:root{
  --navy:#06366f; --blue:#0b70b7; --aqua:#1aa6b7; --mint:#78c9b3;
  --ink:#163446; --muted:#496273; --line:#d8e8ed; --white:#fff;
  --glass:rgba(255,255,255,.90); --shadow:0 18px 48px rgba(8,54,91,.13);
  --radius:22px; --max:1180px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;color:var(--ink);line-height:1.8;background:#eef9fb url('../images/site-background.png') center top/cover fixed no-repeat}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:rgba(244,252,253,.84)}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block} button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(13px);border-bottom:1px solid rgba(202,226,233,.9)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy);letter-spacing:.04em;white-space:nowrap}
.brand-logo{width:46px;height:46px;border-radius:50%;object-fit:contain;display:block;box-shadow:0 6px 16px rgba(11,112,183,.18);background:#fff;padding:2px}
.brand-name{font-size:20px;line-height:1.25}.brand-name small{display:block;font-size:11px;color:var(--muted);font-weight:700;letter-spacing:.03em}
.nav{display:flex;align-items:center;gap:22px;font-size:14px;font-weight:800}.nav a{padding:8px 0;position:relative}.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:2px;background:var(--aqua);transition:.2s}.nav a:hover::after,.nav a.active::after{right:0}
.header-cta{padding:11px 17px!important;border-radius:999px;background:var(--navy);color:#fff}.header-cta::after{display:none}
.menu-btn{display:none;border:0;background:transparent;color:var(--navy);font-size:28px;line-height:1;padding:6px}

/* Hero slider */
.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,rgba(3,46,91,.96),rgba(7,111,154,.86));min-height:650px}
.hero-slider{position:relative;min-height:650px}
.hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .75s ease;display:flex;align-items:center;background:linear-gradient(110deg,rgba(1,34,72,.93) 0%,rgba(3,74,112,.78) 48%,rgba(255,255,255,.08) 100%)}
.hero-slide.active{opacity:1;visibility:visible;z-index:2}
.hero-slide::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(93,211,213,.26),transparent 30%),linear-gradient(rgba(2,43,78,.05),rgba(2,43,78,.12))}
.slide-inner{position:relative;z-index:2;width:min(1250px,calc(100% - 110px));margin:auto;display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center}
.slide-copy{color:#fff;text-shadow:0 2px 16px rgba(0,0,0,.16)}
.slide-category{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.55);border-radius:999px;padding:7px 15px;font-size:13px;font-weight:900;background:rgba(255,255,255,.1)}
.slide-copy h1{font-size:clamp(38px,5vw,64px);line-height:1.25;margin:20px 0 15px;letter-spacing:.01em}.slide-copy h1 span{display:block;color:#b9f0e5;font-size:.54em;margin-bottom:7px}
.slide-copy p{font-size:19px;max-width:650px;margin:0 0 27px;color:#ecf8fa}
.slide-image{height:500px;display:flex;align-items:center;justify-content:center}.slide-image img{max-height:500px;max-width:100%;border-radius:24px;box-shadow:0 28px 60px rgba(0,0,0,.30);object-fit:cover;background:#fff}
.hero-btn{display:inline-flex;align-items:center;gap:10px;background:#fff;color:#07376d;padding:14px 24px;border-radius:999px;font-weight:900;box-shadow:0 9px 28px rgba(0,0,0,.18);transition:.2s}.hero-btn:hover{transform:translateY(-2px)}
.slider-arrow{position:absolute;z-index:5;top:50%;transform:translateY(-50%);width:52px;height:52px;border:1px solid rgba(255,255,255,.6);border-radius:50%;background:rgba(0,30,60,.25);color:#fff;font-size:30px;cursor:pointer;display:grid;place-items:center;transition:.2s}.slider-arrow:hover{background:#fff;color:var(--navy)}.slider-prev{left:22px}.slider-next{right:22px}
.slider-dots{position:absolute;z-index:6;bottom:27px;left:50%;transform:translateX(-50%);display:flex;gap:10px}.slider-dot{width:11px;height:11px;border:0;border-radius:50%;background:rgba(255,255,255,.48);padding:0;cursor:pointer}.slider-dot.active{background:#fff;transform:scale(1.28)}

.section{padding:88px 0}.section-tight{padding:60px 0}.section-white{background:rgba(255,255,255,.88);border-top:1px solid rgba(210,232,238,.7);border-bottom:1px solid rgba(210,232,238,.7)}
.section-head{max-width:790px;margin-bottom:38px}.kicker{display:inline-block;color:var(--aqua);font-weight:900;font-size:14px;letter-spacing:.08em;margin-bottom:10px}.section h2,.page-hero h1{color:var(--navy);font-size:clamp(30px,4vw,46px);line-height:1.4;margin:0 0 15px}.section-head p,.lead{font-size:17px;color:var(--muted);margin:0}
.center{text-align:center;margin-left:auto;margin-right:auto}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.card{background:var(--glass);border:1px solid rgba(199,226,232,.95);border-radius:var(--radius);box-shadow:0 8px 30px rgba(16,73,103,.07);overflow:hidden}.card-body{padding:27px}.card h3{color:var(--navy);font-size:22px;line-height:1.45;margin:0 0 10px}.card p{color:var(--muted);margin:0}
.product-card{display:flex;flex-direction:column;min-height:100%;transition:.22s}.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.product-thumb{height:270px;background:#edf9fb;overflow:hidden;display:flex;align-items:center;justify-content:center}.product-thumb img{width:100%;height:100%;object-fit:cover}.product-thumb.contain img{object-fit:contain;padding:15px}
.category-tag{display:inline-block;font-size:12px;font-weight:900;color:var(--blue);background:#e7f6fb;border-radius:999px;padding:5px 11px;margin-bottom:12px}.card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:999px;border:1px solid transparent;font-weight:900;cursor:pointer;transition:.2s}.btn-primary{background:var(--navy);color:#fff}.btn-blue{background:var(--blue);color:#fff}.btn-mint{background:#2d9f91;color:#fff}.btn-outline{background:#fff;border-color:#bcd6df;color:var(--navy)}.btn:hover{transform:translateY(-2px)}
.icon-card{padding:27px}.round-icon{width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,#e0f6fb,#def5ec);display:grid;place-items:center;font-size:26px;margin-bottom:18px}
.targets-strip{border-radius:var(--radius);box-shadow:var(--shadow);background:white;padding:18px}.targets-strip img{width:100%}
.notice{padding:20px 23px;border-left:5px solid var(--aqua);background:rgba(228,248,249,.94);border-radius:12px;color:#245267}
.cta-panel{background:linear-gradient(120deg,var(--navy),#087e9a);color:#fff;border-radius:28px;padding:45px;display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow)}.cta-panel h2{color:#fff;margin:0 0 7px}.cta-panel p{margin:0;color:#e7f8fb}.cta-panel .card-actions{margin:0;flex-shrink:0}

.page-hero{padding:78px 0 58px;background:linear-gradient(105deg,rgba(255,255,255,.94),rgba(225,246,248,.91));border-bottom:1px solid var(--line)}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px}.page-hero .lead{max-width:820px}
.product-hero{padding:65px 0;background:rgba(255,255,255,.9)}.product-hero-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:55px;align-items:center}.product-hero-media{background:#eff9fb;border:1px solid var(--line);border-radius:28px;padding:18px;box-shadow:var(--shadow)}.product-hero-media img{border-radius:18px;width:100%;max-height:590px;object-fit:contain;background:white}.product-hero-copy h1{font-size:clamp(32px,4.5vw,52px);line-height:1.35;color:var(--navy);margin:10px 0 17px}.product-hero-copy .subname{color:var(--blue);font-weight:900}.product-hero-copy p{font-size:17px;color:var(--muted)}
.spec-table{width:100%;border-collapse:collapse;background:rgba(255,255,255,.95);border-radius:18px;overflow:hidden;box-shadow:0 7px 25px rgba(10,69,100,.06)}.spec-table th,.spec-table td{padding:15px 19px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.spec-table th{width:30%;color:var(--navy);background:#edf8fa}.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:25px}.gallery figure{margin:0;background:#fff;padding:10px;border-radius:20px;border:1px solid var(--line);box-shadow:0 7px 24px rgba(15,69,97,.07)}.gallery img{width:100%;border-radius:13px}.gallery figcaption{padding:12px 8px 6px;color:var(--navy);font-weight:800}
.hisuida-gallery{width:min(820px,100%);margin:0 auto;display:grid;grid-template-columns:1fr;gap:64px}.hisuida-gallery figure{margin:0;background:#fff;padding:12px;border-radius:22px;border:1px solid var(--line);box-shadow:0 10px 30px rgba(15,69,97,.09);scroll-margin-top:105px}.hisuida-gallery img{width:100%;border-radius:15px}.hisuida-gallery figcaption{padding:13px 10px 7px;color:var(--navy);font-weight:800;text-align:center}.hisuida-use-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.hisuida-use-cases figure{margin:0;background:#fff;padding:10px;border-radius:20px;border:1px solid var(--line);box-shadow:0 8px 26px rgba(15,69,97,.08);overflow:hidden}.hisuida-use-cases img{width:100%;aspect-ratio:5/3;object-fit:cover;border-radius:13px}.hisuida-use-cases figcaption{text-align:center;padding:12px 6px 5px;color:var(--navy);font-weight:900;font-size:18px}
.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature{padding:25px;background:rgba(255,255,255,.92);border-top:4px solid var(--aqua);border-radius:12px;box-shadow:0 7px 25px rgba(10,69,100,.07)}.feature strong{display:block;color:var(--navy);margin-bottom:8px}
.faq{background:rgba(255,255,255,.93);border-radius:18px;border:1px solid var(--line);overflow:hidden}.faq-item{border-bottom:1px solid var(--line)}.faq-item:last-child{border-bottom:0}.faq-q{width:100%;border:0;background:transparent;text-align:left;padding:20px 22px;color:var(--navy);font-weight:900;display:flex;justify-content:space-between;gap:20px;cursor:pointer}.faq-a{display:none;padding:0 22px 20px;color:var(--muted)}.faq-item.open .faq-a{display:block}
.form{display:grid;gap:18px}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.form label{font-weight:900;color:var(--navy);font-size:14px}.form input,.form select,.form textarea{width:100%;margin-top:7px;border:1px solid #bdd6df;border-radius:11px;padding:13px 14px;background:white;color:var(--ink)}.form textarea{min-height:150px;resize:vertical}.form-card{padding:31px}

footer{background:#082e52;color:#d8e9ef;padding:50px 0 25px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:42px}.footer-brand .brand-name{color:#fff}.footer-brand .brand-name small{color:#bdd4dc}.footer-copy{color:#bdd4dc;font-size:14px;max-width:430px}.footer-title{font-weight:900;color:#fff;margin-bottom:12px}.footer-links a{display:block;color:#d8e9ef;margin:7px 0;font-size:14px}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:32px;padding-top:21px;color:#a9c2cc;font-size:12px}

@media(max-width:980px){
  .nav{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;padding:20px 25px;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(7,51,82,.10)}.nav.open{display:flex}.menu-btn{display:block}
  .slide-inner{width:min(100% - 70px,850px);grid-template-columns:1fr;gap:20px;padding:55px 0 70px}.hero,.hero-slider{min-height:820px}.hero-slide{align-items:flex-start}.slide-copy{text-align:center}.slide-copy p{margin-left:auto;margin-right:auto}.slide-image{height:345px}.slide-image img{max-height:345px}.slider-arrow{top:46%}
  .grid-3,.feature-list{grid-template-columns:1fr 1fr}.hisuida-use-cases{grid-template-columns:1fr}.hisuida-use-cases figure{width:min(760px,100%);margin-left:auto;margin-right:auto}.product-hero-grid{grid-template-columns:1fr}.product-hero-media{max-width:680px;margin:auto}.cta-panel{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
}
@media(max-width:650px){
  .container{width:min(100% - 22px,var(--max))}.header-inner{height:68px}.brand-logo{width:40px;height:40px}.brand-name{font-size:17px}.brand-name small{font-size:9px}.nav{top:68px}
  .hero,.hero-slider{min-height:720px}.slide-inner{width:calc(100% - 34px);padding:45px 0 65px}.slide-copy h1{font-size:34px}.slide-copy p{font-size:16px}.slide-image{height:285px}.slide-image img{max-height:285px}.slider-arrow{width:42px;height:42px;font-size:24px}.slider-prev{left:8px}.slider-next{right:8px}.slider-dots{bottom:18px}
  .section{padding:64px 0}.grid-3,.grid-2,.feature-list,.gallery,.form-row{grid-template-columns:1fr}.hisuida-gallery{gap:38px}.hisuida-gallery figure{padding:7px;border-radius:16px}.hisuida-use-cases{gap:18px}.product-thumb{height:250px}.cta-panel{padding:30px 24px}.cta-panel .card-actions,.card-actions{width:100%}.cta-panel .btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.spec-table th,.spec-table td{display:block;width:100%}.spec-table th{padding-bottom:7px}.spec-table td{padding-top:7px}.page-hero{padding:58px 0 42px}.product-hero{padding:45px 0}.form-card{padding:22px}
}

/* ZY-F J-NIX 高効率リン除去剤 */
.product-year{margin:0!important;font-size:12px!important;font-weight:900;letter-spacing:.14em;color:var(--aqua)!important}.phosphorus-hero-media img{aspect-ratio:1/1;object-fit:contain}.hero-keywords{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.hero-keywords span{padding:7px 14px;border-radius:999px;background:#e8f7f7;color:var(--navy);font-size:13px;font-weight:900;border:1px solid #cce9e9}
.water-area-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.water-area-grid figure{position:relative;margin:0;overflow:hidden;border-radius:22px;box-shadow:var(--shadow);background:#fff}.water-area-grid img{width:100%;aspect-ratio:5/3;object-fit:cover;transition:transform .35s}.water-area-grid figure:hover img{transform:scale(1.025)}.water-area-grid figcaption{position:absolute;inset:auto 0 0;padding:35px 22px 18px;color:#fff;background:linear-gradient(transparent,rgba(2,38,72,.9));display:flex;align-items:end;justify-content:space-between;gap:14px}.water-area-grid strong{font-size:24px}.water-area-grid span{font-size:13px;text-align:right;color:#e6f6f8}
.process-line{list-style:none;padding:0;margin:0 0 34px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:steps}.process-line li{position:relative;padding:24px 18px;background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:18px;box-shadow:0 7px 24px rgba(15,69,97,.06)}.process-line li:not(:last-child)::after{content:"›";position:absolute;right:-13px;top:50%;transform:translateY(-50%);z-index:2;color:var(--aqua);font-size:30px;font-weight:900}.process-line span{display:block;color:var(--aqua);font-weight:900;font-size:13px}.process-line strong{display:block;color:var(--navy);font-size:20px;margin:4px 0}.process-line small{display:block;color:var(--muted)}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.benefit-grid article{position:relative;padding:30px 25px;background:rgba(255,255,255,.94);border-radius:20px;border:1px solid var(--line);box-shadow:0 8px 28px rgba(15,69,97,.07)}.benefit-grid b{position:absolute;right:20px;top:14px;color:#d8eef2;font-size:38px}.benefit-grid h3{margin:0 0 12px;color:var(--navy);font-size:21px}.benefit-grid p{margin:0;color:var(--muted)}.strong-notice{margin-top:26px;font-weight:900;color:var(--navy)}
.mechanism-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center}.mechanism-figure{position:relative;margin:0;padding:14px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 28px rgba(15,69,97,.08);overflow:hidden}.mechanism-figure img{display:block;width:100%;border-radius:12px;image-rendering:auto}.mechanism-figure figcaption{text-align:center;padding:10px 6px 0;color:var(--muted);font-size:13px;font-weight:800}.mechanism-label{position:absolute;transform:translate(-50%,-50%);background:rgba(255,255,255,.94);color:var(--navy);padding:1px 5px;border-radius:4px;font-size:clamp(8px,1vw,12px);font-weight:900;line-height:1.2;white-space:nowrap}.label-center{left:53%;top:23%}.label-after{left:83%;top:16%}.mechanism-points{list-style:none;padding:0;margin:0;display:grid;gap:15px}.mechanism-points li{display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start;padding:18px;background:#fff;border:1px solid var(--line);border-radius:16px}.mechanism-points b{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff}.mechanism-points p{margin:0;color:var(--muted)}
.table-scroll{overflow-x:auto;border-radius:18px;box-shadow:0 8px 28px rgba(15,69,97,.07)}.compare-table{width:100%;min-width:850px;border-collapse:collapse;background:#fff}.compare-table th,.compare-table td{padding:17px 18px;border:1px solid var(--line);text-align:left;vertical-align:top}.compare-table thead th{background:var(--navy);color:#fff}.compare-table tbody th{color:var(--navy);background:#eff8fa;white-space:nowrap}.compare-table .highlight-row th,.compare-table .highlight-row td{background:#e6f7f3;font-weight:800}
.data-grid,.benchmark-grid,.maintenance-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:25px}.benchmark-grid{grid-template-columns:repeat(2,1fr)}.maintenance-grid{grid-template-columns:1.25fr .75fr}.result-card,.chart-card,.saving-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 8px 28px rgba(15,69,97,.07)}.result-card{display:flex;flex-direction:column;justify-content:center;background:linear-gradient(145deg,#073b61,#0b78a1);color:#fff}.result-card>span{font-weight:900}.result-card>strong{display:block;font-size:clamp(48px,7vw,78px);line-height:1.15}.result-card strong small{font-size:15px;margin-left:8px}.result-card p{margin:15px 0 0;color:#e8f8fa}.result-card p b{font-size:25px}.chart-card h3{margin:0 0 24px;color:var(--navy)}
.bar-chart{display:grid;gap:18px}.bar-chart>div{display:grid;grid-template-columns:125px 1fr 55px;gap:12px;align-items:center}.bar-chart span,.bar-chart b{font-size:13px;color:var(--navy)}.bar-chart b{text-align:right}.bar-chart i{position:relative;height:14px;border-radius:999px;background:#e8f1f4;overflow:hidden}.bar-chart i::after{content:"";position:absolute;inset:0 auto 0 0;width:var(--value);border-radius:inherit;background:linear-gradient(90deg,#0a4f79,#2d8cc8)}.bar-chart .accent i::after{background:linear-gradient(90deg,#5ebd9f,#88d2b9)}.chart-unit{text-align:right;margin:12px 0 0;color:var(--muted);font-size:12px}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}.metric-grid article{padding:23px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:18px}.metric-grid span,.metric-grid small{display:block;color:var(--muted)}.metric-grid strong{display:block;color:var(--navy);font-size:30px;margin:4px 0}.source-note{margin:20px 0 0;color:var(--muted);font-size:13px}
.reduction-badge{display:inline-flex;align-self:flex-start;margin-top:18px;padding:8px 15px;border-radius:999px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);font-size:21px;font-weight:900}.before-after{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:stretch}.before-after>div{display:flex;min-width:0;flex-direction:column;justify-content:center;padding:22px;border-radius:16px}.before-after span{font-size:13px;font-weight:900}.before-after strong{display:block;margin-top:5px;font-size:clamp(30px,4vw,48px);line-height:1;color:var(--navy)}.before-after small{display:block;margin-top:8px;font-size:12px}.before-after .before{background:#e6f0f7;color:#073b61}.before-after .after{background:#e3f5ef;color:#237a67}.before-after .after strong{color:#237a67}.change-arrow{align-self:center;color:var(--aqua);font-size:34px}.test-facts{display:grid;grid-template-columns:repeat(3,1fr);margin:22px 0 0;border:1px solid var(--line);border-radius:14px;overflow:hidden}.test-facts div{padding:13px 15px}.test-facts div+div{border-left:1px solid var(--line)}.test-facts dt{font-size:12px;color:var(--muted)}.test-facts dd{margin:3px 0 0;color:var(--navy);font-weight:900}.specification-panel{margin-top:24px;padding:26px;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:20px}.specification-panel h3{margin:0 0 16px;color:var(--navy)}.specification-table{width:100%;min-width:620px;border-collapse:collapse;background:#fff}.specification-table th,.specification-table td{padding:13px 16px;border:1px solid var(--line);text-align:left}.specification-table th{width:62%;color:var(--navy);background:#eff8fa}.specification-table td{font-weight:900;color:var(--ink)}
.change-summary{margin:20px 0 0;padding:14px 16px;border-radius:13px;background:#f2f8fa;color:var(--navy);font-weight:800}.nda-panel{margin-top:25px;padding:28px;display:grid;grid-template-columns:170px 1fr;gap:28px;align-items:center;background:linear-gradient(135deg,#eef7fa,#e9f7f2);border:1px solid #bfdee3;border-radius:22px;box-shadow:0 8px 28px rgba(15,69,97,.07)}.nda-mark{min-height:130px;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:18px;background:var(--navy);color:#fff}.nda-mark span{font-size:42px;font-weight:900;letter-spacing:.08em;line-height:1}.nda-mark small{margin-top:10px;color:#a9e0dc;font-size:11px;letter-spacing:.13em}.nda-panel h3{margin:0 0 8px;color:var(--navy);font-size:24px}.nda-panel p{margin:0 0 18px;color:var(--muted)}
.dual-bar-chart{display:grid;gap:18px}.dual-bar-chart>div:not(.chart-legend){display:grid;grid-template-columns:115px 1fr;gap:12px;align-items:center}.dual-bar-chart b{color:var(--navy);font-size:13px}.dual-bar-chart>div>span{display:grid;gap:6px}.dual-bar-chart i{display:block;width:var(--value);height:9px;border-radius:999px}.dual-bar-chart i.speed{background:#073b61}.dual-bar-chart i.capacity{background:#2d8cc8}.chart-legend{display:flex;justify-content:flex-end;gap:16px;color:var(--muted);font-size:12px}.chart-legend span::before{content:"";display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:5px}.chart-legend .speed::before{background:#073b61}.chart-legend .capacity::before{background:#2d8cc8}
.safety-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:start}.safety-layout h2{color:var(--navy);font-size:clamp(30px,4vw,46px);line-height:1.4;margin:0 0 15px}.institute-card{margin-top:25px;padding:24px;background:#fff;border-radius:18px;border:1px solid var(--line)}.institute-card span,.institute-card strong,.institute-card small{display:block}.institute-card span{color:var(--aqua);font-weight:900}.institute-card strong{color:var(--navy);font-size:21px}.institute-card small{color:var(--muted)}.safety-result{padding:30px;background:linear-gradient(145deg,#073b61,#0a6685);color:#fff;border-radius:22px;box-shadow:var(--shadow)}.safety-result>span{font-size:13px;font-weight:900;color:#a9e0dc}.safety-result h3{font-size:29px;margin:6px 0 12px}.safety-result p{color:#e6f5f7}.safety-result dl{margin:22px 0 0}.safety-result dl div{padding:14px 0;border-top:1px solid rgba(255,255,255,.2)}.safety-result dt{font-weight:900}.safety-result dd{margin:3px 0 0;color:#d6ecf0}.full-width{grid-column:1/-1;margin-top:0}
.global-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.global-stats article{text-align:center;padding:32px 20px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 28px rgba(15,69,97,.07)}.global-stats strong{display:inline-block;color:var(--navy);font-size:48px;line-height:1}.global-stats sup{color:var(--aqua)}.global-stats span{color:var(--muted);margin-left:6px}.global-stats b{display:block;color:var(--navy);margin-top:12px;font-size:18px}
.global-regions strong{font-size:36px}.global-regions span{display:block;margin:12px 0 0}.global-regions b{color:var(--aqua);font-size:15px}
.saving-card{background:linear-gradient(145deg,#073b61,#0a6685);color:#fff}.saving-card>span{font-weight:900;color:#b9e8e5}.saving-card>strong{display:block;font-size:45px;line-height:1.2;margin-top:8px}.saving-card h3{font-size:24px;margin:3px 0 20px}.saving-card ul{padding-left:20px}.saving-card li{margin:9px 0}.saving-card p{padding:14px;border-radius:12px;background:rgba(255,255,255,.1);font-size:13px;color:#e5f5f7}

@media(max-width:980px){.process-line{grid-template-columns:repeat(2,1fr)}.process-line li:nth-child(2)::after{display:none}.benefit-grid{grid-template-columns:1fr}.mechanism-layout,.data-grid,.benchmark-grid,.maintenance-grid,.safety-layout{grid-template-columns:1fr}}
@media(max-width:650px){.water-area-grid,.process-line,.metric-grid,.global-stats{grid-template-columns:1fr}.process-line li::after{display:none}.water-area-grid figcaption{align-items:flex-start;flex-direction:column;gap:0}.water-area-grid span{text-align:left}.bar-chart>div{grid-template-columns:100px 1fr 44px}.result-card,.chart-card,.saving-card{padding:22px}.dual-bar-chart>div:not(.chart-legend){grid-template-columns:95px 1fr}.mechanism-figure{padding:7px}.before-after{grid-template-columns:1fr}.change-arrow{transform:rotate(90deg)}.nda-panel{grid-template-columns:1fr;padding:20px}.nda-mark{min-height:105px}.source-note{font-size:12px}}

/* ZY-F J-NIX 高効率フッ素除去剤 */
.fluoride-hero{background:linear-gradient(135deg,rgba(231,246,249,.94),rgba(239,249,245,.92))}.fluoride-hero-media img{aspect-ratio:1/1;object-fit:contain}.fluoride-scope{margin-bottom:62px;border-left:5px solid var(--aqua)}.fluoride-heading{max-width:790px}
.fluoride-challenges{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.fluoride-challenges article{position:relative;padding:26px 22px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 26px rgba(15,69,97,.06)}.fluoride-challenges span{display:block;color:#8dcfc5;font-size:34px;font-weight:900;line-height:1}.fluoride-challenges h3{margin:15px 0 8px;color:var(--navy);font-size:20px}.fluoride-challenges p{margin:0;color:var(--muted);font-size:14px}
.fluoride-feature-section{position:relative;overflow:hidden}.fluoride-feature-section::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-180px;top:-260px;background:rgba(92,190,178,.09)}.fluoride-feature-grid{position:relative;display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.fluoride-feature-grid article{position:relative;padding:30px 72px 30px 28px;background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 26px rgba(15,69,97,.06)}.fluoride-feature-grid b{position:absolute;right:24px;top:20px;color:#d8eef0;font-size:40px}.fluoride-feature-grid h3{margin:0 0 9px;color:var(--navy);font-size:22px}.fluoride-feature-grid p{margin:0;color:var(--muted)}
.fluoride-mechanism{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:15px;align-items:center}.fluoride-mechanism article{height:100%;padding:24px 20px;background:#f8fcfd;border:1px solid var(--line);border-radius:21px;text-align:center}.mechanism-num{display:inline-block;color:var(--aqua);font-weight:900;letter-spacing:.12em}.fluoride-mechanism h3{margin:16px 0 7px;color:var(--navy);font-size:21px}.fluoride-mechanism p{margin:0;color:var(--muted);font-size:14px}.mechanism-arrow{color:var(--aqua);font-size:32px}.ion-field,.reaction-field,.settle-field{position:relative;height:105px;margin-top:12px;border-radius:16px;background:linear-gradient(180deg,#e8f6fb,#cfeaf1);overflow:hidden}.ion-field i{position:absolute;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#fff;color:#0a6685;font-style:normal;font-weight:900;box-shadow:0 4px 10px rgba(7,59,97,.12)}.ion-field i:nth-child(1){left:14%;top:17%}.ion-field i:nth-child(2){left:61%;top:11%}.ion-field i:nth-child(3){left:36%;top:58%}.ion-field i:nth-child(4){left:76%;top:57%}.reaction-field i{position:absolute;width:48px;height:48px;border-radius:44% 56% 52% 48%;background:linear-gradient(135deg,#58bba7,#b5ddd2);box-shadow:inset 0 0 0 5px rgba(255,255,255,.5)}.reaction-field i:nth-child(1){left:18%;top:23%}.reaction-field i:nth-child(2){left:42%;top:40%;width:56px;height:56px}.reaction-field i:nth-child(3){left:67%;top:19%}.settle-field::before{content:"";position:absolute;inset:auto 0 0;height:35%;background:#b8dbd7}.settle-field i{position:absolute;width:52px;height:26px;border-radius:50%;background:#5eb9a4;bottom:15px}.settle-field i:nth-child(1){left:14%}.settle-field i:nth-child(2){left:40%;width:70px}.settle-field i:nth-child(3){right:12%}
.fluoride-results{display:grid;grid-template-columns:1.05fr .95fr;gap:24px}.fluoride-result-main{padding:34px;background:linear-gradient(145deg,#073b61,#0a708a);color:#fff;border-radius:23px;box-shadow:var(--shadow)}.fluoride-result-main>span{font-size:12px;font-weight:900;letter-spacing:.14em;color:#abe4dc}.fluoride-result-main h3{font-size:clamp(27px,3vw,38px);line-height:1.45;margin:9px 0 16px}.fluoride-result-main p{color:#e1f2f4}.result-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}.result-tags b{padding:7px 12px;border:1px solid rgba(255,255,255,.3);border-radius:999px;background:rgba(255,255,255,.08);font-size:12px}.fluoride-result-list{display:grid;gap:14px}.fluoride-result-list article{padding:22px;background:#fff;border:1px solid var(--line);border-radius:18px}.fluoride-result-list strong{display:block;color:var(--navy);font-size:19px;margin-bottom:5px}.fluoride-result-list p{margin:0;color:var(--muted);font-size:14px}.fluoride-nda{margin-top:28px}
.fluoride-support-flow{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.fluoride-support-flow li{position:relative;padding:25px 20px;background:#fff;border:1px solid var(--line);border-radius:19px;box-shadow:0 7px 24px rgba(15,69,97,.06)}.fluoride-support-flow li:not(:last-child)::after{content:"›";position:absolute;right:-13px;top:48%;z-index:2;color:var(--aqua);font-size:30px;font-weight:900}.fluoride-support-flow span{display:block;color:var(--aqua);font-size:12px;font-weight:900}.fluoride-support-flow strong{display:block;color:var(--navy);font-size:19px;margin:4px 0 8px}.fluoride-support-flow p{margin:0;color:var(--muted);font-size:14px}.fluoride-supply{display:grid;grid-template-columns:1.35fr .65fr;gap:28px;align-items:center;margin-top:30px;padding:30px;background:linear-gradient(135deg,#eef8fa,#edf8f4);border:1px solid var(--line);border-radius:22px}.fluoride-supply h3{margin:4px 0 10px;color:var(--navy);font-size:26px}.fluoride-supply p{margin:0;color:var(--muted)}.supply-options{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.supply-options span{display:grid;place-items:center;min-height:64px;padding:10px;text-align:center;background:#fff;border:1px solid #cce5e6;border-radius:14px;color:var(--navy);font-weight:900}
@media(max-width:980px){.fluoride-challenges{grid-template-columns:repeat(2,1fr)}.fluoride-mechanism{grid-template-columns:1fr}.mechanism-arrow{transform:rotate(90deg);justify-self:center}.fluoride-results,.fluoride-supply{grid-template-columns:1fr}.fluoride-support-flow{grid-template-columns:repeat(2,1fr)}.fluoride-support-flow li:nth-child(2)::after{display:none}}
@media(max-width:650px){.fluoride-scope{margin-bottom:45px}.fluoride-challenges,.fluoride-feature-grid,.fluoride-support-flow{grid-template-columns:1fr}.fluoride-feature-grid article{padding-right:58px}.fluoride-support-flow li::after{display:none}.fluoride-result-main{padding:27px 23px}.fluoride-supply{padding:23px}.supply-options{grid-template-columns:1fr 1fr}}

/* 企業トップ・技術サポート */
.corporate-hero{position:relative;min-height:760px;display:flex;align-items:center;overflow:hidden;background:#041f3f url('../images/technology-hero.png') center/cover no-repeat;color:#fff}
.corporate-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,22,47,.97) 0%,rgba(3,33,67,.9) 42%,rgba(4,42,73,.3) 68%,rgba(4,30,55,.08) 100%)}
.corporate-hero::after{content:"";position:absolute;inset:auto 0 0;height:180px;background:linear-gradient(transparent,rgba(4,30,58,.38))}
.corporate-hero-inner{position:relative;z-index:2;padding:92px 0 110px}.corporate-hero-copy{max-width:750px}.hero-eyebrow{display:block;margin-bottom:18px;color:#8fd9cb;font-size:12px;font-weight:900;letter-spacing:.16em}
.corporate-hero h1{margin:0;font-size:clamp(43px,5.4vw,72px);line-height:1.3;letter-spacing:.02em}.corporate-hero h1 em{color:#8fd9cb;font-style:normal}.corporate-hero h2{margin:22px 0 14px;font-size:clamp(19px,2vw,27px);line-height:1.55}.corporate-hero p{max-width:720px;margin:8px 0;color:#e4eff3;font-size:15px;line-height:1.95}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.55)}.btn-ghost:hover{background:#fff;color:var(--navy)}
.strength-section{position:relative;background:linear-gradient(145deg,#041f3f,#064d65);color:#fff}.strength-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 10%,rgba(94,198,178,.17),transparent 34%)}.strength-section .container{position:relative}.kicker.light{color:#92ddd0!important}.strength-intro{display:grid;grid-template-columns:.75fr 1.25fr;gap:80px;align-items:start}.strength-intro h2{margin:4px 0 0;font-size:clamp(35px,4vw,54px);line-height:1.42}.strength-intro p{margin:0 0 14px;color:#d9eaee}.strength-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:50px}.strength-grid article{padding:28px 23px;border:1px solid rgba(255,255,255,.17);border-radius:20px;background:rgba(255,255,255,.06);backdrop-filter:blur(8px)}.strength-grid span{display:block;color:#85d8c9;font-size:35px;font-weight:900;line-height:1}.strength-grid h3{margin:17px 0 9px;font-size:19px;line-height:1.5}.strength-grid p{margin:0;color:#cfe2e7;font-size:14px}.confidential-note{margin:22px 0 0;padding:15px 18px;border-left:3px solid #77cbb8;background:rgba(255,255,255,.06);color:#cfe3e7;font-size:12px}
.value-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:65px;align-items:center}.value-copy h2{margin:4px 0 22px;color:var(--navy);font-size:clamp(34px,4vw,52px);line-height:1.45}.value-copy p{color:var(--muted)}.text-link{display:inline-flex;align-items:center;gap:12px;margin-top:10px;color:var(--navy);font-weight:900}.text-link span{color:var(--aqua);font-size:24px}.value-visual{min-height:470px;overflow:hidden;border-radius:28px;box-shadow:var(--shadow)}.value-visual img{width:100%;height:100%;min-height:470px;object-fit:cover;object-position:72% center}
.challenge-section{background:linear-gradient(180deg,rgba(237,249,250,.9),rgba(247,252,252,.9))}.challenge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.challenge-grid article{display:flex;align-items:center;gap:17px;min-height:105px;padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:17px;box-shadow:0 7px 23px rgba(15,69,97,.055)}.challenge-grid article:last-child{grid-column:2}.challenge-grid span{flex:0 0 auto;width:42px;height:42px;display:grid;place-items:center;border-radius:50%;background:#e2f5f1;color:#177966;font-size:12px;font-weight:900}.challenge-grid p{margin:0;color:var(--navy);font-weight:800;line-height:1.65}.product-entry-section{position:relative}.final-consult-cta{background:linear-gradient(135deg,#052f5d,#086477);color:#fff}.final-consult-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:center}.final-consult-inner h2{margin:4px 0 0;font-size:clamp(34px,4vw,52px);line-height:1.45}.final-consult-inner p{margin:0 0 23px;color:#d8ebef}
.support-hero{position:relative;min-height:520px;display:flex;align-items:center;background:#04264b url('../images/technology-hero.png') center/cover no-repeat;color:#fff;overflow:hidden}.support-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,28,58,.97),rgba(4,55,76,.74),rgba(3,31,57,.25))}.support-hero-inner{position:relative;padding:80px 0}.light-breadcrumb{color:#bed6dd}.support-hero h1{margin:7px 0 18px;font-size:clamp(38px,5vw,61px);line-height:1.4}.support-hero p{margin:0;color:#e0eef1;font-size:19px}.support-intro-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:75px}.support-intro-grid h2{margin:5px 0 0;color:var(--navy);font-size:clamp(34px,4vw,50px);line-height:1.45}.support-intro-grid p{margin:0 0 13px;color:#405d6d;font-weight:500;line-height:2}.gateway-badge{margin-top:28px;padding:23px 25px;border-left:5px solid var(--mint);border-radius:8px 18px 18px 8px;background:#ecf7f5}.gateway-badge span,.gateway-badge b,.gateway-badge small{display:block}.gateway-badge span{color:#328b79;font-size:12px;font-weight:900;letter-spacing:.1em}.gateway-badge b{color:var(--navy);font-size:20px}.gateway-badge small{color:#4d6876;font-weight:500}
.technical-menu-section{position:relative;background:linear-gradient(145deg,#052d58,#075e69);color:#fff}.technical-menu-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 90% 12%,rgba(113,211,191,.13),transparent 30%)}.technical-menu-section .container{position:relative}.technical-menu-section .section-head h2{color:#fff}.technical-menu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.technical-menu-grid article{position:relative;min-height:220px;padding:28px 25px;border:1px solid rgba(255,255,255,.15);border-radius:20px;background:rgba(255,255,255,.07)}.technical-menu-grid article.wide{grid-column:2/4}.technical-menu-grid span{color:#83d7c8;font-size:31px;font-weight:900}.technical-menu-grid h3{margin:10px 0 8px;font-size:20px}.technical-menu-grid p{margin:0;color:#d0e4e8;font-size:14px}.support-timeline{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:support}.support-timeline li{position:relative;min-height:120px;padding:21px;background:#f7fbfc;border:1px solid var(--line);border-radius:17px}.support-timeline li:not(:nth-child(4n))::after{content:"→";position:absolute;right:-13px;top:42%;z-index:2;color:var(--aqua);font-weight:900}.support-timeline span{display:block;color:var(--aqua);font-size:12px;font-weight:900}.support-timeline strong{display:block;margin-top:7px;color:var(--navy);line-height:1.55}.consultation-info-section{background:linear-gradient(180deg,rgba(237,249,250,.94),rgba(245,251,250,.94))}.consultation-info-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}.consultation-info-grid h2{margin:5px 0 16px;color:var(--navy);font-size:clamp(34px,4vw,50px);line-height:1.45}.consultation-info-grid p{color:var(--muted)}.data-checklist{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.data-checklist li{position:relative;padding:15px 16px 15px 46px;background:#fff;border:1px solid var(--line);border-radius:13px;color:var(--navy);font-weight:800}.data-checklist li::before{content:"✓";position:absolute;left:16px;top:14px;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#e2f5f0;color:#27836f;font-size:12px}.nda-caution{display:grid;grid-template-columns:175px 1fr;gap:32px;align-items:center;padding:34px;border:1px solid #b9dce0;border-radius:24px;background:linear-gradient(135deg,#eef8fa,#edf8f3);box-shadow:0 8px 28px rgba(15,69,97,.07)}.nda-caution h2{margin:4px 0 12px;color:var(--navy);font-size:29px;line-height:1.5}.nda-caution p{color:var(--muted)}.nda-caution .privacy-detail{margin-bottom:0;padding:12px 14px;border-radius:12px;background:#fff;font-size:13px}
@media(max-width:980px){.corporate-hero{min-height:700px;background-position:64% center}.corporate-hero::before{background:linear-gradient(90deg,rgba(2,22,47,.96) 0%,rgba(3,33,67,.9) 58%,rgba(4,42,73,.42) 100%)}.corporate-hero-copy{max-width:680px}.strength-intro,.value-layout,.support-intro-grid,.consultation-info-grid,.final-consult-inner{grid-template-columns:1fr;gap:35px}.strength-grid{grid-template-columns:repeat(2,1fr)}.challenge-grid{grid-template-columns:repeat(2,1fr)}.challenge-grid article:last-child{grid-column:auto}.technical-menu-grid{grid-template-columns:repeat(2,1fr)}.technical-menu-grid article.wide{grid-column:auto}.support-timeline{grid-template-columns:repeat(2,1fr)}.support-timeline li:nth-child(2n)::after{display:none}}
@media(max-width:650px){.corporate-hero{min-height:760px;background-position:68% center}.corporate-hero::before{background:rgba(3,27,55,.88)}.corporate-hero-inner{padding:68px 0 90px}.corporate-hero h1{font-size:40px}.corporate-hero h2{font-size:19px}.corporate-hero p{font-size:14px}.hero-actions .btn{width:100%}.strength-grid,.challenge-grid,.technical-menu-grid,.support-timeline,.data-checklist{grid-template-columns:1fr}.value-visual,.value-visual img{min-height:330px}.support-hero{min-height:560px;background-position:68% center}.support-hero::before{background:rgba(3,31,60,.88)}.support-hero-inner{padding:60px 0}.support-hero h1{font-size:35px}.support-timeline li::after{display:none}.nda-caution{grid-template-columns:1fr;padding:23px}.nda-caution .nda-mark{min-height:100px}.final-consult-inner{gap:22px}}
.consultation-hero{background:linear-gradient(135deg,rgba(225,244,247,.92),rgba(235,248,244,.92))}.consultation-types{display:grid;gap:13px}.consultation-types article{position:relative;padding:20px 20px 20px 68px;background:#fff;border:1px solid var(--line);border-radius:17px}.consultation-types span{position:absolute;left:19px;top:21px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#e4f5f1;color:#277f6d;font-size:11px;font-weight:900}.consultation-types h3{margin:0 0 4px;color:var(--navy);font-size:18px}.consultation-types p{margin:0;color:var(--muted);font-size:14px}.consultation-form-layout{align-items:start}.form-status-note{font-size:13px;color:var(--muted);margin:0}.company-message{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.company-message h2{margin:5px 0 0;color:var(--navy);font-size:clamp(34px,4vw,50px);line-height:1.45}.company-message p{margin:0 0 14px;color:var(--muted)}.privacy-detail{padding:13px 15px;border-left:4px solid var(--mint);border-radius:6px 12px 12px 6px;background:#eef8f6}
@media(max-width:800px){.company-message{grid-template-columns:1fr;gap:28px}}

/* 文字組み・余白の微調整 */
.nowrap-line{display:inline-block;white-space:nowrap}
.strength-intro{grid-template-columns:1fr 1.2fr;gap:60px}
.strength-intro>div:last-child{padding-top:88px}
.strength-intro h2{color:#f7ffff;font-size:clamp(38px,3.5vw,49px);line-height:1.55;text-shadow:0 1px 1px rgba(0,0,0,.08)}
.strength-grid h3{font-size:18px}
.strength-grid h3.keep-line{font-size:17px;letter-spacing:-.02em;white-space:nowrap}
.value-layout{grid-template-columns:1.05fr .95fr;gap:55px}
.value-copy h2{font-size:clamp(34px,3.4vw,48px);line-height:1.5}
.final-consult-inner h2{color:#f7ffff;text-shadow:0 1px 1px rgba(0,0,0,.08)}
.home-consult-cta .final-consult-inner{grid-template-columns:1fr 1fr;gap:70px}
.home-consult-cta .final-consult-inner h2{font-size:clamp(34px,3.4vw,47px)}
.support-intro-grid{grid-template-columns:.95fr 1.05fr;gap:60px}
.support-intro-grid h2{font-size:clamp(34px,3.6vw,47px);line-height:1.55}
.technical-menu-grid article.wide{grid-column:1/-1}
.single-line-title{font-size:clamp(32px,3.7vw,48px)!important;white-space:nowrap}
.company-message{grid-template-columns:.95fr 1.05fr;gap:60px}
.company-message h2{font-size:clamp(34px,3.4vw,44px);line-height:1.55}
@media(max-width:980px){
  .strength-intro,.value-layout,.support-intro-grid,.company-message,.home-consult-cta .final-consult-inner{grid-template-columns:1fr;gap:35px}
  .strength-intro>div:last-child{padding-top:0}
  .technical-menu-grid article.wide{grid-column:1/-1}
}
@media(max-width:650px){
  .nowrap-line,.strength-grid h3.keep-line{white-space:normal}
  .strength-grid h3.keep-line{font-size:18px}
  .single-line-title{white-space:normal}
}

/* 商品名・実績セクション */
.corporate-hero h1 em{display:inline-block;white-space:nowrap}
.product-card h3{line-height:1.55}
.product-hero-copy h1{line-height:1.42}
.hisuida-faq-section{background:linear-gradient(180deg,rgba(238,249,251,.95),rgba(247,252,252,.96))}
.fluoride-case-section{position:relative;overflow:hidden;background:linear-gradient(145deg,#061d36,#0a3856 58%,#0a4e5a);color:#fff}
.fluoride-case-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 92% 5%,rgba(103,194,184,.15),transparent 30%),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px);background-size:auto,48px 48px,48px 48px}
.fluoride-case-section .container{position:relative}
.fluoride-case-head{max-width:980px}.fluoride-case-head h2{color:#fff;font-size:clamp(34px,4vw,52px)}.fluoride-case-head p{margin:9px 0;color:#d5e4ea}
.fluoride-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fluoride-case-card{display:flex;flex-direction:column;min-width:0;padding:26px 24px;border:1px solid rgba(174,209,222,.25);border-radius:21px;background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.055));box-shadow:0 16px 34px rgba(0,17,34,.18)}
.case-card-top{min-height:80px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.16)}.case-card-top span{display:block;color:#85d5c7;font-size:11px;font-weight:900;letter-spacing:.13em}.case-card-top h3{margin:4px 0 0;font-size:22px}
.case-primary{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px;padding:22px 0 17px}.case-primary strong{font-size:clamp(37px,3.5vw,53px);line-height:1;color:#fff;letter-spacing:-.04em}.case-primary span{color:#a8e1d8;font-weight:900}.case-primary small{flex-basis:100%;margin-top:7px;color:#9eb7c3;font-size:12px}
.fluoride-case-card dl{margin:0}.fluoride-case-card dl div{padding:12px 0;border-top:1px solid rgba(255,255,255,.12)}.fluoride-case-card dt{color:#a9bec8;font-size:12px}.fluoride-case-card dd{margin:2px 0 0;color:#fff;font-size:17px;font-weight:900}.fluoride-case-card>p{margin:auto 0 0;padding-top:17px;color:#c9dce3;font-size:13px}
.case-consult-message{margin-top:26px;padding:30px;border:1px solid rgba(132,216,201,.3);border-radius:22px;background:rgba(4,24,44,.55)}.case-consult-message h3{margin:0 0 12px;font-size:clamp(23px,2.5vw,32px)}.case-consult-message p{margin:7px 0;color:#d5e5ea}.case-consult-message .btn{margin-top:13px}.case-consult-message small{display:block;margin-top:14px;color:#9eb6c0}
.case-disclaimer{margin:20px 0 0;color:#9eb5bf;font-size:11px;line-height:1.8}
.phosphorus-case-section{position:relative;background:linear-gradient(180deg,rgba(241,250,251,.97),rgba(232,247,246,.97))}.phosphorus-case-head{max-width:950px}.phosphorus-case-head p{margin:9px 0;color:var(--muted)}
.phosphorus-case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.phosphorus-case-grid figure{margin:0;overflow:hidden;border:1px solid #c9e2e6;border-radius:21px;background:#fff;box-shadow:0 10px 28px rgba(15,69,97,.08)}.phosphorus-case-grid img{width:100%;aspect-ratio:16/8.8;object-fit:cover}.phosphorus-case-grid figcaption{position:relative;padding:20px 22px 22px}.phosphorus-case-grid figcaption::before{content:"";position:absolute;left:22px;top:0;width:54px;height:3px;background:var(--mint)}.phosphorus-case-grid span,.phosphorus-case-grid strong,.phosphorus-case-grid small{display:block}.phosphorus-case-grid span{color:var(--aqua);font-size:11px;font-weight:900;letter-spacing:.12em}.phosphorus-case-grid strong{margin-top:5px;color:var(--navy);font-size:21px}.phosphorus-case-grid small{margin-top:7px;color:var(--muted)}
.water-case-message{margin-top:26px;padding:30px;border:1px solid #bcdde0;border-radius:22px;background:linear-gradient(135deg,#fff,#edf8f5)}.water-case-message h3{margin:0 0 12px;color:var(--navy);font-size:clamp(23px,2.5vw,32px)}.water-case-message p{margin:7px 0;color:var(--muted)}.water-case-message .btn{margin-top:14px}.phosphorus-case-section .case-disclaimer{color:#6c818a}
@media(max-width:900px){.fluoride-case-grid{grid-template-columns:1fr}.fluoride-case-card{padding:24px}.case-card-top{min-height:0}.phosphorus-case-grid{grid-template-columns:1fr}}
@media(max-width:650px){.corporate-hero h1{font-size:38px}.fluoride-case-head h2{font-size:33px}.case-consult-message,.water-case-message{padding:22px}.phosphorus-case-grid figcaption{padding:18px}.case-disclaimer{font-size:10px}.product-card h3{font-size:21px}}


/* 法人・卸取引ページ */
.trade-hero{background:linear-gradient(110deg,rgba(245,252,253,.98),rgba(225,246,248,.94))}
.trade-intro-grid,.trade-reason-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:72px;align-items:start}
.trade-intro-copy,.trade-reason-copy{font-size:17px;color:var(--muted)}
.trade-intro-copy p,.trade-reason-copy p{margin:0 0 18px}
.trade-terms-section{background:linear-gradient(180deg,rgba(239,249,251,.78),rgba(255,255,255,.7))}
.trade-product-card{margin-top:30px;padding:36px;border:1px solid rgba(181,215,224,.9);border-radius:28px;background:rgba(255,255,255,.95);box-shadow:0 18px 46px rgba(13,64,91,.09)}
.trade-product-card+ .trade-product-card{margin-top:34px}
.trade-product-heading{display:grid;grid-template-columns:70px 1fr;gap:22px;align-items:start;padding-bottom:26px;border-bottom:1px solid var(--line)}
.trade-product-number{display:grid;place-items:center;width:62px;height:62px;border-radius:20px;background:linear-gradient(145deg,var(--navy),var(--blue));color:#fff;font-size:22px;font-weight:900;letter-spacing:.05em}
.trade-product-heading h3{margin:2px 0 9px;color:var(--navy);font-size:clamp(27px,3vw,38px);line-height:1.35}
.trade-product-heading p{margin:0;color:var(--muted);font-size:16px}
.trade-condition-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.trade-condition{padding:24px;border:1px solid var(--line);border-radius:19px;background:#f9fcfd}
.trade-condition.featured{background:linear-gradient(145deg,#073b61,#0b7292);border-color:transparent;color:#fff}
.trade-condition span{display:block;color:var(--aqua);font-size:12px;font-weight:900;letter-spacing:.08em}
.trade-condition.featured span{color:#a9e4da}
.trade-condition strong{display:block;margin:8px 0 10px;color:var(--navy);font-size:25px;line-height:1.35}
.trade-condition.featured strong{color:#fff;font-size:30px}
.trade-condition p{margin:0;color:var(--muted);font-size:13px}
.trade-condition.featured p{color:#d9eef2}
.trade-soft-note{display:grid;grid-template-columns:210px 1fr;gap:24px;margin-top:20px;padding:20px 22px;border-left:5px solid var(--mint);border-radius:14px;background:#eef8f5}
.trade-soft-note strong{color:var(--navy)}
.trade-soft-note p{margin:0;color:var(--muted)}
.trade-two-paths{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:26px}
.trade-path-card{display:flex;flex-direction:column;padding:27px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(150deg,#fff,#f4fafb)}
.trade-path-label{display:inline-flex;align-self:flex-start;padding:6px 12px;border-radius:999px;background:#e4f6f2;color:#187e75;font-size:12px;font-weight:900}
.trade-path-card h4{margin:14px 0 12px;color:var(--navy);font-size:22px;line-height:1.45}
.trade-path-card ul{margin:0;padding-left:21px;color:var(--muted)}
.trade-path-card li{margin:8px 0}
.trade-exclusive{margin-top:19px;padding:17px;border-radius:14px;background:#eaf4f8}
.trade-exclusive strong{color:var(--navy)}
.trade-exclusive p,.trade-path-foot{margin:6px 0 0;color:var(--muted);font-size:13px}
.trade-path-foot{margin-top:auto;padding-top:18px}
.trade-phosphorus .trade-product-number{background:linear-gradient(145deg,#06466d,#188d94)}
.trade-fluoride .trade-product-number{background:linear-gradient(145deg,#163f60,#526e80)}
.trade-reason-section{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trade-reason-grid h2{font-size:clamp(30px,4vw,45px);line-height:1.5;color:var(--navy);margin:0}
.trade-summary-section{padding-top:62px;padding-bottom:62px}
.trade-summary-card{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:42px;border-radius:28px;background:linear-gradient(120deg,#073758,#08788b);color:#fff;box-shadow:var(--shadow)}
.trade-summary-card h2{margin:5px 0 10px;color:#fff;font-size:clamp(29px,4vw,43px);line-height:1.45}
.trade-summary-card p{margin:0;color:#d9eef2;max-width:800px}
.trade-summary-card .kicker{color:#9be1d9}
.trade-summary-card .btn{flex:0 0 auto}

@media(max-width:900px){
  .trade-intro-grid,.trade-reason-grid{grid-template-columns:1fr;gap:25px}
  .trade-condition-grid{grid-template-columns:1fr}
  .trade-two-paths{grid-template-columns:1fr}
  .trade-summary-card{align-items:flex-start;flex-direction:column}
}
@media(max-width:650px){
  .trade-product-card{padding:23px 18px;border-radius:21px}
  .trade-product-heading{grid-template-columns:1fr;gap:14px}
  .trade-product-number{width:54px;height:54px;border-radius:17px}
  .trade-soft-note{grid-template-columns:1fr;gap:7px}
  .trade-path-card{padding:22px 19px}
  .trade-summary-card{padding:28px 22px}
  .trade-summary-card .btn{width:100%}
}


/* 読みやすさ改善：本文のコントラストを全ページで統一 */
/* 白・淡色背景では青みのある濃いグレー、濃色背景では青みのある白を使用 */
body{font-weight:400}
.section-head p,.lead,.card p,.product-hero-copy p,.faq-a,
.value-copy p,.consultation-info-grid p,.nda-caution p,
.consultation-types p,.form-status-note,.company-message p,
.trade-intro-copy,.trade-reason-copy,.trade-product-heading p,
.trade-condition p,.trade-soft-note p,.trade-path-card ul,
.trade-exclusive p,.trade-path-foot,.phosphorus-case-head p,
.phosphorus-case-grid small,.water-case-message p{
  color:#496273;
}

/* 写真・濃紺背景上の説明文 */
.corporate-hero p{
  color:#f0f6f7;
  font-weight:500;
  text-shadow:0 1px 4px rgba(0,20,40,.35);
}
.strength-intro p,
.strength-grid p,
.confidential-note,
.technical-menu-grid p,
.final-consult-inner p,
.support-hero p,
.fluoride-result-main p,
.fluoride-case-head p,
.fluoride-case-card>p,
.case-consult-message p,
.trade-condition.featured p,
.trade-summary-card p{
  color:#e6f0f3;
  font-weight:500;
}

/* 濃色背景内の小さな補足も読める濃度へ */
.footer-copy,.footer-brand .brand-name small{color:#d5e5e9}
.copyright{color:#c1d5dc}
.case-primary small,.fluoride-case-card dt,.case-consult-message small,
.case-disclaimer{color:#bfd2d9}

/* 淡色カード内の補足文字 */
.process-line small,.gateway-badge small,.privacy-detail,
.trade-condition p,.trade-path-foot,.phosphorus-case-grid small{
  color:#496273;
}

/* v10：白系背景の本文をほぼ黒に統一 */
:root{--white-surface-text:#171b1f}

/* 白いセクション・白いカード・白い表面上の本文 */
.section-white .section-head p,
.section-white .lead,
.section-white .value-copy p,
.card p,
.product-hero-copy p,
.faq-a,
.spec-table td,
.feature p,
.process-line small,
.benefit-grid article p,
.support-timeline li,
.consultation-types p,
.form-status-note,
.form-card p,
.company-message p,
.trade-intro-copy,
.trade-reason-copy,
.trade-product-heading p,
.trade-condition:not(.featured) p,
.trade-soft-note p,
.trade-path-card ul,
.trade-exclusive p,
.trade-path-foot,
.phosphorus-case-grid small,
.phosphorus-case-grid figcaption,
.gallery figcaption,
.hisuida-gallery figcaption,
.hisuida-use-cases figcaption,
.water-area-grid figure:not(:hover) + p {
  color:var(--white-surface-text);
}

/* 白背景の通常本文ページ */
.section-white .container > p,
.section-white .container > div > p,
.section-white .container > article > p,
.section-white .container li:not(.technical-menu-grid li),
.section-white .container small {
  color:var(--white-surface-text);
}

/* 色付きパネル内は従来の明るい文字色を維持 */
.section-white .cta-panel p,
.section-white .trade-summary-card p,
.section-white .trade-condition.featured p,
.section-white .trade-condition.featured small,
.section-white .technical-menu-grid p,
.section-white .confidential-note,
.section-white .case-consult-message p {
  color:#e6f0f3;
}


/* v11：指定箇所の可読性・改行・番号・相談ページ分離 */
/* 白いメカニズムカードの本文はほぼ黒 */
.section-white .mechanism-points p,
.mechanism-points p{
  color:#171b1f;
}

/* 濃い青の安全性評価カードは白文字で統一 */
.section-white .safety-result,
.safety-result{
  color:#fff;
}
.section-white .safety-result p,
.safety-result p,
.section-white .safety-result dt,
.safety-result dt,
.section-white .safety-result dd,
.safety-result dd{
  color:#f0f6f7 !important;
}
.section-white .safety-result h3,
.safety-result h3{
  color:#fff;
}

/* フッ素ページの淡色案内・説明文は黒系 */
.fluoride-scope,
.fluoride-heading p,
.consultation-info-section p,
.consultation-info-grid p,
.nda-caution p,
.privacy-detail,
.notice{
  color:#171b1f;
}

/* 01〜04の番号は背景になじませつつ、確実に読める濃さへ */
.fluoride-feature-grid b{
  color:#4b918c;
  opacity:1;
}

/* 相談専用ページではフォームをページ上部から自然に表示 */
.consultation-page > .section:first-child{
  padding-top:72px;
}

@media(max-width:650px){
  .fluoride-scope br,
  .fluoride-heading p br{display:block}
}


/* v12：濃色カード内の小文字を確実に明るく表示 */
.result-card strong small{
  color:#fff !important;
  opacity:1;
}
.nda-mark small{
  color:#d9f5f1 !important;
  opacity:1;
  text-shadow:0 1px 2px rgba(0,0,0,.18);
}
.company-first-section{
  padding-top:96px;
}
@media(max-width:650px){
  .company-first-section{padding-top:68px}
}


/* v13：指定された見出しサイズ・改行・法人卸条件の微調整 */
/* TOPページ内の小見出しを約2段階大きくする */
.home-page .kicker{
  font-size:18px;
  letter-spacing:.07em;
}

/* 法人・卸取引：指定行をデスクトップで固定 */
.trade-fixed-line{display:inline-block;white-space:nowrap}
.trade-reason-grid{grid-template-columns:1.08fr .92fr;gap:58px}
.trade-reason-grid h2.trade-reason-title{
  font-size:clamp(30px,3.45vw,43px);
  line-height:1.55;
  letter-spacing:-.025em;
}
.trade-foot-large{
  font-size:15px;
  line-height:1.85;
}
.trade-single-line{
  white-space:nowrap;
  font-size:15px;
  letter-spacing:-.025em;
}

@media(max-width:980px){
  .trade-fixed-line,.trade-single-line{white-space:normal}
  .trade-reason-grid{grid-template-columns:1fr;gap:25px}
}
@media(max-width:650px){
  .home-page .kicker{font-size:16px}
  .trade-reason-grid h2.trade-reason-title{font-size:32px}
}


/* v14：ヒスイ玉の販売店・問屋向け取引条件 */
.hisui-trade-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
  margin-top:26px;
  align-items:stretch;
}
.hisui-trade-card{
  display:flex;
  flex-direction:column;
  min-width:0;
  padding:28px;
  border:1px solid var(--line);
  border-radius:22px;
  background:linear-gradient(150deg,#fff,#f6fbfc);
}
.hisui-trade-card h4{
  margin:15px 0 6px;
  color:var(--navy);
  font-size:clamp(23px,2.25vw,30px);
  line-height:1.38;
  letter-spacing:-.025em;
}
.hisui-trade-lead{
  margin:0 0 18px;
  color:#157d75 !important;
  font-size:15px;
  font-weight:900;
}
.hisui-trade-card > p:not(.hisui-trade-lead){
  margin:0 0 17px;
  color:var(--white-surface-text);
}
.hisui-trade-card ul{
  margin:0;
  padding-left:21px;
  color:var(--white-surface-text);
}
.hisui-trade-card li{margin:8px 0}
.hisui-trade-card li strong{color:var(--navy)}
.hisui-trade-highlight{
  margin-top:auto;
  padding:19px;
  border-radius:15px;
  background:linear-gradient(135deg,#e8f7f3,#eaf5f9);
  border-left:4px solid var(--mint);
}
.hisui-trade-highlight strong{
  display:block;
  color:var(--navy);
  font-size:17px;
}
.hisui-trade-highlight p{
  margin:8px 0 0;
  color:var(--white-surface-text);
}
.hisui-trade-highlight small{
  display:block;
  margin-top:9px;
  color:#40535e;
  font-size:12px;
  line-height:1.75;
}
.hisui-common-note{align-items:start}
.hisui-common-note small{
  display:block;
  margin-top:8px;
  color:#40535e;
  line-height:1.75;
}
@media(max-width:900px){
  .hisui-trade-grid{grid-template-columns:1fr}
}
@media(max-width:650px){
  .hisui-trade-card{padding:22px 19px}
  .hisui-trade-card h4{font-size:23px}
}


/* v17：ヒスイ玉の商品紹介に水族館向け提案を追加 */
.hisuida-aquarium-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center}
.hisuida-aquarium-copy h2{margin:6px 0 18px;color:var(--navy);font-size:clamp(31px,4vw,48px);line-height:1.38}
.hisuida-aquarium-copy>p{margin:0;color:var(--white-surface-text);font-size:18px;line-height:1.95}
.hisuida-aquarium-media{background:#eff8fb;border:1px solid var(--line);border-radius:28px;padding:14px;box-shadow:0 12px 34px rgba(15,69,97,.09)}
.hisuida-aquarium-media img{width:100%;border-radius:18px;display:block}
.hisuida-aquarium-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}
.hisuida-aquarium-point{padding:18px 16px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,#fff,#f7fbfc);text-align:center;box-shadow:0 8px 24px rgba(15,69,97,.06)}
.hisuida-aquarium-point strong{display:block;color:var(--navy);font-size:15px;line-height:1.5}
.hisuida-aquarium-point span{display:block;color:#245267;font-size:15px;font-weight:800;line-height:1.5}
.hisuida-aquarium-note{margin-top:20px;padding:22px 24px;border-radius:18px;background:linear-gradient(135deg,#ffffff,#f2fafb);border:1px solid var(--line);box-shadow:0 8px 24px rgba(15,69,97,.05)}
.hisuida-aquarium-note strong{display:block;margin-bottom:8px;color:var(--navy);font-size:23px;line-height:1.45}
.hisuida-aquarium-note p{margin:0;color:var(--white-surface-text);font-size:17px;line-height:1.9}
@media(max-width:980px){
  .hisuida-aquarium-grid{grid-template-columns:1fr;gap:24px}
  .hisuida-aquarium-media{order:-1}
}
@media(max-width:720px){
  .hisuida-aquarium-points{grid-template-columns:1fr}
  .hisuida-aquarium-copy>p,.hisuida-aquarium-note p{font-size:16px;line-height:1.85}
  .hisuida-aquarium-note strong{font-size:20px}
}


/* v23：TOPページの水滴イントロ */
body.intro-active{overflow:hidden}
body.home-page.intro-active>.site-header,
body.home-page.intro-active>main,
body.home-page.intro-active>footer{
  opacity:.32;
  filter:blur(7px) saturate(.82);
  transform:scale(1.012);
}
body.home-page.intro-revealing>.site-header,
body.home-page.intro-revealing>main,
body.home-page.intro-revealing>footer{
  opacity:1;
  filter:none;
  transform:none;
  transition:opacity .9s cubic-bezier(.22,.8,.22,1),filter .9s ease,transform 1.1s cubic-bezier(.22,.8,.22,1);
}
.water-intro{
  position:fixed;
  inset:0;
  z-index:99999;
  display:grid;
  place-items:center;
  overflow:hidden;
  background:
    radial-gradient(circle at 50% 47%,rgba(99,225,222,.22),transparent 24%),
    linear-gradient(145deg,#011d3d 0%,#063c68 48%,#08738d 100%);
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  isolation:isolate;
  animation:waterIntroAutoExit .85s cubic-bezier(.4,0,.2,1) 2.55s forwards;
}
.water-intro::before,
.water-intro::after{
  content:"";
  position:absolute;
  inset:-18%;
  pointer-events:none;
}
.water-intro::before{
  background:
    repeating-radial-gradient(ellipse at 50% 48%,rgba(255,255,255,.05) 0 1px,transparent 2px 36px),
    radial-gradient(circle at 18% 22%,rgba(128,238,231,.12),transparent 24%),
    radial-gradient(circle at 84% 74%,rgba(61,176,208,.18),transparent 29%);
  opacity:.9;
  animation:waterIntroDrift 8s ease-in-out infinite alternate;
}
.water-intro::after{
  background:linear-gradient(112deg,transparent 27%,rgba(255,255,255,.10) 44%,transparent 59%);
  transform:translateX(-55%);
  opacity:.55;
  animation:waterIntroSheen 2.2s ease .35s both;
}
.water-intro__ambient{
  position:absolute;
  left:50%;
  top:48%;
  width:min(78vw,900px);
  height:min(32vw,360px);
  border-radius:50%;
  transform:translate(-50%,-50%);
  background:radial-gradient(ellipse,rgba(95,235,229,.22),rgba(25,145,182,.06) 46%,transparent 72%);
  filter:blur(26px);
  opacity:0;
  animation:waterAmbientPulse 1.6s ease .78s both;
}
.water-intro__drop{
  position:absolute;
  left:50%;
  top:-120px;
  width:30px;
  height:30px;
  transform:translateX(-50%) rotate(45deg) scale(.86,1.15);
  border-radius:58% 42% 62% 38%;
  background:linear-gradient(135deg,rgba(255,255,255,.98) 0%,rgba(181,249,246,.95) 27%,rgba(47,188,218,.96) 72%,rgba(15,92,153,.98) 100%);
  box-shadow:
    inset 7px 7px 10px rgba(255,255,255,.68),
    inset -5px -7px 11px rgba(0,63,119,.35),
    0 0 26px rgba(116,240,234,.52);
  z-index:4;
  opacity:0;
  animation:waterDropFall .82s cubic-bezier(.38,.02,.68,.35) .28s forwards;
}
.water-intro__drop::before{
  content:"";
  position:absolute;
  width:9px;
  height:13px;
  left:5px;
  top:5px;
  border-radius:50%;
  background:rgba(255,255,255,.8);
  filter:blur(.4px);
}
.water-intro__impact{
  position:absolute;
  left:50%;
  top:48%;
  width:1px;
  height:1px;
  z-index:3;
}
.water-intro__surface{
  position:absolute;
  left:50%;
  top:0;
  width:0;
  height:2px;
  transform:translate(-50%,-50%);
  border-radius:999px;
  background:linear-gradient(90deg,transparent,rgba(224,255,254,.93),transparent);
  box-shadow:0 0 20px rgba(116,240,234,.55);
  opacity:0;
  animation:waterSurfaceFlash .78s cubic-bezier(.2,.7,.2,1) 1.02s both;
}
.water-intro__ripple{
  position:absolute;
  left:50%;
  top:50%;
  width:16px;
  height:5px;
  transform:translate(-50%,-50%) scale(.08);
  border:1.5px solid rgba(214,255,252,.82);
  border-radius:50%;
  box-shadow:0 0 18px rgba(73,221,218,.42),inset 0 0 12px rgba(132,246,241,.18);
  opacity:0;
}
.water-intro__ripple--1{animation:waterRipple 1.2s cubic-bezier(.12,.62,.2,1) 1.02s both}
.water-intro__ripple--2{animation:waterRipple 1.35s cubic-bezier(.12,.62,.2,1) 1.17s both}
.water-intro__ripple--3{animation:waterRipple 1.5s cubic-bezier(.12,.62,.2,1) 1.34s both}
.water-intro__brand{
  position:absolute;
  left:50%;
  top:62%;
  display:flex;
  align-items:center;
  gap:16px;
  color:#fff;
  transform:translate(-50%,20px);
  opacity:0;
  z-index:5;
  text-shadow:0 4px 24px rgba(0,22,47,.35);
  animation:waterBrandIn .72s cubic-bezier(.2,.8,.2,1) 1.18s forwards;
}
.water-intro__brand img{
  width:58px;
  height:58px;
  border-radius:50%;
  object-fit:contain;
  padding:3px;
  background:rgba(255,255,255,.96);
  box-shadow:0 12px 34px rgba(0,22,54,.34),0 0 0 1px rgba(255,255,255,.45);
}
.water-intro__brand strong{
  display:block;
  font-size:clamp(21px,2.2vw,31px);
  line-height:1.25;
  letter-spacing:.08em;
  white-space:nowrap;
}
.water-intro__brand span{
  display:block;
  margin-top:5px;
  color:#a8eee6;
  font-size:clamp(9px,.9vw,12px);
  font-weight:800;
  letter-spacing:.18em;
  white-space:nowrap;
}
.water-intro.is-skipping{animation:none;opacity:0;visibility:hidden;transition:opacity .38s ease,visibility .38s step-end}
@keyframes waterDropFall{
  0%{top:-120px;opacity:0;filter:blur(1px)}
  12%{opacity:1}
  82%{top:calc(48% - 26px);opacity:1;filter:none}
  94%{top:calc(48% - 4px);transform:translateX(-50%) rotate(45deg) scale(1.25,.55);opacity:1}
  100%{top:48%;transform:translateX(-50%) rotate(45deg) scale(1.6,.25);opacity:0}
}
@keyframes waterSurfaceFlash{
  0%{width:0;opacity:0}
  18%{opacity:1}
  100%{width:min(82vw,980px);opacity:0}
}
@keyframes waterRipple{
  0%{width:18px;height:5px;transform:translate(-50%,-50%) scale(.08);opacity:0}
  14%{opacity:.95}
  100%{width:min(88vw,980px);height:min(23vw,250px);transform:translate(-50%,-50%) scale(1);opacity:0}
}
@keyframes waterAmbientPulse{
  0%{opacity:0;transform:translate(-50%,-50%) scale(.5)}
  45%{opacity:.82}
  100%{opacity:.28;transform:translate(-50%,-50%) scale(1.18)}
}
@keyframes waterBrandIn{
  0%{opacity:0;transform:translate(-50%,20px);filter:blur(7px)}
  100%{opacity:1;transform:translate(-50%,0);filter:none}
}
@keyframes waterIntroSheen{
  0%{transform:translateX(-62%);opacity:0}
  28%{opacity:.5}
  100%{transform:translateX(62%);opacity:0}
}
@keyframes waterIntroDrift{
  from{transform:translate3d(-1%,-1%,0) scale(1)}
  to{transform:translate3d(1%,1.5%,0) scale(1.04)}
}
@keyframes waterIntroAutoExit{
  0%{opacity:1;visibility:visible;filter:none}
  100%{opacity:0;visibility:hidden;filter:blur(10px);pointer-events:none}
}
@media(max-width:720px){
  .water-intro__brand{top:63%;gap:12px}
  .water-intro__brand img{width:50px;height:50px}
  .water-intro__brand strong{font-size:20px;letter-spacing:.04em}
  .water-intro__brand span{font-size:8px;letter-spacing:.12em}
  .water-intro__drop{width:24px;height:24px}
  .water-intro__ripple{border-width:1px}
}
@media(prefers-reduced-motion:reduce){
  body.home-page.intro-active>.site-header,
  body.home-page.intro-active>main,
  body.home-page.intro-active>footer{opacity:1;filter:none;transform:none}
  .water-intro{animation:waterIntroAutoExit .35s ease .15s forwards}
  .water-intro__drop,.water-intro__impact,.water-intro__brand,.water-intro__ambient{display:none}
}