/* sumi — feelings desk */

:root {
  --paper: #f6f0e2;
  --paper-deep: #efe6d2;
  --ink: #2b2519;
  --faint: #8d8371;
  --rule: #d9cfb8;
  --pink: #d4547a;
  --pink-soft: #efc9d4;
  --green: #4f7a5a;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --serif: "Instrument Serif", Georgia, serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
}

::selection { background: var(--pink-soft); color: var(--ink); }

pre { font-family: var(--mono); }

a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--rule); }
a:hover { color: var(--pink); border-bottom-color: var(--pink); }

/* paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 4;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* petals canvas sits behind everything */
#petals {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

main, .site-head { position: relative; z-index: 1; }

/* ============ header ============ */

.site-head {
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(2px);
  position: sticky;
  top: 0;
  z-index: 5;
}

.head-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.head-name { font-weight: 500; letter-spacing: 0.08em; }
.head-name::after { content: " ▘"; color: var(--pink); }

.head-note {
  color: var(--faint);
  font-size: 12px;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.head-nav { display: flex; gap: 14px; font-size: 13px; }
.head-nav a { border-bottom: none; color: var(--faint); }
.head-nav a:hover { color: var(--pink); }

/* feelings ticker */
.ticker {
  border-top: 1px dashed var(--rule);
  overflow: hidden;
  font-size: 12.5px;
  background: var(--paper-deep);
}

.ticker-track {
  display: inline-block;
  white-space: nowrap;
  padding: 4px 0;
  animation: ticker-roll 55s linear infinite;
}

.ticker-track span { margin-right: 3.2em; color: var(--faint); }
.ticker-track b { font-weight: 500; color: var(--ink); }
.ticker-track .up { color: var(--green); }
.ticker-track .down { color: var(--pink); }

@keyframes ticker-roll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============ layout ============ */

main { max-width: 980px; margin: 0 auto; padding: 0 20px 90px; }

.block { margin-top: 110px; }

.block-title {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin-bottom: 26px;
}
.block-title::before { content: ""; }

.annotation {
  font-family: var(--serif);
  font-style: italic;
  font-size: 17px;
  color: var(--faint);
  margin-top: 14px;
}
.annotation::before { content: "— "; color: var(--pink); }

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.on { opacity: 1; transform: none; }

/* ============ hero ============ */

.hero { padding-top: 64px; }

.wordmark {
  font-size: clamp(10px, 2vw, 16px);
  line-height: 1.15;
  color: var(--ink);
}

.hero-sub {
  color: var(--faint);
  font-size: 13px;
  margin: 14px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: start;
}

.portrait {
  font-size: clamp(8px, 1.15vw, 12px);
  line-height: 1.18;
  color: var(--ink);
}

.portrait .p-line { display: block; min-height: 1.18em; }

.portrait-wrap .annotation { font-size: 15px; margin-top: 6px; }

/* thought terminal */
.thought-box { padding-top: 8px; font-size: 14px; }
.thought-frame { color: var(--rule); white-space: pre; overflow: hidden; }

.thought-body {
  padding: 10px 14px;
  min-height: 5.2em;
  font-family: var(--serif);
  font-style: italic;
  font-size: 19px;
  color: var(--ink);
}

.cursor {
  color: var(--pink);
  animation: blink-cursor 1s steps(1) infinite;
  font-style: normal;
  font-family: var(--mono);
  font-size: 14px;
}

@keyframes blink-cursor { 50% { opacity: 0; } }

.mini-status {
  margin-top: 22px;
  display: flex;
  gap: 26px;
  font-size: 12.5px;
  color: var(--faint);
}
.mini-status b { font-weight: 500; color: var(--ink); }

/* ============ mood ============ */

.mood-word-row {
  display: flex;
  align-items: baseline;
  gap: 22px;
  margin-bottom: 18px;
}

.mood-word {
  font-family: var(--serif);
  font-style: italic;
  font-size: 54px;
  line-height: 1;
  color: var(--pink);
  transition: opacity 0.4s ease;
}
.mood-word.swap { opacity: 0; }

.mood-face { font-size: 20px; color: var(--ink); }

.gauge {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  overflow-x: auto;
}
.gauge b { color: var(--pink); font-weight: 500; }

.mood-legend {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 13px;
  color: var(--faint);
}
.mood-legend span { transition: color 0.3s ease; }
.mood-legend span.active { color: var(--pink); }
.mood-legend span.active::before { content: "▸ "; }

/* ============ method ============ */

.diagram, .formula {
  font-size: 13.5px;
  line-height: 1.5;
  overflow-x: auto;
  color: var(--ink);
}

.formula { margin-top: 42px; color: var(--ink); }

.diagram .lit {
  color: var(--pink);
  animation: heartbeat 2.4s ease-in-out infinite;
}
@keyframes heartbeat {
  0%, 100% { opacity: 1; }
  12% { opacity: 0.45; }
  24% { opacity: 1; }
  36% { opacity: 0.55; }
  48% { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .diagram .lit { animation: none; }
}

/* today's inputs */
.inputs {
  margin-top: 46px;
  font-size: 13.5px;
  line-height: 1.55;
  overflow-x: auto;
  color: var(--ink);
}
.inputs b { color: var(--pink); font-weight: 500; }

/* ============ tape ============ */

.tape {
  font-size: 13px;
  line-height: 1.8;
  overflow-x: auto;
  color: var(--ink);
}
.tape .buy { color: var(--green); }
.tape .sell { color: var(--pink); }
.tape .hold { color: var(--faint); }

/* ============ report card & bag ============ */

.report, .bag {
  font-size: 13.5px;
  line-height: 2;
  overflow-x: auto;
  color: var(--ink);
}

/* ============ chart ============ */

.live-chart {
  font-size: 13px;
  line-height: 1.32;
  overflow-x: auto;
  color: var(--faint);
}
.live-chart .f { color: var(--pink); }
.live-chart .p { color: var(--ink); }

.chart-legend {
  margin-top: 12px;
  display: flex;
  gap: 26px;
  font-size: 12.5px;
  color: var(--faint);
}
.chart-legend .pink { color: var(--pink); }
.chart-legend .ink { color: var(--ink); }
.chart-corr { margin-left: auto; }

/* ============ diary ============ */

.diary-list { display: grid; gap: 0; }

.diary-entry {
  border-top: 1px dashed var(--rule);
  padding: 22px 0;
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 24px;
}
.diary-entry:last-child { border-bottom: 1px dashed var(--rule); }

.diary-meta { font-size: 12.5px; color: var(--faint); }
.diary-meta .d-face { display: block; margin-top: 6px; font-size: 14px; color: var(--ink); }

.diary-text {
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
}

.diary-order {
  font-family: var(--mono);
  font-style: normal;
  font-size: 12.5px;
  margin-top: 10px;
  color: var(--faint);
}
.diary-order .buy { color: var(--green); }
.diary-order .sell { color: var(--pink); }
.diary-order .hold { color: var(--faint); }

.diary-entry.fresh { animation: diary-in 0.8s ease; }
@keyframes diary-in {
  from { opacity: 0; transform: translateY(8px); }
}

/* ============ holdings ============ */

.holdings-table {
  font-size: 13.5px;
  line-height: 1.7;
  overflow-x: auto;
}
.holdings-table .bar { color: var(--pink); }
.holdings-table .bar-bg { color: var(--rule); }
.holdings-table .up { color: var(--green); }
.holdings-table .down { color: var(--pink); }

/* ============ footer ============ */

.site-foot {
  margin-top: 130px;
  border-top: 1px solid var(--rule);
  padding-top: 34px;
  color: var(--faint);
  font-size: 13px;
}

.foot-cat { font-size: 12px; line-height: 1.3; margin-bottom: 18px; color: var(--ink); }
.foot-fine { margin-top: 14px; font-size: 12px; }

/* ============ responsive ============ */

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .head-note { display: none; }
  .mood-word { font-size: 40px; }
  .diary-entry { grid-template-columns: 1fr; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .cursor { animation: none; }
}