/* ==========================================================
   i'm in awe -- iminawe.com
   A field guide to wonder. Base + topic styles.
   Mobile-first. Target: WCAG 2.2 AA.
   ========================================================== */

:root {
  /* Night (default) */
  --color-bg: #0d1022;
  --color-text: #f4efe6;
  --color-muted: #c9c5d9;
  --color-accent: #f5c66b;
  --color-accent-hover: #ffdc96;
  --color-accent-2: #8fd3e8;
  --color-border: #2f3663;
  --color-surface: #151a35;
  --color-surface-2: #1e2447;
  --color-on-accent: #0d1022;
  --glow: rgba(245, 198, 107, 0.18);

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, ui-serif, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;

  --max-width: 1200px;
  --sidebar-width: 250px;
  --radius: 1rem;
  --text-scale: 1;
  --line-height: 1.7;
  --measure: 68ch;
}

/* Day theme: follows the device setting automatically ("Auto"),
   or forced with the Day button. Night button forces dark. */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --color-bg: #fbf7ef;
    --color-text: #1c1a2a;
    --color-muted: #4a4660;
    --color-accent: #8a5800;
    --color-accent-hover: #6b4400;
    --color-accent-2: #0d6170;
    --color-border: #d8cfbd;
    --color-surface: #ffffff;
    --color-surface-2: #f3ecdd;
    --color-on-accent: #ffffff;
    --glow: rgba(138, 88, 0, 0.12);
  }
}
:root[data-theme="light"] {
  --color-bg: #fbf7ef;
  --color-text: #1c1a2a;
  --color-muted: #4a4660;
  --color-accent: #8a5800;
  --color-accent-hover: #6b4400;
  --color-accent-2: #0d6170;
  --color-border: #d8cfbd;
  --color-surface: #ffffff;
  --color-surface-2: #f3ecdd;
  --color-on-accent: #ffffff;
  --glow: rgba(138, 88, 0, 0.12);
}

:root[data-size="large"] { --text-scale: 1.15; }
:root[data-size="xlarge"] { --text-scale: 1.3; }
:root[data-spacing="relaxed"] { --line-height: 2; }
:root[data-spacing="relaxed"] p,
:root[data-spacing="relaxed"] li { letter-spacing: 0.02em; word-spacing: 0.08em; }

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

html {
  font-size: calc(100% * var(--text-scale));
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: var(--space-lg);
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: var(--line-height);
}

[hidden] { display: none !important; }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 var(--space-md);
  text-wrap: balance;
}
h1 { font-size: clamp(2.4rem, 8vw, 4.5rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.75rem, 4.5vw, 2.5rem); margin-top: var(--space-xl); }
h3 { font-size: 1.35rem; margin-top: var(--space-lg); }
p, ul, ol, table, figure, blockquote { margin: 0 0 var(--space-md); }
p, li { max-width: var(--measure); }

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--color-accent-hover); text-decoration-thickness: 0.16em; }

:focus { outline: none; }
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--color-bg);
  border-radius: 0.25rem;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-md);
  top: -10rem;
  z-index: 100;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 700;
  border-radius: 0 0 0.5rem 0.5rem;
}
.skip-link:focus { top: 0; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}
@media (min-width: 48rem) { .container { padding: 0 var(--space-lg); } }

/* ---------- Header ---------- */
.site-header { background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
}
.brand img { width: 2.75rem; height: 2.75rem; border-radius: 0.6rem; }
.brand:hover { color: var(--color-accent); }

.reading-options { position: relative; }
.reading-options summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: 999px;
  font-weight: 600;
}
.reading-options summary::-webkit-details-marker { display: none; }
.reading-options summary::after { content: "+"; margin-left: 0.5em; }
.reading-options[open] summary::after { content: "-"; }
.reading-options .panel {
  position: absolute;
  right: 0;
  z-index: 20;
  width: min(22rem, calc(100vw - 2rem));
  margin-top: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.4);
}
.option-group { border: 0; margin: 0 0 var(--space-md); padding: 0; }
.option-group:last-child { margin-bottom: 0; }
.option-group legend { font-weight: 700; margin-bottom: var(--space-xs); }
.option-row { display: flex; flex-wrap: wrap; gap: var(--space-sm); }

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: inherit;
  font-weight: 600;
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-md);
  border-radius: 999px;
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
  cursor: pointer;
}
button:hover,
.button:hover { border-color: var(--color-accent); color: var(--color-text); }
button[aria-pressed="true"] { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-on-accent); }
button[aria-pressed="true"]::before { content: "\2713\00a0"; }
.button-primary,
button.button-primary { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-on-accent); }
.button-primary:hover,
button.button-primary:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); color: var(--color-on-accent); }

.site-nav { border-top: 1px solid var(--color-border); }
.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-sm);
  list-style: none;
  margin: 0;
  padding: var(--space-sm) 0;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: var(--space-xs) var(--space-sm);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 3px solid transparent;
}
.site-nav a:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.site-nav a[aria-current="page"] { color: var(--color-accent); border-bottom-color: var(--color-accent); }

/* ---------- Hero (home) ---------- */
.hero { position: relative; background: #05071a; }
.hero-img { width: 100%; max-height: 82vh; object-fit: cover; object-position: center 40%; }
.hero-text { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.hero-panel {
  color: #f4efe6;
  background: #0b0e24;
  border: 1px solid #2f3663;
  border-radius: var(--radius);
  padding: var(--space-lg) var(--space-md);
}
.hero-panel h1 { color: #f4efe6; }
.hero-panel .lead { color: #d9d5e6; }
.hero-panel .kicker { color: #8fd3e8; }
.hero-panel .button { background: #151a35; color: #f4efe6; border-color: #48508a; }
.hero-panel .button-primary { background: #f5c66b; color: #0d1022; border-color: #f5c66b; }
.hero-panel :focus-visible { outline-color: #f5c66b; box-shadow: 0 0 0 6px #0b0e24; }
@media (min-width: 56rem) {
  .hero-text {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    margin: 0 auto;
  }
  .hero-panel {
    max-width: 36rem;
    background: rgba(8, 10, 26, 0.86);
    padding: var(--space-lg);
  }
}

/* ---------- Page intro ---------- */
.page-intro { padding-top: var(--space-xl); padding-bottom: var(--space-lg); }
.kicker {
  margin: 0 0 var(--space-sm);
  color: var(--color-accent-2);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
}
.lead { font-size: 1.25rem; color: var(--color-muted); max-width: 60ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin: var(--space-md) 0 0; }

/* ---------- Layout ---------- */
.layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-lg); padding-bottom: var(--space-xl); }
.toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
}
.toc h2 { font-family: var(--font-body); font-size: 1.05rem; margin: 0 0 var(--space-sm); }
.toc ol { margin: 0; padding-left: 1.4rem; }
.toc li { margin-bottom: var(--space-xs); }
.toc .num { display: none; }
@media (min-width: 64rem) {
  .layout { grid-template-columns: var(--sidebar-width) minmax(0, 1fr); align-items: start; }
  .layout.single { grid-template-columns: minmax(0, 1fr); }
  .toc { position: sticky; top: var(--space-md); max-height: calc(100vh - 2rem); overflow: auto; }
}
.layout.single .content { max-width: 60rem; }

.main ul,
.main ol {
  padding-left: 1.6rem;
}
.main li { margin-bottom: var(--space-xs); }
main:focus { outline: none; }
.content > section:first-child > h2:first-child { margin-top: var(--space-lg); }
.content section { scroll-margin-top: var(--space-md); }

.num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2em; height: 2.2em;
  margin-right: 0.3em;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  color: var(--color-accent);
  font-size: 0.6em;
  vertical-align: middle;
  font-family: var(--font-body);
}

figure {
  margin: var(--space-lg) 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: 0 0 3rem var(--glow);
}
figure img { width: 100%; }
figcaption { padding: var(--space-sm) var(--space-md); color: var(--color-muted); font-size: 0.95rem; }

.art-note { color: var(--color-muted); font-size: 0.95rem; font-style: italic; }
.study { padding-left: var(--space-md); border-left: 3px solid var(--color-accent-2); }
.look { font-size: 1.1rem; }

/* Notes: titled boxes, meaning carried by the title text */
.note {
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-md) var(--space-xs);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 0.4rem solid var(--color-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.note.try { border-left-color: var(--color-accent-2); }
.note.honest { border-left-style: double; border-left-width: 0.6rem; }
.note-title {
  margin: 0 0 var(--space-sm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
}

/* Today's wonder */
.today { display: grid; gap: var(--space-md); }
@media (min-width: 48rem) { .today { grid-template-columns: 3fr 2fr; } }
.today-block {
  padding: var(--space-lg) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.today-block h3 { margin-top: 0; font-family: var(--font-body); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent-2); }
.today-fact,
.today-prompt { font-family: var(--font-display); font-size: clamp(1.3rem, 3vw, 1.7rem); line-height: 1.4; }
.today-actions { margin-top: var(--space-md); }
.fact-src { color: var(--color-muted); font-size: 0.92rem; margin-bottom: 0; }

.three { display: grid; gap: var(--space-md); margin: var(--space-lg) 0; }
@media (min-width: 48rem) { .three { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.mini { padding: var(--space-md); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); }
.mini p { margin-bottom: 0; color: var(--color-muted); }
.mini .mini-big { font-family: var(--font-display); font-size: 1.6rem; color: var(--color-accent); margin-bottom: var(--space-xs); }

.quote {
  margin: var(--space-lg) 0;
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.quote p { font-family: var(--font-display); font-size: clamp(1.3rem, 3vw, 1.75rem); line-height: 1.4; }
.quote footer { color: var(--color-muted); }

/* Cards */
.card-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  list-style: none;
  padding: 0 !important;
  margin: var(--space-lg) 0;
}
.card {
  position: relative;
  max-width: none;
  margin: 0 !important;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.card img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.card-body { padding: var(--space-md); }
.card h3 { margin-top: 0; font-size: 1.3rem; }
.card p { color: var(--color-muted); margin-bottom: 0; }
.card-grid:not(.simple) .card h3 a::after { content: ""; position: absolute; inset: 0; }
.card-grid:not(.simple) .card:hover { border-color: var(--color-accent); }
.card-grid:not(.simple) .card:focus-within { outline: 3px solid var(--color-accent); outline-offset: 3px; }
.card-grid:not(.simple) .card h3 a:focus-visible { outline: none; box-shadow: none; }
.card-grid.simple .card { border-top: 0.3rem solid var(--color-accent-2); }

/* Facts */
.facts { list-style: none; padding: 0 !important; display: grid; gap: var(--space-md); }
@media (min-width: 48rem) { .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.fact {
  max-width: none;
  margin: 0 !important;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.fact > p:first-child { font-family: var(--font-display); font-size: 1.2rem; line-height: 1.45; margin-bottom: var(--space-sm); }

/* Steps and pause */
.steps li { margin-bottom: var(--space-sm); }
.pause {
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.pause-steps li { padding: var(--space-sm); border-radius: 0.5rem; border: 2px solid transparent; }
.pause-steps li.current { border-color: var(--color-accent); background: var(--color-surface-2); }
.pause-steps li.current::after { content: " (now)"; font-weight: 700; color: var(--color-accent); }
.pause-controls { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.pause-status { font-weight: 600; margin-bottom: 0; }

/* Tables */
.table-wrap { overflow-x: auto; margin: var(--space-lg) 0; border: 1px solid var(--color-border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 32rem; margin: 0; }
caption { text-align: left; font-weight: 700; padding: var(--space-sm) var(--space-md); }
th, td { text-align: left; vertical-align: top; padding: var(--space-sm) var(--space-md); border-top: 1px solid var(--color-border); }
thead th { background: var(--color-surface-2); }

.sources { color: var(--color-muted); font-size: 0.95rem; }
.sources li { margin-bottom: var(--space-sm); }

/* Gallery */
figure.wide { box-shadow: 0 0 4rem var(--glow); }

/* Forms */
.form { display: grid; gap: var(--space-md); max-width: 40rem; }
.field { display: grid; gap: var(--space-xs); }
.field label { font-weight: 700; }
.hint { color: var(--color-muted); font-size: 0.95rem; margin: 0; }
input[type="text"],
input[type="email"],
select,
textarea {
  font: inherit;
  width: 100%;
  min-height: 2.75rem;
  padding: var(--space-sm);
  color: var(--color-text);
  background: var(--color-surface);
  border: 2px solid var(--color-muted);
  border-radius: 0.5rem;
}
textarea { min-height: 10rem; resize: vertical; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status:empty { display: none; }
.form-status { padding: var(--space-md); border: 2px solid var(--color-accent-2); border-radius: var(--radius); font-weight: 700; }

/* Footer */
.back { margin-top: var(--space-xl); }
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-lg) 0;
  font-size: 0.95rem;
}
.footer-grid { display: grid; gap: var(--space-lg); }
@media (min-width: 48rem) { .footer-grid { grid-template-columns: 3fr 2fr; } }
.footer-brand { display: flex; align-items: center; gap: var(--space-sm); font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; }
.footer-brand img { border-radius: 0.5rem; }
.site-footer p { color: var(--color-muted); }
.site-footer .footer-brand { color: var(--color-text); }
.site-footer ul { list-style: none; padding: 0; margin: 0; columns: 2; }
.site-footer li { margin-bottom: var(--space-xs); }

/* Motion: none by default beyond smooth scroll, and only when allowed */
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

@media (forced-colors: active) {
  .card, .fact, .note, .toc, .mini, figure, .pause, .today-block, .hero-panel { border: 1px solid CanvasText; }
  .pause-steps li.current { border: 3px solid Highlight; }
  button[aria-pressed="true"] { border: 3px solid Highlight; }
}

@media print {
  .site-header, .site-nav, .toc, .site-footer, .skip-link, .pause-controls, .today-actions { display: none !important; }
  body { background: #fff; color: #000; }
  a { color: #000; }
}