/* ==========================================================================
   吴震宇成长OS v2.0 —— 暑假模式主题 v2（现代游戏风）
   风格：荆州古城 × 三国少年 × 成长闯关 × 游泳训练
   配色：古铜色 / 青灰色 / 湖蓝色 / 金色
   重新设计：去掉 90 年代博物馆感，走游戏卡牌 UI
   ========================================================================== */

:root {
  --c-bronze: #B8753B;          /* 古铜（主调） */
  --c-bronze-deep: #8B4513;
  --c-bronze-dark: #5C2E0C;
  --c-stone: #6B7C8C;            /* 青灰 */
  --c-stone-light: #94A3B8;
  --c-water: #3A8FB7;            /* 湖蓝 */
  --c-water-deep: #1B4965;
  --c-gold: #E8B842;             /* 金 */
  --c-gold-soft: #F0D080;
  --c-jade: #6B9B7A;             /* 草绿点缀 */
  --c-parchment: #FAF3E3;        /* 羊皮纸底 */
  --c-parchment-deep: #EDDFC4;
  --c-ink: #2A1810;              /* 墨色文字 */
  --c-ink-soft: #6B4A2B;
  --c-cream: #FFF9E8;            /* 卡片底 */
}

/* === 全局 === */
* { box-sizing: border-box; }
body[data-mode="summer"] {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(ellipse at top, rgba(184,117,59,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(58,143,183,0.06) 0%, transparent 50%),
    linear-gradient(180deg, #FAF3E3 0%, #F0E2C4 100%);
  color: var(--c-ink);
  margin: 0;
  min-height: 100vh;
  background-attachment: fixed;
}

/* === 顶部模式切换条（精简版） === */
.mode-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 16px;
  background: linear-gradient(90deg, var(--c-bronze) 0%, var(--c-water) 100%);
  color: white;
  font-size: 12px;
  box-shadow: 0 2px 8px rgba(92,46,12,0.2);
  position: sticky; top: 0; z-index: 50;
}
.mode-bar a {
  color: var(--c-gold-soft);
  text-decoration: none;
  margin-left: 14px;
  font-weight: 600;
  transition: color 0.2s;
}
.mode-bar a:hover { color: white; }
.mode-bar .mode-tag {
  background: rgba(255,255,255,0.15);
  padding: 3px 10px;
  border-radius: 12px;
  font-weight: 700;
  margin-right: 8px;
  border: 1px solid rgba(255,255,255,0.2);
}

/* === 头部 — 现代游戏卡牌 === */
.summer-hero {
  display: flex; align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background:
    linear-gradient(135deg, var(--c-bronze) 0%, var(--c-bronze-deep) 100%);
  border-radius: 14px;
  box-shadow:
    0 4px 20px rgba(92,46,12,0.25),
    inset 0 1px 0 rgba(255,255,255,0.15);
  color: white;
  position: relative;
  overflow: hidden;
}
.summer-hero::before {
  content: '';
  position: absolute; top: 0; right: 0;
  width: 120px; height: 100%;
  background:
    radial-gradient(circle at 80% 50%, rgba(232,184,66,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.summer-hero .avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-gold) 0%, var(--c-gold-soft) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3), inset 0 0 0 2px white;
  flex-shrink: 0;
}

.summer-hero .title-block { flex: 1; min-width: 0; }
.summer-hero h1 {
  font-size: 22px;
  font-weight: 900;
  margin: 0;
  letter-spacing: 1px;
  color: white;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
  line-height: 1.2;
}
.summer-hero .subtitle {
  font-size: 12px;
  color: var(--c-gold-soft);
  margin-top: 2px;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.summer-hero .role-chip {
  background: rgba(232,184,66,0.25);
  color: var(--c-gold-soft);
  padding: 4px 12px;
  border-radius: 14px;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid rgba(232,184,66,0.4);
  white-space: nowrap;
}

/* === 工具栏（胶囊按钮） === */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}
.tool-btn {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 8px 14px;
  background: white;
  color: var(--c-bronze-deep);
  border: 1.5px solid var(--c-stone-light);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.tool-btn:hover {
  background: var(--c-bronze);
  color: white;
  border-color: var(--c-bronze-deep);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(139,69,19,0.25);
}
.tool-btn.active {
  background: var(--c-bronze);
  color: white;
  border-color: var(--c-bronze-deep);
}

/* === 主内容卡片 — 铜钉 + 现代边框 === */
.summer-card {
  background: var(--c-cream);
  border-radius: 12px;
  padding: 16px;
  position: relative;
  box-shadow:
    0 2px 8px rgba(107,124,140,0.1),
    0 1px 2px rgba(0,0,0,0.04);
  border: 1px solid rgba(107,124,140,0.15);
  margin-bottom: 12px;
  transition: all 0.25s ease;
}
.summer-card:hover {
  box-shadow:
    0 4px 16px rgba(107,124,140,0.18),
    0 2px 4px rgba(0,0,0,0.06);
  transform: translateY(-1px);
}

/* 卡片四角小铜钉 */
.summer-card::before,
.summer-card::after {
  content: '';
  position: absolute;
  width: 6px; height: 6px;
  background: radial-gradient(circle, var(--c-gold) 0%, #A07B0C 100%);
  border-radius: 50%;
}
.summer-card::before { top: 8px; left: 8px; }
.summer-card::after { top: 8px; right: 8px; }

/* === 卡片标题 === */
.section-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--c-bronze-deep);
  margin: 0 0 12px;
  display: flex; align-items: center;
  gap: 6px;
  letter-spacing: 0.5px;
}
.section-title .ic {
  font-size: 18px;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
}

/* === 数字大屏 === */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.stat-cell {
  text-align: center;
  padding: 8px 4px;
}
.stat-cell .num {
  font-size: 28px;
  font-weight: 900;
  color: var(--c-bronze-deep);
  line-height: 1;
  letter-spacing: -0.5px;
}
.stat-cell .num.gold { color: var(--c-gold); text-shadow: 0 1px 0 rgba(160,123,12,0.2); }
.stat-cell .num.water { color: var(--c-water-deep); }
.stat-cell .lab {
  font-size: 11px;
  color: var(--c-ink-soft);
  margin-top: 4px;
  font-weight: 600;
}

/* === 任务卡 — 游戏关卡牌 === */
.task-card {
  display: flex; align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: linear-gradient(90deg, white 0%, var(--c-cream) 100%);
  border-radius: 10px;
  margin-bottom: 8px;
  border: 1px solid rgba(107,124,140,0.18);
  border-left: 4px solid var(--c-bronze);
  transition: all 0.2s ease;
}
.task-card:hover {
  border-left-color: var(--c-gold);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.task-card.done {
  background: linear-gradient(90deg, #E8F5E9 0%, #C8E6C9 100%);
  border-left-color: var(--c-jade);
}

.task-card .ic-box {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--c-bronze-soft) 0%, var(--c-bronze) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.3);
}
.task-card.done .ic-box {
  background: linear-gradient(135deg, var(--c-jade) 0%, #5A8B6B 100%);
}
.task-card .body { flex: 1; min-width: 0; }
.task-card .name {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-ink);
}
.task-card .meta {
  font-size: 11px;
  color: var(--c-ink-soft);
  margin-top: 2px;
}
.task-card .reward {
  background: var(--c-gold);
  color: var(--c-bronze-dark);
  font-size: 11px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: 4px;
}

/* === 闯关按钮 === */
.btn-go {
  background: linear-gradient(135deg, var(--c-water) 0%, var(--c-water-deep) 100%);
  color: white;
  border: none;
  padding: 6px 14px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 6px rgba(27,73,101,0.3);
  letter-spacing: 0.5px;
}
.btn-go:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(27,73,101,0.4);
}
.btn-go:active { transform: translateY(0); }
.btn-go.done {
  background: linear-gradient(135deg, var(--c-jade) 0%, #5A8B6B 100%);
  box-shadow: 0 2px 6px rgba(107,155,122,0.3);
}

/* === 进度条 === */
.progress-bar {
  height: 8px;
  background: rgba(107,124,140,0.18);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 8px;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--c-bronze) 0%, var(--c-gold) 100%);
  border-radius: 4px;
  transition: width 0.5s ease;
}

/* === 勋章（圆形卡牌） === */
.medal-row {
  display: flex;
  gap: 10px;
  justify-content: space-around;
  flex-wrap: wrap;
  padding: 4px 0;
}
.medal {
  width: 56px; height: 64px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px;
  background: linear-gradient(180deg, var(--c-cream) 0%, var(--c-parchment-deep) 100%);
  border-radius: 8px;
  border: 1.5px solid rgba(107,124,140,0.2);
  position: relative;
}
.medal.unlocked {
  background: linear-gradient(180deg, var(--c-gold) 0%, #D4A017 100%);
  border-color: var(--c-bronze-dark);
  box-shadow: 0 2px 8px rgba(232,184,66,0.4), inset 0 1px 0 rgba(255,255,255,0.3);
}
.medal.unlocked::after {
  content: '✓';
  position: absolute; top: 2px; right: 4px;
  font-size: 10px;
  color: var(--c-bronze-dark);
  font-weight: 900;
}
.medal .ic {
  font-size: 24px;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,0.15));
}
.medal.locked .ic { filter: grayscale(0.9) opacity(0.4); }
.medal .lab {
  font-size: 9px;
  color: var(--c-ink-soft);
  font-weight: 700;
  text-align: center;
  line-height: 1;
}
.medal.unlocked .lab { color: var(--c-bronze-dark); }

/* === 成长地图（关卡卡片） === */
.growth-map {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  position: relative;
  padding: 8px 0;
}
.growth-map::before {
  content: '';
  position: absolute;
  top: 38px;
  left: 10%; right: 10%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--c-bronze) 0 6px, transparent 6px 12px);
  z-index: 0;
}
.map-node {
  text-align: center;
  position: relative;
  z-index: 1;
}
.map-node .dot {
  width: 36px; height: 36px;
  margin: 0 auto 4px;
  border-radius: 50%;
  background: var(--c-cream);
  border: 2.5px solid var(--c-stone);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  color: var(--c-stone);
  font-weight: 900;
  box-shadow: 0 2px 4px rgba(0,0,0,0.08);
}
.map-node.cleared .dot {
  background: linear-gradient(135deg, var(--c-gold) 0%, var(--c-bronze) 100%);
  border-color: var(--c-bronze-deep);
  color: white;
  box-shadow: 0 2px 8px rgba(232,184,66,0.5);
}
.map-node.current .dot {
  background: white;
  border-color: var(--c-gold);
  color: var(--c-bronze-deep);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232,184,66,0.6); }
  50% { box-shadow: 0 0 0 8px rgba(232,184,66,0); }
}
.map-node .city {
  font-size: 10px;
  color: var(--c-ink-soft);
  font-weight: 600;
}
.map-node.cleared .city { color: var(--c-bronze-deep); font-weight: 700; }
.map-node.current .city { color: var(--c-water-deep); font-weight: 800; }

/* === 登录框（轻量化） === */
.login-mask {
  position: fixed; inset: 0;
  background:
    linear-gradient(135deg, rgba(92,46,12,0.92) 0%, rgba(27,73,101,0.92) 100%);
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  backdrop-filter: blur(12px);
}
.login-box {
  background: white;
  border-radius: 16px;
  padding: 28px 26px;
  width: 360px;
  max-width: 92vw;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}
.login-box h2 {
  font-size: 20px;
  color: var(--c-bronze-deep);
  margin: 0 0 4px;
  text-align: center;
  font-weight: 900;
  letter-spacing: 2px;
}
.login-box .login-icon {
  text-align: center;
  font-size: 40px;
  margin: 0 auto 8px;
  display: block;
  filter: drop-shadow(0 4px 8px rgba(184,117,59,0.4));
}
.login-box .form-label {
  font-size: 12px;
  color: var(--c-ink-soft);
  font-weight: 600;
  margin: 10px 0 4px;
}
.login-box input, .login-box select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--c-stone-light);
  border-radius: 8px;
  font-size: 14px;
  background: var(--c-cream);
  box-sizing: border-box;
  font-family: inherit;
}
.login-box input:focus, .login-box select:focus {
  outline: none;
  border-color: var(--c-bronze);
  background: white;
}
.btn-enter {
  width: 100%;
  margin-top: 18px;
  padding: 12px;
  background: linear-gradient(135deg, var(--c-bronze) 0%, var(--c-bronze-deep) 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  letter-spacing: 4px;
  box-shadow: 0 4px 12px rgba(139,69,19,0.35);
  transition: all 0.2s;
}
.btn-enter:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(139,69,19,0.45);
}
.btn-enter:active { transform: translateY(0); }
.btn-enter:disabled { opacity: 0.6; cursor: wait; }

/* === 错误提示 === */
.err-msg {
  color: #B91C1C;
  background: rgba(239,68,68,0.08);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 12px;
  margin-top: 10px;
  text-align: center;
}

/* === 网格 === */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }

/* === 响应式 === */
@media (max-width: 640px) {
  .summer-hero h1 { font-size: 18px; }
  .summer-hero .avatar { width: 40px; height: 40px; font-size: 20px; }
  .stat-cell .num { font-size: 22px; }
  .growth-map { grid-template-columns: repeat(5,1fr); gap: 4px; }
  .map-node .dot { width: 30px; height: 30px; font-size: 14px; }
  .map-node .city { font-size: 9px; }
  .grid-3 { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
}
@media (max-width: 420px) {
  .grid-2 { grid-template-columns: 1fr; }
  .toolbar .tool-btn { padding: 6px 10px; font-size: 12px; }
}
/* ===== v9.0 summer-bg ===== */
.summer-bg { background: linear-gradient(180deg, #FFF8E1 0%, #F5E6D3 100%); min-height: 100vh; }