/* fonts loaded via HTML <link> */
:root{
  --green:#07c160;
  --green-2:#06ad56;
  --ink:#10231a;
  --ink-2:#24382e;
  --mute:#667872;
  --line:#dce8e1;
  --bg:#f3f7f4;
  --white:#fff;
  --max:1120px;
  --radius:14px;
  --shadow:0 16px 40px rgba(16,35,26,.08);
  --font:'Noto Sans SC',sans-serif;
  --display:'Noto Serif SC',serif;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  font-size:15px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit}
.wrap{width:min(calc(100% - 40px), var(--max));max-width:var(--max);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* header */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.78);
  font-size:12px;
  text-align:center;
  padding:8px 16px;
}
.topbar a{color:#9dffc2}
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(243,247,244,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(220,232,225,.9);
}
.header-row{
  min-height:70px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-family:var(--display);
  font-size:22px;font-weight:700;
}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#07c160,#059a4c);
  color:#fff;font-size:16px;font-weight:800;font-family:var(--font);
}
.logo-mark-img{
  width:40px;height:40px;border-radius:11px;object-fit:cover;display:block;
  box-shadow:0 4px 14px rgba(7,193,96,.28);
}
.logo-text{letter-spacing:.02em}
.logo b{color:var(--green)}
.logo img.logo-mark-img{display:block}
.nav{display:flex;gap:22px;align-items:center}
.nav a{
  font-size:14px;font-weight:500;color:var(--ink-2);
  padding:8px 0;border-bottom:2px solid transparent;
}
.nav a:hover,.nav a.on{color:var(--ink);border-color:var(--green)}
.header-right{display:flex;align-items:center;gap:14px}
.tel{font-size:12px;color:var(--mute);line-height:1.25}
.tel strong{display:block;color:var(--ink);font-size:15px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 20px;border-radius:10px;
  font-weight:700;font-size:14px;border:1.5px solid transparent;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-2)}
.btn-dark{background:var(--ink);color:#fff}
.btn-line{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.12)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--green);color:var(--green-2)}
.menu-btn{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;
}
.menu-btn i,.menu-btn i:before,.menu-btn i:after{
  display:block;width:16px;height:2px;background:var(--ink);margin:0 auto;position:relative;
}
.menu-btn i:before,.menu-btn i:after{content:'';position:absolute;left:0}
.menu-btn i:before{top:-5px}
.menu-btn i:after{top:5px}
.mobile-nav{display:none;padding:0 0 14px}
.mobile-nav.open{display:grid;gap:4px}
.mobile-nav a{padding:12px 4px;font-weight:600;border-radius:8px}
.mobile-nav a:hover{background:#e8f6ee}

/* hero - full bleed banner carousel */
.hero{
  position:relative;min-height:92vh;display:grid;align-items:end;overflow:hidden;color:#fff;
  background:#07140f;
}
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{
  position:absolute;inset:0;opacity:0;
  transition:opacity 1.1s var(--ease), transform 8s linear;
  transform:scale(1.05);
}
.hero-slide.is-active{opacity:1;transform:scale(1)}
.hero-slide img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.05)}
.hero-shade{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(105deg, rgba(5,16,12,.9) 0%, rgba(5,16,12,.58) 40%, rgba(5,16,12,.2) 70%, rgba(5,16,12,.4) 100%),
    linear-gradient(0deg, rgba(5,16,12,.75) 0%, transparent 45%);
}
.hero-inner{position:relative;z-index:2;padding:120px 0 100px;max-width:820px;animation:up .9s var(--ease) both}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;
  color:#b7ffd3;margin-bottom:14px;padding:8px 12px;border:1px solid rgba(141,255,184,.28);
  border-radius:999px;background:rgba(7,193,96,.12);backdrop-filter:blur(8px);
}
.hero-brand{
  font-family:var(--display);
  font-size:clamp(52px,9vw,96px);
  line-height:.95;letter-spacing:.02em;margin-bottom:18px;
  text-shadow:0 10px 40px rgba(0,0,0,.35);
}
.hero-brand span{color:#8dffb8}
.hero h1{
  font-size:clamp(26px,3.6vw,42px);
  font-weight:800;line-height:1.28;margin-bottom:16px;max-width:15em;
  text-shadow:0 8px 30px rgba(0,0,0,.35);
}
.hero p{font-size:17px;color:rgba(255,255,255,.88);max-width:34em;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;max-width:680px}
.hero-metrics div{
  padding:12px 14px;border-radius:12px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(10px);
}
.hero-metrics strong{display:block;font-size:20px;margin-bottom:2px}
.hero-metrics span{font-size:12px;color:rgba(255,255,255,.72)}
.hero-nav{position:absolute;z-index:3;left:0;right:0;bottom:26px;display:flex;justify-content:center;align-items:center;gap:16px}
.hero-dots{display:flex;gap:8px}
.hero-dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.35);cursor:pointer}
.hero-dots button.is-active{background:#07c160;width:28px;border-radius:999px}
.hero-arrows{display:flex;gap:8px}
.hero-arrows button{
  width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.3);
  background:rgba(0,0,0,.28);color:#fff;font-size:18px;cursor:pointer;backdrop-filter:blur(8px);
}
.hero-arrows button:hover{background:rgba(7,193,96,.35);border-color:#07c160}
@keyframes up{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}

.marquee-band{
  background:#0b1c15;color:rgba(255,255,255,.78);overflow:hidden;
  border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06);
}
.marquee-track{display:flex;gap:48px;padding:14px 0;white-space:nowrap;animation:marquee 28s linear infinite;width:max-content}
.marquee-track span{font-size:13px;font-weight:600;letter-spacing:.04em}
.marquee-track b{color:#8dffb8;font-weight:800}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

.showcase-dark{
  background:radial-gradient(800px 400px at 80% 0%, rgba(7,193,96,.18), transparent 60%),linear-gradient(180deg,#0b1c15,#10261c);
  color:#fff;
}
.showcase-dark .sec-head h2{color:#fff}
.showcase-dark .sec-head p{color:rgba(255,255,255,.72)}
.showcase-dark .kicker{color:#8dffb8}
.showcase-dark .card{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.1);color:#fff}
.showcase-dark .card p{color:rgba(255,255,255,.7)}
.showcase-dark .card .ico{background:rgba(7,193,96,.18);color:#8dffb8}
.showcase-dark .card .more{color:#8dffb8}

.stats-band{padding:36px 0;background:#fff;border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stats-grid div{text-align:center;padding:8px 10px}
.stats-grid strong{
  display:block;font-family:var(--display);font-size:clamp(28px,3vw,40px);
  color:var(--green-2);line-height:1.1;margin-bottom:6px;
}
.stats-grid span{font-size:13px;color:var(--mute)}

.banner-gallery{
  display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:auto auto;gap:16px;
}
.banner-card{
  position:relative;margin:0;border-radius:18px;overflow:hidden;min-height:220px;
  box-shadow:0 18px 50px rgba(11,28,21,.12);
}
.banner-card:first-child{grid-row:span 2;min-height:460px}
.banner-card img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 1.1s var(--ease)}
.banner-card:hover img{transform:scale(1.05)}
.banner-card figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 20px 18px;
  background:linear-gradient(0deg,rgba(5,16,12,.82),transparent);
  color:#fff;display:flex;flex-direction:column;gap:4px;
}
.banner-card figcaption b{font-size:18px;font-weight:800}
.banner-card figcaption span{font-size:13px;color:rgba(255,255,255,.78)}

/* sections */
.section{padding:72px 0}
.section-white{background:#fff}
.section-soft{background:linear-gradient(180deg,#eef6f1,#f7faf8)}
.sec-head{max-width:620px;margin-bottom:36px}
.sec-head.center{margin-inline:auto;text-align:center}
.kicker{display:inline-block;color:var(--green-2);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:10px}
.sec-head h2{font-family:var(--display);font-size:clamp(26px,3vw,36px);line-height:1.25;margin-bottom:10px}
.sec-head p{color:var(--mute)}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(7,193,96,.4)}
.card .ico{
  width:42px;height:42px;border-radius:10px;display:grid;place-items:center;
  background:#e8f8ef;color:var(--green-2);font-weight:800;margin-bottom:14px;
}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--mute);font-size:14px}
.card .more{display:inline-block;margin-top:14px;color:var(--green-2);font-weight:700;font-size:13px}

.panel{
  border-radius:20px;overflow:hidden;min-height:360px;
  background:
    linear-gradient(145deg,rgba(7,193,96,.18),rgba(16,35,26,.08)),
    #d9ebe1;
  box-shadow:var(--shadow);
  position:relative;
}
.panel img{width:100%;height:100%;object-fit:cover;min-height:360px}
.panel-caption{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(16,35,26,.72);color:#fff;border-radius:12px;padding:14px 16px;
  backdrop-filter:blur(8px);
}
.panel-caption strong{display:block;font-size:16px;margin-bottom:4px}
.panel-caption span{font-size:13px;opacity:.85}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.step em{font-style:normal;font-family:var(--display);font-size:28px;color:var(--green);display:block;margin-bottom:8px}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:13px;color:var(--mute)}

.case{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.case:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.case .pic{aspect-ratio:4/3;overflow:hidden;background:#e8f0eb}
.case .pic img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.case:hover .pic img{transform:scale(1.05)}
.case .body{padding:16px}
.case h3{font-size:16px;margin-bottom:4px}
.case p{font-size:12px;color:var(--mute)}
.case .tag,.case-feature .tag,.tag-row .tag{
  display:inline-block;font-size:12px;font-weight:700;color:var(--green-2);
  background:#e8f8ef;padding:4px 10px;border-radius:999px;margin-bottom:10px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.tag-row .tag{margin-bottom:0}
.tag-alt{background:#eef2f7!important;color:#355!important}
.case-rich .body p{font-size:13px;line-height:1.65;min-height:2.8em;margin-bottom:12px}
.case-meta{display:flex;justify-content:space-between;gap:8px;font-size:12px;color:var(--mute)}
.case-meta span:last-child{color:var(--green-2);font-weight:700}

.cases-hero{
  position:relative;padding:72px 0 48px;color:#fff;overflow:hidden;
  background:
    radial-gradient(700px 320px at 85% 10%, rgba(7,193,96,.35), transparent 60%),
    linear-gradient(135deg,#07140f 0%,#123226 55%,#0b1c15 100%);
}
.cases-hero-inner{position:relative;z-index:1;max-width:820px}
.cases-hero h1{font-family:var(--display);font-size:clamp(32px,5vw,48px);margin:10px 0 12px}
.cases-hero p{color:rgba(255,255,255,.82);max-width:40em;margin-bottom:8px}
.cases-hero .case-stats div{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12)}
.cases-hero .case-stats strong{color:#fff}
.cases-hero .case-stats span{color:rgba(255,255,255,.7)}

.featured-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.case-feature-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:18px;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.case-feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.case-feature-card .pic{aspect-ratio:16/10;overflow:hidden;background:#e8f0eb}
.case-feature-card .pic img{width:100%;height:100%;object-fit:cover}
.case-feature-card .body{padding:18px 18px 20px}
.case-feature-card h3{font-size:18px;margin:6px 0 8px;line-height:1.35}
.case-feature-card p{color:var(--mute);font-size:13px;margin-bottom:12px}
.case-feature-card .more{color:var(--green-2);font-weight:700;font-size:13px}

.cases-layout{display:grid;grid-template-columns:240px 1fr;gap:28px;align-items:start}
.cases-side{position:sticky;top:88px}
.filter-box{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:14px;
}
.filter-box h3{font-size:14px;margin-bottom:10px}
.filter-link{
  display:flex;justify-content:space-between;gap:8px;align-items:center;
  padding:9px 10px;border-radius:10px;font-size:13px;color:var(--ink-2);margin-bottom:4px;
}
.filter-link em{font-style:normal;color:var(--mute);font-size:12px}
.filter-link:hover,.filter-link.on{background:#e8f8ef;color:var(--green-2);font-weight:700}
.cases-toolbar{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:14px}
.cases-toolbar h2{font-family:var(--display);font-size:28px;margin:0 0 4px}
.cases-toolbar p{color:var(--mute);font-size:13px;margin:0}
.pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:28px}
.pager a{
  min-width:40px;height:40px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;font-weight:700;font-size:13px;
}
.pager a.on,.pager a:hover{background:var(--green);border-color:var(--green);color:#fff}

.case-hero{
  position:relative;min-height:52vh;display:grid;align-items:end;overflow:hidden;color:#fff;background:#07140f;
}
.case-hero-bg{position:absolute;inset:0}
.case-hero-bg img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05)}
.case-hero-shade{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(5,16,12,.88) 0%,rgba(5,16,12,.55) 48%,rgba(5,16,12,.35) 100%),
    linear-gradient(0deg,rgba(5,16,12,.75),transparent 50%);
}
.case-hero-inner{position:relative;z-index:1;padding:100px 0 56px;max-width:860px}
.case-hero h1{font-family:var(--display);font-size:clamp(28px,4.5vw,46px);line-height:1.2;margin:12px 0 14px}
.case-hero p{color:rgba(255,255,255,.86);max-width:40em;font-size:16px}
.case-hero .tag{background:rgba(7,193,96,.18);color:#b7ffd3}
.case-hero .tag-alt{background:rgba(255,255,255,.12)!important;color:#fff!important}
.case-hero .case-detail-meta span{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
.case-kpi{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:-8px;
}
.case-kpi div{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 16px;
}
.case-kpi strong{display:block;font-size:18px;margin-bottom:4px}
.case-kpi span{font-size:12px;color:var(--mute)}
.case-block{margin-bottom:28px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.case-block:last-of-type{border-bottom:0}
.prose .case-block h2{margin-top:0}
.prose .case-block ol{margin:0 0 8px 1.2em;list-style:decimal;color:var(--ink-2)}
.prose .case-block ol li{margin-bottom:8px}

.case-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px;
}
.case-stats div{
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;
}
.case-stats strong{display:block;font-size:22px;color:var(--ink);margin-bottom:2px}
.case-stats span{font-size:12px;color:var(--mute)}

.case-feature{
  display:grid;grid-template-columns:1.15fr .85fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow);
}
.case-feature-media{min-height:360px;background:#e8f0eb}
.case-feature-media img{width:100%;height:100%;object-fit:cover;min-height:360px}
.case-feature-body{padding:36px 32px;display:flex;flex-direction:column;justify-content:center}
.case-feature-body h3{font-family:var(--display);font-size:28px;margin:0 0 12px}
.case-feature-body>p{color:var(--mute);margin-bottom:16px}
.case-points{margin:0 0 22px 1.1em;list-style:disc;color:var(--ink-2);font-size:14px}
.case-points li{margin-bottom:6px}

.case-detail-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.case-detail-meta span{
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:6px 12px;font-size:12px;color:var(--ink-2);font-weight:600;
}
.case-detail-grid{display:grid;grid-template-columns:1.4fr .7fr;gap:22px;align-items:start}
.case-detail-main{max-width:none}
.case-cover{width:100%;max-width:none;border-radius:14px;margin-bottom:20px;cursor:zoom-in}
.case-gallery{
  display:grid;grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;gap:10px;
  margin-bottom:10px;
}
.case-gallery-item{
  position:relative;margin:0;padding:0;border:0;border-radius:14px;overflow:hidden;
  background:#e8f0eb;cursor:zoom-in;display:block;width:100%;
}
.case-gallery-item.is-main{grid-row:span 2;min-height:360px}
.case-gallery-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .45s var(--ease)}
.case-gallery-item:hover img{transform:scale(1.04)}
.case-gallery-item .zoom-tip{
  position:absolute;left:12px;bottom:12px;padding:6px 10px;border-radius:999px;
  background:rgba(0,0,0,.45);color:#fff;font-size:12px;font-weight:700;
  opacity:0;transition:opacity .25s var(--ease);
}
.case-gallery-item:hover .zoom-tip{opacity:1}
.gallery-hint{font-size:13px;color:var(--mute);margin:0 0 22px}

body.lightbox-open{overflow:hidden}
.lightbox{
  position:fixed;inset:0;z-index:1000;background:rgba(5,16,12,.92);
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.lightbox[hidden]{display:none!important}
.lightbox-stage{max-width:min(1100px,92vw);max-height:86vh}
.lightbox-stage img{
  max-width:100%;max-height:86vh;width:auto;height:auto;object-fit:contain;
  border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.45);display:block;margin:0 auto;
}
.lightbox-close,.lightbox-nav{
  position:absolute;border:0;background:rgba(255,255,255,.12);color:#fff;
  width:48px;height:48px;border-radius:50%;font-size:28px;line-height:1;cursor:pointer;
  backdrop-filter:blur(8px);
}
.lightbox-close{top:18px;right:18px;font-size:32px}
.lightbox-nav.prev{left:18px;top:50%;transform:translateY(-50%)}
.lightbox-nav.next{right:18px;top:50%;transform:translateY(-50%)}
.lightbox-close:hover,.lightbox-nav:hover{background:rgba(7,193,96,.45)}
.lightbox-counter{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);
  color:rgba(255,255,255,.85);font-size:14px;font-weight:700;
  background:rgba(0,0,0,.35);padding:6px 12px;border-radius:999px;
}

.case-detail-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.side-list{margin:0;padding:0}
.side-list li{
  position:relative;padding:10px 0 10px 16px;border-bottom:1px solid var(--line);
  color:var(--mute);font-size:14px;
}
.side-list li:before{content:'';position:absolute;left:0;top:16px;width:6px;height:6px;border-radius:50%;background:var(--green)}
.side-cases{display:grid;gap:12px}
.side-cases a{display:grid;grid-template-columns:64px 1fr;gap:10px;align-items:center}
.side-cases img{width:64px;height:64px;object-fit:cover;border-radius:10px;background:#e8f0eb}
.side-cases strong{display:block;font-size:14px;margin-bottom:2px}
.side-cases span{font-size:12px;color:var(--mute)}

@media (max-width:960px){
  .case-stats,.case-feature,.case-detail-grid{grid-template-columns:1fr}
  .case-feature-body{padding:24px}
}

.page-top{
  padding:48px 0 28px;
  background:linear-gradient(180deg,#e7f5ec,#f3f7f4);
  border-bottom:1px solid var(--line);
}
.page-top h1{font-family:var(--display);font-size:clamp(28px,4vw,40px);margin-bottom:8px}
.page-top p{color:var(--mute);max-width:40em}

.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chip{
  display:inline-flex;align-items:center;min-height:36px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:var(--ink-2);
}
.chip.on,.chip:hover{background:var(--green);border-color:var(--green);color:#fff}

.list{display:grid;gap:14px}
.list a{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.list a:hover{border-color:var(--green);transform:translateX(4px)}
.list .meta{font-size:12px;color:var(--green-2);font-weight:700;margin-bottom:6px}
.list h3{font-size:18px;margin-bottom:6px}
.list p{color:var(--mute);font-size:14px}

.prose{max-width:760px}
.prose h2{font-family:var(--display);font-size:24px;margin:28px 0 12px}
.prose p,.prose li{color:var(--ink-2);margin-bottom:12px}
.prose ul{margin:0 0 16px 1.2em;list-style:disc;color:var(--mute)}
.prose img{border-radius:12px;margin:16px 0}

.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:22px}
.box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.box h3{font-size:20px;margin-bottom:14px}
.box li{margin-bottom:12px;color:var(--mute)}
.box strong{color:var(--ink)}
.form-row{display:grid;gap:8px;margin-bottom:14px}
.form-row label{font-size:13px;font-weight:600}
.form-row input,.form-row select,.form-row textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fbfefc;
}
.form-row textarea{min-height:120px;resize:vertical}
.form-tip{font-size:12px;color:var(--mute);margin-top:8px}
.ok{color:var(--green-2);margin-bottom:12px}
.err{color:#c0392b;margin-bottom:12px}

.cta{
  margin:10px 0 70px;border-radius:18px;padding:40px;
  background:linear-gradient(120deg,#0b1c15,#164833 55%,#07c160);
  color:#fff;display:flex;justify-content:space-between;align-items:center;gap:18px;
}
.cta h2{font-family:var(--display);font-size:28px;margin-bottom:8px}
.cta p{color:rgba(255,255,255,.82)}

.site-footer{background:#0b1c15;color:rgba(255,255,255,.75);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:24px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand{font-family:var(--display);font-size:24px;color:#fff;margin-bottom:10px}
.footer-brand b{color:#8dffb8}
.site-footer h4{color:#8dffb8;font-size:14px;margin-bottom:12px}
.site-footer a{color:rgba(255,255,255,.72);font-size:13px}
.site-footer a:hover{color:#8dffb8}
.site-footer li{margin-bottom:10px}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:18px;font-size:12px;color:rgba(255,255,255,.5)}

.muted{color:var(--mute)}
.rich-list{margin:0 0 0 1.1em;list-style:disc;color:var(--ink-2)}
.rich-list li{margin-bottom:8px}
.faq-list{display:grid;gap:12px;max-width:860px;margin:0 auto}
.faq{
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;
}
.faq summary{cursor:pointer;font-weight:700;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq p{margin-top:10px;color:var(--mute);font-size:14px}
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.timeline>div{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;
}
.timeline strong{display:block;color:var(--green-2);margin-bottom:8px;font-size:15px}
.timeline p{color:var(--mute);font-size:13px}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.reveal.in{opacity:1;transform:none}

@media (max-width:960px){
  .nav,.header-right{display:none}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center}
  .grid-3,.grid-4,.steps,.grid-2,.contact-grid,.footer-grid,.timeline,.stats-grid,.banner-gallery,.featured-row,.cases-layout,.case-kpi{grid-template-columns:1fr}
  .cases-side{position:static}
  .case-gallery{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .case-gallery-item.is-main{grid-column:span 2;grid-row:auto;min-height:240px}
  .lightbox-nav.prev{left:8px}
  .lightbox-nav.next{right:8px}
  .banner-card:first-child{grid-row:auto;min-height:240px}
  .hero{min-height:82vh}
  .hero-metrics{grid-template-columns:repeat(2,1fr)}
  .hero-inner{padding:96px 0 92px}
  .hero-nav{bottom:18px}
  .cta{flex-direction:column;align-items:flex-start}
  .case-stats,.case-feature,.case-detail-grid{grid-template-columns:1fr}
  .case-feature-body{padding:24px}
}