:root {
  --ink: #102f31;
  --deep: #073f43;
  --teal: #087a7d;
  --aqua: #54c8c8;
  --foam: #edf8f5;
  --sand: #e8cf9f;
  --red: #b92820;
  --paper: #fbfcf8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
main { overflow: hidden; }

.site-header {
  position: absolute; z-index: 20; top: 0; left: 0; width: 100%; height: 92px;
  display: flex; align-items: center; padding: 0 clamp(24px, 5vw, 84px); color: white;
  border-bottom: 1px solid rgba(255,255,255,.2);
}
.brand { display: flex; align-items: center; gap: 16px; }
.brand-lockup { position: relative; display: inline-flex; }
.brand-lockup sup { position: absolute; top: -7px; right: -12px; color: white; font-size: 9px; font-weight: 800; }
.brand-mark { position: relative; display: inline-flex; align-items: center; justify-content: center; min-width: 96px; color: white; background: #111; border: 1px solid rgba(255,255,255,.55); border-radius: 7px; padding: 8px 13px 10px; font-family: "STKaiti", "KaiTi", "Songti SC", serif; font-size: 23px; font-weight: 900; line-height: 1; letter-spacing: 3px; box-shadow: 0 4px 0 rgba(255,255,255,.7), 0 9px 22px rgba(0,0,0,.22); transform: skewX(-1deg); }
.brand-mark:after { content: ""; position: absolute; left: 15%; right: 15%; bottom: 5px; height: 1.5px; background: rgba(255,255,255,.9); transform: rotate(-1deg); }
.brand-mark > span { position: relative; z-index: 1; }
.brand-copy { display: grid; gap: 2px; }
.brand-copy strong { font-size: 15px; letter-spacing: 2px; }
.brand-copy small { font-size: 8px; letter-spacing: 1.4px; opacity: .72; }
.desktop-nav { margin-left: auto; display: flex; gap: clamp(22px, 3vw, 48px); font-size: 14px; }
.desktop-nav a { opacity: .78; transition: opacity .2s; }
.desktop-nav a:hover { opacity: 1; }
.header-contact { margin-left: clamp(24px, 4vw, 60px); padding: 11px 22px; border: 1px solid rgba(255,255,255,.55); border-radius: 99px; font-size: 14px; }

.hero { position: relative; min-height: 850px; padding: 164px clamp(24px, 8vw, 132px) 100px; background: linear-gradient(125deg,#063c42 0%,#096b72 48%,#0b8c91 100%); color: white; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; }
.hero:before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 76% 42%,rgba(108,239,227,.22),transparent 34%),linear-gradient(90deg,rgba(0,28,32,.24),transparent 60%); }
.hero-water { position: absolute; inset: auto 0 0; height: 190px; opacity: .25; background: repeating-radial-gradient(ellipse at 50% 120%,transparent 0 42px,rgba(255,255,255,.3) 43px 44px,transparent 45px 72px); }
.hero-content { position: relative; z-index: 2; max-width: 700px; }
.eyebrow, .section-label { margin: 0 0 25px; font-size: 12px; font-weight: 800; letter-spacing: .18em; color: var(--teal); }
.eyebrow { color: #a4ece4; }
.section-label span { margin-left: 14px; font-weight: 500; letter-spacing: .08em; opacity: .65; }
.section-label.light { color: #8ce6df; }
.hero h1 { margin: 0; font-size: clamp(52px, 5.8vw, 88px); line-height: .98; letter-spacing: -.045em; font-weight: 900; }
.hero h1 span { display: block; margin-top: 25px; font-size: clamp(22px, 2.4vw, 36px); letter-spacing: .12em; font-weight: 300; color: #c9f2ec; }
.hero-intro { margin: 30px 0 0; max-width: 570px; font-size: 17px; line-height: 1.9; color: rgba(255,255,255,.72); }
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 38px; }
.primary-button { display: inline-flex; align-items: center; justify-content: center; padding: 16px 30px; border-radius: 99px; background: #f1d39b; color: #173c3c; font-weight: 800; box-shadow: 0 14px 40px rgba(0,0,0,.14); }
.text-button { font-size: 14px; color: #d6efeb; }
.text-button span { margin-left: 8px; }
.hero-proof { display: flex; gap: 0; margin-top: 68px; border-top: 1px solid rgba(255,255,255,.18); padding-top: 25px; }
.hero-proof div { min-width: 135px; padding-right: 28px; margin-right: 28px; border-right: 1px solid rgba(255,255,255,.18); display: grid; gap: 6px; }
.hero-proof div:last-child { border: 0; }
.hero-proof strong { font-size: 23px; color: #f1d39b; }
.hero-proof span { font-size: 11px; color: rgba(255,255,255,.64); }
.hero-image-wrap { position: relative; z-index: 1; width: min(420px, 33vw); justify-self: center; }
.hero-image-wrap img { position: relative; z-index: 2; width: 72%; margin: auto; aspect-ratio: .74; object-fit: cover; border-radius: 48% 48% 12px 12px; box-shadow: 0 35px 100px rgba(0,24,27,.5); border: 1px solid rgba(255,255,255,.35); }
.hero-orbit { position: absolute; border: 1px solid rgba(178,243,235,.28); border-radius: 50%; }
.orbit-one { inset: -5% -18%; }
.orbit-two { inset: 10% -34% -12%; }
.hero-badge { position: absolute; z-index: 3; right: -5%; bottom: 15%; width: 112px; aspect-ratio: 1; border-radius: 50%; background: #f0d19a; color: var(--ink); display: grid; place-items: center; text-align: center; font-weight: 900; letter-spacing: 2px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.scroll-cue { position: absolute; z-index: 3; left: 50%; bottom: 30px; transform: translateX(-50%); font-size: 10px; letter-spacing: .2em; color: rgba(255,255,255,.56); }
.scroll-cue span { margin-left: 10px; }

.trust-strip { min-height: 82px; padding: 22px 5vw; display: flex; justify-content: center; align-items: center; gap: 34px; background: #f1ddba; color: #315354; font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.trust-strip i { width: 4px; height: 4px; border-radius: 50%; background: var(--teal); }
.section { padding: 120px clamp(24px, 8vw, 132px); }
.about { background: #f7f8f3; }
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 8vw; align-items: center; }
.about-copy h2, .section-heading-row h2, .advantages-heading h2, .results-copy h2, .contact h2 { margin: 0; font-family: "Songti SC", "STSong", serif; font-size: clamp(40px, 4.6vw, 68px); line-height: 1.18; letter-spacing: -.04em; font-weight: 600; }
.about-copy > p { margin: 30px 0; font-size: 16px; line-height: 2; color: #5d7473; }
.about-copy blockquote { margin: 35px 0; padding: 22px 0 22px 28px; border-left: 3px solid #d7b36c; font-family: "Songti SC",serif; font-size: 24px; color: var(--teal); }
.company-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0 0 34px; background: #d6e1dc; border: 1px solid #d6e1dc; }
.company-facts div { display: grid; gap: 6px; padding: 18px 20px; background: #f7f8f3; }
.company-facts strong { color: var(--deep); font-size: 18px; }
.company-facts span { color: #718582; font-size: 10px; letter-spacing: .06em; }
.line-link { display: inline-flex; align-items: center; gap: 20px; padding-bottom: 8px; border-bottom: 1px solid #9eb5b1; font-size: 13px; font-weight: 800; }
.about-image { position: relative; margin: 0; min-height: 560px; overflow: hidden; border-radius: 2px; background: #dfeceb; }
.about-image img { width: 100%; height: 100%; min-height: 560px; object-fit: cover; object-position: 50% 45%; transform: scale(1.04); }
.about-image figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 28px 30px; color: white; background: linear-gradient(transparent,rgba(3,38,41,.84)); display: flex; justify-content: space-between; align-items: end; }
.about-image figcaption strong { font-size: 18px; }
.about-image figcaption span { font-size: 11px; opacity: .7; }

.advantages { position: relative; min-height: 750px; background: #083f43; color: white; display: grid; grid-template-columns: .8fr 1.2fr; gap: 7vw; overflow: hidden; }
.advantages:after { content: ""; position: absolute; width: 720px; height: 720px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; left: -320px; bottom: -380px; }
.advantages-heading { position: relative; z-index: 2; }
.advantages-heading h2 { font-size: clamp(42px, 4.4vw, 66px); }
.advantage-list { position: relative; z-index: 2; }
.advantage-list article { display: grid; grid-template-columns: 64px 1fr; gap: 25px; padding: 25px 0; border-top: 1px solid rgba(255,255,255,.16); }
.advantage-number { color: #f1d39b; font-size: 12px; padding-top: 8px; }
.advantage-list h3 { margin: 0 0 9px; font-size: 22px; }
.advantage-list p { margin: 0; color: rgba(255,255,255,.6); font-size: 14px; line-height: 1.8; }
.advantage-fish { position: absolute; inset: 0 auto 0 0; width: 45%; height: 100%; object-fit: cover; opacity: .11; mix-blend-mode: luminosity; }

.process { background: #f6f7f1; }
.section-heading-row { display: flex; justify-content: space-between; align-items: end; gap: 70px; margin-bottom: 65px; }
.section-heading-row > p { max-width: 380px; margin: 0 0 6px; color: #728583; line-height: 1.8; font-size: 14px; }
.process-grid { display: grid; grid-template-columns: repeat(6,1fr); border-top: 1px solid #b9c9c5; border-bottom: 1px solid #b9c9c5; }
.process-step { min-height: 128px; padding: 24px 16px; border-right: 1px solid #d2dedb; display: flex; flex-direction: column; justify-content: space-between; }
.process-step:last-child { border-right: 0; }
.process-step span { font-size: 11px; color: #b29461; }
.process-step strong { font-size: 14px; }
.process-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 28px; height: 310px; overflow: hidden; }
.process-gallery img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 48%; filter: saturate(.82); }

.products { background: #fbfcf8; }
.product-heading { align-items: center; }
.product-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.product-card { background: white; border: 1px solid #dce6e2; transition: transform .25s, box-shadow .25s; }
.product-card:hover { transform: translateY(-7px); box-shadow: 0 25px 70px rgba(21,74,72,.12); }
.product-visual { position: relative; height: 470px; overflow: hidden; background: #d9eff0; }
.product-visual img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 43%; }
.product-index { position: absolute; z-index: 2; top: 20px; left: 20px; width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: rgba(5,55,59,.78); color: white; font-size: 11px; backdrop-filter: blur(8px); }
.product-info { padding: 30px; }
.product-info > p { margin: 0 0 8px; color: #8b9c99; font-size: 12px; }
.product-info h3 { margin: 0; font-size: 24px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.tag-row span { padding: 6px 10px; background: var(--foam); border-radius: 99px; color: #49716e; font-size: 10px; }
.product-footer { display: flex; justify-content: space-between; margin-top: 25px; padding-top: 20px; border-top: 1px solid #e5ebe8; font-size: 12px; }
.product-footer span { color: #91a09e; }

.results { display: grid; grid-template-columns: 1fr 1fr; min-height: 800px; background: #074d50; color: white; }
.results-image { overflow: hidden; }
.results-image img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
.results-copy { padding: 110px clamp(35px, 7vw, 110px); }
.result-points { margin-top: 55px; }
.result-points > div { display: grid; grid-template-columns: 38px 120px 1fr; gap: 15px; align-items: center; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.16); }
.result-points span { color: #e6c789; font-size: 11px; }
.result-points strong { font-size: 17px; }
.result-points p { margin: 0; color: rgba(255,255,255,.58); font-size: 13px; line-height: 1.7; }
.crop-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 38px; }
.crop-list span { padding: 9px 15px; border: 1px solid rgba(255,255,255,.2); border-radius: 99px; font-size: 11px; color: #cce5e1; }

.credibility { background: #eef6f3; }
.trust-card-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; margin: -15px 0 32px; background: #bfd4ce; border: 1px solid #bfd4ce; }
.trust-card-grid article { min-height: 205px; padding: 28px 25px; background: #f9fcfa; }
.trust-card-grid article > span { color: var(--teal); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.trust-card-grid strong { display: block; margin-top: 32px; color: var(--deep); font-family: "Songti SC", serif; font-size: 22px; line-height: 1.35; }
.trust-card-grid p { margin: 16px 0 0; color: #718582; font-size: 12px; line-height: 1.7; }
.credibility-grid { display: grid; grid-template-columns: 1fr 1fr 1.05fr; gap: 22px; }
.credibility-grid figure { position: relative; margin: 0; height: 490px; overflow: hidden; background: #d8e8e4; }
.credibility-grid img { width: 100%; height: 100%; object-fit: cover; }
.credibility-grid figcaption { position: absolute; inset: auto 0 0; display: flex; justify-content: space-between; align-items: center; padding: 23px; background: rgba(3,51,53,.9); color: white; font-weight: 800; }
.credibility-grid figcaption span { font-size: 8px; letter-spacing: .12em; opacity: .55; }
.quote-card:after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg,rgba(3,42,44,.05),rgba(3,42,44,.75)); }
.quote-card blockquote { position: absolute; z-index: 2; left: 35px; bottom: 35px; margin: 0; color: white; font-family: "Songti SC",serif; font-size: 30px; line-height: 1.55; }

.contact { position: relative; padding: 105px clamp(24px, 8vw, 132px); background: linear-gradient(120deg,#073c40,#08777a); color: white; display: flex; align-items: center; justify-content: space-between; gap: 70px; }
.contact:before { content: ""; position: absolute; right: 20%; top: -300px; width: 650px; height: 650px; border-radius: 50%; border: 1px solid rgba(255,255,255,.09); }
.contact-main { position: relative; z-index: 2; }
.contact-main > p { max-width: 650px; margin: 25px 0 35px; color: rgba(255,255,255,.62); line-height: 1.8; }
.phone { display: inline-grid; gap: 7px; font-size: clamp(32px,4vw,58px); color: #f2d398; font-family: Georgia,serif; }
.phone small { font-family: sans-serif; color: white; font-size: 11px; letter-spacing: .15em; }
.qr-card { position: relative; z-index: 2; flex: 0 0 230px; padding: 15px; background: white; color: var(--ink); box-shadow: 0 25px 70px rgba(0,0,0,.22); }
.qr-card img { width: 200px; aspect-ratio: 1; object-fit: cover; }
.qr-card > div { display: flex; justify-content: space-between; padding: 14px 6px 3px; }
.qr-card strong { font-size: 13px; }
.qr-card span { font-size: 10px; color: #7d8e8b; }

footer { min-height: 140px; padding: 38px clamp(24px, 5vw, 84px); background: #062c2e; color: rgba(255,255,255,.55); display: grid; grid-template-columns: 1.2fr 1.5fr .8fr; gap: 30px; align-items: center; font-size: 10px; }
.footer-brand { display: flex; align-items: center; gap: 16px; color: white; }
.footer-brand strong { font-size: 11px; }
.footer-brand .brand-mark { min-width: 76px; font-size: 17px; padding: 6px 9px 8px; box-shadow: 0 3px 0 rgba(255,255,255,.55); }
.footer-brand .brand-lockup sup { top: -7px; right: -10px; }
.footer-links { display: flex; justify-content: flex-end; gap: 28px; color: white; }

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .site-header { height: 78px; }
  .header-contact { margin-left: auto; }
  .hero { grid-template-columns: 1fr; min-height: 1000px; padding-top: 130px; padding-bottom: 70px; }
  .hero-content { max-width: 760px; }
  .hero-image-wrap { width: 340px; margin-top: 65px; }
  .hero-image-wrap img { width: 75%; }
  .hero-badge { right: 1%; }
  .scroll-cue { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .advantages { grid-template-columns: 1fr; }
  .advantage-list { max-width: 680px; }
  .process-grid { grid-template-columns: repeat(3,1fr); }
  .process-step:nth-child(3) { border-right: 0; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { display: grid; grid-template-columns: .9fr 1.1fr; }
  .product-visual { height: 420px; }
  .results { grid-template-columns: 1fr; }
  .results-image { height: 580px; }
  .credibility-grid { grid-template-columns: 1fr 1fr; }
  .trust-card-grid { grid-template-columns: 1fr 1fr; }
  .quote-card { grid-column: 1 / -1; }
  footer { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .brand-copy { display: none; }
  .header-contact { padding: 9px 15px; font-size: 12px; }
  .hero { min-height: 920px; padding: 125px 22px 55px; }
  .brand-mark { min-width: 88px; font-size: 20px; padding: 7px 11px 9px; }
  .hero h1 { font-size: 44px; }
  .hero h1 span { font-size: 20px; line-height: 1.5; letter-spacing: .06em; }
  .hero-intro { font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .hero-proof { overflow-x: auto; margin-top: 45px; }
  .hero-proof div { min-width: 125px; margin-right: 18px; padding-right: 18px; }
  .hero-image-wrap { width: 270px; margin-top: 45px; }
  .hero-badge { width: 86px; font-size: 11px; }
  .trust-strip { justify-content: flex-start; overflow-x: auto; gap: 18px; white-space: nowrap; }
  .section { padding: 80px 22px; }
  .section-heading-row { display: block; margin-bottom: 42px; }
  .section-heading-row > p { margin-top: 20px; }
  .about-image, .about-image img { min-height: 430px; }
  .advantages { padding-bottom: 65px; }
  .advantage-list article { grid-template-columns: 42px 1fr; }
  .process-grid { grid-template-columns: repeat(2,1fr); }
  .process-step:nth-child(3) { border-right: 1px solid #d2dedb; }
  .process-step:nth-child(even) { border-right: 0; }
  .process-gallery { grid-template-columns: 1fr; height: auto; }
  .process-gallery img { height: 250px; }
  .product-card { display: block; }
  .product-visual { height: 430px; }
  .results-image { height: 460px; }
  .results-copy { padding: 80px 22px; }
  .result-points > div { grid-template-columns: 34px 1fr; }
  .result-points p { grid-column: 2; }
  .credibility-grid { grid-template-columns: 1fr; }
  .trust-card-grid { grid-template-columns: 1fr; }
  .trust-card-grid article { min-height: auto; }
  .credibility-grid figure { height: 430px; }
  .quote-card { grid-column: auto; }
  .contact { display: block; padding: 80px 22px; }
  .qr-card { width: 230px; margin-top: 55px; }
  footer { padding: 35px 22px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .product-card { transition: none; } }