/* afterglow -- Google Material 3 / Gemini Dark UI */

:root {
  --bg: #131314;
  --panel: #1e1f20;
  --panel-hover: #282a2c;
  --sunk: #161719;
  --line: #333537;
  --line-hover: #444746;

  --fg: #e3e3e3;
  --bright: #ffffff;
  --dim: #c4c7c5;
  --faint: #8e918f;

  --primary: #a8c7fa;
  --primary-strong: #8ab4f8;
  --primary-bg: rgba(168, 199, 250, 0.12);
  --btn-text: #062e6f;

  --ok: #81c995;
  --bad: #f28b82;
  --warn: #fdd663;

  --sans: "Google Sans", "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "Roboto Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: var(--bg);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(168, 199, 250, 0.08) 0%, transparent 55%),
    radial-gradient(circle at 85% 90%, rgba(129, 201, 149, 0.04) 0%, transparent 45%);
  color: var(--fg);
  font: 15px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}

/* --- Top Bar ------------------------------------------------------------ */

#brand {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(30, 31, 32, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-align: center;
}

#brand b {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(168, 199, 250, 0.1);
  border: 1px solid rgba(168, 199, 250, 0.2);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.byline {
  position: fixed;
  bottom: 14px;
  left: 18px;
  z-index: 9;
  margin: 0;
  color: var(--faint);
  font: 12px/1 var(--mono);
  letter-spacing: 0.04em;
  opacity: 0.75;
}

/* --- Landing Page ------------------------------------------------------- */

.shell {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 48px;
  min-height: calc(100vh - 57px);
  padding: 32px 24px 56px;
}

.meme {
  width: 240px;
  max-width: 42vw;
  height: auto;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.65));
  transition: transform 0.35s cubic-bezier(0.2, 0, 0, 1);
  user-select: none;
}

.meme:hover {
  transform: translateY(-4px) scale(1.02);
}

.panel {
  width: 360px;
  max-width: 100%;
  padding: 28px 24px 24px;
  border-radius: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
}

.lede {
  margin: 0 0 20px;
  color: var(--dim);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
}

.pick {
  margin: 0;
}

/* --- Custom Material 3 Cards & Inputs ----------------------------------- */

.opt {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--sunk);
  cursor: pointer;
  user-select: none;
  transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.opt:hover {
  background: var(--panel-hover);
  border-color: var(--line-hover);
}

.opt:has(input:checked) {
  background: var(--primary-bg);
  border-color: var(--primary);
}

/* Custom Radio Button */
.opt input[type="radio"] {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  margin: 0 14px 0 0;
  border: 2px solid var(--faint);
  border-radius: 50%;
  background: transparent;
  display: grid;
  place-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.opt input[type="radio"]::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  transform: scale(0);
  transition: transform 0.18s cubic-bezier(0.2, 0, 0, 1);
}

.opt input[type="radio"]:checked {
  border-color: var(--primary);
}

.opt input[type="radio"]:checked::before {
  transform: scale(1);
}

.opt span {
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  transition: color 0.2s ease;
}

.opt input:checked + span {
  color: var(--bright);
  font-weight: 600;
}

/* Custom Toggle Switch for Autostart */
.opt-auto {
  margin-top: 14px;
  padding: 12px 16px;
  flex-direction: row-reverse;
  justify-content: space-between;
  background: transparent;
  border: 1px dashed var(--line);
}

.opt-auto:has(input:checked) {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--line-hover);
}

.opt-auto input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  width: 44px;
  height: 24px;
  margin: 0;
  border-radius: 999px;
  background: var(--sunk);
  border: 2px solid var(--faint);
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.opt-auto input[type="checkbox"]::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--faint);
  transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.opt-auto input[type="checkbox"]:checked {
  background: var(--primary);
  border-color: var(--primary);
}

.opt-auto input[type="checkbox"]:checked::after {
  left: 21px;
  top: 2px;
  width: 16px;
  height: 16px;
  background: var(--btn-text);
}

/* --- Primary Pill Button ------------------------------------------------ */

.btn {
  display: block;
  width: 100%;
  margin-top: 20px;
  padding: 14px 24px;
  border: none;
  border-radius: 999px;
  background: var(--primary);
  color: var(--btn-text);
  font: 600 15px/1 var(--sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
  box-shadow: 0 4px 14px rgba(168, 199, 250, 0.2);
}

.btn:hover,
.btn:focus {
  background: var(--primary-strong);
  box-shadow: 0 6px 20px rgba(168, 199, 250, 0.32);
  transform: translateY(-1px);
  outline: none;
}

.btn:active {
  transform: translateY(0);
}

.count {
  margin: 14px 0 0;
  min-height: 1.2em;
  color: var(--primary);
  font: 12px/1.3 var(--mono);
  letter-spacing: 0.04em;
  text-align: center;
}

.count:empty {
  display: none;
}

/* --- Run Page (Shared fallback) ----------------------------------------- */

#ramBox {
  overflow: hidden;
  padding: 8px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--sunk);
  color: var(--ok);
  font: 12px/1.4 var(--mono);
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}

#spin {
  position: fixed;
  top: calc(50% + 20px);
  left: 50%;
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border: 4px solid var(--line);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.85s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

#msg {
  position: fixed;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: none;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

#state,
#out {
  display: none;
}

body.done #spin,
body.fail #spin {
  display: none;
}

body.fail #msg {
  display: block;
  color: var(--bad);
}

body.done #msg {
  display: block;
  color: var(--ok);
  letter-spacing: 0.12em;
}

body.log {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

body.log #spin,
body.log #msg {
  display: none;
}

body.log #wrap {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px 24px 36px;
}

body.log #state {
  display: block;
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

body.log #out {
  display: block;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--sunk);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.35);
  color: var(--dim);
  font: 12px/1.55 var(--mono);
  white-space: pre-wrap;
}

.notice {
  margin: 14px 0;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid rgba(242, 139, 130, 0.45);
  background: rgba(242, 139, 130, 0.1);
  color: var(--bad);
  font: 600 16px/1.4 var(--sans);
}

.ok {
  color: var(--ok);
}

.bad,
.fail {
  color: var(--bad);
}

.warn {
  color: var(--warn);
}

code {
  color: var(--primary);
}