/* Embedded Institute: dark ink, hairline structure, lime used only for action and "set" states. */

:root {
  --page: #121214;
  --band: #0e0e10;
  --panel: #18181b;
  --panel-2: #1d1d21;
  --line: rgba(255, 255, 255, 0.08);
  --line-soft: rgba(255, 255, 255, 0.05);
  --line-strong: rgba(255, 255, 255, 0.14);
  --fg: #f4f3f1;
  --fg-body: rgba(244, 243, 241, 0.74);
  --fg-muted: rgba(244, 243, 241, 0.6);
  --fg-label: rgba(244, 243, 241, 0.5);
  --accent: #8abf26;
  --accent-hover: #9bd12f;
  --accent-ink: #0e0e10;
  --accent-wash: rgba(138, 191, 38, 0.08);
  --accent-line: rgba(138, 191, 38, 0.38);
  --writing: #e2b93b;

  --sans: "DM Sans", ui-sans-serif, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --wrap: 76rem;
  --gutter: clamp(1rem, 4vw, 3rem);
  --radius: 10px;
  --radius-sm: 6px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--page);
  color: var(--fg-body);
  font: 400 1rem/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--fg); text-underline-offset: 0.2em; text-decoration-color: var(--line-strong); }
a:hover { text-decoration-color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }

h1, h2, h3 { color: var(--fg); font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; margin: 0 0 0.5em; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 1.5rem + 3.6vw, 4.4rem); letter-spacing: -0.025em; line-height: 1.02; }
h2 { font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.6rem); letter-spacing: -0.022em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.narrow { max-width: 44rem; }
.sr, .hp { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.hp { left: -10000px; }

.skip { position: absolute; left: 1rem; top: -3rem; background: var(--accent); color: var(--accent-ink); padding: 0.5rem 0.75rem; z-index: 10; }
.skip:focus { top: 1rem; }

.lede { font-size: clamp(1.05rem, 1rem + 0.35vw, 1.25rem); color: var(--fg-muted); max-width: 58ch; }
.fine { font-size: 0.875rem; color: var(--fg-label); max-width: 62ch; }
.eyebrow {
  font: 500 0.75rem/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-label); margin-bottom: 0.75rem;
}
.eyebrow a { color: inherit; text-decoration: none; }
.eyebrow a:hover { color: var(--fg); }

/* ---------------------------------------------------------------- chrome */

.announce { background: var(--band); border-bottom: 1px solid var(--line); text-align: center; padding: 0.5rem var(--gutter); font-size: 0.875rem; }
.announce a { color: var(--fg); text-decoration: none; }
.announce a:hover { color: var(--accent); }
.tag {
  display: inline-block; margin-right: 0.6rem; padding: 0.1rem 0.4rem;
  font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); border: 1px solid var(--accent-line); border-radius: 4px;
}

.masthead { position: sticky; top: 0; z-index: 5; background: rgba(18, 18, 20, 0.88); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.masthead-row { display: flex; align-items: center; gap: 1.5rem; min-height: 4rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; color: var(--fg); text-decoration: none; font-weight: 700; letter-spacing: -0.01em; }
.brand img { display: block; }
.nav { display: flex; gap: 0.25rem; }
.nav a { color: var(--fg-muted); text-decoration: none; font-size: 0.9375rem; padding: 0.4rem 0.7rem; border-radius: var(--radius-sm); }
.nav a:hover { color: var(--fg); background: var(--line-soft); }
.masthead-cta { flex: none; margin-left: auto; }
/* Currency: every price is rendered per currency; hide the inactive ones. Default (no attribute) is USD. */
html:not([data-cur="inr"]) .cur-inr, html[data-cur="inr"] .cur-usd { display: none !important; }

.region { display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 0.75rem; font-size: 0.875rem; color: var(--fg-muted); cursor: pointer; user-select: none; }
.region:hover { color: var(--fg); }
.region input { width: 1rem; height: 1rem; margin: 0; accent-color: var(--accent); cursor: pointer; }
.offer .region { flex-basis: 100%; }
#pricing .region { margin: 0 0 0.5rem; }
@media (max-width: 40rem) {
  .nav { display: none; }
  .masthead .brand span { font-size: 0.9375rem; }
  .masthead-cta { padding: 0.45rem 0.7rem; font-size: 0.8125rem; }
}
@media (max-width: 30rem) { .masthead .brand span { display: none; } }

.foot { border-top: 1px solid var(--line); background: var(--band); margin-top: 4rem; }
.foot-main { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; gap: 1.5rem 3rem; padding-block: 2.5rem 2rem; }
.foot-brand p { margin: 0.6rem 0 0; font-size: 0.875rem; color: var(--fg-label); max-width: 34ch; }
.foot-links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; }
.foot-links a { color: var(--fg-muted); text-decoration: none; font-size: 0.9375rem; }
.foot-links a:hover { color: var(--fg); }
.foot-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem 2rem; border-top: 1px solid var(--line); padding-block: 1.25rem 2rem; font-size: 0.8125rem; color: var(--fg-label); }
.foot-base p { margin: 0; }
.foot-notice { max-width: 70ch; }
.foot-notice .notice-tag { margin-right: 0.4rem; }

/* ---------------------------------------------------------------- buttons */

.btn {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  font: 600 0.9375rem/1.2 var(--sans); text-decoration: none; cursor: pointer;
  padding: 0.8rem 1.2rem; border-radius: var(--radius-sm); border: 1px solid transparent;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-outline { background: transparent; color: var(--fg); border-color: var(--line-strong); }
.btn-outline:hover { border-color: var(--fg-muted); }
.btn-sooner { background: transparent; color: var(--accent); border-color: var(--accent-line); }
.btn-sooner:hover { background: var(--accent-wash); border-color: var(--accent); }
.btn-sm { padding: 0.5rem 0.9rem; font-size: 0.875rem; }
.btn > span { white-space: nowrap; }
.btn s { font-weight: 400; opacity: 0.6; margin-left: 0.35em; }
.btn.is-disabled { cursor: not-allowed; opacity: 0.55; }
.btn.is-disabled:hover { background: var(--accent); }
.btn-outline.is-disabled:hover { border-color: var(--line-strong); }
.btn small { font: 500 0.6875rem/1.3 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; margin-top: 0.25rem; opacity: 0.85; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 2rem 0 0; }

/* ---------------------------------------------------------------- hero */

.hero { border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; gap: 3rem; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); align-items: center; padding-block: clamp(3rem, 8vw, 6.5rem); }
@media (max-width: 60rem) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { max-width: 14ch; }

.stats { display: flex; flex-wrap: wrap; gap: 1.5rem 3rem; margin: 2.5rem 0 0; padding-top: 1.75rem; border-top: 1px solid var(--line); }
.stats div { display: flex; flex-direction: column-reverse; }
.stats dt { font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-label); margin-top: 0.35rem; }
.stats dd { margin: 0; font: 500 1.6rem/1 var(--mono); color: var(--fg); }

/* CFSR register */
.reg { margin: 0; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1rem, 2.5vw, 1.5rem); }
.reg-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25rem 0.9rem; margin-bottom: 1rem; }
.reg-name { color: var(--fg); font-weight: 700; font-size: 1.25rem; letter-spacing: -0.01em; }
.reg-addr { font: 0.8125rem var(--mono); color: var(--fg-label); }
.reg-value { margin-left: auto; font: 600 clamp(1.05rem, 0.9rem + 0.8vw, 1.4rem) var(--mono); color: var(--accent); font-variant-numeric: tabular-nums; }
.reg-groups, .reg-bits { display: grid; grid-template-columns: repeat(16, minmax(0, 1fr)); }
.reg-groups span { font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-label); padding: 0 0.3rem 0.4rem; border-bottom: 1px solid var(--line-strong); }
.reg-groups span + span { border-left: 1px solid var(--line-strong); }
.bit {
  display: flex; flex-direction: column; align-items: center; min-width: 0;
  padding: 0.4rem 0 0.5rem; border: 0; border-right: 1px solid var(--line-soft);
  background: var(--panel-2); color: var(--fg-muted); font: inherit; cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease;
}
.bit-reserved-block { border-right-color: var(--line-strong); }
.bit-reserved-block .bit-name { writing-mode: horizontal-tb; transform: none; height: auto; margin: auto 0; }
.bit:last-child { border-right: 0; }
.bit-no { font: 0.6875rem var(--mono); color: var(--fg-label); }
.bit-name { writing-mode: vertical-rl; transform: rotate(180deg); font: 500 clamp(0.6875rem, 0.6rem + 0.25vw, 0.8125rem)/1.15 var(--sans); height: 10.5em; margin: 0.5rem 0; text-align: left; }
.bit-val { font: 600 0.9375rem var(--mono); }
.bit:hover { background: #24242a; color: var(--fg); }
.bit-set { background: var(--accent); color: var(--accent-ink); }
.bit-set .bit-no { color: var(--accent-ink); }
.bit-set:hover { background: var(--accent-hover); color: var(--accent-ink); }
.bit[aria-pressed="true"] { box-shadow: inset 0 0 0 2px var(--fg); position: relative; z-index: 1; }
.bit:focus-visible { outline-offset: -2px; position: relative; z-index: 1; }
:root { --fault: #e5484d; }
.bit.bit-glitch { background: var(--fault); color: #fff; }
.bit.bit-glitch .bit-no { color: #fff; }
.reg { transition: border-color 160ms ease; }
.reg.is-fault { border-color: rgba(229, 72, 77, 0.6); }
.reg-value.is-glitch { color: var(--fault); }
.reg.is-fault figcaption strong { color: var(--fault); }
.bit.reserved { cursor: default; background: transparent; color: var(--fg-label); opacity: 0.6; }
.reg figcaption { margin-top: 1rem; min-height: 4.8em; font-size: 0.9375rem; }
.reg figcaption strong { color: var(--fg); font-weight: 600; font-family: var(--mono); font-size: 0.875rem; }
.reg figcaption a { color: var(--accent); white-space: nowrap; }
.reg-note { margin: 0.75rem 0 0; padding-top: 0.75rem; border-top: 1px solid var(--line); font: 500 0.75rem/1.5 var(--mono); letter-spacing: 0.04em; color: var(--fg-label); }
@media (max-width: 30rem) { .bit-no { font-size: 0.5625rem; } .bit-val { font-size: 0.8125rem; } }
@media (prefers-reduced-motion: no-preference) {
  .bit { transition: background-color 220ms ease, color 220ms ease; }
  .bit-val { transition: color 220ms ease; }
  .reg-value { transition: color 220ms ease; }
}

/* ---------------------------------------------------------------- sections */

.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.band { background: var(--band); border-block: 1px solid var(--line); }
.section-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 1.5rem; margin-bottom: 1.5rem; }
.split { display: grid; gap: 2rem 4rem; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); padding-block: clamp(3.5rem, 8vw, 6rem); }
.split-h { max-width: 16ch; }
.split-body p { font-size: 1.0625rem; max-width: 60ch; }

.legend-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 0.75rem 1.5rem; margin-bottom: 1.5rem; }
.legend { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.legend-row .region { margin: 0; padding: 0.45rem 0.75rem; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); }

/* ---------------------------------------------------------------- risk callout */

.risk-section { padding-bottom: 0; }
.risk { border: 1px solid var(--accent-line); border-left: 4px solid var(--accent); border-radius: var(--radius); background: linear-gradient(var(--accent-wash), var(--accent-wash)), var(--panel); padding: clamp(1.5rem, 4vw, 2.75rem); }
.risk-eyebrow { color: var(--accent); }
.risk h2 { max-width: 24ch; }
.risk .lede { color: var(--fg-body); max-width: 64ch; }
.risk-cases { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.risk-cases li { background: var(--band); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1.1rem 1.2rem; }
.risk-looks { font: 500 0.75rem/1.4 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--fg-label); margin-bottom: 0.6rem; }
.risk-looks::before { content: "AI writes: "; color: var(--accent); }
.risk-fails { margin: 0; color: var(--fg-body); font-size: 0.9375rem; }
.risk-fails code { font: 0.875em var(--mono); color: var(--fg); background: var(--panel-2); border: 1px solid var(--line); border-radius: 4px; padding: 0.05em 0.3em; }

.risk-answer { display: grid; gap: 1.5rem 2.5rem; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); align-items: start; margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--accent-line); }
.risk-answer h3 { font-size: 1.35rem; margin-bottom: 0.6rem; }
.risk-answer p { margin: 0; max-width: 56ch; }
.prompt { margin: 0; background: var(--band); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.prompt figcaption { font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); padding: 0.6rem 1rem; border-bottom: 1px solid var(--line); }
.prompt pre { margin: 0; padding: 1rem; white-space: pre-wrap; overflow-wrap: anywhere; font: 0.8125rem/1.6 var(--mono); color: var(--fg); }

.includes { display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem 0.5rem; margin: 0 0 1.5rem; font-size: 0.875rem; }
.includes-label { font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-label); margin-right: 0.25rem; }
.includes span:not(.includes-label) { padding: 0.25rem 0.55rem; border: 1px solid var(--line-strong); border-radius: 4px; color: var(--fg-muted); }
.includes .includes-ai { color: var(--accent); border-color: var(--accent-line); background: var(--accent-wash); }

.risk-cta { margin-top: 1.25rem !important; }

/* ---------------------------------------------------------------- prompt pack (lead capture) */

.pack { display: grid; gap: 2rem 3.5rem; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; background: var(--panel); border: 1px solid var(--accent-line); border-radius: var(--radius); padding: clamp(1.5rem, 4vw, 3rem); box-shadow: 0 0 0 1px rgba(138, 191, 38, 0.06), 0 30px 80px -40px rgba(138, 191, 38, 0.25); }
@media (max-width: 56rem) { .pack { grid-template-columns: 1fr; } }
.pack h2 { max-width: 16ch; }
.pack .capture { max-width: none; margin-top: 1.5rem; }
.pack .capture-inline { display: grid; grid-template-columns: 1fr auto; gap: 0.6rem; }
@media (max-width: 34rem) { .pack .capture-inline { grid-template-columns: 1fr; } }
.opt-in { display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 400 !important; font-size: 0.875rem !important; color: var(--fg-muted) !important; margin-top: 0.4rem; cursor: pointer; }
.capture .opt-in input { flex: none; width: 1rem; height: 1rem; padding: 0; accent-color: var(--accent); margin: 0; }
.capture .opt-in { justify-self: start; }
.pack .fine { margin-top: 1rem; }
.pack-list { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--band); }
.pack-list li { display: flex; gap: 0.9rem; align-items: baseline; padding: 0.7rem 1rem; border-bottom: 1px solid var(--line-soft); font-size: 0.9375rem; color: var(--fg); }
.pack-list li:last-child { border-bottom: 0; }
.pack-no { font: 500 0.75rem var(--mono); color: var(--accent); flex: none; }

/* ---------------------------------------------------------------- training notice */

.notice { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 0.9rem; border: 1px solid rgba(226, 185, 59, 0.4); border-left: 3px solid var(--writing); border-radius: var(--radius-sm); background: rgba(226, 185, 59, 0.06); padding: 0.85rem 1rem; }
.notice p { margin: 0; flex: 1 1 24rem; font-size: 0.9375rem; color: var(--fg-body); }
.notice a { color: var(--writing); white-space: nowrap; }
.notice-tag { font: 600 0.6875rem/1.4 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--writing); }
.notice-compact { margin: 0 0 1.5rem; }
.notice-compact p { font-size: 0.875rem; }
.pricing-notice { margin-top: -0.25rem; }
.pricing-notice a, .pack .fine a { color: var(--fg-muted); }
.notice-page h2 { font-size: 1.4rem; margin-top: 2.5rem; }
.notice-page ul { padding-left: 1.2rem; display: grid; gap: 0.9rem; max-width: 66ch; }
.notice-page li strong { color: var(--fg); }
.notice-page > .notice { margin: 1.5rem 0; }

/* ---------------------------------------------------------------- chips */

.chip {
  display: inline-flex; align-items: center; gap: 0.4em; white-space: nowrap;
  font: 500 0.6875rem/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.35rem 0.5rem; border-radius: 4px; border: 1px solid var(--line-strong); color: var(--fg-muted);
}
.chip::before { content: ""; width: 0.5em; height: 0.5em; border-radius: 1px; background: currentColor; }
.chip-released { color: var(--accent); border-color: var(--accent-line); background: var(--accent-wash); }
.chip-writing { color: var(--writing); border-color: rgba(226, 185, 59, 0.38); }
.chip-planned { color: var(--fg-label); }

/* ---------------------------------------------------------------- curriculum groups & module boxes */

.group { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); margin-bottom: 1.25rem; overflow: hidden; }
.group-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem 2rem; padding: 1.5rem 1.5rem 1.25rem; border-bottom: 1px solid var(--line); }
.group-head .eyebrow { margin-bottom: 0.5rem; }
.group-title { font-size: 1.25rem; margin-bottom: 0.35rem; }
.group-title a { text-decoration: none; }
.group-title a:hover { color: var(--accent); }
.group-short { color: var(--fg-muted); font-size: 0.9375rem; margin: 0; max-width: 62ch; }
.group-action { display: flex; align-items: flex-start; }
.group-buy { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 0.75rem 1.25rem; }
.group-buy .btn { padding: 0.6rem 1rem; font-size: 0.875rem; }
@media (max-width: 40rem) { .group-buy { justify-content: flex-start; } }
.group-price { display: grid; grid-template-columns: auto auto; align-items: baseline; justify-content: end; gap: 0 0.5rem; text-align: right; }
.price-now { font: 600 1.25rem var(--mono); color: var(--fg); }
.price-was { font: 0.875rem var(--mono); color: var(--fg-label); text-decoration: line-through; }
.price-note { grid-column: span 2; font-size: 0.8125rem; color: var(--fg-label); }
@media (max-width: 40rem) { .group-action { display: flex; align-items: flex-start; }
.group-buy { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 0.75rem 1.25rem; }
.group-buy .btn { padding: 0.6rem 1rem; font-size: 0.875rem; }
@media (max-width: 40rem) { .group-buy { justify-content: flex-start; } }
.group-price { justify-content: start; text-align: left; } }

.mods { display: grid; grid-template-columns: repeat(auto-fill, minmax(13.5rem, 1fr)); }
.group .mods { grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 0 -1px -1px 0; }
.group .mod { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
@media (max-width: 64rem) { .group .mods { grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr)); } }
@media (max-width: 40rem) {
  .group .mods, .mods-page { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mod { min-height: 6.5rem; padding: 0.9rem 1rem 1rem; }
  .mod .chip { font-size: 0.5625rem; padding: 0.3rem 0.4rem; }
}
.mod {
  display: flex; flex-direction: column; gap: 0.75rem; min-height: 7.5rem;
  padding: 1.1rem 1.25rem 1.2rem; background: var(--panel); text-decoration: none; color: var(--fg);
  transition: background-color 120ms ease;
}
.mod:hover { background: var(--panel-2); }
.mod:hover .mod-title { color: var(--accent); }
.mod-top { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.mod-no { font: 500 0.8125rem var(--mono); color: var(--fg-label); }
.mod-title { font-weight: 600; font-size: 1rem; line-height: 1.3; letter-spacing: -0.01em; transition: color 120ms ease; }
.mod-date { margin-top: auto; font: 0.75rem var(--mono); color: var(--fg-label); }
.mod-released { box-shadow: inset 0 2px 0 var(--accent); }
.mod-writing { box-shadow: inset 0 2px 0 var(--writing); }

.mods-page { gap: 0.75rem; margin: 2.5rem 0; }
.mods-page .mod { border: 1px solid var(--line); border-radius: var(--radius-sm); }

/* ---------------------------------------------------------------- pricing */

.plans { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); margin-top: 2rem; }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; }
.plan h3 { font: 500 0.75rem/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-label); margin-bottom: 1rem; }
.plan-price { font: 600 2rem/1.1 var(--sans); letter-spacing: -0.02em; color: var(--fg); margin-bottom: 1rem; }
.plan-link { display: flex; align-items: flex-start; gap: 0.9rem; text-decoration: none; color: var(--fg); transition: border-color 120ms ease, background-color 120ms ease; }
.plan-link:hover { border-color: var(--accent); }
.plan-link.plan-featured .plan-icon, .plan-link.plan-featured .plan-link-title span { color: var(--accent); }
.plan-icon { flex: none; color: var(--fg-muted); margin-top: 0.15rem; }
.plan-link-text { display: grid; gap: 0.35rem; }
.plan-link-title { font-weight: 600; font-size: 1.0625rem; }
.plan-link-title span { color: var(--fg-muted); margin-left: 0.15rem; }
.plan-link-sub { color: var(--fg-muted); font-size: 0.9375rem; }

.letter { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); margin: 1.5rem 0 1rem; color: var(--fg-body); }
.letter p, .letter li { max-width: 64ch; }
.letter ul { padding-left: 1.2rem; margin: 0 0 1em; }
.letter strong { color: var(--fg); }
.claim-steps { margin: 0 0 1.5rem; padding-left: 1.3rem; display: grid; gap: 0.5rem; max-width: 62ch; }
.claim-steps li::marker { color: var(--accent); font-family: var(--mono); }
.letter-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; margin-top: 1.5rem; }
.letter-actions .fine { margin: 0; }
.letter-actions .region { margin: 0 0 0 0.5rem; }
.plan-all { display: flex; flex-direction: column; }
.plan-was { font-size: 1rem; font-weight: 400; color: var(--fg-label); margin-left: 0.35rem; }
.plan-actions { display: flex; margin: 0.25rem 0 1.25rem; }
.plan-letter { display: flex; gap: 0.75rem; align-items: flex-start; margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--accent-line); text-decoration: none; color: var(--fg); }
.plan-letter > span { display: grid; gap: 0.2rem; }
.plan-letter .plan-icon { color: var(--accent); }
.plan-letter .plan-link-title span { color: var(--accent); }
.plan-letter:hover .plan-link-title { color: var(--accent); }
.plan-featured { border-color: var(--accent-line); background: linear-gradient(var(--accent-wash), var(--accent-wash)), var(--panel); }

/* ---------------------------------------------------------------- forms */

.capture { display: grid; gap: 0.5rem; max-width: 34rem; }
.capture label { font-size: 0.875rem; font-weight: 600; color: var(--fg); margin-top: 0.4rem; }
.capture input, .capture textarea {
  font: inherit; color: var(--fg); background: var(--band); width: 100%;
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm); padding: 0.75rem 0.85rem;
}
.capture textarea { resize: vertical; min-height: 5.5rem; }
.capture input::placeholder, .capture textarea::placeholder { color: var(--fg-label); }
.capture input:focus, .capture textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }
.capture button { justify-self: start; margin-top: 0.5rem; }
.capture-inline { grid-template-columns: 1fr auto; align-items: center; gap: 0.6rem; }
.capture-inline button { margin-top: 0; }
@media (max-width: 34rem) { .capture-inline { grid-template-columns: 1fr; } }

.notify { display: grid; gap: 1.5rem 3rem; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.5rem, 4vw, 2.5rem); }
.notify .lede { margin: 0; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; max-width: 44rem; }
.panel-h { font-size: 1.15rem; margin-bottom: 0.25rem; }

.urgent { margin-top: 1.25rem; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--band); }
.urgent summary { cursor: pointer; padding: 0.85rem 1rem; color: var(--fg); font-weight: 600; list-style: none; display: flex; align-items: center; gap: 0.6rem; }
.urgent summary::-webkit-details-marker { display: none; }
.urgent summary::before { content: "+"; font: 600 1rem/1 var(--mono); color: var(--writing); width: 1rem; }
.urgent[open] summary::before { content: "–"; }
.urgent .capture { padding: 0 1rem 1rem; max-width: none; }

/* ---------------------------------------------------------------- module detail (dialog + page) */

.detail-title { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); max-width: 24ch; }
.doc-main .detail-title { font-size: clamp(2rem, 1.4rem + 2.4vw, 3rem); }
.detail .lede { margin-bottom: 1.5rem; }
.facts { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; margin: 0 0 1.75rem; padding: 1rem 0; border-block: 1px solid var(--line); }
.facts dt { font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-label); margin-bottom: 0.4rem; }
.facts dd { margin: 0; color: var(--fg); font-weight: 500; }
.detail-h { font: 500 0.75rem/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-label); margin: 1.75rem 0 0.75rem; }
.path { margin: 0 0 1.5rem; padding: 0; list-style: none; counter-reset: step; }
.path li { counter-increment: step; position: relative; padding: 0.55rem 0 0.55rem 2.25rem; border-left: 1px solid var(--line-strong); margin-left: 0.6rem; color: var(--fg); }
.path li::before { content: counter(step); position: absolute; left: -0.65rem; top: 0.5rem; width: 1.3rem; height: 1.3rem; display: grid; place-items: center; font: 500 0.6875rem var(--mono); color: var(--fg-muted); background: var(--panel-2); border: 1px solid var(--line-strong); border-radius: 50%; }
.detail-note { color: var(--fg-body); max-width: 60ch; }
.offer { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: stretch; margin: 1rem 0; }
.offer .fine { flex-basis: 100%; margin: 0.25rem 0 0; }

.modal { width: min(44rem, calc(100vw - 2rem)); max-height: calc(100dvh - 2rem); padding: 0; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--panel); color: var(--fg-body); }
.modal::backdrop { background: rgba(5, 5, 6, 0.72); backdrop-filter: blur(2px); }
.modal-inner { position: relative; padding: clamp(1.5rem, 4vw, 2.25rem); }
.modal-close { position: absolute; top: 0.75rem; right: 0.75rem; width: 2.25rem; height: 2.25rem; border-radius: var(--radius-sm); border: 1px solid var(--line); background: transparent; color: var(--fg-muted); font-size: 1.4rem; line-height: 1; cursor: pointer; }
.modal-close:hover { color: var(--fg); border-color: var(--line-strong); }
@media (prefers-reduced-motion: no-preference) {
  .modal[open] { animation: rise 160ms ease-out; }
  @keyframes rise { from { opacity: 0; transform: translateY(8px); } }
}

/* ---------------------------------------------------------------- module page (three columns) */

.doc { display: grid; grid-template-columns: 15rem minmax(0, 1fr) 13rem; gap: 3rem; padding-block: 3rem; align-items: start; }
.side, .toc { position: sticky; top: 5.5rem; font-size: 0.875rem; }
.side-h { font: 500 0.6875rem/1.4 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-label); margin-bottom: 0.75rem; }
.side-h a { color: inherit; text-decoration: none; }
.side ol, .toc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.15rem; }
.side li a, .toc li a { display: flex; gap: 0.55rem; align-items: baseline; padding: 0.4rem 0.6rem; border-radius: var(--radius-sm); color: var(--fg-muted); text-decoration: none; line-height: 1.35; }
.side li a:hover, .toc li a:hover { color: var(--fg); background: var(--line-soft); }
.side li a[aria-current="page"] { color: var(--accent); background: var(--accent-wash); }
.toc ul { border-left: 1px solid var(--line); }
.toc li a { border-radius: 0; padding-left: 0.9rem; }
.dot { flex: none; width: 0.45rem; height: 0.45rem; border-radius: 1px; background: var(--fg-label); transform: translateY(-0.1em); }
.dot-released { background: var(--accent); }
.dot-writing { background: var(--writing); }
@media (max-width: 72rem) { .doc { grid-template-columns: 14rem minmax(0, 1fr); } .toc { display: none; } }
@media (max-width: 52rem) { .doc { grid-template-columns: 1fr; } .side { position: static; order: 2; border-top: 1px solid var(--line); padding-top: 1.5rem; } }

.prose { max-width: 70ch; font-size: 1.0625rem; line-height: 1.75; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.prose h2 { font-size: 1.6rem; margin-top: 2.25em; scroll-margin-top: 5.5rem; }
.prose h3 { font-size: 1.2rem; margin-top: 1.75em; scroll-margin-top: 5.5rem; }
.prose strong { color: var(--fg); }
.prose a { color: var(--accent); }
.prose code { font: 0.875em var(--mono); background: var(--panel-2); border: 1px solid var(--line); padding: 0.1em 0.35em; border-radius: 4px; color: var(--fg); }
.prose pre { font: 0.875rem/1.6 var(--mono); background: var(--band); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1rem 1.25rem; overflow-x: auto; }
.prose pre code { background: none; border: 0; padding: 0; }
.prose table { border-collapse: collapse; font-size: 0.9375rem; margin: 1.5rem 0; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 0.5rem 0.75rem; text-align: left; }
.prose th { background: var(--panel); color: var(--fg); }
.prose ul li::marker { color: var(--accent); }
.prose img { max-width: 100%; height: auto; }
.prose > :last-child { -webkit-mask-image: linear-gradient(#000 25%, transparent); mask-image: linear-gradient(#000 25%, transparent); }

.cliff { margin-top: 1.5rem; padding: 1.5rem; border: 1px solid var(--accent-line); border-radius: var(--radius); background: var(--accent-wash); max-width: 70ch; scroll-margin-top: 5.5rem; }
.cliff h2 { font-size: 1.4rem; }
.locked { padding-left: 1.2rem; margin: 0; columns: 2 16rem; column-gap: 2rem; color: var(--fg); }
.locked li { break-inside: avoid; margin-bottom: 0.35rem; }

.crumbs { font-size: 0.875rem; color: var(--fg-label); margin-bottom: 2rem; }
.crumbs a { color: var(--fg-muted); }
.page-title { max-width: 22ch; font-size: clamp(2.2rem, 1.5rem + 2.8vw, 3.6rem); }