/* === 基础变量（浅色主题） === */
:root {
    --bg-body: #f0f2f5;
    --bg-container: #ffffff;
    --bg-sidebar: #f8f9fa;
    --bg-card: #ffffff;
    --bg-card-hover: #f5f7fa;
    --bg-input: #ffffff;
    --border: #dde0e4;
    --border-light: #e9ecef;
    --border-card: #e1e5e9;
    --border-card-hover: #b0c4d8;
    --text: #212529;
    --text-heading: #1a3b4e;
    --text-secondary: #5a6a7a;
    --text-dim: #7f8c9a;
    --accent: #2a7faa;
    --accent-hover: #1f5e7e;
    --red: #d32f2f;
    --green-bg: #eaf5ea;
    --green-border: #7fa98c;
    --progress-bg: #d6e8ff;
    --shadow: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-lg: 0 8px 20px rgba(0,0,0,0.08);
    --modal-overlay: rgba(0,0,0,0.25);
    --tab-bg: #f0f2f5;
    --tab-active-bg: #ffffff;
    --tab-active-border: #2a7faa;
    --btn-bg: #ffffff;
    --btn-border: #bcc4cf;
    --btn-hover-bg: #e6f0f9;
    --btn-hover-border: #2a7faa;
    --btn-active-bg: #d6e4f0;
    --buy-btn-hover-bg: #d4eaf7;
    --sell-btn-hover-bg: #fce4e4;
    --sell-btn-border: #b85c5c;
    --action-btn-bg: #ffffff;
    --action-btn-border: #cfdde9;
    --action-btn-hover-bg: #e4f0fa;
    --action-btn-hover-border: #2a7faa;
    --gear-btn-opacity: 0.6;
    --gear-btn-hover-bg: rgba(0,0,0,0.05);
    --mode-indicator-color: #2a7faa;
    --population-color: #2d3f53;
    --population-over-color: #d32f2f;
    --population-equal-color: #e6a017;
    --scrollbar-track: #f0f2f5;
    --scrollbar-thumb: #c0c7cf;
    --header-height: 48px;
}

/* 深色主题变量覆盖 */
body.dark-theme {
    --bg-body: #0d1117;
    --bg-container: #161b22;
    --bg-sidebar: #1c2129;
    --bg-card: #21262d;
    --bg-card-hover: #282e38;
    --bg-input: #2d333b;
    --border: #30363d;
    --border-light: #30363d;
    --border-card: #363b44;
    --border-card-hover: #4e6b8a;
    --text: #c9d1d9;
    --text-heading: #bcc6d2;
    --text-secondary: #8b949e;
    --text-dim: #6e7681;
    --accent: #58a6ff;
    --accent-hover: #4090e0;
    --red: #f85149;
    --green-bg: #1b3822;
    --green-border: #3d6646;
    --progress-bg: #1f2e44;
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 20px rgba(0,0,0,0.5);
    --modal-overlay: rgba(0,0,0,0.6);
    --tab-bg: #21262d;
    --tab-active-bg: #161b22;
    --tab-active-border: #58a6ff;
    --btn-bg: #21262d;
    --btn-border: #444c56;
    --btn-hover-bg: #2d333b;
    --btn-hover-border: #58a6ff;
    --btn-active-bg: #383e48;
    --buy-btn-hover-bg: #1f2d3a;
    --sell-btn-hover-bg: #3d2425;
    --sell-btn-border: #f85149;
    --action-btn-bg: #21262d;
    --action-btn-border: #444c56;
    --action-btn-hover-bg: #233544;
    --action-btn-hover-border: #58a6ff;
    --gear-btn-opacity: 0.8;
    --gear-btn-hover-bg: rgba(255,255,255,0.08);
    --mode-indicator-color: #58a6ff;
    --population-color: #bcc6d2;
    --population-over-color: #f85149;
    --population-equal-color: #e6a017;
    --scrollbar-track: #21262d;
    --scrollbar-thumb: #484f58;
}

/* 全局样式 */
* {
    box-sizing: border-box;
    user-select: none;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    overflow: hidden;
    font-family: 'Segoe UI', 'Roboto', -apple-system, sans-serif;
    color: var(--text);
    background: var(--bg-body);
    transition: background 0.3s, color 0.3s;
}

.game-container {
    height: 100%;
    max-width: 95%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    background: var(--bg-container);
    box-shadow: 0 0 20px var(--shadow);
    overflow: hidden;
    transition: background 0.3s;
}

/* 标题区域 */
.game-container > h2 {
    flex-shrink: 0;
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
    border-left: 4px solid var(--accent);
    color: var(--text-heading);
    background: var(--bg-sidebar);
    border-bottom: 1px solid var(--border);
}

/* 幸福度显示 */
#happiness-display {
    flex-shrink: 0;
    padding: 0.3rem 1rem;
    margin: 0.3rem 1.5rem;
    border-radius: 2rem;
    background: var(--bg-sidebar);
    border: 1px solid var(--border);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    align-self: flex-start;
    transition: background 0.3s;
}

/* 三列主布局 */
.main-layout {
    flex: 1 1 auto;
    display: flex;
    gap: 0.8rem;
    padding: 0.8rem 1rem 0.8rem 1.5rem;
    min-height: 0;   /* flex child 允许收缩 */
    overflow: hidden;
}

.sidebar {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    overflow-y: auto;
    padding-right: 0.3rem;
}

.main-content {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow-y: auto;
    padding-right: 0.3rem;
}

.log-panel {
    flex: 0 0 250px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
    padding-right: 0.3rem;
}

/* 美化滚动条 */
.sidebar::-webkit-scrollbar,
.main-content::-webkit-scrollbar,
.log-panel::-webkit-scrollbar {
    width: 6px;
}
.sidebar::-webkit-scrollbar-track,
.main-content::-webkit-scrollbar-track,
.log-panel::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
    border-radius: 3px;
}
.sidebar::-webkit-scrollbar-thumb,
.main-content::-webkit-scrollbar-thumb,
.log-panel::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 3px;
}

/* 资源栏（紧凑风格） */
.resource-bar {
    background: var(--bg-sidebar);
    border-radius: 0.8rem;
    padding: 0.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.0rem;
    border: 1px solid var(--border);
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.02);
    flex-shrink: 0;
}

.resource-item {
    background: var(--bg-card);
    padding: 0.15rem 0.45rem;
    border-radius: 0.5rem;
    cursor: default;
    text-align: center;
    font-weight: 500;
    font-size: 0.78rem;
    color: var(--text);
    border: 1px solid var(--border-light);
    transition: background 0.1s;
    position: relative;
    overflow: hidden;
    line-height: 1.4;
}
/* 资源项内部 flex 布局 */
.resource-item {
    position: relative;
    display: block;
    background: var(--bg-card);
    padding: 0.15rem 0.45rem;
    border-radius: 0.5rem;
    cursor: default;
    border: 1px solid var(--border-light);
    transition: background 0.1s;
    overflow: hidden;
    line-height: 1.4;
}

.resource-content {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.res-name {
    flex: 0 0 auto;
    text-align: left;
    font-weight: 500;
    min-width: 70px;  /* 可根据需要调整 */
}

.res-value {
    flex: 1 1 auto;
    text-align: center;
    font-weight: 500;
}

.res-prod {
    flex: 0 0 auto;
    text-align: right;
    font-size: inherit;
    font-family: inherit;
    font-weight: 500;
    min-width: 60px;
}
.resource-item:hover {
    background: var(--bg-card-hover);
}

.resource-progress {
    position: absolute;
    left: 0;
    top: 0;
    width: 0%;
    height: 100%;
    background: var(--progress-bg);
    border-radius: inherit;
    z-index: 1;
    transition: width 0.1s ease;
    pointer-events: none;  
}

.resource-text {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
    display: block;
}

/* 行动面板 */
.actions-panel {
    background: var(--bg-sidebar);
    border-radius: 0.8rem;
    padding: 0.6rem 0.5rem;
    border: 1px solid var(--border);
    flex-shrink: 0;
}

.actions-panel h3 {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    border-left: 3px solid var(--accent);
    padding-left: 0.5rem;
    color: var(--text-heading);
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.action-btn {
    background: var(--action-btn-bg);
    border: 1px solid var(--action-btn-border);
    border-radius: 0.4rem;
    padding: 0.35rem 0.5rem;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: 0.15s;
    color: var(--text);
    box-shadow: 0 1px 2px var(--shadow);
    text-align: left;
}
.action-btn:hover {
    background: var(--action-btn-hover-bg);
    border-color: var(--action-btn-hover-border);
    box-shadow: 0 2px 6px var(--shadow);
}

/* 选项卡 */
.tabs {
    display: flex;
    gap: 0.2rem;
    flex-wrap: wrap;
    border-bottom: 2px solid var(--border);
    flex-shrink: 0;
    margin-bottom: 0.4rem;
}

.tab-btn {
    background: var(--tab-bg);
    border: none;
    color: var(--text);
    padding: 0.45rem 1rem;
    border-radius: 0.5rem 0.5rem 0 0;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.1s;
    border: 1px solid transparent;
    border-bottom: none;
}
.tab-btn:hover {
    background: var(--bg-card-hover);
}
.tab-btn.active {
    background: var(--tab-active-bg);
    color: var(--accent);
    border: 1px solid var(--border);
    border-bottom: 2px solid var(--tab-active-border);
    font-weight: 700;
    box-shadow: 0 -2px 6px var(--shadow);
}

.panel {
    background: var(--bg-container);
    border-radius: 0 0.8rem 0.8rem 0.8rem;
    padding: 0.8rem;
    border: 1px solid var(--border-light);
    flex: 1 1 auto;
    overflow-y: auto;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.01);
    color: var(--text);
    min-height: 200px;  /* 保证至少可见 */
}

/* 建筑网格 */
.building-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 0.6rem;
}

.building-card {
    background: var(--bg-card);
    border-radius: 0.5rem;
    padding: 0.4rem 0.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    border: 1px solid var(--border-card);
    font-size: 0.9rem;
    box-shadow: 0 2px 4px var(--shadow);
    transition: border 0.1s;
    position: relative;
}
.building-card:hover {
    border-color: var(--border-card-hover);
    background: var(--bg-card-hover);
}
.building-card-info {
    font-weight: 600;
    color: var(--text);
    flex: 1;
}
.building-card-info small {
    font-weight: 400;
    color: var(--text-secondary);
}

.btn-group {
    display: flex;
    gap: 0.3rem;
}

.btn-square {
    background: var(--btn-bg);
    border: 1px solid var(--btn-border);
    color: var(--text);
    width: 32px;
    height: 32px;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    box-shadow: 0 1px 2px var(--shadow);
    transition: all 0.1s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn-square:hover {
    background: var(--btn-hover-bg);
    border-color: var(--btn-hover-border);
}
.btn-square:active {
    background: var(--btn-active-bg);
}

/* 通用卡片列表 */
.grid-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.card-btn {
    background: var(--bg-card);
    border: 0.8px solid var(--border-card);
    border-radius: 0.6rem;
    padding: 0.5rem 0.7rem;
    cursor: pointer;
    text-align: left;
    min-width: 160px;
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text);
    box-shadow: 0 1px 3px var(--shadow);
    transition: all 0.1s;
}
.card-btn:hover {
    background: var(--buy-btn-hover-bg);
    border-color: var(--accent);
    box-shadow: 0 4px 8px var(--shadow);
}

.researched-item {
    background: var(--green-bg) !important;
    border-color: var(--green-border) !important;
    color: var(--text);
}

.btn-rect {
    background: var(--btn-bg);
    border: 1px solid var(--btn-border);
    color: var(--text);
    padding: 0.35rem 0.6rem;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.82rem;
    box-shadow: 0 1px 2px var(--shadow);
    transition: 0.1s;
}
.btn-rect:hover {
    background: var(--btn-hover-bg);
    border-color: var(--btn-hover-border);
}

/* 政策 */
.policy-group {
    margin-bottom: 1rem;
    background: var(--bg-sidebar);
    padding: 0.6rem;
    border-radius: 0.6rem;
    border: 1px solid var(--border);
}
.policy-title {
    font-weight: 700;
    border-left: 4px solid var(--accent);
    padding-left: 0.6rem;
    margin-bottom: 0.6rem;
    color: var(--text-heading);
}
.radio-label {
    display: block;
    margin: 0.4rem 0;
    color: var(--text);
    font-weight: 500;
    font-size: 0.85rem;
}

.reset-area {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 0.8rem;
}

.footer-bar {
    margin-top: 1rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
    padding-top: 0.8rem;
}

/* 模态框 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--modal-overlay);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
}
.modal-content {
    background: var(--bg-container);
    border: 1px solid var(--border-card);
    border-radius: 1rem;
    padding: 1.5rem;
    min-width: 360px;
    max-width: 90%;
    box-shadow: 0 20px 40px var(--shadow-lg);
    color: var(--text);
}
.modal-close {
    float: right;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
}
.modal-close:hover {
    color: var(--text);
}
.modal-buttons {
    margin-top: 1rem;
    display: flex;
    gap: 0.8rem;
    justify-content: flex-end;
}

#import-text {
    width: 100%;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border-card);
    border-radius: 0.6rem;
    padding: 0.6rem;
    font-family: 'SF Mono', 'Menlo', monospace;
    font-size: 0.8rem;
    resize: vertical;
}

/* 提示框 */
.tooltip {
    position: fixed;
    background: var(--bg-container);
    color: var(--text);
    padding: 0.5rem 0.8rem;
    border-radius: 0.6rem;
    font-size: 0.78rem;
    z-index: 2000;
    pointer-events: none;
    white-space: pre-line;
    max-width: 300px;
    border: 1px solid var(--border-card-hover);
    box-shadow: 0 8px 20px var(--shadow-lg);
    line-height: 1.5;
    font-weight: 450;
}

/* 贸易面板 */
.trade-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 0.8rem;
}
.trade-card {
    background: var(--bg-card);
    border-radius: 0.6rem;
    padding: 0.6rem;
    border: 1px solid var(--border-card);
    color: var(--text);
}
.trade-name {
    margin-bottom: 0.4rem;
    text-align: center;
    font-weight: 600;
}
.trade-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}
.trade-buy-btn, .trade-sell-btn {
    background: var(--btn-bg);
    border: 1px solid var(--btn-border);
    border-radius: 0.4rem;
    padding: 0.3rem 0.5rem;
    cursor: pointer;
    color: var(--text);
    font-size: 0.8rem;
    font-weight: 500;
    flex: 1;
    box-shadow: 0 1px 2px var(--shadow);
    transition: 0.1s;
}
.trade-buy-btn:hover {
    background: var(--buy-btn-hover-bg);
    border-color: var(--accent);
}
.trade-sell-btn:hover {
    background: var(--sell-btn-hover-bg);
    border-color: var(--sell-btn-border);
}

/* 晶体面板样式 */
.crystal-slots {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.crystal-slot {
    flex: 1;
    min-width: 180px;
}
.crystal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 0.6rem;
    padding: 0.6rem;
    text-align: center;
    font-size: 0.85rem;
}
.crystal-card.empty {
    background: var(--bg-sidebar);
    color: var(--text-dim);
    font-style: italic;
}
.crystal-name {
    font-weight: bold;
    font-size: 1rem;
    margin-bottom: 0.4rem;
}
.crystal-effects {
    font-size: 0.78rem;
    margin: 0.4rem 0;
    color: var(--text);
}
.crystal-buttons {
    display: flex;
    gap: 0.4rem;
    justify-content: center;
    margin-top: 0.4rem;
}

/* 日志区域 */
.log-header {
    padding: 0.6rem 0.8rem;
    background: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-light);
    font-weight: bold;
    color: var(--text-heading);
    border-radius: 0.6rem 0.6rem 0 0;
    flex-shrink: 0;
}
.event-log-list {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 0.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.log-entry {
    background: var(--bg-card);
    border-left: 3px solid var(--accent);
    margin-bottom: 0.2rem;
    padding: 0.3rem 0.5rem;
    border-radius: 0.4rem;
    font-size: 0.75rem;
    box-shadow: 0 1px 2px var(--shadow);
    color: var(--text);
}
.log-date {
    font-weight: bold;
    color: var(--accent);
    margin-right: 0.4rem;
}

/* 队列 */
#queue-container {
    background: var(--bg-sidebar);
    border-radius: 0.6rem;
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--border);
    font-size: 0.8rem;
    flex-shrink: 0;
}
.queue-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 0.4rem;
    padding: 0.2rem 0.4rem;
    margin-bottom: 0.2rem;
}
.queue-remove-btn {
    background: none;
    border: none;
    color: var(--red);
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    padding: 0 0.2rem;
    line-height: 1;
}

/* 人口信息 */
.population-info {
    background: var(--bg-sidebar);
    border-radius: 0.6rem;
    padding: 0.3rem 0.6rem;
    text-align: center;
    font-weight: bold;
    font-size: 0.85rem;
    margin-bottom: 0.2rem;
    border: 1px solid var(--border);
    color: var(--population-color);
    flex-shrink: 0;
}
.population-info.pop-danger {
    color: var(--population-over-color);
}
.population-info.pop-warning {
    color: var(--population-equal-color);
}

/* 建筑卡片模式按钮 */
.mode-gear-btn {
    position: absolute;
    top: 4px;
    left: 4px;
    background: transparent;
    border: none;
    font-size: 0.9rem;
    cursor: pointer;
    opacity: var(--gear-btn-opacity);
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: opacity 0.2s, background 0.2s;
    z-index: 5;
    color: var(--text);
}
.mode-gear-btn:hover {
    opacity: 1;
    background: var(--gear-btn-hover-bg);
}
.mode-indicator {
    font-size: 0.7rem;
    color: var(--mode-indicator-color);
    margin-left: 4px;
}

/* 文本颜色状态 */
.unaffordable-name {
    color: var(--red) !important;
}
.insufficient-name {
    color: var(--text-dim) !important;
}

/* 子标签 */
.sub-tabs {
    margin-bottom: 0.5rem;
    display: flex;
    gap: 0.2rem;
    border-bottom: 2px solid var(--border);
    flex-shrink: 0;
}
.sub-tab-btn {
    background: var(--tab-bg);
    color: var(--text);
    border: 1px solid transparent;
    border-bottom: none;
    padding: 0.3rem 0.8rem;
    border-radius: 0.4rem 0.4rem 0 0;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.8rem;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.sub-tab-btn:hover {
    background: var(--bg-card-hover);
}
.sub-tab-btn.active {
    background: var(--tab-active-bg);
    color: var(--accent);
    border: 1px solid var(--border);
    border-bottom: 2px solid var(--tab-active-border);
}

/* 通用元素 */
h3 {
    color: var(--text-heading);
    margin: 0.5rem 0 0.2rem;
    font-size: 1rem;
}
p {
    color: var(--text);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* 响应式：小屏或移动端适配 */
@media (max-width: 1000px) {
    .game-container > h2 {
        font-size: 1.1rem;
        padding: 0 0.8rem;
    }
    #happiness-display {
        margin: 0.3rem 0.8rem;
        font-size: 0.8rem;
    }
    .main-layout {
        flex-direction: column;
        padding: 0.5rem 0.8rem;
        gap: 0.5rem;
    }
    .sidebar, .main-content, .log-panel {
        flex: auto;
        width: 100%;
        max-height: none;
        overflow-y: auto;
        padding-right: 0.2rem;
    }
    .sidebar {
        order: 1;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
        max-height: 35vh;
    }
    .resource-bar {
        flex: 1 1 100%;
        max-height: 25vh;
    }
    .actions-panel {
        flex: 1 1 100%;
    }
    .main-content {
        order: 2;
        flex: 2 1 auto;
    }
    .log-panel {
        order: 3;
        max-height: 30vh;
    }
    .building-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 600px) {
    .tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .tab-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
    }
    .building-card {
        font-size: 0.8rem;
        padding: 0.3rem;
    }
    .btn-square {
        width: 28px;
        height: 28px;
        font-size: 0.9rem;
    }
}
/* 统一所有内部可滚动区域的滚动条样式 */
.resource-bar::-webkit-scrollbar,
.event-log-list::-webkit-scrollbar,
.panel::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.resource-bar::-webkit-scrollbar-track,
.event-log-list::-webkit-scrollbar-track,
.panel::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
    border-radius: 3px;
}

.resource-bar::-webkit-scrollbar-thumb,
.event-log-list::-webkit-scrollbar-thumb,
.panel::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 3px;
}
/* ===== 建筑面板局域资源标签 ===== */
.local-resource-tag {
    background: var(--bg-sidebar);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 500;
    margin-left: 8px;
    font-size: 0.9rem;
    border: 1px solid var(--border-light);
    /* 移除 color 声明 */
}
.local-resource-tag.local-normal { color: var(--text); }
.local-resource-tag.local-equal { color: var(--population-equal-color); }
.local-resource-tag.local-over { color: var(--red); }
/* ===== 建筑效率低下提示 ===== */
.building-efficiency {
    color: #e6a017;
    font-size: 0.8rem;
    margin-left: 6px;
}

/* ===== 脆弱晶体标识 ===== */
.crystal-fragile-mark {
    font-size: 0.75rem;
    color: #e6a017;
    margin-top: 4px;
}

/* ===== 贸易面板常用片段 ===== */
.trade-volume-input {
    width: 150px;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 0.4rem;
    padding: 0.3rem 0.6rem;
}

.trade-status-label {
    font-size: 0.85rem;
    padding: 0.1rem 0.3rem;
    border-radius: 0.3rem;
}

.trade-status-import {
    background: rgba(42, 127, 170, 0.12);
    color: #2a7faa;
}

.trade-status-export {
    background: rgba(197, 40, 40, 0.12);
    color: #c52828;
}

.trade-status-idle {
    background: transparent;
    color: var(--text-dim);
}

/* 深色主题覆盖 */
body.dark-theme .trade-status-import {
    background: rgba(88, 166, 255, 0.15);
    color: #58a6ff;
}
body.dark-theme .trade-status-export {
    background: rgba(248, 81, 73, 0.15);
    color: #f85149;
}


/* ===== 挑战星级提示行 ===== */
.challenge-stars-info {
    width: 100%;
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 0.8rem;
}

/* ===== 自动战争复选框区域 ===== */
.auto-war-check-area {
    margin: 4px 0 8px 12px;
    font-size: 0.85rem;
}

/* ===== 队列提示文字 ===== */
.queue-empty-text {
    color: var(--text-dim);
    padding: 0.5rem;
}

/* ===== 成就卡片（基础已在html中写，但可补充） ===== */
.achievement-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 0.8rem;
    padding: 0.8rem;
    min-width: 200px;
    color: var(--text);
    box-shadow: 0 2px 6px var(--shadow);
    cursor: default;
}

/* ===== 贸易卡片内部区块 ===== */
.trade-single-card {
    background: var(--bg-card);
    border-radius: 0.8rem;
    padding: 0.8rem;
    border: 1px solid var(--border-card);
}

/* ===== 贸易操作按钮基础 ===== */
.trade-once-buy-btn,
.trade-once-sell-btn {
    flex: 1;
    background: var(--btn-bg);
    border: 1px solid var(--btn-border);
    border-radius: 0.4rem;
    padding: 0.2rem 0.4rem;
    cursor: pointer;
    font-size: 0.8rem;
}

.trade-once-buy-btn {
    background: var(--buy-btn-hover-bg);
    border-color: var(--accent);
}

.trade-once-sell-btn {
    background: var(--sell-btn-hover-bg);
    border-color: var(--sell-btn-border);
}

/* ===== 日志无内容提示 ===== */
.log-empty-msg {
    color: var(--text-dim);
}

/* ===== 资源栏等宽数字字体 ===== */
/* 无需额外类，但为进度条提供过渡已在根样式 */

/* ===== 默认文本 ===== */
.text-muted {
    color: var(--text-dim);
}
/* ===== 高亮交互样式（用 outline 避免布局偏移） ===== */
.resource-item.highlight,
.building-card.highlight {
    background-color: rgba(75, 164, 209, 0.25) !important;
    outline: 1px solid var(--accent) !important;
    outline-offset: -1px;
}

body.dark-theme .resource-item.highlight,
body.dark-theme .building-card.highlight {
    background-color: rgba(88, 166, 255, 0.091) !important;
    outline-color: #58a6ff75 !important;
}