/* =========================================================
   SYSTIMES DESIGN SYSTEM
   Base visual para web interna
   Línea: FoodTech Premium / Systimes
   Versión: 1.0.0
   ========================================================= */

:root {
  /* =========================
     PRIMARY / BRAND
     ========================= */
  --color-primary-ultraLight: #FFE5E3;
  --color-primary-light: #FF6B5E;
  --color-primary: #FF3B30;
  --color-primary-dark: #C92A22;
  --color-primary-contrast: #FFFFFF;

  /* =========================
     NEUTRALS / BACKGROUNDS
     ========================= */
  --color-bg-main: #F2F2F5;
  --color-bg-soft: #FAFAFA;
  --color-bg-panel: #FFFFFF;
  --color-bg-dark: #1C1C1E;
  --color-bg-dark-soft: #2A2A2D;

  /* =========================
     TEXT
     ========================= */
  --color-text-main: #1C1C1E;
  --color-text-secondary: #8E8E93;
  --color-text-soft: #AEAEB2;
  --color-text-light: #FFFFFF;

  /* =========================
     BORDERS / LINES
     ========================= */
  --color-border-light: #E5E5EA;
  --color-border-medium: #D1D1D6;
  --color-border-dark: #3A3A3C;

  /* =========================
     STATES
     ========================= */
  --color-success: #34C759;
  --color-success-soft: #E8F8ED;

  --color-warning: #FF9500;
  --color-warning-soft: #FFF4E5;

  --color-error: #FF3B30;
  --color-error-soft: #FFE5E3;

  --color-info: #007AFF;
  --color-info-soft: #E5F1FF;

  /* =========================
     SHADOWS
     ========================= */
  --shadow-soft: 0 2px 8px rgba(28, 28, 30, 0.06);
  --shadow-medium: 0 4px 16px rgba(28, 28, 30, 0.10);

  /* =========================
     RADIUS
     ========================= */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  /* =========================
     SPACING
     ========================= */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;

  /* =========================
     TYPOGRAPHY
     ========================= */
  --font-family-base: "Inter", "Segoe UI", Arial, sans-serif;

  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 20px;
  --font-size-2xl: 28px;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* =========================
     TRANSITIONS
     ========================= */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* =========================================================
   RESET BÁSICO
   ========================================================= */

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-base);
  font-size: var(--font-size-md);
  background: var(--color-bg-main);
  color: var(--color-text-main);
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-3);
  color: var(--color-text-main);
  font-weight: var(--font-weight-semibold);
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: 24px; }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p {
  margin: 0 0 var(--space-3);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

small {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.text-muted    { color: var(--color-text-secondary); }
.text-soft     { color: var(--color-text-soft); }
.text-light    { color: var(--color-text-light); }
.text-primary  { color: var(--color-primary); }
.text-success  { color: var(--color-success); }
.text-warning  { color: var(--color-warning); }
.text-error    { color: var(--color-error); }
.text-info     { color: var(--color-info); }

/* =========================================================
   LAYOUT
   ========================================================= */

.page {
  min-height: 100vh;
  background: linear-gradient(to bottom, var(--color-bg-soft), var(--color-bg-main));
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-6);
  flex: 1;
}

.section {
  margin-bottom: var(--space-6);
}

/* =========================================================
   NAVBAR / TOPBAR
   ========================================================= */

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 64px;
  padding: 0 var(--space-6);
  background: var(--color-bg-panel);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-soft);
}

.navbar-left,
.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-main);
  text-decoration: none;
}

.navbar-brand img {
  height: 28px;
  width: auto;
}

.nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-link:hover {
  background: var(--color-bg-main);
  color: var(--color-text-main);
}

.nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-ultraLight);
}

/* =========================================================
   SIDEBAR
   ========================================================= */

.sidebar {
  width: 240px;
  background: var(--color-bg-panel);
  border-right: 1px solid var(--color-border-light);
  padding: var(--space-4);
}

.sidebar-title {
  margin-bottom: var(--space-4);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 12px;
  margin-bottom: var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sidebar-link:hover {
  background: var(--color-bg-main);
  color: var(--color-text-main);
}

.sidebar-link.active {
  background: var(--color-primary-ultraLight);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

/* =========================================================
   CARDS / PANELS
   ========================================================= */

.card,
.panel {
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.card {
  padding: var(--space-5);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-main);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 40px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-family-base);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  text-decoration: none;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-contrast);
}

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

.btn-secondary {
  background: var(--color-bg-panel);
  color: var(--color-text-main);
  border-color: var(--color-border-medium);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-bg-main);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--color-bg-main);
  color: var(--color-text-main);
}

.btn-success {
  background: var(--color-success);
  color: #FFFFFF;
}

.btn-success:hover:not(:disabled) {
  background: #28a045;
}

.btn-warning {
  background: var(--color-warning);
  color: #FFFFFF;
}

.btn-warning:hover:not(:disabled) {
  background: #cc7700;
}

.btn-danger {
  background: var(--color-error);
  color: #FFFFFF;
}

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

.btn-sm {
  height: 32px;
  padding: 0 12px;
  font-size: var(--font-size-sm);
}

.btn-lg {
  height: 48px;
  padding: 0 24px;
  font-size: var(--font-size-lg);
}

/* =========================================================
   FORMS
   ========================================================= */

.form-group {
  margin-bottom: var(--space-4);
}

.form-row {
  display: flex;
  gap: var(--space-4);
}

.form-row .form-group {
  flex: 1;
}

.label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-main);
}

.label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.input,
.select,
.textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-main);
  font-size: var(--font-size-md);
  font-family: var(--font-family-base);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.input:focus,
.select:focus,
.textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 59, 48, 0.12);
}

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

.input-error,
.select-error,
.textarea-error {
  border-color: var(--color-error);
}

.input-error:focus,
.select-error:focus,
.textarea-error:focus {
  box-shadow: 0 0 0 3px rgba(255, 59, 48, 0.12);
}

.help-text {
  margin-top: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.help-text.error {
  color: var(--color-error);
}

.textarea {
  min-height: 100px;
  resize: vertical;
}

/* =========================================================
   TABLES
   ========================================================= */

.table-wrapper {
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

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

.table thead {
  background: var(--color-bg-soft);
}

.table th,
.table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  font-size: var(--font-size-sm);
}

.table th {
  color: var(--color-text-main);
  font-weight: var(--font-weight-semibold);
}

.table td {
  color: var(--color-text-secondary);
}

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

.table tbody tr:hover {
  background: rgba(255, 59, 48, 0.03);
}

.table-actions {
  display: flex;
  gap: var(--space-2);
}

/* =========================================================
   BADGES
   ========================================================= */

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.badge-primary { background: var(--color-primary-ultraLight); color: var(--color-primary-dark); }
.badge-success { background: var(--color-success-soft);       color: var(--color-success); }
.badge-warning { background: var(--color-warning-soft);       color: var(--color-warning); }
.badge-error   { background: var(--color-error-soft);         color: var(--color-error); }
.badge-info    { background: var(--color-info-soft);          color: var(--color-info); }

/* =========================================================
   ALERTS
   ========================================================= */

.alert {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
}

.alert-success { background: var(--color-success-soft); color: var(--color-success); border-color: rgba(52,199,89,0.20); }
.alert-warning { background: var(--color-warning-soft); color: var(--color-warning); border-color: rgba(255,149,0,0.20); }
.alert-error   { background: var(--color-error-soft);   color: var(--color-error);   border-color: rgba(255,59,48,0.20); }
.alert-info    { background: var(--color-info-soft);    color: var(--color-info);    border-color: rgba(0,122,255,0.20); }

/* =========================================================
   STATUS BAR / FOOTER
   ========================================================= */

.statusbar {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0;
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* Columnas auto: las 4 primeras se reparten el espacio por igual */
.statusbar-col {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  overflow: hidden;
  border-right: 1px solid rgba(255,255,255,0.1);
  height: 44px;
}

/* Columna fija: se adapta al contenido (botón config) */
.statusbar-col-fixed {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  height: 44px;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-soft);
}

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

/* =========================================================
   WATERMARK / BRAND BACKGROUND
   ========================================================= */

.brand-watermark {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  user-select: none;
}

.brand-watermark img {
  width: min(42vw, 540px);
  max-width: 80%;
  opacity: 0.06;
}

/* =========================================================
   MODAL
   ========================================================= */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.40);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: var(--color-bg-panel);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-medium);
  padding: var(--space-6);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.modal-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-main);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

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

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

/* =========================================================
   DIVIDERS
   ========================================================= */

.divider {
  border: none;
  border-top: 1px solid var(--color-border-light);
  margin: var(--space-4) 0;
}

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

.d-flex         { display: flex; }
.d-grid         { display: grid; }
.d-none         { display: none; }
.align-center   { align-items: center; }
.align-start    { align-items: flex-start; }
.align-end      { align-items: flex-end; }
.justify-center  { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.flex-wrap      { flex-wrap: wrap; }
.flex-col       { flex-direction: column; }
.flex-1         { flex: 1; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }

.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }

.font-medium   { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold     { font-weight: var(--font-weight-bold); }

.rounded    { border-radius: var(--radius-md); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.shadow-soft   { box-shadow: var(--shadow-soft); }
.shadow-medium { box-shadow: var(--shadow-medium); }

.bg-main  { background: var(--color-bg-main); }
.bg-soft  { background: var(--color-bg-soft); }
.bg-panel { background: var(--color-bg-panel); }
.bg-dark  { background: var(--color-bg-dark); }

.w-full    { width: 100%; }
.h-full    { height: 100%; }
.overflow-hidden { overflow: hidden; }

.cursor-pointer { cursor: pointer; }
.user-select-none { user-select: none; }