/* Arbiflow - Estilos principales */
:root {
    --bg: #0d1117;
    --bg-card: #161b22;
    --bg-input: #21262d;
    --border: #30363d;
    --text: #e6edf3;
    --text-muted: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #79b8ff;
    --success: #3fb950;
    --warning: #d29922;
    --radius: 8px;
    --radius-lg: 12px;
    --font-sans: 'DM Sans', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    margin: 0;
}

#app {
    display: grid;
    grid-template-rows: auto 1fr;
    min-height: 100vh;
    width: 100%;
}

.app-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    padding-bottom: 4rem;
}

/* Header */
.header {
    background: linear-gradient(135deg, #161b22 0%, #0d1117 100%);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.header-title {
    flex: 1;
    text-align: center;
}

.header-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text);
    margin: 0;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container--wide {
    max-width: 95%;
    width: 1600px;
}

/* Main */
.main {
    flex: 1;
    padding: 2rem 0;
}

/* Página de inicio */
.main-home {
    padding-top: 0;
}

.home-hero {
    background: linear-gradient(160deg, #1a1f28 0%, #0d1117 100%);
    border-bottom: 1px solid var(--border);
    padding: 2.5rem 1.5rem;
    margin-bottom: 2rem;
}

.home-hero-inner {
    max-width: 640px;
    margin: 0;
}

.home-title {
    font-size: 1.6rem;
    font-weight: 600;
    margin: 0 0 0.35rem 0;
    color: var(--text);
    letter-spacing: -0.02em;
}

.home-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

.container-home {
    max-width: 720px;
}

.home-btn-tool {
    display: flex;
    align-items: center;
    width: 100%;
    margin-top: 1rem;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    font-weight: 500;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
}

.home-btn-tool:hover {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.12);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.home-btn-tool::after {
    content: " →";
    margin-left: auto;
    color: var(--text-muted);
}

.home-btn-tool:hover::after {
    color: var(--accent);
}

.home-btn-tool + .home-btn-tool {
    margin-top: 0.75rem;
}

.home-hero-clientes {
    margin-top: 0;
}

.home-hero-clientes .home-subtitle {
    margin-bottom: 1rem;
}

.home-clientes-vacio {
    margin-top: 0.5rem;
    font-size: 0.95rem;
}

.main-cliente-avances {
    padding-top: 1rem;
}

.container-biggie {
    max-width: 1100px;
}

.biggie-hub-inner {
    padding-bottom: 2rem;
}

.biggie-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.biggie-nav-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.biggie-nav-btn:hover {
    color: var(--text);
    border-color: var(--accent);
}

.biggie-nav-btn.is-active {
    color: var(--text);
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.12);
}

.biggie-nav-badge {
    margin-left: 0.25rem;
    font-size: 0.8rem;
    opacity: 0.85;
}

.biggie-stock-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1rem;
}

.biggie-field--grow {
    flex: 1;
    min-width: 220px;
}

.biggie-stock-clear-all {
    margin-bottom: 0.15rem;
}

.biggie-stock-table-wrap {
    max-height: min(70vh, 520px);
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-top: 0.75rem;
}

.biggie-stock-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.biggie-stock-table th,
.biggie-stock-table td {
    padding: 0.5rem 0.65rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.biggie-stock-table th {
    position: sticky;
    top: 0;
    background: var(--bg-card);
    z-index: 1;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.biggie-stock-desc {
    max-width: 360px;
    line-height: 1.4;
}

.biggie-stock-code {
    font-size: 0.8rem;
}

.biggie-input--sm {
    max-width: 7rem;
    padding: 0.35rem 0.5rem;
    font-size: 0.85rem;
}

.biggie-stock-valor {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.biggie-loading,
.biggie-error {
    padding: 1rem 0;
}

.biggie-error {
    padding: 1rem 1.25rem;
    background: rgba(248, 81, 73, 0.08);
    border: 1px solid rgba(248, 81, 73, 0.35);
    border-radius: var(--radius);
}

.biggie-section {
    margin-top: 0.5rem;
}

.biggie-section--dash-vol .biggie-kpi-value {
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.biggie-dash-head {
    margin-bottom: 1.25rem;
}

.biggie-dash-head__title {
    margin-bottom: 0.35rem;
}

.biggie-dash-mathctx {
    margin: 0 0 0.35rem 0;
    padding: 0.45rem 0.65rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
    font-size: 0.82rem;
    line-height: 1.45;
    font-variant-numeric: tabular-nums;
    color: var(--text);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    word-break: break-word;
}

.biggie-dash-mathctx--sub {
    font-size: 0.78rem;
    margin-bottom: 0.75rem;
    border-left-color: rgba(88, 166, 255, 0.55);
}

.biggie-dash-hint {
    margin: 0;
    font-size: 0.78rem;
}

.biggie-dash-hint kbd {
    padding: 0.1em 0.35em;
    font-size: 0.85em;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-card);
}

.biggie-dash-distrib {
    margin: 0 0 0.75rem 0;
}

.biggie-dash-distrib__tag {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    font-size: 0.78rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    border-radius: 999px;
    border: 1px solid var(--accent);
    background: rgba(88, 166, 255, 0.1);
    color: var(--text);
}

.biggie-dash-details {
    margin-top: 1.75rem;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
}

.biggie-dash-details__sum {
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.biggie-dash-details__list {
    margin: 0.65rem 0 0 1.1rem;
    padding: 0;
    font-size: 0.88rem;
    line-height: 1.45;
    color: var(--text-muted);
}

.biggie-dash-details__list li {
    margin-bottom: 0.5rem;
}

.biggie-dash-details__list li:last-child {
    margin-bottom: 0;
}

/* —— Dashboard tiempos y flujos (esquema + KPI + tablas + Chart.js) —— */
.biggie-flujos-head {
    margin-bottom: 1rem;
}

.biggie-flujos-head__title {
    margin-bottom: 0.25rem;
}

.biggie-flujos-head__sub {
    margin: 0;
    font-size: 0.82rem;
}

.biggie-flujos-kpis {
    margin-bottom: 1.5rem;
}

.biggie-flujos-dash .biggie-kpi-value {
    font-size: clamp(1.35rem, 2.2vw, 1.65rem);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.biggie-kpi-unit {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.biggie-flujos-h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.biggie-flujo-scheme {
    padding: 1rem 1.1rem;
    margin-bottom: 1.75rem;
    max-width: 960px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
}

.biggie-flujo-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.35rem 0.5rem;
}

.biggie-flujo-row--main {
    margin-bottom: 0.35rem;
}

.biggie-flujo-row--split {
    gap: 1rem;
    margin: 0.25rem 0 0.35rem;
}

.biggie-flujo-row--out {
    margin-top: 0.25rem;
}

.biggie-flujo-box {
    min-width: 5.2rem;
    max-width: 11rem;
    padding: 0.55rem 0.65rem;
    text-align: center;
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--text);
    border: 2px solid rgba(88, 166, 255, 0.65);
    border-radius: var(--radius);
    background: rgba(88, 166, 255, 0.08);
}

.biggie-flujo-box--wide {
    max-width: 14rem;
}

.biggie-flujo-box--branch {
    border-color: rgba(63, 185, 80, 0.55);
    background: rgba(63, 185, 80, 0.07);
}

.biggie-flujo-n {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    opacity: 0.75;
    margin-bottom: 0.15rem;
    font-variant-numeric: tabular-nums;
}

.biggie-flujo-arr {
    font-size: 1.1rem;
    color: var(--accent);
    font-weight: 600;
    user-select: none;
}

.biggie-flujo-merge {
    text-align: center;
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1;
    margin: 0.15rem 0;
}

.biggie-flujos-tables {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.75rem;
    max-width: 1100px;
}

.biggie-flujos-table-wrap .biggie-flujos-h3 {
    margin-bottom: 0.4rem;
}

.biggie-flujos-table th,
.biggie-flujos-table td {
    font-size: 0.82rem;
}

.biggie-flujos-table td:nth-child(2) {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.8rem;
}

.biggie-flujos-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    max-width: 1100px;
}

.biggie-chart-box--wide-flujos {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 900px) {
    .biggie-flujos-charts {
        grid-template-columns: 1fr;
    }

    .biggie-chart-box--wide-flujos {
        max-width: none;
    }
}

.biggie-tiempos-params-grid {
    max-width: 920px;
}

.biggie-tiempos-params-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
    align-items: center;
}

.biggie-h2 {
    font-size: 1.35rem;
    font-weight: 600;
    margin: 0 0 0.75rem 0;
    letter-spacing: -0.02em;
}

.biggie-h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.35rem 0;
}

.biggie-lead {
    margin: 0 0 1.25rem 0;
    line-height: 1.55;
    max-width: 720px;
}

.biggie-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.biggie-kpi-grid--compact {
    margin-bottom: 0;
}

.biggie-kpi-card {
    padding: 1rem 1.1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.biggie-kpi-card--tip {
    position: relative;
    padding-right: 2rem;
    overflow: visible;
}

.biggie-kpi-tip-wrap {
    position: absolute;
    top: 0.4rem;
    right: 0.4rem;
    z-index: 3;
}

.biggie-kpi-hint {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.2rem;
    height: 1.2rem;
    padding: 0;
    line-height: 1;
    font-size: 0.72rem;
    font-weight: 700;
    font-family: inherit;
    border-radius: 50%;
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    background: var(--bg-card);
}

.biggie-kpi-hint:hover,
.biggie-kpi-hint:focus {
    color: var(--text);
    border-color: rgba(88, 166, 255, 0.55);
    outline: none;
}

.biggie-tooltip-popover {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    z-index: 200;
    width: min(22rem, calc(100vw - 2rem));
    max-height: 70vh;
    overflow-y: auto;
    margin: 0;
    padding: 0.65rem 0.8rem;
    font-size: 0.82rem;
    font-weight: 400;
    line-height: 1.5;
    text-align: left;
    text-transform: none;
    letter-spacing: normal;
    color: var(--text);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
}

.biggie-tooltip-popover-text {
    margin: 0;
}

.biggie-chart-h3--tip .biggie-chart-tip-wrap {
    position: relative;
    flex: 0 0 auto;
}

.biggie-chart-h3--tip .biggie-tooltip-popover {
    right: 0;
    left: auto;
    width: min(24rem, calc(100vw - 2rem));
}

.biggie-chart-box--tip .biggie-h3 {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.biggie-chart-hint {
    flex: 0 0 auto;
    width: 1.2rem;
    height: 1.2rem;
    line-height: 1.15rem;
    text-align: center;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 50%;
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    background: transparent;
    padding: 0;
    margin-top: 0.1rem;
}

.biggie-chart-hint:hover,
.biggie-chart-hint:focus {
    color: var(--text);
    border-color: rgba(88, 166, 255, 0.55);
}

.biggie-conclusiones {
    margin-top: 2rem;
    padding: 1.1rem 1.25rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(63, 185, 80, 0.35);
    background: rgba(63, 185, 80, 0.06);
    max-width: 920px;
}

.biggie-conclusiones h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.15rem;
}

.biggie-conclusiones ul {
    margin: 0;
    padding-left: 1.2rem;
    line-height: 1.55;
    font-size: 0.95rem;
}

.biggie-conclusiones li {
    margin-bottom: 0.65rem;
}

.biggie-conclusiones li:last-child {
    margin-bottom: 0;
}

.biggie-kpi-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.biggie-kpi-value {
    font-size: 1.5rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}

.biggie-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

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

.biggie-chart-box {
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.biggie-chart-box--tip {
    position: relative;
    overflow: visible;
}

.biggie-chart-box--tip > .biggie-chart-h3--tip {
    position: relative;
    z-index: 6;
}

.biggie-layout-zona-table-wrap {
    margin-top: 1rem;
    max-width: 920px;
}

.biggie-layout-zona-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.biggie-layout-zona-table th,
.biggie-layout-zona-table td {
    padding: 0.45rem 0.65rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.biggie-layout-zona-table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.biggie-prose .biggie-ol {
    margin: 0;
    padding-left: 1.25rem;
    line-height: 1.65;
    max-width: 800px;
}

.biggie-prose .biggie-ol li {
    margin-bottom: 0.75rem;
}

.biggie-steps {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    max-width: 820px;
}

.biggie-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.biggie-step-num {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid var(--border);
    border-radius: 50%;
}

.biggie-params-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.25rem;
    max-width: 900px;
}

.biggie-params-por-zona {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 960px;
}

.biggie-params-zona-block {
    padding: 1.25rem 1.35rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.biggie-params-zona-title {
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.biggie-params-zona-block .biggie-params-grid {
    max-width: none;
}

.biggie-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.biggie-field-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.biggie-field-hint {
    margin-top: 0.15rem;
}

.biggie-field .biggie-input {
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.biggie-field .biggie-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

.biggie-params-actions {
    margin-top: 1rem;
}

.cliente-avances-card {
    max-width: 640px;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.cliente-avances-intro {
    margin: 0 0 1rem 0;
    color: var(--text);
    line-height: 1.5;
}

.cliente-avances-actions .text-muted {
    margin-bottom: 1rem;
}

.cliente-avances-sin-url .text-muted {
    margin-bottom: 0.5rem;
}

.home-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.home-card {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
    padding: 1.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
}

.home-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.home-card-icon {
    font-size: 2.25rem;
    line-height: 1;
}

.home-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

.home-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0 0 1rem 0;
    line-height: 1.6;
    flex: 1;
}

.home-card-cta {
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 500;
}

.home-card-primary:hover {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.home-card-primary:hover .home-card-cta {
    color: var(--accent-hover);
}

.home-card-disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.home-card-disabled:hover {
    border-color: var(--border);
    background: var(--bg-card);
}

.home-card-cta-disabled {
    color: var(--text-muted);
}

/* Steps */
.steps {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.step:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--text);
}

.step.active {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.1);
    color: var(--accent);
}

.step.done {
    border-color: var(--success);
    color: var(--success);
}

.step:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--bg-input);
    border-radius: 50%;
    font-weight: 600;
}

.step.active .step-num {
    background: var(--accent);
    color: var(--bg);
}

/* Form */
.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.form-step {
    min-height: 320px;
}

.form-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--text);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.25rem;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

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

.subseccion-titulo {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin: 1.5rem 0 0.5rem;
}

.subseccion-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

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

.proteccion-field input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    accent-color: var(--accent);
    flex-shrink: 0;
}

.field-group {
    display: contents;
}

/* Grupos de dimensiones (primaria/secundaria) ocupan toda la fila para evitar superposición */
.field-group.full {
    grid-column: 1 / -1;
}

.field label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    cursor: help;
}

.field input,
.field select {
    padding: 0.6rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.field input:focus,
.field select:focus {
    outline: none;
    border-color: var(--accent);
}

.field input::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.field input.readonly {
    background: var(--bg-card);
    cursor: default;
    opacity: 0.9;
}

.field select option {
    background: var(--bg-card);
    color: var(--text);
}

/* Form actions */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

/* Buttons */
.btn {
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

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

.btn-secondary {
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-outline {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    color: var(--text);
    border-color: var(--text-muted);
}

/* Resultado */
.resultado {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.resultado-principal {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.resultado-card {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
}

.resultado-card.secundario {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.05);
}

.resultado-valor {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent);
    display: block;
}

.resultado-unidad {
    font-size: 1rem;
    color: var(--text-muted);
    margin-left: 0.25rem;
}

.resultado-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.desglose {
    margin-bottom: 1.5rem;
}

.desglose h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.desglose-table {
    width: 100%;
    border-collapse: collapse;
}

.desglose-table td {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.desglose-table td:first-child {
    text-transform: capitalize;
    color: var(--text-muted);
}

.desglose-table td:last-child {
    text-align: right;
    font-family: var(--font-mono);
}

.loading {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.opciones-pdf {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin: 1rem 0;
    padding: 1rem;
    background: var(--bg-input);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.field-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.field-inline label {
    font-size: 0.9rem;
    white-space: nowrap;
}

.field-inline select,
.field-inline input {
    padding: 0.4rem 0.6rem;
    min-width: 180px;
}

.acciones-resultado {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Modal cargar proyecto */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    max-width: 400px;
    width: 100%;
}

.modal-cargar-proyecto {
    display: flex;
    flex-direction: row;
    max-width: 700px;
    width: 100%;
}

.modal-proyectos-sidebar {
    flex: 0 0 280px;
    min-width: 0;
    border-right: 1px solid var(--border);
    padding-right: 1.5rem;
}

.modal-proyectos-sidebar h3 {
    margin-bottom: 1rem;
}

.modal-proyectos-sidebar .proyectos-lista {
    max-height: 60vh;
    overflow-y: auto;
}

.modal-proyectos-actions {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-left: 1.5rem;
    justify-content: flex-end;
}

.proyectos-lista {
    list-style: none;
    margin: 1rem 0;
}

.proyecto-item-wrap {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.proyecto-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    flex: 1;
    min-width: 0;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    cursor: pointer;
    text-align: left;
    transition: background 0.2s;
}

.proyecto-item:hover {
    background: var(--border);
}

.proyecto-item small {
    color: var(--text-muted);
    font-size: 0.8rem;
}

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

.small {
    font-size: 0.85rem;
}

/* Lista de cámaras en resultado */
.camaras-lista {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.camara-card {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
}

.camara-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.camara-total {
    margin-bottom: 0.5rem;
}

.desglose-mini {
    font-size: 0.85rem;
}

.desglose-mini td {
    padding: 0.2rem 0.5rem;
}

.btn-link {
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.btn-link:hover {
    text-decoration: underline;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

[x-cloak] {
    display: none !important;
}

/* Footer - fijado al pie de la página */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    border-top: 1px solid var(--border);
    padding: 1rem 0;
    background: var(--bg);
}

.footer .container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
    text-align: center;
}

/* Responsive */
@media (max-width: 640px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .resultado-principal {
        grid-template-columns: 1fr;
    }
    .steps {
        flex-wrap: nowrap;
    }
    .home-hero {
        padding: 2rem 1rem;
    }
    .home-title {
        font-size: 1.4rem;
    }
    .home-grid {
        grid-template-columns: 1fr;
    }
}

/* Diagrama proceso helado - Editor gráfico */
.main-diagrama {
    padding: 0;
    max-width: none;
    height: calc(100vh - 140px);
    min-height: 400px;
}

.diagrama-layout {
    display: grid;
    grid-template-columns: 220px 1fr 260px;
    height: 100%;
    gap: 0;
}

.diagrama-paleta {
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 1rem;
    overflow-y: auto;
}

.diagrama-paleta-title {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.diagrama-paleta-desc {
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.diagrama-paleta-grupo-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

.diagrama-paleta-grupo-label:first-child {
    margin-top: 0;
}

.diagrama-paleta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: var(--radius);
    cursor: grab;
    transition: background 0.15s;
}

.diagrama-paleta-item:hover {
    background: var(--bg-input);
}

.diagrama-paleta-item.is-selected {
    background: rgba(88, 166, 255, 0.2);
    border: 1px solid var(--accent);
}

.diagrama-paleta-item:active {
    cursor: grabbing;
}

.diagrama-paleta-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

/* Iconos con forma de equipo real en la paleta */
.diagrama-paleta-icon--shape {
    border-radius: 0;
    background: var(--paleta-color) !important;
    border: 1px solid rgba(255,255,255,0.5);
}

.diagrama-paleta-icon--img {
    padding: 0;
    overflow: hidden;
}

.diagrama-paleta-icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Tanque: cilindro vertical (rectángulo con bordes redondeados en la parte superior) */
.diagrama-paleta-icon--tanque_cal {
    border-radius: 40% 40% 0 0 / 30% 30% 0 0;
    height: 32px;
}

/* Bombas: círculo (impulsor centrífugo) */
.diagrama-paleta-icon--bomba_agua_caliente,
.diagrama-paleta-icon--bomba_agua_torre,
.diagrama-paleta-icon--bomba_agua_helada,
.diagrama-paleta-icon--bomba_mix_enfriar,
.diagrama-paleta-icon--bomba_mix_calentar {
    border-radius: 50%;
}

/* Placas: rectángulo con líneas horizontales (placas apiladas) */
.diagrama-paleta-icon--placa_enf_1,
.diagrama-paleta-icon--placa_enf_2,
.diagrama-paleta-icon--placa_enf_3,
.diagrama-paleta-icon--placa_cal,
.diagrama-paleta-icon--paquete_placas {
    background: repeating-linear-gradient(
        to bottom,
        var(--paleta-color) 0,
        var(--paleta-color) 4px,
        rgba(255,255,255,0.25) 4px,
        rgba(255,255,255,0.25) 6px
    ) !important;
}

.diagrama-paleta-label {
    font-size: 0.85rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.diagrama-canvas-wrap {
    display: flex;
    flex-direction: column;
    background: #1c2128;
    overflow: hidden;
    min-width: 0;
}

.helado-esquema-unificado .diagrama-canvas-wrap {
    min-width: 700px;
}

.diagrama-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.diagrama-toolbar-actions {
    display: flex;
    gap: 0.5rem;
}

.diagrama-toolbar-actions .btn.is-active {
    background: var(--accent, #3b82f6);
    color: #fff;
    border-color: var(--accent, #3b82f6);
}

.diagrama-canvas-container {
    flex: 1;
    overflow: auto;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.diagrama-jsplumb-container {
    position: relative;
    min-width: 1200px;
    min-height: 700px;
    width: 100%;
    background: #1c2128;
}

.diagrama-node {
    position: absolute;
    border: 2px solid rgba(255,255,255,0.6);
    border-radius: 6px;
    cursor: move;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4px;
}

.diagrama-node:hover {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}

.diagrama-node.is-selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent);
}

.diagrama-node.is-connecting-from {
    border-color: var(--success);
    box-shadow: 0 0 0 2px var(--success);
}

.diagrama-node-icon {
    flex: 1;
    min-height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.diagrama-node-icon-img {
    width: 85%;
    height: 85%;
    object-fit: contain;
}

.diagrama-node--has-icon .diagrama-node-icon-img {
    width: 100%;
    height: auto;
    max-height: 100%;
}

/* Iconos más grandes en placas y bombas */
.diagrama-node--placa_enf_1 .diagrama-node-icon,
.diagrama-node--placa_enf_2 .diagrama-node-icon,
.diagrama-node--placa_enf_3 .diagrama-node-icon,
.diagrama-node--placa_cal .diagrama-node-icon,
.diagrama-node--paquete_placas .diagrama-node-icon,
.diagrama-node--bomba_agua_caliente .diagrama-node-icon,
.diagrama-node--bomba_agua_torre .diagrama-node-icon,
.diagrama-node--bomba_agua_helada .diagrama-node-icon,
.diagrama-node--bomba_mix_enfriar .diagrama-node-icon,
.diagrama-node--bomba_mix_calentar .diagrama-node-icon {
    min-height: 36px;
    flex: 1.2;
}

.diagrama-node--placa_enf_1 .diagrama-node-icon-img,
.diagrama-node--placa_enf_2 .diagrama-node-icon-img,
.diagrama-node--placa_enf_3 .diagrama-node-icon-img,
.diagrama-node--placa_cal .diagrama-node-icon-img,
.diagrama-node--paquete_placas .diagrama-node-icon-img,
.diagrama-node--bomba_agua_caliente .diagrama-node-icon-img,
.diagrama-node--bomba_agua_torre .diagrama-node-icon-img,
.diagrama-node--bomba_agua_helada .diagrama-node-icon-img,
.diagrama-node--bomba_mix_enfriar .diagrama-node-icon-img,
.diagrama-node--bomba_mix_calentar .diagrama-node-icon-img {
    min-height: 36px;
    object-fit: contain;
}

.diagrama-node-label {
    font-size: 10px;
    color: #e6edf3;
    text-align: center;
    line-height: 1.3;
    margin-top: 4px;
}

/* jsPlumb overrides */
.jtk-connector {
    z-index: 5;
}

.jtk-endpoint {
    z-index: 6;
}
.jtk-endpoint svg circle,
.jtk-endpoint .jtk-endpoint-svg circle {
    stroke: #e6edf3 !important;
    stroke-width: 1.5 !important;
}

.jtk-overlay {
    z-index: 7;
}

/* Flechas de dirección visibles sobre fondo oscuro */
.jtk-overlay path,
.jtk-overlay polygon,
.jtk-overlay line {
    fill: #e6edf3 !important;
    stroke: #94a3b8 !important;
    stroke-width: 2 !important;
}


.diagrama-panel-datos {
    min-width: 220px;
}

.diagrama-panel-resultado {
    min-width: 240px;
}

.diagrama-panel-title {
    font-size: 1rem;
    margin-bottom: 1rem;
}

.diagrama-panel-content .text-muted {
    margin-bottom: 0.5rem;
}

/* Diagrama embebido en caso completo helado */
.helado-diagrama-editor {
    margin-top: 0;
}

.diagrama-layout-embed {
    height: 520px;
    grid-template-columns: 200px 1fr;
}

.diagrama-layout-embed .diagrama-panel-datos {
    display: none;
}

/* Esquema unificado: paleta + canvas + panel datos + panel resultado */
.diagrama-layout-unificado {
    height: 75vh;
    min-height: 580px;
    max-height: 900px;
    grid-template-columns: 200px minmax(500px, 1fr) 240px 260px;
}

.diagrama-panel {
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.diagrama-panel-resultado .diagrama-panel-resultado-content {
    font-size: 0.9rem;
}

.diagrama-panel-form .form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
}

/* Formato listado vertical: una variable por línea, fácil de leer */
.diagrama-panel-form .form-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    list-style: none;
    padding: 0;
    margin: 0;
}

.diagrama-panel-form .form-list .field {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.25rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.diagrama-panel-form .form-list .field:last-child {
    border-bottom: none;
}

.diagrama-panel-form .form-list .field label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.diagrama-panel-form .form-grid .field label {
    display: block;
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
    color: var(--text-muted);
}

.diagrama-panel-resultado {
    font-size: 0.9rem;
}

@media (max-width: 1200px) {
    .diagrama-layout,
    .diagrama-layout-unificado {
        grid-template-columns: 180px 1fr;
    }
    .diagrama-panel-datos,
    .diagrama-panel-resultado {
        display: none;
    }
}

@media (max-width: 560px) {
    .modal-cargar-proyecto {
        flex-direction: column;
    }
    .modal-proyectos-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding-right: 0;
        padding-bottom: 1rem;
    }
    .modal-proyectos-sidebar .proyectos-lista {
        max-height: 40vh;
    }
    .modal-proyectos-actions {
        padding-left: 0;
        padding-top: 1rem;
    }
}

/* ============ Lekker dashboard (reutiliza estilos biggie-*) ============ */
.container-lekker {
    max-width: 1280px;
}

.container-lekker .biggie-charts {
    gap: 1rem;
}

.container-lekker .biggie-chart-box {
    display: flex;
    flex-direction: column;
    padding: 0.9rem 1rem;
    height: 380px;
}

.container-lekker .biggie-chart-box > .biggie-h3 {
    margin: 0 0 0.4rem 0;
    font-size: 0.95rem;
    flex: 0 0 auto;
}

.container-lekker .biggie-chart-box > p,
.container-lekker .biggie-chart-box > .biggie-chart-caption {
    flex: 0 0 auto;
}

.container-lekker .biggie-chart-box > canvas {
    flex: 1 1 auto;
    width: 100% !important;
    min-height: 0;
    display: block;
    /* Chart.js deja el área del gráfico transparente; sin esto se ve --bg-card oscuro y las etiquetas oscuras no contrastan (solo se notan al imprimir/PDF con fondo claro). */
    background: #ffffff;
    border-radius: var(--radius);
}

.container-lekker .biggie-chart-box[style*="1 / -1"],
.container-lekker .biggie-chart-box.biggie-chart-box--wide {
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    height: 440px;
}

@media (max-width: 720px) {
    .container-lekker .biggie-chart-box {
        height: 300px;
    }
    .container-lekker .biggie-chart-box[style*="1 / -1"],
    .container-lekker .biggie-chart-box.biggie-chart-box--wide {
        height: 320px;
    }
}

.lekker-hub-inner .biggie-nav-btn.is-active {
    background: rgba(255, 111, 165, 0.18);
    border-color: rgba(255, 111, 165, 0.55);
    color: #ff6fa5;
}

.lekker-filter-bar {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
    margin: 0.5rem 0 0.75rem 0;
}

.lekker-org-list {
    margin: 0.5rem 0 0 1.1rem;
    padding: 0;
    columns: 2;
    column-gap: 1.5rem;
    font-size: 0.88rem;
    line-height: 1.45;
}

@media (max-width: 720px) {
    .lekker-org-list {
        columns: 1;
    }
}

.biggie-layout-zona-table tr.is-total td {
    font-weight: 600;
    background: rgba(255, 111, 165, 0.08);
}

.lekker-top-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

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