/* ============================================================
   Meishi - Premium SaaS style
   White base + fresh blue accent + precision details
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Brand color */
  --blue-50:  #EEF4FF;
  --blue-100: #DBE8FE;
  --blue-200: #BFD4FE;
  --blue-300: #93B6FD;
  --blue-400: #608EFA;
  --blue-500: #3B6FF5;
  --blue-600: #2556E8;
  --blue-700: #1A45D1;
  --blue-800: #1B3BA5;
  --blue-900: #1C3685;

  --accent: var(--blue-600);
  --accent-hover: var(--blue-700);
  --accent-light: var(--blue-50);
  --accent-light-2: var(--blue-100);
  --accent-strong: var(--blue-800);

  /* Neutrals - Stripe / Linear inspired */
  --gray-0:  #FFFFFF;
  --gray-25: #FCFCFD;
  --gray-50: #F9FAFB;
  --gray-100:#F2F4F7;
  --gray-150:#EAECF0;
  --gray-200:#D0D5DD;
  --gray-300:#98A2B3;
  --gray-400:#667085;
  --gray-500:#475467;
  --gray-600:#344054;
  --gray-700:#1D2939;
  --gray-800:#101828;

  --bg-page: var(--gray-50);
  --bg-surface: var(--gray-0);
  --bg-muted: var(--gray-100);
  --bg-hover: rgba(16, 24, 40, 0.035);
  --bg-selected: var(--blue-50);

  --text-primary: var(--gray-800);
  --text-secondary: var(--gray-500);
  --text-tertiary: var(--gray-400);
  --text-subtle: var(--gray-300);
  --text-accent: var(--accent);

  --border: rgba(16, 24, 40, 0.08);
  --border-hover: rgba(16, 24, 40, 0.16);
  --border-strong: rgba(16, 24, 40, 0.24);
  --border-accent: var(--blue-400);

  --success: #12B76A;
  --success-bg: #ECFDF3;
  --danger: #F04438;
  --danger-bg: #FEF3F2;
  --warning: #F79009;
  --warning-bg: #FFFAEB;

  /* Radius */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-2xl: 20px;

  /* Shadows - precision layered */
  --sh-xs: 0 1px 2px rgba(16, 24, 40, 0.05);
  --sh-sm: 0 1px 3px rgba(16, 24, 40, 0.10), 0 1px 2px rgba(16, 24, 40, 0.06);
  --sh-md: 0 4px 8px -2px rgba(16, 24, 40, 0.10), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
  --sh-lg: 0 12px 16px -4px rgba(16, 24, 40, 0.08), 0 4px 6px -2px rgba(16, 24, 40, 0.03);
  --sh-xl: 0 20px 24px -4px rgba(16, 24, 40, 0.08), 0 8px 8px -4px rgba(16, 24, 40, 0.03);

  --ring: 0 0 0 4px rgba(37, 86, 232, 0.12);
  --ring-sm: 0 0 0 3px rgba(37, 86, 232, 0.14);

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --dur-fast: 120ms;
  --dur-mid: 200ms;
  --dur-slow: 320ms;

  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", sans-serif;
  --font-jp: "Noto Sans JP", -apple-system, "Hiragino Sans", sans-serif;

  /* Layout */
  --top-bar-h: 56px;
  --search-h: 60px;
  --filter-h: 48px;
}

html, body {
  height: 100%;
  font-family: var(--font-sans);
  font-feature-settings: "cv11", "ss01";
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  padding: 0;
}
input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: var(--text-primary);
}
a { color: inherit; text-decoration: none; }

::selection {
  background: var(--blue-200);
  color: var(--blue-900);
}

/* ============================================================
   Gate page (会社選択・ログイン)
   ============================================================ */
.gate-page { min-height: 100vh; background: var(--gray-50); }

.gate-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 800px 600px at 20% 0%, rgba(59, 111, 245, 0.06), transparent 60%),
    radial-gradient(ellipse 600px 500px at 100% 100%, rgba(37, 86, 232, 0.04), transparent 60%),
    var(--gray-50);
}

.gate-container {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.gate-card-wrap {
  width: 100%;
  max-width: 420px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-2xl);
  box-shadow: var(--sh-xl);
  padding: 2.5rem 2.25rem 2rem;
  position: relative;
  animation: gate-enter 420ms var(--ease) both;
}

@keyframes gate-enter {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.gate-back {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--r-md);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--dur-fast) var(--ease);
}
.gate-back:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.gate-back svg { color: var(--text-tertiary); }

.gate-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.gate-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 1.5rem;
}
.gate-brand-text {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--blue-600), var(--blue-800));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--sh-md);
  position: relative;
}
.brand-logo::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25);
  pointer-events: none;
}
.brand-logo-sm {
  width: 32px;
  height: 32px;
  border-radius: var(--r-sm);
}

.gate-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.gate-sub {
  font-size: 13px;
  color: var(--text-tertiary);
}

.tenant-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 1.5rem;
}

.tenant-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: all var(--dur-mid) var(--ease);
  cursor: pointer;
  position: relative;
  opacity: 0;
  animation: slide-up 420ms var(--ease) both;
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tenant-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-1px);
  box-shadow: var(--sh-md), 0 0 0 4px var(--accent-light);
}
.tenant-card:active {
  transform: translateY(0);
}

.tenant-initial {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: var(--accent-light);
  color: var(--accent-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
  font-family: var(--font-jp);
}
.tenant-initial.large {
  width: 52px;
  height: 52px;
  border-radius: var(--r-lg);
  font-size: 22px;
  margin: 0 auto 1rem;
  box-shadow: var(--sh-sm);
}

.tenant-body { flex: 1; min-width: 0; }
.tenant-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.005em;
  font-family: var(--font-jp);
}
.tenant-hint {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 2px;
}
.tenant-arrow {
  color: var(--text-subtle);
  flex-shrink: 0;
  transition: all var(--dur-mid) var(--ease);
}
.tenant-card:hover .tenant-arrow {
  color: var(--accent);
  transform: translateX(2px);
}

.gate-footer {
  text-align: center;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.gate-footer-text {
  font-size: 11px;
  color: var(--text-subtle);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Login form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.input-group input[type="password"] {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  background: var(--bg-surface);
  font-size: 15px;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.input-group input[type="password"]:hover {
  border-color: var(--border-hover);
}
.input-group input[type="password"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--ring);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--r-md);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  box-shadow: var(--sh-sm), inset 0 1px 0 rgba(255,255,255,0.15);
  transition: all var(--dur-fast) var(--ease);
  position: relative;
  overflow: hidden;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  box-shadow: var(--sh-md), inset 0 1px 0 rgba(255,255,255,0.15);
  transform: translateY(-1px);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary .btn-arrow { transition: transform var(--dur-mid) var(--ease); }
.btn-primary:hover:not(:disabled) .btn-arrow { transform: translateX(3px); }

.btn-primary.is-loading .btn-text::after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 6px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.err-msg {
  color: var(--danger);
  font-size: 12.5px;
  font-weight: 500;
  min-height: 1.2em;
  text-align: center;
}

.muted-msg {
  color: var(--text-tertiary);
  font-size: 13px;
  text-align: center;
  padding: 1rem;
}

.skel-card {
  height: 68px;
  background: linear-gradient(
    90deg,
    var(--gray-100) 0%,
    var(--gray-150) 50%,
    var(--gray-100) 100%
  );
  background-size: 200% 100%;
  border-radius: var(--r-lg);
  animation: shimmer 1.8s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================
   App page - Main layout
   ============================================================ */
.app-page {
  background: var(--bg-page);
}

.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
}

/* Top bar */
.top-bar {
  height: var(--top-bar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  position: relative;
  z-index: 10;
}
.top-bar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.top-bar-title-group { line-height: 1.2; min-width: 0; }
.top-bar-title {
  font-family: var(--font-jp);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.005em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 30vw;
}
.top-bar-count {
  font-size: 11.5px;
  color: var(--text-tertiary);
  font-feature-settings: "tnum";
  letter-spacing: 0.02em;
}
.top-bar-right {
  display: flex;
  gap: 6px;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border-radius: var(--r-md);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--dur-fast) var(--ease);
  border: 1px solid transparent;
}
.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.btn-ghost:active { transform: scale(0.98); }
.btn-ghost svg { color: var(--text-tertiary); transition: color var(--dur-fast); }
.btn-ghost:hover svg { color: var(--text-primary); }

/* Search */
.search-wrap {
  padding: 12px 16px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  height: var(--search-h);
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.search-field {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: all var(--dur-fast) var(--ease);
  height: 36px;
}
.search-field:hover { border-color: var(--border-hover); }
.search-field:focus-within {
  border-color: var(--accent);
  background: var(--bg-surface);
  box-shadow: var(--ring);
}
.search-icon { color: var(--text-tertiary); flex-shrink: 0; }
.search-field input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  height: 100%;
  outline: none;
}
.search-field input::placeholder { color: var(--text-tertiary); }
.kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  box-shadow: var(--sh-xs);
}

/* Filter row */
.filter-row {
  height: var(--filter-h);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.filter-row::-webkit-scrollbar { display: none; }
.filter-sep {
  width: 1px;
  height: 16px;
  background: var(--border);
  margin: 0 4px;
  flex-shrink: 0;
}
.tag-filter-group {
  display: flex;
  gap: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: all var(--dur-fast) var(--ease);
  flex-shrink: 0;
  line-height: 1;
}
.chip:hover {
  background: var(--bg-hover);
  border-color: var(--border-hover);
  color: var(--text-primary);
}
.chip svg { color: var(--text-tertiary); }
.chip:hover svg { color: var(--text-primary); }
.chip.chip-active {
  background: var(--blue-50);
  color: var(--blue-800);
  border-color: var(--blue-200);
}
.chip.chip-active svg { color: var(--blue-700); }

.chip-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 16px;
  padding: 0 4px;
  background: rgba(16,24,40, 0.06);
  border-radius: 4px;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-secondary);
  font-feature-settings: "tnum";
  margin-left: 2px;
}
.chip.chip-active .chip-count {
  background: rgba(27, 59, 165, 0.12);
  color: var(--blue-800);
}

/* 担当者フィルター chip (v6.8) */
.chip.chip-assigned {
  border-color: var(--green-200, #bbf7d0);
  color: var(--text-secondary);
}
.chip.chip-assigned:hover {
  background: var(--green-50, #f0fdf4);
  border-color: var(--green-300, #86efac);
  color: var(--green-800, #166534);
}
.chip.chip-assigned svg {
  color: var(--green-500, #22c55e);
}
.chip.chip-assigned.chip-active {
  background: var(--green-50, #f0fdf4);
  color: var(--green-800, #166534);
  border-color: var(--green-400, #4ade80);
}
.chip.chip-assigned.chip-active svg {
  color: var(--green-700, #15803d);
}
.chip.chip-assigned.chip-active .chip-count {
  background: rgba(22, 101, 52, 0.12);
  color: var(--green-800, #166534);
}

/* Main grid */
.main-grid {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(300px, 1fr) minmax(440px, 1.3fr);
  gap: 0;
  overflow: hidden;
  background: var(--bg-page);
}

.pane {
  background: var(--bg-surface);
  overflow-y: auto;
}
.pane-list {
  border-right: 1px solid var(--border);
}
.pane-detail {
  padding: 0;
}

/* Skeleton list */
.skel-list { padding: 12px 16px; }
.skel-group-header {
  height: 14px;
  width: 160px;
  background: var(--gray-100);
  border-radius: 4px;
  margin: 14px 0 10px;
  animation: shimmer 1.8s infinite;
  background: linear-gradient(90deg, var(--gray-100) 0%, var(--gray-150) 50%, var(--gray-100) 100%);
  background-size: 200% 100%;
}
.skel-row {
  height: 56px;
  background: var(--gray-100);
  border-radius: var(--r-md);
  margin-bottom: 6px;
  animation: shimmer 1.8s infinite;
  background: linear-gradient(90deg, var(--gray-100) 0%, var(--gray-150) 50%, var(--gray-100) 100%);
  background-size: 200% 100%;
}

/* Company group */
.company-group + .company-group { margin-top: 4px; }

.company-group-head {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px 6px;
  background: var(--bg-surface);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
}
.company-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--blue-400);
}
.company-name {
  font-family: var(--font-jp);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.company-count {
  font-size: 10.5px;
  font-weight: 500;
  color: var(--text-tertiary);
  font-feature-settings: "tnum";
  flex-shrink: 0;
}

/* Person row */
.row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
  position: relative;
}
.row:hover { background: var(--bg-hover); }
.row.row-active {
  background: var(--accent-light);
}
.row.row-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-jp);
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
  transition: all var(--dur-mid) var(--ease);
  letter-spacing: 0.01em;
}
.row-body { flex: 1; min-width: 0; }
.row-name {
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.005em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.row-role {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.row-note-icon {
  color: var(--text-subtle);
  flex-shrink: 0;
  opacity: 0.9;
}
.row.row-active .row-note-icon { color: var(--accent); }

/* Search highlight */
.hl {
  background: #FEF5A5;
  color: inherit;
  padding: 0 2px;
  border-radius: 2px;
  font-weight: 500;
}

/* ============================================================
   Detail view
   ============================================================ */
.detail-empty {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--text-tertiary);
  padding: 2rem;
}
.detail-empty-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--r-lg);
  background: var(--gray-50);
  border: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-subtle);
}
.detail-empty-text { font-size: 13px; }

.detail-body {
  padding: 32px 36px;
  max-width: 720px;
  margin: 0 auto;
  animation: fade-in 240ms var(--ease) both;
}
@keyframes fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.detail-head {
  display: flex;
  gap: 18px;
  padding-bottom: 24px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.detail-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-jp);
  font-size: 22px;
  font-weight: 600;
  flex-shrink: 0;
  box-shadow: var(--sh-sm);
}
.detail-id { flex: 1; min-width: 0; padding-top: 4px; }
.detail-name {
  font-family: var(--font-jp);
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
}
.detail-role {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 3px;
  font-family: var(--font-jp);
}
.detail-company {
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-top: 10px;
}

.quick-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.quick-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--dur-fast) var(--ease);
}
.quick-btn:hover {
  background: var(--accent-light);
  border-color: var(--blue-200);
  color: var(--blue-800);
  box-shadow: var(--sh-xs);
}
.quick-btn svg { color: var(--text-tertiary); flex-shrink: 0; }
.quick-btn:hover svg { color: var(--blue-700); }

.detail-section {
  margin-bottom: 24px;
}
.section-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.section-action {
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  text-transform: none;
  letter-spacing: 0;
  padding: 4px 8px;
  border-radius: var(--r-sm);
  transition: background var(--dur-fast) var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.section-action:hover { background: var(--accent-light); }

.field-list {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.field-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  padding: 10px 14px;
  font-size: 13.5px;
  border-bottom: 1px solid var(--border);
}
.field-row:last-child { border-bottom: none; }
.field-label {
  color: var(--text-tertiary);
  font-size: 12px;
  font-weight: 500;
  padding-top: 1px;
}
.field-value {
  color: var(--text-primary);
  word-break: break-word;
  font-family: var(--font-jp);
}
.field-value a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.field-value a:hover { text-decoration: underline; }

/* Notes */
.note-area {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  min-height: 60px;
  cursor: text;
  position: relative;
  transition: all var(--dur-fast) var(--ease);
}
.note-area:hover { border-color: var(--border-hover); }
.note-display {
  font-family: var(--font-jp);
  font-size: 13.5px;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 38px;
  line-height: 1.6;
}
.note-display.is-empty {
  color: var(--text-tertiary);
  font-style: normal;
}

.note-editor {
  width: 100%;
  border: none;
  outline: none;
  resize: vertical;
  font-family: var(--font-jp);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-primary);
  background: transparent;
  min-height: 80px;
  padding: 0;
}

.note-toolbar {
  display: flex;
  gap: 6px;
  margin-top: 10px;
  justify-content: flex-end;
}

.btn-sm {
  padding: 5px 11px;
  border-radius: var(--r-sm);
  font-size: 12px;
  font-weight: 500;
  transition: all var(--dur-fast) var(--ease);
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
}
.btn-sm:hover { background: var(--bg-hover); color: var(--text-primary); border-color: var(--border-hover); }
.btn-sm.btn-sm-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-sm.btn-sm-primary:hover { background: var(--accent-hover); }

.add-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-md);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--dur-fast) var(--ease);
  cursor: pointer;
  width: 100%;
  justify-content: center;
}
.add-btn:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  border-style: solid;
  color: var(--accent-strong);
}
.add-btn svg { color: var(--text-tertiary); }
.add-btn:hover svg { color: var(--accent); }

/* Tags */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px 4px 10px;
  background: var(--blue-50);
  color: var(--blue-800);
  border: 1px solid var(--blue-100);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  transition: all var(--dur-fast) var(--ease);
}
.tag:hover { background: var(--blue-100); }
.tag-prefix { color: var(--blue-500); font-weight: 600; }
.tag-delete {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-500);
  transition: all var(--dur-fast) var(--ease);
  margin-left: 2px;
}
.tag-delete:hover { background: rgba(27, 59, 165, 0.15); color: var(--blue-800); }

.tag-input-wrap {
  display: inline-flex;
  align-items: center;
  padding: 0 6px 0 10px;
  background: var(--bg-surface);
  border: 1px solid var(--accent);
  border-radius: 999px;
  font-size: 12px;
  box-shadow: var(--ring-sm);
  min-width: 120px;
}
.tag-input-wrap .tag-prefix { margin-right: 2px; }
.tag-input {
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-jp);
  font-size: 12px;
  width: 100%;
  padding: 4px 0;
  color: var(--text-primary);
}

/* Mobile */
.mobile-sheet {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg-surface);
  z-index: 100;
  flex-direction: column;
  animation: sheet-in var(--dur-slow) var(--ease) both;
}
@keyframes sheet-in {
  from { transform: translateX(8%); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}
.mobile-sheet.is-open { display: flex; }
.mobile-sheet-head {
  height: var(--top-bar-h);
  padding: 0 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.mobile-sheet-body {
  flex: 1;
  overflow-y: auto;
}

/* Utilities */
.empty-text {
  padding: 40px 24px;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 13px;
}

/* Scrollbars - refined */
.pane::-webkit-scrollbar,
.mobile-sheet-body::-webkit-scrollbar { width: 8px; }
.pane::-webkit-scrollbar-thumb,
.mobile-sheet-body::-webkit-scrollbar-thumb {
  background: var(--gray-200);
  border: 2px solid var(--bg-surface);
  border-radius: 999px;
}
.pane::-webkit-scrollbar-thumb:hover,
.mobile-sheet-body::-webkit-scrollbar-thumb:hover { background: var(--gray-300); }
.pane::-webkit-scrollbar-track,
.mobile-sheet-body::-webkit-scrollbar-track { background: transparent; }

/* Responsive */
@media (max-width: 860px) {
  .main-grid {
    grid-template-columns: 1fr;
  }
  .pane-detail { display: none; }
  .pane-list { border-right: none; }
  .kbd { display: none; }
  .btn-ghost-label { display: none; }
  .top-bar-title { max-width: 50vw; }
  .search-wrap { padding: 10px 12px; }
  .filter-row { padding: 0 12px; }
  .detail-body { padding: 20px 18px; }
  .field-row { grid-template-columns: 80px 1fr; }
  .detail-avatar { width: 56px; height: 56px; font-size: 20px; }
  .detail-name { font-size: 19px; }
}

/* ============================================================
   Field editing (v4)
   ============================================================ */

/* Editable field row */
.field-row.is-editable { position: relative; }
.field-row.is-editable:hover {
  background: var(--gray-25);
  cursor: text;
}
.field-row.is-editable:hover .field-edit-icon {
  opacity: 1;
}
.field-edit-icon {
  opacity: 0;
  color: var(--text-tertiary);
  transition: opacity var(--dur-fast) var(--ease);
  margin-left: 6px;
  flex-shrink: 0;
}
.field-value-wrap {
  display: flex;
  align-items: flex-start;
  gap: 4px;
}
.field-value-text {
  flex: 1;
  min-width: 0;
  word-break: break-word;
}
.field-edited-badge {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 500;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--warning-bg);
  color: var(--warning);
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: 0.02em;
}
.field-reset-btn {
  font-size: 11px;
  color: var(--text-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  transition: all var(--dur-fast) var(--ease);
  margin-left: 4px;
}
.field-reset-btn:hover {
  background: var(--bg-hover);
  color: var(--text-secondary);
}

/* Inline editor */
.field-inline-editor {
  display: flex;
  align-items: center;
  gap: 4px;
  width: 100%;
}
.field-inline-editor input,
.field-inline-editor textarea {
  flex: 1;
  padding: 5px 8px;
  border: 1.5px solid var(--accent);
  border-radius: var(--r-sm);
  font-family: var(--font-jp);
  font-size: 13.5px;
  outline: none;
  box-shadow: var(--ring-sm);
  background: var(--bg-surface);
  resize: vertical;
  line-height: 1.5;
}
.field-inline-editor textarea {
  min-height: 52px;
}

/* Empty value for editable fields */
.field-value.empty-value {
  color: var(--text-tertiary);
  font-style: normal;
}
.field-value.empty-value::before {
  content: "未入力";
  font-size: 12px;
  color: var(--text-subtle);
}

/* Edit-all button on section */
.section-label .section-action.edit-all {
  color: var(--text-secondary);
}
.section-label .section-action.edit-all:hover {
  color: var(--accent);
  background: var(--accent-light);
}

/* Edit-all mode - rows show as inputs */
.field-list.is-editing-all .field-row {
  grid-template-columns: 90px 1fr;
  align-items: start;
  padding: 8px 14px;
}
.field-list.is-editing-all .field-row input,
.field-list.is-editing-all .field-row textarea {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-family: var(--font-jp);
  font-size: 13.5px;
  outline: none;
  background: var(--bg-surface);
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.field-list.is-editing-all .field-row input:focus,
.field-list.is-editing-all .field-row textarea:focus {
  border-color: var(--accent);
  box-shadow: var(--ring-sm);
}
.field-list.is-editing-all .field-row textarea {
  min-height: 40px;
  resize: vertical;
  font-family: var(--font-jp);
  line-height: 1.5;
}

/* Detail name editing */
.detail-name.is-editing,
.detail-role.is-editing,
.detail-company.is-editing {
  display: none;
}
.detail-id input.detail-name-input {
  font-family: var(--font-jp);
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
  border: none;
  background: transparent;
  outline: none;
  width: 100%;
  padding: 0;
  border-bottom: 2px solid var(--accent);
}
.detail-id input.detail-role-input,
.detail-id input.detail-company-input {
  font-family: var(--font-jp);
  font-size: 13px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 4px 8px;
  outline: none;
  width: 100%;
  margin-top: 3px;
}
.detail-id input.detail-role-input:focus,
.detail-id input.detail-company-input:focus {
  border-color: var(--accent);
  box-shadow: var(--ring-sm);
}
.detail-id input.detail-company-input {
  font-weight: 500;
  font-size: 14px;
  color: var(--text-primary);
}

/* Save/Cancel bar (edit-all mode) */
.edit-action-bar {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 14px 0 0;
  border-top: 1px solid var(--border);
  margin-top: 14px;
}


/* ============================================================
   Duplicate detection (v5)
   ============================================================ */
.dupe-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 40, 0.48);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fade-in 180ms var(--ease);
}
.dupe-modal {
  background: var(--bg-surface);
  border-radius: var(--r-xl);
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--sh-xl);
  overflow: hidden;
}
.dupe-modal-head {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.dupe-modal-title {
  font-family: var(--font-jp);
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
}
.dupe-modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--r-md);
  color: var(--text-tertiary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast) var(--ease);
}
.dupe-modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.dupe-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
}
.dupe-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-tertiary);
}
.dupe-empty-icon {
  margin: 0 auto 14px;
  width: 56px;
  height: 56px;
  border-radius: var(--r-lg);
  background: var(--success-bg);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
}
.dupe-empty-text {
  font-size: 14px;
  color: var(--text-secondary);
}

.dupe-item {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--bg-surface);
}
.dupe-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--border);
}
.dupe-strength-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}
.dupe-strength-badge.strength-strong {
  background: var(--danger-bg);
  color: var(--danger);
}
.dupe-strength-badge.strength-medium {
  background: var(--warning-bg);
  color: var(--warning);
}
.dupe-strength-badge.strength-weak {
  background: var(--gray-100);
  color: var(--text-secondary);
}
.dupe-reason {
  font-size: 12.5px;
  color: var(--text-secondary);
  font-family: var(--font-jp);
}
.dupe-pair {
  display: grid;
  grid-template-columns: 1fr 40px 1fr;
  gap: 0;
}
.dupe-card-side {
  padding: 14px;
  border-right: 1px solid var(--border);
}
.dupe-card-side:last-child {
  border-right: none;
}
.dupe-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-50);
  color: var(--text-tertiary);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-right: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.dupe-card-name {
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.dupe-card-sub {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: var(--font-jp);
  margin-bottom: 8px;
}
.dupe-card-field {
  display: flex;
  gap: 6px;
  font-size: 12px;
  margin: 3px 0;
  color: var(--text-secondary);
  font-family: var(--font-jp);
}
.dupe-card-field-label {
  color: var(--text-tertiary);
  min-width: 48px;
  flex-shrink: 0;
}
.dupe-card-field-value {
  color: var(--text-primary);
  word-break: break-word;
}

.dupe-item-actions {
  display: flex;
  gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  background: var(--gray-25);
  justify-content: flex-end;
}

/* Merge modal */
.merge-compare {
  display: grid;
  grid-template-columns: 120px 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  font-size: 13px;
}
.merge-header {
  display: contents;
  font-weight: 600;
}
.merge-header > div {
  padding: 10px 12px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  font-family: var(--font-jp);
  color: var(--text-secondary);
}
.merge-row {
  display: contents;
}
.merge-row > div {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-jp);
  word-break: break-word;
}
.merge-row:last-child > div {
  border-bottom: none;
}
.merge-label {
  color: var(--text-tertiary);
  background: var(--gray-25);
  font-size: 12px;
}
.merge-choice {
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
  position: relative;
}
.merge-choice:hover {
  background: var(--accent-light);
}
.merge-choice.is-selected {
  background: var(--accent-light);
  font-weight: 500;
}
.merge-choice.is-selected::before {
  content: "✓";
  position: absolute;
  top: 8px;
  right: 10px;
  color: var(--accent);
  font-weight: 700;
}
.merge-choice.is-empty {
  color: var(--text-tertiary);
  font-style: italic;
}

/* ============================================================
   Selection mode + Email bulk send (v5)
   ============================================================ */
.row-checkbox {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border-strong);
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--dur-fast) var(--ease);
  cursor: pointer;
  background: var(--bg-surface);
}
.row-checkbox:hover { border-color: var(--accent); }
.row-checkbox.is-checked {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.row-checkbox.is-disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}
.row-checkbox svg {
  display: none;
  width: 12px;
  height: 12px;
}
.row-checkbox.is-checked svg { display: block; }

.selection-bar {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--gray-800);
  color: #fff;
  border-radius: var(--r-xl);
  box-shadow: var(--sh-xl);
  z-index: 90;
  transition: transform var(--dur-slow) var(--ease);
  white-space: nowrap;
  max-width: calc(100vw - 32px);
}
.selection-bar.is-visible {
  transform: translateX(-50%) translateY(0);
}
.selection-count {
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
  flex-shrink: 0;
}
.selection-count strong {
  color: var(--blue-300);
  font-weight: 700;
}
.selection-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 12px;
  border-radius: var(--r-md);
  font-size: 12.5px;
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all var(--dur-fast) var(--ease);
}
.selection-btn-primary {
  background: var(--accent);
  color: #fff;
}
.selection-btn-primary:hover { background: var(--blue-500); }
.selection-btn-ghost {
  background: rgba(255,255,255,0.08);
  color: #fff;
}
.selection-btn-ghost:hover { background: rgba(255,255,255,0.15); }
.selection-btn-danger {
  background: rgba(255,90,90,0.18);
  color: #ff9b9b;
  border: 1px solid rgba(255,90,90,0.28);
}
.selection-btn-danger:hover {
  background: rgba(255,90,90,0.32);
  color: #fff;
  border-color: rgba(255,90,90,0.5);
}

/* 狭い画面ではボタンのラベル文字を非表示（アイコンのみ） */
@media (max-width: 480px) {
  .selection-bar {
    gap: 6px;
    padding: 10px 12px;
    bottom: 12px;
  }
  .selection-btn {
    padding: 8px 10px;
    gap: 0;
  }
  .selection-btn .selection-btn-label {
    display: none;
  }
  .selection-count {
    font-size: 12px;
  }
}

/* Email bulk modal */
.email-modal {
  max-width: 960px;
}
.email-modal-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  flex: 1;
  min-height: 0;
}
.email-editor-pane {
  padding: 20px 24px;
  border-right: 1px solid var(--border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.email-preview-pane {
  padding: 20px 24px;
  overflow-y: auto;
  background: var(--gray-25);
}
.email-field-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.email-input, .email-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-family: var(--font-jp);
  font-size: 14px;
  outline: none;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  background: var(--bg-surface);
}
.email-input:focus, .email-textarea:focus {
  border-color: var(--accent);
  box-shadow: var(--ring-sm);
}
.email-textarea {
  resize: vertical;
  min-height: 240px;
  line-height: 1.7;
}
.email-variables-hint {
  font-size: 11.5px;
  color: var(--text-tertiary);
  padding: 8px 12px;
  background: var(--gray-50);
  border-radius: var(--r-sm);
  line-height: 1.6;
}
.email-variables-hint code {
  background: rgba(37, 86, 232, 0.08);
  color: var(--blue-700);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 11px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  margin: 0 2px;
  cursor: pointer;
}
.email-variables-hint code:hover {
  background: rgba(37, 86, 232, 0.15);
}

.email-recipient-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.email-recipient-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  font-family: var(--font-jp);
}
.email-recipient-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.email-recipient-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.email-recipient-to {
  font-size: 11.5px;
  color: var(--text-tertiary);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
.email-recipient-subject {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.email-recipient-body {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: pre-wrap;
  line-height: 1.6;
  max-height: 140px;
  overflow-y: auto;
}
.email-recipient-warn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--warning);
  margin-top: 4px;
}

.email-modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-shrink: 0;
  background: var(--bg-surface);
}
.email-footer-info {
  font-size: 12px;
  color: var(--text-secondary);
}
.email-footer-actions {
  display: flex;
  gap: 8px;
}

.email-send-progress {
  text-align: center;
  padding: 40px 20px;
}
.email-send-progress-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.email-send-progress-sub {
  font-size: 12.5px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.email-result-summary {
  padding: 16px 20px;
  border-radius: var(--r-md);
  text-align: center;
  margin-bottom: 16px;
}
.email-result-summary.is-success {
  background: var(--success-bg);
  color: var(--success);
}
.email-result-summary.is-mixed {
  background: var(--warning-bg);
  color: var(--warning);
}
.email-result-summary.is-failed {
  background: var(--danger-bg);
  color: var(--danger);
}
.email-result-summary-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}
.email-result-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-jp);
}
.email-result-item:last-child { border-bottom: none; }
.email-result-icon-ok {
  color: var(--success);
  flex-shrink: 0;
}
.email-result-icon-ng {
  color: var(--danger);
  flex-shrink: 0;
}
.email-result-to {
  color: var(--text-secondary);
  font-size: 12px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
.email-result-error {
  font-size: 11px;
  color: var(--danger);
  margin-top: 2px;
}

@media (max-width: 860px) {
  .email-modal-body {
    grid-template-columns: 1fr;
  }
  .email-editor-pane {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .dupe-pair {
    grid-template-columns: 1fr;
  }
  .dupe-card-side {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .dupe-vs {
    border: none;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 6px;
  }
  .merge-compare {
    grid-template-columns: 80px 1fr 1fr;
  }
}

/* ============================================================
   From sender chooser (v5.1)
   ============================================================ */
.email-sender-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-family: var(--font-jp);
}
.email-sender-bar-icon {
  color: var(--accent);
  flex-shrink: 0;
}
.email-sender-bar-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}
.email-sender-bar-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.email-sender-bar-email {
  font-size: 11.5px;
  color: var(--text-tertiary);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.email-sender-bar-change {
  flex-shrink: 0;
  padding: 5px 11px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  transition: all var(--dur-fast) var(--ease);
}
.email-sender-bar-change:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}

/* sender picker modal */
.sender-picker-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.sender-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
  font-family: var(--font-jp);
  background: var(--bg-surface);
}
.sender-option:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.sender-option.is-selected {
  border-color: var(--accent);
  background: var(--accent-light);
}
.sender-option-radio {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border-strong);
  border-radius: 999px;
  flex-shrink: 0;
  position: relative;
}
.sender-option.is-selected .sender-option-radio {
  border-color: var(--accent);
}
.sender-option.is-selected .sender-option-radio::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--accent);
  border-radius: 999px;
}
.sender-option-body {
  flex: 1;
  min-width: 0;
}
.sender-option-label {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 1px;
}
.sender-option-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.sender-option-email {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
.sender-option-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.sender-option-action {
  padding: 4px 8px;
  font-size: 11px;
  border-radius: var(--r-sm);
  color: var(--text-tertiary);
  transition: all var(--dur-fast) var(--ease);
}
.sender-option-action:hover {
  background: rgba(0,0,0,0.05);
  color: var(--text-primary);
}
.sender-option-action.is-danger:hover {
  background: var(--danger-bg);
  color: var(--danger);
}

.sender-new-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--r-md);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-jp);
  transition: all var(--dur-fast) var(--ease);
  background: transparent;
}
.sender-new-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}

.sender-form {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--gray-50);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sender-form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sender-form-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.sender-form-localgroup {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--bg-surface);
  overflow: hidden;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.sender-form-localgroup:focus-within {
  border-color: var(--accent);
  box-shadow: var(--ring-sm);
}
.sender-form-localgroup input {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  border: none;
  outline: none;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px;
  background: transparent;
}
.sender-form-domain {
  padding: 8px 10px;
  background: var(--gray-100);
  color: var(--text-secondary);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 12.5px;
  border-left: 1px solid var(--border);
  flex-shrink: 0;
}
.sender-form-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 4px;
}

/* ============================================================
   Card image preview (v6)
   ============================================================ */
.detail-layout {
  display: grid;
  gap: 28px;
  align-items: start;
}
.detail-layout.has-image {
  grid-template-columns: 1fr 1fr;
}
.detail-layout.no-image {
  grid-template-columns: 1fr;
}
.detail-image-col {
  position: sticky;
  top: 20px;
}
.card-image-frame {
  position: relative;
  background: var(--gray-100);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--sh-md);
  aspect-ratio: 5 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  cursor: zoom-in;
  background: #fff;
}
.card-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-tertiary);
  text-align: center;
  padding: 20px;
  font-family: var(--font-jp);
}
.card-image-placeholder svg {
  opacity: 0.35;
}
.card-image-placeholder-text {
  font-size: 12.5px;
  line-height: 1.6;
}
.card-image-caption {
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-tertiary);
  font-family: var(--font-jp);
  text-align: center;
}

/* Lightbox */
.image-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fade-in 200ms var(--ease);
}
.image-lightbox img {
  max-width: 95vw;
  max-height: 95vh;
  object-fit: contain;
  border-radius: var(--r-md);
  box-shadow: 0 30px 80px rgba(0,0,0,0.7);
}
.image-lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  transition: background var(--dur-fast) var(--ease);
}
.image-lightbox-close:hover {
  background: rgba(255,255,255,0.22);
}

@media (max-width: 900px) {
  .detail-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .detail-image-col {
    position: static;
  }
  .card-image-frame {
    aspect-ratio: 5 / 3;
    max-width: 480px;
    margin: 0 auto;
  }
}

/* ============================================================
   Card delete button (v6.4)
   ============================================================ */
.detail-head-actions {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 8px;
}
.detail-delete-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--r-md);
  background: transparent;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  transition: all var(--dur-fast) var(--ease);
}
.detail-delete-btn:hover {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger);
}

/* detail-body を position: relative にしてボタンを右上に固定 */
.detail-body {
  position: relative;
}

/* ============================================================
   Bulk select bar (v6.5)
   ============================================================ */
.bulk-select-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 6px 20px 0;
  gap: 8px;
}
.bulk-select-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-jp);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border);
  transition: all var(--dur-fast) var(--ease);
}
.bulk-select-btn:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent);
}
.bulk-select-btn.is-all-selected {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent);
}
.bulk-select-btn svg {
  flex-shrink: 0;
}

@media (max-width: 860px) {
  .bulk-select-bar {
    padding: 6px 12px 0;
  }
}

/* ============================================================
   Toast Notifications (v6.6)
   ============================================================ */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
  max-width: calc(100vw - 40px);
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  min-width: 280px;
  max-width: 420px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.04);
  pointer-events: auto;
  font-family: var(--font-jp);
  animation: toast-slide-in 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.toast::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--text-tertiary);
}

.toast.is-leaving {
  animation: toast-slide-out 220ms cubic-bezier(0.4, 0, 1, 1) forwards;
}

.toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.toast-body {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 2px;
}

.toast-message {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  word-wrap: break-word;
  white-space: pre-line;
}

.toast-close {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast) var(--ease);
}
.toast-close:hover {
  background: rgba(0,0,0,0.06);
  color: var(--text-primary);
}

/* Toast colors */
.toast.toast-success::before { background: #10b981; }
.toast.toast-success .toast-icon { color: #10b981; }
.toast.toast-error::before { background: #ef4444; }
.toast.toast-error .toast-icon { color: #ef4444; }
.toast.toast-warning::before { background: #f59e0b; }
.toast.toast-warning .toast-icon { color: #f59e0b; }
.toast.toast-info::before { background: var(--accent); }
.toast.toast-info .toast-icon { color: var(--accent); }

@keyframes toast-slide-in {
  from {
    opacity: 0;
    transform: translateX(30px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}
@keyframes toast-slide-out {
  to {
    opacity: 0;
    transform: translateX(30px) scale(0.96);
  }
}

/* ============================================================
   Confirm Modal (v6.6)
   ============================================================ */
.confirm-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fade-in 180ms var(--ease);
}

.confirm-modal {
  background: var(--bg-surface);
  border-radius: var(--r-lg);
  width: 100%;
  max-width: 440px;
  padding: 28px 28px 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25), 0 4px 12px rgba(0,0,0,0.08);
  font-family: var(--font-jp);
  animation: confirm-pop-in 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
  text-align: center;
}

@keyframes confirm-pop-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.confirm-modal-icon {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  background: var(--accent-light);
  color: var(--accent);
}
.confirm-modal-icon.is-danger {
  background: var(--danger-bg);
  color: var(--danger);
}
.confirm-modal-icon.is-warning {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
}

.confirm-modal-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.confirm-modal-message {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 22px;
  white-space: pre-line;
  text-align: left;
}

.confirm-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.confirm-modal-btn {
  padding: 10px 22px;
  border-radius: var(--r-md);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-jp);
  transition: all var(--dur-fast) var(--ease);
  min-width: 96px;
  letter-spacing: 0.01em;
}

.confirm-modal-btn-cancel {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-strong);
}
.confirm-modal-btn-cancel:hover {
  background: var(--gray-50);
  color: var(--text-primary);
  border-color: var(--text-tertiary);
}

.confirm-modal-btn-ok {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}
.confirm-modal-btn-ok:hover {
  background: var(--blue-500);
  border-color: var(--blue-500);
}

.confirm-modal-btn-ok.is-danger {
  background: var(--danger);
  border-color: var(--danger);
}
.confirm-modal-btn-ok.is-danger:hover {
  background: #dc2626;
  border-color: #dc2626;
}

@media (max-width: 480px) {
  .confirm-modal-actions {
    flex-direction: column-reverse;
  }
  .confirm-modal-btn {
    width: 100%;
  }
}