/* ==========================================
   深邃工业蓝背景与整体布局
   ========================================== */
.san-ace-cta-section {
    padding: 90px 0;
    background-color: #002D54; /* 沉稳高端的 San Ace 品牌工业深蓝 */
    position: relative;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    box-sizing: border-box;
}

.cta-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between; /* 默认桌面端：左文右纽 */
    position: relative;
    z-index: 3;
    gap: 50px;
}

/* ==========================================
   左侧文案排版（纯净白字流）
   ========================================== */
.cta-content {
    flex: 1;
    text-align: left;
}

.cta-subtitle {
    color: #38BDF8; /* 明亮的科技天蓝，起到警示与引导作用 */
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2.5px;
    display: block;
    margin-bottom: 12px;
}

.cta-content h2 {
    color: #ffffff;
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 16px 0;
    line-height: 1.3;
}

.cta-content p {
    color: #93C5FD; /* 柔和的高透蓝，确保长时间阅读不刺眼 */
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
    max-width: 650px;
}

/* ==========================================
   💥 右侧询盘按钮核心设计（让人极想点击）
   ========================================== */
.cta-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background-color: #C1272E; /* 严格执行您要求的 #C1272E 品牌红 */
    color: #ffffff !important;
    text-decoration: none !important;
    padding: 18px 40px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(193, 39, 46, 0.4); /* 红色发光质感微投影 */
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.btn-icon {
    font-size: 18px;
    transition: transform 0.3s ease;
}

/* 提示小字 */
.cta-hint {
    font-size: 12px;
    color: #60A5FA;
    margin-top: 10px;
    letter-spacing: 0.5px;
}

/* 💥 强交互：Hover 悬浮特效 */
.cta-button:hover {
    background-color: #D63038; /* 悬浮时微亮红 */
    transform: translateY(-3px); /* 向上微浮 */
    box-shadow: 0 12px 28px rgba(193, 39, 46, 0.6); /* 投影加深，营造“被吸入”的点击感 */
}

/* 💥 交互：箭头平滑右移 */
.cta-button:hover .btn-icon {
    transform: translateX(5px);
}

/* 💥 终极诱导：动态流光掠影特效（每隔几秒或悬浮时闪过一道光） */
.btn-flash {
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    transition: none;
}

.cta-button:hover .btn-flash {
    left: 150%;
    transition: left 0.8s ease-in-out;
}

/* ==========================================
   背景几何线条（营造工业风道科技感）
   ========================================== */
.cta-decor-line {
    position: absolute;
    border: 2px solid rgba(56, 189, 248, 0.05);
    border-radius: 50%;
}
.cta-line-1 {
    width: 400px; height: 400px;
    right: -100px; top: -150px;
}
.cta-line-2 {
    width: 600px; height: 600px;
    left: -200px; bottom: -250px;
}


/* ==========================================
   多端响应式适配（媒体查询）
   ========================================== */

/* 1. 笔记本电脑端 (1024px 到 1280px) */
@media (max-width: 1280px) {
    .cta-container { max-width: 960px; gap: 40px; }
    .cta-content h2 { font-size: 28px; }
    .cta-content p { font-size: 15px; }
    .cta-button { padding: 16px 35px; font-size: 15px; }
}

/* 2. 平板电脑端 (768px 到 1023px) - 自动转为优雅的上下分体布局 */
@media (max-width: 1023px) {
    .cta-container {
        flex-direction: column; /* 变为上下垂直结构 */
        text-align: center;
        padding: 0 30px;
        gap: 35px;
    }
    .cta-content { text-align: center; }
    .cta-content p { margin: 0 auto; }
}

/* 3. 移动端 / 手机 (767px 及以下) - 极简化安全触控布局 */
@media (max-width: 767px) {
    .san-ace-cta-section { padding: 60px 0; }
    .cta-container { padding: 0 20px; gap: 30px; }
    .cta-content h2 { font-size: 23px; margin-bottom: 12px; }
    .cta-content p { font-size: 14px; }
    .cta-button {
        width: 100%; /* 手机端按钮撑满，方便大拇指单手触控点击 */
        box-sizing: border-box;
        padding: 15px 25px;
    }
}