* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --bg-color: #F5F5F5;
    --card-color: #FFFFFF;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #000000;
    --divider-color: #E5E5E5;
    --active-color: #07C160;
    --expired-color: #FA5151;
    --paused-color: #FF9F0A;
    --draft-color: #8E8E93;
    
    font-size: clamp(0.875rem, 2vw, 1rem); /* 14-16px */
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.5;
}

.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: clamp(0.5rem, 2vw, 0.9375rem);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}

.back-btn {
    color: white;
    font-size: clamp(1.2rem, 3vw, 1.75rem);
    background: none;
    border: 0.2rem solid #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: clamp(0.25rem, 0.75vw, 0.3125rem);
    padding: clamp( 0.3rem, 0.75vw, 0.3125rem);
    border-radius: 10%;
    transition: background-color 0.2s;
}

.back-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.header-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 500;
    text-align: center;
    flex: 1;
    padding-right: clamp(2.5rem, 6vw, 3rem);
}


.profile-container {
    padding: clamp(1rem, 3vw, 1.25rem) clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
}

.avatar-section {
    background: var(--card-color);
    border-radius: 0.75rem; /* 12px -> 0.75rem */
    padding: clamp(1rem, 3vw, 1.25rem); /* 使用clamp */
    margin-bottom: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
    box-shadow: 0 0.125rem 0.75rem rgba(0, 0, 0, 0.05); /* 2px 12px -> 0.125rem 0.75rem */
    text-align: center;
}

.avatar-title {
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    margin-bottom: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
    text-align: left;
    color: var(--text-secondary);
}

.avatar-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(1rem, 3vw, 1.25rem); /* 使用clamp */
}

.avatar {
    width: clamp(4rem, 9vw, 5rem); /* 使用clamp */
    height: clamp(4rem, 9vw, 5rem); /* 使用clamp */
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(1.5rem, 4vw, 2rem); /* 使用clamp */
    color: white;
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.change-avatar-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: clamp(0.5rem, 1.5vw, 0.625rem) clamp(1rem, 3vw, 1.25rem); /* 使用clamp */
    border-radius: 1.25rem; /* 20px -> 1.25rem */
    font-size: clamp(0.8rem, 2.2vw, 0.875rem); /* 使用clamp */
    cursor: pointer;
}

.form-section {
    background: var(--card-color);
    border-radius: 0.75rem; /* 12px -> 0.75rem */
    margin-bottom: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
    box-shadow: 0 0.125rem 0.75rem rgba(0, 0, 0, 0.05); /* 2px 12px -> 0.125rem 0.75rem */
    overflow: hidden;
}

.form-item {
    display: flex;
    align-items: center;
    padding: clamp(0.8rem, 2vw, 1rem) clamp(0.75rem, 2vw, 0.9375rem);
    border-bottom: 1px solid var(--divider-color);
    position: relative;
    min-height: auto !important; /* 移除最小高度限制 */
}

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

.form-label {
    width: clamp(4rem, 10vw, 5rem); /* 使用clamp */
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    color: var(--text-primary);
    flex-shrink: 0;
}

.form-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    padding: clamp(0.4rem, 1.2vw, 0.5rem) 0; /* 使用clamp */
    color: var(--text-primary);
}

.form-input::placeholder {
    color: var(--text-light);
}

.form-select {
    flex: 1;
    border: none;
    outline: none;
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    padding: clamp(0.4rem, 1.2vw, 0.5rem) 0; /* 使用clamp */
    color: var(--text-primary);
    background: transparent;
}

.form-arrow {
    color: var(--text-light);
    font-size: clamp(0.8rem, 2.2vw, 0.875rem); /* 使用clamp */
    margin-left: clamp(0.5rem, 1.5vw, 0.625rem); /* 使用clamp */
}

.form-textarea {
    flex: 1;
    border: none;
    outline: none;
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    padding: clamp(0.4rem, 1.2vw, 0.5rem) 0; /* 使用clamp */
    color: var(--text-primary);
    resize: none;
    min-height: clamp(4rem, 9vw, 5rem); /* 使用clamp */
    font-family: inherit;
    line-height: 1.4;
}

.gender-options {
    display: flex;
    gap: clamp(1rem, 2.5vw, 1.5rem);
    flex: 1;
    flex-wrap: nowrap !important; /* 强制不换行 */
    white-space: nowrap;
    overflow: visible; /* 确保内容可见 */
}

.gender-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    flex-shrink: 0; /* 防止缩小 */
}

.gender-radio {
    width: clamp(1.1rem, 2.5vw, 1.2rem); /* 使用clamp */
    height: clamp(1.1rem, 2.5vw, 1.2rem); /* 使用clamp */
    accent-color: var(--primary-color);
    flex-shrink: 0; /* 防止缩小 */
}

.hint-text {
    font-size: clamp(0.7rem, 2vw, 0.8125rem); /* 使用clamp */
    color: var(--text-light);
    margin-top: clamp(0.25rem, 0.75vw, 0.3125rem); /* 使用clamp */
    padding: 0 clamp(0.75rem, 2vw, 0.9375rem) clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
}

.logout-section {
    padding: clamp(1.5rem, 4vw, 1.875rem) clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
}

.save_btn {
    width: 100%;
    background: var(--primary-color);
    color: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
    border-radius: 0.5rem; /* 8px -> 0.5rem */
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
}

.save_btn:hover {
    background-color: #f0f9f0;
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 100;
    align-items: center;
    justify-content: center;
    padding: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
}

.modal-content {
    background: white;
    width: 80%;
    max-width: clamp(15rem, 40vw, 18.75rem); /* 使用clamp */
    border-radius: 0.75rem; /* 12px -> 0.75rem */
    overflow: hidden;
    animation: modalFadeIn 0.3s ease;
}

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

.modal-title {
    padding: clamp(1rem, 3vw, 1.25rem); /* 使用clamp */
    text-align: center;
    font-size: clamp(1rem, 3vw, 1.125rem); /* 使用clamp */
    font-weight: 500;
    border-bottom: 1px solid var(--divider-color);
}

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

.modal-option {
    padding: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
    text-align: center;
    border-bottom: 1px solid var(--divider-color);
    cursor: pointer;
    font-size: clamp(0.9rem, 2.5vw, 1rem); /* 使用clamp */
    transition: background-color 0.2s ease;
}

.modal-option:hover {
    background-color: #f8f9fa;
}

.modal-option:last-child {
    border-bottom: none;
}

.modal-cancel {
    color: var(--text-light);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .avatar-container {
        flex-direction: column;
        gap: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
    }
    
    .gender-options {
        flex-direction: column;
        gap: clamp(0.5rem, 1.5vw, 0.625rem); /* 使用clamp */
    }
}

@media (max-width: 480px) {
    .header {
        padding: clamp(0.6rem, 1.5vw, 0.75rem); /* 使用clamp */
    }
    
    .header-title {
        font-size: clamp(0.9rem, 2.5vw, 1rem); /* 调整小屏幕字体 */
    }
    
    .form-item {
        flex-direction: column;
        align-items: flex-start;
        gap: clamp(0.5rem, 1.5vw, 0.625rem); /* 使用clamp */
    }

    .gender-options {
        flex-direction: row !important; /* 强制水平布局 */
        flex-wrap: nowrap !important; /* 强制不换行 */
        gap: 1rem !important;
        width: auto !important;
    }
    
    .gender-option {
        flex-shrink: 0 !important;
        margin: 0 !important;
    }

    .form-label {
        width: 100%;
        margin-bottom: clamp(0.25rem, 0.75vw, 0.3125rem); /* 使用clamp */
    }
    
    .form-input,
    .form-select,
    .form-textarea {
        width: 100%;
    }
    
    .form-arrow {
        position: absolute;
        right: clamp(0.75rem, 2vw, 0.9375rem); /* 使用clamp */
        top: 50%;
        transform: translateY(-50%);
    }
}