/* ============================================================
   Konglongfeng portal · dark / red theme
   Tokens follow the approved prototype (v2)
   ============================================================ */
:root{
  --primary:#d32029;          /* accent red (kept for theme editor) */
  --primary-dark:#a9141b;
  --text:#1a1d23;
  --bg-alt:#f5f6f7;

  --ink:#111418;
  --ink-2:#2b3038;
  --muted:#6b7280;
  --line:#e6e8eb;
  --line-soft:#eef0f2;
  --bg:#ffffff;
  --bg-soft:#f6f7f8;
  --dark:#0d0f13;
  --dark-2:#171a20;
  --red:var(--primary);
  --red-dark:var(--primary-dark);
  --red-soft:#fbebea;
  --red-bright:#ff5a60;
  --radius:2px;
  --wrap:1200px;
  --hdr-top-h:84px;
  --hdr-h:130px;
  --nav-h:46px;
  --font:"Inter","Helvetica Neue",Arial,"Segoe UI",Roboto,sans-serif;
  --shadow:0 2px 12px rgba(0,0,0,.06);
  --shadow-lg:0 18px 48px rgba(13,15,19,.16);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5,p,figure,ul,ol,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ================= header ================= */
.hdr{position:sticky;top:0;z-index:70;background:#fff;transition:box-shadow .25s}
.hdr.is-stuck{box-shadow:0 6px 24px rgba(13,15,19,.12)}
.hdr-top{border-bottom:1px solid var(--line-soft)}
.hdr-top-in{display:flex;align-items:center;gap:20px;height:var(--hdr-top-h)}
.brand{display:flex;align-items:center;gap:14px;margin-right:auto;min-width:0}
.brand-logo{height:52px;width:auto;object-fit:contain;flex:0 0 auto}
.brand-name{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hd-search{display:flex;align-items:center;height:34px;width:340px;border:1px solid #d9dce0;background:#fff;flex:0 0 auto;transition:border-color .2s}
.hd-search:focus-within{border-color:var(--red)}
.hd-search input{flex:1;height:100%;border:0;outline:none;padding:0 12px;font-size:13px;background:transparent;color:var(--ink);font-family:inherit}
.hd-search input::placeholder{color:#a9aeb5}
.hd-search button{width:58px;height:100%;display:grid;place-items:center;background:var(--red);color:#fff;transition:background .2s}
.hd-search button:hover{background:var(--red-dark)}
.burger{display:none;width:40px;height:40px;padding:10px 8px;flex-direction:column;justify-content:space-between}
.burger span{display:block;height:2px;background:var(--ink);border-radius:2px}
.m-search{display:none;width:38px;height:38px;place-items:center;color:var(--ink)}

.hdr-nav{background:var(--dark)}
.hdr-nav-in{display:flex;align-items:stretch}
.nav{display:flex;align-items:stretch;height:var(--nav-h);flex-wrap:wrap}
.nav .item{position:relative;display:flex;align-items:stretch}
.nav .item > a{display:flex;align-items:center;gap:7px;padding:0 26px;color:#e8eaed;font-size:14px;letter-spacing:.3px;transition:background .18s,color .18s;white-space:nowrap}
.nav .item:hover > a,.nav .item.active > a{background:var(--red);color:#fff}
.nav .caret{width:6px;height:6px;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7;display:inline-block}

/* dropdown */
.nav .sub{position:absolute;top:100%;left:0;min-width:236px;background:#fff;border-top:3px solid var(--red);box-shadow:0 18px 40px rgba(13,15,19,.18);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:.2s;z-index:60}
.nav .item:hover .sub{opacity:1;visibility:visible;transform:translateY(0)}
.nav .sub .s-item{position:relative}
.nav .sub .s-item > a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 18px;font-size:13.5px;color:var(--ink-2);transition:.16s}
.nav .sub .s-item > a:hover{background:var(--red-soft);color:var(--red-dark)}
.nav .sub .s-item .caret{border-color:#b8bec6;transform:rotate(-45deg);width:5px;height:5px}
.nav .sub .s-item > .sub{top:-8px;left:100%;border-top:0;border-left:3px solid var(--red)}

/* ================= page banner ================= */
.pbanner{position:relative;background:var(--dark);color:#fff;overflow:hidden;background-size:cover;background-position:50% 42%}
.pbanner::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(13,15,19,.96),rgba(13,15,19,.5))}
.pbanner-inner{position:relative;z-index:2;max-width:var(--wrap);margin:0 auto;padding:62px 24px}
.pbanner h1{font-size:clamp(28px,3.6vw,42px);font-weight:800;letter-spacing:.01em;line-height:1.14}
.pbanner p{margin-top:12px;color:#b9bfc8;font-size:14.5px;letter-spacing:.02em;max-width:720px}
.crumb{background:#fff;border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;align-items:center;gap:8px;height:46px;font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden}
.crumb a:hover{color:var(--red)}
.crumb .sep{color:#c7ccd3}
.crumb .cur{color:var(--ink);font-weight:600}

/* ================= hero ================= */
.hero{position:relative;display:flex;align-items:center;min-height:620px;background:var(--dark);color:#fff;background-size:cover;background-position:50% 50%;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:var(--dark);opacity:.62}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(13,15,19,.97) 0%,rgba(13,15,19,.84) 48%,rgba(13,15,19,.44) 100%)}
.hero-inner{position:relative;z-index:2;width:100%;max-width:var(--wrap);margin:0 auto;padding:86px 24px}
.hero-en{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--red-bright);font-weight:700;margin-bottom:20px}
.hero h1{font-size:clamp(36px,5.6vw,64px);line-height:1.07;font-weight:800;letter-spacing:-.02em;margin-bottom:22px;max-width:820px}
.hero p{font-size:clamp(15px,1.5vw,17.5px);color:#c3c8d0;max-width:640px;line-height:1.8;font-weight:300}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}

/* ================= buttons ================= */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 30px;font-size:14px;font-weight:600;letter-spacing:.4px;border:1px solid transparent;transition:.2s;white-space:nowrap;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-dark)}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-line{border-color:var(--line);color:var(--ink)}

/* ================= blocks ================= */
.blk{padding:74px 0;background:#fff}
.blk-cards,.blk-gallery,.blk-stats,.blk-faq,.blk-table{background:var(--bg-soft)}
.blk-hero{padding:0;background:transparent}
.sec-head{max-width:760px;margin-bottom:42px}
.sec-head .en{display:block;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--red);font-weight:800;margin-bottom:12px}
.sec-head h2{font-size:clamp(26px,3.2vw,38px);line-height:1.16;font-weight:800;letter-spacing:-.015em;color:var(--ink)}
.sec-head .desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.8}
.sec-head::after{content:"";display:block;width:44px;height:3px;background:var(--red);margin-top:22px}

/* prose */
.prose{max-width:940px}
.prose p{font-size:15px;line-height:1.95;color:var(--ink-2);text-align:justify}
.prose p + p{margin-top:16px}

/* ================= cards ================= */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cards[data-cols="2"]{grid-template-columns:repeat(2,1fr)}
.cards[data-cols="4"]{grid-template-columns:repeat(4,1fr)}
.cards[data-cols="5"]{grid-template-columns:repeat(5,1fr);gap:16px}
.cards[data-cols="5"] .card--plain h3{font-size:16.5px}
.cards[data-cols="5"] .card--plain .desc{font-size:13px}
.card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-soft);overflow:hidden;transition:.26s}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent;background:var(--dark)}
.card .hit{position:absolute;inset:0;z-index:3}
.card .thumb{position:relative;padding-top:74%;background:var(--bg-soft);overflow:hidden}
.card .thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .thumb img{transform:scale(1.05)}
.card .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card .en{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--red);font-weight:700;margin-bottom:6px}
.card h3{font-size:18px;font-weight:800;color:var(--ink);transition:color .2s}
.card .desc{font-size:13.5px;color:var(--muted);line-height:1.72;margin-top:10px;flex:1;transition:color .2s}
.card .more{margin-top:16px;font-size:12.5px;font-weight:700;color:var(--red);display:inline-flex;align-items:center;gap:6px}
.card .more::after{content:"→";transition:transform .2s}
.card:hover h3{color:#fff}
.card:hover .desc{color:#a7aeb8}
.card:hover .en,.card:hover .more{color:var(--red-bright)}
.card:hover .more::after{transform:translateX(4px)}

.card--plain{border-top:2px solid var(--ink);background:transparent;border-left:0;border-right:0;border-bottom:0;padding:20px 0 0;transition:.22s}
.card--plain .idx{font-size:13px;font-weight:800;color:var(--red);letter-spacing:.12em}
.card--plain h3{font-size:18px;font-weight:800;margin:10px 0 8px;color:var(--ink)}
.card--plain .desc{font-size:14px;color:var(--muted);line-height:1.75}
.card--plain:hover{transform:none;box-shadow:none;background:transparent}
.card--plain:hover h3{color:var(--primary-dark)}
.card--plain:hover .desc{color:var(--muted)}

/* ================= image + text ================= */
.imagetext{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.imagetext.reverse .it-media{order:2}
.it-media{overflow:hidden;background:var(--bg-soft);aspect-ratio:4/3}
.it-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.imagetext:hover .it-media img{transform:scale(1.03)}
.it-body .en{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--red);font-weight:800;margin-bottom:12px}
.it-body h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.2;color:var(--ink);margin-bottom:16px;letter-spacing:-.01em}
.it-body p{font-size:14.5px;line-height:1.9;color:var(--ink-2);text-align:justify}
.it-body p + p{margin-top:12px}

/* ================= list ================= */
.listbox{background:#fff;border:1px solid var(--line);border-top:3px solid var(--red);padding:26px 30px;max-width:920px}
.listbox h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:16px}
.listbox li{position:relative;padding:9px 0 9px 22px;font-size:14px;color:var(--ink-2);line-height:1.75;border-bottom:1px dashed var(--line-soft)}
.listbox li:last-child{border-bottom:0}
.listbox li::before{content:"";position:absolute;left:2px;top:18px;width:6px;height:6px;background:var(--red)}
.listbox.ordered{counter-reset:li}
.listbox.ordered li{counter-increment:li;padding-left:34px}
.listbox.ordered li::before{content:counter(li,decimal-leading-zero);background:none;width:auto;height:auto;top:9px;font-size:12px;font-weight:800;color:var(--red);letter-spacing:.06em}
.listbox .note{margin-top:14px;font-size:12.5px;color:var(--muted)}

/* ================= gallery ================= */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery[data-cols="3"]{grid-template-columns:repeat(3,1fr)}
.gallery[data-cols="2"]{grid-template-columns:repeat(2,1fr)}
.gi{position:relative;background:#fff;border:1px solid var(--line-soft);overflow:hidden;cursor:zoom-in;transition:.24s;margin:0}
.gi img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .5s}
.gi:hover{box-shadow:var(--shadow-lg);border-color:transparent;transform:translateY(-3px)}
.gi:hover img{transform:scale(1.05)}
.gi .cap{position:absolute;left:0;right:0;bottom:0;padding:20px 12px 10px;font-size:12px;color:#fff;background:linear-gradient(transparent,rgba(13,15,19,.86))}

/* ================= faq ================= */
.faq{max-width:900px}
.qa{background:#fff;border:1px solid var(--line);margin-bottom:10px;transition:.2s}
.qa.open{border-color:#dfe2e6;box-shadow:var(--shadow)}
.qa .q{display:flex;align-items:center;gap:12px;padding:18px 20px;cursor:pointer;font-size:15px;font-weight:700;color:var(--ink)}
.qa .q .dot{flex:0 0 auto;width:22px;height:22px;display:grid;place-items:center;background:var(--red);color:#fff;font-size:11px;font-weight:800}
.qa .q .arw{margin-left:auto;color:var(--muted);font-size:12px;transition:transform .2s}
.qa.open .q .arw{transform:rotate(180deg);color:var(--red)}
.qa .a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.qa.open .a{max-height:900px}
.qa .a > div{padding:0 20px 20px 54px;font-size:14px;line-height:1.85;color:var(--ink-2)}

/* ================= table ================= */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);background:#fff}
.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:620px}
.tbl th{background:var(--dark);color:#fff;font-weight:700;text-align:left;padding:14px 16px;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
.tbl td{padding:13px 16px;border-bottom:1px solid var(--line-soft);color:var(--ink-2);line-height:1.7}
.tbl tbody tr:hover td{background:var(--bg-soft)}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl-note{margin-top:12px;font-size:12.5px;color:var(--muted)}

/* ================= stats ================= */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line)}
.st{padding:32px 22px;text-align:center;border-right:1px solid var(--line)}
.st:last-child{border-right:0}
.st .v{font-size:30px;font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1.1}
.st .v em{color:var(--red);font-style:normal}
.st .l{margin-top:7px;font-size:12.5px;color:var(--muted);letter-spacing:.02em}

/* ================= cta band ================= */
.blk-cta{padding:0;background:transparent}
.cta{background:var(--red);color:#fff;padding:62px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta h2{font-size:clamp(24px,3.2vw,36px);font-weight:800;line-height:1.18;max-width:680px}
.cta p{margin-top:10px;font-size:15px;opacity:.92;max-width:560px}
.cta .btn{background:#fff;color:var(--red-dark);flex:0 0 auto}
.cta .btn:hover{background:var(--dark);color:#fff}

/* ================= contact page ================= */
.contact-grid{display:grid;grid-template-columns:360px 1fr;gap:44px;align-items:start}
.ci-list{border:1px solid var(--line);border-top:3px solid var(--red);background:#fff}
.ci{display:grid;grid-template-columns:26px 1fr;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line-soft)}
.ci:last-child{border-bottom:0}
.ci .ic{width:24px;height:24px;display:grid;place-items:center;background:var(--dark);color:#fff;font-size:11px;font-weight:800;margin-top:2px}
.ci .k{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}
.ci .v{font-size:13.5px;color:var(--ink);line-height:1.7;margin-top:3px;word-break:break-word}
.ci .v a:hover{color:var(--red)}

.form{background:#fff;border:1px solid var(--line);padding:30px 32px}
.form h3{font-size:20px;font-weight:800;color:var(--ink)}
.form .hint{font-size:12.5px;color:var(--muted);margin:7px 0 22px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;color:var(--ink-2);margin-bottom:7px}
.field label .req{color:var(--red);margin-left:2px}
.field label .opt{color:var(--muted);font-size:11.5px;margin-left:5px;font-weight:400}
.field input,.field textarea{width:100%;border:1px solid var(--line);background:#fff;padding:11px 13px;font-size:13.5px;line-height:1.6;outline:none;transition:.2s;color:var(--ink);font-family:inherit;border-radius:var(--radius)}
.field input:focus,.field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(211,32,41,.1)}
.field textarea{min-height:132px;resize:vertical}
.form .btn{width:100%;height:50px;margin-top:4px}
.msg{margin-top:14px;font-size:13px;line-height:1.6}
.msg.ok{color:#0f7b3e}
.msg.err{color:var(--red)}

/* ================= sidebar layout ================= */
.page-body{display:grid;grid-template-columns:268px 1fr;gap:44px;padding:46px 0 76px;align-items:start}
.side{position:sticky;top:calc(var(--hdr-h) + 20px);display:flex;flex-direction:column;gap:22px}
.side-nav{display:flex;flex-direction:column;gap:2px}
.side-nav .side-title{background:var(--dark);color:#fff;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:800;padding:13px 18px}
.side-link{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 18px;background:#f2f4f6;color:var(--ink-2);font-size:13.5px;font-weight:600;border-left:3px solid transparent;transition:.18s;cursor:pointer;line-height:1.4}
.side-link::after{content:"›";color:#b8bec6;font-size:16px;line-height:1;transition:.18s;flex:0 0 auto}
.side-link:hover{background:var(--red-soft);color:var(--red-dark);border-left-color:var(--red)}
.side-link.on{background:var(--red);color:#fff;border-left-color:var(--red-dark)}
.side-link.on::after{color:#fff}
.side-contact{background:#f2f4f6;border-top:3px solid var(--red)}
.side-contact h4{background:var(--dark);color:#fff;font-size:13px;font-weight:800;padding:14px 18px;letter-spacing:.14em;text-transform:uppercase}
.side-contact .sc-body{padding:16px 18px 18px}
.side-contact .sc-name{font-size:13px;font-weight:800;color:var(--ink);line-height:1.6;margin-bottom:12px}
.side-contact .row{display:grid;grid-template-columns:52px 1fr;gap:6px;font-size:12.5px;line-height:1.65;margin-bottom:9px}
.side-contact .row:last-child{margin-bottom:0}
.side-contact .k{color:var(--muted)}
.side-contact .v{color:var(--ink-2);word-break:break-word}
.side-contact .v a:hover{color:var(--red)}
.side-contact .btn{width:100%;height:42px;margin-top:16px;font-size:13px}

.content-body{min-width:0}
.psec{padding:0 0 34px;margin-bottom:34px;border-bottom:1px solid var(--line-soft)}
.psec:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.psec .wrap-flat{max-width:none;padding:0;margin:0}
.psec .sec-head{margin-bottom:26px}
.psec .prose{max-width:none}

/* sidebar: type rows */
.type-sec{scroll-margin-top:calc(var(--hdr-h) + 24px);padding-top:28px;margin-top:0}
.type-sec:first-child{padding-top:0}
.type-sec + .type-sec{border-top:1px solid var(--line-soft);margin-top:32px}
.type-row{display:grid;grid-template-columns:262px 1fr;gap:28px;align-items:center}
.type-media{aspect-ratio:4/3;background:var(--bg-soft);overflow:hidden}
.type-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.type-row:hover .type-media img{transform:scale(1.04)}
.type-body .en{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--red);font-weight:800;margin-bottom:6px}
.type-body h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:10px}
.type-body p{font-size:13.8px;line-height:1.85;color:var(--muted);text-align:justify}
.type-body .more{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:800;color:var(--red)}
.type-body .more::after{content:"→";transition:transform .2s}
.type-body .more:hover::after{transform:translateX(4px)}
.type-body .more:hover{color:var(--red-dark)}

/* sidebar: equipment grid */
.equip-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.equip{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-soft);overflow:hidden;transition:.24s}
.equip:hover{box-shadow:var(--shadow-lg);border-color:transparent;transform:translateY(-3px)}
.equip .th{aspect-ratio:16/10;background:var(--bg-soft);overflow:hidden}
.equip .th img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.equip:hover .th img{transform:scale(1.05)}
.equip .bd{padding:18px 20px 20px}
.equip h4{font-size:15.5px;font-weight:800;color:var(--ink)}
.equip p{font-size:13px;color:var(--muted);line-height:1.75;margin-top:7px}
.lead-block{background:#f2f4f6;border-left:3px solid var(--red);padding:18px 22px;font-size:13.8px;line-height:1.9;color:var(--ink-2);margin-bottom:30px}

/* ================= footer ================= */
.ftr{background:var(--dark);color:#8f96a0;padding:0 0 26px;font-size:13.5px}
.ftr-nav{border-bottom:1px solid rgba(255,255,255,.09)}
.ftr-nav .wrap{display:flex;gap:28px;flex-wrap:wrap;height:52px;align-items:center}
.ftr-nav a{font-size:13px;color:#c9ced6;transition:.16s}
.ftr-nav a:hover{color:#fff}
.ftr-main{display:grid;grid-template-columns:1.7fr 1fr 1.2fr;gap:38px;padding:44px 24px 34px;border-bottom:1px solid rgba(255,255,255,.09)}
.ftr-brand .name{color:#fff;font-size:15px;font-weight:800;line-height:1.5;margin-bottom:8px;max-width:360px}
.ftr-brand .en{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--red-bright);font-weight:700;margin-bottom:12px}
.ftr-brand .addr{font-size:13px;line-height:1.8;color:#8f96a0;max-width:380px}
.ftr-col h4{color:#fff;font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px;font-weight:800}
.ftr-col li{margin-bottom:9px;line-height:1.6}
.ftr-col a:hover{color:#fff}
.ftr-bottom{border-top:0;padding-top:20px;font-size:12.5px;color:#6f7681}
.ftr-bottom .wrap{text-align:center}
.ftr-bottom a{color:#8f96a0}
.ftr-bottom a:hover{color:#fff}

/* ================= drawer ================= */
.drawer{position:fixed;inset:0;z-index:120;pointer-events:none}
.drawer-mask{position:absolute;inset:0;background:rgba(13,15,19,.55);opacity:0;transition:.25s}
.drawer-panel{position:absolute;top:0;left:0;bottom:0;width:min(340px,86vw);background:#fff;transform:translateX(-100%);transition:transform .28s;display:flex;flex-direction:column}
.drawer.open{pointer-events:auto}
.drawer.open .drawer-mask{opacity:1}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;background:var(--dark);color:#fff}
.drawer-head > span{font-size:13px;letter-spacing:.16em;text-transform:uppercase;font-weight:800}
.drawer-head-tools{display:flex;gap:6px}
.icon-btn{width:32px;height:32px;display:grid;place-items:center;color:inherit;font-size:15px;border:1px solid rgba(255,255,255,.24);transition:.18s}
.icon-btn:hover{background:var(--red);border-color:var(--red)}
.drawer-body{flex:1;overflow-y:auto;padding:6px 0 30px}
.drawer .d-item > a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 18px;font-size:14px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line-soft)}
.drawer .d-item > a:hover{color:var(--red)}
.drawer .d-sub{display:none;background:var(--bg-soft)}
.drawer .d-item.open > .d-sub{display:block}
.drawer .d-sub .d-item > a{padding-left:32px;font-size:13.5px;font-weight:500;color:var(--ink-2)}
.drawer .d-sub .d-sub .d-item > a{padding-left:46px;font-size:13px;font-weight:400}
.drawer .toggle{color:var(--muted);font-size:11px}

/* ================= search modal ================= */
.search-modal{position:fixed;inset:0;z-index:130;pointer-events:none}
.search-mask{position:absolute;inset:0;background:rgba(13,15,19,.62);opacity:0;transition:.2s}
.search-box{position:relative;width:min(680px,92vw);margin:12vh auto 0;background:#fff;transform:translateY(-14px);opacity:0;transition:.24s;box-shadow:var(--shadow-lg)}
.search-modal.open{pointer-events:auto}
.search-modal.open .search-mask{opacity:1}
.search-modal.open .search-box{transform:translateY(0);opacity:1}
.search-row{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}
.search-row svg{color:var(--muted);flex:0 0 auto}
.search-row input{flex:1;border:0;outline:none;font-size:16px;font-family:inherit;color:var(--ink);background:transparent}
.search-row .icon-btn{color:var(--muted);border-color:var(--line)}
.search-row .icon-btn:hover{background:var(--red);border-color:var(--red);color:#fff}
.search-results{max-height:56vh;overflow-y:auto;padding:8px 0}
.search-results .empty{padding:26px 20px;text-align:center;color:var(--muted);font-size:13px}
.search-results .sr{display:block;padding:12px 20px;border-bottom:1px solid var(--line-soft);transition:.16s}
.search-results .sr:hover{background:var(--red-soft)}
.search-results .sr .t{font-size:14px;font-weight:700;color:var(--ink)}
.search-results .sr .p{font-size:12.5px;color:var(--muted);margin-top:3px}

/* ================= lightbox ================= */
.lightbox{position:fixed;inset:0;z-index:140;display:none}
.lightbox.open{display:block}
.lb-mask{position:absolute;inset:0;background:rgba(9,11,14,.92)}
.lb-close{position:absolute;top:20px;right:24px;z-index:3;color:#fff;font-size:22px;width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.3)}
.lb-close:hover{background:var(--red);border-color:var(--red)}
.lb-figure{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:56px 24px;gap:16px}
.lb-figure img{max-width:min(1080px,92vw);max-height:78vh;object-fit:contain}
.lb-figure figcaption{color:#c9ced6;font-size:13px}

/* ================= misc ================= */
.nf{padding:110px 24px;text-align:center}
.nf .code{font-size:64px;font-weight:800;color:var(--red);letter-spacing:-.03em;line-height:1}
.nf p{margin:16px 0 26px;color:var(--muted)}
.site-loading{position:fixed;inset:0;z-index:200;display:grid;place-items:center;background:#fff;transition:opacity .25s}
.site-loading.hide{opacity:0;pointer-events:none}
.spinner{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--red);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ================= language switch ================= */
.lang-switch{display:flex;align-items:center;flex:0 0 auto;align-self:center;position:relative;height:32px;padding:2px;border:1px solid var(--line);border-radius:999px;background:#fff;margin-left:0}
.lang-btn{position:relative;z-index:1;display:grid;place-items:center;height:28px;padding:0 13px;border-radius:999px;font-size:12.5px;font-weight:700;letter-spacing:.5px;color:#7b818b;cursor:pointer;transition:color .18s ease;font-family:inherit;background:none;border:0;white-space:nowrap}
.lang-btn:hover{color:var(--ink)}
.lang-btn.on{color:#fff}
.lang-switch .thumb{position:absolute;top:2px;left:2px;height:28px;border-radius:999px;background:var(--red);transition:transform .26s cubic-bezier(.4,0,.2,1),width .26s cubic-bezier(.4,0,.2,1);z-index:0}
.drawer-lang{padding:14px 18px 16px;border-bottom:1px solid var(--line-soft)}
.lang-switch--drawer{width:100%;height:38px;border-color:var(--line)}
.lang-switch--drawer .lang-btn{height:32px;flex:1;font-size:14px}
.lang-switch--drawer .thumb{height:32px;background:var(--dark)}

/* ================= responsive ================= */
@media (max-width:1100px){
  .brand-name{font-size:17px}
  .brand-logo{height:46px}
  .hd-search{width:260px}
  .nav .item > a{padding:0 17px;font-size:13.5px}
  .page-body{grid-template-columns:232px 1fr;gap:30px}
  .type-row{grid-template-columns:210px 1fr;gap:22px}
  .contact-grid{grid-template-columns:320px 1fr;gap:32px}
  .gallery{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:900px){
  :root{--hdr-top-h:70px;--hdr-h:70px;--nav-h:0px}
  .hdr-top-in{height:70px;gap:10px}
  .brand-name{font-size:14px}
  .brand-logo{height:40px}
  .hd-search{display:none}
  .lang-switch--top{display:none}
  .burger{display:flex}
  .m-search{display:grid}
  .hdr-nav{display:none}
  .hero{min-height:500px}
  .hero-inner{padding:60px 24px}
  .blk{padding:54px 0}
  .cards,.cards[data-cols="4"],.cards[data-cols="5"]{grid-template-columns:repeat(2,1fr)}
  .imagetext{grid-template-columns:1fr;gap:24px}
  .imagetext.reverse .it-media{order:0}
  .stats{grid-template-columns:repeat(2,1fr)}
  .st{border-bottom:1px solid var(--line)}
  .st:nth-child(2n){border-right:0}
  .page-body{grid-template-columns:1fr;gap:24px;padding:30px 0 54px}
  .side{position:static;flex-direction:row;flex-wrap:wrap}
  .side-nav{flex-direction:row;flex-wrap:wrap;gap:6px;flex:1 1 100%}
  .side-nav .side-title{flex:1 1 100%}
  .side-link{flex:0 0 auto;border-left:0;border-bottom:3px solid transparent;padding:10px 14px;font-size:12.5px}
  .side-link::after{display:none}
  .side-link.on{border-left:0;border-bottom-color:var(--red-dark)}
  .side-contact{flex:1 1 100%}
  .type-row{grid-template-columns:1fr;gap:16px}
  .type-media{max-width:420px}
  .equip-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .ftr-main{grid-template-columns:1fr 1fr;gap:28px}
  .ftr-brand{grid-column:1/-1}
  .cta{padding:46px 0}
  .cta .btn{width:100%}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .brand-name{font-size:13px}
  .brand-logo{height:34px}
  .hero{min-height:440px}
  .hero h1{font-size:32px}
  .hero-btns .btn{flex:1;min-height:46px}
  .cards,.cards[data-cols="2"],.cards[data-cols="3"],.cards[data-cols="4"],.cards[data-cols="5"]{grid-template-columns:1fr}
  .gallery,.gallery[data-cols="3"],.gallery[data-cols="4"]{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:1fr}
  .st{border-right:0}
  .ftr-main{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .form{padding:22px 18px}
  .side-contact .row{grid-template-columns:52px 1fr}
  .listbox{padding:20px 18px}
  .qa .a > div{padding-left:20px}
}