/* メールが届く仕組み。style.css と flow.css の上に重ねる */
/* 薄い文字の色を、このページだけ少し濃くする（#64748b は、背景 #f4f5f9 の上で 4.36:1 と 4.5:1 に足りないため） */
body { --muted: #5b6b80; }
.fhead p a, .srcl a, .ml-go a, .ml-psrc a, .ml-tnote a, .ml-points a, .foot p a { color: #1d4ed8; text-underline-offset: 2px; }
.hint { display: inline-block; vertical-align: middle; font-size: 10.5px; font-weight: 700; line-height: 1.5; color: #475569; background: #f8fafc; border: 1px dashed #94a3b8; border-radius: 999px; padding: 0 8px; margin-left: 6px; white-space: nowrap; }
.aitag { font-size: 12px; font-weight: 700; color: #6d28d9; background: #ede9fe; border-radius: 6px; padding: 2px 8px; margin-right: 8px; vertical-align: middle; }
.srcl { margin: 8px 0 0; font-size: 12px; color: var(--muted); }
.subh { margin: 22px 0 8px; font-size: 15.5px; display: flex; align-items: baseline; gap: 2px 8px; flex-wrap: wrap; }
.ml-sub { font-size: 12.5px; font-weight: 500; color: var(--muted); }
.ml-go { margin: 6px 0 0; font-size: 12.5px; font-weight: 700; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.ml-go a { text-decoration: none; }
.ml-go a:hover { text-decoration: underline; }
.ml-c { font: 600 .92em var(--latin); color: var(--ink); background: var(--line2); border-radius: 5px; padding: 0 4px; overflow-wrap: anywhere; }
.ml-mono { font-family: var(--latin); font-weight: 500; overflow-wrap: anywhere; }
.ml-pre { margin: 6px 0 0; background: #0f172a; color: #e2e8f0; border-radius: 10px; padding: 9px 12px; font: 500 12.5px/1.6 var(--latin); white-space: pre-wrap; overflow-wrap: anywhere; min-width: 0; }
.ml-pre code { font: inherit; }
.ml-tnote { margin: 8px 0 0; font-size: 12.5px; color: var(--muted); }
.ml-warn { margin: 10px 0 0; font-size: 13px; color: #991b1b; }
.ml-empty { margin: 0; font-size: 13px; color: var(--muted); }
.ml-mt { margin-top: 10px; }
.ml-vh { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.ml-ask { margin: 0; font-size: 13.5px; font-weight: 700; }

/* カード */
.ml-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.ml-card { padding: 12px 15px; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.ml-card h3 { margin: 0; font-size: 14.5px; display: flex; flex-wrap: wrap; align-items: center; gap: 2px 4px; }
.ml-card p { margin: 4px 0 0; font-size: 13px; color: var(--ink2); }
.ml-card .srcl, .ml-card .ml-go { margin-top: auto; padding-top: 6px; }
.ml-card .ml-go + .srcl { margin-top: 0; }
.ml-card.ai { background: #faf8ff; border-color: #dccdfb; }

/* 押す物 */
.ml-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; margin-top: 8px; }
.ml-row:first-child { margin-top: 0; }
.ml-rl { font-size: 12px; font-weight: 700; color: var(--muted); min-width: 9.5em; }
.ml-pills { display: flex; flex-wrap: wrap; gap: 6px; min-width: 0; }
.ml-pill { appearance: none; font: inherit; font-size: 12.5px; font-weight: 700; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; cursor: pointer; text-align: left; overflow-wrap: anywhere; }
.ml-pill:hover { border-color: #94a3b8; }
.ml-pill[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.ml-btn { appearance: none; font: inherit; font-size: 12.5px; font-weight: 700; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 5px 13px; cursor: pointer; }
.ml-btn:hover { border-color: #94a3b8; }
.ml-btn[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.ml-btn:disabled { color: #94a3b8; cursor: default; border-style: dashed; }
.ml-chip { appearance: none; font: inherit; font-size: 12.5px; color: var(--ink2); background: var(--line2); border: 1px solid transparent; border-radius: 999px; padding: 3px 11px; cursor: pointer; }
.ml-chip:hover { border-color: #94a3b8; color: var(--ink); }
.ml-presets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.ml-in { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.ml-in > span { font-size: 12px; font-weight: 700; color: var(--muted); }
.ml-in input, .ml-in textarea { font: 500 14px/1.5 var(--latin); color: var(--ink); background: var(--paper); border: 1px solid #94a3b8; border-radius: 10px; padding: 7px 10px; width: 100%; min-width: 0; resize: vertical; }
.ml-ch { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.ml-ch button { appearance: none; font: inherit; font-size: 12.5px; font-weight: 700; color: var(--ink); background: var(--paper); border: 1px solid #cbd5e1; border-radius: 999px; padding: 5px 13px; cursor: pointer; max-width: 100%; overflow-wrap: anywhere; text-align: left; }
.ml-ch button:hover { border-color: #64748b; }
.ml-ch button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }

/* 戻ってきたエラー */
.ml-bounce { padding: 14px 16px; }
.ml-bouts { margin-top: 10px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.ml-bres { border-radius: 12px; padding: 9px 12px; font-size: 13px; color: var(--ink2); background: var(--line2); min-width: 0; }
.ml-bres p { margin: 4px 0 0; }
.ml-bres .ml-bcode { margin: 0; display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 8px; font-weight: 700; color: var(--ink); }
.ml-bcode b { font: 600 20px var(--latin); }
.ml-bres.ok { background: #f0fdf4; }
.ml-bres.ng { background: #fef2f2; }
.ml-bres.ng .ml-bcode b { color: #b91c1c; }
.ml-bres.warn { background: #fffbeb; }
.ml-bres.warn .ml-bcode b { color: #b45309; }
.ml-bres.act { background: #eff6ff; }
.ml-bres.act .ml-bcode b { font: 700 14px var(--sans); color: #1d4ed8; }
.ml-blist { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 3px; }
.ml-blist b { display: inline-block; min-width: 3.2em; font: 600 12.5px var(--latin); color: var(--ink); }

/* 流れ */
.ml-flow { padding: 14px 16px; }
.ml-fsteps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
.ml-fstep { appearance: none; font: inherit; width: 100%; height: 100%; text-align: left; font-size: 12px; font-weight: 700; color: var(--ink2); background: var(--paper); border: 1.5px solid var(--line); border-radius: 10px; padding: 6px 8px; cursor: pointer; display: flex; flex-direction: column; gap: 2px; overflow-wrap: anywhere; }
.ml-fstep span { font: 600 11px var(--latin); color: var(--muted); }
.ml-fstep:hover { border-color: #94a3b8; }
.ml-fstep.done { background: #f0fdfa; border-color: #99f6e4; }
.ml-fstep.on { background: var(--ink); border-color: var(--ink); color: #fff; }
.ml-fstep.on span { color: #cbd5e1; }
.ml-fdet { margin-top: 12px; }
.ml-fdet h3 { margin: 0; font-size: 16px; }
.ml-fdet p { margin: 4px 0 0; font-size: 13.5px; color: var(--ink2); max-width: 60em; }
.ml-fdet .ml-frole { margin: 0; font-size: 12px; font-weight: 700; color: #0f766e; }
.ml-fnav { display: flex; gap: 6px; margin-top: 10px; }

/* 封筒と中身 */
.ml-env { padding: 12px 16px; }
.ml-ebar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 12px; }
.ml-tw { overflow-x: auto; min-width: 0; }
.ml-table { border-collapse: collapse; width: 100%; font-size: 13px; margin-top: 8px; }
.ml-table th, .ml-table td { text-align: left; padding: 7px 9px; border-bottom: 1px solid var(--line2); vertical-align: top; }
.ml-table thead th { font-size: 12px; color: var(--muted); }
.ml-table tbody th { white-space: nowrap; }
.ml-table td p { margin: 4px 0 0; color: var(--ink2); }
.ml-table code { display: block; font-size: 12.5px; background: var(--line2); border-radius: 6px; padding: 2px 7px; margin-bottom: 3px; }
.ml-table code.ml-add { background: #dcfce7; color: #14532d; }
.ml-table code.ml-gone { background: #f1f5f9; color: var(--muted); font-family: var(--sans); }

/* SPF の道具 */
.ml-spf, .ml-dmarc, .ml-guide, .ml-law, .ml-hdr { padding: 14px 16px; }
.ml-ipin { width: 10em; font: 600 13.5px var(--latin); color: var(--ink); background: var(--paper); border: 1px solid #94a3b8; border-radius: 10px; padding: 4px 9px; }
.ml-zone { margin-top: 10px; font-size: 13px; color: var(--ink2); }
.ml-zone summary { cursor: pointer; font-weight: 700; color: var(--ink); }
.ml-zone ul { margin: 6px 0 0; padding-left: 1.2em; font-family: var(--latin); font-size: 12.5px; display: grid; gap: 2px; overflow-wrap: anywhere; }
.ml-zone b { margin-right: 6px; }
.ml-zone p { margin: 6px 0 0; }
.ml-sres { margin-top: 10px; border-radius: 12px; padding: 9px 12px; font-size: 13px; }
.ml-sres p { margin: 0; }
.ml-sres p + p { margin-top: 4px; }
.ml-sres b { font: 600 17px var(--latin); margin-right: 10px; }
.ml-sres.ok { background: #f0fdf4; color: #14532d; }
.ml-sres.ng { background: #fef2f2; color: #7f1d1d; }
.ml-sres.warn { background: #fffbeb; color: #78350f; }
.ml-sres.mid { background: #f1f5f9; color: #334155; }
.ml-sres .ml-mono { font-size: 12px; color: inherit; opacity: .9; }
.ml-trace { margin: 8px 0 0; padding-left: 1.6em; display: grid; gap: 2px; font: 500 12.5px/1.6 var(--latin); color: var(--ink2); }
.ml-trace li { overflow-wrap: anywhere; }
.ml-trace li.hit { color: #14532d; font-weight: 600; }
.ml-trace li.ng { color: #b91c1c; }

/* DMARC の道具 */
.ml-dgrid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; margin-top: 12px; }
.ml-dcol { min-width: 0; }
.ml-dcol h3 { margin: 0 0 6px; font-size: 14px; }
.ml-dcol .ml-rl { min-width: 9.5em; }
.ml-rec { margin: 8px 0 0; font-size: 12.5px; background: var(--line2); border-radius: 8px; padding: 5px 9px; }
.ml-dout { margin-top: 12px; }
.ml-dlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: 13px; }
.ml-dlist li { border-radius: 8px; padding: 5px 10px; }
.ml-dlist li b { font: 600 12.5px var(--latin); margin-right: 8px; }
.ml-dlist li.ok { background: #f0fdf4; color: #14532d; }
.ml-dlist li.ng { background: #f8fafc; color: var(--ink2); }
.ml-pol { font: 600 14px var(--latin) !important; margin: 0 !important; }
.ml-dkimsig { grid-column: 1 / -1; }
.ml-dkimsig .ml-table tbody th { width: 18em; }

/* ヘッダーの練習 */
.ml-tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.ml-tabs button { appearance: none; font: inherit; font-size: 12.5px; font-weight: 700; color: var(--ink2); background: var(--paper); border: 1px solid var(--line); border-radius: 10px 10px 0 0; padding: 6px 12px; cursor: pointer; }
.ml-tabs button[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.ml-hpanel { margin-top: 8px; }
.ml-hcols { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 14px; }
.ml-rawfig { margin: 0; min-width: 0; }
.ml-rawfig figcaption { margin: 0 0 4px; }
.ml-raw { margin: 0; background: #0f172a; color: #cbd5e1; border-radius: 10px; padding: 10px 12px; font: 500 12.5px/2 var(--latin); white-space: pre-wrap; overflow-wrap: anywhere; min-width: 0; }
.ml-tok { appearance: none; font: inherit; line-height: 20px; min-height: 24px; color: #fde68a; background: rgba(250, 204, 21, .12); border: 0; border-bottom: 1px dashed #facc15; border-radius: 3px; padding: 2px 3px 1px; cursor: pointer; text-align: left; overflow-wrap: anywhere; }
.ml-tok:hover { background: rgba(250, 204, 21, .25); }
.ml-tok.on { background: #facc15; color: #0f172a; }
.ml-hside { min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.ml-hpart { background: var(--line2); border-radius: 12px; padding: 10px 13px; font-size: 13px; color: var(--ink2); }
.ml-hpart h4 { margin: 0; font-size: 14px; color: var(--ink); display: flex; flex-wrap: wrap; align-items: center; }
.ml-hpart p { margin: 4px 0 0; }
.ml-hq { border: 1px solid var(--line); border-radius: 12px; padding: 10px 13px; }
.ml-why { margin-top: 8px; font-size: 13px; color: var(--ink2); border-radius: 10px; padding: 8px 10px; }
.ml-why.ok { background: #f0fdf4; }
.ml-why.ng { background: #fef2f2; }
.ml-why p { margin: 4px 0 0; }
.ml-score { margin: 10px 0 0; font-size: 14px; }
.ml-score:empty { display: none; }
.ml-score b { font-family: var(--latin); font-size: 18px; color: #0f766e; }

/* ガイドラインのチェック */
.ml-guide input[type="range"] { width: min(320px, 100%); accent-color: #0d9488; }
.ml-rate { font: 600 16px var(--latin); }
.ml-gout { margin-top: 12px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.ml-gcol { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; min-width: 0; display: flex; flex-direction: column; }
.ml-gcol h3 { margin: 0 0 6px; font-size: 14.5px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 8px; }
.ml-gcol h3 span { font-size: 11.5px; border-radius: 999px; padding: 1px 9px; }
.ml-gcol h3 span.ok { background: #dcfce7; color: #166534; }
.ml-gcol h3 span.ng { background: #fee2e2; color: #991b1b; }
.ml-gcol ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; font-size: 13px; }
.ml-gcol li { display: grid; grid-template-columns: 1.4em minmax(0, 1fr); gap: 2px; color: var(--ink2); }
.ml-gcol li > span:first-child { font-weight: 700; }
.ml-gcol li.ok > span:first-child { color: #15803d; }
.ml-gcol li.ng { color: #7f1d1d; }
.ml-gcol li.ng > span:first-child { color: #b91c1c; }
.ml-gcol li.warn > span:first-child { color: #b45309; }
.ml-gcol li.na { color: var(--muted); }
.ml-gcol .srcl { margin-top: auto; padding-top: 6px; }

/* Laravel */
.ml-lv { display: grid; gap: 10px; }
.ml-ccard { padding: 12px 15px; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.ml-ccard h3 { margin: 0; font-size: 15px; }
.ml-file { margin: 0; font: 500 12px var(--latin); color: var(--muted); overflow-wrap: anywhere; }
.ml-cc2 { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 14px; }
.ml-points { margin: 6px 0 0; padding-left: 1.2em; display: grid; gap: 6px; font-size: 13px; color: var(--ink2); }
.ml-psrc { font-size: 12px; color: var(--muted); }

/* 特定電子メール法の判定 */
.ml-trail { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 4px; }
.ml-trail:empty { display: none; }
.ml-trail li { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 10px; font-size: 13px; background: var(--line2); border-radius: 10px; padding: 6px 10px; }
.ml-trail li span { color: var(--muted); }
.ml-trail li b { color: var(--ink); }
.ml-back { padding: 2px 10px; font-size: 11.5px; margin-left: auto; }
.ml-lq { margin-top: 10px; }
.ml-lnote { margin: 4px 0 0; font-size: 12.5px; color: var(--muted); }
.ml-lres { margin-top: 10px; border-radius: 12px; padding: 10px 13px; font-size: 13px; }
.ml-lres h3 { margin: 0; font-size: 15px; }
.ml-lres p { margin: 4px 0 0; }
.ml-lres ul { margin: 4px 0 0; padding-left: 1.2em; display: grid; gap: 3px; }
.ml-lres li b { margin-right: 8px; }
.ml-lres.ok { background: #f0fdf4; color: #14532d; }
.ml-lres.warn { background: #fffbeb; color: #78350f; }
.ml-lres.ng { background: #fef2f2; color: #7f1d1d; }
.ml-lduty { font-weight: 700; }
.ml-lbar { margin-top: 10px; }

/* チェックリスト */
.cklist { padding: 10px 16px; }
.ckgrid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 4px 22px; }
.ckgrid h3 { margin: 4px 0 4px; font-size: 14.5px; }
.mlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.mlist label { display: flex; gap: 9px; align-items: flex-start; font-size: 13.5px; cursor: pointer; padding: 5px 0; }
.mlist input { flex: none; width: 17px; height: 17px; margin: 2px 0 0; accent-color: #0d9488; cursor: pointer; }
.mlist input:checked + span { color: var(--muted); text-decoration: line-through; }
.ckfoot { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.ckcount { font-family: var(--latin); font-size: 13px; color: var(--muted); }
.ckreset { appearance: none; border: 1px solid var(--line); background: var(--paper); border-radius: 999px; padding: 5px 12px; font: inherit; font-size: 12.5px; font-weight: 700; color: var(--ink2); cursor: pointer; }

.ml-pill:focus-visible, .ml-btn:focus-visible, .ml-chip:focus-visible, .ml-ch button:focus-visible, .ml-fstep:focus-visible, .ml-tabs button:focus-visible, .ml-tok:focus-visible, .ml-in input:focus-visible, .ml-in textarea:focus-visible, .ml-ipin:focus-visible, .ml-guide input:focus-visible, .ml-zone summary:focus-visible, .ml-lres h3:focus-visible, .ml-go a:focus-visible, .srcl a:focus-visible, .ml-psrc a:focus-visible, .fhead p a:focus-visible, .mlist input:focus-visible, .ckreset:focus-visible { outline: 3px solid #2563eb; outline-offset: 2px; }

@media (max-width: 1100px) {
  .ml-grid, .ml-gout { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ml-fsteps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .ml-hcols, .ml-cc2, .ml-dgrid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .ml-grid, .ml-gout, .ml-bouts, .ckgrid { grid-template-columns: minmax(0, 1fr); }
  .ml-fsteps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ml-rl, .ml-dcol .ml-rl { min-width: 0; width: 100%; }
  .ml-pre, .ml-raw { font-size: 12px; }
  .ml-back { margin-left: 0; }
}