/* ChartFour app. Mobile first (iPhone/iPad Safari), light and dark. */
:root {
  --bg: #F9F6F1; --card: #FFFFFF; --ink: #1A1714; --muted: #6B6560; --line: #E8E0D5; --soft: #F0ECE6;
  --accent: #1A6FD4; --accent-ink: #FFFFFF; --good: #1E8A4C; --bad: #C2372B; --warn: #A87400; --gold: #C9960A;
  --radius: 14px; --tabs-h: 64px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0F0E0C; --card: #1A1714; --ink: #F0ECE6; --muted: #A39D96; --line: #2E2A26; --soft: #24201C;
    --accent: #4A94F0; --good: #3DBB72; --bad: #F06A5E; --warn: #E0B04A;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, sans-serif;
  padding-top: env(safe-area-inset-top);
}
body.no-scroll { overflow: hidden; }
a { color: var(--accent); text-decoration: none; }
h1 { font-size: 26px; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 18px; margin: 0 0 8px; }
h3 { font-size: 16px; margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }

.main { max-width: 760px; margin: 0 auto; padding: 12px 16px calc(var(--tabs-h) + 24px + env(safe-area-inset-bottom)); }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 8px 0 12px; flex-wrap: wrap; }
.page-head p { margin: 2px 0 0; width: 100%; }
.back { font-size: 17px; padding: 6px 0; }

/* Status + demo bars */
.status { position: sticky; top: 0; z-index: 20; padding: 8px 16px; font-size: 14px; background: var(--soft); border-bottom: 1px solid var(--line); text-align: center; cursor: pointer; }
.status.warn { background: #FFF4D6; color: #6B4A00; }
.status.bad { background: #FDE3E0; color: #8A1F16; }
@media (prefers-color-scheme: dark) { .status.warn { background: #3A2E10; color: #F3D27A; } .status.bad { background: #3D1714; color: #FFB4AB; } }
.demo-flag { background: var(--gold); color: #1A1714; text-align: center; font-size: 12px; font-weight: 700; padding: 3px; letter-spacing: 0.04em; }

/* KPIs */
.kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-bottom: 8px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 6px; text-align: center; }
.kpi-n { font-size: 24px; font-weight: 700; line-height: 1.1; }
.kpi-l { font-size: 11px; color: var(--muted); margin-top: 2px; }
.kpi.accent .kpi-n { color: var(--accent); } .kpi.bad .kpi-n { color: var(--bad); } .kpi.good .kpi-n { color: var(--good); }
@media (max-width: 420px) { .kpis { grid-template-columns: repeat(3, 1fr); } }

/* Sections */
.sec { display: flex; align-items: center; gap: 8px; font-size: 15px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); margin: 20px 0 8px; }
.sec span { background: var(--soft); color: var(--ink); border-radius: 10px; padding: 1px 8px; font-size: 13px; }
.sec.good { color: var(--good); } .sec.bad { color: var(--bad); } .sec.accent { color: var(--accent); } .sec.warn { color: var(--warn); }

/* Cards */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin-bottom: 10px; cursor: pointer; }
.card.compact { padding: 10px 14px; margin-bottom: 8px; }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.meta { font-size: 14px; color: var(--muted); margin-top: 4px; }
.note { font-size: 14px; margin-top: 6px; color: var(--ink); opacity: 0.85; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.warn { font-size: 13px; color: var(--warn); margin-top: 6px; }
.snz { font-size: 13px; color: var(--accent); margin-top: 4px; }
.due.over { color: var(--bad); font-weight: 600; } .due.today { color: var(--accent); font-weight: 600; }

.chip { font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; white-space: nowrap; background: var(--soft); color: var(--ink); }
.chip.s-responded, .chip.s-meeting { background: #DDF3E6; color: #155C33; }
.chip.s-won { background: #1E8A4C; color: #fff; }
.chip.s-nope { background: var(--soft); color: var(--muted); }
.chip.s-t1, .chip.s-t2, .chip.s-t3, .chip.s-final { background: #E1ECFB; color: #164F98; }
.chip.handoff { background: #FFF0C7; color: #6B4A00; }
@media (prefers-color-scheme: dark) {
  .chip.s-responded, .chip.s-meeting { background: #173A26; color: #8EE0B0; }
  .chip.s-t1, .chip.s-t2, .chip.s-t3, .chip.s-final { background: #17304F; color: #A9CBF5; }
  .chip.handoff { background: #3A2E10; color: #F3D27A; }
}

/* Buttons */
.acts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.acts.big { margin: 12px 0; }
.act, .btn {
  appearance: none; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  font: inherit; font-size: 15px; font-weight: 600; border-radius: 10px; padding: 10px 14px; min-height: 44px;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; text-decoration: none;
}
.act.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { color: var(--bad); border-color: var(--bad); background: transparent; }
.btn.small { min-height: 36px; padding: 6px 12px; font-size: 14px; }
.btn.wide { width: 100%; margin-top: 16px; }
.row-btns { display: flex; gap: 10px; margin-top: 16px; }
.row-btns .btn { flex: 1; }
.linkish { background: none; border: 0; color: var(--accent); font: inherit; padding: 12px; cursor: pointer; }

/* Forms */
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.field.hidden-field { display: none; }
.input {
  width: 100%; font: inherit; font-size: 16px; color: var(--ink); background: var(--card);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; min-height: 44px;
}
textarea.input { resize: vertical; }
.input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.search { margin-bottom: 10px; }
.check { display: flex; gap: 10px; align-items: center; font-size: 15px; }
.check input { width: 22px; height: 22px; }
.error { color: var(--bad); font-size: 14px; margin: 0; min-height: 1em; }
.label { font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
@media (max-width: 380px) { .form { grid-template-columns: 1fr; } }

/* Filters */
.chips-row { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 6px; margin: 0 -16px 8px; padding-left: 16px; padding-right: 16px; scrollbar-width: none; }
.chips-row::-webkit-scrollbar { display: none; }
.fchip { flex: none; border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 999px; padding: 7px 12px; font: inherit; font-size: 14px; cursor: pointer; }
.fchip.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.filters { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 6px; }

/* Lead page */
.lead-title { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.facts { margin: 8px 0 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 14px; }
.fact { display: grid; grid-template-columns: 120px 1fr; gap: 8px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.fact:last-child { border-bottom: 0; }
.fact dt { color: var(--muted); font-size: 14px; }
.fact dd { margin: 0; overflow-wrap: anywhere; }
.history { list-style: none; padding: 0; margin: 0; }
.history li { padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.pre { white-space: pre-wrap; font-size: 14px; color: var(--muted); }
.banner { background: var(--soft); border-radius: 10px; padding: 10px 12px; font-size: 14px; margin: 10px 0; }
.banner.bad { color: var(--bad); }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; }
.empty { text-align: center; color: var(--muted); padding: 40px 16px; }

/* Sign in */
.auth { max-width: 380px; margin: 8vh auto 0; text-align: center; }
.auth .logo { border-radius: 14px; }
.auth h1 { margin: 12px 0 16px; }
.auth .form { text-align: left; }

/* Bottom tabs */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: flex; justify-content: space-around;
  background: color-mix(in srgb, var(--card) 92%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--line); padding-bottom: env(safe-area-inset-bottom); height: calc(var(--tabs-h) + env(safe-area-inset-bottom));
}
.tabs a { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 12px; color: var(--muted); gap: 2px; }
.tabs a .ico { font-size: 20px; line-height: 1; }
.tabs a.on { color: var(--accent); font-weight: 600; }

/* Sheets (pop-ups) */
#sheet { position: fixed; inset: 0; z-index: 50; }
.sheet-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.45); }
.sheet {
  position: absolute; left: 0; right: 0; bottom: 0; max-height: 92vh; overflow-y: auto;
  background: var(--bg); border-radius: 18px 18px 0 0; padding: 18px 16px calc(18px + env(safe-area-inset-bottom));
  max-width: 640px; margin: 0 auto;
}
.sheet .field { margin-top: 12px; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button { flex: 1 1 auto; min-height: 42px; border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 10px; font: inherit; font-size: 15px; padding: 8px 10px; cursor: pointer; }
.seg button.on { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 600; }
.snooze-opts { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.snooze-row { display: flex; gap: 8px; }
.snooze-row .btn { flex: 1 0 auto; }
.snooze-row .input { flex: 1 1 0; min-width: 0; }

.toast {
  position: fixed; left: 50%; bottom: calc(var(--tabs-h) + 16px + env(safe-area-inset-bottom)); transform: translate(-50%, 20px);
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 999px; font-size: 14px; opacity: 0; pointer-events: none;
  transition: opacity 0.2s, transform 0.2s; z-index: 60; max-width: calc(100% - 32px); text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.bad { background: var(--bad); color: #fff; }