:root {
    --bg: #f5f6f8;
    --surface: #ffffff;
    --text: #1c2230;
    --muted: #6b7385;
    --border: #e3e6ec;
    --primary: #2f6fed;
    --primary-hover: #1f5ad0;
    --danger: #d64545;
    --success: #1f9d63;
    --radius: 10px;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.brand {
    display: block; max-width: 720px; margin: 0 auto; padding: 14px 16px;
    font-weight: 700; color: var(--text); text-decoration: none;
}
.container { max-width: 720px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 1.6rem; margin: 16px 0; }
.muted { color: var(--muted); font-size: .9rem; }
.empty { text-align: center; margin-top: 40px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.cards { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 10px; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.heading { flex-wrap: wrap; margin-top: 8px; }
.heading h1 { margin: 8px 0; }
.grow { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.title { font-weight: 600; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.actions form { margin: 0; }
.stack { display: grid; gap: 14px; }
.stack label { display: grid; gap: 6px; font-weight: 600; }

.inline-form { display: flex; gap: 8px; margin: 16px 0; }
.inline-form input[type=text] { flex: 1; min-width: 0; }

input[type=number] { -moz-appearance: textfield; appearance: textfield; }
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Quantity input with our own up/down arrows (submit buttons, no JS) */
.stepper { position: relative; width: 96px; flex: none; }
.stepper input { width: 100%; padding-right: 34px; }
.step {
    position: absolute; right: 4px; width: 26px; height: calc(50% - 5px);
    display: flex; align-items: center; justify-content: center;
    padding: 0; border: 0; border-radius: 6px; cursor: pointer;
    background: transparent; color: var(--muted);
}
.step:hover { background: var(--bg); color: var(--primary); }
.step:active { background: var(--border); }
.step:focus-visible { outline: 2px solid var(--primary); }
.step-up { top: 4px; }
.step-down { bottom: 4px; }

input[type=text], input[type=number] {
    font: inherit; padding: 9px 12px; border: 1px solid var(--border);
    border-radius: 8px; background: var(--surface); color: var(--text);
}
input:focus { outline: 2px solid var(--primary); outline-offset: -1px; }

.btn {
    display: inline-block; font: inherit; font-weight: 600; cursor: pointer;
    padding: 9px 14px; border-radius: 8px; border: 1px solid var(--border);
    background: var(--surface); color: var(--text); text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--bg); }
.btn-sm { padding: 5px 10px; font-size: .85rem; }
.btn-ghost { border-color: transparent; background: transparent; color: var(--muted); padding-left: 0; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { background: var(--danger); border-color: var(--danger); color: #fff; }

.badge { background: var(--bg); color: var(--muted); border-radius: 999px; padding: 2px 10px; font-size: .85rem; margin-left: 6px; }

.check {
    width: 28px; height: 28px; border-radius: 50%; cursor: pointer;
    border: 2px solid var(--border); background: var(--surface);
    color: #fff; font-weight: 700; line-height: 1; padding: 0;
}
.check:hover { border-color: var(--success); }
.item.checked .check { background: var(--success); border-color: var(--success); }
.item.checked .title { text-decoration: line-through; color: var(--muted); }
.item.checked { opacity: .75; }
.item > form:first-child { margin: 0; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; font-weight: 500; }
.flash-error { background: #fdecec; color: #9b2c2c; border: 1px solid #f5c2c2; }
.flash-warning { background: #fff6e0; color: #8a5a00; border: 1px solid #f3d99a; }
.flash-success { background: #e7f6ee; color: #17714a; border: 1px solid #b9e4cf; }

@media (max-width: 480px) {
    .inline-form { flex-wrap: wrap; }
    .item .actions { flex-direction: column; align-items: stretch; }
}