/* Product-specific styles */
.prod-hero {
  padding-top: 160px;
  padding-bottom: 100px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, color-mix(in oklab, var(--accent) 12%, transparent), transparent 60%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
}
.prod-hero-wrap {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (max-width: 900px) { .prod-hero-wrap { grid-template-columns: 1fr; } }
.prod-super {
  font-size: 11px; letter-spacing: .18em; color: var(--accent);
  margin: 28px 0 0;
}
.prod-title {
  font-size: clamp(96px, 14vw, 200px); margin: 8px 0 24px;
  letter-spacing: -0.035em; line-height: 1;
}
.prod-lead {
  font-size: 22px; color: var(--text-muted); max-width: 520px;
  line-height: 1.45; margin: 0 0 32px; text-wrap: pretty;
}

/* app frame mockup */
.app-frame {
  border-radius: var(--r-lg); overflow: hidden;
  box-shadow: 0 40px 100px rgba(0,0,0,.5);
}
.app-chrome {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 11px; color: var(--text-muted);
}
.dots { display: flex; gap: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); display: inline-block; }
.app-body { padding: 28px; display: flex; flex-direction: column; gap: 16px; min-height: 420px; }

.chat-msg {
  padding: 14px 18px; border-radius: 14px; max-width: 90%; font-size: 14px; line-height: 1.5;
}
.chat-user { background: var(--surface-2); border: 1px solid var(--border); align-self: flex-end; }
.chat-ai { background: color-mix(in oklab, var(--accent) 10%, transparent); border: 1px solid color-mix(in oklab, var(--accent) 30%, transparent); }
.chat-ai p { margin: 6px 0 12px; }
.chat-chart svg { width: 100%; height: 80px; }
.chat-refs { display: flex; flex-wrap: wrap; gap: 12px; font-size: 10px; color: var(--text-muted); margin-top: 10px; }

/* bile body */
.app-body-bile { gap: 12px; }
.pulse { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: #7FC99A; box-shadow: 0 0 10px #7FC99A; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:.3 } }
.pulse .mono { font-size: 11px; color: var(--text-muted); }

.watch-list { display: flex; flex-direction: column; gap: 6px; }
.watch-item {
  display: grid; grid-template-columns: 20px 1fr auto; gap: 14px;
  padding: 12px 14px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
  align-items: center;
  transition: .2s;
}
.watch-item:hover { background: var(--surface-2); border-color: var(--border-strong); }
.watch-title { font-size: 14px; font-weight: 500; }
.watch-meta { font-size: 10px; color: var(--text-muted); letter-spacing: .06em; margin-top: 3px; }
.watch-item .mono { font-size: 10px; letter-spacing: .14em; color: var(--text-muted); text-transform: uppercase; }

/* feature grid */
.prod-features { background: var(--bg); }
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .feat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .feat-grid { grid-template-columns: 1fr; } }
.feat {
  padding: 32px; border: 1px solid var(--border); border-radius: var(--r-md);
  background: var(--surface); transition: .3s;
}
.feat:hover { background: var(--surface-2); border-color: var(--border-strong); transform: translateY(-2px); }
.feat-ico {
  width: 44px; height: 44px; border-radius: 12px;
  background: color-mix(in oklab, var(--accent) 18%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 35%, transparent);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; margin-bottom: 20px;
}
.feat h3 { font-size: 20px; margin: 0 0 8px; font-weight: 500; letter-spacing: -0.01em; }
.feat p { font-size: 14px; color: var(--text-muted); line-height: 1.5; margin: 0; }

/* demo shell */
.prod-demo { background: var(--bg-2); }
.demo-shell { display: grid; grid-template-columns: 280px 1fr; min-height: 440px; overflow: hidden; }
@media (max-width: 820px) { .demo-shell { grid-template-columns: 1fr; } }
.demo-side { padding: 32px; border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 4px; }
.demo-step { display: flex; gap: 14px; padding: 14px 16px; border-radius: 10px; font-size: 14px; color: var(--text-muted); align-items: center; }
.demo-step .mono { font-size: 11px; letter-spacing: .14em; color: var(--text-dim); }
.demo-step.on { background: var(--surface-2); color: var(--text); }
.demo-step.on .mono { color: var(--accent); }
.demo-main { display: flex; align-items: center; justify-content: center; padding: 40px; background:
  repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255,255,255,0.02) 10px, rgba(255,255,255,0.02) 11px);
}
.demo-placeholder { text-align: center; }
.demo-play {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--accent); color: var(--accent-contrast);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin: 0 auto;
  box-shadow: 0 0 60px color-mix(in oklab, var(--accent) 45%, transparent);
}

/* stats strip */
.prod-stats { padding: 100px 0; background: var(--bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; text-align: center; }
@media (max-width: 820px) { .stat-grid { grid-template-columns: 1fr; } }
.stat b { font-size: clamp(72px, 10vw, 128px); font-family: var(--font-display); font-style: italic; line-height: 1; letter-spacing: -0.04em; display: block; }
.stat b small { font-family: var(--font-mono); font-size: 28px; color: var(--accent); font-style: normal; margin-left: 4px; }
.stat p { margin: 16px 0 0; font-size: 11px; letter-spacing: .16em; color: var(--text-muted); }

/* bile shape */
.prod-shape { background: var(--bg-2); }
.shape-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 820px) { .shape-wrap { grid-template-columns: 1fr; } }
.shape-card { padding: 40px; }
.shape-card h3 { margin: 20px 0 12px; font-size: 18px; font-weight: 500; letter-spacing: -0.01em; }
.shape-card ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.shape-card ul li { padding-left: 20px; position: relative; font-size: 15px; color: var(--text-muted); }
.shape-card ul li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }

/* generic simple pages */
.simple-hero {
  padding: 200px 0 80px;
  background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
  position: relative;
  overflow: hidden;
}
.simple-hero .hero-glow { opacity: calc(var(--bull-intensity, 1) * 0.4); }
.simple-hero .wrap { position: relative; z-index: 2; max-width: 960px; }
.simple-title { font-size: clamp(64px, 10vw, 144px); margin: 20px 0 24px; letter-spacing: -0.03em; line-height: 1; font-family: var(--font-display); font-style: italic; }
.simple-lead { font-size: 22px; color: var(--text-muted); max-width: 640px; line-height: 1.45; }

/* pricing full */
.pricing-full { padding: 80px 0 140px; }
.bill-toggle { display: inline-flex; background: var(--surface); padding: 4px; border-radius: 999px; gap: 4px; margin: 0 auto 48px; border: 1px solid var(--border); }
.bill-toggle button { padding: 10px 20px; border-radius: 999px; font-size: 13px; color: var(--text-muted); }
.bill-toggle button.on { background: var(--surface-2); color: var(--text); }
.price-full-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 1100px; margin: 0 auto; }
@media (max-width: 900px) { .price-full-grid { grid-template-columns: 1fr; } }
.price-full-card { padding: 40px; border: 1px solid var(--border); border-radius: var(--r-xl); background: var(--surface); position: relative; display: flex; flex-direction: column; gap: 16px; }
.price-full-card ul { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.price-full-card ul li { padding-left: 22px; position: relative; font-size: 14px; }
.price-full-card ul li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); }
.price-full-card.hero { background: linear-gradient(180deg, color-mix(in oklab, var(--accent) 16%, transparent), color-mix(in oklab, var(--accent) 3%, transparent)); border-color: color-mix(in oklab, var(--accent) 35%, transparent); }
.price-full-card .btn { margin-top: 16px; justify-content: center; }

.price-compare { margin-top: 80px; border-top: 1px solid var(--border); padding-top: 64px; max-width: 1100px; margin-left: auto; margin-right: auto; }
.compare-table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td { padding: 14px 20px; text-align: left; font-size: 14px; border-bottom: 1px solid var(--border); }
.compare-table th { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .14em; color: var(--text-muted); font-weight: 500; }
.compare-table td.center { text-align: center; }
.compare-table td.center.yes { color: var(--accent); }

/* about */
.about-body { padding: 80px 0 140px; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
@media (max-width: 820px) { .about-grid { grid-template-columns: 1fr; } }
.about-prose { display: flex; flex-direction: column; gap: 20px; font-size: 17px; line-height: 1.6; color: var(--text-muted); }
.about-prose p { margin: 0; }
.about-prose p b { color: var(--text); font-weight: 500; }
.about-side { display: flex; flex-direction: column; gap: 32px; }
.about-card { padding: 32px; border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); }
.about-card h4 { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); margin: 0 0 16px; font-weight: 500; }
.about-card ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.about-card ul li { font-size: 14px; display: flex; justify-content: space-between; }
.about-card ul li span.mono { color: var(--text-muted); }

.values { padding: 80px 0; background: var(--bg-2); }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
@media (max-width: 820px) { .values-grid { grid-template-columns: 1fr; } }
.value-card { padding: 32px; border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); }
.value-card h4 { margin: 0 0 12px; font-family: var(--font-display); font-style: italic; font-size: 28px; letter-spacing: -0.02em; }
.value-card p { margin: 0; color: var(--text-muted); font-size: 14px; line-height: 1.6; }

/* contact */
.contact-body { padding: 80px 0 140px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-form { display: flex; flex-direction: column; gap: 20px; padding: 40px; border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--surface); }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); }
.contact-form input, .contact-form textarea, .contact-form select {
  padding: 12px 16px; border: 1px solid var(--border); background: var(--bg); color: var(--text);
  border-radius: 10px; font-family: var(--font-sans); font-size: 15px; outline: none; transition: border-color .2s;
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--accent); }
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form .btn { align-self: flex-start; }
.contact-info h3 { font-family: var(--font-display); font-style: italic; font-size: 36px; margin: 0 0 20px; letter-spacing: -0.02em; }
.contact-info .contact-row { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--border); }
.contact-info .contact-row span.mono { color: var(--text-muted); font-size: 11px; letter-spacing: .14em; min-width: 90px; }

/* ============ RESPONSIVE TUNING ============ */
@media (max-width: 1024px) {
  .prod-hero { padding-top: 130px; padding-bottom: 84px; }
  .prod-hero-wrap { gap: 38px; }
  .prod-lead { font-size: 19px; }
  .app-body { min-height: 360px; padding: 20px; }
  .shape-wrap, .about-grid, .contact-grid { gap: 38px; }
}

@media (max-width: 820px) {
  .prod-hero { padding-top: 112px; padding-bottom: 72px; }
  .prod-super { margin-top: 18px; }
  .prod-title { font-size: clamp(58px, 16vw, 92px); margin-bottom: 16px; }
  .prod-lead, .simple-lead { font-size: 16px; margin-bottom: 24px; }
  .app-body { min-height: auto; }
  .watch-item { grid-template-columns: 1fr auto; gap: 10px; }
  .watch-item > :first-child { display: none; }

  .demo-main, .demo-side, .shape-card, .about-card, .contact-form { padding: 22px; }
  .stat b { font-size: clamp(56px, 16vw, 86px); }
  .simple-hero { padding: 140px 0 64px; }
  .simple-title { font-size: clamp(48px, 14vw, 74px); margin: 14px 0 18px; }
  .pricing-full, .about-body, .contact-body { padding: 64px 0 100px; }
  .bill-toggle { margin-bottom: 32px; }
  .price-full-card { padding: 24px; }
  .price-compare { margin-top: 56px; padding-top: 40px; }
  .compare-table th, .compare-table td { padding: 12px 10px; font-size: 13px; }
  .contact-info h3 { font-size: 30px; }
}

@media (max-width: 640px) {
  .feat { padding: 22px; }
  .demo-shell { min-height: auto; }
  .demo-step { padding: 12px; font-size: 13px; }
  .bill-toggle button { padding: 9px 14px; font-size: 12px; }
  .compare-table { display: block; overflow-x: auto; white-space: nowrap; }
  .about-prose { font-size: 16px; }
  .contact-info .contact-row { flex-direction: column; gap: 4px; }
  .contact-info .contact-row span.mono { min-width: 0; }
}