/* Machinery Insights — design system */

:root {
  /* Palette — Petrol institutional */
  --bg: #f6f4ef;
  --bg-elev: #ffffff;
  --ink: #1a1a1a;
  --ink-2: #2a2a2a;
  --muted: #5a6b73;
  --muted-2: #8a9099;
  --rule: #d8d3c5;
  --rule-2: #e8e3d6;
  --primary: #0f3a4a;
  --primary-soft: #e3e8ea;
  --sand: #c9bfa8;
  --sand-soft: #ece6d6;
  --warn: #b85c3a;
  --accent: #d97757;

  /* Type */
  --font-sans: "IBM Plex Sans", "Söhne", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, Menlo, monospace;
  --font-serif: "IBM Plex Serif", Georgia, serif;

  /* Scale (editorial, generous) */
  --t-eyebrow: 11px;
  --t-body: 16px;
  --t-lead: 18px;
  --t-h6: 14px;
  --t-h5: 18px;
  --t-h4: 22px;
  --t-h3: 28px;
  --t-h2: 40px;
  --t-h1: 64px;
  --t-display: 88px;

  /* Spacing */
  --gutter: clamp(20px, 4vw, 64px);
  --maxw: 1280px;
  --maxw-narrow: 880px;
}

/* Palette variants (toggled via [data-palette]) */
[data-palette="petrol"] {
  --bg: #f6f4ef; --primary: #0f3a4a; --muted: #5a6b73; --sand: #c9bfa8;
  --rule: #d8d3c5; --rule-2: #e8e3d6; --primary-soft: #e3e8ea; --sand-soft: #ece6d6;
  --accent: #d97757;
}
[data-palette="warm"] {
  --bg: #f6f4ef; --primary: #1c1c1c; --muted: #6a6a6a; --sand: #c9bfa8;
  --rule: #d8d3c5; --rule-2: #e8e3d6; --primary-soft: #ece8df; --sand-soft: #ece6d6;
  --accent: #d97757;
}
[data-palette="mono"] {
  --bg: #ffffff; --primary: #1c1c1c; --muted: #6a6a6a; --sand: #d97757;
  --rule: #e6e6e6; --rule-2: #f0f0f0; --primary-soft: #efefef; --sand-soft: #f6e6df;
}
[data-palette="navy"] {
  --bg: #f4f6f7; --primary: #1f3a5f; --muted: #4f6d8c; --sand: #e8e8e0;
  --rule: #d8dde2; --rule-2: #e8ebee; --primary-soft: #e0e6ee; --sand-soft: #f1f0e8;
}
[data-palette="forest"] {
  --bg: #fafaf7; --primary: #2d4a3e; --muted: #7a8a82; --sand: #d8d4c7;
  --rule: #d8d8cf; --rule-2: #e8e8de; --primary-soft: #e3eae6; --sand-soft: #ece8db;
}

/* Typography variants */
[data-type="plex"] {
  --font-sans: "IBM Plex Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
}
[data-type="inter"] {
  --font-sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}
[data-type="editorial"] {
  --font-sans: "Source Sans 3", "Helvetica Neue", sans-serif;
  --font-serif: "Source Serif 4", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}

/* Reset-ish */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--t-body);
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

/* Layout */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.wrap-narrow { max-width: var(--maxw-narrow); margin: 0 auto; padding: 0 var(--gutter); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--rule);
}
.site-header .row {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
  position: relative;
}
.brand-lockup { display: flex; align-items: center; gap: 12px; }
.brand-lockup .name {
  font-size: 14px; letter-spacing: 0.02em; font-weight: 500;
  display: flex; flex-direction: column; line-height: 1.15;
}
.brand-lockup .name .l1 { color: var(--ink); }
.brand-lockup .name .l2 { color: var(--muted); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a {
  font-size: 14px; color: var(--ink-2); position: relative;
  padding: 6px 0;
}
.nav a:hover { color: var(--primary); }
.nav a.active { color: var(--primary); }
.nav a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px;
  height: 2px; background: var(--primary);
}
.nav .cta {
  background: var(--primary); color: var(--bg);
  padding: 10px 18px; border-radius: 0;
  font-size: 13px; letter-spacing: 0.02em;
  display: inline-flex; align-items: center; gap: 10px;
  border: 1px solid var(--primary);
  transition: background .15s ease;
  position: relative;
}
.nav .cta::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--accent);
}
.nav .cta:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.nav .cta::after { content: "→"; font-size: 14px; }
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: color .15s ease, opacity .15s ease, transform .12s ease;
}
.nav-toggle:hover {
  color: var(--primary);
}
.nav-toggle:active {
  transform: translateY(1px);
}
.nav-toggle__bar {
  width: 20px;
  height: 1.5px;
  background: currentColor;
  transition: transform .18s ease, opacity .18s ease;
}
.site-header.nav-open .nav-toggle {
  color: var(--primary);
}
.site-header.nav-open .nav-toggle__bar:nth-child(2) {
  transform: translateY(6.5px) rotate(45deg);
}
.site-header.nav-open .nav-toggle__bar:nth-child(3) {
  opacity: 0;
}
.site-header.nav-open .nav-toggle__bar:nth-child(4) {
  transform: translateY(-6.5px) rotate(-45deg);
}
.locale-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 6px;
  padding-left: 18px;
  border-left: 1px solid var(--rule);
}
.locale-switcher__button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  line-height: 1;
  padding: 6px 0;
  text-transform: uppercase;
}
.locale-switcher__button::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1.2px solid currentColor;
  border-bottom: 1.2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform .15s ease;
}
.locale-switcher.locale-open .locale-switcher__button::after {
  transform: rotate(-135deg) translateY(-1px);
}
.locale-switcher__button:hover,
.locale-switcher__button:focus {
  color: var(--primary);
  outline: none;
}
.locale-switcher__menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  display: none;
  min-width: 132px;
  padding: 8px;
  border: 1px solid var(--rule);
  background: color-mix(in oklab, var(--bg) 97%, white);
  box-shadow: 0 14px 28px rgba(26, 26, 26, 0.08);
}
.locale-switcher.locale-open .locale-switcher__menu {
  display: grid;
  gap: 4px;
}
.locale-switcher__option {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  line-height: 1;
  color: var(--muted);
  padding: 10px 12px;
  text-transform: uppercase;
}
.locale-switcher__option:hover {
  color: var(--primary);
  background: var(--primary-soft);
}
.locale-switcher__option.active {
  color: var(--ink);
  background: color-mix(in oklab, var(--primary) 10%, white);
}

/* Eyebrow / labels */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-eyebrow); letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--muted);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before {
  content: ""; width: 18px; height: 1px; background: currentColor;
}

/* Type */
h1, h2, h3, h4, h5 { font-weight: 500; letter-spacing: -0.01em; margin: 0; color: var(--ink); }
h1 { font-size: var(--t-h1); line-height: 1.05; letter-spacing: -0.025em; }
h2 { font-size: var(--t-h2); line-height: 1.1; letter-spacing: -0.02em; }
h3 { font-size: var(--t-h3); line-height: 1.2; }
h4 { font-size: var(--t-h4); line-height: 1.3; }

p { margin: 0; }
.lead { font-size: var(--t-lead); line-height: 1.55; color: var(--ink-2); }
.muted { color: var(--muted); }

/* Sections */
section { padding: clamp(60px, 10vh, 120px) 0; }
section + section { border-top: 1px solid var(--rule); }

/* Hero */
.hero { padding: clamp(40px, 7vh, 80px) 0 clamp(60px, 9vh, 100px); position: relative; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 100px);
  align-items: end;
}
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; gap: 48px; } }
.hero h1 {
  font-size: clamp(48px, 7vw, 88px);
  margin-top: 28px;
  max-width: 14ch;
  text-wrap: balance;
}
.hero .sub { margin-top: 28px; max-width: 46ch; }
.hero .intro {
  margin-top: 36px; max-width: 52ch; color: var(--ink-2); font-size: 16px;
}
.hero-actions { margin-top: 44px; display: flex; gap: 14px; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 22px; font-size: 14px; letter-spacing: 0.02em;
  border: 1px solid var(--ink); background: var(--ink); color: var(--bg);
  cursor: pointer; transition: background .15s, color .15s, border-color .15s;
  font-family: inherit;
}
.btn::after { content: "→"; }
.btn:hover { background: transparent; color: var(--ink); }
.btn.secondary { background: transparent; color: var(--ink); border-color: var(--rule); }
.btn.secondary:hover { border-color: var(--ink); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--bg); position: relative; }
.btn.primary::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--accent);
}
.btn.primary:hover { background: var(--ink); border-color: var(--ink); }

/* Hero chart card */
.chart-card {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  padding: 28px;
  position: relative;
  aspect-ratio: 5 / 4;
  display: flex; flex-direction: column;
}
.chart-card .meta {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 16px;
}
.chart-card .meta .id { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase;}
.chart-card .meta .live {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--primary);
  display: inline-flex; align-items: center; gap: 8px; text-transform: uppercase;
}
.chart-card .meta .live { color: var(--accent); }
.chart-card .meta .live::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  animation: pulse 1.6s ease-in-out infinite;
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent) 60%, transparent);
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .25; } }
.chart-card h4 {
  font-size: 15px; font-weight: 500; color: var(--ink-2); margin-bottom: 4px;
}
.chart-card .desc { font-size: 13px; color: var(--muted); max-width: 36ch; }
.chart-card .chart-host { flex: 1; margin-top: 18px; position: relative; }
.chart-card .legend {
  margin-top: 14px; display: flex; gap: 18px; font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.chart-card .legend span { display: inline-flex; align-items: center; gap: 8px; }
.chart-card .legend i {
  width: 12px; height: 2px; background: var(--primary); display: inline-block;
}
.chart-card .legend i.s { background: var(--sand); height: 2px; }

/* Hero note (replaces chart card) */
.hero-note {
  border-left: 1px solid var(--rule);
  padding: 8px 0 8px clamp(28px, 4vw, 56px);
  display: flex; flex-direction: column; gap: 22px;
  max-width: 44ch;
}

/* Admin */
.admin-shell { min-height: 100vh; background: var(--bg); }
.admin-header {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in oklab, var(--bg) 94%, white);
  border-bottom: 1px solid var(--rule);
}
.admin-header__row {
  min-height: 76px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
}
.admin-brand {
  display: inline-flex; align-items: center; gap: 18px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted);
}
.admin-nav {
  display: flex; align-items: center; gap: 22px; flex-wrap: wrap;
  font-size: 13px;
}
.admin-nav a { color: var(--ink-2); padding: 6px 0; border-bottom: 1px solid transparent; }
.admin-nav a.active,
.admin-nav a:hover { color: var(--primary); border-color: var(--primary); }
.admin-main { padding: 24px 0 96px; }
.admin-section { padding: 44px 0 0; border-top: 0; }
.admin-section + .admin-section { border-top: 0; }
.admin-section__header {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 32px; align-items: end; margin-bottom: 36px;
}
.admin-section__header h1 { font-size: clamp(40px, 5vw, 68px); margin-top: 16px; }
.admin-note { color: var(--muted); font-size: 15px; line-height: 1.6; max-width: 38ch; }
.admin-note--wide { max-width: 72ch; }
.admin-stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px; margin-bottom: 32px;
}
.admin-stat {
  border-top: 1px solid var(--rule);
  padding-top: 18px;
  display: grid;
  gap: 8px;
}
.admin-stat span {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted);
}
.admin-stat strong {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 500;
  line-height: 1.05;
}
.admin-grid { display: grid; gap: 24px; }
.admin-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.admin-panel {
  border: 1px solid var(--rule);
  background: color-mix(in oklab, white 72%, var(--bg));
  padding: 26px;
}
.admin-panel__header {
  display: flex; align-items: baseline; justify-content: space-between; gap: 18px;
  margin-bottom: 18px;
}
.admin-panel__header h2 { font-size: 24px; }
.admin-panel__header a {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.admin-form { display: grid; gap: 18px; }
.admin-form label { display: grid; gap: 8px; }
.admin-form span {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.admin-form input,
.admin-form select,
.admin-form textarea {
  width: 100%;
  border: 1px solid var(--rule);
  background: var(--bg-elev);
  padding: 14px 16px;
  font: inherit;
  color: var(--ink);
}
.admin-form textarea { resize: vertical; min-height: 120px; }
.admin-check-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
}
.admin-check {
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--rule);
  background: var(--bg-elev);
  padding: 14px 16px;
}
.admin-check input {
  width: auto;
  margin: 0;
  accent-color: var(--primary);
}
.admin-check span {
  font: inherit;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink);
}
.admin-check--single {
  justify-content: flex-start;
  width: fit-content;
  max-width: 100%;
}
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.admin-table th,
.admin-table td {
  padding: 14px 0;
  border-top: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}
.admin-table th {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.admin-table td + td,
.admin-table th + th { padding-left: 20px; }
.admin-table__actions {
  display: flex; gap: 10px; flex-wrap: wrap;
}
.admin-table__actions form { margin: 0; }
.admin-table__actions button {
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  font: inherit;
  padding: 10px 14px;
  cursor: pointer;
}
.admin-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.admin-actions form { margin: 0; }
.admin-flash {
  margin: 0 auto 16px;
  max-width: var(--maxw);
  padding: 14px 18px;
  border: 1px solid var(--rule);
  background: var(--bg-elev);
}
.admin-flash--ok { border-left: 3px solid var(--primary); }
.admin-flash--err { border-left: 3px solid var(--warn); }
.admin-login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.admin-login {
  width: min(100%, 520px);
}
.admin-login__card {
  border: 1px solid var(--rule);
  background: color-mix(in oklab, white 74%, var(--bg));
  padding: clamp(28px, 4vw, 44px);
  display: grid; gap: 28px;
}
.admin-login__copy h1 {
  font-size: clamp(38px, 7vw, 54px);
  margin-top: 18px;
}
.admin-login__form { margin-top: 4px; }

@media (max-width: 980px) {
  .admin-section__header,
  .admin-grid--2,
  .admin-stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .admin-header__row,
  .admin-section__header,
  .admin-stats-grid,
  .admin-grid--2 {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: flex-start;
  }
  .admin-header__row { display: flex; }
  .admin-nav { gap: 14px 18px; }
  .admin-table { display: block; overflow-x: auto; }
}
.hero-note-body { color: var(--ink-2); font-size: 16px; line-height: 1.65; }
.hero-note-meta {
  margin-top: 8px; display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px; padding-top: 22px; border-top: 1px solid var(--rule);
}
.hero-note-meta .k {
  display: block; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 6px;
}
.hero-note-meta b { font-weight: 500; font-size: 15px; color: var(--ink); }

/* Topics list (replaces dated reports list) */
.topics-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.topics-list li {
  display: grid; grid-template-columns: 80px 1fr; gap: 20px;
  padding: 22px 0; border-bottom: 1px solid var(--rule);
  font-size: 17px; color: var(--ink-2);
}
.topics-list li .k {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--muted); padding-top: 4px;
}

/* Grid utilities */
.grid {
  display: grid; gap: 1px; background: var(--rule);
  border: 1px solid var(--rule);
}
.grid > * { background: var(--bg); padding: clamp(24px, 3vw, 40px); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 880px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* Section header */
.sec-head {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(40px, 6vw, 100px); align-items: end;
  margin-bottom: clamp(40px, 6vh, 72px);
}
@media (max-width: 880px) { .sec-head { grid-template-columns: 1fr; gap: 24px; align-items: start; } }
.sec-head h2 { max-width: 16ch; text-wrap: balance; }
.sec-head .sec-intro { color: var(--ink-2); max-width: 52ch; font-size: 17px; }

/* Topic items */
.topic {
  display: grid; grid-template-columns: 80px 1fr; gap: 20px; align-items: start;
}
.topic .num {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--muted); padding-top: 4px;
}
.topic h4 { font-size: 19px; margin-bottom: 8px; }
.topic p { font-size: 14px; color: var(--muted); max-width: 42ch; }

/* Methodology principles */
.principles { list-style: none; padding: 0; margin: 0; }
.principles li {
  display: grid; grid-template-columns: 80px 1fr; gap: 20px;
  padding: 20px 0; border-top: 1px solid var(--rule);
  font-size: 16px;
}
.principles li:last-child { border-bottom: 1px solid var(--rule); }
.principles li .k {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--muted); padding-top: 3px;
}
.principles-multi {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 40px;
}
.principles-multi li {
  border-bottom: 0;
}
@media (max-width: 980px) {
  .principles-multi { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .principles-multi { grid-template-columns: 1fr; }
}

/* Survey card */
.survey {
  background: var(--primary); color: var(--bg-elev);
  padding: clamp(36px, 5vw, 64px);
  display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(32px, 4vw, 80px);
  align-items: end;
}
@media (max-width: 880px) { .survey { grid-template-columns: 1fr; gap: 36px; } }
.survey h3 { color: #fff; max-width: 18ch; }
.survey .meta-row {
  display: flex; gap: 36px; margin-top: 28px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: rgba(255,255,255,.7);
}
.survey .meta-row b { display: block; color: #fff; font-weight: 500; font-family: var(--font-sans); font-size: 14px; letter-spacing: 0; text-transform: none; margin-top: 4px; }
.survey p { color: rgba(255,255,255,.78); }
.survey .btn {
  background: var(--bg); color: var(--primary); border-color: var(--bg);
}
.survey .btn:hover { background: transparent; color: var(--bg); }

/* Reports */
.reports-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.reports-list li {
  display: grid; grid-template-columns: 64px 1fr 140px 120px;
  gap: 24px; align-items: center;
  padding: 24px 0; border-bottom: 1px solid var(--rule);
}
.reports-list li .n { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--muted); }
.reports-list li h4 { font-size: 18px; font-weight: 500; }
.reports-list li .y { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.reports-list li .s {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted);
  text-align: right;
}
.reports-list li .s.live { color: var(--accent); }
@media (max-width: 700px) {
  .reports-list li { grid-template-columns: 40px 1fr; }
  .reports-list li .y, .reports-list li .s { grid-column: 2; }
}

/* Image placeholder */
.img-ph {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase;
}
.img-ph span { position: relative; z-index: 1; padding: 6px 10px; background: var(--bg-elev); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--rule); padding: 80px 0 40px; margin-top: 0;
  font-size: 14px; color: var(--muted);
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
  padding-top: 40px;
}
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h5 {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); font-family: var(--font-mono); font-weight: 500;
  margin-bottom: 16px;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-grid a { color: var(--ink-2); }
.footer-grid a:hover { color: var(--primary); }
.footer-bottom {
  margin-top: 60px; padding-top: 24px; border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
}

/* Inner page hero */
.page-hero {
  padding: clamp(80px, 12vh, 140px) 0 clamp(40px, 7vh, 80px);
  border-bottom: 1px solid var(--rule);
}
.page-hero h1 {
  font-size: clamp(48px, 7vw, 88px); max-width: 18ch; text-wrap: balance;
  letter-spacing: -0.025em;
}
.page-hero .lead { margin-top: 32px; max-width: 56ch; }

/* Editorial stats */
.editorial-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.editorial-stats-grid > div {
  padding: clamp(28px, 4vw, 44px) 24px;
  border-right: 1px solid var(--rule);
}
.editorial-stats-grid > div:last-child { border-right: 0; }
.editorial-stats-grid .v {
  font-size: clamp(44px, 6vw, 72px);
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: var(--ink);
  font-weight: 400;
}
.editorial-stats-grid .l {
  margin-top: 14px;
  max-width: 18ch;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.55;
}
.editorial-stats-note {
  margin-top: 16px;
  max-width: 70ch;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}
@media (max-width: 880px) {
  .editorial-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .editorial-stats-grid > div:nth-child(2) { border-right: 0; }
  .editorial-stats-grid > div:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
@media (max-width: 560px) {
  .editorial-stats-grid { grid-template-columns: 1fr; }
  .editorial-stats-grid > div { border-right: 0; border-bottom: 1px solid var(--rule); }
  .editorial-stats-grid > div:last-child { border-bottom: 0; }
}

/* Two-col text */
.two-col {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
}
@media (max-width: 880px) { .two-col { grid-template-columns: 1fr; gap: 24px; } }

/* Research areas */
.area-card { padding: clamp(32px, 4vw, 56px); position: relative; }
.area-card .num {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em;
  color: var(--muted); margin-bottom: 24px; text-transform: uppercase;
}
.area-card h3 { margin-bottom: 18px; max-width: 20ch; }
.area-card p { color: var(--ink-2); max-width: 50ch; font-size: 16px; }
.area-card .tag-row {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px;
}
.area-card .tag {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
  padding: 6px 10px; border: 1px solid var(--rule);
}

/* utility */
.hr-thin { border-top: 1px solid var(--rule); }
.spacer-lg { height: clamp(60px, 10vh, 120px); }

/* Survey forms */
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-size: 15px; font-weight: 500; color: var(--ink);
}
.form-hint { font-weight: 400; color: var(--muted); font-size: 13px; }
.form-required { color: var(--warn); }
.form-note { font-size: 12px; color: var(--muted); margin: 6px 0 0; }

.form-input,
.form-select,
.form-textarea {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--rule); background: var(--bg-elev);
  font-family: var(--font-sans); font-size: 15px; color: var(--ink);
  appearance: none; border-radius: 0;
  transition: border-color .15s;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235a6b73' stroke-width='1.5' fill='none' stroke-linecap='square'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.form-textarea { resize: vertical; min-height: 100px; }

.form-radio-group,
.form-checkbox-group {
  display: flex; flex-direction: column; gap: 10px; margin-top: 4px;
}
.form-radio,
.form-checkbox {
  display: flex; align-items: center; gap: 10px;
  font-size: 15px; color: var(--ink-2); cursor: pointer;
}
.form-radio input,
.form-checkbox input {
  width: 16px; height: 16px; accent-color: var(--primary);
  cursor: pointer; flex-shrink: 0;
}

/* ── Newsletter signup (footer) ─────────────────────────────────────── */
.newsletter-cta {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 32px; padding: 36px 0 32px;
  border-bottom: 1px solid var(--rule);
}
.newsletter-cta .newsletter-copy { max-width: 44ch; }
.newsletter-cta h4 {
  font-size: 22px; font-weight: 500; letter-spacing: -0.01em;
  color: var(--ink); margin: 0;
}
.newsletter-cta p { margin: 8px 0 0; font-size: 14px; color: var(--muted, #5a6b73); }
.newsletter-form {
  display: grid; gap: 12px; flex: 1 1 360px; min-width: 280px; max-width: 560px;
}
.newsletter-row {
  display: flex; gap: 0;
}
.newsletter-row input[type="email"] {
  flex: 1; padding: 12px 14px; font-size: 15px; font-family: inherit;
  border: 1px solid var(--rule); background: var(--bg-elev); color: var(--ink);
  border-radius: 0;
}
.newsletter-row input[type="email"]:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.newsletter-row button {
  padding: 12px 22px; font-size: 14px; font-family: inherit; letter-spacing: 0.02em;
  background: var(--primary); color: var(--bg); border: 1px solid var(--primary);
  cursor: pointer; transition: background .15s, border-color .15s;
}
.newsletter-row button:hover { background: var(--ink); border-color: var(--ink); }
.newsletter-consent {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 12px; line-height: 1.45; color: var(--muted);
}
.newsletter-consent input {
  width: 16px; height: 16px; margin-top: 1px;
  accent-color: var(--primary); flex-shrink: 0;
}
.newsletter-consent a,
.footer-legal a,
.legal-block a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.newsletter-msg {
  flex-basis: 100%; margin: 12px 0 0;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase;
}
.newsletter-msg--ok  { color: var(--primary); }
.newsletter-msg--err { color: #b9482e; }
.footer-legal {
  margin-top: 16px;
  display: flex; flex-wrap: wrap; gap: 18px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.08em; color: var(--muted);
}
.footer-legal a:hover { color: var(--primary); }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
@media (max-width: 720px) {
  .newsletter-cta { flex-direction: column; align-items: stretch; }
  .newsletter-form { max-width: none; }
  .newsletter-row { flex-direction: column; gap: 10px; }
}

@media (max-width: 920px) {
  .nav-toggle {
    display: inline-flex;
  }
  .nav {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: calc(var(--gutter) * -1);
    right: calc(var(--gutter) * -1);
    padding: 18px var(--gutter) 24px;
    background: color-mix(in oklab, var(--bg) 96%, white);
    border-bottom: 1px solid var(--rule);
    box-shadow: 0 14px 28px rgba(26, 26, 26, 0.08);
    backdrop-filter: saturate(140%) blur(8px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .site-header.nav-open .nav {
    display: flex;
  }
  .nav a {
    width: 100%;
    padding: 16px 4px;
    border-top: 1px solid var(--rule-2);
  }
  .nav a:first-child {
    border-top: none;
  }
  .nav a.active::after {
    left: auto;
    right: 0;
    top: 50%;
    bottom: auto;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    transform: translateY(-50%);
  }
  .locale-switcher {
    width: 100%;
    margin: 10px 0 0;
    padding: 18px 4px 0;
    border-left: 0;
    border-top: 1px solid var(--rule-2);
  }
  .locale-switcher__button {
    width: 100%;
    justify-content: space-between;
    padding: 0;
  }
  .locale-switcher__menu {
    left: 4px;
    right: 4px;
    top: calc(100% + 12px);
    min-width: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }
  .locale-switcher.locale-open .locale-switcher__menu {
    display: grid;
  }
  .locale-switcher__option {
    text-align: center;
  }
}

/* ── Legal pages ─────────────────────────────────────────────────────── */
.legal-page {
  padding: clamp(48px, 8vh, 92px) 0 clamp(72px, 10vh, 120px);
}
.legal-intro {
  margin-top: 24px;
  max-width: 52ch;
}
.legal-meta {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.legal-stack {
  margin-top: 44px;
  display: grid;
  gap: 32px;
}
.legal-page section {
  padding: 0;
}
.legal-page section + section {
  border-top: none;
}
.legal-block {
  border-top: 1px solid var(--rule);
  padding-top: 20px;
}
.legal-block h2 {
  font-size: clamp(24px, 2.5vw, 34px);
}
.legal-block p {
  margin-top: 14px;
  max-width: 64ch;
  color: var(--ink-2);
}
.legal-list {
  margin: 16px 0 0;
  padding-left: 20px;
  max-width: 64ch;
  color: var(--ink-2);
}
.legal-list li + li {
  margin-top: 10px;
}