/* style.css -- 1.44MB RESCUE Official LP
   CRT terminal look, matching the game's own palette (dark navy + cyan/pink neon).
   No web fonts, no external references. */

:root {
  --bg: #0b0a1a;
  --bg-raised: #12112a;
  --text: #d7e7ff;
  --dim: #8b98c9;
  --cyan: #4df3ff;
  --pink: #ff4fd6;
  --danger: #ff6b6b;
  --panel-bg: rgba(215, 231, 255, 0.045);
  --panel-border: rgba(215, 231, 255, 0.16);
  --mono: ui-monospace, "Cascadia Code", "Cascadia Mono", Consolas, "SF Mono", Menlo, Monaco,
    "Liberation Mono", "DejaVu Sans Mono", monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Subtle full-page scanline wash -- kept faint so body copy stays readable. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.08) 0px,
    rgba(0, 0, 0, 0.08) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.35;
  mix-blend-mode: overlay;
}

img, video { max-width: 100%; height: auto; display: block; }
img.shot, video.video-frame, video#hero-loop, video.lazy-loop {
  image-rendering: pixelated;
}

a { color: var(--cyan); }

h1, h2, h3 { font-weight: 700; letter-spacing: 0.02em; }

::selection { background: var(--pink); color: #0b0a1a; }

/* ---------------------------------------------------------------- topbar */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: rgba(11, 10, 26, 0.88);
  backdrop-filter: blur(4px);
  border-bottom: 1px solid var(--panel-border);
}

.brand {
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text);
  font-size: 0.85rem;
}

.lang-switch { display: flex; gap: 0.4rem; }

.lang-switch button {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  background: transparent;
  color: var(--dim);
  border: 1px solid var(--panel-border);
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  border-radius: 2px;
}

.lang-switch button:hover { border-color: var(--cyan); color: var(--text); }

.lang-switch button.active {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
  text-shadow: none;
}

/* ---------------------------------------------------------------- hero */

.hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 3rem 1.25rem;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 20%, rgba(77, 243, 255, 0.10), transparent 60%),
    radial-gradient(ellipse at 50% 90%, rgba(255, 79, 214, 0.08), transparent 55%),
    var(--bg);
}

.hero .scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(77, 243, 255, 0.05) 0px,
    transparent 1px,
    transparent 4px
  );
  z-index: 1;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  filter: brightness(0.5) saturate(1.1);
  transition: opacity 1.1s ease;
}

.hero-media.loaded video { opacity: 1; }

.hero-inner { position: relative; z-index: 2; max-width: 46rem; }

.boot-type {
  display: none;
  margin: 0 0 1.5rem;
  min-height: 4.2em; /* 3行タイプ中の高さ確保(リビール時のシフト防止) */
  font-size: clamp(0.8rem, 2.4vw, 1.05rem);
  color: var(--cyan);
  white-space: pre-wrap;
  word-break: break-word;
  text-shadow: 0 0 8px rgba(77, 243, 255, 0.55);
}

html.js .boot-type { display: block; }

.boot-type::after {
  content: "\2588";
  margin-left: 2px;
  animation: blink 1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.logo {
  margin: 0 0 0.6rem;
  font-size: clamp(1.9rem, 6vw, 3.4rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.logo-cyan { color: var(--cyan); text-shadow: 0 0 14px rgba(77, 243, 255, 0.65); }
.logo-pink { color: var(--pink); text-shadow: 0 0 14px rgba(255, 79, 214, 0.65); }

.tagline {
  margin: 0 0 1.4rem;
  color: var(--dim);
  letter-spacing: 0.14em;
  font-size: clamp(0.75rem, 2vw, 0.95rem);
}

html.js .logo, html.js .tagline, html.js .cta-badge-wrap {
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js .hero.revealed .logo,
html.js .hero.revealed .tagline,
html.js .hero.revealed .cta-badge-wrap {
  opacity: 1;
  transform: translateY(0);
}

.cta-badge-wrap { display: inline-block; }

.cta-badge {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  padding: 0.5rem 1rem;
  border: 1px solid var(--pink);
  color: var(--pink);
  border-radius: 2px;
  text-decoration: none;
  box-shadow: 0 0 12px rgba(255, 79, 214, 0.25) inset;
}

a.cta-badge--live { color: var(--bg); background: var(--pink); }

@media (prefers-reduced-motion: reduce) {
  html.js .logo, html.js .tagline, html.js .cta-badge-wrap { transition: none; }
  .boot-type::after { animation: none; opacity: 1; }
  .hero-media video { transition: none; }
}

/* ---------------------------------------------------------------- sections */

.section {
  max-width: 56rem;
  margin: 0 auto;
  padding: 3.5rem 1.25rem;
  border-top: 1px solid var(--panel-border);
}

.kicker {
  margin: 0 0 0.6rem;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--pink);
}

.section-title { margin-top: 0; }

/* ---------------------------------------------------------------- trailer */

.media-block { margin-bottom: 2rem; }
.media-block:last-child { margin-bottom: 0; }

.media-label {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--dim);
}

.video-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border: 1px solid var(--panel-border);
}

/* ---------------------------------------------------------------- about */

.about-body h2 {
  color: var(--cyan);
  font-size: 1.15rem;
  margin: 2rem 0 0.75rem;
  text-shadow: 0 0 8px rgba(77, 243, 255, 0.3);
}

.about-body h2:first-child { margin-top: 0; }

.about-body p { margin: 0 0 1rem; }

.about-body ul { margin: 0 0 1rem; padding-left: 1.2rem; }
.about-body li { margin-bottom: 0.55rem; }
.about-body strong { color: var(--text); }

.feature-loop {
  margin: 1.25rem 0;
  aspect-ratio: 16 / 9;
  max-width: 28rem;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  position: relative;
  overflow: hidden;
}

.feature-loop::before {
  content: "LOOP";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dim);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
}

.feature-loop video { width: 100%; height: 100%; object-fit: cover; position: relative; z-index: 1; }

.feature-loop.loaded::before { display: none; }

/* ---------------------------------------------------------------- screenshots */

.shot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.shot {
  width: 100%;
  border: 1px solid var(--panel-border);
  background: #000;
}

/* ---------------------------------------------------------------- sysreqs */

.sysreqs-list {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 0.4rem 1.2rem;
  margin: 0;
}

.sysreqs-list dt { color: var(--dim); }
.sysreqs-list dd { margin: 0; }

/* ---------------------------------------------------------------- contact */

.contact-intro { color: var(--dim); margin-top: 0; }

.contact-form { display: flex; flex-direction: column; gap: 1rem; max-width: 34rem; }

.field { display: flex; flex-direction: column; gap: 0.35rem; }

.field label { font-size: 0.8rem; color: var(--dim); letter-spacing: 0.03em; }

.field input, .field textarea {
  font-family: var(--mono);
  font-size: 0.95rem;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  color: var(--text);
  padding: 0.6rem 0.7rem;
  border-radius: 2px;
  resize: vertical;
}

.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px var(--cyan);
}

.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form button[type="submit"] {
  align-self: flex-start;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  padding: 0.6rem 1.4rem;
  background: var(--cyan);
  color: var(--bg);
  border: 1px solid var(--cyan);
  border-radius: 2px;
  cursor: pointer;
}

.contact-form button[type="submit"]:hover { box-shadow: 0 0 14px rgba(77, 243, 255, 0.5); }
.contact-form button[type="submit"]:disabled { opacity: 0.55; cursor: default; box-shadow: none; }

.contact-result { font-size: 0.85rem; color: var(--cyan); }
.contact-result.is-error { color: var(--danger); }

/* ---------------------------------------------------------------- footer */

.footer {
  max-width: 56rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3.5rem;
  border-top: 1px solid var(--panel-border);
  color: var(--dim);
  font-size: 0.78rem;
}

.footer-copyright, .footer-privacy { margin: 0 0 0.4rem; }

.byte-meter { margin-top: 1.5rem; }
.byte-meter .kicker { margin-bottom: 0.4rem; }
.meter-line { margin: 0 0 0.2rem; color: var(--dim); letter-spacing: 0.01em; }
.meter-note { margin: 0.4rem 0 0; opacity: 0.75; }

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

@media (max-width: 640px) {
  .shot-grid { grid-template-columns: 1fr; }
  .sysreqs-list { grid-template-columns: 1fr; }
  .sysreqs-list dd { margin-bottom: 0.5rem; }
  .hero { min-height: 84vh; }
}