/* ——— Tokens ——— */

:root {
  --paper: #f6f2ea;
  --paper-2: #efe9de;
  --ink: #1a1814;
  --ink-2: #3a3630;
  --ink-3: #6b6558;
  --muted: #9a9388;
  --rule: #d9d1c1;
  --rule-soft: #e6dfce;

  --accent: #2d4a3a;        /* forest */
  --accent-soft: #2d4a3a18;
  --accent-ink: #1c3226;
  --highlight: #f5e8a8;

  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", -apple-system, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --h-display: var(--serif);
  --h-body: var(--sans);

  --pad: 2rem;
  --gap: 1.5rem;
  --section-pad: 7rem;
  --max-w: 1180px;
}

[data-accent="amber"] {
  --accent: #a04a1f;
  --accent-soft: #a04a1f18;
  --accent-ink: #7a3716;
}
[data-accent="indigo"] {
  --accent: #3b4aa8;
  --accent-soft: #3b4aa818;
  --accent-ink: #2a357a;
}
[data-accent="mono"] {
  --accent: #1a1814;
  --accent-soft: #1a181410;
  --accent-ink: #000;
  --highlight: #e6dfce;
}

[data-theme="dark"] {
  --paper: #14110d;
  --paper-2: #1c1814;
  --ink: #ede7d9;
  --ink-2: #c5bda9;
  --ink-3: #8e8572;
  --muted: #67604f;
  --rule: #2c2721;
  --rule-soft: #221e18;
  --highlight: #6d5f22;
}
[data-theme="dark"][data-accent="forest"] { --accent: #7fb091; --accent-soft: #7fb09118; --accent-ink: #a3c8af; }
[data-theme="dark"][data-accent="amber"]  { --accent: #e8a06b; --accent-soft: #e8a06b18; --accent-ink: #f0bd91; }
[data-theme="dark"][data-accent="indigo"] { --accent: #8f9ee8; --accent-soft: #8f9ee818; --accent-ink: #b2bdf0; }
[data-theme="dark"][data-accent="mono"]   { --accent: #ede7d9; --accent-soft: #ede7d910; --accent-ink: #fff; }

[data-fontpair="all-sans"] { --h-display: var(--sans); }
[data-fontpair="mono"] { --h-display: var(--mono); --h-body: var(--mono); }

[data-density="compact"] {
  --pad: 1.5rem;
  --gap: 1rem;
  --section-pad: 4.5rem;
}

/* ——— Reset & base ——— */

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--h-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s ease, color 0.3s ease;
  scroll-behavior: smooth;
}
body {
  background-image:
    radial-gradient(circle at 12% 8%, var(--accent-soft) 0%, transparent 35%),
    radial-gradient(circle at 88% 92%, var(--accent-soft) 0%, transparent 40%);
  background-attachment: fixed;
}

a { color: var(--accent); text-decoration: none; text-underline-offset: 3px; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { font-family: var(--h-display); font-weight: 500; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(2.8rem, 5.5vw, 5rem); line-height: 1.02; font-weight: 400; }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.05; font-weight: 400; }
h3 { font-size: 1.4rem; line-height: 1.25; }
h4 { font-size: 1rem; line-height: 1.3; font-family: var(--h-body); font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0 0 1em 0; color: var(--ink-2); text-wrap: pretty; }

.mono { font-family: var(--mono); font-size: 0.82em; letter-spacing: 0.01em; }
.small { font-size: 0.72rem; }
.subtle { color: var(--ink-3); }
.muted { color: var(--ink-3); }
em { font-style: italic; color: var(--accent); font-family: var(--h-display); }

mark { background: var(--highlight); color: var(--ink); padding: 0 2px; border-radius: 2px; }

.dot { display: inline-block; width: 3px; height: 3px; background: var(--ink-3); border-radius: 50%; margin: 0 0.6em; vertical-align: middle; }

/* ——— Nav ——— */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1rem max(var(--pad), 6vw);
  background: color-mix(in oklab, var(--paper) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
}
.nav-brand { color: var(--ink); font-weight: 600; letter-spacing: 0.1em; }
.nav-list { display: flex; gap: 1.4rem; list-style: none; margin: 0; padding: 0; flex: 1; }
.nav-list a {
  color: var(--ink-3);
  font-size: 0.82rem;
  font-family: var(--mono);
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.nav-list a:hover { color: var(--ink); text-decoration: none; }
.nav-list a.active { color: var(--accent); border-color: var(--accent); }

.mode-toggle {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-2);
  padding: 0.4rem 0.75rem;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s;
}
.mode-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* ——— Layout ——— */

.main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 max(var(--pad), 6vw);
}

.section {
  padding-top: var(--section-pad);
  scroll-margin-top: 5rem;
}

.section-head { margin-bottom: 3rem; max-width: 48rem; }
.section-label {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}
.section-title { margin-bottom: 0.5rem; }
.section-kicker { color: var(--ink-3); font-size: 1.05rem; max-width: 40rem; }

/* ——— Hero (CV-style) ——— */

.hero-cv {
  position: relative;
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--rule);
}

.hero-cv-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  margin-bottom: 1.5rem;
}

.hero-cv-name {
  font-family: var(--h-display);
  font-size: clamp(2.8rem, 5.5vw, 4.2rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  color: var(--ink);
}

.hero-cv-role {
  font-family: var(--h-display);
  font-style: italic;
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  font-weight: 400;
  color: var(--ink-2);
  margin: 0 0 0.4rem;
}

.hero-cv-location {
  font-size: 0.78rem;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  margin: 0 0 2.25rem;
  display: block;
}

.hero-cv-about {
  max-width: 65ch;
  margin-bottom: 2rem;
}
.hero-cv-about p {
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--ink-2);
  margin: 0 0 1rem;
}
.hero-cv-about strong {
  color: var(--ink);
  font-weight: 600;
}

.hero-cv-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}
.hero-link {
  color: var(--ink-2);
  text-decoration: none;
  padding: 0.5rem 0;
  font-size: 0.92rem;
  position: relative;
  transition: color 0.15s;
}
.hero-link::after {
  content: " ↗";
  color: var(--ink-3);
  font-size: 0.78em;
}
.hero-link:hover {
  color: var(--accent);
}

/* ——— Recent activity (footer log, below contact) ——— */

.activity-section {
  margin-top: 5rem;
  padding-top: 2.5rem;
  border-top: 1px dashed var(--rule);
}
.activity-head {
  letter-spacing: 0.14em;
  margin-bottom: 1.5rem;
  color: var(--ink-3);
}
.activity-log {
  display: flex;
  flex-direction: column;
}
.activity-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1.5rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule-soft);
  align-items: baseline;
}
.activity-row:last-child {
  border-bottom: none;
}
.activity-date {
  font-size: 0.78rem;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.activity-text {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ink-2);
}

@media (max-width: 860px) {
  .hero-cv { padding: 3.5rem 0 3rem; }
  .activity-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1.2rem;
  border-radius: 2px;
  font-size: 0.9rem;
  font-family: var(--mono);
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.btn.primary { background: var(--accent); color: var(--paper); border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-ink); border-color: var(--accent-ink); color: var(--paper); }

/* ——— Stat bar ——— */

.stat-bar {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  padding: 3rem 0;
  border-bottom: 1px solid var(--rule);
  position: relative;
}
.stat-bar::before {
  content: "KEY NUMBERS";
  position: absolute;
  top: 0.8rem;
  left: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--accent);
}
.stat {
  padding: 1.5rem 1.25rem 0;
  border-left: 1px solid var(--rule-soft);
  position: relative;
  transition: transform 0.3s;
}
.stat:hover { transform: translateY(-2px); }
.stat::before {
  content: "";
  position: absolute;
  top: 1.5rem;
  left: 1.25rem;
  width: 14px;
  height: 1px;
  background: var(--accent);
}
.stat:first-child { border-left: none; padding-left: 0; }
.stat:first-child::before { left: 0; }
.stat-value {
  font-family: var(--h-display);
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  font-weight: 400;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--accent);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.2rem;
}
.stat-sub { font-size: 0.78rem; color: var(--ink-3); }

@media (max-width: 900px) {
  .stat-bar { grid-template-columns: repeat(3, 1fr); row-gap: 2rem; }
  .stat:nth-child(3n+1) { border-left: none; padding-left: 0; }
}
@media (max-width: 560px) {
  .stat-bar { grid-template-columns: repeat(2, 1fr); }
  .stat { border-left: none; padding-left: 0; }
}

/* ——— Filter bar ——— */

.filter-bar {
  position: sticky;
  top: 4.1rem;
  z-index: 10;
  background: color-mix(in oklab, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  padding: 1.25rem 0 1rem;
  border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 1rem;
}
.search-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 0.8rem;
  position: relative;
}
.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1rem;
  font-family: var(--h-body);
  color: var(--ink);
  padding: 0.25rem 0;
}
.search-input::placeholder { color: var(--ink-3); }
.clear-btn {
  background: transparent; border: none; cursor: pointer;
  font-size: 1.2rem; color: var(--ink-3); padding: 0 0.5rem;
}
.clear-btn:hover { color: var(--accent); }

.tag-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-2);
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-family: var(--mono);
  cursor: pointer;
  transition: all 0.15s;
}
.tag:hover { border-color: var(--accent); color: var(--accent); }
.tag.active { background: var(--accent); color: var(--paper); border-color: var(--accent); }

/* ——— Papers ——— */

.papers { display: flex; flex-direction: column; }
.paper {
  border-top: 1px solid var(--rule);
  transition: background 0.2s;
}
.paper:last-child { border-bottom: 1px solid var(--rule); }
.paper.expanded { background: var(--paper-2); }
.paper-head {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1.5rem;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 2rem var(--pad);
  margin: 0 calc(var(--pad) * -1);
  cursor: pointer;
  color: inherit;
  transition: background 0.25s;
}
.paper:hover:not(.expanded) .paper-head { background: var(--paper-2); }
.paper-index {
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  padding-top: 0.15rem;
  border-top: 2px solid var(--accent);
  align-self: start;
  width: fit-content;
}
.paper-content { min-width: 0; }
.paper-meta { color: var(--ink-3); margin-bottom: 0.75rem; font-size: 0.82rem; }
.paper-title {
  font-family: var(--h-display);
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  font-weight: 400;
  margin-bottom: 0.75rem;
  color: var(--ink);
  max-width: 45ch;
}
.paper-tldr { color: var(--ink-2); max-width: 65ch; margin-bottom: 1rem; }
.paper-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
.chip {
  font-size: 0.72rem;
  font-family: var(--mono);
  color: var(--ink-3);
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--rule);
  border-radius: 100px;
}
.paper-toggle {
  margin-left: auto;
  color: var(--accent);
  font-size: 0.78rem;
}

.paper-body {
  padding: 0 var(--pad) 2.5rem;
  margin: 0 calc(var(--pad) * -1);
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

.paper-headline {
  padding: 1rem 1.25rem;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  margin-bottom: 2rem;
}
.paper-headline p {
  margin: 0.5rem 0 0;
  font-family: var(--h-display);
  font-size: 1.1rem;
  color: var(--ink);
  line-height: 1.4;
}

.paper-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 3rem;
}
.paper-grid h4 { margin: 1.5rem 0 0.5rem; color: var(--accent); font-family: var(--mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500; }
.paper-grid h4:first-child { margin-top: 0; }
.paper-grid ul { padding-left: 1.2rem; margin: 0 0 0.5rem; }
.paper-grid li { margin-bottom: 0.35rem; color: var(--ink-2); }

.paper-results {
  padding: 1.25rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 2px;
  align-self: start;
}
.result-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.7rem 0;
  border-top: 1px solid var(--rule-soft);
  gap: 1rem;
}
.result-row:first-of-type { border-top: none; padding-top: 1rem; margin-top: 0.5rem; border-top: 1px solid var(--rule-soft); }
.result-k { font-size: 0.85rem; color: var(--ink-2); }
.result-v { font-size: 1rem; color: var(--ink); font-weight: 500; }
.paper-links { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--rule-soft); display: flex; gap: 1rem; }

@media (max-width: 800px) {
  .paper-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ——— Projects ——— */

.projects { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.project {
  border: 1px solid var(--rule);
  padding: 2rem;
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, border-color 0.2s;
}
.project:hover { border-color: var(--accent); transform: translateY(-2px); }
.project-meta { color: var(--ink-3); margin-bottom: 0.75rem; font-size: 0.82rem; }
.project-name { margin-bottom: 1rem; }
.project-tldr { color: var(--ink-2); margin-bottom: 1.25rem; flex: 1; }
.project-highlight {
  padding: 0.75rem 1rem;
  background: var(--accent-soft);
  border-left: 2px solid var(--accent);
  margin-bottom: 1rem;
  color: var(--ink);
}
.project-stack { margin-bottom: 1.5rem; line-height: 1.6; }
.project-bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--rule-soft); }
.project-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.project-links { display: flex; gap: 1rem; }

@media (max-width: 800px) { .projects { grid-template-columns: 1fr; } }

.empty { padding: 3rem 0; color: var(--ink-3); text-align: center; }

/* ——— Throughline ——— */

.throughline { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: start; }
.tl-prose p {
  font-family: var(--h-display);
  font-size: 1.3rem;
  line-height: 1.45;
  color: var(--ink);
}
.tl-prose p strong { color: var(--accent); font-weight: 500; }
.tl-list { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); }
.tl-item { display: grid; grid-template-columns: 5rem 1fr; gap: 1.5rem; padding: 1.1rem 0 1.1rem 1.5rem; border-bottom: 1px solid var(--rule-soft); position: relative; }
.tl-item::before { content: ""; position: absolute; left: -4px; top: 1.6rem; width: 7px; height: 7px; background: var(--accent); border-radius: 50%; }
.tl-item:last-child { border-bottom: none; }
.tl-year { color: var(--ink-3); padding-top: 0.1rem; }
.tl-body h4 { margin-bottom: 0.25rem; }
.tl-body p { font-size: 0.93rem; margin: 0; }

@media (max-width: 800px) { .throughline { grid-template-columns: 1fr; } }

/* ——— SAE-LoRA viz (v2) ——— */

.viz-wrap {
  margin-top: 4rem;
  padding: 2.5rem;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 4px;
}
.viz-head { margin-bottom: 2rem; max-width: 40rem; }
.viz-head h3 { margin: 0.4rem 0 0.5rem; font-size: 1.6rem; }

.lora2 { display: flex; flex-direction: column; gap: 1.5rem; }

/* —— Toggle pills —— */
.lora2-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.lora2-pill {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 3px;
  cursor: pointer;
  color: var(--ink-2);
  text-align: left;
  transition: all 0.2s;
  font-family: var(--h-body);
}
.lora2-pill:hover { border-color: var(--ink-3); }
.lora2-pill.active {
  background: var(--accent);
  color: var(--paper);
  border-color: var(--accent);
  box-shadow: 0 4px 16px color-mix(in oklab, var(--accent) 30%, transparent);
}
.lora2-pill-num {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
}
.lora2-pill.active .lora2-pill-num {
  color: var(--paper);
  border-color: color-mix(in oklab, var(--paper) 40%, transparent);
}
.lora2-pill-label { font-size: 1rem; font-weight: 500; }
.lora2-pill-sub {
  font-size: 0.72rem;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.lora2-pill.active .lora2-pill-sub { color: color-mix(in oklab, var(--paper) 70%, transparent); }

/* —— Big metric banner —— */
.lora2-metric {
  padding: 1.5rem 1.75rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 3px;
  position: relative;
  overflow: hidden;
}
.lora2-metric::before {
  content: "";
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
  background: var(--accent);
}
.lora2-metric-label {
  font-size: 0.72rem;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}
.lora2-metric-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: center;
}
.lora2-metric-num {
  font-family: var(--h-display);
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  transition: color 0.3s;
}
.lora2-metric-scale { min-width: 0; }
.lora2-metric-track {
  position: relative;
  height: 10px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 100px;
  margin: 1.5rem 0 0.5rem;
  overflow: visible;
}
.lora2-metric-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 100px;
  transition: width 0.8s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.lora2-metric-max,
.lora2-metric-min {
  position: absolute;
  top: -1.5rem;
  transform: translateX(-50%);
  white-space: nowrap;
  color: var(--ink-3);
  font-size: 0.7rem;
}
.lora2-metric-max { color: var(--accent); }
.lora2-metric-max::after,
.lora2-metric-min::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  width: 1px;
  height: 1.5rem;
  background: var(--rule);
}
.lora2-metric-max::after { background: var(--accent); }
.lora2-metric-lift { margin-top: 0.5rem; }

/* —— Two-column body —— */
.lora2-body {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 1rem;
}
.lora2-panel {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
}
.lora2-panel-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rule-soft);
}
.lora2-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--accent);
  color: var(--paper);
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 2px;
}
.lora2-panel-title {
  font-family: var(--h-body);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink);
  flex: 1;
}
.lora2-legend {
  display: flex;
  gap: 0.75rem;
  font-size: 0.7rem;
  color: var(--ink-3);
  align-items: center;
}
.lora2-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.3rem;
  vertical-align: middle;
}
.lora2-dot-generic { background: var(--ink-3); }
.lora2-dot-sec { background: var(--accent); }

/* Input panel */
.lora2-code {
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 0.9rem 1rem;
  background: var(--paper-2);
  border-left: 2px solid var(--accent);
  color: var(--ink-2);
  line-height: 1.55;
  overflow-x: auto;
  margin: 0;
  border-radius: 2px;
}
.lora2-flow {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.lora2-flow-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  background: var(--paper-2);
  border-radius: 2px;
  font-size: 0.82rem;
  color: var(--ink-2);
}
.lora2-flow-tag {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  font-weight: 600;
}
.lora2-formula {
  margin-top: auto;
  padding: 0.9rem 1rem;
  background: var(--paper-2);
  border: 1px dashed var(--rule);
  border-radius: 2px;
}
.lora2-formula-eq {
  font-size: 1rem;
  color: var(--ink);
  margin: 0.4rem 0 0.5rem;
}
.lora2-formula-note { line-height: 1.6; }

/* Features panel */
.lora2-features {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.lora2-feat {
  display: grid;
  grid-template-columns: 9.5rem 1fr 2.3rem;
  gap: 0.75rem;
  align-items: center;
}
.lora2-feat-label {
  font-size: 0.78rem;
  color: var(--ink-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lora2-feat-track {
  height: 10px;
  background: var(--paper-2);
  border-radius: 100px;
  overflow: hidden;
  position: relative;
}
.lora2-feat-fill {
  height: 100%;
  background: var(--ink-3);
  border-radius: 100px;
  transition: width 0.6s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.lora2-feat.cat-sec .lora2-feat-fill { background: var(--accent); }
.lora2-feat-val {
  font-size: 0.78rem;
  color: var(--ink-3);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.lora2-feat-caption {
  margin-top: 0.5rem;
  padding: 0.7rem 0.9rem;
  background: var(--paper-2);
  border-radius: 2px;
  font-size: 0.82rem;
  color: var(--ink-2);
  font-style: italic;
  line-height: 1.5;
}

@media (max-width: 900px) {
  .lora2-body { grid-template-columns: 1fr; }
  .lora2-metric-row { grid-template-columns: 1fr; gap: 1rem; }
  .lora2-feat { grid-template-columns: 7.5rem 1fr 2.3rem; }
}
@media (max-width: 560px) {
  .lora2-toggle { grid-template-columns: 1fr; }
  .lora2-feat { grid-template-columns: 1fr; gap: 0.25rem; }
  .lora2-feat-label { white-space: normal; }
}

/* ——— Cohere ——— */

.cohere {
  padding: 2.5rem;
  background: var(--paper-2);
  border: 1px solid var(--rule);
}
.cohere-head { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 1.25rem; }
.cohere-head h3 { margin: 0.3rem 0 0.2rem; font-size: 1.8rem; }
.cohere-role { color: var(--accent); }
.cohere-links { display: flex; gap: 1rem; flex-wrap: wrap; padding-top: 0.5rem; }
.cohere-what { max-width: 60ch; color: var(--ink-2); margin-bottom: 2.5rem; font-size: 1.02rem; }
.cohere-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.kv { margin: 0.5rem 0 0; }
.kv-row { display: flex; justify-content: space-between; gap: 1rem; padding: 0.55rem 0; border-top: 1px solid var(--rule-soft); font-size: 0.9rem; }
.kv-row:first-child { border-top: none; }
.kv-row dt { color: var(--ink-2); }
.kv-row dd { margin: 0; color: var(--ink); text-align: right; }
.variant-list { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.5rem; }
.variant { padding: 0.6rem 0.8rem; background: var(--paper); border: 1px solid var(--rule-soft); border-left: 3px solid var(--accent); }
.variant-name { color: var(--accent); margin-bottom: 0.15rem; }
.variant-desc { font-size: 0.85rem; color: var(--ink-2); }
.mt { margin-top: 1.5rem; display: block; }
.team { list-style: none; margin: 0.5rem 0 0; padding: 0; }
.team li { padding: 0.3rem 0; color: var(--ink-2); font-size: 0.92rem; border-top: 1px solid var(--rule-soft); }
.team li:first-child { color: var(--ink); font-weight: 500; border-top: none; }

@media (max-width: 800px) { .cohere-grid { grid-template-columns: 1fr; gap: 2rem; } }

/* ——— Education ——— */

.edu { border-top: 1px solid var(--rule); }
.edu-row { display: grid; grid-template-columns: 7rem 1fr 8rem; gap: 1.5rem; align-items: baseline; padding: 1.5rem 0; border-bottom: 1px solid var(--rule); }
.edu-year { color: var(--ink-3); }
.edu-body h4 { margin-bottom: 0.2rem; font-size: 1.1rem; }
.edu-inst { color: var(--ink-2); }
.edu-stat { color: var(--accent); text-align: right; font-size: 1rem; }

@media (max-width: 600px) { .edu-row { grid-template-columns: 1fr; gap: 0.25rem; } .edu-stat { text-align: left; } }

/* ——— Tech ——— */

.tech { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 3rem; }
.tech-group-label { letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 0.75rem; display: block; }
.tech-items { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.tech-chip {
  font-family: var(--mono);
  font-size: 0.8rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--rule);
  color: var(--ink-2);
  background: var(--paper-2);
  border-radius: 2px;
  transition: all 0.15s;
}
.tech-chip:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 700px) { .tech { grid-template-columns: 1fr; } }

/* ——— Writing ——— */

.writing { border-top: 1px solid var(--rule); }
.writing-note { padding: 1rem 0; }
.writing-row { display: grid; grid-template-columns: 8rem 1fr; gap: 1.5rem; padding: 1.25rem 0; border-top: 1px solid var(--rule-soft); align-items: baseline; }
.writing-status {
  color: var(--accent);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.writing-body h4 { margin-bottom: 0.2rem; }
.writing-body p { margin: 0; font-size: 0.92rem; }

@media (max-width: 600px) { .writing-row { grid-template-columns: 1fr; gap: 0.3rem; } }

/* ——— Contact ——— */

.contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; }
.contact-lede p { font-family: var(--h-display); font-size: 1.3rem; line-height: 1.45; color: var(--ink); }
.contact-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.contact-list li {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--rule-soft);
  align-items: baseline;
}
.contact-list li span { color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.06em; }
.contact-list li a { color: var(--ink); font-family: var(--mono); font-size: 0.92rem; }
.contact-list li a:hover { color: var(--accent); }

@media (max-width: 800px) { .contact { grid-template-columns: 1fr; gap: 1.5rem; } }

/* ——— Footer ——— */

.footer {
  margin-top: var(--section-pad);
  padding: 2rem 0;
  border-top: 1px solid var(--rule);
}

/* ——— Tech stack v2 ——— */

.tech-v2 { display: flex; flex-direction: column; gap: 2.5rem; }

.tech-section-head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1rem;
}
.tech-section-num {
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.tech-section-label {
  color: var(--ink);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}
.tech-section-count {
  color: var(--ink-3);
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--rule);
  border-radius: 100px;
}
.tech-section-rule {
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(to right, var(--rule) 0 4px, transparent 4px 8px);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 0.6rem;
}

.tech-tile {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.75rem 0.95rem;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 3px;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.25s;
}
.tech-tile:hover {
  transform: translateY(-2px);
  border-color: var(--tile-color);
  box-shadow: 0 4px 14px -6px color-mix(in srgb, var(--tile-color) 40%, transparent);
}

.tech-tile-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}
.tech-tile-icon img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}
.tech-tile-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  padding: 0 4px;
}

.tech-tile-name {
  font-family: var(--h-body);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}

@media (max-width: 500px) {
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
}