/* ============ Kunchang Chemical - Static B2B Site (White Base + Light Green Accents) ============ */
:root{
  --navy:#2F5D44;   /* 深绿：页脚/表头/CTA 收尾大块 */
  --navy-2:#3E7A52; /* 中绿 */
  --blue:#3E7A52;   /* 主链接/强调（绿） */
  --blue-2:#8FC39A; /* 浅绿高亮 */
  --blue-bg:#EAF5EC;/* 浅绿背景块 */
  --orange:#66A96F; /* 主按钮：浅绿 */
  --orange-2:#3E7A52;/* 高亮字：深绿 */
  --text:#1F2937;--muted:#6B7280;--line:#E2EBE4;--gray:#F3F9F4;
  --green:#66A96F;--green-line:#CDE3D3;--wa:#25D366;--radius:12px;
  --shadow:0 2px 10px rgba(47,93,68,.08);
  --shadow-lg:0 10px 30px rgba(47,93,68,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);font-size:15px;line-height:1.7;background:#fff}
img{max-width:100%;display:block}
a{text-decoration:none;color:var(--blue)}
ul{list-style:none}
.container{max-width:1160px;margin:0 auto;padding:0 20px}

/* ---------- Top bar (light green strip) ---------- */
.topbar{background:var(--green);color:#F2FAF4;font-size:13px}
.topbar-in{display:flex;justify-content:space-between;align-items:center;padding-top:7px;padding-bottom:7px;gap:10px;flex-wrap:wrap}
.topbar a{color:#F2FAF4}
.topbar a:hover{color:#fff}
.topbar-right{display:flex;gap:18px;flex-wrap:wrap}
.topbar .wa{color:#E4F7E8;font-weight:600}

/* ---------- Header ---------- */
.site-header{background:#fff;border-bottom:3px solid var(--green);position:sticky;top:0;z-index:100}
.header-in{display:flex;align-items:center;justify-content:space-between;padding-top:12px;padding-bottom:12px}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{width:42px;height:42px;border-radius:10px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;letter-spacing:.5px}
.logo-text{font-size:20px;font-weight:700;color:var(--navy);letter-spacing:1px;line-height:1.1}
.logo-text small{display:block;font-size:10px;color:var(--green);letter-spacing:3px;font-weight:600}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:var(--text);font-size:15px;font-weight:500}
.nav a:hover{color:var(--blue)}
.nav .nav-cta{background:var(--green);color:#fff;padding:9px 20px;border-radius:8px;font-weight:600}
.nav .nav-cta:hover{background:#4A8B5C;color:#fff}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:20px;width:42px;height:38px;cursor:pointer;color:var(--navy)}

/* ---------- Banner (homepage hero - full-width image right under navbar, text below) ---------- */
.hero{background:#fff;padding:0;position:relative;overflow:hidden}
.hero-banner{min-height:620px;background:url('../images/banner-factory-wide.jpg') center center/cover no-repeat;border-top:3px solid var(--green);position:relative;display:flex;align-items:center;overflow:hidden}
.hero-banner::after{content:'';position:absolute;inset:0;background:linear-gradient(to right,rgba(10,22,16,.94) 0%,rgba(10,22,16,.74) 40%,rgba(10,22,16,.28) 62%,transparent 80%);pointer-events:none}
.hero-banner b,.hero-banner small{display:none}
.hero-text{position:relative;z-index:2;width:100%;max-width:none;margin:0;box-sizing:border-box;text-align:left;padding:80px 20px 80px max(20px,calc((100% - 1160px)/2 + 20px))}
.hero .eyebrow{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.4);color:#fff;font-size:15px;font-weight:700;letter-spacing:3px;text-transform:uppercase;padding:8px 18px;border-radius:999px;margin-bottom:24px;box-shadow:0 1px 8px rgba(0,0,0,.18)}
.hero h1{font-family:Bahnschrift,"Arial Narrow",Arial,sans-serif;font-size:56px;line-height:1.12;font-weight:700;margin-bottom:22px;color:#fff;text-shadow:0 2px 18px rgba(0,0,0,.45);max-width:720px}
.hero h1 span{color:#A9DEB2}
.hero p.lead{font-size:21px;color:#fff;max-width:600px;margin:0 0 34px;text-shadow:0 1px 10px rgba(0,0,0,.4);line-height:1.5}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:0}
.hero-cta .btn{font-size:17px;padding:16px 34px}
.hero-cta .btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.45)}
.hero-cta .btn-ghost:hover{background:rgba(255,255,255,.28)}
.btn{display:inline-block;padding:14px 30px;border-radius:9px;font-weight:600;font-size:15.5px;cursor:pointer;border:none}
.btn-orange{background:var(--green);color:#fff}
.btn-orange:hover{background:#4A8B5C}
.btn-ghost{background:var(--blue-bg);color:var(--navy);border:1px solid var(--green-line)}
.btn-ghost:hover{background:#DDEEE2}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:#1DA851}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:0;justify-content:flex-start}
.hero-tags span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:5px 13px;border-radius:999px;font-size:13px;color:#fff;font-weight:600}
.cat-chip{display:inline-block;background:#F3F5F7;color:#37424D;padding:6px 13px;border-radius:6px;font-size:13px;font-weight:600;border:1px solid #E3E8EC;white-space:nowrap;line-height:1.45}
.cat-chip b{color:#5C6A76;font-weight:700;margin-right:5px}
.hero-chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;justify-content:center}
.stats.stats--5{grid-template-columns:repeat(5,1fr)}
.stats.about-stats{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.stats.stats--5{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){.stats.about-stats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.stats.stats--5{grid-template-columns:repeat(2,1fr)}}
@media (max-width:420px){.stats.about-stats,.stats.stats--5{grid-template-columns:1fr}}
.stat-strip{background:var(--green);border-top:1px solid rgba(255,255,255,.2)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:28px 0}
.stat{text-align:center}
.stat b{font-size:30px;font-weight:800;color:#fff;display:block}
.stat span{font-size:13px;color:#E9F5EC}

/* ---------- Sections ---------- */
.section{padding:66px 0}
.sec-head{max-width:720px;margin:0 auto 42px;text-align:center}
.sec-head .eyebrow{color:var(--orange);font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px;display:block}
.sec-head h2{font-family: "Oswald","Bahnschrift","Arial Narrow",Arial,sans-serif;font-size:30px;color:var(--navy);font-weight:700;line-height:1.2;letter-spacing:.3px;margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:15px}
.bg-gray{background:var(--gray)}

/* 全局章节标题字体（深绿色系 h2/h3） */
h2, h3{font-family:"Oswald","Bahnschrift","Arial Narrow",Arial,sans-serif;font-weight:700;letter-spacing:.3px}

/* ---------- Cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card .thumb{height:150px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:#fff;letter-spacing:1px;position:relative}
.t-hpmc{background:linear-gradient(135deg,#5FA26B,#8FC39A)}
.t-hpmc.t-hpmc-img{background:#000}
.t-hps{background:linear-gradient(135deg,#4A8B5C,#7EB98C)}
.t-hps.t-hps-img{background:#000}
.t-rdp{background:linear-gradient(135deg,#66A96F,#A3CBA9)}
.t-rdp.t-rdp-img{background:#000}
.t-ppf{background:linear-gradient(135deg,#3E7A52,#6FA87E)}
.t-ppf.t-ppf-img{background:#000}
.t-pva{background:linear-gradient(135deg,#578F68,#8CBF99)}
.t-pva.t-pva-img{background:transparent}
.t-hec{background:linear-gradient(135deg,#62996D,#9BC7A4)}
.t-hec.t-hec-img{background:#000;padding:0}
.t-hemc{background:linear-gradient(135deg,#4E8A66,#7FB28E)}
.t-hemc.t-hemc-img{background:#000;padding:0}
.t-cmc{background:linear-gradient(135deg,#6B9E5F,#A5CC8F)}
.t-cmc.t-cmc-img{background:#000;padding:0}
.card .body{padding:20px}
.card .body h3{font-size:17px;color:var(--navy);margin-bottom:8px}
.card .body p{font-size:13.5px;color:var(--muted);margin-bottom:14px}
.card .more{font-size:13px;font-weight:600;color:var(--blue)}
.card .more:hover{color:var(--orange)}

/* ---------- Scene cards (product-to-end-product, Helper style) ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scene-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--green);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s;display:block}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.scene-card .sc-img{height:190px;position:relative;overflow:hidden;border-bottom:2px solid var(--green-line)}
.scene-card .sc-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.scene-card:hover .sc-img img{transform:scale(1.06)}
.scene-card .sc-cap{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 10px;background:linear-gradient(to top,rgba(18,42,28,.82) 0%,rgba(18,42,28,.35) 60%,transparent 100%);color:#fff;font-size:15px;font-weight:700;text-align:left;letter-spacing:.3px}
.scene-card .sc-body{padding:13px 16px 15px}
.scene-card p{font-size:12.5px;color:var(--muted);margin-bottom:9px;line-height:1.5}
.scene-card .rec{display:inline-block;font-size:11.5px;background:var(--blue-bg);color:var(--navy);padding:3px 9px;border-radius:999px;margin:2px 4px 2px 0;font-weight:600;border:1px solid var(--green-line)}

/* ---------- Capability cards ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cap-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center;transition:transform .2s,box-shadow .2s}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.cap-item .ic{width:54px;height:54px;margin:0 auto 14px;border-radius:14px;background:var(--blue-bg);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700}
.cap-item h3{font-size:16px;color:var(--navy);margin-bottom:8px}
.cap-item p{font-size:13px;color:var(--muted)}

/* ---------- Solution cards ---------- */
.sol-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sol-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .2s,box-shadow .2s}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.sol-card .n{font-size:13px;font-weight:800;color:var(--orange);letter-spacing:1px;margin-bottom:8px}
.sol-card h3{font-size:16px;color:var(--navy);margin-bottom:8px}
.sol-card p{font-size:13px;color:var(--muted);margin-bottom:12px}
.sol-card .mix{font-size:12px;color:var(--blue);background:var(--blue-bg);display:inline-block;padding:4px 10px;border-radius:999px;font-weight:600}

/* ---------- Product selector tool ---------- */
.sel-tool{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.sel-tool label{display:block;font-size:14px;font-weight:600;color:var(--navy);margin-bottom:10px}
.sel-tool select{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:9px;font-size:15px;font-family:inherit;color:var(--text);background:#fff}
.sel-tool select:focus{outline:2px solid var(--blue-2);outline-offset:-1px;border-color:var(--blue)}
.sel-result{margin-top:18px;border-top:1px dashed var(--line);padding-top:16px;display:none}
.sel-result.show{display:block}
.sel-result .res-title{font-size:13px;color:var(--muted);margin-bottom:8px}
.sel-result .res-prod{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:6px}
.sel-result .res-grades{font-size:13px;color:var(--muted);margin-bottom:12px}
.sel-result .res-link{font-size:13px;font-weight:600;color:var(--blue)}
.sel-result .res-link:hover{color:var(--orange)}

/* ---------- Factory videos ---------- */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.video-item{aspect-ratio:16/10;background:linear-gradient(135deg,#EAF5EC,#DDEEE2);border:1px solid var(--green-line);border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#5B7A63;font-size:13px;text-align:center;padding:12px;position:relative}
.video-item .play{width:46px;height:46px;border-radius:50%;background:var(--green);display:flex;align-items:center;justify-content:center;transition:transform .2s,opacity .2s;box-shadow:0 4px 18px rgba(0,0,0,.35);position:relative;z-index:2}
.video-item .play:after{content:"";width:0;height:0;border-left:14px solid #fff;border-top:9px solid transparent;border-bottom:9px solid transparent;margin-left:3px}
.video-item small{font-size:11.5px;color:#8AA893}
.video-item.video-real{background:#101010;padding:0;overflow:hidden;cursor:pointer;border-color:#222}
.video-item.video-real video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:1}
.video-item.video-real small{position:relative;z-index:2;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.65);margin-top:10px;font-weight:600;transition:opacity .2s}
.video-item.video-real::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.68) 0%,rgba(0,0,0,.15) 42%,transparent 70%);z-index:1;pointer-events:none;transition:opacity .2s}
.video-item.video-real.playing .play{opacity:0;transform:scale(.85)}
.video-item.video-real.playing::after{opacity:0}
.video-item.video-real.playing small{opacity:0}

/* ---------- Certificates ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cert-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 14px 16px;text-align:center;transition:transform .2s,box-shadow .2s}
.cert-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cert-card .cert-ph{height:78px;border-radius:8px;background:#F5FAF6;overflow:hidden;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.cert-card .cert-ph img{width:100%;height:100%;object-fit:cover;display:block}
.cert-card .cert-ph img.cert-fit{object-fit:contain}
.cert-card h3{font-size:14px;color:var(--navy);font-weight:600;margin-bottom:4px}
.cert-card p{font-size:11.5px;color:var(--muted);line-height:1.4}
.cert-note{text-align:center;max-width:780px;margin:28px auto 0;color:var(--muted);font-size:13.5px;line-height:1.65;padding:14px 18px;background:#F5FAF6;border-radius:10px;border-left:3px solid var(--blue)}

/* ---------- Feature / app items ---------- */
.app-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center;transition:transform .2s,box-shadow .2s}
.app-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.app-card .ic{width:58px;height:58px;margin:0 auto 16px;border-radius:14px;background:var(--blue-bg);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700}
.app-card h3{font-size:16px;color:var(--navy);margin-bottom:8px}
.app-card p{font-size:13px;color:var(--muted)}
/* photo-style application cards (applications page) */
.app-card-photo{padding:0;overflow:hidden}
.app-card-photo .app-img{position:relative;height:190px;overflow:hidden;border-bottom:2px solid var(--green-line)}
.app-card-photo .app-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.app-card-photo:hover .app-img img{transform:scale(1.06)}
.app-card-photo .app-body{padding:16px 18px 18px;text-align:left}
.app-card-photo .app-body h3{font-size:16px;color:var(--navy);margin-bottom:8px}
.app-card-photo .app-body p{font-size:13px;color:var(--muted);margin-bottom:0}

/* ---------- Quality ---------- */
.q-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.q-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.q-item .n{font-size:26px;font-weight:800;color:var(--orange);margin-bottom:10px}
.q-item h3{font-size:15px;color:var(--navy);margin-bottom:8px}
.q-item p{font-size:13px;color:var(--muted)}

/* ---------- CTA band (page bottom buttons) ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;text-align:center;padding:52px 20px}
.cta-band h2{font-size:29px;font-weight:800;margin-bottom:12px}
.cta-band p{font-size:15px;opacity:.92;max-width:640px;margin:0 auto 24px}
.cta-band .btn{background:#fff;color:var(--navy);margin:0 6px}
.cta-band .btn.wa{background:var(--wa);color:#fff}
.cta-band .btn:hover{opacity:.9}

/* ---------- Table ---------- */
.spec-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:14px}
.spec-table th{background:var(--navy);color:#fff;text-align:left;padding:12px 16px;font-weight:600;font-size:13.5px}
.spec-table td{padding:11px 16px;border-bottom:1px solid var(--line);color:var(--text)}
.spec-table tr:nth-child(even) td{background:#F3F9F4}
.spec-table tr:last-child td{border-bottom:none}
.table-wrap{overflow-x:auto}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 60%,#578F68 100%);color:#fff;padding:52px 0;text-align:center}
.page-hero h1{font-size:34px;font-weight:800;margin-bottom:10px}
.page-hero p{color:#D7DEE6;max-width:640px;margin:0 auto;font-size:15px}
.breadcrumb{color:#BCD9C4;font-size:13px;margin-bottom:14px}
.breadcrumb a{color:#DFF0E4}

/* ---------- About / feature row ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split .tick{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px}
.split .tick .tk{width:24px;height:24px;border-radius:50%;background:var(--blue-bg);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0;margin-top:2px}
.split h2{font-size:28px;color:var(--navy);font-weight:800;margin-bottom:16px;line-height:1.25}
.split p{color:var(--muted);margin-bottom:14px}
.split .lead{font-size:16px;color:var(--text)}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:28px}
.timeline:before{content:"";position:absolute;left:7px;top:4px;bottom:4px;width:2px;background:var(--line)}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:before{content:"";position:absolute;left:-27px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--blue);border:3px solid #fff;box-shadow:0 0 0 2px var(--blue)}
.tl-item b{color:var(--orange);font-size:14px;letter-spacing:.5px}
.tl-item h3{color:var(--navy);font-size:17px;margin:4px 0 6px}
.tl-item p{color:var(--muted);font-size:14px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.contact-card h3{color:var(--navy);font-size:19px;margin-bottom:18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--navy);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;color:var(--text);background:#fff}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:2px solid var(--blue-2);outline-offset:-1px;border-color:var(--blue)}
.contact-meta .row{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--line)}
.contact-meta .row:last-child{border-bottom:none}
.contact-meta .ic{width:40px;height:40px;border-radius:10px;background:var(--blue-bg);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex-shrink:0}
.contact-meta b{color:var(--navy);font-size:14px;display:block}
.contact-meta span,.contact-meta a{font-size:14px;color:var(--muted)}
.form-note{font-size:12px;color:var(--muted);margin-top:10px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#BCD9C4;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px}
.footer-grid h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-grid p{font-size:13.5px;color:#9DC2A8}
.footer-grid a{display:block;color:#9DC2A8;font-size:13.5px;padding:3px 0}
.footer-grid a:hover{color:#fff}
.footer-grid .logo{color:#fff;margin-bottom:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:12.5px;color:#8DB89A}

/* ---------- WhatsApp float ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:200;background:var(--wa);color:#fff;border-radius:999px;padding:13px 20px;font-size:14px;font-weight:700;display:flex;align-items:center;gap:9px;box-shadow:0 6px 20px rgba(37,211,102,.45)}
.wa-float:hover{background:#1DA851;color:#fff}
.wa-float svg{width:22px;height:22px;fill:#fff}

/* ---------- Placeholder ---------- */
.ph{background:repeating-linear-gradient(45deg,#EAF5EC,#EAF5EC 10px,#DDEEE2 10px,#DDEEE2 20px);border:2px dashed #A9CDB4;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:#5B7A63;font-size:13px;min-height:140px;text-align:center;padding:14px}
.ph.tall{min-height:300px}
.ph small{display:block;margin-top:4px;font-size:11.5px}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-banner{min-height:470px}
  .hero-text{padding-top:52px;padding-bottom:52px}
  .hero h1{font-size:41px}
  .hero p.lead{font-size:18px;max-width:480px}
  .grid-3,.grid-4,.scene-grid,.cap-grid,.sol-grid,.video-grid{grid-template-columns:repeat(2,1fr)}
  .q-grid{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:repeat(3,1fr)}
  .split,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media(max-width:640px){
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);gap:14px;align-items:flex-start}
  .nav.open{display:flex}
  .nav-toggle{display:block}
  .hero-banner{min-height:440px;align-items:flex-end}
  .hero-banner::after{background:linear-gradient(to right,rgba(10,22,16,.92) 0%,rgba(10,22,16,.72) 42%,rgba(10,22,16,.25) 70%,transparent 86%),linear-gradient(to top,rgba(10,22,16,.66) 0%,transparent 38%)}
  .hero-text{padding-top:0;padding-bottom:40px}
  .hero .eyebrow{font-size:12.5px;letter-spacing:2px;padding:6px 14px;margin-bottom:16px}
  .hero h1{font-size:32px;margin-bottom:16px}
  .hero p.lead{font-size:16.5px;margin-bottom:22px}
  .hero-cta .btn{padding:12px 22px;font-size:14px}
  .grid-3,.grid-4,.scene-grid,.cap-grid,.sol-grid,.video-grid,.q-grid{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:46px 0}
  .sec-head h2{font-size:25px}
  .topbar-in{justify-content:center;text-align:center}
}

/* ---------- RDP page upgrades (2026-09-03) ---------- */
.split-media{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;height:100%;display:block;object-fit:cover}
.grade-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--green);border-radius:var(--radius);padding:26px 24px 22px;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.grade-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.grade-card .gtag{display:inline-block;background:var(--blue-bg);border:1px solid var(--green-line);color:var(--navy);font-size:11.5px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;padding:5px 12px;border-radius:999px;margin-bottom:14px;align-self:flex-start}
.grade-card h3{font-size:18px;color:var(--navy);font-weight:800;margin-bottom:8px;line-height:1.3}
.grade-card p{font-size:13.5px;color:var(--muted);line-height:1.6;margin-bottom:12px}
.grade-card ul{list-style:none;margin:0 0 18px;padding:0}
.grade-card li{padding:4px 0 4px 22px;position:relative;font-size:13.5px;color:var(--text);line-height:1.5}
.grade-card li::before{content:"\2713";position:absolute;left:0;color:var(--green);font-weight:700}
.grade-card .gcta{margin-top:auto}
.grade-card .gcta a{display:block;text-align:center;padding:11px 16px;font-size:14px}
.app-body a{color:var(--green);font-weight:700;font-size:13.5px;display:inline-block;margin-top:8px}
.app-body a:hover{color:var(--navy)}