/* ARC — page-specific refinements on top of the Site Kit */

/* ---- Hero ---- */
.hero-full { min-height: 92vh; display: flex; align-items: center; }
.hero-h1 { font-size: clamp(3rem, 9vw, 7.5rem); line-height: 1.02; letter-spacing: -0.02em; max-width: 18ch; margin-bottom: 1.5rem; }
.hero-lead { max-width: 52ch; }
.hero-foot { margin-top: 2.5rem; opacity: 0.7; }
.mono-tag { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }

/* ---- Marquee ---- */
.mq-word { font-family: var(--font-display); font-size: clamp(3rem, 8vw, 6.5rem); padding: 0 1.5rem; white-space: nowrap; line-height: 1.1; }
.mq-dot { color: var(--muted); font-size: clamp(2rem, 5vw, 4rem); }

/* ---- Ring stage ---- */
.ring-head { margin-bottom: 2rem; align-items: baseline; }
.ring-stage { position: relative; height: min(62vh, 560px); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: radial-gradient(ellipse at 50% 60%, rgba(245, 241, 232, 0.05), transparent 70%); }
.ring-img { position: absolute; top: -12%; left: 0; width: 100%; height: 124%; object-fit: cover; will-change: transform; }
.ring-notes { margin-top: 3rem; }
.ring-note-big { font-family: var(--font-display); font-size: 2.2rem; line-height: 1.1; margin: 0.35rem 0 0.5rem; }

/* ---- Feature splits ---- */
.feature-split { align-items: center; gap: clamp(2rem, 5vw, 5rem); }
.sleep-list { margin-top: 2rem; }

/* ---- Battery ---- */
.battery-h2 { font-size: clamp(2.4rem, 6vw, 4.5rem); }
.battery-lead { max-width: 56ch; margin-bottom: 3rem; }

/* ---- Specs strip ---- */
.specs-band { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.specs-strip { display: grid; grid-template-columns: repeat(6, 1fr); margin-top: 2rem; }
.spec { padding: 1.5rem 1.25rem; border-left: 1px solid var(--border); }
.spec:first-child { border-left: none; padding-left: 0; }
.spec-val { font-family: var(--font-display); font-size: clamp(1.4rem, 2.2vw, 2rem); margin: 0 0 0.4rem; }
@media (max-width: 900px) {
  .specs-strip { grid-template-columns: repeat(3, 1fr); }
  .spec:nth-child(4) { border-left: none; padding-left: 0; }
  .spec { border-top: 1px solid var(--border); }
  .spec:nth-child(-n+3) { border-top: none; }
}
@media (max-width: 560px) {
  .specs-strip { grid-template-columns: repeat(2, 1fr); }
  .spec:nth-child(odd) { border-left: none; padding-left: 0; }
  .spec:nth-child(even) { border-left: 1px solid var(--border); padding-left: 1.25rem; }
  .spec:nth-child(-n+2) { border-top: none; }
  .spec:nth-child(n+3) { border-top: 1px solid var(--border); }
}

/* ---- Honest note ---- */
.honest .honest-line { font-family: var(--font-display); font-size: clamp(1.5rem, 3.2vw, 2.6rem); line-height: 1.35; max-width: 34ch; margin: 1.5rem 0; }

/* ---- FAQ ---- */
.faq-wrap { max-width: 820px; }
.faq-list { margin-top: 2.5rem; border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.4rem 0; cursor: pointer; list-style: none; font-family: var(--font-display); font-size: 1.3rem; transition: opacity 0.25s ease; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { opacity: 0.7; }
.faq-mark { font-family: var(--font-display); font-size: 1.5rem; color: var(--muted); transition: transform 0.3s ease; flex-shrink: 0; }
.faq-item[open] .faq-mark { transform: rotate(45deg); }
.faq-item p { padding: 0 0 1.6rem; max-width: 60ch; color: var(--muted); margin: 0; }

/* ---- Waitlist ---- */
.waitlist-band { border-top: 1px solid var(--border); }
.waitlist-inner { max-width: 620px; }
.waitlist-h2 { font-size: clamp(2.6rem, 7vw, 5rem); }
.waitlist-form { margin-top: 2.5rem; display: grid; gap: 1.2rem; justify-items: start; }
.waitlist-form .field { width: 100%; }
.form-msg { color: var(--muted); border-left: 2px solid var(--fg); padding-left: 0.8rem; font-size: 0.9rem; }
.waitlist-success { margin-top: 2.5rem; padding: 2.5rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); animation: arc-success-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both; }
.waitlist-success svg { margin-bottom: 1rem; }
.success-h { font-family: var(--font-display); font-size: 2.2rem; margin: 0 0 0.5rem; }
.success-sub { color: var(--muted); margin: 0 0 1.5rem; }
@keyframes arc-success-in {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .waitlist-success { animation: none; }
}