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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: #e2e8f0;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0; top: 0;
    width: 220px; height: 100%;
    background: #0f172a;
    border-right: 1px solid #334155;
    display: flex; flex-direction: column;
    z-index: 50;
}
.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #334155;
}
.logo {
    font-size: 20px; font-weight: 700;
    background: linear-gradient(135deg, #22d3ee, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.sidebar-nav {
    flex: 1; padding: 10px;
    overflow-y: auto;
}
.nav-btn {
    width: 100%;
    padding: 12px;
    background: transparent;
    border: none; border-radius: 8px;
    color: #94a3b8;
    text-align: left;
    cursor: pointer;
    font-size: 14px;
}
.nav-btn:hover { background: #1e293b; }
.nav-btn.active {
    background: linear-gradient(135deg, rgba(6,182,212,0.2), rgba(168,85,247,0.2));
    color: #22d3ee;
}
.sidebar-footer {
    padding: 10px;
    border-top: 1px solid #334155;
}

/* Main */
.main {
    margin-left: 220px;
    min-height: 100vh;
}
.header {
    position: sticky; top: 0;
    background: rgba(15,23,42,0.95);
    backdrop-filter: blur(10px);
    padding: 16px 24px;
    border-bottom: 1px solid #334155;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 40;
}
.header h1 {
    font-size: 22px;
    background: linear-gradient(135deg, #06b6d4, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.header h1 span { color: #64748b; }
.header-actions {
    display: flex; gap: 12px;
}
.search-input {
    padding: 10px 16px;
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 10px;
    color: #e2e8f0;
    width: 200px;
}
.search-input:focus {
    outline: none;
    border-color: #06b6d4;
}
.add-btn {
    padding: 10px 20px;
    background: linear-gradient(135deg, #06b6d4, #a855f7);
    border: none; border-radius: 10px;
    color: white; font-weight: 600;
    cursor: pointer;
}
.add-btn:hover { opacity: 0.9; }

/* Content */
.content {
    padding: 24px;
}
.loading {
    text-align: center;
    padding: 60px;
    color: #64748b;
}

/* Genre Section */
.genre-section {
    margin-bottom: 32px;
}
.genre-title {
    display: flex; align-items: center; gap: 10px;
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 1px solid #334155;
    font-size: 18px;
}
.genre-title .icon { font-size: 22px; }
.genre-title .count { color: #64748b; font-size: 14px; }

/* App Grid */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 16px;
}

/* App Card */
.app-card {
    background: linear-gradient(135deg, #1e293b, #0f172a);
    border: 1px solid #334155;
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}
.app-card:hover {
    border-color: #06b6d4;
    transform: translateY(-2px);
}
.app-icon {
    width: 48px; height: 48px;
    margin: 0 auto 10px;
    background: #334155;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    overflow: hidden;
}
.app-icon img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.app-title {
    font-size: 13px;
    color: #e2e8f0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.app-actions {
    position: absolute;
    bottom: 8px; right: 8px;
    display: none;
    gap: 4px;
}
.app-card:hover .app-actions { display: flex; }
.app-actions button {
    padding: 4px 8px;
    background: #0f172a;
    border: 1px solid #334155;
    border-radius: 6px;
    color: #94a3b8;
    cursor: pointer;
    font-size: 12px;
}
.app-actions button:hover { color: #f87171; }

/* Modal */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 100;
}
.modal-overlay.active { display: flex; }
.modal-box {
    background: #0f172a;
    border: 1px solid #334155;
    border-radius: 16px;
    width: 100%;
    max-width: 440px;
    margin: 20px;
}
.modal-header {
    display: flex;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid #1e293b;
}
.tabs { display: flex; gap: 8px; }
.tab {
    padding: 8px 16px;
    background: transparent;
    border: none; border-radius: 8px;
    color: #94a3b8;
    cursor: pointer;
}
.tab.active {
    background: rgba(6,182,212,0.2);
    color: #22d3ee;
}
.close-btn {
    background: none; border: none;
    color: #94a3b8; cursor: pointer;
    font-size: 18px;
}
.modal-body { padding: 20px; }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Forms */
label {
    display: block;
    margin-bottom: 16px;
    font-size: 14px;
    color: #94a3b8;
}
label input, label textarea, label select {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 12px;
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 10px;
    color: #e2e8f0;
    font-family: inherit;
}
label input:focus, label textarea:focus, label select:focus {
    outline: none;
    border-color: #06b6d4;
}
label textarea { resize: none; }
.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #06b6d4, #a855f7);
    border: none; border-radius: 10px;
    color: white; font-weight: 600;
    cursor: pointer;
}

/* Genre Form */
.add-row {
    display: flex; gap: 8px;
    margin-bottom: 16px;
}
.icon-input {
    width: 50px !important;
    text-align: center;
    font-size: 18px;
}
.add-row input { flex: 1; }
.add-row button {
    padding: 12px 16px;
    background: #06b6d4;
    border: none; border-radius: 10px;
    color: white; cursor: pointer;
}
#genreList {
    max-height: 250px;
    overflow-y: auto;
}
.genre-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: #1e293b;
    border-radius: 10px;
    margin-bottom: 8px;
}
.genre-item button {
    background: none; border: none;
    color: #94a3b8; cursor: pointer;
}
.genre-item button:hover { color: #f87171; }

/* Mobile */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar .logo, .sidebar-nav .nav-btn span { display: none; }
    .main { margin-left: 60px; }
    .header { padding: 12px; }
    .search-input { width: 100px; }
}