:root {
  --bg: #0f1117;
  --bg2: #171a23;
  --bg3: #1f232e;
  --fg: #e8eaf0;
  --fg-dim: #9aa0ae;
  --accent: #7c5cff;
  --accent2: #4ecdc4;
  --danger: #ff5c77;
  --ok: #4ecdc4;
  --radius: 16px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0; padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  overscroll-behavior-y: none;
}

.hidden { display: none !important; }

#app { height: 100%; display: flex; flex-direction: column; }

.view { flex: 1; display: flex; flex-direction: column; height: 100%; }

/* Login */
#view-login { align-items: center; justify-content: center; padding: 24px; }
.login-card { width: 100%; max-width: 340px; text-align: center; }
.logo { font-size: 48px; }
.login-card h1 { margin: 8px 0 0; font-weight: 700; }
.sub { color: var(--fg-dim); margin: 4px 0 24px; }
.login-card input {
  width: 100%; margin: 8px 0; padding: 14px 16px;
  background: var(--bg2); border: 1px solid var(--bg3); border-radius: 12px;
  color: var(--fg); font-size: 16px; outline: none;
}
.login-card input:focus { border-color: var(--accent); }
.login-card button {
  width: 100%; margin-top: 12px; padding: 14px;
  background: var(--accent); color: #fff; border: none; border-radius: 12px;
  font-size: 16px; font-weight: 600; cursor: pointer;
}
.error { color: var(--danger); min-height: 20px; margin: 12px 0 0; }

/* Main layout */
#view-main { position: relative; }
#content { flex: 1; overflow-y: auto; padding: calc(16px + var(--safe-t)) 16px 16px; }

#tabbar {
  display: flex; flex: 0 0 auto;
  background: var(--bg2);
  border-top: 1px solid var(--bg3);
  padding-bottom: var(--safe-b);
}
#tabbar button {
  flex: 1; padding: 10px 0 8px;
  background: none; border: none; color: var(--fg-dim);
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  font-size: 11px; cursor: pointer;
}
#tabbar button .ic { font-size: 20px; }
#tabbar button.active { color: var(--accent); }

/* Chat */
.chat-messages { display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 82%; padding: 12px 14px; border-radius: 16px; white-space: pre-wrap; word-wrap: break-word; }
.msg.user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg.assistant { align-self: flex-start; background: var(--bg2); border: 1px solid var(--bg3); border-bottom-left-radius: 4px; }
.msg.briefing { align-self: flex-start; background: linear-gradient(135deg, #232636, #1a1f2b); border: 1px solid #2c3142; }
.chat-input {
  display: flex; gap: 8px; padding: 10px 16px calc(10px + var(--safe-b));
  background: var(--bg2); border-top: 1px solid var(--bg3);
}
.chat-input input {
  flex: 1; padding: 12px 14px; background: var(--bg); border: 1px solid var(--bg3);
  border-radius: 22px; color: var(--fg); outline: none;
}
.chat-input button {
  width: 44px; height: 44px; border-radius: 50%; border: none;
  background: var(--accent); color: #fff; font-size: 20px; cursor: pointer;
}
.typing { color: var(--fg-dim); font-style: italic; padding: 4px 12px; }

/* Cards */
.card {
  background: var(--bg2); border: 1px solid var(--bg3); border-radius: var(--radius);
  padding: 16px; margin-bottom: 12px;
}
.card h2 { margin: 0 0 12px; font-size: 17px; }
.list-item {
  display: flex; align-items: center; gap: 10px; padding: 12px 0;
  border-bottom: 1px solid var(--bg3);
}
.list-item:last-child { border-bottom: none; }
.list-item .txt { flex: 1; }
.list-item .txt .t { font-weight: 500; }
.list-item .txt .d { color: var(--fg-dim); font-size: 13px; }
.badge { font-size: 11px; padding: 2px 8px; border-radius: 20px; }
.badge.active { background: rgba(124,92,255,.2); color: #b39dff; }
.badge.done { background: rgba(78,205,196,.2); color: var(--ok); }
.badge.abandoned { background: rgba(255,92,119,.15); color: var(--danger); }

/* Buttons & inputs */
.btn { padding: 10px 14px; border-radius: 12px; border: 1px solid var(--bg3); background: var(--bg3); color: var(--fg); cursor: pointer; font-size: 14px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn.small { padding: 6px 10px; font-size: 13px; }
.row { display: flex; gap: 8px; align-items: center; }
.field { width: 100%; padding: 12px 14px; margin: 6px 0; background: var(--bg); border: 1px solid var(--bg3); border-radius: 12px; color: var(--fg); outline: none; }
.field:focus { border-color: var(--accent); }

.check { width: 22px; height: 22px; border-radius: 6px; border: 2px solid var(--bg3); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.check.done { background: var(--ok); border-color: var(--ok); color: #0f1117; }
.strike { text-decoration: line-through; color: var(--fg-dim); }

.header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.header h1 { font-size: 24px; margin: 0; }
.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .5px; color: var(--fg-dim); margin: 20px 0 8px; }

#toast {
  position: fixed; bottom: calc(80px + var(--safe-b)); left: 50%; transform: translateX(-50%);
  background: var(--bg3); color: var(--fg); padding: 12px 18px; border-radius: 12px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: opacity .3s; z-index: 100;
}
#toast.show { opacity: 1; }

.empty { color: var(--fg-dim); text-align: center; padding: 40px 20px; }
.score-ring { font-size: 40px; font-weight: 700; }

.muted { color: var(--fg-dim); font-size: 13px; }