@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&display=swap');

:root {
    --bg-color: #0c0f1d;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-blue: #0ea5e9;
    --accent-purple: #8b5cf6;
    --glass-blur: blur(16px);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(14, 165, 233, 0.1) 0%, transparent 40%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--card-border);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.brand-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

/* Category Filters */
.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.filter-btn {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 0.6rem 1.2rem;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.2);
}

.admin-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.admin-lock-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.admin-lock-btn.unlocked {
    color: #10b981;
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.1);
}

.admin-hint {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.3rem 0.6rem;
    border-radius: 8px;
    border: 1px solid var(--card-border);
}

.admin-unlocked .admin-hint {
    display: none;
}

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

.tool-card {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.tool-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.tool-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    margin-bottom: 1rem;
    object-fit: contain;
    background: rgba(0, 0, 0, 0.2);
    padding: 8px;
    border: 1px solid var(--card-border);
}

.tool-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.tool-url {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

.add-tool-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border: none;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.add-tool-btn:hover {
    opacity: 0.9;
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

/* Modal Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: #1a1f35;
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 2.5rem;
    width: 90%;
    max-width: 450px;
    position: relative;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
}

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

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

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

.form-group input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 0.8rem 1rem;
    color: white;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

.form-group select {
    width: 100%;
    background: #00000033;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 0.8rem 1rem;
    color: white;
    font-family: inherit;
    outline: none;
    cursor: pointer;
    appearance: none;
}

.form-group select option {
    background: #1a1f35;
    color: white;
}

.add-tool-btn {
    display: none; /* Hidden by default, shown when admin is unlocked */
}

.admin-unlocked .add-tool-btn {
    display: flex;
}

.admin-unlocked .delete-btn {
    display: flex !important; /* Only show delete if admin unlocked */
}

.tool-card .delete-btn {
    display: none; /* Explicitly hide if not in admin mode */
}

.btn-secondary {
    flex: 1;
    background: transparent;
    border: 1px solid var(--card-border);
    color: white;
    padding: 0.8rem;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.btn-primary {
    flex: 2;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border: none;
    color: white;
    padding: 0.8rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    opacity: 0.9;
}

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

.tool-card {
    animation: fadeIn 0.5s ease forwards;
}

/* Remove button on hover */
.delete-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 1.2rem;
}

.admin-unlocked .tool-card:hover .delete-btn {
    display: flex;
}

.delete-btn:hover {
    background: #ef4444;
    color: white;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    header h1 {
        font-size: 2rem;
    }

    .admin-controls {
        width: 100%;
        justify-content: space-between;
    }
    
    .admin-hint {
        display: none;
    }

    .tool-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .modal-content {
        padding: 1.5rem;
        width: 95%;
    }

    .modal-actions {
        flex-direction: column;
    }
    
    .btn-secondary, .btn-primary {
        width: 100%;
    }

    .filter-bar {
        padding-bottom: 1rem;
    }
}

/* Footer Styling */
.site-footer {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--card-border);
}

.site-footer a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

.site-footer a:hover {
    color: var(--accent-blue);
}