/* Design tokens — the "Organic" palette from the design handoff.
 *
 * Two layers, deliberately:
 *
 *   1. RAMPS. The handoff's primitives: neutral 100-900, accent 100-900,
 *      accent-2 100-900. These are the only place a hex value appears.
 *   2. SEMANTICS. Everything the screens actually use (--fg2, --brand, --stop
 *      ...) is defined once, in terms of the ramps.
 *
 * Dark mode redefines ONLY the ramps, reversed 100<->900. Custom properties
 * resolve at use, so every semantic name follows automatically and keeps its
 * relative weight. That is what the handoff means by "a full re-tint, not a
 * filter" - there is no second set of component colours to keep in step.
 *
 * The theme class goes on <html>, never on an inner wrapper: body-level colour
 * has to resolve against the right set or inherited text comes out invisible.
 *
 * Palette rules from the handoff:
 *   - terracotta is the refusal/warning colour, sage the confirmation colour
 *   - every button, badge, tag and chip is a pill
 *   - :focus-visible is always 2px accent at 2px offset, never the browser default
 */

@import url("/fonts/fonts.css");

:root {
  /* --- ramps: light ("Organic") --- */
  --color-neutral-100: #f9f4ed;
  --color-neutral-200: #eee7db;
  --color-neutral-300: #dcd3c4;
  --color-neutral-400: #c0b6a5;
  --color-neutral-500: #a19786;
  --color-neutral-600: #82796a;
  --color-neutral-700: #645c50;
  --color-neutral-800: #474238;
  --color-neutral-900: #2e2b25;

  --color-accent-100: #fff2eb;
  --color-accent-200: #ffe1d0;
  --color-accent-300: #ffc6a5;
  --color-accent-400: #f6a06b;
  --color-accent-500: #d67f48;
  --color-accent-600: #b2622d;
  --color-accent-700: #8c491a;
  --color-accent-800: #643312;
  --color-accent-900: #402310;

  --color-accent-2-100: #f0fae1;
  --color-accent-2-200: #e1eecc;
  --color-accent-2-300: #ccdbb2;
  --color-accent-2-400: #aebf92;
  --color-accent-2-500: #8fa073;
  --color-accent-2-600: #728157;
  --color-accent-2-700: #56633f;
  --color-accent-2-800: #3d472b;
  --color-accent-2-900: #272e1b;

  --color-bg:      #f5ead8;
  --color-surface: #ebddc5;
  --color-text:    #201e1d;
  --color-accent:  #c67139;
  --color-accent-2:#7a8a5e;
  --color-divider: color-mix(in srgb, #201e1d 16%, transparent);
  --divider-ink:   #201e1d;      /* what the dividers are mixed from */

  /* --- radii, shadows, spacing --- */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgb(46 43 37 / 14%);
  --shadow-md: 0 3px 10px rgb(46 43 37 / 16%);
  --shadow-lg: 0 12px 32px rgb(46 43 37 / 22%);

  --space-1: 4.4px;  --space-2: 8.8px;  --space-3: 13.2px;
  --space-4: 17.6px; --space-5: 26.4px; --space-6: 35.2px;

  /* --- type --- */
  --font-heading: "Fraunces", Georgia, "Times New Roman", serif;
  --font-ui:      "Figtree", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --dur-micro: 120ms;
  --dur-base:  220ms;
  --ease:      cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --- ramps: dark. Reversed, so every semantic name below keeps its weight. --- */
@media (prefers-color-scheme: dark) {
  :root:not(.light):not([data-theme="light"]) {
    --color-neutral-100: #2e2b25;
    --color-neutral-200: #474238;
    --color-neutral-300: #645c50;
    --color-neutral-400: #82796a;
    --color-neutral-500: #a19786;
    --color-neutral-600: #c0b6a5;
    --color-neutral-700: #dcd3c4;
    --color-neutral-800: #eee7db;
    --color-neutral-900: #f9f4ed;

    --color-accent-100: #402310;
    --color-accent-200: #643312;
    --color-accent-300: #8c491a;
    --color-accent-400: #b2622d;
    --color-accent-500: #d67f48;
    --color-accent-600: #f6a06b;
    --color-accent-700: #ffc6a5;
    --color-accent-800: #ffe1d0;
    --color-accent-900: #fff2eb;

    --color-accent-2-100: #272e1b;
    --color-accent-2-200: #3d472b;
    --color-accent-2-300: #56633f;
    --color-accent-2-400: #728157;
    --color-accent-2-500: #8fa073;
    --color-accent-2-600: #aebf92;
    --color-accent-2-700: #ccdbb2;
    --color-accent-2-800: #e1eecc;
    --color-accent-2-900: #f0fae1;

    --color-bg:      #2e2b25;
    --color-surface: #474238;
    --color-text:    #f9f4ed;
    --color-accent:  #f6a06b;
    --color-accent-2:#aebf92;
    --color-divider: color-mix(in srgb, #f9f4ed 16%, transparent);
    --divider-ink:   #f9f4ed;

    --shadow-sm: 0 1px 2px rgb(0 0 0 / 34%);
    --shadow-md: 0 3px 10px rgb(0 0 0 / 40%);
    --shadow-lg: 0 12px 32px rgb(0 0 0 / 50%);
  }
}

.dark, [data-theme="dark"] {
  --color-neutral-100: #2e2b25;
  --color-neutral-200: #474238;
  --color-neutral-300: #645c50;
  --color-neutral-400: #82796a;
  --color-neutral-500: #a19786;
  --color-neutral-600: #c0b6a5;
  --color-neutral-700: #dcd3c4;
  --color-neutral-800: #eee7db;
  --color-neutral-900: #f9f4ed;

  --color-accent-100: #402310;
  --color-accent-200: #643312;
  --color-accent-300: #8c491a;
  --color-accent-400: #b2622d;
  --color-accent-500: #d67f48;
  --color-accent-600: #f6a06b;
  --color-accent-700: #ffc6a5;
  --color-accent-800: #ffe1d0;
  --color-accent-900: #fff2eb;

  --color-accent-2-100: #272e1b;
  --color-accent-2-200: #3d472b;
  --color-accent-2-300: #56633f;
  --color-accent-2-400: #728157;
  --color-accent-2-500: #8fa073;
  --color-accent-2-600: #aebf92;
  --color-accent-2-700: #ccdbb2;
  --color-accent-2-800: #e1eecc;
  --color-accent-2-900: #f0fae1;

  --color-bg:      #2e2b25;
  --color-surface: #474238;
  --color-text:    #f9f4ed;
  --color-accent:  #f6a06b;
  --color-accent-2:#aebf92;
  --color-divider: color-mix(in srgb, #f9f4ed 16%, transparent);
  --divider-ink:   #f9f4ed;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 34%);
  --shadow-md: 0 3px 10px rgb(0 0 0 / 40%);
  --shadow-lg: 0 12px 32px rgb(0 0 0 / 50%);
}

/* =====================================================================
 * SEMANTICS — defined once, in terms of the ramps above. Nothing below
 * repeats a hex value, so dark mode needs no second copy of any of it.
 * ===================================================================== */
:root, .dark, .light, [data-theme] {
  /* grounds */
  --desk:         var(--color-neutral-300);
  --canvas:       var(--color-bg);
  --panel:        var(--color-surface);
  --raised:       var(--color-neutral-200);
  --chrome:       var(--color-surface);
  --sidebar:      var(--color-surface);
  --chip:         var(--color-neutral-100);
  /* the log panel is dark in both themes: a terminal reads as a terminal */
  --inset:        var(--color-neutral-900);
  --inset-fg:     var(--color-neutral-300);
  --inset-fg2:    var(--color-neutral-500);

  /* rules */
  --line:         var(--color-divider);
  --line-soft:    color-mix(in srgb, var(--divider-ink) 8%, transparent);
  --line-strong:  color-mix(in srgb, var(--divider-ink) 26%, transparent);
  --track:        var(--color-neutral-300);
  --track-strong: var(--color-neutral-400);
  --disabled:     var(--color-neutral-400);
  --dot:          var(--color-neutral-400);

  /* text */
  --fg1:          var(--color-text);
  --fg2:          var(--color-neutral-700);
  --fg3:          var(--color-neutral-600);

  /* header */
  --header:           var(--color-surface);
  --header-fg:        var(--color-text);
  --header-sub:       var(--color-neutral-600);
  --header-chip:      var(--color-neutral-200);
  --header-chip-line: var(--color-divider);

  /* accent */
  --brand:      var(--color-accent);
  --brand-deep: var(--color-accent-600);
  --on-accent:  var(--color-neutral-100);

  --brand-a09: color-mix(in srgb, var(--color-accent) 8%,  transparent);
  --brand-a10: color-mix(in srgb, var(--color-accent) 10%, transparent);
  --brand-a12: color-mix(in srgb, var(--color-accent) 12%, transparent);
  --brand-a13: color-mix(in srgb, var(--color-accent) 15%, transparent);
  --brand-a22: color-mix(in srgb, var(--color-accent) 22%, transparent);
  --brand-a30: color-mix(in srgb, var(--color-accent) 30%, transparent);

  /* status. Sage confirms, terracotta refuses - the handoff's own rule. */
  --sent:          var(--color-accent-2-600);
  --sent-fg:       var(--color-accent-2-700);
  --sent-tint:     var(--color-accent-2-100);

  --cooling:       var(--color-accent-500);
  --cooling-fg:    var(--color-accent-600);
  --cooling-tint:  var(--color-accent-100);
  --cooling-tint2: var(--color-accent-200);
  --cooling-wash:  var(--color-accent-100);

  --stop:          var(--color-accent);
  --stop-fg:       var(--color-accent-700);
  --stop-tint:     var(--color-accent-200);
  --stop-wash:     var(--color-accent-100);

  --idle:          var(--color-neutral-500);

  /* shadows, under the names the screens already use */
  --shadow-card:   var(--shadow-sm);
  --shadow-window: var(--shadow-lg);
}
