/* Tsumugi Automation (N-776) — mesma família visual da TsumugiDev (web/dev/style.css): tema escuro único,
   grade fina ao fundo, verde de destaque. Coluna de 1120px. */
:root{
  color-scheme:dark;
  --bg:#070C15; --bg-2:#0C1522; --bg-3:#121F31; --bg-4:#18283D;
  --grid:rgba(140,170,205,.07);
  --line:rgba(140,170,205,.14); --line-2:rgba(140,170,205,.32);
  --fg:#E8EFF7; --fg-soft:#A7B6C8; --fg-faint:#8C9CB0;
  --accent:#2BD66E; --accent-deep:#17A562; --accent-glow:rgba(43,214,110,.32);
  --teal:#2BC4B8; --amber:#F2B544; --red:#F07070; --blue:#6AAEFF; --violet:#B79CFF; --on-accent:#06130B;
  --font-display:'Chakra Petch','IBM Plex Sans JP','IBM Plex Sans',system-ui,sans-serif;
  --font-body:'IBM Plex Sans','IBM Plex Sans JP',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,Consolas,monospace;
  --radius:14px; --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{
  margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 var(--font-body);
  background-image:
    radial-gradient(ellipse 70% 50% at 75% -10%,rgba(43,214,110,.12),transparent 60%),
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:auto,48px 48px,48px 48px;
  -webkit-font-smoothing:antialiased;
}
html[lang="ja"] body{font-family:'IBM Plex Sans JP','IBM Plex Sans',system-ui,sans-serif;line-height:1.85;letter-spacing:.02em;word-break:auto-phrase;line-break:strict}
[hidden]{display:none !important}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:1.25;margin:0;text-wrap:balance}
html[lang="ja"] h1,html[lang="ja"] h2,html[lang="ja"] h3{line-height:1.4}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- barra ---------- */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;backdrop-filter:blur(14px);background:rgba(7,12,21,.78);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.12rem;letter-spacing:.02em;color:var(--fg);text-decoration:none;white-space:nowrap}
.brand b{color:var(--accent)}
.mark{width:28px;height:28px;display:block;overflow:visible}
.mark path{fill:var(--bg-3);stroke:var(--accent);stroke-width:1.8;transform-origin:center;transform-box:fill-box;animation:spin 14s linear infinite}
.mark circle{fill:var(--bg);stroke:var(--accent);stroke-width:1.8}
@keyframes spin{to{transform:rotate(360deg)}}
.nav-links{display:flex;gap:18px;margin-left:auto}
.nav-links a{color:var(--fg-soft);text-decoration:none;font-size:.9rem;white-space:nowrap}
.nav-links a:hover{color:var(--fg)}
.nav-tools{display:flex;align-items:center;gap:10px}
.lang select{appearance:none;-webkit-appearance:none;background:var(--bg-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23A7B6C8' stroke-width='1.4'/%3E%3C/svg%3E") no-repeat right 10px center/9px 6px;border:1px solid var(--line-2);color:var(--fg);border-radius:999px;padding:6px 28px 6px 12px;font:500 .82rem var(--font-body);cursor:pointer}
.icon-btn{display:inline-flex;align-items:center;gap:7px;background:none;border:1px solid var(--line-2);color:var(--fg-soft);border-radius:999px;padding:6px 12px;font:.78rem var(--font-body);cursor:pointer;white-space:nowrap}
.icon-btn:hover{color:var(--fg);border-color:var(--fg-faint)}
.icon-btn svg{width:12px;height:12px;fill:currentColor}
.i-play{display:none}
.paused .i-play{display:block}.paused .i-pause{display:none}
.paused *,.paused *::before,.paused *::after{animation-play-state:paused !important}
/* menu com 5 links: a barra é mais larga que o conteúdo; abaixo de 1400 o botão de pausa fica só com o ícone (o texto segue para o leitor de tela) */
.nav .wrap{max-width:1400px}
@media (max-width:1399px){.icon-btn span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.icon-btn{padding:8px 10px}}
@media (max-width:1240px){.nav-links{display:none}.nav-tools{margin-left:auto}}
@media (max-width:560px){.nav .wrap{gap:10px;padding-inline:14px}.nav-tools{gap:6px}.lang select{padding:6px 24px 6px 10px}.nav .btn-sm{display:none}.brand{font-size:1rem}}

/* ---------- botões ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 20px;font:600 .95rem var(--font-body);text-decoration:none;cursor:pointer;border:1px solid var(--line-2);color:var(--fg);background:var(--bg-3);white-space:nowrap}
.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.btn-primary:hover{box-shadow:0 8px 26px var(--accent-glow)}
.btn-ghost{background:transparent}
.btn-ghost:hover{border-color:var(--fg-faint)}
.btn-sm{padding:7px 14px;font-size:.84rem;border-radius:999px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ---------- topo ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 56px}
/* teia de fios ao fundo (a mesma da TsumugiDev): canvas atrás, véu escuro à esquerda para o texto ler bem */
.threads{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,12,21,.9),rgba(7,12,21,.45) 50%,rgba(7,12,21,.15));pointer-events:none;z-index:1}
.has-threads{position:relative;overflow:hidden}
.has-threads > .threads{pointer-events:none}
.has-threads > .wrap{position:relative}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:center}
.eyebrow{margin:0 0 12px;font:500 .8rem var(--font-mono);color:var(--accent);letter-spacing:.08em;text-transform:uppercase}
.hero h1{font-size:clamp(2rem,4.6vw,3.3rem)}
.hero h1 .hi{color:var(--accent)}
.lead{margin:20px 0 0;color:var(--fg-soft);font-size:1.08rem;max-width:34em}
.flowbox{background:rgba(12,21,34,.72);border:1px solid var(--line);border-radius:20px;padding:10px}
@media (max-width:900px){.hero{padding:40px 0}.hero-grid{grid-template-columns:1fr}}

/* ---------- seções ---------- */
.sec{padding:64px 0;border-top:1px solid var(--line)}
.sec.alt{background:rgba(12,21,34,.55)}
.sec h2{font-size:clamp(1.5rem,3vw,2.1rem)}
.sub{margin:12px 0 0;color:var(--fg-soft);max-width:44em}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:16px;margin-top:30px}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.card .ic{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--bg-3);border:1px solid var(--line-2);margin-bottom:14px}
.card .ic svg{width:22px;height:22px;fill:none;stroke:var(--accent);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.06rem;margin-bottom:8px}
.card p{margin:0;color:var(--fg-soft);font-size:.93rem}
.card .eg{margin-top:12px;padding-top:10px;border-top:1px dashed var(--line-2);font-size:.82rem;color:var(--fg-faint)}
.card .eg b{color:var(--teal);font-weight:500}

/* ---------- demonstração ---------- */
.demo-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center}
.screens{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:8px;counter-reset:s}
.screens li{counter-increment:s;display:grid;grid-template-columns:30px minmax(0,1fr);gap:12px;align-items:baseline;font-size:.95rem}
.screens li::before{content:counter(s);font:600 .78rem var(--font-mono);color:var(--on-accent);background:var(--accent);border-radius:7px;text-align:center;line-height:22px;height:22px}
.screens b{display:block}
.screens span{color:var(--fg-soft);font-size:.88rem}
.note{margin:14px 0 0;font-size:.8rem;color:var(--amber)}
.shot{display:block;border-radius:14px;box-shadow:0 30px 70px rgba(0,0,0,.55);transition:transform .3s}
.shot:hover{transform:translateY(-4px)}
.shot svg{display:block;width:100%;height:auto}
.s-bg{fill:var(--bg-2);stroke:var(--line-2)}
.s-bar{fill:var(--bg-3)}
.s-dot{fill:var(--accent)}
.s-pill{fill:var(--bg-4)}
.s-z rect{fill:rgba(18,31,49,.9);stroke:var(--line-2)}
.s-z .s-risk{stroke:var(--red);animation:risk 1.6s ease-in-out infinite}
@keyframes risk{50%{fill:rgba(240,112,112,.25)}}
.s-cell rect{fill:var(--bg);stroke:var(--line-2)}
.s-road{fill:var(--bg);stroke:var(--line-2);stroke-dasharray:5 5}
.s-truck{animation:drive 7s linear infinite}
.s-truck rect,.s-truck path{fill:var(--bg-4);stroke:var(--blue);stroke-width:1.2}
@keyframes drive{from{transform:translateX(420px)}to{transform:translateX(24px)}}
.s-lot{animation:blink 3s ease-in-out infinite}
@keyframes blink{50%{opacity:.45}}
@media (max-width:900px){.demo-grid{grid-template-columns:1fr}}

/* ---------- vídeo de 60 s (N-780; o mesmo quadro da TsumugiDev): capa + botão; toca com som só no clique ---------- */
.video-card{position:relative;aspect-ratio:16/9;max-width:960px;margin-top:30px;border:1px solid var(--accent-deep);border-radius:var(--radius);overflow:hidden;background:#04080d;box-shadow:0 30px 80px -34px rgba(43,214,110,.45)} /* 960: em 1280×900 o título e o botão de tocar cabem na mesma tela */
.video-card video{display:block;width:100%;height:100%;object-fit:cover;background:#04080d}
.video-card video::cue{font:500 1.05rem/1.4 var(--font-body);background:rgba(4,8,13,.78);color:#fff}
.video-play{position:absolute;inset:0;display:flex;align-items:flex-end;justify-content:flex-start;padding:clamp(12px,2.6%,28px);border:0;background:linear-gradient(180deg,transparent 55%,rgba(4,8,13,.6));color:var(--fg);font:600 1rem var(--font-body);cursor:pointer;text-align:left}
.vp-pill{display:inline-flex;align-items:center;gap:12px;padding:6px 18px 6px 6px;border-radius:999px;background:rgba(7,12,21,.78);border:1px solid var(--line-2);backdrop-filter:blur(6px)}
.video-play .pb{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 7px rgba(43,214,110,.18),0 0 34px rgba(43,214,110,.5);transition:transform .2s}
.video-play .pb svg{width:22px;height:22px;fill:var(--on-accent);margin-left:3px}
.video-play:hover .pb,.video-play:focus-visible .pb{transform:scale(1.08)}
.video-card.playing .video-play{display:none}
@media (max-width:600px){.vp-pill{gap:10px;padding:5px 14px 5px 5px;font-size:.82rem}.video-play .pb{width:40px;height:40px;box-shadow:0 0 0 5px rgba(43,214,110,.18)}.video-play .pb svg{width:17px;height:17px}.video-card video::cue{font-size:.8rem}}

/* ---------- como trabalhamos ---------- */
.steps{list-style:none;margin:30px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;counter-reset:p}
.steps li{counter-increment:p;position:relative;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:44px 18px 18px}
.steps li::before{content:'0' counter(p);position:absolute;top:14px;left:18px;font:600 .9rem var(--font-mono);color:var(--accent)}
.steps h3{font-size:1.02rem;margin-bottom:6px}
.steps p{margin:0;color:var(--fg-soft);font-size:.9rem}

/* ---------- contato + rodapé ---------- */
.contact{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
.contact .cta{margin-top:0}
.foot{border-top:1px solid var(--line);padding:22px 0 calc(22px + env(safe-area-inset-bottom,0px));font-size:.84rem;color:var(--fg-faint)}
.foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 20px}
.foot-links{display:flex;flex-wrap:wrap;gap:6px 18px}
.foot a{color:var(--fg-soft);text-decoration:none}
.foot a:hover{color:var(--fg)}

/* entrada suave ao rolar (não depende de "menos movimento": o founder quer animação sempre ligada, com Pausar) */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}

/* ---------- cenas animadas: scanner, caminhões, contêineres, empilhadeira (scenes.js; founder 14/11) ---------- */
.sc{display:block;width:100%;height:auto;overflow:visible}
.sc text{font-family:'IBM Plex Sans JP','IBM Plex Sans',sans-serif;letter-spacing:0}
.ground{stroke:var(--line-2);stroke-width:1.5}
.dash{stroke:var(--line);stroke-width:2;stroke-dasharray:14 12}
.ctr-b{fill:rgba(242,181,68,.15);stroke:var(--amber);stroke-width:1.4}
.ctr-l{stroke:rgba(242,181,68,.42);stroke-width:1}
.ctr-tag{fill:#0C1522;stroke:rgba(242,181,68,.6)}
.ctr-t{fill:var(--amber);font:600 9px var(--font-mono);text-anchor:middle}
.ch{fill:var(--bg-4);stroke:var(--fg-faint)}
.cab{fill:var(--bg-3);stroke:var(--fg-soft);stroke-width:1.4}
.win{fill:rgba(106,174,255,.22);stroke:var(--blue);stroke-width:1}
.whl{fill:var(--bg);stroke:var(--fg-soft);stroke-width:2}
.hub{fill:var(--fg-faint)}
.post{fill:var(--bg-4);stroke:var(--fg-faint)}
.head{fill:var(--bg-3);stroke:var(--accent);stroke-width:1.4}
.led{fill:var(--fg-faint)}
.beam{fill:rgba(240,112,112,.16)}
.beam.ok{fill:rgba(43,214,110,.2)}
.laser{stroke:var(--red);stroke-width:2;filter:drop-shadow(0 0 4px var(--red))}
.tag-b{fill:#0E2A1C;stroke:var(--accent)}
.tag-t{fill:var(--accent);font-size:12px;font-weight:600;text-anchor:middle}
.bld{fill:rgba(18,31,49,.7);stroke:var(--line-2)}
.door{fill:rgba(7,12,21,.92);stroke:var(--line-2)}
.door-t{fill:var(--fg-faint);font-size:11px;text-anchor:middle}
.cell{fill:rgba(7,12,21,.6);stroke:var(--line-2)}
.lot{fill:var(--teal)}
.bx{fill:var(--amber)}
.fl-b{fill:rgba(242,181,68,.85);stroke:#B9831F;stroke-width:1.2}
.fl-g{fill:none;stroke:var(--fg-soft);stroke-width:2;stroke-linejoin:round}
.fl-d{fill:var(--bg-3);stroke:var(--fg-soft);stroke-width:1.2}
.fl-m{fill:var(--bg-4);stroke:var(--fg-soft);stroke-width:1}
.fl-f,.fl-p{fill:var(--fg-soft)}
.fl-p{fill:#7A5A32}
.wire{fill:none;stroke:var(--line-2);stroke-dasharray:4 5}
.sc .pkt,.mini .pkt{fill:var(--accent);filter:drop-shadow(0 0 5px var(--accent))}
.mini .pkt.alt{fill:var(--teal);filter:none}
.panel{fill:rgba(12,21,34,.92);stroke:var(--line-2)}
.p-h{fill:var(--fg);font-size:14px;font-weight:700}
.p-c{fill:var(--accent);font-size:13px;font-weight:600;text-anchor:end}
.p-r{fill:var(--fg);font-size:13px;font-weight:500}
.p-i{fill:var(--accent)}
.p-line{stroke:var(--line)}
.scene-box{padding:10px}

/* seção «do portão à expedição»: a câmera acompanha a empilhadeira, em loop (opção C do founder 14/11) */
.gate{padding-bottom:0}
.gate-track{position:relative}
.gate-stick{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,2fr);gap:28px;align-items:center;padding-block:24px 56px}
.gate-scroll{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg-2)}
.sc.fk{overflow:hidden}
.sc.fk .tag-t{font-size:14px}
.fl-cw{fill:#B9831F}
.fl-seat{fill:var(--bg-4);stroke:var(--fg-faint)}
.fl-arm{fill:none;stroke:var(--fg-soft);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.fl-bcn{fill:var(--amber)}
.fl-bcn.off{fill:var(--bg-4)}
.fl-m.in{fill:var(--bg-3)}
.spk{stroke:var(--fg-faint);stroke-width:1.4}
.pl{fill:#7A5A32}
.pl-h{fill:var(--bg)}
.bx.amber,.bx.teal{stroke:rgba(7,12,21,.55);stroke-width:.8}
.bx.teal{fill:var(--teal)}
.ctr-in{fill:rgba(242,181,68,.06);stroke:var(--amber);stroke-width:1.6}
.ctr-in.teal{fill:rgba(43,196,184,.06);stroke:var(--teal)}
.ctr-rib{stroke:rgba(242,181,68,.16)}
.ctr-tg{fill:#0C1522;stroke:rgba(242,181,68,.6)}
.ctr-tt{fill:var(--amber);font:600 10px var(--font-mono);text-anchor:middle}
.rk-u{fill:rgba(106,174,255,.55)}
.rk-b{fill:#E08A3C}
.lvl-t{fill:var(--fg-faint);font:600 11px var(--font-mono)}
.tgt{fill:rgba(43,214,110,.07);stroke:var(--accent);stroke-width:1.4;stroke-dasharray:5 4}
.okc{fill:rgba(43,214,110,.16);stroke:var(--accent);stroke-width:1.4}
.floor{fill:rgba(7,12,21,.55)}
.fgp{fill:#04070C;opacity:.72}
.far{fill:rgba(140,170,205,.05);stroke:rgba(140,170,205,.1)}
.far-l{stroke:var(--line-2);opacity:.25}
.win2{fill:rgba(106,174,255,.07);stroke:rgba(106,174,255,.16)}
.mon{fill:rgba(12,21,34,.95);stroke:var(--line-2)}
.mon-h{fill:var(--fg-faint);font-size:11px}
.mon-s{fill:var(--accent);font-size:13px;font-weight:700}
.gate-steps{list-style:none;margin:0;padding:0;display:grid;gap:10px;counter-reset:g}
.gate-steps li{padding:11px 14px;border:1px solid var(--line);border-radius:12px;color:var(--fg-faint);font-size:.88rem;line-height:1.5;transition:border-color .3s,background-color .3s,color .3s}
.gate-steps li b{display:block;color:var(--fg-soft);font-family:var(--font-display);font-size:.98rem}
.gate-steps li.on{border-color:var(--accent);background:rgba(43,214,110,.08);color:var(--fg-soft)}
.gate-steps li.on b{color:var(--accent)}
.gate-bar{height:4px;border-radius:9px;background:var(--bg-4);margin-top:14px;overflow:hidden}
.gate-bar i{display:block;height:100%;width:0;background:var(--accent)}
.gate-hint{margin:10px 0 0;font-size:.78rem;color:var(--fg-faint)}
@media (max-width:899px){
  .gate-stick{grid-template-columns:1fr;padding-block:18px 48px}
  .gate-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .gate-steps li{padding:8px 10px;font-size:.8rem}
  .gate-bar,.gate-hint{display:none}
  .gate-scroll{order:-1}
}

/* ícones animados nos cartões de «O que automatizamos» */
.card .mini{display:block;width:100%;max-width:220px;height:auto;margin:0 0 14px;background:rgba(7,12,21,.55);border:1px solid var(--line);border-radius:10px}
.mini .late-b{fill:rgba(240,112,112,.15);stroke:var(--red)}
.mini .late-t{fill:var(--red);font:700 9px var(--font-body);text-anchor:middle}
.mini .paper{fill:#F3F0E6;opacity:.92}
.mini .paper-l{stroke:#8a93a3;stroke-width:2}
.mini .bub{fill:var(--bg-3);stroke:var(--line-2)}
.mini .bub-me{fill:var(--accent)}
.mini .bub-t{fill:var(--fg);font:8px 'IBM Plex Sans JP',sans-serif}
.mini .bub-me-t{fill:var(--on-accent);font:600 8px 'IBM Plex Sans JP',sans-serif}
.mini .mini-t{fill:var(--fg-faint);font:7px 'IBM Plex Sans JP',sans-serif;text-anchor:middle}