/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.4;
    color: #333;
    background-color: #f5f5f5;
    font-size: 13px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 8px;
}

/* 头部样式 - 更紧凑 */
header {
    text-align: center;
    margin-bottom: 15px;
    padding: 12px 8px;
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 0.9rem;
    margin-bottom: 5px;
    line-height: 1.2;
}

header p {
    font-size: 0.75rem;
    opacity: 0.9;
}

/* 主内容区域 */
main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

section {
    background: white;
    padding: 12px 10px;
    border-radius: 6px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    margin-bottom: 8px;
}

/* 标题优化 - 更小 */
h2 {
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid #f0f0f0;
    color: #444;
    font-size: 1.1rem;
}

h3 {
    margin-bottom: 10px;
    color: #666;
    font-size: 0.95rem;
}

/* 角色选择区域 - 更紧凑 */
.selection-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dropdown-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dropdown-container label {
    font-weight: 500;
    font-size: 0.85rem;
}

.character-dropdown {
    padding: 8px 10px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-size: 0.85rem;
    background-color: white;
}

/* 角色面板样式 - 更紧凑 */
.character-panel {
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    padding: 12px;
    background: #f9f9f9;
    min-height: 100px;
}

.panel-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #999;
    font-style: italic;
    font-size: 0.85rem;
}

.panel-header {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.panel-avatar {
    width: 45px;
    height: 45px;
    border-radius: 4px;
    object-fit: cover;
    border: 1px solid #ddd;
}

.panel-info h3 {
    margin-bottom: 8px;
    color: #333;
    font-size: 1rem;
}

.panel-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
}

.panel-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 6px;
    background: white;
    border-radius: 3px;
    border-left: 2px solid #2575fc;
    font-size: 0.8rem;
}

.panel-stat label {
    font-weight: 500;
    color: #666;
}

.panel-stat span {
    font-weight: bold;
    color: #2575fc;
}

/* 自定义角色区域 - 更紧凑 */
.custom-character-container {
    margin-top: 6px;
}

.custom-character-toggle {
    margin-bottom: 10px;
}

.custom-character-toggle label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    cursor: pointer;
    font-size: 0.85rem;
}

.custom-character-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

.custom-character-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.custom-character-item label {
    font-weight: 500;
    color: #495057;
    font-size: 0.75rem;
}

.custom-character-item input {
    padding: 5px 6px;
    border: 1px solid #ced4da;
    border-radius: 3px;
    font-size: 0.8rem;
}

/* 设置区域 - 更紧凑 */
.settings-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.setting-group {
    padding: 10px;
    background: #f9f9f9;
    border-radius: 4px;
}

.setting-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 10px;
}

.setting-item label {
    font-weight: 500;
    margin-bottom: 3px;
    font-size: 0.85rem;
}

.setting-item input[type="number"],
.setting-item select {
    padding: 5px 6px;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 0.8rem;
}

/* 复选框和单选框组 - 多列紧凑布局 */
.radio-group,
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px 8px;
}

.radio-group label,
.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: normal;
    cursor: pointer;
    font-size: 0.75rem;
    line-height: 1.2;
    padding: 3px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 防御区自定义输入样式 */
.radio-group .custom-input {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 3px;
    margin-left: 12px;
    grid-column: 1 / -1;
}

.radio-group .custom-input input {
    width: 80px;
    padding: 3px 4px;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 0.75rem;
}

/* 自定义输入样式 */
.custom-input {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    padding: 5px;
    background: #f8f9fa;
    border-radius: 3px;
    grid-column: 1 / -1;
}

.custom-input label {
    font-weight: 500;
    white-space: nowrap;
    margin-bottom: 0;
    font-size: 0.75rem;
}

.custom-input input {
    width: 60px;
    padding: 3px 4px;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 0.75rem;
}

.checkbox-with-input {
    display: flex;
    align-items: center;
    gap: 6px;
}

.checkbox-with-input input[type="number"] {
    width: 50px;
}

/* 伤害计算区域 - 更紧凑 */
.calculation-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.btn-primary, .btn-secondary {
    padding: 8px 12px;
    border: none;
    border-radius: 3px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
    flex: 1;
}

.btn-primary {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

/* 计算步骤 - 更紧凑 */
.calculation-steps {
    margin-bottom: 12px;
    padding: 10px;
    background: #f9f9f9;
    border-radius: 4px;
}

.calculation-steps h3 {
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.step-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border-bottom: 1px solid #e0e0e0;
    font-size: 0.8rem;
}

.step-item:last-child {
    border-bottom: none;
}

.step-item span {
    font-family: 'Courier New', monospace;
    font-weight: bold;
    min-width: 70px;
    text-align: right;
    font-size: 0.75rem;
}

/* 数字类型显示为蓝色 */
.step-item:nth-child(1) span,
.step-item:nth-child(2) span {
    color: #2575fc;
}

/* 百分比类型显示为绿色 */
.step-item:nth-child(3) span,
.step-item:nth-child(4) span,
.step-item:nth-child(5) span,
.step-item:nth-child(6) span,
.step-item:nth-child(7) span {
    color: #28a745;
}

/* 结果区域 - 更紧凑 */
.result-container {
    margin-top: 12px;
}

.final-damage {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: bold;
}

.final-damage span {
    color: white;
    font-size: 1rem;
    font-family: 'Courier New', monospace;
}

/* 参考值区域 - 更紧凑 */
.reference-values {
    margin-top: 12px;
    padding: 10px;
    background: #f9f9f9;
    border-radius: 4px;
}

.reference-values h3 {
    margin-bottom: 8px;
    color: #666;
    font-size: 0.9rem;
}

.reference-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border-bottom: 1px solid #e0e0e0;
    font-size: 0.8rem;
}

.reference-item:last-child {
    border-bottom: none;
}

.reference-item label {
    font-weight: 500;
    color: #666;
}

.reference-item span {
    font-family: 'Courier New', monospace;
    font-weight: bold;
    color: #6c757d;
}

/* 页脚样式 */
footer {
    text-align: center;
    margin-top: 20px;
    padding: 12px;
    color: #777;
    border-top: 1px solid #e0e0e0;
    font-size: 0.75rem;
}

/* 平板设备响应式 */
@media (min-width: 768px) {
    body {
        font-size: 14px;
    }
    
    .container {
        padding: 12px;
    }
    
    header h1 {
        font-size: 1.6rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    h3 {
        font-size: 1.1rem;
    }
    
    .settings-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .radio-group,
    .checkbox-group {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .panel-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .custom-character-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .calculation-controls {
        flex-direction: row;
    }
    
    .btn-primary, .btn-secondary {
        flex: none;
    }
}

/* 桌面设备响应式 */
@media (min-width: 992px) {
    main {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    
    .character-selection {
        grid-column: 1 / 3;
    }
    
    .custom-character {
        grid-column: 1 / 3;
    }
    
    .calculation-settings {
        grid-column: 1 / 2;
    }
    
    .damage-calculation {
        grid-column: 2 / 3;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
    
    .selection-container {
        flex-direction: row;
        align-items: flex-start;
    }
    
    .dropdown-container {
        flex-direction: column;
        align-items: flex-start;
        min-width: 160px;
    }
    
    .panel-stats {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .custom-character-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .radio-group,
    .checkbox-group {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 大屏手机优化 - 三列布局 */
@media (max-width: 767px) and (min-width: 480px) {
    .container {
        padding: 10px;
    }
    
    .radio-group,
    .checkbox-group {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .panel-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .custom-character-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 超小屏手机优化 */
@media (max-width: 359px) {
    body {
        font-size: 12px;
    }
    
    .container {
        padding: 6px;
    }
    
    section {
        padding: 10px 8px;
    }
    
    header {
        padding: 10px 6px;
    }
    
    header h1 {
        font-size: 1.1rem;
    }
    
    h2 {
        font-size: 1rem;
    }
    
    .radio-group,
    .checkbox-group {
        grid-template-columns: 1fr;
        gap: 2px;
    }
    
    .panel-stats {
        grid-template-columns: 1fr;
    }
    
    .custom-character-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-primary, .btn-secondary {
        padding: 6px 8px;
        font-size: 0.8rem;
    }
    
    .step-item span {
        min-width: 60px;
        font-size: 0.7rem;
    }
    
    .final-damage span {
        font-size: 0.9rem;
    }
}

/* 复选框和单选框输入控件缩小 */
input[type="checkbox"],
input[type="radio"] {
    width: 12px;
    height: 12px;
    margin-right: 2px;
}

/* 确保长文本不会破坏布局 */
.radio-group label,
.checkbox-group label {
    min-width: 0;
}

/* 特殊处理较长的选项文本 */
.checkbox-group label:contains("小美人鱼"),
.radio-group label:contains("攻击型") {
    font-size: 0.7rem;
}