/* ==========================================================================
   OSINT Challenge · 門號驗證
   Two distinct surfaces:
     · NumPool — infra-grade SMS-pool dashboard (left)
     · Chirp   — a real social-app rendered inside an iPhone frame, with a
                 multi-step onboarding so the phone-entry step is buried
                 inside a normal flow (right)
   IMPORTANT (DESIGN_BRIEF §5):
     · Chirp's flow must NOT hint that the "Next" button is a free oracle.
     · Red-herring metadata (region/carrier/year/line) stays neutral.
     · Copy icon stays quiet; Buy/CTA stays loud; wallet stays visible.
   ========================================================================== */

@import url("https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700&family=Geist+Mono:wght@400;500;600&family=Noto+Sans+TC:wght@300;400;500;600;700&display=swap");

:root {
  color-scheme: dark;
  /* surfaces (warm near-black) */
  --bg:        oklch(0.135 0.005 60);
  --bg-deep:   oklch(0.105 0.004 60);
  --surface:   oklch(0.170 0.006 60);
  --surface-2: oklch(0.205 0.007 60);
  --surface-3: oklch(0.245 0.008 60);
  --line:      oklch(0.275 0.008 60);
  --line-2:    oklch(0.345 0.010 60);

  /* text */
  --text:      oklch(0.965 0.005 70);
  --text-dim:  oklch(0.745 0.008 70);
  --text-mute: oklch(0.555 0.008 70);
  --text-faint:oklch(0.420 0.008 70);

  /* semantic */
  --ok:        oklch(0.780 0.150 150);
  --ok-soft:   color-mix(in oklch, var(--ok) 14%, transparent);
  --ok-line:   color-mix(in oklch, var(--ok) 38%, transparent);
  --bad:       oklch(0.705 0.180 28);
  --bad-soft:  color-mix(in oklch, var(--bad) 14%, transparent);
  --bad-line:  color-mix(in oklch, var(--bad) 38%, transparent);
  --gold:      oklch(0.845 0.135 85);
  --gold-soft: color-mix(in oklch, var(--gold) 14%, transparent);
  --gold-line: color-mix(in oklch, var(--gold) 45%, transparent);

  /* chirp brand — warm coral; ONLY appears inside the phone */
  --chirp:      oklch(0.745 0.170 32);
  --chirp-hi:   oklch(0.815 0.170 32);
  --chirp-lo:   oklch(0.620 0.160 32);
  --chirp-ink:  oklch(0.165 0.040 32);
  --chirp-soft: color-mix(in oklch, var(--chirp) 12%, transparent);
  --chirp-line: color-mix(in oklch, var(--chirp) 40%, transparent);

  /* type */
  --font-sans: "Geist", "Noto Sans TC", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "JetBrains Mono", Menlo, monospace;

  /* shape */
  --r-sm: 6px; --r: 10px; --r-lg: 16px; --r-xl: 22px;

  --shadow-card: 0 1px 0 oklch(1 0 0 / 0.03) inset,
                 0 24px 60px -28px oklch(0 0 0 / 0.6);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  /* Overscroll / rubber-band reveals <html>, not <body> — match the page base tone */
  background-color: var(--bg-deep);
  overscroll-behavior-y: none;
}

body {
  overscroll-behavior-y: none;
  background:
    radial-gradient(900px 520px at 12% -10%, color-mix(in oklch, var(--chirp) 9%, transparent), transparent 60%),
    radial-gradient(800px 460px at 100% 0%, oklch(0.22 0.02 250 / 0.18), transparent 60%),
    linear-gradient(180deg, var(--bg-deep), var(--bg));
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 0.012) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 0.012) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(1200px 800px at 50% 30%, #000 0%, transparent 75%);
  z-index: 0;
}

/* ==========================================================================
   Competition shell — top bar
   ========================================================================== */
.bar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in oklch, var(--bg-deep) 88%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark {
  width: 26px; height: 26px; border-radius: 7px;
  position: relative;
  background:
    conic-gradient(from 210deg at 50% 50%,
      oklch(0.78 0.14 60), oklch(0.62 0.16 30), oklch(0.42 0.06 280), oklch(0.78 0.14 60));
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.12), 0 2px 10px oklch(0 0 0 / 0.4);
}
.brand-mark::after {
  content: ""; position: absolute; inset: 6px; border-radius: 3px;
  background: var(--bg-deep);
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.06);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-mono); font-weight: 600;
  font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text);
}
.brand-sub {
  font-size: 11px; color: var(--text-mute); margin-top: 3px;
  letter-spacing: 0.06em;
}
.tag {
  margin-left: 10px; font-size: 11px; color: var(--text-mute);
  border: 1px solid var(--line); padding: 2px 8px; border-radius: 999px;
}
.bar-right { display: flex; align-items: center; gap: 10px; }

button.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 7px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}
button.ghost:hover {
  color: var(--text); border-color: var(--line-2);
  background: oklch(1 0 0 / 0.02);
}

.wallet {
  display: inline-flex; align-items: baseline; gap: 8px;
  padding: 7px 14px; border-radius: 10px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  font-size: 13px; color: var(--text-mute);
  letter-spacing: 0.04em;
}
.wallet::before {
  content: "wallet";
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--text-faint);
}
.wallet strong {
  font-family: var(--font-mono); font-weight: 600; font-size: 16px;
  color: var(--ok); letter-spacing: 0; font-variant: tabular-nums;
  transition: color .25s ease, transform .25s ease;
}
#wallet.flash { animation: walletFlash 720ms cubic-bezier(.2,.6,.2,1); }
@keyframes walletFlash {
  0%   { color: var(--bad); transform: translateY(-2px) scale(1.06); text-shadow: 0 0 18px var(--bad-soft); }
  60%  { color: var(--bad); transform: translateY(0) scale(1); text-shadow: 0 0 0 transparent; }
  100% { color: var(--ok); transform: none; text-shadow: none; }
}
.oneshot {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--bad-line);
  background: var(--bad-soft);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: oklch(0.85 0.10 28);
}
.oneshot::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--bad);
  box-shadow: 0 0 0 0 var(--bad);
  animation: pulseDot 1.6s ease-out infinite;
}
@keyframes pulseDot {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklch, var(--bad) 70%, transparent); }
  70%  { box-shadow: 0 0 0 8px color-mix(in oklch, var(--bad) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in oklch, var(--bad) 0%, transparent); }
}

/* ==========================================================================
   Layout — NumPool dashboard ┊ Chirp phone
   ========================================================================== */
.grid {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 420px);
  gap: 28px;
  padding: 28px 28px 40px;
  max-width: 1320px;
  margin: 0 auto;
  align-items: start;
}
@media (max-width: 1040px) {
  .grid { grid-template-columns: 1fr; padding: 20px; gap: 22px; }
  .desk { padding: 24px 0; }
}

.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex; flex-direction: column;
  min-width: 0;
}

/* ==========================================================================
   NumPool — infra dashboard (unchanged direction from v1)
   ========================================================================== */
.card.numpool { background: linear-gradient(180deg, var(--surface), oklch(0.155 0.005 60)); }
.np-chrome {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, oklch(0.22 0.007 60), oklch(0.185 0.006 60));
}
.np-dots { display: flex; gap: 6px; }
.np-dots span {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--surface-3);
  box-shadow: inset 0 0 0 1px oklch(0 0 0 / 0.3);
}
.np-title {
  flex: 1;
  font-family: var(--font-mono); font-size: 12.5px;
  color: var(--text-dim); letter-spacing: 0.02em;
}
.np-title b { color: var(--text); font-weight: 500; }
.np-title .slash { color: var(--text-faint); margin: 0 6px; }
.np-meta {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-faint); letter-spacing: 0.08em;
}
.np-body { padding: 18px 18px 20px; }
.np-status {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 10px 14px; margin-bottom: 16px;
}
.status-pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 4px 10px 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--ok-line);
  background: var(--ok-soft);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: oklch(0.88 0.10 150);
}
.status-pill .live {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 8px var(--ok);
  animation: livePulse 2.2s ease-in-out infinite;
}
@keyframes livePulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.np-status .telemetry {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-faint); letter-spacing: 0.04em;
}
.np-status .telemetry b { color: var(--text-dim); font-weight: 500; }
.np-section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; margin: 4px 2px 12px;
}
.np-section-head h2 {
  margin: 0; font-size: 15px; font-weight: 600;
  letter-spacing: -0.01em; color: var(--text);
}
.np-section-head h2 .muted {
  font-weight: 400; color: var(--text-mute); font-size: 13px; margin-left: 6px;
}
.np-search {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 10px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg-deep);
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-faint); letter-spacing: 0.04em;
  pointer-events: none;
}
.np-search::before { content: "⌕"; color: var(--text-mute); font-size: 13px; }
.np-search kbd {
  font-family: var(--font-mono); font-size: 10px;
  padding: 1px 5px; border-radius: 4px;
  border: 1px solid var(--line-2); color: var(--text-mute);
  background: var(--surface-2); margin-left: 4px;
}
.table-wrap {
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
  background: var(--bg-deep);
}
table#numTable { width: 100%; border-collapse: collapse; font-size: 13px; }
table#numTable thead th {
  font-family: var(--font-mono); font-weight: 500;
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-mute); text-align: left;
  padding: 11px 14px;
  background: oklch(0.155 0.006 60);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
table#numTable tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid color-mix(in oklch, var(--line) 60%, transparent);
  color: var(--text-dim); white-space: nowrap; vertical-align: middle;
}
table#numTable tbody tr:last-child td { border-bottom: none; }
table#numTable tbody tr { transition: background .12s ease; }
table#numTable tbody tr:hover { background: oklch(1 0 0 / 0.018); }
td.num { display: flex !important; align-items: center; gap: 10px; }
.numv {
  font-family: var(--font-mono); font-size: 13px;
  letter-spacing: 0.01em; color: var(--text);
  font-variant: tabular-nums;
}
button.copy {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; padding: 0;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-faint);
  cursor: pointer;
  transition: color .12s, background .12s, border-color .12s;
}
button.copy:hover {
  color: var(--text-dim); background: oklch(1 0 0 / 0.04);
  border-color: var(--line);
}
button.copy.copied {
  color: var(--ok); background: var(--ok-soft); border-color: var(--ok-line);
}
button.copy svg { display: block; }
table#numTable td.num + td,
table#numTable td.num + td + td,
table#numTable td.num + td + td + td,
table#numTable td.num + td + td + td + td {
  color: var(--text-dim); font-size: 12.5px;
}
button.buy {
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.06em; padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--line-2);
  background: linear-gradient(180deg, var(--surface-3), var(--surface-2));
  color: var(--text);
  cursor: pointer;
  transition: transform .08s, background .15s, border-color .15s, color .15s;
  text-transform: uppercase;
}
button.buy:hover:not(:disabled) {
  background: linear-gradient(180deg, oklch(0.30 0.01 60), oklch(0.24 0.008 60));
  border-color: oklch(0.42 0.01 60);
}
button.buy:active:not(:disabled) { transform: translateY(1px); }
button.buy:disabled { opacity: 0.4; cursor: not-allowed; }
button.buy.owned {
  background: var(--ok-soft); border-color: var(--ok-line);
  color: oklch(0.88 0.12 150);
  text-transform: none; letter-spacing: 0;
  font-family: var(--font-sans); font-size: 12.5px; font-weight: 500;
}
button.buy.owned::after { content: "→"; margin-left: 6px; opacity: 0.8; transition: transform .12s; }
button.buy.owned:hover::after { transform: translateX(2px); }
.np-footer {
  margin-top: 14px;
  padding: 10px 14px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.04em;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.np-footer .price { color: var(--text-dim); }
.np-footer .price b { color: var(--text); font-weight: 600; }

/* ==========================================================================
   CHIRP — actual phone (iPhone-style frame) with multi-step onboarding
   ========================================================================== */
.card.chirp {
  background: none;
  border: none;
  box-shadow: none;
  padding: 0;
  display: block;
}
.desk {
  position: sticky;
  top: 84px; /* sits below the sticky top bar */
  display: flex;
  justify-content: center;
  padding: 8px 0;
}
.desk::before {
  /* soft glow under phone — like a desk lamp */
  content: "";
  position: absolute;
  width: 320px; height: 80px;
  bottom: 8px;
  border-radius: 50%;
  background: radial-gradient(closest-side, color-mix(in oklch, var(--chirp) 18%, transparent), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  z-index: 0;
}

/* Bezel */
.phone {
  position: relative;
  width: 360px;
  height: 760px;
  border-radius: 48px;
  padding: 11px;
  background:
    linear-gradient(155deg, oklch(0.28 0.005 60), oklch(0.16 0.004 60) 50%, oklch(0.24 0.005 60));
  box-shadow:
    inset 0 0 0 1px oklch(1 0 0 / 0.06),
    inset 0 0 0 2px oklch(0 0 0 / 0.4),
    0 60px 100px -40px oklch(0 0 0 / 0.7),
    0 12px 40px -10px oklch(0 0 0 / 0.5);
  z-index: 1;
}
/* Volume / power button hints */
.phone::before, .phone::after {
  content: "";
  position: absolute;
  background: oklch(0.15 0.004 60);
  border-radius: 2px;
}
.phone::before { /* power right side */
  width: 3px; height: 80px; right: -3px; top: 160px;
  box-shadow: inset -1px 0 0 oklch(0 0 0 / 0.4);
}
.phone::after { /* volume left side */
  width: 3px; height: 60px; left: -3px; top: 130px;
  box-shadow: inset 1px 0 0 oklch(0 0 0 / 0.4);
}
/* Screen */
.phone-screen {
  position: relative;
  width: 100%; height: 100%;
  border-radius: 38px;
  background: var(--bg);
  overflow: hidden;
  isolation: isolate;
}
/* Dynamic Island */
.phone-island {
  position: absolute;
  top: 9px; left: 50%;
  transform: translateX(-50%);
  width: 116px; height: 32px;
  border-radius: 999px;
  background: #000;
  z-index: 20;
  box-shadow:
    inset 0 0 0 1px oklch(0 0 0 / 0.9),
    inset 0 1px 0 oklch(1 0 0 / 0.04);
}
.phone-island::after {
  /* tiny camera dot */
  content: "";
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  width: 7px; height: 7px; border-radius: 50%;
  background: oklch(0.18 0.04 240);
  box-shadow: inset 0 0 0 1px oklch(0 0 0 / 0.9), inset 0 0 4px oklch(0.5 0.1 240 / 0.5);
}
/* Status bar */
.phone-status {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 50px;
  padding: 18px 32px 0;
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-sans);
  font-size: 14px; font-weight: 600;
  color: var(--text);
  z-index: 15;
  pointer-events: none;
  font-variant: tabular-nums;
  letter-spacing: -0.01em;
}
.phone-status .si {
  display: inline-flex; align-items: center; gap: 5px;
}
.signal-bars {
  display: inline-flex; align-items: end; gap: 1.5px;
  height: 11px;
}
.signal-bars span {
  width: 3px;
  background: var(--text);
  border-radius: 0.5px;
}
.signal-bars span:nth-child(1) { height: 3px; }
.signal-bars span:nth-child(2) { height: 5px; }
.signal-bars span:nth-child(3) { height: 7px; }
.signal-bars span:nth-child(4) { height: 9px; opacity: 0.4; }
.wifi-icon {
  width: 14px; height: 11px;
  display: inline-block;
  background:
    radial-gradient(circle at 50% 100%, var(--text) 1.2px, transparent 1.6px),
    radial-gradient(circle at 50% 100%, transparent 3px, var(--text) 3.2px, var(--text) 4px, transparent 4.2px),
    radial-gradient(circle at 50% 100%, transparent 6px, var(--text) 6.2px, var(--text) 7px, transparent 7.2px);
  background-repeat: no-repeat;
}
.battery-icon {
  position: relative;
  width: 24px; height: 11px;
  border: 1px solid var(--text);
  border-radius: 3px;
  opacity: 0.95;
}
.battery-icon::before {
  content: "";
  position: absolute; right: -3px; top: 50%;
  transform: translateY(-50%);
  width: 2px; height: 5px; border-radius: 0 1px 1px 0;
  background: var(--text);
}
.battery-icon::after {
  content: "";
  position: absolute; inset: 1.5px;
  width: calc(100% - 6px);
  background: var(--text);
  border-radius: 1.5px;
}
/* Home indicator */
.phone-homebar {
  position: absolute;
  bottom: 8px; left: 50%;
  transform: translateX(-50%);
  width: 134px; height: 5px;
  border-radius: 999px;
  background: var(--text);
  opacity: 0.85;
  z-index: 15;
}

/* App container fills below status bar, above home bar */
.app {
  position: absolute;
  top: 50px; bottom: 30px;
  left: 0; right: 0;
  display: flex; flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

/* App top nav: back · step dots · ⋯ */
.app-nav {
  flex: 0 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 22px 6px;
  height: 44px;
}
.app-nav .nav-btn {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 18px; line-height: 1;
  cursor: pointer;
  transition: background .12s, opacity .12s;
}
.app-nav .nav-btn:hover { background: oklch(1 0 0 / 0.06); }
.app-nav .nav-btn[hidden] { visibility: hidden; }
.step-dots { display: flex; gap: 6px; }
.step-dots .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--surface-3);
  transition: background .15s, width .15s;
}
.step-dots .dot.active {
  background: var(--chirp);
  width: 16px; border-radius: 4px;
}
.step-dots .dot.done { background: color-mix(in oklch, var(--chirp) 50%, var(--surface-3)); }
.app-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

/* Screen stack */
.app-body {
  position: relative;
  flex: 1 1 auto;
  overflow: hidden;
}
.screen {
  position: absolute; inset: 0;
  padding: 8px 22px 22px;
  display: flex; flex-direction: column;
  gap: 14px;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transform: translateX(16px);
  transition: opacity .28s ease, transform .28s cubic-bezier(.2,.7,.2,1);
}
.screen.is-active {
  opacity: 1; pointer-events: auto; transform: none;
}
.screen.is-prev {
  transform: translateX(-16px);
}

/* Screen headings inside phone */
.s-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--chirp); margin: 6px 0 4px;
}
.s-h {
  margin: 0;
  font-size: 24px; font-weight: 600;
  letter-spacing: -0.02em; line-height: 1.18;
  color: var(--text);
}
.s-sub { margin: 0; color: var(--text-dim); font-size: 14px; line-height: 1.55; }
.s-microcopy { font-size: 11.5px; color: var(--text-mute); margin: 4px 0 0; }
.spacer { flex: 1 1 auto; }

/* ---------- Welcome screen ---------- */
.screen.welcome { padding-top: 22px; }
.hero-art {
  position: relative;
  flex: 1 1 auto;
  min-height: 220px;
  border-radius: 18px;
  background:
    radial-gradient(180px 120px at 30% 20%, color-mix(in oklch, var(--chirp) 50%, transparent), transparent 70%),
    radial-gradient(160px 160px at 80% 80%, oklch(0.45 0.16 280 / 0.5), transparent 70%),
    linear-gradient(155deg, oklch(0.22 0.04 30), oklch(0.18 0.03 280));
  overflow: hidden;
}
.hero-art::before {
  /* subtle stripes — feels like product photography */
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    oklch(1 0 0 / 0.04) 0 1px,
    transparent 1px 14px
  );
}
.hero-art::after {
  content: "// brand artwork";
  position: absolute;
  left: 14px; bottom: 12px;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.16em;
  color: oklch(1 0 0 / 0.45);
  text-transform: uppercase;
}
.welcome .brand-stack {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 4px;
}
.chirp-mark {
  width: 32px; height: 32px;
  border-radius: 10px;
  background: linear-gradient(150deg, var(--chirp-hi), var(--chirp-lo));
  position: relative;
  box-shadow:
    inset 0 0 0 1px oklch(1 0 0 / 0.18),
    0 6px 14px color-mix(in oklch, var(--chirp) 35%, transparent);
  flex-shrink: 0;
}
.chirp-mark::before {
  content: "";
  position: absolute; inset: 8px 9px 8px 8px;
  border-radius: 50% 50% 50% 2px;
  background: var(--chirp-ink);
}
.chirp-wordmark {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 20px; letter-spacing: -0.02em;
  color: var(--text);
}
.chirp-wordmark span { color: var(--chirp); }
.cta-stack { display: flex; flex-direction: column; gap: 10px; padding-top: 4px; }

/* ---------- Handle screen ---------- */
.handle-input {
  display: flex; align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-deep);
  overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.handle-input:focus-within {
  border-color: var(--chirp);
  box-shadow: 0 0 0 4px var(--chirp-soft);
}
.handle-input .prefix {
  display: inline-flex; align-items: center;
  padding: 0 4px 0 14px;
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 16px;
}
.handle-input input {
  flex: 1; border: none; background: none;
  color: var(--text);
  padding: 13px 14px 13px 4px;
  font-size: 16px;
  font-family: var(--font-sans);
  outline: none;
}
.handle-input .check {
  display: inline-flex; align-items: center; padding-right: 12px;
  color: var(--text-faint);
  font-size: 12px;
}
.handle-input .check.ok { color: var(--ok); }
.handle-input .check.bad { color: var(--bad); }
.invite-input { margin-top: 10px; }
.handle-meta {
  font-size: 12px;
  color: var(--text-mute);
  margin: 0; padding: 0 4px;
  transition: color .15s;
}
.handle-meta.ok { color: var(--ok); }
.handle-meta.bad { color: var(--bad); }

/* ---------- Method screen ---------- */
.method-list { display: flex; flex-direction: column; gap: 10px; }
.method-card {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-deep);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.method-card:has(input:checked) {
  border-color: var(--chirp);
  background: color-mix(in oklch, var(--chirp) 6%, var(--bg-deep));
}
.method-card.disabled { opacity: 0.5; cursor: not-allowed; }
.method-card input { display: none; }
.m-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
}
.m-icon svg { width: 18px; height: 18px; color: var(--chirp); }
.method-card.disabled .m-icon svg { color: var(--text-mute); }
.m-title { font-size: 14.5px; font-weight: 500; color: var(--text); }
.m-sub { font-size: 12px; color: var(--text-mute); margin-top: 2px; }
.m-tag {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px;
  background: var(--chirp-soft); color: var(--chirp);
  border: 1px solid var(--chirp-line);
}
.m-tag.muted {
  background: transparent;
  color: var(--text-faint);
  border-color: var(--line);
}

/* ---------- Phone-entry screen (the oracle) ---------- */
.phone-input {
  display: flex; align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-deep);
  overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.phone-input:focus-within {
  border-color: var(--chirp);
  box-shadow: 0 0 0 4px var(--chirp-soft);
}
.phone-input .prefix {
  display: inline-flex; align-items: center;
  padding: 0 0 0 14px;
  color: var(--text-mute);
  font-family: var(--font-mono); font-size: 16px;
}
.phone-input input,
input#phone {
  flex: 1; border: none; background: none;
  color: var(--text);
  padding: 13px 14px;
  font-size: 16px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  outline: none;
  font-variant: tabular-nums;
}
input#phone::placeholder { color: var(--text-faint); }

/* Code field (inside same screen) */
input#code {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 16px 18px;
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.5em;
  font-variant: tabular-nums;
  outline: none;
  text-align: left;
  transition: border-color .15s, box-shadow .15s;
}
input#code:focus {
  border-color: var(--chirp);
  box-shadow: 0 0 0 4px var(--chirp-soft);
}

/* The reveal-after-success code panel */
.code-step {
  margin-top: 6px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 10px;
  animation: revealCode .35s ease both;
}
.code-step h3 {
  margin: 0; font-size: 16px; font-weight: 600; color: var(--text);
}
@keyframes revealCode {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Generic field + button (used inside app) ---------- */
.fld { display: block; margin: 0; }
.fld span {
  display: block;
  font-size: 12.5px; color: var(--text-dim);
  margin-bottom: 7px; font-weight: 500;
}
.fld span em {
  color: var(--text-faint); font-style: normal; font-weight: 400; margin-left: 6px;
}
input[type="text"] {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 13px 14px;
  border-radius: 10px;
  font-size: 15px; font-family: var(--font-sans);
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
input[type="text"]::placeholder { color: var(--text-faint); }
input[type="text"]:hover { border-color: var(--line-2); }
input[type="text"]:focus {
  border-color: var(--chirp);
  box-shadow: 0 0 0 4px var(--chirp-soft);
}

button.primary {
  width: 100%;
  margin-top: 6px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: linear-gradient(180deg, var(--chirp-hi), var(--chirp));
  color: var(--chirp-ink);
  font-family: var(--font-sans);
  font-weight: 600; font-size: 15px;
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 oklch(1 0 0 / 0.18),
    0 8px 20px -10px color-mix(in oklch, var(--chirp) 60%, transparent);
  transition: filter .15s, transform .08s, box-shadow .15s;
}
button.primary:hover:not(:disabled) { filter: brightness(1.06); }
button.primary:active:not(:disabled) { transform: translateY(1px); }
button.primary:disabled {
  background: var(--surface-3);
  color: var(--text-faint);
  cursor: not-allowed;
  box-shadow: none;
}
button.link {
  width: 100%;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 12px 16px;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-size: 14px; font-weight: 500;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
button.link:hover { color: var(--text); border-color: var(--line-2); }

/* Messages — feel like in-app banners (small, neutral, no emoji) */
.msg {
  margin: 0;
  font-size: 13px;
  min-height: 0;
  line-height: 1.5;
}
.msg:empty { display: none; }
.msg.ok, .msg.bad {
  display: flex; gap: 8px; align-items: flex-start;
  padding: 10px 12px; border-radius: 10px;
}
.msg.ok {
  color: oklch(0.88 0.12 150);
  background: var(--ok-soft);
  border: 1px solid var(--ok-line);
}
.msg.ok::before {
  content: ""; flex-shrink: 0;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--ok);
  margin-top: 2px;
  box-shadow: inset 0 0 0 3px var(--ok-soft);
}
.msg.bad {
  color: oklch(0.85 0.10 28);
  background: var(--bad-soft);
  border: 1px solid var(--bad-line);
}
.msg.bad::before {
  content: "!";
  flex-shrink: 0;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--bad); color: var(--chirp-ink);
  font-family: var(--font-mono); font-weight: 700; font-size: 11px;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}

/* Tiny privacy / legal lines */
.legal-fine {
  font-size: 11px;
  color: var(--text-mute);
  line-height: 1.6;
  margin: 0;
}
.legal-fine a { color: var(--text-dim); text-decoration: none; border-bottom: 1px solid var(--line); }

/* ---------- Signed-in Chirp: nearby members ---------- */
.nearby-screen {
  gap: 12px;
  padding-bottom: 18px;
}
.nearby-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}
.nearby-count {
  min-width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--chirp-line);
  background: var(--chirp-soft);
  color: var(--chirp);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}
.member-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 2px 0 10px;
}
.member-card {
  appearance: none;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in oklch, var(--surface-2) 64%, var(--bg-deep));
  color: inherit;
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 11px;
  padding: 10px;
  text-align: left;
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .08s;
}
.member-card:hover {
  border-color: var(--line-2);
  background: var(--surface-2);
}
.member-card:active { transform: translateY(1px); }
.member-main,
.member-name-row,
.member-tags {
  display: flex;
  min-width: 0;
}
.member-main {
  flex-direction: column;
  gap: 2px;
}
.member-name-row {
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.member-name {
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
}
.member-distance {
  color: var(--chirp);
  font-family: var(--font-mono);
  font-size: 10.5px;
  white-space: nowrap;
}
.member-handle {
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 11px;
}
.member-headline {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.member-tags {
  flex-wrap: wrap;
  gap: 5px;
  padding-top: 4px;
}
.member-tags span,
.profile-facts span {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 7px;
  color: var(--text-mute);
  background: oklch(1 0 0 / 0.018);
  font-size: 10.5px;
  line-height: 1.35;
}

/* Generated portrait avatars */
.avatar {
  --skin: oklch(0.74 0.07 55);
  --hair: oklch(0.22 0.03 45);
  --top: oklch(0.50 0.10 225);
  --bg1: oklch(0.66 0.13 210);
  --bg2: oklch(0.48 0.14 310);
  position: relative;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  overflow: hidden;
  flex: 0 0 auto;
  border: 1px solid oklch(1 0 0 / 0.14);
  box-shadow: inset 0 1px 0 oklch(1 0 0 / 0.16);
}
.avatar.large {
  width: 82px;
  height: 82px;
  border-radius: 24px;
}
.avatar-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 28% 22%, oklch(1 0 0 / 0.28), transparent 24%),
    linear-gradient(145deg, var(--bg1), var(--bg2));
}
.avatar-neck {
  position: absolute;
  width: 16%;
  height: 18%;
  left: 42%;
  bottom: 24%;
  border-radius: 0 0 10px 10px;
  background: var(--skin);
}
.avatar-shirt {
  position: absolute;
  width: 58%;
  height: 32%;
  left: 21%;
  bottom: -10%;
  border-radius: 999px 999px 8px 8px;
  background: var(--top);
}
.avatar-face {
  position: absolute;
  width: 42%;
  height: 48%;
  left: 29%;
  top: 23%;
  border-radius: 42% 42% 46% 46%;
  background: var(--skin);
  box-shadow: inset 0 -5px 0 oklch(0 0 0 / 0.045);
}
.avatar-hair {
  position: absolute;
  left: 26%;
  top: 18%;
  width: 48%;
  height: 27%;
  border-radius: 999px 999px 38% 38%;
  background: var(--hair);
}
.avatar-eyes {
  position: absolute;
  left: 38%;
  top: 45%;
  width: 5%;
  height: 5%;
  border-radius: 50%;
  background: oklch(0.18 0.02 50);
  box-shadow: 12px 0 0 oklch(0.18 0.02 50);
}
.avatar-mouth {
  position: absolute;
  left: 45%;
  top: 57%;
  width: 12%;
  height: 5%;
  border-bottom: 2px solid oklch(0.38 0.08 28 / 0.72);
  border-radius: 0 0 999px 999px;
}
.avatar.large .avatar-eyes { box-shadow: 18px 0 0 oklch(0.18 0.02 50); }
.tone-rose { --skin: oklch(0.78 0.07 52); --hair: oklch(0.25 0.04 25); --bg1: oklch(0.73 0.15 15); --bg2: oklch(0.55 0.12 330); }
.tone-amber { --skin: oklch(0.70 0.08 58); --hair: oklch(0.18 0.03 45); --bg1: oklch(0.77 0.14 75); --bg2: oklch(0.48 0.10 210); }
.tone-olive { --skin: oklch(0.72 0.06 63); --hair: oklch(0.20 0.03 70); --bg1: oklch(0.64 0.10 145); --bg2: oklch(0.42 0.11 210); }
.tone-sand { --skin: oklch(0.80 0.06 66); --hair: oklch(0.30 0.04 52); --bg1: oklch(0.74 0.10 95); --bg2: oklch(0.54 0.12 20); }
.tone-peach { --skin: oklch(0.76 0.08 48); --hair: oklch(0.16 0.02 55); --bg1: oklch(0.72 0.12 210); --bg2: oklch(0.50 0.15 250); }
.tone-copper { --skin: oklch(0.64 0.09 44); --hair: oklch(0.19 0.04 35); --bg1: oklch(0.68 0.13 300); --bg2: oklch(0.46 0.13 235); }
.tone-brown { --skin: oklch(0.56 0.07 52); --hair: oklch(0.14 0.02 45); --bg1: oklch(0.62 0.12 160); --bg2: oklch(0.40 0.10 230); }
.tone-gold { --skin: oklch(0.73 0.07 56); --hair: oklch(0.34 0.08 78); --bg1: oklch(0.78 0.14 85); --bg2: oklch(0.58 0.16 28); }
.tone-deep { --skin: oklch(0.46 0.06 48); --hair: oklch(0.10 0.01 45); --bg1: oklch(0.70 0.13 58); --bg2: oklch(0.44 0.12 20); }
.top-cream { --top: oklch(0.89 0.04 85); }
.top-navy { --top: oklch(0.28 0.07 255); }
.top-teal { --top: oklch(0.52 0.10 185); }
.top-wine { --top: oklch(0.42 0.13 8); }
.top-blue { --top: oklch(0.56 0.13 235); }
.top-violet { --top: oklch(0.52 0.13 300); }
.top-green { --top: oklch(0.48 0.11 150); }
.top-coral { --top: var(--chirp); }
.top-yellow { --top: oklch(0.78 0.14 85); }
.hair-bob .avatar-hair {
  height: 35%;
  border-radius: 999px 999px 20% 20%;
  box-shadow: -5px 10px 0 var(--hair), 5px 10px 0 var(--hair);
}
.hair-short .avatar-hair { height: 20%; top: 21%; }
.hair-side .avatar-hair {
  width: 51%;
  height: 24%;
  border-radius: 999px 999px 14% 55%;
  transform: rotate(-6deg);
}
.hair-long .avatar-hair {
  height: 42%;
  border-radius: 999px 999px 28% 28%;
  box-shadow: -6px 15px 0 var(--hair), 6px 15px 0 var(--hair);
}
.hair-crop .avatar-hair { height: 18%; border-radius: 50% 50% 30% 30%; }
.hair-bun .avatar-hair::before {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  right: -5px;
  top: -6px;
  border-radius: 50%;
  background: var(--hair);
}
.hair-waves .avatar-hair {
  height: 28%;
  border-radius: 45% 55% 35% 45%;
  box-shadow: -3px 4px 0 var(--hair), 4px 7px 0 var(--hair);
}
.hair-fringe .avatar-hair::after {
  content: "";
  position: absolute;
  left: 5px;
  bottom: -6px;
  width: 20px;
  height: 12px;
  border-radius: 0 0 999px 999px;
  background: var(--hair);
}
.hair-fade .avatar-hair { height: 14%; top: 23%; border-radius: 999px 999px 8px 8px; }

/* ==========================================================================
   iOS-style home screen (inside phone)
   The phone is now a full OS surface: only Chirp launches. Every other
   icon shows a "permission denied" alert — reinforces the OSINT framing
   that this is a tightly-locked work device.
   ========================================================================== */

/* Wallpaper sits behind everything inside the screen. */
.phone-wallpaper {
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 50% at 20% 12%, color-mix(in oklch, var(--chirp) 50%, transparent), transparent 70%),
    radial-gradient(70% 60% at 90% 100%, oklch(0.42 0.16 280 / 0.55), transparent 70%),
    radial-gradient(50% 40% at 50% 60%, oklch(0.5 0.13 220 / 0.35), transparent 75%),
    linear-gradient(155deg, oklch(0.18 0.04 30), oklch(0.10 0.02 280) 60%, oklch(0.14 0.03 250));
  z-index: 0;
}
.phone-wallpaper::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 22% 18%, oklch(1 0 0 / 0.18), transparent 50%),
    radial-gradient(1px 1px at 70% 35%, oklch(1 0 0 / 0.15), transparent 50%),
    radial-gradient(1.2px 1.2px at 45% 65%, oklch(1 0 0 / 0.12), transparent 50%),
    radial-gradient(1px 1px at 85% 80%, oklch(1 0 0 / 0.10), transparent 50%);
}

/* The .app (chirp) sits above wallpaper; status bar / island sit above app */
.os-home { z-index: 5; }
.app    { z-index: 6; }

/* Home screen layout */
.os-home {
  position: absolute;
  top: 50px; bottom: 30px;
  left: 0; right: 0;
  padding: 6px 18px 6px;
  display: flex; flex-direction: column;
  gap: 14px;
  overflow: hidden;
  animation: homeFade .35s ease both;
}
@keyframes homeFade {
  from { transform: scale(0.97); }
  to   { transform: none; }
}

/* Top widget — date + clock + case-file card */
.home-widget {
  display: flex; flex-direction: column;
  gap: 8px;
  padding: 2px 4px 6px;
  color: var(--text);
  text-shadow: 0 1px 2px oklch(0 0 0 / 0.4);
}
.hw-date {
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.04em;
  color: oklch(1 0 0 / 0.85);
  text-transform: none;
}
.hw-clock {
  font-size: 38px; font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1; margin: -2px 0 0;
  font-variant: tabular-nums;
}
.hw-case {
  margin-top: 4px;
  padding: 10px 12px 11px;
  border-radius: 14px;
  background: color-mix(in oklch, #000 38%, transparent);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid oklch(1 0 0 / 0.08);
  box-shadow: inset 0 1px 0 oklch(1 0 0 / 0.05);
  text-shadow: none;
}
.hw-case-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-size: 9.5px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--chirp);
}
.hw-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--chirp);
  box-shadow: 0 0 6px var(--chirp);
  animation: livePulse 2.2s ease-in-out infinite;
}
.hw-case-body {
  margin-top: 4px;
  font-size: 13px; font-weight: 500;
  color: oklch(1 0 0 / 0.95);
  letter-spacing: -0.005em;
}
.hw-case-note {
  margin-top: 3px;
  font-size: 10.5px;
  color: oklch(1 0 0 / 0.62);
  line-height: 1.45;
}
.hw-case-note b { color: var(--chirp); font-weight: 600; }

/* App grid — 4 cols × 4 rows */
.home-grid {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 1fr;
  gap: 14px 8px;
  align-content: start;
  padding-top: 4px;
}

/* Generic app icon — 56px rounded square + label */
.app-icon {
  appearance: none;
  background: none; border: none; padding: 0;
  color: inherit;
  display: flex; flex-direction: column; align-items: center;
  gap: 6px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform .12s ease;
}
.app-icon:active { transform: scale(0.92); }
.app-icon .ic {
  width: 56px; height: 56px;
  border-radius: 15px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow:
    inset 0 1px 0 oklch(1 0 0 / 0.28),
    inset 0 -1px 0 oklch(0 0 0 / 0.22),
    0 11px 22px -14px oklch(0 0 0 / 0.82),
    0 3px 9px -4px oklch(0 0 0 / 0.7);
  position: relative;
  overflow: hidden;
}
.app-icon .ic::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(circle at 28% 18%, oklch(1 0 0 / 0.58), transparent 24%),
    linear-gradient(180deg, oklch(1 0 0 / 0.28), transparent 45%, oklch(0 0 0 / 0.16));
  mix-blend-mode: screen;
  pointer-events: none;
}
.app-icon .ic svg {
  width: 32px; height: 32px;
  display: block;
  position: relative;
  z-index: 1;
  fill: currentColor;
  filter: drop-shadow(0 1px 1px oklch(0 0 0 / 0.22));
}
.app-icon .ic svg .tone { opacity: 0.58; }
.app-icon .ic svg .line {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.72;
}
.app-icon .lbl {
  font-size: 10.5px;
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.01em;
  text-shadow: 0 1px 2px oklch(0 0 0 / 0.7);
  line-height: 1; white-space: nowrap;
}

/* Per-icon palettes */
.ic-phone .ic        { background: linear-gradient(145deg, oklch(0.83 0.18 150), oklch(0.55 0.21 147) 58%, oklch(0.43 0.16 155)); }
.ic-phone .ic svg    { transform: rotate(-3deg); }
.ic-msg .ic          { background: linear-gradient(145deg, oklch(0.86 0.18 148), oklch(0.58 0.21 153) 62%, oklch(0.44 0.16 160)); }
.ic-msg .ic svg      { width: 31px; height: 31px; transform: translateY(1px); }
.ic-browser .ic,
.ic-browser2 .ic     { background: conic-gradient(from 218deg at 50% 50%, oklch(0.71 0.17 258), oklch(0.76 0.14 213), oklch(0.88 0.14 176), oklch(0.64 0.18 247), oklch(0.71 0.17 258)); color: oklch(0.99 0.02 210); }
.ic-browser .ic svg,
.ic-browser2 .ic svg { fill: none; stroke: currentColor; stroke-width: 2.1; }
.ic-browser .ic svg path,
.ic-browser2 .ic svg path { fill: currentColor; stroke: none; }
.ic-browser .ic svg .tone,
.ic-browser2 .ic svg .tone { opacity: 0.38; }
.ic-mail .ic,
.ic-mailbox .ic      { background: linear-gradient(145deg, oklch(0.86 0.13 230), oklch(0.56 0.19 252) 58%, oklch(0.43 0.15 260)); }
.ic-mail .ic svg,
.ic-mailbox .ic svg  { width: 33px; height: 33px; }
.ic-mail .ic svg path:first-child,
.ic-mailbox .ic svg path:first-child { opacity: 0.95; }
.ic-camera .ic       { background: linear-gradient(145deg, oklch(0.42 0.02 260), oklch(0.20 0.02 260) 58%, oklch(0.10 0.01 260)); color: oklch(0.96 0.01 245); }
.ic-camera .ic svg .tone { fill: none; stroke: currentColor; stroke-width: 2.4; opacity: 0.52; }
.ic-photos .ic       { background: linear-gradient(145deg, oklch(0.98 0.006 250), oklch(0.86 0.02 250)); color: oklch(0.18 0.01 250); }
.ic-photos .ic svg   { width: 38px; height: 38px; filter: drop-shadow(0 1px 1px oklch(0 0 0 / 0.18)); }
.ic-photos .petals path:nth-child(1) { fill: oklch(0.76 0.20 45); }
.ic-photos .petals path:nth-child(2) { fill: oklch(0.66 0.18 155); }
.ic-photos .petals path:nth-child(3) { fill: oklch(0.68 0.17 245); }
.ic-photos .petals path:nth-child(4) { fill: oklch(0.72 0.20 345); }
.ic-photos .petals.alt path:nth-child(1) { fill: oklch(0.72 0.19 85); }
.ic-photos .petals.alt path:nth-child(2) { fill: oklch(0.72 0.14 195); }
.ic-photos .petals.alt path:nth-child(3) { fill: oklch(0.68 0.18 300); }
.ic-photos .petals.alt path:nth-child(4) { fill: oklch(0.70 0.20 25); }
.ic-photos .ic svg circle { fill: oklch(1 0 0); }
.ic-settings .ic     { background: linear-gradient(145deg, oklch(0.94 0.006 250), oklch(0.58 0.02 255)); color: oklch(0.25 0.01 255); }
.ic-settings .ic svg { color: oklch(0.25 0.01 255); }
.ic-settings .ic svg .tone { fill: oklch(0.94 0.006 250); opacity: 0.9; }
.ic-maps .ic         { background: linear-gradient(145deg, oklch(0.89 0.08 178), oklch(0.70 0.12 214) 55%, oklch(0.61 0.14 250)); color: oklch(1 0 0 / 0.92); }
.ic-maps .ic svg .pin { fill: oklch(0.64 0.22 28); }
.ic-clock .ic        { background: linear-gradient(160deg, oklch(0.18 0 0), oklch(0.04 0 0)); }
.ic-calc .ic         { background: linear-gradient(160deg, oklch(0.32 0 0), oklch(0.14 0 0)); color: oklch(0.82 0.15 60); }
.ic-notes .ic        { background: linear-gradient(160deg, oklch(0.96 0.08 95), oklch(0.82 0.13 85)); color: oklch(0.30 0.06 70); }
.ic-cal .ic          { background: #fff; color: oklch(0.18 0 0); padding: 6px; }
.ic-cal-glyph {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: stretch; justify-content: center;
  text-align: center;
  font-family: var(--font-sans);
  line-height: 1;
}
.cal-mon {
  font-size: 9px; font-weight: 700;
  color: var(--bad);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.cal-day {
  font-size: 22px; font-weight: 300;
  color: oklch(0.18 0 0);
  margin-top: 2px;
  letter-spacing: -0.02em;
}
.ic-weather .ic      { background: linear-gradient(160deg, oklch(0.78 0.12 235), oklch(0.45 0.14 245)); }
.ic-wallet .ic       { background: linear-gradient(160deg, oklch(0.20 0 0), oklch(0.05 0 0)); }
.ic-music .ic        { background: linear-gradient(160deg, oklch(0.72 0.20 5), oklch(0.55 0.22 350)); }
.ic-store .ic        { background: linear-gradient(160deg, oklch(0.85 0.15 230), oklch(0.55 0.20 240)); }
.ic-files .ic        { background: linear-gradient(145deg, oklch(0.96 0.08 92), oklch(0.80 0.14 82) 46%, oklch(0.57 0.14 70)); color: oklch(1 0 0 / 0.95); }
.ic-files .ic svg .tone { opacity: 0.48; }

/* Chirp icon — uses the same coral mark as inside the app */
.ic-chirp .ic {
  background: linear-gradient(155deg, var(--chirp-hi), var(--chirp-lo));
  box-shadow:
    inset 0 1px 0 oklch(1 0 0 / 0.2),
    inset 0 -1px 0 oklch(0 0 0 / 0.2),
    0 4px 12px -2px color-mix(in oklch, var(--chirp) 40%, transparent),
    0 0 0 0 var(--chirp);
  animation: chirpBreath 3.4s ease-in-out infinite;
}
@keyframes chirpBreath {
  0%, 100% { box-shadow:
      inset 0 1px 0 oklch(1 0 0 / 0.2),
      inset 0 -1px 0 oklch(0 0 0 / 0.2),
      0 4px 12px -2px color-mix(in oklch, var(--chirp) 40%, transparent),
      0 0 0 0 color-mix(in oklch, var(--chirp) 70%, transparent); }
  50%     { box-shadow:
      inset 0 1px 0 oklch(1 0 0 / 0.2),
      inset 0 -1px 0 oklch(0 0 0 / 0.2),
      0 4px 12px -2px color-mix(in oklch, var(--chirp) 40%, transparent),
      0 0 0 8px color-mix(in oklch, var(--chirp) 0%, transparent); }
}
.ic-chirp-mark {
  width: 30px; height: 30px;
  border-radius: 9px;
  background: linear-gradient(150deg, oklch(1 0 0 / 0.9), oklch(0.95 0.04 30 / 0.8));
  position: relative;
  z-index: 1;
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.3);
}
.ic-chirp-mark::before {
  content: "";
  position: absolute; inset: 7px 8px 7px 7px;
  border-radius: 50% 50% 50% 2px;
  background: var(--chirp-ink);
}

/* Lock badge on every non-Chirp icon */
.app-icon:not(.app-allowed) .ic::after {
  content: "";
  position: absolute;
  right: -3px; top: -3px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: oklch(0.15 0.005 60);
  border: 1.5px solid var(--bg);
  background-image:
    linear-gradient(transparent 4px, oklch(0.7 0.005 60) 4px 11px, transparent 11px),
    radial-gradient(circle at 50% 5.5px, transparent 2px, oklch(0.7 0.005 60) 2px 3px, transparent 3px);
  background-repeat: no-repeat;
  background-size: 8px 16px, 8px 16px;
  background-position: center;
  box-shadow: 0 1px 3px oklch(0 0 0 / 0.5);
  z-index: 2;
}
.app-icon:not(.app-allowed) .ic {
  filter: saturate(0.82) brightness(0.92);
}
.app-icon:not(.app-allowed) .lbl {
  color: oklch(1 0 0 / 0.7);
}

/* Page-dot indicator between grid + dock */
.home-page-dots {
  display: flex; justify-content: center; gap: 6px;
  padding: 2px 0 0;
}
.home-page-dots .pd {
  width: 6px; height: 6px; border-radius: 50%;
  background: oklch(1 0 0 / 0.35);
}
.home-page-dots .pd.active {
  background: oklch(1 0 0 / 0.95);
}

/* Dock */
.home-dock {
  margin-top: auto;
  padding: 10px 8px 8px;
  border-radius: 28px;
  background: color-mix(in oklch, #000 28%, transparent);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid oklch(1 0 0 / 0.06);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.home-dock .app-icon { gap: 0; }
.home-dock .app-icon .lbl { display: none; }

/* ==========================================================================
   In-phone permission-denied alert
   ========================================================================== */
.os-alert {
  position: absolute; inset: 0;
  z-index: 30;
  display: flex; align-items: center; justify-content: center;
  padding: 36px 28px;
  animation: osaIn .18s ease both;
}
.os-alert.hidden { display: none; }
.osa-backdrop {
  position: absolute; inset: 0;
  background: oklch(0 0 0 / 0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.osa-card {
  position: relative;
  width: 100%;
  border-radius: 18px;
  background: color-mix(in oklch, oklch(0.22 0.005 60) 92%, transparent);
  border: 1px solid oklch(1 0 0 / 0.08);
  box-shadow:
    inset 0 1px 0 oklch(1 0 0 / 0.06),
    0 22px 60px -20px oklch(0 0 0 / 0.7);
  padding: 22px 18px 0;
  text-align: center;
  overflow: hidden;
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  animation: osaCardIn .22s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes osaIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes osaCardIn {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: none; }
}
.osa-icon {
  width: 38px; height: 38px;
  border-radius: 50%;
  margin: 0 auto 10px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bad-soft);
  border: 1px solid var(--bad-line);
  color: oklch(0.85 0.10 28);
}
.osa-icon svg { width: 20px; height: 20px; }
.osa-title {
  font-size: 16px; font-weight: 600;
  color: var(--text);
  letter-spacing: -0.005em;
}
.osa-body {
  margin-top: 6px; padding: 0 6px 18px;
  font-size: 12.5px; line-height: 1.55;
  color: var(--text-dim);
  border-bottom: 1px solid oklch(1 0 0 / 0.08);
}
.osa-body span { color: var(--chirp); font-weight: 500; }
.osa-btn {
  width: calc(100% + 36px);
  margin: 0 -18px;
  padding: 12px 0;
  border: none;
  background: transparent;
  color: oklch(0.78 0.14 235);
  font-family: var(--font-sans);
  font-size: 16px; font-weight: 600;
  cursor: pointer;
}
.osa-btn:hover { background: oklch(1 0 0 / 0.04); }

/* Home bar becomes a tap target when in-app */
body.in-app .phone-homebar { cursor: pointer; }

/* ==========================================================================
   App launch / dismiss animation
   ========================================================================== */
.app { animation: appLaunch .28s cubic-bezier(.2,.7,.2,1) both; }
@keyframes appLaunch {
  from { transform: scale(1.03); }
  to   { transform: none; }
}
[hidden],
.app[hidden],
.os-home[hidden] { display: none !important; }
.hidden { display: none !important; }
body.is-locked .card, body.is-locked .phone { opacity: 0.94; }

.foot {
  position: relative; z-index: 1;
  text-align: center;
  color: var(--text-faint);
  font-size: 11.5px;
  padding: 26px 20px 30px;
  border-top: 1px solid var(--line);
  margin-top: 10px;
  letter-spacing: 0.01em;
}

/* ==========================================================================
   Modal
   ========================================================================== */
.overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: oklch(0.08 0.005 60 / 0.65);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  animation: overlayIn .2s ease both;
}
@keyframes overlayIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  width: 100%;
  max-width: 580px;
  max-height: calc(100vh - 48px);
  overflow: auto;
  background:
    radial-gradient(440px 200px at 100% 0%, oklch(0.26 0.01 50 / 0.7), transparent 70%),
    linear-gradient(180deg, oklch(0.20 0.007 60), oklch(0.155 0.005 60));
  border: 1px solid var(--line-2);
  border-radius: var(--r-xl);
  padding: 30px 30px 26px;
  box-shadow: 0 40px 100px -20px oklch(0 0 0 / 0.7),
              0 0 0 1px oklch(1 0 0 / 0.04) inset;
  animation: modalIn .28s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(8px) scale(0.985); }
  to { opacity: 1; transform: none; }
}
.modal h3 {
  margin: 0 0 14px; font-size: 20px; font-weight: 600;
  letter-spacing: -0.01em; color: var(--text);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.modal p {
  color: var(--text-dim); font-size: 14px; line-height: 1.7; margin: 8px 0;
}
.modal p .muted { color: var(--text-mute); }
.modal .actions { margin-top: 22px; display: flex; gap: 10px; justify-content: flex-end; }
.modal .actions button {
  font-family: var(--font-sans);
  font-size: 13.5px; font-weight: 500;
  padding: 9px 16px; border-radius: 9px;
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .08s;
  width: auto;
}
.modal .actions button:hover { background: var(--surface-3); }
.modal .actions button.primary {
  background: linear-gradient(180deg, var(--chirp-hi), var(--chirp));
  border-color: transparent; color: var(--chirp-ink);
  margin-top: 0;
}

.brief-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--chirp); margin: 0 0 10px;
}
.brief-list {
  list-style: none; margin: 14px 0 0; padding: 0;
  display: grid; gap: 8px;
}
.brief-list li {
  display: flex; gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 9px;
  background: oklch(1 0 0 / 0.015);
  font-size: 13px; color: var(--text-dim);
}
.brief-list li b { color: var(--text); }
.brief-list li::before {
  content: "▸"; color: var(--text-faint); margin-top: 1px;
}

#smsList { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.sms {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
}
.sms .from {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 11px; font-family: var(--font-mono);
  color: var(--text-mute); letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 4px;
}
.sms .body { color: var(--text); font-size: 14px; line-height: 1.55; }

.profile-modal-head {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 16px;
  align-items: center;
  margin-bottom: 12px;
}
.profile-modal-head h3 {
  margin-bottom: 2px;
}
.profile-handle {
  margin: 0;
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 12px;
}
.profile-bio {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.profile-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 12px 0 14px;
}
.profile-fields {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.profile-fields div {
  min-width: 0;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: oklch(1 0 0 / 0.016);
}
.profile-fields span {
  display: block;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.profile-fields b {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
}
.birthday-hit {
  color: var(--gold) !important;
}
.capture-box {
  margin-top: 16px;
  padding: 14px 14px 4px;
  border-radius: 12px;
  border: 1px solid var(--gold-line);
  background: radial-gradient(280px 110px at 0% 0%, var(--gold-soft), transparent 70%), oklch(1 0 0 / 0.015);
}
.capture-box .label {
  display: block;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 5px;
}
.capture-box strong {
  display: block;
  color: var(--text);
  font-size: 16px;
}
.capture-box .flag {
  margin-bottom: 10px;
}

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; }
.badge.gold {
  background: var(--gold-soft); border: 1px solid var(--gold-line); color: var(--gold);
}
.badge.gold::before { background: var(--gold); box-shadow: 0 0 8px var(--gold); }
.badge.normal {
  background: color-mix(in oklch, oklch(0.7 0.13 235) 12%, transparent);
  border: 1px solid color-mix(in oklch, oklch(0.7 0.13 235) 40%, transparent);
  color: oklch(0.82 0.13 235);
}
.badge.normal::before { background: oklch(0.7 0.13 235); }
.badge.fail {
  background: var(--bad-soft); border: 1px solid var(--bad-line); color: oklch(0.85 0.10 28);
}
.badge.fail::before { background: var(--bad); }

.flag {
  font-family: var(--font-mono);
  font-size: 15px; font-weight: 500;
  background: repeating-linear-gradient(90deg,
    oklch(0.11 0.005 60) 0 6px, oklch(0.10 0.005 60) 6px 12px);
  border: 1px solid var(--gold-line);
  color: var(--gold);
  padding: 16px 18px;
  border-radius: 12px;
  user-select: all;
  word-break: break-all;
  margin: 18px 0 12px;
  letter-spacing: 0.01em;
  text-shadow: 0 0 12px color-mix(in oklch, var(--gold) 30%, transparent);
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.03),
              0 14px 36px -16px color-mix(in oklch, var(--gold) 40%, transparent);
  position: relative;
}
.flag::before {
  content: "FLAG";
  position: absolute; top: -9px; left: 14px;
  font-family: var(--font-mono);
  font-size: 9.5px; letter-spacing: 0.24em;
  padding: 2px 8px; border-radius: 999px;
  background: var(--bg-deep);
  border: 1px solid var(--gold-line);
  color: var(--gold);
  text-shadow: none;
}
.modal.normal-flag .flag {
  border-color: color-mix(in oklch, oklch(0.7 0.13 235) 40%, transparent);
  color: oklch(0.82 0.13 235);
  text-shadow: 0 0 12px color-mix(in oklch, oklch(0.7 0.13 235) 30%, transparent);
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.03),
              0 14px 36px -16px color-mix(in oklch, oklch(0.7 0.13 235) 40%, transparent);
}
.modal.normal-flag .flag::before {
  border-color: color-mix(in oklch, oklch(0.7 0.13 235) 40%, transparent);
  color: oklch(0.82 0.13 235);
}
.win-hero {
  margin: 4px 0 18px;
  padding: 18px 18px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: radial-gradient(300px 120px at 0% 0%, var(--gold-soft), transparent 70%), var(--surface-2);
  display: flex; flex-direction: column; gap: 6px;
}
.modal.normal-flag .win-hero {
  background: radial-gradient(300px 120px at 0% 0%, color-mix(in oklch, oklch(0.7 0.13 235) 14%, transparent), transparent 70%), var(--surface-2);
}
.win-hero .label {
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-mute);
}
.win-hero .stat { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 2px; }
.win-hero .stat > div { display: flex; flex-direction: column; }
.win-hero .stat .k {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-faint);
}
.win-hero .stat .v {
  font-family: var(--font-mono); font-size: 18px;
  color: var(--text); font-variant: tabular-nums; margin-top: 2px;
}

.debrief-box {
  margin-top: 18px; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: 12px;
  background: oklch(1 0 0 / 0.015);
}
.debrief {
  font-size: 13px; color: var(--text-dim); line-height: 1.75; margin: 0;
}
.debrief b { color: var(--text); }

.muted { color: var(--text-mute); font-weight: 400; }

.modal::-webkit-scrollbar { width: 10px; }
.modal::-webkit-scrollbar-thumb {
  background: var(--surface-3);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
