/* ============================================================
   Vlow — section styles · NEON FOUNDRY (Mind ENGINE language)
   ============================================================ */

/* ============ HERO ============ */
.hero { text-align: center; padding-top: clamp(3rem, 7vw, 6rem); padding-bottom: clamp(2.4rem,5vw,4rem); }
.hero-inner { max-width: 940px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.eyebrow { color: var(--fg-muted); margin-bottom: 1.6rem; font-family: var(--font-mono); font-size: var(--text-sm); letter-spacing: 0.02em; }
.dot-pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--good); box-shadow: 0 0 0 0 rgba(52,245,200,0.6); animation: dotPulseG 2s infinite; }
@keyframes dotPulseG { 0%{box-shadow:0 0 0 0 rgba(52,245,200,0.5);} 70%{box-shadow:0 0 0 8px rgba(52,245,200,0);} 100%{box-shadow:0 0 0 0 rgba(52,245,200,0);} }

.hero-title { font-family: var(--font-display); font-size: var(--text-hero); font-weight: 700; letter-spacing: -0.02em; line-height: 1.03; }
.hero-title em {
  display: block; margin-top: 0.1em;
  background: var(--neon-grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  font-family: var(--font-display); font-style: normal; font-weight: 700;
}
.hero-sub { margin: 1.6rem auto 0; max-width: 660px; font-size: var(--text-lead); color: var(--fg-muted); line-height: 1.7; }
.hero-sub strong { color: var(--fg); }

.capsule-stage { margin: clamp(2.4rem, 5vw, 3.4rem) auto; perspective: 1000px; }
.capsule {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 14px 22px; border-radius: var(--r-pill);
  background: rgba(14,15,32,0.6); border: 1px solid var(--line);
  box-shadow: 0 20px 60px rgba(0,0,0,0.6), 0 0 50px rgba(47,107,255,0.28), inset 0 1px 0 rgba(124,140,255,0.16);
  animation: floaty 5s ease-in-out infinite;
}
@keyframes floaty { 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-9px); } }
.capsule .wave { height: 30px; }
.capsule-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--beam); opacity: 0; box-shadow: 0 0 12px var(--beam); }
.capsule-mode { font-size: var(--text-sm); color: var(--beam); font-family: var(--font-mono); white-space: nowrap; }

.hero-cta { display: flex; gap: 0.9rem; flex-wrap: wrap; justify-content: center; margin-top: 0.5rem; }
.hero-micro { margin-top: 1.1rem; color: var(--fg-dim); font-size: var(--text-sm); font-family: var(--font-mono); }

.pillars { display: flex; gap: 0.8rem; flex-wrap: wrap; justify-content: center; margin-top: 2.4rem; }
.pillars li { flex-direction: column; align-items: flex-start; gap: 0.15em; padding: 0.75em 1.1em; text-align: left; border-radius: var(--r-sm); }
.pillars strong { font-size: 0.98rem; color: var(--fg); }
.pillars span { font-size: var(--text-xs); color: var(--fg-faint); }

/* hero entrance — staggered rise (CSS-only, no flash; off for reduced-motion) */
@media (prefers-reduced-motion: no-preference) {
  .hero-inner > * { animation: heroUp 0.7s var(--ease) both; }
  .hero-inner > *:nth-child(1) { animation-delay: 0.05s; }
  .hero-inner > *:nth-child(2) { animation-delay: 0.14s; }
  .hero-inner > *:nth-child(3) { animation-delay: 0.23s; }
  .hero-inner > *:nth-child(4) { animation-delay: 0.32s; }
  .hero-inner > *:nth-child(5) { animation-delay: 0.41s; }
  .hero-inner > *:nth-child(6) { animation-delay: 0.50s; }
  .hero-inner > *:nth-child(7) { animation-delay: 0.59s; }
}
@keyframes heroUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }

/* ============ DEMO BAND ============ */
.demo-grid { display: grid; grid-template-columns: 0.8fr 1fr 1.3fr; gap: 1rem; align-items: stretch; }
.demo-grid > div { padding: 1.6rem; border-radius: var(--r-lg); display: flex; flex-direction: column; gap: 1rem; }
.demo-step-label { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--beam); font-weight: 600; letter-spacing: 0.04em; }
.demo-note { font-size: var(--text-sm); color: var(--fg-faint); margin-top: auto; }
.keycaps { display: flex; gap: 0.5rem; align-items: center; justify-content: center; flex: 1; }
.keycap {
  font-family: var(--font-mono); font-size: 1.1rem; padding: 0.8em 1.1em; border-radius: 10px;
  background: linear-gradient(180deg, rgba(124,140,255,0.16), rgba(124,140,255,0.04));
  border: 1px solid var(--line); box-shadow: 0 4px 0 rgba(0,0,0,0.4), inset 0 1px 0 rgba(124,140,255,0.2);
  transition: transform var(--dur-fast), box-shadow var(--dur-fast), border-color var(--dur-fast);
}
.keycap.pressed { transform: translateY(3px); border-color: var(--spark); box-shadow: 0 1px 0 rgba(0,0,0,0.4), 0 0 18px -4px var(--spark), inset 0 1px 0 rgba(124,140,255,0.2); }
.demo-speak .wave { justify-content: center; flex: 1; }
.demo-raw { font-size: var(--text-sm); color: var(--fg-muted); font-style: italic; }
.demo-typed { flex: 1; }
.demo-typed code { font-family: var(--font-mono); font-size: 0.94rem; line-height: 1.7; color: var(--fg); white-space: pre-wrap; }
.caret { display: inline-block; width: 2px; height: 1.1em; background: var(--beam); box-shadow: 0 0 8px var(--beam); vertical-align: text-bottom; margin-left: 2px; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ============ MODES ============ */
.modes-panel { max-width: var(--maxw-narrow); margin: 0 auto; padding: clamp(1.4rem,3vw,2.2rem); border-radius: var(--r-xl); }
.modes-input { padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); }
.modes-input-label { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--beam); font-weight: 600; }
.modes-input p { margin-top: 0.4rem; font-size: 1.1rem; color: var(--fg); font-style: italic; }
.modes-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.4rem 0; }
.mode-tab {
  padding: 0.55em 1.05em; border-radius: var(--r-sm); font-family: var(--font-mono); font-size: var(--text-sm); font-weight: 600;
  white-space: nowrap; color: var(--fg-muted); border: 1px solid var(--line); background: rgba(124,140,255,0.03);
  transition: all var(--dur-fast) var(--ease);
}
.mode-tab:hover { color: var(--fg); border-color: var(--spark); }
.mode-tab.is-active { color: #fff; background: linear-gradient(180deg, var(--spark), var(--accent-deep)); border-color: var(--spark); box-shadow: 0 6px 18px -6px var(--spark); }
.modes-output { position: relative; background: rgba(7,7,16,0.55); border: 1px solid var(--line); border-radius: var(--r-md); padding: 1.3rem 1.4rem; min-height: 160px; }
.modes-output pre { font-family: var(--font-mono); font-size: 0.94rem; line-height: 1.75; color: var(--fg); white-space: pre-wrap; word-break: break-word; }
.modes-output pre .added { color: var(--beam); }
.copy-fake { position: absolute; top: 0.8rem; right: 0.8rem; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--fg-faint); padding: 0.35em 0.7em; border-radius: 6px; border: 1px solid var(--line); transition: all var(--dur-fast); }
.copy-fake:hover { color: var(--beam); border-color: var(--beam); }
.modes-foot { margin-top: 1.2rem; font-size: var(--text-sm); color: var(--fg-faint); text-align: center; }
.mode-fade { animation: modeFade var(--dur) var(--ease); }
@keyframes modeFade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ============ VOICE CAPTURE / EVENT RECORDER ============ */
.capture-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; max-width: var(--maxw-narrow); margin: 0 auto; align-items: stretch; }
.capture-log, .capture-report { padding: 1.5rem; border-radius: var(--r-lg); display: flex; flex-direction: column; }
.cap-tag { font-family: var(--font-mono); font-size: var(--text-label); letter-spacing: 0.16em; color: var(--beam); text-transform: uppercase; display: block; margin-bottom: 1rem; }
.cap-line { display: flex; gap: 0.6rem; align-items: flex-start; margin-top: 0.9rem; }
.cap-mic { font-size: 1rem; line-height: 1.5; filter: drop-shadow(0 0 6px rgba(47,107,255,0.6)); }
.cap-line p { font-size: var(--text-sm); color: var(--fg); font-style: italic; line-height: 1.5; }
.cap-ok { display: flex; align-items: center; gap: 0.5rem; margin: 0.45rem 0 0 1.7rem; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--good); }
.cap-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--good); box-shadow: 0 0 8px var(--good); flex-shrink: 0; }

.capture-report { background: linear-gradient(180deg, rgba(124,140,255,0.06), rgba(124,140,255,0.02)); }
.rep-head { display: flex; justify-content: space-between; align-items: baseline; gap: 0.6rem; padding-bottom: 0.8rem; border-bottom: 1px solid var(--line); }
.rep-title { font-family: var(--font-display); font-weight: 600; font-size: 1.08rem; color: var(--fg); }
.rep-range { font-size: var(--text-xs); color: var(--beam); white-space: nowrap; }
.rep-body { padding: 0.9rem 0; display: flex; flex-direction: column; gap: 0.32rem; flex: 1; }
.rep-h { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--fg-faint); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 0.5rem; }
.rep-body p:not(.rep-h) { font-size: var(--text-sm); color: var(--fg-muted); line-height: 1.5; }
.rep-foot { display: flex; justify-content: space-between; align-items: center; padding-top: 0.8rem; border-top: 1px solid var(--line); }
.rep-doc { font-size: var(--text-xs); color: var(--fg-faint); }
.rep-exp { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--spark); border: 1px solid var(--spark); border-radius: 6px; padding: 0.28em 0.7em; }

.capture-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; max-width: var(--maxw-narrow); margin: 1rem auto 0; }
.cap-step { padding: 1.4rem; border-radius: var(--r-md); transition: transform var(--dur) var(--ease), border-color var(--dur); }
.cap-step:hover { transform: translateY(-4px); border-color: var(--spark); }
.cap-no { font-family: var(--font-display); font-size: 1.5rem; color: var(--beam); display: block; margin-bottom: 0.5rem; opacity: 0.85; }
.cap-step h3 { margin-bottom: 0.4rem; }
.cap-step p { font-size: var(--text-sm); color: var(--fg-muted); line-height: 1.6; }
.capture .modes-foot { margin-top: 1.6rem; }

/* ============ ALWAYS-LATEST MODELS ============ */
.models-band { padding: 1.7rem 1.6rem; border-radius: var(--r-lg); max-width: var(--maxw-narrow); margin: 0 auto; }
.mb-flow { display: flex; align-items: center; justify-content: center; gap: 0.7rem; flex-wrap: wrap; }
.mb-node { font-family: var(--font-mono); font-size: var(--text-sm); padding: 0.65em 1em; border-radius: var(--r-sm); border: 1px solid var(--line); background: rgba(124,140,255,0.04); color: var(--fg-muted); white-space: nowrap; }
.mb-node.mb-on { border-color: var(--spark); color: var(--fg); box-shadow: 0 0 18px -6px var(--spark); }
.mb-node.mb-out { border-color: var(--beam); color: var(--beam); text-shadow: var(--glow-c); }
.mb-arr { color: var(--fg-faint); font-size: 1.1rem; }
.model-tags { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; margin-top: 1.4rem; }
.model-tags .glass-chip strong { color: var(--fg); }

/* models heading composition: small top · BIG center · small bottom */
.models-h { display: flex; flex-direction: column; align-items: center; gap: 0.06em; line-height: 1.04; }
.models-h .mh-top, .models-h .mh-bot { font-family: var(--font-display); font-size: clamp(1.1rem, 0.8rem + 1.1vw, 1.7rem); font-weight: 600; color: var(--fg-muted); letter-spacing: 0; }
.models-h .mh-big { font-family: var(--font-display); font-size: clamp(3.2rem, 1rem + 8vw, 7rem); font-weight: 700; line-height: 1.02; letter-spacing: -0.02em; padding: 0.04em 0; }

/* ============ PRIVACY ============ */
.privacy-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 1.6rem; align-items: stretch; }
.privacy-diagram { padding: 1.8rem; border-radius: var(--r-xl); display: flex; flex-direction: column; gap: 1rem; }
.pd-device { padding: 1.3rem; border-radius: var(--r-lg); border: 1px solid rgba(52,245,200,0.35); background: rgba(52,245,200,0.05); position: relative; }
.pd-label { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--good); font-weight: 600; }
.pd-flow { display: flex; align-items: center; gap: 0.7rem; margin: 1rem 0; flex-wrap: wrap; }
.pd-node { display: inline-flex; align-items: center; justify-content: center; padding: 0.6em 0.8em; border-radius: 10px; background: rgba(124,140,255,0.05); border: 1px solid var(--line); font-size: 1.4rem; }
.pd-text { font-size: 0.95rem !important; color: var(--fg); font-family: var(--font-mono); }
.pd-arrow { flex: 1; height: 2px; min-width: 18px; background: linear-gradient(90deg, var(--good), transparent); position: relative; }
.pd-arrow::after { content: "▸"; position: absolute; right: -2px; top: -10px; color: var(--good); font-size: 0.8rem; }
.pd-lock { display: inline-block; margin-top: 0.4rem; font-family: var(--font-mono); font-size: var(--text-sm); color: var(--good); }
.pd-boundary { text-align: center; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--no); letter-spacing: 0.03em; padding: 0.4rem; border-top: 1px dashed rgba(255,90,122,0.4); border-bottom: 1px dashed rgba(255,90,122,0.4); }
.pd-cloud { padding: 1.1rem; border-radius: var(--r-lg); border: 1px solid var(--line); background: rgba(124,140,255,0.02); opacity: 0.85; }
.pd-cloud-label { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-faint); }
.pd-cloud-note { display: block; margin-top: 0.4rem; font-size: var(--text-sm); color: var(--fg-muted); }
.pd-cloud-note em { color: var(--beam); font-style: normal; font-weight: 600; }
.privacy-points { display: flex; flex-direction: column; gap: 1rem; justify-content: center; }
.privacy-points li { padding: 1.1rem 1.3rem; border-radius: var(--r-md); background: var(--glass-bg); border: 1px solid var(--line); transition: border-color var(--dur); }
.privacy-points li:hover { border-color: var(--spark); }
.privacy-points strong { display: block; margin-bottom: 0.25rem; font-size: 1.05rem; }
.privacy-points span { color: var(--fg-muted); font-size: var(--text-sm); }
.privacy-more { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.2rem; }
.privacy-more li { padding: 1.1rem 1.25rem; border-radius: var(--r-md); transition: border-color var(--dur), transform var(--dur) var(--ease); }
.privacy-more li:hover { border-color: var(--spark); transform: translateY(-3px); }
.privacy-more strong { display: block; margin-bottom: 0.3rem; font-size: 1rem; color: var(--fg); }
.privacy-more span { color: var(--fg-muted); font-size: var(--text-sm); line-height: 1.55; }

/* ============ BENTO ============ */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.bento-card { padding: 1.6rem; border-radius: var(--r-lg); transition: transform var(--dur) var(--ease), border-color var(--dur), box-shadow var(--dur); }
.bento-card:hover { transform: translateY(-5px); border-color: var(--spark); box-shadow: 0 0 26px -12px var(--spark), var(--shadow-card); }
.bento-card.span-2 { grid-column: span 2; }
.bento-ico { font-size: 1.7rem; display: block; margin-bottom: 0.7rem; filter: drop-shadow(0 0 10px rgba(47,107,255,0.4)); }
.bento-card h3 { margin-bottom: 0.5rem; }
.bento-card p { color: var(--fg-muted); font-size: var(--text-sm); line-height: 1.6; }

/* ============ COMPARE ============ */
.compare-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--r-lg); }
.compare-table { width: 100%; border-collapse: collapse; min-width: 760px; border-radius: var(--r-lg); overflow: hidden; }
.compare-table th, .compare-table td { padding: 1rem 1.1rem; text-align: center; font-size: var(--text-sm); border-bottom: 1px solid var(--line); }
.compare-table thead th { font-family: var(--font-display); font-weight: 700; color: var(--fg); font-size: 0.95rem; background: rgba(124,140,255,0.04); }
.compare-table tbody th { text-align: left; color: var(--fg); font-weight: 600; }
.compare-table .col-vlow { background: var(--accent-tint); position: relative; }
.compare-table thead .col-vlow { color: var(--beam); font-size: 1.05rem; text-shadow: var(--glow-c); }
.compare-table .yes { color: var(--good); font-weight: 600; }
.compare-table .no { color: var(--no); }
.compare-table .mid { color: var(--warn); }
.compare-table tbody tr:last-child th, .compare-table tbody tr:last-child td { border-bottom: none; }
.compare-note { text-align: center; margin-top: 1rem; font-size: var(--text-xs); color: var(--fg-dim); }

/* ============ PRICING ============ */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; align-items: stretch; max-width: 980px; margin: 0 auto; }
.price-card { padding: 2rem 1.7rem; border-radius: var(--r-xl); display: flex; flex-direction: column; gap: 0.7rem; }
.price-card.featured { border-color: var(--spark); box-shadow: var(--shadow-glow); transform: translateY(-10px); }
.price-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 700; padding: 0.35em 0.9em; border-radius: var(--r-pill); color: #fff; background: linear-gradient(180deg, var(--spark), var(--accent-deep)); box-shadow: 0 6px 16px -4px var(--spark); white-space: nowrap; }
.price-tier { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-muted); font-weight: 600; }
.price-amt { display: flex; align-items: baseline; gap: 0.3rem; }
.price-num { font-family: var(--font-display); font-size: 2.8rem; font-weight: 700; letter-spacing: -0.03em; }
.price-cap { color: var(--fg-faint); font-size: var(--text-sm); }
.price-feats { display: flex; flex-direction: column; gap: 0.55rem; margin: 0.8rem 0 1.4rem; }
.price-feats li { position: relative; padding-left: 1.5em; font-size: var(--text-sm); color: var(--fg-muted); }
.price-feats li::before { content: "✓"; position: absolute; left: 0; color: var(--good); font-weight: 700; }
.price-card .btn { margin-top: auto; }
.price-guarantee { display: flex; margin: 2rem auto 0; width: fit-content; color: var(--fg-muted); font-family: var(--font-mono); }
.neq { color: var(--beam); font-weight: 700; text-shadow: var(--glow-c); padding: 0 0.06em; }

/* ============ VOICES · danmaku stream ============ */
.danmaku {
  display: flex; flex-direction: column; gap: 0.9rem; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.dm-row { overflow: hidden; }
.dm-track { display: inline-flex; gap: 0.9rem; width: max-content; white-space: nowrap; will-change: transform; animation: dmRight 66s linear infinite; }
.dm-row:nth-child(2) .dm-track { animation-duration: 52s; }
.dm-row:nth-child(3) .dm-track { animation-duration: 78s; }
.danmaku:hover .dm-track { animation-play-state: paused; }
@keyframes dmRight { from { transform: translateX(-50%); } to { transform: translateX(0); } }
.dm-chip {
  flex: 0 0 auto; display: inline-flex; align-items: center; gap: 0.5em;
  padding: 0.65em 1.15em; border-radius: var(--r-pill);
  background: var(--glass-bg); border: 1px solid var(--line);
  font-size: var(--text-sm); color: var(--fg-muted);
}
.dm-chip::before { content: ""; width: 6px; height: 6px; border-radius: 50%; flex: 0 0 auto; background: var(--spark); box-shadow: 0 0 8px var(--spark); }
.dm-row:nth-child(2) .dm-chip::before { background: var(--beam); box-shadow: 0 0 8px var(--beam); }
.dm-row:nth-child(3) .dm-chip::before { background: var(--good); box-shadow: 0 0 8px var(--good); }

/* ============ FAQ ============ */
.faq-list { max-width: var(--maxw-narrow); margin: 0 auto; display: flex; flex-direction: column; gap: 0.8rem; }
.faq-item { border-radius: var(--r-md); padding: 0 1.4rem; transition: border-color var(--dur); }
.faq-item summary { padding: 1.2rem 0; font-weight: 600; font-size: 1.06rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-family: var(--font-mono); font-size: 1.4rem; color: var(--beam); font-weight: 300; transition: transform var(--dur); flex-shrink: 0; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: 1.3rem; color: var(--fg-muted); line-height: 1.7; }
.faq-item[open] { border-color: var(--spark); }

/* ============ FINAL CTA ============ */
.final-cta { text-align: center; max-width: var(--maxw-narrow) !important; }
.final-cta h2 { font-size: var(--text-h2); margin-bottom: 0.8rem; }
.final-cta .big-last {
  display: inline-block; font-size: 1.75em; font-weight: 700; line-height: 0.8;
  background: var(--neon-grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  filter: drop-shadow(0 0 18px rgba(61,240,255,0.5));
  transform: translateY(0.12em) rotate(-4deg); margin: 0 0.04em;
}
.final-cta > p { color: var(--fg-muted); font-size: var(--text-lead); margin-bottom: 1.8rem; }
.final-cta .btn-lg { margin: 0 auto; }
.final-bloom { position: absolute; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.final-bloom::before {
  content: ""; position: absolute; top: 30%; left: 50%; transform: translate(-50%,-50%);
  width: 620px; height: 320px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(47,107,255,0.3), rgba(61,240,255,0.12) 60%, transparent 75%);
  filter: blur(80px);
}