/* ===========================================
   CORE CSS - Global Styles & Components
   Shared across all pages (dashboard, landing, auth)
   Variables, buttons, forms, cards, utilities
   =========================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* === MAURICIO CORE IDENTITY (INMUTABLE) === */
  --brand-accent: #0052FF;
  --brand-accent-hover: #0041CC;
  --brand-accent-glow: rgba(0, 82, 255, 0.15);
  --brand-success: #10B981;
  --brand-warning: #F59E0B;
  --brand-danger: #EF4444;
  --brand-info: #3B82F6;

  /* === RESTAURANT CUSTOMIZABLE (LIMITADO) === */
  --restaurant-primary: var(--brand-accent);
  --restaurant-secondary: var(--brand-success);
  --restaurant-surface: #FFFFFF;
  --restaurant-border: #E2E8F0;

  /* === VARIABLES COMPAT (MIGRACIÓN) === */
  --accent-blue: var(--brand-accent);
  --accent-blue-hover: var(--brand-accent-hover);
  --accent-blue-glow: var(--brand-accent-glow);
  --color-success: var(--brand-success);
  --color-warning: var(--brand-warning);
  --color-danger: var(--brand-danger);
  --color-info: var(--brand-info);

  /* Paleta de Colores Minimalista y Premium */
  --bg-light: #F8FAFC;
  --bg-dark: #0A0F1D;
  --surface-white: #FFFFFF;
  --surface-card-light: #FFFFFF;
  --surface-card-dark: #111827;
  --surface-sidebar: #0F172A;
  
  --text-main: #0F172A;
  --text-main-dark: #F3F4F6;
  --text-muted: #64748B;
  --text-muted-dark: #9CA3AF;
  
  --border-color: #E2E8F0;
  --border-color-dark: #1F2937;
  
  /* Fonts & Shadows */
  --font-sans: 'Plus Jakarta Sans', 'Inter', sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-premium: 0 20px 25px -5px rgba(0, 82, 255, 0.08), 0 10px 10px -5px rgba(0, 82, 255, 0.04);
}

/* Base resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  height: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-light);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

/* Accessibility focus rings */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

/* Responsive Touch-Target Minimums */
button, a.btn, select, input[type="submit"] {
  min-height: 44px;
  min-width: 44px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94A3B8;
}

/* Dark mode utility class */
body.dark-theme {
  background-color: var(--bg-dark);
  color: var(--text-main-dark);
}

/* Notification Flashes */
.flash-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 400px;
  width: calc(100% - 48px);
}

.flash-message {
  padding: 16px 20px;
  border-radius: 8px;
  color: #FFFFFF;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  animation: slideIn 0.3s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.flash-message--success { background-color: var(--color-success); }
.flash-message--error { background-color: var(--color-danger); }
.flash-message--warning { background-color: var(--color-warning); }
.flash-message--info { background-color: var(--color-info); }

.flash-message__close {
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 1.2rem;
  cursor: pointer;
  margin-left: 12px;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.flash-message__close:hover {
  opacity: 1;
}

@keyframes slideIn {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ===========================================
   STANDARD BUTTONS SYSTEM
   =========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  background: none;
  color: var(--text-main);
  font-family: var(--font-sans);
  user-select: none;
  white-space: nowrap;
  line-height: 1.2;
}

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

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

.btn--primary:hover {
  background-color: var(--brand-accent-hover);
  box-shadow: 0 4px 12px rgba(0, 82, 255, 0.15);
}

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

.btn--danger:hover {
  background-color: #DC2626;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.btn--secondary {
  background-color: #FFFFFF;
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn--secondary:hover {
  background-color: var(--bg-light);
  border-color: #CBD5E1;
}

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

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

.btn--text {
  background-color: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.4rem 0.8rem;
  min-height: auto;
  min-width: auto;
}

.btn--text:hover {
  color: var(--text-main);
  background-color: rgba(0, 0, 0, 0.03);
}

/* ===========================================
   AUTH FORM STYLES
   =========================================== */
.auth-form__group {
  margin-bottom: 1.25rem;
}

.auth-form__label {
  display: block;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: 0.5px;
}

.auth-form__input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-main);
  background-color: #FFFFFF;
  transition: var(--transition-smooth);
}

.auth-form__input:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.1);
}

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

.auth-form__select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-main);
  background-color: #FFFFFF;
  transition: var(--transition-smooth);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.auth-form__select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.1);
}

.auth-form__select option {
  background-color: #FFFFFF;
  color: var(--text-main);
}

/* ===========================================
   MODULE CARD STYLES
   =========================================== */
.module-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  min-height: 320px;
}

/* Dark mode overrides */
body.dark-theme .module-card {
  background-color: #FFFFFF;
  border-color: var(--border-color);
}

body.dark-theme .auth-form__input {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color-dark);
  color: var(--text-main-dark);
}

body.dark-theme .auth-form__label {
  color: var(--text-muted-dark);
}

body.dark-theme .auth-form__select {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color-dark);
  color: var(--text-main-dark);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239CA3AF' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

body.dark-theme .auth-form__select option {
  background-color: var(--surface-card-dark);
  color: var(--text-main-dark);
}

body.dark-theme .btn--secondary {
  background-color: var(--surface-card-dark);
  border-color: var(--border-color-dark);
  color: var(--text-main-dark);
}

body.dark-theme .btn--secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--text-muted-dark);
}

/* ===========================================
   RESTAURANT VARIANTS (LIMITED CUSTOMIZATION)
   =========================================== */

/* Variant: Pastelería (Default) */
body.variant-pastry {
  --restaurant-primary: #E87A90;
  --restaurant-secondary: #F472B6;
}

/* Variant: Japones */
body.variant-japanese {
  --restaurant-primary: #2E7D32;
  --restaurant-secondary: #4CAF50;
}

/* Variant: Italiano */
body.variant-italian {
  --restaurant-primary: #C62828;
  --restaurant-secondary: #E57373;
}

/* Variant: Pizzería */
body.variant-pizzeria {
  --restaurant-primary: #F59E0B;
  --restaurant-secondary: #FFB74D;
}

/* Variant: Steakhouse */
body.variant-steakhouse {
  --restaurant-primary: #D84315;
  --restaurant-secondary: #FF7043;
}