:root {
  --canvas: #f3f6f5;
  --surface: #ffffff;
  --soft: #eef5f3;
  --ink: #10221f;
  --muted: #60716d;
  --line: #d3dfdc;
  --line-strong: #9fbbb4;
  --green: #007468;
  --green-dark: #064d47;
  --green-soft: #dceee9;
  --red: #a33d49;
  --shadow: 0 16px 40px rgba(16, 34, 31, 0.08);
}

* { box-sizing: border-box; }

html { background: var(--canvas); }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, "Noto Sans JP", "Yu Gothic UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.52; }

.contact-app { min-height: 100dvh; }

.topbar {
  min-height: 76px;
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(0, 2fr) minmax(150px, 1fr);
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--line-strong);
  background: var(--surface);
  padding: 14px clamp(18px, 4vw, 64px);
}

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 900; text-decoration: none; }
.brand-mark { width: 31px; height: 31px; display: grid; place-items: center; border: 2px solid var(--green); color: var(--green-dark); font-weight: 950; }
.title-block { min-width: 0; text-align: center; }
.title-block span, .panel-head span, .section-head span { display: block; color: var(--green); font-size: 11px; font-weight: 900; letter-spacing: 0.08em; }
h1, h2, p { margin: 0; }
h1 { margin-top: 2px; font-size: 22px; letter-spacing: 0; }
.top-state { display: flex; justify-content: flex-end; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; font-weight: 800; }

.icon-button, .secondary-button, .primary-button, .module-tab {
  min-height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font-weight: 800;
}
.icon-button { padding: 0 12px; font-size: 13px; }
.secondary-button { padding: 0 15px; }
.primary-button { border-color: var(--green-dark); background: var(--green-dark); color: #ffffff; padding: 0 17px; }
.icon-button:hover, .secondary-button:hover, .module-tab:hover { border-color: var(--green); background: var(--soft); }
.primary-button:hover { background: var(--green); }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid #9ed8cb; outline-offset: 2px; }

main { width: min(1440px, 100%); margin: 0 auto; padding: 30px clamp(18px, 4vw, 64px) 54px; }

.overview { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line-strong); background: var(--surface); }
.metric { min-width: 0; min-height: 94px; display: grid; align-content: center; gap: 3px; padding: 16px 18px; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric span { color: var(--muted); font-size: 12px; font-weight: 800; }
.metric strong { color: var(--green-dark); font-size: 30px; line-height: 1; font-weight: 900; }

.module-nav { display: flex; gap: 8px; margin: 26px 0 18px; border-bottom: 1px solid var(--line-strong); padding-bottom: 10px; }
.module-tab { min-width: 138px; padding: 0 16px; border-color: transparent; background: transparent; color: var(--muted); }
.module-tab.is-active { border-color: var(--green-dark); background: var(--green-dark); color: #ffffff; }

.module-panel { display: none; }
.module-panel.is-active { display: block; }
.workspace-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr); gap: 18px; }
.tool-panel, .ledger-panel { border: 1px solid var(--line-strong); background: var(--surface); box-shadow: var(--shadow); }
.tool-panel { padding: 22px; }
.panel-head, .section-head { display: flex; justify-content: space-between; align-items: start; gap: 16px; border-bottom: 1px solid var(--line); padding-bottom: 15px; }
.panel-head h2, .section-head h2 { margin-top: 3px; font-size: 20px; line-height: 1.2; }
.panel-head p { max-width: 230px; color: var(--muted); font-size: 12px; font-weight: 700; text-align: right; }
.panel-commands { display: flex; align-items: center; gap: 8px; }

.image-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; align-items: end; margin-top: 18px; }
.card-scan-stage { display: grid; gap: 12px; margin-top: 16px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); padding: 16px 0; }
.scan-head { display: flex; justify-content: space-between; align-items: end; gap: 14px; }
.scan-head span { color: var(--green); font-size: 11px; font-weight: 900; letter-spacing: 0.08em; }
.scan-head h3 { margin: 3px 0 0; color: var(--green-dark); font-size: 17px; line-height: 1.2; }
.scan-head > span { max-width: 260px; color: var(--muted); font-size: 12px; letter-spacing: 0; text-align: right; }
#cardScanCanvas { width: 100%; aspect-ratio: 91 / 55; display: block; border: 1px solid var(--line-strong); background: #f4f7fb; box-shadow: inset 0 0 0 2px rgba(0, 116, 104, 0.15); touch-action: none; }
.scan-controls { display: grid; grid-template-columns: 40px minmax(0, 1fr) auto; gap: 14px; align-items: end; }
.scan-zoom { display: grid; gap: 8px; }
.scan-zoom span { display: flex; justify-content: space-between; gap: 10px; }
.scan-zoom strong { color: var(--green-dark); }
input[type="range"] { padding: 0; accent-color: var(--green); }
.file-field, label { min-width: 0; display: grid; gap: 6px; color: var(--muted); font-size: 12px; font-weight: 800; }
input, select, textarea { width: 100%; min-width: 0; border: 1px solid var(--line-strong); border-radius: 4px; background: #ffffff; color: var(--ink); padding: 10px 11px; }
textarea { resize: vertical; line-height: 1.5; }
input[type="file"] { padding: 7px; color: var(--muted); }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; margin-top: 16px; }
.wide-field { margin-top: 14px; }
.form-actions { min-height: 44px; display: flex; align-items: center; gap: 12px; margin-top: 17px; }
.form-actions span { color: var(--muted); font-size: 12px; font-weight: 700; }

.active-contact-panel { display: grid; align-content: start; gap: 17px; }
.active-contact { min-height: 196px; display: grid; gap: 12px; align-content: start; border-left: 4px solid var(--green); background: var(--soft); padding: 18px; }
.active-contact h3 { margin: 0; color: var(--green-dark); font-size: 22px; line-height: 1.2; }
.active-contact dl { display: grid; grid-template-columns: 82px minmax(0, 1fr); gap: 6px 12px; margin: 0; }
.active-contact dt { color: var(--muted); font-size: 12px; font-weight: 800; }
.active-contact dd { min-width: 0; margin: 0; overflow-wrap: anywhere; font-weight: 700; }
.empty-state { color: var(--muted); font-weight: 700; }
.research-status { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding-top: 14px; color: var(--muted); font-size: 12px; font-weight: 800; }
.research-status strong { color: var(--green-dark); }
.research-result { white-space: pre-wrap; border-top: 1px solid var(--line); padding-top: 14px; font-size: 13px; line-height: 1.7; }

.ledger-panel { margin-top: 18px; padding: 20px; }
.search-field { width: min(280px, 100%); }
.contact-list, .inbound-list { display: grid; gap: 8px; margin-top: 16px; }
.contact-row, .inbound-row { width: 100%; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px; align-items: center; border: 1px solid var(--line); border-radius: 4px; background: #ffffff; padding: 14px; text-align: left; }
.contact-row:hover, .contact-row.is-selected { border-color: var(--green); background: var(--soft); }
.contact-row strong, .inbound-row strong { display: block; font-size: 15px; overflow-wrap: anywhere; }
.contact-row small, .inbound-row small { display: block; margin-top: 3px; color: var(--muted); font-weight: 700; overflow-wrap: anywhere; }
.row-state { color: var(--green-dark); font-size: 11px; font-weight: 900; text-align: right; }

.status-label { flex: 0 0 auto; border: 1px solid #d8c1c4; border-radius: 4px; background: #fff8f8; color: var(--red); padding: 4px 7px; font-size: 11px; font-weight: 900; }
.mail-preview { min-height: 250px; white-space: pre-wrap; border: 1px solid var(--line-strong); border-left: 4px solid var(--green); background: #fbfdfc; padding: 17px; font-size: 14px; line-height: 1.75; }
.timeline-panel { min-height: 100%; }
.timeline { display: grid; gap: 0; margin: 0; padding: 2px 0 0; list-style: none; }
.timeline li { position: relative; padding: 16px 0 16px 26px; border-bottom: 1px solid var(--line); }
.timeline li::before { content: ""; position: absolute; top: 21px; left: 0; width: 11px; height: 11px; border: 2px solid var(--green); background: #ffffff; }
.timeline li::after { content: ""; position: absolute; top: 34px; bottom: -1px; left: 5px; width: 2px; background: var(--line-strong); }
.timeline li:last-child::after { display: none; }
.timeline strong { display: block; font-size: 14px; }
.timeline span { display: block; color: var(--muted); font-size: 12px; font-weight: 700; }

footer { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line-strong); background: var(--surface); padding: 15px clamp(18px, 4vw, 64px); color: var(--muted); font-size: 12px; font-weight: 700; }

dialog { width: min(1080px, calc(100vw - 32px)); max-height: min(88dvh, 900px); border: 1px solid var(--line-strong); border-radius: 6px; background: var(--surface); color: var(--ink); box-shadow: 0 24px 72px rgba(16, 34, 31, 0.28); padding: 22px; }
dialog::backdrop { background: rgba(16, 34, 31, 0.48); }
.dialog-head { display: flex; justify-content: space-between; align-items: start; gap: 16px; border-bottom: 1px solid var(--line); padding-bottom: 14px; }
.dialog-head span { display: block; color: var(--green); font-size: 11px; font-weight: 900; letter-spacing: 0.08em; }
.dialog-head h2 { margin: 3px 0 0; color: var(--green-dark); font-size: 20px; line-height: 1.2; }
#savedCardImageStatus { min-height: 22px; margin: 14px 0 0; color: var(--muted); font-size: 12px; font-weight: 700; }
.saved-card-image-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 14px; }
.saved-card-image-grid figure { min-width: 0; margin: 0; }
.saved-card-image-grid figcaption { margin-bottom: 7px; color: var(--green-dark); font-size: 12px; font-weight: 900; }
.saved-card-image-grid img { display: block; width: 100%; height: auto; border: 1px solid var(--line-strong); background: #f4f7fb; }

@media (max-width: 850px) {
  .topbar { grid-template-columns: minmax(0, 1fr) auto; gap: 8px 18px; }
  .title-block { grid-column: 1 / 3; grid-row: 2; text-align: left; }
  .top-state { grid-column: 2; grid-row: 1; }
  .overview { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .workspace-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  body { font-size: 14px; }
  main { padding: 20px 14px 36px; }
  .topbar { min-height: 98px; padding: 13px 14px; }
  .title-block h1 { font-size: 20px; }
  .overview { margin: 0 -1px; }
  .metric { min-height: 78px; padding: 13px; }
  .metric strong { font-size: 25px; }
  .module-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
  .module-tab { min-width: 0; padding: 0 7px; font-size: 12px; }
  .tool-panel, .ledger-panel { padding: 16px; }
  .panel-head { align-items: center; }
  .panel-commands { min-width: 0; }
  .panel-head h2, .section-head h2 { font-size: 18px; }
  .panel-head p { display: none; }
  .image-row, .field-grid, .scan-controls { grid-template-columns: 1fr; }
  .scan-head { align-items: start; }
  .scan-head > span { max-width: none; text-align: left; }
  .secondary-button, .primary-button { width: 100%; }
  .panel-commands { display: grid; grid-template-columns: 1fr; }
  dialog { width: calc(100vw - 20px); padding: 16px; }
  .saved-card-image-grid { grid-template-columns: 1fr; }
  .form-actions { display: grid; grid-template-columns: 1fr; }
  .section-head { display: grid; }
  .search-field { width: 100%; }
  .contact-row, .inbound-row { grid-template-columns: 1fr; }
  .row-state { text-align: left; }
  footer { display: grid; gap: 4px; padding: 13px 14px; }
}