/* ============================================================
   Beijing Local Service — styles
   Palette: lacquer red + warm paper + ink + gold
   ============================================================ */

:root {
  --paper: #FAF6F0;
  --paper-2: #F3EDE2;
  --card: #FFFFFF;
  --ink: #221B16;
  --ink-soft: #4A4038;
  --muted: #6E6359;
  --line: #E8DFD1;
  --red: #A8251F;
  --red-dark: #8C1D18;
  --red-deep: #5E140F;
  --gold: #C29A3F;
  --gold-soft: #EFE3C8;
  --ink-bg: #1D1512;
  --ink-bg-2: #2A1D17;
  --font-display: "Fraunces", "Songti SC", "STSong", serif;
  --font-body: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-zh: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --shadow-sm: 0 1px 2px rgba(34, 27, 22, .05), 0 4px 14px -6px rgba(34, 27, 22, .10);
  --shadow-lg: 0 18px 44px -18px rgba(34, 27, 22, .28);
  --radius: 22px;
  --header-h: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 600; line-height: 1.15; letter-spacing: -.01em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; }

.icon {
  width: 1.15em; height: 1.15em;
  fill: none; stroke: currentColor;
  stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
  flex: none;
}

.container { width: min(1160px, 92%); margin-inline: auto; }
.section { padding-block: clamp(4.5rem, 9vw, 7rem); }
.section-compact { padding-block: clamp(1.5rem, 3vw, 2.5rem); }
.section-alt { background: var(--paper-2); border-block: 1px solid var(--line); }

section[id], #top { scroll-margin-top: calc(var(--header-h) + 16px); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--red); color: #fff; padding: .6rem 1rem; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Typography helpers ---------- */
.kicker {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: .76rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--red); margin-bottom: 1.1rem;
}
.kicker::before { content: ""; width: 26px; height: 2px; background: var(--gold); border-radius: 2px; }
.kicker-gold { color: var(--gold); }
.kicker-gold::before { background: var(--red); }
.kicker-light { color: #F2D9A0; }
.kicker-light::before { background: rgba(255, 255, 255, .6); }

.section-head { max-width: 740px; margin-bottom: clamp(2.4rem, 5vw, 3.4rem); }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 2.65rem); }
.section-head p:not(.kicker) { margin-top: 1.1rem; color: var(--muted); font-size: 1.04rem; line-height: 1.7; max-width: 62ch; }
.section-head.centered { margin-inline: auto; text-align: center; }
.section-head.centered p:not(.kicker) { margin-inline: auto; }
.section-head.centered .kicker::after { content: ""; width: 26px; height: 2px; background: var(--gold); border-radius: 2px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .82rem 1.7rem; border-radius: 999px;
  font: inherit; font-weight: 600; font-size: .96rem;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--red), #7E1A15);
  color: #fff;
  box-shadow: 0 10px 26px -10px rgba(168, 37, 31, .55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -12px rgba(168, 37, 31, .65); }
.btn-ghost { border-color: rgba(247, 241, 231, .45); color: #F7F1E7; background: rgba(255, 255, 255, .06); }
.btn-ghost:hover { background: rgba(255, 255, 255, .15); }
.btn-outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-outline:hover { border-color: var(--red); color: var(--red); }
.btn-invert { background: #fff; color: var(--red-dark); box-shadow: 0 14px 30px -12px rgba(0, 0, 0, .35); }
.btn-invert:hover { transform: translateY(-2px); }
.btn-lg { padding: 1rem 2.1rem; font-size: 1.04rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 246, 240, .85);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.site-header.scrolled { border-bottom-color: var(--line); background: rgba(250, 246, 240, .96); box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; gap: 1.4rem; height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; color: var(--ink); }
.logo-mark {
  width: 40px; height: 40px; display: grid; place-items: center; flex: none;
  background: linear-gradient(135deg, var(--red), var(--red-deep));
  color: #fff; border-radius: 12px;
  font-family: var(--font-zh); font-size: 1.25rem; font-weight: 700;
  box-shadow: 0 6px 16px -6px rgba(168, 37, 31, .6);
}
.brand-name { font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; letter-spacing: 0; }
.brand-name em { font-style: italic; color: var(--red); }
.brand-name-light { color: #fff; }
/* 深色页脚上红色 "Local" 对比度不足,改用描金 */
.brand-name-light em { color: var(--gold); }
/* Fraunces 的小字号 & 符号易被误读,标题内改用无衬线字形 */
.amp { font-family: var(--font-body); font-style: normal; font-weight: inherit; }

.main-nav { display: flex; align-items: center; gap: 1.5rem; margin-left: auto; }
.main-nav a {
  text-decoration: none; color: var(--ink-soft); font-size: .94rem; font-weight: 500;
  transition: color .2s;
}
.main-nav a:hover { color: var(--red); }
.nav-cta { display: none; }
.header-actions { margin-left: .4rem; }

.nav-toggle {
  display: none; margin-left: auto;
  width: 44px; height: 44px; place-items: center;
  background: none; border: 1px solid var(--line); border-radius: 12px;
  color: var(--ink); cursor: pointer;
}
.nav-toggle .icon { width: 22px; height: 22px; }

@media (max-width: 960px) {
  .main-nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    display: none; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    box-shadow: 0 30px 50px -30px rgba(34, 27, 22, .4);
    padding: .6rem 5%;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: .9rem .4rem; border-bottom: 1px solid var(--line); font-size: 1.02rem; }
  .main-nav a:last-child { border-bottom: 0; }
  .nav-cta { display: block; color: var(--red); font-weight: 600; }
  .header-actions { display: none; }
  .nav-toggle { display: grid; }
  .nav-toggle.is-open { color: var(--red); border-color: rgba(168, 37, 31, .4); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #F7F1E7;
  padding: clamp(5.5rem, 12vw, 9rem) 0 clamp(4.2rem, 9vw, 7rem);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(105deg, rgba(26, 16, 13, .9) 0%, rgba(26, 16, 13, .72) 46%, rgba(26, 16, 13, .38) 100%),
    url("https://images.unsplash.com/photo-1508804185872-d7badad00f7d?auto=format&fit=crop&w=1920&q=80") center 38% / cover no-repeat,
    linear-gradient(135deg, #3A241C, #1D1512);
}
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 140px; z-index: -1;
  background: linear-gradient(180deg, transparent, var(--paper));
}
.hero-inner { max-width: 780px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .5rem 1.05rem; border-radius: 999px;
  border: 1px solid rgba(247, 241, 231, .3);
  background: rgba(0, 0, 0, .22);
  color: #EBD9AE; font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
}
.hero h1 { font-size: clamp(2.7rem, 6.4vw, 4.4rem); line-height: 1.05; margin-top: 1.6rem; }
.hero h1 em { font-style: italic; color: var(--gold); }
.lead { margin-top: 1.4rem; font-size: clamp(1.02rem, 1.6vw, 1.18rem); line-height: 1.7; color: rgba(247, 241, 231, .85); max-width: 60ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.trust-row {
  display: flex; flex-wrap: wrap; gap: .7rem 1.6rem;
  margin-top: 2.7rem; padding-top: 1.7rem;
  border-top: 1px solid rgba(247, 241, 231, .2);
}
.trust-row li { display: flex; align-items: center; gap: .55rem; font-size: .93rem; color: rgba(247, 241, 231, .92); }
.trust-row .icon { color: var(--gold); width: 1em; height: 1em; }

/* ---------- Services ---------- */
.icon-chip {
  width: 54px; height: 54px; border-radius: 16px; flex: none;
  display: grid; place-items: center;
  background: var(--tint-bg, #FBECE9); color: var(--tint, var(--red));
}
.icon-chip .icon { width: 26px; height: 26px; }

.core-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem; }

.service-card {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2.1rem; display: flex; flex-direction: column; align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.service-card h3 { font-size: 1.4rem; margin-top: 1.2rem; }
.service-card .zh { font-family: var(--font-zh); font-size: .95rem; font-weight: 600; color: var(--tint, var(--red)); margin-top: .35rem; }
.service-card > p:not(.zh):not(.tag) { margin-top: .9rem; color: var(--muted); font-size: .98rem; line-height: 1.68; }

.tag {
  position: absolute; top: 1.35rem; right: 1.35rem;
  padding: .32rem .75rem; border-radius: 999px;
  font-size: .66rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase;
  background: rgba(0, 0, 0, .3); color: #EBCB8C;
}

.card-list { margin-top: 1.15rem; display: grid; gap: .6rem; }
.card-list li { display: flex; align-items: flex-start; gap: .65rem; font-size: .95rem; color: var(--ink-soft); line-height: 1.5; }
.card-list .icon { color: var(--tint, var(--red)); margin-top: .22em; width: 1.05em; height: 1.05em; }

.card-foot {
  margin-top: auto; padding-top: 1.5rem; width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.price { font-size: .95rem; color: var(--muted); }
.price strong { font-size: 1.35rem; font-family: var(--font-display); color: var(--ink); margin-left: .1rem; }
.text-link {
  display: inline-flex; align-items: center; gap: .45rem;
  color: var(--red); font-weight: 600; font-size: .95rem; text-decoration: none;
}
.text-link .icon { width: 1em; height: 1em; transition: transform .2s; }
.text-link:hover .icon { transform: translateX(4px); }

/* core (dark) variant */
.service-card.core {
  background: linear-gradient(160deg, #231813, #35231B);
  border-color: transparent; color: #F7F1E7;
  box-shadow: 0 22px 48px -24px rgba(34, 27, 22, .5);
}
.service-card.core::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--gold), rgba(194, 154, 63, .15));
}
.service-card.core > p:not(.zh) { color: rgba(247, 241, 231, .78); }
.service-card.core .zh { color: var(--gold); }
.service-card.core .icon-chip { background: rgba(201, 154, 63, .15); color: var(--gold); }
.service-card.core .card-list li { color: rgba(247, 241, 231, .92); }
.service-card.core .card-list .icon { color: var(--gold); }
.service-card.core .price { color: rgba(247, 241, 231, .65); }
.service-card.core .price strong { color: #fff; }
.service-card.core .text-link { color: var(--gold); }

/* extended grid */
.service-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem;
  margin-top: 1.6rem;
}
.service-card.small { padding: 1.8rem; }
.service-card.small .icon-chip { width: 48px; height: 48px; border-radius: 14px; }
.service-card.small .icon-chip .icon { width: 23px; height: 23px; }
.service-card.small h3 { font-size: 1.18rem; margin-top: 1.05rem; }
.service-card.small > p:not(.zh) { font-size: .93rem; margin-top: .75rem; }

.services-note {
  margin-top: 2.2rem; padding: 1.25rem 1.6rem;
  display: flex; align-items: center; gap: .95rem;
  border: 1px dashed rgba(168, 37, 31, .4); border-radius: 16px;
  background: rgba(168, 37, 31, .05);
  color: var(--ink-soft); font-size: .97rem; line-height: 1.6;
}
.services-note .icon { color: var(--red); width: 22px; height: 22px; }
.services-note a { color: var(--red); font-weight: 600; text-decoration: none; border-bottom: 1px solid rgba(168, 37, 31, .35); }

/* ---------- Why us (dark) ---------- */
.section-dark {
  position: relative; overflow: hidden;
  background: var(--ink-bg); color: #F7F1E7;
}
.section-dark::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(700px 420px at 12% -10%, rgba(168, 37, 31, .28), transparent 62%),
    radial-gradient(560px 360px at 95% 110%, rgba(194, 154, 63, .14), transparent 60%);
}
.section-dark::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: radial-gradient(rgba(247, 241, 231, .09) 1px, transparent 1px);
  background-size: 28px 28px;
}
.section-dark .container { position: relative; z-index: 1; }
.section-dark .section-head p:not(.kicker) { color: rgba(247, 241, 231, .72); }
.section-dark h2 { color: #fff; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.feature {
  background: rgba(255, 255, 255, .045);
  border: 1px solid rgba(247, 241, 231, .1);
  border-radius: 18px; padding: 1.9rem;
  transition: transform .25s ease, background .25s ease, border-color .25s ease;
}
.feature:hover { transform: translateY(-4px); background: rgba(255, 255, 255, .07); border-color: rgba(194, 154, 63, .35); }
.feature .icon-chip { background: rgba(201, 154, 63, .14); color: var(--gold); width: 48px; height: 48px; border-radius: 14px; }
.feature .icon-chip .icon { width: 23px; height: 23px; }
.feature h3 { font-size: 1.14rem; color: #fff; margin-top: 1.05rem; }
.feature p { margin-top: .7rem; font-size: .94rem; line-height: 1.66; color: rgba(247, 241, 231, .7); }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.step {
  position: relative;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.9rem;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.step-num {
  position: absolute; top: 1.4rem; right: 1.6rem;
  font-family: var(--font-display); font-size: 3.2rem; font-weight: 700;
  color: rgba(168, 37, 31, .22); line-height: 1;
}
.step .icon-chip { width: 48px; height: 48px; border-radius: 14px; }
.step .icon-chip .icon { width: 23px; height: 23px; }
.step h3 { font-size: 1.18rem; margin-top: 1.1rem; }
.step p { margin-top: .75rem; font-size: .95rem; line-height: 1.66; color: var(--muted); }

/* ---------- Pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.price-card {
  position: relative; text-align: center;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem 1.6rem;
  display: flex; flex-direction: column; align-items: center;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.price-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.price-card .icon-chip { width: 48px; height: 48px; border-radius: 14px; }
.price-card .icon-chip .icon { width: 23px; height: 23px; }
.price-card h3 { font-size: 1.1rem; margin-top: 1.05rem; }
.price-value { margin-top: .7rem; font-family: var(--font-display); font-size: 2.5rem; font-weight: 600; color: var(--ink); line-height: 1; }
.price-value.sm { font-size: 1.6rem; margin-top: 1rem; }
.price-unit { margin-top: .55rem; font-size: .86rem; color: var(--muted); }
.price-card.featured {
  background: linear-gradient(160deg, #231813, #35231B);
  border-color: transparent; color: #F7F1E7;
}
.price-card.featured::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--gold), rgba(194, 154, 63, .15));
}
.price-card.featured h3 { color: #fff; }
.price-card.featured .price-value { color: var(--gold); }
.price-card.featured .price-unit { color: rgba(247, 241, 231, .65); }
.price-card.featured .icon-chip { background: rgba(201, 154, 63, .15); color: var(--gold); }
.pricing-note { margin-top: 1.9rem; text-align: center; color: var(--muted); font-size: .95rem; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative; overflow: hidden;
  border-radius: 28px;
  background: linear-gradient(120deg, var(--red-dark), var(--red));
  color: #fff; text-align: center;
  padding: clamp(2.8rem, 6vw, 4.6rem) clamp(1.6rem, 5vw, 4rem);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(560px 300px at 88% -30%, rgba(255, 255, 255, .16), transparent 60%),
    radial-gradient(500px 280px at 8% 130%, rgba(0, 0, 0, .28), transparent 60%);
}
.cta-band > * { position: relative; }
.cta-band .kicker { margin-bottom: .9rem; }
.cta-band h2 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.6rem); max-width: 24ch; margin-inline: auto; }
.cta-band p { margin: 1.1rem auto 1.9rem; max-width: 52ch; color: rgba(255, 255, 255, .86); font-size: 1.02rem; line-height: 1.65; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin-inline: auto; display: grid; gap: .9rem; }
.faq-item {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  overflow: hidden; transition: border-color .2s, box-shadow .2s;
}
.faq-item[open] { border-color: rgba(168, 37, 31, .35); box-shadow: var(--shadow-sm); }
.faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 1.2rem 1.5rem;
  font-weight: 600; font-size: 1.01rem; color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; flex: none;
  font-size: 1.55rem; font-weight: 400; line-height: 1; color: var(--red);
  transition: transform .25s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-body { padding: 0 1.5rem 1.35rem; color: var(--muted); font-size: .96rem; line-height: 1.7; max-width: 64ch; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 1.6rem; align-items: stretch; }
/* 让长邮箱/微信号等不可断行文本可换行,避免把网格撑出视口 */
.contact-grid > *, .core-grid > *, .service-grid > *, .feature-grid > *, .steps > *, .price-grid > * { min-width: 0; }
.channel-value { overflow-wrap: anywhere; }

.contact-info {
  background: linear-gradient(160deg, #231813, #35231B);
  color: #F7F1E7; border-radius: 24px; padding: 2.2rem;
  box-shadow: 0 22px 48px -24px rgba(34, 27, 22, .5);
}
.contact-info h3 { font-size: 1.5rem; color: #fff; }
.contact-info > p { margin-top: .7rem; color: rgba(247, 241, 231, .72); font-size: .96rem; line-height: 1.65; }
.channels { margin-top: 1.7rem; display: grid; gap: 1.05rem; }
.channel { display: flex; align-items: center; gap: .95rem; }
.channel .icon-chip { width: 42px; height: 42px; border-radius: 12px; background: rgba(201, 154, 63, .15); color: var(--gold); }
.channel .icon-chip .icon { width: 20px; height: 20px; }
.channel-label { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .13em; color: rgba(247, 241, 231, .5); }
.channel-value { font-weight: 600; font-size: .96rem; color: #fff; text-decoration: none; line-height: 1.4; }
a.channel-value:hover { color: var(--gold); }

.form-card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 2.2rem; box-shadow: var(--shadow-sm); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.15rem; }
.field { display: grid; gap: .45rem; align-content: start; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .87rem; font-weight: 600; color: var(--ink); }
.field input, .field select, .field textarea {
  width: 100%; padding: .8rem 1rem;
  border: 1.5px solid var(--line); border-radius: 12px;
  background: #fff; color: var(--ink);
  font: inherit; font-size: .96rem;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder, .field textarea::placeholder { color: #A89D90; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(168, 37, 31, .13);
}
.form-submit { margin-top: 1.4rem; display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap; }
.form-note { font-size: .85rem; color: var(--muted); max-width: 30ch; line-height: 1.5; }
.form-error { margin-top: .85rem; font-size: .9rem; font-weight: 500; color: var(--red); }

.form-success { text-align: center; padding: 2.5rem 1rem; }
.form-success .icon-chip { margin: 0 auto 1.2rem; width: 60px; height: 60px; border-radius: 18px; background: #EAF1EA; color: #4F6F52; }
.form-success .icon-chip .icon { width: 28px; height: 28px; }
.form-success h3 { font-size: 1.4rem; }
.form-success p { margin: .9rem auto 1.5rem; max-width: 44ch; color: var(--muted); line-height: 1.65; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink-bg); color: rgba(247, 241, 231, .72); padding: 3.6rem 0 2rem; font-size: .93rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 2.6rem; }
.footer-brand p { margin-top: 1rem; line-height: 1.7; max-width: 36ch; }
.site-footer h4 { color: #fff; font-family: var(--font-body); font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .15em; margin-bottom: 1.05rem; }
.site-footer ul { display: grid; gap: .6rem; }
.site-footer ul a { text-decoration: none; transition: color .2s; }
.site-footer ul a:hover { color: var(--gold); }
.footer-bottom {
  margin-top: 2.8rem; padding-top: 1.7rem;
  border-top: 1px solid rgba(247, 241, 231, .12);
  display: flex; justify-content: space-between; align-items: flex-end; gap: 1.4rem; flex-wrap: wrap;
}
.disclaimer { font-size: .82rem; color: rgba(247, 241, 231, .5); max-width: 78ch; line-height: 1.6; }

/* ---------- Floating WhatsApp button ---------- */
.fab {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%;
  background: linear-gradient(135deg, #23A457, #1B8A45);
  border: 2.5px solid rgba(255, 255, 255, .9);
  color: #fff; display: grid; place-items: center;
  box-shadow: 0 16px 34px -12px rgba(23, 122, 61, .6);
  transition: transform .2s ease;
}
.fab:hover { transform: scale(1.08); }
.fab .icon { width: 26px; height: 26px; }

/* ---------- Scroll reveal ---------- */
html.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
html.js .reveal.in { opacity: 1; transform: none; }
.service-grid .reveal:nth-child(2n) { transition-delay: .06s; }
.service-grid .reveal:nth-child(3n) { transition-delay: .12s; }
.feature-grid .reveal:nth-child(2n), .steps .reveal:nth-child(2) { transition-delay: .08s; }
.feature-grid .reveal:nth-child(3n), .steps .reveal:nth-child(3) { transition-delay: .16s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js .reveal { opacity: 1; transform: none; transition: none; }
  * { transition-duration: .01ms !important; }
}

/* ---------- Service landing pages ---------- */
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem; font-size: .88rem; color: var(--muted); margin-bottom: 1.6rem; }
.breadcrumb a { color: var(--red); text-decoration: none; font-weight: 500; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span[aria-hidden] { color: #C9B9A3; }
.breadcrumb > span:not([aria-hidden]) { color: var(--ink-soft); font-weight: 500; }

.svc-hero { background: var(--paper-2); border-bottom: 1px solid var(--line); padding: clamp(2.6rem, 6vw, 4.2rem) 0 clamp(3rem, 6vw, 4.6rem); overflow: hidden; }
.svc-hero-inner { position: relative; }
/* 右侧水印图标,平衡桌面端留白 */
.svc-hero-art {
  position: absolute; right: 2%; top: 50%; transform: translateY(-50%);
  width: clamp(200px, 30vw, 340px); height: clamp(200px, 30vw, 340px);
  color: var(--red); opacity: .055; pointer-events: none;
}
.svc-hero-art .icon { width: 100%; height: 100%; stroke-width: 1.2; }
.svc-hero .icon-chip { width: 64px; height: 64px; border-radius: 18px; margin-bottom: 1.4rem; }
.svc-hero .icon-chip .icon { width: 30px; height: 30px; }
.svc-hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.1rem); max-width: 22ch; }
.svc-zh { margin-top: .6rem; font-size: 1.05rem; }
.lead-svc { margin-top: 1.15rem; color: var(--muted); font-size: 1.05rem; line-height: 1.75; max-width: 68ch; }
.svc-hero .hero-cta { margin-top: 1.9rem; }

.svc-main { padding-top: clamp(3rem, 6vw, 4.5rem); }
.svc-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 1.6rem; align-items: start; }
.svc-h2 { font-size: 1.45rem; margin-bottom: 1.15rem; }
.svc-aside { display: grid; gap: 1.4rem; }
.svc-aside .price-card .btn { margin-top: 1.2rem; width: 100%; }
.svc-aside .price-card .form-note { margin: .85rem auto 0; max-width: 30ch; font-size: .84rem; color: var(--muted); line-height: 1.55; }
.contact-strip { background: linear-gradient(160deg, #231813, #35231B); color: #F7F1E7; border-radius: 22px; padding: 1.8rem; box-shadow: 0 22px 48px -24px rgba(34, 27, 22, .5); }
.contact-strip h3 { color: #fff; font-size: 1.15rem; margin-bottom: 1.05rem; }
.contact-strip .channels { margin-top: 0; gap: .9rem; }
.contact-strip .channel-label { color: rgba(247, 241, 231, .5); }
.contact-strip .channel-value { font-size: .92rem; }

.svc-faq { margin-top: clamp(2.6rem, 5vw, 3.4rem); max-width: 860px; }
.svc-related { margin-top: clamp(2.6rem, 5vw, 3.4rem); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.related-card {
  display: flex; align-items: center; gap: 1rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 1.4rem; text-decoration: none; color: var(--ink);
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.related-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: rgba(168, 37, 31, .35); }
.related-card .icon-chip { width: 44px; height: 44px; border-radius: 12px; }
.related-card .icon-chip .icon { width: 21px; height: 21px; }
.related-card h3 { font-family: var(--font-body); font-size: 1rem; font-weight: 600; }
.related-card .zh { font-family: var(--font-zh); font-size: .8rem; color: var(--muted); margin-top: .2rem; }

/* 首页服务卡片标题 → 落地页链接 */
.service-card h3 a { color: inherit; text-decoration: none; }
.service-card h3 a:hover { color: var(--tint, var(--red)); }
.service-card.core h3 a:hover { color: var(--gold); }

@media (max-width: 1020px) { .related-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 860px) { .svc-grid { grid-template-columns: 1fr; } }
@media (max-width: 620px) {
  .related-grid { grid-template-columns: 1fr; }
  .svc-hero-art { right: -8%; opacity: .04; }
  .svc-hero .hero-cta { flex-direction: column; align-items: stretch; }
  .svc-hero .hero-cta .btn { justify-content: center; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid, .steps, .price-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .core-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .service-grid, .feature-grid, .steps, .price-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .service-card { padding: 1.7rem; }
  .fab { width: 52px; height: 52px; right: 1rem; bottom: 1rem; }
  /* 移动端加深深色遮罩,保证信任条上的对勾清晰可见 */
  .hero::before {
    background:
      linear-gradient(105deg, rgba(26, 16, 13, .94) 0%, rgba(26, 16, 13, .8) 55%, rgba(26, 16, 13, .62) 100%),
      url("https://images.unsplash.com/photo-1508804185872-d7badad00f7d?auto=format&fit=crop&w=1920&q=80") center 38% / cover no-repeat,
      linear-gradient(135deg, #3A241C, #1D1512);
  }
}