/* ===========================================================
   EMMA BERNARD — sonic artist / sound designer / musician
   Design tokens
   =========================================================== */

:root {
  --paper: #eeefea;
  --paper-deep: #e3e4dc;
  --ink: #15181a;
  --ink-soft: #3a3f3f;
  --moss: #46583f;
  --moss-soft: #7c9072;
  --slate: #8b96a0;
  --line: #cfd0c6;
  --line-strong: #b7b8ac;

  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  --gutter: clamp(20px, 4vw, 56px);
  --max: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* -----------------------------------------------------------
   Nav
   ----------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(238, 239, 234, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 20px;
  gap: 24px;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  gap: clamp(14px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-nav a {
  position: relative;
  padding-bottom: 3px;
  color: var(--ink-soft);
  transition: color 0.2s ease;
}

.main-nav a::before {
  content: "├─ ";
  color: var(--line-strong);
  transition: color 0.2s ease;
}

.main-nav a:last-child::before {
  content: "└─ ";
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--moss);
}

.main-nav a:hover::before,
.main-nav a[aria-current="page"]::before {
  color: var(--moss-soft);
}

/* -----------------------------------------------------------
   Hero (home)
   ----------------------------------------------------------- */

.hero {
  position: relative;
  padding-top: clamp(56px, 12vh, 120px);
  padding-bottom: clamp(56px, 10vh, 96px);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.28;
  max-width: 18ch;
  margin: 0;
  color: var(--ink);
}

.hero-location {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  text-align: right;
  line-height: 1.9;
  white-space: nowrap;
}

.waveform {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  width: 100%;
  height: 90px;
  opacity: 0.35;
  pointer-events: none;
}

.waveform path {
  fill: none;
  stroke: var(--slate);
  stroke-width: 1;
}

.waveform .w2 {
  stroke: var(--moss-soft);
  opacity: 0.6;
}

/* -----------------------------------------------------------
   Tree navigator (signature element, home page)
   ----------------------------------------------------------- */

.tree-nav {
  padding-top: clamp(32px, 6vh, 64px);
  padding-bottom: clamp(56px, 10vh, 96px);
  border-top: 1px solid var(--line);
}

.tree-nav .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 28px;
}

.tree {
  font-family: var(--font-mono);
  font-size: clamp(0.92rem, 1.6vw, 1.05rem);
  line-height: 2.1;
}

.tree-root {
  color: var(--ink);
  font-weight: 500;
}

.tree ul {
  list-style: none;
  margin: 0;
  padding-left: 1.6em;
}

.tree li {
  position: relative;
}

.branch {
  color: var(--line-strong);
  user-select: none;
}

.tree a.leaf,
.tree span.leaf {
  display: inline-block;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.tree a.leaf {
  cursor: pointer;
}

.tree a.leaf:hover {
  color: var(--moss);
  border-color: var(--moss-soft);
  transform: translateX(2px);
}

.tree .leaf-sub {
  color: var(--slate);
  font-size: 0.85em;
}

.tree-reveal {
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.tree-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* -----------------------------------------------------------
   Page header (interior pages)
   ----------------------------------------------------------- */

.page-header {
  padding-top: clamp(48px, 10vh, 96px);
  padding-bottom: clamp(32px, 6vh, 56px);
}

.page-header .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 14px;
}

.page-header h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  margin: 0 0 20px;
}

.page-header p.lede {
  max-width: 62ch;
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin: 0;
}

/* -----------------------------------------------------------
   Sections / archive listings
   ----------------------------------------------------------- */

section.block {
  padding-top: clamp(40px, 7vh, 72px);
  padding-bottom: clamp(40px, 7vh, 72px);
  border-top: 1px solid var(--line);
}

section.block h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 8px;
}

section.block p.section-note {
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0 0 36px;
}

.archive {
  list-style: none;
  margin: 0;
  padding: 0;
}

.archive li {
  display: grid;
  grid-template-columns: 1.5em 1fr auto;
  gap: 16px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.archive li:first-child {
  border-top: 1px solid var(--line);
}

.archive .marker {
  font-family: var(--font-mono);
  color: var(--line-strong);
}

.archive .entry-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.archive .entry-desc {
  grid-column: 2 / 3;
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-top: 4px;
}

.archive .entry-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--slate);
  text-transform: uppercase;
  white-space: nowrap;
}

.embed-slot {
  margin-top: 18px;
  padding: 18px;
  border: 1px dashed var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--slate);
  letter-spacing: 0.04em;
}

/* -----------------------------------------------------------
   Events list
   ----------------------------------------------------------- */

.events-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.events-list li {
  display: grid;
  grid-template-columns: 9em 1fr;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.events-list li:first-child {
  border-top: 1px solid var(--line);
}

.events-list .date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate);
  padding-top: 3px;
}

.events-list .ev-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 2px;
}

.events-list .ev-venue {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.events-list.is-past {
  opacity: 0.7;
}

/* -----------------------------------------------------------
   About page
   ----------------------------------------------------------- */

.about-body {
  max-width: 66ch;
  font-size: 1.05rem;
  color: var(--ink-soft);
}

.about-body p { margin: 0 0 1.2em; }

.contact-block {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.contact-block a {
  display: inline-block;
  margin-right: 20px;
  color: var(--moss);
  border-bottom: 1px solid var(--moss-soft);
}

/* -----------------------------------------------------------
   Footer
   ----------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding-top: 28px;
  padding-bottom: 40px;
  margin-top: 40px;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate);
}

/* -----------------------------------------------------------
   Responsive
   ----------------------------------------------------------- */

@media (max-width: 720px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-location {
    text-align: left;
  }
  .archive li,
  .events-list li {
    grid-template-columns: 1fr;
  }
  .archive .entry-meta {
    margin-top: 4px;
  }
  .events-list .date {
    padding-top: 0;
  }
}

/* Visible keyboard focus */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: 3px;
}