:root {
  --ink: #1c1a17;
  --paper: #f6efe0;
  --paper-2: #efe6d3;
  --line: #cdbf9f;
  --accent: #8a1c1c;      /* official red */
  --accent-2: #123a5e;    /* official navy */
  --gold: #9a7b2e;
  --shadow: rgba(28, 26, 23, .18);
  --radius: 14px;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 50% -10%, #2a2e3a, #12141c 60%) fixed;
  min-height: 100dvh;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 28px 18px 60px;
  position: relative;
}

.sound-toggle {
  position: absolute;
  top: 22px; right: 16px;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.08);
  color: #f3ead6; font-size: 18px; cursor: pointer; line-height: 1;
  transition: transform .1s, background .15s;
}
.sound-toggle:hover { background: rgba(255,255,255,.16); }
.sound-toggle:active { transform: scale(.92); }
.sound-toggle.off { opacity: .55; }

/* ---------- Masthead ---------- */
.masthead { text-align: center; color: #f3ead6; margin-bottom: 20px; }
.crest { font-size: 46px; line-height: 1; filter: drop-shadow(0 4px 10px rgba(0,0,0,.5)); }
.masthead h1 {
  font-family: "Georgia", "Times New Roman", serif;
  font-weight: 800; letter-spacing: .5px;
  font-size: clamp(26px, 6vw, 38px);
  margin: 6px 0 2px;
}
.tagline { margin: 0; opacity: .7; font-size: 13px; letter-spacing: 2px; text-transform: uppercase; }

/* ---------- Console card ---------- */
.console {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px 20px;
  box-shadow: 0 24px 60px -20px rgba(0,0,0,.6);
}
.lead {
  margin: 0 0 18px;
  font-family: "Georgia", serif;
  font-size: 19px;
  text-align: center;
  color: var(--accent-2);
}
.field-label {
  display: block;
  font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase;
  color: #6b5f47; margin: 0 0 8px; font-weight: 700;
}
.situation {
  width: 100%;
  padding: 14px 14px;
  font-size: 17px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fffdf8;
  color: var(--ink);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.situation:focus { border-color: var(--accent-2); box-shadow: 0 0 0 3px rgba(18,58,94,.15); }

.cats { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0 10px; }
.cat {
  border: 1px solid var(--line); background: #fffdf8; color: #6b5f47;
  padding: 6px 11px; border-radius: 999px; font-size: 12.5px; font-weight: 700;
  cursor: pointer; transition: background .15s, color .15s, border-color .15s;
}
.cat:hover { background: var(--paper-2); }
.cat.active { background: var(--accent-2); color: #fff; border-color: var(--accent-2); }

.presets { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 20px; }
.chip {
  border: 1px solid var(--line);
  background: #fffdf8;
  color: #4a4335;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
  transition: transform .08s, background .15s, border-color .15s;
}
.chip:hover { background: var(--paper-2); border-color: var(--accent-2); }
.chip:active { transform: scale(.96); }

.tiers { border: none; padding: 0; margin: 0 0 18px; }
.tiers legend { padding: 0; }
.tier {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); background: #fffdf8;
  padding: 9px 12px; border-radius: 10px; margin: 0 8px 8px 0;
  cursor: pointer; font-size: 14px; user-select: none;
}
.tier input { accent-color: var(--accent); margin: 0; }
.tier:has(input:checked) { border-color: var(--accent); background: #fbeeee; box-shadow: 0 0 0 2px rgba(138,28,28,.12); }

.lang-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.lang-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang-toggle button {
  border: none; background: #fffdf8; color: #6b5f47;
  padding: 7px 16px; font-size: 13px; font-weight: 700; cursor: pointer; letter-spacing: 1px;
}
.lang-toggle button.active { background: var(--accent-2); color: #fff; }

.generate {
  width: 100%;
  padding: 16px;
  font-size: 17px; font-weight: 800; letter-spacing: .3px;
  color: #fff;
  background: linear-gradient(180deg, #a52626, var(--accent));
  border: none; border-radius: 12px; cursor: pointer;
  box-shadow: 0 12px 24px -8px rgba(138,28,28,.6);
  transition: transform .08s, filter .15s;
}
.generate:hover { filter: brightness(1.06); }
.generate:active { transform: translateY(1px) scale(.995); }
.generate:disabled { filter: grayscale(.5) brightness(.9); cursor: wait; }

.fineprint { margin: 12px 2px 0; font-size: 11px; color: #8a7d63; text-align: center; }

/* ---------- Certificate ---------- */
.certificate-stage { margin-top: 26px; animation: rise .5s cubic-bezier(.2,.8,.2,1); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

.certificate {
  position: relative;
  background: var(--paper);
  border: 2px solid var(--accent-2);
  border-radius: 8px;
  padding: 26px 24px 30px;
  box-shadow: 0 24px 60px -18px rgba(0,0,0,.7);
  overflow: hidden;
  outline: 6px solid var(--paper);
  outline-offset: -14px;
}
.cert-guilloche {
  position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background:
    repeating-radial-gradient(circle at 15% 12%, transparent 0 8px, rgba(18,58,94,.05) 8px 9px),
    repeating-radial-gradient(circle at 88% 90%, transparent 0 8px, rgba(138,28,28,.05) 8px 9px);
  -webkit-mask: linear-gradient(#000, #000);
}
.cert-head { display: flex; align-items: center; gap: 14px; position: relative; }
.cert-seal {
  font-size: 40px; width: 60px; height: 60px; flex: none;
  display: grid; place-items: center;
  border: 2px double var(--gold); border-radius: 50%;
  background: #fffdf8;
}
.cert-title { display: flex; flex-direction: column; }
.cert-org { font-family: "Georgia", serif; font-weight: 800; font-size: 20px; letter-spacing: 1px; color: var(--accent-2); }
.cert-sub { font-size: 12px; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); font-weight: 700; }

.cert-meta {
  display: flex; justify-content: space-between; gap: 10px;
  margin: 16px 0; padding: 8px 0; font-size: 12px; letter-spacing: 1px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  color: #6b5f47; text-transform: uppercase;
}
.cert-meta b { color: var(--ink); }

.cert-intro { font-family: "Georgia", serif; font-style: italic; color: #4a4335; font-size: 14px; margin: 6px 0 14px; }
.cert-excuse {
  font-family: "Georgia", "Times New Roman", serif;
  font-size: clamp(19px, 5vw, 24px);
  line-height: 1.45;
  margin: 0;
  padding: 4px 0 6px 16px;
  border-left: 4px solid var(--accent);
  color: var(--ink);
}

.cert-foot { display: flex; align-items: flex-end; justify-content: space-between; margin-top: 26px; position: relative; }
.cert-stamp {
  font-family: "Georgia", serif; font-weight: 800; letter-spacing: 3px;
  color: var(--accent); border: 3px solid var(--accent); border-radius: 8px;
  padding: 8px 14px; transform: rotate(-11deg); opacity: .85;
  font-size: 20px; text-transform: uppercase;
  box-shadow: inset 0 0 0 2px rgba(138,28,28,.25);
}
.cert-sign { text-align: right; }
.cert-signline {
  display: block; font-family: "Segoe Script", "Brush Script MT", cursive;
  font-size: 22px; color: var(--accent-2); border-bottom: 1px solid var(--line); padding: 0 4px 2px;
}
.cert-tier { display: block; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: #8a7d63; margin-top: 4px; }

.cert-barcode {
  height: 34px; margin-top: 18px;
  background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 4px, var(--ink) 4px 5px, transparent 5px 9px, var(--ink) 9px 12px, transparent 12px 14px);
  opacity: .8;
}

/* ---------- Stamp slam + impact ---------- */
@keyframes slam {
  0%   { transform: rotate(-11deg) scale(2.7); opacity: 0; }
  55%  { opacity: 1; }
  72%  { transform: rotate(-11deg) scale(.9); opacity: 1; }
  86%  { transform: rotate(-11deg) scale(1.04); }
  100% { transform: rotate(-11deg) scale(1); opacity: .85; }
}
.cert-stamp.slam { animation: slam .5s cubic-bezier(.2,.7,.2,1) both; }

@keyframes hit {
  0%,100% { transform: none; }
  25% { transform: translate(-3px, 1px); }
  50% { transform: translate(3px, -1px); }
  75% { transform: translate(-2px, 0); }
}
.certificate.hit { animation: hit .28s ease .34s; }

.shared-note {
  background: rgba(255,255,255,.1);
  border: 1px dashed rgba(243,234,214,.4);
  color: #f3ead6; border-radius: 12px;
  padding: 12px 14px; margin-bottom: 14px; font-size: 14px; text-align: center;
}
.shared-note b { color: #fff; }

/* ---------- Actions ---------- */
.actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.act {
  padding: 13px; font-size: 15px; font-weight: 700; cursor: pointer;
  border-radius: 11px; border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.08); color: #f3ead6;
  transition: transform .08s, background .15s;
}
.act:hover { background: rgba(255,255,255,.16); }
.act:active { transform: scale(.97); }
.act.primary { grid-column: 1 / -1; background: linear-gradient(180deg, #1a5085, var(--accent-2)); border-color: transparent; }
.act.ghost { background: transparent; }

.brag { text-align: center; color: #cdbf9f; font-size: 13px; min-height: 18px; margin: 14px 0 0; }
.site-foot { text-align: center; color: #6c6f7a; font-size: 12px; margin-top: 34px; }

@media (max-width: 380px) {
  .cert-stamp { font-size: 16px; padding: 6px 10px; }
  .cert-signline { font-size: 18px; }
}