/* ------------------------------------------------------------------
   SecureSpin: layout for the demo page. Loads after ../core.css and
   ../styles.css. Colour roles per STYLE-GUIDE.md: volt is the selected
   letter and success, hot is denial and the dial pointer, cyan is
   structure (the dial, the meters' "before" lane).
   ------------------------------------------------------------------ */

.ss-top {
  position: relative;
  padding: calc(var(--hud-h) + clamp(28px, 5vw, 56px)) var(--gutter) clamp(40px, 6vw, 72px);
  overflow: hidden;
  background: var(--bg);
}
/* Quietens the glyph field behind the controls so they stay readable. */
.ss-veil {
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(to top, var(--bg) 0%, transparent 22%),
    radial-gradient(ellipse at 40% 45%, rgba(6, 7, 11, .82), rgba(6, 7, 11, .35) 75%);
}
.ss-wrap { position: relative; z-index: 2; max-width: var(--wrap); margin: 0 auto; }

.ss-title { font-size: clamp(3rem, 9.5vw, 7.2rem); }
.ss-title .name-line { display: inline-block; }
.ss-lede { max-width: 620px; margin: 20px 0 34px; font-size: 18px; color: var(--muted); }

.ss-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; align-items: start; }

kbd {
  display: inline-block;
  min-width: 22px; padding: 4px 6px; margin: 0 2px;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  font: 500 11px/1 var(--font-mono);
  text-align: center; text-transform: uppercase;
  color: var(--text);
}

.g-label {
  display: block; margin: 0 0 10px;
  font: 500 11px/1.4 var(--font-mono);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted);
}
.g-toggle {
  padding: 9px 11px;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  color: var(--muted);
  font: 500 12px/1 var(--font-mono);
  letter-spacing: .12em; text-transform: uppercase;
  cursor: pointer;
  transition: color .12s, border-color .12s;
}
.g-toggle:hover { color: var(--volt); border-color: var(--volt); }
.g-toggle[aria-pressed="true"] { color: var(--text); }

/* ---------- Tabs ---------- */
.ss-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.ss-tab {
  padding: 12px 16px;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  color: var(--muted);
  font: 700 12px/1 var(--font-mono);
  letter-spacing: .12em; text-transform: uppercase;
  cursor: pointer;
  transition: color .12s, border-color .12s, background .12s;
}
.ss-tab:hover { color: var(--text); border-color: var(--text); }
.ss-tab[aria-selected="true"] { background: var(--volt); border-color: var(--volt); color: #000; }
.ss-tab.has-note:not([aria-selected="true"]) { border-color: var(--hot); color: var(--hot); }

/* ---------- Key editor ---------- */
.ss-key { --c: 22px; padding: 18px 20px 16px; cursor: text; }
.ss-key:focus-within { --bd: var(--volt); }
.ss-key.granted { --bd: var(--volt); }
.ss-key.denied { --bd: var(--hot); }
.ss-key-head {
  display: flex; justify-content: space-between;
  margin-bottom: 14px;
  font: 500 11px/1 var(--font-mono);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted);
}
.ss-tiles { display: flex; flex-wrap: wrap; gap: 10px; min-height: 104px; align-items: flex-start; }
.ss-tiles:empty::before {
  content: 'Type to begin';
  align-self: center;
  font: 500 13px/1 var(--font-mono);
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--dim);
}

.ss-tile {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  width: 66px; padding: 10px 0 8px;
  border: 1px solid var(--line-2);
  background: var(--screen);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  transition: border-color .12s, background .12s;
}
.ss-tile:hover { border-color: var(--text); }
.ss-glyph {
  display: grid; place-items: center;
  width: 46px; height: 46px;
  font: 700 34px/1 var(--font-display);
  /* Snaps between hours; the brief overshoot makes each step feel like a detent. */
  transition: transform .14s cubic-bezier(.3, 1.6, .5, 1);
}
.ss-hour { font: 500 11px/1 var(--font-mono); letter-spacing: .08em; color: var(--muted); }
.ss-tile.sel { border-color: var(--volt); background: #12140a; }
.ss-tile.sel .ss-glyph { color: var(--volt); }
.ss-tile.sel .ss-hour { color: var(--volt); }
.ss-tile.bad { border-color: var(--hot); }
.ss-tile.bad .ss-glyph, .ss-tile.bad .ss-hour { color: var(--hot); }
.ss-tile.good { border-color: var(--volt); }
.ss-tile.small { width: 50px; padding: 8px 0 6px; }
.ss-tile.small .ss-glyph { width: 34px; height: 34px; font-size: 24px; }

/* Off-screen but focusable: see the note on the input in index.html. */
.ss-input { position: absolute; left: 0; bottom: 0; width: 1px; height: 1px; padding: 0; border: 0; opacity: 0; }

.ss-status {
  margin: 14px 0 0; padding-top: 12px;
  border-top: 1px dashed var(--line-2);
  font: 500 12px/1.5 var(--font-mono);
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted);
}
.ss-status.ok { color: var(--volt); }
.ss-status.err { color: var(--hot); }
.ss-status.busy { color: var(--cyan); }

.ss-keys {
  margin: 12px 0 26px;
  font: 500 11px/2.2 var(--font-mono);
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--dim);
}

/* ---------- Mode panes ---------- */
.ss-pane { max-width: 680px; }
.ss-target { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; min-height: 76px; }
.ss-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.ss-field {
  flex: 1; min-width: 0;
  padding: 14px 14px;
  border: 1px solid var(--line-2);
  background: var(--screen);
  color: var(--text);
  font: 500 15px/1.4 var(--font-mono);
  letter-spacing: .04em;
  caret-color: var(--volt);
}
.ss-field:focus { outline: 0; border-color: var(--volt); }
.ss-field::placeholder { color: var(--dim); }
#target-word { text-transform: uppercase; letter-spacing: .2em; max-width: 260px; }
.ss-area { display: block; width: 100%; margin-bottom: 16px; resize: vertical; font-family: var(--font-display); font-size: 16px; letter-spacing: 0; }
#note-hint { display: block; width: 100%; margin-bottom: 16px; }
.ss-note { margin: 0 0 12px; font-size: 14px; line-height: 1.55; color: var(--muted); }
.ss-note b { color: var(--text); font-family: var(--font-mono); font-size: 13px; letter-spacing: .08em; }
.ss-note--center { text-align: center; }
.ss-result { margin: 6px 0 16px; padding: 16px; border: 1px solid var(--volt); background: var(--screen); }
.ss-result .ss-row { margin-bottom: 0; }
.ss-hint { margin: 0 0 14px; padding: 12px 14px; border-left: 2px solid var(--hot); background: var(--bg-2); font-size: 15px; color: var(--text); overflow-wrap: anywhere; }
.ss-hint::before { content: 'Hint  '; font: 500 11px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--hot); }
.ss-message { margin: 0; font-size: 18px; line-height: 1.55; white-space: pre-wrap; overflow-wrap: anywhere; color: var(--volt); }

/* ---------- Dial ---------- */
.ss-side { --c: 22px; padding: 22px 22px 20px; }
.ss-dial {
  position: relative;
  width: 100%; max-width: 296px; aspect-ratio: 1; margin: 0 auto 16px;
  cursor: grab; touch-action: none;
  user-select: none; -webkit-user-select: none;
}
.ss-dial:active { cursor: grabbing; }
.ss-dial.off { cursor: default; opacity: .45; }
.ss-dial svg { display: block; width: 100%; height: 100%; }
.ss-ring { fill: none; stroke: var(--cyan); stroke-opacity: .5; stroke-width: 1; }
.ss-ring--dash { stroke-dasharray: 3 6; stroke-opacity: .3; }
.ss-tick { stroke: var(--cyan); stroke-opacity: .7; stroke-width: 1; }
.ss-tick.on { stroke: var(--volt); stroke-opacity: 1; stroke-width: 2; }
.ss-num { fill: var(--muted); font: 500 11px var(--font-mono); text-anchor: middle; dominant-baseline: central; }
.ss-num.on { fill: var(--volt); }
.ss-pointer { transform-origin: 150px 150px; transition: transform .14s cubic-bezier(.3, 1.6, .5, 1); }
.ss-pointer line { stroke: var(--hot); stroke-width: 2; }
.ss-pointer rect { fill: var(--hot); }
.ss-dial-core {
  position: absolute; left: 50%; top: 50%;
  width: 46%; aspect-ratio: 1;
  transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  border: 1px solid var(--line-2);
  background: var(--screen);
  pointer-events: none;
}
.ss-dial-glyph { font: 700 46px/1 var(--font-display); color: var(--volt); transition: transform .14s cubic-bezier(.3, 1.6, .5, 1); }
.ss-dial-hour { font: 500 12px/1 var(--font-mono); letter-spacing: .1em; color: var(--muted); }
.ss-dial-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.ss-step {
  padding: 12px 0;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  color: var(--text);
  font: 700 12px/1 var(--font-mono);
  letter-spacing: .12em; text-transform: uppercase;
  cursor: pointer;
  transition: border-color .12s, color .12s;
}
.ss-step:hover { border-color: var(--volt); color: var(--volt); }
.ss-toggles { display: flex; justify-content: center; gap: 8px; margin-top: 4px; }

/* ---------- The math ---------- */
.ss-math { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px 48px; }
.ss-stats { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.ss-stat { padding: 18px; border: 1px solid var(--line-2); background: var(--panel); }
.ss-stat span { display: block; font: 500 11px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.ss-stat b { display: block; margin-top: 12px; font: 700 clamp(1.3rem, 2.4vw, 1.9rem)/1.1 var(--font-display); font-variant-numeric: tabular-nums; }
.ss-stat b.volt { color: var(--volt); }

.ss-lane { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 8px 14px; align-items: center; margin-bottom: 20px; }
.ss-lane span { font: 500 11px/1.3 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.ss-lane b { grid-column: 2; font: 700 20px/1.2 var(--font-display); color: var(--text); }
.ss-lane--spin b { color: var(--volt); }
.ss-meter { height: 10px; background: var(--line); overflow: hidden; }
.ss-meter i {
  display: block; height: 100%; width: 100%;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 6px, transparent 6px 8px);
  transform-origin: left; transform: scaleX(0);
  transition: transform .35s cubic-bezier(.2, .8, .2, 1);
}
.ss-lane--spin .ss-meter i { background: repeating-linear-gradient(90deg, var(--volt) 0 6px, transparent 6px 8px); }
.ss-explain { color: var(--muted); font-size: 16px; }
.ss-explain p:first-child { color: var(--text); }

.ss-classic { max-width: 420px; perspective: 1400px; }

@media (max-width: 1000px) {
  .ss-grid { grid-template-columns: minmax(0, 1fr); }
  .ss-side { max-width: 420px; }
  .ss-math { grid-template-columns: minmax(0, 1fr); }
  .ss-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .ss-tile { width: 54px; }
  .ss-glyph { width: 38px; height: 38px; font-size: 28px; }
  .ss-keys { display: none; }
  .ss-key { margin-bottom: 22px; }
  .ss-lane { grid-template-columns: minmax(0, 1fr); }
  .ss-lane b { grid-column: 1; }
  .ss-tab { padding: 11px 12px; letter-spacing: .08em; }
}