/* Rocky Start Exploration Services design tokens: Field Book (light) and Headlamp (dark). */
:root {
  --paper: #f4ede0;
  --paper-raised: #ebe1cf;
  --ink: #2a2622;
  --ink-muted: #6b6157;
  --line: #cbbfa9;
  --rust: #a4472a;
  --pine: #3e5b3f;
  --ochre: #c8963e;
  --ink-on-ochre: #2a2622;
  --slate: #486572;
  --sage: #c9cfb4;

  --font-smallcaps: "Alegreya SC", Georgia, serif;
  --font-typewriter: "Courier Prime", "Courier New", monospace;
  --font-hand: Kalam, "Bradley Hand", cursive;

  --space-2: 8px;
  --space-4: 16px;
  --space-6: 24px;
  --space-10: 40px;
  --radius-sm: 2px;
  --radius-md: 6px;

  --opacity-marker: 0.62;
  --opacity-pencil-line: 0.55;
  --opacity-dot-max: 0.6;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1c1915;
    --paper-raised: #26221d;
    --ink: #efe7da;
    --ink-muted: #b3a796;
    --line: #3d362e;
    --rust: #d9774f;
    --pine: #8fb08a;
    --ochre: #d8a952;
    --ink-on-ochre: #1c1915;
    --slate: #8fb0bd;
    --sage: #3a4034;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #1c1915;
  --paper-raised: #26221d;
  --ink: #efe7da;
  --ink-muted: #b3a796;
  --line: #3d362e;
  --rust: #d9774f;
  --pine: #8fb08a;
  --ochre: #d8a952;
  --ink-on-ochre: #1c1915;
  --slate: #8fb0bd;
  --sage: #3a4034;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 16px/24px var(--font-typewriter);
}

a { color: var(--rust); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--rust); outline-offset: 2px; }

/* Theme-swapped artwork: the logo files are drawn for one ground each. */
.logo-dark, .rs-dark { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-light, :root:not([data-theme="light"]) .rs-light { display: none; }
  :root:not([data-theme="light"]) .logo-dark, :root:not([data-theme="light"]) .rs-dark { display: block; }
}
:root[data-theme="dark"] .logo-light, :root[data-theme="dark"] .rs-light { display: none; }
:root[data-theme="dark"] .logo-dark, :root[data-theme="dark"] .rs-dark { display: block; }

/* Masthead: ruled marker strata along the top, printed dot paper in the corner. */
.masthead {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.strata { position: absolute; left: 0; top: 0; width: 100%; height: 72px; }
.strata .stroke { opacity: var(--opacity-marker); }
.strata .trace { fill: none; stroke: var(--ink); stroke-width: 1; stroke-linecap: round; opacity: var(--opacity-pencil-line); }
.dots { position: absolute; right: 0; top: 0; width: 100%; height: 100%; }
.dots circle { fill: var(--ink-muted); }

.masthead-inner {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  padding: 96px var(--space-10) var(--space-10);
}
.brand { display: inline-block; }
.logo { height: 56px; width: auto; }

h1 {
  margin: var(--space-6) 0 0;
  font: 500 52px/54px var(--font-smallcaps);
  letter-spacing: 0.01em;
}
.lede { margin: var(--space-2) 0 0; max-width: 560px; color: var(--ink); }
.updated { margin: var(--space-2) 0 0; font-size: 14px; line-height: 20px; color: var(--ink-muted); }

main { max-width: 1080px; margin: 0 auto; padding: var(--space-6) var(--space-10) var(--space-10); }

/* Search and filters */
.search {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}
.field { display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; }
label, .filters summary {
  font: 700 12px/16px var(--font-typewriter);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
input, select {
  width: 100%;
  font: 400 16px/24px var(--font-typewriter);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink-muted);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
}
select {
  appearance: none;
  padding-right: 32px;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-muted) 50%), linear-gradient(135deg, var(--ink-muted) 50%, transparent 50%);
  background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}
input::placeholder { color: var(--ink-muted); }
input:focus, select:focus { border-color: var(--rust); outline: 1px solid var(--rust); outline-offset: 0; }

.filters { margin-top: var(--space-4); }
.filters summary { cursor: pointer; list-style: none; width: fit-content; }
.filters summary::-webkit-details-marker { display: none; }
.filters summary::before { content: "+ "; }
.filters[open] summary::before { content: "− "; }
.filter-count { color: var(--rust); }
.filter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.results-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  margin: var(--space-6) 0 var(--space-2);
}
.count { margin: 0; font-size: 14px; line-height: 20px; color: var(--ink-muted); }
.count strong { color: var(--ink); }
.clear {
  font: 700 12px/16px var(--font-typewriter);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rust);
  background: none;
  border: 0;
  padding: var(--space-2) 0;
  cursor: pointer;
}
.clear:hover { text-decoration: underline; }

/* Results: rows on paper, separated by hairlines rather than shadows. */
.results { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.job {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2) var(--space-6);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--line);
}
.job-title { margin: 0; font: 500 22px/28px var(--font-smallcaps); letter-spacing: 0.02em; }
.job-title a { color: var(--ink); text-decoration: none; }
.job-title a:hover { color: var(--rust); text-decoration: underline; text-decoration-thickness: 1px; }
.job-meta { margin: 2px 0 0; font-size: 14px; line-height: 20px; color: var(--ink-muted); }
.job-meta .company { color: var(--ink); font-weight: 700; }
.job-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-size: 14px;
  line-height: 20px;
  color: var(--ink-muted);
  white-space: nowrap;
}
.job-side .new {
  display: inline-block;
  font: 700 12px/16px var(--font-typewriter);
  letter-spacing: 0.08em;
  color: var(--ink-on-ochre);
  background: var(--ochre);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  margin-bottom: 4px;
}
.tags { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.tag {
  font: 700 12px/16px var(--font-typewriter);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  border: 1px solid transparent;
}
button.tag { cursor: pointer; }
.tag-commodity { background: var(--sage); color: var(--ink); }
.tag-style { border-color: var(--slate); color: var(--slate); background: transparent; }
.tag-region { border-color: var(--line); color: var(--ink-muted); background: transparent; }
button.tag:hover { border-color: var(--rust); }

.empty { padding: var(--space-10) 0; text-align: center; color: var(--ink-muted); }
.empty-title { font: 500 22px/28px var(--font-smallcaps); color: var(--ink); margin: 0 0 var(--space-2); }

.footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-10) var(--space-10);
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 20px;
  color: var(--ink-muted);
}
.footer p { max-width: 640px; margin: var(--space-2) 0 0; }
.footer .motto { font: 18px/24px var(--font-hand); color: var(--ink); }

@media (max-width: 760px) {
  .masthead-inner, main, .footer { padding-left: var(--space-4); padding-right: var(--space-4); }
  .masthead-inner { padding-top: 80px; padding-bottom: var(--space-6); }
  .logo { height: 44px; }
  h1 { font-size: 38px; line-height: 42px; }
  .filter-grid { grid-template-columns: minmax(0, 1fr); }
  .job { grid-template-columns: minmax(0, 1fr); }
  .job-side { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 0 var(--space-2); white-space: normal; }
  .job-side .new { margin-bottom: 0; }
  .job-side .when + .when::before { content: "· "; }
}
@media (min-width: 761px) and (max-width: 960px) {
  .filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}