:root {
  --ink: #26332c;
  --ink-soft: #526158;
  --forest: #315c47;
  --forest-dark: #244737;
  --sage: #dfe8dc;
  --sage-light: #eff4ec;
  --cream: #f7f2e8;
  --warm: #eadcc7;
  --white: #fffdf9;
  --line: #d9ded6;
  --error: #a33d31;
  --success: #286444;
  --shadow: 0 20px 55px rgba(36, 71, 55, 0.1);
  --radius-sm: 0.7rem;
  --radius: 1.25rem;
  --radius-lg: 2rem;
  --content: 74rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Noto Sans CJK SC", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0 0 auto;
  height: 3px;
  z-index: 100;
  background: linear-gradient(90deg, var(--forest) 0 70%, var(--warm) 70%);
}

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }

:focus-visible {
  outline: 3px solid #ca9153;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 200;
  padding: 0.7rem 1rem;
  color: white;
  background: var(--forest-dark);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.skip-link:focus { top: 0; }

.container { width: min(calc(100% - 2rem), var(--content)); margin-inline: auto; }
.section { padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.section-sm { padding: clamp(3rem, 5vw, 4.5rem) 0; }
.section-tint { background: var(--sage-light); }
.section-cream { background: var(--cream); }
.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--forest);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.eyebrow span { font-weight: 500; letter-spacing: 0.06em; }

h1, h2, h3 { margin: 0; line-height: 1.22; letter-spacing: -0.025em; }
h1 { font-size: clamp(2.65rem, 7vw, 5.55rem); font-weight: 760; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.65rem); }
.en-title {
  display: block;
  margin-top: 0.35rem;
  color: var(--ink-soft);
  font-family: ui-serif, Georgia, serif;
  font-size: 0.53em;
  font-weight: 500;
  letter-spacing: 0;
}
.en-copy { color: var(--ink-soft); font-size: 0.9rem; line-height: 1.55; }
.section-heading { max-width: 47rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-heading > p:not(.eyebrow) { max-width: 42rem; margin: 1rem 0 0; }
.lede { font-size: clamp(1.08rem, 2vw, 1.28rem); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  border-bottom: 1px solid rgba(49, 92, 71, 0.12);
  background: rgba(255, 253, 249, 0.94);
  backdrop-filter: blur(16px);
}
.nav-wrap { min-height: 5rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; }
.brand-mark {
  width: 2.65rem;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--forest);
  border-radius: 50% 50% 48% 52%;
  font-size: 1.35rem;
  font-weight: 800;
}
.brand-copy { font-size: 1.05rem; font-weight: 800; line-height: 1.1; }
.brand-copy span { display: block; margin-top: 0.2rem; color: var(--ink-soft); font-size: 0.66rem; font-weight: 500; letter-spacing: 0.05em; }
.menu-button {
  width: 3rem;
  height: 3rem;
  display: none;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--white);
  border-radius: 50%;
  cursor: pointer;
}
.menu-icon, .menu-icon::before, .menu-icon::after { width: 1.25rem; height: 2px; display: block; background: currentColor; }
.menu-icon { position: relative; }
.menu-icon::before, .menu-icon::after { content: ""; position: absolute; left: 0; }
.menu-icon::before { top: -0.42rem; }
.menu-icon::after { top: 0.42rem; }
.nav-list { display: flex; align-items: center; gap: clamp(0.75rem, 1.8vw, 1.65rem); margin: 0; padding: 0; list-style: none; }
.nav-link { display: block; padding: 0.55rem 0; text-decoration: none; font-size: 0.91rem; font-weight: 700; line-height: 1.08; }
.nav-link span { display: block; margin-top: 0.2rem; color: var(--ink-soft); font-size: 0.65rem; font-weight: 500; }
.nav-link[aria-current="page"] { color: var(--forest); }
.nav-cta { padding: 0.72rem 1rem; color: white; background: var(--forest); border-radius: 999px; }
.nav-cta span { color: rgba(255,255,255,.72); }

.hero {
  min-height: calc(100svh - 5rem);
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  background:
    radial-gradient(circle at 92% 15%, rgba(223,232,220,.85) 0 16%, transparent 16.3%),
    linear-gradient(112deg, var(--white) 0 60%, var(--cream) 60%);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(19rem, .82fr); align-items: center; gap: clamp(2.5rem, 7vw, 7rem); }
.hero-copy { position: relative; z-index: 2; }
.hero h1 { max-width: 12ch; }
.hero .en-title { max-width: 22ch; font-size: clamp(1.3rem, 2vw, 1.75rem); }
.hero-text { max-width: 38rem; margin: 1.5rem 0 0; font-size: clamp(1.03rem, 1.8vw, 1.22rem); }
.actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.button {
  min-height: 3.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.78rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  line-height: 1.05;
  cursor: pointer;
}
.button span { font-size: 0.74rem; font-weight: 500; opacity: 0.82; }
.button-primary { color: white; background: var(--forest); }
.button-primary:hover { background: var(--forest-dark); }
.button-secondary { border-color: var(--forest); color: var(--forest); background: transparent; }
.button-ghost { border-color: var(--line); color: var(--ink); background: var(--white); }
.button:disabled { opacity: 0.55; cursor: not-allowed; }

.hero-panel {
  position: relative;
  min-height: 29rem;
  padding: clamp(1.3rem, 3vw, 2.2rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: white;
  background: var(--forest-dark);
  border-radius: 10rem 10rem var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow);
}
.hero-panel::before {
  content: "";
  position: absolute;
  width: 7.5rem;
  height: 7.5rem;
  right: -1.4rem;
  top: 7rem;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 50%;
}
.hero-panel-top { padding: 3.7rem 0 0; text-align: center; }
.hero-panel-top strong { display: block; font-size: clamp(1.75rem, 4vw, 2.5rem); }
.hero-panel-top span { color: rgba(255,255,255,.7); font-family: ui-serif, Georgia, serif; }
.hero-points { display: grid; gap: 0.75rem; }
.hero-point { display: flex; align-items: center; gap: .75rem; padding: .85rem 1rem; background: rgba(255,255,255,.08); border-radius: var(--radius-sm); }
.hero-point::before { content: "✓"; width: 1.6rem; height: 1.6rem; display: grid; place-items: center; flex: none; color: var(--forest-dark); background: var(--sage); border-radius: 50%; font-weight: 900; }
.hero-point small { display: block; color: rgba(255,255,255,.62); }

.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.service-card {
  min-height: 20rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  transition: transform .2s ease, border-color .2s ease;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--forest); }
.service-number { color: var(--forest); font-family: ui-serif, Georgia, serif; font-size: 2rem; }
.service-card p { margin-bottom: 0; }
.text-link { color: var(--forest); font-weight: 800; }

.feature-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 7vw, 6rem); align-items: center; }
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.feature-item { padding: 1.2rem 0; border-top: 1px solid var(--line); }
.feature-item strong { display: block; font-size: 1.08rem; }
.feature-item span { color: var(--ink-soft); font-size: 0.82rem; }
.statement-panel { padding: clamp(1.6rem, 4vw, 3rem); background: var(--cream); border-radius: var(--radius-lg); }
.statement-panel blockquote { margin: 0; font-size: clamp(1.45rem, 3vw, 2.15rem); font-weight: 700; line-height: 1.45; }
.statement-panel p { margin-bottom: 0; }

.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; counter-reset: process; }
.process-step { position: relative; padding: 1.5rem; border-top: 3px solid var(--forest); background: var(--white); }
.process-step::before { counter-increment: process; content: "0" counter(process); color: var(--forest); font-family: ui-serif, Georgia, serif; font-size: 2rem; }
.process-step h3 { margin-top: 2rem; }
.process-step p { margin-bottom: 0; }

.area-panel { position: relative; overflow: hidden; padding: clamp(2rem, 6vw, 4.5rem); color: white; background: var(--forest-dark); border-radius: var(--radius-lg); }
.area-panel::after { content: "FREMONT"; position: absolute; right: -0.03em; bottom: -0.27em; color: rgba(255,255,255,.055); font-family: ui-serif, Georgia, serif; font-size: clamp(5rem, 15vw, 12rem); line-height: 1; pointer-events: none; }
.area-panel > * { position: relative; z-index: 1; }
.area-panel .en-title, .area-panel .en-copy { color: rgba(255,255,255,.7); }
.area-eyebrow { color: var(--sage); }
.area-panel p { max-width: 45rem; }
.city-line { margin: 2.2rem 0 0; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.2); color: var(--sage); font-weight: 700; }
.area-note { margin-top: 1.3rem; font-size: .95rem; }

.cta-band { color: white; background: var(--forest); }
.cta-grid { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.cta-grid h2 .en-title { color: rgba(255,255,255,.67); }
.cta-grid .button { flex: none; color: var(--forest-dark); background: var(--white); }

.page-hero { padding: clamp(4.5rem, 9vw, 8rem) 0; background: linear-gradient(125deg, var(--cream), var(--sage-light)); }
.page-hero p { max-width: 46rem; margin: 1.25rem 0 0; }
.page-hero h1 { font-size: clamp(2.7rem, 6vw, 5rem); }
.page-hero .en-title { font-size: .38em; }

.detail-list { display: grid; gap: 2rem; }
.detail-service { display: grid; grid-template-columns: .45fr 1fr; gap: 2rem; padding: 2rem 0; border-top: 1px solid var(--line); }
.detail-service h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); }
.detail-service p:first-child { margin-top: 0; }
.detail-points { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .6rem 1.2rem; margin: 1.2rem 0 0; padding: 0; list-style: none; }
.detail-points li { padding-left: 1.4rem; position: relative; }
.detail-points li::before { content: "•"; position: absolute; left: .3rem; color: var(--forest); font-weight: 900; }

.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.contact-card { padding: clamp(1.4rem, 3vw, 2rem); border: 1px solid var(--line); background: white; border-radius: var(--radius); }
.contact-card .label-en { display: block; color: var(--ink-soft); font-size: .78rem; }
.contact-card .contact-value { display: block; margin: 1.5rem 0; color: var(--forest); font-size: clamp(1.15rem, 2vw, 1.45rem); font-weight: 800; overflow-wrap: anywhere; }

.quote-shell { display: grid; grid-template-columns: minmax(0, 1fr) 18rem; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.quote-main { min-width: 0; }
.quote-aside { position: sticky; top: 6.5rem; padding: 1.4rem; background: var(--cream); border-radius: var(--radius); }
.quote-aside h2 { font-size: 1.2rem; }
.quote-aside ul { margin: 1rem 0 0; padding-left: 1.2rem; }
.quote-aside .en-copy { margin-bottom: 0; }
.form-progress { margin-bottom: 1.5rem; }
.progress-meta { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: .6rem; font-weight: 800; }
.progress-meta span:last-child { color: var(--ink-soft); font-size: .82rem; font-weight: 600; }
.progress-track { height: .5rem; overflow: hidden; background: var(--sage); border-radius: 999px; }
.progress-fill { height: 100%; width: 20%; background: var(--forest); border-radius: inherit; transition: width .25s ease; }
.form-step { display: none; }
.form-step[data-active="true"] { display: block; animation: step-in .25s ease both; }
@keyframes step-in { from { opacity: 0; transform: translateY(6px); } }
.form-card { padding: clamp(1.25rem, 4vw, 2.5rem); border: 1px solid var(--line); background: white; border-radius: var(--radius-lg); box-shadow: 0 10px 35px rgba(36,71,55,.06); }
.form-card > h2 { margin-bottom: 2rem; font-size: clamp(1.7rem, 3vw, 2.25rem); }
.field { margin: 0 0 1.6rem; }
.field:last-child { margin-bottom: 0; }
.field-label, fieldset > legend { display: block; margin-bottom: .65rem; font-weight: 800; line-height: 1.35; }
.field-label .en, fieldset > legend .en { display: block; margin-top: .2rem; color: var(--ink-soft); font-size: .76rem; font-weight: 500; }
.required { color: var(--error); }
.helper { display: block; margin-top: .4rem; color: var(--ink-soft); font-size: .79rem; line-height: 1.5; }
input[type="text"], input[type="email"], input[type="number"], input[type="date"], input[type="time"], textarea, select {
  width: 100%;
  min-height: 3.25rem;
  padding: .75rem .9rem;
  border: 1px solid #bac4bb;
  color: var(--ink);
  background: var(--white);
  border-radius: var(--radius-sm);
}
textarea { min-height: 9rem; resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: var(--forest); }
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--error); }
fieldset { min-width: 0; margin: 0 0 1.8rem; padding: 0; border: 0; }
.choice-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .65rem; }
.choice {
  position: relative;
  min-height: 3.3rem;
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .75rem;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.choice:has(input:checked) { border-color: var(--forest); background: var(--sage-light); }
.choice input { width: 1.15rem; height: 1.15rem; flex: none; accent-color: var(--forest); }
.choice span { display: block; line-height: 1.25; font-weight: 700; }
.choice small { display: block; margin-top: .15rem; color: var(--ink-soft); font-size: .71rem; font-weight: 500; }
.conditional { display: none; margin-top: .7rem; }
.conditional[data-visible="true"] { display: block; }
.form-error { display: none; margin: 0 0 1rem; padding: .8rem 1rem; color: var(--error); background: #f9ece8; border-left: 3px solid var(--error); }
.form-error[data-visible="true"] { display: block; }
.field-error { display: block; margin-top: .35rem; color: var(--error); font-size: .78rem; }
.form-actions { display: flex; justify-content: space-between; gap: .8rem; margin-top: 1.5rem; }
.form-actions [data-next] { margin-left: auto; }
.honeypot { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0 0 0 0) !important; white-space: nowrap !important; }
.photo-drop { padding: 1.5rem; border: 1.5px dashed #9eaa9f; background: var(--sage-light); border-radius: var(--radius); text-align: center; }
.photo-drop input { max-width: 100%; }
.photo-preview { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; margin-top: 1rem; }
.photo-item { position: relative; overflow: hidden; aspect-ratio: 1; background: var(--cream); border-radius: .6rem; }
.photo-item img { width: 100%; height: 100%; object-fit: cover; }
.photo-remove { position: absolute; top: .35rem; right: .35rem; width: 2rem; height: 2rem; padding: 0; border: 0; color: white; background: rgba(25,35,29,.82); border-radius: 50%; cursor: pointer; }
.review-list { display: grid; gap: 1rem; margin: 0; }
.review-row { display: grid; grid-template-columns: minmax(9rem,.55fr) 1fr; gap: 1rem; padding-bottom: .8rem; border-bottom: 1px solid var(--line); }
.review-row dt { font-weight: 800; }
.review-row dt span { display: block; color: var(--ink-soft); font-size: .7rem; font-weight: 500; }
.review-row dd { margin: 0; overflow-wrap: anywhere; }
.success-state { padding: clamp(2rem, 6vw, 4rem); color: var(--ink); background: var(--sage-light); border: 1px solid var(--sage); border-radius: var(--radius-lg); text-align: center; }
.success-mark { width: 4.5rem; height: 4.5rem; display: grid; place-items: center; margin: 0 auto 1.4rem; color: white; background: var(--success); border-radius: 50%; font-size: 2rem; }
.success-state p { max-width: 40rem; margin-inline: auto; }
.success-contacts { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; margin: 1.5rem 0; font-weight: 800; }
.success-actions { justify-content: center; }

.privacy-copy { max-width: 48rem; }
.privacy-copy h2 { margin: 2.5rem 0 .8rem; font-size: 1.55rem; }
.privacy-copy ul { padding-left: 1.25rem; }

.site-footer { padding: 4rem 0 6rem; color: rgba(255,255,255,.78); background: #1f3128; }
.footer-grid { display: grid; grid-template-columns: 1.1fr .7fr .8fr; gap: 2rem; }
.footer-brand { color: white; font-size: 1.4rem; font-weight: 800; }
.footer-brand span { display: block; color: rgba(255,255,255,.62); font-size: .8rem; font-weight: 500; }
.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li + li { margin-top: .5rem; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: white; text-decoration: underline; }
.footer-title { margin: 0 0 1rem; color: white; font-weight: 800; }
.footer-bottom { margin-top: 3rem; padding-top: 1.3rem; border-top: 1px solid rgba(255,255,255,.13); font-size: .8rem; }
.mobile-actions { display: none; }

@media (max-width: 960px) {
  .menu-button { display: grid; }
  .nav-menu { position: absolute; inset: 5rem 0 auto; padding: .75rem 1rem 1rem; border-bottom: 1px solid var(--line); background: var(--white); box-shadow: 0 18px 30px rgba(36,71,55,.1); display: none; }
  .nav-menu[data-open="true"] { display: block; }
  .nav-list { align-items: stretch; flex-direction: column; gap: .15rem; }
  .nav-link { padding: .8rem; border-radius: .5rem; }
  .nav-link:hover { background: var(--sage-light); }
  .nav-cta { color: var(--forest); background: var(--sage-light); }
  .nav-cta span { color: var(--ink-soft); }
  .hero { min-height: auto; background: linear-gradient(160deg, var(--white), var(--cream)); }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-panel { min-height: 22rem; max-width: 34rem; width: 100%; justify-self: center; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: 1fr; }
  .detail-service { grid-template-columns: 1fr; gap: 1rem; }
  .quote-shell { grid-template-columns: 1fr; }
  .quote-aside { position: static; order: -1; }
}

@media (max-width: 700px) {
  body { padding-bottom: 4.4rem; }
  .container { width: min(calc(100% - 1.25rem), var(--content)); }
  .section { padding: 4.2rem 0; }
  .brand-copy { font-size: .94rem; }
  .service-grid, .process-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 16rem; }
  .feature-list { grid-template-columns: 1fr; }
  .cta-grid { align-items: flex-start; flex-direction: column; }
  .choice-grid { grid-template-columns: 1fr; }
  .review-row { grid-template-columns: 1fr; gap: .25rem; }
  .photo-preview { grid-template-columns: repeat(2, 1fr); }
  .detail-points { grid-template-columns: 1fr; }
  .site-footer { padding-bottom: 3rem; }
  .mobile-actions {
    position: fixed;
    inset: auto 0 0;
    z-index: 75;
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: .55rem;
    padding: .55rem max(.65rem, env(safe-area-inset-right)) calc(.55rem + env(safe-area-inset-bottom)) max(.65rem, env(safe-area-inset-left));
    border-top: 1px solid var(--line);
    background: rgba(255,253,249,.97);
    backdrop-filter: blur(14px);
  }
  .mobile-actions .button { min-height: 3rem; padding: .65rem .8rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}