/* ==========================================================================
   K4Converter — money calculators (tip, discount). Mobile-first.
   Uses the design tokens from style.css (--orange, --card, --ink …).
   ========================================================================== */
.mc { display: grid; gap: 20px; }
.mc-grid { display: grid; gap: 20px; grid-template-areas: "main" "result" "more"; min-width: 0; }
.mc-main { grid-area: main; display: grid; gap: 18px; min-width: 0; }
.mc-result-col { grid-area: result; min-width: 0; }
.mc-more-col { grid-area: more; display: grid; gap: 12px; min-width: 0; }
@media (min-width: 900px) {
  .mc-grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); grid-template-areas: "main result" "more result"; align-items: start; column-gap: 28px; }
  .mc-result-col { position: sticky; top: calc(var(--header-h) + 16px); }
}

/* ---- Fields ---- */
.mc-field { display: grid; gap: 8px; min-width: 0; }
.mc-label, .mc-field > label, .mc-field > .mc-label { font-weight: 700; font-size: 0.92rem; color: var(--ink-2); display: flex; align-items: baseline; justify-content: flex-start; flex-wrap: wrap; gap: 6px; }
.mc-label small { font-weight: 600; color: var(--muted); }
.mc-input {
  width: 100%; min-width: 0; min-height: 48px; padding: 10px 14px; border-radius: 14px;
  border: 2px solid var(--ink); background: var(--bg); color: var(--ink);
  font: inherit; font-size: 1.05rem; font-weight: 700; box-shadow: 2px 2px 0 var(--ink);
  transition: box-shadow 0.2s, transform 0.2s; -webkit-appearance: none; appearance: none;
}
.mc-input::placeholder { color: var(--muted); opacity: 0.75; font-weight: 600; }
.mc-input:focus { outline: none; box-shadow: 3px 3px 0 var(--orange); transform: translate(-1px, -1px); }
.mc-input.invalid { border-color: #dc2626; box-shadow: 2px 2px 0 #dc2626; }
.mc-input-xl { font-size: 1.7rem; font-weight: 800; min-height: 64px; padding-left: 40px; }
select.mc-input { padding-right: 38px; background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%; background-size: 6px 6px; background-repeat: no-repeat; font-size: 1rem; }
[data-theme="dark"] .mc-input { border-color: var(--orange); box-shadow: 2px 2px 0 var(--orange-700); }
[data-theme="dark"] .mc-input:focus { box-shadow: 3px 3px 0 var(--amber); }
[data-theme="dark"] select.mc-input { background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); }

/* $ / % adornments */
.mc-money { position: relative; min-width: 0; }
.mc-money > span { position: absolute; z-index: 1; left: 14px; top: 50%; transform: translateY(-50%); font-weight: 800; color: var(--muted); pointer-events: none; }
.mc-money > .mc-input { padding-left: 30px; }
.mc-money > .mc-input-xl { padding-left: 40px; }
.mc-money.mc-money-r > span { left: auto; right: 14px; }
.mc-money.mc-money-r > .mc-input { padding-left: 14px; padding-right: 30px; }
.mc-money > .mc-xl-sign { font-size: 1.6rem; left: 16px; }

/* ---- Chips (radio buttons that look like pills) ---- */
.mc-chips { display: flex; flex-wrap: wrap; gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.mc-chips legend { padding: 0; margin-bottom: 8px; font-weight: 700; font-size: 0.92rem; color: var(--ink-2); width: 100%; }
.mc-chip { position: relative; }
.mc-chip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.mc-chip span {
  display: inline-flex; align-items: center; justify-content: center; min-height: 44px; min-width: 56px;
  padding: 8px 14px; border-radius: 12px; border: 1.5px solid var(--border-strong); background: var(--bg);
  font-weight: 800; font-size: 0.95rem; color: var(--ink); cursor: pointer; transition: background 0.15s, border-color 0.15s, color 0.15s; user-select: none;
}
.mc-chip span:hover { border-color: var(--orange); }
.mc-chip input:checked + span { background: var(--orange); border-color: var(--orange); color: #fff; }
:root:not([data-theme="dark"]) .mc-chip input:checked + span { background: var(--orange-700); border-color: var(--orange-700); }
.mc-chip input:focus-visible + span { outline: 3px solid var(--amber); outline-offset: 2px; }
.mc-chips-svc .mc-chip span { font-weight: 700; font-size: 0.9rem; }
.mc-custom { display: none; align-items: center; gap: 8px; flex: 1 1 120px; max-width: 160px; }
.mc-custom.active { display: flex; }
.mc-custom .mc-input { min-height: 44px; }
.mc-hint, .mc-svc-note { margin: 0; font-size: 0.86rem; color: var(--muted); }

/* ---- Segmented control ---- */
.mc-seg { display: inline-flex; border: 1.5px solid var(--border-strong); border-radius: 12px; overflow: hidden; background: var(--bg); max-width: 100%; }
.mc-seg label { position: relative; flex: 1 1 auto; }
.mc-seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.mc-seg span { display: flex; align-items: center; justify-content: center; min-height: 44px; padding: 6px 14px; font-weight: 700; font-size: 0.9rem; cursor: pointer; white-space: nowrap; color: var(--ink-2); }
.mc-seg label + label span { border-left: 1.5px solid var(--border-strong); }
.mc-seg input:checked + span { background: var(--ink); color: var(--bg); }
[data-theme="dark"] .mc-seg input:checked + span { background: var(--orange); color: #fff; }
.mc-seg input:focus-visible + span { outline: 3px solid var(--amber); outline-offset: -3px; }
.mc-seg-sm span { padding: 6px 10px; font-size: 0.85rem; }

/* ---- Stepper ---- */
.mc-stepper { display: inline-grid; grid-template-columns: 48px minmax(56px, 80px) 48px; align-items: stretch; gap: 0; border: 2px solid var(--ink); border-radius: 14px; overflow: hidden; box-shadow: 2px 2px 0 var(--ink); background: var(--bg); width: max-content; max-width: 100%; }
[data-theme="dark"] .mc-stepper { border-color: var(--orange); box-shadow: 2px 2px 0 var(--orange-700); }
.mc-stepper button { border: 0; background: transparent; font-size: 1.4rem; font-weight: 800; color: var(--ink); cursor: pointer; min-height: 48px; }
.mc-stepper button:hover { background: var(--orange-50); color: var(--orange-700); }
.mc-stepper button:focus-visible { outline: 3px solid var(--amber); outline-offset: -3px; }
.mc-stepper input { border: 0; border-left: 1.5px solid var(--border-strong); border-right: 1.5px solid var(--border-strong); background: transparent; text-align: center; font: inherit; font-size: 1.15rem; font-weight: 800; color: var(--ink); min-width: 0; width: 100%; }
.mc-stepper input:focus { outline: none; background: var(--orange-50); }
.mc-row { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: flex-end; }
.mc-row > .mc-field { flex: 1 1 180px; }

/* ---- Result card ---- */
.mc-result-card { border: 2px solid var(--ink); border-radius: var(--radius); background: var(--orange-50); padding: 18px; display: grid; gap: 14px; box-shadow: 4px 4px 0 var(--ink); }
[data-theme="dark"] .mc-result-card { border-color: var(--orange); box-shadow: 4px 4px 0 var(--orange-700); }
.mc-figs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.mc-figs > .mc-fig-wide { grid-column: 1 / -1; }
.mc-fig-wide strong { font-size: clamp(1.7rem, 7vw, 2.3rem); }
.mc-fig { display: grid; gap: 2px; padding: 12px 14px; border-radius: 14px; background: var(--card); border: 1.5px solid var(--border); min-width: 0; }
.mc-fig span { font-size: 0.8rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.mc-fig strong { white-space: nowrap; font-size: clamp(1.25rem, 5vw, 1.85rem); font-weight: 800; color: var(--ink); line-height: 1.15; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.mc-fig small { font-size: 0.82rem; color: var(--muted); font-weight: 600; }
.mc-fig-hl { background: var(--ink); border-color: var(--ink); }
.mc-fig-hl span, .mc-fig-hl small { color: rgba(255, 255, 255, 0.78); }
.mc-fig-hl strong { color: #fff; }
[data-theme="dark"] .mc-fig-hl { background: var(--orange); border-color: var(--orange); }
[data-theme="dark"] .mc-fig-hl span, [data-theme="dark"] .mc-fig-hl small { color: rgba(255, 255, 255, 0.9); }
.mc-empty { margin: 0; color: var(--muted); font-weight: 600; }
.mc .err { color: #dc2626; font-weight: 700; margin: 0; }
[data-theme="dark"] .mc .err { color: #f87171; }
.mc-notes { margin: 0; padding-left: 1.1em; display: grid; gap: 6px; font-size: 0.9rem; color: var(--ink-2); }
.mc-steps { margin: 0; padding-left: 1.3em; display: grid; gap: 4px; font-size: 0.92rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.mc-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.mc-actions .btn { min-height: 44px; }

/* ---- Tables ---- */
.mc-table-wrap { overflow-x: auto; max-width: 100%; }
.mc-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; font-variant-numeric: tabular-nums; }
.mc-table caption { text-align: left; font-weight: 800; padding: 0 0 8px; color: var(--ink-2); }
.mc-table th, .mc-table td { padding: 9px 8px; border-bottom: 1px solid var(--border); text-align: right; white-space: nowrap; }
.mc-table th:first-child, .mc-table td:first-child { text-align: left; }
.mc-table thead th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.mc-table tr.on { background: var(--orange-100); }
.mc-table tr.on th { color: var(--orange-700); }
[data-theme="dark"] .mc-table tr.on th { color: var(--amber); }
.mc-table tfoot th, .mc-table tfoot td { border-bottom: 0; font-weight: 800; }

/* ---- Collapsible sections ---- */
.mc-more { border: 1.5px solid var(--border-strong); border-radius: var(--radius); background: var(--card); }
.mc-more > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; min-height: 52px; font-weight: 800; }
.mc-more > summary::-webkit-details-marker { display: none; }
.mc-more > summary small { display: block; font-weight: 600; color: var(--muted); font-size: 0.82rem; }
.mc-more > summary::after { content: ""; width: 10px; height: 10px; border-right: 2.5px solid currentColor; border-bottom: 2.5px solid currentColor; transform: rotate(45deg); transition: transform 0.2s; flex: none; margin-right: 4px; }
.mc-more[open] > summary::after { transform: rotate(-135deg); }
.mc-more > summary:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; border-radius: var(--radius); }
.mc-more-body { padding: 4px 16px 16px; display: grid; gap: 16px; }
.mc-check { display: flex; align-items: flex-start; gap: 10px; font-size: 0.92rem; font-weight: 600; color: var(--ink-2); min-height: 44px; padding-top: 10px; cursor: pointer; }
.mc-check input { width: 22px; height: 22px; accent-color: var(--orange); flex: none; margin: 0; }

/* ---- Repeating rows ---- */
.mc-person, .mc-step, .mc-cart-row { display: grid; gap: 8px; align-items: center; }
.mc-person { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 44px; }
.mc-step { grid-template-columns: 28px minmax(0, 1fr) auto 44px; }
.mc-cart-row { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 0.7fr) 44px; }
.mc-step-n { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--orange-100); color: var(--orange-700); font-weight: 800; font-size: 0.85rem; }
[data-theme="dark"] .mc-step-n { color: var(--amber); }
.mc-icon-btn { width: 44px; height: 44px; border-radius: 12px; border: 1.5px solid var(--border-strong); background: var(--bg); color: var(--muted); font-size: 1.4rem; line-height: 1; cursor: pointer; }
.mc-icon-btn:hover { border-color: #dc2626; color: #dc2626; }
.mc-icon-btn:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
.mc-icon-spacer { width: 44px; }
.mc-list { display: grid; gap: 10px; }
.mc-add { justify-self: start; min-height: 44px; }
@media (max-width: 420px) {
  .mc-step { grid-template-columns: 24px minmax(0, 1fr) 44px; }
  .mc-step .mc-seg { grid-column: 2 / 3; grid-row: 2; width: 100%; }
  .mc-step .mc-seg label { flex: 1; }
  .mc-step .mc-icon-btn, .mc-step .mc-icon-spacer { grid-column: 3; grid-row: 1; }
  .mc-cart-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 44px; }
  .mc-cart-row .mc-c-qty { grid-column: 1; }
  .mc-cart-row .mc-icon-btn { grid-column: 3; grid-row: 1; }
}

/* ---- Tabs ---- */
.mc-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; padding: 6px; border-radius: 16px; background: var(--bg-alt); border: 1.5px solid var(--border); }
@media (min-width: 640px) { .mc-tabs { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.mc-tabs [role="tab"] { min-height: 44px; border: 0; border-radius: 12px; background: transparent; font: inherit; font-weight: 800; font-size: 0.92rem; color: var(--ink-2); cursor: pointer; padding: 8px 10px; }
.mc-tabs [role="tab"][aria-selected="true"] { background: var(--card); color: var(--orange-700); box-shadow: var(--shadow-sm); }
[data-theme="dark"] .mc-tabs [role="tab"][aria-selected="true"] { color: var(--amber); }
.mc-tabs [role="tab"]:focus-visible { outline: 3px solid var(--amber); outline-offset: 1px; }
[role="tabpanel"][hidden] { display: none !important; }
.mc-sub { margin: 0; font-size: 1.02rem; font-weight: 800; }

/* ---- Deal comparison ---- */
.mc-deals { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.mc-deal { border: 1.5px solid var(--border-strong); border-radius: 14px; padding: 14px; background: var(--card); display: grid; gap: 4px; }
.mc-deal h4 { margin: 0; font-size: 1rem; }
.mc-deal p { margin: 0; font-size: 0.92rem; color: var(--ink-2); }
.mc-deal strong { font-size: 1.25rem; }
.mc-deal.win { border: 2px solid #16a34a; background: rgba(22, 163, 74, 0.08); }
.mc-deal-tag { justify-self: start; font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }
.mc-deal.win .mc-deal-tag { color: #15803d; }
[data-theme="dark"] .mc-deal.win .mc-deal-tag { color: #4ade80; }
.mc-verdict { margin: 0; font-weight: 700; }
.mc-deal-box { display: grid; gap: 10px; padding: 14px; border-radius: 14px; border: 1.5px dashed var(--border-strong); }
.mc-deal-box h3 { margin: 0; font-size: 0.95rem; }

/* ---- Sticky mini result bar (phones) ---- */
.mc-bar {
  position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom, 0px)); z-index: 60;
  display: flex; justify-content: space-around; gap: 10px; padding: 12px 14px; border-radius: 16px;
  background: var(--ink); color: var(--bg); font-size: 0.9rem; box-shadow: 0 12px 30px -8px rgba(0, 0, 0, 0.45);
  transform: translateY(140%); opacity: 0; transition: transform 0.25s var(--ease), opacity 0.25s; pointer-events: none; border: 0; font-family: inherit; cursor: pointer;
}
.mc-bar b { font-size: 1.05rem; display: block; color: #fff; }
.mc-bar span { text-align: center; color: rgba(255, 255, 255, 0.75); }
.mc-bar.show { transform: none; opacity: 1; pointer-events: auto; }
[data-theme="dark"] .mc-bar { background: var(--orange-700); }
@media (min-width: 900px) { .mc-bar { display: none; } }
@media (prefers-reduced-motion: reduce) { .mc-bar, .mc-input, .mc-more > summary::after { transition: none; } }

/* Page content helpers */
.mc-quick-table td:last-child, .mc-quick-table th:last-child { text-align: right; }

/* Quick % buttons */
.mc-quick { display: flex; flex-wrap: wrap; gap: 8px; }
.mc-quick button { min-height: 44px; min-width: 56px; padding: 8px 12px; border-radius: 12px; border: 1.5px solid var(--border-strong); background: var(--bg); font: inherit; font-weight: 800; font-size: 0.95rem; color: var(--ink); cursor: pointer; }
.mc-quick button:hover { border-color: var(--orange); color: var(--orange-700); }
.mc-quick button:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
[data-theme="dark"] .mc-quick button:hover { color: var(--amber); }
#dc-tab-off .mc-grid { grid-template-columns: 1fr; }
@media (min-width: 900px) { #dc-tab-off .mc-grid { grid-template-columns: 1fr 1fr; } }
.mc [hidden] { display: none !important; }

@media (max-width: 420px) {
  .mc-table { font-size: 0.86rem; }
  .mc-table th, .mc-table td { padding: 8px 5px; }
  .mc-table thead th { font-size: 0.7rem; letter-spacing: 0.02em; }
  .mc-result-card { padding: 14px; }
  .mc-fig { padding: 10px 12px; }
  .mc-seg span { padding: 6px 10px; font-size: 0.85rem; }
}
/* Full-width segmented controls inside option panels (wrap long labels on phones) */
.mc-more-body .mc-seg { display: flex; width: 100%; }
.mc-more-body .mc-seg label { flex: 1 1 0; min-width: 0; }
.mc-more-body .mc-seg span { white-space: normal; text-align: center; line-height: 1.2; height: 100%; }
.mc-row > .mc-seg { flex: 0 0 auto; width: auto; }
/* Keep the site's back-to-top button clear of the sticky result bar on phones */
@media (max-width: 899px) {
  body:has(.mc-bar.show) .to-top { bottom: calc(92px + env(safe-area-inset-bottom, 0px)); }
}
/* Copy-link box */
.mc-linkbox { display: grid; gap: 6px; }
.mc-linkbox .mc-input { font-size: 0.95rem; font-weight: 600; min-height: 44px; box-shadow: none; border-width: 1.5px; }
.mc-linkbox-note { margin: 0; font-size: 0.85rem; font-weight: 700; color: #15803d; }
[data-theme="dark"] .mc-linkbox-note { color: #4ade80; }
.mc-actions .btn[hidden] { display: none; }
/* Guide pages: quick answer box in the hero, cash bills */
.mc-quick-answer { max-width: 720px; margin: 18px auto 0; padding: 14px 18px; border-radius: var(--radius); background: var(--card); border: 2px solid var(--amber); text-align: left; font-size: 1rem; line-height: 1.55; color: var(--ink-2); box-shadow: var(--shadow-sm); }
.mc-quick-answer strong { color: var(--ink); }
.mc-fig strong.mc-cash { font-size: clamp(1rem, 4vw, 1.2rem); white-space: normal; line-height: 1.3; }