/* ==========================================================================
   Hankeson — Wuxi Hankeson Filtration Equipment Co., Ltd.
   Shared stylesheet | Industrial navy + signal orange
   ========================================================================== */

:root{
  --navy-900:#081C33;
  --navy-800:#0B2440;
  --navy-700:#0E2A47;
  --navy-600:#16395E;
  --navy-100:#DDE7F2;
  --orange:#F2601C;
  --orange-d:#D94F12;
  --wa:#25D366;
  --wa-d:#1EB856;
  --bg:#F3F6FA;
  --card:#FFFFFF;
  --line:#E2E9F1;
  --ink:#15243B;
  --ink-soft:#4A5B72;
  --ink-mute:#7A8AA0;
  --radius:14px;
  --shadow:0 10px 30px rgba(11,36,64,.10);
  --shadow-lg:0 24px 60px rgba(11,36,64,.16);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{width:min(1180px,92%);margin-inline:auto}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy-900);color:#B9C7D8;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:12px}
.topbar a{color:#DCE6F2}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px;align-items:center}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:900;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:44px;height:44px;flex-shrink:0}
.brand-txt{line-height:1.15}
.brand-name{font-size:21px;font-weight:800;letter-spacing:.04em;color:var(--navy-700)}
.brand-name b{color:var(--orange);font-weight:800}
.brand-sub{font-size:10.5px;letter-spacing:.24em;color:var(--ink-mute);text-transform:uppercase}

.main-nav{display:flex;align-items:center;gap:4px}
.main-nav>li{position:relative}
.main-nav a.nav-link{
  display:block;padding:10px 16px;font-weight:600;font-size:15px;color:var(--ink);
  border-radius:8px;transition:color .15s;
}
.main-nav a.nav-link:hover{color:var(--orange)}
.main-nav a.nav-link.active{color:var(--orange)}
.nav-drop{
  position:absolute;top:calc(100% + 6px);left:0;min-width:250px;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:all .18s ease;
}
.main-nav li:hover .nav-drop,.main-nav li:focus-within .nav-drop{opacity:1;visibility:visible;transform:translateY(0)}
.nav-drop a{display:block;padding:10px 14px;border-radius:8px;font-size:14px;color:var(--ink-soft)}
.nav-drop a:hover{background:var(--bg);color:var(--navy-700)}
.nav-drop .drop-title{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-mute);padding:10px 14px 4px}

.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;padding:10px}
.burger span{display:block;height:2px;background:var(--navy-700);margin:5px 0;border-radius:2px;transition:.2s}

/* mobile drawer */
.m-nav{
  display:none;position:fixed;inset:0;z-index:1000;
}
.m-nav.open{display:block}
.m-nav .m-mask{position:absolute;inset:0;background:rgba(8,28,51,.55)}
.m-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(320px,86%);
  background:#fff;padding:20px;overflow-y:auto;
  animation:slideIn .22s ease;
}
@keyframes slideIn{from{transform:translateX(30px);opacity:0}to{transform:none;opacity:1}}
.m-panel .m-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.m-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:20px;cursor:pointer;color:var(--ink-soft)}
.m-panel a.m-link{display:block;padding:13px 6px;font-weight:600;border-bottom:1px solid var(--line);color:var(--ink)}
.m-panel a.m-sub{display:block;padding:10px 6px 10px 20px;font-size:14px;color:var(--ink-soft);border-bottom:1px solid var(--line)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:10px;font-weight:700;font-size:15px;
  border:2px solid transparent;cursor:pointer;transition:.18s;line-height:1.2;
}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-d);transform:translateY(-2px)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:var(--orange-d);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-line{border-color:var(--navy-700);color:var(--navy-700);background:transparent}
.btn-line:hover{background:var(--navy-700);color:#fff}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:8px}
.btn-block{width:100%}

/* ---------- Hero (home) ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    radial-gradient(1100px 500px at 88% -10%, rgba(242,96,28,.22), transparent 60%),
    linear-gradient(120deg,var(--navy-900) 0%,var(--navy-700) 58%,var(--navy-600) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
}
.hero .wrap{
  position:relative;display:grid;grid-template-columns:1.15fr .85fr;
  gap:40px;align-items:center;padding:84px 0 96px;
}
.hero-kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:#FFC5A5;background:rgba(242,96,28,.14);
  border:1px solid rgba(242,96,28,.45);border-radius:100px;padding:8px 16px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.3vw,50px);line-height:1.14;font-weight:800;letter-spacing:-.01em;
  margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:#FFA36B}
.hero .hero-lead{font-size:17px;color:#C6D4E4;max-width:560px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:32px}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:14.5px;font-weight:600;color:#E4EDF6}
.hero-points svg{width:18px;height:18px;color:var(--orange)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px}
.hero-visual{position:relative}
.hero-visual .ring{
  position:absolute;width:520px;height:520px;border-radius:50%;
  border:1.5px dashed rgba(255,255,255,.18);top:50%;left:50%;transform:translate(-50%,-50%);
}
.hero-card{
  position:absolute;background:#fff;color:var(--ink);border-radius:12px;
  padding:12px 16px;box-shadow:var(--shadow-lg);font-size:13.5px;font-weight:600;
  display:flex;align-items:center;gap:10px;
}
.hero-card svg{width:20px;height:20px;color:var(--orange)}
.hero-card.tl{top:6%;left:-2%}
.hero-card.br{bottom:4%;right:0}

/* ---------- Stats strip ---------- */
.stats{margin-top:-44px;position:relative;z-index:5}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);
  padding:22px 20px;border-top:3px solid var(--orange);
}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--navy-700);letter-spacing:-.01em}
.stat span{font-size:13px;color:var(--ink-soft);line-height:1.45;display:block;margin-top:4px}

/* ---------- Section head ---------- */
.sec{padding:84px 0}
.sec.alt{background:#fff}
.sec-head{max-width:720px;margin-bottom:46px}
.sec-head.center{margin-inline:auto;text-align:center}
.kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:800;
  letter-spacing:.24em;text-transform:uppercase;color:var(--orange);margin-bottom:14px;
}
.kicker::before{content:"";width:26px;height:2.5px;background:var(--orange)}
.sec-head.center .kicker::after{content:"";width:26px;height:2.5px;background:var(--orange)}
.sec-head h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--navy-700);line-height:1.22;letter-spacing:-.01em}
.sec-head p{margin-top:12px;color:var(--ink-soft);font-size:16px}

/* ---------- Product cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}

.p-card{
  background:var(--card);border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  display:flex;flex-direction:column;transition:.22s;
}
.p-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.ph{
  position:relative;height:200px;overflow:hidden;
  background:linear-gradient(145deg,#F6F9FC 0%,#E8EFF7 60%,#DCE7F2 100%);
  display:flex;align-items:center;justify-content:center;
}
.ph svg.ph-ill{width:120px;height:120px;opacity:.92}
.ph .ph-tag{
  position:absolute;top:12px;left:12px;background:var(--navy-700);color:#fff;
  font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  padding:5px 11px;border-radius:100px;
}
.ph .ph-note{
  position:absolute;bottom:10px;right:12px;font-size:10.5px;color:#9AACBF;
  letter-spacing:.06em;text-transform:uppercase;
}
.p-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.p-body h3{font-size:18.5px;font-weight:800;color:var(--navy-700);margin-bottom:8px;line-height:1.3}
.p-body p{font-size:14.5px;color:var(--ink-soft);flex:1}
.p-links{margin-top:14px;display:flex;flex-direction:column;gap:6px}
.p-links a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:14px;font-weight:600;color:var(--navy-600);
  padding:9px 12px;background:var(--bg);border-radius:8px;transition:.15s;
}
.p-links a:hover{background:var(--navy-100);color:var(--navy-700)}
.p-links a svg{width:15px;height:15px;color:var(--orange)}
.p-foot{
  margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
  display:flex;gap:10px;flex-wrap:wrap;
}

/* ---------- Feature grid ---------- */
.feat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:.2s;
}
.feat:hover{border-color:var(--navy-100);box-shadow:var(--shadow)}
.feat .f-ico{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--navy-700),var(--navy-600));margin-bottom:16px;
}
.feat .f-ico svg{width:26px;height:26px;color:#fff}
.feat h3{font-size:17px;font-weight:800;color:var(--navy-700);margin-bottom:8px}
.feat p{font-size:14.5px;color:var(--ink-soft)}
.feat .f-num{
  float:right;font-size:30px;font-weight:800;color:var(--navy-100);line-height:1;
}

/* ---------- Finder (OEM lookup) ---------- */
.finder{
  position:relative;overflow:hidden;border-radius:20px;color:#fff;
  background:
    radial-gradient(700px 300px at 92% 120%, rgba(242,96,28,.35), transparent 60%),
    linear-gradient(115deg,var(--navy-900),var(--navy-600));
  box-shadow:var(--shadow-lg);
}
.finder .wrap{position:relative;padding:60px 0}
.finder-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.finder h2{font-size:clamp(23px,2.8vw,32px);font-weight:800;line-height:1.25}
.finder h2 em{font-style:normal;color:#FFA36B}
.finder p{color:#C6D4E4;margin-top:12px;font-size:15.5px}
.finder-box{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:16px;padding:26px;backdrop-filter:blur(4px);
}
.finder-box label{display:block;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#9FB4CA;margin-bottom:10px}
.finder-row{display:flex;gap:10px;flex-wrap:wrap}
.finder-row input{
  flex:1;min-width:180px;padding:14px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.25);
  background:rgba(255,255,255,.1);color:#fff;font-size:15px;font-family:var(--font);outline:none;
}
.finder-row input::placeholder{color:#8FA6BE}
.finder-row input:focus{border-color:var(--orange)}
.finder-hint{font-size:13px;color:#8FA6BE;margin-top:12px}
.finder-hint b{color:#FFC5A5}

/* ---------- Industries ---------- */
.ind{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;transition:.2s;position:relative;overflow:hidden;
}
.ind::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:.25s}
.ind:hover::before{transform:scaleX(1)}
.ind:hover{box-shadow:var(--shadow)}
.ind .i-ico{width:46px;height:46px;border-radius:10px;background:var(--bg);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.ind .i-ico svg{width:24px;height:24px;color:var(--navy-600)}
.ind h3{font-size:15.5px;font-weight:800;color:var(--navy-700);margin-bottom:6px}
.ind p{font-size:13.5px;color:var(--ink-soft);line-height:1.55}

/* ---------- Split (text + visual) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .s-visual{position:relative}
.split ul.ticks{margin-top:18px;display:grid;gap:12px}
.split ul.ticks li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-soft)}
.split ul.ticks li b{color:var(--ink)}
.split ul.ticks svg{width:20px;height:20px;color:var(--orange);flex-shrink:0;margin-top:3px}
.split .btns{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- OEM table ---------- */
.table-scroll{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table.spec{width:100%;border-collapse:collapse;min-width:640px;font-size:14.5px}
table.spec th{
  text-align:left;background:var(--navy-700);color:#fff;font-weight:700;
  padding:14px 18px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;
}
table.spec td{padding:13px 18px;border-top:1px solid var(--line);color:var(--ink-soft);vertical-align:top}
table.spec tr:nth-child(even) td{background:#F8FAFD}
table.spec td b{color:var(--ink)}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin-inline:auto}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;
  overflow:hidden;transition:.2s;
}
.faq details[open]{box-shadow:var(--shadow);border-color:var(--navy-100)}
.faq summary{
  cursor:pointer;list-style:none;padding:19px 56px 19px 22px;
  font-weight:700;font-size:16px;color:var(--navy-700);position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:8px;background:var(--bg);color:var(--navy-700);
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:600;transition:.2s;
}
.faq details[open] summary::after{content:"–";background:var(--orange);color:#fff}
.faq .faq-a{padding:0 22px 20px;color:var(--ink-soft);font-size:15px}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;text-align:center;
  background:
    radial-gradient(600px 300px at 50% 130%, rgba(255,255,255,.14), transparent 60%),
    linear-gradient(115deg,var(--orange-d),var(--orange));
}
.cta-band .wrap{padding:64px 0;position:relative}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.01em}
.cta-band p{margin:12px auto 28px;max-width:620px;color:rgba(255,255,255,.92);font-size:16px}
.cta-band .btn-white{background:#fff;color:var(--orange-d)}
.cta-band .btn-white:hover{transform:translateY(-2px)}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.6)}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    radial-gradient(900px 380px at 90% -20%, rgba(242,96,28,.25), transparent 60%),
    linear-gradient(120deg,var(--navy-900),var(--navy-600));
}
.page-hero::before{
  content:"";position:absolute;inset:0;opacity:.45;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
}
.page-hero .wrap{position:relative;padding:64px 0 58px}
.crumbs{font-size:13px;color:#8FA6BE;margin-bottom:16px}
.crumbs a{color:#C6D4E4}
.crumbs a:hover{color:#fff}
.page-hero h1{font-size:clamp(27px,3.6vw,42px);font-weight:800;letter-spacing:-.01em;line-height:1.2}
.page-hero .ph-lead{margin-top:14px;color:#C6D4E4;font-size:16.5px;max-width:640px}

/* ---------- Category section on products page ---------- */
.cat{margin-bottom:70px}
.cat:last-child{margin-bottom:0}
.cat-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:26px;flex-wrap:wrap}
.cat-head .c-title{display:flex;align-items:center;gap:14px}
.cat-head .c-num{
  font-size:15px;font-weight:800;color:var(--orange);
  border:2px solid var(--orange);border-radius:10px;width:46px;height:46px;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.cat-head h2{font-size:24px;font-weight:800;color:var(--navy-700)}
.cat-head p{font-size:14px;color:var(--ink-mute);margin-top:2px}
.cat-note{
  background:#FFF4EC;border:1px solid #FFDCC6;border-left:4px solid var(--orange);
  border-radius:10px;padding:14px 18px;font-size:14px;color:#7A4A2E;margin-bottom:20px;
}

/* ---------- Detail page ---------- */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.detail-visual{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:linear-gradient(145deg,#F6F9FC,#DCE7F2);box-shadow:var(--shadow);
  display:flex;align-items:center;justify-content:center;min-height:380px;position:sticky;top:100px;
}
.detail-visual svg.ph-ill{width:230px;height:230px}
.quick-facts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}
.quick-facts .qf{
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;
}
.quick-facts .qf b{display:block;font-size:16px;color:var(--navy-700);font-weight:800}
.quick-facts .qf span{font-size:12.5px;color:var(--ink-mute)}
.detail-desc h2{font-size:24px;font-weight:800;color:var(--navy-700);margin-bottom:14px}
.detail-desc p{color:var(--ink-soft);font-size:15.5px;margin-bottom:14px}
.app-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.app-pills span{
  background:var(--bg);border:1px solid var(--line);border-radius:100px;
  padding:7px 14px;font-size:13px;font-weight:600;color:var(--navy-600);
}

/* ---------- Forms ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:30px;
}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.f-group{margin-bottom:16px}
.f-group label{display:block;font-size:13.5px;font-weight:700;color:var(--navy-700);margin-bottom:7px}
.f-group label i{color:var(--orange);font-style:normal}
.f-group input,.f-group textarea,.f-group select{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-size:15px;font-family:var(--font);color:var(--ink);background:var(--bg);outline:none;transition:.15s;
}
.f-group input:focus,.f-group textarea:focus,.f-group select:focus{border-color:var(--orange);background:#fff}
.f-group textarea{min-height:120px;resize:vertical}
.f-note{font-size:12.5px;color:var(--ink-mute);margin-top:10px}

/* ---------- Contact info cards ---------- */
.ci-card{
  display:flex;gap:16px;align-items:flex-start;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.2s;
}
.ci-card:hover{box-shadow:var(--shadow)}
.ci-card .ci-ico{
  width:48px;height:48px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--navy-700),var(--navy-600));
  display:flex;align-items:center;justify-content:center;
}
.ci-card .ci-ico svg{width:24px;height:24px;color:#fff}
.ci-card h3{font-size:15.5px;font-weight:800;color:var(--navy-700);margin-bottom:4px}
.ci-card p{font-size:14.5px;color:var(--ink-soft);word-break:break-word}
.ci-card .ci-sub{font-size:12.5px;color:var(--ink-mute);margin-top:4px}

/* ---------- About page ---------- */
.prose{max-width:820px}
.prose p{margin-bottom:16px;color:var(--ink-soft);font-size:16px}
.prose h2{font-size:24px;font-weight:800;color:var(--navy-700);margin:34px 0 14px}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.timeline.t4{grid-template-columns:repeat(4,1fr)}
.tl-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.tl-item .t-num{font-size:13px;font-weight:800;color:var(--orange);letter-spacing:.16em;margin-bottom:10px}
.tl-item h3{font-size:17px;font-weight:800;color:var(--navy-700);margin-bottom:8px}
.tl-item p{font-size:14px;color:var(--ink-soft)}
.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.photo-grid .ph{height:190px;border-radius:var(--radius)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:#A8B9CD;font-size:14.5px}
.f-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding:64px 0 48px}
.f-brand .brand-name{color:#fff;font-size:20px}
.f-brand .brand-sub{color:#7E93AB}
.f-brand p{margin-top:16px;font-size:14px;line-height:1.7;color:#8CA0B7}
.f-social{display:flex;gap:10px;margin-top:20px}
.f-social a{
  width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;transition:.15s;
}
.f-social a:hover{background:var(--orange)}
.f-social svg{width:19px;height:19px;color:#fff}
.f-col h4{
  color:#fff;font-size:13px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;
  margin-bottom:18px;padding-bottom:10px;border-bottom:2px solid rgba(242,96,28,.6);display:inline-block;
}
.f-col li{margin-bottom:11px}
.f-col a{color:#A8B9CD;font-size:14px;transition:.15s}
.f-col a:hover{color:#fff}
.f-col .f-contact li{display:flex;gap:10px;align-items:flex-start}
.f-col .f-contact svg{width:16px;height:16px;color:var(--orange);flex-shrink:0;margin-top:4px}
.f-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;color:#7E93AB}
.f-bottom .wrap{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

/* ---------- Floating buttons ---------- */
.float-wa{
  position:fixed;right:22px;bottom:86px;z-index:950;
  width:58px;height:58px;border-radius:50%;background:var(--wa);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(37,211,102,.45);transition:.2s;
}
.float-wa:hover{transform:scale(1.08)}
.float-wa svg{width:30px;height:30px;color:#fff}
.float-wa::after{
  content:"";position:absolute;inset:-5px;border-radius:50%;
  border:2px solid rgba(37,211,102,.55);animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{transform:scale(.9);opacity:1}
  100%{transform:scale(1.25);opacity:0}
}

/* mobile bottom bar */
.mob-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:940;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(11,36,64,.08);
}
.mob-bar .wrap{display:grid;grid-template-columns:1fr 1fr 1fr;min-height:56px}
.mob-bar a{
  display:flex;align-items:center;justify-content:center;gap:7px;
  font-size:13px;font-weight:700;color:var(--navy-700);
}
.mob-bar a + a{border-left:1px solid var(--line)}
.mob-bar a.wa{color:#128C4A}
.mob-bar svg{width:17px;height:17px}

/* ---------- Reveal animation ---------- */
/* 仅在 JS 可用时才隐藏（html.js），保证无 JS / 爬虫环境下内容完整可见 */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html.js .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .contact-grid{grid-template-columns:1fr !important;gap:24px !important}
  .main-nav,.header-cta .btn{display:none}
  .burger{display:block}
  .hero .wrap{grid-template-columns:1fr;padding:64px 0 110px}
  .hero-visual{display:none}
  .hero-visual.mobile-visual{display:block;position:relative;margin-top:10px}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .finder-grid,.split{grid-template-columns:1fr;gap:30px}
  .detail-grid{grid-template-columns:1fr}
  .detail-visual{position:static;min-height:300px}
  .f-top{grid-template-columns:1fr 1fr;gap:36px}
  .timeline,.photo-grid{grid-template-columns:1fr 1fr}
  .timeline.t4{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .topbar .tb-right span.tb-tel{display:none}
  .stats .wrap{grid-template-columns:1fr 1fr;gap:10px}
  .stat{padding:16px 14px}
  .stat b{font-size:21px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .f-top{grid-template-columns:1fr;padding:48px 0 36px}
  .timeline,.photo-grid{grid-template-columns:1fr}
  .sec{padding:60px 0}
  .mob-bar{display:block}
  body{padding-bottom:56px}
  .float-wa{bottom:74px;right:16px;width:52px;height:52px}
  .quick-facts{grid-template-columns:1fr 1fr}
  .cat-head{align-items:flex-start;flex-direction:column}
  .hero-points{gap:8px 16px}
}