/* 通用样式文件 - common.css */

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    background-color: #f5f5f5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 容器 */
.container {
    max-width: 414px;
    margin: 0 auto;
    background: #fff;
    min-height: 100vh;
    position: relative;
}

/* 通用按钮 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f5f5f5;
    color: #333;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-success {
    background: #52c41a;
    color: white;
}

.btn-danger {
    background: #f5222d;
    color: white;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 表单元素 */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    color: #666;
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 12px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.form-input::placeholder {
    color: #bfbfbf;
}

.form-input.error {
    border-color: #f5222d;
}

/* 输入框包装器 */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 12px;
    font-size: 18px;
}

.input-wrapper .form-input {
    padding-left: 40px;
}

/* 卡片 */
.card {
    background: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.card-header {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #f0f0f0;
}

.card-body {
    color: #666;
}

/* 徽章 */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-primary {
    background: #e6f7ff;
    color: #1890ff;
}

.badge-success {
    background: #f6ffed;
    color: #52c41a;
}

.badge-warning {
    background: #fffbe6;
    color: #faad14;
}

.badge-danger {
    background: #fff1f0;
    color: #f5222d;
}

.badge-info {
    background: #e6f7ff;
    color: #1890ff;
}

.badge-secondary {
    background: #fafafa;
    color: #8c8c8c;
}

/* 加载状态 */
.loading {
    text-align: center;
    padding: 40px 20px;
    color: #999;
}

.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-text {
    color: #999;
    font-size: 14px;
}

/* 分割线 */
.divider {
    height: 1px;
    background: #f0f0f0;
    margin: 16px 0;
}

/* 间距工具类 */
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.ml-10 { margin-left: 10px; }
.mr-10 { margin-right: 10px; }
.p-10 { padding: 10px; }
.p-20 { padding: 20px; }

/* 文本对齐 */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* 文本颜色 */
.text-primary { color: #667eea; }
.text-success { color: #52c41a; }
.text-warning { color: #faad14; }
.text-danger { color: #f5222d; }
.text-muted { color: #999; }

/* Flex布局 */
.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.flex-column {
    display: flex;
    flex-direction: column;
}

/* 隐藏/显示 */
.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* 响应式 */
@media (max-width: 414px) {
    .container {
        max-width: 100%;
    }
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* 动画 */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 浮动客服按钮 */
.floating-service {
    position: fixed !important;
    right: 15px !important;
    bottom: 80px !important;
    z-index: 1000;
    width: 60px !important;
    height: 60px !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    border: none;
    padding: 0;
    outline: none;
    background: transparent;
    cursor: pointer;
}

.floating-service:hover {
    transform: scale(1.05);
}

.floating-service:active {
    transform: scale(0.95);
}

.floating-service .service-icon {
    width: 60px !important;
    height: 60px !important;
    display: block;
}