/* ===========================
   PARATON — Crystal Liquid Glass
   Telegram Mini App Wallet
   Optimized for Samsung S25 (360x780)
   =========================== */

:root {
  --bg-primary: #F3F6F8;
  --bg-secondary: #E9EEF2;
  --surface-solid: #FAFBFC;
  --divider: #DCE3E9;

  --text-primary: #0B1220;
  --text-secondary: #415063;
  --text-tertiary: #6B7A8E;
  --text-inverse: #FFFFFF;

  --accent: #8FD9E8;
  --accent-2: #C2B8FF;

  --success: #3CCB7F;
  --warning: #F2B84B;
  --danger: #F25C5C;

  --glass-tint: rgba(255, 255, 255, 0.45);
  --glass-border: rgba(255, 255, 255, 0.35);
  --glass-highlight: rgba(255, 255, 255, 0.40);
  --glass-shadow: rgba(0, 0, 0, 0.06);

  --blur: 18px;
  --blur-strong: 24px;

  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 20px;
  --r-xl: 24px;

  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 40px;

  --e1: 0 6px 18px rgba(0, 0, 0, 0.06);
  --e2: 0 10px 30px rgba(0, 0, 0, 0.07);
  --e3: 0 16px 48px rgba(0, 0, 0, 0.08);

  --fast: 160ms;
  --base: 260ms;
  --slow: 650ms;
  --ease: cubic-bezier(0.2, 0.9, 0.2, 1);

  /* Safe areas: Telegram UI (close/menu buttons) + system (notch/island) */
  --tg-safe-top: var(--tg-safe-area-inset-top, 0px);
  --tg-safe-bottom: var(--tg-safe-area-inset-bottom, 0px);
  --tg-content-top: var(--tg-content-safe-area-inset-top, 0px);
  --tg-content-bottom: var(--tg-content-safe-area-inset-bottom, 0px);
  /* System env safe areas (Android nav bar, iOS home indicator) */
  --env-safe-top: env(safe-area-inset-top, 0px);
  --env-safe-bottom: env(safe-area-inset-bottom, 0px);
  /* Combined: Telegram safe area + system env safe area */
  --safe-top: calc(var(--tg-safe-top) + var(--tg-content-top) + var(--env-safe-top));
  --safe-bottom: calc(var(--tg-safe-bottom) + var(--tg-content-bottom) + var(--env-safe-bottom));
}

html[data-theme="dark"] {
  --bg-primary: #0E141B;
  --bg-secondary: #121C26;
  --surface-solid: #0F1821;
  --divider: rgba(255, 255, 255, 0.10);
  --text-primary: #EAF2FF;
  --text-secondary: #A8B7CC;
  --text-tertiary: #7E8EA6;
  --glass-tint: rgba(16, 26, 36, 0.52);
  --glass-border: rgba(255, 255, 255, 0.14);
  --glass-highlight: rgba(255, 255, 255, 0.10);
  --glass-shadow: rgba(0, 0, 0, 0.40);
  --e1: 0 10px 30px rgba(0, 0, 0, 0.45);
  --e2: 0 16px 48px rgba(0, 0, 0, 0.55);
  --e3: 0 24px 70px rgba(0, 0, 0, 0.60);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body {
  font-family: -apple-system, system-ui, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}
::selection { background: rgba(143, 217, 232, 0.35); }

/* ====== BG LAYERS ====== */
.bg-layer {
  position: fixed; inset: 0; z-index: -3;
  background:
    radial-gradient(600px 400px at 20% 8%, rgba(143, 217, 232, 0.28), transparent 55%),
    radial-gradient(500px 350px at 82% 12%, rgba(194, 184, 255, 0.18), transparent 55%),
    radial-gradient(400px 300px at 50% 92%, rgba(111, 209, 194, 0.12), transparent 60%),
    linear-gradient(180deg, var(--bg-primary), var(--bg-secondary));
  filter: saturate(1.02);
}
.lattice-layer {
  position: fixed; inset: -40px; z-index: -2; opacity: 0.30; pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.08) 0 1px, transparent 1px 64px),
    linear-gradient(45deg, rgba(255,255,255,0.06) 0 1px, transparent 1px 74px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.03) 0 1px, transparent 1px 56px);
  transform: rotate(-2deg); mix-blend-mode: overlay;
}
.noise-layer {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

/* ====== GLASS ====== */
.glass {
  background: var(--glass-tint);
  border: 1px solid var(--glass-border);
  box-shadow: var(--e2), inset 0 1px 0 var(--glass-highlight);
  -webkit-backdrop-filter: blur(var(--blur));
  backdrop-filter: blur(var(--blur));
}
.glass-strong {
  background: var(--glass-tint);
  border: 1px solid var(--glass-border);
  box-shadow: var(--e3), inset 0 1px 0 var(--glass-highlight);
  -webkit-backdrop-filter: blur(var(--blur-strong));
  backdrop-filter: blur(var(--blur-strong));
}

/* ====== LOCK SCREEN ====== */
.lock-screen {
  position: fixed; inset: 0; z-index: 50;
  background: var(--bg-primary);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.3s var(--ease);
}
.lock-screen--hidden {
  opacity: 0; pointer-events: none;
}
.lock-screen__brand {
  font-size: 28px; font-weight: 700; letter-spacing: -0.5px;
  color: var(--text-primary); opacity: 0.7;
}

/* ====== APP SHELL ====== */
#app {
  height: 100%; display: flex; flex-direction: column; overflow: hidden;
}

/* ====== TOP BAR ====== */
.top-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px var(--s-4);
  padding-top: calc(var(--safe-top) + 12px);
  flex-shrink: 0;
}
.top-bar__brand { font-size: 17px; font-weight: 700; letter-spacing: -0.3px; }
.top-bar__accounts {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 12px; border-radius: 999px;
  background: var(--glass-tint); border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: var(--e1), inset 0 1px 0 var(--glass-highlight);
  font-size: 13px; font-weight: 600; color: var(--text-secondary); cursor: pointer;
  transition: transform var(--fast) var(--ease);
}
.top-bar__accounts:active { transform: scale(0.96); }
.top-bar__accounts svg { width: 14px; height: 14px; opacity: 0.7; }

/* ====== CONTENT ====== */
.content {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  -webkit-overflow-scrolling: touch; padding-bottom: calc(72px + var(--safe-bottom));
}
.content::-webkit-scrollbar { width: 0; }

/* ====== BALANCE ====== */
.balance { text-align: center; padding: var(--s-4) var(--s-4) var(--s-2); }
.balance__amount {
  font-size: 44px; font-weight: 700; letter-spacing: -1.5px; line-height: 1; margin-bottom: 4px;
}
.balance__dollar { font-size: 26px; font-weight: 600; opacity: 0.6; vertical-align: top; margin-right: 2px; }
.balance__cents { font-size: 26px; font-weight: 600; opacity: 0.5; }
.balance__address {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-secondary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  padding: 3px 10px; margin: 4px auto 2px;
  border-radius: 20px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.10);
  cursor: pointer; user-select: none;
  transition: background var(--base) var(--ease);
}
.balance__address:empty { display: none; }
.balance__address:active { background: rgba(255,255,255,0.16); }
.balance__address svg { width: 12px; height: 12px; opacity: 0.5; }
.balance__subtitle { font-size: 13px; color: var(--text-tertiary); }

/* ====== SEND SCREEN ====== */
.send-form { display: flex; flex-direction: column; gap: var(--s-3); }
.send-input-group { display: flex; flex-direction: column; gap: 4px; }
.send-label { font-size: 12px; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.5px; }
.send-input {
  width: 100%; padding: 12px var(--s-3);
  border-radius: var(--r-sm); border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.10);
  color: var(--text-primary); font-size: 15px; outline: none;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  transition: border-color var(--base) var(--ease);
}
.send-input:focus { border-color: rgba(143,217,232,0.65); }
.send-input::placeholder { color: var(--text-tertiary); }
.send-max {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  font-size: 12px; color: var(--accent); cursor: pointer;
  background: none; border: none; font-weight: 600;
}
.send-amount-wrap { position: relative; }
.send-network {
  display: flex; align-items: center; gap: 8px;
  padding: 10px var(--s-3); border-radius: var(--r-sm);
  background: rgba(255,255,255,0.08); font-size: 13px; color: var(--text-secondary);
}

/* ====== RECEIVE SCREEN ====== */
.receive-card {
  display: flex; flex-direction: column; align-items: center; gap: var(--s-3);
  padding: var(--s-4) var(--s-4);
}
.receive-qr {
  width: 200px; height: 200px;
  border-radius: var(--r-lg); overflow: hidden;
  background: white; padding: 12px;
  display: flex; align-items: center; justify-content: center;
}
.receive-qr canvas, .receive-qr img { width: 100%; height: 100%; }
.receive-network {
  font-size: 13px; color: var(--text-secondary);
  display: flex; align-items: center; gap: 6px;
}
.receive-address {
  word-break: break-all; text-align: center;
  font-size: 13px; color: var(--text-primary); line-height: 1.5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  padding: 10px var(--s-3); border-radius: var(--r-sm);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.10);
  width: 100%;
}
.receive-actions {
  display: flex; gap: var(--s-3); width: 100%;
}
.receive-actions .btn { flex: 1; }

/* ====== CHAIN SELECTOR ====== */
.chain-selector {
  display: flex; align-items: center; gap: 0;
  margin: var(--s-3) var(--s-5) var(--s-2);
  padding: 3px; border-radius: 999px;
  background: var(--glass-tint); border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: inset 0 1px 0 var(--glass-highlight);
  position: relative;
}
.chain-selector__track {
  position: absolute; top: 3px; bottom: 3px; left: 3px;
  width: calc(33.333% - 2px);
  border-radius: 999px;
  background:
    radial-gradient(80px 40px at 30% 20%, rgba(255,255,255,0.50), transparent 60%),
    linear-gradient(135deg, rgba(143,217,232,0.20), rgba(255,255,255,0.08));
  border: 1px solid rgba(255,255,255,0.28);
  box-shadow: var(--e1), inset 0 1px 0 rgba(255,255,255,0.35);
  transition: transform var(--base) var(--ease);
  z-index: 0;
}
html[data-theme="dark"] .chain-selector__track {
  background:
    radial-gradient(80px 40px at 30% 20%, rgba(255,255,255,0.08), transparent 60%),
    linear-gradient(135deg, rgba(143,217,232,0.12), rgba(255,255,255,0.04));
  border-color: rgba(255,255,255,0.14);
  box-shadow: var(--e1), inset 0 1px 0 rgba(255,255,255,0.08);
}
.chain-selector__track[data-pos="0"] { transform: translateX(0); }
.chain-selector__track[data-pos="1"] { transform: translateX(100%); }
.chain-selector__track[data-pos="2"] { transform: translateX(200%); }

.chain-tab {
  flex: 1; position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 0; border-radius: 999px;
  border: none; background: none; cursor: pointer;
  font-size: 12px; font-weight: 600;
  color: var(--text-tertiary);
  transition: color var(--base) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.chain-tab--active { color: var(--text-primary); }
.chain-tab__dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.chain-tab__dot--btc { background: #F7931A; }
.chain-tab__dot--ton { background: #0098EA; }
.chain-tab__dot--trx { background: #EF0027; }

/* ====== ACTIONS ====== */
.actions {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--s-2); padding: var(--s-3) var(--s-5);
}
.action-btn {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  border: none; background: none; cursor: pointer; color: var(--text-primary);
  -webkit-tap-highlight-color: transparent;
}
.action-btn__icon {
  width: 48px; height: 48px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(70px 50px at 25% 20%, rgba(255,255,255,0.50), transparent 60%),
    linear-gradient(135deg, rgba(143,217,232,0.15), rgba(255,255,255,0.06));
  border: 1px solid rgba(255,255,255,0.28);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: var(--e1), inset 0 1px 0 rgba(255,255,255,0.38);
  transition: transform var(--fast) var(--ease);
}
html[data-theme="dark"] .action-btn__icon {
  background:
    radial-gradient(70px 50px at 25% 20%, rgba(255,255,255,0.08), transparent 60%),
    linear-gradient(135deg, rgba(143,217,232,0.10), rgba(255,255,255,0.03));
  border-color: rgba(255,255,255,0.14);
  box-shadow: var(--e1), inset 0 1px 0 rgba(255,255,255,0.10);
}
.action-btn__icon svg { width: 20px; height: 20px; }
.action-btn:active .action-btn__icon { transform: scale(0.90); }
.action-btn__label { font-size: 11px; font-weight: 500; color: var(--text-secondary); }

/* ====== TOKEN LIST ====== */
.token-list { padding: var(--s-2) var(--s-4) 0; }
.token-list__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--s-1) var(--s-2);
}
.token-list__title { font-size: 14px; font-weight: 650; letter-spacing: -0.2px; }
.token-list__manage {
  font-size: 12px; color: var(--text-tertiary); background: none; border: none; cursor: pointer; padding: 4px 8px;
}
.token-item {
  display: flex; align-items: center; gap: var(--s-3);
  padding: 10px var(--s-3); border-radius: var(--r-md);
  border: 1px solid transparent;
  transition: background var(--base) var(--ease), border-color var(--base) var(--ease);
  cursor: pointer;
}
.token-item:active {
  background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.16);
}
html[data-theme="dark"] .token-item:active {
  background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.10);
}

.token-item__icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
}
.token-item__icon svg { width: 100%; height: 100%; display: block; }

.token-item__info { flex: 1; min-width: 0; }
.token-item__name { font-size: 14px; font-weight: 600; letter-spacing: -0.1px; }
.token-item__network { font-size: 11px; color: var(--text-tertiary); margin-top: 2px; }
.token-item__values { text-align: right; flex-shrink: 0; }
.token-item__balance { font-size: 14px; font-weight: 600; letter-spacing: -0.2px; }
.token-item__usd { font-size: 11px; color: var(--text-tertiary); margin-top: 2px; }

/* ====== BOTTOM NAV ====== */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 20;
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 2px var(--s-3) 4px;
  padding-bottom: calc(var(--safe-bottom) + 4px);
  background: var(--glass-tint); border-top: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur-strong)); backdrop-filter: blur(var(--blur-strong));
}

/* Glass lens — moves behind active tab */
.bottom-nav__lens {
  position: absolute;
  height: 44px;
  top: 4px;
  border-radius: var(--r-md);
  background:
    radial-gradient(60px 40px at 30% 20%, rgba(255,255,255,0.55), transparent 65%),
    linear-gradient(135deg, rgba(143,217,232,0.18), rgba(255,255,255,0.08));
  border: 1px solid rgba(255,255,255,0.30);
  box-shadow:
    var(--e1),
    inset 0 1px 0 rgba(255,255,255,0.40),
    0 0 12px rgba(143,217,232,0.08);
  -webkit-backdrop-filter: blur(var(--blur));
  backdrop-filter: blur(var(--blur));
  pointer-events: none;
  z-index: 0;
  /* No CSS transition — animated via JS left/right */
  will-change: left, right;
}
html[data-theme="dark"] .bottom-nav__lens {
  background:
    radial-gradient(60px 40px at 30% 20%, rgba(255,255,255,0.08), transparent 65%),
    linear-gradient(135deg, rgba(143,217,232,0.12), rgba(255,255,255,0.03));
  border-color: rgba(255,255,255,0.14);
  box-shadow:
    var(--e1),
    inset 0 1px 0 rgba(255,255,255,0.08),
    0 0 16px rgba(143,217,232,0.06);
}

.nav-item {
  display: flex; flex-direction: column; align-items: center; gap: 1px;
  padding: 6px 0 2px;
  border: none; background: none; cursor: pointer;
  color: var(--text-tertiary);
  position: relative; z-index: 1;
  -webkit-tap-highlight-color: transparent;
  transition: color 0.35s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.nav-item--active { color: var(--text-primary); }

.nav-item svg {
  width: 22px; height: 22px;
  transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.2, 1);
}

/* Active icon scales up slightly — "magnified" by the glass lens */
.nav-item--active svg {
  transform: scale(1.12);
}

/* Subtle bounce on tap */
.nav-item:active svg {
  transform: scale(0.85);
  transition-duration: 0.1s;
}

.nav-item__label {
  font-size: 10px; font-weight: 600; letter-spacing: 0.1px;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  opacity: 0.7;
}
.nav-item--active .nav-item__label {
  opacity: 1;
}

/* Remove old dot, use lens instead */
.nav-item__dot { display: none; }

/* ====== PAGES ====== */
.page { display: none; }
.page--active { display: block; }

/* ====== EMPTY STATE ====== */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: var(--s-7) var(--s-5); padding-top: 60px; text-align: center;
}
.empty-state__icon {
  width: 48px; height: 48px; padding: var(--s-3);
  border-radius: var(--r-md); margin-bottom: var(--s-4);
  background: var(--glass-tint); border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: var(--e1), inset 0 1px 0 var(--glass-highlight);
  color: var(--text-tertiary);
}
.empty-state__icon svg { width: 100%; height: 100%; }
.empty-state__title { font-size: 16px; font-weight: 650; margin-bottom: var(--s-2); }
.empty-state__text { font-size: 13px; color: var(--text-tertiary); line-height: 1.5; max-width: 260px; }

/* ====== FULLSCREEN OVERLAY (onboarding) ====== */
.screen-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: var(--bg-primary);
  display: flex; flex-direction: column;
  opacity: 0; pointer-events: none;
  transition: opacity var(--base) var(--ease);
}
.screen-overlay--active { opacity: 1; pointer-events: auto; }
.screen-overlay .bg-layer,
.screen-overlay .lattice-layer,
.screen-overlay .noise-layer { position: absolute; }

/* Screen header */
.screen-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px var(--s-4);
  padding-top: calc(var(--safe-top) + 12px);
  flex-shrink: 0; position: relative; z-index: 2;
}
.screen-header__back {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--r-sm);
  border: none; background: var(--glass-tint);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: var(--e1), inset 0 1px 0 var(--glass-highlight);
  cursor: pointer; color: var(--text-primary);
  transition: transform var(--fast) var(--ease);
}
.screen-header__back:active { transform: scale(0.90); }
.screen-header__back svg { width: 18px; height: 18px; }
.screen-header__title {
  font-size: 15px; font-weight: 650; letter-spacing: -0.2px;
  position: absolute; left: 50%; transform: translateX(-50%);
}
.screen-header__spacer { width: 36px; }

/* Screen body */
.screen-body {
  flex: 1; display: flex; flex-direction: column;
  padding: 0 var(--s-5);
  padding-bottom: calc(var(--safe-bottom) + var(--s-4));
  position: relative; z-index: 2;
  overflow-y: auto;
}

/* ====== BUTTONS ====== */
.btn {
  height: 48px; width: 100%; padding: 0 var(--s-5);
  border-radius: var(--r-md); border: 1px solid transparent;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  cursor: pointer; font-size: 15px; font-weight: 600; letter-spacing: -0.1px;
  transition: transform var(--fast) var(--ease), box-shadow var(--base) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: translateY(1px) scale(0.98); }
.btn--primary {
  background:
    radial-gradient(200px 100px at 20% 20%, rgba(255,255,255,0.50), transparent 60%),
    linear-gradient(135deg, rgba(143,217,232,0.25), rgba(255,255,255,0.10));
  border-color: rgba(255,255,255,0.28); color: var(--text-primary);
  box-shadow: var(--e2), inset 0 1px 0 rgba(255,255,255,0.40);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
}
html[data-theme="dark"] .btn--primary {
  background:
    radial-gradient(200px 100px at 20% 20%, rgba(255,255,255,0.08), transparent 60%),
    linear-gradient(135deg, rgba(143,217,232,0.18), rgba(255,255,255,0.04));
  border-color: rgba(255,255,255,0.16);
  box-shadow: var(--e2), inset 0 1px 0 rgba(255,255,255,0.10);
}
.btn--secondary {
  background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.18);
  color: var(--text-primary);
  box-shadow: var(--e1), inset 0 1px 0 rgba(255,255,255,0.28);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
}
html[data-theme="dark"] .btn--secondary {
  background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.10);
}
/* Danger button — glass style with red accent, not dark/gloomy */
.btn--danger {
  background:
    radial-gradient(200px 100px at 20% 20%, rgba(255,255,255,0.35), transparent 60%),
    linear-gradient(135deg, rgba(242,88,92,0.18), rgba(255,255,255,0.08));
  border-color: rgba(242,88,92,0.30);
  color: var(--danger);
  box-shadow: var(--e2), inset 0 1px 0 rgba(255,255,255,0.30);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  font-weight: 650;
}
html[data-theme="dark"] .btn--danger {
  background:
    radial-gradient(200px 100px at 20% 20%, rgba(255,255,255,0.06), transparent 60%),
    linear-gradient(135deg, rgba(242,88,92,0.15), rgba(255,255,255,0.03));
  border-color: rgba(242,88,92,0.25);
  box-shadow: var(--e2), inset 0 1px 0 rgba(255,255,255,0.08);
}
.btn--sm { height: 40px; font-size: 14px; }
.btn + .btn { margin-top: var(--s-3); }

/* ====== WELCOME SCREEN ====== */
.welcome-logo {
  width: 72px; height: 72px; border-radius: var(--r-xl);
  margin: 0 auto var(--s-4);
  position: relative; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.30);
  box-shadow: var(--e2), inset 0 1px 0 rgba(255,255,255,0.35);
  background:
    radial-gradient(20px 20px at 30% 30%, rgba(255,255,255,0.8), transparent 60%),
    radial-gradient(30px 30px at 75% 25%, rgba(143,217,232,0.75), transparent 65%),
    radial-gradient(35px 35px at 60% 85%, rgba(194,184,255,0.55), transparent 70%),
    linear-gradient(135deg, rgba(255,255,255,0.25), rgba(255,255,255,0.02));
}
.welcome-title {
  font-size: 28px; font-weight: 700; letter-spacing: -0.8px;
  text-align: center; margin-bottom: var(--s-2);
}
.welcome-text {
  font-size: 14px; color: var(--text-secondary); text-align: center;
  line-height: 1.5; margin-bottom: var(--s-6);
}

/* ====== PIN PAD ====== */
.pin-dots {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  margin: var(--s-5) 0;
}
.pin-dot {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid var(--text-tertiary);
  transition: background var(--fast) var(--ease), border-color var(--fast) var(--ease), transform var(--fast) var(--ease);
}
.pin-dot--filled {
  background: var(--accent); border-color: var(--accent);
  transform: scale(1.1);
}
.pin-dot--error {
  background: var(--danger); border-color: var(--danger);
  animation: pinShake 0.4s var(--ease);
}
@keyframes pinShake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.pin-title {
  font-size: 18px; font-weight: 650; text-align: center;
  letter-spacing: -0.3px; margin-bottom: var(--s-1);
}
.pin-subtitle {
  font-size: 13px; color: var(--text-tertiary); text-align: center;
}

.pin-pad {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--s-3); padding: 0 var(--s-4);
  margin-top: auto; margin-bottom: 0;
  width: 100%;
}
.pin-key {
  height: 56px; border-radius: var(--r-md); border: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 600; cursor: pointer;
  color: var(--text-primary);
  background: var(--glass-tint); border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: inset 0 1px 0 var(--glass-highlight);
  transition: transform var(--fast) var(--ease), background var(--fast) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.pin-key:active { transform: scale(0.93); background: rgba(143,217,232,0.15); }
.pin-key--empty { background: transparent; border: none; box-shadow: none; }
.pin-key--empty:active { transform: none; background: transparent; }
.pin-key svg { width: 24px; height: 24px; }

/* ====== BIOMETRICS SCREEN ====== */
.bio-icon {
  width: 80px; height: 80px; margin: var(--s-5) auto;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-xl);
  background: var(--glass-tint); border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: var(--e2), inset 0 1px 0 var(--glass-highlight);
  color: var(--text-primary);
}
.bio-icon svg { width: 40px; height: 40px; }

/* ====== SEED PHRASE (2 columns) ====== */
.seed-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(12, auto); grid-auto-flow: column;
  gap: 6px 10px;
  margin-bottom: var(--s-4);
}
.seed-word {
  display: flex; align-items: center; gap: 0;
  font-size: 13px; padding: 7px 8px;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.14);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}
html[data-theme="dark"] .seed-word {
  background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.08);
}
.seed-word__num {
  color: var(--text-tertiary); font-size: 10px; width: 20px; flex-shrink: 0;
  text-align: right; margin-right: 6px;
}

.seed-warning {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 10px 12px; border-radius: var(--r-sm);
  background: rgba(242,88,92,0.08); border: 1px solid rgba(242,88,92,0.15);
  margin-bottom: var(--s-4); font-size: 12px; color: var(--text-secondary); line-height: 1.4;
}
.seed-warning svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px; color: var(--danger); }

/* ====== IMPORT SEED ====== */
.import-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(12, auto); grid-auto-flow: column;
  gap: 6px 10px; margin-bottom: var(--s-3);
  overflow-y: auto; max-height: calc(100vh - 280px);
  padding-right: 2px;
}
.import-word {
  display: flex; align-items: center;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.14);
  transition: border-color var(--base) var(--ease), box-shadow var(--base) var(--ease);
  position: relative;
}
html[data-theme="dark"] .import-word {
  background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.08);
}
.import-word--focus {
  border-color: rgba(143,217,232,0.65);
  box-shadow: 0 0 0 3px rgba(143,217,232,0.10);
}
.import-word--valid {
  border-color: rgba(60,203,127,0.45);
}
.import-word--error {
  border-color: rgba(242,88,92,0.65);
  box-shadow: 0 0 0 3px rgba(242,88,92,0.08);
}
.import-word__num {
  color: var(--text-tertiary); font-size: 10px; width: 20px; flex-shrink: 0;
  text-align: right; margin-left: 6px; margin-right: 2px;
  pointer-events: none; user-select: none;
}
.import-word__input {
  flex: 1; border: none; background: transparent; outline: none;
  color: var(--text-primary); font-size: 13px; padding: 7px 8px 7px 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  width: 0; min-width: 0;
}
.import-word__input::placeholder { color: var(--text-tertiary); opacity: 0.5; }

/* Import word count */
.import-count {
  font-size: 12px; color: var(--text-tertiary); text-align: right;
  margin-bottom: var(--s-3);
}

/* Suggest row — fixed above keyboard */
.import-suggest-row {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 110;
  display: none; align-items: center; gap: 8px;
  padding: 8px 12px;
  padding-bottom: calc(8px + var(--safe-bottom));
  background: var(--glass-tint);
  border-top: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur-strong)); backdrop-filter: blur(var(--blur-strong));
  overflow-x: auto; overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.import-suggest-row::-webkit-scrollbar { display: none; }
.import-suggest-row--visible { display: flex; }
.import-suggest-row__chip {
  flex-shrink: 0;
  padding: 7px 16px;
  border-radius: var(--r-pill);
  background: rgba(143,217,232,0.15);
  border: 1px solid rgba(143,217,232,0.30);
  color: var(--text-primary); font-size: 14px; font-weight: 600;
  white-space: nowrap; cursor: pointer;
  transition: background var(--fast) var(--ease), transform var(--fast) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.import-suggest-row__chip:active {
  background: rgba(143,217,232,0.35);
  transform: scale(0.95);
}
html[data-theme="dark"] .import-suggest-row__chip {
  background: rgba(143,217,232,0.12);
  border-color: rgba(143,217,232,0.22);
}

/* Abort confirmation modal */
.abort-modal {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.18);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
html[data-theme="dark"] .abort-modal {
  background: rgba(14,20,27,0.55);
}
.abort-modal--open { opacity: 1; pointer-events: auto; }
.abort-modal__card {
  width: min(320px, calc(100% - 32px));
  padding: var(--s-5); border-radius: var(--r-xl);
  background: var(--glass-tint);
  -webkit-backdrop-filter: blur(var(--blur-strong)); backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--glass-border);
  box-shadow: var(--e3), inset 0 1px 0 var(--glass-highlight);
  text-align: center;
}
.abort-modal__title {
  font-size: 17px; font-weight: 650; margin-bottom: var(--s-2);
  color: var(--danger);
}
.abort-modal__text {
  font-size: 13px; color: var(--text-secondary); line-height: 1.5; margin-bottom: var(--s-5);
}

/* ====== TOAST — side tag (slides from right edge like clothing label) ====== */
.toast {
  position: fixed; right: 0; top: calc(var(--safe-top) + 56px);
  transform: translateX(100%);
  padding: 10px 14px 10px 12px;
  border-radius: var(--r-md) 0 0 var(--r-md);
  display: flex; align-items: center; gap: 8px;
  max-width: 280px;
  background: var(--glass-tint);
  -webkit-backdrop-filter: blur(var(--blur-strong)); backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--glass-border);
  border-right: none;
  box-shadow: -2px 2px 12px rgba(0,0,0,0.08), inset 0 1px 0 var(--glass-highlight);
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s var(--ease), transform 0.35s cubic-bezier(0.2, 0.9, 0.2, 1);
  z-index: 200;
}
.toast--show {
  opacity: 1; pointer-events: auto;
  transform: translateX(0);
}
.toast__bar {
  width: 3px; height: 16px; border-radius: 999px; flex-shrink: 0;
  background: var(--accent);
}
.toast__text { font-size: 12px; font-weight: 500; color: var(--text-secondary); line-height: 1.3; }

/* ====== SETTINGS ====== */
.settings-page { padding: var(--s-3) var(--s-4) var(--s-6); }
.settings-section {
  margin-bottom: var(--s-4);
}
.settings-section__title {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--text-tertiary);
  padding: 0 var(--s-2) var(--s-2);
}
.settings-card {
  border-radius: var(--r-lg);
  background: var(--glass-tint);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur)); backdrop-filter: blur(var(--blur));
  box-shadow: var(--e1), inset 0 1px 0 var(--glass-highlight);
  overflow: hidden;
}
.settings-item {
  display: flex; align-items: center; gap: var(--s-3);
  padding: 13px var(--s-4);
  cursor: pointer; user-select: none;
  transition: background var(--fast) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.settings-item:active { background: rgba(255,255,255,0.08); }
html[data-theme="dark"] .settings-item:active { background: rgba(255,255,255,0.04); }
.settings-item + .settings-item {
  border-top: 1px solid rgba(255,255,255,0.08);
}
html[data-theme="dark"] .settings-item + .settings-item {
  border-top-color: rgba(255,255,255,0.06);
}
.settings-item__icon {
  width: 32px; height: 32px; border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  background: rgba(143,217,232,0.12);
  color: var(--accent);
}
.settings-item__icon--cyan { background: rgba(143,217,232,0.12); color: var(--accent); }
.settings-item__icon--green { background: rgba(60,203,127,0.12); color: var(--success); }
.settings-item__icon--red { background: rgba(242,88,92,0.12); color: var(--danger); }
.settings-item__icon--purple { background: rgba(194,184,255,0.12); color: var(--accent-2); }
.settings-item__icon svg { width: 18px; height: 18px; }
.settings-item__content { flex: 1; min-width: 0; }
.settings-item__label { font-size: 14px; font-weight: 500; }
.settings-item__desc { font-size: 11px; color: var(--text-tertiary); margin-top: 1px; }
.settings-item__right {
  flex-shrink: 0; display: flex; align-items: center; gap: 6px;
  color: var(--text-tertiary); font-size: 13px;
}
.settings-item__right svg { width: 16px; height: 16px; opacity: 0.5; }
.settings-item__badge {
  font-size: 10px; font-weight: 600; padding: 2px 8px;
  border-radius: 999px; background: rgba(143,217,232,0.15);
  color: var(--accent); letter-spacing: 0.3px;
}
.settings-item--disabled {
  opacity: 0.45; pointer-events: none;
}

/* Toggle switch */
.toggle {
  position: relative; width: 44px; height: 26px; flex-shrink: 0;
  background: rgba(120,120,128,0.2);
  border-radius: 999px; cursor: pointer;
  transition: background var(--base) var(--ease);
  -webkit-tap-highlight-color: transparent;
  border: none;
}
.toggle--on { background: rgba(143,217,232,0.55); }
.toggle__knob {
  position: absolute; top: 3px; left: 3px;
  width: 20px; height: 20px; border-radius: 50%;
  background: white;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
  transition: transform var(--base) var(--ease);
}
.toggle--on .toggle__knob { transform: translateX(18px); }

/* Accordion children */
.settings-accordion {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s var(--ease);
}
.settings-accordion--open { max-height: 200px; }
.settings-accordion .settings-item {
  padding-left: calc(var(--s-4) + 44px);
  background: rgba(0,0,0,0.02);
}
html[data-theme="dark"] .settings-accordion .settings-item {
  background: rgba(255,255,255,0.02);
}

/* Language selector modal */
.lang-modal {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: flex-end; justify-content: center;
  background: rgba(255,255,255,0.18);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
html[data-theme="dark"] .lang-modal {
  background: rgba(14,20,27,0.55);
}
.lang-modal--open { opacity: 1; pointer-events: auto; }
.lang-modal__card {
  width: 100%; max-width: 420px;
  padding: var(--s-4) var(--s-4) calc(var(--safe-bottom) + var(--s-4));
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  background: var(--glass-tint);
  -webkit-backdrop-filter: blur(var(--blur-strong)); backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--glass-border);
  border-bottom: none;
  box-shadow: var(--e3), inset 0 1px 0 var(--glass-highlight);
  transform: translateY(100%);
  transition: transform 0.35s var(--ease);
}
.lang-modal--open .lang-modal__card { transform: translateY(0); }
.lang-modal__title {
  font-size: 17px; font-weight: 650; text-align: center;
  margin-bottom: var(--s-4); letter-spacing: -0.3px;
}
.lang-option {
  display: flex; align-items: center; gap: var(--s-3);
  padding: 14px var(--s-4); border-radius: var(--r-md);
  border: 1px solid rgba(255,255,255,0.10); background: rgba(255,255,255,0.06);
  cursor: pointer; margin-bottom: var(--s-2);
  transition: background var(--fast) var(--ease), border-color var(--fast) var(--ease);
}
.lang-option:active { background: rgba(255,255,255,0.12); }
.lang-option--active {
  border-color: rgba(143,217,232,0.5);
  background: rgba(143,217,232,0.08);
}
.lang-option__flag { font-size: 22px; flex-shrink: 0; }
.lang-option__name { font-size: 15px; font-weight: 500; flex: 1; }
.lang-option__check {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid var(--text-tertiary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}
.lang-option--active .lang-option__check {
  border-color: var(--accent); background: var(--accent);
}
.lang-option__check svg { width: 12px; height: 12px; color: white; opacity: 0; }
.lang-option--active .lang-option__check svg { opacity: 1; }

/* Delete wallet modal */
.delete-modal {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.18);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
html[data-theme="dark"] .delete-modal {
  background: rgba(14,20,27,0.55);
}
.delete-modal--open { opacity: 1; pointer-events: auto; }
.delete-modal__card {
  width: min(340px, calc(100% - 32px));
  padding: var(--s-5); border-radius: var(--r-xl);
  background: var(--glass-tint);
  -webkit-backdrop-filter: blur(var(--blur-strong)); backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--glass-border);
  box-shadow: var(--e3), inset 0 1px 0 var(--glass-highlight);
  text-align: center;
}
.delete-modal__icon {
  width: 56px; height: 56px; border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--s-3);
  background: rgba(242,88,92,0.10); color: var(--danger);
  border: 1px solid rgba(242,88,92,0.18);
}
.delete-modal__icon svg { width: 28px; height: 28px; }
.delete-modal__title {
  font-size: 17px; font-weight: 650; margin-bottom: var(--s-2);
  color: var(--danger);
}
.delete-modal__text {
  font-size: 13px; color: var(--text-secondary); line-height: 1.5; margin-bottom: var(--s-5);
}
.delete-modal__countdown {
  font-size: 14px; font-weight: 600; color: var(--danger);
  margin-bottom: var(--s-3); min-height: 22px;
}

/* Seed/key viewer */
.secret-viewer {
  padding: var(--s-3); border-radius: var(--r-md);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  margin: var(--s-3) 0;
  word-break: break-all; text-align: center;
  font-size: 14px; line-height: 1.6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: var(--text-primary);
}
.secret-warning {
  display: flex; gap: 8px; align-items: flex-start;
  padding: 10px 12px; border-radius: var(--r-sm);
  background: rgba(242,88,92,0.08); border: 1px solid rgba(242,88,92,0.15);
  font-size: 12px; color: var(--text-secondary); line-height: 1.4;
  margin-bottom: var(--s-3);
}
.secret-warning svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px; color: var(--danger); }

/* ====== SHIMMER ====== */
.shimmer { position: relative; overflow: hidden; }
.shimmer::after {
  content: ''; position: absolute; inset: -30%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.18), transparent);
  transform: translateX(-60%) rotate(8deg);
  animation: shimmer 7s var(--ease) infinite; opacity: 0.5; pointer-events: none;
}
html[data-theme="dark"] .shimmer::after { opacity: 0.2; }
@keyframes shimmer {
  0% { transform: translateX(-70%) rotate(8deg); }
  40% { transform: translateX(140%) rotate(8deg); }
  100% { transform: translateX(140%) rotate(8deg); }
}