:root {
  --app-max-width: 26.875rem; /* ~430px: SH-53D CSS幅412px付近を含む */
  --color-bg: #f5f6f8;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-muted: #5c6370;
  --color-border: #d0d5dd;
  --color-primary: #1f4e79;
  --color-primary-text: #ffffff;
  --color-secondary: #e8eef5;
  --space: clamp(0.75rem, 3.5vw, 1.25rem);
  --radius: 0.5rem;
  --font-size: clamp(0.9375rem, 3.6vw, 1.0625rem);
  --title-size: clamp(1.125rem, 4.5vw, 1.35rem);
  --btn-height: clamp(2.5rem, 8vw, 3rem);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP",
    Meiryo, sans-serif;
  font-size: var(--font-size);
  color: var(--color-text);
  background: #c5ccd6;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  background: #c5ccd6;
}

.app {
  width: 100%;
  max-width: var(--app-max-width);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  padding-top: var(--safe-top);
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.06);
}

.app-header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: var(--space);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.app-title {
  margin: 0;
  font-size: var(--title-size);
  font-weight: 700;
  letter-spacing: 0.02em;
  min-width: 0;
}

.btn-logout,
.btn-header-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 0.85em;
  font-weight: 600;
  white-space: nowrap;
}

.btn-logout:active,
.btn-header-link:active {
  background: var(--color-secondary);
}

.login-main {
  justify-content: center;
  align-items: center;
  min-height: 0;
}

.login-main > .form-error {
  width: 100%;
  max-width: 22rem;
  margin: 0 0 1rem;
}

.login-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  width: 100%;
  max-width: 22rem;
  margin: 0 auto;
  padding: 1.5rem 0;
  text-align: center;
}

.login-hero .login-lead {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95em;
  line-height: 1.5;
}

.login-ms-btn {
  width: 100%;
}

.app-main {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  padding: var(--space);
  gap: var(--space);
  overflow-y: auto;
}

.app-footer {
  flex: 0 0 auto;
  padding: var(--space);
  padding-bottom: calc(var(--space) + var(--safe-bottom));
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9em;
  color: var(--color-muted);
}

.required-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.2rem;
  padding: 0 0.35rem;
  border-radius: 0.25rem;
  background: #f8e8e8;
  color: #b42318;
  font-size: 0.75em;
  font-weight: 700;
}

.form-error {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border: 1px solid #f3b4b0;
  border-radius: var(--radius);
  background: #fff5f5;
  color: #b42318;
  font-size: 0.9em;
}

.form-success {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border: 1px solid #b7c9de;
  border-radius: var(--radius);
  background: #f3f7fb;
  color: #1f4e79;
  font-size: 0.9em;
}

.admin-settings-link-wrap {
  margin: 0 0 0.75rem;
  text-align: right;
}

.admin-settings-link {
  color: var(--color-primary);
  font-size: 0.85em;
  font-weight: 600;
  text-decoration: none;
}

.admin-settings-link:hover,
.admin-settings-link:focus-visible {
  text-decoration: underline;
}

.admin-page-title {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
}

.admin-page-lead {
  margin: 0 0 1rem;
  color: var(--color-muted);
  font-size: 0.85em;
  line-height: 1.45;
}

.admin-azure-form {
  display: grid;
  gap: 0.85rem;
}

.admin-secret-banner {
  margin: 0 0 0.75rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.85em;
  line-height: 1.45;
}

.admin-secret-banner-ok {
  border-color: #b7c9de;
  background: #f3f7fb;
  color: #1f4e79;
}

.admin-secret-banner-warn {
  border-color: #f0c36d;
  background: #fff8eb;
  color: #8a5b00;
}

.admin-secret-banner-expired {
  border-color: #f3b4b0;
  background: #fff5f5;
  color: #b42318;
}

.field.is-invalid .searchable-input {
  border-color: #d92d20;
}

.section-label {
  text-align: center;
  margin: 0.5rem 0 0;
  font-size: 0.9em;
  color: var(--color-muted);
}

.field-input,
.field-select {
  width: 100%;
  min-height: var(--btn-height);
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  font: inherit;
  color: var(--color-text);
}

.field-input:focus,
.field-select:focus {
  outline: 2px solid color-mix(in srgb, var(--color-primary) 45%, white);
  outline-offset: 1px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: var(--btn-height);
  padding: 0.55rem 1rem;
  border: none;
  border-radius: calc(var(--radius) + 0.15rem);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-text);
}

.btn-secondary {
  background: var(--color-secondary);
  color: var(--color-primary);
  border: 1px solid color-mix(in srgb, var(--color-primary) 25%, white);
}

.notice-body {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space);
  line-height: 1.7;
  font-size: 0.9em;
}

.notice-body h1 {
  margin: 0 0 0.75rem;
  font-size: 1.15em;
}

.notice-body p {
  margin: 0 0 0.75rem;
}

.notice-body p:last-child {
  margin-bottom: 0;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: var(--space);
  font-size: 0.95em;
}

.check-row input {
  width: 1.1rem;
  height: 1.1rem;
}

.company-select-form {
  margin: 0 0 0.25rem;
}

.company-select-hint {
  margin: 0;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 0.9em;
  line-height: 1.45;
}

.filter-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.searchable-select {
  position: relative;
}

.searchable-input {
  appearance: none;
}

.searchable-options {
  position: absolute;
  z-index: 20;
  left: 0;
  right: 0;
  top: calc(100% + 0.25rem);
  margin: 0;
  padding: 0.25rem 0;
  list-style: none;
  max-height: min(40vh, 16rem);
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 0.5rem 1.25rem rgba(0, 0, 0, 0.12);
}

.searchable-options li {
  padding: 0.7rem 0.85rem;
  cursor: pointer;
}

.searchable-options li:active,
.searchable-options li:hover {
  background: var(--color-secondary);
}

.searchable-options .searchable-empty {
  color: var(--color-muted);
  cursor: default;
}

.searchable-options .searchable-empty:hover,
.searchable-options .searchable-empty:active {
  background: transparent;
}

.searchable-select.is-open .searchable-input {
  outline: 2px solid color-mix(in srgb, var(--color-primary) 45%, white);
  outline-offset: 1px;
}

.result-meta {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 0.5rem 0.75rem;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space);
}

.result-meta dt {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9em;
}

.result-meta dd {
  margin: 0;
  font-weight: 600;
}

.status-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space);
}

.status-card h2 {
  margin: 0 0 0.75rem;
  font-size: 1em;
  font-weight: 700;
}

.status-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.status-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-border);
}

.status-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.status-item:first-child {
  padding-top: 0;
}

.status-count {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.empty-result {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95em;
}

.field-hint {
  margin: 0.25rem 0 0;
  color: var(--color-muted);
  font-size: 0.8em;
  line-height: 1.5;
}

.status-item-button {
  cursor: pointer;
  border-radius: var(--radius);
  margin: 0 -0.35rem;
  padding-left: 0.35rem;
  padding-right: 0.35rem;
}

.status-item-button:active,
.status-item-button:focus-visible {
  background: var(--color-secondary);
  outline: none;
}

.base-dialog {
  border: none;
  padding: 0;
  background: transparent;
  max-width: min(26.875rem, calc(100vw - 2rem));
  width: 100%;
}

.base-dialog::backdrop {
  background: rgba(20, 24, 32, 0.45);
}

.base-dialog-panel {
  background: var(--color-surface);
  border-radius: 0.75rem;
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.base-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.base-dialog-header h2 {
  margin: 0;
  font-size: 1em;
}

.base-dialog-close {
  border: none;
  background: transparent;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--color-muted);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
}

.base-dialog-body {
  padding: 0.5rem 1rem 1rem;
  max-height: min(55vh, 24rem);
  overflow-y: auto;
}

.base-stock-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.base-stock-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--color-border);
}

.base-stock-item:last-child {
  border-bottom: none;
}

.status-detail-groups {
  display: grid;
  gap: 0.85rem;
}

.status-detail-group {
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-border);
}

.status-detail-group:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.status-detail-base {
  margin: 0 0 0.25rem;
  font-size: 0.95em;
  font-weight: 700;
}

.detail-tree {
  display: grid;
  gap: 1rem;
}

.detail-tree-group {
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.detail-tree-group:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.detail-tree-parent {
  margin: 0;
  font-size: 1em;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}

.detail-tree-children {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0 0 0 1.25rem;
  border-left: 2px solid color-mix(in srgb, var(--color-border) 80%, var(--color-primary));
}

.detail-tree-child {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.45rem 0 0.45rem 0.85rem;
  color: var(--color-muted);
  font-size: 0.95em;
  border-bottom: 1px solid color-mix(in srgb, var(--color-border) 70%, white);
}

.detail-tree-child:last-child {
  border-bottom: none;
}

.detail-tree-label {
  font-weight: 500;
  color: var(--color-text);
}

.detail-tree-child .status-count {
  font-weight: 700;
  color: var(--color-text);
}

/* PC: 検索・結果のみ幅を広げて2列レイアウト */
@media (min-width: 768px) {
  :root {
    --app-max-width: 64rem;
  }

  .app-footer {
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
  }

  .app-footer .btn {
    width: auto;
    min-width: 12rem;
  }

  .filter-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.25rem;
    align-items: start;
  }

  .filter-list > .form-error {
    grid-column: 1 / -1;
  }

  .searchable-options {
    max-height: min(50vh, 20rem);
  }

  .result-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.25rem;
    align-items: start;
  }

  .result-main > .result-meta {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, auto 1fr);
    column-gap: 1rem;
    row-gap: 0.65rem;
  }

  .result-main > .status-card:only-of-type {
    grid-column: 1 / -1;
  }

  .base-dialog {
    max-width: min(40rem, calc(100vw - 3rem));
  }

  .base-dialog-body {
    max-height: min(65vh, 32rem);
  }
}