:root {
  --bg: #FAF7F1;
  --card: #FFFFFF;
  --gold: #C89B3C;
  --gold-light: #E7D2A0;
  --gold-dark: #9B6A21;
  --text: #2B2F36;
  --muted: #6B7280;
  --border: #EFE2C5;
  --shadow: 0 8px 24px rgba(120, 88, 30, 0.08);
  --radius: 22px;
  --header-height: 74px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 88% 8%, rgba(231, 210, 160, 0.28), transparent 28rem),
    radial-gradient(circle at 8% 35%, rgba(200, 155, 60, 0.08), transparent 25rem),
    var(--bg);
  line-height: 1.75;
}

a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
section { scroll-margin-top: calc(var(--header-height) + 22px); }
.container { width: min(1160px, calc(100% - 36px)); margin: 0 auto; }
.section { padding: 84px 0; }
.section-tight { padding: 26px 0 50px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(250, 247, 241, 0.84);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(239, 226, 197, 0.76);
  box-shadow: 0 8px 24px rgba(120, 88, 30, 0.05);
}
.nav-shell {
  width: min(1160px, calc(100% - 28px));
  height: var(--header-height);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: 0; }
.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, #fff 0%, #f7ebcf 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.brand-mark svg { width: 22px; height: 22px; fill: none; stroke: var(--gold-dark); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.nav-menu { display: flex; align-items: center; gap: 16px; color: #4b5563; font-size: 15px; }
.nav-menu a:hover { color: var(--gold-dark); }
.menu-toggle { display: none; width: 40px; height: 40px; border: 1px solid var(--border); background: var(--card); border-radius: 12px; }
.menu-toggle span { display: block; width: 18px; height: 2px; margin: 4px auto; background: var(--text); border-radius: 10px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0;
  transition: transform .2s ease, filter .2s ease, box-shadow .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.04); }
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  box-shadow: 0 12px 28px rgba(155, 106, 33, 0.18);
}
.btn-secondary, .btn-outline {
  color: var(--gold-dark);
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.btn-small { min-height: 40px; padding: 0 18px; font-size: 14px; }

.hero { min-height: calc(100vh - var(--header-height)); display: flex; align-items: center; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(280px, .66fr); align-items: center; gap: 38px; }
.hero h1 { max-width: none; font-size: clamp(36px, 3.4vw, 56px); white-space: nowrap; }
.eyebrow {
  margin: 0 0 12px;
  color: var(--gold-dark);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .08em;
}
h1, h2, h3 { margin: 0; line-height: 1.24; letter-spacing: 0; }
h1 { font-size: clamp(40px, 6.3vw, 70px); max-width: 780px; }
h2 { font-size: clamp(28px, 4.4vw, 44px); }
h3 { font-size: 20px; }
p { margin: 14px 0 0; color: var(--muted); }
.hero-subtitle { margin-top: 22px; max-width: 690px; font-size: clamp(17px, 2vw, 21px); color: #4b5563; }
.hero-mobile-subtitle { display: none; }
.hero-emphasis {
  display: inline-block;
  margin-top: 18px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--gold-dark);
  background: rgba(255, 255, 255, 0.72);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.hero-tags span, .pill-list span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 5px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: #4b5563;
  background: rgba(255, 255, 255, .78);
}
.hero-visual { position: relative; min-height: 470px; }
.visual-card, .process-card, .panel, .apply-form, .refund-box, .cta-box, .premium-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.main-card { position: absolute; inset: 72px 10px 32px 28px; padding: 28px; }
.visual-head { display: flex; align-items: center; gap: 10px; font-weight: 800; }
.gold-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 7px rgba(200, 155, 60, .12); }
.workflow { display: grid; gap: 14px; margin-top: 30px; }
.workflow div {
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  color: #394150;
  background: linear-gradient(90deg, #fff, #fffaf0);
}
.pen-chip {
  position: absolute;
  right: 0;
  top: 0;
  width: min(48vw, 210px);
  padding: 24px;
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(250,247,241,.86));
  border: 1px solid var(--border);
  box-shadow: 0 18px 50px rgba(120,88,30,.12);
}
.pen-chip svg { width: 100%; display: block; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.chip { stroke: var(--border); stroke-width: 5; fill: #fff; }
.pen { stroke: var(--gold-dark); stroke-width: 7; fill: rgba(231, 210, 160, .45); }
.node { stroke: var(--gold); stroke-width: 5; }

.quick-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.quick-grid a {
  min-height: 78px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,.72);
  box-shadow: var(--shadow);
  font-weight: 700;
}
.quick-grid a::before {
  content: "";
  width: 22px;
  height: 22px;
  margin-bottom: 6px;
  border: 2px solid var(--gold);
  border-radius: 8px;
  box-shadow: inset 7px 7px 0 rgba(231,210,160,.45);
}

.section-heading { max-width: 840px; margin: 0 auto 34px; text-align: center; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  padding: 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card h3::before, .service-card h3::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--gold);
  vertical-align: middle;
}

.two-col { display: grid; grid-template-columns: 1fr .86fr; gap: 36px; align-items: center; }
.solution p { font-size: 17px; }
.process-card { padding: 28px; display: grid; gap: 14px; }
.flow-step {
  position: relative;
  padding: 15px 18px 15px 46px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fffdf8;
  font-weight: 700;
}
.flow-step::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 50%;
  width: 12px;
  height: 12px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--gold);
}

.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.service-card, .price-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
}
.service-card .btn, .price-card .btn { margin-top: auto; }
.service-top { width: 100%; display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; }
.service-top strong, .price, .payment strong, .premium-box strong { color: var(--gold-dark); font-weight: 900; }
ul { margin: 16px 0 22px; padding-left: 19px; color: #4b5563; }
li { margin: 7px 0; }
.note { color: var(--muted); font-size: 14px; }
.premium-box { margin-top: 20px; padding: 28px; display: flex; justify-content: space-between; gap: 26px; align-items: center; }
.premium-box strong { font-size: 26px; white-space: nowrap; }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.price-card { position: relative; }
.featured { border-color: var(--gold-light); transform: translateY(-8px); }
.price { margin: 14px 0 4px; font-size: 34px; }
.badge {
  position: absolute;
  right: 22px;
  top: 22px;
  padding: 4px 12px;
  border-radius: 999px;
  color: var(--gold-dark);
  background: #fff6dd;
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 800;
}

.timeline { display: grid; grid-template-columns: repeat(7, 1fr); gap: 12px; }
.timeline-item {
  min-height: 220px;
  padding: 22px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.timeline-item span { color: var(--gold); font-weight: 900; font-size: 24px; }
.timeline-item h3 { margin-top: 8px; font-size: 16px; white-space: nowrap; }

.split-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.panel { padding: 32px; }
.pill-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.payment-grid { grid-template-columns: repeat(3, 1fr); }
.payment .card strong { display: block; margin-top: 12px; font-size: 30px; }
.refund-box { margin-top: 18px; padding: 26px; }

.faq-container { max-width: 900px; }
.faq-list { display: grid; gap: 12px; }
details {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--card);
  box-shadow: var(--shadow);
  overflow: hidden;
}
summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 22px;
  font-weight: 800;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; float: right; color: var(--gold-dark); font-size: 22px; line-height: 1; }
details[open] summary::after { content: "-"; }
details p { margin: 0; padding: 0 22px 20px; }

.apply-section { background: linear-gradient(180deg, rgba(255,255,255,.34), rgba(231,210,160,.16)); }
.form-shell { display: grid; grid-template-columns: .72fr 1.28fr; gap: 30px; align-items: flex-start; }
.form-copy { position: sticky; top: calc(var(--header-height) + 26px); }
.apply-form { padding: 28px; display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label, legend { color: #3f4652; font-weight: 700; }
input[type="text"], textarea {
  width: 100%;
  margin-top: 8px;
  padding: 13px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fffdf8;
  color: var(--text);
  outline: none;
}
input:focus, textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(200,155,60,.12); }
fieldset { margin: 0; padding: 18px; border: 1px solid var(--border); border-radius: 18px; }
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 14px; margin-top: 10px; }
.radio-row { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 10px; }
.check-grid label, .radio-row label { font-weight: 500; color: #4b5563; }
input[type="checkbox"], input[type="radio"] { accent-color: var(--gold-dark); margin-right: 7px; }
.btn-submit { width: 100%; min-height: 54px; }
.success-message {
  display: none;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--gold-light);
  background: #fff9e9;
  color: var(--gold-dark);
}
.success-message.show { display: grid; gap: 4px; }
.success-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.success-actions .btn { min-height: 42px; }
.payment-reserve { padding-top: 56px; }
.reserve-card {
  display: grid;
  grid-template-columns: 1fr minmax(260px, .36fr);
  gap: 28px;
  align-items: center;
  padding: clamp(28px, 5vw, 46px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.reserve-price-box {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: #fffdf8;
  text-align: center;
}
.reserve-price-box span { color: var(--muted); font-weight: 700; }
.reserve-price-box strong { color: var(--gold-dark); font-size: 42px; line-height: 1; }

.contact-section { padding: 64px 0 42px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.contact-single { grid-template-columns: minmax(0, 1080px); justify-content: center; }
.contact-card, .about-card {
  padding: 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.contact-card {
  min-height: 300px;
  display: grid;
  align-content: center;
  justify-items: center;
  text-align: center;
}
.contact-card p { max-width: 720px; margin-left: auto; margin-right: auto; }
.wechat-id {
  display: inline-flex;
  margin: 18px 0 4px;
  padding: 8px 18px;
  border-radius: 999px;
  color: var(--gold-dark);
  background: #fff9e9;
  border: 1px solid var(--gold-light);
  font-size: 28px;
  font-weight: 900;
}
.contact-card .btn { margin-top: 22px; }
.official-section { padding: 42px 0; }
.official-shell {
  max-width: 1080px;
  min-height: 300px;
  padding: clamp(28px, 4vw, 44px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: clamp(24px, 5vw, 58px);
  align-items: center;
}
.official-copy { text-align: left; }
.official-copy h2 { font-size: clamp(30px, 4vw, 44px); }
.official-copy p:not(.eyebrow) { max-width: 560px; font-size: 17px; }
.official-card { text-align: center; }
.official-card p { text-align: center; }
.qrcode-wrap {
  position: relative;
  width: min(220px, 72vw);
  aspect-ratio: 1;
  margin: 0 auto 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background:
    linear-gradient(90deg, rgba(200,155,60,.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(200,155,60,.08) 1px, transparent 1px),
    #fffdf8;
  background-size: 18px 18px;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.qrcode-wrap img { position: relative; z-index: 2; width: 100%; height: 100%; object-fit: contain; display: block; background: #fff; }
.qrcode-wrap img[src=""], .qrcode-wrap img:not([src]) { display: none; }
.qrcode-placeholder { position: absolute; inset: 0; display: grid; place-items: center; color: var(--gold-dark); font-weight: 800; }
.qr-note { margin-top: 8px; font-size: 14px; color: var(--muted); }
.qrcode-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  margin-top: 8px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--gold-dark);
  background: #fffdf8;
  font-size: 14px;
  font-weight: 800;
}
.qrcode-wrap img {
  -webkit-touch-callout: default;
  user-select: auto;
}
.about-section { padding: 42px 0 64px; }
.about-card { max-width: 1080px; padding: clamp(30px, 4vw, 48px); }
.about-card h2 { font-size: clamp(30px, 4vw, 42px); margin-bottom: 18px; }
.about-card p { font-size: 17px; }
.about-goal {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fffdf8;
  color: var(--gold-dark);
  font-weight: 700;
}
.final-cta { padding-top: 64px; }
.cta-box { padding: clamp(30px, 6vw, 58px); text-align: center; }
.cta-box p { max-width: 820px; margin: 18px auto 26px; font-size: 18px; }
.site-footer {
  padding: 24px 0 28px;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.72);
  text-align: center;
}
.site-footer p {
  margin: 4px 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.floating-cta {
  position: fixed;
  right: 20px;
  bottom: 22px;
  z-index: 15;
  min-height: 48px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  box-shadow: 0 16px 34px rgba(155,106,33,.22);
  font-weight: 800;
  cursor: pointer;
  display: none;
}
.mobile-action-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  display: none;
  gap: 10px;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,.96);
  box-shadow: 0 -8px 24px rgba(120,88,30,.1);
}
.mobile-action-bar button {
  flex: 1;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  font-weight: 800;
}
.mobile-action-bar button:first-child {
  color: var(--gold-dark);
  background: #fff9e9;
  border: 1px solid var(--gold-light);
}
.wechat-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 22px;
}
.wechat-modal.open { display: flex; }
.wechat-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(43,47,54,.28);
  backdrop-filter: blur(5px);
}
.wechat-dialog {
  position: relative;
  z-index: 1;
  width: min(360px, 100%);
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--card);
  box-shadow: 0 20px 60px rgba(120,88,30,.18);
  text-align: center;
}
.wechat-dialog p { margin-bottom: 22px; }
.modal-close {
  position: absolute;
  right: 14px;
  top: 12px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: #fffdf8;
  color: var(--muted);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}
.payment-modal {
  position: fixed;
  inset: 0;
  z-index: 41;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 22px;
}
.payment-modal.open { display: flex; }
.payment-dialog {
  position: relative;
  z-index: 1;
  width: min(560px, 100%);
  max-height: min(88vh, 760px);
  overflow: auto;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--card);
  box-shadow: 0 20px 60px rgba(120,88,30,.18);
}
.payment-qr-panel { text-align: center; }
.payment-qr-panel p { margin-bottom: 18px; }
.payment-qr { width: min(240px, 70vw); }
.payment-form { display: none; gap: 14px; }
.payment-form.show { display: grid; }
.payment-form label { display: block; }
.payment-preview {
  display: none;
  min-height: 120px;
  border: 1px dashed var(--border);
  border-radius: 16px;
  background: #fffdf8;
  color: var(--muted);
  place-items: center;
  overflow: hidden;
}
.payment-preview.show { display: grid; }
.payment-preview img { width: 100%; max-height: 220px; object-fit: contain; display: block; }
.mobile-expand {
  display: none;
  margin-top: 10px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--gold-dark);
  background: #fffdf8;
  font-weight: 700;
  cursor: pointer;
}

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (min-width: 1024px) {
  .hero-wechat { display: none; }
}

@media (min-width: 1024px) and (max-width: 1160px) {
  .nav-menu { gap: 10px; font-size: 14px; }
  .nav-menu .btn { padding: 0 14px; }
  .brand span:last-child { max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .hero-grid, .two-col, .form-shell, .split-panels, .contact-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 70px; }
  .hero-visual { min-height: 390px; }
  .card-grid, .pricing-grid, .payment-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .form-copy { position: static; }
  .featured { transform: none; }
  .official-shell { grid-template-columns: 1fr; text-align: center; }
  .official-copy { text-align: center; }
  .official-copy p:not(.eyebrow) { margin-left: auto; margin-right: auto; }
}

@media (max-width: 767px) {
  :root { --header-height: 66px; }
  html, body { width: 100%; max-width: 100%; overflow-x: hidden; }
  body {
    background:
      radial-gradient(circle at 85% 0%, rgba(231, 210, 160, 0.22), transparent 18rem),
      var(--bg);
  }
  img, svg, video, canvas { max-width: 100%; height: auto; }
  .container { width: 100%; max-width: 100%; padding-left: 16px; padding-right: 16px; }
  .section { padding: 46px 0; }
  section { scroll-margin-top: 84px; }
  .nav-shell { width: calc(100% - 24px); }
  .menu-toggle { display: block; }
  .nav-menu {
    position: fixed;
    left: 12px;
    right: 12px;
    top: 74px;
    max-height: calc(100vh - 88px);
    overflow-y: auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: rgba(255,255,255,.96);
    box-shadow: var(--shadow);
  }
  .nav-menu.open { display: flex; }
  .nav-menu a, .nav-menu .btn { width: 100%; min-height: 44px; text-align: center; justify-content: center; }
  .brand span:last-child { max-width: 188px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  h1 { font-size: clamp(32px, 9vw, 40px); line-height: 1.18; }
  h2 { font-size: clamp(24px, 7vw, 30px); line-height: 1.25; }
  h3 { font-size: 19px; line-height: 1.32; }
  p { font-size: 15px; line-height: 1.72; }
  .btn { min-height: 46px; padding: 0 16px; white-space: normal; text-align: center; line-height: 1.25; }
  .hero-grid { grid-template-columns: 1fr; gap: 18px; }
  .hero { min-height: auto; padding: 42px 0 28px; }
  .hero-copy .eyebrow { display: none; }
  .hero-subtitle { display: none; }
  .hero-mobile-subtitle { display: block; margin-top: 16px; font-size: 16px; color: #4b5563; }
  .hero-emphasis { display: none; }
  .hero-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 22px; }
  .hero-actions .btn { width: 100%; min-height: 48px; padding: 0 12px; }
  .hero-actions .btn:last-child { display: none; }
  .hero-tags { margin-top: 18px; gap: 8px; }
  .hero-tags span { min-height: 30px; padding: 4px 10px; font-size: 13px; }
  .hero-visual { display: none; }
  .quick-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-grid a { min-height: 64px; font-size: 14px; }
  .card-grid, .pricing-grid, .payment-grid, .timeline, .form-row, .check-grid, .service-grid, .split-panels, .form-shell, .two-col, .contact-grid { grid-template-columns: 1fr; }
  .pain-grid, .benefits-grid { grid-template-columns: 1fr; }
  .service-top, .premium-box { flex-direction: column; }
  .service-card, .price-card, .card, .panel, .contact-card, .official-shell, .about-card, .apply-form, .process-card, .refund-box, .cta-box, .premium-box {
    width: 100%;
    min-width: 0;
    padding: 20px;
    border-radius: 18px;
  }
  .contact-section, .official-section, .about-section { padding: 38px 0; }
  .contact-card, .official-shell { min-height: auto; }
  .section-heading { margin-bottom: 22px; text-align: left; }
  .section-heading p { margin-top: 10px; }
  .service-card p, .price-card p, .card p, .panel p, .about-card p { word-break: break-word; }
  .service-top { gap: 8px; }
  .service-top strong, .premium-box strong { font-size: 22px; }
  .price { font-size: 30px; }
  .badge { position: static; margin-bottom: 12px; }
  .official-shell { grid-template-columns: 1fr; text-align: center; gap: 22px; }
  .official-copy { text-align: center; }
  .official-copy h2 { font-size: 28px; }
  .official-copy p:not(.eyebrow) { margin-left: auto; margin-right: auto; font-size: 15px; }
  .qrcode-wrap { width: min(220px, calc(100vw - 96px)); border-radius: 18px; }
  .about-card h2 { font-size: 30px; }
  .service-card.mobile-collapsed p:nth-of-type(n+2),
  .service-card.mobile-collapsed ul,
  .service-card.mobile-collapsed .note {
    display: none;
  }
  .service-card .mobile-expand { display: inline-flex; align-items: center; justify-content: center; }
  .reserve-card { grid-template-columns: 1fr; padding: 24px; }
  .reserve-price-box strong { font-size: 36px; }
  .success-actions { display: grid; grid-template-columns: 1fr; }
  .form-copy { position: static; }
  fieldset { min-width: 0; padding: 14px; }
  input[type="text"], textarea {
    min-height: 46px;
    max-width: 100%;
    font-size: 16px;
  }
  textarea { resize: vertical; }
  .radio-row { display: grid; grid-template-columns: 1fr; gap: 10px; }
  .check-grid label, .radio-row label { line-height: 1.5; }
  .timeline-item { min-height: auto; }
  .mobile-action-bar { display: flex; }
  body { padding-bottom: 92px; }
  .site-footer p { font-size: 12px; }
  .site-footer { padding-bottom: 96px; }
  .payment-modal, .wechat-modal { padding: 14px; align-items: flex-end; }
  .payment-dialog, .wechat-dialog {
    width: 100%;
    max-width: 100%;
    max-height: calc(100vh - 28px);
    border-radius: 22px 22px 18px 18px;
    padding: 24px 18px 20px;
  }
  .payment-form { gap: 12px; }
  .payment-preview img { max-height: 180px; }
  .final-cta { padding-top: 42px; }
  .cta-box p { font-size: 15px; }
}

@media (max-width: 374px) {
  .container { padding-left: 12px; padding-right: 12px; }
  .brand span:last-child { max-width: 150px; }
  .hero-actions { grid-template-columns: 1fr; }
  .hero-tags { display: grid; grid-template-columns: 1fr 1fr; }
  .mobile-action-bar { padding-left: 10px; padding-right: 10px; }
  .mobile-action-bar button { font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}


.service-card-wide { margin-bottom: 20px; }
.service-card-wide > .service-top {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.service-card h3::before { display: none; }
.system-title {
  font-size: 26px;
  word-spacing: 4px;
}
.service-card-wide > .service-top strong,
.service-grid-main .service-card .service-top strong {
  padding-top: 4px;
  font-size: 23px;
  white-space: nowrap;
}
.subservice-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}
.subservice {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fffdf8;
}
.subservice-title {
  width: 100%;
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 22px;
  flex-wrap: wrap;
}
.subservice-title strong {
  color: var(--gold-dark);
  font-size: 18px;
  font-weight: 900;
  white-space: nowrap;
}
.subservice h4,
.combo-box h4 {
  margin: 0;
  color: var(--text);
  font-size: 20px;
  line-height: 1.35;
}
.subservice .btn { margin-top: 18px; }
.combo-box {
  width: 100%;
  margin-top: 18px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(255, 250, 238, .92), rgba(255, 255, 255, .98));
}
.service-grid-main { margin-top: 0; }
.pricing-grid-five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.pricing-grid-five .price-card {
  padding: 24px 20px;
}
.pricing-grid-five .price-card h3 {
  font-size: 18px;
  white-space: nowrap;
}
.pricing-grid-five .price {
  font-size: 28px;
}
.pricing-note {
  max-width: 860px;
  margin: 22px auto 0;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero h1 { white-space: nowrap; font-size: clamp(34px, 4.7vw, 48px); }
  .hero-visual { display: none; }
  .pricing-grid-five { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .subservice-grid,
  .pricing-grid-five {
    grid-template-columns: 1fr;
  }
  .subservice,
  .combo-box {
    padding: 16px;
    border-radius: 16px;
  }
  .hero h1 { white-space: normal; }
  .system-title {
    font-size: 21px;
  }
  .subservice-title {
    gap: 10px;
  }
  .pricing-note {
    text-align: left;
  }
}