:root {
  --paper: #f7f4ee;
  --paper-2: #fffdf8;
  --ink: #151716;
  --muted: #5f6762;
  --line: #d9d3c6;
  --line-dark: #2b302e;
  --teal: #20b9aa;
  --blue: #3437b9;
  --orange: #f0744f;
  --nav-orange: #c9441f;
  --guide-pink: #df2b91;
  --yellow: #fff100;
  --red: #eb0028;
  --green: #14785d;
  --review: #a96500;
  --fail: #b42318;
  --white: #ffffff;
  --shadow: 0 24px 80px rgba(20, 23, 22, 0.12);
  --shadow-soft: 0 14px 40px rgba(20, 23, 22, 0.08);
  --radius: 8px;
  --max: 1180px;
  --font-brand: "Bitcount Grid Single", "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --font-body: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(21, 23, 22, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(21, 23, 22, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 40px 40px;
  background-attachment: fixed, fixed, fixed;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

@keyframes prooflet-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes prooflet-drift {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}

@keyframes prooflet-scan {
  0% {
    transform: translateX(-120%);
  }
  100% {
    transform: translateX(120%);
  }
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(21, 23, 22, 0.22);
  background: rgba(201, 68, 31, 0.96);
  backdrop-filter: blur(18px);
}

.site-nav {
  width: min(var(--max), calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-width: max-content;
  color: var(--ink);
  text-decoration: none;
  font-weight: 820;
  letter-spacing: 0;
}

.brand img {
  width: auto;
  height: 34px;
  object-fit: contain;
}

.site-header .brand img {
  width: auto;
  height: clamp(34px, 2.25vw, 44px);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.app-sidebar .brand img {
  width: auto;
  height: 34px;
}

.site-footer .brand img {
  width: auto;
  height: 34px;
}

.brand span {
  font-family: var(--font-brand);
  font-size: clamp(1.58rem, 2vw, 2.3rem);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 0.9;
  text-transform: lowercase;
}

.site-header .brand,
.site-footer .brand {
  color: var(--white);
}

.app-sidebar .brand {
  color: var(--blue);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-left: auto;
  font-size: 0.91rem;
  color: rgba(255, 255, 255, 0.88);
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-header .button.ghost {
  color: rgba(255, 255, 255, 0.9);
}

.site-header .button.ghost:hover,
.site-header .button.ghost:focus-visible {
  color: var(--white);
}

.mobile-menu-button {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(21, 23, 22, 0.24);
  border-radius: 6px;
  background: rgba(255, 253, 248, 0.9);
  color: var(--ink);
  cursor: pointer;
}

.mobile-menu-button span,
.mobile-menu-button span::before,
.mobile-menu-button span::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
}

.mobile-menu-button span::before {
  transform: translateY(-6px);
}

.mobile-menu-button span::after {
  transform: translateY(4px);
}

.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--line-dark);
  border-radius: 6px;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--white);
  text-decoration: none;
  font-weight: 740;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  white-space: nowrap;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.secondary {
  border-color: var(--line);
  background: var(--paper-2);
  color: var(--ink);
}

.button.ghost {
  border-color: transparent;
  background: transparent;
  color: rgba(21, 23, 22, 0.82);
}

.button.warning {
  border-color: #b89500;
  background: var(--yellow);
  color: #1a1a00;
}

.button[aria-disabled="true"],
.button.disabled {
  cursor: not-allowed;
  opacity: 0.68;
  transform: none;
}

.section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 86px 0;
}

.hero {
  position: relative;
  width: min(1280px, calc(100% - 40px));
  min-height: calc(100svh - 72px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(480px, 1.1fr);
  gap: 48px;
  align-items: center;
  padding: 70px 0 46px;
}

.hero > div:first-child {
  animation: prooflet-rise 680ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.hero .proof-stack {
  animation: prooflet-rise 780ms 120ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--blue);
  font-family: var(--font-brand);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 30px;
  height: 2px;
  background: currentColor;
  content: "";
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 680px;
  margin-bottom: 24px;
  font-size: clamp(3.2rem, 8vw, 6.8rem);
  line-height: 0.88;
  letter-spacing: -0.075em;
  font-weight: 900;
}

.headline-accent {
  color: var(--nav-orange);
}

.headline-contrast {
  color: var(--blue);
}

.hero-copy {
  max-width: 590px;
  color: #38413c;
  font-size: clamp(1.08rem, 1.7vw, 1.28rem);
}

.hero-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 28px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 34px;
  max-width: 690px;
}

.meta-tile {
  min-height: 112px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.82);
  padding: 16px;
  box-shadow: var(--shadow-soft);
}

.meta-tile strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.15rem;
  line-height: 1.1;
}

.meta-tile span {
  color: var(--muted);
  font-size: 0.9rem;
}

.proof-stack {
  position: relative;
  min-width: 0;
  min-height: 0;
}

.proof-board {
  position: relative;
  border: 1px solid #1d211f;
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: var(--shadow);
  overflow: hidden;
  animation: prooflet-drift 7s ease-in-out infinite;
}

.proof-board::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(21, 23, 22, 0.045) 1px, transparent 1px),
    linear-gradient(rgba(21, 23, 22, 0.045) 1px, transparent 1px);
  background-size: 22px 22px;
  content: "";
}

.proof-titlebar,
.app-titlebar {
  position: relative;
  z-index: 2;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px solid var(--line-dark);
  background: #f1ede4;
  padding: 0 14px;
  font-family: var(--font-brand);
  font-size: 0.75rem;
  color: #323733;
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots i {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--orange);
}

.window-dots i:nth-child(2) {
  background: var(--teal);
}

.window-dots i:nth-child(3) {
  background: var(--blue);
}

.proof-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 18px;
  padding: 22px;
  --demo-thc-size: 82px;
  --demo-brand-size: 128px;
  --window-width: 178px;
  --window-height: 68px;
  --window-radius: 10px;
  --window-top: 176px;
  --pouch-scale: 1;
}

.sheet-preview {
  position: relative;
  min-height: 420px;
  border: 1px solid var(--line-dark);
  background: #fffdf9;
  overflow: hidden;
}

.sheet-preview::before {
  content: none;
}

.sheet-preview::after {
  content: none;
}

.dieline-panel {
  --safe-x: 7.143%;
  --safe-bottom: 7.619%;
  --warning-clearance: 3.333%;
  --warning-height: 19.524%;
  position: absolute;
  top: calc(50% + 12px);
  left: 50%;
  width: min(420px, calc(100% - 64px));
  aspect-ratio: 1 / 1;
  height: auto;
  border: 3px solid #6f756f;
  background:
    linear-gradient(145deg, rgba(52, 55, 185, 0.96), rgba(29, 33, 158, 0.96)),
    var(--blue);
  transform: translate(-50%, -50%);
}

.dieline-panel.pouch-front {
  box-shadow:
    inset 0 0 0 calc(22px * var(--pouch-scale)) rgba(255, 253, 248, 0.12),
    inset 0 0 0 calc(26px * var(--pouch-scale)) rgba(21, 23, 22, 0.36);
}

.dieline-panel::before,
.dieline-panel::after {
  position: absolute;
  left: 14px;
  right: 14px;
  border-top: 1px dashed rgba(21, 23, 22, 0.35);
  content: "";
}

.dieline-panel.pouch-front::before {
  inset: 8.095% var(--safe-x) var(--safe-bottom);
  border: 2px dashed var(--guide-pink);
  border-top: 2px dashed var(--guide-pink);
  content: "";
}

.dieline-panel.pouch-front::after {
  top: calc(100% - var(--safe-bottom) - var(--warning-clearance) - var(--warning-height) - var(--warning-clearance) - 6px);
  bottom: auto;
  border-color: rgba(223, 43, 145, 0.45);
}

.dieline-panel:not(.pouch-front)::before {
  top: 112px;
}

.dieline-panel:not(.pouch-front)::after {
  bottom: 42px;
}

.synthetic-brand {
  position: absolute;
  top: 12.857%;
  left: calc(11.905% + var(--demo-thc-size) + 4.762%);
  width: max-content;
  height: calc(var(--demo-brand-size) * 0.31);
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: calc(var(--demo-brand-size) * 0.06);
  padding: 0;
  transition: height 180ms ease, top 180ms ease;
  cursor: grab;
  touch-action: none;
  user-select: none;
  z-index: 2;
}

.synthetic-brand img {
  width: auto;
  height: 84%;
  object-fit: contain;
}

.synthetic-brand span {
  color: var(--white);
  font-family: var(--font-brand);
  font-size: calc(var(--demo-brand-size) * 0.16);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
  white-space: nowrap;
}

.proof-stack .synthetic-brand {
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.thc-badge {
  position: absolute;
  top: 11.905%;
  left: 11.905%;
  width: var(--demo-thc-size);
  height: var(--demo-thc-size);
  transition: width 180ms ease, height 180ms ease;
  cursor: grab;
  touch-action: none;
  user-select: none;
  z-index: 2;
}

.pouch-window {
  position: absolute;
  top: var(--window-top);
  left: calc((100% - var(--window-width)) / 2);
  width: var(--window-width);
  height: var(--window-height);
  display: grid;
  place-items: center;
  border: 2px solid rgba(255, 253, 248, 0.9);
  border-radius: var(--window-radius);
  background:
    repeating-linear-gradient(
      135deg,
      rgba(255, 253, 248, 0.42) 0 2px,
      transparent 2px 10px
    ),
    rgba(255, 253, 248, 0.12);
  box-shadow:
    inset 0 0 0 1px rgba(21, 23, 22, 0.28),
    0 10px 24px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.pouch-window[hidden] {
  display: none;
}

.pouch-window span {
  position: relative;
  z-index: 2;
  max-width: calc(100% - 20px);
  padding: calc(5px * var(--pouch-scale)) calc(9px * var(--pouch-scale)) calc(6px * var(--pouch-scale));
  border: 1px solid rgba(255, 253, 248, 0.7);
  border-radius: 5px;
  background: var(--blue);
  box-shadow: 0 0 0 calc(6px * var(--pouch-scale)) var(--blue);
  color: var(--white);
  font-family: var(--font-brand);
  font-size: calc(0.82rem * var(--pouch-scale));
  font-weight: 600;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
}

.synthetic-brand.is-dragging,
.thc-badge.is-dragging {
  cursor: grabbing;
}

.warning-box {
  position: absolute;
  left: calc(var(--safe-x) + var(--warning-clearance));
  right: calc(var(--safe-x) + var(--warning-clearance));
  bottom: calc(var(--safe-bottom) + var(--warning-clearance));
  box-sizing: border-box;
  height: var(--warning-height);
  border: 3px solid #111;
  background: var(--yellow);
  padding: calc(9px * var(--pouch-scale)) calc(11px * var(--pouch-scale));
  color: #000;
  font-family: "Arial Narrow", Arial, Helvetica, sans-serif;
  font-size: calc(0.42rem * var(--pouch-scale));
  line-height: 1.1;
  font-weight: 400;
}

.warning-box p {
  margin: 0;
}

.warning-box p + p {
  margin-top: calc(4px * var(--pouch-scale));
}

.warning-box strong {
  font-weight: 900;
}

.dimension-line {
  position: absolute;
  color: var(--guide-pink);
  font-family: var(--font-brand);
  font-size: 0.7rem;
  z-index: 4;
  pointer-events: none;
}

.canvas-pouch-label {
  position: absolute;
  top: 104px;
  left: 30px;
  color: var(--guide-pink);
  font-family: var(--font-brand);
  font-size: 0.7rem;
  transform: rotate(-90deg);
  transform-origin: left top;
  z-index: 4;
}

.dimension-line.top {
  top: -32px;
  left: 0;
  right: 0;
  text-align: center;
  transform: none;
}

.dimension-line.side {
  top: 0;
  right: -33px;
  height: 100%;
  display: grid;
  place-items: center;
  writing-mode: vertical-rl;
  transform: none;
}

.dimension-line.top::before,
.dimension-line.top::after,
.dimension-line.side::before,
.dimension-line.side::after {
  position: absolute;
  content: "";
}

.dimension-line.top::before {
  left: 0;
  right: 0;
  bottom: -7px;
  border-top: 1px dashed var(--guide-pink);
}

.dimension-line.top::after {
  left: 0;
  right: 0;
  bottom: -11px;
  height: 8px;
  border-left: 1px solid var(--guide-pink);
  border-right: 1px solid var(--guide-pink);
}

.dimension-line.side::before {
  top: 0;
  bottom: 0;
  left: -8px;
  border-left: 1px dashed var(--guide-pink);
}

.dimension-line.side::after {
  top: 0;
  bottom: 0;
  left: -12px;
  width: 8px;
  border-top: 1px solid var(--guide-pink);
  border-bottom: 1px solid var(--guide-pink);
}

.logo-control-card {
  border-color: rgba(52, 55, 185, 0.35);
  background: rgba(255, 253, 248, 0.9);
}

.logo-slider-row + .logo-slider-row {
  margin-top: 14px;
}

.window-toggle-row {
  margin-top: 18px;
}

.window-control-row[hidden] {
  display: none;
}

.logo-slider {
  width: 100%;
  accent-color: var(--blue);
  cursor: pointer;
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 253, 248, 0.8);
  padding: 4px;
}

.segmented-control button {
  min-height: 34px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  font-weight: 760;
  cursor: pointer;
}

.segmented-control button.is-active {
  background: var(--blue);
  color: var(--white);
}

.scale-readout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
  font-size: 0.78rem;
}

.scale-readout span {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper-2);
  padding: 8px;
}

.scale-readout strong {
  display: block;
  color: var(--blue);
}

.logo-control-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.rail {
  display: grid;
  gap: 12px;
}

.rail-card,
.mini-card,
.feature-card,
.tour-card,
.flow-card,
.legal-card,
.settings-card,
.project-row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.92);
  box-shadow: var(--shadow-soft);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.feature-card:hover,
.tour-card:hover,
.flow-card:hover,
.legal-card:hover,
.settings-card:hover,
.mini-card:hover,
.rail-card:hover,
.project-row:hover,
.meta-tile:hover,
.proof-strip-item:hover {
  transform: translateY(-3px);
  border-color: rgba(21, 23, 22, 0.28);
  box-shadow: var(--shadow);
}

.rail-card {
  padding: 14px;
}

.rail-label,
.label,
.field-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-family: var(--font-brand);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 3px 9px;
  font-family: var(--font-brand);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status.pass {
  background: rgba(20, 120, 93, 0.12);
  color: var(--green);
}

.status.review {
  background: rgba(255, 241, 0, 0.35);
  color: #6f4700;
}

.status.fail {
  background: rgba(235, 0, 40, 0.12);
  color: var(--fail);
}

.status.soon {
  background: rgba(52, 55, 185, 0.11);
  color: var(--blue);
}

.rail-list,
.check-list,
.plain-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rail-list li,
.check-list li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  color: #38413c;
  font-size: 0.92rem;
}

.rail-list li::before,
.check-list li::before {
  width: 9px;
  height: 9px;
  flex: 0 0 9px;
  margin-top: 7px;
  border-radius: 999px;
  background: var(--teal);
  content: "";
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(260px, 0.28fr);
  gap: 36px;
  align-items: end;
  margin-bottom: 34px;
}

.section-heading h2,
.page-title h1 {
  margin-bottom: 0;
  font-size: clamp(2.2rem, 4.7vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
  font-weight: 900;
}

.section-heading p,
.page-title p,
.muted {
  color: var(--muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.tour-card,
.flow-card,
.legal-card,
.settings-card {
  padding: 22px;
}

.feature-card h3,
.tour-card h3,
.flow-card h3,
.legal-card h3,
.settings-card h3,
.mini-card h3 {
  margin-bottom: 10px;
  font-size: 1.06rem;
  letter-spacing: -0.02em;
}

.feature-card p,
.tour-card p,
.flow-card p,
.legal-card p,
.settings-card p,
.mini-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.tour-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tour-visual {
  min-height: 140px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f6efe2;
  padding: 12px;
  overflow: hidden;
}

.dashboard-mini {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.mini-stat {
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: 10px;
  font-size: 0.72rem;
}

.wizard-mini {
  display: grid;
  gap: 8px;
}

.wizard-step-mini {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: 8px;
  font-size: 0.75rem;
}

.step-dot {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-brand);
  font-size: 0.68rem;
}

.canvas-mini {
  position: relative;
  min-height: 150px;
  border: 1px dashed var(--orange);
  background:
    linear-gradient(90deg, rgba(52, 55, 185, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(52, 55, 185, 0.12) 1px, transparent 1px),
    var(--paper-2);
  background-size: 18px 18px;
}

.canvas-mini .box {
  position: absolute;
  border: 2px solid var(--blue);
  background: rgba(255, 253, 248, 0.84);
  transition: transform 240ms ease;
}

.tour-card:hover .canvas-mini .box.a {
  transform: translate(4px, -3px);
}

.tour-card:hover .canvas-mini .box.b {
  transform: translate(-4px, 3px);
}

.canvas-mini .box.a {
  inset: 22px auto 22px 24px;
  width: 39%;
}

.canvas-mini .box.b {
  inset: 22px 24px 22px auto;
  width: 39%;
}

.report-mini {
  display: grid;
  gap: 8px;
}

.report-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: 8px;
  font-size: 0.76rem;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.flow-card {
  position: relative;
  min-height: 190px;
}

.flow-card::before {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-brand);
  font-size: 0.78rem;
  content: attr(data-step);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(18px);
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 520ms ease, transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

.proof-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.72);
}

.proof-strip-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.proof-strip-item {
  min-height: 150px;
  background: var(--paper-2);
  padding: 24px;
}

.proof-strip-item strong {
  display: block;
  margin-bottom: 8px;
}

.proof-strip-item span {
  color: var(--muted);
  font-size: 0.92rem;
}

.faq {
  display: grid;
  gap: 10px;
}

details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
  padding: 18px 20px;
}

summary {
  cursor: pointer;
  font-weight: 780;
}

details p {
  margin: 12px 0 0;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line-dark);
  background: #151716;
  color: #f7f4ee;
}

.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  padding: 48px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.footer-grid h3 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 0.86rem;
}

.footer-grid a,
.footer-grid span {
  display: block;
  margin: 7px 0;
  color: #c7c3ba;
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-note {
  color: #c7c3ba;
  font-size: 0.9rem;
}

.page-hero {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 66px 0 34px;
}

.page-title {
  max-width: 780px;
}

.app-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  background: #f3efe6;
}

.app-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px solid var(--line);
  background: #fffdf8;
  padding: 20px;
  overflow: auto;
}

.app-sidebar .brand {
  margin-bottom: 28px;
}

.app-nav {
  display: grid;
  gap: 6px;
}

.app-nav a {
  border-radius: 6px;
  padding: 10px 12px;
  color: #3b433f;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.93rem;
}

.app-nav a.active,
.app-nav a:hover,
.app-nav a:focus-visible {
  background: #ede8db;
  color: var(--ink);
}

.app-main {
  min-width: 0;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 18;
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(243, 239, 230, 0.92);
  backdrop-filter: blur(16px);
  padding: 0 28px;
}

.app-content {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 32px 0 70px;
}

.app-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.85fr;
  gap: 18px;
  align-items: start;
}

.mini-card {
  padding: 18px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0;
}

.metric {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
  padding: 16px;
}

.metric strong {
  display: block;
  font-size: 1.65rem;
  letter-spacing: -0.04em;
}

.metric span {
  color: var(--muted);
  font-size: 0.85rem;
}

.notice {
  border: 1px solid rgba(52, 55, 185, 0.28);
  border-radius: var(--radius);
  background: rgba(52, 55, 185, 0.08);
  padding: 16px;
  color: #252869;
}

.notice strong {
  display: block;
  margin-bottom: 4px;
}

.project-table {
  display: grid;
  gap: 10px;
}

.project-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 130px 130px 128px;
  gap: 12px;
  align-items: center;
  padding: 14px;
}

.project-row.header {
  border: 0;
  background: transparent;
  box-shadow: none;
  color: var(--muted);
  font-family: var(--font-brand);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.wizard {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.stepper {
  display: grid;
  gap: 8px;
  position: sticky;
  top: 90px;
}

.stepper a {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper-2);
  padding: 10px;
  color: var(--muted);
  text-decoration: none;
}

.stepper a.active {
  border-color: var(--line-dark);
  color: var(--ink);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fffdf8;
  padding: 11px 12px;
  color: var(--ink);
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

.canvas-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
}

.canvas-stage {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: #fffdf8;
  overflow: hidden;
}

.canvas-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: #ede8db;
  padding: 10px;
}

.tool-pill {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-2);
  padding: 5px 10px;
  color: #3e4742;
  font-size: 0.82rem;
  font-weight: 700;
}

.artboard {
  position: relative;
  min-height: 640px;
  margin: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(52, 55, 185, 0.1) 1px, transparent 1px),
    linear-gradient(rgba(52, 55, 185, 0.1) 1px, transparent 1px),
    #fffdf8;
  background-size: 24px 24px;
  overflow: hidden;
}

.spread {
  position: absolute;
  inset: 58px 42px;
  border: 2px dashed var(--orange);
}

.spread-panel {
  position: absolute;
  top: 42px;
  bottom: 42px;
  width: calc(50% - 18px);
  border: 2px solid var(--blue);
  background: rgba(52, 55, 185, 0.03);
}

.spread-panel.front {
  left: 38px;
}

.spread-panel.back {
  right: 38px;
}

.safe-zone {
  position: absolute;
  inset: 26px;
  border: 1px dashed rgba(20, 120, 93, 0.58);
}

.no-print {
  position: absolute;
  left: 0;
  right: 0;
  height: 30px;
  background: rgba(235, 0, 40, 0.08);
  border-top: 1px dashed rgba(235, 0, 40, 0.5);
  border-bottom: 1px dashed rgba(235, 0, 40, 0.5);
  color: var(--fail);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-brand);
  font-size: 0.68rem;
}

.no-print.top {
  top: 42px;
}

.no-print.bottom {
  bottom: 42px;
}

.canvas-warning {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 76px;
  border: 2px solid #111;
  background: var(--yellow);
  padding: 12px;
  font-weight: 820;
  line-height: 1.18;
  font-size: 0.78rem;
}

.canvas-thc {
  position: absolute;
  top: 72px;
  left: 34px;
  width: 58px;
  height: 58px;
}

.canvas-brand {
  position: absolute;
  top: 142px;
  left: 34px;
  border: 1px solid var(--line-dark);
  background: #fff;
  padding: 12px 14px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.canvas-sidebar {
  display: grid;
  gap: 12px;
}

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

.manifest-row {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 10px;
  border-bottom: 1px solid var(--line);
  padding: 9px 0;
  font-size: 0.9rem;
}

.manifest-row:last-child {
  border-bottom: 0;
}

.manifest-row span:first-child {
  color: var(--muted);
  font-family: var(--font-brand);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.legal-content {
  max-width: 840px;
}

.legal-content h2 {
  margin-top: 34px;
  font-size: 1.4rem;
}

.legal-content p,
.legal-content li {
  color: #454e49;
}

.legal-content ul {
  padding-left: 20px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 99;
  background: var(--ink);
  color: #fff;
  padding: 8px 10px;
}

.skip-link:focus {
  left: 8px;
}

@media (max-width: 1050px) {
  .hero,
  .section-heading,
  .app-grid,
  .canvas-layout,
  .wizard,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

  .grid-3,
  .proof-strip-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 820px) {
  .site-header .brand img {
    height: 30px;
  }

  .site-nav {
    width: min(100% - 28px, var(--max));
    min-height: 64px;
  }

  .mobile-menu-button {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: 64px;
    left: 14px;
    right: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper-2);
    color: var(--ink);
    padding: 8px;
    box-shadow: var(--shadow);
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    color: var(--blue);
  }

  .site-header.nav-open .nav-links {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
  }

  .nav-actions .ghost {
    display: none;
  }

  .nav-actions .button {
    min-height: 40px;
    padding: 8px 12px;
    font-size: 0.86rem;
  }

  .hero,
  .section,
  .page-hero,
  .app-content {
    width: min(100% - 28px, var(--max));
  }

  .hero {
    padding-top: 44px;
  }

  h1 {
    font-size: clamp(3rem, 15vw, 5rem);
  }

  .hero-meta,
  .grid-2,
  .grid-3,
  .proof-strip-inner,
  .workflow,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .app-layout {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    position: relative;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .app-topbar {
    padding: 0 14px;
  }

  .project-row,
  .project-row.header {
    grid-template-columns: 1fr;
  }

  .stepper {
    position: static;
  }

  .artboard {
    min-height: 560px;
    margin: 10px;
  }

  .spread {
    inset: 44px 16px;
  }

  .spread-panel {
    top: 36px;
    bottom: 36px;
    width: calc(50% - 10px);
  }

  .spread-panel.front {
    left: 18px;
  }

  .spread-panel.back {
    right: 18px;
  }

  .canvas-warning {
    left: 16px;
    right: 16px;
    font-size: 0.64rem;
  }
}

@media (max-width: 480px) {
  .site-header .brand img {
    height: 26px;
  }

  .brand span {
    font-size: 1.42rem;
  }

  .dieline-panel {
    top: calc(50% + 4px);
    left: 50%;
    width: min(320px, calc(100% - 88px));
    aspect-ratio: 1 / 1;
    height: auto;
    transform: translate(-50%, -50%);
  }

  .sheet-preview {
    min-height: 430px;
  }

  .dieline-panel.pouch-front {
    box-shadow:
      inset 0 0 0 calc(22px * var(--pouch-scale)) rgba(255, 253, 248, 0.12),
      inset 0 0 0 calc(26px * var(--pouch-scale)) rgba(21, 23, 22, 0.36);
  }

  .dieline-panel.pouch-front::before {
    inset: 8.095% var(--safe-x) var(--safe-bottom);
  }

  .dimension-line {
    font-size: 0.62rem;
  }

  .canvas-pouch-label {
    top: 86px;
    left: 20px;
    font-size: 0.62rem;
  }

  .warning-box {
    border-width: 2px;
    padding: calc(9px * var(--pouch-scale)) calc(11px * var(--pouch-scale));
    font-size: calc(0.42rem * var(--pouch-scale));
    line-height: 1.05;
  }

  .warning-box p + p {
    margin-top: calc(4px * var(--pouch-scale));
  }

  .pouch-window span {
    padding: calc(5px * var(--pouch-scale)) calc(9px * var(--pouch-scale)) calc(6px * var(--pouch-scale));
    box-shadow: 0 0 0 calc(6px * var(--pouch-scale)) var(--blue);
    font-size: calc(0.82rem * var(--pouch-scale));
  }

  .site-nav {
    gap: 10px;
  }

  .nav-actions .button {
    max-width: 132px;
    white-space: normal;
    line-height: 1.05;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }

  .reveal-on-scroll {
    opacity: 1;
    transform: none;
  }
}