/* ==========================================================================
   Antigravity Component Kit (Modern Vanilla Components)
   ========================================================================== */

/* ==========================================================================
   Cards & Surfaces
   ========================================================================== */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(99, 102, 241, 0.25);
}

.card-interactive:hover {
    transform: translateY(-3px);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1;
    padding: 0.75rem 1.4rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 2px 10px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-hover);
    color: #ffffff;
    box-shadow: 0 4px 16px var(--primary-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-surface-elevated);
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

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

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-danger {
    background: var(--danger);
    color: #ffffff;
}

.btn-danger:hover {
    background: #dc2626;
    color: #ffffff;
}

.btn-sm {
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 0.9rem 1.8rem;
    font-size: 1.05rem;
}

.btn-icon-only {
    padding: 0.6rem;
    border-radius: var(--radius-md);
}

/* ==========================================================================
   Badges & Status Dots
   ========================================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot.online {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-dot.offline {
    background: var(--danger);
    box-shadow: 0 0 8px var(--danger);
}

/* ==========================================================================
   Forms & Controls
   ========================================================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-helper {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.35rem;
}

/* ==========================================================================
   Alerts & Notifications
   ========================================================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.25);
    color: #34d399;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #f87171;
}

.alert-info {
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    color: #818cf8;
}

/* ==========================================================================
   Tables
   ========================================================================== */
.table-container {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background: var(--bg-surface);
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

.table th {
    padding: 0.85rem 1rem;
    background: var(--bg-surface-elevated);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-subtle);
}

.table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* ==========================================================================
   Toast Notifications (Floating)
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    min-width: 280px;
    max-width: 400px;
    padding: 0.9rem 1.2rem;
    border-radius: var(--radius-md);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    animation: toastSlideIn 250ms ease-out forwards;
}

.toast.toast-success { border-left: 4px solid var(--success); }
.toast.toast-error   { border-left: 4px solid var(--danger); }
.toast.toast-info    { border-left: 4px solid var(--primary); }

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-backdrop.is-active {
    opacity: 1;
    visibility: visible;
}

.modal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    max-width: 550px;
    width: 100%;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform var(--transition-base);
}

.modal-backdrop.is-active .modal-card {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

.modal-close-btn:hover {
    color: var(--text-primary);
}

/* ==========================================================================
   Code Blocks
   ========================================================================== */
.code-box {
    background: #06090e;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem;
    overflow-x: auto;
    font-size: 0.85rem;
    color: #e2e8f0;
    line-height: 1.5;
}