:root {
  --ink: #1d1d1f;
  --muted: #6b6b70;
  --blue: #1266b2;
  --blue-hover: #0a5193;
  --cyan: #20a8d9;
  --line: #dedee3;
  --soft: #f5f5f7;
  --paper: #fff;
}
* { box-sizing: border-box; letter-spacing: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 15px/1.8 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; }
body.dialog-open { overflow: hidden; }
button, input, textarea { font: inherit; }
button, a, input, textarea, summary { -webkit-tap-highlight-color: transparent; }
button, summary { cursor: pointer; }
button { border: 0; color: inherit; }
a { color: inherit; text-decoration: none; }
button, a { touch-action: manipulation; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { font-weight: 600; line-height: 1.4; text-wrap: pretty; overflow-wrap: break-word; }
h1 { font-size: 48px; }
h2 { font-size: 34px; }
h3 { font-size: 20px; }
ul, ol { padding: 0; margin: 0; list-style: none; }
svg { flex-shrink: 0; width: 20px; height: 20px; stroke-width: 1.7; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }
.container { width: 100%; max-width: 1200px; padding-inline: 40px; margin-inline: auto; }
.section { padding-block: 96px; }
.eyebrow { color: var(--blue); font-size: 12px; font-weight: 500; margin-bottom: 16px; }
.muted { color: var(--muted); }
.button { min-height: 48px; display: inline-flex; justify-content: center; align-items: center; gap: 18px; padding: 12px 23px; border: 1px solid transparent; border-radius: 6px; font-size: 14px; font-weight: 500; line-height: 1.5; transition: background .18s, border-color .18s; text-align: center; }
.button-primary { color: white; background: var(--blue); }
.button-primary:hover { background: var(--blue-hover); }
.button-dark { color: white; background: var(--ink); }
.button-dark:hover { background: #38383b; }
.button-outline { background: transparent; border-color: var(--line); }
.button-outline:hover { background: var(--soft); }
.button.small { min-height: 40px; padding: 9px 16px; gap: 10px; font-size: 12px; }
.button:disabled { cursor: wait; opacity: .65; }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: var(--blue); font-size: 14px; font-weight: 500; padding: 7px 0; background: transparent; text-align: left; }
.text-link:hover { color: var(--blue-hover); text-decoration: underline; text-underline-offset: 4px; }
.icon-button { width: 42px; height: 42px; flex-shrink: 0; display: inline-flex; justify-content: center; align-items: center; border: 1px solid var(--line); border-radius: 6px; background: white; }
.icon-button:hover { background: var(--soft); }
.skip-link { position: fixed; z-index: 100; top: -100px; left: 16px; padding: 10px 18px; background: white; border: 2px solid var(--blue); }
.skip-link:focus { top: 10px; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.95); backdrop-filter: blur(18px); border-bottom: 1px solid #ebebee; }
.header-inner { height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 15px; flex-shrink: 0; }
.brand-logo { width: 86px; height: 60px; object-fit: contain; }
.brand-context { font-size: 12px; line-height: 1.6; padding-left: 15px; border-left: 1px solid var(--line); }
.brand-context small { display: block; margin-top: 4px; font-size: 10px; font-weight: 400; color: var(--muted); }
.desktop-nav { display: flex; gap: 24px; font-size: 12px; align-items: center; }
.desktop-nav a { padding-block: 26px; white-space: nowrap; }
.desktop-nav a:hover, .desktop-nav a.active { color: var(--blue); }
.header-actions { display: flex; gap: 18px; align-items: center; }
.header-phone { display: inline-flex; align-items: center; gap: 7px; font-size: 16px; font-weight: 500; line-height: 1.4; white-space: nowrap; }
.header-phone small { display: block; font-size: 11px; color: var(--muted); font-weight: 400; }
.header-phone svg { width: 16px; height: 16px; }
.header-contact { font-size: 12px; white-space: nowrap; }
.header-contact:hover, .header-phone:hover { color: var(--blue); }
.mobile-menu-toggle, .mobile-nav { display: none; }
.hero { position: relative; background: white; text-align: left; }
.hero-inner { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); align-items: center; gap: 76px; min-height: min(560px, calc(100svh - 190px)); padding-block: 64px; }
.hero-content { min-width: 0; }
.hero-eyebrow { margin-bottom: 8px; color: var(--muted); font-size: 12px; }
.hero h1 { font-size: 60px; font-weight: 600; line-height: 1.2; }
.hero-service-title { font-size: 27px; line-height: 1.5; font-weight: 500; margin-top: 8px; }
.hero-service-title span { display: inline-block; }
.hero-copy { color: var(--muted); font-size: 15px; margin-top: 10px; }
.hero-actions { display: flex; justify-content: flex-start; flex-wrap: wrap; align-items: center; gap: 26px; margin-top: 28px; }
.hero-secondary { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--blue); padding-block: 12px; }
.hero-secondary:hover { text-decoration: underline; text-underline-offset: 4px; }
.hero-secondary svg { width: 16px; height: 16px; }
.hero-orbit { width: min(100%, 440px); height: auto; aspect-ratio: 593 / 363; object-fit: contain; justify-self: center; margin: 0; }
.hero-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 12px 25px; margin-top: 28px; }
.hero-bottom span { display: inline-flex; gap: 8px; align-items: center; color: var(--muted); font-size: 11px; }
.hero-bottom svg { width: 16px; height: 16px; color: var(--blue); }
.contact-quick { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 22px; margin-top: 22px; }
.contact-quick:empty { display: none; }
.contact-quick a, .contact-quick button { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); background: transparent; font-size: 17px; padding: 6px 0; }
.contact-quick a:hover, .contact-quick button:hover { color: var(--blue); }
.contact-quick span { display: flex; align-items: center; flex-wrap: wrap; gap: 5px; }
.contact-quick svg { width: 19px; height: 19px; color: var(--blue); }
.contact-quick b { font-weight: 700; }
.hero-contact { justify-content: flex-start; margin-top: 16px; }
.intro-strip { background: var(--soft); }
.intro-strip > .container { display: flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 132px; }
.intro-strip p { font-size: 14px; margin-right: auto; }
.intro-strip strong { font-weight: 500; }
.intro-strip div > span:not(.strip-plus) { display: block; font-size: 11px; color: var(--muted); }
.intro-strip b { display: block; font-size: 20px; font-weight: 500; margin-top: 3px; }
.strip-plus { font-size: 22px; font-weight: 300; color: #909097; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; margin-bottom: 40px; }
.section-heading > p { color: var(--muted); font-size: 13px; }
.service-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.service-card { background: var(--soft); border: 1px solid transparent; border-radius: 8px; padding: 28px 23px 20px; display: flex; flex-direction: column; transition: border-color .18s, background .18s; }
.service-card:hover { border-color: #b9cfe3; background: #f0f3f6; }
.service-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.service-icon { width: 34px; height: 34px; display: grid; place-items: center; color: var(--blue); }
.service-icon svg { width: 28px; height: 28px; }
.service-icon.tone-1 { color: #575a63; }
.service-icon.tone-2 { color: #137f8c; }
.service-icon.tone-3 { color: #526878; }
.service-no { font-size: 11px; color: #86868d; font-variant-numeric: tabular-nums; }
.service-card h3 { font-size: 21px; margin-bottom: 12px; }
.service-card p { font-size: 13px; color: var(--muted); line-height: 1.9; margin-bottom: 22px; }
.service-card .text-link { margin-top: auto; justify-content: space-between; width: 100%; font-size: 12px; border-top: 1px solid var(--line); padding-top: 16px; }
.support-links { margin-top: 24px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px; }
.support-links > a { display: flex; gap: 16px; align-items: center; padding: 23px 0; border-bottom: 1px solid var(--line); }
.support-link-icon { color: var(--blue); }
.support-link-icon svg { width: 25px; height: 25px; }
.support-links h3 { font-size: 18px; margin-bottom: 6px; }
.support-links p { font-size: 12px; color: var(--muted); }
.support-links > a > svg { margin-left: auto; color: var(--blue); }
.support-links > a:hover h3 { color: var(--blue); }
.care-section { background: var(--soft); }
.care-layout { display: grid; grid-template-columns: 1fr 1.05fr; gap: 90px; align-items: center; }
.care-copy > p:not(.eyebrow) { margin: 24px 0; color: var(--muted); font-size: 14px; }
.check-list { display: flex; flex-direction: column; gap: 13px; margin-block: 24px 30px; }
.check-list li { display: flex; gap: 10px; font-size: 13px; align-items: flex-start; }
.check-list svg { color: var(--blue); width: 17px; height: 17px; margin-top: 4px; }
.care-flow { border-top: 1px solid var(--ink); }
.care-flow-head { display: flex; justify-content: space-between; gap: 12px; padding: 20px 0; font-size: 13px; border-bottom: 1px solid var(--line); }
.care-flow-head svg { color: var(--blue); }
.care-step { display: flex; align-items: flex-start; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.step-number { font-size: 18px; color: var(--blue); font-weight: 400; line-height: 1.5; }
.care-step h3 { font-size: 16px; margin-bottom: 6px; }
.care-step p { font-size: 12px; color: var(--muted); }
.care-step > svg { margin-left: auto; color: #7a7c82; margin-top: 4px; }
.flow-note { font-size: 10px; color: var(--muted); margin-top: 14px; }
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-photo { aspect-ratio: 1.05; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; }
.about-photo figcaption { font-size: 11px; color: var(--muted); margin-top: 12px; }
.about-copy .large-copy { font-size: 22px; line-height: 1.65; margin-block: 26px 18px; }
.about-copy > p:not(.eyebrow):not(.large-copy) { color: var(--muted); font-size: 14px; }
.about-copy > .text-link { margin-top: 26px; }
.guides-section { background: var(--soft); }
.guide-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.guide-card { display: flex; flex-direction: column; border-top: 1px solid #b7b8be; padding-top: 22px; }
.guide-card-top { display: flex; justify-content: space-between; align-items: center; color: var(--muted); margin-bottom: 25px; }
.guide-card-top span { font-size: 11px; }
.guide-card-top svg { color: var(--blue); }
.guide-card h3 { font-size: 20px; line-height: 1.6; margin-bottom: 14px; min-height: 64px; }
.guide-card p { font-size: 13px; color: var(--muted); margin-bottom: 28px; }
.guide-card-bottom { display: flex; align-items: center; justify-content: space-between; font-size: 11px; color: var(--muted); margin-top: auto; }
.guide-card-bottom svg { color: var(--blue); }
.guide-card:hover h3 { color: var(--blue); }
.faq-layout { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 65px; }
.faq-layout > div > .muted { font-size: 14px; margin-top: 20px; }
.faq-layout > div > .text-link { margin-top: 22px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { display: flex; align-items: center; gap: 18px; font-size: 14px; font-weight: 500; padding: 23px 0; list-style: none; }
summary::-webkit-details-marker { display: none; }
.faq-index { font-size: 11px; color: var(--muted); }
.faq-item summary > svg { margin-left: auto; width: 17px; height: 17px; }
.faq-item[open] summary > svg { transform: rotate(45deg); }
.faq-item p { margin: -4px 30px 24px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.consultation-section { background: var(--soft); }
.consultation-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: start; }
.consultation-copy { padding-top: 16px; }
.consultation-copy h2 { font-size: 38px; line-height: 1.5; }
.consultation-copy > p:not(.eyebrow):not(.privacy-copy) { color: var(--muted); margin-top: 24px; font-size: 14px; }
.privacy-copy { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 11px; margin-top: 40px; }
.privacy-copy svg { width: 17px; height: 17px; }
.consultation-form { border-top: 1px solid var(--ink); padding-top: 23px; }
.consultation-form > h3 { font-size: 23px; }
.lead-form { margin-top: 20px; }
.form-mode { font-size: 11px; color: var(--muted); margin-bottom: 18px; line-height: 1.7; }
.field { margin-bottom: 19px; }
.field > label { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 500; }
.question-field label { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.field-optional { color: var(--muted); font-size: 10px; font-weight: 400; }
input:not([type=hidden]), textarea { border: 1px solid #c7c7cc; border-radius: 6px; width: 100%; min-height: 48px; padding: 12px 13px; color: var(--ink); background: white; font-size: 16px; }
input::placeholder, textarea::placeholder { color: #808087; }
textarea { resize: vertical; min-height: 104px; }
.consent-note { color: var(--muted); font-size: 11px; line-height: 1.8; margin-bottom: 17px; }
.consent-note a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.form-submit { width: 100%; justify-content: space-between; }
.form-footnote { font-size: 10px; color: var(--muted); margin-top: 11px; display: flex; justify-content: center; align-items: center; gap: 5px; }
.form-footnote svg { width: 13px; height: 13px; }
.honey { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; pointer-events: none; }
.form-error { color: #a42c30; background: #fff1f1; border-left: 2px solid #b63b42; font-size: 12px; padding: 10px 12px; margin-bottom: 15px; }
.form-result { padding: 30px 0; text-align: center; }
.result-icon { display: inline-grid; place-items: center; width: 48px; height: 48px; background: #edf5fc; color: var(--blue); border-radius: 50%; margin-bottom: 17px; }
.form-result p { margin: 15px 0 10px; color: var(--muted); font-size: 13px; }
.form-result small { display: block; color: var(--muted); font-size: 10px; overflow-wrap: anywhere; }
.form-result button { margin-top: 24px; }
.contact-band { padding-block: 76px; border-bottom: 1px solid var(--line); }
.contact-band-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; }
.contact-band-heading > p { color: var(--muted); font-size: 13px; }
.contact-band-body { display: flex; align-items: center; justify-content: space-between; gap: 45px; margin-top: 38px; }
.contact-methods { display: flex; flex-wrap: wrap; gap: 28px 42px; min-width: 0; }
.contact-method { display: flex; align-items: flex-start; gap: 13px; min-width: 0; }
.contact-method > div { min-width: 0; }
.contact-method > svg { color: var(--blue); margin-top: 5px; width: 24px; height: 24px; }
.contact-method span { display: block; color: var(--ink); font-size: 15px; font-weight: 500; }
.contact-number, .wechat-id { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 28px; font-weight: 700; letter-spacing: .5px; margin-top: 4px; overflow-wrap: anywhere; word-break: break-word; }
.contact-number:hover { color: var(--blue); }
.contact-pending { color: var(--muted); font-size: 14px; margin-top: 5px; }
.wechat-id button { width: 30px; height: 30px; padding: 0; border: 0; background: transparent; color: var(--blue); }
.wechat-id button svg { width: 16px; height: 16px; }
.copy-status { min-height: 18px; color: var(--blue) !important; }
.wechat-qr { text-align: center; flex: 0 0 auto; width: 190px; }
.wechat-qr img, .qr-pending > div { width: 190px; height: 190px; border: 1px solid var(--line); background: white; }
.wechat-qr img { object-fit: contain; }
.qr-pending > div { display: grid; place-items: center; align-content: center; gap: 9px; color: var(--muted); font-size: 11px; }
.qr-pending svg { width: 28px; height: 28px; }
.wechat-qr figcaption { color: var(--ink); font-size: 14px; margin-top: 9px; font-weight: 500; }
.site-footer { padding-block: 40px 24px; background: var(--soft); }
.footer-top { display: flex; align-items: center; gap: 34px; padding-bottom: 30px; border-bottom: 1px solid var(--line); }
.footer-top > p { color: var(--muted); font-size: 11px; }
.footer-links { display: flex; gap: 20px; margin-left: auto; font-size: 11px; flex-wrap: wrap; }
.footer-links a { display: inline-flex; align-items: center; gap: 4px; }
.footer-links svg { width: 12px; height: 12px; }
.footer-links a:hover { color: var(--blue); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; color: var(--muted); font-size: 10px; padding-block: 21px 8px; }
.image-note { color: var(--muted); font-size: 9px; }
.mobile-contact { display: none; }
.contact-rail { position: fixed; right: 16px; top: 42%; z-index: 20; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: white; }
.contact-rail button { display: flex; flex-direction: column; align-items: center; gap: 4px; width: 52px; min-height: 62px; padding: 10px 4px; background: white; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.contact-rail button:last-child { border-bottom: 0; color: var(--blue); }
.contact-rail button:hover { color: var(--blue); background: var(--soft); }
.contact-rail svg { width: 19px; height: 19px; }
.back-top { position: fixed; right: 21px; bottom: 22px; z-index: 15; }
body:has(.consult-reminder:not([hidden])) .back-top { visibility: hidden; }
dialog { width: min(500px, calc(100% - 32px)); max-height: calc(100svh - 40px); overflow-y: auto; padding: 25px 30px 28px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: white; box-shadow: 0 24px 100px #0003; overscroll-behavior: contain; }
dialog::backdrop { background: rgba(20,20,24,.4); backdrop-filter: blur(5px); }
.dialog-top { display: flex; gap: 10px; align-items: center; margin-bottom: 22px; }
.dialog-top .eyebrow { margin: 0; font-size: 11px; color: var(--muted); }
.dialog-top .icon-button { margin-left: auto; border: 0; width: 36px; height: 36px; }
.dialog-logo { width: 54px; height: auto; }
dialog h2 { font-size: 27px; }
.dialog-description { font-size: 13px; color: var(--muted); margin-top: 9px; }
dialog .form-mode { padding: 8px 10px; background: var(--soft); border-radius: 4px; font-size: 10px; }
.contact-dialog-body { display: flex; flex-direction: column; gap: 25px; margin-top: 25px; }
.contact-dialog-body .contact-methods { display: flex; flex-direction: column; gap: 22px; }
.contact-dialog-body .wechat-qr { align-self: center; }
.consult-reminder { position: fixed; right: 24px; bottom: 24px; z-index: 24; width: min(320px, calc(100% - 32px)); padding: 22px 23px 18px; background: white; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 12px 42px #0002; }
.consult-reminder > .icon-button { position: absolute; top: 7px; right: 7px; width: 32px; height: 32px; border: 0; }
.consult-reminder .eyebrow { padding-right: 20px; font-size: 10px; margin-bottom: 12px; }
.consult-reminder h3 { font-size: 20px; margin-bottom: 7px; }
.consult-reminder p:not(.eyebrow) { color: var(--muted); font-size: 12px; }
.consult-reminder .text-link { margin-top: 12px; font-size: 13px; }
.noscript-message { position: fixed; bottom: 0; width: 100%; background: white; border-top: 1px solid var(--line); padding: 14px; font-size: 12px; z-index: 90; }
.page-intro { background: var(--soft); padding-block: 28px 65px; }
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 11px; margin-bottom: 40px; }
.breadcrumb svg { width: 12px; height: 12px; }
.breadcrumb a:hover { text-decoration: underline; }
.page-intro h1 { font-size: 42px; max-width: 840px; }
.page-deck { font-size: 16px; color: var(--muted); max-width: 740px; margin-top: 23px; line-height: 1.9; }
.page-intro .button { margin-top: 28px; }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 90px; align-items: start; }
.article-body h2 { font-size: 26px; margin-block: 42px 20px; }
.article-body h2:first-child { margin-top: 0; }
.article-body > p { color: var(--muted); font-size: 15px; line-height: 2; }
.detail-list { margin-top: 22px; border-top: 1px solid var(--line); }
.detail-list li { display: flex; align-items: center; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.detail-list span { font-size: 16px; color: var(--blue); }
.detail-list h3 { font-size: 17px; font-weight: 500; }
.boundary { background: var(--soft); border-left: 2px solid #b1b5bc; padding: 24px; margin-block: 35px; }
.boundary h3 { font-size: 15px; display: flex; align-items: center; gap: 9px; margin-bottom: 10px; }
.boundary p { color: var(--muted); font-size: 13px; line-height: 1.9; }
.detail-aside { border-top: 1px solid var(--ink); padding-top: 25px; position: sticky; top: 118px; }
.detail-aside h2 { font-size: 25px; margin-bottom: 16px; }
.detail-aside > p:not(.eyebrow) { font-size: 13px; color: var(--muted); margin-bottom: 25px; }
.detail-aside > .button { width: 100%; justify-content: space-between; }
.detail-aside > .text-link { margin-top: 18px; }
.related-services { margin-top: 32px; }
.related-services h3 { font-size: 13px; margin-bottom: 15px; }
.related-services a { display: flex; justify-content: space-between; align-items: center; gap: 18px; font-size: 13px; border-bottom: 1px solid var(--line); padding: 14px 0; }
.related-services a:hover { color: var(--blue); }
.related-services svg { width: 15px; height: 15px; }
.short-faq { background: var(--soft); }
.byline { font-size: 11px; color: var(--muted); margin-top: 20px; }
.article-end { border-top: 1px solid var(--line); margin-top: 45px; padding-top: 28px; display: flex; flex-wrap: wrap; gap: 20px; align-items: center; justify-content: space-between; font-size: 13px; }
.privacy-article { max-width: 860px; }
.error-page { min-height: 65svh; }
@media (max-width: 1320px) {
  .contact-rail { display: none; }
  .header-inner { gap: 20px; }
  .desktop-nav { gap: 18px; }
  .header-phone { display: none; }
}
@media (max-width: 1080px) {
  .container { padding-inline: 30px; }
  .hero-inner { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 40px; padding-block: 52px; }
  .desktop-nav { gap: 15px; font-size: 11px; }
  .header-inner { gap: 16px; }
  .header-contact { display: none; }
  .brand-context { font-size: 11px; padding-left: 12px; }
  .care-layout, .about-layout { gap: 45px; }
  .consultation-layout { gap: 55px; }
  .service-card { padding-inline: 18px; }
  .faq-layout { grid-template-columns: 240px minmax(0, 1fr); gap: 40px; }
  .detail-layout { gap: 45px; grid-template-columns: minmax(0, 1fr) 250px; }
  .footer-top > p { display: none; }
}
@media (max-width: 900px) {
  .hero-inner { gap: 30px; }
  .hero-service-title { font-size: 23px; }
  .hero-actions { gap: 14px; }
  .hero-actions .button { padding-inline: 16px; gap: 10px; }
  .desktop-nav { display: none; }
  .mobile-menu-toggle { display: inline-flex; border: 0; }
  .mobile-nav:not([hidden]) { display: flex; flex-direction: column; padding: 10px 30px 20px; border-top: 1px solid var(--line); }
  .mobile-nav a { padding: 10px 0; font-size: 14px; }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .faq-layout { grid-template-columns: 1fr; gap: 30px; }
  .care-step { gap: 12px; }
  .care-step > svg { display: none; }
  .guide-grid { gap: 22px; }
  .guide-card h3 { font-size: 18px; }
  .intro-strip > .container { gap: 18px; }
  .intro-strip p { font-size: 12px; }
  .intro-strip b { font-size: 18px; }
  .contact-band-body { gap: 30px; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 86px; }
  body { padding-bottom: calc(73px + env(safe-area-inset-bottom)); }
  .container { padding-inline: 24px; }
  .section { padding-block: 60px; }
  h2 { font-size: 28px; }
  .header-inner { height: 76px; padding-inline: 18px; gap: 10px; }
  .brand { gap: 10px; }
  .brand-logo { width: 70px; height: 49px; }
  .brand-context { font-size: 10px; padding-left: 10px; }
  .brand-context small { font-size: 9px; margin-top: 3px; }
  .header-actions { gap: 7px; }
  .header-actions > .button { display: none; }
  .mobile-menu-toggle { width: 38px; height: 40px; }
  .mobile-nav:not([hidden]) { padding-inline: 24px; }
  .hero-inner { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 0 22px; min-height: 0; padding-block: 40px 32px; }
  .hero-content { display: contents; }
  .hero-heading { min-width: 0; grid-column: 2; grid-row: 1; }
  .hero h1 { font-size: 40px; }
  .hero-service-title { font-size: 18px; margin-top: 9px; }
  .hero-copy, .hero-actions, .hero-contact, .hero-bottom { grid-column: 1 / -1; }
  .hero-copy { font-size: 13px; margin-top: 25px; }
  .hero-eyebrow { font-size: 10px; margin-bottom: 8px; }
  .hero-actions { gap: 18px; margin-top: 20px; }
  .hero-actions .button { font-size: 12px; padding-inline: 15px; gap: 10px; min-height: 44px; }
  .hero-secondary { font-size: 12px; gap: 5px; }
  .hero-orbit { grid-column: 1; grid-row: 1; width: min(100%, 220px); margin: 0; }
  .hero-bottom { gap: 15px; margin-top: 17px; }
  .hero-bottom span { font-size: 10px; gap: 5px; }
  .hero-bottom svg { width: 14px; height: 14px; }
  .hero-contact { margin-top: 10px; gap: 8px 18px; }
  .hero-contact a, .hero-contact button { font-size: 11px; }
  .intro-strip > .container { padding-block: 23px; gap: 13px; flex-wrap: wrap; }
  .intro-strip p { width: 100%; margin-bottom: 8px; font-size: 12px; }
  .intro-strip p br { display: none; }
  .intro-strip > .container > div { flex: 1; }
  .intro-strip b { font-size: 16px; margin-top: 2px; }
  .intro-strip div > span:not(.strip-plus) { font-size: 9px; }
  .strip-plus { font-size: 18px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 18px; margin-bottom: 28px; }
  .section-heading > p { font-size: 12px; }
  .section-heading > p br { display: none; }
  .eyebrow { font-size: 11px; margin-bottom: 12px; }
  .service-grid { gap: 12px; }
  .service-card { padding: 20px 16px 14px; }
  .service-card-top { margin-bottom: 18px; }
  .service-icon svg { width: 25px; height: 25px; }
  .service-no { font-size: 10px; }
  .service-card h3 { font-size: 18px; margin-bottom: 11px; }
  .service-card p { font-size: 12px; margin-bottom: 18px; }
  .service-card .text-link { font-size: 11px; padding-top: 13px; }
  .service-card .text-link svg { width: 16px; height: 16px; }
  .support-links { grid-template-columns: 1fr; gap: 0; margin-top: 14px; }
  .support-links > a { gap: 13px; padding-block: 21px; }
  .support-links h3 { font-size: 17px; }
  .support-links p { font-size: 11px; }
  .care-layout, .about-layout, .consultation-layout { grid-template-columns: 1fr; gap: 36px; }
  .care-copy > p:not(.eyebrow) { font-size: 13px; }
  .care-step { gap: 15px; padding-block: 21px; }
  .care-step h3 { font-size: 15px; }
  .care-step > svg { display: block; width: 17px; height: 17px; }
  .about-photo { aspect-ratio: 1.3; margin-bottom: 22px; }
  .about-copy .large-copy { font-size: 21px; margin-block: 20px 16px; }
  .about-copy > p:not(.eyebrow):not(.large-copy) { font-size: 13px; }
  .about-copy > .text-link { margin-top: 18px; }
  .guide-grid { grid-template-columns: 1fr; gap: 30px; }
  .guide-card-top { margin-bottom: 18px; }
  .guide-card h3 { min-height: 0; font-size: 20px; }
  .guide-card p { margin-bottom: 20px; }
  .faq-item summary { font-size: 13px; gap: 12px; padding-block: 21px; }
  .faq-item p { margin: -3px 24px 22px; font-size: 12px; }
  .consultation-copy { padding-top: 0; }
  .consultation-copy h2 { font-size: 31px; }
  .consultation-copy > p:not(.eyebrow):not(.privacy-copy) { margin-top: 18px; font-size: 13px; }
  .privacy-copy { margin-top: 25px; }
  .consultation-form { padding-top: 22px; }
  .contact-band { padding-block: 56px; }
  .contact-band-heading { display: block; }
  .contact-band-heading > p { margin-top: 15px; }
  .contact-band-body { margin-top: 28px; align-items: flex-start; flex-direction: column; gap: 28px; }
  .contact-methods { width: 100%; flex-direction: column; gap: 20px; }
  .contact-number, .wechat-id { font-size: 24px; }
  .footer-top { flex-direction: column; align-items: flex-start; gap: 25px; padding-bottom: 24px; }
  .footer-links { margin: 0; gap: 23px; }
  .footer-bottom { flex-direction: column; gap: 9px; }
  .mobile-contact { position: fixed; bottom: 0; left: 0; right: 0; z-index: 25; background: rgba(255,255,255,.97); backdrop-filter: blur(12px); border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: flex-start; gap: 18px; min-height: 73px; padding: 10px 24px calc(10px + env(safe-area-inset-bottom)); }
  .mobile-channel { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; min-width: 46px; min-height: 46px; padding: 0; background: transparent; color: var(--ink); font-size: 13px; font-weight: 500; }
  .mobile-channel svg { width: 22px; height: 22px; color: var(--blue); }
  .mobile-contact .button { margin-left: auto; padding-inline: 23px; min-height: 44px; }
  .mobile-contact .button svg { width: 17px; height: 17px; }
  .back-top { right: 14px; bottom: calc(89px + env(safe-area-inset-bottom)); width: 36px; height: 36px; }
  .back-top svg { width: 17px; height: 17px; }
  dialog { padding: 20px 22px 25px; width: calc(100% - 24px); max-height: calc(100svh - 24px); }
  dialog h2 { font-size: 25px; }
  .dialog-top { margin-bottom: 19px; gap: 8px; }
  .dialog-top .eyebrow { font-size: 10px; }
  .dialog-logo { width: 45px; }
  .dialog-description { font-size: 12px; }
  .consult-reminder { right: 16px; bottom: calc(89px + env(safe-area-inset-bottom)); }
  .page-intro { padding-block: 24px 45px; }
  .breadcrumb { margin-bottom: 28px; font-size: 10px; gap: 7px; }
  .page-intro h1 { font-size: 32px; }
  .page-deck { font-size: 14px; margin-top: 18px; }
  .detail-layout { grid-template-columns: 1fr; gap: 45px; }
  .detail-aside { position: static; }
  .detail-aside h2 br { display: none; }
  .article-body h2 { font-size: 23px; margin-block: 34px 18px; }
  .article-body > p { font-size: 14px; }
  .detail-list h3 { font-size: 15px; }
  .detail-list li { gap: 15px; padding-block: 21px; }
  .boundary { padding: 19px; margin-block: 28px; }
  .boundary p { font-size: 12px; }
}
@media (max-width: 360px) {
  .container { padding-inline: 18px; }
  .brand-context small { display: none; }
  .hero-inner { gap: 0 16px; }
  .hero-service-title { font-size: 17px; }
  .hero-actions { gap: 12px; }
  .hero-actions .button { padding-inline: 12px; gap: 6px; }
  .hero-bottom { gap: 10px; }
  .hero-bottom span { font-size: 9px; }
  .service-card { padding-inline: 13px; }
  .mobile-contact { gap: 10px; padding-inline: 18px; }
  .mobile-contact .button { padding-inline: 18px; }
}
@media (max-height: 720px) {
  .hero-inner { min-height: 0; padding-block: 32px; }
}
@media (max-height: 600px) {
  .hero-inner { padding-block: 22px; }
  .hero-bottom { margin-top: 16px; }
}
@media (max-width: 360px) and (max-height: 650px) {
  .hero-inner { padding-block: 20px 16px; }
  .hero h1 { font-size: 34px; }
  .hero-service-title { font-size: 15px; }
  .hero-copy { font-size: 11px; margin-top: 12px; }
  .hero-actions { margin-top: 12px; }
  .hero-orbit { width: 145px; }
  .hero-bottom { margin-top: 12px; gap: 8px; }
  .hero-bottom span { font-size: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ===== GEO 文章页：结论块 / 适用范围 / 来源清单 ===== */
.article-conclusion { background: #eef5fc; border-left: 3px solid var(--blue); border-radius: 12px; padding: 16px 20px; margin: 0 0 14px; }
.article-conclusion h3 { margin: 0 0 6px; font-size: 14px; letter-spacing: 2px; color: var(--blue); }
.article-conclusion p { margin: 0; font-size: 16.5px; line-height: 1.75; color: var(--ink); }
.article-meta { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); margin: 0 0 22px; }
.article-meta svg { width: 14px; height: 14px; }
.source-list { margin-top: 28px; border-top: 1px solid #e5e5ea; padding-top: 16px; }
.source-list h3 { font-size: 13px; letter-spacing: 1px; color: var(--muted); margin: 0 0 10px; }
.source-list ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.source-list li { display: flex; gap: 10px; align-items: baseline; font-size: 14px; }
.source-list .src-no { flex: none; font-weight: 600; color: var(--blue); }
.source-list b { font-weight: 600; }
.source-list p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.guide-faq-faq { margin-top: 4px; }

/* 首页：课业辅导区块标题间距 */
.package-heading { margin-top: 56px; }