/* AI Dev Tycoon — classic computer-terminal / green-phosphor aesthetic.
   No external fonts or assets. Green-on-black; amber + red ONLY as danger
   accents (p(doom) buckets and ending tone). ~70ch reading column. */

:root {
  --bg: #000000;
  --bg-deep: #000300;
  --bg-panel: #020a04;
  --bg-raised: #031107;

  /* Green phosphor family. */
  --ink: #2fdd6a;          /* body text */
  --ink-dim: #1c8a44;      /* labels, muted */
  --ink-faint: #115a2c;    /* borders, hairlines */
  --ink-bright: #7dffa9;   /* headings, emphasis */
  --accent: #33ff66;       /* prompts, cursor */
  --accent-dim: #0f6e34;

  --line: #0c4d26;

  /* Danger accents only. green -> amber -> red */
  --doom-negligible: #33ff66;
  --doom-low: #6dff5a;
  --doom-elevated: #ffb340;   /* amber */
  --doom-high: #ff7a2f;       /* deep amber/orange */
  --doom-critical: #ff3b30;   /* red */

  --reading-width: 70ch;

  --glow: 0 0 2px rgba(51, 255, 102, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
}

body {
  font-family: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 16px;
  line-height: 1.6;
  text-shadow: var(--glow);
  -webkit-font-smoothing: none;
}

/* CRT scanlines + faint screen tint, painted over everything but non-blocking. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, 0.28) 3px,
    rgba(0, 0, 0, 0.28) 4px
  );
  opacity: 0.6;
}

/* Subtle screen flicker. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: rgba(20, 90, 40, 0.03);
  animation: si-flicker 4s steps(60) infinite;
}

@keyframes si-flicker {
  0% { opacity: 0.10; }
  10% { opacity: 0.04; }
  20% { opacity: 0.12; }
  35% { opacity: 0.03; }
  50% { opacity: 0.11; }
  65% { opacity: 0.05; }
  80% { opacity: 0.13; }
  100% { opacity: 0.06; }
}

@media (prefers-reduced-motion: reduce) {
  body::after {
    animation: none;
    opacity: 0.04;
  }
}

#app {
  max-width: var(--reading-width);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 4rem;
  min-height: 100vh;
}

/* Shared blinking block cursor. */
@keyframes si-blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .si-title::after,
  .si-cursor {
    animation: none !important;
  }
}

/* ---------------------------------------------------------------- HUD ----- */

.si-hud {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent-dim);
  padding: 0.6rem 0.8rem;
  margin-bottom: 1.5rem;
  font-size: 0.8rem;
  box-shadow: inset 0 0 12px rgba(15, 110, 52, 0.12);
}

.si-hud[hidden] {
  display: none;
}

.si-hud-stats,
.si-hud-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.si-hud-meta {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--line);
}

.si-stat {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  white-space: nowrap;
}

.si-stat-label {
  color: var(--ink-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.72rem;
}

.si-stat-label::after {
  content: ":";
}

.si-stat-value {
  color: var(--ink-bright);
  font-variant-numeric: tabular-nums;
}

/* p(doom) readout — colored by bucket, set on the HUD root class. */
.si-pdoom-value {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.si-doom-negligible {
  border-left-color: var(--doom-negligible);
}
.si-doom-negligible .si-pdoom-value {
  color: var(--doom-negligible);
}

.si-doom-low {
  border-left-color: var(--doom-low);
}
.si-doom-low .si-pdoom-value {
  color: var(--doom-low);
}

.si-doom-elevated {
  border-left-color: var(--doom-elevated);
}
.si-doom-elevated .si-pdoom-value {
  color: var(--doom-elevated);
  text-shadow: 0 0 3px rgba(255, 179, 64, 0.5);
}

.si-doom-high {
  border-left-color: var(--doom-high);
}
.si-doom-high .si-pdoom-value {
  color: var(--doom-high);
  text-shadow: 0 0 3px rgba(255, 122, 47, 0.5);
}

.si-doom-critical {
  border-left-color: var(--doom-critical);
}
.si-doom-critical .si-pdoom-value {
  color: var(--doom-critical);
  text-shadow: 0 0 4px rgba(255, 59, 48, 0.6);
  animation: si-pulse 1.4s ease-in-out infinite;
}

@keyframes si-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.45;
  }
}

@media (prefers-reduced-motion: reduce) {
  .si-doom-critical .si-pdoom-value {
    animation: none;
  }
}

/* ------------------------------------------------------------ screens ----- */

.si-screen {
  animation: si-fade 0.18s ease-out;
}

@keyframes si-fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .si-screen {
    animation: none;
  }
}

.si-prose {
  margin: 0 0 1rem;
}

.si-prose:last-child {
  margin-bottom: 0;
}

/* ------------------------------------------------------------- intro ----- */

.si-intro {
  padding-top: 2.5rem;
}

.si-title {
  font-size: 2.2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
  color: var(--ink-bright);
  text-shadow: 0 0 6px rgba(125, 255, 169, 0.5);
}

.si-title::before {
  content: "> ";
  color: var(--accent);
}

.si-title::after {
  content: "\2588"; /* full block cursor */
  margin-left: 0.15em;
  color: var(--accent);
  animation: si-blink 1.1s step-end infinite;
}

.si-subtitle {
  color: var(--ink-dim);
  margin: 0 0 1.75rem;
  font-size: 0.95rem;
}

.si-subtitle::before {
  content: "// ";
  color: var(--ink-faint);
}

/* ------------------------------------------------------------- event ----- */

.si-deck {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.7rem;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 0.1rem 0.55rem;
  margin-bottom: 0.75rem;
}

.si-deck::before {
  content: "[ ";
}
.si-deck::after {
  content: " ]";
}

.si-event-title,
.si-result-text .si-prose:first-child {
  margin-top: 0;
}

.si-event-title {
  font-size: 1.4rem;
  color: var(--ink-bright);
  margin: 0 0 1rem;
  text-shadow: 0 0 5px rgba(125, 255, 169, 0.4);
}

.si-event-title::before {
  content: "* ";
  color: var(--accent);
}

.si-event-text {
  margin-bottom: 1.75rem;
}

/* ------------------------------------------------ buttons & choices ----- */

.si-actions,
.si-choices {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.si-btn {
  font: inherit;
  cursor: pointer;
  text-align: left;
  color: var(--ink);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  padding: 0.6rem 0.85rem;
  text-shadow: var(--glow);
  transition: border-color 0.1s, background 0.1s, color 0.1s;
}

.si-btn:hover:not(:disabled),
.si-btn:focus-visible:not(:disabled) {
  border-color: var(--accent);
  color: var(--ink-bright);
  background: #052712;
  outline: none;
}

.si-btn:disabled {
  cursor: default;
  opacity: 0.4;
}

/* Choices carry an inline [n] prefix from the markup; show a caret too. */
.si-choice::before {
  content: "> ";
  color: var(--accent-dim);
}

.si-choice:hover:not(:disabled)::before,
.si-choice:focus-visible:not(:disabled)::before {
  color: var(--accent);
}

.si-choice.si-chosen {
  opacity: 1;
  border-color: var(--accent);
  color: var(--ink-bright);
  background: #073c1b;
}

.si-choice.si-chosen::before {
  content: "> ";
  color: var(--accent);
}

.si-btn-primary {
  align-self: flex-start;
  text-align: center;
  background: var(--bg-raised);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.6rem 1.4rem;
}

.si-btn-primary::before {
  content: "[ ";
}
.si-btn-primary::after {
  content: " ]";
}

.si-btn-primary:hover:not(:disabled),
.si-btn-primary:focus-visible:not(:disabled) {
  background: var(--accent);
  color: #00120a;
  text-shadow: none;
}

/* Inline keyboard hint line under action buttons. */
.si-hint {
  color: var(--ink-faint);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  margin-top: 0.6rem;
}

.si-hint::before {
  content: "_ ";
  color: var(--accent);
  animation: si-blink 1.1s step-end infinite;
}

/* ------------------------------------------------------------ result ----- */

.si-result-text {
  color: var(--ink-bright);
  border-left: 2px solid var(--accent-dim);
  padding-left: 1rem;
}

.si-result-text .si-prose::before {
  content: ">> ";
  color: var(--accent-dim);
}

/* ------------------------------------------------------------ ending ----- */

.si-ending {
  padding-top: 1.5rem;
  border-top: 2px solid var(--line);
}

.si-ending-kicker {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.78rem;
  color: var(--ink-dim);
  margin-bottom: 0.4rem;
}

.si-ending-kicker::before {
  content: "== ";
}
.si-ending-kicker::after {
  content: " ==";
}

.si-ending-title {
  font-size: 1.9rem;
  line-height: 1.2;
  margin: 0 0 1.25rem;
  color: var(--ink-bright);
  text-shadow: 0 0 6px rgba(125, 255, 169, 0.45);
}

.si-ending-text {
  margin-bottom: 1.75rem;
}

/* Tone tints — danger accents allowed here. */
.si-tone-win .si-ending-kicker,
.si-tone-win .si-ending-title {
  color: var(--doom-negligible);
}
.si-tone-win {
  border-top-color: var(--doom-negligible);
}

.si-tone-bittersweet .si-ending-kicker,
.si-tone-bittersweet .si-ending-title {
  color: var(--doom-elevated);
  text-shadow: 0 0 6px rgba(255, 179, 64, 0.4);
}
.si-tone-bittersweet {
  border-top-color: var(--doom-elevated);
}

.si-tone-doom .si-ending-kicker,
.si-tone-doom .si-ending-title {
  color: var(--doom-critical);
  text-shadow: 0 0 6px rgba(255, 59, 48, 0.45);
}
.si-tone-doom {
  border-top-color: var(--doom-critical);
}

/* ----------------------------------------------------------- summary ----- */

.si-summary {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  padding: 0.9rem 1.1rem;
  margin-bottom: 1.5rem;
  box-shadow: inset 0 0 12px rgba(15, 110, 52, 0.1);
}

.si-summary-head {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  color: var(--ink-dim);
  margin-bottom: 0.6rem;
}

.si-summary-head::before {
  content: "-- ";
}
.si-summary-head::after {
  content: " --";
}

.si-summary-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.3rem 1rem;
  margin: 0;
}

.si-summary-key {
  color: var(--ink-dim);
}

.si-summary-val {
  margin: 0;
  color: var(--ink-bright);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* ------------------------------------------------------- responsive ----- */

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }
  #app {
    padding: 1rem 0.9rem 3rem;
  }
  .si-title {
    font-size: 1.8rem;
  }
  .si-ending-title {
    font-size: 1.5rem;
  }
  .si-hud-stats,
  .si-hud-meta {
    gap: 0.35rem 0.9rem;
  }
}

/* ------------------------------------------------------- speaker label ----- */

.si-speaker {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.2rem 0.8rem;
  margin-bottom: 1.1rem;
  padding: 0.5rem 0.8rem;
  border-left: 2px solid var(--ink);
  background: var(--bg-panel);
}

.si-speaker-name {
  color: var(--ink-bright);
  font-size: 0.92rem;
  font-weight: bold;
  letter-spacing: 0.06em;
  text-shadow: var(--glow);
}

.si-speaker-title {
  color: var(--ink-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ------------------------------------------------------- company name input */

.si-name-wrap {
  margin: 1.5rem 0 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-width: 30ch;
}

.si-name-label {
  font-size: 0.78rem;
  color: var(--ink-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.si-name-input {
  background: var(--bg);
  color: var(--ink-bright);
  border: 1px solid var(--ink-faint);
  font-family: inherit;
  font-size: 1rem;
  padding: 0.4em 0.6em;
  width: 100%;
  caret-color: var(--accent);
}

.si-name-input::placeholder {
  color: var(--ink-dim);
}

.si-name-input:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
}

/* ------------------------------------------------------- inline glossary --- */

/* Acronyms/abbreviations auto-wrapped in prose. Dotted underline signals a
   hover tooltip (native title) with the definition. */
.si-term {
  text-decoration: none;
  border-bottom: 1px dotted var(--ink-dim);
  cursor: help;
  color: var(--ink-bright);
}

.si-term:hover,
.si-term:focus {
  border-bottom-color: var(--ink-bright);
  text-shadow: var(--glow);
  outline: none;
}

/* Shared inline-glossary tooltip, positioned by JS under the hovered term. */
.si-tip {
  position: absolute;
  z-index: 200;
  max-width: min(40ch, 90vw);
  padding: 0.5em 0.7em;
  background: var(--bg-raised);
  border: 1px solid var(--ink-faint);
  color: var(--ink);
  font-size: 0.82rem;
  line-height: 1.45;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.6), var(--glow);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.08s ease;
}

.si-tip.is-on {
  opacity: 1;
  visibility: visible;
}

/* ------------------------------------------------------- help / glossary --- */

.si-help-btn {
  position: fixed;
  top: 0.8rem;
  right: 1rem;
  z-index: 100;
  font-size: 0.8rem;
  padding: 0.2em 0.5em;
  opacity: 0.6;
  background: transparent;
  color: var(--ink-dim);
  border: 1px solid var(--ink-faint);
  font-family: inherit;
  cursor: pointer;
}

.si-help-btn:hover {
  opacity: 1;
  color: var(--ink-bright);
  border-color: var(--ink);
}

.si-glossary-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 2, 0, 0.96);
  z-index: 200;
  overflow-y: auto;
  display: flex;
  justify-content: center;
  padding: 2rem 1rem 4rem;
}

.si-glossary-panel {
  width: 100%;
  max-width: var(--reading-width);
}

.si-glossary-title {
  font-size: 1rem;
  color: var(--ink-bright);
  letter-spacing: 0.1em;
  margin: 0 0 1.5rem;
}

.si-glossary-section {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.3rem;
  margin: 1.5rem 0 0.8rem;
}

.si-glossary-dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 1.2rem;
}

.si-glossary-term {
  color: var(--ink-bright);
  font-weight: bold;
  white-space: nowrap;
}

.si-glossary-def {
  margin: 0;
  color: var(--ink);
  line-height: 1.5;
}