:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface2: #1a1a24;
  --border: #2a2a3a;
  --accent: #f5a623;
  --accent2: #e05c2a;
  --text: #e8e8f0;
  --muted: #7070a0;
  --green: #2ddc8e;
  --mono: 'Space Mono', monospace;
  --sans: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  overflow-x: hidden;
}

/* GRID BACKGROUND */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

/* NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  gap: 12px;
}

@media (max-width: 540px) {
  nav {
    flex-wrap: wrap;
    height: auto;
    padding: 10px 16px;
    gap: 8px;
  }
  .nav-tabs {
    order: 3;
    width: 100%;
    justify-content: center;
  }
  .lang-toggle { order: 2; }
}

.logo {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.logo span { color: var(--accent); }

.nav-tabs {
  display: flex;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px;
}
.nav-tab {
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 12px;
  border-radius: 5px;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--muted);
  transition: all .15s;
  white-space: nowrap;
}
.nav-tab:hover { color: var(--text); }
.nav-tab.active {
  background: var(--accent);
  color: #000;
  font-weight: 700;
}

.lang-toggle {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  flex-shrink: 0;
}
.lang-toggle-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 1px;
  transition: color .2s;
}
.lang-toggle-track {
  position: relative;
  width: 32px;
  height: 18px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color .2s;
}
.lang-toggle:hover .lang-toggle-track { border-color: var(--accent); }
.lang-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 12px;
  height: 12px;
  background: var(--muted);
  border-radius: 50%;
  transition: transform .2s, background .2s;
}
/* EN選択時: thumbを右へ、アクセントカラーに */
.lang-toggle.is-en .lang-toggle-thumb {
  transform: translateX(14px);
  background: var(--accent);
}
.lang-toggle.is-en .lang-toggle-label:last-child { color: var(--accent); }
.lang-toggle:not(.is-en) .lang-toggle-label:first-child { color: var(--text); }

/* MAIN */
main {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

@media (max-width: 540px) {
  main { padding: 32px 16px 60px; }
}

/* HERO */
.hero {
  text-align: center;
  margin-bottom: 48px;
  animation: fadeUp .5s ease both;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.25);
  border-radius: 999px;
  padding: 4px 12px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.hero h1 {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 300;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 12px;
}
.hero h1 strong { font-weight: 600; color: var(--accent); }
.hero p {
  color: var(--muted);
  font-size: 15px;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

/* SEARCH BOX */
.search-wrap {
  position: relative;
  margin-bottom: 12px;
  animation: fadeUp .5s .1s ease both;
}
.search-wrap input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 140px 18px 20px;
  font-family: var(--mono);
  font-size: 16px;
  color: var(--text);
  outline: none;
  transition: border-color .2s;
}

@media (max-width: 480px) {
  .search-wrap input { padding: 14px 16px; }
  .search-btn {
    position: static;
    transform: none;
    width: 100%;
    margin-top: 8px;
    padding: 12px;
  }
  .search-btn:hover { transform: none; }
  .search-btn:disabled { transform: none; }
  .search-wrap { display: flex; flex-direction: column; }
}
.search-wrap input::placeholder { color: var(--muted); }
.search-wrap input:focus { border-color: var(--accent); }
.search-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all .15s;
  letter-spacing: 0.5px;
}
.search-btn:hover { background: #ffbe4a; transform: translateY(-50%) scale(1.02); }
.search-btn:disabled { opacity: .4; cursor: not-allowed; transform: translateY(-50%); }

.suggestions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  animation: fadeUp .5s .15s ease both;
}
.sug-btn {
  font-family: var(--mono);
  font-size: 11px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all .15s;
}
.sug-btn:hover { border-color: var(--accent); color: var(--accent); }

/* PANEL */
.panel {
  display: none;
  animation: fadeUp .3s ease both;
}
.panel.visible { display: block; }

/* SECTION LABEL */
.section-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-left: 2px;
}

/* APP HEADER CARD */
.app-header-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
}
.app-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  object-fit: cover;
  background: var(--surface2);
  flex-shrink: 0;
}
.app-icon-placeholder {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
}
.app-meta h2 { font-size: 20px; font-weight: 600; margin-bottom: 4px; }
.app-meta p { color: var(--muted); font-size: 13px; }

/* RESULTS GRID */
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
@media (max-width: 540px) { .results-grid { grid-template-columns: 1fr; } }

.result-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  position: relative;
  overflow: hidden;
  transition: border-color .2s;
}
.result-card:hover { border-color: var(--accent); }
.result-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}
.result-card:hover::before { transform: scaleX(1); }
.result-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.result-value {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  word-break: break-all;
  line-height: 1.5;
}
.result-value a { color: var(--accent); text-decoration: none; }
.result-value a:hover { text-decoration: underline; }

.copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  cursor: pointer;
  transition: all .15s;
}
.copy-btn:hover { color: var(--accent); border-color: var(--accent); }
.copy-btn.copied { color: var(--green); border-color: var(--green); }

/* SMART LINK CARD */
.smart-card {
  background: linear-gradient(135deg, rgba(245,166,35,0.08), rgba(224,92,42,0.08));
  border: 1px solid rgba(245,166,35,0.3);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}
.smart-card h3 {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.smart-url {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 44px 12px 14px;
  position: relative;
  word-break: break-all;
  line-height: 1.5;
  margin-bottom: 12px;
}
.smart-flow {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.flow-step {
  font-family: var(--mono);
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.flow-step.active { border-color: var(--green); color: var(--green); }
.flow-arrow { color: var(--border); font-size: 10px; }

/* URL SCHEME DB */
.scheme-db {
  margin-top: 32px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.scheme-search-wrap {
  position: relative;
  margin-bottom: 16px;
}
.scheme-search {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  font-family: var(--mono);
  font-size: 16px;
  color: var(--text);
  outline: none;
  transition: border-color .2s;
}
.scheme-search::placeholder { color: var(--muted); }
.scheme-search:focus { border-color: var(--accent); }

.scheme-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 12px;
}
.scheme-table th {
  text-align: left;
  padding: 8px 12px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  letter-spacing: 1px;
  font-size: 10px;
  text-transform: uppercase;
}
.scheme-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(42,42,58,0.5);
}
.scheme-table tr:hover td { background: var(--surface); }
.scheme-tag {
  display: inline-block;
  padding: 2px 6px;
  background: rgba(245,166,35,0.1);
  border: 1px solid rgba(245,166,35,0.2);
  border-radius: 4px;
  color: var(--accent);
  cursor: pointer;
  transition: all .15s;
}
.scheme-tag:hover { background: rgba(245,166,35,0.2); }

/* DEEP LINK TESTER */
.tester-section { margin-top: 32px; }
.tester-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  outline: none;
  margin-bottom: 10px;
  transition: border-color .2s;
}
.tester-input:focus { border-color: var(--accent); }

.tester-actions { display: flex; gap: 8px; margin-bottom: 16px; }
.btn {
  font-family: var(--mono);
  font-size: 12px;
  padding: 10px 18px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all .15s;
  font-weight: 700;
}
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #ffbe4a; }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.tester-result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  font-family: var(--mono);
  font-size: 12px;
  display: none;
}
.tester-result.visible { display: block; }
.tester-result .status { color: var(--green); margin-bottom: 8px; }
.tester-result .scheme-info { color: var(--muted); }

/* MULTI-RESULTS */
.multi-results {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}
.multi-result-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: all .15s;
}
.multi-result-item:hover { border-color: var(--accent); transform: translateX(2px); }
.multi-result-item img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
}
.multi-result-info { flex: 1; }
.multi-result-name { font-size: 14px; font-weight: 500; margin-bottom: 2px; }
.multi-result-dev { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.multi-result-id { font-family: var(--mono); font-size: 11px; color: var(--accent); }

/* LOADING */
.loading-wrap {
  text-align: center;
  padding: 40px;
  display: none;
}
.loading-wrap.visible { display: block; }
.spinner {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  margin: 0 auto 12px;
  animation: spin .7s linear infinite;
}
.loading-wrap p {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

/* ERROR */
.error-box {
  background: rgba(224,92,42,0.1);
  border: 1px solid rgba(224,92,42,0.3);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 12px;
  color: #e05c2a;
  display: none;
}
.error-box.visible { display: block; }

/* FOOTER */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

/* KEYFRAMES */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* QR */
.qr-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-top: 12px;
}
#qrCanvas { border-radius: 8px; background: white; padding: 6px; flex-shrink: 0; }
.qr-info { flex: 1; }
.qr-info p { font-size: 12px; color: var(--muted); margin-bottom: 8px; }

@media (max-width: 400px) {
  .qr-wrap { flex-direction: column; align-items: flex-start; }
}