/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #080b11;
    --card-bg: rgba(17, 25, 40, 0.75);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    
    --primary: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.35);
    --danger: #ef4444;
    --danger-glow: rgba(239, 68, 68, 0.35);
    --warning: #f59e0b;
    --warning-glow: rgba(245, 158, 11, 0.25);
    --success: #10b981;
    --success-glow: rgba(16, 185, 129, 0.25);
    
    --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Fira Code', monospace;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Background Gradients */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(239, 68, 68, 0.05) 0%, transparent 40%),
        linear-gradient(185deg, #07090e 0%, #0e131f 100%);
    z-index: -1;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Layout Container */
.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.accent-text {
    color: var(--primary);
    text-shadow: 0 0 15px var(--primary-glow);
}

.pulse-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    position: relative;
}
.pulse-dot.active {
    background-color: var(--success);
    box-shadow: 0 0 10px var(--success-glow);
}
.pulse-dot.active::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: var(--success);
    border-radius: 50%;
    animation: pulse 1.8s infinite ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(2.5); opacity: 0; }
}

.status-indicators {
    display: flex;
    align-items: center;
    gap: 16px;
}

.indicator-chip {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 6px 14px;
    font-size: 13px;
    display: flex;
    gap: 6px;
}

.chip-label {
    color: var(--text-secondary);
}

.chip-value {
    font-weight: 600;
    color: var(--primary);
}

/* Banners */
.warning-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: 12px;
    padding: 14px 20px;
    margin-bottom: 24px;
    color: #fbd38d;
    font-size: 14px;
}
.warning-banner svg {
    flex-shrink: 0;
}
.hidden {
    display: none !important;
}

/* Dashboard Cards Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

/* Glassmorphism Cards */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px 10px 24px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.cpu-icon { color: var(--primary); }
.power-icon { color: var(--danger); }
.list-icon { color: var(--warning); }

.card-title {
    font-family: 'Outfit', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 10px 24px 24px 24px;
    flex-grow: 1;
}

/* CPU Chart Specifics */
.chart-wrapper {
    position: relative;
    height: 240px;
    width: 100%;
}

.cpu-live-badge {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border: 1px solid rgba(59, 130, 246, 0.25);
    font-size: 18px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 8px;
    font-family: var(--font-mono);
    text-shadow: 0 0 10px rgba(59, 130, 246, 0.2);
    min-width: 65px;
    text-align: center;
}

.cpu-live-badge.critical {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.25);
    animation: text-pulse 1s infinite alternate;
}

@keyframes text-pulse {
    0% { text-shadow: 0 0 5px var(--danger); }
    100% { text-shadow: 0 0 15px var(--danger); }
}

/* Instance Info */
.flex-col-center {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.instance-info {
    width: 100%;
    margin-bottom: 20px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.info-row:last-child {
    border-bottom: none;
}

.info-row .label {
    color: var(--text-secondary);
    font-size: 14px;
}

.info-row .value {
    font-weight: 600;
    font-size: 14px;
}

/* Status Badges */
.status-badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.status-badge#instance-state-badge[data-state="RUNNABLE"] {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.status-badge#instance-state-badge[data-state="RESTARTING"],
.status-badge#instance-state-badge[data-state="MAINTENANCE"] {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.25);
    animation: pulse-border 1.5s infinite alternate;
}

@keyframes pulse-border {
    0% { border-color: rgba(245, 158, 11, 0.2); }
    100% { border-color: rgba(245, 158, 11, 0.7); }
}

.status-badge#instance-state-badge[data-state="SUSPENDED"],
.status-badge#instance-state-badge[data-state="UNKNOWN"] {
    background: rgba(156, 163, 175, 0.12);
    color: var(--text-secondary);
    border: 1px solid rgba(156, 163, 175, 0.25);
}

.action-zone {
    width: 100%;
    margin-top: auto;
}

.action-description {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 10px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    padding: 10px 18px;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    border: 1px solid transparent;
}

.btn-icon {
    padding: 8px 14px;
    font-size: 13px;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: var(--danger);
    color: white;
    box-shadow: 0 4px 14px 0 var(--danger-glow);
}
.btn-danger:hover {
    background: #dc2626;
    box-shadow: 0 6px 20px 0 var(--danger-glow);
    transform: translateY(-1px);
}
.btn-danger:active {
    transform: translateY(0);
}

.btn-large {
    width: 100%;
    padding: 14px;
    font-size: 15px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Table Area */
.header-right-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.db-status-badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.2s ease;
}

.db-status-badge.online {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.db-status-badge.offline {
    background: rgba(239, 68, 68, 0.12);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.25);
}

.db-uptime-badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    background: rgba(59, 130, 246, 0.08);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.15);
    font-family: 'Fira Code', monospace;
}

.query-count-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
    margin-top: 10px;
}

.queries-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.queries-table th {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 2px solid var(--border-color);
    padding: 14px 16px;
    color: var(--text-secondary);
    font-weight: 600;
}

.queries-table td {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    vertical-align: middle;
}

.queries-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.015);
}

.queries-table tbody tr.long-running-10 {
    background: rgba(245, 158, 11, 0.04);
}
.queries-table tbody tr.long-running-60 {
    background: rgba(239, 68, 68, 0.05);
}

.query-time-badge {
    font-family: var(--font-mono);
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
}
.query-time-normal { color: var(--success); }
.query-time-warn { color: var(--warning); background: rgba(245, 158, 11, 0.1); }
.query-time-critical { color: var(--danger); background: rgba(239, 68, 68, 0.1); animation: blink 1.5s infinite; }

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.sql-code-container {
    position: relative;
    max-width: 500px;
}

.sql-code {
    font-family: var(--font-mono);
    font-size: 12px;
    white-space: pre-wrap;
    word-break: break-all;
    background: rgba(0, 0, 0, 0.25);
    padding: 6px 36px 6px 10px; /* added right padding to accommodate copy button */
    border-radius: 6px;
    color: #cbd5e1;
    border: 1px solid rgba(255, 255, 255, 0.03);
    max-height: 80px;
    overflow-y: auto;
}

.btn-copy {
    position: absolute;
    top: 6px;
    right: 6px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    border-radius: 6px;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0; /* Hidden by default on desktop, shown on container hover */
    outline: none;
}

.sql-code-container:hover .btn-copy,
.btn-copy:focus-visible {
    opacity: 1;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-copy:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
    color: #60a5fa;
}

.btn-copy.copied {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.4);
    color: #34d399;
    opacity: 1 !important;
}

.btn-copy svg {
    transition: transform 0.1s ease;
}

.btn-copy:active svg {
    transform: scale(0.85);
}

.btn-kill {
    padding: 6px 10px;
    font-size: 12px;
    border-radius: 6px;
}

.action-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn-copy-action {
    padding: 6px 10px;
    font-size: 12px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(59, 130, 246, 0.08);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.15);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-copy-action:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
    color: #60a5fa;
}

.btn-copy-action.copied {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.table-placeholder {
    text-align: center;
    padding: 40px !important;
    color: var(--text-secondary);
}

.loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    margin: 0 auto 10px auto;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal {
    background: #0f1624;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(0,0,0,0.6);
    border-radius: 16px;
    width: 90%;
    max-width: 480px;
    overflow: hidden;
    animation: scale-up 0.2s ease-out;
}

@keyframes scale-up {
    0% { transform: scale(0.95); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
}
.modal-close-btn:hover {
    color: white;
}

.modal-body {
    padding: 24px;
}

.modal-warning-box {
    margin-top: 16px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fca5a5;
    font-size: 13px;
}
.modal-warning-box svg {
    color: var(--danger);
    flex-shrink: 0;
}

.modal-pin-section {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.modal-pin-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.modal-pin-input {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    color: #ffffff;
    font-size: 18px;
    letter-spacing: 6px;
    text-align: center;
    font-family: 'Fira Code', monospace;
    outline: none;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.modal-pin-input:focus {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

.modal-pin-error {
    color: var(--danger);
    font-size: 12px;
    font-weight: 500;
    margin-top: 2px;
}

.modal-footer {
    padding: 16px 24px;
    background: rgba(0, 0, 0, 0.15);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Toast System */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 350px;
}

.toast {
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border-radius: 10px;
    padding: 14px 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 500;
    animation: slide-in 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    transition: all 0.2s ease;
}

@keyframes slide-in {
    0% { transform: translateX(100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

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

.toast-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info .toast-icon { color: var(--primary); }

.toast-close {
    margin-left: auto;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    line-height: 1;
}
.toast-close:hover {
    color: white;
}

/* --- LOGIN SCREEN STYLES --- */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    width: 100%;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 32px 24px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.logo-pulse {
    width: 12px;
    height: 12px;
    background-color: var(--danger);
    box-shadow: 0 0 12px var(--danger-glow);
    border-radius: 50%;
    display: block;
    margin: 0 auto 12px auto;
    position: relative;
}

.logo-pulse::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: var(--danger);
    border-radius: 50%;
    animation: pulse-danger 2s infinite ease-in-out;
}

@keyframes pulse-danger {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(3); opacity: 0; }
}

.login-title {
    font-size: 26px;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    margin-bottom: 6px;
}

.login-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 14px;
    color: var(--text-secondary);
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 14px 12px 42px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    transition: all 0.25s ease;
    height: 48px; /* Great touch target for mobile */
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
    background: rgba(0, 0, 0, 0.4);
}

.error-msg {
    color: #fca5a5;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 13px;
    text-align: center;
}

/* --- MOBILE & RESPONSIVE OVERRIDES --- */
@media (max-width: 768px) {
    .dashboard-container {
        padding: 12px;
    }
    
    .app-header {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding-bottom: 16px;
        margin-bottom: 16px;
    }
    
    .status-indicators {
        display: grid;
        grid-template-columns: 1fr auto auto;
        width: 100%;
        gap: 8px;
    }
    
    .indicator-chip {
        justify-content: center;
        padding: 8px;
    }
    
    .dashboard-grid {
        gap: 16px;
    }
    
    .card-header {
        padding: 16px 16px 8px 16px;
    }
    
    .card-body {
        padding: 8px 16px 16px 16px;
    }
    
    .chart-wrapper {
        height: 200px;
    }
    
    .queries-table th, 
    .queries-table td {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .sql-code-container {
        max-width: 200px; /* Limits table expansion on mobile */
    }
    
    .btn-copy {
        opacity: 0.85; /* Keep visible on touch screens */
    }
    
    .action-buttons {
        gap: 6px;
    }
    
    .btn-copy-action {
        padding: 5px 8px;
        font-size: 11px;
    }
    
    .btn-kill {
        padding: 5px 8px;
        font-size: 11px;
    }
    
    .btn {
        padding: 10px 14px;
    }
}

@media (max-width: 480px) {
    .status-indicators {
        grid-template-columns: 1fr;
    }
    
    .logo-title {
        font-size: 20px;
    }
    
    .queries-table th:nth-child(2),
    .queries-table td:nth-child(2) {
        display: none; /* Hide 'User' column on very small screens to save space */
    }
    
    .queries-table th:nth-child(5),
    .queries-table td:nth-child(5) {
        display: none; /* Hide 'State' column on very small screens to save space */
    }
    
    .sql-code-container {
        max-width: 150px;
    }
}

/* Time Range Selector */
.header-right-cpu {
    display: flex;
    align-items: center;
    gap: 12px;
}

.time-range-select {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
    font-family: inherit;
}

.time-range-select:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
}

.time-range-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.time-range-select option {
    background: #0f172a;
    color: var(--text-primary);
}

/* Dashboard Navigation Tabs */
.dashboard-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2px;
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 10px 18px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 8px 8px 0 0;
    transition: all 0.2s ease-in-out;
    position: relative;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
    color: var(--primary);
    background: rgba(59, 130, 246, 0.05);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}

/* History Tab & Filters */
.history-filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 20px 24px;
}

.history-filters {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.filter-input,
.filter-select {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    outline: none;
    transition: all 0.2s ease;
    font-family: inherit;
    cursor: pointer;
}

.filter-input:hover,
.filter-select:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
}

.filter-input:focus,
.filter-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.filter-input.input-error {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 2px var(--danger-glow) !important;
}

.filter-select option {
    background: #0f172a;
    color: var(--text-primary);
}

/* Responsive adjustments for tabs & filters */
@media (max-width: 768px) {
    .dashboard-tabs {
        width: 100%;
    }
    
    .tab-btn {
        flex: 1;
        justify-content: center;
        padding: 12px 8px;
        font-size: 13px;
    }
    
    .history-filter-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px;
    }
    
    .history-filters {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .filter-group {
        display: grid;
        grid-template-columns: 80px 1fr;
    }
    
    .history-filters .btn {
        width: 100%;
    }
}