:root {
  color-scheme: dark;
  --bg-1: #060a14;
  --bg-2: #0d1426;
  --bg-3: #182338;
  --ink-1: #f4f7fb;
  --ink-2: rgba(244, 247, 251, 0.78);
  --ink-3: rgba(244, 247, 251, 0.48);
  --card: rgba(12, 19, 36, 0.82);
  --card-soft: rgba(255, 255, 255, 0.05);
  --card-edge: rgba(255, 255, 255, 0.08);
  --accent-1: #82f2ca;
  --accent-2: #ffcb6b;
  --accent-3: #82a8ff;
  --danger: #ff8d7d;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.42);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --font-display: "Avenir Next Condensed", "Arial Narrow", "Trebuchet MS",
    sans-serif;
  --font-body: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", "Menlo", monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100svh;
  overflow-x: hidden;
  font-family: var(--font-body);
  color: var(--ink-1);
  background:
    radial-gradient(circle at top left, rgba(130, 168, 255, 0.22), transparent 28%),
    radial-gradient(circle at top right, rgba(130, 242, 202, 0.16), transparent 32%),
    linear-gradient(180deg, #060a14 0%, #0b1222 44%, #040710 100%);
}

button,
input {
  font: inherit;
}

button {
  appearance: none;
  border: 0;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.ambient-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.68;
  animation: float 18s ease-in-out infinite;
}

.ambient-orb-a {
  top: -5%;
  left: -8%;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(130, 242, 202, 0.42), transparent 70%);
}

.ambient-orb-b {
  right: -12%;
  top: 26%;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(130, 168, 255, 0.38), transparent 70%);
  animation-delay: -8s;
}

.ambient-grid {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 100% 128px, 128px 100%;
  mask-image: linear-gradient(180deg, transparent 0%, black 18%, black 82%, transparent 100%);
}

.shell {
  position: relative;
  z-index: 1;
  width: min(100%, 490px);
  margin: 0 auto;
  padding:
    calc(20px + env(safe-area-inset-top))
    18px
    calc(28px + env(safe-area-inset-bottom));
}

.topbar,
.card-head,
.settings-head,
.sheet-head,
.identity,
.activity-row,
.inline-actions {
  display: flex;
  align-items: center;
}

.topbar,
.card-head,
.settings-head,
.sheet-head,
.activity-row,
.inline-actions {
  justify-content: space-between;
}

.topbar {
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  font-stretch: condensed;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.5rem);
}

h2 {
  font-size: clamp(2rem, 6vw, 2.6rem);
  line-height: 0.94;
  max-width: 11ch;
}

h3 {
  font-size: 1.36rem;
}

.card,
.sheet-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--card-edge);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.card + .card {
  margin-top: 14px;
}

.hero-card,
.status-card,
.unlock-card,
.auth-card,
.dashboard-card {
  padding: 20px;
}

.hero-card {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.hero-copy p:not(.eyebrow),
.section-copy,
.pin-label {
  margin: 12px 0 0;
  line-height: 1.55;
  color: var(--ink-2);
}

.hero-stack {
  display: grid;
  gap: 10px;
  align-content: center;
}

.card-chip,
.balance-card,
.metric,
.info-tile,
.activity-card,
.settings-card,
.panel,
.pin-panel {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--card-soft);
}

.card-chip {
  padding: 16px;
}

.card-chip span,
.metric span,
.info-tile span,
.balance-card span {
  display: block;
  color: var(--ink-3);
  font-size: 0.82rem;
}

.card-chip strong,
.metric strong,
.info-tile strong {
  display: block;
  margin-top: 8px;
  font-size: 1rem;
}

.card-chip-main {
  background:
    linear-gradient(135deg, rgba(130, 242, 202, 0.12), rgba(130, 168, 255, 0.1)),
    var(--card-soft);
}

.badge,
.mini-pill {
  padding: 8px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge {
  color: #081122;
  background: linear-gradient(135deg, var(--accent-1), #c7ffea);
}

.mini-pill {
  color: var(--ink-2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
}

.accent {
  color: #081122;
  background: linear-gradient(135deg, var(--accent-1), #c7ffea);
  border-color: transparent;
}

.metric-grid,
.info-grid,
.button-stack,
.form-grid {
  display: grid;
  gap: 12px;
}

.metric-grid,
.info-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 16px;
}

.metric,
.info-tile,
.panel,
.pin-panel {
  padding: 14px;
}

.metric small,
.balance-card small {
  display: block;
  margin-top: 8px;
  color: var(--ink-3);
  line-height: 1.45;
}

.unlock-card .identity {
  margin-top: 16px;
  gap: 8px;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(130, 168, 255, 0.1), rgba(130, 242, 202, 0.08)),
    rgba(255, 255, 255, 0.04);
}

.identity strong,
.identity span {
  display: block;
}

.identity span {
  color: var(--ink-3);
  font-size: 0.92rem;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 12px;
}

.tab {
  min-height: 48px;
  border-radius: 16px;
  color: var(--ink-2);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.tab.is-active {
  color: #081122;
  background: linear-gradient(135deg, var(--accent-2), #ffe2a7);
}

.panel[hidden] {
  display: none;
}

.field {
  display: grid;
  gap: 9px;
}

.field span {
  color: var(--ink-3);
  font-size: 0.92rem;
}

.field input {
  width: 100%;
  min-height: 54px;
  padding: 0 16px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--ink-1);
  background: rgba(255, 255, 255, 0.05);
  outline: none;
}

.field input:focus {
  border-color: rgba(130, 242, 202, 0.68);
}

.button,
.text-button,
.key,
.length-button {
  cursor: pointer;
}

.button {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border-radius: 18px;
  font-weight: 700;
  transition: transform 160ms ease, opacity 160ms ease, box-shadow 160ms ease;
}

.button-primary {
  color: #081122;
  background: linear-gradient(135deg, var(--accent-1), #c7ffea);
  box-shadow: 0 16px 42px rgba(130, 242, 202, 0.24);
}

.button-secondary {
  color: var(--ink-1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    rgba(16, 26, 49, 0.72);
}

.button-ghost {
  color: var(--ink-2);
  background: transparent;
  border: 1px dashed rgba(255, 255, 255, 0.16);
}

.button:disabled,
.tab:disabled,
.key:disabled,
.length-button:disabled,
.text-button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.button:not(:disabled):active,
.key:not(:disabled):active,
.text-button:not(:disabled):active,
.length-button:not(:disabled):active {
  transform: translateY(1px) scale(0.995);
}

.balance-card,
.activity-card,
.settings-card {
  margin-top: 16px;
  padding: 16px;
}

.balance-card strong {
  display: block;
  margin-top: 10px;
  font-size: clamp(2rem, 7vw, 2.6rem);
  letter-spacing: -0.03em;
}

.info-tile-wide {
  grid-column: 1 / -1;
}

.activity-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.activity-row + .activity-row {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.activity-row span {
  color: var(--ink-2);
}

.settings-head {
  margin-bottom: 12px;
}

.pin-panel {
  margin-top: 16px;
  text-align: center;
}

.pin-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  min-height: 18px;
  margin-top: 14px;
}

.pin-dots span {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: transparent;
}

.pin-dots span.is-filled {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent-2), var(--accent-1));
  box-shadow: 0 0 18px rgba(130, 242, 202, 0.18);
}

.keypad {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.key,
.length-button {
  min-height: 58px;
  border-radius: 20px;
  color: var(--ink-1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04)),
    rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 700;
}

.key-soft {
  color: var(--ink-2);
  font-size: 0.94rem;
}

.inline-actions {
  margin-top: 14px;
}

.text-button {
  padding: 6px 2px;
  color: var(--accent-1);
  background: transparent;
  font-weight: 700;
}

.sheet {
  position: fixed;
  inset: 0;
  z-index: 8;
}

.sheet[hidden] {
  display: none;
}

.sheet-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 4, 10, 0.6);
  backdrop-filter: blur(12px);
}

.sheet-card {
  position: absolute;
  left: 50%;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  width: min(calc(100% - 36px), 460px);
  transform: translateX(-50%);
  padding: 20px;
}

.pin-length-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.length-button.is-active {
  color: #081122;
  background: linear-gradient(135deg, var(--accent-2), #ffe2a7);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 9;
  width: min(calc(100% - 32px), 420px);
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  background: rgba(4, 10, 24, 0.94);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
  text-align: center;
  line-height: 1.4;
  transform: translate(-50%, 120%);
  opacity: 0;
  transition: transform 180ms ease, opacity 180ms ease;
}

.toast.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

@keyframes float {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(12px, -16px, 0) scale(1.06);
  }
}

@media (max-width: 390px) {
  .hero-card {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}