/* ============================================================
 * FacturaScan — sistema de diseño LogicNET sobre Bootstrap 5.3
 *
 * Mismos design tokens que LogicHub (esquema verde LogicNET) con
 * soporte de tema claro / oscuro / sistema. El tema se controla con
 * el atributo data-bs-theme en <html> (lo fija el snippet anti-FOUC
 * del <head> y, en runtime, theme.js). Bootstrap 5.3 lee data-bs-theme
 * de forma nativa; aquí solo recoloreamos el primario a verde LogicNET
 * y puenteamos los tokens a las variables --bs-*.
 * ============================================================ */

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

/* ---------- Tokens LogicNET (RGB separados por espacio) ---------- */
:root {
  /* Superficies */
  --color-bg:            249 250 251;   /* #F9FAFB */
  --color-surface:       255 255 255;   /* #FFFFFF */
  --color-surface-2:     243 244 246;   /* #F3F4F6 */
  /* Bordes */
  --color-border:        229 231 235;   /* #E5E7EB */
  --color-border-strong: 209 213 219;   /* #D1D5DB */
  /* Texto */
  --color-text:          15 23 42;      /* #0F172A */
  --color-text-muted:    100 116 139;   /* #64748B */
  --color-text-subtle:   148 163 184;   /* #94A3B8 */
  /* Acento (verde LogicNET) */
  --color-accent:        3 152 85;      /* #039855 */
  --color-accent-hover:  2 122 72;      /* #027A48 */
  --color-accent-soft:   236 253 243;   /* #ECFDF3 */
  /* Estados */
  --color-success:       21 128 61;     /* #15803D */
  --color-warning:       180 83 9;      /* #B45309 */
  --color-danger:        185 28 28;     /* #B91C1C */
}

[data-bs-theme="dark"] {
  --color-bg:            10 15 12;      /* #0A0F0C */
  --color-surface:       17 23 26;      /* #11171A */
  --color-surface-2:     26 33 37;      /* #1A2125 */
  --color-border:        42 51 56;      /* #2A3338 */
  --color-border-strong: 61 72 82;      /* #3D4852 */
  --color-text:          229 231 235;   /* #E5E7EB */
  --color-text-muted:    148 163 184;   /* #94A3B8 */
  --color-text-subtle:   107 114 128;   /* #6B7280 */
  --color-accent:        18 183 106;    /* #12B76A */
  --color-accent-hover:  50 213 131;    /* #32D583 */
  --color-accent-soft:   5 51 33;       /* #053321 */
  --color-success:       34 197 94;     /* #22C55E */
  --color-warning:       245 158 11;    /* #F59E0B */
  --color-danger:        239 68 68;     /* #EF4444 */
}

/* ---------- Puente a variables Bootstrap 5.3 ---------- */
:root,
[data-bs-theme="dark"] {
  --bs-body-bg:          rgb(var(--color-bg));
  --bs-body-color:       rgb(var(--color-text));
  --bs-body-font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bs-emphasis-color:   rgb(var(--color-text));
  --bs-heading-color:    rgb(var(--color-text));
  --bs-secondary-color:  rgb(var(--color-text-muted));
  --bs-secondary-bg:     rgb(var(--color-surface-2));
  --bs-tertiary-color:   rgb(var(--color-text-subtle));
  --bs-tertiary-bg:      rgb(var(--color-surface-2));
  --bs-border-color:     rgb(var(--color-border));
  --bs-primary:          rgb(var(--color-accent));
  --bs-link-color:       rgb(var(--color-accent));
  --bs-link-hover-color: rgb(var(--color-accent-hover));
}

/* Los triplets que Bootstrap consume con rgba(var(--x), alpha) necesitan
   comas, así que se definen por tema de forma explícita. */
:root {
  --bs-primary-rgb:          3, 152, 85;
  --bs-link-color-rgb:       3, 152, 85;
  --bs-link-hover-color-rgb: 2, 122, 72;
  --bs-success-rgb:          21, 128, 61;
  --bs-warning-rgb:          180, 83, 9;
  --bs-danger-rgb:           185, 28, 28;
}
[data-bs-theme="dark"] {
  --bs-primary-rgb:          18, 183, 106;
  --bs-link-color-rgb:       18, 183, 106;
  --bs-link-hover-color-rgb: 50, 213, 131;
  --bs-success-rgb:          34, 197, 94;
  --bs-warning-rgb:          245, 158, 11;
  --bs-danger-rgb:           239, 68, 68;
}

/* Botón primario verde (Bootstrap compila .btn-primary con hex fijos,
   por eso se sobreescriben las variables --bs-btn-* explícitamente). */
.btn-primary {
  --bs-btn-bg:                    rgb(var(--color-accent));
  --bs-btn-border-color:          rgb(var(--color-accent));
  --bs-btn-hover-bg:              rgb(var(--color-accent-hover));
  --bs-btn-hover-border-color:    rgb(var(--color-accent-hover));
  --bs-btn-active-bg:             rgb(var(--color-accent-hover));
  --bs-btn-active-border-color:   rgb(var(--color-accent-hover));
  --bs-btn-disabled-bg:           rgb(var(--color-accent));
  --bs-btn-disabled-border-color: rgb(var(--color-accent));
  --bs-btn-color:          #fff;
  --bs-btn-hover-color:    #fff;
  --bs-btn-active-color:   #fff;
  --bs-btn-disabled-color: #fff;
}
.btn-outline-primary {
  --bs-btn-color:                 rgb(var(--color-accent));
  --bs-btn-border-color:          rgb(var(--color-accent));
  --bs-btn-hover-bg:              rgb(var(--color-accent));
  --bs-btn-hover-border-color:    rgb(var(--color-accent));
  --bs-btn-hover-color:           #fff;
  --bs-btn-active-bg:             rgb(var(--color-accent));
  --bs-btn-active-border-color:   rgb(var(--color-accent));
  --bs-btn-active-color:          #fff;
  --bs-btn-disabled-color:        rgb(var(--color-accent));
  --bs-btn-disabled-border-color: rgb(var(--color-accent));
}

/* ---------- Base ---------- */
body {
  background: var(--bs-body-bg);
  transition: background-color 0.2s ease, color 0.2s ease;
}
a { text-decoration: none; }
::selection { background-color: rgb(var(--color-accent) / 0.2); }

/* Scrollbars discretas que respetan el tema (igual que LogicHub). */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background-color: rgb(var(--color-border-strong) / 0.5);
  border-radius: 5px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background-color: rgb(var(--color-border-strong) / 0.8); }

/* ---------- Navbar ---------- */
.navbar {
  --bs-navbar-color:             rgb(var(--color-text-muted));
  --bs-navbar-hover-color:       rgb(var(--color-text));
  --bs-navbar-active-color:      rgb(var(--color-accent));
  --bs-navbar-brand-color:       rgb(var(--color-text));
  --bs-navbar-brand-hover-color: rgb(var(--color-text));
  background: rgb(var(--color-surface));
  border-bottom: 1px solid rgb(var(--color-border));
}
.navbar-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand-logo {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  object-fit: cover;
  margin-right: 9px;
  box-shadow: 0 0 0 1px rgb(var(--color-border));
}

/* ---------- Toggle de tema (claro / sistema / oscuro) ---------- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: 1px solid rgb(var(--color-border));
  border-radius: 8px;
  background: rgb(var(--color-surface-2));
}
.theme-toggle button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: rgb(var(--color-text-muted));
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.theme-toggle button:hover { color: rgb(var(--color-text)); }
.theme-toggle button[aria-checked="true"] {
  background: rgb(var(--color-surface));
  color: rgb(var(--color-text));
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.12);
}
.theme-toggle svg { width: 15px; height: 15px; }

/* ---------- Tarjetas / KPIs ---------- */
.kpi-card {
  background: rgb(var(--color-surface));
  border: 1px solid rgb(var(--color-border));
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  height: 100%;
}
.kpi-card .label {
  font-size: 0.85rem;
  color: rgb(var(--color-text-muted));
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}
.kpi-card .value {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: rgb(var(--color-text));
}
.kpi-card .delta { font-size: 0.85rem; color: rgb(var(--color-text-muted)); }

/* ---------- Tabla de facturas ---------- */
.table { --bs-table-hover-bg: rgb(var(--color-accent-soft)); }
.invoice-row { cursor: pointer; }
code { font-family: "Fira Code", ui-monospace, SFMono-Regular, Menlo, monospace; }

/* ---------- Subir factura (dropzone) ---------- */
.dropzone {
  border: 2px dashed rgb(var(--color-border-strong));
  border-radius: 14px;
  padding: 3rem 2rem;
  text-align: center;
  background: rgb(var(--color-surface));
  transition: all 0.15s ease;
  cursor: pointer;
}
.dropzone:hover,
.dropzone.dragover {
  border-color: rgb(var(--color-accent));
  background: rgb(var(--color-accent-soft));
}
.dropzone .icon { font-size: 3rem; display: block; margin-bottom: 0.5rem; }
.preview-thumb {
  max-width: 100%;
  max-height: 240px;
  border-radius: 8px;
  margin-top: 1rem;
}

/* ---------- Detalle de factura ---------- */
.factura-detail-img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgb(var(--color-border));
}
.field-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgb(var(--color-border));
}
.field-row:last-child { border-bottom: none; }
.field-row .label { color: rgb(var(--color-text-muted)); font-size: 0.9rem; }
.field-row .value {
  font-weight: 500;
  text-align: right;
  color: rgb(var(--color-text));
}

/* ---------- Banner MOCK (aviso amarillo, intencional en ambos temas) ---------- */
.mock-banner {
  background: linear-gradient(90deg, #fff3cd, #ffeaa7);
  border-bottom: 1px solid #ffc107;
  color: #664d03;
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  text-align: center;
}

/* ---------- Overlay de carga ---------- */
.spinner-overlay {
  position: fixed;
  inset: 0;
  background: rgb(var(--color-bg) / 0.7);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 10000;
}
.spinner-overlay.show { display: flex; }

/* ---------- Iconos (Lucide — mismos que LogicHub) ---------- */
/* Los SVG que genera Lucide heredan currentColor y escalan con el texto. */
svg.lucide {
  width: 1.05em;
  height: 1.05em;
  vertical-align: -0.18em;
  stroke-width: 2;
  flex: none;
}
/* En botones, deja un respiro entre el icono y el texto. */
.btn svg.lucide { margin-right: 0.4em; }
/* Icono grande del dropzone de "Subir factura". */
.dropzone .icon {
  display: block;
  width: 2.75rem;
  height: 2.75rem;
  margin: 0 auto 0.5rem;
  color: rgb(var(--color-text-subtle));
}
