/* ============================================================
   Ricerca Riordinata — foglio di stile
   Direzione: una "console" professionale e scura dove ordini
   le fonti come canali su un mixer. L'ordine E' il contenuto,
   quindi i numeri di rango sono l'unico elemento acceso (ambra).
   Tutto il resto e' disciplinato e silenzioso.
   ============================================================ */

:root {
  /* superfici a strati, blu-nero profondo (non nero piatto) */
  --bg:        #0c0d11;
  --bg-deep:   #08090c;
  --surface:   #14161d;
  --surface-2: #1a1d26;
  --surface-3: #21252f;
  --line:      #282c38;
  --line-2:    #20232d;
  --hairline:  rgba(255, 255, 255, 0.055);

  /* inchiostro */
  --ink:   #eceef5;
  --ink-2: #aab0c0;
  --ink-3: #6f7689;
  --ink-4: #4b5063;

  /* accento iris + segnale ambra (la firma) */
  --iris:      #7c7bff;
  --iris-bri:  #9695ff;
  --iris-dim:  #5b5ae0;
  --iris-soft: rgba(124, 123, 255, 0.13);
  --iris-line: rgba(124, 123, 255, 0.40);
  --amber:     #f4b350;
  --green:     #4fd1a0;
  --red:       #ff6b81;

  --radius:   14px;
  --radius-s: 10px;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  --sans: "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --sh-card: inset 0 1px 0 var(--hairline), 0 14px 44px -24px rgba(0,0,0,0.9);
  --sh-pop:  0 18px 50px -20px rgba(0,0,0,0.85);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(900px 520px at 84% -6%, var(--iris-soft), transparent 62%),
    radial-gradient(700px 460px at 6% 4%, rgba(244,179,80,0.05), transparent 60%),
    var(--bg);
  background-attachment: fixed;
}

.wrap {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 24px 120px;
}

/* ---------- intestazione ---------- */
.masthead { margin-bottom: 36px; animation: rise 0.6s var(--ease) both; }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--iris-bri);
  margin: 0 0 18px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: linear-gradient(90deg, var(--iris), transparent);
}
h1 {
  font-size: clamp(30px, 6.2vw, 46px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.032em;
  margin: 0 0 14px;
  background: linear-gradient(180deg, #ffffff, #c5c8d6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede {
  margin: 0;
  max-width: 60ch;
  color: var(--ink-2);
  font-size: 15.5px;
}

/* ---------- banner ---------- */
.banner {
  position: relative;
  border-radius: var(--radius-s);
  padding: 13px 16px 13px 18px;
  font-size: 13.5px;
  margin: 16px 0;
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}
.banner::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
}
.banner strong { color: var(--ink); font-weight: 600; }
.banner.warn { color: #f3c98a; border-color: rgba(244,179,80,0.28); background: rgba(244,179,80,0.06); }
.banner.warn::before { background: var(--amber); }
.banner.ok   { color: #9ce8c8; border-color: rgba(79,209,160,0.30); background: rgba(79,209,160,0.07); }
.banner.ok::before { background: var(--green); }
.banner.err  { color: #ff9aa9; border-color: rgba(255,107,129,0.32); background: rgba(255,107,129,0.07); }
.banner.err::before { background: var(--red); }

/* ---------- step ---------- */
.step { margin-bottom: 30px; animation: rise 0.6s var(--ease) both; }
.step:nth-of-type(2) { animation-delay: 0.04s; }
.step:nth-of-type(3) { animation-delay: 0.08s; }
.step-head { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 14px; }
.step-num {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.12em;
  padding: 3px 0 0;
  flex: 0 0 auto;
}
.step-title { font-size: 17px; font-weight: 600; margin: 0; letter-spacing: -0.01em; }
.step-sub { color: var(--ink-2); font-size: 13.5px; margin: 3px 0 0; }

/* ---------- card ---------- */
.card {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--sh-card);
}

/* ---------- form ---------- */
label.field {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 7px;
}
input[type="text"], input[type="email"], input[type="password"], textarea {
  width: 100%;
  background: var(--bg-deep);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: 13px;
  outline: none;
  transition: border-color 0.16s var(--ease), box-shadow 0.16s var(--ease);
}
input::placeholder { color: var(--ink-4); }
input:focus, textarea:focus {
  border-color: var(--iris);
  box-shadow: 0 0 0 3px var(--iris-soft);
}
.row-inline { display: flex; gap: 9px; }
.row-inline input { flex: 1; }

/* ---------- bottoni ---------- */
button {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--ink);
  background: var(--surface-3);
  border: 1px solid var(--line);
  padding: 11px 18px;
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: transform 0.08s var(--ease), border-color 0.16s var(--ease),
              background 0.16s var(--ease), box-shadow 0.16s var(--ease);
}
button:hover { border-color: var(--iris-line); background: #262a35; }
button:active { transform: translateY(1px); }
button:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--iris-soft); }

button.primary {
  color: #14132e;
  font-weight: 600;
  border: none;
  background: linear-gradient(180deg, var(--iris-bri), var(--iris));
  box-shadow: 0 1px 0 rgba(255,255,255,0.25) inset, 0 8px 22px -10px rgba(124,123,255,0.7);
}
button.primary:hover { background: linear-gradient(180deg, #a3a2ff, var(--iris-bri)); }
button.ghost { background: transparent; }
button.ghost:hover { background: var(--iris-soft); }
button:disabled { opacity: 0.42; cursor: not-allowed; transform: none; box-shadow: none; }
button.icon {
  padding: 0;
  width: 38px; height: 38px;
  font-family: var(--mono);
  font-size: 14px;
  display: inline-grid;
  place-items: center;
}

/* ---------- lista fonti (channel strips) ---------- */
.sources { display: flex; flex-direction: column; gap: 9px; }
.src {
  position: relative;
  display: grid;
  grid-template-columns: 50px 1fr auto;
  align-items: center;
  gap: 14px;
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px 15px;
  box-shadow: var(--sh-card);
  transition: border-color 0.16s var(--ease), box-shadow 0.16s var(--ease), opacity 0.16s var(--ease);
}
.src::before {
  content: "";
  position: absolute; left: 0; top: 10px; bottom: 10px;
  width: 2px; border-radius: 2px;
  background: var(--iris);
  opacity: 0;
  transition: opacity 0.16s var(--ease);
}
.src:hover { border-color: var(--iris-line); }
.src:hover::before { opacity: 0.9; }
.src.off { opacity: 0.4; filter: saturate(0.4); }

.rank {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--amber);
  text-align: center;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 22px rgba(244,179,80,0.28);
}
.src.off .rank { color: var(--ink-4); text-shadow: none; }

.src-name { font-size: 15px; font-weight: 600; }
.src-name input {
  width: 100%;
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 600;
  padding: 7px 9px;
  background: transparent;
  border-color: transparent;
}
.src-name input:hover { border-color: var(--line); }
.src-name input:focus { background: var(--bg-deep); border-color: var(--iris); }
.src-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 4px;
  padding-left: 9px;
  word-break: break-all;
}
.src-ctrls { display: flex; gap: 5px; align-items: center; }

.tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg-deep);
}

/* ---------- output / install ---------- */
.output {
  margin-top: 16px;
  background: var(--bg-deep);
  border: 1px solid var(--iris-line);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 0 0 1px rgba(124,123,255,0.08), var(--sh-pop);
}
.url-box {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--green);
  background: #060709;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 13px 14px;
  word-break: break-all;
  margin: 12px 0;
  box-shadow: inset 0 0 30px rgba(79,209,160,0.05);
}
.btn-row { display: flex; gap: 9px; flex-wrap: wrap; align-items: center; }
.btn-row a { text-decoration: none; }

/* ---------- testo di servizio ---------- */
.note { font-size: 13.5px; color: var(--ink-2); }
.note strong { color: var(--ink); font-weight: 600; }
.muted { color: var(--ink-3); }
a { color: var(--iris-bri); text-decoration-color: var(--iris-dim); text-underline-offset: 2px; }
a:hover { color: #b4b3ff; }

hr.sep { border: none; border-top: 1px solid var(--line-2); margin: 22px 0; }
.empty {
  text-align: center;
  color: var(--ink-4);
  font-family: var(--mono);
  font-size: 13px;
  padding: 30px 0;
  border: 1px dashed var(--line);
  border-radius: 12px;
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  color: var(--iris-bri);
  background: var(--iris-soft);
  padding: 1px 6px;
  border-radius: 5px;
}

/* ---------- movimento ---------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- responsive ---------- */
@media (max-width: 560px) {
  .wrap { padding: 40px 18px 90px; }
  .src { grid-template-columns: 40px 1fr; }
  .src-ctrls { grid-column: 1 / -1; justify-content: flex-end; margin-top: 6px; }
  .rank { font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}