:root {
  --bg: #e9e4d8;
  --paper: #f5f0e5;
  --paper-strong: #fbf8f1;
  --ink: #17201e;
  --muted: #58635d;
  --line: rgba(23, 32, 30, 0.14);
  --line-strong: rgba(23, 32, 30, 0.26);
  --forest: #24443f;
  --forest-deep: #162a27;
  --sand: #d8c7a7;
  --shadow: 0 28px 60px rgba(28, 35, 31, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Manrope", sans-serif;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, #ece7dc 0%, #dfd7c8 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(23, 32, 30, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 32, 30, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  opacity: 0.42;
}

.frame-lines {
  position: fixed;
  inset: 18px;
  border: 1px solid rgba(23, 32, 30, 0.08);
  pointer-events: none;
  z-index: 0;
}

.site-header,
main {
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 34px 0;
}

.brand,
.contact-links a,
.hero-rail a {
  text-decoration: none;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--ink);
  font-family: "Sora", sans-serif;
}

.brand-mark {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-sub,
.header-meta span,
.kicker,
.rail-label,
.panel-index,
.field span {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand-sub,
.header-meta span,
.rail-label,
.panel-index,
.field span {
  color: var(--muted);
}

.header-meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

main {
  padding: 18px 34px 42px;
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.7fr);
  gap: 24px;
  padding: 26px 0 18px;
  align-items: start;
}

.hero-copy {
  max-width: 820px;
}

.kicker {
  margin: 0 0 20px;
  color: var(--forest);
}

h1,
h2 {
  margin: 0;
  font-family: "Sora", sans-serif;
  letter-spacing: -0.05em;
}

h1 {
  max-width: 11ch;
  font-size: clamp(3.7rem, 8vw, 7.3rem);
  line-height: 0.92;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.98;
}

.hero-text,
.panel-side p,
.rail-block p,
.field input,
.field textarea,
.field select,
.contact-intro p {
  color: var(--muted);
  line-height: 1.8;
}

.hero-text {
  max-width: 40ch;
  margin: 18px 0 0;
  font-size: 1.03rem;
}

.hero-rail {
  display: grid;
  gap: 14px;
  align-content: start;
  padding-top: 10px;
}

.rail-block {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 16px 0 0;
  border-top: 1px solid var(--line-strong);
}

.hero-rail a,
.contact-links a {
  color: var(--ink);
  font-weight: 700;
}

.stack-wrap {
  padding-top: 18px;
}

.stack-panel {
  position: sticky;
  top: 18px;
  display: grid;
  grid-template-columns: 56px minmax(0, 1.28fr) minmax(280px, 0.72fr);
  gap: 18px;
  align-items: start;
  min-height: 320px;
  margin-bottom: 14px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.stack-panel-a {
  background: linear-gradient(135deg, var(--paper-strong), #efe7d8);
}

.stack-panel-b {
  background: linear-gradient(135deg, #f0ede6, #dde4de);
}

.stack-panel-c {
  background: linear-gradient(135deg, #f8f6ef, #e4dccd);
}

.panel-index {
  color: var(--forest);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  padding-top: 2px;
}

.panel-main,
.panel-side {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.panel-side {
  padding-top: 2px;
  font-size: 0.96rem;
  max-width: 34ch;
}

.panel-main .kicker,
.contact-intro .kicker {
  margin-bottom: 10px;
}

.panel-main h2 {
  max-width: 12ch;
}

.detail-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.detail-list li {
  padding: 0 0 10px;
  border-bottom: 1px solid rgba(23, 32, 30, 0.12);
  color: var(--ink);
  line-height: 1.7;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1fr);
  gap: 22px;
  margin-top: 24px;
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(251, 248, 241, 0.9);
  box-shadow: var(--shadow);
}

.contact-intro h2 {
  max-width: 11ch;
  margin-bottom: 14px;
}

.contact-links {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.form-row {
  display: grid;
  gap: 14px;
}

.form-split {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 8px;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 14px 15px;
  border: 1px solid rgba(23, 32, 30, 0.16);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  font: inherit;
  outline: none;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--forest);
  box-shadow: inset 0 0 0 1px var(--forest);
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  padding: 14px 20px;
  border: 0;
  background: var(--forest-deep);
  color: #f8f3ea;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

.submit-btn:hover {
  transform: translateY(-1px);
  background: var(--forest);
}

.submit-btn svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

body.js-ready .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 620ms ease, transform 620ms ease;
}

body.js-ready .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .hero-section,
  .contact-section,
  .stack-panel {
    grid-template-columns: 1fr;
  }

  .stack-panel {
    min-height: auto;
    position: static;
  }

  .panel-index {
    writing-mode: initial;
    transform: none;
  }

  .form-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header,
  main {
    padding-left: 18px;
    padding-right: 18px;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  h1 {
    font-size: clamp(2.9rem, 14vw, 4.9rem);
  }

  .stack-panel,
  .contact-section {
    padding: 20px;
  }

  .submit-btn {
    width: 100%;
    justify-content: center;
  }
}