/* 調子予報 - style.css */

:root {
  --color-bg: #f4f8fb;
  --color-surface: #ffffff;
  --color-surface-alt: #eaf3fa;
  --color-border: #dbe6ef;
  --color-text: #16232c;
  --color-text-muted: #5b6b76;
  --color-accent: #2b8fd6;
  --color-accent-dark: #1c6ea8;
  --color-accent-soft: #d6ecfb;
  --color-good: #2ba85c;
  --color-warn: #d69a2b;
  --color-bad: #d64f4f;
  --shadow-card: 0 1px 3px rgba(20, 40, 60, 0.08), 0 1px 2px rgba(20, 40, 60, 0.06);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f171d;
    --color-surface: #182229;
    --color-surface-alt: #1e2b34;
    --color-border: #2b3a44;
    --color-text: #e7eef3;
    --color-text-muted: #93a4ae;
    --color-accent: #5cb3ee;
    --color-accent-dark: #8fcdf5;
    --color-accent-soft: #1f3a4d;
    --color-good: #4fcf83;
    --color-warn: #e8b750;
    --color-bad: #ea6b6b;
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN",
    "Yu Gothic", "Meiryo", system-ui, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

button {
  font-family: inherit;
}

/* ---------- header ---------- */

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 60%, var(--color-accent-soft) 100%);
  flex-shrink: 0;
}

.brand h1 {
  font-size: 1.1rem;
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.tab-nav {
  display: flex;
  gap: 4px;
  background: var(--color-surface-alt);
  border-radius: 999px;
  padding: 3px;
}

.tab-btn {
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  padding: 6px 14px;
  min-height: 44px; /* タッチ領域44px以上(SPEC v3-2) */
  min-width: 44px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

.tab-btn.active {
  background: var(--color-accent);
  color: #fff;
}

/* ---------- main / views ---------- */

main {
  flex: 1;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: 16px;
  padding-bottom: 32px;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 18px;
  margin-bottom: 16px;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--color-text-muted);
  text-transform: none;
}

/* ---------- now card ---------- */

.now-hero {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ---------- 天気バンドバッジ(絵文字不使用) ---------- */

.band-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.85rem;
  line-height: 1.4;
  white-space: nowrap;
}

.band-badge-large {
  min-width: 84px;
  min-height: 84px;
  border-radius: 50%;
  font-size: 1.15rem;
  padding: 8px;
  flex-shrink: 0;
}

.band-sunny   { background: #e8890c; color: #fff; }
.band-fine    { background: #f0b429; color: #4a3200; }
.band-cloudy  { background: #9aa8b2; color: #1d2830; }
.band-drizzle { background: #5b7f99; color: #fff; }
.band-rain    { background: #3d566e; color: #dbe6ef; }
.band-pending { background: var(--color-surface-alt); color: var(--color-text-muted); border: 1px dashed var(--color-border); }

@media (prefers-color-scheme: dark) {
  .band-sunny   { background: #c97708; }
  .band-fine    { background: #d9a222; color: #2b1d00; }
  .band-cloudy  { background: #7c8b95; color: #10181e; }
  .band-drizzle { background: #4c6c83; }
  .band-rain    { background: #33475b; color: #c3d2de; }
}

.now-index {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
}

.now-band-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-top: 4px;
}

.now-sub {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 6px;
}

.now-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 16px;
}

.metric-pill {
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  padding: 8px 10px;
}

.metric-pill .label {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  display: block;
}

.metric-pill .value {
  font-size: 1.05rem;
  font-weight: 700;
}

.btn-primary {
  display: inline-block;
  border: none;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 24px;
  min-height: 44px;
  border-radius: var(--radius-md);
  cursor: pointer;
  width: 100%;
  text-align: center;
}

.btn-primary:active {
  background: var(--color-accent-dark);
}

.btn-secondary {
  border: 1px solid var(--color-accent);
  background: transparent;
  color: var(--color-accent-dark);
  font-weight: 600;
  padding: 10px 18px;
  min-height: 44px;
  border-radius: var(--radius-md);
  cursor: pointer;
  margin: 6px 0;
}

.btn-block {
  display: block;
  width: 100%;
}

.btn-danger {
  border: 1px solid var(--color-bad);
  background: transparent;
  color: var(--color-bad);
  font-weight: 700;
  padding: 10px 18px;
  min-height: 44px;
  border-radius: var(--radius-md);
  cursor: pointer;
}

/* ---------- forecast card ---------- */

.forecast-hero {
  display: flex;
  align-items: center;
  gap: 16px;
}

.forecast-comment {
  font-weight: 700;
  font-size: 1.02rem;
}

.forecast-note {
  color: var(--color-text-muted);
  font-size: 0.78rem;
  margin-top: 10px;
}

.locked-box {
  text-align: center;
  padding: 12px 0;
  color: var(--color-text-muted);
}

.locked-box .big-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-accent);
  display: block;
  margin-bottom: 4px;
}

/* ---------- history chart ---------- */

.chart-wrap {
  width: 100%;
  overflow-x: auto;
}

.chart-wrap svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- sparklines ---------- */

.sparkline-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.sparkline-item {
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  padding: 10px;
}

.sparkline-item .label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  display: block;
}

.sparkline-item svg {
  display: block;
  width: 100%;
  height: 36px;
}

/* ---------- test flow ---------- */

.test-progress {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 6px;
}

.progress-step {
  flex: 1;
  text-align: center;
  font-size: 0.7rem;
  padding: 6px 2px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-weight: 600;
}

.progress-step.done {
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.progress-step.active {
  background: var(--color-accent);
  color: #fff;
}

.test-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
  text-align: center;
}

.test-panel h2 {
  margin-top: 0;
}

.test-hint {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.intro-list {
  text-align: left;
  max-width: 320px;
  margin: 16px auto;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
  list-style: none;
  padding: 0;
}

.pvt-zone {
  width: 100%;
  height: 50vh; /* PVTのタップ領域は画面下半分いっぱいに拡大(SPEC v3-2) */
  min-height: 220px;
  border-radius: var(--radius-lg);
  border: none;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-size: 1.3rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 12px;
  transition: background 0.05s;
  user-select: none;
  -webkit-user-select: none;
}

.pvt-zone.go {
  background: #2ba85c;
  color: #fff;
}

.pvt-zone.flying {
  background: #d64f4f;
  color: #fff;
}

.pvt-counter {
  font-size: 2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.sprint-hud {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.sprint-hud.centered {
  justify-content: center;
  gap: 24px;
}

.hud-timer {
  color: var(--color-accent-dark);
}

.calc-problem {
  font-size: 2.4rem;
  font-weight: 800;
  margin: 12px 0;
}

.calc-answer-display {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  min-height: 2rem;
  margin-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 6px;
}

.numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  max-width: 320px;
  margin: 0 auto;
}

.numkey {
  padding: 16px 0;
  min-height: 44px;
  min-width: 44px;
  font-size: 1.2rem;
  font-weight: 700;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--color-text);
}

.numkey:active {
  background: var(--color-accent-soft);
}

.numkey-enter {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.typing-word {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  margin: 16px 0;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.typing-input {
  width: 100%;
  max-width: 320px;
  font-size: 1.4rem;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-accent);
  text-align: center;
  background: var(--color-surface-alt);
  color: var(--color-text);
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.typing-input:focus {
  outline: none;
  border-color: var(--color-accent-dark);
}

/* ---------- DSST(記号置換) ---------- */

.dsst-legend {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  max-width: 360px;
  margin: 0 auto 14px;
}

.dsst-legend-cell {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.dsst-legend-cell .sym {
  font-size: 1.1rem;
  line-height: 1;
}

.dsst-legend-cell .num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  border-top: 1px solid var(--color-border);
  width: 100%;
  text-align: center;
  padding-top: 2px;
}

.dsst-symbol {
  font-size: 3rem;
  line-height: 1.2;
  margin: 10px 0 16px;
}

.numpad-dsst {
  max-width: 320px;
}

.exploratory-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 2px 8px;
  margin-left: 8px;
  vertical-align: middle;
}

#result-content {
  text-align: left;
  margin: 16px 0;
}

.result-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.result-row .val {
  font-weight: 700;
}

.result-index {
  text-align: center;
  margin: 14px 0;
}

.result-index .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-accent-dark);
}

/* ---------- settings ---------- */

.data-textarea {
  width: 100%;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.78rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  color: var(--color-text);
  padding: 10px;
  margin-top: 8px;
  resize: vertical;
}

.import-status {
  font-size: 0.85rem;
  color: var(--color-accent-dark);
  min-height: 1.2em;
}

/* ---------- 移行通知バナー ---------- */

.notice-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  line-height: 1.6;
}

.notice-banner p {
  margin: 0;
  flex: 1;
}

.notice-close {
  border: none;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 10px;
  min-height: 44px;
  min-width: 44px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}

/* ---------- タイピング開始/スキップ(SPEC v3-2) ---------- */

#typing-pre {
  max-width: 320px;
  margin: 0 auto;
}

#typing-pre .btn-primary {
  margin-bottom: 4px;
}

/* pointer: coarse(タッチ主体の端末)のときのみスキップ推奨を表示 */
.coarse-note {
  display: none;
  font-size: 0.85rem;
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  margin: 0 0 12px;
}

@media (pointer: coarse) {
  .coarse-note {
    display: block;
  }
}

/* ---------- 科学的根拠セクション ---------- */

.science-list {
  padding-left: 0;
  list-style: none;
  margin: 0 0 10px;
}

.science-list li {
  font-size: 0.85rem;
  line-height: 1.7;
  margin-bottom: 10px;
  color: var(--color-text);
}

.science-note-extra {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 0 0 10px;
}

.science-note {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 10px;
  margin-bottom: 0;
}

/* ---------- footer ---------- */

.app-footer {
  max-width: 640px;
  margin: 0 auto;
  width: 100%;
  padding: 16px 20px 28px;
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-alt);
}

.app-footer p {
  margin: 4px 0;
}

@media (min-width: 700px) {
  main {
    padding: 24px;
  }
  .now-hero, .forecast-hero {
    gap: 24px;
  }
}