/* CrazyGames-inspired Design */

:root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --background: #f8fafc;
    --surface: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --sidebar-width: 240px;
    --navbar-height: 60px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Navbar */
.navbar {
    background: var(--surface);
    height: var(--navbar-height);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1920px;
    margin: 0 auto;
    height: 100%;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: inherit;
}

.nav-brand i {
    font-size: 1.8rem;
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
    font-weight: 500;
}

.nav-item:hover {
    background: var(--background);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--primary-color);
    color: white;
}

.nav-item.admin-link {
    margin-left: auto;
    background: var(--background);
}

.nav-search {
    flex: 1;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--background);
    padding: 0.5rem 1rem;
    border-radius: 24px;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.nav-search:focus-within {
    border-color: var(--primary-color);
    background: white;
}

.nav-search i {
    color: var(--text-secondary);
}

.nav-search input {
    flex: 1;
    border: none;
    background: none;
    outline: none;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.nav-search input::placeholder {
    color: var(--text-secondary);
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: var(--navbar-height);
    width: var(--sidebar-width);
    height: calc(100vh - var(--navbar-height));
    background: var(--surface);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 1.5rem 0;
}

.sidebar-section h3 {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding: 0 1.5rem;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.95rem;
    font-weight: 500;
}

.category-item:hover {
    background: var(--background);
    color: var(--text-primary);
}

.category-item.active {
    background: var(--primary-color);
    color: white;
}

.category-item i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--navbar-height);
    padding: 2rem;
    min-height: calc(100vh - var(--navbar-height));
}

.content-header {
    margin-bottom: 2rem;
}

.content-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.content-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Games Section */
.games-section {
    margin-bottom: 3rem;
}

.section-header {
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Games Grid */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.game-card {
    background: var(--surface);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.game-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

.game-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.game-card-content {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.game-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.game-card-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.game-card-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.game-tag {
    background: var(--background);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Loading State */
.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.loading i {
    font-size: 2rem;
    color: var(--primary-color);
}

.no-games {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

/* Play Page */
.game-container {
    margin-top: var(--navbar-height);
    min-height: calc(100vh - var(--navbar-height));
    background: var(--background);
}

.game-page-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--surface);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
}

.back-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.game-header {
    margin-bottom: 1.5rem;
}

.game-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.game-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: var(--primary-color);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 16px;
    font-size: 0.875rem;
    font-weight: 600;
}

.game-frame-wrapper {
    position: relative;
    width: 100%;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    margin-bottom: 2rem;
}

.game-frame {
    width: 100%;
    height: 70vh;
    min-height: 500px;
    border: none;
    display: block;
}

.fullscreen-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: all 0.2s;
}

.fullscreen-btn:hover {
    background: rgba(0, 0, 0, 0.9);
}

.game-info {
    background: var(--surface);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.game-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.game-info p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Admin Page */
.admin-container {
    max-width: 1200px;
    margin: var(--navbar-height) auto 0;
    padding: 2rem;
    min-height: calc(100vh - var(--navbar-height));
}

.admin-container h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.admin-section {
    background: var(--surface);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.admin-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.2s;
    font-family: inherit;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.file-input {
    width: 100%;
    padding: 1rem;
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.file-input:hover {
    border-color: var(--primary-color);
    background: var(--background);
}

.tag-input-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    min-height: 50px;
    transition: all 0.2s;
}

.tag-input-wrapper:focus-within {
    border-color: var(--primary-color);
}

.tag-item {
    background: var(--primary-color);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.tag-item button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1.25rem;
    padding: 0;
    line-height: 1;
    opacity: 0.8;
}

.tag-item button:hover {
    opacity: 1;
}

.tag-suggestions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 0.75rem;
}

.tag-suggestion {
    background: var(--background);
    color: var(--primary-color);
    padding: 0.375rem 0.875rem;
    border-radius: 16px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.2s;
    border: 2px solid var(--border-color);
}

.tag-suggestion:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.submit-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.3);
}

.submit-btn:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

.delete-btn {
    background: #ef4444;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.delete-btn:hover {
    background: #dc2626;
}

.games-list {
    list-style: none;
    padding: 0;
}

.game-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1rem;
    background: var(--surface);
    transition: all 0.2s;
}

.game-item:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
}

.game-item img {
    width: 160px;
    height: 90px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.game-item-info {
    flex: 1;
}

.game-item-info h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.game-item-info p {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.game-item-actions {
    display: flex;
    gap: 0.75rem;
}

.preview-image {
    max-width: 300px;
    margin-top: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.success-message,
.error-message {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.success-message {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #86efac;
}

.error-message {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

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

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    max-width: 1400px;
    margin: 2rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 0px;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .main-content {
        margin-left: 0;
    }

    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }

    .nav-menu {
        display: none;
    }

    .nav-search {
        max-width: none;
    }

    .content-header h1 {
        font-size: 2rem;
    }

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

    .main-content {
        padding: 1rem;
    }

    .game-frame {
        height: 50vh;
        min-height: 300px;
    }
}

@media (max-width: 480px) {
    .games-grid {
        grid-template-columns: 1fr;
    }

    .game-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .game-item img {
        width: 100%;
        height: auto;
    }
}