/* ===== styles.css =====
 * Palette: カテゴリカルパレット(色覚多様性配慮) + ブルーのブランドアクセント。
 * Type: Oswald(見出し・数値) + Work Sans(本文)。
 */

:root {
  --bg: #eef1f5;
  --surface: #ffffff;
  --surface-2: #e6eaf0;
  --border: #d7dce3;
  --text: #12151a;
  --text-muted: #5c6470;
  --accent: #2a78d6;
  --accent-2: #eb6834;
  --accent-ink: #ffffff;
  --accent-soft: #dbe9fa;
  --success: #0ca30c;
  --danger: #d03b3b;
  --shadow: 0 1px 2px rgba(18, 21, 26, 0.04), 0 4px 14px rgba(18, 21, 26, 0.06);

  --bp-chest: #2a78d6;
  --bp-back: #eb6834;
  --bp-legs: #1baf7a;
  --bp-shoulders: #eda100;
  --bp-arms: #e87ba4;
  --bp-abs: #008300;
  --bp-cardio: #4a3aa7;
  --bp-other: #e34948;

  --font-display: "Oswald", "Hiragino Sans", "Yu Gothic", "Segoe UI", sans-serif;
  --font-body: "Work Sans", "Hiragino Sans", "Yu Gothic", "Segoe UI", sans-serif;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1117; --surface: #161b22; --surface-2: #1e2530; --border: #2a323d;
    --text: #eef1f5; --text-muted: #9aa4b2;
    --accent: #3987e5; --accent-2: #d95926; --accent-ink: #06101d; --accent-soft: #16283f;
    --success: #2fbf3a; --danger: #e66767;
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 20px rgba(0,0,0,0.35);
    --bp-chest: #3987e5; --bp-back: #d95926; --bp-legs: #199e70; --bp-shoulders: #c98500;
    --bp-arms: #d55181; --bp-abs: #2fa62f; --bp-cardio: #9085e9; --bp-other: #e66767;
  }
}
:root[data-theme="dark"] {
  --bg: #0d1117; --surface: #161b22; --surface-2: #1e2530; --border: #2a323d;
  --text: #eef1f5; --text-muted: #9aa4b2;
  --accent: #3987e5; --accent-2: #d95926; --accent-ink: #06101d; --accent-soft: #16283f;
  --success: #2fbf3a; --danger: #e66767;
  --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 20px rgba(0,0,0,0.35);
  --bp-chest: #3987e5; --bp-back: #d95926; --bp-legs: #199e70; --bp-shoulders: #c98500;
  --bp-arms: #d55181; --bp-abs: #2fa62f; --bp-cardio: #9085e9; --bp-other: #e66767;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--font-body); line-height: 1.55; padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px)); }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: 0.01em; }
a { color: var(--accent); }

.app-header { background: var(--surface); border-bottom: 1px solid var(--border); padding: 14px 16px; position: sticky; top: 0; z-index: 10; }
.app-header h1 { margin: 0 0 10px; font-size: 1.25rem; letter-spacing: 0.03em; display: flex; align-items: center; gap: 8px; }
.brand-mark { width: 10px; height: 10px; border-radius: 3px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: inline-block; }

.user-bar { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 0.82rem; color: var(--text-muted); flex-wrap: wrap; }
.user-bar strong { color: var(--text); }
.user-bar-actions { display: flex; gap: 6px; }

.bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; display: flex; background: var(--surface); border-top: 1px solid var(--border); padding: 6px 4px calc(6px + env(safe-area-inset-bottom, 0px)); z-index: 20; box-shadow: 0 -2px 14px rgba(0,0,0,0.06); }
.nav-link { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 6px 2px; border-radius: 12px; font-size: 0.62rem; text-decoration: none; color: var(--text-muted); font-family: var(--font-display); font-weight: 600; }
.nav-link span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; }
.nav-link.active { color: var(--accent); }
.nav-link:not(.active):hover { background: var(--surface-2); color: var(--text); }
.nav-icon { width: 20px; height: 20px; flex-shrink: 0; }

.view-container { max-width: 720px; margin: 0 auto; padding: 16px; }
.app-footer { max-width: 720px; margin: 0 auto; padding: 8px 16px; text-align: center; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; box-shadow: var(--shadow); }
.card h3 { margin-top: 0; font-size: 1rem; letter-spacing: 0.02em; }

.view-header, .row-between { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.view-header h2 { margin: 0; font-size: 1.15rem; }
.month-picker-toggle { cursor: pointer; border-bottom: 1px dashed var(--text-muted); }
.month-picker-toggle:hover { color: var(--accent); border-bottom-color: var(--accent); }
.month-picker-input { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; padding: 6px 8px; border-radius: 9px; border: 1px solid var(--accent); background: var(--surface); color: var(--text); }
.row-center { text-align: center; margin-bottom: 8px; }

.muted { color: var(--text-muted); }
.small { font-size: 0.82rem; }
.danger-title { color: var(--danger); }

button, select, input { font-family: inherit; font-size: 0.95rem; }
.btn { cursor: pointer; border-radius: 9px; border: 1px solid var(--border); background: var(--surface); color: var(--text); padding: 8px 14px; font-family: var(--font-display); letter-spacing: 0.02em; }
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 5px 10px; font-size: 0.8rem; }
.btn-link { background: none; border: none; color: var(--accent); text-decoration: underline; padding: 4px; font-family: var(--font-body); cursor: pointer; }
.btn-icon { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; font-size: 1rem; line-height: 1; }
.btn-icon:hover { color: var(--danger); }
.file-btn { display: inline-flex; cursor: pointer; }

.tag { display: inline-block; background: color-mix(in srgb, var(--tag-color, var(--accent)) 16%, var(--surface)); color: var(--tag-color, var(--accent)); border: 1px solid color-mix(in srgb, var(--tag-color, var(--accent)) 55%, transparent); border-radius: 999px; padding: 1px 9px; font-family: var(--font-display); font-size: 0.74rem; font-weight: 600; }

.form-col { display: flex; flex-direction: column; gap: 10px; }
.form-col input, .form-col select { width: 100%; padding: 8px 10px; border-radius: 9px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.form-inline { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.form-inline input, .form-inline select { padding: 8px 10px; border-radius: 9px; border: 1px solid var(--border); background: var(--bg); color: var(--text); flex: 1 1 140px; min-width: 0; }
.field-label { font-size: 0.8rem; color: var(--text-muted); }
.field-error { color: var(--danger); font-size: 0.85rem; margin: 0; }

.login-wrap { display: flex; justify-content: center; padding-top: 8vh; }
.login-card { width: 100%; max-width: 380px; }
.login-title { display: flex; align-items: center; gap: 8px; font-size: 1.15rem; margin-top: 0; }
.login-hint { margin-top: 12px; }

.tile-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.tile { text-align: left; cursor: pointer; border: 1px solid var(--border); border-radius: 12px; padding: 12px; background: var(--surface); display: flex; flex-direction: column; gap: 6px; }
.tile:hover { border-color: var(--accent); }
.tile.active { border-color: var(--tag-color, var(--accent)); background: var(--accent-soft); }
.tile-name { font-family: var(--font-display); font-weight: 600; font-size: 0.92rem; }
.tile-stats { display: flex; flex-direction: column; gap: 2px; font-size: 0.72rem; color: var(--text-muted); }
.tile-stats strong { color: var(--text); font-family: var(--font-display); }
.bp-tile { border-top: 3px solid var(--tag-color, var(--border)); }

.manage-row { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.manage-row:last-child { border-bottom: none; }
.manage-row > span:first-child { flex: 1; }

.week-strip { display: flex; gap: 4px; }
.week-day { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 8px 2px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); cursor: pointer; }
.week-day.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.week-day.is-today:not(.active) { border-color: var(--accent); }
.week-day-dow { font-size: 0.7rem; }
.week-day-num { font-family: var(--font-display); font-weight: 600; }
.week-day-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.strip-title { font-family: var(--font-display); font-weight: 600; }

.goal-card { display: flex; align-items: center; gap: 14px; }
.goal-card-title { margin: 0; font-weight: 600; }
.goal-card-desc { margin: 2px 0 0; color: var(--text-muted); font-size: 0.88rem; }
.ring-value { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; fill: var(--text); }
.ring-sub { font-size: 0.68rem; fill: var(--text-muted); }

.draft-rows { display: flex; flex-direction: column; gap: 6px; }
.draft-row { display: flex; align-items: center; gap: 8px; }
.draft-row-idx { width: 1.6em; flex-shrink: 0; text-align: center; color: var(--text-muted); font-family: var(--font-display); }
.draft-row input { flex: 1 1 0; min-width: 0; padding: 8px 10px; border-radius: 9px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }

.exercise-group { padding: 10px 0; border-bottom: 1px solid var(--border); }
.exercise-group:last-child { border-bottom: none; }
.exercise-group-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; flex-wrap: wrap; }
.set-row { display: flex; align-items: center; gap: 10px; padding: 3px 0; font-size: 0.9rem; }
.set-idx { color: var(--text-muted); width: 2em; }

.summary-card { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 10px; }
.summary-item { display: flex; flex-direction: column; gap: 2px; }
.summary-label { font-size: 0.72rem; color: var(--text-muted); }
.summary-value { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }

.cal-weekdays { display: grid; grid-template-columns: repeat(7, 1fr); text-align: center; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-cell { aspect-ratio: 1; border-radius: 8px; border: 1px solid var(--border); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 0.65rem; color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,0.35); cursor: pointer; padding: 2px; }
.cal-cell.cal-empty { background: var(--surface-2); color: var(--text-muted); text-shadow: none; }
.cal-cell.cal-blank { border: none; cursor: default; visibility: hidden; }
.cal-cell.cal-today { outline: 2px solid var(--accent); outline-offset: 1px; }
.cal-daynum { font-family: var(--font-display); font-weight: 600; font-size: 0.8rem; }
.cal-vol { font-size: 0.6rem; }

.chart-legend-inline { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-top: 10px; }
.legend-chip { display: inline-flex; align-items: center; gap: 5px; font-size: 0.78rem; color: var(--text-muted); }
.legend-chip i { width: 9px; height: 9px; border-radius: 2px; display: inline-block; }

.pt-row { display: flex; align-items: center; justify-content: space-between; padding: 4px 0; font-size: 0.86rem; }
.pt-row .up { color: var(--success); font-weight: 600; }
.pt-row .down { color: var(--danger); font-weight: 600; }

.advice-row { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; padding: 6px 0; font-size: 0.86rem; border-top: 1px dashed var(--border); }
.advice-row:first-of-type { border-top: none; }

.donut-wrap { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.donut-total-value { font-family: var(--font-display); font-weight: 700; font-size: 1rem; fill: var(--text); }
.donut-total-label { font-size: 0.6rem; fill: var(--text-muted); }
.chart-legend-list { display: flex; flex-direction: column; gap: 6px; flex: 1; min-width: 140px; }
.legend-row { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; flex-shrink: 0; }
.legend-label { flex: 1; }
.legend-value { font-family: var(--font-display); font-weight: 600; }

.chart-scroll { overflow-x: auto; }
.chart-empty { color: var(--text-muted); text-align: center; padding: 24px 0; font-size: 0.88rem; }

.table-scroll { overflow-x: auto; }
.import-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.import-table th, .import-table td { padding: 6px 4px; border-bottom: 1px solid var(--border); text-align: left; }
.import-table input, .import-table select { padding: 5px 6px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }

/* 種目別: 日付ごとのサマリー行+詳細行の記録一覧（色は部位色に連動） */
.rec-table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
.rec-table thead th { background: var(--rec-color, var(--accent)); color: #fff; padding: 8px 6px; text-align: center; font-family: var(--font-display); font-weight: 600; }
.rec-table td { padding: 6px 10px; border-bottom: 1px solid var(--border); text-align: right; }
.rec-table td:first-child { text-align: right; }
.rec-date-cell { text-align: center !important; vertical-align: middle; font-weight: 700; color: var(--rec-color, var(--accent)); background: color-mix(in srgb, var(--rec-color, var(--accent)) 14%, var(--surface)); border-right: 1px solid var(--border); }
.rec-summary-row { border-top: 2px solid var(--rec-color, var(--accent)); }
.rec-summary-row td:not(.rec-date-cell) { font-weight: 700; font-size: 1.02rem; color: var(--rec-color, var(--accent)); background: color-mix(in srgb, var(--rec-color, var(--accent)) 8%, var(--surface)); }
.rec-detail-row td { color: var(--text); }

.toast-stack { position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast { background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 0.85rem; opacity: 0; transform: translateY(8px); transition: opacity 0.2s ease, transform 0.2s ease; max-width: 90vw; }
.toast.show { opacity: 1; transform: translateY(0); }

.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.45); display: flex; align-items: center; justify-content: center; z-index: 200; padding: 16px; }
.modal-box { background: var(--surface); border-radius: var(--radius); padding: 20px; max-width: 360px; box-shadow: var(--shadow); }
.modal-msg { margin: 0 0 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }