/* ==========================================================
   权威/学术/专业 UI 升级 (不影响业务类名)
   ========================================================== */

/* 页面极简灰白背景 */
.auth-bg {
    background: #fdfdfd;
    background-image: linear-gradient(180deg, #f0f3f5 0%, #fdfdfd 40%);
    color: #2b2b2b;
}

.transparent-main {
    background: transparent !important;
    box-shadow: none !important;
}

/* 顶部视觉区 */
.hero-section {
    padding: 3rem 0 1rem;
    text-align: center;
}
.auth-logo {
    height: 6rem;
    opacity: 0.9;
}
.hero-title {
    font-size: 2.2rem;
    color: #1a2b4c; /* 常青藤深蓝 */
    font-weight: bold;
    margin-top: 1.5rem;
    letter-spacing: 2px;
}
.hero-subtitle {
    font-size: 1.1rem;
    color: #5c6b7e;
    letter-spacing: 4px;
    margin: 1rem 0;
    font-weight: 500;
}
.hero-divider {
    width: 40px;
    height: 2px;
    background-color: #1a2b4c;
    margin: 1.5rem auto;
}
.hero-desc {
    font-size: 1.3rem;
    color: #5c6b7e;
    line-height: 2.2rem;
    margin: 0.2rem 0;
}

/* 权威感卡片设计 */
.auth-card {
    background: #ffffff;
    border: 1px solid #e2e6eb;
    border-radius: 4px; /* 极小圆角显锐利 */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
    margin-top: 3rem;
    overflow: hidden;
}
.card-header {
    background: #1a2b4c;
    padding: 1.2rem;
    color: #ffffff;
    text-align: center;
    letter-spacing: 3px;
    font-size: 1.5rem;
    font-weight: 500;
}
.card-content { padding: 2.5rem 2rem; }

/* 文本与排版优化 */
.text-left { text-align: left; }
.mt-20 { margin-top: 2rem; }
.mt-15 { margin-top: 1.5rem; }
.auth-img {
    width: 100%;
    border-radius: 2px;
    border: 1px solid #f0f0f0;
    margin-bottom: 1.5rem;
}
.tip-item {
    font-size: 1.4rem;
    color: #3f4b59;
    line-height: 2.4rem;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: flex-start;
}
.auth-bullet {
    color: #1a2b4c;
    font-size: 1rem;
    margin-right: 12px;
    margin-top: 5px;
}

/* 引导区样式 */
.cta-section {
    margin-top: 2.5rem;
    font-size: 1.4rem;
    line-height: 2.6rem;
    color: #3f4b59;
    font-weight: 500;
    border-top: 1px solid #e2e6eb;
    padding-top: 2rem;
}
.cta-subtitle {
    margin-top: 0.5rem;
    font-size: 1.4rem;
    color: #1a2b4c;
}

/* ==========================================================
   极简矩阵格 (替代传统 Table)
   ========================================================== */
.theory-text {
    font-size: 1.3rem;
    color: #3f4b59;
    line-height: 2.4rem;
    margin-bottom: 2rem;
    text-align: justify;
}
.auth-grid {
    display: flex;
    flex-direction: column;
    margin: 2rem 0;
    border: 1px solid #e2e6eb;
    border-bottom: none;
}
.grid-item {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #e2e6eb;
    background: #fbfbfc;
}
.grid-label {
    width: 8.5rem;
    padding: 1rem;
    font-size: 1.3rem;
    font-weight: bold;
    color: #1a2b4c;
    background: #f4f6f8;
    border-right: 1px solid #e2e6eb;
    text-align: center;
}
.grid-tags {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
}
.tag {
    font-size: 1.3rem;
    font-weight: bold;
    color: #3f4b59;
}
.vs { font-size: 1.2rem; color: #a4b0be; }

.dimension-details p {
    font-size: 1.3rem;
    color: #4a5568;
    line-height: 2.2rem;
    background: #f8fafc;
    padding: 1.5rem;
    border-left: 3px solid #1a2b4c;
    margin-bottom: 1rem;
    text-align: justify;
}
.dimension-details strong {
    color: #1a2b4c;
    display: block;
    margin-bottom: 0.5rem;
}

/* ==========================================================
   保留你原有的 goods/js 注入需要的核心 UI 样式，调整为克制风
   ========================================================== */
#goods-placehold .row {
    margin-top: 2rem;
    display: flex;
    gap: 12px;
    width: 100%;
    box-sizing: border-box;
    padding: 0;
}
#goods-placehold .row .col {
    padding: 2.5rem 1rem;
    border-radius: 4px;
    border: 1px solid #e2e6eb;
    flex: 1;
    background-color: #fff;
    position: relative;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}
#goods-placehold .row .col:hover {
    border-color: #1a2b4c;
    box-shadow: 0 4px 12px rgba(26, 43, 76, 0.08);
}
#goods-placehold .row .col_active {
    border: 2px solid #1a2b4c;
    background: rgba(26, 43, 76, 0.02);
}
#goods-placehold .row .col .choose {
    display: none;
    background-color: #1a2b4c;
    text-align: center;
    position: absolute;
    bottom: -1px;
    right: -1px;
    color: #fff;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
#goods-placehold .row .col .img img {
    width: 5.5rem;
    height: 6rem;
    object-fit: contain;
}
#goods-placehold .row .col .h_1 {
    font-size: 1.3rem;
    color: #7f8c8d;
    margin-top: 8px;
}
#goods-placehold .row .col .h_2 {
    font-size: 1.8rem;
    color: #1a2b4c;
    font-weight: bold;
    margin-top: 12px;
}

/* 按钮优化：采用方正、克制的企业级按钮 */
.button, .hot_btn {
    display: inline-block;
    border-radius: 2px;
    margin-top: 25px;
    font-size: 1.6rem;
    font-weight: 500;
    color: #fff;    
    cursor: pointer;
    transition: background-color 0.2s;
}
.hot_btn {
    width: 40%;
    background-color: #5c6b7e;
    line-height: 5rem;
}
.hot_btn:hover { background-color: #4a5666; }

.button {
    width: 50%;
    background-color: #1a2b4c; /* 常青藤深蓝 */
    line-height: 5rem;
}
.button:hover { background-color: #111d33; }

.white_block {
    display: inline-block;
    width: 5%;
}

/* 移除心跳特效，采用最简单的文字显示 */
.button_text {
   margin: 0;
   letter-spacing: 1px;
}