/* Diagnóstico · Letreros Copayapu — mismos colores de la plataforma de gestión */
:root{
  --bg:#f6f6f5; --surface:#ffffff; --ink:#1a1a1a; --muted:#6b6b6b; --line:#e2e2e0; --line-strong:#cfcfcc;
  --brand:#ed3237; --brand-strong:#c8161d; --brand-wash:#fdecec;
  --yes:#13804a; --yes-soft:#e3f3ea; --no:#c8161d; --no-soft:#fbe4e4; --na:#5e6b78; --na-soft:#e9ecef;
  --amber:#a86412; --amber-soft:#fbf0de;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#141414; --surface:#1c1c1c; --ink:#f0f0f0; --muted:#a6a6a6; --line:#2e2e2e; --line-strong:#404040;
  --brand:#f04a4f; --brand-strong:#ff6b6f; --brand-wash:#3a1d1e;
  --yes:#4cc38a; --yes-soft:#163326; --no:#ff6b6f; --no-soft:#3a1e1e; --na:#a3b0bc; --na-soft:#252b31;
  --amber:#e2a84b; --amber-soft:#33281a; color-scheme:dark}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
.wrap{max-width:760px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{margin:0;line-height:1.2;text-wrap:balance;letter-spacing:-.015em}
h1{font-size:clamp(1.5rem,4.5vw,2rem);font-weight:700}
h2{font-size:clamp(1.25rem,3.6vw,1.5rem);font-weight:700}
h3{font-size:1.05rem;font-weight:650}
p{margin:0}
.muted{color:var(--muted)} .small{font-size:.86rem}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
button{font:inherit;color:inherit;cursor:pointer}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.top{position:sticky;top:0;z-index:5;background:var(--surface);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.top .wrap{padding-block:10px;display:flex;flex-direction:column;gap:8px}
.top-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{display:flex;align-items:center;padding:2px 6px;border-radius:6px;background:#fff}
.logo img{height:34px;width:auto;display:block}
.pct{font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.bar{height:5px;background:var(--line);border-radius:3px;overflow:hidden}
.bar>i{display:block;height:100%;width:0;background:var(--brand);transition:width .3s}
.steps{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:4px}
.steps button{height:28px;padding:0;border:1px solid var(--line);background:var(--bg);border-radius:6px;font-size:.78rem;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums}
.steps button.done{background:var(--brand-wash);border-color:transparent;color:var(--brand-strong)}
.steps button.cur{background:var(--ink);border-color:var(--ink);color:var(--surface)}

main .wrap{padding-block:24px 120px;display:flex;flex-direction:column;gap:22px}
.page-head{display:flex;flex-direction:column;gap:6px}
.block{display:flex;flex-direction:column;gap:4px}
.block-head{display:flex;flex-direction:column;gap:2px;padding-bottom:6px}
.ref{font-size:.74rem;color:var(--muted)}

.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.grid .full{grid-column:1/-1}
@media (max-width:560px){.grid{grid-template-columns:1fr}}
.trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
@media (max-width:420px){.trio{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field label{font-size:.84rem;font-weight:600}
.field small{font-size:.76rem;color:var(--muted)}
input[type=text],input[type=number],input[type=email],input[type=tel],textarea{width:100%;font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:8px;padding:10px 12px}
textarea{resize:vertical;min-height:64px}
input[type=number]{font-variant-numeric:tabular-nums}
fieldset{border:1px solid var(--line);border-radius:10px;padding:14px;margin:0;display:flex;flex-direction:column;gap:12px;background:var(--surface)}
legend{font-weight:600;font-size:.88rem;padding:0 6px}

.qlist{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.q{display:flex;flex-direction:column;gap:10px;padding:14px 0;border-bottom:1px solid var(--line)}
.q-text{display:grid;grid-template-columns:2.6em minmax(0,1fr);gap:8px;align-items:baseline}
.q-num{font-size:.72rem;color:var(--muted);font-variant-numeric:tabular-nums}
.q.gate .q-text p{font-weight:600}
.indent{padding-left:calc(2.6em + 8px);display:flex;flex-direction:column;gap:8px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{border:1.5px solid var(--line-strong);background:var(--surface);border-radius:999px;padding:7px 16px;font-size:.88rem;font-weight:500;min-height:38px}
.opt[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--surface)}
.opt[aria-pressed=true][data-v=s]{background:var(--yes-soft);border-color:var(--yes);color:var(--yes)}
.opt[aria-pressed=true][data-v=n]{background:var(--no-soft);border-color:var(--no);color:var(--no)}
.opt[aria-pressed=true][data-v=a]{background:var(--na-soft);border-color:var(--na);color:var(--na)}
.cm-toggle{background:none;border:0;padding:2px 0;font-size:.8rem;color:var(--muted);text-decoration:underline;text-underline-offset:3px;align-self:flex-start}
.skipnote{font-size:.85rem;color:var(--muted);background:var(--na-soft);border-radius:8px;padding:10px 12px;margin-top:8px}

.nav{position:fixed;left:0;right:0;bottom:0;z-index:5;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0px)}
.nav .wrap{padding-block:12px;display:flex;justify-content:space-between;gap:10px}
.btn{border:1.5px solid var(--line-strong);background:var(--surface);border-radius:8px;padding:10px 18px;font-weight:600;font-size:.92rem;min-height:44px}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-strong);border-color:var(--brand-strong)}
.btn.ghost{border-color:transparent;background:none;color:var(--muted)}
.btn:disabled{opacity:.45;cursor:default}

.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:12px}
.missing{display:flex;flex-direction:column;gap:6px;font-size:.88rem}
.missing button{text-align:left;background:var(--amber-soft);color:var(--ink);border:0;border-radius:8px;padding:8px 12px}
.missing b{color:var(--amber);margin-right:6px}
.check{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:start;font-size:.88rem}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--brand)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.err{color:var(--no);font-size:.88rem}
.done-card{align-items:flex-start}
.done-card .mark{width:44px;height:44px;border-radius:50%;background:var(--yes-soft);color:var(--yes);display:grid;place-items:center;font-size:1.4rem;font-weight:700}
.demo{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--brand-wash);color:var(--brand-strong);padding:2px 8px;border-radius:999px}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}