/* ===== Reset & base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #08080a;
  --panel: rgba(255,255,255,0.045);
  --panel-strong: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.09);
  --border-soft: rgba(255,255,255,0.06);
  --text: #f5f5f7;
  --text-secondary: rgba(245,245,247,0.64);
  --text-tertiary: rgba(245,245,247,0.42);
  --accent-1: #6B70FA;
  --accent-2: #AB66F2;
  --gradient: linear-gradient(135deg, #6B70FA 0%, #AB66F2 100%);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
  --font-body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  --font-heading: ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Rounded", system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.85em;
  background: var(--panel-strong);
  padding: 2px 7px;
  border-radius: 6px;
  color: var(--text-secondary);
}

.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* ===== Reveal-on-scroll ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(.22,.61,.36,1), transform 0.8s cubic-bezier(.22,.61,.36,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Nav ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(8,8,10,0.72);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
}
.nav-mark { display: block; filter: brightness(0) invert(1); opacity: 0.92; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
  color: var(--text-secondary);
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  color: var(--text) !important;
  background: var(--panel-strong);
  padding: 7px 14px;
  border-radius: 100px;
  border: 1px solid var(--border);
}
.nav-cta:hover { background: var(--panel); }

@media (max-width: 720px) {
  .nav-links a:not(.nav-cta) { display: none; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: transform 0.25s cubic-bezier(.22,.61,.36,1), box-shadow 0.25s ease, background 0.2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 30px -8px rgba(139,102,242,0.55);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px -8px rgba(139,102,242,0.7);
}
.btn-secondary {
  background: var(--panel-strong);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}
.btn-lg { padding: 15px 30px; font-size: 16px; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 140px 24px 80px;
  text-align: center;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(107,112,250,0.16) 0%, rgba(171,102,242,0.08) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-content { position: relative; z-index: 1; max-width: 640px; }
.hero-mark {
  filter: brightness(0) invert(1);
  opacity: 0.95;
  margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(48px, 9vw, 84px);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 18px;
  background: linear-gradient(180deg, #fff 0%, rgba(255,255,255,0.75) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-tagline {
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 8px;
}
.hero-sub {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 34px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.hero-meta {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ===== App window mockup ===== */
.hero-mockup {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 880px;
  margin-top: 72px;
}
.app-window {
  background: linear-gradient(180deg, #131316 0%, #0d0d10 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 60px 120px -40px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.02);
}
.app-titlebar {
  height: 38px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border-soft);
}
.dot { width: 11px; height: 11px; border-radius: 50%; opacity: 0.85; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.app-body {
  display: grid;
  grid-template-columns: 240px 1fr;
  height: 420px;
}
.orb-pane {
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 45%, rgba(107,112,250,0.08), transparent 65%);
  border-right: 1px solid var(--border-soft);
}
.chat-pane {
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}
.demo-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 4px;
  animation: fade-up 0.6s ease both;
}
.demo-empty-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 22px;
  color: var(--text);
}
.demo-empty-sub { font-size: 14px; color: var(--text-tertiary); }

.app-inputbar {
  height: 46px;
  display: flex;
  align-items: center;
  padding: 0 18px;
  border-top: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.015);
  font-size: 14px;
  color: var(--text);
}
.demo-input-text { white-space: nowrap; }
.demo-caret {
  display: inline-block;
  width: 2px;
  height: 15px;
  margin-left: 2px;
  background: var(--accent-1);
  animation: caret-blink 0.9s step-end infinite;
}
@keyframes caret-blink { 50% { opacity: 0; } }

.typing-indicator {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 13px 16px;
  border-radius: 18px;
  border-bottom-left-radius: 5px;
  background: var(--panel-strong);
  border: 1px solid var(--border-soft);
  animation: fade-up 0.4s ease both;
}
.typing-indicator span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
  animation: typing-bounce 1.1s ease-in-out infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.15s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* ===== Orb ===== */
.orb {
  position: relative;
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orb-lg { width: 96px; height: 96px; }
.orb-xl { width: 180px; height: 180px; }
.orb-core {
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: var(--gradient);
  box-shadow: 0 0 40px 6px rgba(139,102,242,0.5);
  animation: orb-pulse 3.4s ease-in-out infinite;
}
.orb-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(139,102,242,0.35);
  animation: orb-ring-expand 3.4s ease-out infinite;
}
.orb-ring-2 { animation-delay: 1.1s; }
.orb-ring-3 { animation-delay: 2.2s; }

@keyframes orb-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.12); }
}
@keyframes orb-ring-expand {
  0% { transform: scale(0.7); opacity: 0.9; }
  100% { transform: scale(1.9); opacity: 0; }
}
.orb-listening .orb-core { animation-duration: 1.6s; }
.orb-listening .orb-ring { animation-duration: 1.8s; }

/* ===== Chat bubbles ===== */
.bubble {
  max-width: 86%;
  padding: 11px 16px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.45;
  animation: fade-up 0.6s ease both;
}
.bubble-user {
  align-self: flex-end;
  background: var(--gradient);
  color: #fff;
  border-bottom-right-radius: 5px;
}
.bubble-fennel {
  align-self: flex-start;
  background: var(--panel-strong);
  color: var(--text);
  border-bottom-left-radius: 5px;
  border: 1px solid var(--border-soft);
}

/* ===== Cards ===== */
.card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: var(--panel);
  border: 1px solid var(--border-soft);
  font-size: 13px;
  align-self: flex-start;
  animation: fade-up 0.6s ease both;
}
.card-icon { font-size: 18px; }
.card-icon-svg {
  width: 30px; height: 30px;
  flex-shrink: 0;
  border-radius: 9px;
  background: var(--panel-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}
.card-icon-svg svg { width: 17px; height: 17px; }
.card-title { font-weight: 600; color: var(--text); }
.card-sub { color: var(--text-tertiary); font-size: 12px; margin-top: 1px; }
.card-progress {
  margin-top: 8px;
  height: 4px;
  width: 130px;
  border-radius: 100px;
  background: rgba(255,255,255,0.08);
  overflow: hidden;
}
.card-generating .card-title,
.card-generating .card-sub {
  white-space: nowrap;
}
.card-generating .card-progress {
  margin-top: 0;
  width: 100%;
}
.card-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--gradient);
  transition: width 2.2s ease;
}

.card-image-result {
  flex-direction: column;
  align-items: stretch;
  padding: 8px;
  gap: 8px;
  width: 220px;
}
.card-generated-img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  opacity: 0;
  animation: fade-up 0.7s ease 0.1s both;
}
.card-generated-caption {
  font-size: 11.5px;
  color: var(--text-tertiary);
  padding: 0 4px 2px;
  font-style: italic;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Sections ===== */
.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 140px 24px;
}
.section-dark {
  max-width: none;
  background: radial-gradient(circle at 50% 30%, rgba(107,112,250,0.06), transparent 60%), #0b0b0d;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.section-dark > * { max-width: 1120px; margin-left: auto; margin-right: auto; }

.section-head {
  max-width: 620px;
  margin: 0 auto 56px;
  text-align: center;
}
.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 14px;
}
.section h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(30px, 4.2vw, 42px);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-lede {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ===== Settings mockup (privacy) ===== */
.settings-mock {
  max-width: 620px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 8px;
  backdrop-filter: blur(20px);
}
.settings-head {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  padding: 14px 18px 10px;
  color: var(--text-secondary);
}
.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-top: 1px solid var(--border-soft);
}
.settings-row-title { font-size: 14.5px; font-weight: 500; }
.settings-row-sub { font-size: 12.5px; color: var(--text-tertiary); margin-top: 2px; }
.settings-foot {
  padding: 16px 18px 12px;
  font-size: 12.5px;
  color: var(--text-tertiary);
  font-style: italic;
}

.pill {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  white-space: nowrap;
}
.pill-neutral { background: rgba(255,255,255,0.08); color: var(--text-secondary); }

.toggle {
  position: relative;
  width: 38px;
  height: 22px;
  border-radius: 100px;
  flex-shrink: 0;
  background: rgba(255,255,255,0.12);
  transition: background 0.2s ease;
}
.toggle::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s ease;
}
.toggle[data-on="true"] { background: var(--gradient); }
.toggle[data-on="true"]::after { transform: translateX(16px); }

/* ===== Orb showcase (voice section) ===== */
.orb-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  padding-top: 20px;
}
.waveform {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 40px;
}
.waveform span {
  width: 4px;
  border-radius: 100px;
  background: var(--gradient);
  animation: wave 1.2s ease-in-out infinite;
}
.waveform span:nth-child(1) { height: 14px; animation-delay: 0s; }
.waveform span:nth-child(2) { height: 26px; animation-delay: 0.1s; }
.waveform span:nth-child(3) { height: 38px; animation-delay: 0.2s; }
.waveform span:nth-child(4) { height: 18px; animation-delay: 0.3s; }
.waveform span:nth-child(5) { height: 32px; animation-delay: 0.4s; }
.waveform span:nth-child(6) { height: 22px; animation-delay: 0.5s; }
.waveform span:nth-child(7) { height: 36px; animation-delay: 0.6s; }
.waveform span:nth-child(8) { height: 16px; animation-delay: 0.7s; }
.waveform span:nth-child(9) { height: 24px; animation-delay: 0.8s; }
@keyframes wave {
  0%, 100% { transform: scaleY(0.5); opacity: 0.6; }
  50% { transform: scaleY(1); opacity: 1; }
}
.showcase-caption {
  max-width: 440px;
  text-align: center;
  font-size: 14px;
  color: var(--text-tertiary);
}

/* ===== Spec table (what it does) ===== */
.spec-table {
  max-width: 760px;
  margin: 0 auto 64px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.spec-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1.6fr;
  gap: 12px;
  padding: 16px 24px;
  font-size: 14px;
  border-top: 1px solid var(--border-soft);
}
.spec-row span:first-child { color: var(--text); font-weight: 500; }
.spec-row span:nth-child(2) { color: var(--text-secondary); }
.spec-row span:last-child { color: var(--text-tertiary); }
.spec-row-head {
  border-top: none;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  font-weight: 600;
  padding-bottom: 12px;
}
.spec-row-head span { color: var(--text-tertiary) !important; font-weight: 600 !important; }

@media (max-width: 640px) {
  .spec-row { grid-template-columns: 1fr; gap: 2px; }
  .spec-row span:first-child { font-weight: 700; }
}

/* ===== Tools ===== */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.tool-card {
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.tool-card:hover { border-color: var(--border); background: var(--panel-strong); }
.tool-card-head {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 14px;
  color: var(--text-secondary);
}
.tool-icon { width: 17px; height: 17px; flex-shrink: 0; opacity: 0.8; }
.tool-card ul { display: flex; flex-direction: column; gap: 8px; }
.tag {
  display: inline-block;
  white-space: nowrap;
  font-size: 10px;
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 100px;
  margin-left: 4px;
}

.card-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}
.card-standalone { min-width: 220px; min-height: 60px; }

@media (max-width: 1000px) {
  .tool-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .tool-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 460px) {
  .tool-grid { grid-template-columns: 1fr; }
}

/* ===== Model picker ===== */
.picker {
  max-width: 720px;
  margin: 0 auto 28px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 8px;
  backdrop-filter: blur(20px);
}
.picker-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
}
.picker-row-default {
  background: var(--panel-strong);
  border: 1px solid var(--border);
}
.picker-radio {
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  flex-shrink: 0;
}
.picker-radio-on {
  border-color: transparent;
  background: var(--gradient);
  position: relative;
}
.picker-radio-on::after {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: #fff;
}
.picker-info { flex: 1; min-width: 0; }
.picker-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
}
.picker-sub { font-size: 12.5px; color: var(--text-tertiary); margin-top: 2px; }
.picker-size {
  font-size: 12.5px;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.pill-default {
  background: var(--gradient);
  color: #fff;
}

.section-note {
  max-width: 640px;
  margin: 0 auto 20px;
  text-align: center;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.section-note.micro { font-size: 13px; color: var(--text-tertiary); }

/* ===== Bring-your-own MLX ===== */
.mlx-demo {
  max-width: 620px;
  margin: 36px auto 0;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 24px 26px;
}
.mlx-demo-head {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 8px;
}
.mlx-demo-copy {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.mlx-row {
  display: flex;
  gap: 10px;
}
.mlx-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: 100px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-soft);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px;
  color: var(--text-tertiary);
}
.mlx-btn {
  padding: 10px 18px;
  border-radius: 100px;
  background: var(--panel-strong);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ===== Web search steps ===== */
.steps {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.step {
  display: flex;
  gap: 18px;
  padding: 20px 4px;
  border-top: 1px solid var(--border-soft);
}
.step:first-child { border-top: none; }
.step-num {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--panel-strong);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
}
.step-title { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.step-sub { font-size: 13.5px; line-height: 1.55; color: var(--text-secondary); }

/* ===== Download ===== */
.section-download {
  max-width: none;
  background: radial-gradient(circle at 50% 20%, rgba(107,112,250,0.12), transparent 55%), #0b0b0d;
  border-top: 1px solid var(--border-soft);
  text-align: center;
  padding-top: 120px;
  padding-bottom: 120px;
}
.download-inner { max-width: 520px; margin: 0 auto; }
.download-mark { filter: brightness(0) invert(1); opacity: 0.9; margin-bottom: 18px; }
.section-download h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(30px, 4.2vw, 42px);
  margin-bottom: 10px;
}
.download-inner .section-lede { margin-bottom: 30px; }
.download-req {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-tertiary);
}
.req-list {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  font-size: 13.5px;
  color: var(--text-secondary);
}
.req-list li { padding-left: 18px; position: relative; }
.req-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--text-tertiary);
}

/* ===== Footer ===== */
.footer {
  padding: 50px 24px 60px;
  text-align: center;
}
.footer-inner { max-width: 500px; margin: 0 auto; }
.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 14px;
  opacity: 0.7;
}
.footer-brand img { filter: brightness(0) invert(1); opacity: 0.7; }
.footer-head {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 10px;
}
.footer-line {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}
.footer-line a { text-decoration: underline; text-underline-offset: 2px; color: var(--text-secondary); }
.footer-line a:hover { color: var(--text); }

/* ===== Responsive: app window ===== */
@media (max-width: 720px) {
  .app-body { grid-template-columns: 1fr; height: auto; }
  .orb-pane { border-right: none; border-bottom: 1px solid var(--border-soft); padding: 30px 0; }
  .chat-pane { height: 320px; }
  .picker-row { flex-wrap: wrap; }
  .picker-size { margin-left: 34px; }
}