/*
 * aglabs.css — Sistema de diseño compartido AGlabs.
 * Hosted: https://aglabs.es/static/portal/aglabs.css
 * Inspirado en Alvar Aalto + Claude.ai: cálido, humano, sin negros puros.
 * Fuente de verdad de tokens, tipografía y utilidades para todas las apps.
 */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

:root {
  /* Superficies */
  --bg-primary:    #F5F1E8;
  --bg-secondary:  #EDE6D3;
  --bg-elevated:   #FBF8F0;

  /* Tinta */
  --ink-primary:   #2B2825;
  --ink-secondary: #6B6560;

  /* Acentos */
  --birch:         #D4B896;
  --birch-dark:    #A68B5B;
  --moss:          #5C6B4A;
  --lake:          #3D5A6C;
  --clay:          #B85C3C;

  /* Líneas */
  --line:          rgba(43, 40, 37, 0.12);
  --line-strong:   rgba(43, 40, 37, 0.18);

  /* Sombras cálidas (tinte sepia, nunca gris) */
  --shadow-sm: 0 1px 2px  rgba(68, 52, 32, 0.06);
  --shadow-md: 0 4px 16px rgba(68, 52, 32, 0.08);
  --shadow-lg: 0 12px 40px rgba(68, 52, 32, 0.10);

  /* Radios */
  --radius-input: 12px;
  --radius-card:  18px;
  --radius-pill:  999px;

  /* Tipografía */
  --font-serif: "Fraunces", "Source Serif 4", Georgia, serif;
  --font-sans:  "Inter", "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono:  "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;

  /* Escala modular (ratio 1.25, base 17) */
  --text-xs:   13px;
  --text-sm:   15px;
  --text-base: 17px;
  --text-lg:   21px;
  --text-xl:   26px;
  --text-2xl:  33px;
  --text-3xl:  41px;
  --text-4xl:  51px;

  /* Motion */
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --dur:  280ms;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary:    #1F1C18;
    --bg-secondary:  #2A2621;
    --bg-elevated:   #252119;
    --ink-primary:   #EDE6D3;
    --ink-secondary: #A39B8F;
    --line:          rgba(237, 230, 211, 0.10);
    --line-strong:   rgba(237, 230, 211, 0.16);
    --shadow-sm: 0 1px 2px  rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.30);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.40);
  }
}

/* Reset mínimo (opt-in por los que lo carguen) */
.ag-reset *, .ag-reset *::before, .ag-reset *::after { box-sizing: border-box; }

/* Base tipográfica */
body {
  font-family: var(--font-sans);
  font-feature-settings: 'ss01', 'cv11';
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--ink-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink-primary);
}
h1 { font-size: var(--text-3xl); line-height: 1.1; }
h2 { font-size: var(--text-2xl); line-height: 1.15; }
h3 { font-size: var(--text-xl);  line-height: 1.25; }
h4 { font-size: var(--text-lg);  line-height: 1.3; }

a { color: var(--lake); text-decoration: none; transition: color var(--dur) var(--ease); }
a:hover { color: var(--birch-dark); }

code, kbd, samp { font-family: var(--font-mono); font-size: 0.9em; }

hr { border: 0; border-top: 1px solid var(--line); margin: 24px 0; }

/* Focus accesible global */
:focus-visible {
  outline: 2px solid var(--lake);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Inputs de formulario — estilo común opt-in con la clase .ag-form */
.ag-form input[type="text"],
.ag-form input[type="email"],
.ag-form input[type="password"],
.ag-form input[type="search"],
.ag-form input[type="number"],
.ag-form input[type="date"],
.ag-form select,
.ag-form textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-input);
  color: var(--ink-primary);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  transition: border-color var(--dur) var(--ease),
              background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}
.ag-form input:focus,
.ag-form select:focus,
.ag-form textarea:focus {
  outline: none;
  border-color: var(--lake);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 3px rgba(61, 90, 108, 0.12);
}

/* Botón píldora utilitario */
.ag-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--ink-primary);
  background: transparent;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: background var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}
.ag-btn:hover {
  background: var(--bg-secondary);
  border-color: var(--birch);
  color: var(--ink-primary);
}
.ag-btn--primary {
  background: var(--lake);
  color: var(--bg-elevated);
  border-color: var(--lake);
}
.ag-btn--primary:hover {
  background: #2f4a5c;
  border-color: #2f4a5c;
  color: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
}
.ag-btn--block { display: flex; width: 100%; justify-content: center; padding: 12px 20px; }

/* Tarjeta utilitaria */
.ag-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-sm);
  padding: 20px 22px;
}

/* Tabla base: solo líneas + color, sin alterar layout específico */
.ag-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.ag-table th {
  text-align: left;
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink-secondary);
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-strong);
  text-transform: uppercase;
  font-size: var(--text-xs);
}
.ag-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-primary);
}
.ag-table tbody tr:hover td { background: var(--bg-secondary); }

/* Link "volver al portal AGlabs" — usado como cabecera en apps satélite.
   Dos variantes del asset según el fondo del navbar:
     - Navbar claro  → https://aglabs.es/static/portal/favicon.png       (tinta oscura)
     - Navbar oscuro → https://aglabs.es/static/portal/favicon-light.png (tinta crema)
   Uso: <a class="ag-return" href="https://aglabs.es/" title="Portal AGlabs">
          <img src="https://aglabs.es/static/portal/favicon.png" alt="AGlabs">
        </a>  */
.ag-return {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-right: 10px;
  border-radius: 8px;
  color: inherit;
  opacity: 0.7;
  text-decoration: none;
  transition: opacity var(--dur) var(--ease), background var(--dur) var(--ease);
}
.ag-return:hover { opacity: 1; background: var(--bg-secondary); }
.ag-return img { width: 22px; height: 22px; display: block; }

/* Accesibilidad: respeta prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}