:root {
  --black: #000000;
  --thread: #f4ecdd;
  --thread-dim: #a79fb3;
  --purple: #5a14c4;
  --purple-deep: #2a0a5e;
  --stitch: #5d4a80;
  --danger: #c4425a;
  --surface: rgba(244, 236, 221, 0.04);
  --surface-border: rgba(167, 159, 179, 0.28);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { background: var(--black); }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--thread);
  font-family: "Zilla Slab", Rockwell, "Roboto Slab", Georgia, serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 55% at 50% 0%, rgba(90, 20, 196, .16), transparent 70%),
    linear-gradient(to bottom, rgba(0, 0, 0, .15) 0%, rgba(0, 0, 0, .45) 55%, rgba(0, 0, 0, .8) 100%),
    url("/velvet-background.png") center top / cover no-repeat,
    var(--black);
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: clamp(24px, 6vw, 56px) clamp(16px, 4vw, 32px) 80px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 640px;
  margin: 0 auto;
  padding: 20px clamp(16px, 4vw, 32px) 0;
}

.brand {
  font-weight: 700;
  font-size: 20px;
  color: var(--thread);
  text-decoration: none;
  letter-spacing: .02em;
}

.topbar-right { display: flex; align-items: center; gap: 14px; font-size: 14px; }
.topbar-right a { color: var(--thread-dim); text-decoration: none; }
.topbar-right a:hover { color: var(--thread); }
.username-pill {
  border: 1px solid var(--surface-border);
  border-radius: 999px;
  padding: 4px 12px;
  color: var(--thread-dim);
}

h1 { font-size: clamp(26px, 5vw, 34px); margin: 8px 0 4px; }
h2 { font-size: 20px; margin: 0 0 4px; }
p.lede { color: var(--thread-dim); margin: 0 0 32px; line-height: 1.5; }

.card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 20px;
}

label {
  display: block;
  font-size: 13px;
  color: var(--thread-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .06em;
}

input[type="email"],
input[type="text"],
input[type="tel"],
textarea {
  width: 100%;
  background: rgba(0, 0, 0, .3);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--thread);
  font-family: inherit;
  font-size: 16px;
  margin-bottom: 16px;
}
input:focus, textarea:focus, button:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--surface-border);
  background: transparent;
  color: var(--thread);
  border-radius: 8px;
  padding: 12px 20px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { border-color: var(--thread-dim); }
.btn-primary {
  background: linear-gradient(180deg, var(--purple), var(--purple-deep));
  border-color: transparent;
}
.btn-primary:hover { filter: brightness(1.1); }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-block { width: 100%; }

.error-text { color: var(--danger); font-size: 14px; margin: -8px 0 16px; }
.help-text { color: var(--thread-dim); font-size: 13px; margin-top: -8px; }

.chip {
  display: inline-block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--surface-border);
  color: var(--thread-dim);
}
.chip-secret { border-color: var(--purple); color: var(--thread); }
.chip-closed { border-color: var(--danger); color: var(--danger); }

.poll-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.poll-question { font-size: 18px; font-weight: 700; margin: 0; }

.option-row {
  position: relative;
  border: 1px solid var(--surface-border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 10px;
  cursor: pointer;
  overflow: hidden;
  background: rgba(0, 0, 0, .2);
}
.option-row.selected { border-color: var(--purple); }
.option-row .bar-fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(90, 20, 196, .35), rgba(90, 20, 196, .12));
  z-index: 0;
  transition: width .4s ease;
}
.option-row .option-content {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.option-row input[type="radio"] { accent-color: var(--purple); margin-right: 10px; }

.hidden-results {
  color: var(--thread-dim);
  font-size: 13px;
  font-style: italic;
  margin-top: 8px;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--surface-border); }
th { color: var(--thread-dim); font-weight: 500; text-transform: uppercase; font-size: 11px; letter-spacing: .05em; }

.empty-state { color: var(--thread-dim); text-align: center; padding: 48px 16px; }

.stack { display: flex; flex-direction: column; gap: 8px; }
.row { display: flex; align-items: center; gap: 8px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 8px; }

.code-input {
  letter-spacing: .5em;
  text-align: center;
  font-size: 24px;
}

/* Bottom tab bar (PWA app shell) */
body.has-tabbar .wrap { padding-bottom: calc(84px + env(safe-area-inset-bottom, 0px)); }

.tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  justify-content: space-around;
  background: rgba(8, 5, 13, 0.92);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--surface-border);
  padding: 8px 8px calc(8px + env(safe-area-inset-bottom, 0px));
}
.tabbar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  flex: 1;
  text-decoration: none;
  color: var(--thread-dim);
  font-size: 11px;
  padding: 6px 0;
  border-radius: 10px;
}
.tabbar a .tab-icon { font-size: 20px; line-height: 1; }
.tabbar a.active { color: var(--thread); }
.tabbar a.active .tab-icon { filter: drop-shadow(0 0 6px rgba(90, 20, 196, .6)); }

/* Balances */
.balance-positive { color: #7fd8a0; }
.balance-negative { color: var(--danger); }
.balance-settled { color: var(--thread-dim); }

/* Checkbox lists (member pickers) */
.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 220px;
  overflow-y: auto;
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 16px;
}
.checkbox-list label {
  display: flex;
  align-items: center;
  gap: 10px;
  text-transform: none;
  color: var(--thread);
  font-size: 15px;
  margin: 0;
}
.checkbox-list input[type="checkbox"] { accent-color: var(--purple); width: auto; }

.member-name { font-weight: 500; }
.member-sub { color: var(--thread-dim); font-size: 12px; }

.back-link { color: var(--thread-dim); text-decoration: none; font-size: 14px; display: inline-block; margin-bottom: 12px; }
.back-link:hover { color: var(--thread); }