/* ============================================================
   TECNOPART INTERNATIONAL — Motorsport-Tech design system
   Deep-navy tech base + alternating light sections.
   Logo colours: royal/electric blue (structure + glow),
   red (energy), gold (spark). Arial display / Calibri body,
   monospace for technical labels. Hand-coded, no framework.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --navy:#141b30;      /* base (dark sections)   */
  --navy2:#1b2340;     /* raised panel           */
  --ink:#0d1322;       /* deepest (hero/QA)      */
  --panel:rgba(40,52,92,.42); /* glass panel     */
  --blue:#2A3AAE;      /* royal blue (logo)      */
  --el:#6E86F0;        /* electric blue glow     */
  --el2:#8ea0ff;       /* bright electric        */
  --red:#FF3B30;       /* energy                 */
  --red2:#E4231C;      /* deep red               */
  --gold:#F5C518;      /* spark                  */
  --gold2:#FFDA5C;
  --white:#FFFFFF;
  --muteD:#9fa9c8;     /* muted on dark          */
  --muteD2:#6f7a9c;
  --line:rgba(110,134,240,.20); /* tech hairline */
  --lineS:rgba(110,134,240,.32);

  /* light sections */
  --light:#f4f6fc; --lcard:#ffffff; --lline:#e1e6f1;
  --td:#0f1526; --muteL:#5a6072; --muteL2:#828aa0;

  --skew:-11deg;
  --maxw:1200px;
  --gutter:clamp(20px,5vw,60px);
  --ease:cubic-bezier(.22,.61,.36,1);

  --ff-head:Arial,"Helvetica Neue",Helvetica,"Segoe UI",sans-serif;
  --ff-body:Calibri,"Segoe UI",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  --ff-mono:ui-monospace,"Cascadia Code",Consolas,"Roboto Mono",monospace;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:var(--ff-body);background:var(--navy);color:#fff;line-height:1.6;font-size:17px;overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
:focus-visible{outline:2px solid var(--el);outline-offset:3px}

/* ---------- Type ---------- */
h1,h2,h3,h4,.kicker,.wordmark{font-family:var(--ff-head);font-weight:700}
h1{font-size:clamp(2.6rem,6.2vw,5.2rem);line-height:.98;letter-spacing:-.02em;text-transform:uppercase}
h2{font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.02;letter-spacing:-.015em;text-transform:uppercase}
h3{font-size:clamp(1.25rem,2.2vw,1.7rem);line-height:1.1;letter-spacing:-.01em}
p{color:var(--muteD);max-width:64ch}
strong{color:#fff;font-weight:700}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter);position:relative;z-index:2}
.section{position:relative;padding-block:clamp(72px,11vw,132px);overflow:hidden}
.section--tight{padding-block:clamp(48px,7vw,84px)}
.lede{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--muteD);max-width:60ch}

/* light section */
.section--light{background:var(--light);color:var(--td)}
.section--light p,.section--light .lede{color:var(--muteL)}
.section--light .kicker{color:var(--blue)}
.section--light .sidx{color:var(--blue)}
.section--light .glow,.section--light .grid-fx,.section--light .scan{display:none}
.section--light strong{color:var(--td)}

/* ---------- Tech FX ---------- */
.grid-fx{position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(110,134,240,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(110,134,240,.10) 1px,transparent 1px);
  background-size:40px 40px;
  -webkit-mask-image:radial-gradient(120% 90% at 74% 16%,#000 22%,transparent 78%);mask-image:radial-gradient(120% 90% at 74% 16%,#000 22%,transparent 78%);
  animation:drift 22s linear infinite}
@keyframes drift{to{background-position:40px 40px,40px 40px}}
.scan{position:absolute;left:0;right:0;top:0;height:2px;z-index:1;pointer-events:none;background:linear-gradient(90deg,transparent,var(--el),transparent);opacity:.4;box-shadow:0 0 12px var(--el);animation:scan 7s linear infinite}
@keyframes scan{0%{top:0;opacity:0}8%{opacity:.5}92%{opacity:.5}100%{top:100%;opacity:0}}
.glow{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0}
.glow::before,.glow::after{content:"";position:absolute;border-radius:50%;filter:blur(72px);opacity:.7}
.glow::before{width:46%;height:60%;top:-14%;right:-6%;background:radial-gradient(circle,rgba(110,134,240,.5),transparent 66%)}
.glow::after{width:40%;height:52%;bottom:-16%;left:-8%;background:radial-gradient(circle,rgba(255,59,48,.3),transparent 66%)}

/* HUD corner brackets */
.hud{position:relative}
.hud::before,.hud::after{content:"";position:absolute;width:22px;height:22px;border:2px solid var(--el);opacity:.75;filter:drop-shadow(0 0 6px var(--el))}
.hud::before{top:-16px;left:-16px;border-right:0;border-bottom:0}
.hud::after{bottom:-16px;right:-16px;border-left:0;border-top:0}

/* section index // NN */
.sidx{font-family:var(--ff-mono);font-size:.72rem;font-weight:700;letter-spacing:.16em;color:var(--el);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.sidx::before{content:"";width:26px;height:2px;background:currentColor;box-shadow:0 0 8px currentColor}

/* precision readout */
.readout{display:inline-flex;align-items:center;gap:10px;margin-top:20px;font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.06em;color:#bfe0ff;background:rgba(110,134,240,.1);border:1px solid var(--lineS);border-radius:6px;padding:9px 13px}
.readout b{color:var(--el2)}
.readout .dot{width:7px;height:7px;border-radius:50%;background:#4ade80;box-shadow:0 0 8px #4ade80;animation:pulseDot 1.8s ease-in-out infinite}

/* ---------- Kicker + title ---------- */
.kicker{display:inline-flex;align-items:center;gap:12px;font-family:var(--ff-mono);font-size:.76rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:#fff;margin-bottom:20px}
.kicker::before{content:"";width:24px;height:9px;background:var(--gold);transform:skewX(var(--skew));box-shadow:0 0 10px var(--gold);flex:none}
.title-tick{position:relative;display:inline-block}
.title-tick::after{content:"";position:absolute;left:0;bottom:-16px;width:64px;height:8px;background:var(--red);transform:skewX(var(--skew));box-shadow:0 0 12px var(--red)}
.section-head{margin-bottom:clamp(40px,6vw,72px);max-width:760px}
.section-head p{margin-top:34px}

.ghost-num{font-family:var(--ff-head);font-weight:700;font-size:clamp(5rem,15vw,13rem);line-height:.8;color:transparent;-webkit-text-stroke:1.5px rgba(110,134,240,.5);letter-spacing:-.03em;user-select:none}

/* ---------- Buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:.6em;padding:15px 30px;font-family:var(--ff-head);font-weight:700;font-size:.9rem;letter-spacing:.06em;text-transform:uppercase;color:#0b1020;background:var(--el);transform:skewX(var(--skew));overflow:hidden;transition:transform .3s var(--ease),background .25s,box-shadow .3s;box-shadow:0 0 0 1px var(--el),0 10px 30px -10px var(--el)}
.btn>span{display:inline-block;transform:skewX(calc(-1*var(--skew)))}
.btn::after{content:"";position:absolute;top:0;bottom:0;left:0;width:42%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.42),transparent);transform:skewX(-11deg) translateX(-260%);animation:sheen 3.8s ease-in-out infinite}
.btn:hover{background:var(--el2);transform:skewX(var(--skew)) translateY(-2px)}
.btn--red{background:var(--red);color:#fff;box-shadow:0 0 0 1px var(--red),0 10px 30px -10px var(--red)}
.btn--red:hover{background:#ff5a4e}
.btn--ghost{background:transparent;color:#fff;box-shadow:none;border:1.5px solid var(--lineS)}
.btn--ghost::after{display:none}
.btn--ghost:hover{background:rgba(110,134,240,.1);border-color:var(--el)}
.section--light .btn--ghost{color:var(--td);border-color:var(--lline)}
.section--light .btn--ghost:hover{background:rgba(42,58,174,.06);border-color:var(--blue)}
@keyframes sheen{0%,70%{transform:skewX(-11deg) translateX(-260%)}100%{transform:skewX(-11deg) translateX(380%)}}

/* ---------- Header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:10px clamp(16px,2.4vw,30px);background:rgba(13,19,34,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:background .3s,padding .3s}
.site-header.scrolled{background:rgba(13,19,34,.94);padding-block:9px}
.brand{display:flex;align-items:center;gap:14px;flex:none}
.brand img{height:78px;width:auto;filter:drop-shadow(0 0 10px rgba(110,134,240,.4))}
.brandtext{display:flex;flex-direction:column;line-height:1}
.wordmark{font-size:1.34rem;letter-spacing:.02em;text-transform:uppercase;line-height:1}
.wordmark b{color:#fff;font-weight:700}
.wordmark .pt{color:var(--red);font-weight:700}
.brandsub{font-family:var(--ff-mono);font-size:.58rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--muteD);margin-top:5px}

.nav{display:flex;align-items:center;gap:4px}
.nav a{position:relative;white-space:nowrap;padding:10px 11px;font-family:var(--ff-head);font-size:.9rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--muteD);transition:color .2s}
:root[lang^="zh"] .nav a,:root[lang="ja"] .nav a{font-size:1rem;letter-spacing:.03em}
.nav a:hover,.nav a[aria-current="page"]{color:#fff}
.nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);box-shadow:0 0 8px var(--red)}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.has-sub{position:relative}
.submenu{position:absolute;top:calc(100% + 6px);left:0;min-width:214px;background:var(--navy2);border:1px solid var(--lineS);padding:8px;display:flex;flex-direction:column;gap:2px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s}
.has-sub:hover .submenu,.has-sub:focus-within .submenu{opacity:1;visibility:visible;transform:none}
.submenu a{padding:10px 14px;color:var(--muteD)}
.submenu a::after{display:none}
.submenu a:hover{color:#fff;background:rgba(110,134,240,.14)}

.header-tools{display:flex;align-items:center;gap:14px;flex:none}
/* was an inline style on the CTA in all 7 pages; here so the media queries below can win */
.header-tools .btn{padding:11px 20px}
.langbar{display:flex;align-items:center;gap:6px}
.langbar button{width:25px;height:17px;border-radius:3px;overflow:hidden;padding:0;line-height:0;flex:none;background:none;border:0;cursor:pointer;box-shadow:0 0 0 1px rgba(255,255,255,.2);opacity:.5;transition:opacity .2s,box-shadow .2s,transform .2s}
.langbar button svg{width:100%;height:100%;display:block}
.langbar button:hover{opacity:1}
.langbar button.on{opacity:1;box-shadow:0 0 0 2px var(--el);transform:translateY(-1px)}
.langbar--m{display:none}
.burger{display:none;flex-direction:column;gap:5px;padding:8px}
.burger span{width:24px;height:2px;background:#fff;transition:.3s}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding-top:104px;overflow:hidden;background:var(--ink)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg::after{content:"";position:absolute;inset:0;background:
  radial-gradient(110% 80% at 84% 8%,rgba(110,134,240,.32),transparent 56%),
  radial-gradient(60% 55% at 60% 26%,rgba(245,197,24,.16),transparent 60%),
  radial-gradient(90% 75% at 4% 96%,rgba(255,59,48,.28),transparent 60%),
  linear-gradient(180deg,rgba(13,19,34,.3),var(--ink) 92%)}
.hero-grid{position:absolute;inset:0;z-index:0;opacity:.6;background-image:linear-gradient(rgba(110,134,240,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(110,134,240,.10) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(120% 100% at 70% 30%,#000 20%,transparent 75%);mask-image:radial-gradient(120% 100% at 70% 30%,#000 20%,transparent 75%);animation:drift 26s linear infinite}
.hero .wrap{width:100%}
/* hero product image on the right */
.hero-media{position:absolute;top:0;right:0;bottom:0;width:58%;z-index:1;overflow:hidden;clip-path:polygon(15% 0,100% 0,100% 100%,0 100%)}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:30% center;opacity:.92}
.hero-media::before{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(90deg,var(--ink),rgba(13,19,34,.7) 26%,transparent 64%),linear-gradient(180deg,transparent 46%,var(--ink))}
.hero-media::after{content:"";position:absolute;left:14%;top:-6%;width:5px;height:112%;background:var(--red);transform:skewX(-8.5deg);box-shadow:0 0 16px var(--red);z-index:3}
.hero .kicker,.hero h1,.hero-sub,.hero-cta,.specstrip{max-width:600px}
@media(max-width:860px){.hero-media{width:100%;opacity:.2;clip-path:none}.hero-media::after{display:none}.hero .kicker,.hero h1,.hero-sub,.hero-cta,.specstrip{max-width:none}}
.hero h1{margin:8px 0 26px}
.hero h1 .accent{color:var(--red);text-shadow:0 0 26px rgba(255,59,48,.5)}
.hero-sub{font-size:clamp(1.05rem,1.7vw,1.35rem);color:var(--muteD);max-width:52ch;margin-bottom:38px}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px}
.specstrip{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:48px;font-family:var(--ff-mono);font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muteD)}
.specstrip span{display:inline-flex;align-items:baseline;gap:8px}
.specstrip b{color:#fff;font-size:1.15rem}
.specstrip i{width:6px;height:6px;border-radius:50%;background:var(--el);box-shadow:0 0 10px var(--el);animation:pulseDot 2.2s ease-in-out infinite}
.specstrip i:nth-of-type(2n){animation-delay:.6s}
@keyframes pulseDot{0%,100%{opacity:.4;box-shadow:0 0 4px var(--el)}50%{opacity:1;box-shadow:0 0 14px var(--el)}}
/* hero clickable PartsHub QR */
.hero-qr{display:inline-flex;align-items:center;gap:14px;margin-top:30px;padding:10px 18px 10px 10px;background:rgba(20,27,48,.62);border:1px solid var(--line);border-radius:12px;backdrop-filter:blur(6px);text-decoration:none;transition:.25s;max-width:100%}
.hero-qr:hover{border-color:var(--el);background:rgba(110,134,240,.12);transform:translateY(-2px)}
.hero-qr img{width:62px;height:62px;border-radius:8px;background:#fff;padding:4px;flex:none;display:block}
.hero-qr .hero-qr-txt{display:flex;flex-direction:column;gap:3px;min-width:0}
.hero-qr b{font-family:var(--ff-head);font-weight:700;text-transform:uppercase;letter-spacing:.03em;font-size:.98rem;color:#fff;line-height:1.1}
.hero-qr i{font-style:normal;font-family:var(--ff-mono);font-size:.74rem;color:var(--muteD);letter-spacing:.02em}
.hero-qr .qarrow{margin-left:4px;color:var(--el);font-size:1.15rem;transition:.25s}
.hero-qr:hover .qarrow{transform:translateX(4px)}
.hero-qr--lg{padding:14px 26px 14px 14px;gap:18px}
.hero-qr--lg img{width:124px;height:124px}
.hero-qr--lg b{font-size:1.1rem}
.hero-qr--lg i{font-size:.8rem}
.hero-qr--lg .qarrow{font-size:1.35rem}
/* products search row: form left, QR right */
.prosearch{display:flex;gap:44px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-top:34px}
.prosearch-left{flex:1;min-width:300px}
@media(max-width:860px){.prosearch{gap:24px;margin-top:26px}.hero-qr--lg img{width:104px;height:104px}}
.scroll-hint{position:absolute;left:var(--gutter);bottom:26px;z-index:2;display:flex;align-items:center;gap:12px;font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muteD2)}
.scroll-hint::before{content:"";width:34px;height:1px;background:var(--gold);animation:pull 2s var(--ease) infinite}
@keyframes pull{0%,100%{transform:scaleX(.4);opacity:.4;transform-origin:left}50%{transform:scaleX(1);opacity:1;transform-origin:left}}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{background:var(--panel);border:1px solid var(--lineS);border-radius:10px;padding:30px 24px;position:relative;overflow:hidden;backdrop-filter:blur(6px)}
.stat::before{content:"";position:absolute;top:0;left:24px;right:24px;height:3px;background:var(--gold);box-shadow:0 0 12px var(--gold)}
.stat:nth-child(2)::before{background:var(--red);box-shadow:0 0 12px var(--red)}
.stat:nth-child(3)::before{background:var(--el);box-shadow:0 0 12px var(--el)}
.stat:nth-child(4)::before{background:var(--gold);box-shadow:0 0 12px var(--gold)}
.stat .num{font-family:var(--ff-head);font-weight:700;font-size:clamp(2.4rem,4.4vw,3.4rem);line-height:1;color:#fff;letter-spacing:-.02em}
.stat .num .u{color:var(--gold);font-size:.5em;vertical-align:super;margin-left:.1em}
.stat .lbl{margin-top:12px;font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muteD)}

/* ---------- Cards ---------- */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{position:relative;background:var(--panel);border:1px solid var(--lineS);border-radius:10px;padding:30px 26px;overflow:hidden;backdrop-filter:blur(6px);transition:transform .35s var(--ease),border-color .3s,box-shadow .3s}
.card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(var(--gold),var(--red));transform:scaleY(0);transform-origin:top;transition:transform .35s var(--ease)}
.card:hover{transform:translateY(-6px);border-color:var(--el)}
.card:hover::after{transform:scaleY(1)}
.card .idx{font-family:var(--ff-mono);font-weight:700;font-size:.8rem;color:var(--el);letter-spacing:.08em}
.card h3{margin:14px 0 12px}
.card p{font-size:.96rem}
.card .arrow{margin-top:20px;display:inline-flex;align-items:center;gap:8px;color:var(--muteD);font-family:var(--ff-head);font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;transition:gap .25s,color .25s}
.card:hover .arrow{gap:14px;color:var(--gold)}
/* light-section cards = white */
.section--light .card{background:var(--lcard);border:1px solid var(--lline);backdrop-filter:none;box-shadow:0 8px 30px rgba(20,30,80,.07)}
.section--light .card h3{color:var(--td)}
.section--light .card:hover{border-color:var(--lline);box-shadow:0 16px 44px rgba(20,30,80,.14)}
.section--light .card .idx{color:var(--blue)}
.section--light .card .arrow{color:var(--muteL)}
.section--light .card:hover .arrow{color:var(--red2)}

/* icon frame */
.cardico{width:54px;height:54px;display:grid;place-items:center;border:1px solid var(--lineS);border-radius:12px;background:rgba(110,134,240,.08);color:var(--el);margin-bottom:18px;position:relative;box-shadow:inset 0 0 22px rgba(110,134,240,.12);transition:.3s}
.cardico::before{content:"";position:absolute;top:-1px;right:-1px;width:9px;height:9px;border-top:2px solid var(--el);border-right:2px solid var(--el);opacity:.7}
.cardico svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 6px rgba(110,134,240,.55))}
.card:hover .cardico{border-color:var(--el);background:rgba(110,134,240,.16)}
.section--light .cardico{color:var(--blue);border-color:var(--lline);background:rgba(42,58,174,.06);box-shadow:none}
.section--light .cardico::before{border-color:var(--blue)}
.section--light .cardico svg{filter:none}

/* chips + tag */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{padding:9px 16px;background:rgba(110,134,240,.08);border:1px solid var(--lineS);font-family:var(--ff-head);font-size:.82rem;font-weight:700;letter-spacing:.03em;color:#dfe4ff;transform:skewX(var(--skew));transition:.25s}
.chip span{display:inline-block;transform:skewX(calc(-1*var(--skew)))}
.chip:hover{color:#fff;border-color:var(--el);background:rgba(110,134,240,.16)}
.section--light .chip{color:#3a4152;background:#fff;border-color:var(--lline)}
.section--light .chip:hover{color:var(--td);border-color:var(--blue)}
.tag{display:inline-block;padding:8px 14px;background:rgba(245,197,24,.14);border:1px solid rgba(245,197,24,.5);color:var(--gold2);font-family:var(--ff-head);font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.section--light .tag{color:#8a6a00;background:rgba(245,197,24,.16)}

/* ---------- Angled photo panel ---------- */
.angled{position:relative;overflow:hidden;background:var(--ink);border:1px solid var(--lineS);border-radius:12px}
.angled img{width:100%;height:100%;object-fit:cover;filter:saturate(.85) contrast(1.06) brightness(.7)}
.angled::before{content:"";position:absolute;top:0;bottom:0;left:-2px;width:4px;background:var(--red);transform:skewX(6deg);transform-origin:top;z-index:2;box-shadow:0 0 12px var(--red)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,72px);align-items:center}
.split--rev{direction:rtl}.split--rev>*{direction:ltr}
.split .angled{min-height:clamp(320px,44vw,520px);display:grid;place-items:center}

/* ---------- World map (global reach) ---------- */
.worldmap{position:relative;margin-bottom:clamp(30px,5vw,54px)}
.worldmap-img{width:100%;aspect-ratio:1000/500;background:currentColor;color:rgba(110,134,240,.55);opacity:1;
  -webkit-mask:url(../img/world-map.svg) center/contain no-repeat;mask:url(../img/world-map.svg) center/contain no-repeat}
.section--light .worldmap-img{color:#9fb0d6}
.routes{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:1}
.route{fill:none;stroke:var(--red);stroke-width:1.6;opacity:.72;stroke-linecap:round;stroke-dasharray:5 7;animation:flow 2.6s linear infinite;filter:drop-shadow(0 0 4px var(--red))}
.route--cn{stroke:var(--gold);filter:drop-shadow(0 0 4px var(--gold))}
@keyframes flow{to{stroke-dashoffset:-24}}
@media (prefers-reduced-motion:reduce){.route{animation:none}}
.pin{position:absolute;width:12px;height:12px;transform:translate(-50%,-50%);z-index:2}
.pin::before{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--red);box-shadow:0 0 10px var(--red)}
.pin::after{content:"";position:absolute;inset:0;border-radius:50%;border:1.5px solid var(--red);animation:ping 2.4s ease-out infinite}
.pin[data-hq]::before{background:var(--red);box-shadow:0 0 12px var(--red)}
.pin[data-hq]::after{border-color:var(--red)}
.pin[data-hq]{width:16px;height:16px}
.pin[data-cn]::before{background:var(--gold);box-shadow:0 0 12px var(--gold)}
.pin[data-cn]::after{border-color:var(--gold)}
.pin[data-cn]{width:15px;height:15px}
.pin--gold::before{background:var(--gold);box-shadow:0 0 9px var(--gold)}
.pin--gold::after{border-color:var(--gold)}
@keyframes ping{0%{transform:scale(.5);opacity:.8}100%{transform:scale(2.6);opacity:0}}
@media (prefers-reduced-motion:reduce){.pin::after{animation:none}}

/* ---------- 3D packaging card ---------- */
.pack3d{perspective:1100px;display:grid;place-items:center;min-height:clamp(320px,44vw,520px)}
.pack3d-inner{width:90%;aspect-ratio:1;background-size:cover;background-position:center;border-radius:10px;position:relative;
  transform:rotateY(-20deg) rotateX(9deg) rotateZ(-2deg);
  box-shadow:-34px 34px 66px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.1);transition:transform .6s var(--ease)}
.pack3d-inner::after{content:"";position:absolute;inset:0;border-radius:10px;background:linear-gradient(118deg,rgba(255,255,255,.32),transparent 42%,rgba(0,0,0,.4))}
.pack3d-inner::before{content:"";position:absolute;inset:0;border-radius:10px;box-shadow:inset 0 0 40px rgba(0,0,0,.3)}
.pack3d:hover .pack3d-inner{transform:rotateY(-12deg) rotateX(5deg) rotateZ(-1deg)}
.pack3d-cap{position:absolute;bottom:-14px;left:50%;transform:translateX(-50%) skewX(var(--skew));background:var(--red);color:#fff;font-family:var(--ff-head);font-weight:700;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;padding:9px 18px;box-shadow:0 8px 24px -8px var(--red);z-index:3}
.pack3d-cap span{display:inline-block;transform:skewX(calc(-1*var(--skew)))}

/* ---------- Exhibition photo ---------- */
.exhibit{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--lineS);margin-bottom:clamp(24px,4vw,36px)}
.exhibit img{width:100%;display:block;filter:saturate(.98)}
.exhibit::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--red);z-index:2;box-shadow:0 0 14px var(--red)}
.exhibit-cap{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;gap:10px;padding:16px 20px;background:linear-gradient(0deg,rgba(13,19,34,.92),transparent);color:#fff;font-family:var(--ff-head);font-weight:700;letter-spacing:.02em;text-transform:uppercase;font-size:.9rem}
.exhibit-cap::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px var(--gold)}

/* ---------- ISO TÜV badge ---------- */
.iso-badge{display:inline-flex;align-items:center;gap:0;background:#fff;border-radius:12px;padding:16px 22px;box-shadow:0 10px 30px rgba(20,30,80,.12);border:1px solid var(--lline)}
.iso-badge img{height:74px;width:auto;display:block}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;gap:0}
.tl-row{display:grid;grid-template-columns:130px 1fr;gap:28px;padding:26px 0;border-top:1px solid var(--line);align-items:baseline}
.tl-row:last-child{border-bottom:1px solid var(--line)}
.tl-year{font-family:var(--ff-head);font-weight:700;font-size:clamp(1.5rem,3vw,2.2rem);color:var(--el);letter-spacing:-.02em;position:relative}
.section--light .tl-year{color:var(--blue)}
.section--light .tl-row{border-color:var(--lline)}
.tl-body h3{font-size:1.15rem;margin-bottom:6px}
.tl-body p{font-size:.98rem}

/* ---------- Certs / events ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
.cert{background:var(--panel);border:1px solid var(--lineS);border-radius:10px;padding:28px;display:flex;flex-direction:column;gap:14px;backdrop-filter:blur(6px);transition:border-color .3s}
.cert:hover{border-color:var(--el)}
.section--light .cert{background:#fff;border-color:var(--lline);box-shadow:0 8px 30px rgba(20,30,80,.06)}
.cert .badge{width:44px;height:44px;display:grid;place-items:center;background:rgba(110,134,240,.16);border:1px solid var(--el);color:var(--el2);border-radius:8px}
.cert h3{font-size:1.05rem}.section--light .cert h3{color:var(--td)}
.cert .meta{font-family:var(--ff-mono);font-size:.82rem;color:var(--muteD2)}
.section--light .cert .meta{color:var(--muteL2)}
.cert a{margin-top:auto;color:var(--gold);font-family:var(--ff-head);font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}

.event-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.event{background:var(--navy);display:grid;grid-template-columns:120px 1fr auto;gap:24px;align-items:center;padding:22px 26px;transition:background .25s}
.event:hover{background:var(--navy2)}
.section--light .event{background:#fff}.section--light .event:hover{background:#f4f6fc}
.section--light .event-list{background:var(--lline);border-color:var(--lline)}
.event .yr{font-family:var(--ff-head);font-weight:700;font-size:1.4rem;color:var(--el)}
.section--light .event .yr{color:var(--blue)}
.event .ev-name{font-family:var(--ff-head);font-weight:700;color:#fff}
.section--light .event .ev-name{color:var(--td)}
.event .ev-place{font-size:.9rem;color:var(--muteD)}.section--light .event .ev-place{color:var(--muteL)}
.event .ev-date{font-family:var(--ff-mono);font-size:.82rem;color:var(--muteD2);letter-spacing:.03em;text-align:right}
.empty-note{padding:26px;border:1px dashed var(--lineS);border-radius:10px;color:var(--muteD2);font-size:.92rem;text-align:center}
.section--light .empty-note{color:var(--muteL2)}

/* ---------- Marquee ---------- */
.marquee{overflow:hidden;position:relative;border-block:1px solid var(--line);padding:22px 0;background:var(--ink);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:52px;width:max-content;animation:scroll 46s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track a{color:inherit}
.marquee-track span{font-family:var(--ff-head);font-weight:700;font-size:1.15rem;letter-spacing:.05em;color:var(--muteD2);white-space:nowrap;transition:color .2s}
.marquee-track a:hover span{color:var(--gold2)}
@keyframes scroll{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none;flex-wrap:wrap;justify-content:center}}

/* ---------- CTA band ---------- */
.cta-band{position:relative;background:linear-gradient(120deg,var(--ink),#161d38);border:1px solid var(--lineS);border-radius:14px;overflow:hidden;padding:clamp(48px,7vw,84px) clamp(30px,6vw,80px)}
.cta-band::before{content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;background:radial-gradient(circle,rgba(255,59,48,.4),transparent 70%);filter:blur(30px)}
.cta-band h2{max-width:18ch;margin-bottom:20px}
.cta-band .hero-cta{margin-top:34px}

/* ---------- Footer ---------- */
.site-footer{background:#0a0f1c;border-top:1px solid var(--line);padding-block:clamp(56px,7vw,84px) 30px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand img{height:96px;width:auto;margin-bottom:16px}
.foot-brand h4{font-family:var(--ff-head);font-size:1.05rem;color:#fff;letter-spacing:.02em;margin-bottom:10px}
.foot-brand p{font-size:.92rem;max-width:34ch}
.foot-col h4{font-family:var(--ff-head);font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:#fff;margin-bottom:18px}
.foot-col a,.foot-col address{display:block;font-style:normal;color:var(--muteD);font-size:.94rem;margin-bottom:11px;transition:color .2s}
.foot-col a:hover{color:var(--gold)}
.foot-bottom{margin-top:52px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-family:var(--ff-mono);font-size:.8rem;color:var(--muteD2)}

/* ---------- Reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}}

/* ---------- Interior page hero ---------- */
.page-hero{position:relative;padding:158px var(--gutter) clamp(56px,8vw,96px);overflow:hidden;border-bottom:1px solid var(--line);background:var(--ink)}
.page-hero h1{font-size:clamp(2.4rem,5.5vw,4.4rem);margin:6px 0 20px}
.crumbs{font-family:var(--ff-mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muteD2)}
.crumbs a:hover{color:var(--gold)}

/* ---------- Forms ---------- */
.field{margin-bottom:20px}
.field label{display:block;font-family:var(--ff-mono);font-size:.76rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muteD);margin-bottom:9px}
.section--light .field label{color:var(--muteL)}
.field input,.field select,.field textarea{width:100%;padding:14px 16px;background:var(--ink);border:1px solid var(--lineS);color:#fff;font-family:var(--ff-body);font-size:1rem;border-radius:6px;transition:border-color .2s}
.section--light .field input,.section--light .field select,.section--light .field textarea{background:#fff;color:var(--td);border-color:var(--lline)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--el);outline:none;box-shadow:0 0 0 3px rgba(110,134,240,.16)}
.field textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0;pointer-events:none}

/* ---------- Utility ---------- */
.center{text-align:center}
.mt-s{margin-top:22px}.mt-m{margin-top:40px}.mt-l{margin-top:64px}
.divider{height:1px;background:var(--line);border:0}

/* ---------- RTL ---------- */
html[dir="rtl"] .kicker::before{transform:skewX(calc(-1*var(--skew)))}
html[dir="rtl"] .nav a::after{transform-origin:right}
html[dir="rtl"] .title-tick::after{left:auto;right:0}

/* ---------- Responsive ---------- */
/* medium screens: shrink header bits so long-word languages (DE/FR/TR) don't overflow */
@media (max-width:1280px){
  .site-header{gap:10px}
  .nav{gap:0}
  .nav a{font-size:.82rem;padding:8px 8px;letter-spacing:.01em}
  :root[lang^="zh"] .nav a{font-size:.92rem}
  .langbar{gap:4px}
  .langbar button{width:22px;height:15px}
  .header-tools{gap:9px}
  .header-tools .btn{padding:9px 12px;font-size:.82rem}
  .brand img{height:66px}
}
/* buttons never force horizontal overflow, even with long labels */
.btn{max-width:100%}
.hero-cta,.chips,.specstrip{max-width:100%}
@media (max-width:1024px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
}
/* Collapse to the burger at <=1240: with 9 flags the full header needs ~1226px
   for the longest language (German), so 1200 left a 1201-1226 band that overflowed. */
@media (max-width:1240px){
  .nav,.header-tools #langBar{display:none}
  .burger{display:flex}
  .langbar--m{display:flex;flex-wrap:wrap;gap:10px;padding:0 4px 18px;margin-bottom:10px;border-bottom:1px solid var(--line)}
  .langbar--m button{width:42px;height:28px}
  .nav.open{display:flex;flex-direction:column;align-items:flex-start;gap:2px;position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:120;background:var(--navy2);border-left:1px solid var(--lineS);padding:90px 24px 30px;transform:translateX(100%);transition:transform .35s var(--ease);overflow-y:auto}
  .nav.open.show{transform:none}
  .nav.open a{width:100%;font-size:1.05rem;padding:14px 6px;border-bottom:1px solid var(--line)}
  .nav.open .has-sub{width:100%}
  .nav.open .submenu{position:static;opacity:1;visibility:visible;transform:none;border:0;background:transparent;padding:0 0 8px 14px}
}
@media (max-width:860px){
  .brand img{height:58px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .split .angled{min-height:280px}
  .event{grid-template-columns:70px 1fr;row-gap:6px}
  .event .ev-date{grid-column:2;text-align:left}
  .tl-row{grid-template-columns:84px 1fr;gap:18px}
}
/* Phones. The header collapses to logo + CTA + burger, and below ~490px those
   three plus the "TECNOPART / International Co., Ltd." text lockup needed 478px
   of a 375px viewport. .brand and .header-tools were both flex:none, so nothing
   could give: the burger was pushed to x=422, off-screen, and body's
   overflow-x:hidden clipped it silently — no scrollbar, but no menu either.
   Drop the text lockup (the roundel already carries the wordmark) and let the
   CTA compress, so this holds at any width in any of the 9 languages. */
@media (max-width:640px){
  .site-header{gap:8px}
  .brand{min-width:0}
  .brand img{height:52px}
  .brandtext{display:none}
  .header-tools{flex:1 1 auto;min-width:0;justify-content:flex-end;gap:10px}
  .header-tools .btn{min-width:0;padding:9px 12px;font-size:.76rem}
  .header-tools .btn>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
  .burger{flex:none}
}
@media (max-width:560px){
  .stats{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  h1{font-size:clamp(2.2rem,10vw,3rem)}
}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:110;opacity:0;visibility:hidden;transition:.3s}
.scrim.show{opacity:1;visibility:visible}