:root {
  --bg: #f4f7ff;
  --surface: #ffffff;
  --surface-subtle: #f7faff;
  --ink: #172033;
  --muted: #53647b;
  --line: #d7e0ec;
  --line-strong: #bdcada;
  --brand: #ef3f34;
  --brand-dark: #c92b24;
  --brand-soft: #fff0ee;
  --source: #1473e6;
  --source-soft: #eaf3ff;
  --ready: #087f4b;
  --ready-soft: #e9f9f1;
  --review: #a86100;
  --review-soft: #fff4d6;
  --shadow: 0 18px 44px rgba(30, 42, 60, 0.1);
  --font: "Inter", "Segoe UI", system-ui, sans-serif;
  --display: "Manrope", "Inter", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

html.shot-dialog-open {
  overflow: hidden;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font: inherit;
}

[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 58px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  padding: 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 7px;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  color: #4e5561;
  font-size: 12px;
  font-weight: 700;
}

.main-nav a:hover {
  color: var(--brand-dark);
}

.header-tool-link,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}

.header-tool-link {
  border: 1px solid var(--line-strong);
  background: #fff;
  padding: 8px 12px;
}

.header-tool-link:hover,
.button-secondary:hover {
  background: var(--surface-subtle);
}

.button {
  border: 1px solid transparent;
  padding: 0 16px;
}

.button-primary {
  background: var(--brand);
  color: #fff;
}

.button-primary:hover {
  background: var(--brand-dark);
}

.button-secondary {
  border-color: var(--line-strong);
  background: #fff;
  color: var(--ink);
}

main {
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: 38px 24px 72px;
}

.hero {
  display: grid;
  gap: 20px;
  align-items: start;
  border-bottom: 1px solid var(--line-strong);
  padding: 8px 0 46px;
}

.hero-copy {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  display: block;
  margin: 0 0 9px;
  color: var(--brand-dark);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

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

figure {
  margin-right: 0;
  margin-bottom: 0;
  margin-left: 0;
}

h1,
h2 {
  font-family: var(--display);
  letter-spacing: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(34px, 5.1vw, 52px);
  line-height: 1.06;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.14;
}

h3 {
  margin-bottom: 8px;
  font-size: 16px;
  line-height: 1.25;
}

p {
  color: var(--muted);
  line-height: 1.6;
}

.hero-lead {
  max-width: 680px;
  margin-right: auto;
  margin-left: auto;
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.section {
  padding: 46px 0;
  scroll-margin-top: 76px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 24px;
}

.section-heading p {
  font-size: 16px;
}

.hero-figure,
.product-shot {
  overflow: hidden;
  width: min(100%, 1040px);
  margin: 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.hero-figure img,
.product-shot img {
  width: 100%;
  border-bottom: 1px solid var(--line);
  object-fit: contain;
}

.shot-button {
  position: relative;
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: zoom-in;
  padding: 0;
  text-align: left;
}

.shot-button:focus-visible {
  outline: 3px solid rgba(20, 115, 230, 0.45);
  outline-offset: -3px;
}

.zoom-hint {
  position: absolute;
  right: 12px;
  bottom: 12px;
  border: 1px solid rgba(189, 202, 218, 0.9);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: #223047;
  font-size: 11px;
  font-weight: 850;
  line-height: 1;
  opacity: 0;
  padding: 8px 10px;
  transform: translateY(4px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.shot-button:hover .zoom-hint,
.shot-button:focus-visible .zoom-hint {
  opacity: 1;
  transform: translateY(0);
}

.shot-brief {
  display: grid;
  grid-template-columns: minmax(260px, 0.74fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  width: min(100%, 1040px);
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  padding: 18px;
}

.hero-brief {
  display: block;
  margin-top: 2px;
  padding: 24px;
  text-align: center;
}

.hero-brief > div {
  max-width: 720px;
  margin: 0 auto;
}

.hero-brief h2 {
  max-width: 620px;
  margin-right: auto;
  margin-left: auto;
}

.hero-brief p:not(.eyebrow) {
  max-width: 680px;
  margin-right: auto;
  margin-left: auto;
  font-size: 15px;
  line-height: 1.65;
}

.shot-brief h2 {
  font-size: clamp(22px, 2.4vw, 28px);
}

.shot-brief p {
  margin-bottom: 0;
  font-size: 14px;
}

.brief-points,
.brief-list {
  display: grid;
  gap: 8px;
  margin: 0;
}

.brief-points span,
.brief-list li {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-subtle);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  padding: 10px 12px;
}

.brief-points span {
  font-weight: 800;
}

.brief-list {
  padding: 0;
  list-style: none;
}

.feature-grid,
.export-format-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.feature-grid article,
.export-format-grid article,
.step-list article,
.caution-grid article,
.faq-list details,
.final-cta {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
}

.feature-grid article {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  min-height: 206px;
  padding: 18px;
}

.export-format-grid article {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  min-height: 178px;
  padding: 18px;
  text-align: left;
}

.feature-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 28px;
  border-radius: 6px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
}

.format-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 28px;
  border-radius: 6px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0;
  padding: 0 8px;
}

.feature-grid article:nth-child(4) .feature-index {
  background: var(--source-soft);
  color: var(--source);
}

.feature-grid article:nth-child(5) .feature-index {
  background: var(--review-soft);
  color: var(--review);
}

.feature-grid article:nth-child(6) .feature-index {
  background: var(--ready-soft);
  color: var(--ready);
}

.export-format-grid article:nth-child(2) .format-badge,
.export-format-grid article:nth-child(5) .format-badge {
  background: var(--review-soft);
  color: var(--review);
}

.export-format-grid article:nth-child(3) .format-badge,
.export-format-grid article:nth-child(4) .format-badge {
  background: var(--source-soft);
  color: var(--source);
}

.export-format-grid article:nth-child(6) .format-badge {
  background: var(--ready-soft);
  color: var(--ready);
}

.feature-grid article > div,
.export-format-grid article > div {
  display: grid;
  align-content: start;
  gap: 8px;
  text-align: left;
}

.export-format-grid .feature-tag {
  width: max-content;
  justify-content: flex-start;
}

.feature-grid p,
.export-format-grid p,
.step-list p,
.caution-grid p,
.faq-list p,
.final-cta p {
  margin-bottom: 0;
  font-size: 14px;
}

.feature-tag {
  display: inline-flex;
  width: max-content;
  max-width: 100%;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-subtle);
  color: #47566b;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  padding: 7px 9px;
}

.walkthrough,
.screenshot-section,
.caution-section,
.faq-section {
  border-top: 1px solid var(--line);
}

.walkthrough {
  border-bottom: 1px solid var(--line);
}

.step-list {
  display: grid;
  gap: 10px;
}

.step-list article {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px;
}

.step-list article > span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid #ffb7b1;
  border-radius: 50%;
  background: #fff;
  color: var(--brand-dark);
  font-weight: 800;
}

.visual-section,
.split-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.checkpoint-guide-section,
.export-guide-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.workspace-guide,
.checkpoint-guide,
.export-guide {
  width: min(100%, 1040px);
  margin: 0 auto;
}

.workspace-guide .section-heading,
.checkpoint-guide .section-heading,
.export-guide .section-heading {
  max-width: 780px;
}

.pane-list,
.checkpoint-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.pane-list div,
.checkpoint-list div {
  min-height: 168px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--source);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  padding: 18px;
}

.pane-list div:nth-child(2) {
  border-top-color: var(--brand);
}

.pane-list div:nth-child(3) {
  border-top-color: var(--review);
}

.checkpoint-list div:first-child {
  border-top-color: var(--source);
}

.checkpoint-list div:nth-child(2) {
  border-top-color: var(--review);
}

.checkpoint-list div:nth-child(3) {
  border-top-color: var(--ready);
}

.pane-list dt,
.checkpoint-list dt {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.25;
}

.pane-list dd,
.checkpoint-list dd {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.format-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 0;
}

.format-grid div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-subtle);
  padding: 10px;
}

.format-grid strong {
  color: var(--ink);
  font-size: 13px;
}

.format-grid span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.caution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.caution-grid article {
  padding: 18px;
}

.caution-grid article:first-child {
  border-top: 3px solid var(--source);
}

.caution-grid article:nth-child(2) {
  border-top: 3px solid var(--review);
}

.caution-grid article:nth-child(3) {
  border-top: 3px solid var(--brand);
}

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

.faq-list details {
  padding: 0;
}

.faq-list summary {
  cursor: pointer;
  padding: 16px 18px;
  font-weight: 800;
}

.faq-list p {
  padding: 0 18px 18px;
}

.faq-list a {
  color: var(--source);
  font-weight: 800;
}

.final-cta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  margin-top: 16px;
  padding: 22px;
  border-top: 4px solid var(--brand);
  box-shadow: var(--shadow);
}

.final-cta h2 {
  margin-bottom: 6px;
}

.shot-dialog {
  width: min(1240px, calc(100vw - 28px));
  max-width: none;
  height: min(860px, calc(100vh - 28px));
  max-height: none;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 26px 80px rgba(15, 23, 42, 0.28);
  padding: 0;
}

.shot-dialog::backdrop {
  background: rgba(15, 23, 42, 0.58);
  backdrop-filter: blur(4px);
}

.shot-dialog-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  height: 100%;
  min-height: 0;
}

.shot-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
}

.shot-dialog-header h2 {
  margin-bottom: 0;
  font-size: 22px;
}

.dialog-close {
  min-height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-size: 12px;
  font-weight: 850;
  padding: 0 12px;
}

.dialog-close:hover,
.dialog-close:focus-visible {
  background: var(--surface-subtle);
}

.shot-dialog-body {
  display: grid;
  place-items: center;
  min-height: 0;
  overflow: auto;
  background: #eef3fb;
  padding: 16px;
}

.shot-dialog-body img {
  width: auto;
  max-width: 100%;
  max-height: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: #fff;
}

.shot-dialog-caption {
  margin: 0;
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  padding: 12px 16px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .main-nav {
    display: none;
  }

  .feature-grid,
  .export-format-grid,
  .caution-grid,
  .checkpoint-list,
  .pane-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .shot-brief {
    grid-template-columns: 1fr;
  }

  .format-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 0 14px;
  }

  .brand {
    gap: 7px;
  }

  .header-tool-link {
    min-height: 34px;
    padding: 7px 9px;
    font-size: 11px;
  }

  main {
    padding: 28px 14px 56px;
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 24px;
  }

  .hero-copy {
    max-width: none;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button,
  .hero-actions a,
  .final-cta a {
    width: 100%;
  }

  .feature-grid,
  .export-format-grid,
  .caution-grid,
  .checkpoint-list,
  .pane-list {
    grid-template-columns: 1fr;
  }

  .feature-grid article,
  .export-format-grid article {
    min-height: 0;
  }

  .feature-tag {
    width: 100%;
    justify-content: center;
  }

  .step-list article {
    grid-template-columns: 36px 1fr;
    gap: 12px;
  }

  .format-grid div {
    grid-template-columns: 1fr;
  }

  .final-cta {
    grid-template-columns: 1fr;
  }

  .shot-brief {
    padding: 14px;
  }

  .brief-points span,
  .brief-list li {
    font-size: 12px;
  }

  .zoom-hint {
    right: 8px;
    bottom: 8px;
    font-size: 10px;
    opacity: 1;
    padding: 6px 8px;
    transform: none;
  }

  .shot-dialog {
    width: 100vw;
    height: 100dvh;
    border-radius: 0;
  }

  .shot-dialog-header {
    align-items: start;
    padding: 12px;
  }

  .shot-dialog-header h2 {
    font-size: 24px;
  }

  .shot-dialog-body {
    align-items: start;
    justify-items: start;
    padding: 10px;
  }

  .shot-dialog-body img {
    width: max(760px, 100%);
    max-width: none;
    max-height: none;
  }

  .shot-dialog-caption {
    font-size: 12px;
    padding: 10px 12px;
  }
}