:root {
  --bg: #f4f5f7;
  --ink: #171a21;
  --muted: #6b7280;
  --card: #ffffff;
  --accent: #2d6a4f;
  --accent-soft: #e8f3ee;
  --urgent: #d64545;
  --warn: #d98c2b;
  --line: #ececef;
  --radius: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.phone {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 16px) 20px 12px;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.topbar-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.avatar-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}

.screens {
  flex: 1;
  padding: 4px 16px 96px;
  position: relative;
}

.screen {
  display: flex;
  flex-direction: column;
  gap: 14px;
  animation: fade-in .18s ease;
}

.screen[hidden] {
  display: none;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 8px rgba(16, 24, 40, 0.04);
}

.card-brief {
  background: linear-gradient(135deg, var(--accent) 0%, #1b4332 100%);
  color: #fff;
}

.brief-greeting {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 700;
}

.brief-line {
  margin: 0 0 8px;
  font-size: 14px;
  opacity: 0.92;
}

.brief-priority {
  margin: 0;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.16);
  padding: 8px 10px;
  border-radius: 10px;
}

.card-title {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
}

.card-subtext {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--muted);
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.list-item {
  padding: 9px 0;
  font-size: 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
}

.list-item:last-child { border-bottom: none; }

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
  flex-shrink: 0;
}

.dot-urgent { background: var(--urgent); }
.dot-warn { background: var(--warn); }

.member {
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.member-name { font-weight: 600; }
.member-meta { font-size: 12px; color: var(--muted); }

.checkable label {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  cursor: pointer;
}

.checkable input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
}

.link-btn {
  border: none;
  background: none;
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
  padding: 0;
  cursor: pointer;
  text-align: left;
}

.add-btn {
  padding: 12px 16px;
  background: var(--card);
  border-radius: var(--radius);
  text-align: center;
}

.link-btn.primary {
  background: var(--accent);
  color: #fff;
  padding: 13px 16px;
  border-radius: 12px;
  text-align: center;
  width: 100%;
}

.card-premium {
  border: 1.5px solid var(--accent);
}

.fab {
  position: fixed;
  right: calc((100vw - min(480px, 100vw)) / 2 + 20px);
  bottom: 92px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 28px;
  line-height: 56px;
  box-shadow: 0 6px 16px rgba(45, 106, 79, 0.35);
  cursor: pointer;
  z-index: 20;
}

.bottom-nav {
  position: sticky;
  bottom: 0;
  display: flex;
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 8px 4px calc(env(safe-area-inset-bottom, 0px) + 6px);
  z-index: 10;
}

.nav-btn {
  flex: 1;
  border: none;
  background: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-size: 11px;
  color: var(--muted);
  padding: 4px 0;
  cursor: pointer;
}

.nav-icon { font-size: 20px; }

.nav-btn.active { color: var(--accent); font-weight: 700; }

.sheet-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 30;
}

.sheet-backdrop[hidden] { display: none; }

.sheet {
  width: 100%;
  max-width: 480px;
  background: #fff;
  border-radius: 20px 20px 0 0;
  padding: 8px 20px calc(env(safe-area-inset-bottom, 0px) + 20px);
  display: flex;
  flex-direction: column;
}

.sheet-handle {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--line);
  margin: 8px auto 14px;
}

.sheet-item {
  border: none;
  background: none;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.sheet-item:last-child { border-bottom: none; }

.sheet-title {
  margin: 0 0 12px;
  font-size: 16px;
}

.quickadd-input {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 15px;
  margin-bottom: 12px;
}