:root {
    --bg: #f5f7f6;
    --surface: #ffffff;
    --ink: #1c2522;
    --muted: #6c7974;
    --line: #dce4e0;
    --primary: #184e45;
    --primary-2: #267667;
    --accent: #c77a22;
    --danger: #b24036;
    --shadow: 0 16px 40px rgba(25, 45, 39, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

a {
    color: var(--primary-2);
    text-decoration: none;
}

.sidebar {
    background: #132d29;
    color: #eff8f4;
    padding: 28px 22px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    min-height: 100vh;
    position: sticky;
    top: 0;
}

.brand {
    display: flex;
    gap: 12px;
    align-items: center;
    color: #fff;
    font-weight: 800;
}

.brand-mark {
    background: #f4b35c;
    color: #142520;
    border-radius: 8px;
    padding: 8px 10px;
    letter-spacing: 0;
}

.nav {
    display: grid;
    gap: 8px;
}

.nav a {
    color: #d8e7e2;
    padding: 12px 14px;
    border-radius: 8px;
}

.nav a:hover {
    background: rgba(255, 255, 255, 0.08);
}

.sidebar-note {
    margin-top: auto;
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    display: grid;
    gap: 6px;
    color: #d8e7e2;
}

.main {
    padding: 28px;
    display: grid;
    align-content: start;
    gap: 22px;
}

.page-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
}

.eyebrow {
    color: var(--accent);
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.78rem;
    margin: 0 0 6px;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    font-size: 2rem;
    margin-bottom: 0;
}

h2 {
    font-size: 1.05rem;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(160px, 1fr));
    gap: 16px;
}

.metric,
.panel,
.form-panel,
.supplier-card,
.timeline-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.metric {
    padding: 18px;
    display: grid;
    gap: 10px;
}

.metric span,
.muted,
small {
    color: var(--muted);
}

.metric strong {
    font-size: 2rem;
}

.metric.warning strong {
    color: var(--danger);
}

.split-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    gap: 18px;
}

.ocr-layout {
    align-items: start;
}

.panel,
.form-panel {
    padding: 20px;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    margin-bottom: 14px;
}

.table-wrap {
    overflow-x: auto;
}

table {
    border-collapse: collapse;
    width: 100%;
    min-width: 720px;
}

th,
td {
    text-align: left;
    padding: 12px 10px;
    border-bottom: 1px solid var(--line);
    vertical-align: middle;
}

th {
    color: var(--muted);
    font-size: 0.82rem;
}

.pill {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 5px 9px;
    border-radius: 999px;
    background: #e9f4f1;
    color: var(--primary);
    font-weight: 700;
    font-size: 0.78rem;
    white-space: nowrap;
}

.button,
button {
    border: 0;
    border-radius: 8px;
    padding: 11px 14px;
    font-weight: 800;
    cursor: pointer;
    font-family: inherit;
}

.button.primary,
button.primary {
    background: var(--primary);
    color: #fff;
}

.button.secondary,
button.secondary {
    background: #e9f4f1;
    color: var(--primary);
}

.icon-button {
    padding: 8px 10px;
    background: var(--primary);
    color: #fff;
}

.grid-form {
    display: grid;
    grid-template-columns: repeat(3, minmax(180px, 1fr));
    gap: 14px;
    align-items: end;
}

label {
    display: grid;
    gap: 7px;
    color: var(--muted);
    font-weight: 700;
    font-size: 0.86rem;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 11px 12px;
    background: #fff;
    font: inherit;
    color: var(--ink);
}

textarea {
    resize: vertical;
}

.wide {
    grid-column: span 2;
}

.inline-form {
    display: flex;
    gap: 8px;
    align-items: center;
}

.filter {
    min-width: 220px;
}

.ocr-form {
    display: grid;
    gap: 16px;
}

.source-actions,
.camera-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.capture-button,
.drop-zone {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
}

.capture-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: 800;
    padding: 11px 14px;
}

.capture-button input,
.drop-zone input {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    opacity: 0;
    pointer-events: none;
}

.drop-zone {
    min-height: 150px;
    display: grid;
    place-items: center;
    text-align: center;
    gap: 6px;
    padding: 24px;
    border-style: dashed;
}

.drop-zone.dragging {
    border-color: var(--primary-2);
    background: #e9f4f1;
}

.drop-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--ink);
}

.drop-help {
    color: var(--muted);
    font-size: 0.88rem;
}

.preview-wrap {
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    background: #edf2ef;
}

.preview-wrap img {
    display: block;
    max-width: 100%;
    max-height: 420px;
    margin: auto;
}

.camera-panel {
    display: grid;
    gap: 12px;
}

.video-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    background: #101817;
    aspect-ratio: 4 / 3;
}

.video-wrap video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.document-guide {
    position: absolute;
    inset: 8%;
    border: 2px dashed rgba(255, 255, 255, 0.75);
    border-radius: 8px;
}

.result-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 14px 0;
}

.result-grid article {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 14px;
    display: grid;
    gap: 8px;
}

.result-grid span {
    color: var(--muted);
    font-weight: 700;
    font-size: 0.82rem;
}

.result-grid strong {
    font-size: 1.1rem;
    overflow-wrap: anywhere;
}

.ai-badge {
    background: #fff5e8;
    color: #8c4d10;
    border-radius: 999px;
    padding: 6px 10px;
    font-weight: 800;
    font-size: 0.78rem;
}

.handwriting-status,
.status.error,
.status.loading,
.status.success {
    border-radius: 8px;
    padding: 12px 14px;
}

.handwriting-status {
    background: #fff5e8;
    color: #8c4d10;
}

.status {
    min-height: 24px;
    margin: 0;
}

.task-progress {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 14px;
    display: grid;
    gap: 10px;
    background: #f7faf8;
}

.task-progress[hidden] {
    display: none;
}

.task-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-weight: 800;
}

.task-progress-track {
    height: 12px;
    border-radius: 999px;
    background: #dde8e3;
    overflow: hidden;
}

.task-progress-fill {
    height: 100%;
    width: 0;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--primary), var(--primary-2));
    transition: width 220ms ease;
}

.status.error {
    background: #fff0e5;
    color: #8c4d10;
}

.status.loading {
    background: #e9f4f1;
    color: var(--primary);
}

.status.success {
    background: #e8f6ef;
    color: #1f6845;
}

details {
    border-top: 1px solid var(--line);
    padding-top: 12px;
}

summary {
    cursor: pointer;
    font-weight: 800;
}

pre {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    background: #f7faf8;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px;
    max-height: 360px;
    overflow: auto;
}

.activity-list,
.timeline {
    display: grid;
    gap: 12px;
}

.activity-list article,
.timeline-item {
    padding: 14px;
}

.activity-list article {
    border: 1px solid var(--line);
    border-radius: 8px;
    display: grid;
    gap: 5px;
}

.bars {
    display: grid;
    gap: 12px;
}

.bar-row {
    display: grid;
    grid-template-columns: 160px 1fr 36px;
    gap: 10px;
    align-items: center;
}

.bar-track {
    height: 10px;
    background: #e4ebe8;
    border-radius: 999px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--primary-2);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 16px;
}

.supplier-card {
    padding: 18px;
    display: grid;
    gap: 18px;
}

dl {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 8px;
    margin: 0;
}

dt {
    color: var(--muted);
    font-weight: 700;
}

dd {
    margin: 0;
}

.timeline-item {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 16px;
}

.flash-stack {
    display: grid;
    gap: 8px;
}

.flash,
.offline-banner {
    border-radius: 8px;
    padding: 12px 14px;
}

.flash.success {
    background: #e8f6ef;
    color: #1f6845;
}

.flash.error,
.offline-banner {
    background: #fff0e5;
    color: #8c4d10;
}

.offline-banner {
    display: none;
}

.offline-banner.visible {
    display: block;
}

.empty {
    color: var(--muted);
}

@media (max-width: 980px) {
    body {
        grid-template-columns: 1fr;
    }

    .sidebar {
        min-height: auto;
        position: static;
    }

    .nav {
        grid-template-columns: repeat(6, minmax(120px, 1fr));
        overflow-x: auto;
    }

    .metric-grid,
    .split-layout,
    .cards-grid,
    .grid-form {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .main {
        padding: 18px;
    }

    .page-header,
    .timeline-item {
        align-items: stretch;
        flex-direction: column;
    }

    .metric-grid,
    .split-layout,
    .cards-grid,
    .grid-form {
        grid-template-columns: 1fr;
    }

    .wide {
        grid-column: auto;
    }

    .result-grid {
        grid-template-columns: 1fr;
    }

    .bar-row {
        grid-template-columns: 1fr;
    }
}