/* "How much to feed" (single product). Theme tokens only, so every palette carries it. */
.pf { margin-top: 6px; }
.pf-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.pf-for { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.pf-for strong { color: var(--ink); }
.pf-label { display: block; margin-top: 20px; font-family: var(--mono); font-size: 11px; letter-spacing: .13em; color: var(--muted); text-transform: uppercase; }

/* Weight */
.pf-weight { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.pf-step { width: 40px; height: 40px; border: 1px solid var(--rule); background: var(--white); color: var(--ink); font-size: 20px; font-weight: 700; cursor: pointer; flex: none; }
.pf-step:hover { border-color: var(--ink); }
.pf-num { display: flex; align-items: baseline; gap: 6px; }
.pf-num input { width: 84px; border: 0; background: transparent; font: 800 34px/1 var(--sans); letter-spacing: -.035em; color: var(--ink); text-align: right; padding: 0; -moz-appearance: textfield; }
.pf-num input::-webkit-inner-spin-button, .pf-num input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.pf-num span { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; color: var(--muted); }

.pf-range { -webkit-appearance: none; appearance: none; width: 100%; height: 28px; margin: 10px 0 0; background: transparent; cursor: pointer; --pf-p: 50%; }
.pf-range::-webkit-slider-runnable-track { height: 6px; background: linear-gradient(90deg, var(--blue) var(--pf-p), var(--rule) var(--pf-p)); }
.pf-range::-moz-range-track { height: 6px; background: var(--rule); }
.pf-range::-moz-range-progress { height: 6px; background: var(--blue); }
.pf-range::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; margin-top: -9px; background: var(--white); border: 3px solid var(--blue); border-radius: 50%; box-shadow: 0 1px 4px rgba(0,0,0,.18); transition: transform .12s; }
.pf-range::-moz-range-thumb { width: 18px; height: 18px; background: var(--white); border: 3px solid var(--blue); border-radius: 50%; }
.pf-range:active::-webkit-slider-thumb { transform: scale(1.15); }
.pf-range:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.pf-size { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; color: var(--muted); text-transform: uppercase; }
.pf-size span { transition: color .15s; }
.pf-size span.is-on { color: var(--blue); font-weight: 600; }

/* Weight: just the slider, the number rides on the thumb. */
.pf-wslide { position: relative; padding-top: 30px; margin-top: 2px; }
.pf-wslide .pf-range { margin-top: 0; }
.pf-bubble { position: absolute; top: 0; transform: translateX(-50%); padding: 3px 7px; background: var(--ink); color: var(--white); font: 600 12.5px/1.2 var(--mono); letter-spacing: .02em; white-space: nowrap; pointer-events: none; }
.pf-bubble::after { content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%); border: 4px solid transparent; border-top-color: var(--ink); }

/* Goal: one compact row. */
.pf-seg { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 8px; border: 1px solid var(--rule); }
.pf-seg button { height: 38px; border: 0; border-left: 1px solid var(--rule); background: var(--white); color: var(--ink); font: 600 13.5px var(--sans); cursor: pointer; }
.pf-seg button:first-child { border-left: 0; }
.pf-seg button:hover { background: var(--bg); }
.pf-seg button.is-on { background: var(--ink); color: var(--white); }
.pf-seg button:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }

/* Life stage dropdown: square like the rest of the theme, custom arrow. */
.pf-select { position: relative; margin-top: 8px; }
.pf-select select { -webkit-appearance: none; appearance: none; width: 100%; height: 46px; padding: 0 40px 0 14px; border: 1px solid var(--rule); border-radius: 0; background: var(--white); color: var(--ink); font: 600 15px var(--sans); cursor: pointer; }
.pf-select select:hover { border-color: var(--ink); }
.pf-select select:focus-visible { outline: 2px solid var(--blue); outline-offset: -1px; }
.pf-select::after { content: ""; position: absolute; right: 16px; top: 50%; width: 8px; height: 8px; border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink); transform: translateY(-70%) rotate(45deg); pointer-events: none; }
label.pf-label { cursor: default; }

/* Chips */
.pf-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.pf-chip { border: 1px solid var(--rule); background: var(--white); color: var(--ink); padding: 9px 13px; font: 600 13.5px/1.1 var(--sans); cursor: pointer; transition: background .12s, color .12s, border-color .12s; }
.pf-chip:hover { border-color: var(--ink); }
.pf-chip.is-on { background: var(--ink); border-color: var(--ink); color: var(--white); }
.pf-chip small { display: block; margin-top: 3px; font: 500 10.5px/1 var(--mono); letter-spacing: .08em; opacity: .7; }
.pf-fixed-row[hidden], .pf-goal[hidden] { display: none; }
.pf-fixed-row { display: flex; align-items: center; gap: 10px; margin-top: 12px; font-size: 14px; }
.pf-switch { position: relative; width: 42px; height: 24px; flex: none; }
.pf-switch input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.pf-switch span { position: absolute; inset: 0; background: var(--rule); border-radius: 12px; transition: background .15s; pointer-events: none; }
.pf-switch span::after { content: ""; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; background: var(--white); border-radius: 50%; transition: transform .15s; }
.pf-switch input:checked + span { background: var(--blue); }
.pf-switch input:checked + span::after { transform: translateX(18px); }
.pf-switch input:focus-visible + span { outline: 2px solid var(--blue); outline-offset: 2px; }

.pf-act { margin-top: 4px; }
.pf-act__label { font-weight: 700; font-size: 15px; margin-top: 2px; }
.pf-act__hint { font-size: 13px; color: var(--muted); }

/* Result */
.pf-result { margin-top: 24px; background: var(--blue); color: var(--on-blue); padding: 20px 22px; }
.pf-result .pd-kicker { color: var(--on-blue-soft, rgba(255,255,255,.75)); }
.pf-big { display: flex; align-items: baseline; gap: 10px; margin-top: 6px; }
.pf-big b { font: 800 52px/1 var(--sans); letter-spacing: -.04em; }
.pf-big span { font-family: var(--mono); font-size: 12px; letter-spacing: .13em; opacity: .85; }
.pf-bowl { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; min-height: 30px; }
.pf-cup { position: relative; width: 26px; height: 30px; border: 2px solid currentColor; border-top-width: 0; border-radius: 0 0 9px 9px; overflow: hidden; opacity: .95; }
.pf-cup::before { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: var(--pf-fill); background: currentColor; transition: height .25s ease; }
.pf-cup::after { content: ""; position: absolute; left: -2px; right: -2px; top: 0; border-top: 2px solid currentColor; }
.pf-facts { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 14px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; opacity: .9; }
.pf-facts b { font-weight: 600; }

/* Remember-your-dog prompt */
.pf-save { margin-top: 14px; border: 1px solid var(--rule); background: var(--white); padding: 14px 16px; animation: pf-in .25s ease; }
.pf-save[hidden] { display: none; }
.pf-save__q { font-weight: 700; font-size: 15px; }
.pf-save__form { display: flex; gap: 8px; margin-top: 10px; }
.pf-save__form input { flex: 1; min-width: 0; height: 42px; border: 1px solid var(--rule); padding: 0 12px; font: 500 15px var(--sans); background: var(--white); color: var(--ink); }
.pf-save__form input:focus { outline: 2px solid var(--blue); outline-offset: -1px; }
.pf-save__form button, .pf-save__btn { height: 42px; padding: 0 16px; border: 0; background: var(--ink); color: var(--white); font: 700 14px var(--sans); cursor: pointer; }
.pf-save__btn { margin-top: 10px; }
.pf-save__form button:disabled { opacity: .5; cursor: default; }
.pf-save__fine { margin-top: 8px; font-size: 12.5px; color: var(--muted); }
@keyframes pf-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .pf-save { animation: none; } .pf-cup::before { transition: none; } }
@media (max-width: 720px) { .pf-big b { font-size: 44px; } .pf-chip { padding: 9px 11px; } }
.pf-bowl[hidden] { display: none; }