/* =====================================
   TOOLS / KOTOCA UI Kit
   top(style.css) をベースにした共通スタイル
===================================== */
:root{
  --bg: #f4eecd;
  --fg: #000000;
  --muted: #333333;
  --card-bg: #faf7e8;
  --line: rgba(0, 0, 0, 0.08);
  --surface: #fffdf4;
  --success: #1f7a3f;
  --danger: #b00020;
  --warning: #8a5a00;
}

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

html,
body{
  min-height: 100%;
}

body.ui-body{
  font-family: system-ui, -apple-system, "Segoe UI", Roboto,
               "Hiragino Kaku Gothic ProN", "Noto Sans JP",
               "Yu Gothic", sans-serif;
  background-color: var(--bg);
  color: var(--fg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a.ui-link,
a.ui-btn{
  color: inherit;
  text-decoration: none;
}

.ui-container{
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px;
}

.ui-header,
.ui-footer{
  border-color: var(--line);
}

.ui-header{
  border-bottom: 2px solid var(--line);
}

.ui-footer{
  margin-top: 48px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.ui-brand{
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.ui-logo{
  width: 44px;
  height: 44px;
  background: var(--fg);
  display: inline-block;
}

.ui-nav{
  margin-left: auto;
}

.ui-nav-list{
  list-style: none;
  display: flex;
  gap: 18px;
  align-items: center;
}

.ui-hero{
  display: flex;
  gap: 28px;
  align-items: center;
  padding: 48px 0;
}

.ui-hero-main{
  flex: 1;
}

.ui-catch{
  font-size: 28px;
  font-weight: 800;
}

.ui-lead,
.ui-text-muted{
  color: var(--muted);
}

.ui-lead{
  margin-top: 14px;
  max-width: 60ch;
}

.ui-actions{
  margin-top: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.ui-side{
  width: 340px;
}

.ui-card{
  background: var(--card-bg);
  padding: 18px;
  border: 1px solid rgba(0,0,0,0.06);
}

.ui-title{
  margin: 28px 0 20px;
  font-size: 1.8rem;
  border-bottom: 2px solid var(--fg);
  display: inline-block;
  padding-bottom: 5px;
}

.ui-subtitle{
  font-size: 16px;
  margin-bottom: 8px;
}

.ui-btn{
  display: inline-block;
  padding: 10px 16px;
  border: 2px solid var(--fg);
  background: var(--surface);
  color: var(--fg);
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, opacity 0.2s ease;
}

.ui-btn:hover{
  opacity: 0.85;
}

.ui-btn-primary{
  background: var(--fg);
  color: var(--bg);
}

.ui-btn-secondary{
  background: var(--card-bg);
}

.ui-btn-ghost{
  background: transparent;
}

.ui-btn-block{
  display: block;
  width: 100%;
  text-align: center;
}

.ui-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.ui-list{
  list-style: none;
}

.ui-list .ui-link{
  display: block;
  padding: 10px;
  background-color: var(--fg);
  color: var(--bg);
  font-weight: 700;
  margin: 10px 0;
}

.ui-list .ui-link:hover,
.ui-btn-primary:hover{
  background-color: #333333;
  color: #f4eecd;
}

.ui-btn-secondary:hover{
  background-color: #e7dfbc;
}

.ui-btn-ghost:hover{
  background-color: rgba(0,0,0,0.06);
}

.ui-badge{
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--fg);
  font-size: 12px;
  font-weight: 700;
}

.ui-badge-success{
  border-color: var(--success);
  color: var(--success);
}

.ui-badge-danger{
  border-color: var(--danger);
  color: var(--danger);
}

.ui-alert{
  border: 1px solid var(--fg);
  background: var(--surface);
  padding: 12px 14px;
}

.ui-alert + .ui-alert{
  margin-top: 10px;
}

.ui-alert-success{
  border-color: var(--success);
  color: var(--success);
}

.ui-alert-warning{
  border-color: var(--warning);
  color: var(--warning);
}

.ui-alert-danger{
  border-color: var(--danger);
  color: var(--danger);
}

.ui-form-row{
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.ui-label{
  font-size: 13px;
  font-weight: 700;
}

.ui-input,
.ui-select,
.ui-textarea{
  width: 100%;
  padding: 10px 12px;
  border: 1px solid rgba(0,0,0,0.2);
  background: #fff;
  color: var(--fg);
  font: inherit;
}

.ui-input:focus,
.ui-select:focus,
.ui-textarea:focus{
  outline: 2px solid rgba(0,0,0,0.25);
  outline-offset: 1px;
}

.ui-check{
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.ui-table-wrap{
  overflow: auto;
  border: 1px solid rgba(0,0,0,0.12);
}

.ui-table{
  width: 100%;
  border-collapse: collapse;
  min-width: 480px;
  background: #fff;
}

.ui-table th,
.ui-table td{
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  font-size: 14px;
}

.ui-table th{
  background: var(--card-bg);
}

.ui-tabs{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ui-tab{
  padding: 8px 12px;
  border: 1px solid var(--fg);
  font-weight: 700;
}

.ui-tab.is-active{
  background: var(--fg);
  color: var(--bg);
}

@media (max-width: 820px){
  .ui-hero{
    flex-direction: column;
  }

  .ui-side{
    width: 100%;
  }

  .ui-brand{
    gap: 10px;
  }
}