/* T06 · UI05 高端轻奢风 · 结构08 */
:root {
  --lux-bg: #F8F5F0;
  --lux-ink: #1A1A1A;
  --lux-gold: #B88A44;
  --lux-muted: #888888;
  --lux-line: #D4C5A9;
  --lux-white: #fff;
  --lux-cta: #102A43;
  --nav-h: 56px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Georgia, "Songti SC", "Noto Serif SC", serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--lux-ink);
  background: var(--lux-bg);
  letter-spacing: 0.02em;
  padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px));
}

.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 18px; }

/* F1 */
.navbar {
  display: block !important;
  padding: 0 !important;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 245, 240, 0.97);
  border-bottom: 1px solid var(--lux-line);
  backdrop-filter: blur(8px);
}
.nav-inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: var(--nav-h);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--lux-ink);
  font-weight: 600;
  flex-shrink: 0;
}
.logo-ic {
  width: 40px;
  height: 40px;
  border: 1px solid var(--lux-line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lux-gold);
  font-size: 18px;
}
.logo-txt { font-size: 15px; }
.btn-nav-cta {
  display: none;
  padding: 8px 16px;
  border: 1px solid var(--lux-ink);
  color: var(--lux-ink);
  text-decoration: none;
  font-size: 13px;
  border-radius: 2px;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.btn-nav-cta:hover { background: var(--lux-ink); color: var(--lux-white); }
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--lux-line);
  background: transparent;
  border-radius: 2px;
  cursor: pointer;
  padding: 0 10px;
  flex-shrink: 0;
}
.nav-toggle span { display: block; height: 2px; background: var(--lux-ink); }
.nav-links {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--lux-white);
  border: 1px solid var(--lux-line);
  border-top: none;
  flex-direction: column;
  padding: 10px 0;
  z-index: 99;
}
.nav-links.open { display: flex; }
.nav-links a {
  padding: 12px 20px;
  color: var(--lux-ink);
  text-decoration: none;
  font-size: 15px;
}
.nav-links a:hover { color: var(--lux-gold); }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .btn-nav-cta { display: inline-flex; align-items: center; }
  .nav-links {
    display: flex !important;
    position: static;
    flex-direction: row;
    border: none;
    background: transparent;
    padding: 0;
    gap: 22px;
    flex: 1;
    justify-content: center;
  }
  .nav-links a { padding: 8px 0; }
}

/* M1 hero */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(248,245,240,0.92) 0%, rgba(248,245,240,0.78) 45%, rgba(26,26,26,0.25) 100%);
  z-index: 1;
}
.compliance-bar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 18px;
  font-size: 12px;
  color: var(--lux-ink);
  background: rgba(255,255,255,0.55);
  border-bottom: 1px solid var(--lux-line);
  backdrop-filter: blur(6px);
}
.compliance-bar i { color: var(--lux-gold); margin-top: 2px; flex-shrink: 0; }
.compliance-x {
  margin-left: auto;
  border: none;
  background: transparent;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  color: var(--lux-muted);
  padding: 0 4px;
}
.hero-split {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 18px 48px;
  width: 100%;
}
.hero-copy { flex: 1; min-width: 0; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.htag {
  font-size: 12px;
  padding: 6px 12px;
  border: 1px solid var(--lux-line);
  background: rgba(255,255,255,0.85);
  border-radius: 2px;
}
.hero-h1 {
  font-size: clamp(28px, 6vw, 46px);
  line-height: 1.15;
  margin: 0 0 14px;
  font-weight: 600;
}
.hero-h1 em {
  font-style: normal;
  color: var(--lux-gold);
  display: block;
  margin-top: 6px;
}
.hero-lead { color: #444; margin: 0 0 22px; max-width: 520px; font-size: 16px; }
.hero-cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
.lux-btn-fill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  background: var(--lux-ink);
  color: var(--lux-white);
  text-decoration: none;
  border-radius: 2px;
  font-size: 15px;
  border: 1px solid var(--lux-ink);
}
.lux-btn-fill:hover { background: var(--lux-cta); border-color: var(--lux-cta); color: #fff; }
.lux-btn-line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border: 1px solid var(--lux-ink);
  color: var(--lux-ink);
  text-decoration: none;
  border-radius: 2px;
  font-size: 15px;
  background: rgba(255,255,255,0.6);
}
.lux-btn-line:hover { background: var(--lux-ink); color: #fff; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #555;
}
.hero-stats strong { color: var(--lux-ink); }
.hero-stats .dot { color: var(--lux-line); }
.hero-kpi-lux {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  max-width: 520px;
  margin: 18px 0 0;
}
.hero-kpi-lux > div {
  border: 1px solid var(--lux-line);
  background: rgba(255,255,255,0.75);
  padding: 12px 10px;
  text-align: center;
}
.kpi-v { display: block; font-size: 15px; font-weight: 700; color: var(--lux-ink); }
.kpi-l { display: block; font-size: 11px; color: var(--lux-muted); margin-top: 4px; letter-spacing: 0.04em; }
.hero-note-lux {
  margin: 18px 0 0;
  max-width: 560px;
  font-size: 13px;
  line-height: 1.7;
  color: #444;
  padding: 12px 14px;
  border-left: 3px solid var(--lux-gold);
  background: rgba(255,255,255,0.6);
}
.hero-jump-lux {
  margin: 12px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  font-size: 14px;
}
.hero-jump-lux a {
  color: var(--lux-cta);
  text-decoration: none;
  border-bottom: 1px solid rgba(16,42,67,0.35);
}
.hero-jump-lux a:hover { border-bottom-color: var(--lux-cta); }
@media (max-width: 420px) {
  .hero-kpi-lux { grid-template-columns: 1fr; }
}
.hero-visual {
  flex-shrink: 0;
  border: 1px solid var(--lux-line);
  background: rgba(255,255,255,0.75);
  padding: 12px;
  max-width: 420px;
  margin: 0 auto;
  width: 100%;
}
.hero-visual img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: center;
  display: block;
}
@media (min-width: 900px) {
  .hero-split {
    flex-direction: row;
    align-items: center;
    padding-top: 40px;
  }
  .hero-visual { margin: 0; }
}

/* Sections */
.section { padding: 56px 0; }
.sec-h { text-align: center; margin-bottom: 36px; }
.sec-h h2 { font-size: clamp(22px, 4vw, 30px); margin: 0 0 10px; font-weight: 600; }
.sec-kicker { font-size: 11px; letter-spacing: 0.2em; color: var(--lux-gold); margin: 0 0 8px; }
.sec-desc { margin: 0; color: var(--lux-muted); max-width: 640px; margin-left: auto; margin-right: auto; font-size: 15px; }
.sec-muted { background: rgba(255,255,255,0.6); border-top: 1px solid var(--lux-line); border-bottom: 1px solid var(--lux-line); }
.sec-h--light h2, .sec-h--light .sec-desc { color: #fff; }
.sec-h--light .sec-desc { opacity: 0.9; }

/* M9 story */
.story-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}
@media (min-width: 768px) {
  .story-grid { grid-template-columns: 1fr 1.1fr; }
}
.story-img {
  border: 1px solid var(--lux-line);
  overflow: hidden;
}
.story-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.story-body p { margin-top: 0; color: #444; }
.story-list { list-style: none; padding: 0; margin: 20px 0 0; }
.story-list li { display: flex; gap: 10px; margin-bottom: 10px; align-items: flex-start; }
.story-list i { color: var(--lux-gold); margin-top: 4px; }

/* M3 trust */
.sec-trust { position: relative; overflow: hidden; padding: 64px 0; }
.trust-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.trust-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(26,26,26,0.88) 0%, rgba(16,36,67,0.82) 100%);
  z-index: 1;
}
.trust-inner { position: relative; z-index: 2; }
.trust-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (min-width: 700px) {
  .trust-stats { grid-template-columns: repeat(4, 1fr); }
}
.ts-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(212,197,169,0.35);
  padding: 22px 16px;
  text-align: center;
  color: #fff;
}
.ts-num { font-size: 2rem; font-weight: 700; color: var(--lux-gold); }
.ts-unit { font-size: 1.1rem; color: var(--lux-gold); }
.ts-card p { margin: 8px 0 0; font-size: 13px; opacity: 0.9; }
.ts-cap {
  display: block;
  margin-top: 10px;
  font-size: 11px;
  opacity: 0.75;
  letter-spacing: 0.03em;
}
.ts-card--lift {
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.ts-card--lift:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0,0,0,0.18);
  border-color: rgba(184,138,68,0.65);
}
.trust-tags-lux {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 16px;
  font-size: 13px;
  color: rgba(255,255,255,0.92);
}
.trust-tags-lux span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(184,138,68,0.45);
  background: rgba(0,0,0,0.15);
}
.trust-tags-lux i { color: var(--lux-gold); }

/* M4 reviews */
.review-lux { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 620px) { .review-lux--6 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .review-lux--6 { grid-template-columns: repeat(3, 1fr); } }
.rv-lux {
  background: var(--lux-white);
  border: 1px solid var(--lux-line);
  padding: 20px 18px;
  transition: box-shadow .2s, border-color .2s;
}
.rv-lux:hover {
  box-shadow: 0 8px 26px rgba(26,26,26,0.1);
  border-color: var(--lux-gold);
}
.rv-lux-h {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--lux-ink);
}
.rv-lux-av {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--lux-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--lux-gold);
  background: rgba(184,138,68,0.08);
  flex-shrink: 0;
}
.rv-text { margin: 0 0 12px; font-size: 15px; color: #333; line-height: 1.65; }
.rv-tag {
  font-size: 12px;
  color: var(--lux-muted);
  padding: 4px 10px;
  border: 1px solid var(--lux-line);
  display: inline-block;
  background: var(--lux-bg);
}

/* M5 grid */
.svc-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) {
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .svc-grid { grid-template-columns: repeat(3, 1fr); }
}
.svc-card {
  background: var(--lux-white);
  border: 1px solid var(--lux-line);
  padding: 0 0 18px;
  overflow: hidden;
}
.svc-img-wrap {
  border-bottom: 1px solid var(--lux-line);
}
.svc-img-wrap img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: center;
  display: block;
}
.svc-card h3 { margin: 14px 16px 8px; font-size: 17px; }
.svc-card p { margin: 0 16px; font-size: 14px; color: var(--lux-muted); }

/* M2 ticker */
.ticker-wrap {
  overflow: hidden;
  background: var(--lux-ink);
  color: #fff;
  border-top: 1px solid var(--lux-line);
  border-bottom: 1px solid var(--lux-line);
}
.tick-head-lux {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding: 10px 18px 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.9);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.th-pulse-lux {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lux-gold);
  animation: lux-pulse 1.8s ease-in-out infinite;
}
@keyframes lux-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.th-sub-lux { font-size: 11px; opacity: 0.72; }
.ticker-track {
  padding: 10px 0 12px;
  display: flex;
  gap: 32px;
  white-space: nowrap;
  animation: lux-tick 38s linear infinite;
  width: max-content;
}
.ticker-item { font-size: 13px; opacity: 0.95; }
.ticker-item i { color: var(--lux-gold); margin-right: 6px; }
@keyframes lux-tick {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* M6 steps */
.steps-lux {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .steps-lux { grid-template-columns: repeat(4, 1fr); }
}
.step-lux {
  border: 1px solid var(--lux-line);
  padding: 22px 18px;
  background: var(--lux-white);
}
.step-num {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lux-gold);
  border-bottom: 1px solid var(--lux-gold);
  margin-bottom: 10px;
}
.step-lux h3 { margin: 0 0 8px; font-size: 17px; }
.step-lux p { margin: 0; font-size: 14px; color: var(--lux-muted); }
.step-mini {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  font-size: 12px;
  color: var(--lux-muted);
  line-height: 1.55;
  text-align: left;
}
.step-mini li {
  padding-left: 1em;
  position: relative;
  margin-bottom: 6px;
}
.step-mini li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--lux-gold);
  font-weight: 700;
}

/* M7 */
.priv-grid {
  display: grid;
  gap: 16px;
}
@media (min-width: 640px) {
  .priv-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .priv-grid { grid-template-columns: repeat(4, 1fr); }
}
.priv-chips-lux {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.priv-chips-lux span {
  font-size: 12px;
  padding: 6px 12px;
  border: 1px solid var(--lux-line);
  background: var(--lux-white);
  color: var(--lux-muted);
}
.priv-item {
  border: 1px solid var(--lux-line);
  padding: 22px;
  background: var(--lux-white);
  text-align: center;
}
.priv-item i { font-size: 28px; color: var(--lux-gold); margin-bottom: 10px; }
.priv-item h3 { margin: 0 0 8px; font-size: 16px; }
.priv-item p { margin: 0; font-size: 14px; color: var(--lux-muted); }

/* M8 FAQ */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border: 1px solid var(--lux-line); margin-bottom: 10px; background: var(--lux-white); }
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border: none;
  background: transparent;
  text-align: left;
  font-size: 15px;
  font-family: inherit;
  cursor: pointer;
  color: var(--lux-ink);
}
.faq-q i { transition: transform .2s; color: var(--lux-gold); }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 18px 16px; border-top: 1px solid var(--lux-line); }
.faq-a p { margin: 14px 0 0; font-size: 14px; color: #555; }
.faq-item.open .faq-a { display: block; }

/* M12 dash */
.sec-dash {
  background: linear-gradient(135deg, var(--lux-cta) 0%, var(--lux-ink) 100%);
  color: #fff;
}
.dash-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 768px) {
  .dash-grid { grid-template-columns: repeat(4, 1fr); }
}
.dash-cell {
  border: 1px solid rgba(212,197,169,0.4);
  padding: 22px 12px;
  text-align: center;
}
.dash-val { font-size: 1.85rem; font-weight: 700; color: var(--lux-gold); }
.dash-suf { font-size: 1rem; color: var(--lux-gold); margin-left: 2px; }
.dash-cell p { margin: 10px 0 0; font-size: 13px; opacity: 0.9; }
.dash-legend-lux {
  max-width: 640px;
  margin: 0 auto 18px;
  font-size: 13px;
  line-height: 1.65;
  text-align: center;
  color: rgba(255,255,255,0.78);
}

/* M13 */
.cond-flex {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: stretch;
}
.cond-two {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .cond-two { grid-template-columns: 1fr 1fr; }
}
.cond-ok, .cond-bad {
  border: 1px solid var(--lux-line);
  padding: 18px;
  background: var(--lux-white);
}
.cond-ok h3, .cond-bad h3 { margin: 0 0 12px; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.cond-ok h3 i { color: #2e7d32; }
.cond-bad h3 i { color: #c62828; }
.cond-ok ul, .cond-bad ul { margin: 0; padding-left: 1.1em; font-size: 14px; color: #444; }
.cond-side img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: center;
  display: block;
  border: 1px solid var(--lux-line);
}

/* M10 */
.sec-contact { padding-bottom: 64px; }
.ct-quick-lux {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 22px;
  margin: 0 0 20px;
  font-size: 14px;
}
.ct-quick-lux a {
  color: var(--lux-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--lux-gold);
}
.ct-quick-lux a:hover { color: var(--lux-gold); }
.contact-lux {
  max-width: 520px;
  margin: 0 auto;
  border: 1px solid var(--lux-line);
  padding: 28px 22px;
  background: var(--lux-white);
}
.contact-lux--rich { position: relative; padding-top: 32px; overflow: hidden; }
.cc-ribbon-lux {
  position: absolute;
  top: 12px;
  right: -34px;
  transform: rotate(36deg);
  background: var(--lux-gold);
  color: var(--lux-ink);
  font-size: 10px;
  letter-spacing: 0.15em;
  padding: 6px 38px;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(0,0,0,0.12);
}
.c-mgr-lux { align-items: center; }
.cc-badge-lux {
  font-size: 11px;
  padding: 3px 10px;
  border: 1px solid var(--lux-line);
  color: var(--lux-muted);
  margin-left: 4px;
}
.cc-slots-lux {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--lux-line);
}
@media (min-width: 520px) { .cc-slots-lux { grid-template-columns: repeat(3, 1fr); } }
.cc-slots-lux div {
  background: var(--lux-bg);
  padding: 10px 12px;
  border: 1px solid var(--lux-line);
  font-size: 12px;
}
.cc-slots-lux strong { display: block; margin-bottom: 4px; color: var(--lux-ink); }
.cc-slots-lux span { color: var(--lux-muted); line-height: 1.45; }
.c-line { margin: 0 0 14px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 15px; }
.c-line i { color: var(--lux-gold); width: 22px; }
.c-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid var(--lux-ink);
  background: transparent;
  color: var(--lux-ink);
  text-decoration: none;
  font-size: 14px;
  border-radius: 2px;
  cursor: pointer;
  font-family: inherit;
}
.c-btn:hover { background: var(--lux-ink); color: #fff; }
.c-note { margin: 18px 0 0; font-size: 14px; color: var(--lux-muted); }
.c-note i { margin-right: 6px; color: var(--lux-gold); }
.c-note--full { line-height: 1.65; }

/* M11 footer */
.site-foot {
  background: var(--lux-ink);
  color: rgba(255,255,255,0.82);
  padding: 40px 0 32px;
  font-size: 14px;
}
.ft-head-lux {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  max-width: 520px;
  margin: 0 auto 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.ft-ic-lux {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(184,138,68,0.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lux-gold);
  flex-shrink: 0;
}
.ft-title-lux { margin: 0; font-size: 17px; font-weight: 600; }
.ft-sub-lux { margin: 6px 0 0; font-size: 13px; color: rgba(255,255,255,0.55); }
.ft-cols-lux {
  display: grid;
  gap: 20px;
  max-width: 720px;
  margin: 0 auto 22px;
  text-align: left;
}
@media (min-width: 560px) { .ft-cols-lux { grid-template-columns: repeat(3, 1fr); } }
.ft-cols-lux h4 {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--lux-gold);
  letter-spacing: 0.06em;
}
.ft-cols-lux a {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,0.78);
  text-decoration: none;
  margin-bottom: 8px;
}
.ft-cols-lux a:hover { color: var(--lux-gold); }
.f-brand { text-align: center; margin: 0 0 14px; font-size: 16px; }
.f-brand i { color: var(--lux-gold); margin-right: 8px; }
.f-links { text-align: center; margin: 0 0 18px; }
.f-links a { color: rgba(255,255,255,0.85); text-decoration: none; margin: 0 2px; }
.f-links a:hover { color: var(--lux-gold); }
.f-law { max-width: 720px; margin: 0 auto 16px; font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.65); text-align: justify; }
.f-gov { text-align: center; margin: 0 0 14px; font-size: 13px; }
.f-gov-label { color: rgba(255,255,255,0.55); }
.f-gov a { color: var(--lux-gold); text-decoration: none; }
.f-copy { text-align: center; margin: 0; font-size: 12px; color: rgba(255,255,255,0.45); }
.footer-tech { text-align: center; margin-top: 10px; font-size: 11px; color: rgba(255,255,255,0.35); letter-spacing: 0.04em; }

/* F3-A */
.float-bottom {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 8px 16px calc(8px + env(safe-area-inset-bottom, 0px));
  background: rgba(26, 26, 26, 0.96);
  border-top: 1px solid var(--lux-line);
}
@media (min-width: 900px) {
  .float-bottom { display: none; }
  body { padding-bottom: 0; }
}
.float-btn {
  flex: 1;
  max-width: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 2px;
  text-decoration: none;
  font-size: 14px;
  color: #fff;
  border: 1px solid rgba(212,197,169,0.5);
}
.float-call { background: rgba(184,138,68,0.25); }
.float-wechat { background: rgba(46,125,50,0.35); }
.float-icon { font-size: 16px; }

/* F4 */
.fab-top {
  position: fixed;
  right: 16px;
  bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  z-index: 101;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--lux-line);
  background: var(--lux-white);
  color: var(--lux-gold);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.fab-top.show { opacity: 1; pointer-events: auto; }
@media (min-width: 900px) {
  .fab-top {
    bottom: 24px;
    right: 24px;
  }
}