/* Sienna — design-system tokens and component classes. This file is the source of truth for the system's look; retune it here and see readme.md. */
/* Fonts are linked from each page's <head> (with preconnect) rather than imported here. */

:root {
  /* Roles. A warm-white ground, ink that is brown-black rather than neutral,
     and one accent: sienna. Everything else is a tint of these. */
  --color-bg: #f8f3ed;
  --color-surface: #fffefb;
  --color-shell: #eee3d8;
  --color-text: #241f1b;
  --color-muted: #6e645b;
  --color-body: #574f48;
  --color-accent: #a34f32;
  --color-accent-2: #6b7150;
  --color-divider: #e3d8cd;
  --color-divider-strong: #cbbcae;

  --color-success: #4f6b4a;
  --color-danger: #a3322a;

  /* Tonal ramps — one shared OKLCH lightness scale, so the same step of any
     role carries the same visual weight. 100–300 for tinted fills, hovers and
     borders; 500–600 as the base; 700–900 for text on tints and pressed states. */
  --color-neutral-100: #faf6f1;
  --color-neutral-200: #eee7de;
  --color-neutral-300: #ded4c8;
  --color-neutral-400: #c4b8aa;
  --color-neutral-500: #a2968a;
  --color-neutral-600: #82766b;
  --color-neutral-700: #635a51;
  --color-neutral-800: #453e38;
  --color-neutral-900: #2a2521;

  --color-accent-100: #fdf4f0;
  --color-accent-200: #f9e3d9;
  --color-accent-300: #f2c9b7;
  --color-accent-400: #e5a288;
  --color-accent-500: #c86a48;
  --color-accent-600: #a34f32;
  --color-accent-700: #833c24;
  --color-accent-800: #5f2b19;
  --color-accent-900: #3c1d12;

  --color-accent-2-100: #f4f6ef;
  --color-accent-2-200: #e5e9da;
  --color-accent-2-300: #ccd3bb;
  --color-accent-2-400: #a8b291;
  --color-accent-2-500: #808a68;
  --color-accent-2-600: #6b7150;
  --color-accent-2-700: #54593e;
  --color-accent-2-800: #3c402c;
  --color-accent-2-900: #26291c;

  /* Type. A high-contrast serif for display only; a humanist sans carries
     every word a reader actually reads. Never set body copy in the serif. */
  --font-heading: "Playfair Display", Georgia, 'Times New Roman', serif;
  --font-heading-weight: 500;
  --font-body: "Hanken Grotesk", system-ui, -apple-system, sans-serif;

  --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;

  --radius-sm: 7px;
  --radius-md: 10px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Elevation — a hairline contact shadow plus one wide, soft, warm-tinted
     ambient layer. Cards lift; nothing floats hard. */
  --shadow-sm: 0 1px 2px rgb(60 40 28 / 0.05);
  --shadow-md: 0 1px 2px rgb(60 40 28 / 0.04), 0 10px 24px -12px rgb(60 40 28 / 0.16);
  --shadow-lg: 0 1px 2px rgb(60 40 28 / 0.04), 0 18px 40px -18px rgb(60 40 28 / 0.2);
  --shadow-accent: 0 10px 22px -10px rgb(163 79 50 / 0.5);
}

/* ══════════════════════════════════════════════════════════════════════════
   Base
   ══════════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0; background: var(--color-bg); color: var(--color-text);
  font-family: var(--font-body); font-size: 16px; line-height: 1.7; font-weight: 400;
  -webkit-font-smoothing: antialiased; text-wrap: pretty;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.14; letter-spacing: -0.01em; margin: 0 0 var(--space-3);
  color: var(--color-text);
}
h1 { font-size: 52px; line-height: 1.08; letter-spacing: -0.02em; }
h2 { font-size: 38px; letter-spacing: -0.015em; }
h3 { font-size: 27px; }
h4 { font-size: 21px; line-height: 1.3; letter-spacing: 0; }
h5 { font-family: var(--font-body); font-weight: 600; font-size: 17px; line-height: 1.4; letter-spacing: 0; }
h6 {
  font-family: var(--font-body); font-weight: 600; font-size: 12px; line-height: 1.4;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-muted);
}
em { font-style: italic; }
p { margin: 0 0 var(--space-4); color: var(--color-body); }
a { color: var(--color-accent-700); text-decoration: none; text-underline-offset: 3px; }
a:hover { color: var(--color-accent-800); text-decoration: underline; }
strong { font-weight: 600; color: var(--color-text); }
small { font-size: 13px; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
figcaption { font-size: 13px; margin-top: var(--space-2); color: var(--color-muted); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: var(--radius-sm); }
::selection { background: var(--color-accent-200); }

/* — editorial helpers — */
.eyebrow {
  display: block; font-family: var(--font-body); font-weight: 600; font-size: 12px;
  line-height: 1.4; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--color-accent); margin: 0 0 var(--space-4);
}
.lede { font-size: 19px; line-height: 1.6; color: var(--color-body); max-width: 46ch; }
.text-muted { color: var(--color-muted); }
.accent { color: var(--color-accent); }
/* Display emphasis: Playfair's true italic, which the serif actually ships. */
.display-em { font-style: italic; color: var(--color-accent); }

/* — rules — */
.hr { height: 1px; border: 0; margin: var(--space-10) 0; background: var(--color-divider); }

/* — figures — Photographs keep their colour; the system is warm enough that
   draining them fights the palette. The frame is what makes them feel placed. */
.figure { border-radius: var(--radius-lg); overflow: hidden; background: var(--color-shell); }
.figure img { width: 100%; height: auto; }

/* ══════════════════════════════════════════════════════════════════════════
   Components
   ══════════════════════════════════════════════════════════════════════════ */

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  cursor: pointer; text-decoration: none; white-space: nowrap;
  font-family: var(--font-body); font-weight: 600; font-size: 14.5px; line-height: 1.2;
  letter-spacing: 0.01em; color: var(--color-text);
  background: transparent; border: 1px solid transparent;
  padding: 13px var(--space-6); border-radius: var(--radius-pill);
  transition: background-color 140ms ease, color 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}
.btn svg { display: block; }
.btn:hover { text-decoration: none; }
.btn:disabled, .btn[aria-disabled='true'] { opacity: 0.45; cursor: not-allowed; box-shadow: none; }
.btn-primary { background: var(--color-accent); color: var(--color-surface); box-shadow: var(--shadow-accent); }
.btn-primary:hover { background: var(--color-accent-700); color: var(--color-surface); }
.btn-primary:active { background: var(--color-accent-800); box-shadow: var(--shadow-sm); }
.btn-secondary { border-color: var(--color-divider-strong); background: var(--color-surface); box-shadow: var(--shadow-sm); }
.btn-secondary:hover { border-color: var(--color-neutral-500); background: var(--color-neutral-100); color: var(--color-text); }
.btn-secondary:active { background: var(--color-neutral-200); }
.btn-ghost { color: var(--color-accent-700); padding-inline: var(--space-3); }
.btn-ghost:hover { background: var(--color-accent-100); color: var(--color-accent-800); }
.btn-ghost:active { background: var(--color-accent-200); }
.btn-icon { width: 44px; height: 44px; padding: 0; }
.btn-block { width: 100%; }
.btn-lg { font-size: 15.5px; padding: 16px var(--space-8); }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-family: var(--font-body);
  font-weight: 500; font-size: 12.5px; line-height: 1.4; letter-spacing: 0.02em;
  padding: 5px var(--space-3); border-radius: var(--radius-pill);
}
.tag-accent { background: var(--color-accent-200); color: var(--color-accent-800); }
.tag-accent-2 { background: var(--color-accent-2-200); color: var(--color-accent-2-800); }
.tag-neutral { background: var(--color-neutral-200); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-divider-strong); color: var(--color-muted); }

/* — forms — */
.field > label {
  display: block; font-family: var(--font-body); font-weight: 500; font-size: 13.5px;
  margin-bottom: 6px; color: var(--color-body);
}
.input {
  width: 100%; min-height: 46px; padding: 11px var(--space-4); font: inherit; font-size: 15px;
  color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider-strong); border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: border-color 140ms ease, box-shadow 140ms ease;
}
.input::placeholder { color: var(--color-neutral-500); }
.input:hover { border-color: var(--color-neutral-500); }
.input:focus-visible {
  border-color: var(--color-accent); outline: none;
  box-shadow: 0 0 0 3px var(--color-accent-200);
}
textarea.input { min-height: 116px; resize: vertical; line-height: 1.6; }
.field-hint { font-size: 13px; color: var(--color-muted); margin: 6px 0 0; }
.field-error { font-size: 13px; color: var(--color-danger); margin: 6px 0 0; }
.radio { display: inline-flex; align-items: center; gap: var(--space-2); cursor: pointer; font-size: 15px; }
.radio input, .seg-opt input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }
.radio .dot { width: 18px; height: 18px; flex: none; border-radius: 50%; border: 1.5px solid var(--color-divider-strong); background: var(--color-surface); }
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot { border-color: var(--color-accent); background: var(--color-accent); box-shadow: inset 0 0 0 4px var(--color-surface); }
.radio input:focus-visible + .dot { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.seg {
  display: inline-flex; padding: 4px; gap: 2px; background: var(--color-neutral-200);
  border-radius: var(--radius-pill);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px var(--space-4);
  font-size: 14px; font-weight: 500; cursor: pointer; border-radius: var(--radius-pill);
  color: var(--color-body);
}
.seg-opt:has(input:checked) { background: var(--color-surface); color: var(--color-text); box-shadow: var(--shadow-sm); }
.seg-opt:not(:has(input:checked)):hover { color: var(--color-text); }
.seg-opt:has(input:focus-visible) { outline: 2px solid var(--color-accent); outline-offset: 1px; }

/* — cards — */
.card {
  display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-6); border-radius: var(--radius-lg);
  background: var(--color-surface); border: 1px solid var(--color-divider);
  box-shadow: var(--shadow-md);
}
.card-kicker {
  font-family: var(--font-body); font-weight: 600; font-size: 12px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-accent);
}
.card-title { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 24px; line-height: 1.2; }
.card-body { margin: 0; font-size: 15px; color: var(--color-body); flex: 1; }
.card-meta { display: flex; align-items: center; gap: var(--space-2); font-size: 13px; color: var(--color-muted); }
.card-quiet { background: var(--color-neutral-100); box-shadow: none; }
.card-accent { background: var(--color-accent-100); border-color: var(--color-accent-200); }
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-6);
  padding: var(--space-4) var(--space-6);
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}
.nav-brand {
  display: inline-flex; align-items: center; gap: var(--space-3); margin-right: auto;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 22px; letter-spacing: 0.005em; color: var(--color-text); text-decoration: none;
}
.nav-brand:hover { color: var(--color-text); text-decoration: none; }
.nav-mark { width: 1.1em; height: 1.1em; }
/* :not(.btn) — a button inside the nav keeps its own variant colour; without
   the guard these rules outrank .btn-primary and paint its label body-brown. */
.nav a:not(.btn) { color: var(--color-body); text-decoration: none; font-size: 14.5px; font-weight: 500; }
.nav a:not(.btn):hover, .nav a:not(.btn)[aria-current='page'], .nav a:not(.btn)[aria-current='location'] { color: var(--color-accent-700); text-decoration: none; }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 15px; }
.table th {
  text-align: left; font-family: var(--font-body); font-weight: 600; font-size: 12px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-muted);
  padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-divider-strong);
}
.table td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-divider); color: var(--color-body); }
.table tbody tr:hover { background: var(--color-neutral-100); }
.table tbody tr:last-child td { border-bottom: 0; }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center; padding: var(--space-6);
  background: color-mix(in srgb, var(--color-neutral-900) 45%, transparent);
}
.dialog {
  width: min(460px, 100%); display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-8); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.dialog-title { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 26px; line-height: 1.2; }
.dialog-body { font-size: 15px; color: var(--color-body); margin: 0; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-3); margin-top: var(--space-2); }
