* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}
body {
  --bg: #f7f3eb;
  --panel: #fffaf3;
  --ink: #272d35;
  --muted: #686b68;
  --accent: #b93d2b;
  --wash: #ecdcd1;
  --line: #d8d2c8;
  --radius: 12px;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
  line-height: 1.8;
}
button,
a,
input,
select {
  -webkit-tap-highlight-color: transparent;
}
button,
input,
select {
  font: inherit;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  cursor: pointer;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
p {
  margin: 0 0 1.2em;
  color: var(--muted);
}
h1,
h2,
h3 {
  line-height: 1.3;
  letter-spacing: -0.035em;
  margin: 0 0 0.75em;
}
h1 {
  font-size: clamp(34px, 4.1vw, 62px);
  font-weight: 800;
  text-wrap: balance;
}
h2 {
  font-size: clamp(26px, 2.6vw, 39px);
}
h3 {
  font-size: 21px;
}
small,
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.13em;
}
.eyebrow {
  color: var(--accent);
  font-weight: 700;
  display: block;
  margin-bottom: 22px;
}
.wrap {
  width: min(1180px, calc(100% - 64px));
  margin: auto;
}
.skip {
  position: fixed;
  left: 10px;
  top: -80px;
  background: var(--ink);
  color: var(--bg);
  padding: 12px;
  z-index: 100;
}
.skip:focus {
  top: 10px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
  gap: 26px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}
.brand img {
  width: 42px;
  height: 42px;
}
.brand b {
  display: block;
  font-size: 18px;
  line-height: 1.2;
}
.brand small {
  letter-spacing: 0.03em;
  font-size: 10px;
  color: var(--muted);
}
nav {
  display: flex;
  gap: 22px;
  align-items: center;
  margin-left: auto;
  font-size: 14px;
}
nav a[aria-current] {
  color: var(--accent);
  font-weight: 700;
}
.btn,
.outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  line-height: 1.6;
}
.btn:hover {
  filter: brightness(1.12);
  text-decoration: none;
}
.outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: none;
  color: var(--ink);
  padding: 8px 12px;
  border-radius: 8px;
}
.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 78px 0 70px;
}
.hero-copy > p {
  font-size: 17px;
  max-width: 620px;
  line-height: 2;
}
.hero h1 {
  max-width: 700px;
}
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 28px 0 22px;
}
.tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 12px;
}
.tags span {
  border: 1px solid var(--line);
  padding: 5px 10px;
  border-radius: 30px;
}
.hero-art {
  background: var(--wash);
  min-height: 480px;
  border-radius: var(--radius);
  padding: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: center;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.hero-art:before {
  content: '';
  position: absolute;
  width: 340px;
  height: 340px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  left: 0;
  bottom: -110px;
  z-index: -1;
  opacity: 0.3;
}
.hero-phone {
  width: 214px;
  border: 5px solid var(--ink);
  border-radius: 23px;
  overflow: hidden;
  box-shadow: 14px 18px 0 #0001;
  transform: rotate(-5deg);
  justify-self: center;
}
.art-copy {
  align-self: center;
}
.art-copy strong {
  font-size: 70px;
  font-family: Georgia;
  font-weight: 400;
  line-height: 1;
  display: block;
  color: var(--accent);
  margin-bottom: 20px;
}
.art-copy p {
  font-size: 13px;
  margin: 0;
}
.art-copy span {
  font-size: 11px;
  display: block;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-top: 22px;
}
.section {
  padding: 75px 0;
  border-top: 1px solid var(--line);
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 35px;
  margin-bottom: 36px;
}
.section-head h2 {
  max-width: 650px;
  margin: 0;
}
.section-head p {
  max-width: 340px;
  font-size: 14px;
  margin: 0;
}
.route-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.route {
  padding: 25px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-width: 0;
  transition: transform 0.2s;
}
.route:hover {
  transform: translateY(-4px);
  text-decoration: none;
  border-color: var(--accent);
}
.route .num {
  color: var(--accent);
  font-size: 14px;
  display: block;
  margin-bottom: 30px;
}
.route h3 {
  font-size: 20px;
}
.route p {
  font-size: 13px;
  line-height: 1.9;
}
.route .arrow {
  font-size: 22px;
}
.chapter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px 55px;
}
.chapter {
  padding: 30px 0;
  border-top: 2px solid var(--accent);
  min-width: 0;
}
.chapter .num {
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--accent);
  display: block;
  margin-bottom: 17px;
}
.chapter p {
  font-size: 15px;
  line-height: 2.15;
  margin: 0;
}
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}
.gallery figure {
  margin: 0;
  background: var(--wash);
  border-radius: var(--radius);
  padding: 30px 34px 22px;
  min-width: 0;
}
.gallery img {
  border: 6px solid var(--ink);
  border-radius: 28px;
  max-height: 570px;
  width: auto;
  max-width: 100%;
  margin: auto;
  box-shadow: 10px 15px 20px #0001;
}
.gallery figcaption {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 14px;
  font-weight: bold;
}
.gallery figcaption span {
  font-size: 11px;
  color: var(--accent);
}
.fineprint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 25px;
}
.qa-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.qa {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  background: var(--panel);
}
.qa h3 {
  font-size: 18px;
}
.qa p {
  font-size: 14px;
}
.qa a {
  font-size: 13px;
  color: var(--accent);
  font-weight: bold;
}
.contact-band {
  padding: 45px;
  background: var(--accent);
  color: white;
  border-radius: var(--radius);
  display: flex;
  gap: 30px;
  align-items: center;
  justify-content: space-between;
}
.contact-band p {
  color: inherit;
  opacity: 0.85;
  margin: 0;
  font-size: 14px;
}
.contact-band h2 {
  font-size: 31px;
}
.contact-band .btn {
  background: var(--panel);
  border-color: var(--panel);
  color: var(--ink);
  flex: none;
}
.site-footer {
  padding: 50px 0 25px;
  border-top: 1px solid var(--line);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}
.footer-links {
  display: flex;
  gap: 15px 26px;
  flex-wrap: wrap;
  max-width: 480px;
  justify-content: flex-end;
  font-size: 13px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  margin-top: 30px;
  font-size: 12px;
  color: var(--muted);
}
.footer-bottom p {
  margin: 0;
}
.floating {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 15;
  border-radius: 50px;
  box-shadow: 0 5px 20px #0002;
}
.page-hero {
  padding: 65px 0 48px;
  border-bottom: 1px solid var(--line);
}
.page-hero h1 {
  max-width: 850px;
  font-size: clamp(32px, 3.5vw, 51px);
}
.page-hero p {
  max-width: 770px;
  margin: 0;
  line-height: 2;
}
.breadcrumbs {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 30px;
}
.article-layout {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 65px;
  padding: 65px 0 80px;
}
.toc {
  position: sticky;
  top: 125px;
  align-self: start;
  border-top: 2px solid var(--accent);
  padding-top: 22px;
}
.toc b {
  font-size: 13px;
}
.toc a {
  display: block;
  margin-top: 15px;
  font-size: 13px;
  color: var(--muted);
}
.article .chapter {
  margin-bottom: 30px;
  padding-top: 34px;
}
.article .chapter h2 {
  font-size: 28px;
}
.article .chapter p {
  font-size: 16px;
  line-height: 2.25;
}
.related {
  padding: 30px;
  background: var(--wash);
  border-radius: var(--radius);
  margin-top: 40px;
}
.related h2 {
  font-size: 22px;
}
.related-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.related-links a {
  font-size: 13px;
  border-bottom: 1px solid var(--accent);
}
.download-options {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 35px;
}
dialog {
  width: min(510px, calc(100% - 32px));
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
  color: var(--ink);
  box-shadow: 0 20px 80px #0005;
  max-height: 90dvh;
  overflow: auto;
}
dialog::backdrop {
  background: #151c28b5;
  backdrop-filter: blur(5px);
}
dialog h2 {
  font-size: 26px;
  padding-right: 30px;
}
dialog > p {
  font-size: 13px;
}
.close {
  position: absolute;
  right: 15px;
  top: 13px;
  background: none;
  border: 0;
  font-size: 25px;
  color: var(--ink);
  width: 40px;
  height: 40px;
}
.device-label {
  display: block;
  font-size: 13px;
  margin: 15px 0;
}
.device-label select {
  display: block;
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 9px;
  border-radius: 8px;
  margin-top: 7px;
  color: var(--ink);
}
.contact-row {
  display: flex;
  align-items: center;
  gap: 15px;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.contact-row b {
  font-size: 17px;
  overflow-wrap: anywhere;
}
.contact-row button {
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 8px 12px;
  flex: none;
}
.reminder {
  background: var(--wash);
  padding: 14px;
  border-radius: 10px;
  margin-top: 20px;
  line-height: 1.9;
  color: var(--ink);
}
#manual-copy {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px;
  margin-top: 15px;
  color: var(--ink);
}
#copy-result {
  min-height: 24px;
  font-size: 13px;
  margin-top: 10px;
}
.noscript {
  padding: 12px;
  background: var(--wash);
  font-size: 13px;
}
/* 第二版：问答优先，分栏目录与折叠信息。 */
body.indigo {
  --bg: #f1f4fc;
  --panel: #fff;
  --ink: #1b2850;
  --muted: #596882;
  --accent: #364dd0;
  --wash: #e0e6fb;
  --line: #ccd4ed;
  --radius: 20px;
}
.indigo .hero {
  grid-template-columns: 1fr;
  padding-top: 60px;
  position: relative;
  padding-right: 360px;
  min-height: 545px;
}
.indigo .hero h1 {
  font-size: clamp(36px, 4vw, 58px);
}
.indigo .hero-art {
  position: absolute;
  width: 290px;
  right: 0;
  top: 55px;
  min-height: 385px;
  grid-template-columns: 1fr;
  padding: 20px;
  background: linear-gradient(155deg, #dce3ff, #f0f3fc);
}
.indigo .hero-phone {
  width: 160px;
  transform: rotate(5deg);
}
.indigo .art-copy {
  display: none;
}
.indigo .section-head {
  display: block;
}
.indigo .section-head p {
  max-width: 700px;
  margin-top: 15px;
}
.indigo .route-grid {
  grid-template-columns: 1fr 1fr;
}
.indigo .route {
  display: grid;
  grid-template-columns: 35px 1fr 30px;
  gap: 6px 20px;
  min-height: 155px;
}
.indigo .route .num {
  grid-row: 1/3;
  margin: 0;
}
.indigo .route h3 {
  margin: 0;
}
.indigo .route p {
  grid-column: 2;
  margin: 0;
}
.indigo .route .arrow {
  grid-column: 3;
  grid-row: 1/3;
  align-self: center;
}
.indigo .chapter-grid {
  display: block;
  max-width: 880px;
}
.indigo .chapter-grid .chapter {
  display: grid;
  grid-template-columns: 40px 240px 1fr;
  gap: 24px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.indigo .chapter .num {
  margin: 0;
}
.indigo .chapter-grid h3 {
  font-size: 20px;
}
.indigo .gallery {
  gap: 18px;
}
.indigo .gallery figure {
  padding: 30px 26px;
}
.indigo .qa-grid {
  display: block;
}
.indigo .qa {
  margin-bottom: 14px;
}
.indigo details summary {
  cursor: pointer;
  list-style: none;
  font-weight: bold;
  font-size: 20px;
}
.indigo details summary:after {
  content: '+';
  float: right;
  color: var(--accent);
}
.indigo details[open] summary:after {
  content: '−';
}
.indigo details p {
  margin-top: 18px;
}
.indigo .article-layout {
  grid-template-columns: 1fr 250px;
}
.indigo .toc {
  grid-column: 2;
  grid-row: 1;
}
.indigo .article {
  grid-column: 1;
  grid-row: 1;
}
/* 第三版：柔和杂志，圆角信息岛，叙述先行。 */
body.peach {
  --bg: #fff4eb;
  --panel: #fffaf6;
  --ink: #4c373b;
  --muted: #7d6867;
  --accent: #9b3e55;
  --wash: #f3dfd4;
  --line: #e6ccc0;
  --radius: 32px;
}
.peach .site-header {
  position: relative;
  background: transparent;
}
.peach .header-inner {
  min-height: 105px;
}
.peach .hero {
  display: block;
  text-align: center;
  padding-top: 55px;
}
.peach .hero-copy {
  max-width: 860px;
  margin: auto;
}
.peach .hero-copy p {
  margin-left: auto;
  margin-right: auto;
}
.peach .actions,
.peach .tags {
  justify-content: center;
}
.peach .hero h1 {
  font-family: Georgia, 'Microsoft YaHei', serif;
  font-weight: 500;
  font-size: clamp(38px, 4.5vw, 65px);
}
.peach .hero-art {
  min-height: 225px;
  margin: 45px auto 0;
  max-width: 900px;
  grid-template-columns: 180px 1fr;
  padding: 25px 70px;
  text-align: left;
  border-radius: 100px 100px 30px 30px;
  overflow: hidden;
}
.peach .hero-phone {
  height: 210px;
  width: 150px;
  transform: rotate(-8deg);
  align-self: end;
  margin-bottom: -55px;
}
.peach .art-copy strong {
  font-size: 50px;
  float: left;
  margin-right: 25px;
}
.peach .art-copy span {
  display: none;
}
.peach .route-grid {
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}
.peach .route {
  border: 0;
  border-radius: 50px 50px 20px 20px;
  text-align: center;
  padding: 35px 20px;
  background: var(--wash);
}
.peach .route:nth-child(even) {
  background: #eae4d6;
}
.peach .route .num {
  border: 1px solid var(--accent);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  margin: 0 auto 25px;
}
.peach .chapter-grid {
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.peach .chapter-grid .chapter {
  border: 0;
  background: var(--panel);
  padding: 35px;
  border-radius: 30px;
}
.peach .section {
  border: 0;
  padding: 55px 0;
}
.peach .gallery figure {
  border-radius: 100px 100px 24px 24px;
}
.peach .qa {
  border: 0;
  border-radius: 20px;
  background: #eedfd8;
}
.peach .contact-band {
  border-radius: 70px 20px 70px 20px;
  padding: 55px;
}
.peach .article-layout {
  grid-template-columns: 200px 1fr;
  gap: 55px;
}
.peach .article .chapter {
  border: 0;
  border-bottom: 1px solid var(--line);
  padding-bottom: 35px;
}
/* 第四版：任务板，左侧主题和右侧工作清单。 */
body.forest {
  --bg: #eaf0e6;
  --panel: #f7faf4;
  --ink: #203c31;
  --muted: #536c5d;
  --accent: #2e6248;
  --wash: #d4e0cd;
  --line: #b6c9b3;
  --radius: 3px;
}
.forest .hero {
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.forest .hero-art {
  grid-template-columns: 180px 1fr;
  background: repeating-linear-gradient(0deg, transparent 0 29px, #bdcfb9 30px 31px), var(--wash);
  border: 1px solid var(--line);
  min-height: 440px;
}
.forest .hero-phone {
  transform: rotate(0);
  width: 180px;
  border-radius: 20px;
  box-shadow: 10px 10px 0 #20402c18;
}
.forest .art-copy strong {
  font: 700 43px 'Microsoft YaHei';
  letter-spacing: -0.07em;
}
.forest .route-grid {
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.forest .route {
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: transparent;
  position: relative;
}
.forest .route .num {
  background: var(--accent);
  color: white;
  display: inline-block;
  padding: 3px 10px;
  margin-bottom: 25px;
}
.forest .chapter-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 0 45px;
}
.forest .chapter-grid .chapter {
  grid-column: 2;
  border-top: 1px solid var(--line);
  padding: 28px;
  background: var(--panel);
  margin-bottom: 18px;
}
.forest .chapter-grid .chapter:first-child {
  grid-column: 1;
  grid-row: 1/5;
  background: var(--accent);
  color: white;
  padding: 30px;
  border: 0;
}
.forest .chapter-grid .chapter:first-child p,
.forest .chapter-grid .chapter:first-child .num {
  color: #dfeee1;
}
.forest .gallery {
  gap: 20px;
}
.forest .gallery figure {
  border: 1px solid var(--line);
  background: transparent;
}
.forest .qa-grid {
  grid-template-columns: 1fr;
}
.forest .qa {
  display: grid;
  grid-template-columns: 280px 1fr 80px;
  gap: 30px;
  padding: 22px;
}
.forest .qa p {
  margin: 0;
}
.forest .contact-band {
  border-left: 10px solid #99b38d;
}
.forest .article .chapter {
  border-top: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  padding: 25px 30px;
  background: var(--panel);
}
/* 第五版：深色夜航，纵向路标与交错图集。 */
body.night {
  --bg: #101a27;
  --panel: #172536;
  --ink: #e9eff3;
  --muted: #afbfcc;
  --accent: #9bbaff;
  --wash: #203449;
  --line: #35485d;
  --radius: 10px;
}
.night .btn {
  background: #9bbaff;
  color: #101a27;
}
.night .hero {
  grid-template-columns: 1.25fr 1fr;
  padding-top: 90px;
  padding-bottom: 80px;
  gap: 70px;
}
.night .hero-art {
  background: radial-gradient(ellipse at center, #375775, #172536);
  min-height: 490px;
  grid-template-columns: 1fr 100px;
  padding: 35px;
  border: 1px solid var(--line);
}
.night .hero-phone {
  transform: rotate(8deg);
  width: 210px;
  border-color: #638298;
  box-shadow: 15px 15px 30px #0005;
}
.night .art-copy strong {
  font-size: 55px;
}
.night .art-copy p {
  font-size: 12px;
}
.night .art-copy span {
  font-size: 10px;
}
.night .route-grid {
  grid-template-columns: 1fr 1fr 1fr 1fr;
}
.night .route {
  background: linear-gradient(135deg, #1e3044, #142230);
  border-radius: 0;
  border: 0;
  border-top: 2px solid var(--accent);
}
.night .chapter-grid {
  display: block;
  position: relative;
  max-width: 980px;
  margin: auto;
}
.night .chapter-grid .chapter {
  border: 0;
  border-left: 1px solid var(--line);
  padding: 10px 30px 35px 70px;
  position: relative;
  margin-left: 50px;
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 35px;
}
.night .chapter-grid .num {
  position: absolute;
  left: -24px;
  background: var(--bg);
  width: 44px;
  padding: 7px;
  font-size: 10px;
  line-height: 1.5;
  color: var(--accent);
}
.night .chapter-grid .chapter h3 {
  font-size: 24px;
}
.night .gallery {
  align-items: start;
  gap: 30px;
}
.night .gallery figure {
  padding: 30px 35px;
  background: linear-gradient(160deg, #243c53, #162637);
  border: 1px solid var(--line);
}
.night .gallery figure:nth-child(2) {
  margin-top: 60px;
}
.night .gallery figure:nth-child(3) {
  margin-top: 120px;
}
.night .contact-band {
  border: 1px solid var(--accent);
  background: var(--panel);
}
.night .contact-band .btn {
  color: #172536;
  background: var(--accent);
  border-color: var(--accent);
}
.night .gallery img {
  border-color: #4b6174;
}
.night .article .chapter {
  border-top-color: var(--line);
}
.night .reminder {
  color: var(--ink);
}
@media (min-width: 1600px) {
  .wrap {
    width: 1250px;
  }
}
@media (max-width: 1100px) {
  nav {
    gap: 14px;
    font-size: 12px;
  }
  .header-inner {
    gap: 15px;
  }
  .header-inner > .btn {
    padding: 10px 14px;
  }
  .hero {
    gap: 35px;
  }
  .hero-art {
    padding: 22px;
    gap: 12px;
    min-height: 425px;
  }
  .hero-phone {
    width: 170px;
  }
  .art-copy strong {
    font-size: 55px;
  }
  .gallery {
    gap: 22px;
  }
  .gallery figure {
    padding: 24px;
  }
  .forest .hero-art {
    grid-template-columns: 150px 1fr;
    padding: 20px;
  }
  .forest .hero-phone {
    width: 150px;
  }
  .forest .art-copy strong {
    font-size: 34px;
  }
  .night .hero {
    gap: 30px;
  }
  .night .hero-art {
    padding: 24px;
    grid-template-columns: 1fr 70px;
  }
  .night .hero-phone {
    width: 165px;
  }
  .night .art-copy strong {
    font-size: 40px;
  }
  .night .gallery figure {
    padding: 25px;
  }
  .chapter-grid {
    gap: 25px 35px;
  }
  .route {
    padding: 23px 20px;
  }
  .forest .qa {
    grid-template-columns: 220px 1fr 75px;
  }
}
@media (max-width: 900px) {
  .wrap {
    width: calc(100% - 40px);
  }
  .header-inner {
    min-height: 78px;
    flex-wrap: wrap;
    padding: 12px 0;
  }
  .brand {
    margin-right: auto;
  }
  .brand img {
    width: 38px;
    height: 38px;
  }
  .brand b {
    font-size: 16px;
  }
  .menu-toggle {
    display: block;
    order: 3;
  }
  .header-inner > .btn {
    order: 2;
    font-size: 12px;
    min-height: 40px;
  }
  .header-inner > nav {
    display: none;
    order: 4;
    width: 100%;
    margin: 5px 0 0;
    padding: 15px 0;
    border-top: 1px solid var(--line);
    flex-wrap: wrap;
    font-size: 14px;
  }
  .header-inner > nav.is-open {
    display: flex;
  }
  .hero {
    gap: 30px;
    padding-top: 50px;
    grid-template-columns: 1.1fr 0.9fr;
  }
  .hero h1 {
    font-size: 37px;
  }
  .hero-copy > p {
    font-size: 15px;
  }
  .hero-art {
    display: block;
    padding: 25px;
    min-height: 350px;
  }
  .hero-phone {
    width: 150px;
  }
  .art-copy {
    margin-top: 23px;
    text-align: center;
  }
  .art-copy strong {
    font-size: 28px;
    margin-bottom: 12px;
  }
  .art-copy p {
    font-size: 11px;
  }
  .art-copy span {
    display: none;
  }
  .route-grid {
    grid-template-columns: 1fr 1fr;
  }
  .route {
    min-height: 190px;
  }
  .route .num {
    margin-bottom: 20px;
  }
  .section-head {
    display: block;
  }
  .section-head p {
    max-width: 650px;
    margin-top: 18px;
  }
  .gallery {
    gap: 15px;
  }
  .gallery figure {
    padding: 20px 17px;
  }
  .gallery img {
    border-width: 4px;
    border-radius: 20px;
  }
  .gallery figcaption {
    font-size: 12px;
    display: block;
  }
  .gallery figcaption span {
    display: block;
  }
  .qa-grid {
    grid-template-columns: 1fr;
  }
  .qa {
    padding: 25px;
  }
  .qa h3 {
    font-size: 20px;
  }
  .contact-band {
    padding: 32px;
  }
  .contact-band h2 {
    font-size: 27px;
  }
  .article-layout {
    grid-template-columns: 180px 1fr;
    gap: 30px;
  }
  .article .chapter h2 {
    font-size: 25px;
  }
  .indigo .hero {
    padding-right: 290px;
  }
  .indigo .hero-art {
    width: 245px;
  }
  .indigo .chapter-grid .chapter {
    grid-template-columns: 30px 200px 1fr;
    gap: 18px;
  }
  .peach .header-inner {
    min-height: 78px;
  }
  .peach .route-grid {
    grid-template-columns: 1fr 1fr;
  }
  .peach .hero-art {
    display: grid;
    min-height: 210px;
    grid-template-columns: 150px 1fr;
    padding: 25px 40px;
  }
  .peach .art-copy {
    margin: 0;
    text-align: left;
  }
  .peach .art-copy strong {
    font-size: 38px;
  }
  .peach .article-layout {
    grid-template-columns: 170px 1fr;
    gap: 30px;
  }
  .forest .hero {
    gap: 30px;
  }
  .forest .hero-art {
    display: block;
    min-height: 350px;
  }
  .forest .hero-phone {
    width: 140px;
  }
  .forest .route-grid {
    grid-template-columns: 1fr 1fr;
  }
  .forest .chapter-grid {
    grid-template-columns: 220px 1fr;
    gap: 0 25px;
  }
  .forest .qa {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .night .hero-art {
    display: block;
    min-height: 360px;
  }
  .night .hero-phone {
    width: 160px;
  }
  .night .art-copy {
    margin-top: 25px;
  }
  .night .art-copy strong {
    font-size: 27px;
  }
  .night .route-grid {
    grid-template-columns: 1fr 1fr;
  }
  .night .chapter-grid .chapter {
    grid-template-columns: 200px 1fr;
    gap: 20px;
    padding-left: 45px;
    margin-left: 30px;
  }
  .night .gallery figure {
    padding: 20px;
  }
  .night .gallery figure:nth-child(2) {
    margin-top: 35px;
  }
  .night .gallery figure:nth-child(3) {
    margin-top: 70px;
  }
  .section {
    padding: 55px 0;
  }
}
@media (max-width: 600px) {
  .wrap {
    width: calc(100% - 36px);
  }
  .header-inner {
    gap: 9px;
  }
  .brand img {
    width: 34px;
    height: 34px;
  }
  .brand b {
    font-size: 14px;
  }
  .brand small {
    font-size: 9px;
  }
  .header-inner > .btn {
    font-size: 11px;
    padding: 8px 10px;
  }
  .menu-toggle {
    font-size: 11px;
    padding: 8px;
  }
  .hero,
  .forest .hero,
  .night .hero {
    display: flex;
    flex-direction: column;
    gap: 35px;
    padding: 40px 0;
  }
  .hero-copy {
    width: 100%;
  }
  .hero h1 {
    font-size: 36px;
  }
  .eyebrow {
    font-size: 11px;
    margin-bottom: 20px;
  }
  .hero-art,
  .forest .hero-art,
  .night .hero-art {
    width: 100%;
    min-height: 270px;
    display: grid;
    grid-template-columns: 150px 1fr;
    padding: 25px;
    gap: 20px;
  }
  .hero-phone,
  .forest .hero-phone,
  .night .hero-phone {
    width: 135px;
  }
  .hero-art .art-copy {
    margin: 0;
    text-align: left;
  }
  .art-copy strong,
  .forest .art-copy strong,
  .night .art-copy strong {
    font-size: 40px;
  }
  .art-copy p {
    font-size: 12px;
  }
  .tags {
    font-size: 11px;
  }
  .actions {
    margin-top: 23px;
  }
  .actions .btn,
  .actions .outline {
    padding: 10px 15px;
    font-size: 13px;
  }
  .section {
    padding: 42px 0;
  }
  .section-head {
    margin-bottom: 25px;
  }
  .section-head h2 {
    font-size: 27px;
  }
  .section-head p {
    font-size: 13px;
  }
  .route-grid,
  .night .route-grid {
    gap: 12px;
  }
  .route {
    padding: 22px 17px;
    min-height: 210px;
  }
  .route h3 {
    font-size: 18px;
  }
  .route p {
    font-size: 12px;
    line-height: 1.9;
  }
  .chapter-grid {
    display: block;
  }
  .chapter {
    padding: 25px 0;
    margin-bottom: 10px;
  }
  .chapter h3 {
    font-size: 22px;
  }
  .chapter p {
    font-size: 14px;
  }
  .gallery {
    display: block;
  }
  .gallery figure {
    padding: 30px 50px 24px;
    margin-bottom: 20px;
  }
  .gallery img {
    max-height: 480px;
    border-radius: 22px;
  }
  .gallery figcaption {
    display: flex;
    font-size: 14px;
  }
  .gallery figcaption span {
    font-size: 11px;
  }
  .fineprint {
    font-size: 11px;
  }
  .contact-band {
    display: block;
    padding: 29px;
  }
  .contact-band h2 {
    font-size: 25px;
  }
  .contact-band .btn {
    margin-top: 22px;
  }
  .footer-top {
    display: block;
  }
  .footer-links {
    justify-content: flex-start;
    margin-top: 28px;
    gap: 12px 20px;
  }
  .footer-bottom {
    display: block;
    padding-bottom: 45px;
  }
  .footer-bottom p {
    margin-top: 12px;
  }
  .floating {
    font-size: 12px;
    min-height: 40px;
    padding: 9px 16px;
    bottom: 14px;
    right: 14px;
  }
  .page-hero {
    padding: 38px 0;
  }
  .breadcrumbs {
    margin-bottom: 22px;
  }
  .page-hero h1 {
    font-size: 34px;
  }
  .page-hero p {
    font-size: 14px;
  }
  .article-layout,
  .peach .article-layout,
  .indigo .article-layout {
    display: flex;
    flex-direction: column;
    padding-top: 30px;
    gap: 25px;
  }
  .toc {
    position: static;
    width: 100%;
    padding: 20px;
    background: var(--wash);
    border: 0;
    border-radius: var(--radius);
  }
  .toc a {
    margin-top: 10px;
  }
  .article {
    width: 100%;
  }
  .article .chapter p {
    font-size: 15px;
    line-height: 2.2;
  }
  .article .chapter h2 {
    font-size: 25px;
  }
  .article .chapter {
    margin-bottom: 10px;
  }
  .related {
    padding: 25px;
  }
  .indigo .hero {
    padding: 40px 0;
    display: flex;
    min-height: 0;
    gap: 30px;
  }
  .indigo .hero-art {
    position: relative;
    width: 100%;
    min-height: 265px;
    display: grid;
    grid-template-columns: 135px 1fr;
  }
  .indigo .hero-art .art-copy {
    display: block;
  }
  .indigo .hero h1 {
    font-size: 35px;
  }
  .indigo .route-grid {
    grid-template-columns: 1fr;
  }
  .indigo .route {
    min-height: 135px;
    grid-template-columns: 25px 1fr 20px;
    padding: 25px 20px;
    gap: 8px 14px;
  }
  .indigo .chapter-grid .chapter {
    grid-template-columns: 25px 1fr;
    gap: 10px 20px;
  }
  .indigo .chapter-grid .chapter p {
    grid-column: 2;
  }
  .peach .hero {
    padding: 40px 0;
  }
  .peach .hero h1 {
    font-size: 38px;
  }
  .peach .hero-art {
    padding: 25px;
    grid-template-columns: 125px 1fr;
    border-radius: 45px 45px 18px 18px;
    min-height: 220px;
  }
  .peach .hero-phone {
    width: 120px;
    margin-bottom: -40px;
  }
  .peach .art-copy strong {
    float: none;
    margin: 0 0 15px;
    font-size: 38px;
  }
  .peach .route-grid {
    gap: 13px;
  }
  .peach .route {
    padding: 25px 16px;
    border-radius: 35px 35px 16px 16px;
  }
  .peach .chapter-grid {
    display: block;
  }
  .peach .chapter-grid .chapter {
    padding: 28px;
    margin-bottom: 18px;
  }
  .peach .gallery figure {
    border-radius: 65px 65px 20px 20px;
  }
  .peach .section {
    padding: 35px 0;
  }
  .peach .contact-band {
    border-radius: 45px 15px 45px 15px;
    padding: 32px;
  }
  .forest .chapter-grid {
    display: block;
  }
  .forest .chapter-grid .chapter {
    padding: 27px;
  }
  .forest .route-grid {
    gap: 0;
  }
  .forest .qa {
    gap: 10px;
    padding: 23px;
  }
  .forest .article .chapter {
    padding: 23px;
  }
  .night .chapter-grid .chapter {
    display: block;
    margin-left: 22px;
    padding: 10px 0 30px 36px;
  }
  .night .chapter-grid .chapter h3 {
    font-size: 22px;
  }
  .night .chapter-grid .num {
    left: -22px;
    top: 0;
  }
  .night .gallery figure,
  .night .gallery figure:nth-child(2),
  .night .gallery figure:nth-child(3) {
    margin-top: 0;
    padding: 30px 50px;
  }
  .night .hero {
    padding-top: 40px;
  }
  .night .hero-phone {
    width: 135px;
  }
  dialog {
    padding: 28px 22px;
  }
  dialog h2 {
    font-size: 23px;
  }
  .contact-row {
    gap: 10px;
  }
  .contact-row b {
    font-size: 15px;
  }
  .reminder {
    font-size: 12px;
  }
  .download-options {
    gap: 10px;
  }
  .download-options button {
    font-size: 12px;
    padding: 10px 13px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
  }
}