/* PD Copilot site styles. Shared by every public page. */
:root{
  --bg:#000;
  --surface:#14171C;
  --field:#0B0D11;
  --text:#E9ECEF;
  --muted:#8A93A0;
  --line:rgba(255,255,255,.09);
  --accent:#FF6C00;
  --accent-hover:#E55F00;
  --link:#8DD7F7;
  --error:#FF9A6B;
}
*{margin:0;padding:0;box-sizing:border-box}
html{background:var(--bg);-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--text);
  font-family:"Inter Tight",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;line-height:1.65;
}
a{color:var(--link);text-decoration:none;border-bottom:1px solid rgba(141,215,247,.3)}
a:hover{color:#fff;border-bottom-color:#fff}
a:focus-visible,button:focus-visible{outline:2px solid var(--link);outline-offset:3px}
img{max-width:100%;display:block}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:16px;top:16px;z-index:20;background:var(--surface);padding:8px 14px;border-radius:7px}

/* ── hero video (home pages) ─────────────────────── */
.hero{position:relative;height:100vh;height:100svh;overflow:hidden;background:#000}
.hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#000}
.hero .cta{
  position:absolute;
  left:max(22px, env(safe-area-inset-left));
  top:max(22px, env(safe-area-inset-top));
  z-index:2;
}
.sound{
  position:absolute;
  right:max(20px, env(safe-area-inset-right));
  bottom:max(20px, env(safe-area-inset-bottom));
  z-index:2;display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border:0;border-radius:999px;
  background:rgba(0,0,0,.42);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  color:#fff;cursor:pointer;opacity:.55;
  transition:opacity .2s ease, background .2s ease;
}
.sound:hover{opacity:1;background:rgba(0,0,0,.6)}
.sound:focus-visible{opacity:1}
.sound svg{width:19px;height:19px}
.sound .off{display:none}
.sound[data-on="true"] .on{display:none}
.sound[data-on="true"] .off{display:block}
.scroll-cue{
  position:absolute;left:50%;bottom:max(18px, env(safe-area-inset-bottom));
  transform:translateX(-50%);z-index:2;
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:999px;border:0;
  background:rgba(0,0,0,.42);color:#fff;opacity:.6;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.scroll-cue:hover{opacity:1;border:0}
.scroll-cue svg{width:20px;height:20px}

/* ── buttons ─────────────────────────────────────── */
.cta{
  height:52px;padding:0 28px;border:0;border-radius:999px;
  background:var(--accent);
  box-shadow:0 3px 16px rgba(0,0,0,.4);
  color:#fff;font:inherit;font-size:16px;font-weight:600;letter-spacing:.005em;line-height:1;
  cursor:pointer;
  transition:background .2s ease, transform .2s ease;
}
.cta:hover{background:var(--accent-hover);transform:translateY(-1px)}
.cta:active{transform:translateY(0)}
.cta.small{height:40px;padding:0 18px;font-size:14.5px;box-shadow:none}

/* ── header (inner pages) ────────────────────────── */
.site-header{
  position:sticky;top:0;z-index:5;
  background:rgba(0,0,0,.82);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .bar{
  max-width:1080px;margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:600;border:0}
.brand:hover{border:0}
.brand img{width:32px;height:32px;border-radius:50%;
  box-shadow:0 0 0 1.5px rgba(255,255,255,.9), 0 0 14px 2px rgba(255,255,255,.28)}
.site-nav{display:flex;align-items:center;gap:18px;margin-left:auto;flex-wrap:wrap;font-size:15px}
.site-nav a{color:var(--muted);border:0}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:#fff}
.lang-switch{color:var(--muted);border:0;font-size:15px}
.lang-switch:hover{color:#fff;border:0}

.site-header.fixed{position:fixed;left:0;right:0;top:0;background:rgba(0,0,0,.85)}
#about,#transcript{scroll-margin-top:88px}

/* ── content ─────────────────────────────────────── */
.content{max-width:760px;margin:0 auto;padding:56px 20px 72px}
.content h1{
  font-size:clamp(30px, 5.2vw, 46px);line-height:1.12;letter-spacing:-.02em;
  font-weight:650;color:#fff;margin-bottom:22px;
}
.content h2{
  font-size:clamp(22px, 3.2vw, 27px);line-height:1.25;letter-spacing:-.01em;
  font-weight:620;color:#fff;margin:52px 0 16px;
}
.content h3{font-size:18.5px;line-height:1.35;font-weight:620;color:#fff;margin:30px 0 8px}
.content p{margin-bottom:16px}
.content p.lead{font-size:clamp(18px, 2.4vw, 21px);line-height:1.6;color:#fff}
.content p.byline{color:var(--muted);font-size:15.5px}
.content strong{color:#fff;font-weight:620}
.content ol,.content ul{margin:0 0 18px 1.3em}
.content li{margin-bottom:10px;padding-left:4px}
.content li::marker{color:var(--accent);font-weight:600}
.content section{scroll-margin-top:80px}
.eyebrow{
  font-size:12px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.links{list-style:none;margin:26px 0 0 !important;display:flex;flex-wrap:wrap;gap:10px 22px}
.links li{margin:0;padding:0}
.links li::marker{content:none}
.action{margin-top:30px}
hr.rule{border:0;border-top:1px solid var(--line);margin:56px 0 0}

/* comparison table */
.table-wrap{overflow-x:auto;margin:8px 0 20px;border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.5;min-width:560px}
th,td{text-align:left;vertical-align:top;padding:12px 14px;border-bottom:1px solid var(--line)}
tr:last-child th,tr:last-child td{border-bottom:0}
thead th{color:var(--muted);font-size:13px;font-weight:600;background:var(--surface)}
thead th:last-child{color:var(--accent)}
tbody th{color:#fff;font-weight:600;width:22%}
tbody td:last-child{color:#fff}

/* footer */
.site-footer{background:#0B0D11;border-top:1px solid var(--line)}
.site-footer .bar{
  max-width:1080px;margin:0 auto;
  padding:48px 20px calc(30px + env(safe-area-inset-bottom));
  display:grid;grid-template-columns:1fr auto;gap:32px 48px;align-items:start;
}
.foot-brand p{margin-top:14px;max-width:34ch;font-size:14.5px;line-height:1.6;color:var(--muted)}
.foot-links ul{list-style:none;display:flex;flex-direction:column;gap:12px;font-size:15px}
.foot-links a,.foot-links .linklike{color:var(--text);border:0}
.foot-links a:hover,.foot-links .linklike:hover{color:#fff;border:0}
.foot-links a[aria-current="page"]{color:var(--accent)}
.linklike{background:none;border:0;padding:0;font:inherit;cursor:pointer;text-align:left}
.copy{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;font-size:13px;color:var(--muted)}

/* ── modal (unchanged look) ──────────────────────── */
.overlay{
  position:fixed;inset:0;z-index:10;
  display:none;align-items:center;justify-content:center;padding:20px;
  background:rgba(0,0,0,.72);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.overlay.open{display:flex}
.card{
  width:100%;max-width:390px;background:var(--surface);
  border:1px solid rgba(255,255,255,.09);border-radius:12px;
  padding:26px;position:relative;font-size:15px;line-height:1.5;
}
.card h2{font-size:20px;font-weight:600;letter-spacing:-.01em;color:#fff;margin-bottom:7px}
.card .sub{font-size:13.5px;line-height:1.55;color:var(--muted);margin-bottom:20px}
.close{
  position:absolute;top:12px;right:12px;
  width:30px;height:30px;border:0;border-radius:999px;
  background:transparent;color:var(--muted);font-size:19px;line-height:1;cursor:pointer;
}
.close:hover{color:#fff}
.field{margin-bottom:12px}
.field label{
  display:block;font-size:11px;font-weight:600;letter-spacing:.07em;
  text-transform:uppercase;color:var(--muted);margin-bottom:5px;
}
.field input{
  width:100%;height:42px;padding:0 13px;background:var(--field);
  border:1px solid rgba(255,255,255,.12);border-radius:7px;
  color:#fff;font:inherit;font-size:15px;
}
.field input:focus{outline:0;border-color:var(--accent)}
.field input::placeholder{color:#4A515C}
.trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.submit{
  width:100%;height:44px;margin-top:8px;border:0;border-radius:7px;
  background:var(--accent);color:#fff;font:inherit;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .18s ease;
}
.submit:hover:not(:disabled){background:var(--accent-hover)}
.submit:disabled{opacity:.5;cursor:default}
.note{margin-top:13px;font-size:12.5px;line-height:1.5;text-align:center;min-height:18px}
.note.err{color:var(--error)}
.note.ok{color:var(--link)}
.done{text-align:center;padding:14px 0 6px}
.done h2{margin-bottom:9px}
.done p{font-size:14px;line-height:1.6;color:var(--muted)}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media (max-width:900px){
  .site-header .bar{
    padding:12px max(24px, env(safe-area-inset-right)) 10px max(24px, env(safe-area-inset-left));
    gap:10px 12px;
  }
  .brand{gap:9px;font-size:15.5px}
  .site-nav{gap:20px;font-size:14px;width:100%;margin-left:0;order:3}
  .lang-switch{margin-left:auto;font-size:14px}
  .site-header .cta.small{height:36px;padding:0 15px;font-size:13.5px}
}
@media (max-width:620px){
  .site-header .bar{
    display:grid;grid-template-columns:1fr auto;
    grid-template-areas:"brand lang" "cta cta" "nav nav";
    align-items:center;gap:12px 12px;
    padding-top:12px;padding-bottom:12px;
  }
  .site-header .brand{grid-area:brand}
  .site-header .lang-switch{grid-area:lang;margin-left:0}
  .site-header .cta.small{grid-area:cta;justify-self:start}
  .site-header .site-nav{grid-area:nav;margin:0;width:auto}
  #about,#transcript{scroll-margin-top:160px}
  body{font-size:16px;line-height:1.7}
  .content{padding:40px max(24px, env(safe-area-inset-right)) 48px max(24px, env(safe-area-inset-left))}
  .content h1{font-size:30px;margin-bottom:18px}
  .content h2{font-size:22px;margin:44px 0 14px}
  .content h3{font-size:17.5px;margin:28px 0 8px}
  .content p.lead{font-size:18px}
  .site-footer .bar{grid-template-columns:1fr;gap:28px;padding:40px max(24px, env(safe-area-inset-right)) calc(28px + env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left))}
  .foot-links ul{gap:14px;font-size:16px}
}
@media (max-width:380px){
  .site-header .site-nav{gap:14px;font-size:13.5px}
  .site-header .bar,.content,.site-footer .bar{padding-left:20px;padding-right:20px}
}
@media (max-width:440px){
  .site-header .site-nav{gap:16px;font-size:13.5px}
}
@media (max-width:400px){
  .site-header .site-nav{gap:14px;font-size:13px}
}
@media (max-width:345px){
  .site-header .cta.small{height:34px;padding:0 11px;font-size:12.5px}
  .lang-switch{font-size:12.5px}
  .site-header .site-nav{gap:10px;font-size:12px}
  .site-header .bar{gap:8px 10px}
}