/* ═══════════════════════════════════════════
   Roshade — birch cinematic landing (rbx-inspired, unique)
═══════════════════════════════════════════ */

.landing-birch {
  --birch-cream: #f2efe6;
  --birch-paper: #e8e4d9;
  --birch-sage: #8fbf9a;
  --birch-sage-hi: #a8d4b4;
  --birch-mint: #c5e8d0;
  --birch-ink: #eef5f0;
  --birch-muted: rgba(232, 244, 236, 0.72);
  --birch-line: rgba(200, 230, 210, 0.22);
  --birch-glass: rgba(12, 18, 16, 0.55);
  --birch-topbar: rgba(8, 12, 11, 0.62);
  --cta-bg: linear-gradient(135deg, #9cc4a8 0%, #7aab88 52%, #6a9a78 100%);
  --cta-fg: #0a1210;
  --glow: rgba(156, 196, 168, 0.45);
  --ink: var(--birch-ink);
  --ink-2: var(--birch-muted);
  --ink-3: rgba(200, 220, 208, 0.55);
  --bg: #0a0e0d;
  --line: var(--birch-line);
  --topbar-bg: var(--birch-topbar);
  --chip-bg: rgba(255, 255, 255, 0.06);
  --chip-bg-h: rgba(255, 255, 255, 0.1);
  --lime: var(--birch-sage-hi);
  --lime-d: var(--birch-sage);
  --line-hi: rgba(200, 230, 210, 0.38);
  --shadow-lg: rgba(0, 0, 0, 0.35);
}

.landing-birch .orb,
.landing-birch .noise,
.landing-birch .grid-overlay,
.landing-birch .bg-glow {
  display: none !important;
}

.landing-birch .landing-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(8, 14, 12, 0.55) 0%, rgba(6, 10, 9, 0.72) 42%, rgba(5, 8, 7, 0.92) 100%),
    radial-gradient(ellipse 90% 55% at 50% 18%, rgba(168, 212, 180, 0.18), transparent 62%),
    radial-gradient(ellipse 50% 40% at 85% 10%, rgba(242, 239, 230, 0.08), transparent 55%),
    url('/images/hero-cinematic-bg.jpg') center 35% / cover no-repeat;
}

.landing-birch .landing-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 48px,
    rgba(242, 239, 230, 0.015) 48px,
    rgba(242, 239, 230, 0.015) 49px
  );
  opacity: 0.35;
  mix-blend-mode: overlay;
}

.landing-birch body,
.landing-birch {
  background: #070a09;
  color: var(--birch-ink);
}

.landing-birch .topbar {
  border-bottom: 1px solid var(--birch-line);
  background: var(--birch-topbar);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.landing-birch .brand {
  font-family: var(--font);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--birch-cream);
}

.landing-birch .brand-icon {
  display: block !important;
  filter: drop-shadow(0 0 12px rgba(168, 212, 180, 0.35));
}

.landing-birch .topbar-nav a:not(.pill-btn) {
  color: var(--birch-muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.landing-birch .topbar-nav a:not(.pill-btn):hover {
  color: var(--birch-cream);
  background: rgba(168, 212, 180, 0.08);
}

.landing-birch .pill-btn {
  background: var(--birch-sage) !important;
  color: #0a1210 !important;
  font-weight: 700 !important;
  letter-spacing: 0.08em !important;
  text-transform: uppercase !important;
  box-shadow: 0 8px 28px var(--glow) !important;
}

.landing-birch .hero--landing {
  position: relative;
  min-height: calc(100vh - var(--topbar-h));
  min-height: calc(100dvh - var(--topbar-h));
  max-width: none;
  margin: 0;
  padding: clamp(2.5rem, 8vh, 5rem) var(--pad) clamp(3rem, 10vh, 5.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.landing-birch .hero-landing-inner {
  width: min(720px, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.landing-birch .hero-kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--birch-sage-hi);
  margin-bottom: 1.25rem;
  opacity: 0.95;
}

.landing-birch .hero-h1--landing {
  font-family: var(--font);
  font-size: clamp(2.4rem, 6.5vw, 4.35rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 0.65rem;
  color: var(--birch-cream);
  text-shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
}

.landing-birch .hero-h1--landing .h1-sub {
  display: block;
  font-size: clamp(1rem, 2.4vw, 1.35rem);
  font-weight: 600;
  letter-spacing: 0.24em;
  margin-top: 0.85rem;
  color: var(--birch-muted);
}

.landing-birch .hero-h1--landing .h1-accent {
  background: linear-gradient(120deg, var(--birch-mint) 0%, var(--birch-sage-hi) 45%, var(--birch-paper) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent !important;
}

.landing-birch .hero-desc {
  max-width: 42ch;
  margin: 0 auto 2rem;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.65;
  color: var(--birch-muted);
}

.landing-birch .hero-cta {
  justify-content: center;
  margin-bottom: 1.5rem;
}

.landing-birch .cta-btn--hero {
  background: var(--cta-bg);
  color: var(--cta-fg);
  border: none;
  padding: 1rem 2.35rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  box-shadow: 0 14px 40px var(--glow);
}

.landing-birch .cta-btn--hero:hover {
  filter: brightness(1.06);
  transform: translateY(-2px);
}

.landing-birch .hero-meta {
  color: var(--ink-3);
  margin-bottom: 1.75rem;
}

.landing-birch .hero-meta a {
  color: var(--birch-sage-hi);
}

.landing-birch .hero-browser-pill {
  background: var(--birch-glass);
  border: 1px solid var(--birch-line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.landing-birch .hero-browser-pill-label {
  color: rgba(200, 220, 208, 0.55);
}

.landing-birch .hero-browser-pill-logos {
  color: var(--birch-cream);
}

.landing-birch .hero-badge {
  display: none;
}

/* Hide clutter — keep scroll sections minimal */
.landing-birch .spotlight,
.landing-birch .ba-section,
.landing-birch .compare-strip,
.landing-birch .presets-section,
.landing-birch .marquee-wrap,
.landing-birch .games-section,
.landing-birch .quote-banner,
.landing-birch .reviews,
.landing-birch .mid-cta,
.landing-birch .gallery,
.landing-birch .tutorial-section,
.landing-birch .hero-visual {
  display: none !important;
}

.landing-birch .landing-below {
  position: relative;
  z-index: 2;
  background: linear-gradient(180deg, transparent 0%, #070a09 6%, #070a09 100%);
  padding-bottom: 2rem;
}

.landing-birch .perf-section,
.landing-birch .changelog-section {
  display: none !important;
}

/* ─── Unified below-fold blocks ─── */
.landing-birch .landing-block {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(3rem, 7vh, 4.5rem) var(--pad);
}

.landing-birch .landing-block-head {
  max-width: 40ch;
  margin-bottom: 2rem;
}

.landing-birch .landing-block-head--center {
  max-width: none;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.landing-birch .landing-eyebrow {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--birch-sage-hi);
  margin-bottom: 0.55rem;
}

.landing-birch .landing-title {
  font-family: var(--font);
  font-size: clamp(1.65rem, 3.2vw, 2.35rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--birch-cream);
  line-height: 1.08;
  margin-bottom: 0.65rem;
}

.landing-birch .landing-lead {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--birch-muted);
  max-width: 42ch;
}

.landing-birch .landing-block-head--center .landing-lead {
  margin-left: auto;
  margin-right: auto;
}

/* ─── Scroll story: how it works ─── */
.landing-birch .landing-story {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(3rem, 8vh, 5rem) var(--pad) clamp(2rem, 5vh, 3rem);
}

.landing-birch .landing-story .landing-block-head {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vh, 3.5rem);
}

.landing-birch .landing-story .landing-lead {
  margin-left: auto;
  margin-right: auto;
}

.landing-birch .flow-track {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 6vh, 4rem);
  padding-left: clamp(0rem, 2vw, 1.5rem);
}

.landing-birch .flow-rail {
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  border-radius: 2px;
  background: rgba(200, 230, 210, 0.12);
  overflow: hidden;
}

.landing-birch .flow-rail-fill {
  width: 100%;
  height: 25%;
  background: linear-gradient(180deg, var(--birch-mint), var(--birch-sage));
  border-radius: 2px;
  transition: height 0.65s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 0 18px rgba(168, 212, 180, 0.45);
}

.landing-birch .flow-step {
  position: relative;
  padding-left: clamp(1.25rem, 3vw, 2rem);
  opacity: 0.42;
  transform: translateY(12px);
  transition:
    opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.landing-birch .flow-step.is-active {
  opacity: 1;
  transform: translateY(0);
}

.landing-birch .flow-step-inner {
  display: grid;
  grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: center;
  padding: clamp(1rem, 2.5vw, 1.35rem);
  border-radius: 20px;
  border: 1px solid transparent;
  transition: border-color 0.45s ease, background 0.45s ease, box-shadow 0.45s ease;
}

.landing-birch .flow-step.is-active .flow-step-inner {
  border-color: var(--birch-line);
  background: rgba(255, 255, 255, 0.035);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
}

.landing-birch .flow-viz {
  position: relative;
  min-height: 160px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(200, 230, 210, 0.1);
  overflow: hidden;
}

.landing-birch .flow-copy {
  max-width: 42ch;
}

.landing-birch .flow-step-num {
  display: block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--birch-sage);
  margin-bottom: 0.5rem;
}

.landing-birch .flow-copy h3 {
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--birch-cream);
  margin-bottom: 0.45rem;
}

.landing-birch .flow-copy p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--birch-muted);
}

/* Viz: extension */
.landing-birch .flow-viz--ext img {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 8px 24px rgba(168, 212, 180, 0.35));
}

.landing-birch .flow-orbit {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 1px solid rgba(168, 212, 180, 0.35);
  opacity: 0;
}

.landing-birch .flow-step.is-active .flow-orbit {
  animation: flow-orbit 2.4s ease-out infinite;
}

@keyframes flow-orbit {
  0% { transform: scale(0.85); opacity: 0.7; }
  100% { transform: scale(1.35); opacity: 0; }
}

/* Viz: browser */
.landing-birch .flow-browser {
  width: min(240px, 92%);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--birch-line);
  background: rgba(8, 12, 11, 0.9);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.landing-birch .flow-browser-dots {
  display: flex;
  gap: 5px;
  padding: 8px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.landing-birch .flow-browser-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(200, 220, 208, 0.25);
}

.landing-birch .flow-browser-bar {
  padding: 6px 10px;
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: var(--birch-muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.landing-birch .flow-browser-stage {
  position: relative;
  height: 88px;
  background: linear-gradient(145deg, #1a2420, #0d1210);
}

.landing-birch .flow-browser-shimmer {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(168, 212, 180, 0.12) 50%, transparent 60%);
  transform: translateX(-100%);
}

.landing-birch .flow-step.is-active .flow-browser-shimmer {
  animation: flow-shimmer 1.8s ease-in-out infinite;
}

.landing-birch .flow-browser-play {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 36px;
  height: 36px;
  margin: -18px 0 0 -18px;
  border-radius: 50%;
  background: rgba(168, 212, 180, 0.2);
  border: 1px solid rgba(197, 232, 208, 0.45);
  opacity: 0.5;
  transform: scale(0.92);
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.landing-birch .flow-step.is-active .flow-browser-play {
  opacity: 1;
  transform: scale(1);
  animation: flow-pulse-soft 2s ease-in-out infinite;
}

/* Viz: toggle */
.landing-birch .flow-toggle-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  padding: 0.5rem;
}

.landing-birch .flow-toggle-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--birch-cream);
}

.landing-birch .flow-toggle-track {
  width: 52px;
  height: 28px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--birch-line);
  padding: 3px;
  transition: background 0.45s ease, border-color 0.45s ease;
}

.landing-birch .flow-toggle-knob {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--birch-paper);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  transform: translateX(0);
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1), background 0.45s ease;
}

.landing-birch .flow-step.is-active .flow-toggle-track {
  background: rgba(156, 196, 168, 0.35);
  border-color: rgba(197, 232, 208, 0.45);
}

.landing-birch .flow-step.is-active .flow-toggle-knob {
  transform: translateX(24px);
  background: var(--birch-mint);
}

/* Viz: FX layers */
.landing-birch .flow-fx-glow {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(168, 212, 180, 0.35), transparent 70%);
  opacity: 0;
  filter: blur(8px);
}

.landing-birch .flow-step.is-active .flow-fx-glow {
  animation: flow-pulse-soft 2.2s ease-in-out infinite;
  opacity: 1;
}

.landing-birch .flow-fx-layers {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  position: relative;
  z-index: 1;
  padding: 0.5rem;
}

.landing-birch .flow-fx-layer {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--birch-line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--birch-muted);
  opacity: 0.35;
  transform: translateX(-8px);
}

.landing-birch .flow-step.is-active .flow-fx-layer {
  animation: flow-layer-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.landing-birch .flow-step.is-active .flow-fx-layer--bloom { animation-delay: 0.05s; }
.landing-birch .flow-step.is-active .flow-fx-layer--fog { animation-delay: 0.18s; }
.landing-birch .flow-step.is-active .flow-fx-layer--shadow { animation-delay: 0.31s; }
.landing-birch .flow-step.is-active .flow-fx-layer--dof { animation-delay: 0.44s; }

@keyframes flow-layer-in {
  to {
    opacity: 1;
    transform: translateX(0);
    color: var(--birch-cream);
    border-color: var(--line-hi);
    background: rgba(168, 212, 180, 0.12);
  }
}

@keyframes flow-shimmer {
  to { transform: translateX(100%); }
}

@keyframes flow-pulse-soft {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.06); opacity: 1; }
}

/* FX reel */
.landing-birch .fx-reel {
  margin-top: clamp(2.5rem, 6vh, 3.5rem);
  padding-top: 2rem;
  border-top: 1px solid var(--birch-line);
}

.landing-birch .fx-reel-eyebrow {
  text-align: center;
  margin-bottom: 1.25rem;
}

.landing-birch .fx-reel-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.landing-birch .fx-chip {
  position: relative;
  padding: 1rem 0.75rem;
  border-radius: 14px;
  border: 1px solid var(--birch-line);
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
  text-align: center;
  opacity: 0.5;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.35s ease;
}

.landing-birch .fx-reel.is-live .fx-chip {
  opacity: 1;
  transform: translateY(0);
}

.landing-birch .fx-reel.is-live .fx-chip:nth-child(1) { transition-delay: 0.05s; }
.landing-birch .fx-reel.is-live .fx-chip:nth-child(2) { transition-delay: 0.12s; }
.landing-birch .fx-reel.is-live .fx-chip:nth-child(3) { transition-delay: 0.19s; }
.landing-birch .fx-reel.is-live .fx-chip:nth-child(4) { transition-delay: 0.26s; }

.landing-birch .fx-chip strong {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--birch-cream);
  line-height: 1.35;
}

.landing-birch .fx-chip-anim {
  display: block;
  height: 36px;
  margin-bottom: 0.65rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.35);
  position: relative;
  overflow: hidden;
}

.landing-birch .fx-reel.is-live .fx-chip--bloom .fx-chip-anim::after {
  content: '';
  position: absolute;
  inset: 30% 25%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 220, 180, 0.9), transparent 70%);
  animation: fx-bloom 2.4s ease-in-out infinite;
}

.landing-birch .fx-reel.is-live .fx-chip--fog .fx-chip-anim::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(180, 210, 200, 0.35));
  animation: fx-fog 3s ease-in-out infinite;
}

.landing-birch .fx-reel.is-live .fx-chip--shadow .fx-chip-anim::after {
  content: '';
  position: absolute;
  left: 15%;
  right: 15%;
  bottom: 12%;
  height: 8px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  filter: blur(4px);
  animation: fx-shadow 2.2s ease-in-out infinite;
}

.landing-birch .fx-reel.is-live .fx-chip--dof .fx-chip-anim::after {
  content: '';
  position: absolute;
  inset: 22% 18%;
  border-radius: 6px;
  border: 1px solid rgba(200, 230, 210, 0.25);
  backdrop-filter: blur(2px);
  animation: fx-dof 2.8s ease-in-out infinite;
}

@keyframes fx-bloom {
  0%, 100% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}

@keyframes fx-fog {
  0%, 100% { opacity: 0.35; transform: translateY(4px); }
  50% { opacity: 0.85; transform: translateY(-2px); }
}

@keyframes fx-shadow {
  0%, 100% { transform: scaleX(0.85); opacity: 0.5; }
  50% { transform: scaleX(1.1); opacity: 0.9; }
}

@keyframes fx-dof {
  0%, 100% { filter: blur(0); opacity: 0.7; }
  50% { filter: blur(3px); opacity: 1; }
}

html.reveal-ready .landing-birch .flow-step-inner.reveal:not(.is-in) {
  opacity: 0;
  translate: 0 24px;
}

/* Setup / install */
.landing-birch .landing-block--setup {
  padding-top: clamp(2rem, 5vh, 3rem);
}

.landing-birch .landing-block--setup.install {
  padding-bottom: clamp(4rem, 12vh, 7rem);
}

.landing-birch .install .section-head {
  display: none;
}

.landing-birch .install-progress {
  max-width: 640px;
  margin: 0 auto 1.5rem;
}

.landing-birch .install-progress-bar {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.landing-birch .install-progress-label {
  color: var(--birch-muted);
  font-size: 0.78rem;
  text-align: center;
  margin-top: 0.55rem;
}

.landing-birch .browser-tabs {
  margin: 0 auto 2rem;
}

.landing-birch .browser-tab {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--birch-line);
  color: var(--birch-muted);
}

.landing-birch .browser-tab:hover {
  color: var(--birch-cream);
  border-color: var(--line-hi);
}

.landing-birch .landing-steps {
  border: 1px solid var(--birch-line);
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.landing-birch .landing-step {
  background: transparent;
  border-right-color: var(--birch-line);
}

.landing-birch .landing-step:hover {
  background: rgba(168, 212, 180, 0.06);
}

.landing-birch .landing-step h3 {
  color: var(--birch-cream);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 0.8rem;
}

.landing-birch .landing-step p {
  color: var(--birch-muted);
}

.landing-birch .landing-step p code {
  background: rgba(0, 0, 0, 0.35);
  border-color: var(--birch-line);
  color: var(--birch-mint);
}

.landing-birch .step-tag {
  color: var(--birch-sage);
  opacity: 0.55;
  font-family: var(--font);
  font-size: 2rem;
  font-weight: 800;
}

.landing-birch .dl-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--birch-line);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.28);
}

.landing-birch .dl-meta {
  color: var(--ink-3);
}

/* FAQ */
.landing-birch .landing-block--faq {
  padding-bottom: clamp(4rem, 10vh, 6rem);
}

.landing-birch .faq-section {
  padding-top: 0;
  padding-bottom: 0;
}

.landing-birch .faq-list {
  border: 1px solid var(--birch-line);
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
}

.landing-birch .faq-item {
  border-bottom-color: var(--birch-line);
  background: transparent;
}

.landing-birch .faq-item:first-child {
  border-top: none;
}

.landing-birch .faq-a {
  color: var(--birch-muted);
  font-size: 0.88rem;
  line-height: 1.65;
}

.landing-birch .faq-icon::before,
.landing-birch .faq-icon::after {
  background: var(--birch-sage-hi);
}

.landing-birch .site-footer {
  border-top-color: var(--birch-line);
  color: var(--birch-muted);
  background: rgba(5, 8, 7, 0.92);
}

.landing-birch .footer-name {
  color: var(--birch-cream);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font);
  font-weight: 700;
}

.landing-birch .footer-domain {
  color: var(--birch-sage-hi);
}

.landing-birch .footer-socials a {
  color: rgba(200, 220, 208, 0.5);
}

.landing-birch .footer-socials a:hover {
  color: var(--birch-mint);
}

.landing-birch .cta-btn {
  background: var(--cta-bg);
  color: var(--cta-fg);
  box-shadow: 0 10px 32px var(--glow);
}

.landing-birch .cta-btn:hover {
  filter: brightness(1.05);
}

.landing-birch .lang-dropdown-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--birch-line);
  color: var(--birch-muted);
}

.landing-birch .lang-dropdown-btn:hover,
.landing-birch .lang-dropdown.is-open .lang-dropdown-btn {
  border-color: var(--line-hi);
  color: var(--birch-cream);
  background: rgba(168, 212, 180, 0.1);
}

.landing-birch .lang-dropdown-menu {
  background: rgba(12, 18, 16, 0.96);
  border: 1px solid var(--birch-line);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.landing-birch .lang-dropdown-option:hover {
  background: rgba(168, 212, 180, 0.12);
  color: var(--birch-cream);
}

.landing-birch .lang-dropdown-option.is-active {
  background: rgba(156, 196, 168, 0.22);
  color: var(--birch-mint);
}

.landing-birch .sticky-bar-inner {
  background: rgba(10, 16, 14, 0.88);
  border-color: var(--birch-line);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
}

.landing-birch .sticky-bar-name {
  color: var(--birch-cream);
}

.landing-birch .sticky-bar-meta {
  color: var(--birch-muted);
}

.landing-birch .dl-icon-box {
  background: rgba(168, 212, 180, 0.12);
  border-color: var(--birch-line);
  color: var(--birch-sage-hi);
}

.landing-birch .dl-icon-box--logo {
  padding: 0;
  overflow: hidden;
  background: transparent;
  border: none;
}

.landing-birch .dl-icon-box--logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.landing-birch .dl-name {
  color: var(--birch-cream);
}

.landing-birch .browser-tab.is-active {
  color: var(--cta-fg);
}

.landing-birch .feat-strip-num,
.landing-birch .tip-num,
.landing-birch .install-step-num {
  color: var(--birch-sage-hi);
}

.landing-birch .faq-item {
  border-color: var(--birch-line);
  background: rgba(255, 255, 255, 0.03);
}

.landing-birch .faq-q {
  color: var(--birch-cream);
}

.landing-birch .faq-item[open] .faq-q {
  color: var(--birch-mint);
}

.landing-birch .ghost-btn {
  color: var(--birch-sage-hi);
}

.landing-birch .ghost-btn:hover {
  color: var(--birch-mint);
}

.landing-birch .install-progress-fill {
  background: var(--cta-bg);
}

.landing-birch .dl-progress-bar {
  background: var(--cta-bg);
}

/* Logo easter egg modal */
.landing-birch .brand-secret {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: grid;
  place-items: center;
  padding: var(--pad);
  pointer-events: none;
}

.landing-birch .brand-secret:not([hidden]) {
  pointer-events: auto;
}

.landing-birch .brand-secret-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 8, 7, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.28s ease;
}

.landing-birch .brand-secret-panel {
  position: relative;
  width: min(420px, 100%);
  padding: 2rem 1.75rem 1.85rem;
  border-radius: 20px;
  border: 1px solid var(--birch-line);
  background: rgba(10, 16, 14, 0.94);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(168, 212, 180, 0.08);
  text-align: center;
  opacity: 0;
  transform: scale(0.94) translateY(12px);
  transition:
    opacity 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.landing-birch .brand-secret--open .brand-secret-backdrop {
  opacity: 1;
}

.landing-birch .brand-secret--open .brand-secret-panel {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.landing-birch .brand-secret-close {
  position: absolute;
  top: 0.65rem;
  right: 0.75rem;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--birch-muted);
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.landing-birch .brand-secret-close:hover {
  color: var(--birch-cream);
  background: rgba(168, 212, 180, 0.1);
}

.landing-birch .brand-secret-eyebrow {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--birch-sage-hi);
  margin-bottom: 0.75rem;
}

.landing-birch .brand-secret-title {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--birch-cream);
  margin-bottom: 1rem;
  line-height: 1.35;
}

.landing-birch .brand-secret-tg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  border-radius: 999px;
  background: var(--cta-bg);
  color: var(--cta-fg);
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  box-shadow: 0 10px 32px var(--glow);
  transition: filter 0.15s ease, transform 0.15s ease;
}

.landing-birch .brand-secret-tg:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

@media (max-width: 960px) {
  .landing-birch .topbar-nav > a:not(.pill-btn) {
    display: none;
  }

  .landing-birch .hero-h1--landing {
    font-size: 2.15rem;
  }

  .landing-birch .hero-h1--landing .h1-sub {
    letter-spacing: 0.16em;
    font-size: 0.82rem;
  }

  .landing-birch .flow-step-inner {
    grid-template-columns: 1fr;
  }

  .landing-birch .flow-viz {
    min-height: 140px;
  }

  .landing-birch .fx-reel-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .landing-birch .landing-steps {
    flex-direction: column;
  }

  .landing-birch .landing-step {
    border-right: none;
    border-bottom: 1px solid var(--birch-line);
    min-width: 100%;
  }

  .landing-birch .landing-step:last-child {
    border-bottom: none;
  }
}