@font-face {
  font-family: Manrope;
  src: url("assets/manrope.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --ink: #102a2d;
  --forest: #092c2d;
  --paper: #f7f9f7;
  --blue: #1260d8;
  --green: #25865c;
  --muted: #536964;
  --line: #c7d2cd;
  --white: #fff;
}

* { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Manrope, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
}
::selection { background: var(--blue); color: var(--white); }
:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}
h1, h2, h3, h4, p, figure, dl, dd { margin: 0; }
h1, h2, h3, h4 {
  font-weight: 550;
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
  overflow-wrap: break-word;
}
h1 { font-size: clamp(2.75rem, 6.4vw, 5.75rem); }
h2 { font-size: clamp(2.1rem, 3.8vw, 3.6rem); }
h3 { font-size: clamp(1.45rem, 2.4vw, 2.35rem); }
h4 { font-size: 1.05rem; letter-spacing: -0.02em; }
p { text-wrap: pretty; }
img { height: auto; max-width: 100%; }
button, textarea, select { font: inherit; border-radius: 0; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
[hidden] { display: none !important; }
[id] { scroll-margin-top: 1.5rem; }
.wrap {
  max-width: 1500px;
  padding-inline: clamp(24px, 6vw, 90px);
  margin-inline: auto;
}
.icon {
  width: 21px;
  height: 21px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 750;
  letter-spacing: -0.04em;
  width: fit-content;
}
.brand img { width: 52px; height: 38px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  gap: 28px;
  background: var(--blue);
  color: var(--white);
  padding: 16px 23px;
  border: 1px solid transparent;
  font-weight: 650;
  font-size: 0.875rem;
  transition: background 0.18s, color 0.18s;
}
.button:hover { background: #0b4fab; }
.button:disabled { opacity: 0.65; cursor: not-allowed; }
.button-white { background: var(--white); color: var(--ink); }
.button-white:hover { background: #d9ede7; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 1.4rem;
  min-height: 44px;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: none;
  color: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 12px 0;
}
.text-link:hover { color: var(--blue); }

.skip-link {
  position: fixed;
  left: 12px;
  top: 10px;
  background: var(--white);
  color: var(--ink);
  padding: 14px;
  z-index: 100;
  transform: translateY(-160%);
}
.skip-link:focus { transform: none; }
main:focus { outline: 0; }

.masthead {
  position: absolute;
  z-index: 10;
  left: 32px;
  right: 32px;
  top: 25px;
  max-width: 1400px;
  margin-inline: auto;
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  gap: 24px;
}
.masthead nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  font-size: 0.875rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.masthead nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  min-height: 44px;
  padding-inline: 2px;
}
.masthead nav a:hover { color: var(--blue); }
.masthead nav a[aria-current="page"] {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 8px;
}
.nav-project {
  padding-left: 1.6rem;
  border-left: 1px solid var(--line);
}

.landscape {
  min-height: 100svh;
  min-height: 100dvh;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: #153736;
  color: var(--white);
}
.mountain-plane {
  position: absolute;
  width: 100%;
  height: 136%;
  top: -18%;
  left: 0;
  object-fit: cover;
  object-position: center;
  z-index: -3;
}
.landscape::before {
  content: "";
  position: absolute;
  inset: 0 30% 0 0;
  background: linear-gradient(90deg, #061f29b8 0%, #061f2959 65%, transparent 100%);
  z-index: -1;
  pointer-events: none;
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding-top: clamp(11rem, 24vh, 19rem);
  padding-bottom: 8rem;
}
.hero-copy h1 {
  max-width: 18ch;
  line-height: 1.06;
}
.hero-copy p {
  font-size: 1.125rem;
  line-height: 1.65;
  max-width: 28rem;
  margin: 1.7rem 0 1.8rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem 2rem;
}
.landscape :focus-visible { outline-color: var(--white); }
.landscape .text-link:hover { color: #d4ece4; }
.landscape-bottom {
  position: absolute;
  z-index: 4;
  left: 0;
  right: 0;
  bottom: 28px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  font-size: 0.8125rem;
}
.motion-toggle {
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 44px;
  background: #092c2dc4;
  padding: 9px 13px;
  border: 0;
  color: var(--white);
  font-size: 0.75rem;
}
.motion-toggle .icon { width: 14px; height: 14px; }

.bridge {
  padding-block: 8rem;
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 9%;
  align-items: end;
}
.bridge p {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 28rem;
  line-height: 1.7;
}

.folio-act {
  background: #dfebe4;
  padding-block: 5.5rem 6.5rem;
}
.folio-stage {
  display: grid;
  grid-template-columns: 0.9fr 1.35fr;
  gap: 5%;
  align-items: start;
}
.folio-intro h2 { max-width: 12ch; }
.folio-intro p {
  max-width: 24rem;
  font-size: 1.05rem;
  color: var(--muted);
  margin-top: 1.6rem;
}
.folio-notice {
  font-size: 0.95rem !important;
  color: var(--ink) !important;
  border-top: 1px solid var(--line);
  padding-top: 1.1rem;
  margin-top: 1.8rem !important;
}
.folio {
  position: relative;
  isolation: isolate;
  min-height: 36rem;
}
.folio-water {
  width: 48%;
  height: 78%;
  object-fit: cover;
  position: absolute;
  top: 6%;
  left: 0;
  z-index: -1;
}
.folio-paths {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  z-index: 0;
  pointer-events: none;
}
.path {
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke: var(--blue);
}
.path-a { stroke: var(--green); }
.path-c { stroke: #6c9299; }
.case-paper {
  position: relative;
  margin-left: 18%;
  padding: 1.7rem 1.8rem 1.9rem;
  background: var(--white);
  box-shadow: 0 28px 65px #123b321f;
  z-index: 1;
}
.paper-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}
.folio-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.15rem;
  margin-top: 1.15rem;
  border-bottom: 1px solid var(--line);
}
.folio-panel { scroll-margin-top: 1.25rem; }
.case-paper { scroll-margin-top: 1rem; }
.folio-tabs[hidden] { display: none !important; }
.js .folio-tabs { display: flex; }
.folio-tabs [role="tab"] {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  min-height: 44px;
  padding: 0.55rem 0.7rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: -1px;
  display: inline-flex;
  align-items: center;
}
.folio-tabs [role="tab"]:hover { color: var(--ink); }
.folio-tabs [role="tab"][aria-selected="true"] {
  color: var(--blue);
  border-bottom-color: var(--blue);
}
.folio-tabs [role="tab"]:focus-visible {
  outline-offset: 1px;
}
.folio-live:empty { display: none; }
.folio-live {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.7rem;
  min-height: 1.1rem;
}
.folio-panel { padding-top: 1.35rem; }
.folio-panel + .folio-panel {
  margin-top: 1.8rem;
  border-top: 1px solid var(--line);
  padding-top: 1.8rem;
}
.js .folio-panel + .folio-panel {
  margin-top: 0;
  border-top: 0;
  padding-top: 1.35rem;
}
.folio-panel h3 { margin-bottom: 0.55rem; }
.folio-panel > p,
.history-prose p {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.7;
}
.history-prose p + p { margin-top: 0.9rem; }
.cite {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
  font-size: 0.85em;
}
.cite:hover { color: var(--ink); }
.source-stack { margin-top: 1.1rem; display: grid; gap: 0.7rem; }
.source-slip {
  background: #fbfcfb;
  border: 1px solid var(--line);
  padding: 1rem 1.1rem 1.15rem;
}
.source-slip:nth-child(2) { margin-left: 0.9rem; }
.source-slip:nth-child(3) { margin-left: 1.8rem; }
.slip-kind {
  font-size: 0.75rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  margin-bottom: 0.35rem;
}
.source-slip h4 { margin: 0.2rem 0 0.45rem; }
.source-slip p:last-child { font-size: 0.92rem; color: var(--muted); line-height: 1.6; }
.owner-block {
  margin-top: 1rem;
  display: grid;
  gap: 1.1rem;
}
.owner-block div {
  border-top: 1px solid var(--line);
  padding-top: 0.8rem;
}
.owner-block dt {
  font-size: 0.75rem;
  font-weight: 650;
  color: var(--blue);
  margin-bottom: 0.35rem;
}
.owner-block dd {
  font-size: 1.05rem;
  line-height: 1.55;
}
.draft-letter {
  margin-top: 1rem;
  border: 1px solid var(--line);
  padding: 1.1rem 1.15rem 1.3rem;
  background: #fbfcfb;
}
.draft-subject {
  font-weight: 650;
  letter-spacing: -0.02em;
  margin: 0.4rem 0 0.8rem;
}
.draft-letter p { color: var(--muted); }
.draft-state {
  margin-top: 1rem !important;
  color: var(--ink) !important;
  font-size: 0.9rem !important;
  font-weight: 600;
}
.draft-letter .button { margin-top: 1.1rem; }

.help { padding-block: 7.2rem 4rem; }
.help-lead {
  max-width: 40rem;
  color: var(--muted);
  font-size: 1.125rem;
  margin: 1.5rem 0 2.6rem;
}
.help-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.help-flow li {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  grid-template-areas: "num title" "num body";
  gap: 0.35rem 1.2rem;
  padding-block: 1.6rem;
  border-bottom: 1px solid var(--line);
  counter-increment: help;
}
.help-flow { counter-reset: help; }
.help-flow li::before {
  content: counter(help, decimal-leading-zero);
  grid-area: num;
  font-size: 0.875rem;
  font-weight: 650;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
  padding-top: 0.35rem;
}
.help-flow h3 {
  grid-area: title;
  font-size: clamp(1.35rem, 2vw, 1.85rem);
}
.help-flow p {
  grid-area: body;
  color: var(--muted);
  max-width: 40rem;
  margin-top: 0.35rem;
}
.process { margin-top: 4.8rem; }
.process h2 { margin-bottom: 1.6rem; }
.help > .help-flow li::before { content: none; }
.help > .help-flow li { grid-template-columns: 1fr; grid-template-areas: "title" "body"; }

.portfolio-preview { padding-block: 5.5rem 6.5rem; }
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 25px;
  margin-bottom: 2.6rem;
}
.product-row {
  display: grid;
  grid-template-columns: 150px 1.2fr 0.9fr 25px;
  gap: 40px;
  align-items: center;
  padding-block: 2.4rem;
  border-block: 1px solid var(--line);
}
.longthought-symbol {
  background: #153f3a;
  color: #dbebe0;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 30px;
}
.longthought-symbol svg { width: 75%; height: 75%; }
.product-name h3 { font-size: clamp(1.6rem, 2.4vw, 2.25rem); }
.beta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: #225b41;
  margin-top: 0.7rem;
}
.beta::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
}
.product-row > p {
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--muted);
}
.product-row:hover h3 { color: var(--blue); }
.row-arrow { width: 25px; height: 25px; }
.custom-note {
  padding-top: 2.6rem;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 20px 7%;
}
.custom-note h3 { font-size: 1.5rem; }
.custom-note p { color: var(--muted); max-width: 34rem; }
.custom-note a { grid-column: 2; justify-self: start; }

.experience-preview {
  padding-block: 1.5rem 8rem;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 10%;
  align-items: center;
}
.river-aperture { height: 38rem; overflow: hidden; }
.river-aperture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.experience-copy h2 { margin-bottom: 1.6rem; }
.experience-copy p {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.75;
  margin-block: 1.1rem;
}
.experience-copy a { margin-top: 1.1rem; }

.contact-section {
  background: var(--forest);
  color: var(--white);
  padding-block: 6.6rem;
}
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12%;
}
.contact-copy p {
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 26rem;
  color: #b7cfc7;
  margin-top: 1.6rem;
}
.contact-card { align-self: center; }
.contact-domain {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: #b7cfc7;
  margin-bottom: 1.1rem;
}
.contact-address {
  margin-top: 1.3rem;
  font-size: 1.05rem;
}
.contact-address a {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 4px;
  overflow-wrap: anywhere;
}
.contact-address a:hover { color: #d9ede7; }
[data-review-draft],
[data-copy-address] { display: none; }
.js [data-review-draft] { display: inline-flex; }
.js [data-copy-address] { display: inline-flex; }
.contact-card .text-link { color: var(--white); margin-top: 0.6rem; }
.contact-card .text-link:hover { color: #d9ede7; }
.contact-aside {
  margin-top: 1.4rem;
  font-size: 0.8rem;
  line-height: 1.6;
  color: #b7cfc7;
  max-width: 24rem;
}
.form-status {
  min-height: 1.4rem;
  font-size: 0.8125rem;
  color: #c9f2e5;
  margin-top: 0.7rem;
}
.contact-section :focus-visible { outline-color: #c3e8dd; }

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 2.4rem;
  flex-wrap: wrap;
}
.footer .brand { font-size: 1.4rem; }
.footer nav { display: flex; gap: 1.5rem; font-size: 0.875rem; flex-wrap: wrap; }
.footer nav a { min-height: 44px; display: inline-flex; align-items: center; }
.footer small { font-size: 0.75rem; color: var(--muted); }
.footer small a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer nav a:hover,
.footer small a:hover { color: var(--blue); }

.inner-page .masthead {
  position: relative;
  left: auto;
  right: auto;
  top: auto;
  margin: 25px 32px 0;
  max-width: none;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.page-intro { padding-block: 5.4rem 4.6rem; }
.page-intro > p {
  font-size: 1.15rem;
  max-width: 42rem;
  color: var(--muted);
  line-height: 1.7;
  margin-top: 1.7rem;
}
.portfolio-feature {
  background: #e3ece6;
  display: grid;
  grid-template-columns: 1fr 1.13fr;
  align-items: stretch;
}
.product-cover {
  background: var(--forest);
  color: var(--white);
  position: relative;
  overflow: hidden;
  min-height: 40rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 4rem 3.2rem;
}
.product-cover .mountain-detail {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.65;
  z-index: 0;
}
.product-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #082b2c 0%, #082b2c70 50%, #082b2c 100%);
  z-index: 1;
}
.cover-wordmark, .cover-bottom { position: relative; z-index: 2; }
.cover-wordmark {
  font-size: 2.2rem;
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.2;
}
.cover-wordmark span {
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0;
  display: block;
  margin-top: 8px;
}
.cover-bottom p {
  font-size: clamp(2rem, 3.4vw, 2.9rem);
  line-height: 1.15;
  letter-spacing: -0.035em;
  max-width: 12ch;
}
.audio-bars {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 45px;
  margin-top: 2rem;
}
.audio-bars i {
  display: block;
  width: 3px;
  height: 9px;
  background: #cce6da;
}
.audio-bars i:nth-child(2n) { height: 23px; }
.audio-bars i:nth-child(3n) { height: 31px; }
.product-detail { padding: 4rem 3.2rem; align-self: center; }
.product-detail h2 { margin-bottom: 1.4rem; }
.product-detail p { font-size: 1.05rem; color: var(--muted); margin-top: 1.3rem; }
.beta-note { font-size: 0.9rem !important; max-width: 26rem; }
.product-detail .text-link { margin-top: 1.4rem; }
.features { padding-block: 5.6rem; }
.features h2 { margin-bottom: 2.5rem; }
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.6rem 9%;
}
.feature-grid article {
  border-top: 1px solid var(--line);
  padding-top: 1.4rem;
}
.feature-grid h3 { margin-bottom: 1rem; }
.feature-grid p { color: var(--muted); max-width: 33rem; }
.portfolio-close { background: #dfe9ef; padding-block: 4rem; }
.portfolio-close .wrap {
  display: flex;
  gap: 3.5rem;
  align-items: center;
  justify-content: space-between;
}
.portfolio-close p { color: var(--muted); max-width: 34rem; margin-top: 1.1rem; }
.portfolio-close .text-link { flex-shrink: 0; }

.about-lead {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 12%;
  padding-bottom: 5.6rem;
}
.about-lead p { color: var(--muted); font-size: 1.1rem; line-height: 1.8; }
.about-background p + p { margin-top: 1.4rem; }
.about-landscape {
  width: 100%;
  height: 32rem;
  object-fit: cover;
  object-position: center 58%;
}
.history {
  padding-block: 5.8rem;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  column-gap: 12%;
  row-gap: 0;
}
.history-intro {
  grid-column: 1 / -1;
  margin-bottom: 3rem;
  max-width: 65ch;
  font-size: 1.25rem;
  line-height: 1.75;
  color: var(--muted);
}
.history-list article {
  display: grid;
  grid-template-columns: 4.4rem 1fr;
  gap: 1.4rem;
  border-top: 1px solid var(--line);
  padding-block: 1.6rem 2rem;
}
.history-list time,
.history-period {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--blue);
  padding-top: 0.4rem;
  font-variant-numeric: tabular-nums;
}
.history-period time { font: inherit; padding: 0; color: inherit; }
.history-list h3 { font-size: clamp(1.4rem, 2vw, 1.7rem); }
.history-list p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
  margin-top: 0.95rem;
}
.history-source {
  display: inline-block;
  min-height: 44px;
  padding-block: 12px;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.history-source:hover { color: var(--ink); }
.heritage-mark { margin: 2.4rem 0 0; max-width: 14rem; }
.heritage-mark img {
  display: block;
  width: 210px;
  max-width: 100%;
  height: auto;
  mix-blend-mode: multiply;
}
.heritage-mark figcaption {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 0.5rem;
}
.founder-perspective {
  background: var(--forest);
  color: var(--white);
  padding-block: 5.4rem;
}
.founder-perspective .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12%;
}
.founder-perspective p { font-size: 1.1rem; line-height: 1.8; color: #b7cfc7; }
.founder-follow { margin-top: 1.5rem; }
.founder-actions { display: flex; flex-wrap: wrap; gap: 0 1.8rem; }
.founder-actions .text-link { font-size: 0.875rem; min-height: 44px; }
.founder-perspective .text-link:hover { color: #d9ede7; }
.sources { padding-block: 3rem; font-size: 0.75rem; color: var(--muted); }
.sources p { max-width: 56rem; }
.sources a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 1050px) {
  .masthead { left: 20px; right: 20px; padding: 14px 20px; }
  .folio-stage,
  .bridge,
  .experience-preview,
  .contact-layout,
  .about-lead,
  .history,
  .founder-perspective .wrap,
  .portfolio-feature { gap: 6%; }
  .case-paper { margin-left: 8%; }
  .source-slip:nth-child(2),
  .source-slip:nth-child(3) { margin-left: 0.5rem; }
  .product-row { grid-template-columns: 110px 1.2fr 0.8fr 25px; gap: 1.4rem; }
  .product-cover, .product-detail { padding: 2.4rem 1.8rem; }
  .river-aperture { height: 32rem; }
}

@media (max-width: 700px) {
  .brand { font-size: 1.35rem; gap: 9px; }
  .brand img { width: 44px; height: 33px; }
  .masthead {
    left: 14px;
    right: 14px;
    top: 14px;
    padding: 12px 16px;
    display: block;
  }
  .masthead nav {
    margin-top: 8px;
    border-top: 1px solid var(--line);
    gap: 0.2rem 0.8rem;
    justify-content: space-between;
    font-size: 0.8125rem;
    padding-top: 4px;
  }
  .masthead nav a { min-height: 44px; }
  .nav-project { border: 0; padding-left: 0; }
  .landscape::before {
    inset: 0;
    background: linear-gradient(180deg, #061f29d4 0%, #061f296b 55%, transparent 80%);
  }
  .hero-copy { padding-top: 11.5rem; padding-bottom: 7rem; }
  .hero-copy h1 { font-size: clamp(2.4rem, 11vw, 3.5rem); max-width: 12ch; }
  .hero-copy p { font-size: 1rem; max-width: 22rem; }
  .landscape-bottom { font-size: 0.75rem; bottom: 18px; }
  .bridge, .folio-stage, .custom-note, .experience-preview, .contact-layout,
  .about-lead, .history, .founder-perspective .wrap, .portfolio-close .wrap,
  .feature-grid, .portfolio-feature { display: block; }
  .bridge, .folio-act, .help, .portfolio-preview, .contact-section { padding-block: 4.2rem; }
  .experience-preview { padding-block: 0 4.4rem; }
  .folio-intro p, .bridge p { font-size: 1rem; margin-top: 1.3rem; }
  .folio { min-height: 0; margin-top: 1.4rem; }
  .folio-intro p { margin-top: 0.95rem; }
  .folio-notice { margin-top: 1rem !important; padding-top: 0.75rem; }
  .folio-water { position: relative; width: 100%; height: 5rem; top: auto; display: block; }
  .folio-paths { display: none; }
  .case-paper { margin: -2.2rem 0 0; padding: 1.2rem 1rem 1.35rem; }
  .js .folio-tabs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }
  .folio-tabs [role="tab"] {
    justify-content: center;
    text-align: center;
    width: 100%;
    padding-inline: 4px;
    font-size: 0.75rem;
  }
  .source-slip:nth-child(2),
  .source-slip:nth-child(3) { margin-left: 0; }
  .help-flow li { grid-template-columns: 2.4rem 1fr; }
  .product-row {
    grid-template-columns: 75px 1fr 20px;
    gap: 1rem 1.1rem;
    padding-block: 1.7rem;
  }
  .product-row > p { grid-column: 2; font-size: 1rem; }
  .row-arrow { grid-column: 3; grid-row: 1; }
  .section-heading { align-items: flex-end; }
  .custom-note p { margin-top: 1rem; }
  .custom-note .text-link { margin-top: 0.8rem; }
  .river-aperture { height: 18rem; margin-bottom: 2rem; }
  .contact-card { margin-top: 2.4rem; }
  .footer .brand { flex-basis: 100%; }
  .inner-page .masthead { margin: 14px; }
  .page-intro { padding-block: 2.6rem; }
  .product-cover { min-height: 28rem; padding: 2rem 1.5rem; }
  .product-detail { padding: 2.3rem 1.4rem; }
  .features, .history, .founder-perspective { padding-block: 3.4rem; }
  .about-lead { padding-bottom: 3rem; }
  .about-landscape { height: 16rem; object-position: 66% center; }
  .history-list article { grid-template-columns: 3rem 1fr; gap: 0.9rem; }
  .heritage-mark { margin-top: 1.3rem; }
  .portfolio-close .text-link { margin-top: 1.3rem; }
}

@media (max-width: 360px) {
  .hero-copy h1 { font-size: 2.25rem; }
  .masthead nav { font-size: 0.75rem; }
  .button { min-height: 52px; padding: 13px 18px; gap: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
  .mountain-plane,
  .river-aperture,
  .folio-water,
  .path {
    transform: none !important;
  }
}