/* ================================================================
   Fingerinth — Landing Page
   Pure CSS. System font stack only. No external requests.
   Mobile-first; breakpoints at 640px and 1024px.
   ================================================================ */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: ui-rounded, "SF Pro Rounded", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-weight: 600;
  color: #0f0a18;
  background: #f6f2fb;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

:root {
  /* Brand palette */
  --violet: #6b3df5;
  --violet-deep: #4318d1;
  --lavender: #b69cff;
  --pink: #ff8ed1;
  --pink-warm: #ff6fa8;
  --bg: #f6f2fb;
  --bg-soft: #ece4f8;
  --ink: #0f0a18;
  --ink-2: #2a2140;
  --ink-3: #5b5071;
  --ink-4: #8c83a0;
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-bg-strong: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.85);
  --glass-border-soft: rgba(255, 255, 255, 0.5);
  --glass-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 1px 2px rgba(20, 8, 50, 0.06),
    0 18px 40px -18px rgba(40, 12, 90, 0.25);

  /* Layout */
  --page-pad: 20px;
  --max-w: 1120px;
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 28px;
  --radius-xl: 36px;
}

@media (min-width: 640px) { :root { --page-pad: 32px; } }
@media (min-width: 1024px) { :root { --page-pad: 48px; } }

/* ---------- Brand gradient text helper ---------- */
.brand-gradient {
  background: linear-gradient(115deg, #6b3df5 0%, #9d7bff 35%, #c79bff 62%, #ff8ed1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ================================================================
   STICKY TOP BAR
   ================================================================ */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  padding: 10px var(--page-pad);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 280ms ease, transform 280ms ease;
}
.topbar.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px 10px 18px;
  background: rgba(246, 242, 251, 0.62);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  border: 1px solid var(--glass-border-soft);
  border-radius: 999px;
  box-shadow: var(--glass-shadow);
}
.topbar-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: 17px;
}
.topbar-finger {
  display: inline-block;
  font-size: 18px;
  transform: rotate(-18deg);
}
.topbar-word {
  background: linear-gradient(115deg, #6b3df5 0%, #c79bff 60%, #ff8ed1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.topbar-cta {
  display: inline-flex;
  align-items: center;
  font-weight: 700;
  font-size: 14px;
  padding: 9px 16px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(115deg, #6b3df5 0%, #ff8ed1 100%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.4) inset,
    0 8px 22px -10px rgba(107, 61, 245, 0.6);
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.topbar-cta:hover {
  transform: scale(1.04);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.45) inset,
    0 12px 30px -10px rgba(107, 61, 245, 0.7);
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 110px var(--page-pad) 80px;
  overflow: hidden;
  isolation: isolate;
}

/* Mesh gradient backdrop (Lissajous drifting blobs) */
.mesh {
  position: absolute;
  inset: -10% -10% -10% -10%;
  z-index: -1;
  background:
    radial-gradient(120% 100% at 10% 0%, #efe6ff 0%, transparent 60%),
    linear-gradient(180deg, #f3ecff 0%, #fbe8f3 65%, #ffe4ee 100%);
  filter: saturate(115%);
}
.mesh-blob {
  position: absolute;
  width: 60vmax;
  height: 60vmax;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.85;
  will-change: transform;
  transition: transform 0.6s linear;
}
.mesh-blob--1 { top: -22%; left: -18%; background: radial-gradient(circle, #a07bff 0%, rgba(160, 123, 255, 0) 62%); }
.mesh-blob--2 { top: -10%; right: -22%; background: radial-gradient(circle, #ff9ed5 0%, rgba(255, 158, 213, 0) 62%); }
.mesh-blob--3 { bottom: -28%; left: 12%; background: radial-gradient(circle, #c7a3ff 0%, rgba(199, 163, 255, 0) 62%); }
.mesh-blob--4 { bottom: -20%; right: -10%; background: radial-gradient(circle, #ffb4b4 0%, rgba(255, 180, 180, 0) 62%); }
.mesh-blob--5 { top: 30%; left: 30%; width: 40vmax; height: 40vmax; background: radial-gradient(circle, #d9c4ff 0%, rgba(217, 196, 255, 0) 60%); opacity: 0.7; }

.mesh-grain {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(rgba(20, 8, 50, 0.05) 1px, transparent 1px);
  background-size: 3px 3px;
  mix-blend-mode: multiply;
  opacity: 0.35;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  width: 100%;
  max-width: 880px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

/* Wordmark */
.wordmark {
  margin: 0;
  display: inline-flex;
  align-items: baseline;
  gap: 0.1em;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.25;
  font-size: clamp(64px, 14vw, 168px);
  padding: 0.05em 0.05em 0.2em;
  overflow: visible;
}
.wordmark-text {
  display: inline-block;
  padding-bottom: 0.1em;
  margin-bottom: -0.1em;
}
.wordmark-finger {
  display: inline-block;
  font-size: 0.85em;
  transform: rotate(-18deg) translateY(0);
  transform-origin: 50% 70%;
  animation: bob 0.9s ease-in-out infinite alternate;
  filter: drop-shadow(0 12px 22px rgba(107, 61, 245, 0.18));
}
@keyframes bob {
  from { transform: rotate(-18deg) translateY(-4%); }
  to   { transform: rotate(-18deg) translateY(6%); }
}
.wordmark-text {
  background: linear-gradient(115deg, #6b3df5 0%, #9d7bff 35%, #c79bff 60%, #ff8ed1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 8px 24px rgba(107, 61, 245, 0.18));
}

.tagline {
  margin: 6px 0 0;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(22px, 3.4vw, 36px);
  color: var(--ink);
  text-wrap: balance;
}
.subtagline {
  margin: 0;
  font-weight: 600;
  font-size: clamp(15px, 1.8vw, 19px);
  color: var(--ink-3);
  max-width: 36ch;
  text-wrap: pretty;
}

.hero-cta-row {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

/* App Store badge (Apple-style, greyed) */
.appstore-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px 12px 18px;
  background: #1c1c1e;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  opacity: 0.55;
  filter: saturate(80%);
  transition: opacity 200ms ease, transform 200ms ease, filter 200ms ease;
  pointer-events: none; /* greyed — visually indicates "soon" */
  user-select: none;
}
.appstore-apple {
  width: 26px;
  height: 26px;
  color: #fff;
}
.appstore-badge-text {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.05;
  text-align: left;
}
.appstore-badge-pre {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  opacity: 0.85;
}
.appstore-badge-store {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* Notify form */
.notify {
  margin-top: 18px;
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.notify-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.notify-row {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 6px 6px 18px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  box-shadow: var(--glass-shadow);
  transition: box-shadow 220ms ease, transform 220ms ease;
}
.notify-row:focus-within {
  box-shadow:
    0 0 0 4px rgba(107, 61, 245, 0.18),
    var(--glass-shadow);
}
.notify-input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font: inherit;
  font-weight: 600;
  color: var(--ink);
  padding: 12px 4px;
  outline: none;
}
.notify-input::placeholder { color: var(--ink-4); font-weight: 500; }
.notify-input.is-invalid {
  animation: shake 0.4s ease;
  color: #d23a6f;
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(2px); }
}
.notify-button {
  position: relative;
  padding: 12px 22px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  background: linear-gradient(115deg, #6b3df5 0%, #ff8ed1 100%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.4) inset,
    0 8px 22px -10px rgba(107, 61, 245, 0.6);
  transition: transform 200ms ease, box-shadow 200ms ease;
  white-space: nowrap;
}
.notify-button:hover {
  transform: scale(1.04);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.45) inset,
    0 14px 32px -10px rgba(107, 61, 245, 0.7);
}
.notify-button-done { display: none; }
.notify.is-done .notify-button {
  background: rgba(20, 12, 40, 0.85);
  cursor: default;
  transform: none;
}
.notify.is-done .notify-button-label { display: none; }
.notify.is-done .notify-button-done { display: inline; }
.notify.is-done .notify-input::placeholder { opacity: 0.6; }
.notify-note {
  margin: 2px 0 0;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-4);
}

/* Scroll hint */
.scroll-hint {
  margin-top: 28px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-4);
}
.scroll-hint-line {
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, rgba(20, 8, 50, 0.05), rgba(20, 8, 50, 0.5));
  animation: scroll-pulse 1.8s ease-in-out infinite;
  transform-origin: top;
}
@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; }
  50%      { transform: scaleY(1);   opacity: 1;   }
}

/* ================================================================
   SHARED: section-head + glass card primitives
   ================================================================ */
section {
  position: relative;
  padding: 100px var(--page-pad);
  max-width: var(--max-w);
  margin: 0 auto;
}
@media (max-width: 640px) {
  section { padding: 72px var(--page-pad); }
}
.section-head {
  text-align: center;
  margin-bottom: 44px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}
.eyebrow {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--violet);
}
.section-title {
  margin: 0;
  font-weight: 900;
  letter-spacing: -0.025em;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.02;
  color: var(--ink);
  text-wrap: balance;
}
.section-sub {
  margin: 0;
  font-weight: 600;
  font-size: clamp(15px, 1.7vw, 18px);
  color: var(--ink-3);
  max-width: 44ch;
}

/* ================================================================
   PHONES (What it feels like)
   ================================================================ */
.phones {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  justify-items: center;
}
@media (min-width: 640px) {
  .phones {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: end;
  }
}
.phone {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  width: 100%;
  max-width: 260px;
}
.phone-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 19.5;
  padding: 10px;
  background: linear-gradient(160deg, #2a2140 0%, #0f0a18 100%);
  border-radius: 42px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.06) inset,
    0 30px 60px -28px rgba(20, 8, 50, 0.45),
    0 12px 24px -14px rgba(20, 8, 50, 0.35);
}
.phone-notch {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 78px;
  height: 22px;
  border-radius: 999px;
  background: #050208;
  z-index: 2;
}
.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-screen--classic {
  background:
    radial-gradient(120% 90% at 80% 10%, #ffd7ec 0%, transparent 60%),
    radial-gradient(100% 80% at 10% 90%, #d4c4ff 0%, transparent 60%),
    linear-gradient(180deg, #f3ecff 0%, #fbe8f3 100%);
}
.phone-screen--neon {
  background:
    radial-gradient(120% 90% at 80% 0%, #2a0e5a 0%, transparent 60%),
    radial-gradient(100% 80% at 0% 100%, #0a8aa3 0%, transparent 60%),
    linear-gradient(180deg, #08051f 0%, #0a0530 100%);
}
.phone-screen--forest {
  background:
    radial-gradient(120% 90% at 80% 10%, #d8c79a 0%, transparent 60%),
    radial-gradient(100% 80% at 10% 90%, #6b8a5a 0%, transparent 60%),
    linear-gradient(180deg, #cfc098 0%, #8e9c6a 100%);
}
.phone-placeholder {
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(20, 8, 50, 0.5);
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px dashed rgba(20, 8, 50, 0.25);
  backdrop-filter: blur(6px);
}
.phone-screen--neon .phone-placeholder {
  color: rgba(180, 230, 255, 0.7);
  background: rgba(10, 5, 40, 0.5);
  border-color: rgba(180, 230, 255, 0.3);
}
.phone-screen--forest .phone-placeholder {
  color: rgba(40, 30, 10, 0.7);
  background: rgba(245, 240, 220, 0.6);
  border-color: rgba(60, 50, 20, 0.3);
}

.phone-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
  padding: 10px 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-soft);
  border-radius: 16px;
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  box-shadow: var(--glass-shadow);
}
.phone-caption-emoji { font-size: 20px; line-height: 1; }
.phone-caption-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.phone-caption-text strong {
  font-weight: 800;
  font-size: 14.5px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.phone-caption-text span {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-3);
}

/* ================================================================
   FEATURES GRID
   ================================================================ */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 640px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}
@media (min-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
}
.feature-card {
  position: relative;
  min-height: 140px;
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-soft);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  box-shadow: var(--glass-shadow);
  transition: transform 240ms ease, box-shadow 240ms ease;
}
.feature-card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 1px 2px rgba(20, 8, 50, 0.06),
    0 28px 50px -18px rgba(40, 12, 90, 0.32);
}
.feature-emoji {
  font-size: 26px;
  line-height: 1;
  margin-bottom: 4px;
  filter: drop-shadow(0 4px 10px rgba(20, 8, 50, 0.12));
}
.feature-title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-wrap: balance;
}
.feature-desc {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-3);
  line-height: 1.4;
}

/* ================================================================
   THEMES (full-width stacked glass cards)
   ================================================================ */
.theme-stack {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.theme-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-soft);
  border-radius: var(--radius-xl);
  overflow: hidden;
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  box-shadow: var(--glass-shadow);
}
@media (min-width: 640px) {
  .theme-card { grid-template-columns: 1.05fr 1fr; }
  .theme-card:nth-child(even) { grid-template-columns: 1fr 1.05fr; }
  .theme-card:nth-child(even) .theme-image { order: 2; }
}
.theme-image {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
@media (min-width: 640px) {
  .theme-image { min-height: 360px; }
}
.theme-image--classic {
  background:
    radial-gradient(110% 80% at 80% 10%, #ffd7ec 0%, transparent 60%),
    radial-gradient(100% 80% at 10% 90%, #d4c4ff 0%, transparent 60%),
    linear-gradient(180deg, #f3ecff 0%, #fbe8f3 100%);
}
.theme-image--neon {
  background:
    radial-gradient(120% 90% at 80% 0%, #3a1080 0%, transparent 60%),
    radial-gradient(100% 80% at 0% 100%, #16b5d8 0%, transparent 60%),
    linear-gradient(180deg, #07051c 0%, #0e0838 100%);
}
.theme-image--neon .phone-placeholder {
  color: rgba(180, 230, 255, 0.85);
  background: rgba(10, 5, 40, 0.4);
  border-color: rgba(180, 230, 255, 0.35);
}
.theme-image--forest {
  background:
    radial-gradient(120% 90% at 80% 10%, #e6d4a4 0%, transparent 60%),
    radial-gradient(100% 80% at 10% 90%, #7a9a64 0%, transparent 60%),
    linear-gradient(180deg, #d6c79c 0%, #93a26e 100%);
}
.theme-image--forest .phone-placeholder {
  color: rgba(40, 30, 10, 0.75);
  background: rgba(245, 240, 220, 0.6);
  border-color: rgba(60, 50, 20, 0.3);
}

.theme-body {
  padding: 28px 26px 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  justify-content: center;
}
@media (min-width: 640px) { .theme-body { padding: 40px 44px; } }
.theme-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.theme-emoji { font-size: 28px; line-height: 1; }
.theme-name {
  margin: 0;
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 900;
  letter-spacing: -0.025em;
  color: var(--ink);
}
.theme-count {
  margin-left: auto;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 5px 10px;
  background: rgba(20, 8, 50, 0.06);
  border-radius: 999px;
}
.theme-desc {
  margin: 0;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink-2);
  line-height: 1.45;
  text-wrap: pretty;
}
.theme-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.theme-chip {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--glass-border-soft);
  color: var(--ink-2);
}
.theme-arrow {
  font-size: 12px;
  font-weight: 800;
  color: var(--ink-4);
}
.theme-meta-label {
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-4);
}
.theme-meta-value {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink-2);
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--glass-border-soft);
  border-radius: 999px;
}

/* ================================================================
   HOW TO PLAY
   ================================================================ */
.howto-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 640px) { .howto-list { grid-template-columns: repeat(2, 1fr); gap: 14px; } }
@media (min-width: 1024px) { .howto-list { grid-template-columns: repeat(4, 1fr); gap: 14px; } }
.howto-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-soft);
  border-radius: 18px;
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  box-shadow: var(--glass-shadow);
}
.howto-num {
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--violet);
  padding: 4px 8px;
  background: rgba(107, 61, 245, 0.1);
  border-radius: 8px;
}
.howto-emoji { font-size: 20px; line-height: 1; }
.howto-text {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.3;
}

/* ================================================================
   ABOUT
   ================================================================ */
.about { padding-top: 60px; padding-bottom: 60px; }
.about-card {
  padding: 28px 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-soft);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  box-shadow: var(--glass-shadow);
  text-align: center;
}
.about-text {
  margin: 0;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink-2);
  line-height: 1.55;
  max-width: 60ch;
  margin-inline: auto;
  text-wrap: pretty;
}
.about-text strong { font-weight: 800; color: var(--ink); }

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 30px var(--page-pad) 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}
.footer-links {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-2);
}
.footer-links a {
  padding: 4px 6px;
  border-radius: 6px;
  transition: color 180ms ease, background 180ms ease;
}
.footer-links a:hover { color: var(--violet); background: rgba(107, 61, 245, 0.08); }
.footer-dot { color: var(--ink-4); }
.footer-copy {
  margin: 0;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-4);
}

/* ================================================================
   Reduced motion
   ================================================================ */
@media (prefers-reduced-motion: reduce) {
  .wordmark-finger, .scroll-hint-line { animation: none; }
  .mesh-blob { transition: none; }
  * { scroll-behavior: auto !important; }
}

.phone-img, .theme-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}