:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    --bg-card-hover: #222230;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    --accent-primary: #6366f1;
    --accent-secondary: #818cf8;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border-color: #2a2a3a;
    --border-radius: 12px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --glass-bg: rgba(26, 26, 36, 0.7);
    --glass-border: rgba(99, 102, 241, 0.2);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 20% 0%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(129, 140, 248, 0.06) 0%, transparent 50%);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

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

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: pulse 2s infinite;
}

.status-badge.online .status-dot {
    background: var(--success);
    box-shadow: 0 0 10px var(--success);
}

.status-badge.offline .status-dot {
    background: var(--danger);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.9);
    }
}

/* Statistics Bar */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.1);
}

.stat-icon {
    font-size: 1.5rem;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-value.flagged {
    color: var(--danger);
}

.stat-value.safe {
    color: var(--success);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Main Content */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.card:hover {
    border-color: rgba(99, 102, 241, 0.3);
}

.card.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-color: var(--glass-border);
}

.card h2 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-header h2 {
    margin-bottom: 0;
}

/* Model Info Panel */
.model-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.model-loading {
    color: var(--text-muted);
    font-size: 0.875rem;
    padding: 1rem;
    text-align: center;
}

.model-stat {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.model-stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.model-stat-value {
    font-weight: 600;
    font-size: 0.875rem;
}

.model-stat-value.highlight {
    color: var(--accent-secondary);
}

/* Threshold Control */
.threshold-control {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.threshold-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.threshold-header label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.threshold-value {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--accent-secondary);
}

.threshold-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--success), var(--warning), var(--danger));
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.threshold-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: transform 0.2s;
}

.threshold-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.threshold-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    border: none;
}

.threshold-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select {
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-family: inherit;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.checkbox-group {
    flex-direction: row;
    align-items: center;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-primary);
}

.submit-btn {
    width: 100%;
    margin-top: 1.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Results */
.results-card {
    grid-column: 1 / -1;
    animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

@media (max-width: 600px) {
    .result-content {
        flex-direction: column;
        text-align: center;
    }
}

.score-display {
    flex-shrink: 0;
}

.score-ring {
    position: relative;
    width: 140px;
    height: 140px;
}

.score-ring svg {
    transform: rotate(-90deg);
}

.score-bg {
    fill: none;
    stroke: var(--bg-secondary);
    stroke-width: 8;
}

.score-progress {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 1s ease, stroke 0.3s;
}

.score-progress.safe {
    stroke: var(--success);
}

.score-progress.warning {
    stroke: var(--warning);
}

.score-progress.danger {
    stroke: var(--danger);
}

.score-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.75rem;
    font-weight: 700;
}

.score-label {
    text-align: center;
    margin-top: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.result-details {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    transition: all 0.2s;
}

.detail-item:hover {
    background: var(--bg-card-hover);
}

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

.detail-value {
    font-weight: 600;
}

.detail-value.flagged {
    color: var(--danger);
}

.detail-value.safe {
    color: var(--success);
}

/* History */
.history-card {
    grid-column: 1 / -1;
}

.clear-btn {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

.clear-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--danger);
}

.transactions-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 300px;
    overflow-y: auto;
}

.transactions-list::-webkit-scrollbar {
    width: 6px;
}

.transactions-list::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 3px;
}

.transactions-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
}

.transaction-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    transition: all 0.2s;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.transaction-item:hover {
    background: var(--bg-card-hover);
    transform: translateX(4px);
}

.transaction-item.flagged {
    border-left: 3px solid var(--danger);
}

.transaction-item.safe {
    border-left: 3px solid var(--success);
}

.txn-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.txn-id {
    font-weight: 600;
}

.txn-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.txn-score {
    text-align: right;
}

.txn-score-value {
    font-size: 1.25rem;
    font-weight: 700;
}

.txn-score-value.safe {
    color: var(--success);
}

.txn-score-value.warning {
    color: var(--warning);
}

.txn-score-value.danger {
    color: var(--danger);
}

.txn-score-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}