:root {
  --bg: #0C0A08;
  --bg-warm: #141110;
  --bg-card: #1A1714;
  --fg: #E8E0D4;
  --fg-muted: #9B8E7E;
  --fg-dim: #A09486;
  /* Pass-level dimmed text for WCAG AA on dark card backgrounds (bg-card: #1A1714) */
  --fg-dim-pass: #A09A8E;
  /* Pass-level label text for WCAG AA (4.5:1) on dark bg (#0C0A08) */
  --fg-label-pass: #AFA598;
  --accent: #C4956A;
  --accent-light: #D4AD88;
  --accent-dark: #8B6A4A;
  --cream: #F5EDE0;
  --border: rgba(196, 149, 106, 0.15);
  --nav-h: 72px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

/* ═══ LANDING NAV ═══ */
.landing-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8vw;
  background: var(--accent);
  border-bottom: 1px solid rgba(12, 10, 8, 0.2);
}

.landing-nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  min-height: 44px;
}

.landing-nav-logo {
  height: 28px;
  width: auto;
}

.landing-nav-cta {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bg);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  padding-bottom: 1px;
}

.landing-nav-cta:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent-dark);
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ═══ HERO ═══ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 80px) 8vw 80px;
  position: relative;
  background: var(--bg);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at 80% 30%, rgba(196, 149, 106, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 40px;
}

.hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 300;
  line-height: 1.05;
  color: var(--cream);
  max-width: 900px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.hero > *:not(.hero-image-wrap) {
  max-width: 50%;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 480px;
  margin-top: 36px;
  line-height: 1.7;
}

.hero-detail {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.hero-detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-detail-item .label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--fg-label-pass);
}

.hero-detail-item .value {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  color: var(--fg);
}

/* ═══ HERO ACTIONS ═══ */
.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 48px;
}

.hero-cta-primary {
  display: inline-block;
  padding: 16px 44px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s, transform 0.1s;
}

.hero-cta-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

.hero-cta-secondary {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.hero-cta-secondary:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ═══ PRODUCT IMAGERY — Hero (landing page) ═══ */
.hero-image-wrap {
  position: absolute;
  right: 0;
  top: 0;
  width: 50%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 4vw;
  pointer-events: none;
}

.hero-image-frame {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 3 / 4;
  position: relative;
  border: 1px solid rgba(196, 149, 106, 0.12);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-prototype-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(12, 10, 8, 0.72);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(196, 149, 106, 0.2);
  padding: 6px 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  color: rgba(232, 224, 212, 0.65);
  font-style: italic;
  line-height: 1.4;
  max-width: 220px;
}

/* ═══ PHILOSOPHY ═══ */
.philosophy {
  padding: 140px 8vw;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  border-top: 1px solid var(--border);
}

.philosophy-left {
  position: sticky;
  top: 120px;
}

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.philosophy-left h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--cream);
  line-height: 1.15;
}

.philosophy-right {
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding-top: 8px;
}

.phil-block {
  padding-left: 24px;
  border-left: 1px solid var(--accent-dark);
}

.phil-block h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--fg);
  margin-bottom: 8px;
}

.phil-block p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ═══ FLAGSHIP ═══ */
.flagship {
  padding: 140px 8vw;
  border-top: 1px solid var(--border);
  background: var(--bg-warm);
}

.flagship-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 80px;
}

.flagship-header h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--cream);
  margin-bottom: 16px;
}

.flagship-header p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.spec-card {
  background: var(--bg);
  padding: 48px 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.spec-number {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
}

.spec-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--cream);
}

.spec-card p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ═══ FLAGSHIP CTA ═══ */
.flagship-cta {
  text-align: center;
  margin-top: 60px;
}

.flagship-order-link {
  display: inline-block;
  padding: 16px 48px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.flagship-order-link:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ═══ PROMISE ═══ */
.promise {
  padding: 140px 8vw;
  border-top: 1px solid var(--border);
  text-align: center;
}

.promise h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 300;
  color: var(--cream);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.15;
}

.promise p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 28px auto 0;
  line-height: 1.7;
}

.promise-line {
  width: 48px;
  height: 1px;
  background: var(--accent);
  margin: 40px auto 0;
}

/* ═══ FOOTER ═══ */
.site-footer {
  padding: 60px 8vw;
  border-top: 1px solid rgba(12, 10, 8, 0.2);
  background: var(--accent);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  color: var(--bg);
  letter-spacing: 0.15em;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--bg);
  letter-spacing: 0.1em;
}

/* ═══ WAITLIST SECTION (landing page) ═══ */
.waitlist-section {
  margin-top: 56px;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  max-width: 520px;
}

.waitlist-eyebrow {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.waitlist-sub {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
  margin-bottom: 28px;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.waitlist-inputs {
  display: flex;
  gap: 0;
}

.waitlist-email {
  flex: 1;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-right: none;
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.2s;
}

.waitlist-email::placeholder {
  color: var(--fg-dim);
}

.waitlist-email:focus-visible {
  border-color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ═══ FOCUS RINGS — restore for all keyboard users ═══ */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ── NAV LINK FOCUS ── */
.landing-nav-brand:focus-visible {
  outline: 2px solid var(--bg);
  outline-offset: 3px;
}

/* ── DEVICE OPTION FOCUS ── */
.device-option:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  background: var(--bg-warm);
}

/* ── PURCHASE BTN FOCUS ── */
.purchase-btn:focus-visible {
  outline: 2px solid var(--cream);
  outline-offset: 2px;
}

/* ── FOOTER LINKS FOCUS ── */
.site-footer a:focus-visible {
  outline: 2px solid var(--bg);
  outline-offset: 2px;
}

.waitlist-submit {
  padding: 14px 28px;
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.waitlist-submit:hover {
  background: var(--accent-light);
}

.waitlist-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.waitlist-msg {
  font-size: 0.85rem;
  line-height: 1.5;
  min-height: 20px;
}

.waitlist-msg--success {
  color: var(--accent-light);
}

.waitlist-msg--error {
  color: #c46a5a;
}
@media (max-width: 768px) {
  .landing-nav { padding: 0 6vw; }
  .landing-nav-logo { height: 22px; }
  .landing-nav-cta { font-size: 0.65rem; }
  .hero { padding: calc(var(--nav-h) + 60px) 6vw 60px; min-height: auto; }
  .hero-label { margin-bottom: 28px; }
  .hero-detail { flex-direction: column; gap: 24px; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 16px; }
  .hero-cta-primary { width: 100%; text-align: center; }
  .waitlist-section { margin-top: 40px; }
  .waitlist-inputs { flex-direction: column; }
  .waitlist-email { border-right: 1px solid var(--border); }
  .philosophy { grid-template-columns: 1fr; gap: 40px; padding: 80px 6vw; }
  .philosophy-left { position: static; }
  .flagship { padding: 80px 6vw; }
  .specs-grid { grid-template-columns: 1fr; }
  .promise { padding: 80px 6vw; }
  .site-footer { flex-direction: column; gap: 16px; text-align: center; }
  .footer-logo { height: 20px; margin: 0 auto; }
  /* Hero: stack image below text on mobile */
  .hero > *:not(.hero-image-wrap) { max-width: 100%; }
  .hero-image-wrap {
    position: relative;
    width: 100%;
    height: auto;
    padding: 40px 0 0;
    right: auto;
    top: auto;
    justify-content: center;
    pointer-events: auto;
  }
  .hero-image-frame { max-width: 100%; }
}

@media (max-width: 480px) {
  .landing-nav { height: 60px; }
  .landing-nav-logo { height: 18px; }
  .hero h1 { font-size: 2.4rem; }
  .hero-actions { margin-top: 36px; }
  .hero-cta-primary { padding: 14px 32px; font-size: 0.75rem; }
}

/* ── Landing page materials imagery ── */
.landing-materials {
  padding: 100px 8vw 140px;
  border-top: 1px solid var(--border);
  background: var(--bg-warm);
}

.landing-materials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 64px;
}

.material-figure {
  background: var(--bg);
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
}

.material-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.material-figure-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px 16px 12px;
  background: linear-gradient(transparent, rgba(12, 10, 8, 0.78));
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(232, 224, 212, 0.75);
}

.material-figure-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(12, 10, 8, 0.68);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(196, 149, 106, 0.18);
  padding: 4px 10px;
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  color: rgba(232, 224, 212, 0.55);
  font-style: italic;
}

/* ── Uniqueness note ── */
.materials-uniqueness-note {
  margin-top: 20px;
  font-size: 0.75rem;
  color: var(--fg-dim);
  font-style: italic;
  line-height: 1.6;
}

/* ═══ ACCESSIBILITY UTILITIES ═══ */
/* Visually hidden but announced by screen readers (labels, sr-only text) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link: visible on keyboard focus, hidden otherwise */
.skip-link {
  position: absolute;
  top: -48px;
  left: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 10px 20px;
  z-index: 1000;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: top 0.1s;
}
.skip-link:focus { top: 0; }