:root {
    --bg: #f4efe7;
    --paper: #ffffff;
    --panel: #f8fbfb;
    --ink: #182534;
    --muted: #6f8191;
    --line: #dbe4e7;
    --accent: #0d5e5e;
    --accent-soft: #d8eeea;
    --accent-deep: #0a4545;
    --sand: #a86f20;
    --danger: #b24343;
    --success: #1f7a5a;
    --warning: #9a6b08;
    --shadow: 0 16px 32px rgba(18, 41, 56, 0.08);
    --radius: 22px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "DejaVu Sans", Tahoma, sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top right, rgba(13, 94, 94, 0.12), transparent 30%),
        radial-gradient(circle at bottom left, rgba(168, 111, 32, 0.10), transparent 28%),
        var(--bg);
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
}

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 300px 1fr;
}

.sidebar {
    background: linear-gradient(180deg, #113a49 0%, #0d5e5e 100%);
    color: #eef8f7;
    padding: 28px 22px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.brand {
    padding: 22px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    margin-bottom: 24px;
}

.brand h1,
.brand p {
    margin: 0;
}

.brand h1 {
    font-size: 1.25rem;
    line-height: 1.7;
}

.brand p {
    margin-top: 10px;
    color: rgba(238, 248, 247, 0.78);
    font-size: 0.92rem;
}

.context-card,
.user-card {
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.08);
    margin-bottom: 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.context-card strong,
.user-card strong {
    display: block;
    margin-bottom: 8px;
}

.sidebar-nav {
    display: grid;
    gap: 8px;
    margin-top: 28px;
}

.nav-link {
    padding: 12px 15px;
    border-radius: 14px;
    color: rgba(255, 255, 255, 0.87);
    transition: 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.14);
}

.main {
    padding: 28px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.page-title h2 {
    margin: 0;
    font-size: 1.65rem;
}

.page-title p {
    margin: 8px 0 0;
    color: var(--muted);
}

.top-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.panel {
    background: rgba(255, 255, 255, 0.88);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(219, 228, 231, 0.88);
    padding: 24px;
    margin-bottom: 22px;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
}

.panel-header h3 {
    margin: 0;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 16px;
}

.stat-card {
    padding: 22px;
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(240, 248, 247, 0.94));
    border: 1px solid var(--line);
}

.stat-card strong {
    display: block;
    font-size: 1.7rem;
    margin-top: 10px;
}

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

.grid-2,
.grid-3 {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

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

.field.full {
    grid-column: 1 / -1;
}

.field label {
    font-weight: 700;
    font-size: 0.94rem;
}

.input,
.select,
.textarea {
    width: 100%;
    border: 1px solid var(--line);
    background: var(--paper);
    color: var(--ink);
    border-radius: 14px;
    padding: 12px 14px;
    font: inherit;
}

.textarea {
    min-height: 110px;
    resize: vertical;
}

.checkbox-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 14px;
    background: var(--panel);
    border: 1px solid var(--line);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    border-radius: 14px;
    padding: 11px 16px;
    font: inherit;
    cursor: pointer;
    transition: 0.2s ease;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-deep);
}

.btn-secondary {
    background: var(--accent-soft);
    color: var(--accent-deep);
}

.btn-danger {
    background: rgba(178, 67, 67, 0.14);
    color: var(--danger);
}

.btn-light {
    background: #f1f5f6;
    color: var(--ink);
}

.btn-sm {
    padding: 8px 12px;
    border-radius: 12px;
    font-size: 0.92rem;
}

.table-wrap {
    overflow: auto;
    border-radius: 18px;
    border: 1px solid var(--line);
}

.table {
    width: 100%;
    border-collapse: collapse;
    min-width: 860px;
}

.table th,
.table td {
    padding: 13px 14px;
    border-bottom: 1px solid var(--line);
    text-align: right;
    vertical-align: top;
}

.table th {
    background: var(--panel);
    font-size: 0.94rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 0.83rem;
    font-weight: 700;
}

.badge-success {
    color: var(--success);
    background: rgba(31, 122, 90, 0.14);
}

.badge-danger {
    color: var(--danger);
    background: rgba(178, 67, 67, 0.14);
}

.badge-warning {
    color: var(--warning);
    background: rgba(154, 107, 8, 0.14);
}

.badge-neutral {
    color: var(--muted);
    background: rgba(111, 129, 145, 0.14);
}

.alert {
    padding: 14px 18px;
    border-radius: 16px;
    margin-bottom: 18px;
    border: 1px solid transparent;
}

.alert-success {
    color: var(--success);
    background: rgba(31, 122, 90, 0.10);
    border-color: rgba(31, 122, 90, 0.18);
}

.alert-error {
    color: var(--danger);
    background: rgba(178, 67, 67, 0.10);
    border-color: rgba(178, 67, 67, 0.18);
}

.toolbar {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.toolbar form {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.list {
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.list li {
    padding: 12px 14px;
    background: var(--panel);
    border-radius: 14px;
    border: 1px solid var(--line);
}

.document-form .totals-box {
    display: grid;
    gap: 10px;
    padding: 18px;
    border-radius: 18px;
    background: var(--accent-soft);
}

.totals-box .row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.invoice-card {
    background: var(--paper);
    padding: 26px;
    border-radius: 24px;
    border: 1px solid var(--line);
}

.invoice-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 18px;
    margin-bottom: 24px;
}

.invoice-meta {
    display: grid;
    gap: 8px;
}

.empty-state {
    padding: 26px;
    border-radius: 20px;
    background: var(--panel);
    color: var(--muted);
    text-align: center;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    background:
        radial-gradient(circle at top left, rgba(13, 94, 94, 0.18), transparent 35%),
        radial-gradient(circle at bottom right, rgba(168, 111, 32, 0.14), transparent 28%),
        var(--bg);
}

.login-panel {
    width: min(520px, 100%);
    padding: 34px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    border: 1px solid rgba(219, 228, 231, 0.9);
}

.login-panel h2 {
    margin: 0 0 10px;
}

.help-box {
    padding: 16px;
    border-radius: 16px;
    background: var(--panel);
    border: 1px dashed var(--line);
    color: var(--muted);
}

.two-col-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.pos-layout {
    display: grid;
    grid-template-columns: minmax(320px, 0.95fr) minmax(420px, 1.15fr);
    gap: 20px;
    align-items: start;
}

.pos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.pos-card {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px;
    text-align: right;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(240, 248, 247, 0.96));
    color: var(--ink);
    cursor: pointer;
    display: grid;
    gap: 8px;
}

.pos-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.pos-card strong {
    line-height: 1.6;
}

.pos-card span {
    color: var(--muted);
    font-size: 0.9rem;
}

.pos-form {
    position: sticky;
    top: 20px;
}

.print-page {
    background: #f3f5f6;
    padding: 24px;
    font-family: "DejaVu Sans", Tahoma, sans-serif;
}

.print-toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.labels-sheet {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
}

.barcode-label {
    background: #fff;
    border: 1px solid #dbe4e7;
    border-radius: 18px;
    padding: 14px;
    min-height: 180px;
    display: grid;
    align-content: start;
    gap: 8px;
    box-shadow: 0 8px 24px rgba(18, 41, 56, 0.06);
}

.label-name {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.7;
}

.label-meta {
    color: var(--muted);
    font-size: 0.92rem;
}

.label-price {
    font-weight: 700;
    color: var(--accent-deep);
}

.label-svg svg {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 1100px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

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

    .grid-2,
    .grid-3,
    .form-grid,
    .two-col-list,
    .pos-layout {
        grid-template-columns: 1fr;
    }

    .pos-form {
        position: static;
    }
}

@media (max-width: 720px) {
    .main {
        padding: 18px;
    }

    .topbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar,
    .top-actions {
        width: 100%;
    }

    .btn {
        width: 100%;
    }
}

@media print {
    body.print-page {
        background: #fff;
        padding: 0;
    }

    .no-print {
        display: none !important;
    }

    .labels-sheet {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }

    .barcode-label {
        box-shadow: none;
        border-radius: 0;
        break-inside: avoid;
        page-break-inside: avoid;
    }
}