/* ==========================================================================
   BDR Beteiligungs GmbH
   Direction: architectural editorial. Limestone paper, deep forest green,
   a single clay accent, serif headlines, system fonts only (no external
   requests).
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --paper: #F3F0E8;
  --paper-2: #E9E4D8;
  --paper-3: #FBFAF6;
  --ink: #16201B;
  --ink-soft: #505B55;
  --ink-faint: #7B847F;
  --green: #1E4B3C;
  --green-deep: #10302A;
  --green-tint: #DCE6DF;
  --clay: #B5573A;
  --clay-tint: #EEDACE;
  --line: rgba(22, 32, 27, 0.16);
  --line-strong: rgba(22, 32, 27, 0.34);
  --danger: #9B2D1B;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Charter, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container: 1320px;
  --gutter: clamp(20px, 4vw, 56px);
  --section: clamp(88px, 10vw, 148px);
  --header-h: 76px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.68 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
h1, h2, h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
}
p, dl, dd, figure { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
address { font-style: normal; }
button { font: inherit; cursor: pointer; }

:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
[tabindex="-1"]:focus { outline: none; }

.skip-link {
  position: absolute;
  left: 12px;
  top: -64px;
  z-index: 100;
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--paper);
  transition: top 0.2s;
}
.skip-link:focus { top: 12px; }

.container {
  width: min(100% - (2 * var(--gutter)), var(--container));
  margin-inline: auto;
}

section[id] { scroll-margin-top: calc(var(--header-h) - 2px); }
#imprint, #privacy { scroll-margin-top: calc(var(--header-h) + 24px); }

.section { padding-block: var(--section); }

h2 { font-size: clamp(2.1rem, 3.7vw, 3.5rem); }
h3 { font-size: 1.5rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.9em;
  margin-bottom: 1.4rem;
  font: 600 0.76rem/1 var(--sans);
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--green);
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75em;
  padding: 1.05em 1.7em;
  border: 1px solid var(--green);
  background: var(--green);
  color: var(--paper-3);
  font: 600 0.95rem/1 var(--sans);
  letter-spacing: 0.01em;
  transition: background-color 0.25s, border-color 0.25s, color 0.25s;
}
.btn svg { transition: transform 0.3s var(--ease); }
.btn:hover { background: var(--ink); border-color: var(--ink); }
.btn:hover svg { transform: translateX(4px); }
.btn-small { padding: 0.8em 1.25em; font-size: 0.88rem; }

.link-arrow {
  position: relative;
  display: inline-block;
  padding: 0.4rem 0;
  font-weight: 600;
  font-size: 0.95rem;
}
.link-arrow::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.link-arrow:hover::after { transform: scaleX(0.35); }

.text-link {
  color: var(--green);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s;
}
.text-link:hover { color: var(--clay); }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--green-deep);
  color: rgba(243, 240, 232, 0.82);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-block: 0.6rem;
}
.topbar a { transition: color 0.2s; }
.topbar a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.topbar-right { display: flex; gap: 0.7rem; flex-wrap: wrap; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 14px 30px -26px rgba(22, 32, 27, 0.5);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1.5rem;
}

.brand { display: inline-flex; align-items: center; gap: 0.85rem; }
.brand-mark { width: 40px; height: 40px; flex: none; }
.brand-mark .m1 { fill: var(--green); }
.brand-mark .m2 { fill: var(--paper); }
.brand-mark .m3 { fill: var(--clay); }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text strong {
  font: 700 1.55rem/1 var(--serif);
  letter-spacing: 0.04em;
}
.brand-text span {
  margin-top: 0.28rem;
  font: 600 0.62rem/1 var(--sans);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.nav { display: flex; align-items: center; gap: 2.4rem; }
.nav ul { display: flex; gap: 2rem; }
.nav ul a {
  position: relative;
  display: inline-block;
  padding: 0.5rem 0;
  font-size: 0.94rem;
  font-weight: 500;
}
.nav ul a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.1rem;
  height: 1px;
  background: var(--clay);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav ul a:hover::after,
.nav ul a.is-active::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line-strong);
  background: transparent;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(56px, 7vw, 104px) clamp(72px, 8vw, 120px);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(32px, 5vw, 88px);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.7rem, 5.5vw, 5.2rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
  margin-bottom: 1.8rem;
}
.hero h1 em { font-style: italic; color: var(--green); }
.hero-lead {
  max-width: 40rem;
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  line-height: 1.6;
  color: var(--ink-soft);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem 2rem;
  margin-top: 2.4rem;
}
.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  gap: 1rem clamp(1.6rem, 4vw, 3.4rem);
  margin-top: clamp(2.6rem, 4vw, 3.8rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-strong);
}
.hero-facts dt {
  font: 600 0.7rem/1 var(--sans);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.hero-facts dd {
  margin-top: 0.55rem;
  font: 400 1.25rem/1.25 var(--serif);
}

.hero-visual { position: relative; }
.hero-art { background: var(--paper-2); }
.hero-art svg { width: 100%; height: auto; }
.hero-note {
  position: absolute;
  left: -32px;
  bottom: -26px;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.1rem 1.5rem;
  background: var(--paper-3);
  border: 1px solid var(--line);
  box-shadow: 0 24px 40px -30px rgba(22, 32, 27, 0.5);
}
.hero-note span {
  font: 600 0.68rem/1 var(--sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.hero-note strong { font: 400 1.25rem/1.2 var(--serif); }

/* Hero artwork */
.art-green { fill: var(--green); }
.art-clay { fill: var(--clay); }
.art-ink { fill: var(--ink); }
.art-win { fill: var(--paper); opacity: 0.82; }
.art-lines { stroke: var(--paper); stroke-opacity: 0.4; stroke-width: 1.2; fill: none; }
.art-outline { fill: none; stroke: var(--ink); stroke-width: 1.5; }
.art-ring { fill: none; stroke: var(--ink); stroke-width: 1; opacity: 0.55; }
.art-dot { fill: var(--clay); }
.art-ground { stroke: var(--ink); stroke-width: 1.6; fill: none; }
.art-hatch { stroke: var(--ink); stroke-width: 1; opacity: 0.35; fill: none; }
.blk {
  transform-box: fill-box;
  animation: rise 1.1s var(--ease) both;
  animation-delay: calc(var(--i) * 150ms + 150ms);
}
@keyframes rise {
  from { opacity: 0; transform: translateY(46px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Ticker ---------- */
.ticker {
  background: var(--ink);
  color: var(--paper);
}
.ticker-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 2rem;
  padding-block: 1.25rem;
  font: 600 0.74rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.ticker-inner span { display: inline-flex; align-items: center; gap: 0.9em; }
.ticker-inner span::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--clay);
}

/* ---------- Reveal animation ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }
.js .activity[data-reveal],
.js .tile[data-reveal] {
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease),
              background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

/* ---------- Shared heads ---------- */
.split-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(24px, 5vw, 80px);
  align-items: end;
  margin-bottom: clamp(40px, 5vw, 72px);
}
.split-head > p { color: var(--ink-soft); max-width: 36rem; }

.center-head {
  max-width: 52rem;
  margin: 0 auto clamp(44px, 5vw, 72px);
  text-align: center;
}
.center-head .eyebrow { justify-content: center; }
.center-head .eyebrow::after {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}
.center-head h2 { margin-bottom: 1.4rem; }
.center-head p { color: var(--ink-soft); }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(32px, 6vw, 96px);
}
.about-side {
  position: sticky;
  top: calc(var(--header-h) + 32px);
  align-self: start;
}
.about-side h2 { margin-bottom: 1.6rem; }
.side-note {
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-strong);
  font: 600 0.74rem/1.8 var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.lead {
  margin-bottom: 2.4rem;
  font: 400 clamp(1.4rem, 2.2vw, 2rem)/1.38 var(--serif);
  letter-spacing: -0.012em;
}
.about-text {
  columns: 2 20rem;
  column-gap: 3rem;
  color: var(--ink-soft);
}
.about-text p { margin-bottom: 1.2rem; break-inside: avoid; }

.about-panels {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 2rem;
  margin-top: 3rem;
}
.structure {
  padding: 1.6rem;
  background: var(--paper-3);
  border: 1px solid var(--line);
}
.structure svg { width: 100%; height: auto; }
.structure figcaption {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--ink-faint);
}
.structure text { font-family: var(--sans); }
.st-top { fill: var(--green); }
.st-top-text { fill: var(--paper-3); font-size: 15px; font-weight: 600; letter-spacing: 0.01em; }
.st-box { fill: var(--paper-2); stroke: var(--line-strong); stroke-width: 1; }
.st-text { fill: var(--ink); font-size: 13px; }
.st-line { stroke: var(--ink); stroke-width: 1.2; fill: none; }
.st-note { fill: var(--clay); font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.st-dash { stroke: var(--line-strong); stroke-dasharray: 3 5; fill: none; }

.glance {
  padding: 0.6rem 1.6rem;
  background: var(--paper-3);
  border: 1px solid var(--line);
}
.glance > div {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.55;
}
.glance > div:first-child { border-top: 0; }
.glance dt {
  padding-top: 0.15rem;
  font: 600 0.68rem/1.5 var(--sans);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.glance a { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }

.principles { margin-top: clamp(64px, 8vw, 112px); }
.principles-title { margin-bottom: 1.8rem; }
.principles ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 48px);
}
.principles li {
  padding-top: 1.5rem;
  border-top: 2px solid var(--ink);
}
.p-num {
  display: block;
  margin-bottom: 1rem;
  font: italic 400 2.6rem/1 var(--serif);
  color: var(--clay);
}
.principles h3 { margin-bottom: 0.7rem; }
.principles p { color: var(--ink-soft); }

/* ---------- Activities ---------- */
.activities { background: var(--paper-3); }
.activity-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
}
.activity {
  position: relative;
  display: grid;
  grid-template-columns: 3.4rem minmax(0, 1fr);
  gap: 1rem;
  padding: 2.5rem clamp(1.2rem, 2.5vw, 2.5rem);
  border-bottom: 1px solid var(--line);
}
.activity:nth-child(odd) { border-right: 1px solid var(--line); }
.activity::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.55s var(--ease);
}
.activity:hover { background: var(--paper); }
.activity:hover::after { transform: scaleX(1); }
.activity-num {
  padding-top: 0.3rem;
  font: italic 400 1.5rem/1 var(--serif);
  color: var(--ink-faint);
  transition: color 0.3s;
}
.activity:hover .activity-num { color: var(--clay); }
.activity h3 { margin-bottom: 0.75rem; font-size: 1.55rem; }
.activity p { color: var(--ink-soft); }
.tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }
.tags li {
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--line-strong);
  font: 600 0.68rem/1 var(--sans);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.boundary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  margin-top: clamp(40px, 5vw, 64px);
  padding: clamp(1.6rem, 3vw, 2.6rem) clamp(1.4rem, 3vw, 2.8rem);
  background: var(--green-tint);
  border-left: 4px solid var(--green);
  color: var(--green-deep);
}
.boundary h3 { margin-bottom: 0.5rem; font-size: 1.6rem; color: var(--green-deep); }
.boundary p { max-width: 52rem; font-size: 0.98rem; }

/* ---------- Approach (dark band) ---------- */
.on-dark { background: var(--green-deep); color: var(--paper); }
.on-dark h2, .on-dark h3 { color: var(--paper-3); }
.on-dark .eyebrow { color: #A5CDBB; }
.on-dark .split-head > p { color: rgba(243, 240, 232, 0.74); }

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 44px);
}
.steps li {
  position: relative;
  padding-top: 2.2rem;
  border-top: 1px solid rgba(243, 240, 232, 0.28);
}
.steps li::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 11px;
  height: 11px;
  background: var(--clay);
}
.step-num {
  display: block;
  margin-bottom: 1.2rem;
  font: italic 400 3.4rem/1 var(--serif);
  color: rgba(243, 240, 232, 0.22);
}
.steps h3 { margin-bottom: 0.7rem; }
.steps p { color: rgba(243, 240, 232, 0.74); font-size: 0.98rem; }

.approach-quote {
  margin-top: clamp(56px, 7vw, 96px);
  padding-top: 2.6rem;
  border-top: 1px solid rgba(243, 240, 232, 0.2);
  max-width: 28ch;
  font: italic 400 clamp(1.6rem, 3vw, 2.6rem)/1.25 var(--serif);
  letter-spacing: -0.015em;
  color: var(--paper-3);
}

/* ---------- Benefits (bento) ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
}
.tile {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.2rem;
  min-height: 300px;
  padding: clamp(1.6rem, 2.6vw, 2.5rem);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper-3);
}
.tile h3 { margin-bottom: 0.7rem; font-size: 1.6rem; }
.tile p { color: var(--ink-soft); }
.tile-n {
  position: absolute;
  top: clamp(1.6rem, 2.6vw, 2.5rem);
  right: clamp(1.6rem, 2.6vw, 2.5rem);
  font: 600 0.72rem/1 var(--sans);
  letter-spacing: 0.16em;
  color: var(--ink-faint);
}
.tile-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid currentColor;
  transition: transform 0.4s var(--ease), background-color 0.3s, color 0.3s;
}
.tile:hover { border-color: var(--ink); box-shadow: 0 26px 40px -34px rgba(22, 32, 27, 0.55); }
.tile:hover .tile-icon { transform: translateY(-4px); }

.tile-a { grid-column: span 7; min-height: 360px; background: var(--green); border-color: var(--green); color: var(--paper); }
.tile-a h3 { color: var(--paper-3); font-size: 2rem; }
.tile-a p { color: rgba(243, 240, 232, 0.8); max-width: 38rem; }
.tile-a .tile-n { color: rgba(243, 240, 232, 0.6); }
.tile-a::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(243, 240, 232, 0.16);
  pointer-events: none;
}
.tile-a:hover { border-color: var(--green-deep); }
.tile-b { grid-column: span 5; background: var(--paper-2); }
.tile-c { grid-column: span 4; background: var(--clay-tint); }
.tile-d { grid-column: span 4; }
.tile-e { grid-column: span 4; background: var(--green-tint); }

/* ---------- Contact ---------- */
.contact { background: var(--paper-2); }
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
.contact-info h2 { margin-bottom: 1.4rem; }
.contact-intro { color: var(--ink-soft); max-width: 34rem; }

.contact-list { margin-top: 2.4rem; border-top: 1px solid var(--line-strong); }
.contact-list li {
  display: flex;
  gap: 1.2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
}
.ci {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: var(--green);
  color: var(--paper-3);
}
.contact-list h3 {
  margin-bottom: 0.3rem;
  font: 600 0.72rem/1.4 var(--sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.contact-list address, .contact-list p { font: 400 1.2rem/1.5 var(--serif); }

.map-link {
  position: relative;
  display: block;
  margin-top: 2rem;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--paper-3);
}
.map-link svg { width: 100%; height: auto; transition: transform 0.8s var(--ease); }
.map-link:hover svg { transform: scale(1.04); }
.map-bg { fill: var(--paper-3); }
.map-road { stroke: var(--paper-2); stroke-width: 9; fill: none; }
.map-road-main { stroke: var(--line-strong); stroke-width: 2; fill: none; stroke-dasharray: 2 0; }
.map-block { fill: var(--paper-2); }
.map-pin { fill: var(--clay); stroke: var(--paper-3); stroke-width: 3; }
.map-pulse { fill: var(--clay); opacity: 0.18; transform-box: fill-box; transform-origin: center; animation: pulse 2.8s ease-out infinite; }
@keyframes pulse {
  0% { transform: scale(0.55); opacity: 0.35; }
  100% { transform: scale(1.5); opacity: 0; }
}
.map-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.1rem;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.86rem;
}
.map-caption span { opacity: 0.8; }

.form-panel {
  padding: clamp(1.6rem, 3.4vw, 3.2rem);
  background: var(--paper-3);
  border: 1px solid var(--line);
}
.form-panel h3 { margin-bottom: 0.6rem; font-size: 1.9rem; }
.form-note { margin-bottom: 2rem; font-size: 0.9rem; color: var(--ink-faint); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem 1.4rem;
  margin-bottom: 1.2rem;
}
.field-full { grid-column: 1 / -1; }
.field label:not(.check) {
  display: block;
  margin-bottom: 0.5rem;
  font: 600 0.72rem/1 var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.field input[type="text"],
.field input[type="email"],
.field textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
}
.field textarea { resize: vertical; min-height: 150px; }
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--green);
  background: #fff;
  box-shadow: 0 0 0 3px var(--green-tint);
}
.field.has-error input[type="text"],
.field.has-error input[type="email"],
.field.has-error textarea { border-color: var(--danger); }
.error {
  min-height: 1.4rem;
  padding-top: 0.3rem;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--danger);
}
.check { display: flex; gap: 0.8rem; align-items: flex-start; font-size: 0.92rem; line-height: 1.55; color: var(--ink-soft); cursor: pointer; }
.check input { flex: none; width: 18px; height: 18px; margin-top: 0.2rem; accent-color: var(--green); }

.form-status {
  margin-top: 1.4rem;
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--green);
  background: var(--green-tint);
  color: var(--green-deep);
  font-size: 0.94rem;
}
.form-status.is-error { border-left-color: var(--danger); background: #F3DDD7; color: var(--danger); }
.form-status[hidden] { display: none; }
.form-status a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Legal ---------- */
.legal { padding-block: clamp(72px, 8vw, 112px); border-top: 1px solid var(--line); }
.legal-head { margin-bottom: 2.6rem; }
.legal-head h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 5vw, 80px);
}
.legal article { padding-top: 1.6rem; border-top: 2px solid var(--ink); font-size: 0.95rem; color: var(--ink-soft); }
.legal article > * + * { margin-top: 0.9rem; }
.legal h3 { font-size: 1.6rem; color: var(--ink); }
.legal-sub {
  font: 600 0.7rem/1.4 var(--sans);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.legal strong { color: var(--ink); }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: rgba(243, 240, 232, 0.72);
  font-size: 0.94rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.3fr 1fr;
  gap: clamp(28px, 4vw, 64px);
  padding-block: clamp(56px, 7vw, 96px) clamp(40px, 5vw, 64px);
}
.site-footer .brand-text strong { color: var(--paper-3); }
.site-footer .brand-text span { color: rgba(243, 240, 232, 0.6); }
.site-footer .brand-mark .m2 { fill: var(--ink); }
.footer-brand p { max-width: 26rem; margin-top: 1.4rem; }
.site-footer h3 {
  margin-bottom: 1.2rem;
  font: 600 0.72rem/1 var(--sans);
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--paper-3);
}
.site-footer li + li { margin-top: 0.55rem; }
.site-footer a { transition: color 0.2s; }
.site-footer a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.site-footer address { line-height: 1.8; }
.footer-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 2rem;
  padding-block: 1.6rem;
  border-top: 1px solid rgba(243, 240, 232, 0.16);
  font-size: 0.84rem;
}
.footer-mark {
  margin-top: -0.4rem;
  font: 400 clamp(6rem, 22vw, 20rem)/0.78 var(--serif);
  letter-spacing: -0.04em;
  text-align: center;
  color: rgba(243, 240, 232, 0.05);
  user-select: none;
  white-space: nowrap;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1100px) {
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-panels { grid-template-columns: 1fr; }
}

@media (max-width: 1000px) {
  .tile-a, .tile-b, .tile-e { grid-column: span 12; }
  .tile-c, .tile-d { grid-column: span 6; }
  .tile-a { min-height: 300px; }
}

@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.8rem var(--gutter) 2rem;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 26px 40px -30px rgba(22, 32, 27, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s, transform 0.3s var(--ease), visibility 0s 0.3s;
  }
  .nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.3s, transform 0.3s var(--ease), visibility 0s;
  }
  .nav ul { flex-direction: column; gap: 0; }
  .nav ul a {
    display: block;
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font: 400 1.5rem/1.2 var(--serif);
  }
  .nav ul a::after { display: none; }
  .nav ul a.is-active { color: var(--green); }
  .nav .btn { margin-top: 1.5rem; justify-content: center; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 520px; width: 100%; margin-inline: auto; }
  .hero-note { left: 14px; bottom: 14px; }

  .about-grid { grid-template-columns: 1fr; }
  .about-side { position: static; }

  .split-head { grid-template-columns: 1fr; align-items: start; }
  .contact-grid { grid-template-columns: 1fr; }
  .boundary { grid-template-columns: auto 1fr; }
  .boundary .link-arrow { grid-column: 2; justify-self: start; }
}

@media (max-width: 820px) {
  .activity-list { grid-template-columns: 1fr; }
  .activity:nth-child(odd) { border-right: 0; }
  .principles ol { grid-template-columns: 1fr; }
  .legal-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .topbar-left { display: none; }
  .topbar-inner { justify-content: center; }
  .topbar-right { justify-content: center; font-size: 0.78rem; }
  .ticker-inner { justify-content: flex-start; }
  .hero-facts { grid-template-columns: 1fr 1fr; }
  .hero-facts div:last-child { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  :root { --header-h: 68px; }
  .brand-mark { width: 36px; height: 36px; }
  .tile-c, .tile-d { grid-column: span 12; }
  .steps { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .glance > div { grid-template-columns: 1fr; gap: 0.3rem; }
  .activity { grid-template-columns: 2.6rem minmax(0, 1fr); padding-inline: 0.4rem; }
  .boundary { grid-template-columns: 1fr; }
  .boundary .link-arrow { grid-column: 1; }
  .footer-grid { grid-template-columns: 1fr; }
  .map-caption { flex-direction: column; gap: 0.2rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}