/**
 * Layout CSS Global — Design System SGI FERMAR
 * Estilo: Vercel / Linear / Stripe
 * Componentes base: btn, input, select, card, badge, alert, table
 */

/* ============================================
   ESTRUCTURA BÁSICA
   ============================================ */

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background-color: var(--color-background);
    line-height: var(--line-height-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   CONTENEDOR PRINCIPAL DE LA APP
   ============================================ */

.app-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ============================================
   UTILIDADES GLOBALES
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.hidden {
    display: none !important;
}

/* ============================================
   TIPOGRAFÍA GLOBAL
   ============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    letter-spacing: var(--letter-spacing-tight);
}

h1 {
    font-size: var(--font-size-3xl);
}

h2 {
    font-size: var(--font-size-2xl);
}

h3 {
    font-size: var(--font-size-xl);
}

h4 {
    font-size: var(--font-size-lg);
}

h5 {
    font-size: var(--font-size-base);
}

h6 {
    font-size: var(--font-size-sm);
}

p {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

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

a:hover {
    color: var(--color-primary-dark);
}

/* ============================================
   BOTONES — Vercel style
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    font-family: inherit;
    line-height: 1.25;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast) var(--ease-default);
    border: 1px solid transparent;
    text-decoration: none;
    white-space: nowrap;
    outline: none;
}

.btn:focus-visible {
    box-shadow: var(--shadow-focus);
}

.btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Primary — azul brand */
.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
}

/* Secondary — borde gris suave */
.btn--secondary {
    background: var(--color-white);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn--secondary:hover {
    background: var(--color-gray-50);
    border-color: var(--color-border-strong);
}

/* Danger */
.btn--danger {
    background: var(--color-danger);
    color: var(--color-white);
    border-color: var(--color-danger);
}

.btn--danger:hover {
    background: #dc2626;
    border-color: #dc2626;
}

/* Ghost — sin borde, sin fondo */
.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border-color: transparent;
}

.btn--ghost:hover {
    background: var(--color-gray-100);
    color: var(--color-text-primary);
}

/* Tamaños */
.btn--sm {
    padding: 4px 10px;
    font-size: var(--font-size-xs);
}

.btn--lg {
    padding: 10px 20px;
    font-size: var(--font-size-base);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================
   ENLACE GLOBAL DE REGRESO
   ============================================ */

.app-back-link-wrap {
    margin: 0 0 18px;
}

.app-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    max-width: 100%;
    padding: 8px 16px 8px 12px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background: #ffffff;
    color: #374151;
    font-size: .82rem;
    font-weight: 600;
    text-decoration: none;
    transition: background-color .16s ease, border-color .16s ease, color .16s ease;
}

.app-back-link:hover {
    background: #f9fafb;
    border-color: #d1d5db;
    color: #111827;
}

.app-back-link:focus-visible {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(29, 161, 242, 0.14);
}

.app-back-link__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #6b7280;
}

.app-back-link__icon i {
    width: 16px;
    height: 16px;
}

.app-back-link__body {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 4px;
}

.app-back-link__eyebrow {
    font-size: .82rem;
    font-weight: 500;
    color: #6b7280;
}

.app-back-link__label {
    font-size: .82rem;
    font-weight: 600;
    color: #374151;
}

.app-back-link__meta {
    display: none;
}

@media (max-width: 768px) {
    .app-back-link-wrap {
        margin-bottom: 14px;
    }

    .app-back-link {
        width: 100%;
        padding: 8px 14px 8px 10px;
    }
}

/* ============================================
   INPUTS — Vercel style
   ============================================ */

.input,
.select,
.textarea {
    width: 100%;
    padding: 8px 12px;
    font-size: var(--font-size-sm);
    font-family: inherit;
    color: var(--color-text-primary);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: box-shadow var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
    outline: none;
}

.input:focus,
.select:focus,
.textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.input::placeholder,
.textarea::placeholder {
    color: var(--color-text-tertiary);
}

.input:disabled,
.select:disabled,
.textarea:disabled {
    background: var(--color-gray-50);
    color: var(--color-text-disabled);
    cursor: not-allowed;
}

/* Input con icono */
.input-group {
    position: relative;
}

.input-group .input {
    padding-left: 36px;
}

.input-group__icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--color-text-tertiary);
    pointer-events: none;
}

/* ============================================
   FORM CONTROL — Unificado (reemplaza 5 definiciones)
   ============================================ */

.form-control {
    width: 100%;
    padding: 8px 12px;
    font-size: var(--font-size-sm);
    font-family: inherit;
    color: var(--color-text-primary);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: box-shadow var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
    outline: none;
    line-height: var(--line-height-normal);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-control::placeholder {
    color: var(--color-text-tertiary);
}

.form-control:disabled {
    background: var(--color-gray-50);
    color: var(--color-text-disabled);
    cursor: not-allowed;
}

/* Select nativo — aspecto Vercel */
select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a3a3a3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
    padding-right: 34px;
    cursor: pointer;
}

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

.form-group label,
.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: 6px;
}

/* ============================================
   CARDS — Vercel (borde 1px, sombra sutil, SIN tinte azul)
   ============================================ */

.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
    transition: box-shadow var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-sm);
}

.card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    border-bottom: 1px solid var(--color-border);
}

.card__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.card__footer {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--color-border);
}

/* ============================================
   ALERTAS GLOBALES
   ============================================ */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-sm);
    border: 1px solid;
}

.alert--success {
    background: var(--color-success-lightest);
    border-color: var(--color-success-light);
    color: #065f46;
}

.alert--error {
    background: var(--color-danger-lightest);
    border-color: var(--color-danger-light);
    color: #991b1b;
}

.alert--warning {
    background: var(--color-warning-lightest);
    border-color: var(--color-warning-light);
    color: #92400e;
}

.alert--info {
    background: var(--color-primary-lightest);
    border-color: var(--color-primary-lighter);
    color: var(--color-primary-darker);
}

.alert__icon svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.alert__content {
    flex: 1;
}

.alert__title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 2px;
}

.alert__message {
    font-size: var(--font-size-sm);
}

/* ============================================
   BADGES — Vercel (con borde sutil)
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    border: 1px solid transparent;
    line-height: 1.5;
}

.badge--primary {
    background: var(--color-primary-lightest);
    color: var(--color-primary-dark);
    border-color: rgba(29, 161, 242, 0.15);
}

.badge--success {
    background: var(--color-success-lightest);
    color: #065f46;
    border-color: rgba(16, 185, 129, 0.15);
}

.badge--warning {
    background: var(--color-warning-lightest);
    color: #92400e;
    border-color: rgba(245, 158, 11, 0.15);
}

.badge--danger {
    background: var(--color-danger-lightest);
    color: #991b1b;
    border-color: rgba(239, 68, 68, 0.15);
}

.badge--neutral {
    background: var(--color-gray-100);
    color: var(--color-text-secondary);
    border-color: var(--color-border);
}

/* ============================================
   TABLA BASE — Vercel style
   ============================================ */

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table thead th {
    padding: 10px 16px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-tertiary);
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
    background: transparent;
}

.table tbody td {
    padding: 12px 16px;
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.table tbody tr:hover {
    background: var(--color-gray-50);
}

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

/* ============================================
   EMPTY STATE
   ============================================ */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-12) var(--spacing-6);
    text-align: center;
}

.empty-state__icon {
    width: 48px;
    height: 48px;
    color: var(--color-text-disabled);
    margin-bottom: var(--spacing-4);
}

.empty-state__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2);
}

.empty-state__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    max-width: 320px;
}

/* ============================================
   LOADING SPINNER
   ============================================ */

.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner--sm {
    width: 16px;
    height: 16px;
}

.spinner--lg {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   ANIMACIONES
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    animation: fadeIn var(--transition-base) var(--ease-out);
}

.animate-fade-in-up {
    animation: fadeInUp var(--transition-base) var(--ease-out);
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

/* ============================================
   SCROLLBAR — heredado de reset.css
   ============================================ */

/* ============================================
   FOCUS VISIBLE
   ============================================ */

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   SELECTION
   ============================================ */

::selection {
    background: var(--color-primary-lighter);
    color: var(--color-primary-darker);
}