:root {
  --bg: #fdf4f7;
  --card: #ffffff;
  --ink: #3a2230;
  --muted: #8a6f7d;
  --line: #f0dde4;
  --pink: #f7a8c4;
  --pink-strong: #e96aa0;
  --bottle: #5aa9e6;   /* fed */
  --pump: #7b5ed6;     /* pumped */
  --breast: #e8a23d;   /* breastfed */
  --good: #3aa86a;
  --warn: #d64545;
  --radius: 16px;
  --shadow: 0 2px 16px rgba(150, 60, 100, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #241620;
    --card: #321f2b;
    --ink: #f6e6ee;
    --muted: #b698a6;
    --line: #442a38;
    --pink: #f7a8c4;
    --pink-strong: #ff7eb3;
    --shadow: 0 2px 18px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

/* ---- top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px calc(10px + env(safe-area-inset-top));
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 9px; }
.brand-mark { border-radius: 8px; }
.topbar h1 { font-size: 18px; margin: 0; letter-spacing: -0.01em; }
.toolbar { display: flex; gap: 4px; }
.link {
  border: 0; background: transparent; color: var(--muted);
  font: inherit; font-weight: 600; font-size: 13px; padding: 8px 10px; border-radius: 10px; cursor: pointer;
}
.link:active { background: var(--line); }

.wrap { max-width: 560px; margin: 0 auto; padding: 14px 14px 80px; }

/* ---- cards ---- */
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

/* ---- form ---- */
.form { padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.label { font-size: 12px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.label em { text-transform: none; font-style: normal; font-weight: 500; opacity: 0.8; letter-spacing: 0; }
.row { display: flex; gap: 10px; }
.row.three > .field { flex: 1; }
input[type="text"], input[type="number"], input[type="datetime-local"] {
  width: 100%;
  padding: 12px;
  font: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1.5px solid var(--line);
  border-radius: 12px;
  outline: none;
}
input:focus { border-color: var(--pink-strong); background: var(--card); }
input[type="number"] { text-align: center; font-size: 20px; font-weight: 700; }
input[type="datetime-local"] { font-weight: 600; }

/* breastfed switch (native checkbox, styled) */
.field > .switch { display: flex; align-items: center; height: 50px; cursor: pointer; }
.switch input {
  appearance: none; -webkit-appearance: none; margin: 0;
  width: 48px; height: 28px; border-radius: 999px; background: var(--line);
  position: relative; transition: background 0.15s; flex: 0 0 auto;
}
.switch input::before {
  content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px;
  border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.25); transition: transform 0.15s;
}
.switch input:checked { background: var(--breast); }
.switch input:checked::before { transform: translateX(20px); }
.switch input:focus-visible { outline: 2px solid var(--pink-strong); outline-offset: 2px; }

.primary {
  border: 0; cursor: pointer;
  background: var(--pink-strong); color: #fff;
  font: inherit; font-weight: 700; font-size: 17px;
  padding: 15px; border-radius: 14px;
  box-shadow: 0 6px 18px rgba(233, 106, 160, 0.35);
}
.primary:active { transform: translateY(1px); }
.form-msg { margin: 0; min-height: 18px; font-size: 13px; color: var(--warn); text-align: center; }
.form-msg.ok { color: var(--good); }

/* ---- stats ---- */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 14px 0; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.stat .v { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.stat .k { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.stat.bottle .v { color: var(--bottle); }
.stat.pump .v { color: var(--pump); }
.stat.breast .v { color: var(--breast); }
.stat.net .v { color: var(--ink); }
.stat .unit { font-size: 14px; font-weight: 600; color: var(--muted); }
.stat .v.neg { color: var(--warn); }

/* ---- log ---- */
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin: 18px 2px 8px; }
.section-head h2 { font-size: 14px; margin: 0; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }
.seg { display: inline-flex; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.seg button { border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 600; font-size: 12px; padding: 6px 12px; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--pink-strong); color: #fff; }

.log { display: flex; flex-direction: column; gap: 8px; }
.empty { text-align: center; color: var(--muted); padding: 28px 12px; font-size: 14px; }

.entry { display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px; }
.when { display: flex; flex-direction: column; align-items: center; min-width: 58px; }
.when b { font-size: 17px; }
.when span { font-size: 11px; color: var(--muted); }
.body { flex: 1; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge { font-size: 13px; font-weight: 700; padding: 4px 9px; border-radius: 999px; white-space: nowrap; }
.badge.b { background: color-mix(in srgb, var(--bottle) 16%, transparent); color: var(--bottle); }
.badge.p { background: color-mix(in srgb, var(--pump) 16%, transparent); color: var(--pump); }
.badge.x { background: color-mix(in srgb, var(--breast) 18%, transparent); color: var(--breast); }
.note { font-size: 13px; color: var(--muted); word-break: break-word; }
.del { border: 0; background: transparent; color: var(--muted); font-size: 15px; cursor: pointer; padding: 6px 8px; border-radius: 8px; align-self: stretch; }
.del:active { background: var(--line); color: var(--warn); }

.footnote { text-align: center; color: var(--muted); font-size: 12px; margin-top: 18px; }
.footnote button { color: var(--muted); border: 0; background: transparent; text-decoration: underline; cursor: pointer; padding: 0; font: inherit; }