/* ============ Tokens de diseño ============ */
:root {
    --color-bg: #faf9f7;
    --color-surface: #ffffff;
    --color-text: #1d2b32;
    --color-text-muted: #5f6b70;
    --color-border: #d9d4cb;
    --color-accent: #7c3aed;
    --color-accent-hover: #6d28d9;
    --color-blue: #3b82f6;
    --color-blue-hover: #2563eb;
    --color-danger: #ef4444;
    --color-danger-hover: #dc2626;
    --color-success: #16a34a;
    --color-warning: #b45309;
    --color-error: #c0152f;
    --color-info: #1976d2;
    --color-secondary: rgba(94, 82, 64, 0.10);
    --color-secondary-hover: rgba(94, 82, 64, 0.18);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 10px 28px rgba(0, 0, 0, 0.16);

    --font-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #1c1e1f;
        --color-surface: #262829;
        --color-text: #ececec;
        --color-text-muted: #a3a8aa;
        --color-border: #3e4243;
        --color-secondary: rgba(160, 160, 160, 0.14);
        --color-secondary-hover: rgba(160, 160, 160, 0.24);
        --color-success: #4ade80;
        --color-warning: #fbbf24;
        --color-error: #f87171;
        --color-info: #60a5fa;
    }
}

/* ============ Base ============ */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-family: var(--font-base);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

body {
    margin: 0;
    background-color: var(--color-bg);
    color: var(--color-text);
}

/* ============ Encabezado ============ */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px 24px;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.app-header__brand {
    font-size: 18px;
    font-weight: 700;
}

.app-header__actions {
    display: flex;
    gap: 8px;
}

.tabs {
    display: flex;
    gap: 8px;
}

.tab {
    padding: 8px 20px;
    border: 2px solid var(--color-accent);
    background: transparent;
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s, color 0.15s;
}

.tab:hover,
.tab--active {
    background-color: var(--color-accent);
    color: #fff;
}

.icon-btn {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    line-height: 1;
}

.icon-btn:hover {
    background-color: var(--color-secondary);
}

/* ============ Contenido ============ */
.main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 28px 24px 64px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 4px;
}

.page-subtitle {
    color: var(--color-text-muted);
    margin: 0 0 24px;
}

.section-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

details.card > summary {
    cursor: pointer;
    list-style-position: inside;
}

details.card .card__body {
    margin-top: 16px;
}

/* ============ Formularios ============ */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 16px 0 20px;
}

.field {
    display: flex;
    flex-direction: column;
}

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

.field__label {
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 6px;
}

.field__label .optional {
    color: var(--color-text-muted);
    font-weight: 400;
}

.input,
select.input {
    padding: 9px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    background-color: var(--color-surface);
    color: var(--color-text);
}

.input:focus,
select.input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
}

.hint {
    font-size: 12px;
    color: var(--color-text-muted);
    margin: 8px 0;
}

/* ============ Botones ============ */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-secondary);
    color: var(--color-text);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.15s;
}

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

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

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

.btn--primary:hover:not(:disabled) {
    background-color: var(--color-accent-hover);
}

.btn--blue {
    background-color: var(--color-blue);
    border-color: var(--color-blue);
    color: #fff;
}

.btn--blue:hover {
    background-color: var(--color-blue-hover);
}

.btn--danger {
    background-color: var(--color-danger);
    border-color: var(--color-danger);
    color: #fff;
}

.btn--danger:hover {
    background-color: var(--color-danger-hover);
}

.btn--small {
    padding: 5px 12px;
    font-size: 12px;
    white-space: nowrap;
}

.btn--block {
    width: 100%;
}

/* ============ Exportar / importar ============ */
.transfer-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: -8px 0 24px;
}

.transfer-row .hint {
    margin: 0;
}

/* ============ Tablas de revisión ============ */
.section-head {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
}

.section-head > :last-child {
    margin-left: auto;
}

.count-badge {
    font-size: 12px;
    color: var(--color-text-muted);
}

.table-wrap {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin-bottom: 16px;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.table th {
    background-color: var(--color-secondary);
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.table td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--color-border);
}

.table tr:last-child td {
    border-bottom: none;
}

.table input,
.table select {
    width: 100%;
    min-width: 60px;
    padding: 6px 8px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-family: inherit;
    background-color: var(--color-surface);
    color: var(--color-text);
}

/* ============ Estado / mensajes ============ */
.status {
    margin-top: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 13px;
    background-color: var(--color-secondary);
}

.status--info { color: var(--color-info); }
.status--success { color: var(--color-success); }
.status--warning { color: var(--color-warning); }
.status--error { color: var(--color-error); }

.is-error {
    color: var(--color-error) !important;
}

/* ============ Logos en configuración ============ */
.logo-preview {
    margin-top: 10px;
    padding: 14px;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-sm);
    text-align: center;
    min-height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-preview img {
    max-width: 150px;
    max-height: 60px;
    object-fit: contain;
}

.logo-preview--empty {
    color: var(--color-text-muted);
    font-size: 12px;
}

/* ============ Modales (dialog nativo) ============ */
dialog.modal {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    color: var(--color-text);
    padding: 28px;
    width: min(720px, 92vw);
    max-height: 88vh;
    box-shadow: var(--shadow-lg);
}

dialog.modal::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal__title {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

.modal__close {
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    color: var(--color-text-muted);
}

.modal__close:hover {
    color: var(--color-text);
}

.modal__section {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.modal__section:last-child {
    border-bottom: none;
}

.modal__section h3 {
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 10px;
}

.inline-controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Evita el desborde horizontal en móvil: los input[type=file] tienen un
   ancho mínimo intrínseco mayor que la pantalla si no se les limita. */
.inline-controls > .input {
    min-width: 0;
}

dialog.modal .input {
    max-width: 100%;
}

dialog.modal {
    overflow-x: hidden;
}

/* ============ Vista previa de impresión ============ */
#previewSection {
    display: none;
}

body.preview-open .mode-panels {
    display: none;
}

body.preview-open #previewSection {
    display: block;
}

.preview__toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 8px;
}

.preview__info {
    font-size: 13px;
    color: var(--color-text-muted);
}

.preview__tip {
    font-size: 12px;
    color: var(--color-text-muted);
    margin: 0 0 16px;
}

.preview__host {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 16px;
    overflow: auto;
}

/* Imagen del vale */
.voucher-preview img {
    max-width: 100%;
    max-height: 300px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: block;
    margin-bottom: 12px;
}

/* ============ Toasts ============ */
.toast-host {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 2000;
}

.toast {
    padding: 10px 18px;
    border-radius: var(--radius-md);
    background-color: var(--color-text);
    color: var(--color-bg);
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.25s, transform 0.25s;
    max-width: 90vw;
}

.toast--visible {
    opacity: 1;
    transform: translateY(0);
}

.toast--success { background-color: #15803d; color: #fff; }
.toast--error { background-color: #b91c1c; color: #fff; }
.toast--warning { background-color: #b45309; color: #fff; }

/* ============ Responsive ============ */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .main {
        padding: 20px 14px 48px;
    }
}