/* ============================================================
   DHR ACADEMY — book spread, bleached cream / oxblood / navy
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300..900;1,9..144,300..900&family=JetBrains+Mono:ital,wght@0,300..700;1,300..700&display=swap');

:root {
  --bg: #f4ecdc;
  --bg-raise: #fbf5e8;
  --ink: #1a1b2e;
  --ink-soft: #4a4a5e;
  --accent: #6b1f1a;
  --secondary: #1e2a4a;
  --rule: #d8cbb2;
  --rule-strong: #b9a888;
  --spine: #cbbca0;

  --serif: 'Fraunces', 'Playfair Display', Georgia, serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --measure: 62ch;
  --pad: clamp(1.25rem, 4vw, 3.5rem);
  --btn-bg: #6b1f1a;
  --btn-ink: #fdf7ea;
}

html[data-theme='dark'] {
  --bg: #14151f;
  --bg-raise: #1b1d2a;
  --ink: #ece5d6;
  --ink-soft: #a9a79f;
  --accent: #d98a7c;
  --secondary: #9fb2dd;
  --rule: #33364a;
  --rule-strong: #4a4e66;
  --spine: #2a2d3e;
  --btn-bg: #6b1f1a;
  --btn-ink: #fdf7ea;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--mono);
  font-size: clamp(0.9rem, 0.55vw + 0.78rem, 1rem);
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
}

img, video { max-width: 100%; height: auto; display: block; }

a { color: var(--accent); text-underline-offset: 0.22em; text-decoration-thickness: 1px; }
a:hover { color: var(--secondary); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- shell ---------- */

.shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ---------- header ---------- */

.site-header {
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--bg);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--ink);
}

.brand__mark {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand__sub {
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.75rem);
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 0;
  border-bottom: 1px solid transparent;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.site-nav a:hover { border-bottom-color: var(--accent); color: var(--accent); }

.theme-toggle {
  appearance: none;
  background: transparent;
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.55rem 0.8rem;
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  border-radius: 2px;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.theme-toggle:hover { background: var(--secondary); color: var(--bg); border-color: var(--secondary); }

/* ---------- dictated quote (signature) ---------- */

.dictation {
  padding: clamp(2.5rem, 7vw, 5.5rem) 0 clamp(2rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--rule);
}

.dictation__eyebrow {
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.25rem;
}

.dictation__line {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.65rem, 4.6vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0;
  max-width: 22ch;
  font-variation-settings: 'SOFT' 0, 'WONK' 1;
}

.dictation__line .w {
  display: inline-block;
  opacity: 0;
  animation: dictate 1ms linear forwards;
  animation-delay: var(--d, 0ms);
}

.dictation__line .w--accent { color: var(--accent); font-style: italic; }

.dictation__line .caret {
  display: inline-block;
  width: 0.55ch;
  height: 0.95em;
  background: var(--accent);
  vertical-align: -0.08em;
  margin-left: 0.12em;
  animation: blink 1.05s steps(1) infinite;
}

@keyframes dictate {
  from { opacity: 0; transform: translateY(0.12em); }
  to { opacity: 1; transform: none; }
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.dictation__meta {
  margin: 2rem 0 0;
  font-size: 0.78rem;
  color: var(--ink-soft);
  max-width: 52ch;
}

/* ---------- book spread ---------- */

.book {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.spread {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto auto;
  border-bottom: 1px solid var(--rule);
}

.spread > * { grid-row: auto; }

.page {
  padding: clamp(2rem, 5vw, 3.75rem) 0;
  min-width: 0;
}

.page--left { grid-column: 1; }
.page--right { grid-column: 1; }
.gutter { display: none; }

@media (min-width: 900px) {
  .spread {
    grid-template-columns: minmax(0, 1fr) 4px minmax(0, 1fr);
    grid-template-rows: auto;
  }
  .spread > * { grid-row: 1; }
  .page--left {
    grid-column: 1;
    padding-right: clamp(1.75rem, 3.5vw, 3rem);
  }
  .page--right {
    grid-column: 3;
    padding-left: clamp(1.75rem, 3.5vw, 3rem);
  }
  .gutter {
    grid-column: 2;
    display: block;
    background: linear-gradient(
      to right,
      transparent 0,
      var(--spine) 45%,
      var(--spine) 55%,
      transparent 100%
    );
    opacity: 0.55;
  }
}

/* ---------- typography inside pages ---------- */

h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 1rem;
  anchor-name: --heading;
}

h3 {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--secondary);
  margin: 2rem 0 0.6rem;
}

p { margin: 0 0 1rem; max-width: var(--measure); }

.lede {
  font-size: 1.02em;
  color: var(--ink);
}

.muted { color: var(--ink-soft); }

.section-num {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

/* scroll-linked floating label (anchor positioning, no JS) */
.side-label {
  display: none;
}

@media (min-width: 900px) {
  .side-label {
    display: block;
    position: absolute;
    position-anchor: --heading;
    position-area: right span-block;
    margin-left: 1.25rem;
    font-size: 0.62rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-soft);
    writing-mode: vertical-rl;
    opacity: 0;
    animation: label-in linear both;
    animation-timeline: view();
    animation-range: entry 20% cover 45%;
  }
  .page { position: relative; }
}

@keyframes label-in {
  from { opacity: 0; transform: translateY(0.75rem); }
  to { opacity: 1; transform: none; }
}

/* ---------- module list ---------- */

.modules {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.module {
  border-bottom: 1px solid var(--rule);
  padding: 1.15rem 0;
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.25rem 0.9rem;
  align-items: start;
}

.module__idx {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  padding-top: 0.28rem;
}

.module__title {
  font-family: var(--serif);
  font-size: 1.12rem;
  font-weight: 500;
  line-height: 1.3;
  margin: 0 0 0.3rem;
}

.module__desc {
  margin: 0;
  font-size: 0.86rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

.module__tag {
  display: inline-block;
  margin-top: 0.55rem;
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--secondary);
  border: 1px solid var(--rule-strong);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
}

/* ---------- process steps ---------- */

.steps {
  list-style: none;
  counter-reset: step;
  margin: 1.5rem 0 0;
  padding: 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 2.6rem;
  margin-bottom: 1.35rem;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  width: 1.75rem;
  height: 1.75rem;
  display: grid;
  place-items: center;
}

.steps strong {
  display: block;
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.02rem;
  margin-bottom: 0.15rem;
}

.steps p { font-size: 0.86rem; color: var(--ink-soft); margin: 0; }

/* ---------- formats / cards ---------- */

.formats {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 620px) {
  .formats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.format {
  border: 1px solid var(--rule-strong);
  background: var(--bg-raise);
  padding: 1.15rem 1.15rem 1.25rem;
  border-radius: 2px;
}

.format h3 { margin-top: 0; }

.format p { font-size: 0.85rem; color: var(--ink-soft); margin: 0; }

/* ---------- placeholder styling ---------- */

.ph {
  border-bottom: 1px dotted var(--accent);
  color: var(--ink-soft);
  font-style: italic;
}

/* ---------- quote / testimonial ---------- */

.pullquote {
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
  margin: 2rem 0;
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1.5;
  font-style: italic;
  color: var(--ink);
}

.pullquote cite {
  display: block;
  margin-top: 0.75rem;
  font-family: var(--mono);
  font-style: normal;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ---------- FAQ ---------- */

.faq { margin-top: 1.5rem; border-top: 1px solid var(--rule); }

.faq details {
  border-bottom: 1px solid var(--rule);
  padding: 0.9rem 0;
}

.faq summary {
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  min-height: 44px;
  padding: 0.35rem 0;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: '+';
  color: var(--accent);
  font-family: var(--mono);
  font-size: 1rem;
  flex: none;
}

.faq details[open] summary::after { content: '−'; }

.faq details p {
  font-size: 0.86rem;
  color: var(--ink-soft);
  margin: 0.5rem 0 0.25rem;
}

/* ---------- contact ---------- */

.contact-form {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
  max-width: 34rem;
}

.field { display: grid; gap: 0.35rem; }

.field label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.field input,
.field textarea,
.field select {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--bg-raise);
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
  padding: 0.7rem 0.75rem;
  min-height: 44px;
  width: 100%;
}

.field textarea { min-height: 8rem; resize: vertical; }

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.btn {
  appearance: none;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: var(--btn-bg);
  color: var(--btn-ink);
  border: 1px solid var(--btn-bg);
  border-radius: 2px;
  padding: 0.85rem 1.4rem;
  min-height: 44px;
  cursor: pointer;
  justify-self: start;
  transition: background 160ms ease, color 160ms ease;
}

.btn:hover { background: var(--secondary); border-color: var(--secondary); color: var(--bg); }

.form-status {
  font-size: 0.82rem;
  color: var(--secondary);
  margin: 0;
}

.form-status[data-state='error'] { color: var(--accent); }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2.5rem 0 4rem;
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.site-footer__grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

.site-footer h3 { margin-top: 0; }

.site-footer ul { list-style: none; margin: 0; padding: 0; }

.site-footer li { margin-bottom: 0.4rem; }

.site-footer a { color: var(--ink-soft); text-decoration: none; }
.site-footer a:hover { color: var(--accent); text-decoration: underline; }

.colophon {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

/* ---------- attribution (free tier, must stay) ---------- */

.attribution {
  position: fixed;
  bottom: 0.5rem;
  right: 0.75rem;
  font-size: 0.7rem;
  font-family: var(--mono);
  z-index: 30;
}

.attribution a {
  color: var(--ink-soft);
  text-decoration: none;
  background: var(--bg);
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
}

.attribution a:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .dictation__line .w { opacity: 1; transform: none; }
  .dictation__line .caret { display: none; }
  .side-label { opacity: 1; transform: none; }
}