/* Bootstrap 5 兼容性重置样式 */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* 响应式容器 */
.container-fluid {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
    margin-right: auto;
    margin-left: auto;
}

.container {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* 移除旧的固定宽度布局 */
.wrap {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* 现代卡片样式 */
.card {
    background: #fff;
    border: 1px solid rgba(0,0,0,.125);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
    margin-bottom: 20px;
    overflow: hidden;
}

.card-body {
    padding: 24px;
}

.card-header {
    padding: 16px 24px;
    background-color: #f8f9fa;
    border-bottom: 1px solid rgba(0,0,0,.125);
    font-weight: 600;
}

/* 改进的按钮样式 - 与logo草青色保持一致 */
.btn {
    display: inline-block;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: 8px 16px;
    font-size: 16px;
    border-radius: 6px;
    transition: all 0.15s ease-in-out;
}

.btn-success {
    color: #fff;
    background: linear-gradient(135deg, #52C41A 0%, #73D13D 50%, #52C41A 100%);
    border-color: #52C41A;
    box-shadow: 0 2px 4px rgba(82, 196, 26, 0.2);
}

.btn-success:hover {
    color: #fff;
    background: linear-gradient(135deg, #389E0D 0%, #52C41A 50%, #389E0D 100%);
    border-color: #389E0D;
    box-shadow: 0 4px 8px rgba(82, 196, 26, 0.3);
    transform: translateY(-1px);
}

.btn-success:focus {
    color: #fff;
    background: linear-gradient(135deg, #389E0D 0%, #52C41A 50%, #389E0D 100%);
    border-color: #389E0D;
    box-shadow: 0 0 0 3px rgba(82, 196, 26, 0.25);
}

.btn-success:active {
    color: #fff;
    background: linear-gradient(135deg, #237804 0%, #389E0D 50%, #237804 100%);
    border-color: #237804;
    box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
    transform: translateY(0);
}

/* 其他按钮变体也使用草青色主题 */
.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, #52C41A 0%, #73D13D 50%, #52C41A 100%);
    border-color: #52C41A;
    box-shadow: 0 2px 4px rgba(82, 196, 26, 0.2);
}

.btn-primary:hover {
    color: #fff;
    background: linear-gradient(135deg, #389E0D 0%, #52C41A 50%, #389E0D 100%);
    border-color: #389E0D;
    box-shadow: 0 4px 8px rgba(82, 196, 26, 0.3);
    transform: translateY(-1px);
}

.btn-primary:focus {
    color: #fff;
    background: linear-gradient(135deg, #389E0D 0%, #52C41A 50%, #389E0D 100%);
    border-color: #389E0D;
    box-shadow: 0 0 0 3px rgba(82, 196, 26, 0.25);
}

.btn-primary:active {
    color: #fff;
    background: linear-gradient(135deg, #237804 0%, #389E0D 50%, #237804 100%);
    border-color: #237804;
    box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
    transform: translateY(0);
}

/* 轮廓按钮样式 */
.btn-outline-success {
    color: #52C41A;
    border-color: #52C41A;
    background-color: transparent;
}

.btn-outline-success:hover {
    color: #fff;
    background: linear-gradient(135deg, #52C41A 0%, #73D13D 50%, #52C41A 100%);
    border-color: #52C41A;
    box-shadow: 0 2px 4px rgba(82, 196, 26, 0.2);
}

.btn-outline-primary {
    color: #52C41A;
    border-color: #52C41A;
    background-color: transparent;
}

.btn-outline-primary:hover {
    color: #fff;
    background: linear-gradient(135deg, #52C41A 0%, #73D13D 50%, #52C41A 100%);
    border-color: #52C41A;
    box-shadow: 0 2px 4px rgba(82, 196, 26, 0.2);
}

/* 浅色按钮样式 */
.btn-light {
    color: #52C41A;
    background-color: rgba(82, 196, 26, 0.1);
    border-color: rgba(82, 196, 26, 0.2);
}

.btn-light:hover {
    color: #fff;
    background: linear-gradient(135deg, #52C41A 0%, #73D13D 50%, #52C41A 100%);
    border-color: #52C41A;
    box-shadow: 0 2px 4px rgba(82, 196, 26, 0.2);
}

/* 链接按钮样式 */
.btn-link {
    color: #52C41A;
    text-decoration: none;
}

.btn-link:hover {
    color: #389E0D;
    text-decoration: none;
}

/* 小型按钮 */
.btn-xs {
    padding: 6px 12px;
    font-size: 14px;
    border-radius: 4px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
    border-radius: 4px;
}

/* 关闭按钮样式 */
.btn-close {
    box-sizing: content-box;
    width: 1em;
    height: 1em;
    padding: 0.25em 0.25em;
    color: #52C41A;
    background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2352C41A'%3e%3cpath d='m.234 1.234 4.124 4.124a1 1 0 0 0 1.414 0L9.896 1.234a.234.234 0 0 1 .33 0l4.124 4.124a1 1 0 0 0 1.414 0l4.124-4.124a.234.234 0 0 1 .33.33l-4.124 4.124a1 1 0 0 0 0 1.414l4.124 4.124a.234.234 0 0 1-.33.33l-4.124-4.124a1 1 0 0 0-1.414 0l-4.124 4.124a.234.234 0 0 1-.33-.33l4.124-4.124a1 1 0 0 0 0-1.414L.564 1.564a.234.234 0 0 1 .33-.33z'/%3e%3c/svg%3e") center/1em auto no-repeat;
    border: 0;
    border-radius: 0.25rem;
    opacity: 0.5;
}

.btn-close:hover {
    color: #389E0D;
    opacity: 0.75;
}

/* 改进的表单控件 */
.form-control {
    display: block;
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    background-color: #fff;
    background-image: none;
    border: 1px solid #ced4da;
    border-radius: 6px;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    color: #212529;
    background-color: #fff;
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.25);
}

/* 响应式网格系统优化 */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -12px;
    margin-left: -12px;
}

.col,
.col-1, .col-2, .col-3, .col-4, .col-5, .col-6,
.col-7, .col-8, .col-9, .col-10, .col-11, .col-12,
.col-sm, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6,
.col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12,
.col-md, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6,
.col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12,
.col-lg, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6,
.col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12,
.col-xl, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6,
.col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12 {
    position: relative;
    width: 100%;
    padding-right: 12px;
    padding-left: 12px;
}

/* 移动设备优化 */
@media (max-width: 767.98px) {
    .container {
        padding-right: 12px;
        padding-left: 12px;
    }
    
    .card-body {
        padding: 16px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 16px;
        min-height: 44px; /* 触摸友好的最小尺寸 */
    }
    
    .form-control {
        padding: 12px 16px;
        font-size: 16px;
        min-height: 44px;
    }
}

/* 平板设备优化 */
@media (min-width: 768px) and (max-width: 991.98px) {
    .container {
        padding-right: 16px;
        padding-left: 16px;
    }
}

/* 桌面设备优化 */
@media (min-width: 992px) {
    .container {
        padding-right: 20px;
        padding-left: 20px;
    }
}
/* 移除重复的旧样式，保留必要的 */

/* 确保所有链接都没有下划线 */
a {
    text-decoration: none !important;
}

a:hover {
    text-decoration: none !important;
}

/* Logo容器样式 */
.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 2rem;
    min-height: 80px;
}

/* Logo样式 - 使用伪元素显示文字 */
.logo-css {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60px;
    width: 100%;
}

.logo-css::before {
    content: "古道 vGuDao";
    font-family: 'STXingkai', 'Xingkai SC', 'STKaiti', 'KaiTi', '楷体', 'Microsoft YaHei', '微软雅黑', serif;
    font-size: 36px;
    font-weight: bold;
    color: #4CAF50;
    letter-spacing: 3px;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.05);
    white-space: nowrap;
}

/* Simple version for index page */
.logo-css.simple::before {
    content: "古道 vGuDao";
    font-family: 'STXingkai', 'Xingkai SC', 'STKaiti', 'KaiTi', '楷体', 'Microsoft YaHei', '微软雅黑', serif;
    font-size: 32px;
    font-weight: bold;
    color: #52C41A;
    letter-spacing: 3px;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.15),
        0 4px 8px rgba(0, 0, 0, 0.1);
    white-space: nowrap;
    background: linear-gradient(135deg, #52C41A 0%, #73D13D 50%, #52C41A 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: wave-flag 3s ease-in-out infinite;
    transform-origin: left center;
}

/* 波浪型动画效果，模拟风吹旗子 */
@keyframes wave-flag {
    0% {
        transform: perspective(400px) rotateY(0deg) rotateX(0deg);
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    }
    25% {
        transform: perspective(400px) rotateY(5deg) rotateX(2deg) skewX(2deg);
        text-shadow: 2px 3px 6px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: perspective(400px) rotateY(0deg) rotateX(0deg) skewX(0deg);
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    }
    75% {
        transform: perspective(400px) rotateY(-3deg) rotateX(-1deg) skewX(-1deg);
        text-shadow: -1px 3px 5px rgba(0, 0, 0, 0.18);
    }
    100% {
        transform: perspective(400px) rotateY(0deg) rotateX(0deg);
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    }
}

/* 减少动画模式支持 - 可访问性改进 */
@media (prefers-reduced-motion: reduce) {
    .logo-css.simple::before {
        animation: none !important;
    }
}

/* 移动端响应式 */
@media (max-width: 767.98px) {
    .logo-css::before {
        font-size: 24px;
        letter-spacing: 2px;
    }
    
    .logo-css.simple::before {
        font-size: 26px;
        letter-spacing: 2px;
    }
    
    .logo-container {
        margin-bottom: 1.5rem;
        min-height: 50px;
    }
}

/* 平板端优化 */
@media (min-width: 768px) and (max-width: 991.98px) {
    .logo-css.simple::before {
        font-size: 30px;
        letter-spacing: 2.5px;
    }
}

/* 热门链接样式 */
.hot-link {
    margin-right: 8px;
    text-decoration: none;
}

.hot-link:last-child {
    margin-right: 0;
}

/* 诗句居中显示样式 */
.poem-center {
    text-align: center;
}

.text-left-force {
    text-align: left !important;
}