/* TechArsi — shared styles. Self-contained, no external fonts or assets. */
:root{
  --blue:#0b3c8a;
  --blue-dark:#082c66;
  --blue-soft:#eaf1fd;
  --accent:#ffb020;
  --accent-dark:#e09500;
  --ink:#17233b;
  --muted:#5a6a87;
  --line:#dbe4f2;
  --bg:#f7f9fd;
  --card:#ffffff;
  --red:#d92d20;
  --green:#12805c;
  --radius:14px;
  --shadow:0 2px 10px rgba(11,60,138,.08),0 10px 30px rgba(11,60,138,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;line-height:1.6;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;color:var(--ink);margin:0 0 .5em}
h1{font-size:2rem}
h2{font-size:1.45rem;margin-top:1.6em}
h3{font-size:1.12rem}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.3em}
li{margin-bottom:.35em}

/* Header */
.site-header{background:var(--blue);position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.logo{color:#fff;font-weight:800;font-size:1.45rem;letter-spacing:.2px}
.logo span{color:var(--accent)}
.logo:hover{text-decoration:none}
.main-nav{display:flex;gap:4px;flex-wrap:wrap}
.main-nav a{color:#dbe7ff;padding:8px 11px;border-radius:9px;font-size:.95rem}
.main-nav a:hover{background:rgba(255,255,255,.14);color:#fff;text-decoration:none}
.main-nav a.active{background:rgba(255,255,255,.18);color:#fff;font-weight:600}

/* Hero */
.hero{background:linear-gradient(160deg,var(--blue) 0%,var(--blue-dark) 100%);color:#fff;padding:52px 0 46px}
.hero h1{color:#fff;font-size:2.4rem;max-width:700px}
.hero p{color:#cfdefc;max-width:640px;font-size:1.12rem}
.hero .cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.tool-hero{background:linear-gradient(160deg,var(--blue) 0%,var(--blue-dark) 100%);color:#fff;padding:34px 0 30px}
.tool-hero h1{color:#fff;font-size:2rem;margin-bottom:.3em}
.tool-hero p{color:#cfdefc;max-width:680px;margin:0}

/* Buttons */
.btn{display:inline-block;background:var(--accent);color:#231a00;font-weight:700;border:none;
  padding:12px 22px;border-radius:11px;font-size:1rem;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--accent-dark);text-decoration:none}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-dark)}
.btn-ghost{background:#fff;color:var(--blue);border:2px solid var(--blue)}
.btn-ghost:hover{background:var(--blue-soft)}
.btn:disabled{opacity:.55;cursor:wait}
.btn-sm{padding:8px 14px;font-size:.92rem}

/* Tool cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin:28px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card:hover{border-color:#b8cdf3;transform:translateY(-2px);transition:.15s}
.card .icon{font-size:1.7rem;margin-bottom:8px}
.card h3{margin-bottom:.3em}
.card h3 a{color:var(--ink)}
.card p{color:var(--muted);font-size:.97rem;flex:1}
.card .go{font-weight:700;color:var(--blue)}

/* Tool panel */
.tool-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px;margin:-6px 0 10px}
.tool-panel label{font-weight:600;display:block;margin-bottom:6px}
textarea.input, input.input, select.input{
  width:100%;border:2px solid var(--line);border-radius:11px;padding:13px 14px;
  font:inherit;font-size:1rem;background:#fff;color:var(--ink)}
textarea.input{min-height:180px;resize:vertical}
textarea.input:focus, input.input:focus, select.input:focus{outline:none;border-color:var(--blue)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px;align-items:center}
.toolbar .spacer{flex:1}
.hint{color:var(--muted);font-size:.9rem}

/* Stat tiles */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:18px 0 6px}
.stat{background:var(--blue-soft);border:1px solid var(--line);border-radius:12px;padding:14px 10px;text-align:center}
.stat .num{font-size:1.7rem;font-weight:800;color:var(--blue);display:block;line-height:1.15}
.stat .lbl{font-size:.85rem;color:var(--muted)}

/* Sentence breakdown */
.breakdown{margin-top:16px}
.breakdown h3{margin-bottom:.4em}
.sentence-list{list-style:none;padding:0;margin:0}
.sentence-list li{background:#fff;border:1px solid var(--line);border-left:5px solid var(--blue);
  border-radius:9px;padding:10px 14px;margin-bottom:8px;font-size:.97rem;display:flex;gap:12px;align-items:baseline}
.sentence-list li.long{border-left-color:var(--red);background:#fff7f5}
.sentence-list .wc{font-weight:800;color:var(--blue);white-space:nowrap;font-size:.9rem}
.sentence-list li.long .wc{color:var(--red)}
.tag{display:inline-block;background:var(--red);color:#fff;font-size:.72rem;font-weight:700;
  border-radius:6px;padding:1px 7px;margin-left:8px;vertical-align:middle;white-space:nowrap}

/* Limit meters */
.meter-row{margin:14px 0}
.meter-row .top{display:flex;justify-content:space-between;font-size:.93rem;margin-bottom:5px}
.meter-row .name{font-weight:600}
.meter-row .count{color:var(--muted)}
.meter-row .count.over{color:var(--red);font-weight:700}
.meter{height:10px;background:#e8eef9;border-radius:99px;overflow:hidden}
.meter > div{height:100%;background:var(--blue);border-radius:99px;width:0%;transition:width .15s}
.meter > div.warn{background:var(--accent-dark)}
.meter > div.over{background:var(--red)}

/* Content sections */
.content{padding:28px 0 8px}
.content p,.content li{max-width:760px}
.example-box{background:var(--blue-soft);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:14px 0}
.example-box p:last-child{margin-bottom:0}
details.faq{background:#fff;border:1px solid var(--line);border-radius:11px;margin-bottom:10px;padding:0 16px}
details.faq summary{font-weight:700;cursor:pointer;padding:13px 0;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";float:right;color:var(--blue);font-size:1.2rem;line-height:1.2}
details.faq[open ] summary::after{content:"\2013"}
details.faq p{padding-bottom:14px;margin:0;color:#33415e}

/* Related tools */
.related{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin:30px 0;box-shadow:var(--shadow)}
.related h2{margin-top:0;font-size:1.25rem}
.related ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px 18px}
.related li{margin:0}
.related a{font-weight:600}

/* Wheel + RNG */
.wheel-grid{display:grid;grid-template-columns:1fr 360px;gap:22px;align-items:start}
.wheel-stage{position:relative;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.wheel-stage:fullscreen{background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center}
canvas#wheel{width:100%;max-width:520px;height:auto;display:block;margin:0 auto}
.pointer{position:absolute;top:6px;left:50%;transform:translateX(-50%);width:0;height:0;
  border-left:14px solid transparent;border-right:14px solid transparent;border-top:24px solid var(--red);z-index:2}
.winner-banner{font-size:2.6rem;font-weight:800;color:var(--blue);min-height:1.3em;margin-top:8px}
.winner-banner.pop{animation:pop .45s ease}
@keyframes pop{0%{transform:scale(.6)}60%{transform:scale(1.12)}100%{transform:scale(1)}}
.field{margin-bottom:13px}
.field label{font-weight:600;display:block;margin-bottom:5px;font-size:.96rem}
.field-row{display:flex;gap:12px}
.field-row .field{flex:1}
.check{display:flex;gap:9px;align-items:flex-start;font-weight:500}
.check input{margin-top:5px;width:17px;height:17px}
.history{list-style:none;padding:0;margin:0;max-height:240px;overflow:auto}
.history li{border-bottom:1px solid var(--line);padding:7px 2px;font-size:.95rem;display:flex;justify-content:space-between;gap:10px}
.history li .n{font-weight:700}
.notice{border-radius:10px;padding:11px 14px;font-size:.95rem;margin:12px 0;display:none}
.notice.err{display:block;background:#fef3f2;border:1px solid #f5c6c0;color:#8a1f16}
.notice.ok{display:block;background:#ecfdf3;border:1px solid #a6e8c5;color:var(--green)}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}
.chip{background:var(--blue);color:#fff;font-weight:800;font-size:1.25rem;border-radius:12px;
  padding:12px 20px;min-width:74px;text-align:center;box-shadow:var(--shadow)}

/* Footer */
.site-footer{background:var(--blue-dark);color:#cfdefc;margin-top:48px;padding:36px 0 0}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:26px}
.site-footer h4{color:#fff;margin:0 0 10px;font-size:1rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:6px}
.site-footer a{color:#cfdefc;font-size:.95rem}
.site-footer a:hover{color:#fff}
.foot-base{border-top:1px solid rgba(255,255,255,.18);margin-top:28px;padding:16px 20px;font-size:.88rem;color:#9db6e6}

@media (max-width:860px){
  .wheel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:1.9rem}
  h1{font-size:1.65rem}
  .winner-banner{font-size:2rem}
}
@media (max-width:520px){
  body{font-size:16px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .main-nav a{padding:7px 8px;font-size:.88rem}
}