/* SOUL_STRINGS — page chrome
   sinaida.eu DNA × MS-DOS boot terminal × Tron glow */

@font-face {
  font-family: 'VT323';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/vt323-regular.woff2') format('woff2');
}

@font-face {
  font-family: 'Space Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/space-mono-regular.woff2') format('woff2');
}

@font-face {
  font-family: 'Space Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/space-mono-bold.woff2') format('woff2');
}

:root {
  --bg: #000000;
  --red: #ff2a2a;
  --red-dim: #8a0f0f;
  --star: #e8e6ff;
  --glow: #9df2ff;
  --text: #d8d8d8;
  --font-display: 'VT323';
  --font-mono: 'Space Mono';
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono), monospace;
  overflow: hidden;
}

a {
  color: var(--red);
  text-decoration: none;
}

a:hover {
  text-shadow: 0 0 8px var(--red);
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ---------- scanline / vignette overlay ---------- */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  background-image:
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.04) 0px,
      rgba(255, 255, 255, 0.04) 1px,
      transparent 1px,
      transparent 3px
    ),
    radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.75) 100%);
}

/* ---------- cooking banner ---------- */
#cooking-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background: var(--bg);
  color: var(--red);
  font-family: var(--font-mono), monospace;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-align: center;
  padding: 3px 8px;
  border-bottom: 1px solid var(--red-dim);
  white-space: nowrap;
  overflow: hidden;
  animation: banner-pulse 4s ease-in-out infinite;
}

@keyframes banner-pulse {
  0%, 100% { opacity: 0.65; }
  50% { opacity: 1; }
}

/* ---------- header ---------- */
header {
  position: fixed;
  top: 22px;
  left: 0;
  right: 0;
  z-index: 55;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  pointer-events: none;
}

header * {
  pointer-events: auto;
}

.wordmark {
  font-family: var(--font-display), monospace;
  font-size: 1.8rem;
  letter-spacing: 0.15em;
  color: var(--red);
  text-shadow: 0 0 6px var(--red), 0 0 14px var(--red-dim);
}

header nav a {
  font-family: var(--font-mono), monospace;
  font-size: 0.8rem;
  color: var(--text);
  opacity: 0.8;
}

header nav a:hover {
  color: var(--red);
  opacity: 1;
}

/* ---------- scene canvas ---------- */
#scene {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  background: var(--bg);
}

/* ---------- welcome overlay ---------- */
#welcome {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.55);
}

.boot-box {
  max-width: 560px;
  width: 100%;
  border: 1px solid var(--red-dim);
  box-shadow: 0 0 24px rgba(255, 42, 42, 0.15), inset 0 0 24px rgba(0, 0, 0, 0.6);
  background: rgba(0, 0, 0, 0.6);
  padding: 28px 32px;
  text-align: left;
}

.boot-log {
  font-family: var(--font-mono), monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--glow);
  margin: 0 0 16px;
}

.boot-log .boot-title {
  font-family: var(--font-display), monospace;
  font-size: 1.6rem;
  color: var(--red);
  letter-spacing: 0.1em;
  text-shadow: 0 0 6px var(--red);
  display: block;
  margin-bottom: 6px;
}

.boot-log .ok {
  color: var(--star);
}

.boot-copy {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text);
  margin: 0 0 22px;
}

.boot-copy strong {
  color: var(--red);
  font-weight: 700;
}

.boot-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

#initiate {
  font-family: var(--font-mono), monospace;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--bg);
  background: var(--red);
  border: 1px solid var(--red);
  padding: 12px 28px;
  box-shadow: 0 0 16px rgba(255, 42, 42, 0.6);
  animation: initiate-glow 1.6s ease-in-out infinite;
}

#initiate::after {
  content: '\2588';
  margin-left: 8px;
  animation: blink 1s steps(1) infinite;
}

@keyframes initiate-glow {
  0%, 100% { box-shadow: 0 0 10px rgba(255, 42, 42, 0.45); }
  50% { box-shadow: 0 0 22px rgba(255, 42, 42, 0.85); }
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

#no-cam {
  background: none;
  border: none;
  color: var(--text);
  opacity: 0.55;
  font-size: 0.75rem;
  text-decoration: underline;
}

#no-cam:hover {
  opacity: 0.9;
  color: var(--red);
}

/* ---------- hud ---------- */
#hud {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 45;
  display: flex;
  align-items: center;
  gap: 14px;
}

#scale-toggle {
  display: flex;
  border: 1px solid var(--red-dim);
  background: rgba(0, 0, 0, 0.55);
  font-family: var(--font-mono), monospace;
  font-size: 0.75rem;
  overflow: hidden;
}

#scale-toggle button {
  background: none;
  border: none;
  color: var(--text);
  padding: 8px 14px;
  opacity: 0.6;
}

#scale-toggle button.active {
  color: var(--bg);
  background: var(--red);
  opacity: 1;
  text-shadow: none;
}

#rec-btn {
  border: 1px solid var(--red-dim);
  background: rgba(0, 0, 0, 0.55);
  color: var(--red-dim);
  font-family: var(--font-mono), monospace;
  font-size: 0.8rem;
  padding: 8px 14px;
  letter-spacing: 0.05em;
}

#rec-btn.recording {
  color: var(--red);
  border-color: var(--red);
  box-shadow: 0 0 14px rgba(255, 42, 42, 0.6);
  animation: rec-pulse 1s ease-in-out infinite;
}

@keyframes rec-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ---------- share modal ---------- */
#share-modal {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.75);
  padding: 20px;
}

.share-box {
  max-width: 480px;
  width: 100%;
  border: 1px solid var(--red-dim);
  box-shadow: 0 0 24px rgba(255, 42, 42, 0.25);
  background: var(--bg);
  padding: 20px;
}

.share-box video {
  width: 100%;
  border: 1px solid var(--red-dim);
  margin-bottom: 16px;
  background: #000;
}

.share-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  font-family: var(--font-mono), monospace;
  font-size: 0.8rem;
}

.share-actions a,
.share-actions button {
  border: 1px solid var(--red-dim);
  background: rgba(255, 42, 42, 0.06);
  color: var(--text);
  padding: 8px 14px;
}

.share-actions a:hover,
.share-actions button:hover {
  border-color: var(--red);
  color: var(--red);
}

/* ---------- hint ---------- */
#hint {
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 45;
  font-family: var(--font-mono), monospace;
  font-size: 0.75rem;
  color: var(--text);
  opacity: 0.55;
  text-align: center;
  pointer-events: none;
}

#hint:empty {
  display: none;
}

/* ---------- footer ---------- */
footer {
  position: fixed;
  bottom: 4px;
  right: 12px;
  z-index: 45;
  font-family: var(--font-mono), monospace;
  font-size: 0.65rem;
  color: var(--text);
  opacity: 0.45;
  text-align: right;
}

footer a {
  color: var(--text);
}

footer a:hover {
  color: var(--red);
}

/* ---------- state rules ---------- */
[hidden] {
  display: none !important;
}

body[data-state='welcome'] #hud,
body[data-state='welcome'] #cam {
  display: none;
}

body[data-state='live'] #welcome,
body[data-state='fallback'] #welcome {
  display: none;
}

body:not([data-state='live']):not([data-state='fallback']) #hud {
  display: none;
}

/* ---------- responsive ---------- */
@media (max-width: 480px) {
  .wordmark {
    font-size: 1.3rem;
  }

  header nav a {
    font-size: 0.7rem;
  }

  .boot-box {
    padding: 20px 18px;
  }

  #hud {
    left: 12px;
    bottom: 12px;
    gap: 8px;
  }

  footer {
    display: none;
  }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  #cooking-banner,
  #initiate,
  #initiate::after,
  #rec-btn.recording {
    animation: none !important;
  }
}