/* ============ Base ============ */
:root {
  --brand:#2563eb; --brand-d:#1e40af; --ink:#111827; --muted:#6b7280;
  --ring:rgba(37,99,235,.18); --surface:#fff; --border:#e5e7eb;
  --slate-50:#f8fafc; --slate-100:#f1f5f9; --slate-200:#e2e8f0; --slate-300:#cbd5e1;
}
*{box-sizing:border-box} html,body{height:100%}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;color:var(--ink);background:#fafafa}
.container{max-width:980px;margin:32px auto;padding:0 16px}
h1{font-size:1.9rem;margin:0 0 18px} .muted{color:var(--muted)} .small{font-size:.9rem} .dim{color:#6b7280;margin-top:8px}

/* ============ Controls ============ */
textarea,input,select{width:100%;font:inherit;border:1.5px solid var(--border);border-radius:10px;padding:10px 12px;background:#fff}
textarea:focus,input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--ring)}

/* Note-type segmented pills */
fieldset.note-type{border:1.5px solid var(--border);border-radius:12px;padding:10px 12px 12px;margin:0 0 14px;background:#fff}
fieldset.note-type legend{padding:0 6px;color:var(--muted);font-weight:600}
.segmented{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.segmented label{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1.5px solid var(--border);border-radius:999px;background:#f8fafc;cursor:pointer;user-select:none;transition:background .15s,border-color .15s,color .15s}
.segmented input{display:none}
.segmented input:checked + span,.segmented label:has(input:checked){background:#eef2ff;border-color:var(--brand)}

/* ============ Buttons ============ */
.btn{
  --bg:var(--brand);--fg:#fff;--bd:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.7rem 1.1rem;border-radius:12px;border:2px solid var(--bd);
  background:var(--bg);color:var(--fg);font-weight:700;letter-spacing:.2px;cursor:pointer;
  transition:transform .08s,filter .12s,box-shadow .12s,background .12s,color .12s,border-color .12s;text-decoration:none
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 6px var(--ring)}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:translateY(1px) scale(.99)}
.btn[disabled]{opacity:.65;cursor:not-allowed}

/* Primary: strong color always visible */
.btn-primary{--bg:var(--brand);--fg:#fff;--bd:var(--brand)}
.btn-primary:hover{background:#2b6be7}
.btn-primary:active{background:var(--brand-d);border-color:var(--brand-d)}

/* Outline: clear by default, solid when pressed/active */
.btn-outline{--bg:#fff;--fg:var(--ink);--bd:var(--border)}
.btn-outline:hover{background:#f3f4f6}
.btn-outline:active,
.btn.is-active.btn-outline{background:var(--slate-200);border-color:var(--slate-300)}
.btn-outline.copied{background:#10b981;color:#fff;border-color:#10b981}

/* Ghost: subtle, but still shows press */
.btn-ghost{--bg:transparent;--fg:var(--ink);--bd:transparent}
.btn-ghost:hover{background:var(--slate-100)}
.btn-ghost:active,
.btn.is-active.btn-ghost{background:var(--slate-200)}

/* Loading state: very obvious */
.btn.is-loading{--bg:#111827;--bd:#111827;color:#fff}
.btn .inline-spinner{width:1.1em;height:1.1em;border:3px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .75s linear infinite}
.btn-row{display:flex;gap:10px;align-items:center}

/* ============ Cards & Result Frame ============ */
.card{background:var(--surface);border:1.5px solid var(--border);border-radius:12px;padding:12px 14px;margin:14px 0}

/* NEW: a professional frame around processed output */
.result-box{
  background:#fff;
  border:2px solid #111827;
  border-radius:16px;
  padding:20px 22px;
  box-shadow:0 20px 50px rgba(0,0,0,.12);
}

/* ============ Full-screen modal overlay (kept for Option A / future) ============ */
#global-loading{position:fixed;inset:0;background:rgba(107,114,128,.88);display:none;align-items:center;justify-content:center;z-index:9999}
#global-loading .loader{
  max-width:720px;background:rgba(255,255,255,.98);border:2px solid #111827;border-radius:14px;
  padding:18px 20px;display:grid;justify-items:center;row-gap:12px;box-shadow:0 22px


  /* ============ Processing Page ============ */
.processing-wrap {
  display: grid;
  place-items: center;
  min-height: 70vh;
}

.processing-card {
  width: min(900px, 92vw);
  background: #fff;
  border: 2px solid #111827;       /* visible border */
  border-radius: 16px;
  padding: 28px 32px;
  box-shadow: 0 22px 70px rgba(0,0,0,.15);
}

.processing-card h1 {
  margin-top: 0;
  margin-bottom: 12px;
  font-size: 1.5rem;
  text-align: center;
}

.processing-card .lead {
  color: #1f2937;
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.processing-card .points {
  margin: 12px 0 16px 20px;
  color: #1f2937;
  font-size: 1rem;
  line-height: 1.45rem;
}

.processing-spinner {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border: 8px solid #e5e7eb;
  border-top-color: #2563eb;
  border-radius: 50%;
  animation: spin .9s linear infinite;
}

.progress {
  height: 12px;
  background: #f3f4f6;
  border: 1px solid #e5e7eb;
  border-radius: 999px;
  overflow: hidden;
  margin: 12px 0;
}

.progress .bar {
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg,#111827,#2563eb);
  animation: progress-move 1.2s ease-in-out infinite;
  border-radius: 999px;
}

@keyframes progress-move {
  0% { transform: translateX(-110%); }
  50% { transform: translateX(10%); }
  100% { transform: translateX(110%); }
}