/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* surfaces */
  --bg: #08090c;
  --bg2: #0c1016;
  --panel: #0e131b;
  --elev: #141b26;
  --elev2: #1a2330;
  --inset: #0a0e14;
  /* hairlines */
  --line: rgba(255, 255, 255, 0.09);
  --line2: rgba(255, 255, 255, 0.055);
  /* ink */
  --ink: #f5f4f0;
  --ink2: rgba(245, 244, 240, 0.64);
  --ink3: rgba(245, 244, 240, 0.4);
  /* brand + signal */
  --accent: #2f7df6;
  --electric: #36d8ff;
  --good: #2fb6c4;
  --amber: #b59969;
  --red: #bf6582;
  /* soft tints */
  --accent-soft: rgba(47, 125, 246, 0.14);
  --electric-soft: rgba(54, 216, 255, 0.12);
  --good-soft: rgba(47, 182, 196, 0.14);
  --amber-soft: rgba(181, 153, 105, 0.15);
  --grid: rgba(54, 216, 255, 0.05);
  /* type */
  --font-display: "DM Serif Display", Georgia, serif;
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --track-eyebrow: 0.16em;
  --track-label: 0.1em;
  /* spacing */
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 22px;
  --space-6: 30px;
  /* radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 999px;
  /* elevation + motion */
  --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.22);
  --shadow-panel: 0 30px 70px rgba(0, 0, 0, 0.25);
  --glow-accent: 0 8px 24px var(--accent-soft);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 0.15s;
  --dur-enter: 0.4s;
}

/* light theme — applied by data-theme="light" on <html> */
[data-theme="light"] {
  --bg: #e9e5dc;
  --bg2: #f1eee7;
  --panel: #f6f3ec;
  --elev: #ffffff;
  --elev2: #fbfaf5;
  --inset: #eceadf;
  --line: rgba(13, 17, 23, 0.13);
  --line2: rgba(13, 17, 23, 0.07);
  --ink: #0f141b;
  --ink2: rgba(15, 20, 27, 0.66);
  --ink3: rgba(15, 20, 27, 0.42);
  --accent: #1f5fd0;
  --electric: #0a93c0;
  --good: #0e8fa0;
  --amber: #927645;
  --red: #aa4d68;
  --accent-soft: rgba(31, 95, 208, 0.1);
  --electric-soft: rgba(10, 147, 192, 0.1);
  --good-soft: rgba(14, 143, 160, 0.11);
  --amber-soft: rgba(146, 118, 69, 0.12);
  --grid: rgba(31, 95, 208, 0.06);
}

/* ---------- 2. BASE ---------- */
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--accent);
}
a:hover {
  color: var(--electric);
}
img {
  max-width: 100%;
}

.wrap {
  max-width: 1240px;
  margin: 0 auto;
}

@keyframes zfade {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes zpulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.75);
  }
}

/* ---------- 3. HEADER / NAV ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  flex-wrap: wrap;
  padding: 12px clamp(16px, 4vw, 48px);
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.logo img {
  height: 54px;
  width: auto;
  display: block;
}
.logo .logo-light {
  display: none;
}
[data-theme="light"] .logo .logo-dark {
  display: none;
}
[data-theme="light"] .logo .logo-light {
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 26px);
  flex-wrap: wrap;
}
.nav a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: var(--ink2);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}
.nav a:hover {
  color: var(--accent);
}
.theme-toggle {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--ink2);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 34px;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0 9px;
}
.nav-burger i {
  display: block;
  height: 1.5px;
  background: var(--ink2);
  border-radius: 2px;
  transition: all var(--dur-fast) var(--ease);
}
.nav-burger[aria-expanded="true"] i:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-burger[aria-expanded="true"] i:nth-child(2) {
  opacity: 0;
}
.nav-burger[aria-expanded="true"] i:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ---------- 4. BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 14px;
  padding: 13px 24px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--glow-accent);
}
.btn-primary:hover {
  color: #fff;
  filter: brightness(1.08);
}
.btn-ghost {
  background: var(--elev);
  color: var(--ink2);
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--ink);
}
.btn-sm {
  font-size: 13px;
  padding: 10px 18px;
}

.store-btns {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.store-btn {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 156px;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 11px 16px;
  text-decoration: none;
  transition: all var(--dur-fast) var(--ease);
}
.store-btn:hover {
  border-color: var(--accent);
  background: var(--elev2);
}
.store-btn small {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--ink3);
}
.store-btn strong {
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
}

/* ---------- 5. SECTION SCAFFOLD ---------- */
.sec {
  padding: clamp(56px, 7vw, 96px) clamp(16px, 4vw, 48px);
}
.sec-bg {
  background: var(--bg);
}
.sec-bg2 {
  background: var(--bg2);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-4);
}
.eyebrow::before {
  content: "";
  display: block;
  width: 30px;
  height: 1px;
  background: var(--accent);
}
.eyebrow.center {
  justify-content: center;
}

.stitle {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  font-weight: 400;
  margin: 0 0 var(--space-4);
}
.stitle em,
.accent {
  font-style: italic;
  color: var(--accent);
}
.h3 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 42px);
  line-height: 1.12;
  font-weight: 400;
  margin: 0 0 var(--space-5);
}
.lead {
  font-size: 16px;
  color: var(--ink2);
  max-width: 62ch;
  line-height: 1.8;
  font-weight: 300;
  margin: 0;
  text-wrap: pretty;
}
.lead + .lead {
  margin-top: var(--space-4);
}
.lead.center {
  margin: 0 auto;
}

.grid {
  display: grid;
  gap: var(--space-4);
  margin-top: clamp(32px, 4vw, 56px);
}
.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(min(290px, 100%), 1fr));
}
.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
}
.grid-5 {
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
  gap: var(--space-3);
}
.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
}
.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(330px, 100%), 1fr));
  gap: clamp(28px, 4vw, 60px);
  align-items: center;
  margin-top: clamp(32px, 4vw, 56px);
}

/* ---------- 6. HERO ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 8vw, 104px) clamp(16px, 4vw, 48px) clamp(48px, 6vw, 84px);
  background:
    radial-gradient(
      ellipse 60% 55% at 78% 32%,
      var(--accent-soft) 0%,
      transparent 62%
    ),
    linear-gradient(175deg, var(--bg) 0%, var(--bg2) 100%);
}
.grid-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(
    ellipse 90% 80% at 80% 20%,
    black 0%,
    transparent 70%
  );
  mask-image: radial-gradient(
    ellipse 90% 80% at 80% 20%,
    black 0%,
    transparent 70%
  );
}
.hero-inner {
  position: relative;
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(330px, 100%), 1fr));
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero-copy {
  animation: zfade var(--dur-enter) var(--ease) both;
}
.badge-live {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--electric);
  border: 1px solid var(--line);
  background: var(--electric-soft);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  margin-bottom: var(--space-5);
}
.dot-live {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--good);
  animation: zpulse 2s var(--ease) infinite;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 400;
  margin: 0 0 6px;
}
.hero-sub {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(22px, 3vw, 34px);
  color: var(--accent);
  line-height: 1;
  margin: 0 0 var(--space-5);
}
.hero-lead {
  font-size: 17px;
  color: var(--ink2);
  line-height: 1.8;
  font-weight: 300;
  max-width: 54ch;
  margin: 0 0 var(--space-6);
  text-wrap: pretty;
}
.hero-acts {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

/* ---------- 7. PHONE MOCKUP ---------- */
.phone {
  width: 100%;
  max-width: 340px;
  margin: 0 auto;
  animation: zfade var(--dur-enter) 0.12s var(--ease) both;
}
.phone-frame {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 36px;
  padding: 14px;
  box-shadow: var(--shadow-panel);
}
.phone-notch {
  width: 78px;
  height: 22px;
  background: var(--inset);
  border-radius: var(--radius-pill);
  margin: 0 auto 10px;
}
.phone-screen {
  background: var(--bg);
  border: 1px solid var(--line2);
  border-radius: 24px;
  overflow: hidden;
}
.phone-status {
  display: flex;
  justify-content: space-between;
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink3);
}
.phone-head {
  padding: 0 14px 12px;
  border-bottom: 1px solid var(--line2);
}
.mono-xs {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--ink3);
}
.phone-name {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.2;
  margin-top: 2px;
}
.phone-meta {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--good);
  margin-top: 4px;
}
.phone-score {
  margin: 14px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  border-radius: var(--radius-md);
  padding: 15px;
}
.phone-score .label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
}
.phone-score .value {
  font-family: var(--font-display);
  font-size: 42px;
  line-height: 1;
  margin: 5px 0;
}
.phone-score .value span {
  font-size: 19px;
  color: var(--ink3);
}
.phone-score .trend {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--good);
  letter-spacing: 0.04em;
}
.phone-vitals {
  margin: 0 14px 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.vital {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px;
}
.vital .k {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink3);
}
.vital .v {
  font-weight: 600;
  font-size: 15px;
  margin: 3px 0;
}
.vital .v span {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink3);
  margin-left: 3px;
}
.vital .t {
  font-family: var(--font-mono);
  font-size: 9px;
}
.t-good {
  color: var(--good);
}
.t-watch {
  color: var(--amber);
}
.phone-chart {
  margin: 0 14px 14px;
}
.phone-chart .head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.phone-chart .head span:first-child {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink2);
  letter-spacing: 0.06em;
}
.tag-period {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 34%, transparent);
  border-radius: var(--radius-xs);
  padding: 2px 6px;
}
.phone-alert {
  margin: 0 14px 14px;
  background: var(--good-soft);
  border: 1px solid color-mix(in srgb, var(--good) 28%, transparent);
  border-radius: var(--radius-sm);
  padding: 11px;
  display: flex;
  gap: 9px;
  align-items: flex-start;
  font-size: 11.5px;
  color: var(--ink2);
  line-height: 1.5;
}
.phone-alert strong {
  color: var(--good);
}
.phone-nav {
  display: flex;
  justify-content: space-around;
  padding: 11px 12px;
  border-top: 1px solid var(--line2);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--ink3);
}
.phone-nav .on {
  color: var(--accent);
}

/* ---------- 8. OVERVIEW BAND ---------- */
.band {
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px clamp(16px, 4vw, 48px);
}
.band-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(210px, 100%), 1fr));
  gap: var(--space-5);
}
.band-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.icon-box {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
}
.band-item strong {
  display: block;
  font-weight: 600;
  font-size: 14px;
}
.band-item span {
  display: flex;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: var(--ink3);
}

/* ---------- 9. CARDS ---------- */
.card {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
}
.card-hi {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  box-shadow: none;
}
.card h4 {
  font-weight: 600;
  font-size: 15px;
  margin: 0;
}
.card .sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink3);
  margin-top: 2px;
}
.card-hi .sub {
  color: var(--accent);
}
.card p {
  font-size: 13px;
  color: var(--ink2);
  line-height: 1.65;
  margin: 12px 0 0;
}
.flow-arrow {
  text-align: center;
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink3);
}

.feat {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all var(--dur-fast) var(--ease);
}
.feat:hover {
  border-color: var(--accent);
  background: var(--elev2);
}
.feat .num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--track-eyebrow);
  color: var(--accent);
}
.feat h3 {
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.2;
  font-weight: 400;
  margin: 0;
}
.feat p {
  font-size: 13.5px;
  color: var(--ink2);
  line-height: 1.7;
  margin: 0;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}
.chip {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--ink3);
  background: var(--inset);
  border-radius: var(--radius-pill);
  padding: 4px 9px;
}

.step {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.step .n {
  font-family: var(--font-mono);
  font-size: 34px;
  color: var(--accent-soft);
  line-height: 1;
}
.step h3 {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.2;
  font-weight: 400;
  margin: 14px 0 8px;
}
.step p {
  font-size: 13px;
  color: var(--ink2);
  line-height: 1.65;
  margin: 0;
}

.priv {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.priv h3 {
  font-weight: 600;
  font-size: 15.5px;
  margin: 0 0 8px;
}
.priv p {
  font-size: 13.5px;
  color: var(--ink2);
  line-height: 1.7;
  margin: 0;
}

/* ---------- 10. TRAJECTORY PANEL ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}
.panel-hairline {
  height: 1px;
  background: var(--electric);
  opacity: 0.5;
}
.panel-head {
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.panel-head .t {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
}
.panel-head .p {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink3);
}
.panel-body {
  padding: 22px;
}
.bio + .bio {
  margin-top: var(--space-5);
}
.bio .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.bio .name {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink2);
  letter-spacing: 0.06em;
}
.bio .val {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
}
.bar {
  height: 4px;
  background: var(--inset);
  border-radius: var(--radius-pill);
  overflow: hidden;
}
.bar > i {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
}
.bio .pts {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink3);
}

/* ---------- 11. SPEC TABLES ---------- */
.spec {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.spec h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-4);
  font-weight: 500;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line2);
}
.spec-row:last-child {
  border-bottom: none;
}
.spec-row .k {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink3);
  letter-spacing: 0.06em;
}
.spec-row .v {
  font-size: 13.5px;
  color: var(--ink2);
  text-align: right;
}
.spec-row .v small {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink3);
}

/* ---------- 12. DOWNLOAD ---------- */
.download {
  position: relative;
  overflow: hidden;
  padding: clamp(64px, 9vw, 120px) clamp(16px, 4vw, 48px);
  text-align: center;
  background:
    radial-gradient(
      ellipse 70% 60% at 50% 40%,
      var(--accent-soft) 0%,
      transparent 65%
    ),
    var(--bg);
}
.download .grid-overlay {
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(
    ellipse at center,
    black 30%,
    transparent 70%
  );
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.download-inner {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}
.download .acts {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-6);
}
.fineprint {
  margin-top: var(--space-5);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink3);
  letter-spacing: 0.06em;
}

/* ---------- 13. FOOTER ---------- */
.site-footer {
  background: var(--panel);
  border-top: 1px solid var(--line);
  padding: clamp(40px, 5vw, 64px) clamp(16px, 4vw, 48px) var(--space-5);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  gap: var(--space-6);
}
.site-footer h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-4);
  font-weight: 500;
}
.site-footer p {
  font-size: 13px;
  color: var(--ink2);
  line-height: 1.7;
  margin: 0 0 var(--space-3);
}
.site-footer .muted {
  color: var(--ink3);
  margin-bottom: 6px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-links a {
  font-size: 13px;
  color: var(--ink2);
  text-decoration: none;
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-logo {
  margin-bottom: var(--space-4);
}
.footer-logo img {
  height: 62px;
  width: auto;
  display: block;
}
.footer-logo .logo-light {
  display: none;
}
[data-theme="light"] .footer-logo .logo-dark {
  display: none;
}
[data-theme="light"] .footer-logo .logo-light {
  display: block;
}
.socials {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: var(--space-4);
}
.socials a {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--ink3);
  transition: all var(--dur-fast) var(--ease);
}
.socials a:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.regs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-4);
}
.reg {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink3);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
}
.legal {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink3);
  line-height: 1.7;
  letter-spacing: 0.04em;
}
.legal span {
  max-width: 60ch;
}

/* ---------- 14. RESPONSIVE ---------- */
@media (max-width: 1080px) {
  .nav {
    gap: 14px;
  }
  .nav a {
    font-size: 10px;
  }
}

/* tablet + phone: collapse the nav behind the burger */
@media (max-width: 900px) {
  .site-header {
    padding: 10px clamp(14px, 4vw, 32px);
    gap: var(--space-3);
  }
  .logo img {
    height: 44px;
  }
  .nav-burger {
    display: flex;
  }
  .nav {
    display: none;
    order: 3;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-2) 0 var(--space-3);
    border-top: 1px solid var(--line);
  }
  .nav.open {
    display: flex;
  }
  .nav a {
    font-size: 12px;
    padding: 12px 2px;
    border-bottom: 1px solid var(--line2);
  }
  .nav .btn {
    justify-content: center;
    margin-top: var(--space-3);
    border-bottom: none;
  }
  .nav .theme-toggle {
    align-self: flex-start;
    margin-top: var(--space-3);
  }
}

@media (max-width: 700px) {
  .hero {
    padding-top: clamp(36px, 8vw, 64px);
  }
  .hero-inner {
    gap: 34px;
  }
  .hero h1 {
    font-size: clamp(44px, 14vw, 64px);
  }
  .hero-lead {
    font-size: 15.5px;
  }
  .hero-acts {
    gap: var(--space-2);
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .nav .btn {
    width: 100%;
  }
  .store-btns {
    flex-direction: column;
  }
  .store-btn {
    min-width: 0;
    width: 100%;
  }
  .sec {
    padding: 52px clamp(14px, 4vw, 32px);
  }
  .lead {
    font-size: 15.5px;
  }
  .grid,
  .split {
    margin-top: 28px;
  }
  .feat {
    padding: var(--space-5);
  }
  .panel-body {
    padding: 16px;
  }
  .bio .name,
  .bio .val {
    font-size: 10px;
  }
  .bio .pts {
    font-size: 8px;
  }
  .spec-row {
    flex-direction: column;
    gap: 2px;
  }
  .spec-row .v {
    text-align: left;
  }
  .download {
    padding: 56px clamp(14px, 4vw, 32px);
  }
  .download .acts {
    flex-direction: column;
  }
  .site-footer {
    padding: 40px clamp(14px, 4vw, 32px) var(--space-5);
  }
  .footer-grid {
    gap: var(--space-6);
  }
  .legal {
    flex-direction: column;
  }
}

@media (max-width: 400px) {
  .phone-vitals {
    grid-template-columns: 1fr;
  }
  .phone-nav {
    font-size: 8px;
  }
  .band-item {
    align-items: flex-start;
  }
}
