/*
  Don't Come Home // Incident 02:13
  Scoped styles — isolated to the ARG experience.
  Does NOT affect the main Trivox site.
*/

/* ── Reset / base ──────────────────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --arg-black:      #050505;
  --arg-surface:    #0c0c0c;
  --arg-border:     #1a1a1a;
  --arg-text:       #c8c8c8;
  --arg-dim:        #555;
  --arg-muted:      #3a3a3a;
  --arg-red:        #c0392b;
  --arg-amber:      #e67e22;
  --arg-green:      #27ae60;
  --arg-purple:     #8e44ad;
  --arg-cyan:       #1abc9c;
  --arg-white:      #efefef;
  --arg-font:       "Courier New", Courier, monospace;
}

html, body {
  height: 100%;
  background-color: var(--arg-black);
  color: var(--arg-text);
  font-family: var(--arg-font);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--arg-cyan);
  text-decoration: none;
}
a:hover {
  color: var(--arg-white);
  text-decoration: underline;
}

/* ── Utility ───────────────────────────────────────────────────────────── */

.hidden {
  display: none !important;
}

/* ── Glitch / flicker animations ───────────────────────────────────────── */

@keyframes flicker {
  0%, 100%  { opacity: 1; }
  91%       { opacity: 1; }
  92%       { opacity: 0.75; }
  93%       { opacity: 1; }
  96%       { opacity: 0.5; }
  97%       { opacity: 1; }
  99%       { opacity: 0.85; }
}

@keyframes title-glitch {
  0%, 88%, 100% {
    transform: skewX(0deg);
    text-shadow: none;
  }
  90% {
    transform: skewX(-3deg);
    text-shadow: 3px 0 var(--arg-red), -3px 0 var(--arg-cyan);
  }
  92% {
    transform: skewX(2deg);
    text-shadow: -2px 0 var(--arg-red), 2px 0 var(--arg-cyan);
  }
  94% {
    transform: skewX(0deg);
    text-shadow: none;
  }
}

@keyframes scanline {
  0%   { background-position: 0 0; }
  100% { background-position: 0 100vh; }
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Layout wrapper ─────────────────────────────────────────────────────── */

#landing,
#story-screen,
#ending-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
  animation: fade-in 0.5s ease both;
}

/* Subtle scanline overlay on the full page */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.06) 2px,
    rgba(0, 0, 0, 0.06) 4px
  );
  z-index: 999;
}

/* ── Landing screen ─────────────────────────────────────────────────────── */

#landing {
  text-align: center;
  gap: 1rem;
}

.timestamp {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--arg-dim);
  margin-bottom: 0.5rem;
  animation: flicker 8s infinite;
}

.arg-title {
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--arg-white);
  animation: title-glitch 12s infinite;
  line-height: 1.1;
}

.arg-subtitle {
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  color: var(--arg-dim);
  margin-top: 0.25rem;
  margin-bottom: 1.25rem;
}

.return-msg {
  font-size: 0.78rem;
  color: var(--arg-amber);
  letter-spacing: 0.05em;
  border: 1px solid #2a1a00;
  padding: 0.4rem 0.9rem;
  border-radius: 2px;
  background: rgba(230, 126, 34, 0.05);
}

.intro-text {
  max-width: 480px;
  color: var(--arg-text);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.intro-text em {
  color: var(--arg-white);
  font-style: italic;
}

/* ── Begin button ──────────────────────────────────────────────────────── */

.btn-begin {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--arg-dim);
  color: var(--arg-text);
  font-family: var(--arg-font);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  padding: 0.6rem 1.8rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  margin-bottom: 1.5rem;
}

.btn-begin:hover,
.btn-begin:focus {
  border-color: var(--arg-cyan);
  color: var(--arg-cyan);
  background: rgba(26, 188, 156, 0.06);
  outline: none;
}

/* ── Landing footer ────────────────────────────────────────────────────── */

.landing-footer {
  font-size: 0.78rem;
  color: var(--arg-muted);
  margin-top: 0.5rem;
}

.landing-footer .sep {
  margin: 0 0.5rem;
  color: var(--arg-border);
}

.back-link {
  color: var(--arg-dim);
  font-size: 0.78rem;
}

.back-link:hover {
  color: var(--arg-text);
}

/* ── Story screen ───────────────────────────────────────────────────────── */

#story-screen {
  padding: 2.5rem 1.25rem;
}

.scene-container {
  width: 100%;
  max-width: 600px;
  animation: fade-in 0.4s ease both;
}

.scene-title {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--arg-red);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.scene-title::before {
  content: "// ";
  color: var(--arg-muted);
}

.scene-text {
  color: var(--arg-text);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 2rem;
}

.scene-text p {
  margin-bottom: 0.25rem;
}

.scene-text br {
  display: block;
  content: "";
  margin-top: 0.5rem;
}

.scene-text em {
  color: var(--arg-white);
  font-style: italic;
}

.conditional-hint {
  margin-top: 1rem;
  padding: 0.5rem 0.75rem;
  border-left: 2px solid var(--arg-amber);
  color: var(--arg-amber);
  font-size: 0.85rem;
  background: rgba(230, 126, 34, 0.05);
}

/* ── Choices ────────────────────────────────────────────────────────────── */

.choices {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.choice-btn {
  background: transparent;
  border: 1px solid var(--arg-border);
  color: var(--arg-text);
  font-family: var(--arg-font);
  font-size: 0.88rem;
  padding: 0.65rem 1rem;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  border-radius: 2px;
  letter-spacing: 0.02em;
}

.choice-btn::before {
  content: "› ";
  color: var(--arg-muted);
  transition: color 0.15s;
}

.choice-btn:hover,
.choice-btn:focus {
  border-color: var(--arg-cyan);
  color: var(--arg-white);
  background: rgba(26, 188, 156, 0.04);
  outline: none;
}

.choice-btn:hover::before,
.choice-btn:focus::before {
  color: var(--arg-cyan);
}

/* ── Scene transition ───────────────────────────────────────────────────── */

.scene-transition {
  opacity: 0;
  transition: opacity 0.25s ease;
}

/* ── Ending screen ──────────────────────────────────────────────────────── */

#ending-screen {
  text-align: center;
  gap: 1rem;
}

.ending-container {
  width: 100%;
  max-width: 560px;
  animation: fade-in 0.5s ease both;
}

.ending-label {
  font-size: 1rem;
  letter-spacing: 0.25em;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.ending-text {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--arg-text);
  margin-bottom: 1.5rem;
  text-align: left;
}

.ending-text p {
  margin-bottom: 0.25rem;
}

.ending-text em {
  color: var(--arg-white);
  font-style: italic;
}

/* ── Ending stats ───────────────────────────────────────────────────────── */

.stats {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--arg-dim);
  border-top: 1px solid var(--arg-border);
  border-bottom: 1px solid var(--arg-border);
  padding: 0.6rem 0;
  margin-bottom: 1rem;
}

/* ── Ending hint ────────────────────────────────────────────────────────── */

.hint {
  font-size: 0.8rem;
  color: var(--arg-purple);
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.hint a {
  color: var(--arg-purple);
}

.hint a:hover {
  color: var(--arg-white);
}

/* ── Restart button ─────────────────────────────────────────────────────── */

.btn-restart {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--arg-border);
  color: var(--arg-dim);
  font-family: var(--arg-font);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  padding: 0.5rem 1.5rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  margin-bottom: 1.25rem;
}

.btn-restart:hover,
.btn-restart:focus {
  border-color: var(--arg-dim);
  color: var(--arg-text);
  outline: none;
}

/* ── Ending footer ──────────────────────────────────────────────────────── */

.ending-footer {
  font-size: 0.78rem;
  color: var(--arg-muted);
}

.ending-footer a {
  color: var(--arg-dim);
}

.ending-footer a:hover {
  color: var(--arg-text);
}

.ending-footer .sep {
  margin: 0 0.4rem;
  color: var(--arg-border);
}

/* ── Logs / Mirror pages ────────────────────────────────────────────────── */

.artifact-page {
  max-width: 680px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.artifact-header {
  border-bottom: 1px solid var(--arg-border);
  padding-bottom: 1rem;
  margin-bottom: 2.5rem;
}

.artifact-classification {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--arg-red);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.artifact-title {
  font-size: 1.2rem;
  color: var(--arg-white);
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.artifact-meta {
  font-size: 0.75rem;
  color: var(--arg-dim);
  letter-spacing: 0.05em;
}

.log-entry {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--arg-border);
}

.log-entry:last-of-type {
  border-bottom: none;
}

.log-timestamp {
  font-size: 0.72rem;
  color: var(--arg-amber);
  letter-spacing: 0.15em;
  margin-bottom: 0.4rem;
}

.log-id {
  font-size: 0.72rem;
  color: var(--arg-dim);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.log-body {
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--arg-text);
}

.log-body em {
  color: var(--arg-white);
}

.log-body .redacted {
  background: var(--arg-muted);
  color: var(--arg-muted);
  user-select: none;
  letter-spacing: -0.02em;
}

.log-body .note {
  color: var(--arg-amber);
  font-size: 0.8rem;
}

/* ── Transcript styles ──────────────────────────────────────────────────── */

.transcript-line {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.75rem;
  align-items: flex-start;
  font-size: 0.88rem;
}

.tl-time {
  flex-shrink: 0;
  font-size: 0.72rem;
  color: var(--arg-dim);
  letter-spacing: 0.05em;
  padding-top: 0.15rem;
  min-width: 50px;
}

.tl-speaker {
  flex-shrink: 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding-top: 0.15rem;
  min-width: 80px;
}

.tl-speaker.src-a  { color: var(--arg-cyan); }
.tl-speaker.src-b  { color: var(--arg-red); }
.tl-speaker.src-sys { color: var(--arg-amber); }

.tl-text {
  color: var(--arg-text);
  line-height: 1.6;
}

.tl-text em {
  color: var(--arg-white);
}

.tl-annotation {
  font-size: 0.75rem;
  color: var(--arg-purple);
  font-style: italic;
  padding-left: 0.5rem;
  border-left: 1px solid var(--arg-purple);
  margin: 0.25rem 0 0.25rem 130px;
}

/* ── Artifact page nav ──────────────────────────────────────────────────── */

.artifact-nav {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--arg-border);
  font-size: 0.78rem;
  color: var(--arg-muted);
}

.artifact-nav a {
  color: var(--arg-dim);
}

.artifact-nav a:hover {
  color: var(--arg-text);
}

.artifact-nav .sep {
  margin: 0 0.5rem;
  color: var(--arg-border);
}

/* ── Responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 480px) {
  .arg-title {
    letter-spacing: 0.08em;
  }

  .transcript-line {
    flex-wrap: wrap;
    gap: 0.25rem;
  }

  .tl-annotation {
    margin-left: 0;
  }

  .stats {
    flex-direction: column;
    gap: 0.4rem;
    align-items: center;
  }
}