/* ============================================================
   SENDERO LIBRE — Tokens del sistema de diseño
   Portado desde styles/tokens.css del export de diseño.
   Diferencias respecto al original:
     · Las fuentes se sirven locales (sin @import a Google Fonts).
     · La capa semántica está resuelta para el modo oscuro, que es
       el único que publica el sitio.
   ============================================================ */

/* ------------------------------------------------------------
   FUENTES LOCALES
   DM Sans es variable: un archivo cubre los pesos 300-700.
   ------------------------------------------------------------ */
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('../fonts/dm-sans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('../fonts/dm-sans-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308,
    U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113,
    U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Pacifico';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/pacifico-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Pacifico';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/pacifico-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308,
    U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113,
    U+2C60-2C7F, U+A720-A7FF;
}

:root {
  /* ==========================================================
     PALETA BASE
     ========================================================== */
  --color-black:       #000000;
  --color-near-black:  #010101;
  --color-earth:       #6d615d;
  --color-trail:       #e7722d;
  --color-mist:        #eff0f2;
  --color-white:       #ffffff;

  /* Naranja de marca */
  --color-trail-100:   #fdf0e8;
  --color-trail-200:   #f9d5b5;
  --color-trail-300:   #f3b080;
  --color-trail-400:   #ed8d52;
  --color-trail-500:   #e7722d;  /* base */
  --color-trail-600:   #c45c1e;
  --color-trail-700:   #9d4615;
  --color-trail-800:   #73310d;
  --color-trail-900:   #4a1e06;

  /* Tierra */
  --color-earth-100:   #f2f0ef;
  --color-earth-200:   #d8d2d0;
  --color-earth-300:   #b8afac;
  --color-earth-400:   #998c88;
  --color-earth-500:   #6d615d;  /* base */
  --color-earth-600:   #574d49;
  --color-earth-700:   #403937;
  --color-earth-800:   #2b2624;
  --color-earth-900:   #181413;

  /* ==========================================================
     CAPA SEMÁNTICA — resuelta para modo oscuro
     ========================================================== */

  /* Superficies, de la más profunda a la más elevada */
  --bg-page:           var(--color-black);      /* fondo de página        */
  --bg-surface:        #0a0a0a;                 /* tarjetas y paneles     */
  --bg-surface-2:      #111111;                 /* cabeceras de tabla     */
  --bg-inverse:        var(--color-white);      /* botón claro sobre negro*/
  --bg-accent:         var(--color-trail);
  --bg-accent-soft:    rgba(231, 114, 45, 0.10);
  --bg-overlay:        rgba(0, 0, 0, 0.55);

  /* Texto */
  --fg-primary:        var(--color-white);
  --fg-secondary:      var(--color-earth-300);  /* #b8afac — AA sobre negro incluso en 12px */
  --fg-muted:          var(--color-earth-400);  /* #998c88 — solo para texto ≥16px          */
  --fg-accent:         var(--color-trail);
  --fg-on-accent:      var(--color-white);
  --fg-on-inverse:     var(--color-earth-900);

  /* Bordes */
  --border-subtle:     #1a1a1a;
  --border-default:    var(--color-earth-800);
  --border-accent:     var(--color-trail);
  --border-translucent: rgba(255, 255, 255, 0.15);

  /* Interacción */
  --interactive-primary:       var(--color-trail);
  --interactive-primary-hover: var(--color-trail-600);
  --interactive-primary-press: var(--color-trail-700);
  --focus-ring:                var(--color-trail-300);

  /* Estado — también son los colores de dificultad */
  --status-success:    #3a9e5f;   /* Fácil    */
  --status-warning:    #e7722d;   /* Media    */
  --status-hard:       #9d4615;   /* Difícil  */
  --status-error:      #c0392b;   /* Exigente */
  --status-info:       #2980b9;

  /* ==========================================================
     TIPOGRAFÍA
     ========================================================== */
  --font-display:    'Pacifico', cursive;
  --font-body:       'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --text-xs:    0.75rem;    /* 12px */
  --text-sm:    0.875rem;   /* 14px */
  --text-base:  1rem;       /* 16px */
  --text-md:    1.125rem;   /* 18px */
  --text-lg:    1.25rem;    /* 20px */
  --text-xl:    1.5rem;     /* 24px */
  --text-2xl:   1.875rem;   /* 30px */
  --text-3xl:   2.25rem;    /* 36px */
  --text-4xl:   3rem;       /* 48px */
  --text-5xl:   3.75rem;    /* 60px */
  --text-6xl:   4.5rem;     /* 72px */

  --weight-light:    300;
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;

  --leading-tight:   1.1;
  --leading-snug:    1.3;
  --leading-normal:  1.5;
  --leading-relaxed: 1.7;

  --tracking-tight:  -0.02em;
  --tracking-normal:  0em;
  --tracking-wide:    0.05em;
  --tracking-wider:   0.1em;
  --tracking-widest:  0.15em;
  --tracking-label:   0.18em;

  /* ==========================================================
     ESPACIADO
     ========================================================== */
  --space-1:   4px;
  --space-2:   8px;
  --space-3:   12px;
  --space-4:   16px;
  --space-5:   20px;
  --space-6:   24px;
  --space-8:   32px;
  --space-10:  40px;
  --space-12:  48px;
  --space-16:  64px;
  --space-20:  80px;
  --space-24:  96px;
  --space-32:  128px;

  /* ==========================================================
     RADIOS, SOMBRAS Y TRANSICIONES
     ========================================================== */
  --radius-sm:     4px;
  --radius-md:     8px;
  --radius-lg:     16px;
  --radius-xl:     24px;
  --radius-pill:   999px;
  --radius-circle: 50%;

  --shadow-sm:   0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.15), 0 2px 4px rgba(0,0,0,0.08);
  --shadow-lg:   0 8px 24px rgba(0,0,0,0.18), 0 4px 8px rgba(0,0,0,0.10);
  --shadow-xl:   0 20px 48px rgba(0,0,0,0.22);

  --transition-fast:   150ms ease-out;
  --transition-base:   200ms ease-out;
  --transition-slow:   300ms ease-out;

  /* ==========================================================
     ESTRUCTURA
     ========================================================== */
  --wrap-max:      1280px;   /* ancho máximo general        */
  --wrap-read:     720px;    /* columna de lectura del blog */
  --wrap-pad:      28px;     /* respiración lateral         */
  --header-height: 68px;
}

@media (max-width: 640px) {
  :root {
    --wrap-pad: 20px;
  }
}