/* PaperToPart — shared site styles */
:root {
  --bg: #0c0f14;
  --bg2: #10141b;
  --panel: #151a23;
  --panel2: #1b2130;
  --line: #262e3d;
  --text: #e8edf4;
  --dim: #94a0b3;
  --accent: #f5a623;
  --accent-2: #ffc35c;
  --good: #4ade80;
  --warn: #fbbf24;
  --bad: #f87171;
  --mono: "IBM Plex Mono", Consolas, monospace;
  --sans: "Inter", "Segoe UI", system-ui, sans-serif;
  --disp: "Space Grotesk", "Inter", "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ---- nav ---- */
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(12, 15, 20, .88); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
nav .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--disp);
        font-weight: 700; font-size: 19px; color: var(--text); }
.logo:hover { text-decoration: none; }
.logo .mark {
  width: 30px; height: 30px; border-radius: 7px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #d97706);
  color: #14100a; font-weight: 800; font-size: 15px; font-family: var(--disp);
}
.logo .arrow { color: var(--accent); }
nav .links { display: flex; gap: 22px; margin-left: auto; align-items: center; }
nav .links a { color: var(--dim); font-size: 14.5px; font-weight: 500; }
nav .links a:hover { color: var(--text); text-decoration: none; }
.btn {
  display: inline-block; background: var(--accent); color: #14100a !important;
  font-weight: 650; border: 0; border-radius: 8px; padding: 10px 20px;
  font-size: 15px; cursor: pointer; font-family: var(--sans);
  transition: transform .12s, box-shadow .12s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px);
             box-shadow: 0 6px 20px rgba(245, 166, 35, .25); }
.btn.small { padding: 8px 16px; font-size: 14px; }
.btn.ghost {
  background: transparent; color: var(--text) !important;
  border: 1px solid var(--line);
}
.btn.ghost:hover { border-color: var(--dim); box-shadow: none; }
.btn[disabled] { opacity: .45; cursor: default; transform: none; box-shadow: none; }

/* ---- hero ---- */
.hero {
  position: relative; padding: 92px 0 76px; overflow: hidden;
  background:
    radial-gradient(900px 420px at 78% -10%, rgba(245, 166, 35, .10), transparent 60%),
    linear-gradient(rgba(38, 46, 61, .35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(38, 46, 61, .35) 1px, transparent 1px);
  background-size: auto, 44px 44px, 44px 44px;
}
.hero .kicker {
  display: inline-block; font-family: var(--mono); font-size: 12.5px;
  letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
  border: 1px solid rgba(245, 166, 35, .35); border-radius: 999px;
  padding: 5px 14px; margin-bottom: 22px; background: rgba(245, 166, 35, .07);
}
.hero h1 {
  font-family: var(--disp); font-size: clamp(34px, 5.2vw, 56px);
  line-height: 1.08; margin: 0 0 18px; font-weight: 700; max-width: 780px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: 19px; color: var(--dim); max-width: 640px; margin: 0 0 34px; }
.hero .cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero .cta .note { font-size: 13.5px; color: var(--dim); font-family: var(--mono); }

/* ---- sections ---- */
section { padding: 72px 0; }
section.alt { background: var(--bg2); border-top: 1px solid var(--line);
              border-bottom: 1px solid var(--line); }
h2 { font-family: var(--disp); font-size: 30px; margin: 0 0 10px; }
.sub { color: var(--dim); max-width: 660px; margin: 0 0 40px; }

/* ---- service cards ---- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 26px 24px 22px; display: flex; flex-direction: column; gap: 10px;
  transition: border-color .15s, transform .15s;
}
.card.live { border-color: rgba(245, 166, 35, .5); }
.card.live:hover { transform: translateY(-3px); }
.card .icon { font-size: 26px; }
.card h3 { margin: 2px 0 0; font-size: 18.5px; font-family: var(--disp); }
.card p { margin: 0; color: var(--dim); font-size: 14.5px; flex: 1; }
.badge {
  align-self: flex-start; font-family: var(--mono); font-size: 11px;
  letter-spacing: .09em; text-transform: uppercase; border-radius: 5px;
  padding: 3px 9px;
}
.badge.live { background: rgba(74, 222, 128, .12); color: var(--good);
              border: 1px solid rgba(74, 222, 128, .35); }
.badge.soon { background: rgba(148, 160, 179, .10); color: var(--dim);
              border: 1px solid var(--line); }
.card .btn { margin-top: 14px; text-align: center; }

/* ---- how it works ---- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.step { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px; }
.step .num {
  font-family: var(--mono); color: var(--accent); font-size: 13px; letter-spacing: .1em;
  margin-bottom: 10px;
}
.step h3 { margin: 0 0 8px; font-size: 17.5px; font-family: var(--disp); }
.step p { margin: 0; color: var(--dim); font-size: 14.5px; }

/* ---- stats ---- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; }
.stat { text-align: center; background: var(--panel); border: 1px solid var(--line);
        border-radius: 14px; padding: 30px 18px 26px; }
.stat .big { font-family: var(--disp); font-size: 38px; font-weight: 700; color: var(--accent); }
.stat .lbl { color: var(--dim); font-size: 14px; margin-top: 6px; }

/* ---- FAQ ---- */
.faq details {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 22px; margin-bottom: 12px;
}
.faq summary { cursor: pointer; font-weight: 600; font-size: 15.5px; }
.faq details p { color: var(--dim); font-size: 14.5px; margin: 12px 0 2px; }

/* ---- footer ---- */
footer { border-top: 1px solid var(--line); padding: 38px 0 46px; color: var(--dim); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

/* ---- converter app ---- */
.app-wrap { max-width: 920px; margin: 0 auto; padding: 40px 24px 80px; }
.app-wrap h1 { font-family: var(--disp); font-size: 26px; margin: 0 0 6px; }
.app-sub { color: var(--dim); font-size: 14.5px; margin-bottom: 26px; }
#drop {
  border: 2px dashed var(--line); border-radius: 14px; padding: 52px 20px;
  text-align: center; color: var(--dim); cursor: pointer; transition: all .15s;
  background: var(--panel); font-size: 15px;
}
#drop.hover { border-color: var(--accent); color: var(--accent-2); background: #1c2230; }
#drop b { color: var(--text); }
.overrides { margin: 14px 0; color: var(--dim); font-size: 13.5px; }
.overrides .row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 10px; }
.overrides label { display: block; margin-bottom: 4px; }
.overrides input, .overrides select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 7px; padding: 7px 10px; font-size: 13.5px; width: 120px;
  font-family: var(--sans);
}
#jobs { margin-top: 24px; }
.job { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
       padding: 16px 18px; margin-bottom: 14px; }
.job .head { display: flex; justify-content: space-between; align-items: center;
             gap: 10px; flex-wrap: wrap; }
.job .name { font-family: var(--mono); font-size: 13.5px; color: var(--accent-2); }
.job .meta { font-family: var(--mono); font-size: 12.5px; color: var(--dim); margin-top: 7px; }
.note { color: var(--warn); font-size: 12.5px; margin-top: 5px; }
.err  { color: var(--bad); font-size: 13.5px; margin-top: 5px; }
.spin { color: var(--accent-2); font-size: 13.5px; }
.mode { display: inline-block; font-size: 11px; text-transform: uppercase;
        letter-spacing: .06em; border: 1px solid var(--line); border-radius: 5px;
        padding: 2px 8px; color: var(--dim); }
.mode.folded, .mode.flat { color: var(--good); border-color: rgba(74, 222, 128, .4); }
.mode.turned { color: var(--accent-2); border-color: rgba(245, 166, 35, .4); }
.conf-high { color: var(--good); }
.conf-medium { color: var(--warn); }
.conf-low { color: var(--bad); }
.job select, .job input {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 6px; padding: 4px 8px; font-size: 12.5px;
}

@media (max-width: 640px) {
  nav .links a:not(.btn) { display: none; }
  .hero { padding: 64px 0 52px; }
}

/* ---- dimension confirm viewer ---- */
.viewer {
  max-height: 440px; overflow: auto;
  border: 1px solid var(--line); border-radius: 8px; margin: 10px 0;
  background: #fff;
}
/* the positioning context must be exactly the image's box, not the scroll
   container, or highlights drift when the image overflows and scrolls */
.viewer .vinner { position: relative; width: 1200px; }
.viewer img { display: block; width: 100%; }
.dimhl {
  position: absolute; border: 2.5px solid #e8590c; border-radius: 4px;
  opacity: 0; pointer-events: none; transition: opacity .15s;
}
.dimhl.active { opacity: 1; animation: dimpulse .9s infinite alternate; }
@keyframes dimpulse {
  from { box-shadow: 0 0 0 0 rgba(232, 89, 12, .65); }
  to   { box-shadow: 0 0 0 10px rgba(232, 89, 12, 0); }
}
.dimrow.active td { background: var(--panel2); }
.locate {
  background: var(--panel2); border: 1px solid var(--line); color: var(--text);
  border-radius: 6px; cursor: pointer; padding: 3px 8px; font-size: 13px;
}
.locate:hover { border-color: var(--accent); }