btn:hover {
    color: var(--primary-gold);
}

/* ================= Sidebar Styles ================= */
.sidebar {
    position: fixed;
    top: 0;
    width: 280px;
    height: 100vh;
    background-color: var(--card-bg);
    z-index: 1000;
    transition: 0.4s ease;
    border-inline-end: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
}

html[dir="rtl"] .sidebar { right: -300px; }
html[dir="rtl"] .sidebar.active { right: 0; }
html[dir="ltr"] .sidebar { left: -300px; }
html[dir="ltr"] .sidebar.active { left: 0; }

.sidebar-header {
    height: var(--navbar-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    border-bottom: 1px solid var(--border-color);
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}

.close-btn:hover {
    color: #ef4444;
}

.sidebar-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.sidebar-divider {
    border: 0;
    height: 1px;
    background-color: var(--border-color);
    margin: 10px 0;
}

/* ديكور منظم وملموس (Tactile) للقائمة الجانبية */
.sidebar-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar-link:hover {
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
}

html[dir="rtl"] .sidebar-link:hover {
    border-right: 3px solid var(--primary-gold);
}
html[dir="ltr"] .sidebar-link:hover {
    border-left: 3px solid var(--primary-gold);
}

/* ================= Overlay Styles ================= */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: 0.4s ease;
}

.overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ================= Main Container ================= */
.container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    flex: 1;
}

.hero-section {
    text-align: center;
    margin-bottom: 30px;
    margin-top: 10px;
}

.hero-section h2 {
    color: var(--text-muted);
    font-size: 16px;
    font-weight: 600;
}

/* ================= Buttons (Pill Shaped) ================= */
.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 12px;
    border-radius: 50px;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.05);
}
.w-100 { width: 100%; }

/* ================= Tabs Styles ================= */
.tabs {
    background-color: var(--card-bg);
    border-radius: 50px;
    padding: 6px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    border-radius: 50px;
    transition: 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.tab-btn.active {
    color: var(--green-accent);
    background-color: rgba(16, 185, 129, 0.1);
}

/* ================= Grid & Cards ================= */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

/* ---> تصميم البطاقة مطابق للصورة تماماً <--- */
.app-card {
    background-color: var(--card-bg-light); /* اللون الداكن للبطاقة */
    border-radius: 24px;
    padding: 20px;
    
    /* الإطار الخارجي داكن */
    border: 1px solid var(--border-dark); 
    
    /* السر هنا: خط الإضاءة العلوي الأبيض الشفاف (inset) + الظل السفلي */
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 10px 30px rgba(0, 0, 0, 0.4);
    
    display: flex;
    flex-direction: column;
    gap: 18px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 15px 40px rgba(0, 0, 0, 0.6);
}

.card-badges {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
}

.badge {
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
}

.badge.dark {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.badge.green {
    color: var(--green-accent);
    display: flex;
    align-items: center;
    gap: 5px;
}

/* ================= Icons & Images ================= */
.app-icon-large {
    font-size: 60px;
    color: var(--primary-gold);
    text-align: center;
    padding: 25px 0;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

/* ---> إطار وحواف الصورة مطابقة للصورة المرفقة <--- */
.app-image {
    width: 100%;
    height: 180px;
    border-radius: 16px; /* انحناء حاوية الصورة */
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.2); /* خلفية داكنة خفيفة وراء الصورة */
    display: flex;
    justify-content: center;
    align-items: center;
}

.app-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 16px; /* تنعيم زوايا الصورة بشكل واضح */
    transition: transform 0.3s ease;
}

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

.app-title {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-light);
}

/* ---> صندوق الكود مطابق للصورة تماماً <--- */
.code-box {
    background-color: rgba(0, 0, 0, 0.25); /* خلفية داكنة للصندوق */
    border: 1px solid rgba(255, 255, 255, 0.05); /* إطار ناعم ورقيق */
    border-radius: 16px;
    padding: 12px 15px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.code-box span {
    color: var(--text-muted);
    font-size: 14px;
}

.code-box strong {
    color: var(--primary-gold);
    font-size: 24px; /* حجم مناسب للكود */
    letter-spacing: 2px;
}

/* ================= Buttons Styles ================= */
.card-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-primary, .btn-secondary {
    padding: 14px;
    border-radius: 50px; /* أزرار كبسولية */
    font-size: 16px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: 0.3s;
}

.btn-primary {
    background-color: var(--primary-gold);
    color: #000;
    box-shadow: 0 4px 15px rgba(250, 204, 21, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-gold-hover);
    box-shadow: 0 6px 20px rgba(250, 204, 21, 0.3);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.03); /* لون زر نسخ الكود */
    color: var(--text-light);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

/* ================= Unavailable Message ================= */
.unavailable-container {
    background-color: var(--card-bg);
    border-radius: 24px;
    padding: 50px 20px;
    text-align: center;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.unavailable-container i { font-size: 50px; color: #ef4444; }
.unavailable-container h2 { font-size: 24px; color: var(--text-light); }
.unavailable-container p { color: var(--text-muted); font-size: 16px; }
.hidden { display: none !important; }

/* ================= Footer Styles ================= */
.main-footer {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 40px 20px;
    margin-top: 40px;
}

.footer-container {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col h4 {
    color: var(--primary-gold);
    font-size: 18px;
    margin-bottom: 10px;
}

.footer-col a, .footer-col p {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: 0.3s;
    cursor: pointer;
}

.footer-col a:hover {
    color: var(--text-light);
    padding-inline-start: 5px;
}

.copyright {
    margin-top: 10px;
    font-size: 12px !important;
    opacity: 0.7;
}

/* ================= Modal Styles (النوافذ المنبثقة) ================= */
.modal {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    width: 90%;
    max-width: 500px;
    padding: 30px;
    transform: translateY(-30px) scale(0.95);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.modal.show .modal-content {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.modal-header h3 {
    color: var(--primary-gold);
    font-size: 22px;
}

.modal-body p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 10px;
}