/* All three directions stay light, including on devices using dark mode. */
:root {
  --surface: #fffaf2;
  --surface-soft: #f8eee0;
  --paper: #ffffff;
  --ink: #294047;
  --muted: #586568;
  --line: #e4dbcd;
  --control-line: #7b807e;
  --link-accent: #b32f3d;
  --accent: #c63140;
  --accent-hover: #a82231;
  --focus: #2f6575;
}
body { background: var(--surface); color: var(--ink); min-height: 100vh; }
.site-footer { background: var(--surface); border-top: 1px solid var(--line); }
.design-switch { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; padding-block: 16px; border-bottom: 1px solid var(--line); font-size: 12px; }
.design-switch strong { font-weight: 500; color: var(--muted); }
.design-switch nav { display: flex; flex-wrap: wrap; gap: 8px; }
.design-switch nav a { display: inline-flex; align-items: center; min-height: 36px; padding: 6px 14px; border: 1px solid var(--line); border-radius: 4px; text-decoration: none; background: var(--paper); }
.design-switch nav a[aria-current] { border-color: var(--ink); font-weight: 700; }
.design-switch > a { margin-left: auto; padding-block: 6px; }

body[data-design="warm"] h1,
body[data-design="warm"] .section-heading h2,
body[data-design="warm"] .feature-copy h2,
body[data-design="warm"] .trial-inner h2 { font-family: "Songti TC", "Noto Serif TC", Georgia, serif; font-weight: 600; }
body[data-design="warm"] .hero { gap: 80px; padding-block: 50px 76px; }
body[data-design="warm"] .hero h1 { line-height: 1.4; letter-spacing: -.035em; }
body[data-design="warm"] .hero-visual { border-radius: 28px 28px 18px 18px; }
body[data-design="warm"] .hero-visual img { aspect-ratio: auto; height: auto; object-fit: contain; }
body[data-design="warm"] .button { border-radius: 28px; }
body[data-design="warm"] .journey-item { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; }
body[data-design="warm"] .age-links a { border-radius: 3px; border-bottom: 2px solid var(--line); }
body[data-design="warm"] .article-item img { border-radius: 10px; }
body[data-design="warm"] .content-header { border-bottom: 1px solid var(--line); margin-bottom: 38px; }
body[data-design="warm"] .trial-section { background: #f8eee0; }

body[data-design="storybook"] {
  --surface: #fffefa;
  --surface-soft: #f0f6fa;
  --paper: #ffffff;
  --ink: #24465a;
  --muted: #536979;
  --line: #dce5e7;
  --control-line: #718895;
  --link-accent: #b32f3d;
  --accent: #c63140;
  --accent-hover: #a82231;
  --focus: #255b7e;
}
body[data-design="storybook"] .hero { grid-template-columns: 1.05fr .95fr; gap: 70px; padding-block: 46px 76px; }
body[data-design="storybook"] .hero-copy { order: 2; }
body[data-design="storybook"] .hero-visual { order: 1; border-radius: 16px 80px 16px 16px; border: 10px solid #e7f4fb; background: #e7f4fb; }
body[data-design="storybook"] .hero-visual img { aspect-ratio: auto; height: auto; object-fit: contain; }
body[data-design="storybook"] .hero-copy::before { content: ""; display: block; width: 75px; height: 9px; background: #badbc7; border-left: 25px solid #f2d784; border-right: 25px solid #b7daeb; margin-bottom: 25px; }
body[data-design="storybook"] .hero h1 { font-weight: 800; letter-spacing: -.03em; }
body[data-design="storybook"] .button { border-radius: 10px; }
body[data-design="storybook"] .journey-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
body[data-design="storybook"] .journey-item,
body[data-design="storybook"] .journey-item:first-child { display: flex; flex-direction: column; grid-row: auto; border-radius: 14px; background: #fff0bd; }
body[data-design="storybook"] .journey-item:nth-child(2) { background: #e7f4fb; }
body[data-design="storybook"] .journey-item:nth-child(3) { background: #e8f3ed; }
body[data-design="storybook"] .journey-image img,
body[data-design="storybook"] .journey-item:first-child .journey-image img { height: 245px; min-height: 0; }
body[data-design="storybook"] .journey-copy { padding: 26px; }
body[data-design="storybook"] .age-links a { border: 1px solid #bbd6e5; border-radius: 10px; }
body[data-design="storybook"] .image-text-section { gap: 60px; }
body[data-design="storybook"] .article-item img { border-radius: 12px 40px 12px 12px; }
body[data-design="storybook"] .trial-section { background: #fff0bd; }
body[data-design="storybook"] .site-footer { background: var(--surface); }

body[data-design="garden"] {
  --surface: #ffffff;
  --surface-soft: #edf5f0;
  --paper: #ffffff;
  --ink: #29483e;
  --muted: #516961;
  --line: #d7e4dc;
  --control-line: #71877c;
  --link-accent: #b32f3d;
  --accent: #c63140;
  --accent-hover: #a82231;
  --focus: #245a49;
}
body[data-design="garden"] .hero { grid-template-columns: 1fr; gap: 38px; text-align: center; padding-block: 48px 70px; }
body[data-design="garden"] .hero-copy { max-width: 940px; margin-inline: auto; }
body[data-design="garden"] .hero h1 { max-width: 920px; font-size: clamp(36px, 4vw, 56px); font-weight: 600; letter-spacing: -.045em; margin-inline: auto; }
body[data-design="garden"] .hero-intro { max-width: 670px; margin-inline: auto; text-wrap: balance; }
body[data-design="garden"] .hero-visual { width: 100%; max-width: 720px; margin-inline: auto; border-radius: 3px; }
body[data-design="garden"] .hero-visual img { aspect-ratio: 1.3; object-position: center; }
body[data-design="garden"] .button { border-radius: 3px; }
body[data-design="garden"] .journey-grid { grid-template-columns: repeat(3, 1fr); gap: 30px; }
body[data-design="garden"] .journey-item,
body[data-design="garden"] .journey-item:first-child { display: flex; flex-direction: column; grid-row: auto; border-radius: 0; background: var(--paper); border-bottom: 1px solid var(--line); }
body[data-design="garden"] .journey-image img,
body[data-design="garden"] .journey-item:first-child .journey-image img { height: 240px; min-height: 0; }
body[data-design="garden"] .journey-copy { padding: 24px 0; }
body[data-design="garden"] .age-links a { background: transparent; border-bottom: 1px solid #71877c; border-radius: 0; padding-inline: 6px; }
body[data-design="garden"] .feature-image img,
body[data-design="garden"] .article-item img,
body[data-design="garden"] .page-cover { border-radius: 3px; }
body[data-design="garden"] .image-text-section { border-bottom: 1px solid var(--line); gap: 80px; }
body[data-design="garden"] .section-heading { max-width: 850px; }
body[data-design="garden"] .content-header { max-width: 1000px; }
body[data-design="garden"] .content-header h1 { font-weight: 500; }

.design-board { padding-block: 55px 80px; }
.design-board > header { max-width: 850px; margin-bottom: 45px; }
.design-board h1 { font: 600 clamp(30px, 4vw, 48px)/1.4 "PingFang HK", system-ui, sans-serif !important; letter-spacing: -.025em; }
.design-board .lede { font-size: 18px; }
.design-option-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.design-option { border: 1px solid #dddcd5; background: #ffffff; border-radius: 8px; overflow: hidden; color: #294047; display: flex; flex-direction: column; }
.design-option-thumbnail { display: block; border-bottom: 1px solid #dddcd5; }
.design-option-thumbnail img { width: 100%; height: 255px; object-fit: cover; object-position: top; }
.design-option-copy { padding: 25px; display: flex; flex-direction: column; flex: 1; }
.design-option-kicker { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.design-option-kicker strong { font: 500 30px/1 Georgia, serif; }
.design-recommended { color: #8e343b; background: #f8eee0; padding: 4px 10px; border-radius: 4px; font-size: 12px; }
.design-option h2 { font-family: inherit; font-size: 25px; margin-bottom: 14px; }
.design-option p { color: #586568; font-size: 14px; }
.design-swatches { display: flex; gap: 9px; list-style: none; padding: 0; margin: 10px 0 22px; }
.design-swatches li { width: 27px; height: 27px; border: 1px solid #d7d4cc; border-radius: 50%; }
.design-option form { margin-top: auto; padding-top: 16px; }
.design-option .button { width: 100%; border-radius: 5px !important; }
.design-samples { display: flex; flex-wrap: wrap; gap: 12px 18px; margin-top: 18px; font-size: 13px; }
.design-guidance { margin-top: 55px; border-top: 1px solid var(--line); padding-top: 35px; max-width: 900px; }
.design-guidance h2 { font-family: inherit; font-size: 28px; }
.design-guidance ol { padding-left: 23px; }
.design-guidance li { margin-block: 15px; }
.design-guidance p { font-size: 15px; }
@media (max-width: 1199px) {
  body[data-design="warm"] .hero,
  body[data-design="storybook"] .hero { gap: 38px; }
  .design-option-grid { gap: 16px; }
  .design-option-copy { padding: 20px; }
  .design-option-thumbnail img { height: 200px; }
}
@media (max-width: 767px) {
  .design-switch { gap: 8px; padding-block: 12px; }
  .design-switch strong { width: 100%; }
  .design-switch nav { gap: 6px; }
  .design-switch nav a { min-height: 36px; padding: 5px 9px; }
  .design-switch > a { font-size: 11px; }
  body[data-design="warm"] .hero,
  body[data-design="storybook"] .hero,
  body[data-design="garden"] .hero { gap: 28px; padding-block: 35px 48px; }
  body[data-design="warm"] .hero h1,
  body[data-design="storybook"] .hero h1,
  body[data-design="garden"] .hero h1 { font-size: 36px; line-height: 1.35; }
  body[data-design="warm"] .hero-visual { border-radius: 18px 18px 12px 12px; }
  body[data-design="storybook"] .hero-copy { order: 0; }
  body[data-design="storybook"] .hero-visual { order: 1; border-width: 7px; }
  body[data-design="storybook"] .hero-copy::before { margin-bottom: 18px; }
  body[data-design="storybook"] .journey-image img,
  body[data-design="storybook"] .journey-item:first-child .journey-image img,
  body[data-design="garden"] .journey-image img,
  body[data-design="garden"] .journey-item:first-child .journey-image img { height: 225px; }
  body[data-design="garden"] .hero-copy { max-width: 100%; }
  body[data-design="garden"] .hero h1 { max-width: 360px; }
  body[data-design="garden"] .hero-visual img { aspect-ratio: 1.3; }
  body[data-design="storybook"] .image-text-section,
  body[data-design="garden"] .image-text-section { gap: 30px; }
  .design-option-grid { grid-template-columns: 1fr; gap: 28px; }
  .design-option-thumbnail img { height: 255px; }
  .design-board { padding-block: 35px 55px; }
  .design-board .lede { font-size: 16px; }
  .design-guidance { margin-top: 40px; }
}

/* Reviewer controls stay out of the page composition. */
.design-tools { position: fixed; right: 18px; bottom: 18px; z-index: 25; width: 210px; font-size: 12px; color: #17384e; background: #fff; border: 1px solid #b8c8cf; border-radius: 5px; box-shadow: 0 4px 18px #17384e14; }
.design-tools > summary { list-style: none; padding: 11px 15px; min-height: 44px; display: flex; justify-content: space-between; align-items: center; }
.design-tools > summary::-webkit-details-marker { display: none; }
.design-tools[open] > summary span { transform: rotate(180deg); }
.design-tools > div { padding: 0 12px 12px; }
.design-tools nav { display: grid; gap: 4px; }
.design-tools nav a { padding: 9px; min-height: 40px; text-decoration: none; }
.design-tools nav a[aria-current] { background: #eef5f7; font-weight: 700; }
.design-tools-compare { display: block; border-top: 1px solid #dce5e8; padding: 12px 9px 0; margin-top: 8px; }
@media (max-width: 767px) { .design-tools { width: 168px; right: 12px; bottom: 12px; font-size: 11px; } }
@media (min-width: 768px) {
  .design-option:first-child { grid-column: 1 / -1; display: grid; grid-template-columns: 1.25fr 1fr; }
  .design-option:first-child .design-option-thumbnail { display: flex; align-items: center; border-bottom: 0; border-right: 1px solid #dddcd5; background: #eef5f7; }
  .design-option:first-child .design-option-thumbnail img { height: auto; object-fit: contain; }
}