:root {
  /* ===== iPhone 版面集中調整區 ===== */
  --phone-max-width: 430px;
  --safe-top: max(16px, env(safe-area-inset-top));
  --safe-bottom: max(16px, env(safe-area-inset-bottom));
  --page-gap: 14px;
  --section-gap: 12px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;

  /* ===== 字體 / 按鈕 / 卡片大小集中調整區 ===== */
  --font-xs: 12px;
  --font-sm: 13px;
  --font-md: 15px;
  --font-lg: 17px;
  --font-xl: 22px;
  --font-2xl: 28px;

  --btn-height: 48px;
  --btn-height-lg: 56px;

  --player-card-img-sm: 58px;
  --player-card-img-md: 76px;
  --hero-img-size: 124px;
  --hero-img-size-sm: 90px;

  --card-padding: 14px;
  --card-padding-lg: 16px;

  /* ===== 顏色 ===== */
  --bg-main: #0b1120;
  --bg-gradient-a: #0f172a;
  --bg-gradient-b: #111827;
  --bg-frame: rgba(15, 23, 42, 0.96);
  --bg-card: rgba(30, 41, 59, 0.95);
  --bg-card-2: rgba(17, 24, 39, 0.96);
  --bg-soft: rgba(51, 65, 85, 0.65);
  --bg-soft-2: rgba(71, 85, 105, 0.35);

  --line-main: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(148, 163, 184, 0.3);

  --text-main: #e5e7eb;
  --text-soft: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dark: #0f172a;

  --accent: #38bdf8;
  --accent-2: #22c55e;
  --accent-3: #f59e0b;
  --danger: #ef4444;
  --purple: #8b5cf6;

  --shadow-main: 0 12px 30px rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.18);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top, rgba(56, 189, 248, 0.08), transparent 35%),
    linear-gradient(180deg, var(--bg-gradient-a), var(--bg-gradient-b));
  color: var(--text-main);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC",
    "Microsoft JhengHei", "Noto Sans TC", sans-serif;
  font-size: var(--font-md);
}

body {
  display: flex;
  justify-content: center;
  align-items: stretch;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
}

img {
  display: block;
  max-width: 100%;
}

.hidden {
  display: none !important;
}

/* ===== App 外殼 ===== */
#app-shell {
  width: 100%;
  max-width: var(--phone-max-width);
  min-height: 100vh;
  background: linear-gradient(
    180deg,
    rgba(15, 23, 42, 0.94),
    rgba(2, 8, 23, 0.98)
  );
  box-shadow: var(--shadow-main);
  position: relative;
  overflow: hidden;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: calc(var(--safe-top) + 2px) 14px 12px;
  background: linear-gradient(
    180deg,
    rgba(15, 23, 42, 0.98),
    rgba(15, 23, 42, 0.88)
  );
  border-bottom: 1px solid var(--line-main);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-badge {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #2563eb);
  color: #ffffff;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-soft);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-text strong {
  font-size: var(--font-lg);
  line-height: 1.1;
}

.brand-text span {
  font-size: var(--font-xs);
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

#phone-frame {
  padding: 14px;
  padding-bottom: calc(14px + var(--safe-bottom) + 68px);
}

/* ===== 頁面 ===== */
.page {
  display: none;
  animation: fadeIn 0.2s ease;
}

.page.active {
  display: block;
}

.page-header {
  margin-bottom: var(--page-gap);
}

.page-header h1 {
  margin: 0 0 6px;
  font-size: var(--font-xl);
  line-height: 1.2;
  letter-spacing: 0.2px;
}

.page-header p {
  margin: 0;
  font-size: var(--font-sm);
  line-height: 1.5;
  color: var(--text-muted);
}

/* ===== 卡片 / 區塊 ===== */
.card {
  background: linear-gradient(180deg, var(--bg-card), var(--bg-card-2));
  border: 1px solid var(--line-main);
  border-radius: var(--radius-lg);
  padding: var(--card-padding);
  box-shadow: var(--shadow-soft);
  margin-bottom: var(--page-gap);
}

.block {
  padding: var(--card-padding-lg);
}

.section-title {
  font-size: var(--font-md);
  font-weight: 700;
  margin-bottom: 10px;
  color: #f8fafc;
}

.label {
  display: block;
  font-size: var(--font-sm);
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-soft);
}

.small-note {
  margin: -2px 0 10px;
  font-size: var(--font-xs);
  line-height: 1.5;
  color: var(--text-muted);
}

.m-top {
  margin-top: 12px;
}

/* ===== 表單 ===== */
.text-input {
  width: 100%;
  height: 48px;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(15, 23, 42, 0.88);
  color: var(--text-main);
  padding: 0 14px;
  font-size: var(--font-md);
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

.text-input::placeholder {
  color: #64748b;
}

.text-input:focus {
  border-color: rgba(56, 189, 248, 0.75);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.12);
}

.room-input {
  min-width: 0;
}

/* ===== 按鈕 ===== */
.primary-btn,
.secondary-btn,
.ghost-btn,
.menu-btn,
.danger-btn {
  min-height: var(--btn-height);
  border-radius: 14px;
  padding: 10px 14px;
  font-size: var(--font-md);
  font-weight: 800;
  transition:
    transform 0.08s ease,
    opacity 0.15s ease,
    background 0.15s ease,
    border-color 0.15s ease;
}

.primary-btn:active,
.secondary-btn:active,
.ghost-btn:active,
.menu-btn:active,
.danger-btn:active {
  transform: scale(0.985);
}

.primary-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--accent), #2563eb);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.18);
}

.secondary-btn {
  width: 100%;
  background: rgba(30, 41, 59, 0.96);
  color: var(--text-main);
  border: 1px solid var(--line-strong);
}

.ghost-btn {
  background: rgba(30, 41, 59, 0.75);
  color: var(--text-soft);
  border: 1px solid var(--line-main);
  min-height: 38px;
  padding: 8px 12px;
  font-size: var(--font-sm);
  border-radius: 12px;
}

.menu-btn {
  width: 100%;
  background: linear-gradient(
    180deg,
    rgba(30, 41, 59, 0.96),
    rgba(15, 23, 42, 0.96)
  );
  color: #f8fafc;
  border: 1px solid var(--line-main);
  min-height: 54px;
}

.danger-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--danger), #b91c1c);
  color: #ffffff;
}

.large-btn {
  min-height: var(--btn-height-lg);
  font-size: var(--font-lg);
}

.row-two-btn {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.stack-gap {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ===== 共通資訊面板 ===== */
.info-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.compact-panel {
  gap: 8px;
}

.info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(148, 163, 184, 0.08);
}

.info-row span {
  color: var(--text-muted);
  font-size: var(--font-sm);
}

.info-row strong {
  color: #f8fafc;
  font-size: var(--font-md);
  font-weight: 800;
  text-align: right;
}

/* ===== 建立頁 ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.team-option {
  border-radius: 16px;
  padding: 12px;
  min-height: 86px;
  background: rgba(15, 23, 42, 0.78);
  border: 1px solid var(--line-main);
  color: var(--text-main);
  text-align: left;
}

.team-option.active {
  border-color: rgba(56, 189, 248, 0.72);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.12);
  background: linear-gradient(
    180deg,
    rgba(14, 165, 233, 0.16),
    rgba(15, 23, 42, 0.88)
  );
}

.team-option strong {
  display: block;
  font-size: var(--font-md);
  margin-bottom: 6px;
}

.team-option span {
  display: block;
  font-size: var(--font-xs);
  color: var(--text-muted);
  line-height: 1.45;
}

.hint-box {
  background: linear-gradient(
    180deg,
    rgba(34, 197, 94, 0.08),
    rgba(30, 41, 59, 0.96)
  );
}

.hint-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-soft);
}

.hint-list li {
  margin-bottom: 8px;
  line-height: 1.6;
  font-size: var(--font-sm);
}

/* ===== 主畫面 ===== */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.summary-box,
.result-box {
  border-radius: 14px;
  padding: 12px;
  background: rgba(15, 23, 42, 0.62);
  border: 1px solid rgba(148, 163, 184, 0.08);
  color: var(--text-soft);
  line-height: 1.6;
  font-size: var(--font-sm);
  white-space: pre-line;
}

/* ===== 表格 / 日誌 ===== */
.table-list,
.log-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.table-row,
.log-item {
  border-radius: 14px;
  padding: 10px 12px;
  background: rgba(15, 23, 42, 0.58);
  border: 1px solid rgba(148, 163, 184, 0.08);
}

.table-row {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 10px;
  align-items: center;
}

.table-rank {
  font-size: var(--font-sm);
  font-weight: 800;
  color: var(--accent);
  text-align: center;
}

.table-name {
  min-width: 0;
}

.table-name strong {
  display: block;
  font-size: var(--font-sm);
  color: #f8fafc;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.table-name span {
  display: block;
  margin-top: 2px;
  font-size: var(--font-xs);
  color: var(--text-muted);
}

.table-side {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--text-soft);
  text-align: right;
}

.log-item {
  font-size: var(--font-sm);
  line-height: 1.55;
  color: var(--text-soft);
}

/* ===== 球員列表 ===== */
.player-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.player-card {
  border-radius: 18px;
  padding: 10px;
  background: linear-gradient(
    180deg,
    rgba(30, 41, 59, 0.92),
    rgba(15, 23, 42, 0.94)
  );
  border: 1px solid rgba(148, 163, 184, 0.12);
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.player-image-frame {
  flex-shrink: 0;
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    rgba(100, 116, 139, 0.26),
    rgba(30, 41, 59, 0.5)
  );
  border: 1px solid rgba(148, 163, 184, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
}

.player-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.medium-list .player-card .player-image-frame {
  width: var(--player-card-img-md);
  height: var(--player-card-img-md);
}

.small-list .player-card .player-image-frame {
  width: var(--player-card-img-sm);
  height: var(--player-card-img-sm);
}

.player-main {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.player-topline {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: flex-start;
}

.player-name-block {
  min-width: 0;
}

.player-name-block strong {
  display: block;
  font-size: var(--font-md);
  color: #f8fafc;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-name-block span {
  display: block;
  font-size: var(--font-xs);
  color: var(--text-muted);
  margin-top: 3px;
}

.player-ovr {
  flex-shrink: 0;
  min-width: 54px;
  text-align: center;
  border-radius: 12px;
  padding: 6px 8px;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
  font-size: var(--font-xs);
  font-weight: 800;
}

.player-ovr strong {
  display: block;
  font-size: var(--font-md);
  line-height: 1.1;
  color: #f8fafc;
}

.player-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-pill {
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 11px;
  line-height: 1.2;
  font-weight: 800;
  border: 1px solid transparent;
}

.tag-role {
  background: rgba(139, 92, 246, 0.12);
  color: #c4b5fd;
  border-color: rgba(139, 92, 246, 0.18);
}

.tag-potential {
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.18);
}

.tag-cold {
  background: rgba(239, 68, 68, 0.12);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.18);
}

.tag-salary {
  background: rgba(245, 158, 11, 0.12);
  color: #fcd34d;
  border-color: rgba(245, 158, 11, 0.18);
}

.player-actions {
  display: flex;
  gap: 8px;
}

.player-actions button {
  flex: 1;
  min-height: 36px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 800;
  padding: 8px 10px;
}

.player-action-view {
  background: rgba(30, 41, 59, 0.95);
  color: var(--text-soft);
  border: 1px solid rgba(148, 163, 184, 0.16);
}

.player-action-main {
  background: linear-gradient(135deg, var(--accent), #2563eb);
  color: #ffffff;
}

.player-action-sub {
  background: linear-gradient(135deg, #334155, #1e293b);
  color: #ffffff;
}

.player-action-pick {
  background: linear-gradient(135deg, #8b5cf6, #6d28d9);
  color: #ffffff;
}

/* ===== 球員詳細頁 ===== */
.player-hero {
  display: flex;
  gap: 14px;
  align-items: center;
}

.compact-hero {
  align-items: flex-start;
}

.hero-image-wrap {
  width: var(--hero-img-size);
  height: var(--hero-img-size);
  border-radius: 20px;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    rgba(100, 116, 139, 0.26),
    rgba(30, 41, 59, 0.5)
  );
  border: 1px solid rgba(148, 163, 184, 0.14);
  flex-shrink: 0;
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.small-hero-img {
  width: var(--hero-img-size-sm);
  height: var(--hero-img-size-sm);
}

.hero-meta {
  min-width: 0;
  flex: 1;
}

.hero-meta h2 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.25;
  color: #f8fafc;
}

.hero-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.hero-mini-grid div {
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(148, 163, 184, 0.08);
  border-radius: 14px;
  padding: 10px;
}

.hero-mini-grid span {
  display: block;
  font-size: var(--font-xs);
  color: var(--text-muted);
  margin-bottom: 4px;
}

.hero-mini-grid strong {
  display: block;
  font-size: var(--font-sm);
  color: #f8fafc;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.stat-pill {
  border-radius: 16px;
  padding: 12px;
  background: rgba(15, 23, 42, 0.62);
  border: 1px solid rgba(148, 163, 184, 0.08);
}

.stat-pill span {
  display: block;
  font-size: var(--font-xs);
  color: var(--text-muted);
  margin-bottom: 5px;
}

.stat-pill strong {
  display: block;
  font-size: var(--font-lg);
  color: #f8fafc;
}

/* ===== 交易區 ===== */
.split-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.split-col {
  min-width: 0;
}

.trade-proposal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.proposal-box {
  border-radius: 16px;
  padding: 12px;
  background: rgba(15, 23, 42, 0.58);
  border: 1px solid rgba(148, 163, 184, 0.08);
  min-height: 94px;
}

.proposal-title {
  font-size: var(--font-sm);
  font-weight: 800;
  color: #f8fafc;
  margin-bottom: 8px;
}

.proposal-content {
  font-size: var(--font-sm);
  line-height: 1.55;
  color: var(--text-soft);
  white-space: pre-line;
}

/* ===== PVP 房間 ===== */
.room-action-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 78px;
  gap: 8px;
}

.room-status-box {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ===== PVP 結算 ===== */
.score-card {
  padding: 18px 16px;
  background: linear-gradient(
    180deg,
    rgba(14, 165, 233, 0.1),
    rgba(30, 41, 59, 0.96)
  );
}

.score-main {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  align-items: center;
}

.score-side {
  border-radius: 18px;
  padding: 14px 10px;
  background: rgba(15, 23, 42, 0.62);
  border: 1px solid rgba(148, 163, 184, 0.08);
  text-align: center;
}

.score-side span {
  display: block;
  font-size: var(--font-xs);
  color: var(--text-muted);
  margin-bottom: 4px;
}

.score-side strong {
  display: block;
  font-size: var(--font-2xl);
  line-height: 1;
  color: #f8fafc;
}

.score-center {
  font-size: 18px;
  font-weight: 900;
  color: var(--accent);
}

.winner-banner {
  margin-top: 12px;
  border-radius: 14px;
  padding: 12px;
  text-align: center;
  font-size: var(--font-md);
  font-weight: 800;
  background: rgba(34, 197, 94, 0.12);
  color: #bbf7d0;
  border: 1px solid rgba(34, 197, 94, 0.18);
}

/* ===== 底部狀態列 ===== */
.bottom-bar {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 100%;
  max-width: var(--phone-max-width);
  z-index: 60;
  padding: 10px 14px calc(10px + var(--safe-bottom));
  background: linear-gradient(
    180deg,
    rgba(15, 23, 42, 0.12),
    rgba(15, 23, 42, 0.96)
  );
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line-main);
}

#global-status-text {
  min-height: 44px;
  border-radius: 14px;
  padding: 10px 12px;
  background: rgba(30, 41, 59, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.08);
  font-size: var(--font-sm);
  color: var(--text-soft);
  display: flex;
  align-items: center;
  line-height: 1.45;
}

/* ===== 狀態色輔助 ===== */
.text-win {
  color: #86efac !important;
}

.text-lose {
  color: #fca5a5 !important;
}

.text-accent {
  color: var(--accent) !important;
}

.text-gold {
  color: #fcd34d !important;
}

/* ===== 空資料提示 ===== */
.empty-box {
  border-radius: 14px;
  padding: 12px;
  background: rgba(15, 23, 42, 0.45);
  border: 1px dashed rgba(148, 163, 184, 0.16);
  color: var(--text-muted);
  font-size: var(--font-sm);
  text-align: center;
}

/* ===== 動畫 ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== 小螢幕補強 ===== */
@media (max-width: 380px) {
  :root {
    --font-sm: 12px;
    --font-md: 14px;
    --font-lg: 16px;
    --font-xl: 20px;
    --btn-height: 46px;
    --btn-height-lg: 52px;
    --player-card-img-sm: 54px;
    --player-card-img-md: 70px;
    --hero-img-size: 110px;
  }

  #phone-frame {
    padding: 12px;
    padding-bottom: calc(12px + var(--safe-bottom) + 68px);
  }

  .menu-grid,
  .row-two-btn,
  .trade-proposal-grid,
  .stats-grid,
  .hero-mini-grid {
    gap: 8px;
  }

  .split-card {
    grid-template-columns: 1fr;
  }

  .room-action-row {
    grid-template-columns: 1fr;
  }
}

/* ===== 稍大手機可維持雙欄更舒適 ===== */
@media (min-width: 401px) {
  .player-card {
    padding: 12px;
  }

  .menu-btn {
    min-height: 58px;
  }

  .proposal-box {
    min-height: 102px;
  }
}