/* ========================================
   J4CK FF - Main Stylesheet
   Colors: Yellow (#FFD700), Red (#FF4444), Black/Dark (#1a1a1a), White (#ffffff)
   Version: 2.0
   ======================================== */

/* CSS Variables */
:root {
    --primary: #FFD700;
    --primary-dark: #FFC107;
    --primary-light: #FFE44D;
    --secondary: #FF4444;
    --secondary-dark: #CC0000;
    --secondary-light: #FF6666;
    --dark: #1a1a1a;
    --darker: #0d0d0d;
    --light: #ffffff;
    --gray: #2a2a2a;
    --gray-light: #3a3a3a;
    --gray-dark: #1f1f1f;
    --success: #00C851;
    --warning: #FF8800;
    --info: #33b5e5;
    --glass: rgba(255, 255, 255, 0.1);
    --glass-dark: rgba(0, 0, 0, 0.5);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(255, 215, 0, 0.3);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    color: var(--light);
    min-height: 100vh;
    line-height: 1.5;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--secondary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

::selection {
    background: var(--primary);
    color: var(--dark);
}

/* Navbar */
.navbar {
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--primary);
    transition: var(--transition-normal);
}

.navbar.scrolled {
    padding: 0.5rem 2rem;
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 45px;
    width: auto;
    transition: var(--transition-normal);
}

.logo img:hover {
    transform: scale(1.05);
}

.logo span {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-links {
    display: flex;
    gap: 1rem;
}

.nav-links a {
    color: var(--light);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    transition: var(--transition-normal);
    font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
}

/* Search Box */
.search-box {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    z-index: 1;
}

.search-box input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    background: var(--gray);
    border: 2px solid transparent;
    border-radius: var(--border-radius-full);
    color: var(--light);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.search-box input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(255, 68, 68, 0.1) 100%);
    padding: 4rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--glass);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, var(--darker) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.6s ease;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-stats span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-full);
    backdrop-filter: blur(10px);
    font-weight: 600;
    transition: var(--transition-normal);
}

.hero-stats span:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* Category Tabs */
.category-tabs {
    background: var(--darker);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass);
    position: sticky;
    top: 70px;
    z-index: 99;
    overflow-x: auto;
}

.category-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 1rem;
    padding: 0 2rem;
}

.category-btn {
    padding: 0.6rem 1.5rem;
    background: transparent;
    border: 2px solid var(--primary);
    border-radius: var(--border-radius-full);
    color: var(--light);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-btn i {
    font-size: 0.9rem;
}

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

.category-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

/* Main Content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 60vh;
}

/* Apps Grid */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.app-card {
    background: linear-gradient(135deg, var(--gray) 0%, var(--dark) 100%);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-normal);
    border: 1px solid var(--glass);
    position: relative;
    animation: fadeInUp 0.5s ease backwards;
    animation-delay: calc(var(--animation-order, 0) * 0.05s);
}

.app-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary);
}

.app-card-inner {
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    position: relative;
}

/* Image Styles - Supports All Formats & Aspect Ratios */
.app-icon {
    flex-shrink: 0;
}

.app-icon img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
}

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

.app-info {
    flex: 1;
}

.app-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.app-version {
    font-size: 0.8rem;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.app-version i,
.app-size i {
    margin-right: 0.25rem;
    font-size: 0.7rem;
}

.app-size {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.5rem;
}

.rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.rating i {
    color: var(--primary);
    font-size: 0.8rem;
}

.rating span {
    font-size: 0.85rem;
    font-weight: 600;
}

.rating small {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
}

.app-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 0.25rem 0.6rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* No Results */
.no-results {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--gray);
    border-radius: var(--border-radius-xl);
    grid-column: 1 / -1;
}

.no-results i {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    padding: 0.6rem 1rem;
    background: var(--gray);
    border-radius: var(--border-radius-sm);
    color: var(--light);
    text-decoration: none;
    transition: var(--transition-normal);
    min-width: 40px;
    text-align: center;
}

.pagination a:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
    transform: translateY(-2px);
}

.pagination .active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
    font-weight: 600;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: linear-gradient(135deg, var(--dark) 0%, var(--darker) 100%);
    border-radius: var(--border-radius-xl);
    max-width: 450px;
    width: 90%;
    border: 1px solid var(--primary);
    animation: slideIn 0.3s ease;
    position: relative;
}

.modal-header {
    padding: 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--glass);
}

.modal-header i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.modal-header h2 {
    margin-bottom: 0;
    font-size: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-body p {
    text-align: center;
    margin-bottom: 1rem;
}

.modal-body input {
    width: 100%;
    padding: 12px 15px;
    background: var(--gray);
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    color: var(--light);
    margin: 1rem 0;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.modal-body input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.modal-body input.error {
    border-color: var(--secondary);
    animation: shake 0.3s ease;
}

.modal-buttons {
    display: flex;
    gap: 1rem;
}

.btn-download,
.btn-getpass,
.btn-primary {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 1rem;
    text-align: center;
    display: inline-block;
}

.btn-download {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
}

.btn-getpass {
    background: var(--gray);
    color: var(--light);
}

.btn-download:hover,
.btn-getpass:hover,
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.error-message {
    color: var(--secondary);
    font-size: 0.85rem;
    margin-top: 1rem;
    text-align: center;
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.8rem;
    font-weight: bold;
    cursor: pointer;
    color: var(--light);
    transition: var(--transition-normal);
    z-index: 1;
}

.close:hover {
    color: var(--primary);
    transform: rotate(90deg);
}

/* Scroll to Top */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* Download Page Styles */
.download-container {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.app-header {
    text-align: center;
    background: linear-gradient(135deg, var(--gray) 0%, var(--dark) 100%);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
}

.app-logo-large {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: var(--border-radius-xl);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-lg);
}

.app-meta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 1.5rem 0;
}

.app-meta span {
    background: var(--glass);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
    backdrop-filter: blur(5px);
}

.download-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
    padding: 1rem 2.5rem;
    border: none;
    border-radius: var(--border-radius-full);
    font-weight: 800;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-normal);
    display: inline-block;
    text-decoration: none;
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

/* Screenshots */
.screenshots {
    background: var(--gray);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
}

.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.screenshot-grid img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
}

.screenshot-grid img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

/* App Info */
.app-description,
.app-info-footer,
.related-apps {
    background: var(--gray);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
}

.app-description h2,
.screenshots h2,
.app-info-footer h2,
.related-apps h2 {
    color: var(--primary);
    margin-bottom: 1rem;
    border-left: 3px solid var(--primary);
    padding-left: 1rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.info-grid div {
    padding: 0.75rem;
    background: var(--dark);
    border-radius: var(--border-radius-md);
}

.info-grid strong {
    color: var(--primary);
}

/* Related Apps */
.related-apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.related-app-card {
    background: var(--dark);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    color: var(--light);
    display: block;
}

.related-app-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.related-app-card img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    background: var(--darker);
    margin-top: 4rem;
    padding: 3rem 2rem 1rem;
    border-top: 1px solid var(--glass);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transform: translateY(-3px);
    color: var(--dark);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--glass);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 1024px) {
    .apps-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }
    .nav-container {
        flex-direction: column;
    }
    .search-box {
        max-width: 100%;
        width: 100%;
    }
    .nav-links {
        width: 100%;
        justify-content: center;
    }
    .category-tabs {
        top: 120px;
    }
    .category-container {
        padding: 0 1rem;
    }
    .hero-section {
        padding: 2rem 1rem;
    }
    .hero-content h1 {
        font-size: 1.8rem;
    }
    .main-content {
        padding: 1rem;
    }
    .apps-grid {
        grid-template-columns: 1fr;
    }
    .modal-buttons {
        flex-direction: column;
    }
    .screenshot-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    .screenshot-grid img {
        height: 150px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        align-items: center;
    }
    .hero-stats span {
        width: 100%;
        justify-content: center;
    }
    .app-meta span {
        font-size: 0.7rem;
    }
}