/* ============================================================
   Paddle ID — NFC identification page
   Extends styles.css (nav, buttons, footer, section heads)
   ============================================================ */

/* ---------- Hero ---------- */
.vhero{padding:72px 0 56px;text-align:center;
  background:radial-gradient(900px 480px at 50% 0%,rgba(184,20,60,.22),transparent 65%),
             radial-gradient(600px 380px at 80% 90%,rgba(233,179,28,.08),transparent 60%)}
.vhero-in{max-width:840px}
.vhero h1{margin:22px 0 20px;font-size:clamp(34px,5.2vw,64px);font-weight:900;
  letter-spacing:-.035em;text-transform:uppercase}
.vhero .lede{margin:0 auto;max-width:640px;font-size:17px}

/* ---------- Scanner ---------- */
.scan-sec{padding:0 0 96px}
.scan-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}

.scanner{border:1px solid var(--line-2);border-radius:20px;
  background:linear-gradient(180deg,var(--ink-3),var(--ink-2));padding:36px 32px;text-align:center}
.scanner h2{font-size:24px;font-weight:900;letter-spacing:-.02em;margin-bottom:10px}
.scanner > div > p{font-size:14.5px;color:var(--mute);margin-bottom:22px}

.nfc-ring{width:104px;height:104px;margin:0 auto 22px;border-radius:50%;display:grid;place-items:center;
  color:var(--gold);border:1px solid var(--line-2);background:rgba(233,179,28,.05);position:relative}
.nfc-ring::before,.nfc-ring::after{content:"";position:absolute;inset:-1px;border-radius:50%;
  border:1px solid rgba(233,179,28,.4);opacity:0}
.nfc-ring.is-live::before{animation:nfcPulse 2s ease-out infinite}
.nfc-ring.is-live::after{animation:nfcPulse 2s ease-out .9s infinite}
@keyframes nfcPulse{0%{opacity:.7;transform:scale(1)}100%{opacity:0;transform:scale(1.55)}}

.scan-alt{margin-top:18px!important;font-size:12.5px!important}

.manual{margin-top:28px;padding-top:26px;border-top:1px solid var(--line);text-align:left}
.manual label{display:block;font:600 10.5px/1 "Barlow Condensed",sans-serif;letter-spacing:.2em;
  text-transform:uppercase;color:var(--mute);margin-bottom:11px}
.manual-row{display:flex;gap:10px;flex-wrap:wrap}
.manual-row input{flex:1;min-width:170px;padding:14px 16px;border-radius:10px;border:1px solid var(--line-2);
  background:rgba(255,255,255,.03);color:#fff;font-family:ui-monospace,"SFMono-Regular",Menlo,monospace;
  letter-spacing:.06em;text-transform:uppercase}
.manual-row input::placeholder{color:var(--mute);text-transform:none;letter-spacing:0}
.manual-row input:focus{outline:none;border-color:var(--gold)}

.demo-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:16px}
.demo-tags span{font-size:11.5px;color:var(--mute)}
.demo-tags button{padding:6px 11px;border-radius:7px;border:1px dashed var(--line-2);
  background:none;color:var(--mute);cursor:pointer;font-size:11.5px;
  font-family:ui-monospace,"SFMono-Regular",Menlo,monospace;transition:.2s}
.demo-tags button:hover{border-color:var(--gold);color:var(--gold)}

/* ---------- Result card ---------- */
.result{min-height:100%}
.result-empty{border:1px dashed var(--line-2);border-radius:20px;padding:60px 32px;text-align:center;color:var(--mute)}
.result-empty svg{margin:0 auto 16px;display:block;opacity:.5}
.result-empty p{font-size:14.5px;max-width:260px;margin:0 auto}

.card-id{border:1px solid var(--line-2);border-radius:20px;overflow:hidden;background:var(--ink-3);
  animation:cardIn .45s var(--ease)}
@keyframes cardIn{from{opacity:0;transform:translateY(14px)}}

.card-top{padding:22px 26px;display:flex;align-items:center;gap:12px;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.status{display:inline-flex;align-items:center;gap:8px;padding:7px 13px;border-radius:100px;
  font:700 10.5px/1 "Barlow Condensed",sans-serif;letter-spacing:.18em;text-transform:uppercase}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.status.ok{color:#2ecc71;background:rgba(46,204,113,.1);border:1px solid rgba(46,204,113,.3)}
.status.warn{color:var(--gold);background:rgba(233,179,28,.1);border:1px solid rgba(233,179,28,.32)}
.status.lost{color:var(--crimson-lt);background:rgba(224,24,74,.1);border:1px solid rgba(224,24,74,.35)}
.status.bad{color:#ff6b6b;background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.32)}
.card-serial{margin-left:auto;font-family:ui-monospace,"SFMono-Regular",Menlo,monospace;
  font-size:12.5px;color:var(--mute);letter-spacing:.04em}

.card-body{padding:28px 26px}
.owner{display:flex;align-items:center;gap:16px;margin-bottom:26px}
.avatar{width:60px;height:60px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  font:900 21px/1 "Archivo",sans-serif;color:#fff;letter-spacing:.02em;
  background:linear-gradient(145deg,var(--crimson-lt),#6d0b22);border:1px solid rgba(255,255,255,.12)}
.owner-txt small{display:block;font:600 10.5px/1 "Barlow Condensed",sans-serif;letter-spacing:.2em;
  text-transform:uppercase;color:var(--mute);margin-bottom:8px}
.owner-txt strong{font:900 24px/1.1 "Archivo",sans-serif;color:#fff;letter-spacing:-.02em;display:block}
.owner-txt em{display:block;font-style:normal;font-size:13px;color:var(--mute);margin-top:7px}

.card-specs{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:12px;overflow:hidden}
.card-specs > div{background:var(--ink-2);padding:15px 16px}
.card-specs dt{font:600 9.5px/1 "Barlow Condensed",sans-serif;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold)}
.card-specs dd{margin:8px 0 0;font-size:14px;color:#fff}

.card-note{margin-top:22px;padding:16px 18px;border-radius:12px;font-size:14px;line-height:1.6;
  border:1px solid var(--line-2);background:rgba(255,255,255,.02);color:var(--text)}
.card-note.lost{border-color:rgba(224,24,74,.4);background:rgba(224,24,74,.08)}
.card-note.warn{border-color:rgba(233,179,28,.35);background:rgba(233,179,28,.07)}
.card-note strong{color:#fff}
.card-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.card-actions .btn{flex:1;min-width:150px}

/* ---------- Register form ---------- */
.reg{margin-top:22px;padding-top:22px;border-top:1px solid var(--line);display:grid;gap:14px}
.reg .field label{display:block;font:600 10.5px/1 "Barlow Condensed",sans-serif;letter-spacing:.2em;
  text-transform:uppercase;color:var(--mute);margin-bottom:9px}
.reg input,.reg select{width:100%;padding:13px 15px;border-radius:10px;border:1px solid var(--line-2);
  background:rgba(255,255,255,.03);color:#fff}
.reg input:focus,.reg select:focus{outline:none;border-color:var(--gold)}
.reg .two{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ---------- Demo banner ---------- */
.demo-note{margin-top:14px;padding:13px 16px;border-radius:11px;font-size:12.5px;line-height:1.6;
  border:1px dashed var(--line-2);color:var(--mute);background:rgba(255,255,255,.015)}
.demo-note strong{color:var(--gold)}

/* ---------- Stack problem ---------- */
.stackprob{padding:96px 0;background:var(--ink-2);border-block:1px solid var(--line)}
.stack-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.stack-img{margin:0}
.stack-img img{width:100%;border-radius:18px;border:1px solid var(--line-2)}
.stack-img figcaption{margin-top:14px;text-align:center;font:600 10.5px/1.6 "Barlow Condensed",sans-serif;
  letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
.stack-copy p{margin-bottom:18px;font-size:16px}
.stack-copy .drop{font-size:18.5px;color:var(--silver)}

/* ---------- Steps ---------- */
.steps-sec{padding:96px 0}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.steps li{padding:32px 26px;border:1px solid var(--line);border-radius:16px;background:var(--ink-2);
  transition:.3s var(--ease)}
.steps li:hover{transform:translateY(-5px);border-color:var(--line-2);background:var(--ink-3)}
.step-n{display:block;font:900 34px/1 "Archivo",sans-serif;color:transparent;
  -webkit-text-stroke:1.4px var(--line-2);letter-spacing:-.04em;margin-bottom:18px}
.steps h3{font-size:17px;font-weight:800;margin-bottom:11px}
.steps p{font-size:14px;color:var(--mute)}

/* ---------- Responsive ---------- */
@media (max-width:1040px){
  .scan-grid,.stack-grid{grid-template-columns:1fr;gap:24px}
  .stack-grid{gap:44px}
  .steps{grid-template-columns:1fr}
}
@media (max-width:760px){
  .vhero{padding:48px 0 40px}
  .scan-sec{padding-bottom:64px}
  .stackprob,.steps-sec{padding:64px 0}
  .scanner{padding:28px 22px}
  .card-specs{grid-template-columns:1fr}
  .reg .two{grid-template-columns:1fr}
  .card-top{flex-wrap:wrap;gap:10px}
  .card-serial{margin-left:0;width:100%}
}