/* ───────────────────────────────────────────────────────────────────
   LLmap — losslessmap.com
   Editorial / research-instrument style.
   No cosmic gradients. No particle backgrounds. No glow effects.
   ─────────────────────────────────────────────────────────────────── */

:root {
  /* paper-feel light theme */
  --bg:           #f6f4ef;
  --bg-1:         #efece5;
  --bg-2:         #ffffff;
  --bg-3:         #fbf9f4;
  --line:         #d8d3c8;
  --line-bright:  #c2bdb1;

  --text:         #15171a;
  --text-2:       #2a2e36;
  --text-dim:     #5c6168;
  --text-faint:   #8b8f97;

  --accent:       #0a5e4a;   /* deep forest / lab green */
  --accent-d:     #07453a;
  --accent-soft:  rgba(10, 94, 74, 0.08);

  --rust:         #a04a1d;   /* secondary, sparingly */
  --rust-soft:    rgba(160, 74, 29, 0.08);

  --signal-yes:   #1f7a4c;
  --signal-no:    #a04a1d;
  --signal-meh:   #7a6a2e;

  --radius:       6px;
  --radius-lg:    10px;

  --serif:  'Fraunces', 'Source Serif Pro', 'Georgia', 'Iowan Old Style', serif;
  --sans:   'Inter', system-ui, -apple-system, sans-serif;
  --mono:   'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(10,94,74,0.18);
  transition: color .15s, border-color .15s;
}
a:hover {
  color: var(--accent-d);
  border-bottom-color: var(--accent-d);
}
a.bare, .nav a, .btn, .brand, .footer a, .compare a {
  border-bottom: none;
}
a.bare:hover, .nav a:hover, .footer a:hover { color: var(--accent-d); }

code, .mono {
  font-family: var(--mono);
  font-size: 0.92em;
}
code {
  background: rgba(0,0,0,0.04);
  padding: .12em .35em;
  border-radius: 3px;
  color: var(--text);
  border: 1px solid rgba(0,0,0,0.06);
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ─── Nav ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 244, 239, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 17px;
  font-family: var(--serif);
}
.brand-mark {
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--text);
  background: var(--bg);
  position: relative;
}
.brand-mark::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav-links a {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all .15s ease;
  cursor: pointer;
  font-family: inherit;
}
.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--line-bright);
}
.btn-secondary:hover {
  background: var(--bg-2);
  border-color: var(--text);
}
.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  padding: 8px 14px;
  border: 1px solid var(--line);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

/* ─── Hero ─── */
.hero {
  position: relative;
  padding: 100px 0 70px;
  border-bottom: 1px solid var(--line);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 70px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.eyebrow .pip {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
.eyebrow .pip.rust { background: var(--rust); }

.hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(40px, 5.6vw, 70px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
  color: var(--text);
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}

.hero .lede {
  font-size: 19px;
  line-height: 1.55;
  color: var(--text-2);
  max-width: 580px;
  margin-bottom: 18px;
}
.hero .lede em {
  font-style: normal;
  font-weight: 600;
  color: var(--text);
}
.hero .sub-lede {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-dim);
  max-width: 580px;
  margin-bottom: 36px;
}
.hero .sub-lede strong { color: var(--text); font-weight: 600; }

.cta-row {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
}
.hero-meta .dot {
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--accent);
  margin-right: 8px;
  vertical-align: middle;
}

/* hero schematic SVG container */
.hero-figure {
  position: relative;
  width: 100%;
  aspect-ratio: 1.15 / 1;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-figure svg { width: 100%; height: 100%; display: block; }
.hero-figure .fig-caption {
  position: absolute;
  bottom: 14px; left: 22px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

/* ─── Section primitives ─── */
section {
  padding: 88px 0;
  position: relative;
  border-bottom: 1px solid var(--line);
}
section:last-of-type { border-bottom: 0; }
.section-eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  padding-left: 14px;
  border-left: 2px solid var(--accent);
}
.section-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
  max-width: 820px;
  color: var(--text);
}
.section-title em { font-style: italic; color: var(--accent); font-weight: 500; }
.section-sub {
  font-size: 17px;
  color: var(--text-2);
  max-width: 720px;
  margin-bottom: 48px;
  line-height: 1.6;
}

/* ─── Problem cards ─── */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.problem-card {
  padding: 28px 24px 24px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .18s, transform .18s;
}
.problem-card:hover { border-color: var(--text-dim); }
.problem-card .pcard-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.14em;
  margin-bottom: 14px;
}
.problem-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  line-height: 1.25;
  margin-bottom: 12px;
  color: var(--text);
}
.problem-card h3 em {
  font-style: italic;
  color: var(--rust);
  font-weight: 500;
}
.problem-card p {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.6;
}

/* ─── Algorithm formula ─── */
.algo-wrap {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 50px;
  align-items: start;
  margin-top: 8px;
}
.algo-text h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.015em;
  margin-bottom: 14px;
}
.algo-text p {
  color: var(--text-2);
  margin-bottom: 14px;
  font-size: 16px;
  line-height: 1.65;
}
.algo-formula {
  padding: 28px 26px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.85;
  color: var(--text);
  white-space: pre-wrap;
  overflow-x: auto;
}
.algo-formula .tk-var { color: var(--accent); }
.algo-formula .tk-op { color: var(--rust); }
.algo-formula .tk-fn { color: var(--text); font-weight: 600; }
.algo-formula .tk-comment { color: var(--text-faint); }

/* ─── Pipeline ─── */
.pipeline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 32px;
}
.pipe-stage {
  padding: 28px 26px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.pipe-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  padding: 3px 8px;
  background: var(--accent-soft);
  border-radius: 3px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.pipe-stage h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  margin-bottom: 10px;
  letter-spacing: -0.015em;
}
.pipe-stage p {
  color: var(--text-2);
  font-size: 15px;
  margin-bottom: 16px;
  line-height: 1.6;
}
.pipe-stage ul { list-style: none; }
.pipe-stage li {
  padding-left: 20px;
  position: relative;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.55;
}
.pipe-stage li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.fig-wrap {
  margin-top: 48px;
  padding: 36px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}
.fig-wrap svg { width: 100%; height: auto; display: block; }
.fig-wrap .fig-caption {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 16px;
  letter-spacing: 0.02em;
}

/* ─── Compare table ─── */
.compare {
  margin-top: 16px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow-x: auto;
}
.compare table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 860px;
}
.compare th, .compare td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.compare thead th {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--bg-1);
  border-bottom: 1px solid var(--line-bright);
}
.compare thead th.llmap-col {
  color: var(--accent);
  background: var(--accent-soft);
  border-bottom: 1px solid var(--accent);
}
.compare tbody tr:last-child td { border-bottom: none; }
.compare td.llmap-col {
  background: var(--accent-soft);
  font-weight: 500;
  color: var(--text);
}
.compare .axis-name {
  font-weight: 500;
  color: var(--text);
}
.compare .yes { color: var(--signal-yes); font-family: var(--mono); font-size: 13px; }
.compare .no  { color: var(--signal-no);  font-family: var(--mono); font-size: 13px; }
.compare .partial { color: var(--signal-meh); font-family: var(--mono); font-size: 13px; }

/* ─── Perf stats ─── */
.perf-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 24px;
}
.perf-stat {
  padding: 26px 22px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
}
.perf-stat::before {
  content: '';
  position: absolute;
  top: 0; left: 22px;
  width: 26px; height: 2px;
  background: var(--accent);
}
.perf-stat .perf-num {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -0.025em;
  margin-bottom: 8px;
  color: var(--text);
  line-height: 1;
  padding-top: 14px;
}
.perf-stat .perf-label {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
}

/* ─── LLM agent sessions ─── */
.sessions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 24px;
}
.session {
  padding: 24px 22px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.session-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.session h4 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 19px;
  line-height: 1.25;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.session p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 14px;
  line-height: 1.55;
}
.session-meta {
  display: flex;
  gap: 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-faint);
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.session-meta .pin { color: var(--accent); font-weight: 500; }

/* ─── Physics ─── */
.physics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}
.physics-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.physics-table tr {
  border-bottom: 1px solid var(--line);
}
.physics-table tr:last-child { border-bottom: none; }
.physics-table td {
  padding: 12px 16px;
}
.physics-table td:first-child {
  font-family: var(--mono);
  color: var(--accent);
  width: 48%;
  font-size: 13px;
}
.physics-table td:last-child {
  color: var(--text);
}
.physics-explain p {
  color: var(--text-2);
  font-size: 16px;
  margin-bottom: 14px;
  line-height: 1.65;
}
.physics-explain h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 24px;
  margin-bottom: 16px;
  letter-spacing: -0.015em;
}

/* ─── Roadmap ─── */
.roadmap {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 24px;
}
.phase {
  padding: 18px 14px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: left;
}
.phase.killswitch {
  border-color: var(--rust);
  background: var(--rust-soft);
}
.phase .phase-n {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.12em;
}
.phase .phase-name {
  font-size: 13px;
  font-weight: 500;
  margin-top: 4px;
  color: var(--text);
  line-height: 1.35;
}
.phase.killswitch .phase-n,
.phase.killswitch .phase-name { color: var(--rust); }

/* ─── Quote ─── */
blockquote.pull-quote {
  margin: 36px 0;
  padding: 22px 28px;
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
  color: var(--text-2);
  border-left: 3px solid var(--accent);
  background: var(--bg-3);
  line-height: 1.5;
}
blockquote.pull-quote cite {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-style: normal;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.tagline {
  margin-top: 40px;
  text-align: center;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}
.tagline span { color: var(--text); }

/* ─── CTA final ─── */
.cta-final {
  text-align: center;
  padding: 100px 0;
  border-bottom: none;
}
.cta-final h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(30px, 4vw, 46px);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: 18px;
}
.cta-final h2 em { font-style: italic; color: var(--accent); }
.cta-final p {
  font-size: 17px;
  color: var(--text-2);
  max-width: 560px;
  margin: 0 auto 32px;
}

/* ─── Plain-English summary ─── */
.plain {
  background: var(--bg-2);
}
.plain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
  margin-top: 8px;
}
.plain-grid h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  margin-bottom: 14px;
  color: var(--text);
}
.plain-grid p {
  color: var(--text-2);
  font-size: 17px;
  line-height: 1.65;
  margin-bottom: 14px;
}
.plain-grid p em { font-style: italic; color: var(--accent); font-weight: 500; font-style: normal; }
.plain-toggle {
  display: inline-flex;
  margin-bottom: 36px;
  border: 1px solid var(--line-bright);
  border-radius: var(--radius);
  background: var(--bg-2);
  overflow: hidden;
}
.plain-toggle a {
  padding: 8px 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border-bottom: 0;
  border-right: 1px solid var(--line);
}
.plain-toggle a:last-child { border-right: 0; }
.plain-toggle a.active { background: var(--text); color: var(--bg); }
.plain-toggle a:hover:not(.active) { background: var(--bg-1); color: var(--text); }

/* ─── Ecosystem products ─── */
.eco-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.eco-card {
  display: block;
  padding: 28px 24px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  border-bottom: 1px solid var(--line) !important;
  transition: border-color .18s, transform .18s;
}
.eco-card:hover {
  border-color: var(--text-dim) !important;
  color: var(--text);
}
.eco-card .eco-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.eco-card h4 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
}
.eco-card p {
  color: var(--text-2);
  font-size: 14.5px;
  line-height: 1.55;
  margin-bottom: 14px;
}
.eco-card .eco-arrow {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.06em;
}

.lab-banner {
  margin-top: 56px;
  padding: 36px 36px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.lab-banner-text h4 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  margin-bottom: 6px;
}
.lab-banner-text p {
  color: var(--text-2);
  font-size: 15px;
}

/* ─── Footer ─── */
.footer {
  border-top: 1px solid var(--line);
  background: var(--bg-1);
  padding: 56px 0 36px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}
.footer-col h5 {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 6px;
  border-bottom: 0;
}
.footer-col a:hover { color: var(--text); }
.footer-tag {
  color: var(--text-dim);
  font-size: 14px;
  margin-top: 10px;
  line-height: 1.6;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-faint);
  padding-top: 22px;
  border-top: 1px solid var(--line);
  letter-spacing: 0.04em;
}

/* ─── SVG diagram styling ─── */
.diagram-svg .stroke-line { stroke: var(--text-dim); stroke-width: 1.2; fill: none; }
.diagram-svg .stroke-accent { stroke: var(--accent); stroke-width: 1.6; fill: none; }
.diagram-svg .stroke-rust { stroke: var(--rust); stroke-width: 1.6; fill: none; }
.diagram-svg .fill-accent { fill: var(--accent); }
.diagram-svg .fill-rust { fill: var(--rust); }
.diagram-svg .fill-bg { fill: var(--bg); }
.diagram-svg .fill-card { fill: var(--bg-2); }
.diagram-svg .fill-light { fill: var(--bg-1); }
.diagram-svg text { font-family: var(--mono); font-size: 11px; fill: var(--text); }
.diagram-svg .label-dim { fill: var(--text-dim); }
.diagram-svg .label-accent { fill: var(--accent); font-weight: 600; }
.diagram-svg .label-rust { fill: var(--rust); font-weight: 600; }
.diagram-svg .label-title { font-family: var(--serif); font-size: 13px; fill: var(--text); }

/* ─── Responsive ─── */
@media (max-width: 980px) {
  .hero-inner, .algo-wrap, .physics-grid, .plain-grid { grid-template-columns: 1fr; gap: 36px; }
  .problems-grid { grid-template-columns: 1fr; }
  .pipeline { grid-template-columns: 1fr; }
  .perf-grid { grid-template-columns: repeat(2,1fr); }
  .sessions { grid-template-columns: repeat(2,1fr); }
  .roadmap { grid-template-columns: repeat(2,1fr); }
  .eco-grid { grid-template-columns: 1fr; }
  .lab-banner { flex-direction: column; align-items: flex-start; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links a:not(.btn) { display: none; }
  section { padding: 60px 0; }
  .container { padding: 0 22px; }
  .hero { padding: 60px 0 40px; }
  .perf-grid, .sessions { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}