/* Chestnut site — hand-written, no build step. Dark scheme is Obsidian Night,
   light scheme is Sunbleached (the app's own palettes). Mode follows the OS
   unless the toggle sets html[data-theme]. */

:root,
:root[data-theme="dark"] {
  --bg: #0f0d18;
  --bg-raised: #171425;
  --text: #e8e6f0;
  --text-secondary: #a8a4bf;
  --text-tertiary: #757190;
  --accent: #9b5de5;
  --accent-bright: #cba6f7;
  --border: rgba(255, 255, 255, 0.09);
  --panel-bg: rgba(30, 26, 45, 0.82);
  --panel-blur: blur(24px);
  --selection-bg: rgba(155, 93, 229, 0.28);
  --kbd-bg: rgba(255, 255, 255, 0.08);
  --code-bg: rgba(255, 255, 255, 0.06);
  --shadow-accent: rgba(155, 93, 229, 0.18);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #faf5ec;
    --bg-raised: #f2ead9;
    --text: #3a3226;
    --text-secondary: #7a6f5c;
    --text-tertiary: #a3987f;
    --accent: #7e4bc9;
    --accent-bright: #9b5de5;
    --border: rgba(92, 74, 56, 0.18);
    --panel-bg: rgba(255, 252, 245, 0.85);
    --selection-bg: rgba(155, 93, 229, 0.18);
    --kbd-bg: rgba(92, 74, 56, 0.08);
    --code-bg: rgba(92, 74, 56, 0.07);
    --shadow-accent: rgba(126, 75, 201, 0.16);
  }
}

:root[data-theme="light"] {
  --bg: #faf5ec;
  --bg-raised: #f2ead9;
  --text: #3a3226;
  --text-secondary: #7a6f5c;
  --text-tertiary: #a3987f;
  --accent: #7e4bc9;
  --accent-bright: #9b5de5;
  --border: rgba(92, 74, 56, 0.18);
  --panel-bg: rgba(255, 252, 245, 0.85);
  --selection-bg: rgba(155, 93, 229, 0.18);
  --kbd-bg: rgba(92, 74, 56, 0.08);
  --code-bg: rgba(92, 74, 56, 0.07);
  --shadow-accent: rgba(126, 75, 201, 0.16);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
  letter-spacing: -0.02em;
}

a { color: var(--accent-bright); }

/* Keycaps: one <kbd> per key, grouped in .keys — the system font draws the
   Mac modifier symbols at full size where SF Mono renders them tiny. */
kbd {
  font-family: -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 0.9em;
  color: var(--text);
  background: var(--kbd-bg);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 6px;
  white-space: nowrap;
}
.keys {
  display: inline-flex;
  gap: 3px;
}
.keys kbd {
  min-width: 1.1em;
  text-align: center;
}

code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.88em;
  background: var(--code-bg);
  border-radius: 4px;
  padding: 1px 5px;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  overflow-x: auto;
}
pre code { background: none; padding: 0; }

/* Pixel checkerboard strip — the section-heading flourish. */
.checker, h1::after, h2::after {
  background: repeating-conic-gradient(var(--accent) 0% 25%, transparent 0% 50%);
  background-size: 8px 8px;
}

/* ---------- Mode toggle ---------- */

.mode-toggle {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 10;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: var(--bg-raised);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
}
.mode-toggle:hover { color: var(--text); border-color: var(--accent); }
.mode-toggle svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
}

/* ---------- Hero ---------- */

.hero {
  text-align: center;
  padding-top: 56px;
}

.hero h1 {
  font-size: 44px;
  margin: 0 0 14px;
}

.hero h1::after {
  content: "";
  display: block;
  width: 120px;
  height: 8px;
  margin: 14px auto 0;
}

.tagline {
  max-width: 560px;
  margin: 0 auto;
  color: var(--text-secondary);
}

/* The stage: chestnut at the bottom center, panels appear above it the way
   they appear beside the pet in the app. */
.stage {
  position: relative;
  height: 430px; /* open panels may overlap the tagline; they're transient */
  margin-top: 8px;
}

#pet {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
}

/* Demo note for the Note Courier drag — lives in the chips row but styled as
   an object (file icon, mono name, hard shadow), not a fourth button. The
   hint hangs below without affecting the row's height or centering. */

.demo-note-wrap { position: relative; }

.demo-note-hint {
  position: absolute;
  top: calc(100% + 3px);
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  font-size: 11px;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.demo-note {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 9px;
  box-shadow: 3px 3px 0 var(--shadow-accent);
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none; /* pointer drag, not scroll, on touch */
}
.demo-note:hover { border-color: var(--accent); }
.demo-note.dragging { opacity: 0.35; }

.demo-note-name {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 12px;
}

.drag-ghost {
  position: fixed;
  z-index: 20;
  margin: 0;
  transform: translate(-50%, -60%);
  pointer-events: none;
  opacity: 0.9;
}

/* ---------- Panels (re-creations of the app's NSPanels) ---------- */

.panel {
  position: absolute;
  left: 50%;
  bottom: var(--panel-bottom, 230px); /* set by setScale — tracks sprite size */
  transform: translateX(-50%);
  background: var(--panel-bg);
  -webkit-backdrop-filter: var(--panel-blur);
  backdrop-filter: var(--panel-blur);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
  text-align: left;
  font-size: 13px;
}

.panel-divider {
  height: 1px;
  background: var(--border);
}

.panel-hints {
  margin: 0;
  padding: 5px 10px 7px;
  font-size: 10px;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
}

/* Vault Hopper */

.hopper { width: 300px; }

.hopper input {
  display: block;
  width: 100%;
  border: none;
  outline: none;
  background: none;
  color: var(--text);
  font: inherit;
  padding: 10px 10px 8px;
}
.hopper input::placeholder { color: var(--text-tertiary); }

.vault-list {
  max-height: 320px;
  overflow-y: auto;
  padding: 4px;
}

.vault-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 6px;
  cursor: default;
}
.vault-row.selected { background: var(--selection-bg); }

.vault-row .names { min-width: 0; flex: 1; }
.vault-row .vault-name { display: block; font-weight: 500; }
.vault-row .vault-path {
  display: block;
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pin-btn {
  border: none;
  background: none;
  padding: 2px;
  cursor: pointer;
  color: var(--text-tertiary);
  visibility: hidden;
  line-height: 0;
}
.vault-row:hover .pin-btn { visibility: visible; }
.pin-btn.pinned { visibility: visible; color: var(--accent-bright); }
.pin-btn svg { width: 13px; height: 13px; }

.no-match {
  text-align: center;
  color: var(--text-secondary);
  padding: 12px 0;
}

/* Quick Capture */

.capture { width: 360px; }

.capture-toolbar {
  display: flex;
  gap: 2px;
  padding: 8px 10px 2px;
}
.capture-toolbar button {
  width: 26px;
  height: 20px;
  border: none;
  border-radius: 4px;
  background: none;
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
}
.capture-toolbar button:hover { background: var(--kbd-bg); color: var(--text); }
.capture-toolbar .tb-italic { font-style: italic; }
.capture-toolbar .tb-bold { font-weight: 700; }
.capture-toolbar .tb-strike { text-decoration: line-through; }

.capture textarea {
  display: block;
  width: calc(100% - 12px);
  height: 140px;
  margin: 0 6px 6px;
  border: none;
  outline: none;
  background: none;
  resize: none;
  color: var(--text);
  font: inherit;
  font-size: 13px;
  padding: 4px 3px;
}
.capture textarea::placeholder { color: var(--text-tertiary); }

.capture-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
}

.vault-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}
.vault-dot.closed { background: var(--text-tertiary); opacity: 0.5; }

.capture-footer select {
  max-width: 170px;
  font-size: 12px;
  color: var(--text);
  background: var(--kbd-bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 2px 4px;
}

.capture-footer .spacer { flex: 1; }
.kbd-hint { font-size: 11px; color: var(--text-tertiary); }

#capture-submit {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
#capture-submit:disabled {
  background: var(--kbd-bg);
  color: var(--text-tertiary);
  cursor: default;
}

/* Notice bubble */

.notice {
  position: absolute;
  left: 50%;
  bottom: calc(var(--panel-bottom, 230px) + 2px);
  transform: translateX(-50%);
  max-width: 320px;
  background: var(--panel-bg);
  -webkit-backdrop-filter: var(--panel-blur);
  backdrop-filter: var(--panel-blur);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 12px;
  text-align: left;
  cursor: pointer;
  transition: opacity 0.3s;
}
.notice-title { font-size: 13px; font-weight: 500; white-space: nowrap; }
.notice-subtitle { font-size: 11px; color: var(--text-secondary); white-space: nowrap; }
.notice-hint { font-size: 10px; color: var(--text-tertiary); }

.notice-tail {
  position: absolute;
  left: 50%;
  bottom: -8px;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 8px solid var(--panel-bg);
}

/* Right-click menu (re-creation of the app's context menu) */

.menu {
  position: absolute;
  z-index: 6;
  min-width: 230px;
  padding: 5px;
  background: var(--panel-bg);
  -webkit-backdrop-filter: var(--panel-blur);
  backdrop-filter: var(--panel-blur);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
  font-size: 13px;
  text-align: left;
  cursor: default;
  user-select: none;
  -webkit-user-select: none;
}

.menu-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 3px 9px 3px 4px;
  border-radius: 5px;
  white-space: nowrap;
  line-height: 1.5;
}
.menu-item:hover { background: var(--accent); color: #fff; }
.menu-item.disabled { color: var(--text-tertiary); pointer-events: none; }

.menu-check { width: 15px; text-align: center; font-size: 11px; flex: none; }
.menu-icon { line-height: 0; }
.menu-icon svg { width: 14px; height: 14px; }

.menu-hint {
  margin-left: auto;
  padding-left: 18px;
  color: var(--text-tertiary);
  letter-spacing: 0.08em;
}
.menu-item:hover .menu-hint { color: rgba(255, 255, 255, 0.8); }

.menu-arrow { margin-left: auto; padding-left: 18px; color: var(--text-tertiary); }
.menu-item:hover .menu-arrow { color: #fff; }

.menu-badge {
  margin-left: auto;
  min-width: 21px;
  height: 15px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--kbd-bg);
  color: var(--text-secondary);
  font-size: 10px;
}
.menu-item:hover .menu-badge { background: rgba(255, 255, 255, 0.22); color: #fff; }

.menu-sep { height: 1px; background: var(--border); margin: 5px 10px; }

.submenu {
  display: none;
  position: absolute;
  left: calc(100% - 4px);
  top: -6px;
  min-width: 150px;
  color: var(--text); /* don't inherit the highlighted parent's white */
}
.menu-item:hover > .submenu { display: block; }
.submenu.flip { left: auto; right: calc(100% - 4px); }

.menu-slider {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  color: var(--text-secondary);
}
.menu-slider svg { width: 13px; height: 13px; flex: none; }
.menu-slider input {
  flex: 1;
  width: 110px;
  margin: 0;
  accent-color: var(--accent);
}

/* ---------- Chips, themes, CTA ---------- */

.chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  justify-content: center;
  margin-top: 18px;
}

.chip {
  font: inherit;
  font-size: 13px;
  color: var(--text);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 16px;
  cursor: pointer;
}
.chip:hover { border-color: var(--accent); }
.chip.active { border-color: var(--accent); background: var(--selection-bg); }

.chips-hint {
  font-size: 12px;
  line-height: 2.1; /* air between the two lines' keycaps */
  color: var(--text-tertiary);
  margin: 32px 0 0; /* clears the hint hanging under the demo-note pill */
}

.cta { margin: 36px 0 24px; }

.download {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 10px;
  box-shadow: 4px 4px 0 var(--shadow-accent);
}
.download:hover { background: var(--accent-bright); }

.fineprint { font-size: 13px; color: var(--text-secondary); }

/* ---------- Sections ---------- */

section { margin: 88px 0; }

.kicker {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin: 0 0 4px;
}

section h2 {
  font-size: 26px;
  margin: 0 0 26px;
}

section h2::after {
  content: "";
  display: block;
  width: 96px;
  height: 8px;
  margin-top: 12px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 18px 14px;
  box-shadow: 5px 5px 0 var(--shadow-accent);
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--shadow-accent);
  border-color: var(--accent);
}
.card h3 { font-size: 16px; margin: 10px 0 8px; }
.card p { font-size: 14px; color: var(--text-secondary); margin: 0 0 4px; }

.px-icon { display: block; }

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.tile {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  box-shadow: 4px 4px 0 var(--shadow-accent);
}
.tile h4 {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  margin: 0 0 6px;
}
.tile h4::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--accent);
  box-shadow: 2px 2px 0 var(--shadow-accent);
  flex: none;
}
.tile p { margin: 0; font-size: 14px; color: var(--text-secondary); }

/* Install: numbered pixel steps. */

.steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
}
.steps > li {
  counter-increment: step;
  position: relative;
  padding-left: 46px;
  margin: 20px 0;
}
.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: var(--accent);
  border-radius: 6px;
  box-shadow: 3px 3px 0 var(--shadow-accent);
}
.steps li p { margin: 6px 0; }
.steps li p:first-child { margin-top: 2px; }

.build-note {
  margin-top: 28px;
  color: var(--text-secondary);
  font-size: 14px;
}
.build-note + .brew-cmd { margin-top: 8px; }
.brew-cmd + .build-note { margin-top: 18px; }

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

footer {
  text-align: center;
  padding: 28px 24px 48px;
  border-top: 1px solid var(--border);
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 26px;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
}
.footer-links a:hover { color: var(--accent-bright); }
.footer-links svg { width: 15px; height: 15px; fill: currentColor; }

footer .legal {
  font-size: 12px;
  color: var(--text-tertiary);
  max-width: 480px;
  margin: 14px auto 0;
}

/* ---------- Small screens ---------- */

@media (max-width: 700px) {
  .features-grid, .privacy-grid { grid-template-columns: 1fr; }
  .panel.capture, .panel.hopper { max-width: 92vw; }
  .stage { height: 400px; }
  .mode-toggle { top: 12px; right: 12px; }
}