/**
 * ==============================================================================
 * SISTEMA DE DISEÑO - PANTALLA DE LOGIN SPLIT-SCREEN EMPRESARIAL
 * ==============================================================================
 * 
 * Estructura de Grado Médico Institucional:
 * 1. Split-Screen Layout:
 *    - Panel Izquierdo: Branding institucional, pilares de confianza y acreditación.
 *    - Panel Derecho: Formulario de autenticación estandarizado y sobrio.
 * 2. Estandarización Estricta:
 *    - Todos los inputs y botones miden exactamente 46px de altura.
 *    - Todas las etiquetas (labels) miden 13px con font-weight 600.
 * 3. 100% Centralización en Variables CSS:
 *    - Todos los colores, fondos, bordes y acentos definidos en :root.
 * 
 * @author Webnatcore S.A.C.
 * ==============================================================================
 */

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

:root {
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Paleta Sobria y Ejecutiva (Identidad de Marca) */
  --color-brand-dark: #0f172a;          /* Slate 900 */
  --color-brand-panel-start: #0b132b;   /* Deep Navy institucional */
  --color-brand-panel-mid: #0f172a;
  --color-brand-panel-end: #1e293b;
  --color-brand-accent: #0f766e;        /* Petrol Slate médico */
  --color-brand-accent-hover: #115e59;
  --color-brand-accent-rgb: 15, 118, 110;
  --color-brand-cyan: #2dd4bf;
  --color-brand-cyan-rgb: 45, 212, 191;
  --color-brand-cyan-bg: rgba(45, 212, 191, 0.15);
  --color-brand-cyan-border: rgba(45, 212, 191, 0.35);
  
  /* Tipografía y Textos */
  --color-text-title: #0f172a;
  --color-text-body: #334155;
  --color-text-label: #374151;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-dim: #cbd5e1;
  --color-text-white: #ffffff;
  
  /* Superficies y Fondos */
  --color-surface: #ffffff;
  --color-bg: #f8fafc;
  --color-bg-subtle: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-input: #cbd5e1;
  --color-border-subtle: rgba(255, 255, 255, 0.08);
  --color-border-pill: rgba(255, 255, 255, 0.12);
  --color-bg-pill: rgba(255, 255, 255, 0.08);
  --color-border-divider: rgba(255, 255, 255, 0.1);
  
  /* Estados Semánticos (Alertas y Feedback) */
  --color-danger-bg: #fef2f2;
  --color-danger-border: #fecaca;
  --color-danger-text: #991b1b;
  --color-danger-bright: #dc2626;
  --color-danger-input-border: #ef4444;
  --color-danger-input-bg: #fffaf0;
  
  --color-warning-bg: #fffbeb;
  --color-warning-border: #fde68a;
  --color-warning-text: #92400e;
  --color-warning-caps: #b45309;
  
  --color-success: #10b981;
  --color-whatsapp: #16a34a;
  --color-whatsapp-bg: #f0fdf4;
  --color-whatsapp-border: #bbf7d0;
  
  --color-chip-text: #475569;
  
  /* Modales y Efectos de Iluminación */
  --color-modal-backdrop: rgba(15, 23, 42, 0.45);
  --color-focus-ring: rgba(15, 118, 110, 0.12);
  --color-badge-accent-bg: rgba(15, 118, 110, 0.1);
  --color-badge-accent-border: rgba(15, 118, 110, 0.25);
  --color-glow-teal: rgba(15, 118, 110, 0.22);
  --color-glow-transparent: rgba(15, 23, 42, 0);
  --color-grid-dot-1: rgba(45, 212, 191, 0.12);
  --color-grid-dot-2: rgba(255, 255, 255, 0.03);
  
  /* Dimensiones Estandarizadas de Control */
  --ctrl-height: 46px;
  --ctrl-radius: 6px;
  --label-size: 13px;
  --input-size: 14px;
}

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

html, body {
  height: 100%;
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text-body);
  -webkit-font-smoothing: antialiased;
}

body.login-page {
  display: flex;
  min-height: 100vh;
  margin: 0;
}

/* ══════════════════════════════════════════════════════════════════════
   CONTENEDOR SPLIT-SCREEN (PANTALLA DIVIDIDA)
   ══════════════════════════════════════════════════════════════════════ */
.split-wrapper {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* ══════════════════════════════════════════════════════════════════════
   PANEL IZQUIERDO: INSTITUCIONAL Y MARCA (BRANDING & CONFIANZA)
   ══════════════════════════════════════════════════════════════════════ */
.brand-panel {
  flex: 1.1;
  background: linear-gradient(160deg, var(--color-brand-panel-start) 0%, var(--color-brand-panel-mid) 60%, var(--color-brand-panel-end) 100%);
  color: var(--color-text-white);
  padding: 60px 50px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--color-border-subtle);
}

.brand-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(var(--color-grid-dot-1) 1px, transparent 1px),
    radial-gradient(var(--color-grid-dot-2) 1px, transparent 1px);
  background-size: 24px 24px, 12px 12px;
  opacity: 0.7;
  pointer-events: none;
}

.brand-panel::after {
  content: '';
  position: absolute;
  top: -15%;
  left: -10%;
  width: 75%;
  height: 65%;
  background: radial-gradient(circle, var(--color-glow-teal) 0%, var(--color-glow-transparent) 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 1;
}

.brand-panel-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
  max-width: 520px;
  margin: 0 auto;
}

/* Encabezado de Marca */
.brand-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.brand-panel-logo img {
  max-height: 52px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.brand-sys-pill {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  background-color: var(--color-bg-pill);
  border: 1px solid var(--color-border-pill);
  padding: 4px 10px;
  border-radius: 4px;
}

/* Título y Copete */
.brand-hero-title {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--color-text-white);
  margin-bottom: 14px;
}

.brand-hero-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-light);
  margin-bottom: 36px;
}

/* Pilares de Confianza Clínica */
.brand-pillars-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.pillar-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background-color: var(--color-brand-cyan-bg);
  border: 1px solid var(--color-brand-cyan-border);
  color: var(--color-brand-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 2px;
}

.pillar-content strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: 2px;
}

.pillar-content p {
  font-size: 12px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* Pie del Panel Izquierdo */
.brand-panel-footer {
  padding-top: 20px;
  border-top: 1px solid var(--color-border-divider);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.brand-panel-footer i {
  color: var(--color-success);
}

/* ══════════════════════════════════════════════════════════════════════
   PANEL DERECHO: FORMULARIO DE ACCESO (AUTHENTICATION FORM)
   ══════════════════════════════════════════════════════════════════════ */
.auth-panel {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 30px;
  background-color: var(--color-surface);
}

.auth-card {
  width: 100%;
  max-width: 420px;
}

.auth-header {
  margin-bottom: 28px;
}

.auth-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-title);
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.auth-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Alertas */
.alert-feedback {
  border-radius: var(--ctrl-radius);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.4;
}

.alert-danger-custom {
  background-color: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
  color: var(--color-danger-text);
}

.alert-warning-custom {
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  color: var(--color-warning-text);
}

/* ══════════════════════════════════════════════════════════════════════
   ESTANDARIZACIÓN ESTRICTA DE FORMULARIOS (EXACTAMENTE 46px Y 13px)
   ══════════════════════════════════════════════════════════════════════ */
.auth-form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
}

.auth-label {
  font-size: var(--label-size) !important;
  font-weight: 600 !important;
  color: var(--color-text-label) !important;
  margin-bottom: 6px !important;
  display: block !important;
  line-height: 1.25 !important;
}

.auth-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.auth-input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light);
  font-size: 14px;
  pointer-events: none;
  transition: color 0.15s ease;
}

.auth-input {
  height: var(--ctrl-height) !important;
  min-height: var(--ctrl-height) !important;
  max-height: var(--ctrl-height) !important;
  width: 100% !important;
  padding: 0 14px 0 42px !important;
  font-size: var(--input-size) !important;
  font-family: var(--font-family) !important;
  color: var(--color-text-title) !important;
  background-color: var(--color-surface) !important;
  border: 1px solid var(--color-border-input) !important;
  border-radius: var(--ctrl-radius) !important;
  box-sizing: border-box !important;
  transition: border-color 0.15s ease, box-shadow 0.15s ease !important;
}

.auth-input:focus {
  outline: none !important;
  border-color: var(--color-brand-accent) !important;
  box-shadow: 0 0 0 3px var(--color-focus-ring) !important;
}

.auth-input:focus + .auth-input-icon {
  color: var(--color-brand-accent);
}

.auth-input.is-invalid {
  border-color: var(--color-danger-input-border) !important;
  background-color: var(--color-danger-input-bg) !important;
}

.toggle-password-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-light);
  padding: 6px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease;
}

.toggle-password-btn:hover {
  color: var(--color-text-title);
}

.invalid-feedback-custom {
  font-size: 12px;
  color: var(--color-danger-bright);
  margin-top: 4px;
  display: none;
}

.auth-input.is-invalid ~ .invalid-feedback-custom {
  display: block;
}

/* Indicador de Bloqueo de Mayúsculas */
.caps-lock-warning {
  display: flex;
  align-items: center;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-warning-caps);
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--ctrl-radius);
  padding: 6px 12px;
  margin-top: 6px;
  line-height: 1.35;
}

.caps-lock-warning.d-none {
  display: none !important;
}

/* Opciones de Formulario */
.auth-options-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  font-size: 13px;
}

.auth-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
  font-size: 13px;
  color: var(--color-text-body);
}

.auth-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  border: 1px solid var(--color-border-input);
  accent-color: var(--color-brand-accent);
  cursor: pointer;
}

.auth-options-links {
  display: flex;
  align-items: center;
  gap: 12px;
}

.auth-support-link {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  font-family: inherit;
  transition: color 0.15s ease;
}

.auth-support-link:hover {
  color: var(--color-brand-accent);
  text-decoration: underline;
}

/* ══════════════════════════════════════════════════════════════════════
   BOTÓN DE ACCESO ESTANDARIZADO (EXACTAMENTE 46px)
   ══════════════════════════════════════════════════════════════════════ */
.btn-auth-submit {
  height: var(--ctrl-height) !important;
  min-height: var(--ctrl-height) !important;
  max-height: var(--ctrl-height) !important;
  width: 100% !important;
  background-color: var(--color-brand-accent) !important;
  color: var(--color-text-white) !important;
  border: 1px solid var(--color-brand-accent) !important;
  border-radius: var(--ctrl-radius) !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  font-family: var(--font-family) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
  box-sizing: border-box !important;
}

.btn-auth-submit:hover {
  background-color: var(--color-brand-accent-hover) !important;
  border-color: var(--color-brand-accent-hover) !important;
}

.btn-auth-submit:disabled {
  opacity: 0.65 !important;
  cursor: not-allowed !important;
}

/* Separador y Derivación a Pacientes con Ticket */
.auth-separator {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 24px 0 20px;
  color: var(--color-text-muted);
  font-size: 12px;
}

.auth-separator::before,
.auth-separator::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--color-border);
}

.auth-separator span {
  padding: 0 12px;
}

/* Tarjeta / Botón Secundario para Usuarios Finales */
.auth-patient-shortcut {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--ctrl-radius);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.auth-patient-shortcut:hover {
  border-color: var(--color-border-input);
  background-color: var(--color-bg-subtle);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.patient-shortcut-icon {
  width: 38px;
  height: 38px;
  border-radius: 6px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-brand-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.patient-shortcut-info {
  flex: 1;
}

.patient-shortcut-info strong {
  display: block;
  font-size: 13px;
  color: var(--color-text-title);
  font-weight: 600;
  margin-bottom: 2px;
}

.patient-shortcut-info span {
  font-size: 11px;
  color: var(--color-text-muted);
  line-height: 1.4;
  display: block;
}

.patient-shortcut-arrow {
  color: var(--color-brand-accent);
  font-size: 15px;
  transition: transform 0.2s ease;
}

.auth-patient-shortcut:hover .patient-shortcut-arrow {
  transform: translateX(4px);
}

/* Footer de Seguridad y Enlaces */
.auth-footer-notes {
  margin-top: 26px;
  text-align: center;
}

.auth-security-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 14px;
}

.sec-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-chip-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 4px 10px;
}

.sec-chip i {
  color: var(--color-brand-accent);
  font-size: 12px;
}

.auth-copyright {
  font-size: 11px;
  color: var(--color-text-light);
  line-height: 1.5;
}

.auth-copyright a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}

.auth-copyright a:hover {
  color: var(--color-brand-accent);
}

/* ══════════════════════════════════════════════════════════════════════
   MEDIA QUERIES (RESPONSIVE)
   ══════════════════════════════════════════════════════════════════════ */
@media (max-width: 960px) {
  .split-wrapper {
    flex-direction: column;
  }

  .brand-panel {
    flex: none;
    padding: 30px 24px;
  }

  .brand-pillars-list {
    display: none;
  }

  .brand-hero-desc {
    margin-bottom: 0;
  }

  .brand-panel-footer {
    display: none;
  }

  .auth-panel {
    padding: 36px 20px;
  }
}

/* ══════════════════════════════════════════════════════════════════════
   MODAL DE SOPORTE TI INSTITUCIONAL
   ══════════════════════════════════════════════════════════════════════ */
.support-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-modal-backdrop);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1050;
  padding: 20px;
  animation: modalFadeIn 0.2s ease-out;
}

.support-modal-backdrop.d-none {
  display: none !important;
}

.support-modal-card {
  background-color: var(--color-surface);
  width: 100%;
  max-width: 440px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  animation: modalSlideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.support-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.support-modal-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.support-icon-badge {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background-color: var(--color-badge-accent-bg);
  border: 1px solid var(--color-badge-accent-border);
  color: var(--color-brand-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.support-modal-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-title);
  margin: 0;
}

.support-modal-subtitle {
  font-size: 12px;
  color: var(--color-text-muted);
}

.btn-support-close {
  background: none;
  border: none;
  color: var(--color-text-light);
  font-size: 15px;
  padding: 6px;
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.btn-support-close:hover {
  background-color: var(--color-border);
  color: var(--color-brand-dark);
}

.support-modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.support-channel-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.support-channel-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-chip-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 2px;
}

.support-channel-icon.icon-whatsapp {
  color: var(--color-whatsapp);
  background-color: var(--color-whatsapp-bg);
  border-color: var(--color-whatsapp-border);
}

.support-channel-details strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-title);
  margin-bottom: 2px;
}

.support-channel-details p {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.45;
  margin: 0;
}

.support-channel-details a {
  color: var(--color-whatsapp);
  font-weight: 600;
  text-decoration: none;
}

.support-channel-details a:hover {
  text-decoration: underline;
}

.support-modal-footer {
  padding: 14px 20px;
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
}

.btn-modal-dismiss {
  height: 36px;
  padding: 0 16px;
  background-color: var(--color-surface);
  color: var(--color-text-body);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-modal-dismiss:hover {
  background-color: var(--color-bg-subtle);
  color: var(--color-brand-dark);
  border-color: var(--color-border-input);
}

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

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}