/* ==========================================================
   SINJIN S&C — concrete / formwork design system
   ========================================================== */
:root{
  --concrete:#ebe9e4;
  --concrete-2:#dedbd4;
  --concrete-3:#c9c5bc;
  --paper:#f6f5f2;
  --ink:#141614;
  --graphite:#232624;
  --graphite-2:#2f3330;
  --muted:#6a6d68;
  --muted-2:#9a9c96;
  --green:#2f8a3e;
  --green-2:#3aa64c;
  --green-ink:#1f6a2c;
  --line:rgba(20,22,20,.12);
  --line-dark:rgba(255,255,255,.12);
  --radius:4px;
  --wrap:1200px;
  --gutter:clamp(16px,4vw,40px);
  --header-h:72px;
  --font:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  /* formwork panel pattern: joints + tie holes */
  --formwork:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='120'%3E%3Cpath d='M0 .5H240M.5 0V120' stroke='%23000' stroke-opacity='.07'/%3E%3Cg fill='%23000' fill-opacity='.09'%3E%3Ccircle cx='30' cy='30' r='3'/%3E%3Ccircle cx='210' cy='30' r='3'/%3E%3Ccircle cx='30' cy='90' r='3'/%3E%3Ccircle cx='210' cy='90' r='3'/%3E%3C/g%3E%3C/svg%3E");
  --formwork-dark:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='120'%3E%3Cpath d='M0 .5H240M.5 0V120' stroke='%23fff' stroke-opacity='.06'/%3E%3Cg fill='%23fff' fill-opacity='.08'%3E%3Ccircle cx='30' cy='30' r='3'/%3E%3Ccircle cx='210' cy='30' r='3'/%3E%3Ccircle cx='30' cy='90' r='3'/%3E%3Ccircle cx='210' cy='90' r='3'/%3E%3C/g%3E%3C/svg%3E");
  --grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.65;font-size:16px;word-break:keep-all;overflow-wrap:break-word;-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--green-2);outline-offset:3px}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.mono{font-family:var(--mono);letter-spacing:.02em}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--green);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor}
.on-dark .eyebrow{color:var(--green-2)}
.hero .eyebrow{color:#8fe09b}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 26px;border-radius:var(--radius);font-weight:700;font-size:15px;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s;cursor:pointer;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-ink)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink)}
.btn-line{border-color:var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-sm{height:40px;padding:0 16px;font-size:14px}

/* ---------- header ---------- */
.site-header{position:fixed;inset:0 0 auto 0;height:var(--header-h);z-index:50;transition:background .25s,box-shadow .25s,color .25s;color:var(--ink);background:var(--paper);box-shadow:0 1px 0 var(--line)}
.site-header.is-over-hero{background:#1b1e1c;box-shadow:0 1px 0 rgba(255,255,255,.08);color:#fff}
.site-header .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{width:38px;height:auto}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:19px;font-weight:800;letter-spacing:-.03em}
.brand-text span{font-family:var(--mono);font-size:10px;letter-spacing:.22em;opacity:.65;margin-top:3px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:10px 14px;font-size:15px;font-weight:600;border-radius:var(--radius);transition:background .2s,color .2s}
.nav a:hover{background:rgba(20,22,20,.06)}
.is-over-hero .nav a:hover{background:rgba(255,255,255,.12)}
.nav a[aria-current="page"]{color:var(--green)}
.is-over-hero .nav a[aria-current="page"]{color:#fff}
.nav .nav-cta{margin-left:8px;background:var(--green);color:#fff !important;padding:10px 18px}
.nav .nav-cta:hover{background:var(--green-ink)}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;position:relative;margin-right:-10px}
.nav-toggle span{position:absolute;left:11px;right:11px;height:2px;background:currentColor;transition:transform .25s,opacity .2s}
.nav-toggle span:nth-child(1){top:15px}.nav-toggle span:nth-child(2){top:21px}.nav-toggle span:nth-child(3){top:27px}
.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-open .nav-toggle span:nth-child(2){opacity:0}
.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero (home) ---------- */
.hero{position:relative;min-height:min(100svh,900px);display:flex;align-items:flex-end;color:#fff;background:var(--graphite);overflow:hidden;isolation:isolate}
.hero-media{position:absolute;inset:0;z-index:-2}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 40%;filter:grayscale(.35) contrast(1.05);transform:scale(1.04);animation:heroZoom 14s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(15,17,15,.55) 0%,rgba(15,17,15,.25) 35%,rgba(15,17,15,.82) 78%,rgba(15,17,15,.95) 100%)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:var(--formwork-dark);opacity:.7;mix-blend-mode:screen;pointer-events:none}
.hero-inner{width:100%;padding-top:calc(var(--header-h) + 60px);padding-bottom:clamp(40px,7vw,80px)}
.hero h1{font-size:clamp(36px,6.4vw,84px);font-weight:800;letter-spacing:-.045em;line-height:1.08;margin:22px 0 24px;max-width:13em}
.hero h1 em{font-style:normal;color:var(--green-2)}
.hero-lead{font-size:clamp(16px,1.6vw,19px);max-width:36em;color:rgba(255,255,255,.82)}
.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.hero-stats{margin-top:clamp(48px,7vw,84px);display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-dark)}
.hero-stats div{padding:22px 20px 0 0}
.hero-stats div+div{padding-left:20px;border-left:1px solid var(--line-dark)}
.hero-stats b{display:block;font-size:clamp(26px,3vw,38px);font-weight:800;letter-spacing:-.03em;line-height:1.1}
.hero-stats b small{font-size:.5em;font-weight:700;margin-left:2px}
.hero-stats span{display:block;font-size:13px;color:rgba(255,255,255,.65);margin-top:6px}

/* ---------- page hero (sub pages) ---------- */
.page-hero{position:relative;color:#fff;background:var(--graphite);padding:calc(var(--header-h) + clamp(56px,9vw,110px)) 0 clamp(44px,6vw,72px);overflow:hidden;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--formwork-dark),var(--grain)}
.page-hero .bg{position:absolute;inset:0;z-index:-2;opacity:.28}
.page-hero .bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(1)}
.page-hero h1{font-size:clamp(32px,5vw,60px);font-weight:800;letter-spacing:-.04em;margin:16px 0 14px}
.page-hero p{color:rgba(255,255,255,.75);max-width:40em;font-size:clamp(15px,1.4vw,18px)}
.crumbs{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.55);margin-top:28px}
.crumbs a:hover{color:#fff}

/* ---------- sections ---------- */
.section{padding:clamp(72px,10vw,140px) 0;position:relative}
.section-concrete{background:var(--concrete);background-image:var(--formwork),var(--grain)}
.section-dark{background:var(--graphite);color:#fff;background-image:var(--formwork-dark),var(--grain)}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:28px 60px;align-items:end;margin-bottom:clamp(36px,5vw,64px)}
.section-head h2{font-size:clamp(28px,3.8vw,48px);font-weight:800;letter-spacing:-.04em;margin-top:16px}
.section-head p{color:var(--muted);font-size:17px}
.section-dark .section-head p{color:rgba(255,255,255,.7)}
.section-head.single{grid-template-columns:1fr}

/* ---------- client ticker ---------- */
.ticker{background:var(--ink);color:rgba(255,255,255,.75);overflow:hidden;border-bottom:1px solid #000}
.ticker-track{display:flex;gap:0;width:max-content;animation:tick 48s linear infinite}
.ticker-track span{padding:18px 28px;font-weight:600;font-size:15px;white-space:nowrap;display:flex;align-items:center;gap:28px}
.ticker-track span::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--green-2)}
@keyframes tick{to{transform:translateX(-50%)}}
.ticker-label{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--green-2)}

/* ---------- services ---------- */
.services{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--ink)}
.service{padding:32px 26px 36px;border-right:1px solid var(--line);position:relative;background:rgba(255,255,255,.35);transition:background .25s}
.service:last-child{border-right:0}
.service:hover{background:#fff}
.service .num{font-family:var(--mono);font-size:13px;color:var(--muted)}
.service .ico{width:52px;height:52px;margin:26px 0 22px;color:var(--green)}
.service h3{font-size:21px;font-weight:800;margin-bottom:12px}
.service p{color:var(--muted);font-size:15px}
.service ul{margin-top:18px;display:flex;flex-wrap:wrap;gap:6px}
.service li{font-size:12.5px;padding:4px 10px;border:1px solid var(--line);border-radius:999px;color:var(--graphite-2);background:var(--paper)}

/* ---------- product feature ---------- */
.product{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(36px,6vw,90px);align-items:center}
.product-visual{position:relative;aspect-ratio:1/1;background:var(--concrete);background-image:var(--formwork),var(--grain);display:grid;place-items:center;border-radius:var(--radius)}
.product-visual img{width:56%}
.product-visual .tag{position:absolute;left:22px;top:22px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;background:var(--ink);color:#fff;padding:6px 10px}
.product-visual .code{position:absolute;right:22px;bottom:16px;font-size:clamp(48px,7vw,96px);font-weight:900;letter-spacing:-.05em;color:rgba(20,22,20,.08);line-height:1}
.product h2{font-size:clamp(30px,4vw,52px);font-weight:800;letter-spacing:-.04em;margin:16px 0 8px}
.product .sub{font-family:var(--mono);color:var(--muted);font-size:14px}
.product .lead{margin:24px 0 30px;font-size:17px;color:var(--graphite-2)}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line)}
.feature-list li{padding:18px 16px 18px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;font-weight:600;font-size:15px}
.feature-list li:nth-child(odd){border-right:1px solid var(--line)}
.feature-list li:nth-child(even){padding-left:16px}
.feature-list b{font-family:var(--mono);color:var(--green);font-size:13px;padding-top:2px}

/* ---------- process steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--line-dark)}
.step{background:var(--graphite);padding:30px 26px 34px}
.step .n{font-size:56px;font-weight:900;letter-spacing:-.05em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.35);line-height:1}
.step h3{font-size:19px;margin:22px 0 10px}
.step p{font-size:14.5px;color:rgba(255,255,255,.66)}

/* ---------- gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:clamp(120px,15vw,200px);grid-auto-flow:dense;gap:10px}
.g-item{margin:0;position:relative;overflow:hidden;border-radius:var(--radius);background:var(--concrete-2);cursor:zoom-in;border:0;padding:0;grid-column:span 4;grid-row:span 1}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1),filter .4s}
.g-item:hover img{transform:scale(1.05)}
.g-item figcaption{position:absolute;left:0;right:0;bottom:0;padding:28px 14px 12px;font-size:13.5px;font-weight:600;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.65));text-align:left}
.g-wide{grid-column:span 8;grid-row:span 2}
.g-tall{grid-row:span 2}
.g-half{grid-column:span 6;grid-row:span 2}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(10,11,10,.94);display:none;align-items:center;justify-content:center;padding:20px}
.lightbox.open{display:flex}
.lightbox img{max-width:min(1400px,100%);max-height:84vh;object-fit:contain;border-radius:2px}
.lightbox p{position:absolute;left:0;right:0;bottom:22px;text-align:center;color:rgba(255,255,255,.8);font-size:14px;padding:0 70px}
.lb-btn{position:absolute;width:52px;height:52px;border:0;border-radius:50%;background:rgba(255,255,255,.1);color:#fff;cursor:pointer;display:grid;place-items:center}
.lb-btn:hover{background:rgba(255,255,255,.2)}
.lb-btn svg{width:22px;height:22px}
.lb-close{top:16px;right:16px}
.lb-prev{left:16px;top:50%;transform:translateY(-50%)}
.lb-next{right:16px;top:50%;transform:translateY(-50%)}

/* ---------- records ---------- */
.record-tabs{display:flex;gap:6px;margin-bottom:20px;flex-wrap:wrap}
.chip{height:40px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:8px}
.chip .cnt{font-family:var(--mono);font-size:12px;color:var(--muted)}
.chip[aria-pressed="true"],.chip[aria-selected="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip[aria-pressed="true"] .cnt,.chip[aria-selected="true"] .cnt{color:rgba(255,255,255,.6)}
.table{width:100%;border-collapse:collapse;background:#fff;font-size:15px}
.table th{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.08em;color:var(--muted);text-align:left;padding:14px 18px;border-bottom:2px solid var(--ink);background:var(--paper)}
.table td{padding:15px 18px;border-bottom:1px solid var(--line)}
.table td:first-child{font-family:var(--mono);color:var(--muted);width:72px}
.table tr:hover td{background:#fafaf8}
.table .client{color:var(--muted)}

/* ---------- stat band / CTA ---------- */
.cta{background:var(--green);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.cta::before{content:"";position:absolute;inset:0;background:var(--formwork-dark);opacity:1;z-index:-1}
.cta .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:36px;align-items:center;padding-top:clamp(56px,7vw,90px);padding-bottom:clamp(56px,7vw,90px)}
.cta h2{font-size:clamp(28px,3.6vw,46px);font-weight:800;letter-spacing:-.04em}
.cta p{margin-top:12px;color:rgba(255,255,255,.85)}
.cta-contacts{display:grid;gap:10px}
.cta-contacts a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 22px;background:rgba(0,0,0,.18);border-radius:var(--radius);transition:background .2s}
.cta-contacts a:hover{background:rgba(0,0,0,.3)}
.cta-contacts small{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.12em;opacity:.75}
.cta-contacts b{font-size:clamp(18px,2vw,22px);font-weight:800;letter-spacing:-.01em}
.cta-contacts svg{width:22px;height:22px;flex:none;opacity:.8}

/* ---------- about ---------- */
.greeting{display:grid;grid-template-columns:1fr 1.3fr;gap:clamp(36px,6vw,90px);align-items:start}
.greeting .quote{font-size:clamp(26px,3.2vw,40px);font-weight:800;letter-spacing:-.04em;line-height:1.3}
.greeting .quote em{font-style:normal;color:var(--green)}
.greeting .body p+p{margin-top:18px}
.greeting .body{font-size:17px;color:var(--graphite-2)}
.greeting .sign{margin-top:30px;font-weight:700}
.greeting .sign span{color:var(--muted);font-weight:500;margin-right:10px}
.info-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:2px solid var(--ink)}
.info-grid div{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.info-grid div:nth-child(odd){padding-right:28px}
.info-grid div:nth-child(even){padding-left:28px;border-left:1px solid var(--line)}
.info-grid dt{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--muted);padding-top:3px}
.info-grid dd{margin:0;font-weight:600}
.biz{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.biz-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.biz-card small{font-family:var(--mono);font-size:12px;color:var(--green);letter-spacing:.1em}
.biz-card h3{font-size:22px;margin:10px 0 8px}
.biz-card p{color:var(--muted);font-size:15px}
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:10px;transition:border-color .2s,transform .2s}
.cert:hover{border-color:var(--ink);transform:translateY(-3px)}
.cert small{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--muted)}
.cert h3{font-size:18px}
.cert p{font-size:14px;color:var(--muted);flex:1}
.cert .go{font-size:13px;font-weight:700;color:var(--green);display:flex;align-items:center;gap:6px}
.map-wrap{display:grid;grid-template-columns:1.6fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.map-wrap iframe{width:100%;height:100%;min-height:420px;border:0;display:block;filter:grayscale(.3)}
.map-info{padding:32px;display:flex;flex-direction:column;gap:22px}
.map-info dt{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;color:var(--muted);margin-bottom:4px}
.map-info dd{margin:0;font-weight:600;font-size:16px}
.map-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}

/* ---------- product page ---------- */
.usage{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.usage li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px}
.usage b{font-family:var(--mono);font-size:12px;color:var(--green)}
.usage h3{font-size:18px;margin:12px 0 6px}
.usage p{font-size:14.5px;color:var(--muted)}
.howto{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--line-dark)}
.howto li{background:var(--graphite);padding:30px 26px}
.howto .k{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--green-2)}
.howto h3{font-size:20px;margin:14px 0 10px}
.howto p{color:rgba(255,255,255,.7);font-size:15px}
.howto .note{margin-top:14px;font-size:13.5px;color:rgba(255,255,255,.5)}
.spec-table td:nth-child(4){font-weight:700}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;background:rgba(47,138,62,.12);color:var(--green-ink)}
.fineprint{font-size:13px;color:var(--muted);margin-top:14px}

/* ---------- archive ---------- */
.archive-tools{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.search{position:relative;flex:0 1 320px}
.search input{width:100%;height:44px;border:1px solid var(--line);border-radius:999px;padding:0 18px 0 44px;background:#fff}
.search input:focus{outline:none;border-color:var(--ink)}
.search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--muted)}
.files{border-top:2px solid var(--ink)}
.file{display:grid;grid-template-columns:56px 1fr auto auto;gap:20px;align-items:center;padding:20px 8px;border-bottom:1px solid var(--line);transition:background .2s}
.file:hover{background:#fff}
.file-ico{align-self:start;width:48px;height:56px;position:relative;background:#fff;border:1px solid var(--concrete-3);border-radius:3px;display:grid;place-items:end center;padding-bottom:7px;font-family:var(--mono);font-size:10px;font-weight:600;color:#b3261e}
.file-ico::before{content:"";position:absolute;right:-1px;top:-1px;width:14px;height:14px;background:linear-gradient(225deg,var(--paper) 50%,var(--concrete-3) 50%)}
.file h3{font-size:16.5px;font-weight:700}
.file .meta{display:flex;gap:6px 14px;flex-wrap:wrap;margin-top:5px;font-size:13px;color:var(--muted)}
.file .cat{font-weight:700;color:var(--green-ink)}
.file .warn{color:#a15c00;font-weight:600}
.file .size{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.file-actions{display:flex;gap:6px}
.icon-btn{width:42px;height:42px;border-radius:var(--radius);border:1px solid var(--line);display:grid;place-items:center;background:#fff;transition:all .2s}
.icon-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.icon-btn svg{width:18px;height:18px}
.empty{padding:50px 0;text-align:center;color:var(--muted);display:none}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:clamp(36px,6vw,80px);align-items:start}
.contact-side h2{font-size:clamp(26px,3vw,36px);font-weight:800;letter-spacing:-.03em;margin:14px 0 14px}
.contact-side>p{color:var(--muted)}
.contact-cards{margin-top:30px;display:grid;gap:10px}
.contact-cards a,.contact-cards div{display:flex;gap:16px;align-items:center;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:border-color .2s}
.contact-cards a:hover{border-color:var(--ink)}
.contact-cards .ic{width:42px;height:42px;border-radius:50%;background:var(--concrete);display:grid;place-items:center;color:var(--green);flex:none}
.contact-cards .ic svg{width:19px;height:19px}
.contact-cards small{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted)}
.contact-cards b{font-size:17px}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,4vw,44px)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.field label{font-size:14px;font-weight:700}
.field label .req{color:var(--green);margin-left:3px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--concrete-3);background:var(--paper);border-radius:var(--radius);padding:0 14px;height:50px;font-size:16px;transition:border-color .2s,background .2s}
.field textarea{height:auto;min-height:170px;padding:14px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);background:#fff}
.type-group{display:flex;flex-wrap:wrap;gap:8px;position:relative}
.type-group input{position:absolute;left:0;top:0;width:1px;height:1px;opacity:0;pointer-events:none}
.type-group label{height:42px;padding:0 16px;border:1px solid var(--concrete-3);border-radius:999px;display:inline-flex;align-items:center;font-weight:600;font-size:14px;cursor:pointer;background:var(--paper);transition:all .15s}
.type-group input:checked+label{background:var(--ink);border-color:var(--ink);color:#fff}
.type-group input:focus-visible+label{outline:2px solid var(--green-2);outline-offset:2px}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--graphite-2);margin:6px 0 24px}
.agree input{width:20px;height:20px;accent-color:var(--green);margin-top:1px;flex:none}
.agree a{text-decoration:underline;text-underline-offset:3px}
.form .btn{width:100%;height:58px;font-size:16px}
.form-status{margin-top:16px;font-size:15px;font-weight:600;display:none;padding:14px 16px;border-radius:var(--radius)}
.form-status.ok{display:block;background:rgba(47,138,62,.1);color:var(--green-ink)}
.form-status.err{display:block;background:#fdecea;color:#a3271b}
.hp{position:absolute;left:-9999px}

/* ---------- prose (privacy) ---------- */
.prose{max-width:820px}
.prose h2{font-size:20px;margin:40px 0 12px}
.prose p,.prose li{color:var(--graphite-2);font-size:15.5px}
.prose ul{list-style:disc;padding-left:20px;margin-top:8px}
.prose li+li{margin-top:4px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.62);font-size:14px;padding:64px 0 calc(40px + env(safe-area-inset-bottom))}
.footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid var(--line-dark)}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff}
.footer-brand img{width:40px}
.footer-brand strong{font-size:20px;font-weight:800;letter-spacing:-.03em}
.footer-brand span{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.22em;opacity:.6}
.footer-tag{margin-top:16px;max-width:22em}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-cols h4{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;color:rgba(255,255,255,.4);font-weight:500;margin-bottom:14px}
.footer-cols li+li{margin-top:8px}
.footer-cols a:hover{color:#fff}
.footer-info{padding-top:28px;display:flex;flex-wrap:wrap;gap:6px 22px;font-size:13px}
.footer-info span b{color:rgba(255,255,255,.4);font-weight:500;margin-right:6px}
.copyright{margin-top:18px;font-size:12.5px;color:rgba(255,255,255,.4);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.copyright a:hover{color:#fff}

/* ---------- mobile quick bar ---------- */
.quickbar{display:none}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero-media img{animation:none;transform:none}.ticker-track{animation:none}html{scroll-behavior:auto}}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width:1080px){
  .services{grid-template-columns:repeat(2,1fr)}
  .service:nth-child(2){border-right:0}
  .service:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .certs{grid-template-columns:repeat(2,1fr)}
  .usage{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:900px){
  :root{--header-h:62px}
  .nav-toggle{display:block}
  .nav{position:fixed;inset:var(--header-h) 0 0 0;background:var(--paper);color:var(--ink);flex-direction:column;align-items:stretch;gap:0;padding:12px var(--gutter) 40px;transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.7,.2,1);overflow-y:auto;visibility:hidden}
  .nav-open .nav{transform:none;visibility:visible}
  .nav a{font-size:22px;font-weight:800;padding:18px 4px;border-bottom:1px solid var(--line);border-radius:0;letter-spacing:-.02em}
  .nav a:hover{background:transparent}
  .nav a[aria-current="page"]{color:var(--green) !important}
  .nav .nav-cta{margin:24px 0 0;text-align:center;border-radius:var(--radius);border:0;padding:18px;font-size:18px}
  .nav-open .site-header{background:var(--paper);color:var(--ink);box-shadow:0 1px 0 var(--line)}
  .nav-open body{overflow:hidden}
  .brand img{width:32px}
  .brand-text strong{font-size:17px}

  .section-head{grid-template-columns:1fr;gap:14px}
  .hero{min-height:100svh}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats div{padding:18px 12px 18px 0 !important;border-left:0 !important}
  .hero-stats div:nth-child(even){padding-left:16px !important;border-left:1px solid var(--line-dark) !important}
  .hero-stats div:nth-child(n+3){border-top:1px solid var(--line-dark)}
  .product{grid-template-columns:1fr}
  .product-visual{aspect-ratio:4/3}
  .product-visual img{width:38%}
  .greeting{grid-template-columns:1fr}
  .info-grid{grid-template-columns:1fr}
  .info-grid div{padding:16px 0 !important;border-left:0 !important;grid-template-columns:110px 1fr}
  .biz{grid-template-columns:1fr}
  .map-wrap{grid-template-columns:1fr}
  .map-wrap iframe{min-height:300px}
  .howto{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .cta .wrap{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px}
  .g-item,.g-tall{grid-column:span 1;grid-row:span 1}
  .g-wide,.g-half{grid-column:span 2;grid-row:span 1;}
  .g-wide{grid-row:span 2}

  /* sticky call bar */
  .quickbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:40;background:var(--ink);padding:8px 8px calc(8px + env(safe-area-inset-bottom));gap:8px;box-shadow:0 -6px 24px rgba(0,0,0,.18);transform:translateY(110%);transition:transform .3s}
  .quickbar.show{transform:none}
  .quickbar a{height:50px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:15px;color:#fff;background:var(--graphite-2)}
  .quickbar a.primary{background:var(--green)}
  .quickbar svg{width:18px;height:18px}
  body.has-quickbar .site-footer{padding-bottom:calc(110px + env(safe-area-inset-bottom))}
}

@media (max-width:640px){
  body{font-size:15.5px}
  .btn{height:50px;padding:0 20px}
  .hero-actions .btn{flex:1 1 140px}
  .hero h1{margin:18px 0 18px}
  .hero-stats span{font-size:12px}
  .services{grid-template-columns:1fr}
  .service{border-right:0 !important;border-bottom:1px solid var(--line);padding:26px 4px 28px}
  .service .ico{margin:16px 0 14px;width:44px;height:44px}
  .feature-list{grid-template-columns:1fr}
  .feature-list li{border-right:0 !important;padding-left:0 !important}
  .steps{grid-template-columns:1fr}
  .step{display:grid;grid-template-columns:64px 1fr;gap:0 14px;padding:24px 20px}
  .step .n{font-size:42px;grid-row:span 2}
  .step h3{margin:2px 0 6px}
  .certs{grid-template-columns:1fr}
  .usage{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr;gap:0}
  .gallery{grid-auto-rows:120px;gap:6px}
  .g-item figcaption{font-size:12px;padding:20px 10px 8px}
  .lightbox p{padding:0 20px;bottom:14px}
  .lb-prev,.lb-next{top:auto;bottom:56px;transform:none}

  /* table → cards */
  .table thead{display:none}
  .table,.table tbody,.table tr,.table td{display:block;width:100%}
  .table{background:transparent}
  .table tr{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:8px;padding:14px 16px;display:grid;grid-template-columns:auto 1fr;gap:2px 12px}
  .table td{border:0;padding:0}
  .table td:first-child{width:auto;grid-row:span 3;font-size:13px;padding-top:2px}
  .table td.site{font-weight:700}
  .table td.client{font-size:13.5px}
  .table td:empty{display:none}
  .table tr:hover td{background:transparent}
  .spec-table tr{grid-template-columns:1fr auto}
  .spec-table td:first-child{grid-row:auto;font-family:var(--font);color:var(--ink);font-weight:700;font-size:15px}
  .spec-table td[data-label]::before{content:attr(data-label)" ";font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.06em;margin-right:6px}
  .spec-table td{grid-column:1/-1;font-size:14px}
  .spec-table td:last-child{position:absolute;right:16px;top:14px;grid-column:auto;width:auto}
  .spec-table tr{position:relative}

  .file{grid-template-columns:44px 1fr;gap:6px 14px;padding:16px 4px}
  .file-ico{width:40px;height:48px;grid-row:span 2}
  .file .size{display:none}
  .file-actions{grid-column:2}
  .file-actions .icon-btn{width:auto;height:38px;padding:0 14px;display:inline-flex;gap:6px;font-size:13px;font-weight:600}
  .file-actions .icon-btn span{display:inline}
  .archive-tools .search{flex:1 1 100%}
  .map-info{padding:22px}
  .cta-contacts a{padding:16px 18px}
  .footer-cols{grid-template-columns:1fr 1fr}
  .footer-cols div:last-child{grid-column:1/-1}
}
.icon-btn span{display:none}

/* ---------- admin ---------- */
.admin-body{background:var(--concrete);background-image:var(--formwork),var(--grain);min-height:100vh}
.admin-top{background:#1b1e1c;color:#fff;height:64px}
.admin-top .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:12px}
.admin-top .btn-line{border-color:rgba(255,255,255,.35);color:#fff}
.admin-top .btn-line:hover{background:#fff;color:var(--ink)}
.admin-top-actions{display:flex;gap:8px}
.admin-main{padding:32px 0 80px}
.admin-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:clamp(20px,3vw,32px)}
.admin-card h1{font-size:28px;margin:12px 0 6px}
.admin-card h2{font-size:20px;margin-bottom:18px}
.muted{color:var(--muted);font-size:14px}
.login-card{max-width:420px;margin:8vh auto 0}
.login-card .muted{margin-bottom:22px}
.login-card .btn,#upload-form .btn-green{width:100%}
.btn-line{background:transparent}
.admin-grid{display:grid;grid-template-columns:minmax(300px,400px) 1fr;gap:20px;align-items:start}
#upload-form{position:sticky;top:20px}
.drop{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;border:2px dashed var(--concrete-3);border-radius:6px;padding:26px 16px;margin-bottom:20px;cursor:pointer;background:var(--paper);transition:border-color .2s,background .2s;position:relative}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer}
.drop:hover,.drop.over{border-color:var(--green);background:#f0f7f1}
.drop.has-file{border-style:solid;border-color:var(--green)}
.drop-ico{width:40px;height:40px;border-radius:50%;background:var(--concrete);display:grid;place-items:center;color:var(--green)}
.drop-ico svg{width:20px;height:20px}
.drop b{font-size:15px;word-break:break-all}
.drop small{color:var(--muted)}
.progress{height:6px;background:var(--concrete);border-radius:3px;overflow:hidden;margin-bottom:14px}
.progress span{display:block;height:100%;width:0;background:var(--green);transition:width .2s}
.tip{font-size:13px;color:var(--muted);margin-top:14px}
.list-head{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:4px 16px;border-bottom:2px solid var(--ink);padding-bottom:12px}
.list-head h2{margin:0}
.list-head .cnt{font-family:var(--mono);font-size:13px;color:var(--muted);font-weight:500;margin-left:4px}
.a-item{display:grid;grid-template-columns:36px 1fr;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}
.a-order{display:flex;flex-direction:column;gap:4px}
.a-mini{width:32px;height:28px;border:1px solid var(--line);background:#fff;border-radius:4px;font-size:10px;color:var(--graphite-2);cursor:pointer}
.a-mini:hover:not(:disabled){background:var(--ink);color:#fff}
.a-mini:disabled{opacity:.3;cursor:default}
.a-view h3{font-size:16px}
.a-view .meta{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:13px;color:var(--muted);margin-top:4px}
.a-view .cat{font-weight:700;color:var(--green-ink)}
.a-view .note.warn{color:#a15c00;font-weight:600}
.a-view .size{font-family:var(--mono);font-size:12px}
.a-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.a-btn{height:34px;padding:0 12px;border:1px solid var(--line);border-radius:4px;background:#fff;font-size:13px;font-weight:600;display:inline-flex;align-items:center;cursor:pointer}
.a-btn:hover{border-color:var(--ink)}
.a-btn.danger{color:#a3271b}
.a-btn.armed{background:#a3271b;color:#fff;border-color:#a3271b}
.a-edit .field{margin-bottom:12px}
.a-edit .field input,.a-edit .field select{height:42px}
.a-edit-actions{display:flex;gap:8px}
.a-edit-actions .btn{width:auto}
.a-status{font-size:13px;margin-top:6px;color:var(--muted)}
.a-status.err{color:#a3271b;font-weight:600}
@media (max-width:900px){
  .admin-grid{grid-template-columns:1fr}
  #upload-form{position:static}
  .admin-top .brand-text span{display:none}
}
@media (max-width:640px){
  .admin-top-actions .btn{height:36px;padding:0 10px;font-size:13px}
}

/* ---------- records ---------- */
.records-tools{display:flex;justify-content:space-between;align-items:center;gap:12px 16px;flex-wrap:wrap;margin-bottom:20px}
.records-tools .record-tabs{margin:0}
.records-tools .search{flex:0 1 300px}
.rec-table td.ym{font-family:var(--mono);font-size:13px;color:var(--muted);white-space:nowrap;width:96px}
.rec-table th:nth-child(2){width:96px}
.rec-table td.client{width:200px}
.rec-more{display:flex;margin:18px auto 0}
.rec-more[hidden]{display:none}
.rec-empty{padding:40px 0;text-align:center;color:var(--muted)}
@media (max-width:640px){
  .records-tools .search{flex:1 1 100%}
  .rec-table td.ym{width:auto;font-size:12px}
  .rec-table td.client{width:auto}
}

/* admin: bundle */
.admin-col{display:grid;gap:20px;align-content:start}
.bundle-card .list-head{margin-bottom:14px}
.bundle-alert{background:#fff4e5;color:#8a4b00;border:1px solid #f3d3a4;border-radius:4px;padding:12px 14px;font-size:14px;margin-bottom:14px}
.bundle-help{margin-bottom:10px}
.bundle-parts{border-top:1px solid var(--line);margin-bottom:18px}
.bundle-parts li{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.bundle-parts li.off{opacity:.45}
.bundle-parts .num{font-family:var(--mono);font-size:12px;color:var(--muted);width:22px}
.bundle-parts label{display:flex;align-items:center;gap:10px;flex:1;cursor:pointer;min-width:0}
.bundle-parts label span{overflow:hidden;text-overflow:ellipsis}
.bundle-parts input{width:18px;height:18px;accent-color:var(--green);flex:none}
.bundle-parts .warn{color:#a15c00;font-size:12px;font-weight:600;white-space:nowrap}
.bundle-parts .a-mini{width:28px;height:26px}
.bundle-actions{display:flex;gap:8px;flex-wrap:wrap}
.bundle-actions .btn{flex:1 1 180px}

/* admin: tabs + records */
.admin-tabs{display:flex;align-items:center;gap:6px;margin-bottom:20px;flex-wrap:wrap}
.admin-tabs [role=tab]{height:44px;padding:0 20px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:700;font-size:15px;cursor:pointer}
.admin-tabs [role=tab][aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.admin-tab-link{margin-left:auto;font-size:14px;font-weight:600;color:var(--green-ink)}
#rec-form{position:sticky;top:20px}
#rec-form .type-group{position:relative}
.rec-form-actions{display:flex;gap:8px}
.rec-form-actions .btn{flex:1}
.rec-filter{display:flex;gap:8px;flex-wrap:wrap;padding:14px 0;border-bottom:1px solid var(--line)}
.rec-filter select{height:44px;border:1px solid var(--line);border-radius:999px;padding:0 14px;background:#fff;font-weight:600}
.rec-filter .search{flex:1 1 200px}
.r-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.r-item.editing{background:#f0f7f1;margin:0 -12px;padding:12px}
.r-main{flex:1;min-width:0;display:grid;grid-template-columns:auto 1fr;gap:2px 10px;align-items:baseline}
.r-tag{font-family:var(--mono);font-size:12px;color:var(--muted);grid-row:span 2;min-width:64px}
.r-tag.supply{color:var(--green-ink)}
.r-main b{font-size:15px;font-weight:600}
.r-client{font-size:13px;color:var(--muted)}
.r-actions{display:flex;gap:6px;flex:none}
@media (max-width:900px){#rec-form{position:static}.admin-tab-link{margin-left:0;width:100%}}
@media (max-width:640px){
  .admin-tabs [role=tab]{flex:1;padding:0 10px;font-size:14px}
  .r-item{flex-wrap:wrap}
  .r-main{grid-template-columns:1fr}
  .r-tag{grid-row:auto}
  .r-actions{width:100%;justify-content:flex-end}
}

/* product labels */
.label-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.label-fig{aspect-ratio:1.4/1;background:#fff;border:1px solid var(--line);grid-column:auto!important;grid-row:auto!important}
.label-fig img{object-fit:contain;padding:10px;background:#fff}
.label-fig:hover img{transform:scale(1.02)}
@media (max-width:640px){.label-grid{grid-template-columns:1fr}}
.label-fig{aspect-ratio:auto;display:flex;flex-direction:column}
.label-fig img{aspect-ratio:1.4/1;height:auto}
.label-fig figcaption{position:static;background:none;color:var(--ink);padding:12px 16px;border-top:1px solid var(--line);font-size:14px}