:root {
  --bg: #f6f6f4;
  --card: #ffffff;
  --ink: #1a1a1a;
  --muted: #6b6b6b;
  --line: #e6e4df;
  --brand: #f1641e;
  --brand-ink: #ffffff;
  --good: #1f9d55;
  --bad: #e02424;
  --warn: #b7791f;
  --field: #f2f1ee;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.04);
}
/* mod AUTO: urmeaza sistemul (doar daca nu e fortat light) */
@media (prefers-color-scheme: dark) {
  :root:not([data-mode="light"]) {
    --bg: #16161a; --card: #1f1f25; --ink: #f2f2f4; --muted: #9a9aa5;
    --line: #2c2c34; --field: #26262e; --shadow: 0 1px 3px rgba(0,0,0,.4);
  }
}
/* mod fortat intunecat */
:root[data-mode="dark"] {
  --bg: #16161a; --card: #1f1f25; --ink: #f2f2f4; --muted: #9a9aa5;
  --line: #2c2c34; --field: #26262e; --shadow: 0 1px 3px rgba(0,0,0,.4);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--ink);
  padding-bottom: calc(72px + env(safe-area-inset-bottom));
}

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(env(safe-area-inset-top) + 12px) 16px 12px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 17px; }
.save-pill { font-size: 12px; color: var(--muted); background: var(--field); padding: 4px 10px; border-radius: 999px; }
.save-pill.saving { color: var(--warn); }

main { max-width: 640px; margin: 0 auto; padding: 16px; }
h1 { font-size: 22px; margin: 4px 0 2px; }
.sub { color: var(--muted); font-size: 14px; margin: 0 0 18px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; margin-bottom: 16px; }
.card h2 { font-size: 15px; margin: 0 0 14px; display: flex; align-items: center; gap: 8px; }
.card h2 .hint { font-weight: 400; color: var(--muted); font-size: 12px; margin-left: auto; }

.field { margin-bottom: 12px; }
.field:last-child { margin-bottom: 0; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
.input-wrap { position: relative; display: flex; align-items: center; }
.input-wrap .unit { position: absolute; right: 12px; color: var(--muted); font-size: 13px; pointer-events: none; }
input[type=number], input[type=text], select {
  width: 100%; font-size: 16px; color: var(--ink); background: var(--field);
  border: 1px solid transparent; border-radius: 10px; padding: 11px 12px; outline: none;
}
input:focus, select:focus { border-color: var(--brand); background: var(--card); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 380px) { .grid2 { grid-template-columns: 1fr; } }

.toggle { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.switch { position: relative; width: 46px; height: 28px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; inset: 0; background: var(--line); border-radius: 999px; transition: .2s; }
.slider::before { content: ""; position: absolute; height: 22px; width: 22px; left: 3px; top: 3px; background: #fff; border-radius: 50%; transition: .2s; }
.switch input:checked + .slider { background: var(--brand); }
.switch input:checked + .slider::before { transform: translateX(18px); }

.result { background: linear-gradient(135deg, var(--brand), #ff8a4c); color: #fff; border: none; }
.result h2 { color: rgba(255,255,255,.9); }
.result .big { font-size: 34px; font-weight: 800; letter-spacing: -1px; }
.result .big.neg { color: #ffe0e0; }
.result .margin { font-size: 15px; opacity: .95; margin-top: 2px; }
.breakdown { list-style: none; padding: 0; margin: 14px 0 0; }
.breakdown li { display: flex; justify-content: space-between; padding: 7px 0; font-size: 14px; border-top: 1px solid rgba(255,255,255,.18); }
.breakdown li.total { font-weight: 700; }
.breakdown li .val { font-variant-numeric: tabular-nums; }

.suggest { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.suggest .price { font-size: 26px; font-weight: 800; color: var(--brand); }

.tabbar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 20;
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}
.tab { appearance: none; border: none; background: none; color: var(--muted); font-size: 11px; font-weight: 600; padding: 8px 0 10px; display: flex; flex-direction: column; align-items: center; gap: 3px; cursor: pointer; }
.tab span { font-size: 20px; }
.tab.active { color: var(--brand); }

.muted { color: var(--muted); }
.soon { text-align: center; padding: 48px 16px; color: var(--muted); }
.soon .emoji { font-size: 40px; display: block; margin-bottom: 12px; }
.btn { appearance: none; border: none; background: var(--brand); color: var(--brand-ink); font-size: 15px; font-weight: 600; padding: 12px 16px; border-radius: 10px; cursor: pointer; width: 100%; }
.btn.secondary { background: var(--field); color: var(--ink); }