/* ===== カラーパレット =====
   ベース：シルバー/メタリック
   アクセント：レッド（#c8102e）& ブルー（#003da5）
   タイトル：ブラック太字
======================================= */

:root {
  --color-red: #c8102e;
  --color-blue: #003da5;
  --color-black: #111418;
  --color-dark: #1f242b;
  --color-text: #1a1f26;
  --color-text-sub: #6b7785;
  --color-bg: #eef0f3;
  --color-card: #ffffff;
  --color-border: #d8dce1;
  --silver-gradient: linear-gradient(135deg, #c4c8cc 0%, #e8e9eb 35%, #b9bdc1 70%, #a8acaf 100%);
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ===== ログイン画面 ===== */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
  background: var(--silver-gradient);
  position: relative;
}

.login-wrapper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-red);
}

.login-wrapper::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-blue);
}

.login-card {
  background: #fff;
  padding: 36px 28px;
  border-radius: 4px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
  text-align: center;
  position: relative;
  border-top: 4px solid var(--color-red);
  border-bottom: 4px solid var(--color-blue);
}

.login-card h1 {
  font-size: 26px;
  margin-bottom: 4px;
  color: var(--color-black);
  letter-spacing: 0.05em;
  font-weight: 900;
}

.login-card .subtitle {
  font-size: 13px;
  color: var(--color-text-sub);
  margin-bottom: 28px;
  letter-spacing: 0.1em;
}

.login-card input {
  width: 100%;
  padding: 14px 16px;
  font-size: 16px;
  border: 2px solid var(--color-border);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.2s;
  background: #fafbfc;
}

.login-card input:focus {
  border-color: var(--color-blue);
  background: #fff;
}

.login-card button {
  width: 100%;
  padding: 14px;
  margin-top: 16px;
  background: var(--color-black);
  color: #fff;
  border: none;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.15em;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.login-card button:hover {
  background: var(--color-blue);
}

.login-error {
  color: var(--color-red);
  font-size: 13px;
  margin-top: 12px;
  min-height: 18px;
  font-weight: 600;
}

/* ===== ヘッダー（YUTO SOCCER NOTE風） ===== */
.header {
  background: var(--silver-gradient);
  color: var(--color-black);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
  border-top: 3px solid var(--color-red);
  border-bottom: 3px solid var(--color-blue);
}

.header-inner {
  max-width: 600px;
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.header-title {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.header-ball {
  font-size: 28px;
  flex-shrink: 0;
}

.header-text {
  min-width: 0;
  flex: 1;
}

.header-text h1 {
  font-size: 15px;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.04em;
  color: var(--color-black);
}

.header-text .player-info {
  font-size: 10px;
  color: var(--color-text-sub);
  letter-spacing: 0.08em;
  margin-top: 3px;
  font-weight: 700;
}

.no-badge {
  background: var(--color-black);
  color: #fff;
  font-weight: 900;
  font-size: 11px;
  padding: 5px 9px;
  border-radius: 2px;
  letter-spacing: 0.08em;
  flex-shrink: 0;
  line-height: 1;
}

.logout-btn {
  background: transparent;
  color: var(--color-text-sub);
  border: 1.5px solid var(--color-border);
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 2px;
  cursor: pointer;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.logout-btn:hover {
  background: var(--color-black);
  color: #fff;
  border-color: var(--color-black);
}

/* ===== メインコンテンツ ===== */
.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

.update-info {
  background: #fff;
  padding: 12px 14px;
  border-radius: 3px;
  font-size: 12px;
  color: var(--color-text-sub);
  margin-bottom: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-left: 3px solid var(--color-red);
  border-right: 3px solid var(--color-blue);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ===== 月切り替え ===== */
.month-switcher {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.month-btn {
  background: #fff;
  border: 2px solid var(--color-border);
  color: var(--color-text);
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 700;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.05em;
}

.month-btn:hover {
  border-color: var(--color-blue);
}

.month-btn.active {
  background: var(--color-black);
  color: #fff;
  border-color: var(--color-black);
}

/* ===== 試合カード ===== */
.match-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.match-card {
  background: var(--color-card);
  border-radius: 3px;
  padding: 16px 16px 16px 18px;
  position: relative;
  overflow: hidden;
  transition: transform 0.15s, box-shadow 0.15s;
  border-left: 4px solid var(--color-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.match-card:active {
  transform: scale(0.99);
}

.match-card.participating {
  border-left-color: var(--color-blue);
}

.match-card.off {
  opacity: 0.55;
  background: #f4f5f7;
}

.match-card.past {
  opacity: 0.55;
}

.match-card.today {
  border-left-color: var(--color-red);
  border-left-width: 6px;
  box-shadow: 0 4px 14px rgba(200, 16, 46, 0.15);
}

.match-card.today::before {
  content: "TODAY";
  position: absolute;
  top: 12px;
  right: 14px;
  background: var(--color-red);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  padding: 3px 8px;
  border-radius: 2px;
  letter-spacing: 0.12em;
}

.match-date {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.match-date .month-day {
  font-size: 22px;
  font-weight: 900;
  color: var(--color-black);
  letter-spacing: -0.02em;
}

.match-date .day-of-week {
  font-size: 13px;
  color: var(--color-text-sub);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.match-date .day-of-week.sat {
  color: var(--color-blue);
}

.match-date .day-of-week.sun,
.match-date .day-of-week.holiday {
  color: var(--color-red);
}

.match-title {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--color-black);
  letter-spacing: 0.01em;
}

.match-card.off .match-title {
  color: var(--color-text-sub);
  font-weight: 600;
}

.match-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--color-text);
}

.meta-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.meta-row .label {
  font-size: 10px;
  color: #fff;
  background: var(--color-text-sub);
  padding: 3px 8px;
  border-radius: 2px;
  min-width: 50px;
  text-align: center;
  flex-shrink: 0;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.meta-row .label.time {
  background: var(--color-red);
}

.meta-row .label.place,
.meta-row .label.meet {
  background: var(--color-blue);
}

.meta-row .label.coach {
  background: var(--color-black);
}

.meta-row .value {
  flex: 1;
  word-break: break-word;
  padding-top: 1px;
}

.notes {
  background: #faf7e8;
  padding: 8px 12px;
  border-radius: 2px;
  font-size: 13px;
  color: #6b5a14;
  margin-top: 10px;
  border-left: 3px solid #d4a017;
}

/* ===== 空状態 ===== */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-sub);
}

.empty-state .emoji {
  font-size: 48px;
  margin-bottom: 12px;
}

/* ===== フッター ===== */
.footer {
  text-align: center;
  padding: 24px 16px 40px;
  font-size: 10px;
  color: #9ba6b3;
  letter-spacing: 0.15em;
  font-weight: 600;
}

/* ===== スマホ最適化 ===== */
@media (max-width: 480px) {
  .header-text h1 {
    font-size: 15px;
  }

  .match-title {
    font-size: 16px;
  }

  .match-date .month-day {
    font-size: 20px;
  }
}

/* iPhoneのセーフエリア対応 */
@supports (padding: max(0px)) {
  .container {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
    padding-bottom: max(40px, env(safe-area-inset-bottom));
  }
}