html, body { min-height: 100%; }
body { margin: 0; background: var(--cream-100); background-image: var(--tex-linen); color: var(--ink-900); font-family: var(--f-body); line-break: strict; overflow-wrap: anywhere; }
[hidden] { display: none !important; }
.ops { width: min(100%, 460px); margin: 0 auto; min-height: 100dvh; display: grid; grid-template-rows: auto 1fr; }

.ops-top { position: sticky; top: 0; z-index: 3; }
.ops-top h1 { margin: 0; font-family: var(--f-title); font-weight: 700; font-size: 17px; letter-spacing: .08em; }

.ops-main { display: grid; align-content: start; gap: 16px; padding: 18px clamp(16px, 5vw, 22px) calc(28px + env(safe-area-inset-bottom, 0px)); }
.ops-lead { margin: 0; text-wrap: pretty; font-size: 14px; line-height: 1.8; color: var(--ink-700); }
.ops-h2 { margin: 0; font-family: var(--f-title); font-weight: 700; font-size: 15px; letter-spacing: .06em; }
.ops-h2 small { margin-left: 6px; font-family: var(--f-body); font-weight: 500; font-size: 12px; letter-spacing: 0; color: var(--ink-500); }
.ops-group { display: grid; gap: 8px; }
/* よくある質問 (2026-10-31): answers people can try before writing to us. Closed by default. */
.ops-faq-item { border-top: 1px dashed var(--cream-400); }
.ops-faq-item:first-child { border-top: 0; }
.ops-faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 48px; padding: 10px 14px; font-size: 14.5px; font-weight: 700; color: var(--ink-900); cursor: pointer; list-style: none; }
.ops-faq-item summary::-webkit-details-marker { display: none; }
.ops-faq-item summary::after { content: "＋"; font-size: 16px; color: var(--ink-500); }
.ops-faq-item[open] summary::after { content: "－"; }
.ops-faq-item summary:focus-visible { outline: 3px solid var(--apricot-300); outline-offset: -3px; }
.ops-faq-item p { margin: 0; padding: 0 14px 12px; text-wrap: pretty; line-break: strict; word-break: keep-all; overflow-wrap: anywhere; font-size: 13.5px; line-height: 1.8; color: var(--ink-700); }

.ops-card { display: grid; gap: 10px; padding: 14px; background: var(--cream-050); box-shadow: inset 0 0 0 2px var(--oak-500); }
.ops-card p { text-wrap: pretty; margin: 0; font-size: 14px; line-height: 1.8; }
.ops-list { display: grid; background: var(--cream-050); box-shadow: inset 0 0 0 2px var(--oak-500); }
.ops-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 10px; min-height: 52px; padding: 10px 14px; border-top: 1px dashed var(--cream-400); color: var(--ink-900); text-decoration: none; }
.ops-row:first-child { border-top: 0; }
.ops-row b { display: block; font-size: 14.5px; }
.ops-row small { display: block; margin-top: 2px; font-size: 12px; line-height: 1.6; color: var(--ink-700); }
.ops-row i { font-style: normal; font-size: 18px; color: var(--ink-500); }

.dot { display: inline-block; width: 8px; height: 8px; margin-left: 6px; vertical-align: 2px; background: var(--apricot-500); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }

.tag { display: inline-block; padding: 1px 8px; font-size: 11.5px; font-weight: 700; line-height: 1.7; white-space: nowrap; background: var(--cream-200); box-shadow: inset 0 0 0 1px var(--oak-300); }
.tag.reply { background: var(--apricot-100); box-shadow: inset 0 0 0 1px var(--apricot-700); }
.tag.done { background: var(--sage-100); box-shadow: inset 0 0 0 1px var(--sage-500); }

.pick { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.pick.two { grid-template-columns: 1fr 1fr; }
.pick label { position: relative; display: grid; place-items: center; min-height: 46px; padding: 6px 8px; text-align: center; font-size: 13.5px; font-weight: 700; line-height: 1.4; cursor: pointer;
  background: var(--cream-050); box-shadow: inset 0 0 0 2px var(--oak-300); }
.pick input { position: absolute; opacity: 0; pointer-events: none; }
.pick input:checked + span { color: var(--ink-900); }
.pick label:has(input:checked) { background: var(--apricot-100); box-shadow: inset 0 0 0 2px var(--apricot-700); }
.pick label:has(input:focus-visible) { outline: 3px solid var(--apricot-300); outline-offset: 2px; }

.ops-field { width: 100%; box-sizing: border-box; min-height: 150px; padding: 12px; resize: vertical; font: inherit; font-size: 15px; line-height: 1.7; color: var(--ink-900);
  background: var(--cream-050); border: 0; box-shadow: inset 0 0 0 2px var(--oak-500); }
.ops-field.short { min-height: 96px; }
.ops-field::placeholder { color: var(--ink-500); }
.ops-field:focus-visible { outline: 3px solid var(--apricot-300); outline-offset: 2px; }
.ops-count { justify-self: end; margin-top: -4px; font-family: var(--f-title); font-size: 12px; color: var(--ink-500); font-variant-numeric: tabular-nums; }

.ops-notes { display: grid; gap: 6px; margin: 0; padding: 0; list-style: none; }
.ops-notes li { text-wrap: pretty; display: grid; grid-template-columns: 10px 1fr; gap: 8px; font-size: 12.5px; line-height: 1.7; color: var(--ink-700); }
.ops-notes li::before { content: ""; width: 7px; height: 7px; margin-top: 7px; background: var(--sage-500); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
.ops-help { display: grid; gap: 6px; padding: 12px 14px; font-size: 12.5px; line-height: 1.7; color: var(--ink-700); background: var(--cream-200); }
.ops-help a { justify-self: start; font-weight: 700; color: var(--ink-900); text-underline-offset: 3px; }

.ops-alert { display: grid; gap: 4px; padding: 12px 14px; font-size: 13.5px; line-height: 1.7; background: var(--berry-100); box-shadow: inset 0 0 0 2px var(--berry-500); }
.ops-alert b { font-size: 14px; }

.ops-btn { display: grid; place-items: center; min-height: 52px; padding: 0 16px; border: 0; font: inherit; font-size: 16px; font-weight: 700; letter-spacing: .06em; text-decoration: none; cursor: pointer;
  color: var(--cream-050); background: var(--oak-700); box-shadow: 0 0 0 2px var(--oak-900), inset 0 -3px 0 var(--oak-900); }
.ops-btn:active { translate: 0 2px; }
.ops-btn[aria-disabled="true"], .ops-btn:disabled { color: var(--ink-500); background: var(--cream-300); box-shadow: 0 0 0 2px var(--cream-400); cursor: default; translate: none; }
.ops-btn.sub { color: var(--ink-900); background: var(--cream-050); box-shadow: inset 0 0 0 2px var(--oak-700), inset 0 -3px 0 var(--cream-300); }
.ops-btn.danger { background: var(--berry-700); box-shadow: 0 0 0 2px var(--ink-900), inset 0 -3px 0 color-mix(in srgb, var(--berry-700) 60%, var(--ink-900)); }
.ops-btn:focus-visible, .ops-link:focus-visible, .ops-row:focus-visible { outline: 3px solid var(--apricot-300); outline-offset: 3px; }
.ops-link { justify-self: center; padding: 8px 10px; border: 0; background: none; font: inherit; font-size: 13.5px; color: var(--ink-700); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.ops-link.quiet { font-size: 12.5px; color: var(--ink-500); }

.ops-done { display: grid; justify-items: center; gap: 12px; padding: 36px 8px 8px; text-align: center; }
.ops-done .mark { width: 44px; height: 44px; background: var(--sage-500); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
.ops-done h2 { margin: 0; font-family: var(--f-title); font-weight: 700; font-size: 20px; line-height: 1.6; letter-spacing: .05em; text-wrap: balance; }
.ops-done p { margin: 0; font-size: 14px; line-height: 1.85; color: var(--ink-700); }

.letter { display: grid; gap: 6px; padding: 12px 14px; background: var(--cream-050); box-shadow: inset 0 0 0 1px var(--oak-300); }
.letter header { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; color: var(--ink-700); }
.letter header b { color: var(--ink-900); font-size: 12.5px; }
.letter p { margin: 0; font-size: 14px; line-height: 1.8; white-space: pre-line; }
.letter.staff { background: var(--cream-050); box-shadow: inset 4px 0 0 var(--oak-700), inset 0 0 0 1px var(--oak-500); }

.nw { display: inline-block; white-space: nowrap; }
@media (max-width: 340px) {
  .ops-main { gap: 14px; }
  .pick label { font-size: 12.5px; }
  .ops-btn { font-size: 15px; }
}

.ops-btn.danger:disabled, .ops-btn.danger[aria-disabled="true"] { color: var(--ink-500); background: var(--cream-300); box-shadow: 0 0 0 2px var(--cream-400); cursor: default; }