/* ============================================================
   遠征ナビ 2026 — Design System
   8ptグリッド / iOS HIG準拠の余白・タイポグラフィ / ダークモード対応
   ============================================================ */

:root {
  /* Colors — light */
  --bg: #f2f4f8;
  --card: #ffffff;
  --card-press: #f6f8fb;
  --navy: #0b1f3f;
  --navy-2: #15306b;
  --blue: #2563eb;
  --blue-deep: #1d4ed8;
  --blue-light: #e9effd;
  --red: #e02d3c;
  --red-light: #fdf0f1;
  --gold: #f0b429;
  --green: #16a34a;
  --text: #0f172a;
  --text-2: #334155;
  --muted: #6b7689;
  --line: rgba(15, 23, 42, 0.08);
  --hairline: rgba(15, 23, 42, 0.12);

  /* Elevation */
  --shadow-1: 0 1px 2px rgba(15, 23, 42, 0.05), 0 4px 16px rgba(15, 23, 42, 0.05);
  --shadow-2: 0 2px 4px rgba(15, 23, 42, 0.06), 0 12px 32px rgba(15, 23, 42, 0.10);
  --shadow-blue: 0 4px 14px rgba(37, 99, 235, 0.35);
  --shadow-red: 0 4px 14px rgba(224, 45, 60, 0.32);

  /* Shape & motion */
  --r-card: 18px;
  --r-btn: 14px;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f17;
    --card: #161c28;
    --card-press: #1c2433;
    --blue: #4c83f7;
    --blue-deep: #3b6ef0;
    --blue-light: rgba(76, 131, 247, 0.16);
    --red: #f0455a;
    --red-light: rgba(240, 69, 90, 0.14);
    --text: #eef2f8;
    --text-2: #c4ccda;
    --muted: #8a94a6;
    --line: rgba(255, 255, 255, 0.08);
    --hairline: rgba(255, 255, 255, 0.14);
    --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-2: 0 2px 4px rgba(0, 0, 0, 0.45), 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
  padding-bottom: calc(84px + env(safe-area-inset-bottom));
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

button { font-family: inherit; color: inherit; }

/* ---- header ---- */
.app-header {
  background:
    radial-gradient(120% 140% at 85% -20%, rgba(76, 131, 247, 0.35), transparent 55%),
    linear-gradient(135deg, #0b1f3f 0%, #142d63 100%);
  color: #fff;
  padding: calc(16px + env(safe-area-inset-top)) 20px 16px;
}
.logo-row { display: flex; align-items: center; gap: 12px; }
.logo-mark { width: 46px; height: 46px; flex: 0 0 46px; filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35)); }
.logo-eyebrow {
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.32em;
  color: #9db9fb;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.logo-main {
  font-size: 1.32rem;
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: linear-gradient(180deg, #ffffff 30%, #bcd0f7);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.logo-main .year {
  margin-left: 7px;
  background: linear-gradient(180deg, #ffd970, #f0b429);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.tagline { font-size: 0.68rem; opacity: 0.6; margin-top: 10px; letter-spacing: 0.01em; }

main { padding: 18px 16px 0; max-width: 640px; margin: 0 auto; }

/* ---- cards ---- */
.card {
  background: var(--card);
  border-radius: var(--r-card);
  padding: 18px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-1);
  border: 0.5px solid var(--line);
}

.section-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  margin: 22px 6px 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- view transition ---- */
@keyframes rise {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
#view > * { animation: rise 0.3s var(--ease) both; }
#view > *:nth-child(2) { animation-delay: 0.03s; }
#view > *:nth-child(3) { animation-delay: 0.06s; }
#view > *:nth-child(4) { animation-delay: 0.09s; }
@media (prefers-reduced-motion: reduce) {
  #view > * { animation: none; }
}

/* ---- buttons ---- */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 54px;
  padding: 15px 16px;
  border: none;
  border-radius: var(--r-btn);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  margin-bottom: 10px;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.12s var(--ease), box-shadow 0.12s var(--ease), opacity 0.12s;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(180deg, #3b82f6, var(--blue-deep));
  color: #fff;
  box-shadow: var(--shadow-blue);
}
.btn-danger {
  background: linear-gradient(180deg, #f0455a, var(--red));
  color: #fff;
  box-shadow: var(--shadow-red);
}
.btn-outline {
  background: var(--card);
  border: 1.5px solid var(--blue);
  color: var(--blue);
  box-shadow: var(--shadow-1);
}
.btn-soft { background: var(--blue-light); color: var(--blue-deep); }
@media (prefers-color-scheme: dark) {
  .btn-soft { color: #9db9fb; }
}

.btn-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.btn-grid .btn { margin-bottom: 0; padding: 13px 8px; font-size: 0.95rem; min-height: 50px; }

/* ---- countdown ---- */
.countdown-card {
  background:
    radial-gradient(100% 160% at 100% 0%, rgba(240, 180, 41, 0.18), transparent 50%),
    radial-gradient(120% 140% at 0% 110%, rgba(76, 131, 247, 0.35), transparent 55%),
    linear-gradient(150deg, #0d2348 0%, #1a3a7d 100%);
  border: 0.5px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  text-align: center;
  box-shadow: var(--shadow-2);
}
.countdown-card .label {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
}
.countdown-card .matchup { font-size: 1.4rem; font-weight: 800; letter-spacing: -0.01em; margin: 8px 0 2px; }
.countdown-card .timer {
  font-size: 2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #ffd970, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.countdown-card .venue-line { font-size: 0.82rem; opacity: 0.85; margin-top: 10px; line-height: 1.7; }

/* ---- today ---- */
.today-times { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.today-times .tbox {
  background: var(--card);
  border-radius: var(--r-card);
  border: 0.5px solid var(--line);
  padding: 14px 12px;
  text-align: center;
  box-shadow: var(--shadow-1);
}
.today-times .tbox .l { font-size: 0.7rem; font-weight: 600; color: var(--muted); }
.today-times .tbox .v { font-size: 1.5rem; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; margin: 2px 0; }
.today-times .tbox .d { font-size: 0.72rem; color: var(--muted); }

.progress-wrap { background: var(--line); border-radius: 99px; height: 10px; overflow: hidden; margin: 10px 0 6px; }
.progress-bar {
  background: linear-gradient(90deg, #22c55e, var(--green));
  height: 100%;
  border-radius: 99px;
  transition: width 0.5s var(--ease);
}

.todo-list { list-style: none; }
.todo-list li {
  padding: 10px 0;
  font-size: 0.92rem;
  border-bottom: 0.5px solid var(--line);
  display: flex;
  gap: 8px;
  align-items: flex-start;
  line-height: 1.55;
  color: var(--text-2);
}
.todo-list li:last-child { border-bottom: none; padding-bottom: 2px; }

/* ---- match cards ---- */
.match-card { display: flex; flex-direction: column; gap: 10px; }
.match-head { display: flex; justify-content: space-between; align-items: center; }
.match-no {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--blue);
  background: var(--blue-light);
  padding: 4px 12px;
  border-radius: 99px;
  letter-spacing: 0.02em;
}
.match-status { font-size: 0.74rem; font-weight: 600; color: var(--muted); }
.match-teams { font-size: 1.2rem; font-weight: 800; letter-spacing: -0.01em; }
.match-times { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.time-box { background: var(--bg); border-radius: 12px; padding: 10px 12px; }
.time-box .tz { font-size: 0.68rem; font-weight: 600; color: var(--muted); }
.time-box .t { font-size: 0.98rem; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 2px; }
.match-venue { font-size: 0.82rem; color: var(--muted); line-height: 1.65; }

.note { font-size: 0.79rem; color: var(--muted); line-height: 1.65; }

/* ---- simulator ---- */
.sim-row { display: flex; align-items: center; gap: 10px; padding: 11px 0; border-bottom: 0.5px solid var(--line); }
.sim-row:last-of-type { border-bottom: none; }
.sim-row .sim-label { flex: 1; font-size: 0.92rem; font-weight: 600; }
.sim-row .seg { flex: 0 0 174px; }
.sim-result { text-align: center; padding: 16px 8px 6px; }
.sim-result .pts { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.02em; }
.sim-result .verdict { font-size: 0.92rem; font-weight: 700; margin-top: 4px; line-height: 1.6; }

/* ---- segmented control (iOS style) ---- */
.seg {
  display: flex;
  gap: 2px;
  background: var(--bg);
  border-radius: 12px;
  padding: 3px;
}
.seg button {
  flex: 1;
  min-width: 0;
  padding: 10px 6px;
  border: none;
  background: transparent;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s var(--ease);
  white-space: nowrap;
}
.seg button.active {
  background: var(--card);
  color: var(--text);
  font-weight: 700;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.12);
}
.seg button:active:not(.active) { color: var(--text-2); }

/* ---- filter chips ---- */
.filter-row { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.chip {
  border: 0.5px solid var(--hairline);
  background: var(--card);
  border-radius: 99px;
  padding: 9px 16px;
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--text-2);
  cursor: pointer;
  transition: all 0.15s var(--ease);
  box-shadow: var(--shadow-1);
}
.chip:active { transform: scale(0.96); }
.chip.active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
@media (prefers-color-scheme: dark) {
  .chip.active { background: var(--blue); border-color: var(--blue); }
}

/* ---- stadiums ---- */
.stadium-card .s-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.stadium-card h3 { font-size: 1.08rem; font-weight: 800; letter-spacing: -0.01em; }
.stadium-card .s-city { font-size: 0.78rem; color: var(--muted); margin-top: 3px; line-height: 1.55; }
.stadium-card .s-now {
  font-size: 0.78rem;
  color: var(--blue);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  background: var(--blue-light);
  padding: 4px 10px;
  border-radius: 99px;
}
.badge-jp {
  font-size: 0.66rem;
  font-weight: 700;
  background: linear-gradient(180deg, #f0455a, var(--red));
  color: #fff;
  border-radius: 99px;
  padding: 3px 9px;
  margin-left: 8px;
  vertical-align: 2px;
  letter-spacing: 0.02em;
}

.s-rows { margin-top: 12px; display: flex; flex-direction: column; gap: 9px; }
.s-row { display: flex; gap: 10px; font-size: 0.84rem; line-height: 1.6; color: var(--text-2); }
.s-row .s-ico { flex: 0 0 20px; }
.s-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
.s-btns .btn { margin-bottom: 0; padding: 11px 6px; font-size: 0.87rem; min-height: 44px; }

/* ---- forms ---- */
.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}
.field input[type="number"], .field input[type="text"], .field textarea {
  width: 100%;
  padding: 14px;
  font-size: 1.02rem;
  border: 0.5px solid var(--hairline);
  border-radius: 12px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
  -webkit-appearance: none;
}
.field input[type="number"]::-webkit-inner-spin-button,
.field input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.field input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
  background: var(--card);
}

/* ---- tip result ---- */
.tip-result { text-align: center; padding: 20px 12px 10px; }
.tip-result .big { font-size: 2.1rem; font-weight: 800; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.tip-result .sub { font-size: 0.88rem; color: var(--muted); margin-top: 4px; }
.tip-result .jpy { font-size: 1.1rem; font-weight: 800; color: var(--red); margin-top: 10px; font-variant-numeric: tabular-nums; }
.rate-note { font-size: 0.7rem; color: var(--muted); text-align: center; margin-top: 12px; line-height: 1.6; }

/* ---- info ---- */
.info-card h3 { font-size: 1rem; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 10px; }
.info-card p, .info-card li { font-size: 0.87rem; line-height: 1.75; color: var(--text-2); }
.info-card ul { padding-left: 18px; }
.emg-num {
  text-align: center;
  background: var(--red-light);
  border: 0.5px solid rgba(224, 45, 60, 0.25);
  border-radius: 14px;
  padding: 14px;
}
.emg-num .n { font-size: 1.8rem; font-weight: 800; color: var(--red); letter-spacing: 0.04em; }
.emg-num .l { font-size: 0.74rem; font-weight: 600; color: var(--muted); }

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 0.5px solid var(--line);
  cursor: pointer;
}
.check-item:last-child { border-bottom: none; }
.check-item input {
  width: 22px; height: 22px;
  flex: 0 0 22px;
  margin-top: 1px;
  accent-color: var(--green);
}
.check-item span { font-size: 0.9rem; line-height: 1.55; transition: color 0.2s, opacity 0.2s; }
.check-item.done span { color: var(--muted); text-decoration: line-through; opacity: 0.7; }

.link-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  font-size: 0.92rem;
  color: var(--blue);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 0.5px solid var(--line);
}
.link-list a:last-child { border-bottom: none; }

/* ---- group F schedule ---- */
.gf-md { font-size: 0.72rem; font-weight: 700; color: var(--muted); letter-spacing: 0.06em; margin: 12px 0 4px; }
.gf-md:first-child { margin-top: 0; }
.gf-row { padding: 9px 10px; border-radius: 10px; margin-bottom: 4px; }
.gf-row.gf-jp { background: var(--blue-light); }
.gf-teams { font-size: 0.95rem; font-weight: 700; }
.gf-vs { color: var(--muted); font-weight: 600; font-size: 0.82rem; margin: 0 2px; }
.gf-badge { font-size: 0.64rem; font-weight: 700; background: linear-gradient(180deg,#f0455a,var(--red)); color: #fff; border-radius: 99px; padding: 2px 8px; margin-left: 4px; vertical-align: 1px; }
.gf-meta { font-size: 0.78rem; color: var(--muted); margin-top: 3px; }

/* ---- events ---- */
.ev-item { padding: 12px 0; border-bottom: 0.5px solid var(--line); }
.ev-item:first-of-type { padding-top: 4px; }
.ev-item:last-of-type { border-bottom: none; padding-bottom: 4px; }
.ev-name { font-size: 0.95rem; font-weight: 700; letter-spacing: -0.01em; }
.ev-meta { font-size: 0.76rem; color: var(--muted); margin: 4px 0; }
.ev-note { font-size: 0.84rem; line-height: 1.65; color: var(--text-2); }
.ev-link { display: inline-block; margin-top: 8px; font-size: 0.85rem; font-weight: 700; color: var(--blue); text-decoration: none; }

/* ---- mode list ---- */
.mode-list { padding: 4px 18px; }
.m-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 17px 2px;
  border-bottom: 0.5px solid var(--line);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: opacity 0.12s;
}
.m-row:last-child { border-bottom: none; }
.m-row .m-ico { font-size: 1.25rem; }
.m-row .chev { margin-left: auto; color: var(--muted); font-size: 1.4rem; font-weight: 400; opacity: 0.6; }
.m-row:active { opacity: 0.55; }

/* ---- mode overlay ---- */
.mode-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 50;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0 16px calc(40px + env(safe-area-inset-bottom));
  animation: rise 0.25s var(--ease);
}
.mode-overlay.hidden { display: none; animation: none; }
.mode-head {
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(14px + env(safe-area-inset-top)) 0 12px;
  z-index: 2;
}
.mode-head h2 { font-size: 1.3rem; font-weight: 800; letter-spacing: -0.01em; }
.mode-head.red h2 { color: var(--red); }
.mode-close {
  border: none;
  background: var(--card);
  border-radius: 99px;
  padding: 10px 18px;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-1);
}
.mode-steps { list-style: none; counter-reset: step; }
.mode-steps li {
  counter-increment: step;
  background: var(--card);
  border: 0.5px solid var(--line);
  border-radius: var(--r-card);
  padding: 16px 16px 16px 56px;
  margin-bottom: 10px;
  position: relative;
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 500;
  box-shadow: var(--shadow-1);
}
.mode-steps li::before {
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 15px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(180deg, #3b82f6, var(--blue-deep));
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
}
.mode-overlay.red .mode-steps li::before { background: linear-gradient(180deg, #f0455a, var(--red)); }

.show-card {
  background:
    radial-gradient(120% 140% at 0% 110%, rgba(76, 131, 247, 0.3), transparent 55%),
    linear-gradient(150deg, #0d2348, #1a3a7d);
  color: #fff;
  border-radius: var(--r-card);
  padding: 20px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-2);
}
.show-card .lang { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.65; margin-bottom: 8px; }
.show-card .phrase { font-size: 1.35rem; font-weight: 700; line-height: 1.55; white-space: pre-line; letter-spacing: -0.01em; }
.mode-overlay.red .show-card {
  background: linear-gradient(150deg, #c81e2e, #e02d3c);
}

.myinfo-display {
  background: color-mix(in srgb, var(--gold) 12%, var(--card));
  border: 0.5px solid color-mix(in srgb, var(--gold) 45%, transparent);
  border-radius: var(--r-card);
  padding: 16px;
  margin-bottom: 12px;
}
.myinfo-display .k { font-size: 0.7rem; font-weight: 700; color: var(--muted); letter-spacing: 0.04em; }
.myinfo-display .v { font-size: 1.18rem; font-weight: 700; margin: 2px 0 10px; line-height: 1.5; }
.myinfo-display .v.empty { color: var(--muted); font-weight: 400; font-size: 0.88rem; }

.emg-call {
  display: block;
  text-align: center;
  background: linear-gradient(180deg, #f0455a, var(--red));
  color: #fff;
  border-radius: var(--r-card);
  padding: 22px;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-decoration: none;
  margin-bottom: 14px;
  box-shadow: var(--shadow-red);
  transition: transform 0.12s var(--ease);
}
.emg-call:active { transform: scale(0.97); }

/* ---- tab bar (frosted) ---- */
.tabbar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  display: flex;
  background: color-mix(in srgb, var(--card) 80%, transparent);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border-top: 0.5px solid var(--hairline);
  padding-bottom: env(safe-area-inset-bottom);
  z-index: 10;
}
.tabbar button {
  flex: 1;
  border: none;
  background: none;
  padding: 9px 2px 10px;
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  transition: color 0.15s var(--ease), transform 0.12s var(--ease);
}
.tabbar button:active { transform: scale(0.94); }
.tabbar button svg { width: 25px; height: 25px; }
.tabbar button.active { color: var(--blue); font-weight: 700; }

.disclaimer { font-size: 0.7rem; color: var(--muted); text-align: center; margin: 24px 0 10px; line-height: 1.7; }
.offline-badge { font-size: 0.72rem; color: var(--green); font-weight: 700; text-align: center; margin: 4px 0 10px; }