:root {
  --paper: #e6ebe7;
  --ink: #14261f;
  --mist: #f4f6f3;
  --moss: #5f7a58;
  --mute: #4a6358;
  --rule: #c5d0c6;

  --font-sans: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --space: clamp(1.25rem, 4vw, 2.5rem);
  --rail: 46rem;
  --prose: 34rem;
}

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

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--moss);
}

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

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 10;
  padding: 0.5rem 0.75rem;
  background: var(--ink);
  color: var(--mist);
}

.skip:focus {
  left: var(--space);
  top: var(--space);
}

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

.rail {
  width: min(100% - 2 * var(--space), var(--rail));
  margin-inline: auto;
}

.prose {
  max-width: var(--prose);
}

/* Chapel — quiet, but brand follows nav (no full-viewport void) */
.chapel {
  padding: var(--space) 0 clamp(2.5rem, 7vh, 4rem);
}

.top {
  font-size: 0.95rem;
}

.top a {
  text-decoration: none;
  font-weight: 500;
}

.top a:hover {
  text-decoration: underline;
}

.chapel-copy {
  margin-top: clamp(2.5rem, 8vh, 4.5rem);
}

.brand {
  margin: 0;
  font-size: clamp(3.5rem, 12vw, 6.5rem);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.line {
  margin: 1.1rem 0 0;
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 400;
  line-height: 1.35;
  color: var(--mute);
  white-space: nowrap;
}

.chapel-install {
  margin-top: clamp(2rem, 5vh, 3rem);
}

.chapel-install h2,
.why-section h2,
.privacy-section h2,
.commands-section h2 {
  margin: 0 0 1.25rem;
  font-size: clamp(1.4rem, 2.8vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  text-wrap: pretty;
}

.chapel-install h2::after,
.why-section h2::after,
.privacy-section h2::after,
.commands-section h2::after {
  content: "";
  display: block;
  width: 2.25rem;
  height: 3px;
  margin-top: 0.55rem;
  background: var(--moss);
}

/* Ritual (in chapel, before install) */
.ritual-section {
  margin-top: clamp(2rem, 5vh, 3rem);
}

.ritual {
  background: var(--mist);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  opacity: 0;
  transform: translateY(10px);
}

.ritual.is-in {
  opacity: 1;
  transform: none;
  transition: opacity 700ms ease, transform 700ms ease;
}

.ritual-log {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.82rem, 2.1vw, 0.95rem);
  font-weight: 400;
  line-height: 1.7;
  color: var(--ink);
  white-space: pre-wrap;
  overflow-wrap: break-word;
}

.ritual-log .key {
  color: var(--moss);
  font-weight: 500;
}

.ritual-log .timer {
  font-variant-numeric: tabular-nums;
}

/* Why */
.why-section {
  padding: clamp(1rem, 4vw, 2rem) 0 clamp(2.5rem, 7vw, 4rem);
  border-top: 1px solid var(--rule);
}

/* Privacy */
.privacy-section {
  padding: clamp(1rem, 4vw, 2rem) 0 clamp(2.5rem, 7vw, 4rem);
  border-top: 1px solid var(--rule);
}

.why-section p,
.privacy-section p {
  margin: 0;
  color: var(--ink);
  text-wrap: pretty;
}

.why-section p + p,
.privacy-section p + p {
  margin-top: 0.85rem;
}

.refs {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
}

.refs li + li {
  margin-top: 0.95rem;
}

.refs a {
  display: inline-block;
  font-weight: 500;
  text-decoration: none;
  text-wrap: pretty;
}

.refs a:hover {
  text-decoration: underline;
}

.ref-note {
  display: block;
  margin-top: 0.2rem;
  color: var(--mute);
  font-size: 0.95rem;
  text-wrap: pretty;
}

.why-note {
  margin-top: 1.25rem;
  color: var(--mute);
  font-size: 0.95rem;
}

/* Install (in chapel) */
.install-panel {
  display: grid;
  gap: 0;
}

.install-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  border: 1px solid var(--ink);
  border-bottom: 0;
  background: transparent;
}

.install-tab {
  appearance: none;
  border: 0;
  border-right: 1px solid var(--rule);
  background: transparent;
  color: var(--mute);
  padding: 0.55rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.install-tab:last-child {
  border-right: 0;
}

.install-tab:hover {
  color: var(--ink);
  background: rgba(20, 38, 31, 0.04);
}

.install-tab[aria-selected="true"] {
  color: var(--ink);
  background: rgba(20, 38, 31, 0.08);
  box-shadow: inset 0 -2px 0 var(--moss);
}

.install {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: stretch;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--mist);
}

.install code {
  display: block;
  min-width: 0;
  padding: 0.9rem 1rem;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 2vw, 0.88rem);
  line-height: 1.45;
  overflow-x: auto;
  white-space: nowrap;
  color: var(--mist);
}

.install > button {
  border: 0;
  border-left: 1px solid rgba(244, 246, 243, 0.2);
  background: transparent;
  color: var(--mist);
  padding: 0 1.1rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.install > button:hover,
.install > button[data-copied="true"] {
  background: rgba(95, 122, 88, 0.35);
}

.copy-status {
  min-height: 1.25rem;
  margin: 0.45rem 0 0;
  font-size: 0.85rem;
  color: var(--moss);
}

.install-note {
  margin: 0.85rem 0 0;
  color: var(--mute);
  font-size: 0.98rem;
  text-wrap: pretty;
}

.install-note code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--ink);
}

.install-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin: 1.25rem 0 0;
}

.install-links a {
  font-weight: 500;
  text-decoration: none;
}

.install-links a:hover {
  text-decoration: underline;
}

/* Commands */
.commands-section {
  padding: clamp(1rem, 4vw, 2rem) 0 clamp(3rem, 8vw, 4.5rem);
  border-top: 1px solid var(--rule);
}

.commands-lead {
  margin: -0.35rem 0 1.35rem;
  color: var(--mute);
  font-size: 1.02rem;
  text-wrap: pretty;
}

.command-list {
  display: grid;
  gap: 1.5rem;
  max-width: var(--rail);
}

.command-block .install code {
  font-size: clamp(0.95rem, 2.4vw, 1.15rem);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.command-note {
  margin: 0.7rem 0 0;
  max-width: var(--prose);
  color: var(--mute);
  font-size: 0.98rem;
  text-wrap: pretty;
}

.command-note code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--ink);
}

.command-links {
  margin: 0.65rem 0 0;
}

.command-links a {
  font-weight: 500;
  text-decoration: none;
}

.command-links a:hover {
  text-decoration: underline;
}

/* Close */
.close {
  padding: 0 0 clamp(3rem, 8vw, 4.5rem);
}

.close p {
  margin: 0;
  color: var(--mute);
  font-size: 0.98rem;
  text-wrap: pretty;
}

.close p + p {
  margin-top: 0.85rem;
}

.close code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--ink);
}

.disclaimer {
  font-size: 0.85rem;
  line-height: 1.5;
}

@media (prefers-reduced-motion: reduce) {
  .ritual {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 420px) {
  .install-tabs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .install-tab {
    padding: 0.65rem 0.35rem;
    text-align: center;
    border-right: 1px solid var(--rule);
  }

  .install-tab:nth-child(4n) {
    border-right: 0;
  }

  .install {
    grid-template-columns: 1fr;
  }

  .install > button {
    border-left: 0;
    border-top: 1px solid rgba(244, 246, 243, 0.2);
    min-height: 2.75rem;
  }
}