/* Import Premium Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-main: #0a0b10;
    --bg-card: rgba(22, 24, 37, 0.7);
    --bg-input: rgba(13, 14, 21, 0.8);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --primary: #6366f1;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --accent-glow: rgba(99, 102, 241, 0.15);
    --success: #10b981;
    --error: #ef4444;
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-en: 'Inter', sans-serif;
    --font-ar: 'Cairo', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-en);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
}

/* Background Glowing Blobs */
body::before, body::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.4;
}

body::before {
    top: 10%;
    left: 10%;
    background-color: #6366f1;
}

body::after {
    bottom: 10%;
    right: 10%;
    background-color: #a855f7;
}

/* Apply Cairo font when RTL is active */
[dir="rtl"] {
    font-family: var(--font-ar);
}

/* Layout Containers */
.container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 3rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.lang-btn {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.2s ease;
}

.lang-btn:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    text-align: center;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #ffffff, #d1d5db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Glassmorphic Cards */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

/* Downloader Form */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 0.5rem;
    margin-bottom: 1.5rem;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.input-wrapper svg {
    margin-left: 1rem;
    margin-right: 0.5rem;
    color: var(--text-secondary);
}

[dir="rtl"] .input-wrapper svg {
    margin-right: 1rem;
    margin-left: 0.5rem;
}

.input-wrapper input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    padding: 0.75rem 0.5rem;
    font-size: 1rem;
    font-family: inherit;
}

.paste-btn {
    background: transparent;
    border: none;
    color: var(--primary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.paste-btn:hover {
    background-color: rgba(99, 102, 241, 0.1);
}

.submit-btn {
    width: 100%;
    background: var(--primary-gradient);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    font-family: inherit;
}

.submit-btn:hover {
    opacity: 0.95;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.submit-btn:active {
    transform: translateY(1px);
}

/* Platform Badges */
.platforms {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.platform-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.platform-badge:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

.platform-badge.instagram svg { color: #e1306c; }
.platform-badge.tiktok svg { color: #00f2fe; }
.platform-badge.twitter svg { color: #1da1f2; }

/* Loader CSS */
.loader-container {
    display: none;
    text-align: center;
    padding: 2rem 0;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loader-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Result Modal/Display */
.result-container {
    display: none;
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-card {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1.5rem;
}

@media (max-width: 600px) {
    .result-card {
        grid-template-columns: 1fr;
    }
}

.result-thumbnail {
    width: 100%;
    border-radius: 12px;
    aspect-ratio: 16/9;
    object-fit: cover;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.result-details {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.result-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.result-source {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.download-options {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.download-btn {
    flex: 1;
    min-width: 140px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.download-btn:hover {
    background: var(--primary-gradient);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.download-btn svg {
    width: 18px;
    height: 18px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem auto;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Toast Messages */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

[dir="rtl"] .toast-container {
    right: auto;
    left: 2rem;
}

.toast {
    background: #1c1d29;
    color: var(--text-primary);
    border-left: 4px solid var(--primary);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    font-size: 0.9rem;
    min-width: 250px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: slideIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

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

.toast.error {
    border-color: var(--error);
}

.toast.success {
    border-color: var(--success);
}

@keyframes slideIn {
    from { transform: translateY(100%) scale(0.9); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

/* FAQ Area */
.faq-section {
    margin-top: 2rem;
    margin-bottom: 4rem;
}

.faq-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.faq-item {
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.faq-question {
    padding: 1.25rem;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-answer {
    padding: 0 1.25rem 1.25rem 1.25rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

.faq-icon {
    transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

/* Footer styling */
footer {
    margin-top: auto;
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ==========================================
   AUTO INSTALLER & ADMIN DESIGN
   ========================================== */
.installer-wrapper {
    max-width: 600px;
    margin: 4rem auto;
}

.installer-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2.5rem;
    position: relative;
}

.installer-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--border-color);
    z-index: 1;
}

.step {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-input);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.step.active {
    border-color: var(--primary);
    background-color: var(--bg-main);
    color: var(--primary);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.4);
}

.step.completed {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.installer-btn-container {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    border-color: var(--border-hover);
    background-color: rgba(255,255,255,0.02);
}

.req-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.req-badge.success {
    background-color: rgba(16, 185, 129, 0.15);
    color: #34d399;
}

.req-badge.danger {
    background-color: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

.requirement-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.requirement-row:last-child {
    border-bottom: none;
}

/* Admin Dashboard layout components */
.admin-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }
}

.admin-sidebar {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-self: start;
}

.admin-menu-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 10px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.admin-menu-item:hover, .admin-menu-item.active {
    background-color: rgba(99, 102, 241, 0.08);
    color: var(--primary);
}

.admin-menu-item.active {
    font-weight: 600;
    border-left: 3px solid var(--primary);
    border-radius: 0 10px 10px 0;
}

[dir="rtl"] .admin-menu-item.active {
    border-left: none;
    border-right: 3px solid var(--primary);
    border-radius: 10px 0 0 10px;
}

.admin-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    min-height: 500px;
}

.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stat-card-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-card-value {
    font-size: 2rem;
    font-weight: 700;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.admin-table th, .admin-table td {
    padding: 0.85rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

[dir="rtl"] .admin-table th, [dir="rtl"] .admin-table td {
    text-align: right;
}

.admin-table th {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
}

.admin-table td {
    font-size: 0.9rem;
}

.admin-table tr:hover td {
    background-color: rgba(255,255,255,0.01);
}