/* 优美特 NEWMAT — site styles. Hand-written, no framework, system fonts only. */
:root {
  /* live newmat.ai system (index.html :root), copied as-is */
  --bg-live: #050a14; --bg2: #0a1628; --accent: #00d4ff; --accent2: #1C4E9A;
  --text: #e8f0fe; --muted: #7a9bbf; --card: #0d1f35; --border: rgba(0,212,255,0.15);
  /* round-1 semantic names mapped onto the live palette */
  --blue: #00d4ff;       /* NEWMAT material/part = live accent */
  --blue-2: #4fb8e6;
  --blue-3: rgba(0,212,255,.35);
  --blue-ink: #bfefff;
  --teal: #00d4ff;
  --ink: #e8f0fe;
  --ink-2: #9fb6d3;      /* slightly lighter than --muted for body copy (≥4.5:1 on --card) */
  --bg: #050a14;
  --tint: #0a1628;
  --line: rgba(0,212,255,0.15);
  --grey-1: #3a4a60;     /* customer structure */
  --grey-2: #5d6f88;
  --grey-3: #8a9bb3;
  --radius: 12px;
  --wrap: 1200px;
  --hdr: 63px;
  --font: 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--hdr) + 12px); }
body { margin: 0; font: 16px/1.65 var(--font); color: var(--ink); background: var(--bg); overflow-wrap: break-word; }
:lang(zh-CN) body, body:lang(zh-CN) { line-height: 1.8; }
img, svg, video { max-width: 100%; height: auto; display: block; }
picture { display: block; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: var(--blue-ink); }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.01em; color: var(--ink); }
h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); font-weight: 750; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 650; }
.h4, h4 { font-size: 1rem; font-weight: 650; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; border-radius: 4px; }
.sr { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 200; background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; padding: 8px 14px; border-radius: 6px; }
.skip:focus { top: 8px; color: #fff; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }
.small { font-size: .9rem; color: var(--ink-2); }
.muted { color: var(--ink-2); font-weight: 400; }
.eyebrow { font-size: .8rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); margin-bottom: .8em; }
.lead { font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: var(--ink-2); max-width: 46em; }
.link { font-weight: 600; text-decoration: none; }
.link:hover { text-decoration: underline; }
.js .js-only { display: block; } .no-js .js-only { display: none; }
main:focus { outline: none; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4em; min-height: 46px; padding: .65em 1.3em; border-radius: 8px; font: inherit; font-weight: 650; text-decoration: none; cursor: pointer; border: 2px solid transparent; transition: background-color .18s, color .18s, border-color .18s; text-align: center; }
.btn--primary { background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; }
.btn--primary:hover { background: var(--blue-ink); color: #fff; }
.btn--primary:disabled, .btn--primary[aria-disabled="true"] { background: var(--grey-2); cursor: not-allowed; }
.btn--ghost { background: var(--card); color: var(--blue); border-color: var(--blue); }
.btn--ghost:hover { background: var(--tint); }
.btn--on-blue { background: transparent; color: #fff; border-color: rgba(255,255,255,.7); }
.btn--on-blue:hover { background: rgba(255,255,255,.12); color: #fff; }
.btn--sm { min-height: 40px; padding: .45em 1em; font-size: .92rem; }
.btns { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.4em 0 0; }

/* Header */
.hdr { position: sticky; top: 0; z-index: 100; background: rgba(12,49,132,0.95); border-bottom: 1px solid var(--line); }
.hdr__in { height: var(--hdr); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.hdr__logo img { width: 153px; height: 44px; }
.hdr__nav { display: flex; align-items: center; gap: 22px; }
.hdr__nav ul { display: flex; list-style: none; gap: 22px; }
.hdr__nav ul a { color: var(--ink); text-decoration: none; font-weight: 550; font-size: .95rem; padding: 6px 0; border-bottom: 2px solid transparent; }
.hdr__nav ul a:hover { color: var(--blue); }
.hdr__nav ul a[aria-current="page"] { color: var(--blue); border-bottom-color: var(--blue); }
.hdr__lang { color: var(--ink-2); text-decoration: none; font-size: .9rem; white-space: nowrap; padding: 6px 2px; }
.hdr__lang .is-on { color: var(--blue); font-weight: 700; }
.hdr__menu { display: none; }
@media (max-width: 1060px) {
  .hdr__menu { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; font: inherit; font-weight: 600; color: var(--ink); cursor: pointer; }
  .hdr__bars, .hdr__bars::before, .hdr__bars::after { display: block; width: 18px; height: 2px; background: currentColor; position: relative; content: ""; }
  .hdr__bars::before { position: absolute; top: -6px; } .hdr__bars::after { position: absolute; top: 6px; }
  .js .hdr__nav { display: none; }
  .hdr__nav { position: absolute; top: var(--hdr); left: 0; right: 0; background: var(--card); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; gap: 0; padding: 8px 24px 20px; box-shadow: 0 12px 24px rgba(23,43,69,.08); }
  .no-js .hdr__nav { position: static; box-shadow: none; }
  .no-js .hdr__in { height: auto; flex-wrap: wrap; padding-top: 10px; }
  .no-js .hdr__menu { display: none; }
  .hdr.is-open .hdr__nav { display: flex; }
  .hdr__nav ul { flex-direction: column; gap: 0; }
  .hdr__nav ul a { display: block; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .hdr__nav ul a[aria-current="page"] { border-bottom-color: var(--line); box-shadow: inset 3px 0 0 var(--blue); padding-left: 10px; }
  .hdr__lang { padding: 14px 0; font-size: 1rem; }
  .hdr__cta { width: 100%; }
}
@media (max-width: 420px) { .hdr__logo img { width: 125px; height: 36px; } .hdr__menu-t { font-size: .9rem; } }

/* Sections */
.sec { padding: clamp(56px, 8vw, 104px) 0; }
.sec--tight { padding: clamp(32px, 5vw, 56px) 0; }
.sec--tint { background: var(--tint); }
.sec__head { max-width: 760px; margin-bottom: 36px; }
.sec__head p { color: var(--ink-2); }
.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: start; }
.cols2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.cols2 .lead { font-size: 1.1rem; }
@media (max-width: 860px) { .split, .cols2 { grid-template-columns: 1fr; } }

/* Hero */
.hero { padding: clamp(36px, 6vw, 80px) 0 clamp(48px, 6vw, 88px); background: transparent; }
.hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.6rem); }
.hero .scope { margin-top: 1.6em; font-size: .92rem; color: var(--ink-2); border-left: 3px solid var(--blue); padding-left: 12px; max-width: 36em; }
@media (max-width: 900px) { .hero__grid { grid-template-columns: 1fr; } }

.phero { padding: clamp(36px, 6vw, 72px) 0 clamp(28px, 4vw, 48px); background: var(--tint); border-bottom: 1px solid var(--line); }
.phero--short { padding-bottom: 28px; }
.phero__row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.phero__row h1 { margin-bottom: .2em; }
.crumbs { font-size: .88rem; color: var(--ink-2); margin-bottom: 18px; }
.crumbs a { color: var(--ink-2); }

/* Cards */
.cards { list-style: none; display: grid; gap: 20px; }
.cards--caps { grid-template-columns: repeat(4, 1fr); }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.cards--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1060px) { .cards--caps { grid-template-columns: repeat(2, 1fr); } .cards--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards--caps, .cards--3, .cards--2 { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.sec--tint .card { border-color: var(--border); }
.card h3 { margin-bottom: .5em; }
.card p { color: var(--ink-2); margin: 0; }
.cap { padding: 0; position: relative; }
.cap--lead { border-top: 4px solid var(--blue); }
.cap__link { display: flex; flex-direction: column; height: 100%; padding: 22px; color: inherit; text-decoration: none; border-radius: var(--radius); }
.cap__link:hover { color: inherit; }
.cap__art { background: var(--tint); border-radius: 8px; margin-bottom: 18px; padding: 10px; }
.cap__t { font-size: 1.12rem; }
.cap p { flex: 1; margin-bottom: 16px; }
.cap__more { margin-top: 14px; font-weight: 650; color: var(--blue); font-size: .92rem; }
.cap:hover, .cap:focus-within { border-color: var(--blue-3); }
.glyph { width: 100%; height: auto; aspect-ratio: 4 / 3; }
.glyph .g-m, .glyph .g-c { transition: transform .18s ease-out, opacity .18s ease-out; transform-origin: 50% 50%; transform-box: fill-box; }
@media (hover: hover) {
  .cap__link:hover .g-m { transform: scale(1.06); }
  .cap__link:hover .g-c { opacity: .4; }
}
.cap__link:focus-visible .g-m { transform: scale(1.06); }
.cap__link:focus-visible .g-c { opacity: .4; }

.status { display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 650; padding: 5px 10px 5px 8px; border-radius: 999px; background: rgba(0,212,255,.08); color: var(--blue-ink); width: fit-content; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
.status__k { font-weight: 500; color: var(--ink-2); }
.status__k::after { content: " ·"; }
.status--validation { background: rgba(0,212,255,.10); color: #bfefff; } .status--validation::before { background: var(--teal); }
.status--sample { background: rgba(0,212,255,.08); }
.status--codev { background: rgba(255,255,255,.06); color: #c7d3e3; } .status--codev::before { background: var(--grey-3); }

.prob h3 { font-size: 1.05rem; }
.facts { list-style: none; display: grid; gap: 0; border-top: 1px solid var(--line); }
.facts li { padding: 16px 0; border-bottom: 1px solid var(--line); display: grid; gap: 2px; }
.facts strong { color: var(--ink); }
.facts span { color: var(--ink-2); }
.t-m { color: var(--blue) !important; } .t-c { color: var(--grey-3) !important; }

.steps { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; counter-reset: s; margin-bottom: 28px; }
.step { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; position: relative; }
.step__n { display: block; font-weight: 750; color: var(--blue); font-size: .9rem; margin-bottom: 8px; }
.step h3 { font-size: 1.02rem; }
.step p { font-size: .92rem; color: var(--ink-2); margin: 0; }
@media (max-width: 1060px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

.band { background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; }
.band h2, .band p { color: #fff; }
.band p { opacity: .92; max-width: 40em; }
.band__in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; }
.band .btn--primary { background: var(--card); color: var(--blue); }
.band .btn--primary:hover { background: var(--tint); color: var(--blue-ink); }
.band .btns { margin: 0; }
.band .btn--on-blue { overflow-wrap: anywhere; }

/* Tables */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.tbl { width: 100%; border-collapse: collapse; min-width: 560px; }
.tbl th, .tbl td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl thead th { font-size: .85rem; color: var(--ink-2); background: var(--tint); }
.tbl tbody tr:last-child > * { border-bottom: 0; }
@media (max-width: 640px) {
  .tbl { min-width: 0; } .tbl thead { display: none; }
  .tbl tr { display: block; padding: 12px 16px; border-bottom: 1px solid var(--line); }
  .tbl th, .tbl td { display: block; padding: 4px 0; border: 0; }
}

/* Detail pages */
.dgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.dblock { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.dblock h2 { font-size: 1.25rem; display: flex; align-items: center; gap: 10px; }
.dblock--stage { grid-column: 1 / -1; }
.dblock--stage .status { margin-bottom: 12px; }
.dnum { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; font-size: .85rem; flex: none; }
@media (max-width: 860px) { .dgrid { grid-template-columns: 1fr; } }
.ticks { list-style: none; display: grid; gap: 8px; }
.ticks li { padding-left: 22px; position: relative; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 10px; height: 2px; background: var(--blue); }
.deliv { margin: 0 0 12px; display: grid; gap: 12px; }
.deliv div { border-left: 3px solid var(--blue); padding: 2px 0 2px 12px; }
.deliv dt { font-weight: 650; } .deliv dd { margin: 0; color: var(--ink-2); }
.deliv--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 760px) { .deliv--3 { grid-template-columns: 1fr; } }
.inline-links { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 24px; margin-bottom: 1em; }

/* Visuals */
.vis { margin: 0; }
.vis__frame { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.sec--tint .vis__frame { background: var(--card); }
.vis figcaption { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 18px; margin-top: 12px; font-size: .88rem; color: var(--ink-2); }
.vis figcaption.note { display: block; }
.concept-tag { position: absolute; top: 10px; left: 10px; z-index: 2; font-size: .75rem; font-weight: 650; letter-spacing: .02em; color: var(--ink-2); background: var(--tint); border: 1px solid var(--line); padding: 2px 8px; border-radius: 999px; }
.legend { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.legend li { display: inline-flex; align-items: center; gap: 6px; }
.sw { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.sw--m { background: var(--blue); } .sw--c { background: var(--grey-1); border: 1px solid var(--grey-2); }
.vis svg text { font: 600 14px var(--font); fill: var(--blue-ink); }
.vis svg text.sub { font-size: 12px; font-weight: 500; fill: var(--ink-2); }
.vis svg text.tc { fill: var(--grey-3); }
.vis svg .lead { fill: none; stroke: var(--blue); stroke-width: 1.3; }
.vis svg .lead--c { stroke: var(--grey-2); }
.c1 { fill: var(--grey-1); } .c2 { fill: var(--grey-2); } .c3 { stroke: var(--grey-3); stroke-width: 3; fill: none; stroke-linecap: round; }
.m1 { fill: var(--blue); } .m2 { fill: var(--blue-2); } .m3 { fill: var(--blue-3); }
.replay { font: inherit; font-weight: 600; font-size: .88rem; background: none; border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; color: var(--blue); cursor: pointer; min-height: 36px; }
.replay[hidden], [data-toggle][hidden] { display: none; }
.no-js .replay, .no-js [data-toggle] { display: none; }

/* hero motion: customer grey and NEWMAT blue start apart, close in ~1.2s */
.vis--hero svg { aspect-ratio: 620 / 440; width: 100%; }
.vis--hero svg text { font-size: 15px; }
.vis--hero.is-pre .hv-cust { transform: translateY(46px); opacity: .5; }
.vis--hero.is-pre .hv-l1 { transform: translateY(-30px); opacity: 0; }
.vis--hero.is-pre .hv-l2 { transform: translateY(-60px); opacity: 0; }
.vis--hero.is-pre .hv-l3 { transform: translateY(-90px); opacity: 0; }
.vis--hero.is-pre .vis__labels { opacity: 0; }
.vis--hero .hv-cust, .vis--hero .hv-mat path, .vis--hero .vis__labels { transition: transform 1.2s cubic-bezier(.2,.7,.2,1), opacity .9s ease-out; }
.vis--hero .vis__labels { transition-delay: .8s; transition-duration: .4s; }
.vis--hero .hv-l2 { transition-delay: .08s; } .vis--hero .hv-l3 { transition-delay: .16s; }
@media (max-width: 640px) {
  .vis--hero svg { aspect-ratio: auto; }
  .vis--hero.is-pre .hv-cust { transform: translateY(20px); }
  .vis--hero.is-pre .hv-l3 { transform: translateY(-40px); } .vis--hero.is-pre .hv-l2 { transform: translateY(-28px); } .vis--hero.is-pre .hv-l1 { transform: translateY(-14px); }
}

/* hero copy rise */
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.js .hero .rise { animation: rise .5s cubic-bezier(.2,.7,.2,1) both; }
.js .hero .rise:nth-child(2) { animation-delay: .08s; } .js .hero .rise:nth-child(3) { animation-delay: .16s; } .js .hero .rise:nth-child(4) { animation-delay: .22s; animation-duration: .4s; }
@media (max-width: 640px) { @keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } } }

/* tactile stack */
.vis--tactile svg { aspect-ratio: 620 / 300; }
.tl-layer, .tl-note { transition: transform .5s cubic-bezier(.3,.7,.2,1), opacity .3s ease-out; }
.js .vis--tactile .tl-note { opacity: 0; }
.js .vis--tactile.is-open .tl-note { opacity: 1; transition-delay: .2s; }
.vis--tactile.is-open .tl-layer { transform: translateY(var(--dy)); }
.no-js .vis--tactile .tl-layer { transform: translateY(var(--dy)); }
.vis__list { margin: 18px 0 0; padding-left: 1.2em; display: grid; gap: 6px; color: var(--ink-2); font-size: .95rem; }
.vis__list strong { color: var(--blue-ink); } .vis__list .is-c strong { color: var(--grey-3); }

/* parts */
.vis--parts svg, .vis--tactile svg { max-width: 760px; margin: 0 auto; width: 100%; }
.vis--parts svg { aspect-ratio: 640 / 370; }
.pp-tip, .pp-pad, .pp-cust { transition: transform .6s cubic-bezier(.3,.7,.2,1), opacity .4s; }
.vis--parts.is-open .pp-tip { transform: translateY(-36px); }
.vis--parts.is-open .pp-pad { transform: translateX(-46px); }
.vis--parts.is-open .pp-cust { opacity: .55; }

/* hotspots */
.hs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 760px) { .hs-grid { grid-template-columns: 1fr; } }
.hs-art { padding: 18px 18px 8px; }
.hs-art svg { aspect-ratio: 1; max-height: 440px; margin: 0 auto; }
.hs { position: absolute; transform: translate(-50%, -50%); width: 40px; height: 40px; border-radius: 50%; border: 3px solid #fff; background: var(--teal); color: #fff; font: 700 15px var(--font); cursor: pointer; box-shadow: 0 2px 8px rgba(23,43,69,.25); transition: transform .18s; }
.hs[aria-expanded="true"] { background: var(--blue-ink); transform: translate(-50%, -50%) scale(1.12); }
.hs:hover { transform: translate(-50%, -50%) scale(1.12); }
.no-js .hs { pointer-events: none; }
.hs-panels { display: grid; gap: 14px; }
.hs-panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.hs-panel svg { width: 100%; max-width: 360px; margin-bottom: 12px; }
.hs-panel h4 { display: flex; align-items: center; gap: 8px; }
.hs-n { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--teal); color: #fff; font-size: .8rem; }
.hs-panel p { margin: 0; color: var(--ink-2); }
.js .hs-panel { display: none; }
.js .hs-panel.is-on { display: block; animation: open .3s ease-out; }
@keyframes open { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.hs-panel rect { opacity: .35; } .hs-panel rect.hi { opacity: 1; }
.hs-panel .tin { font: 600 11px var(--font); fill: #fff; } .hs-panel .tin--c { fill: var(--ink); }
.hs-panel rect.m3 + .tin { fill: var(--blue-ink); }
.vis--hs .seam { stroke: #fff; stroke-width: 2; }
.hint { font-size: .85rem; }
.no-js .hint { display: none; }

/* platform diagram */
.vis--platform svg { aspect-ratio: 760 / 320; }
.pfb { fill: var(--tint); stroke: var(--grey-2); } .pfm { fill: rgba(0,212,255,.08); stroke: var(--blue); stroke-width: 2; } .pfo { fill: var(--blue); }
.vis--platform text { font: 600 15px var(--font) !important; fill: var(--ink) !important; } .vis--platform text.w { fill: #fff !important; } .vis--platform text.b { font-weight: 750 !important; }
.pf-line { fill: none; stroke: var(--blue-2); stroke-width: 2; stroke-dasharray: 1; stroke-dashoffset: 0; }
.js .vis--platform.is-pre .pf-line { stroke-dashoffset: 1; }
.js .vis--platform.is-pre .pf-mid, .js .vis--platform.is-pre .pf-out { opacity: .25; }
.vis--platform .pf-line { transition: stroke-dashoffset .9s ease-out; }
.vis--platform .pf-line--out { transition-delay: .9s; }
.vis--platform .pf-mid { transition: opacity .4s .6s; } .vis--platform .pf-out { transition: opacity .4s 1.2s; }
.vis--platform .note { color: var(--ink-2); font-size: .92rem; }
.pf-m { display: none; }
@media (max-width: 640px) {
  .vis--platform svg { display: none; }
  .pf-m { display: grid; gap: 8px; justify-items: center; text-align: center; }
  .pf-m__src { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; width: 100%; }
  .pf-m__src li { background: var(--tint); border: 1px solid var(--grey-2); border-radius: 8px; padding: 10px 6px; font-weight: 600; font-size: .92rem; }
  .pf-m__arr { color: var(--blue-2); font-size: 1.3rem; line-height: 1; }
  .pf-m__mid { background: rgba(0,212,255,.08); border: 2px solid var(--blue); border-radius: 10px; padding: 12px; margin: 0; width: 100%; }
  .pf-m__mid strong { display: block; }
  .pf-m__out { background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; border-radius: 10px; padding: 12px; margin: 0; width: 100%; font-weight: 700; }
}

/* engineering flow: steps light up as you scroll; sticky image on wide screens */
.flow-wrap { position: relative; display: grid; grid-template-columns: 1fr; gap: 32px; }
.flow { list-style: none; display: grid; gap: 22px; }
.flow__step { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); transition: border-color .3s, box-shadow .3s; }
.flow__n { display: inline-block; font-weight: 750; color: var(--grey-3); margin-bottom: 6px; transition: color .3s; }
.flow__step p { color: var(--ink-2); margin: 0; }
.flow__step.is-lit { border-color: var(--blue); box-shadow: inset 4px 0 0 var(--blue); }
.flow__step.is-lit .flow__n { color: var(--blue); }
.flow__img picture, .flow__img .ph, .flow__frame picture, .flow__frame .ph { border-radius: 8px; overflow: hidden; }
.flow__img img, .flow__frame img { width: 100%; height: auto; aspect-ratio: 550 / 216; object-fit: cover; }
.flow__stage { display: none; }
@media (min-width: 1000px) {
  .js .flow-wrap { grid-template-columns: 1fr 1.05fr; }
  .js .flow__step { grid-template-columns: 1fr; }
  .js .flow__img { display: none; }
  .js .flow__stage { display: block; position: sticky; top: calc(var(--hdr) + 32px); align-self: start; aspect-ratio: 550 / 216; }
  .flow__frame { position: absolute; inset: 0; opacity: 0; transition: opacity .35s; }
  .flow__frame.is-on { opacity: 1; }
}
@media (max-width: 700px) { .flow__step { grid-template-columns: 1fr; } }

.topic { padding: 0; overflow: hidden; }
.topic__img img { width: 100%; aspect-ratio: 550 / 216; object-fit: cover; }
.topic__img .ph { border-radius: 0; border-width: 0 0 1px; }
.topic h3, .topic p { padding: 0 22px; } .topic h3 { padding-top: 18px; } .topic p { padding-bottom: 22px; }
.numlist { padding-left: 1.3em; display: grid; gap: 10px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 10px; }
.faq summary { cursor: pointer; padding: 16px 20px; font-weight: 650; min-height: 44px; }
.faq details p { padding: 0 20px 16px; margin: 0; color: var(--ink-2); }

/* placeholder frames for missing real photos */
.ph { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 4px; width: 100%; background: repeating-linear-gradient(135deg, #0a1628 0 12px, #0d1f35 12px 24px); border: 1px dashed var(--grey-2); border-radius: 8px; color: var(--grey-3); text-align: center; padding: 12px; }
.ph__k { font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.ph__v { font-size: .9rem; }

/* about */
.method { list-style: none; display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
.method li { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 12px; font-weight: 600; text-align: center; position: relative; }
.method li span { display: block; color: var(--blue); font-size: .85rem; font-weight: 750; }
.method li:last-child { background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; } .method li:last-child span { color: #fff; }
@media (max-width: 1000px) { .method { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 560px) { .method { grid-template-columns: 1fr 1fr; } }
.bases { display: grid; grid-template-columns: 300px 1fr; gap: 24px; }
.bases__tabs { display: grid; gap: 10px; align-content: start; }
.bt { text-align: left; font: inherit; font-weight: 650; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; cursor: pointer; min-height: 44px; transition: border-color .25s, background-color .25s; }
.bt__loc { display: block; font-size: .8rem; font-weight: 500; color: var(--ink-2); }
.bt[aria-selected="true"] { border-color: var(--blue); background: rgba(0,212,255,.08); box-shadow: inset 4px 0 0 var(--blue); }
.bp { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px; align-items: start; }
.js .bp { display: none; } .js .bp.is-on { display: grid; animation: fade .25s ease-out; }
.no-js .bp { margin-bottom: 28px; } .no-js .bases__tabs { display: none; } .no-js .bases { grid-template-columns: 1fr; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.bp__media video { width: 100%; border-radius: 8px; }
.bp__loc { color: var(--ink-2); font-size: .9rem; }
@media (max-width: 960px) { .bases { grid-template-columns: 1fr; } .bases__tabs { grid-template-columns: 1fr 1fr; } .bp { grid-template-columns: 1fr; } }
.tag { display: inline-block; margin-top: 14px; font-size: .8rem; font-weight: 650; padding: 3px 10px; border-radius: 999px; }
.tag--now { background: rgba(0,212,255,.08); color: var(--blue-ink); } .tag--next { background: rgba(0,212,255,.10); color: #bfefff; }
.card .tag { margin-top: 14px; }
.person__role { color: var(--teal) !important; font-weight: 600; margin-bottom: 12px !important; }
.person .ticks { color: var(--ink-2); font-size: .95rem; }
.roles { margin-top: 32px; }

/* contact */
.contact { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: start; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.form { display: grid; gap: 18px; }
.form__note { font-size: .9rem; color: var(--ink-2); margin: 0; }
.f { display: grid; gap: 6px; margin: 0; }
.f label, .f legend { font-weight: 600; }
.req { color: #ff8a80; } .opt { font-weight: 400; color: var(--ink-2); font-size: .9rem; }
input[type=text], input[type=email], select, textarea { width: 100%; font: inherit; color: var(--ink); background: var(--card); border: 1px solid rgba(0,212,255,.25); border-radius: 8px; padding: 11px 12px; min-height: 46px; transition: border-color .15s, box-shadow .15s; }
textarea { resize: vertical; min-height: 140px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,212,255,.2); }
[aria-invalid="true"] { border-color: #ff8a80 !important; }
.f__err { color: #ff8a80; font-size: .88rem; margin: 0; min-height: 0; }
.f__err:empty { display: none; }
.f__hint { font-size: .88rem; color: var(--ink-2); margin: 0; }
.f--radio { border: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.f--radio legend { margin-bottom: 6px; width: 100%; }
.f--radio label { font-weight: 400; display: inline-flex; align-items: center; gap: 6px; min-height: 36px; }
.f--radio input { width: 18px; height: 18px; accent-color: var(--blue); }
.more { border: 1px solid var(--line); border-radius: var(--radius); background: var(--tint); }
.more summary { cursor: pointer; padding: 14px 16px; font-weight: 650; color: var(--blue); min-height: 44px; }
.more__in { padding: 4px 16px 18px; display: grid; gap: 16px; }
.more[open] .more__in { animation: open .25s ease-out; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.form__privacy { font-size: .88rem; color: var(--ink-2); margin: 0; }
.st { padding: 12px 14px; border-radius: 8px; margin: 0; font-size: .95rem; }
.st--info { background: var(--tint); color: var(--ink-2); }
.st--warn { background: rgba(255,184,0,.1); color: #ffd98a; border: 1px solid rgba(255,184,0,.35); }
.st--err { background: rgba(255,90,80,.1); color: #ffb4ab; border: 1px solid rgba(255,90,80,.4); }
.st--ok { background: rgba(74,222,128,.1); color: #a7f3c4; border: 1px solid rgba(74,222,128,.35); }
.st a { font-weight: 650; color: inherit; overflow-wrap: anywhere; }
.btn.is-busy { position: relative; }
.btn.is-busy::after { content: ""; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.5); border-top-color: #fff; border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(1turn); } }
.cinfo { display: grid; gap: 14px; }
.cinfo__b { background: var(--tint); border-radius: var(--radius); padding: 20px; }
.cinfo__b p { margin: 0 0 .4em; }
.cinfo .big { font-size: 1.1rem; font-weight: 650; overflow-wrap: anywhere; }

/* prose */
.prose h2 { font-size: 1.3rem; margin-top: 1.8em; }
.prose ul { padding-left: 1.2em; display: grid; gap: 6px; margin-bottom: 1em; }

/* footer */
.ftr { background: rgba(0,0,0,.2); color: #C9D3E2; padding: 56px 0 28px; font-size: .92rem; }
.ftr a { color: #fff; text-decoration: none; } .ftr a:hover { text-decoration: underline; color: #fff; }
.ftr__grid { display: grid; grid-template-columns: 1.4fr 1.2fr 1fr 1.2fr; gap: 28px; }
.ftr__brand img { width: 153px; height: 44px; background: var(--card); border-radius: 6px; padding: 4px 6px; box-sizing: content-box; margin-bottom: 14px; }
.ftr__h { font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: #8FA3C0; margin-bottom: 12px; }
.ftr ul { list-style: none; display: grid; gap: 8px; }
.ftr li { overflow-wrap: anywhere; }
.ftr__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); font-size: .82rem; color: #8FA3C0; }
@media (max-width: 900px) { .ftr__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .ftr__grid { grid-template-columns: 1fr; } }

@media (max-width: 480px) { .wrap { padding: 0 18px; } .card, .dblock { padding: 20px; } .cap__link { padding: 18px; } .btns .btn { flex: 1 1 100%; } .band .btns { width: 100%; } }

/* Reduced motion: show the final, complete static state immediately. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .vis--hero.is-pre .hv-cust, .vis--hero.is-pre .hv-mat path, .vis--hero.is-pre .vis__labels { transform: none !important; opacity: 1 !important; }
  .js .vis--platform.is-pre .pf-line { stroke-dashoffset: 0; } .js .vis--platform.is-pre .pf-mid, .js .vis--platform.is-pre .pf-out { opacity: 1; }
  .btn.is-busy::after { border-top-color: rgba(255,255,255,.5); }
}
html.rm .vis--hero.is-pre .hv-cust, html.rm .vis--hero.is-pre .hv-mat path, html.rm .vis--hero.is-pre .vis__labels { transform: none; opacity: 1; }

/* Small screens: SVG labels would be too small, so they are hidden and the same
   labels are shown as an HTML list under the drawing. */
.vis__mlist { display: none; }
@media (max-width: 640px) {
  .vis__frame { padding-top: 40px; }
  .vis--hero .vis__labels, .vis--parts .vis__labels, .vis--tactile .tl-note, .vis--tactile .tl-cust text, .vis--tactile .tl-cust .lead { display: none; }
  .vis--hero svg { aspect-ratio: auto; }
  .vis--hero svg, .vis--parts svg { width: 100%; }
  .vis__mlist { display: grid; list-style: none; gap: 4px; margin: 12px 0 0; font-size: .9rem; }
  .vis__mlist li { display: flex; gap: 8px; align-items: baseline; }
  .vis__mlist li::before { content: ""; flex: none; width: 10px; height: 10px; border-radius: 2px; background: var(--blue); transform: translateY(1px); }
  .vis__mlist li.is-c { color: var(--grey-3); } .vis__mlist li.is-c::before { background: var(--grey-1); border: 1px solid var(--grey-2); }
}
@media (max-width: 640px) { .vis--hero svg { max-height: 260px; margin: 0 auto; } }
.cards-note { margin: -16px 0 16px; }

/* ---- Round 2 (2026-10-04): components adapted from the reference deck ---- */
.cards--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1060px) { .cards--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards--4 { grid-template-columns: 1fr; } }
.cap__tag { flex: 0 0 auto !important; margin: -4px 0 10px !important; font-size: .82rem; font-weight: 600; color: var(--teal) !important; letter-spacing: .01em; }
.split--vis { align-items: center; }
.ind { border-top: 3px solid var(--blue-3); } .ind h3 { color: var(--blue-ink); }

/* reference "enter" keyframe: sections rise into view once (JS adds .in-view; content visible without JS) */
@keyframes enter { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.js [data-enter]:not(.in-view) { opacity: 0; }
.js [data-enter].in-view { animation: enter .55s cubic-bezier(.2,.7,.2,1) both; }

/* scenarios strip (reference slide "机器人的新场景，我们并不陌生") */
.scenes { list-style: none; display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.scenes li { padding: 20px 16px; border-right: 1px solid var(--line); display: grid; gap: 4px; position: relative; overflow: hidden; }
.scenes li:last-child { border-right: 0; }
.scenes strong { font-size: 1.12rem; color: var(--ink); }
.scenes span:not(.scenes__n) { color: var(--ink-2); font-size: .92rem; }
.scenes__n { font-size: .8rem; font-weight: 750; color: var(--teal); }
/* reference "strip-light": a light passes across the strip once when it enters view */
.scenes li::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--blue); opacity: .18; }
.js .scenes.in-view li::after { animation: strip-light 1.6s ease-in-out both; }
.scenes.in-view li:nth-child(2)::after { animation-delay: .12s; } .scenes.in-view li:nth-child(3)::after { animation-delay: .24s; }
.scenes.in-view li:nth-child(4)::after { animation-delay: .36s; } .scenes.in-view li:nth-child(5)::after { animation-delay: .48s; } .scenes.in-view li:nth-child(6)::after { animation-delay: .6s; }
@keyframes strip-light { 0%, 72%, 100% { opacity: .18; } 35% { opacity: 1; } }
@media (max-width: 1000px) { .scenes { grid-template-columns: repeat(3, 1fr); } .scenes li:nth-child(3) { border-right: 0; } .scenes li:nth-child(-n+3) { border-bottom: 1px solid var(--line); } }
@media (max-width: 560px) { .scenes { grid-template-columns: 1fr 1fr; } .scenes li { border-right: 1px solid var(--line) !important; border-bottom: 1px solid var(--line); } .scenes li:nth-child(2n) { border-right: 0 !important; } .scenes li:nth-last-child(-n+2) { border-bottom: 0; } }

/* tactile principle (reference keyframes tactile-press / core / marker / read, copied and recoloured) */
.vis--tp svg { width: 100%; aspect-ratio: 600 / 346; }
.vis--tp svg text { font-size: 15px; } .vis--tp .tp-k { font-size: 12px; letter-spacing: .08em; fill: var(--ink-2); }
.tp-probe { animation: tactile-press 5.8s ease-in-out 3 both paused; }
.tp-core { transform-origin: 300px 208px; animation: tactile-core 5.8s ease-in-out 3 both paused; }
.tp-markers { animation: tactile-marker 5.8s ease-in-out 3 both paused; }
.tp-ray { opacity: .9; animation: tactile-read 5.8s ease-in-out 3 both paused; }
.vis--tp.is-playing .tp-probe, .vis--tp.is-playing .tp-core, .vis--tp.is-playing .tp-markers, .vis--tp.is-playing .tp-ray { animation-play-state: running; }
@keyframes tactile-press { 0%, 12%, 100% { transform: translateY(-7px); } 36%, 64% { transform: translateY(1px); } 78% { transform: translateY(-4px); } }
@keyframes tactile-core { 0%, 12%, 100% { transform: scaleY(1); } 36%, 64% { transform: scaleY(.88); } 78% { transform: scaleY(.98); } }
@keyframes tactile-marker { 0%, 12%, 100% { transform: translate(0, 0); } 36%, 64% { transform: translate(5px, 5px); } 78% { transform: translate(1px, 1px); } }
@keyframes tactile-read { 0%, 25%, 100% { opacity: .25; } 42%, 72% { opacity: .9; } 85% { opacity: .45; } }
.tp-seq { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; border-top: 1px solid var(--line); padding-top: 12px; font-weight: 600; }
.tp-seq li { display: flex; align-items: center; gap: 8px; }
.tp-seq li + li::before { content: "→"; color: var(--blue-2); }
.tp-seq em { font-style: normal; font-size: .8rem; color: var(--teal); }
.vis--tp .note { margin-top: 10px; }
@media (max-width: 480px) { .tp-seq { grid-template-columns: 1fr; } .tp-seq li + li::before { content: "↓"; } }
.dblock--wide { grid-column: 1 / -1; }
.dblock--wide .vis--tp { max-width: 760px; }

/* material architecture (reference slide "复用的不是一张配方") with the reference "flow" dash motion */
.arch { display: grid; grid-template-columns: 1fr 28px 1fr 28px 1fr 28px 1.25fr; align-items: stretch; }
.arch__col { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.arch__col h3 { font-size: 1.02rem; } .arch__col ul { list-style: none; display: grid; gap: 6px; color: var(--ink-2); font-size: .93rem; }
.arch__col strong { color: var(--blue-ink); display: block; }
.arch__k { font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--teal); margin-bottom: .4em; }
.arch__col--core { background: linear-gradient(135deg,#0C3184,#1a50cc); border-color: rgba(0,212,255,.4); display: grid; align-content: center; }
.arch__col--core h3, .arch__col--core .arch__k { color: #fff; }
.arch__arr { align-self: center; height: 2px; margin: 0 4px; background: repeating-linear-gradient(90deg, var(--blue-2) 0 6px, transparent 6px 12px); background-size: 24px 2px; }
.js .vis--arch.in-view .arch__arr { animation: flow 1.2s linear 4; }
@keyframes flow { to { background-position: 24px 0; } }
@media (max-width: 960px) { .arch { grid-template-columns: 1fr; gap: 0; } .arch__arr { justify-self: center; width: 2px; height: 22px; margin: 4px 0; background: repeating-linear-gradient(180deg, var(--blue-2) 0 6px, transparent 6px 12px); } }

/* AI three layers */
.ai3__n { display: block; font-weight: 750; color: var(--teal); font-size: .85rem; margin-bottom: 4px; }
.ai3 { list-style: none; } .ai3__s { font-weight: 600; color: var(--blue-ink) !important; margin-bottom: .5em !important; }

/* team leads */
.roles__h { margin-top: 32px; }
.leads { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.leads li { background: var(--tint); border-radius: var(--radius); padding: 16px; display: grid; gap: 4px; font-size: .93rem; color: var(--ink-2); align-content: start; }
.leads strong { color: var(--ink); font-size: 1rem; }
.leads .person__role { margin: 0 !important; }
@media (max-width: 1060px) { .leads { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .leads { grid-template-columns: 1fr 1fr; } }
@media (max-width: 400px) { .leads { grid-template-columns: 1fr; } }

/* replaceable parts: maintenance cycle */
.cycle { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; counter-reset: c; }
.cycle li { background: rgba(0,212,255,.08); border-radius: 999px; padding: 6px 14px; color: var(--blue-ink); }
.cycle li + li::before { content: "→ "; color: var(--blue-2); }

/* process animations in the base module (replaces base photo placeholders) */
.proc { margin: 0; }
.proc__frame { position: relative; aspect-ratio: 16 / 9; border-radius: 8px; overflow: hidden; background: var(--tint); }
.proc__frame video, .proc__frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.proc figcaption { display: grid; gap: 2px; margin-top: 10px; font-size: .88rem; color: var(--ink-2); }
.proc figcaption strong { color: var(--ink); font-size: .95rem; }

/* contact: mailto flow */
.form__how { background: rgba(0,212,255,.08); border-radius: 8px; padding: 12px 14px; margin: 0; font-size: .95rem; }
.fallback { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; background: var(--tint); display: grid; gap: 10px; }
.fallback[hidden] { display: none; }
.fallback__t { margin: 0; font-weight: 600; }
.fallback textarea { font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; min-height: 220px; background: var(--card); }
.fallback .btns { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  .js [data-enter]:not(.in-view) { opacity: 1; }
  .tp-probe, .tp-core, .tp-markers, .tp-ray { animation: none !important; }
  .tp-probe { transform: translateY(1px); } .tp-markers { transform: translate(5px, 5px); } .tp-core { transform: scaleY(.88); }
}

/* round 3: public application examples */
.case { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.case__fig { position: relative; margin: 0; background: var(--tint); }
.case__fig img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.case__fig figcaption { font-size: .8rem; color: var(--ink-2); padding: 6px 12px; }
.case__ai { position: absolute; top: 10px; left: 10px; }
.case__body { padding: 18px 20px 20px; display: grid; gap: 6px; align-content: start; }
.case__body h3 { margin: 0; }
.case__body p { margin: 0; color: var(--ink-2); }
.case__stage { font-size: .8rem; font-weight: 650; letter-spacing: .04em; color: var(--teal); }
.case--sudo { display: grid; grid-template-columns: 1.15fr 1fr; margin-bottom: 20px; border-top: 3px solid var(--blue); }
.case--sudo .case__body { padding: 24px 28px; gap: 10px; }
.case__lock { display: flex; align-items: center; gap: 10px; color: var(--ink-2) !important; }
.case__lock img { height: 22px; width: auto; }
.case__lock strong { color: var(--blue); font-size: 1.05rem; }
.case__big { font-size: 1.2rem; font-weight: 700; color: var(--blue-ink) !important; line-height: 1.4; }
.case__flow { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.case__flow li { background: rgba(0,212,255,.08); border-radius: 999px; padding: 4px 12px; color: var(--blue-ink); font-size: .9rem; }
.case__flow li + li::before { content: "→ "; color: var(--blue-2); }
.cases { display: grid; gap: 20px; margin-bottom: 14px; }
.cases--2 { grid-template-columns: 1fr 1fr; }
.dblock .case--sudo { margin-top: 6px; }
.founders { max-width: 900px; }
@media (max-width: 860px) { .case--sudo { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .cases--2 { grid-template-columns: 1fr; } .case--sudo .case__body { padding: 18px 20px; } }
.cases--row .case { display: grid; grid-template-columns: 1.15fr 1fr; }
.cases--row .case__body { padding: 24px 28px; }
@media (max-width: 860px) { .cases--row .case { grid-template-columns: 1fr; } }

/* ==== Round 4: live newmat.ai visual + motion system (copied from /var/www/newmat/index.html) ==== */
body { background: var(--bg-live); color: var(--text); overflow-x: hidden; }
html { scroll-behavior: smooth; }
a { color: var(--accent); }
a:hover { color: #fff; }
h1, h2, h3, h4 { color: var(--text); letter-spacing: 0; }
h1 { font-weight: 800; line-height: 1.2; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; }
.eyebrow, .section-tag { color: rgba(255,255,255,0.6); font-size: 0.8rem; font-weight: 400; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 0.8rem; }
.lead, .subtitle { color: var(--muted); line-height: 1.8; }
.sec__head p, .card p, .dblock p { color: var(--ink-2); }
.small { color: var(--ink-2); }

/* scroll progress (live) */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: linear-gradient(90deg, var(--accent), #1a50cc, var(--accent)); z-index: 9999; width: 0%; transition: width 0.05s linear; }

/* nav (live: fixed, blue glass, darkens on scroll) */
.hdr { position: fixed; top: 3px; left: 0; right: 0; z-index: 100; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); background: rgba(12,49,132,0.95); border-bottom: 1px solid var(--border); transition: background .4s ease, box-shadow .4s ease; }
.hdr.scrolled { background: rgba(5,10,20,0.85); backdrop-filter: blur(20px); box-shadow: 0 4px 30px rgba(0,0,0,0.3); }
body { padding-top: 63px; }
.hdr__in { height: 60px; max-width: none; padding: 0 4%; }
.hdr__logo img { width: auto; height: 36px; }
.hdr__nav ul { gap: 1.5rem; }
.hdr__nav ul a { color: var(--muted); font-weight: 400; font-size: .85rem; position: relative; border-bottom: 0; transition: color .3s; }
.hdr__nav ul a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--accent); transition: width .3s ease; }
.hdr__nav ul a:hover, .hdr__nav ul a[aria-current="page"] { color: var(--accent); }
.hdr__nav ul a:hover::after, .hdr__nav ul a[aria-current="page"]::after { width: 100%; }
.hdr__lang { color: var(--muted); font-size: .85rem; border: 1px solid var(--border); padding: .3rem .8rem; border-radius: 4px; transition: all .3s; }
.hdr__lang:hover { color: var(--accent); border-color: var(--accent); background: rgba(0,212,255,0.08); }
.hdr__lang .is-on { color: #fff; }
.hdr__cta { min-height: 36px !important; padding: .4rem 1rem !important; font-size: .82rem !important; }
@media (max-width: 1060px) {
  .hdr__menu { background: transparent; color: #fff; border-color: rgba(255,255,255,.3); }
  .hdr__nav { top: 60px; background: #050a14; max-height: calc(100vh - 63px); overflow-y: auto; border-bottom: 1px solid var(--border); box-shadow: 0 12px 30px rgba(0,0,0,.4); }
  .hdr__nav ul a { border-bottom: 1px solid var(--border); color: var(--text); font-size: 1rem; }
  .hdr__nav ul a::after { display: none; }
  .hdr__nav ul a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--accent); border-bottom-color: var(--border); }
  .hdr__lang { border: 0; padding: 14px 0; }
}
.no-js .hdr { position: static; } .no-js body { padding-top: 0; }

/* buttons (live) */
.btn { border-radius: 6px; font-weight: 600; position: relative; overflow: hidden; transition: all .3s ease; }
.btn--primary { background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; box-shadow: 0 0 20px rgba(12,49,132,0.5); border: 0; }
.btn--primary:hover { background: rgba(255,255,255,0.9); color: #0C3184; transform: translateY(-2px); box-shadow: 0 6px 25px rgba(12,49,132,0.6); }
.btn--ghost, .btn--on-blue { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.6); }
.btn--ghost:hover, .btn--on-blue:hover { background: rgba(255,255,255,0.1); color: #fff; transform: translateY(-2px); }
.btn .ripple { position: absolute; border-radius: 50%; background: rgba(255,255,255,0.3); transform: scale(0); animation: ripple-anim 0.6s ease-out; pointer-events: none; }
@keyframes ripple-anim { to { transform: scale(4); opacity: 0; } }
.link { color: var(--accent); }

/* sections: live rhythm (80px 5%, alternating dark bands) */
.sec { padding: 80px 0; }
.sec--tint, .sec--alt { background: rgba(0,0,0,0.15); }
.wrap { max-width: none; padding: 0 5%; }
.wrap.narrow { max-width: 900px; padding: 0 24px; }
@media (min-width: 1500px) { .wrap { padding: 0 calc((100% - 1360px) / 2); } }

/* hero (live: centred headline over hero_bg + blue gradient + grid + orbs) */
.lhero { min-height: min(70vh, 760px); display: flex; align-items: center; justify-content: center; text-align: center; padding: 90px 5%; position: relative; overflow: hidden; }
.lhero--page { min-height: min(46vh, 480px); padding: 80px 5% 70px; }
.lhero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .55; }
.lhero__shade { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(12,49,132,0.3) 0%, rgba(12,49,132,0.6) 60%, rgba(5,10,20,1) 100%); }
.lhero__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px); background-size: 60px 60px; }
.lhero__in { position: relative; max-width: 860px; z-index: 1; }
.lhero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); margin-bottom: 1.2rem; }
.lhero--page h1 { font-size: clamp(2rem, 4.2vw, 3rem); }
.lhero h1 .hl { color: #fff; text-decoration: underline; text-decoration-color: rgba(255,255,255,0.4); text-underline-offset: 6px; }
.lhero p.lead { font-size: 1.1rem; color: #c3d4ea; max-width: 640px; margin: 0 auto 2.2rem; }
.lhero .btns { justify-content: center; }
.hero-tag { display: inline-block; background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.3); color: #fff; padding: .3rem 1rem; border-radius: 20px; font-size: .8rem; letter-spacing: .1em; margin-bottom: 1.5rem; }
.lhero .crumbs { color: rgba(255,255,255,.7); } .lhero .crumbs a { color: rgba(255,255,255,.8); }
.lhero .status { margin: 0 auto; }
.lhero__note { margin-top: 1.6rem; font-size: .88rem; color: rgba(255,255,255,.7); }
.typewriter-cursor { display: inline-block; width: 3px; height: 1em; background: var(--accent); margin-left: 4px; animation: blink 0.7s step-end infinite; vertical-align: text-bottom; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
.glow-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.15; animation: float-orb 8s ease-in-out infinite; pointer-events: none; }
.glow-orb:nth-of-type(1) { width: 300px; height: 300px; background: var(--accent); top: 20%; left: 10%; animation-delay: 0s; }
.glow-orb:nth-of-type(2) { width: 200px; height: 200px; background: #1a50cc; top: 60%; right: 15%; animation-delay: 3s; }
.glow-orb:nth-of-type(3) { width: 250px; height: 250px; background: #7c3aed; bottom: 10%; left: 40%; animation-delay: 5s; }
@keyframes float-orb { 0%, 100% { transform: translate(0,0) scale(1); } 25% { transform: translate(30px,-20px) scale(1.1); } 50% { transform: translate(-20px,30px) scale(.9); } 75% { transform: translate(15px,15px) scale(1.05); } }
#particle-canvas { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
@media (max-width: 768px) { .glow-orb, #particle-canvas { display: none; } }

/* cards (live .card: glow border, mouse-follow radial, lift) */
.card, .dblock, .step, .case, .arch__col, .flow__step, .faq details, .hs-panel, .bt, .leads li, .cinfo__b, .method li, .scenes { background: var(--card); border: 1px solid var(--border); border-radius: 12px; }
.card, .dblock, .step, .case, .audience-card, .lcard { position: relative; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.card::after, .dblock::after, .step::after, .lcard::after { content: ''; position: absolute; inset: 0; border-radius: 12px; opacity: 0; transition: opacity .3s ease; background: radial-gradient(circle at var(--mouse-x,50%) var(--mouse-y,50%), rgba(0,212,255,0.08), transparent 60%); pointer-events: none; }
.card:hover, .step:hover, .case:hover, .lcard:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,212,255,0.15); border-color: rgba(0,212,255,0.3); }
.card:hover::after, .dblock:hover::after, .step:hover::after, .lcard:hover::after { opacity: 1; }
.dblock:hover { border-color: rgba(0,212,255,0.3); }
.cards { gap: 1.5rem; }
.step { padding: 2rem 1.6rem; text-align: center; }
.step__n { width: 48px; height: 48px; border-radius: 50%; background: #fff; color: #0C3184; font-weight: 800; font-size: 1.05rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 1.2rem; }

/* fade-in (live) */
.js .fade-in { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.js .fade-in.visible { opacity: 1; transform: none; }
.fade-in[data-delay="1"] { transition-delay: .1s; } .fade-in[data-delay="2"] { transition-delay: .2s; } .fade-in[data-delay="3"] { transition-delay: .3s; } .fade-in[data-delay="4"] { transition-delay: .4s; }

/* image cards (live .product-card) */
.product-grid { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.product-grid--3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.product-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; position: relative; display: flex; flex-direction: column; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.product-card:hover, .product-card:focus-within { transform: translateY(-6px) scale(1.02); box-shadow: 0 12px 40px rgba(0,212,255,0.15); border-color: rgba(0,212,255,0.3); }
.product-card .card-img { position: relative; overflow: hidden; }
.product-card .card-img img { width: 100%; height: 160px; object-fit: cover; display: block; transition: transform .4s ease; }
.product-card:hover .card-img img { transform: scale(1.05); }
.product-card::before { z-index: 2; content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.product-card.pro::before { background: linear-gradient(90deg,#ff6b35,#ff9500); }
.product-card.medi::before { background: linear-gradient(90deg,#00d4ff,#0077ff); }
.product-card.food::before { background: linear-gradient(90deg,#00c853,#69f0ae); }
.product-card.lite::before { background: linear-gradient(90deg,#aa00ff,#ea80fc); }
.product-card .card-content { padding: 1.4rem; flex: 1; display: flex; flex-direction: column; }
.product-badge { font-size: .7rem; font-weight: 700; letter-spacing: .1em; padding: .2rem .6rem; border-radius: 4px; margin-bottom: 1rem; display: inline-block; background: rgba(255,255,255,0.15); color: #fff; width: fit-content; text-transform: uppercase; }
@media (max-width: 560px) { .product-badge { font-size: .78rem; letter-spacing: .06em; } }
.product-card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.product-card .tagline { color: var(--ink-2); font-size: .88rem; margin-bottom: 1rem; line-height: 1.6; }
.product-card .status { margin-top: auto; }
.product-card a.stretch { color: inherit; text-decoration: none; }
.product-card a.stretch::before { content: ''; position: absolute; inset: 0; z-index: 3; }
.product-card .more { margin-top: 12px; font-size: .88rem; font-weight: 600; color: var(--accent); background: none; border: 0; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1rem; list-style: none; }
.tags .tag, .tag { font-size: .75rem; padding: .2rem .6rem; border-radius: 4px; background: rgba(255,255,255,0.12); color: #fff; border: 1px solid rgba(255,255,255,0.2); margin: 0; font-weight: 400; transition: background .3s, border-color .3s; }
.tag:hover { background: rgba(0,212,255,0.15); border-color: rgba(0,212,255,0.3); }
.cimg { position: relative; }
.cimg .concept-tag { top: 8px; left: 8px; }

/* concept tag on dark */
.concept-tag { color: rgba(255,255,255,.85); background: rgba(5,10,20,.6); border: 1px solid rgba(255,255,255,.2); backdrop-filter: blur(4px); }

/* problem cards (live: photo strip fading into card) */
.pcard { padding: 0; display: flex; flex-direction: column; }
.pcard__img { height: 160px; background-size: cover; background-position: center; position: relative; }
.pcard__img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 40%, var(--card) 100%); }
.pcard__b { padding: 1.5rem 2rem 2rem; }
.pcard h3 { font-size: 1.1rem; }

/* audience (live .audience-card) */
.audience-grid { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.audience-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 2rem; }
.audience-card::after { content: ''; position: absolute; inset: 0; border-radius: 12px; opacity: 0; transition: opacity .3s ease; background: radial-gradient(circle at var(--mouse-x,50%) var(--mouse-y,50%), rgba(0,212,255,0.08), transparent 60%); pointer-events: none; }
.audience-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,212,255,0.15); border-color: rgba(0,212,255,0.3); }
.audience-card:hover::after { opacity: 1; }
.audience-card img { width: 64px; height: 64px; border-radius: 12px; object-fit: cover; margin-bottom: 1rem; }
.audience-card h3 { font-size: 1.05rem; margin-bottom: .6rem; }
.audience-card p { color: var(--ink-2); font-size: .9rem; line-height: 1.7; margin: 0; }

/* exploded view frame + callout (live #solution) */
.xframe { margin-top: 2.5rem; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); box-shadow: 0 8px 32px rgba(0,212,255,0.08); position: relative; }
.xframe img { width: 100%; display: block; }
.callout { margin-top: 1rem; padding: 1rem 1.2rem; background: rgba(0,212,255,0.06); border-radius: 8px; border: 1px solid var(--border); }
.callout p { margin: 0; font-size: .9rem; color: var(--ink-2); }
.callout .callout__k { color: var(--accent); font-size: .85rem; margin-bottom: .3rem; }
.callout--soft { background: rgba(255,255,255,0.04); padding: 1.5rem 2rem; border-radius: 12px; margin-top: 1.5rem; }
.callout--soft p { color: #fff; font-size: 1rem; line-height: 1.6; }

/* stat-style blocks with non-numeric content (live .stat-card design) */
.stat-grid { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; margin-top: 2.5rem; text-align: center; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 2rem 1.5rem; transition: transform .3s ease, box-shadow .3s ease; }
.stat-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,212,255,0.1); }
.stat-word { font-size: 1.6rem; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: .5rem; }
.stat-label { color: var(--ink-2); font-size: .9rem; }

/* AI-lab highlight + platform boxes (live #platform) */
.hl-box { margin: 2.5rem 0; padding: 2rem; background: rgba(255,255,255,0.12); border-radius: 14px; border: 1px solid rgba(255,255,255,0.3); display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.hl-box img { width: 64px; height: 64px; object-fit: cover; border-radius: 10px; flex-shrink: 0; }
.hl-box__t { flex: 1; min-width: 240px; }
.hl-box h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: .6rem; }
.hl-box p { color: rgba(255,255,255,0.85); margin: 0; }
.checks { list-style: none; display: grid; gap: .5rem; }
.checks li { display: flex; gap: .5rem; font-size: .88rem; color: rgba(255,255,255,0.85); }
.checks li::before { content: '✓'; color: #4ade80; }
.pbox-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.pbox { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2); border-radius: 12px; padding: 1.8rem; }
.pbox__k { font-size: .75rem; color: rgba(255,255,255,0.6); letter-spacing: .1em; margin-bottom: .5rem; }
.pbox p { color: rgba(255,255,255,0.78); margin: 0; }
@media (max-width: 640px) { .pbox-grid { grid-template-columns: 1fr; } }

/* team background logo wall (live #team) */
.logo-wall__k { font-size: .75rem; color: rgba(255,255,255,0.6); letter-spacing: .12em; text-align: center; margin: 2.5rem 0 1.2rem; text-transform: uppercase; }
.logo-wall { list-style: none; display: flex; justify-content: center; align-items: center; gap: 2rem; flex-wrap: wrap; padding: 1.5rem 2rem; background: rgba(255,255,255,0.06); border-radius: 12px; border: 1px solid rgba(255,255,255,0.1); }
.logo-wall img { height: 40px; width: auto; opacity: .85; transition: opacity .2s; }
.logo-wall img:hover { opacity: 1; }
.logo-wall__note { text-align: center; margin-top: .8rem; font-size: .82rem; color: var(--ink-2); }
.team-grid { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.team-card { padding: 1.8rem; }
.team-title { color: rgba(255,255,255,0.7); font-size: .8rem; letter-spacing: .1em; margin-bottom: .8rem; text-transform: uppercase; }
.team-name { font-size: 1.1rem; font-weight: 700; margin-bottom: .4rem; }

/* CTA (live .cta) */
.lcta { text-align: center; background: rgba(0,0,0,0.1); padding: 80px 5%; }
.lcta h2 { font-size: clamp(1.6rem,3vw,2.6rem); }
.lcta p { color: var(--muted); margin: 0 auto 2rem; max-width: 640px; }
.cta-email { color: #fff; font-size: 1.1rem; margin-bottom: 1.5rem; display: inline-block; text-decoration: underline; text-underline-offset: 4px; transition: color .3s; overflow-wrap: anywhere; }
.cta-email:hover { color: var(--accent); }
.lcta .btns { justify-content: center; }
.trust-signals { display: flex; justify-content: center; align-items: center; gap: 1.5rem; flex-wrap: wrap; margin: 2rem auto 0; padding: 1.2rem; background: rgba(255,255,255,0.04); border-radius: 10px; border: 1px solid rgba(255,255,255,0.08); max-width: 900px; }
.trust-signals span { color: rgba(255,255,255,0.65); font-size: .85rem; }
.trust-signals .dot { color: rgba(255,255,255,0.25); }
@media (max-width: 600px) { .trust-signals { flex-direction: column; gap: .6rem; } .trust-signals .dot { display: none; } }

/* band -> live-style CTA band */
.band { background: linear-gradient(135deg, rgba(12,49,132,.55), rgba(5,10,20,.2)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.band .btn--primary { background: linear-gradient(135deg,#0C3184,#1a50cc); color: #fff; }
.band .btn--primary:hover { background: rgba(255,255,255,0.9); color: #0C3184; }

/* footer (live: thin dark bar) + our link columns */
.ftr { background: rgba(0,0,0,0.2); border-top: 1px solid rgba(255,255,255,0.1); color: var(--muted); padding: 48px 0 24px; }
.ftr__brand img { width: auto; height: 36px; background: none; padding: 0; }
.ftr a { color: rgba(255,255,255,.85); } .ftr a:hover { color: var(--accent); text-decoration: none; }
.ftr__h { color: rgba(255,255,255,.6); font-weight: 400; letter-spacing: .15em; }
.ftr__base { color: var(--muted); border-top-color: rgba(255,255,255,0.1); }

/* phero (old light page hero) -> dark */
.phero { background: transparent; border-bottom: 1px solid var(--border); }

/* forms on dark */
input[type=text], input[type=email], select, textarea { background: rgba(255,255,255,.04); color: var(--text); }
select option { background: var(--card); color: var(--text); }
.more { background: rgba(255,255,255,.03); }
.fallback textarea { background: rgba(0,0,0,.25); }

/* tables on dark */
.tbl-wrap { background: var(--card); } .tbl thead th { background: rgba(0,212,255,.06); color: var(--muted); }

/* SVG concept drawings: dark/glow restyle */
.vis__frame { background: var(--card) !important; border-color: var(--border); box-shadow: 0 8px 32px rgba(0,212,255,0.08); }
.vis svg text { fill: #d6e6f8; } .vis svg text.sub { fill: var(--muted); } .vis svg text.tc { fill: var(--grey-3); }
.m1 { fill: #00d4ff; filter: drop-shadow(0 0 6px rgba(0,212,255,.55)); } .m2 { fill: #2b8fd6; } .m3 { fill: rgba(0,212,255,.35); }
.c1 { fill: #2a3a52; } .c2 { fill: #45566f; } .c3 { stroke: #6f819b; }
.glyph { filter: drop-shadow(0 0 10px rgba(0,212,255,.15)); }
.cap__art { background: radial-gradient(ellipse at 50% 60%, rgba(0,212,255,.10), transparent 68%), #08142a; }
.pfb { fill: #0a1628; stroke: var(--grey-2); } .pfm { fill: rgba(0,212,255,.08); stroke: #00d4ff; } .pfo { fill: #1a50cc; }
.vis--platform text { fill: var(--text) !important; }
.hs { border-color: #050a14; background: #1a50cc; box-shadow: 0 0 16px rgba(0,212,255,.6); }
.hs[aria-expanded="true"] { background: #00d4ff; color: #050a14; }
.ph { background: radial-gradient(ellipse at 50% 40%, rgba(0,212,255,.10), transparent 68%), #0a1628; border: 1px solid var(--border); color: var(--muted); }

/* status chips on dark */
.status { background: rgba(0,212,255,.08); color: #d7f6ff; border: 1px solid rgba(0,212,255,.25); }
.status--validation { background: rgba(0,212,255,.12); color: #d7f6ff; }
.status--codev { background: rgba(255,255,255,.06); color: #dbe5f2; border-color: rgba(255,255,255,.2); } .status--codev::before { background: #9fb6d3; }
.status__k { color: var(--muted); }
.tag--now, .tag--next { background: rgba(0,212,255,.1); color: #d7f6ff; }
.case__flow li, .cycle li { background: rgba(0,212,255,.08); color: #d7f6ff; border: 1px solid rgba(0,212,255,.2); }
.case--sudo { border-top: 3px solid #00d4ff; }
.case__big { color: #fff !important; } .case__lock strong { color: var(--accent); }
.case__fig { background: #0a1628; }
.case__lock img { filter: invert(1) brightness(1.6); }
.method li:last-child { color: #fff; }
.dnum { color: #fff; }
.bt[aria-selected="true"] { background: rgba(0,212,255,.08); border-color: #00d4ff; box-shadow: inset 4px 0 0 #00d4ff; }
.flow__step.is-lit { border-color: rgba(0,212,255,.5); box-shadow: inset 4px 0 0 #00d4ff, 0 8px 30px rgba(0,212,255,.1); }
.scenes { border-radius: 12px; overflow: hidden; }
.scenes li { border-color: var(--border) !important; }
.scenes li::after { background: linear-gradient(90deg, transparent, #00d4ff, transparent); }
.arch__arr { background: repeating-linear-gradient(90deg, #00d4ff 0 6px, transparent 6px 12px); background-size: 24px 2px; }
.proc__frame { background: #0a1628; }
.form__how { background: rgba(0,212,255,.08); }
.st--info { background: rgba(255,255,255,.05); }
.replay { background: transparent; color: var(--accent); border-color: var(--border); }
:focus-visible { outline-color: #00d4ff; }
.skip { background: #1a50cc; }

@media (max-width: 600px) {
  .sec { padding: 60px 0; }
  .wrap { padding: 0 4%; }
  .lhero h1 { font-size: 1.8rem; }
  .lhero p.lead { font-size: .95rem; }
  .lhero .btns { flex-direction: column; align-items: center; }
  .lhero .btns .btn { width: 100%; max-width: 300px; }
  .product-grid, .audience-grid, .team-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .stat-word { font-size: 1.2rem; }
}
@media (prefers-reduced-motion: reduce) {
  .js .fade-in { opacity: 1; transform: none; }
  .glow-orb, .typewriter-cursor { animation: none !important; }
  .product-card:hover, .card:hover, .step:hover { transform: none; }
}

/* phero (contact / privacy / 404): same treatment as the live hero, shorter */
.phero { position: relative; overflow: hidden; padding: 70px 0 56px; border-bottom: 1px solid var(--border);
  background: linear-gradient(to bottom, rgba(12,49,132,0.35) 0%, rgba(12,49,132,0.55) 60%, rgba(5,10,20,1) 100%), url(/assets/img/hero_bg.webp) center 35% / cover; }
.phero::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px); background-size: 60px 60px; pointer-events: none; }
.phero > .wrap { position: relative; }
.phero .crumbs, .phero .crumbs a { color: rgba(255,255,255,.75); }
.phero .lead { color: #c3d4ea; }
/* detail hero: status chip under the headline */
.lhero__in .status { margin: 0 auto 1.6rem; }
.lhero .crumbs { margin-bottom: 1.2rem; font-size: .85rem; }
.dvis { margin-bottom: 0; }

/* R5: work scenarios as images (AI concept illustrations, same robot in six workplaces) */
.scenes.scenes--img { grid-template-columns: repeat(3, 1fr); gap: 16px; background: none; border: 0; border-radius: 0; overflow: visible; }
.scenes--img li.scene { padding: 0; border: 1px solid var(--border) !important; border-radius: 12px; background: var(--card); overflow: hidden; display: flex; flex-direction: column; gap: 0; }
.scenes--img li.scene::after { display: none; }
.scenes--img .scene__img img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; display: block; transition: transform .4s ease; }
.scenes--img li.scene:hover .scene__img img { transform: scale(1.04); }
.scenes--img .scene__img { overflow: hidden; }
.scenes--img .scene__txt { padding: 14px 16px 16px; display: grid; gap: 4px; }
@media (max-width: 1000px) { .scenes.scenes--img { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .scenes.scenes--img { grid-template-columns: 1fr; } }

/* R5: lab-to-line four loops (from the sudo deck "从实验室到制造端的连续能力") */
.labline { margin: 28px 0 8px; }
.labline__head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.labline__head strong { color: var(--ink); font-size: 1.1rem; }
.labline__head span { color: var(--ink-2); font-size: .82rem; letter-spacing: .06em; }
.labline__grid { list-style: none; padding: 0; margin: 0 0 10px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.labline__card { position: relative; overflow: hidden; border-radius: 12px; border: 1px solid var(--border); background: var(--card); aspect-ratio: 16 / 10; }
.labline__card video, .labline__card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.labline__ov { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 14px 12px; background: linear-gradient(transparent, rgba(5,10,20,.9)); }
.labline__ov strong { display: block; color: #fff; font-size: 1rem; }
.labline__ov span { display: block; margin-top: 3px; color: rgba(230,240,255,.72); font-size: .8rem; }
@media (max-width: 1000px) { .labline__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .labline__grid { grid-template-columns: 1fr; } }

/* ==== R7 (2026-10-11): restrained palette, hero video, compact problem row, aligned capability cards ==== */
:root { --accent: #7cc8e4; --blue: #7cc8e4; --teal: #7cc8e4; --border: rgba(255,255,255,0.09); --line: rgba(255,255,255,0.09); --card: #0b1626; }
a, .link { color: var(--accent); }
.eyebrow, .section-tag { color: rgba(255,255,255,0.5); letter-spacing: .18em; }
.scroll-progress { background: rgba(255,255,255,.55); height: 2px; }
.hdr { background: rgba(5,10,20,0.82); }
.btn--primary { background: #fff; color: #050a14; box-shadow: none; }
.btn--primary:hover { background: rgba(255,255,255,.86); color: #050a14; box-shadow: none; }
.btn--ghost { border-color: rgba(255,255,255,.35); }
.glow-orb { opacity: .08; } .glow-orb:nth-of-type(3) { background: #1a50cc; }
.lhero__shade { background: linear-gradient(to bottom, rgba(5,10,20,.35) 0%, rgba(5,10,20,.6) 60%, rgba(5,10,20,1) 100%); }
.lhero__grid { background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px); }
.typewriter-cursor { background: rgba(255,255,255,.8); }
/* no colour strips / bright differentiators on parallel blocks */
.product-card::before { display: none; }
.case--sudo { border-top: 1px solid var(--border); }
.checks li::before { color: rgba(255,255,255,.55); }
.card:hover, .step:hover, .case:hover, .lcard:hover, .audience-card:hover, .stat-card:hover { box-shadow: none; border-color: rgba(255,255,255,.18); }
.product-card:hover, .product-card:focus-within { transform: translateY(-3px); box-shadow: none; border-color: rgba(255,255,255,.18); }
.card::after, .dblock::after, .step::after, .lcard::after, .audience-card::after { background: radial-gradient(circle at var(--mouse-x,50%) var(--mouse-y,50%), rgba(255,255,255,0.035), transparent 60%); }
.step__n { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.35); font-weight: 600; }
.callout { background: rgba(255,255,255,.03); }
.callout .callout__k { color: rgba(255,255,255,.75); }
.xframe { box-shadow: none; }
.vis__frame { box-shadow: none; }
.m1 { filter: none; }
.scenes li::after { background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent); }
.status { background: rgba(255,255,255,.04); color: #dbe5f2; border-color: rgba(255,255,255,.16); }
.status::before, .status--validation::before { background: rgba(255,255,255,.6); }

/* hero: optional background video (static/assets/video/hero.mp4|webm, played at data-rate) */
.lhero__video { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; opacity: .6; }
.p-home .lhero h1 { font-weight: 700; letter-spacing: -.015em; max-width: 15em; text-wrap: balance; margin-left: auto; margin-right: auto; }
.lhero p.lead.lead--2 { max-width: none; color: rgba(230,238,250,.78); }
.lead--2 span { display: block; }
@media (max-width: 600px) { .lead--2 span { display: inline; } }

/* THE PROBLEM: four aligned columns, hairline dividers, no boxes */
.sec--tight { padding: 64px 0; }
#problems h2 { margin-bottom: 2rem; }
.quad { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--border); }
.quad__i { padding: 1.6rem 1.6rem 0.4rem; border-left: 1px solid var(--border); }
.quad__i:first-child { border-left: 0; padding-left: 0; }
.quad__n { display: block; font-size: .78rem; letter-spacing: .14em; color: rgba(255,255,255,.4); font-variant-numeric: tabular-nums; margin-bottom: .9rem; }
.quad h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: .9rem; }
.quad__l { list-style: none; display: grid; gap: .45rem; }
.quad__l li { position: relative; padding-left: 1.4em; color: var(--ink-2); font-size: .93rem; line-height: 1.5; }
.quad__l li::before { content: '✓'; position: absolute; left: 0; color: rgba(255,255,255,.5); }
@media (max-width: 1000px) {
  .quad { grid-template-columns: 1fr 1fr; border-top: 0; }
  .quad__i, .quad__i:first-child { border-left: 0; border-top: 1px solid var(--border); padding: 1.3rem 1rem 1.2rem 0; }
  .quad__i:nth-child(even) { padding-left: 1rem; border-left: 1px solid var(--border); }
}
@media (max-width: 480px) {
  .quad { grid-template-columns: 1fr; }
  .quad__i, .quad__i:nth-child(even) { padding: 1.1rem 0; border-left: 0; }
  .quad__n { margin-bottom: .4rem; } .quad h3 { margin-bottom: .5rem; }
}

/* Four capability areas: equal cards, rows aligned by fixed min-heights */
.sec__head:has(.oneline) { max-width: none; }
@media (min-width: 1100px) { .oneline { white-space: nowrap; } }
.product-grid.caps { grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.cap-card { background: transparent; border: 1px solid var(--border); border-radius: 10px; }
.cap-card .cimg img, .cap-card .card-img img { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; filter: saturate(.75); }
.cap-card .card-content { padding: 1.3rem 1.3rem 1.4rem; }
.cap-card .tagline { flex: 1; }
.cap-card .product-badge { background: none; padding: 0; margin-bottom: .7rem; color: rgba(255,255,255,.45); font-weight: 500; letter-spacing: .12em; font-size: .7rem; border-radius: 0; }
.cap-card h3 { font-size: 1.08rem; font-weight: 600; line-height: 1.35; min-height: 2.7em; margin-bottom: .6rem; }
.cap-card .tagline { margin-bottom: .9rem; }
.cap-card__k { font-size: .8rem; color: rgba(255,255,255,.42); line-height: 1.5; margin: 0 0 1rem; min-height: 3em; }
.cap-card .more { margin-top: 0; color: rgba(255,255,255,.75); background: none; padding: 0; font-weight: 500; }
@media (max-width: 1100px) { .product-grid.caps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .product-grid.caps { grid-template-columns: 1fr; } .cap-card h3, .cap-card__k { min-height: 0; } }