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

:root {
    --primary-blue: #1A365D;
    --primary-blue-light: #2A528A;
    --success-green: #10B981;
    --danger-red: #EF4444;
    --bg-color: #F0F4F8;
    --card-bg: #FFFFFF;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --border-radius: 12px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    padding: 24px;
}

.dashboard-container {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 24px;
}

header {
    grid-column: 1 / -1;
    text-align: center;
    padding: 0px 0 16px 0;
}

header h1 {
    color: var(--primary-blue);
    font-weight: 800;
    font-size: 2.3rem;
    letter-spacing: -0.5px;
}

header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 400;
}

.panel {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    border: 1px solid rgba(229, 231, 235, 0.5);
    transition: box-shadow 0.3s ease;
}

.panel:hover {
    box-shadow: 0 12px 20px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

.left-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.narrative-panel h2,
.prediction-panel h2,
.visualization-panel h2,
.data-panel h2,
.evaluation-panel h2 {
    color: var(--primary-blue);
    margin-bottom: 16px;
    font-size: 1.35rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.legend-box {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    border-left: 5px solid;
}

.legend-green {
    background-color: rgba(16, 185, 129, 0.06);
    border-color: var(--success-green);
}

.legend-red {
    background-color: rgba(239, 68, 68, 0.06);
    border-color: var(--danger-red);
}

.viz-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 10px;
}

.tools-radio {
    display: flex;
    gap: 16px;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    background: #F3F4F6;
    padding: 8px 14px;
    border-radius: 8px;
    transition: all 0.2s;
    font-weight: 600;
}

.radio-option:hover {
    background: #E5E7EB;
}

.radio-option input:checked+span {
    text-decoration: underline;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #E5E7EB;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    transition: all 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue-light);
    box-shadow: 0 0 0 3px rgba(42, 82, 138, 0.1);
}

.input-row {
    display: flex;
    gap: 15px;
    margin-bottom: 16px;
}

.input-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-blue {
    background-color: var(--primary-blue);
    color: white;
    width: 100%;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
}

.btn-blue:hover {
    background-color: var(--primary-blue-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 54, 93, 0.2);
}

.secondary-actions {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.btn-secondary {
    background-color: #F9FAFB;
    color: var(--primary-blue);
    border: 1px solid #D1D5DB;
    padding: 10px 12px;
    font-size: 0.85rem;
    flex: 1 1 20%;
    text-align: center;
}

.btn-secondary:hover {
    background-color: #E5E7EB;
    border-color: #9CA3AF;
}

.prediction-result {
    margin-top: 20px;
    padding: 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    display: none;
    white-space: pre-wrap;
    line-height: 1.6;
    font-family: monospace;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.canvas-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background-color: #FFF;
    border: 2px dashed #9CA3AF;
    border-radius: 12px;
    overflow: hidden;
    cursor: crosshair;
    transition: box-shadow 0.3s;
}

.canvas-container:hover {
    border-color: var(--primary-blue-light);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.axis-label {
    position: absolute;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 700;
    pointer-events: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.y-axis {
    left: 10px;
    top: 50%;
    transform: rotate(-90deg) translateX(-50%);
    transform-origin: left center;
}

.x-axis {
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
}

#trainStatus {
    text-align: center;
    margin-top: 12px;
    font-weight: 600;
    color: var(--primary-blue-light);
    height: 24px;
}

.stats-panel {
    background-color: #F8F9FA;
    padding: 20px;
    border-radius: 12px;
    margin-top: 24px;
    border: 1px solid #E5E7EB;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 16px;
    font-family: 'Courier New', Courier, monospace;
    font-weight: bold;
    font-size: 1.1rem;
    color: var(--primary-blue);
    text-align: center;
}

.stats-grid div {
    background: #FFF;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #E5E7EB;
}

.formula-box {
    background-color: rgba(26, 54, 93, 0.05);
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    font-weight: bold;
    font-family: monospace;
    font-size: 1.1rem;
    color: var(--primary-blue-light);
    border: 1px dashed rgba(26, 54, 93, 0.2);
}

.loss-panel {
    display: flex;
    gap: 20px;
}

.loss-chart-container {
    flex: 1;
    background: #FFF;
    border: 1px solid #D1D5DB;
    border-radius: 8px;
    height: 160px;
    padding: 10px;
}

/* Tabel Data Khusus */
.data-table-container {
    max-height: 250px;
    overflow-y: auto;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.85rem;
}

thead {
    background: #F3F4F6;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 2px solid #E5E7EB;
}

th {
    padding: 12px 10px;
    color: var(--primary-blue);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
}

td {
    padding: 10px 10px;
    border-bottom: 1px solid #E5E7EB;
    vertical-align: middle;
}

tr:hover {
    background-color: #F9FAFB;
}

.btn-delete {
    background: var(--danger-red);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 6px 12px;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    width: 100%;
    transition: background 0.2s;
}

.btn-delete:hover {
    background: #DC2626;
}

/* CONFUSION MATRIX & ACCURACY */
.confusion-matrix {
    display: grid;
    grid-template-columns: 80px 1fr 1fr;
    gap: 8px;
    margin-top: 12px;
    font-size: 0.85rem;
}

.cm-cell {
    padding: 12px 8px;
    border-radius: 6px;
    border: 1px solid #E5E7EB;
    background: #FFF;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}

.cm-header {
    background: #F9FAFB;
    font-weight: 700;
    color: var(--primary-blue);
    border: none;
    font-size: 0.8rem;
}

.cm-tp {
    border-left: 4px solid var(--success-green);
    background: rgba(16, 185, 129, 0.05);
}

.cm-tn {
    border-left: 4px solid var(--primary-blue-light);
    background: rgba(42, 82, 138, 0.05);
}

.cm-fp {
    border-left: 4px solid var(--danger-red);
    background: rgba(239, 68, 68, 0.05);
}

.cm-fn {
    border-left: 4px solid #F59E0B;
    background: rgba(245, 158, 11, 0.05);
}

.cm-label {
    font-weight: 700;
    margin-bottom: 4px;
    font-size: 0.85rem;
}

.cm-value {
    font-size: 1.6rem;
    font-weight: 800;
    font-family: monospace;
    margin: 4px 0;
}

.accuracy-display {
    text-align: center;
    background: var(--primary-blue);
    color: white;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 12px;
    font-size: 1.15rem;
    font-weight: 700;
    box-shadow: 0 4px 6px rgba(26, 54, 93, 0.2);
    transition: background 0.5s;
}

.pulse {
    animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(26, 54, 93, 0.4);
    }

    70% {
        transform: scale(1.01);
        box-shadow: 0 0 0 10px rgba(26, 54, 93, 0);
    }

    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(26, 54, 93, 0);
    }
}

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