:root {
  color-scheme: light;
  --bg: #fafaf8;
  --text: #202124;
  --muted: #737780;
  --blue: #3478f6;
  --line: #e9e9e7;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 15px; line-height: 1.75; -webkit-font-smoothing: antialiased; }
button, input, textarea { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
button:disabled { cursor: default; }
button, summary, a { touch-action: manipulation; }
button:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; border-radius: 4px; }
svg { display: block; flex-shrink: 0; }
h1, h2, h3, p, figure { margin: 0; }
[hidden] { display: none !important; }
.container { width: calc(100% - 80px); max-width: 1040px; margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 16px; padding: 8px 16px; background: var(--text); color: white; z-index: 100; transform: translateY(-200%); }
.skip-link:focus { transform: none; }
.site-header { border-bottom: 1px solid var(--line); }
.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; position: relative; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 650; letter-spacing: .02em; white-space: nowrap; }
.brand svg { width: 33px; height: 23px; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: #555960; font-size: 14px; padding-block: 12px; }
.nav a:hover, .footer-links a:hover, .back-link:hover { color: var(--blue); }
.nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
.nav-consult { color: var(--blue); background: transparent; border: 0; padding: 10px 0; font-size: 14px; font-weight: 600; }
.nav-consult:hover { color: #225fce; }
.menu-toggle { display: none; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 240px; align-items: center; column-gap: 60px; padding: 65px 0 42px; }
.hero h1 { font-size: 52px; line-height: 1.3; font-weight: 650; letter-spacing: -.045em; }
.hero-subtitle { margin-top: 13px; font-size: 26px; line-height: 1.55; font-weight: 400; letter-spacing: -.025em; }
.hero-intro { margin-top: 18px; color: var(--muted); font-size: 15px; line-height: 1.9; max-width: 650px; }
.hero-actions { margin-top: 25px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 46px; padding: 10px 23px; border: 1px solid transparent; border-radius: 7px; background: var(--blue); color: white; font-weight: 550; font-size: 15px; line-height: 1.6; transition: background .16s ease, transform .16s ease; }
.button:hover { background: #2869df; }
.button:active { transform: translateY(1px); }
.button svg { width: 19px; height: 19px; }
.action-note { margin-top: 10px; color: var(--muted); font-size: 12px; }
.device-image { width: 240px; text-align: center; color: #8b8e94; }
.device-image img { display: block; width: 100%; height: auto; mix-blend-mode: multiply; }
.device-image figcaption { font-size: 12px; margin-top: 8px; }
.features { padding: 35px 0 28px; border-top: 1px solid var(--line); }
.feature-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 34px 40px; }
.feature { display: flex; align-items: flex-start; gap: 14px; }
.feature-icon { width: 25px; height: 25px; color: var(--blue); margin-top: 3px; }
.feature h3 { font-size: 16px; line-height: 1.8; font-weight: 600; }
.feature p { color: var(--muted); font-size: 13px; line-height: 1.85; margin-top: 3px; }
.feature-note { color: var(--muted); font-size: 12px; margin-top: 27px; }
.rental-summary { border-top: 1px solid var(--line); padding: 27px 0 30px; display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.rental-summary h2 { font-size: 18px; font-weight: 600; line-height: 1.8; }
.rental-summary p { color: var(--muted); font-size: 13px; margin-top: 5px; }
.text-link { display: inline-flex; align-items: center; gap: 9px; color: var(--blue); font-size: 14px; white-space: nowrap; min-height: 40px; }
.text-link svg { width: 18px; height: 18px; transition: transform .16s ease; }
.text-link:hover svg { transform: translateX(3px); }
.site-footer { margin-top: auto; }
.footer-inner { border-top: 1px solid var(--line); padding: 22px 0 27px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 18px; font-size: 12px; }
.footer-links { display: flex; align-items: center; gap: 13px; color: #555960; }
.footer-links span { color: #c7c8c9; }
.legal-line { margin-top: 9px; font-size: 11px; color: var(--muted); }
body { min-height: 100vh; display: flex; flex-direction: column; }
.page-main { width: calc(100% - 80px); max-width: 760px; margin: 0 auto; padding: 46px 0 56px; flex: 1; }
.back-link { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: 13px; min-height: 32px; }
.back-link svg { width: 15px; height: 15px; }
.page-heading { margin-top: 18px; font-size: 36px; line-height: 1.4; letter-spacing: -.035em; font-weight: 650; }
.page-intro { color: var(--muted); margin-top: 12px; font-size: 15px; }
.steps { list-style: none; margin: 33px 0 0; padding: 0; }
.step { display: flex; align-items: flex-start; gap: 23px; padding: 22px 0; border-top: 1px solid var(--line); }
.step-number { color: var(--blue); font-size: 14px; font-variant-numeric: tabular-nums; padding-top: 4px; }
.step h2, .terms-section h2 { font-size: 17px; font-weight: 600; line-height: 1.75; }
.step p, .terms-section p { color: #62666e; margin-top: 5px; font-size: 14px; line-height: 1.95; }
.consult-row { padding-top: 24px; border-top: 1px solid var(--line); margin-top: 8px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.consult-row p { color: var(--muted); font-size: 13px; }
.faq-list { margin-top: 33px; border-bottom: 1px solid var(--line); }
.faq-item { border-top: 1px solid var(--line); }
.faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0; font-size: 16px; font-weight: 500; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { content: ""; }
.faq-item summary svg { width: 18px; height: 18px; color: var(--muted); transition: transform .15s ease; }
.faq-item[open] summary svg { transform: rotate(45deg); color: var(--blue); }
.faq-answer { padding: 0 30px 22px 0; color: #62666e; line-height: 1.95; font-size: 14px; }
.faq-answer a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.faq-consult { margin-top: 30px; }
.terms-content { margin-top: 33px; }
.terms-section { border-top: 1px solid var(--line); padding: 23px 0; }
.operator-list { margin: 15px 0 0; font-size: 14px; display: grid; grid-template-columns: 112px minmax(0,1fr); gap: 8px 16px; }
.operator-list dt { color: #62666e; }
.operator-list dd { margin: 0; overflow-wrap: anywhere; }
.operator-empty { color: var(--muted); }
.operator-note { font-size: 12px !important; margin-top: 15px !important; }
.modal { position: fixed; z-index: 50; inset: 0; display: flex; align-items: center; justify-content: center; padding: 24px; background: rgba(32,33,36,.32); }
.modal-panel { position: relative; background: var(--bg); width: 100%; max-width: 400px; max-height: calc(100vh - 48px); max-height: calc(100dvh - 48px); overflow-y: auto; border-radius: 14px; padding: 35px 30px 28px; box-shadow: 0 20px 80px rgba(32,33,36,.12); }
.modal-close { display: inline-flex; align-items: center; justify-content: center; position: absolute; right: 10px; top: 10px; width: 40px; height: 40px; border: 0; background: transparent; color: var(--muted); border-radius: 5px; }
.modal-close:hover { background: #efefed; }
.modal-close svg { width: 20px; height: 20px; }
.modal-title { text-align: center; font-size: 23px; font-weight: 600; line-height: 1.5; }
.modal-description { text-align: center; font-size: 13px; color: var(--muted); margin-top: 9px; }
.qr-area { width: 176px; height: 176px; margin: 24px auto 20px; border: 1px solid var(--line); border-radius: 7px; display: flex; align-items: center; justify-content: center; background: #fff; }
.qr-placeholder { text-align: center; color: #90939a; font-size: 12px; }
.qr-placeholder svg { width: 36px; height: 36px; margin: 0 auto 12px; color: #b3b5ba; }
.qr-image { width: 100%; height: 100%; object-fit: contain; padding: 9px; }
.wechat-label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.wechat-id { width: 100%; padding: 9px 12px; min-height: 43px; background: #f1f1ef; border: 1px solid var(--line); border-radius: 6px; color: var(--text); text-align: center; font-size: 15px; text-overflow: ellipsis; }
.wechat-id::placeholder { color: var(--muted); opacity: 1; }
.copy-button { width: 100%; margin-top: 13px; }
.copy-button:disabled { background: #e9eaed; color: #858993; }
.copy-status { min-height: 23px; margin-top: 9px; color: var(--muted); font-size: 12px; text-align: center; }
.contact-note { font-size: 11px; color: var(--muted); text-align: center; margin-top: 10px; line-height: 1.8; }
.page-load { animation: page-in .3s ease-out both; }
@keyframes page-in { from { opacity: .65; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
@media (min-width: 1400px) { .hero { padding-top: 72px; padding-bottom: 47px; } .features { padding-top: 40px; padding-bottom: 33px; } .feature-grid { row-gap: 38px; } }
@media (max-width: 900px) {
  .container { width: calc(100% - 64px); }
  .hero { column-gap: 28px; grid-template-columns: minmax(0,1fr) 170px; padding-top: 52px; }
  .hero h1 { font-size: 44px; }
  .hero-subtitle { font-size: 23px; }
  .device-image { width: 170px; }
  .feature-grid { gap: 28px 24px; }
  .feature { gap: 11px; }
  .feature-icon { width: 23px; height: 23px; }
  .rental-summary { align-items: flex-start; }
}
@media (max-width: 640px) {
  .container, .page-main { width: calc(100% - 40px); }
  .header-inner { min-height: 65px; gap: 16px; }
  .brand { font-size: 19px; gap: 8px; }
  .brand svg { width: 29px; height: 22px; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 8px 0 8px 12px; min-height: 44px; border: 0; background: transparent; color: var(--text); font-size: 13px; }
  .menu-toggle svg { width: 18px; height: 18px; }
  .nav { flex-wrap: wrap; gap: 6px 24px; padding: 5px 0 15px; }
  .header-inner { flex-wrap: wrap; }
  .nav a, .nav-consult { font-size: 14px; min-height: 42px; }
  .nav { width: 100%; }
  .js .nav { display: none; }
  .js .nav.is-open { display: flex; }
  .hero { padding: 36px 0 30px; grid-template-columns: minmax(0,1fr) 116px; column-gap: 12px; align-items: center; }
  .hero-copy { display: contents; }
  .hero h1 { grid-column: 1 / -1; font-size: 36px; letter-spacing: -.045em; }
  .hero-subtitle { grid-column: 1 / -1; margin-top: 9px; font-size: 22px; }
  .hero-intro { grid-column: 1 / -1; margin-top: 16px; font-size: 14px; line-height: 1.95; }
  .hero-actions { grid-column: 1; margin-top: 23px; }
  .hero-actions .button { padding: 10px 15px; font-size: 14px; gap: 7px; }
  .hero-actions .button svg { width: 17px; height: 17px; }
  .action-note { font-size: 11px; line-height: 1.75; max-width: 190px; margin-top: 9px; }
  .device-image { grid-column: 2; margin-top: 18px; width: 116px; }
  .device-image figcaption { font-size: 10px; margin-top: 4px; }
  .features { padding: 27px 0 24px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 25px 21px; }
  .feature { display: block; }
  .feature-icon { width: 23px; height: 23px; margin-top: 0; margin-bottom: 8px; }
  .feature h3 { font-size: 15px; }
  .feature p { font-size: 12px; margin-top: 4px; line-height: 1.8; }
  .feature-note { margin-top: 23px; font-size: 11px; line-height: 1.9; }
  .rental-summary { display: block; padding: 22px 0; }
  .rental-summary h2 { font-size: 16px; }
  .rental-summary p { font-size: 12px; line-height: 1.9; margin-top: 8px; }
  .rental-summary .text-link { font-size: 13px; margin-top: 10px; }
  .footer-inner { padding: 20px 0 calc(25px + env(safe-area-inset-bottom, 0px)); }
  .footer-top { display: block; font-size: 11px; }
  .footer-links { margin-top: 9px; gap: 11px; }
  .footer-links a { padding-block: 5px; }
  .legal-line { font-size: 10px; line-height: 1.9; margin-top: 7px; }
  .page-main { padding: 27px 0 38px; }
  .page-heading { font-size: 30px; margin-top: 15px; }
  .page-intro { font-size: 14px; margin-top: 10px; }
  .steps, .faq-list, .terms-content { margin-top: 27px; }
  .step { gap: 18px; padding: 19px 0; }
  .step h2, .terms-section h2 { font-size: 16px; }
  .step p, .terms-section p { font-size: 13px; }
  .consult-row { align-items: flex-start; flex-direction: column; gap: 14px; }
  .faq-item summary { padding: 19px 0; font-size: 15px; }
  .faq-answer { padding: 0 8px 20px 0; font-size: 13px; }
  .terms-section { padding: 20px 0; }
  .operator-list { font-size: 12px; grid-template-columns: 96px minmax(0,1fr); gap: 9px 12px; }
  .modal { padding: 18px; }
  .modal-panel { padding: 34px 24px 23px; max-height: calc(100vh - 36px); max-height: calc(100dvh - 36px); }
}
@media (max-width: 359px) {
  .hero h1 { font-size: 32px; }
  .hero-subtitle { font-size: 19px; }
  .hero { grid-template-columns: minmax(0,1fr) 100px; }
  .device-image { width: 100px; }
  .hero-actions .button { padding-inline: 12px; }
  .hero-actions .button svg { display: none; }
  .feature-grid { column-gap: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}