/* FinanceHermes — Hermes research agent demo styles.
   Variable-driven so the palette can be reconciled with jpfinnie/website's
   assets/styles.css tokens when this page is merged into the main site.
   System fonts only: no external asset domains, CSP stays 'self'. */

:root {
  --bg: #070b12;
  --bg-raise: #0c1220;
  --panel: rgba(16, 23, 38, 0.72);
  --panel-solid: #101726;
  --line: rgba(148, 163, 190, 0.16);
  --line-strong: rgba(148, 163, 190, 0.32);
  --ink: #e8ecf4;
  --ink-dim: #9aa7bd;
  --ink-faint: #67748c;
  --accent: #d9a94e;        /* champagne gold */
  --accent-soft: rgba(217, 169, 78, 0.14);
  --teal: #5cc8b4;          /* tool activity */
  --teal-soft: rgba(92, 200, 180, 0.12);
  --red: #e0716f;
  --red-soft: rgba(224, 113, 111, 0.12);
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --radius: 14px;
  --maxw: 880px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100%;
}

body {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Decorative particle field (assets/agent-field.js) */
#field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.shell {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px 96px;
}

/* ── Top nav ─────────────────────────────────────────────────────────── */

.nav {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 26px 0 10px;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}

.wordmark span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 160ms ease, border-color 160ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--accent);
}

/* ── Hero ────────────────────────────────────────────────────────────── */

.hero { padding: 64px 0 34px; }

.hero .kicker {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.9rem, 4.6vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}

.hero p.lede {
  color: var(--ink-dim);
  max-width: 58ch;
  margin: 0;
  font-size: 1.02rem;
}

.hero p.lede strong { color: var(--ink); font-weight: 600; }

/* ── Mode toggle (Research · Tier 1 / Learn · Tier 2) ────────────────── */

.modes {
  display: inline-flex;
  gap: 4px;
  margin-top: 4px;
  padding: 4px;
  background: var(--bg-raise);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
}

.modes .mode {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
  font: inherit;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--ink-dim);
  padding: 7px 18px;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.modes .mode:hover { color: var(--ink); }

.modes .mode.active {
  color: var(--ink);
  background: var(--accent-soft);
  border-color: var(--accent);
}

.modes .mode-name {
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.2;
}

.modes .mode-tier {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.modes .mode.active .mode-tier { color: var(--accent); }

.mode-blurb {
  font-size: 0.88rem;
  color: var(--ink-dim);
  margin: 12px 2px 0;
  max-width: 640px;
}

/* ── Query composer ──────────────────────────────────────────────────── */

.composer {
  display: flex;
  gap: 10px;
  margin: 26px 0 12px;
}

.composer input {
  flex: 1;
  background: var(--bg-raise);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  font: inherit;
  padding: 14px 16px;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.composer input::placeholder { color: var(--ink-faint); }

.composer input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.composer button {
  font: inherit;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 22px;
  cursor: pointer;
  transition: filter 160ms ease, opacity 160ms ease;
}

#ask {
  background: var(--accent);
  color: #14100a;
}

#ask:hover:enabled { filter: brightness(1.08); }

#ask:disabled { opacity: 0.45; cursor: default; }

#stop {
  background: transparent;
  color: var(--ink-dim);
  border-color: var(--line-strong);
  display: none;
}

#stop.visible { display: block; }
#stop:hover { color: var(--ink); border-color: var(--ink-dim); }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
}

/* The author display:flex above would defeat the hidden attribute the mode
   toggle relies on, so make it explicit. */
.chips[hidden] { display: none; }

.chips button {
  font: inherit;
  font-size: 0.82rem;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.chips button:hover:enabled {
  color: var(--ink);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.chips button:disabled { opacity: 0.4; cursor: default; }

/* ── Run status line ─────────────────────────────────────────────────── */

.runbar {
  display: none;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-dim);
  border-top: 1px solid var(--line);
  padding: 12px 2px;
}

.runbar.visible { display: flex; }

.runbar .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  flex: none;
}

.runbar.running .dot { animation: pulse 1.2s ease-in-out infinite; }
.runbar.error .dot { background: var(--red); }
.runbar.done .dot { background: var(--accent); }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.72); }
}

/* ── Trace ───────────────────────────────────────────────────────────── */

#trace { display: flex; flex-direction: column; gap: 14px; }

.step {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  backdrop-filter: blur(6px);
}

.step .step-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 10px;
}

.user-turn {
  border-color: var(--line-strong);
  background: var(--bg-raise);
}

.user-turn .q {
  font-family: var(--serif);
  font-size: 1.08rem;
  color: var(--ink);
}

.notice {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent);
  padding: 2px 2px;
}

/* thinking block */
.thinking {
  border-left: 2px solid var(--line-strong);
  margin: 4px 0 10px;
  padding: 2px 0 2px 12px;
  color: var(--ink-faint);
  font-size: 0.86rem;
  font-style: italic;
  white-space: pre-wrap;
  max-height: 200px;
  overflow-y: auto;
}

.thinking-label {
  font-family: var(--mono);
  font-style: normal;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: block;
  margin-bottom: 4px;
}

/* model commentary / streamed content */
.model-text {
  white-space: pre-wrap;
  color: var(--ink-dim);
  font-size: 0.94rem;
}

/* tool call rows */
.tool {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--teal-soft);
  margin: 10px 0 0;
  padding: 10px 12px;
}

.tool .tool-head {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tool .tool-head .argtext { color: var(--ink); word-break: break-word; }

.tool .spin {
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 2px solid var(--teal);
  border-top-color: transparent;
  border-radius: 50%;
  animation: rot 0.8s linear infinite;
  flex: none;
}

@keyframes rot { to { transform: rotate(360deg); } }

.tool .tool-summary {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--ink-faint);
  margin-top: 4px;
}

.tool.failed { background: var(--red-soft); }
.tool.failed .tool-head { color: var(--red); }

.tool .results { margin: 8px 0 0; padding: 0; list-style: none; }

.tool .results li {
  padding: 6px 0;
  border-top: 1px dashed var(--line);
}

.tool .results a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--line-strong);
}

.tool .results a:hover { border-color: var(--accent); color: var(--accent); }

.tool .results .snippet {
  display: block;
  color: var(--ink-faint);
  font-size: 0.8rem;
  margin-top: 2px;
}

.tool .results .host {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--teal);
  margin-right: 8px;
}

/* final answer card */
.answer {
  border: 1px solid var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--panel-solid);
}

.answer .step-label { color: var(--accent); }

.answer-body { font-size: 0.98rem; color: var(--ink); }
.answer-body > :first-child { margin-top: 0; }
.answer-body > :last-child { margin-bottom: 0; }
.answer-body h1, .answer-body h2, .answer-body h3, .answer-body h4 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.3;
  margin: 18px 0 8px;
}
.answer-body h1 { font-size: 1.3rem; }
.answer-body h2 { font-size: 1.18rem; }
.answer-body h3, .answer-body h4 { font-size: 1.04rem; }
.answer-body p { margin: 10px 0; }
.answer-body ul, .answer-body ol { margin: 10px 0; padding-left: 22px; }
.answer-body li { margin: 4px 0; }
.answer-body a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--accent-soft); }
.answer-body a:hover { border-color: var(--accent); }
.answer-body code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
}
.answer-body pre {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  overflow-x: auto;
}
.answer-body pre code { background: none; border: none; padding: 0; }
.answer-body blockquote {
  margin: 10px 0;
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--accent);
  color: var(--ink-dim);
}

/* error card */
.errorcard {
  border: 1px solid var(--red);
  background: var(--red-soft);
  border-radius: var(--radius);
  padding: 14px 18px;
}

.errorcard .step-label { color: var(--red); }
.errorcard p { margin: 4px 0; color: var(--ink); }
.errorcard .hint { color: var(--ink-dim); font-size: 0.85rem; }

/* ── Landing page (index.html) ───────────────────────────────────────── */

.cards { display: grid; gap: 14px; margin-top: 34px; }

.card {
  display: block;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  color: var(--ink);
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.card:hover { border-color: var(--accent); transform: translateY(-1px); }

.card h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.2rem;
  margin: 0 0 6px;
}

.card p { margin: 0; color: var(--ink-dim); font-size: 0.92rem; }

.card .go {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-block;
  margin-top: 12px;
}

/* ── Methodology page (methodology.html) ─────────────────────────────── */

.doc { display: flex; flex-direction: column; gap: 14px; }

.doc section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  backdrop-filter: blur(6px);
}

.doc .doc-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 6px;
}

.doc h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.35rem;
  line-height: 1.25;
  margin: 0 0 12px;
}

.doc p {
  margin: 10px 0;
  color: var(--ink-dim);
  font-size: 0.95rem;
}

.doc p:last-child { margin-bottom: 0; }

.doc strong { color: var(--ink); font-weight: 600; }

.doc em { color: var(--ink); }

.doc ul, .doc ol { margin: 10px 0 0; padding-left: 22px; color: var(--ink-dim); font-size: 0.95rem; }

.doc li { margin: 8px 0; }

.doc a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
}

.doc a:hover { border-color: var(--accent); }

.doc code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
}

/* ── Footer ──────────────────────────────────────────────────────────── */

.foot {
  margin-top: 72px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--ink-faint);
  font-size: 0.78rem;
}

.foot a { color: var(--ink-dim); text-decoration: none; border-bottom: 1px solid var(--line); }
.foot a:hover { color: var(--ink); }

@media (max-width: 560px) {
  .composer { flex-direction: column; }
  #ask { padding: 12px 22px; }
  .nav-links { gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}