Book_system/app/static/css/user-form.css

/* 用户表单样式 - 甜美风格 */
.user-form-container {
    max-width: 850px;
    margin: 25px auto;
    padding: 0 20px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f8e6e8;
    animation: slideInDown 0.6s ease-out;
}

.page-header h1 {
    margin: 0;
    font-size: 28px;
    color: #e75480; /* 粉红色调 */
    font-weight: 600;
    letter-spacing: 0.5px;
}

.form-card {
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(231, 84, 128, 0.08);
    padding: 30px;
    border: 1px solid #f8e6e8;
    position: relative;
    overflow: visible;
    animation: fadeIn 0.7s ease-out;
}

.form-group {
    margin-bottom: 22px;
    animation: slideInRight 0.4s ease-out;
    animation-fill-mode: both;
}

/* 为每个表单组添加延迟，创造波浪效果 */
.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }
.form-group:nth-child(5) { animation-delay: 0.5s; }
.form-group:nth-child(6) { animation-delay: 0.6s; }
.form-group:nth-child(7) { animation-delay: 0.7s; }
.form-group:nth-child(8) { animation-delay: 0.8s; }
.form-group:nth-child(9) { animation-delay: 0.9s; }
.form-group:nth-child(10) { animation-delay: 1.0s; }

.form-group.required label:after {
    content: " *";
    color: #ff6b8b;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #5d5d5d;
    font-size: 15px;
    transition: all 0.3s ease;
}

.form-group:hover label {
    color: #e75480;
    transform: translateX(3px);
}

.form-control {
    display: block;
    width: 100%;
    padding: 12px 15px;
    font-size: 15px;
    line-height: 1.5;
    color: #555;
    background-color: #fff;
    background-clip: padding-box;
    border: 1.5px solid #ffd1dc; /* 淡粉色边框 */
    border-radius: 8px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #ff8da1;
    outline: 0;
    box-shadow: 0 0 0 3px rgba(255, 141, 161, 0.25);
    transform: translateY(-2px);
}

.form-control::placeholder {
    color: #bbb;
    font-style: italic;
}

.password-field {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #ff8da1;
    transition: all 0.3s ease;
    z-index: 2;
}

.toggle-password:hover {
    color: #e75480;
    transform: translateY(-50%) scale(1.2);
}

.input-with-button {
    display: flex;
    gap: 12px;
}

.input-with-button .form-control {
    flex: 1;
}

.input-with-button .btn {
    white-space: nowrap;
}

.form-text {
    display: block;
    margin-top: 6px;
    font-size: 13.5px;
    color: #888;
    font-style: italic;
    transition: all 0.3s ease;
}

.form-text.text-danger {
    color: #ff5c77;
    font-style: normal;
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

.form-text.text-success {
    color: #7ac98f;
    font-style: normal;
    animation: pulse 0.5s ease;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 35px;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out;
    animation-delay: 1.2s;
    animation-fill-mode: both;
}

.btn {
    display: inline-block;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1.5px solid transparent;
    padding: 10px 22px;
    font-size: 15px;
    line-height: 1.5;
    border-radius: 25px; /* 圆润按钮 */
    transition: all 0.3s ease;
    cursor: pointer;
    letter-spacing: 0.3px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

/* 按钮波纹效果 */
.btn:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    20% {
        transform: scale(25, 25);
        opacity: 0.3;
    }
    100% {
        transform: scale(50, 50);
        opacity: 0;
    }
}

.btn-primary {
    color: #fff;
    background-color: #ff8da1;
    border-color: #ff8da1;
}

.btn-primary:hover {
    color: #fff;
    background-color: #ff7389;
    border-color: #ff7389;
    box-shadow: 0 4px 8px rgba(255, 141, 161, 0.3);
    transform: translateY(-3px);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    color: #777;
    background-color: #f8f9fa;
    border-color: #e6e6e6;
}

.btn-secondary:hover {
    color: #555;
    background-color: #f1f1f1;
    border-color: #d9d9d9;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    transform: translateY(-3px);
}

.btn-outline-primary {
    color: #ff8da1;
    background-color: transparent;
    border-color: #ff8da1;
}

.btn-outline-primary:hover {
    color: #fff;
    background-color: #ff8da1;
    border-color: #ff8da1;
    box-shadow: 0 4px 8px rgba(255, 141, 161, 0.2);
    transform: translateY(-2px);
}

.btn i {
    margin-right: 6px;
    transition: transform 0.3s ease;
}

.btn:hover i {
    transform: translateX(-3px);
}

/* 禁用状态 */
.btn:disabled,
.btn.disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* 提示信息 */
.alert {
    position: relative;
    padding: 14px 20px;
    margin-bottom: 25px;
    border: 1px solid transparent;
    border-radius: 8px;
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

.alert-danger {
    color: #ff5c77;
    background-color: #fff0f3;
    border-color: #ffe0e5;
}

/* 装饰元素 */
.form-card::before {
    content: "";
    position: absolute;
    top: -15px;
    right: 30px;
    width: 40px;
    height: 40px;
    background-color: #ffeaef;
    border-radius: 50%;
    z-index: -1;
    opacity: 0.8;
    animation: float 6s ease-in-out infinite;
}

.form-card::after {
    content: "";
    position: absolute;
    bottom: -20px;
    left: 50px;
    width: 60px;
    height: 60px;
    background-color: #ffeaef;
    border-radius: 50%;
    z-index: -1;
    opacity: 0.6;
    animation: float 7s ease-in-out infinite reverse;
}

/* 修复选择框问题 */
s/* 专门修复下拉框文字显示问题 */
select.form-control {
    /* 保持一致的外观 */
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23ff8da1' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;

    /* 修正文字显示问题 */
    padding: 12px 40px 12px 15px; /* 增加右侧内边距，确保文字不被箭头遮挡 */
    text-overflow: ellipsis; /* 如果文字太长会显示省略号 */
    white-space: nowrap; /* 防止文本换行 */
    color: #555 !important; /* 强制文本颜色 */
    font-weight: normal;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

/* 确保选定的选项能被完整显示 */
select.form-control option {
    padding: 10px 15px;
    color: #555;
    background-color: #fff;
    font-size: 15px;
    line-height: 1.5;
}

/* 针对特定浏览器的修复 */
@-moz-document url-prefix() {
    select.form-control {
        color: #555;
        text-indent: 0;
        text-overflow: clip;
    }
}

/* 针对Safari的修复 */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    select.form-control {
        text-indent: 1px;
        text-overflow: clip;
    }
}

/* 设置选中文本的样式 */
select.form-control:focus option:checked {
    background: #ffeaef;
    color: #555;
}

/* 修复IE特定问题 */
select::-ms-expand {
    display: none;
}

/* 确保选项在下拉框中正确展示 */
select.form-control option {
    font-weight: normal;
}

/* 解决Chrome中的问题 */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    select.form-control {
        border-radius: 8px;
    }
}

/* 更明确地设置选择状态的样式 */
select.form-control {
    border: 1.5px solid #ffd1dc;
    background-color: #fff;
}

select.form-control:focus {
    border-color: #ff8da1;
    outline: 0;
    box-shadow: 0 0 0 3px rgba(255, 141, 161, 0.25);
}

/* 尝试不同的方式设置下拉箭头 */
.select-wrapper {
    position: relative;
    display: block;
    width: 100%;
}

.select-wrapper::after {
    content: '⌄';
    font-size: 24px;
    color: #ff8da1;
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

/* 移除自定义背景图，改用伪元素作为箭头 */
select.form-control {
    background-image: none;
}

/* 美化表单分组 */
.form-card {
    position: relative;
    overflow: hidden;
}

.form-group {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.form-group:hover {
    transform: translateX(5px);
}

/* 甜美风格的表单组分隔线 */
.form-group:not(:last-child):after {
    content: "";
    display: block;
    height: 1px;
    width: 0;
    background: linear-gradient(to right, transparent, #ffe0e8, transparent);
    margin-top: 22px;
    transition: width 0.5s ease;
}

.form-group:not(:last-child):hover:after {
    width: 100%;
}

/* 必填项标记美化 */
.form-group.required label {
    position: relative;
}

.form-group.required label:after {
    content: " *";
    color: #ff6b8b;
    font-size: 18px;
    line-height: 0;
    position: relative;
    top: 5px;
    transition: all 0.3s ease;
}

.form-group.required:hover label:after {
    color: #ff3958;
    transform: scale(1.2);
}

/* 美化滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background-color: #ffc0cb;
    border-radius: 20px;
    border: 2px solid #fff;
}

::-webkit-scrollbar-thumb:hover {
    background-color: #ff8da1;
}

/* 添加动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

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

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes shake {
    10%, 90% {
        transform: translateX(-1px);
    }
    20%, 80% {
        transform: translateX(2px);
    }
    30%, 50%, 70% {
        transform: translateX(-3px);
    }
    40%, 60% {
        transform: translateX(3px);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .form-actions {
        flex-direction: column;
        align-items: center;
    }

    .input-with-button {
        flex-direction: column;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-header .actions {
        margin-top: 12px;
    }

    .btn {
        width: 100%;
    }
}

/* 表单光影效果 */
.form-card {
    position: relative;
    overflow: hidden;
}

.form-card:before, .form-card:after {
    content: "";
    position: absolute;
    z-index: -1;
}

/* 移入表单时添加光晕效果 */
.form-card:hover:before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,232,238,0.3) 0%, rgba(255,255,255,0) 70%);
    animation: glowEffect 2s infinite linear;
}

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

/* 输入焦点时的动画 */
.form-control:focus {
    animation: focusPulse 1s infinite alternate;
}

@keyframes focusPulse {
    from {
        box-shadow: 0 0 0 3px rgba(255, 141, 161, 0.25);
    }
    to {
        box-shadow: 0 0 0 5px rgba(255, 141, 161, 0.15);
    }
}