/* ==========================================================================
   智旅通 zhilvtong.com — 旅游企业 AI 中台官网
   设计系统与样式表（参考 cutesolution.com/html/inspire 布局与风格复刻）
   目录：
   00. 基础与设计令牌      01. 通用组件（按钮/标题/网格）
   02. 预加载与导航        03. 首页 Hero
   04. 通用内容区块        05. 产品与技术
   06. 解决方案            07. 咨询与人才赋能
   08. 背书与案例          09. 关于我们
   10. 页脚与浮动条        11. 内页通用（Page Banner / 面包屑）
   12. 响应式
   ========================================================================== */

/* ==========================================================================
   00. 基础与设计令牌
   ========================================================================== */
:root {
    --primary: #5764ec;
    --primary-dark: #3f4bd6;
    --primary-light: #eef0ff;
    --accent: #ff561d;
    --accent-dark: #e8541d;
    --brand-blue: #0b62b0;
    --brand-green: #80c020;
    --brand-sky: #50b0e0;
    --heading: #0b0b31;
    --text: #505050;
    --muted: #696997;
    --line: #ececec;
    --bg-grey: rgba(136, 116, 181, .11);
    --bg-soft: #f7f8ff;
    --footer-bg: #131328;
    --copyright-bg: #0f0f22;
    --shadow-sm: 0 1px 3px rgba(82, 90, 101, .1);
    --shadow: -1px 3px 20px 0 rgba(82, 90, 101, .1);
    --shadow-lg: 0 30px 60px -12px rgba(50, 50, 93, .25), 0 18px 36px -18px rgba(0, 0, 0, .3);
    --radius: 5px;
    --radius-lg: 10px;
    --font: 'Source Sans Pro', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-heading: 'Mukta', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
    --container: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background-color: #ffffff;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--heading);
    margin: 0 0 15px;
    line-height: 1.3;
    font-weight: 700;
}
h1 { font-size: 42px; font-weight: 800; }
h2 { font-size: 38px; font-weight: 800; }
h3 { font-size: 22px; }
h4 { font-size: 19px; }
h5 { font-size: 17px; }
h6 { font-size: 16px; }
p { margin: 0 0 15px; }
p:last-child { margin-bottom: 0; }
a { color: var(--primary); text-decoration: none; transition: all .3s ease-out; }
a:hover, a:focus { color: var(--accent); text-decoration: none; }
img { max-width: 100%; height: auto; border-style: none; }
ul, ol { margin: 0 0 15px; padding-left: 20px; }
strong { color: var(--heading); font-weight: 700; }
::selection { background: var(--primary); color: #fff; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 15px; }
.container-fluid { width: 100%; padding: 0 15px; }
.row { display: flex; flex-wrap: wrap; margin: 0 -15px; }
[class*="col-"] { padding: 0 15px; width: 100%; }
.col { flex: 1 0 0%; padding: 0 15px; }
.col-lg-2 { flex: 0 0 16.6667%; max-width: 16.6667%; }
.col-lg-3 { flex: 0 0 25%; max-width: 25%; }
.col-lg-4 { flex: 0 0 33.3333%; max-width: 33.3333%; }
.col-lg-5 { flex: 0 0 41.6667%; max-width: 41.6667%; }
.col-lg-6 { flex: 0 0 50%; max-width: 50%; }
.col-lg-7 { flex: 0 0 58.3333%; max-width: 58.3333%; }
.col-lg-8 { flex: 0 0 66.6667%; max-width: 66.6667%; }
.col-lg-9 { flex: 0 0 75%; max-width: 75%; }
.col-lg-10 { flex: 0 0 83.3333%; max-width: 83.3333%; }
.col-lg-12 { flex: 0 0 100%; max-width: 100%; }
.offset-lg-2 { margin-left: 16.6667%; }
.offset-lg-1 { margin-left: 8.3333%; }
.align-items-center { align-items: center; }
.align-items-start { align-items: flex-start; }
.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.d-none { display: none !important; }
@media (min-width: 992px) {
    .d-lg-block { display: block !important; }
    .d-lg-inline { display: inline !important; }
}
@media (max-width: 991px) {
    .d-lg-block, .d-lg-inline { display: none !important; }
}
.position-relative { position: relative; }
.z-index { position: relative; z-index: 2; }

.pt-70 { padding-top: 70px; }
.pb-70 { padding-bottom: 70px; }
.pt-100 { padding-top: 100px; }
.pb-100 { padding-bottom: 100px; }
.ptb-100 { padding: 100px 0; }
.mt-15 { margin-top: 15px; }
.mt-20 { margin-top: 20px; }
.mt-25 { margin-top: 25px; }
.mt-30 { margin-top: 30px; }
.mt-45 { margin-top: 45px; }
.mt-50 { margin-top: 50px; }
.mb-15 { margin-bottom: 15px; }
.mb-30 { margin-bottom: 30px; }
.mb-50 { margin-bottom: 50px; }
.mr-15 { margin-right: 15px; }
.section-padding { padding: 100px 0; }
.bg-grey { background-color: var(--bg-grey) !important; }
.bg-soft { background-color: var(--bg-soft) !important; }
.bg-soft-fade { background: linear-gradient(180deg, #ffffff 0%, var(--bg-soft) 100%); }
.bg-dark-navy { background-color: var(--heading); }
.gradient-text {
    background: linear-gradient(120deg, var(--brand-blue) 0%, var(--primary) 55%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

/* ==========================================================================
   01. 通用组件
   ========================================================================== */
.btn {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
    cursor: pointer;
    border: none;
    border-radius: 3px;
    padding: 14px 32px;
    position: relative;
    z-index: 1;
    transition: all .5s;
    overflow: hidden;
}
.btn-primary {
    color: #fff;
    background-color: var(--primary);
    background-image: linear-gradient(135deg, var(--accent) 0%, var(--accent) 50%, var(--primary) 50%, var(--primary) 100%);
    background-size: 220% 100%;
    background-position: right center;
    transition: background-position .5s ease-out, transform .3s ease-out, box-shadow .3s ease-out;
}
.btn-primary:hover, .btn-primary:focus {
    color: #fff;
    background-position: left center;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -10px rgba(87, 100, 236, .7);
}
.btn-outline {
    color: var(--primary);
    background: transparent;
    border: 2px solid var(--primary);
    padding: 12px 30px;
}
.btn-outline:hover, .btn-outline:focus {
    color: #fff;
    background: var(--primary);
    transform: translateY(-2px);
}
.btn-outline-white {
    color: #fff;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, .65);
    padding: 12px 30px;
}
.btn-outline-white:hover, .btn-outline-white:focus {
    color: var(--heading);
    background: #fff;
    border-color: #fff;
    transform: translateY(-2px);
}
.btn-white {
    color: var(--primary);
    background: #fff;
}
.btn-white:hover, .btn-white:focus { color: #fff; background: var(--accent); transform: translateY(-2px); }
.btn-lg { padding: 17px 40px; font-size: 16px; }
.btn-sm { padding: 11px 24px; font-size: 14px; }
.btn-block { display: block; width: 100%; }

.btn-group { display: flex; flex-wrap: wrap; gap: 15px; }
.btn-group.center { justify-content: center; }
.btn-group .btn { margin: 0; }

.section-title { text-align: center; margin-bottom: 65px; }
.section-title h6,
.section-subtitle {
    font-family: var(--font-heading);
    font-size: 15px;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    display: block;
}
.section-title h2 { font-size: 38px; color: var(--heading); font-weight: 800; margin: 0 0 18px; }
.section-title p { max-width: 760px; margin: 0 auto; color: var(--muted); font-size: 17px; }
.section-title.text-left { text-align: left; }
.section-title.text-left p { margin-left: 0; }
.section-title.mb-40 { margin-bottom: 40px; }
.section-title.mb-5 { margin-bottom: 5px; }

/* 滚动动画 */
.reveal { opacity: 0; transform: translateY(35px); transition: opacity .8s ease-out, transform .8s ease-out; will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .12s; }
.reveal-delay-2 { transition-delay: .24s; }
.reveal-delay-3 { transition-delay: .36s; }
.reveal-delay-4 { transition-delay: .48s; }
.reveal-delay-5 { transition-delay: .6s; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}

/* 徽章 / 标签 */
.badge-pill {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-light);
    border-radius: 40px;
    padding: 6px 16px;
    margin: 0 8px 10px 0;
}
.badge-pill.accent { color: var(--accent); background: rgba(255, 86, 29, .1); }
.badge-pill.green { color: #4f8500; background: rgba(128, 192, 32, .14); }
.badge-pill.sky { color: #14688f; background: rgba(80, 176, 224, .16); }

/* ==========================================================================
   02. 预加载与导航
   ========================================================================== */
.preloader {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 999999;
    background-color: #fff;
    transition: opacity .5s ease-out, visibility .5s ease-out;
}
.preloader.is-hidden { opacity: 0; visibility: hidden; }
.preloader .preloader-inner {
    width: 70px; height: 70px; display: grid; gap: 10px; grid-template-columns: auto auto;
    animation: zlt-rotate 2s linear 0s infinite;
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
}
.preloader .item1, .preloader .item4 { margin: auto; width: 30px; height: 30px; background-color: var(--primary); }
.preloader .item2, .preloader .item3 { margin: auto; width: 30px; height: 30px; background-color: var(--accent); }
@keyframes zlt-rotate { 0% { transform: translate(-50%, -50%) rotate(0); } 100% { transform: translate(-50%, -50%) rotate(360deg); } }

.navbar-area {
    background-color: #fff;
    position: relative;
    z-index: 999;
    width: 100%;
    box-shadow: 0 0 8px 0 rgba(108, 112, 138, .15);
    transition: all .4s ease-out;
}
.navbar-area.is-sticky {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 9999;
    box-shadow: 0 7px 13px 0 rgba(0, 0, 0, .08);
    background: #fff;
    animation: zlt-slide-down .5s ease-out;
}
@keyframes zlt-slide-down { from { transform: translateY(-100%); } to { transform: translateY(0); } }

.inspire-nav-top-bar { background: var(--primary); padding: 9px 0; }
.inspire-nav-top-bar .call-to-action p {
    margin: 0 20px 0 0; display: inline-block; color: #fff; font-size: 15px;
}
.inspire-nav-top-bar .call-to-action p a { color: #fff; }
.inspire-nav-top-bar .call-to-action p a:hover { text-decoration: underline; color: #fff; }
.inspire-nav-top-bar .call-to-action .sep { color: rgba(255, 255, 255, .45); margin-right: 18px; }
.inspire-nav-top-bar .top-social { float: right; padding: 0; margin: 0; list-style: none; }
.inspire-nav-top-bar .top-social li { display: inline-block; vertical-align: sub; }
.inspire-nav-top-bar .top-social li a {
    font-size: 13px; margin-left: 10px; display: inline-block; height: 30px; width: 30px;
    line-height: 30px; color: #fff; border: 1px solid rgba(255, 255, 255, .25); border-radius: 50px;
    transition: all .4s ease-out; text-align: center;
}
.inspire-nav-top-bar .top-social li a:hover { border-color: #fff; background: rgba(255, 255, 255, .15); color: #fff; }
.navbar-area.is-sticky .inspire-nav-top-bar { display: none; }

.inspire-nav { background-color: #fff; padding: 15px 0; }
.inspire-nav .navbar { display: flex; align-items: center; justify-content: space-between; }
.navbar-brand { display: flex; align-items: center; padding: 0; flex: 0 0 auto; }
.navbar-brand img { height: 46px; width: auto; display: block; }
.navbar-brand .logo-text-only { display: none; }

.navbar-nav { display: flex; align-items: center; list-style: none; margin: 0; padding: 0; }
.navbar-nav .nav-item { position: relative; padding: 15px 0; }
.navbar-nav .nav-item > a {
    display: block; font-family: var(--font-heading);
    font-size: 17px; font-weight: 600; color: #333;
    margin: 0 16px; padding: 0; transition: color .3s ease-out;
}
.navbar-nav .nav-item:first-child > a { margin-left: 0; }
.navbar-nav .nav-item:last-child > a { margin-right: 0; }
.navbar-nav .nav-item > a:hover, .navbar-nav .nav-item > a.active { color: var(--primary); }
.navbar-nav .nav-item > a .caret { font-size: 10px; margin-left: 5px; opacity: .8; }

.dropdown-menu {
    position: absolute; top: 90%; left: 0; width: 250px; z-index: 99;
    margin: 0; padding: 0; list-style: none;
    background: #fff; border-radius: 0;
    box-shadow: 0 0 15px 0 rgba(0, 0, 0, .1);
    opacity: 0; visibility: hidden; transform: translateY(10px);
    transition: all .3s ease-in-out;
}
.navbar-nav .nav-item:hover > .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); top: 100%; }
.dropdown-menu li { border-bottom: 1px dashed #e7e9ff; padding: 12px 20px; }
.dropdown-menu li:last-child { border-bottom: none; }
.dropdown-menu li a { position: relative; display: block; color: var(--heading); font-size: 15px; font-weight: 500; }
.dropdown-menu li a::before {
    content: ''; position: absolute; left: -5px; top: 50%; width: 0; height: 1px;
    background-color: var(--primary); transform: translateY(-50%); transition: all .3s ease-out;
}
.dropdown-menu li a:hover { color: var(--primary); padding-left: 12px; }
.dropdown-menu li a:hover::before { width: 6px; }

.other-option { display: flex; align-items: center; flex: 0 0 auto; }
.option-item { margin-right: 22px; }
.search-btn {
    font-size: 16px; color: #737373; cursor: pointer; background: transparent;
    border: none; width: 30px; height: 30px; line-height: 30px; text-align: center; transition: .4s;
}
.search-btn:hover { color: var(--primary); }
.search-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(11, 11, 49, .95); z-index: 99999;
    opacity: 0; visibility: hidden; transition: all .4s ease-out;
}
.search-overlay.active { opacity: 1; visibility: visible; }
.search-overlay .search-form {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 90%; max-width: 640px;
}
.search-overlay .search-form input {
    width: 100%; padding: 18px 24px; font-size: 18px; border: none; border-radius: 4px; outline: none;
    font-family: var(--font);
}
.search-overlay .search-form .search-submit {
    margin-top: 15px; width: 100%; padding: 15px; border: none; border-radius: 4px;
    background: var(--primary); color: #fff; font-size: 16px; font-weight: 600; cursor: pointer;
}
.search-overlay .close-btn {
    position: absolute; top: 40px; right: 45px; font-size: 26px; color: #fff;
    background: transparent; border: none; cursor: pointer;
}

.means-menu-btn { display: none; }
.means-menu-btn button {
    background: transparent; border: none; cursor: pointer; padding: 6px;
    width: 44px; height: 40px; position: relative;
}
.means-menu-btn button i { position: absolute; left: 8px; right: 8px; height: 2px; background: var(--heading); transition: .3s; }
.means-menu-btn button i:nth-child(1) { top: 12px; }
.means-menu-btn button i:nth-child(2) { top: 19px; }
.means-menu-btn button i:nth-child(3) { top: 26px; }

.mean-container {
    position: fixed; top: 0; left: calc(-1 * min(310px, 84vw)); width: min(310px, 84vw); height: 100%; z-index: 99999;
    background: #fff; box-shadow: 6px 0 24px rgba(0, 0, 0, .12);
    transition: left .35s ease-out; overflow-y: auto; padding: 22px 20px 40px;
}
.mean-container.active { left: 0; }
.mean-container .mean-close { text-align: right; margin-bottom: 10px; }
.mean-container .mean-close button { background: transparent; border: none; font-size: 22px; color: var(--heading); cursor: pointer; }
.mean-container .mean-nav { list-style: none; margin: 0; padding: 0; }
.mean-container .mean-nav > li { border-bottom: 1px solid var(--line); }
.mean-container .mean-nav > li > a {
    display: block; padding: 13px 0; font-size: 16px; font-weight: 600; color: var(--heading);
}
.mean-container .mean-nav > li > a.active { color: var(--primary); }
.mean-container .mean-nav ul { list-style: none; margin: 0; padding: 0 0 8px 14px; }
.mean-container .mean-nav ul li a { display: block; padding: 7px 0; font-size: 15px; color: var(--muted); }
.mean-container .mean-cta { margin-top: 24px; }
.mean-overlay {
    position: fixed; inset: 0; background: rgba(11, 11, 49, .5); z-index: 99998;
    opacity: 0; visibility: hidden; transition: .3s;
}
.mean-overlay.active { opacity: 1; visibility: visible; }

/* ==========================================================================
   03. 首页 Hero 轮播
   ========================================================================== */
.home-slider-area { position: relative; z-index: 1; }
.home-slider { position: relative; height: 88vh; min-height: 640px; overflow: hidden; }
.home-slider-single-item {
    position: absolute; inset: 0;
    display: flex; align-items: center; padding: 90px 0;
    background-repeat: no-repeat; background-position: center; background-size: cover;
    opacity: 0; visibility: hidden; transition: opacity 1s ease-out, visibility 1s ease-out;
    z-index: 1;
}
.home-slider-single-item.is-selected { opacity: 1; visibility: visible; z-index: 2; }
.home-slider-single-item::before {
    content: ""; position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(100deg, rgba(255, 255, 255, .96) 0%, rgba(255, 255, 255, .88) 30%, rgba(232, 236, 255, .38) 56%, rgba(11, 11, 49, .06) 100%);
}
.home-slider-single-item::after {
    content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(180deg, rgba(11, 11, 49, .12) 0%, rgba(11, 11, 49, 0) 26%, rgba(11, 11, 49, 0) 70%, rgba(11, 11, 49, .18) 100%);
}
.home-slider-single-item .container { position: relative; z-index: 3; }
.home-slider-content { width: 100%; max-width: 680px; }
.home-slider-content .slider-label {
    display: inline-block; font-size: 14px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase;
    color: var(--primary); background: rgba(87, 100, 236, .1); border-radius: 40px; padding: 7px 18px; margin-bottom: 22px;
}
.home-slider-title { color: var(--heading); font-size: 47px; font-weight: 800; margin-bottom: 20px; line-height: 1.32; }
.home-slider-description { max-width: 620px; }
.home-slider-description p { margin-bottom: 0; color: #3c3c58; font-size: 18px; line-height: 1.8; }
.home-slider-btn-box { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 15px; }
.slider-dots {
    position: absolute; bottom: 30px; left: 0; right: 0; z-index: 5;
    display: flex; align-items: center; justify-content: center; gap: 14px;
}
.slider-dots .dot {
    width: 12px; height: 12px; padding: 0; border-radius: 50%;
    border: 1px solid var(--primary); background: transparent; cursor: pointer; transition: all .25s;
}
.slider-dots .dot.is-selected { background: var(--primary); }
.slider-nav {
    position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
    width: 44px; height: 44px; border-radius: 50%; border: none; background: #fff;
    color: var(--primary); cursor: pointer; box-shadow: var(--shadow); transition: .3s;
}
.slider-nav:hover { background: var(--primary); color: #fff; }
.slider-nav.prev { left: 24px; }
.slider-nav.next { right: 24px; }

/* 首屏下方能力条 */
.hero-strip { background: var(--heading); color: #fff; padding: 26px 0; }
.hero-strip .strip-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.hero-strip .strip-item { display: flex; align-items: center; color: rgba(255, 255, 255, .9); font-size: 15px; }
.hero-strip .strip-item svg { margin-right: 10px; flex: 0 0 auto; }

/* ==========================================================================
   04. 通用内容区块
   ========================================================================== */
.about-area .about-image { position: relative; }
.about-area .about-image img { border-radius: var(--radius-lg); width: 100%; }
.about-area .about-image .image-badge {
    position: absolute; right: -18px; bottom: 26px; background: #fff; border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg); padding: 20px 24px; text-align: center;
}
.about-area .about-image .image-badge strong { display: block; font-size: 30px; color: var(--primary); line-height: 1.1; }
.about-area .about-image .image-badge span { font-size: 14px; color: var(--muted); }
.about-content h6, .about-content .about-label {
    font-size: 15px; color: var(--accent); font-weight: 700; margin-bottom: 10px;
    letter-spacing: 3px; text-transform: uppercase; display: block;
}
.about-content h2 { font-size: 38px; font-weight: 800; margin: 5px 0 18px; }
.about-list-box { list-style: none; padding: 0; margin: 28px 0 0; }
.about-list-box li { display: flex; align-items: flex-start; margin-bottom: 22px; }
.about-list-box li:last-child { margin-bottom: 0; }
.about-list-box li .about-list-icon { flex: 0 0 auto; margin-right: 20px; }
.about-list-box li .about-list-icon i,
.about-list-box li .about-list-icon svg { display: inline-block; color: var(--primary); }
.about-list-box li .about-list-info h3 { font-size: 18px; margin-bottom: 4px; }
.about-list-box li .about-list-info p { font-size: 15.5px; color: var(--muted); margin: 0; }

.consultation-area {
    padding: 78px 0; position: relative; z-index: 1; color: #fff;
    background: linear-gradient(120deg, #0b0b31 0%, #23236b 48%, #5764ec 100%);
    background-size: cover; background-position: center;
}
.consultation-area::before {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background-image: radial-gradient(circle at 12% 20%, rgba(255, 255, 255, .12), transparent 42%),
                      radial-gradient(circle at 88% 80%, rgba(255, 86, 29, .28), transparent 46%);
}
.consultation-content { text-align: center; }
.consultation-content h2 { color: #fff; font-size: 36px; margin-bottom: 15px; }
.consultation-content p { color: rgba(255, 255, 255, .82); font-size: 17px; margin-bottom: 28px; }

.cards-grid { display: flex; flex-wrap: wrap; margin: 0 -15px; }
.single-card {
    position: relative; z-index: 1; padding: 40px 30px; text-align: center;
    border-radius: var(--radius); background: #fff; margin-bottom: 30px; overflow: hidden;
    box-shadow: var(--shadow); transition: all .4s ease-out;
}
.single-card::before {
    content: ""; position: absolute; left: 0; right: 0; bottom: 0; border-bottom: 2px solid var(--primary);
    border-bottom-left-radius: var(--radius); border-bottom-right-radius: var(--radius);
    transform: scaleX(0); transition: all .4s ease-out;
}
.single-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.single-card:hover::before { transform: scaleX(1); }
.single-card .card-icon {
    position: relative; display: inline-flex; align-items: center; justify-content: center;
    width: 80px; height: 80px; border: 1px solid var(--primary-light); border-radius: 50%;
    color: var(--primary); margin-bottom: 22px; transition: .5s;
}
.single-card .card-icon::before {
    content: ''; position: absolute; inset: 5px; background: var(--primary-light); border-radius: 50%; z-index: -1; transition: .5s;
}
.single-card:hover .card-icon { border-color: var(--primary); color: #fff; }
.single-card:hover .card-icon::before { background: var(--primary); }
.single-card h3 { font-size: 20px; margin-bottom: 0; }
.single-card p { font-size: 16px; margin: 15px 0 0; color: var(--muted); }
.single-card .card-link { display: inline-block; margin-top: 16px; font-size: 16px; font-weight: 600; color: var(--primary); }
.single-card:hover .card-link { color: var(--accent); }
.single-card.text-left { text-align: left; }

.services-category-area { padding-top: 70px; }
.services-single-category {
    position: relative; display: block; padding: 40px 30px 40px 40px; border-radius: var(--radius);
    background: #fff; margin-top: 30px; box-shadow: 5px 7px 15px 2px rgba(82, 90, 101, .12);
    overflow: hidden; transition: all .3s ease-out;
}
.services-single-category:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.services-single-category-icon { position: absolute; left: -15px; top: 50%; transform: translateY(-50%); }
.services-single-category-icon span {
    width: 90px; height: 90px; background: var(--primary); display: flex; align-items: center; justify-content: center;
    color: #fff; border-radius: 50%;
}
.services-single-category.accent-icon .services-single-category-icon span { background: var(--accent); }
.services-single-category-info { padding-left: 75px; }
.services-single-category-info h3 { font-size: 20px; color: var(--primary); margin-bottom: 10px; }
.services-single-category.accent-icon .services-single-category-info h3 { color: var(--accent); }
.services-single-category-info p { margin: 0; color: var(--muted); font-size: 16px; }
.services-single-category .go-arrow {
    position: absolute; right: 26px; bottom: 22px; color: var(--primary); font-weight: 700; transition: .3s;
}
.services-single-category:hover .go-arrow { right: 20px; }

/* 计数器 */
.counter-area2 {
    text-align: center; position: relative; z-index: 1; padding: 76px 0; color: #fff;
    background: linear-gradient(120deg, #0b0b31 0%, #1b1b52 55%, #303a8f 100%);
}
.counter-area2::after {
    content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
    background-image: radial-gradient(circle at 80% 10%, rgba(255, 86, 29, .35), transparent 40%),
                      radial-gradient(circle at 8% 90%, rgba(80, 176, 224, .3), transparent 42%);
}
.counter-item { padding: 12px 0; position: relative; }
.counter-item::after {
    content: ""; position: absolute; right: 0; top: 18%; height: 64%; width: 1px; background: rgba(255, 255, 255, .18);
}
.counter-item:last-child::after { display: none; }
.single-counter2 .counter-contents h2 {
    font-size: 46px; color: #fff; font-weight: 800; margin-bottom: 6px;
    display: flex; align-items: baseline; justify-content: center;
}
.single-counter2 .counter-contents h2 .counter-number { color: #fff; }
.single-counter2 .counter-contents h2 .counter-suffix { color: var(--accent); margin-left: 2px; font-size: 30px; }
.single-counter2 .counter-contents h3 { font-size: 16px; color: rgba(255, 255, 255, .78); font-weight: 600; margin: 0; }

/* 为什么选择我们 */
.whychoose-area .section-title { margin-bottom: 20px; }
.whychoose-single-item { position: relative; z-index: 1; margin-top: 45px; padding-left: 84px; }
.whychoose-icon-box { position: absolute; left: 0; top: 0; }
.whychoose-icon-number {
    display: flex; align-items: center; justify-content: center;
    width: 62px; height: 62px; border-radius: 50%; font-size: 17px; font-weight: 700; color: #fff;
    background: linear-gradient(135deg, var(--primary) 0%, #7b86f5 100%);
    box-shadow: 0 10px 22px -10px rgba(87, 100, 236, .9);
}
.whychoose-single-item:nth-child(even) .whychoose-icon-number { background: linear-gradient(135deg, var(--accent) 0%, #ff8a5c 100%); box-shadow: 0 10px 22px -10px rgba(255, 86, 29, .9); }
.whychoose-info h3 { font-size: 19px; margin-bottom: 8px; }
.whychoose-info p { font-size: 15.5px; margin: 0; color: var(--muted); }
.whychoose-number-bg { position: absolute; top: -46px; right: 6px; z-index: -1; text-align: right; overflow: hidden; }
.whychoose-number-bg span { font-size: 8rem; color: rgba(11, 11, 49, .04); font-weight: 700; line-height: 1; }

/* 案例 / 项目 */
.project-item-box { position: relative; margin-bottom: 50px; border-radius: var(--radius-lg); overflow: visible; }
.project-item-box .project-thumb { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.project-item-box .project-thumb img { display: block; width: 100%; transition: transform .6s ease-out; }
.project-item-box:hover .project-thumb img { transform: scale(1.05); }
.project-link-title-box {
    position: absolute; left: 0; right: 0; bottom: -34px; margin: 0 15px;
    display: flex; align-items: center; justify-content: center; text-align: center;
    height: 80px; border-radius: var(--radius); overflow: hidden;
    box-shadow: 0 12px 30px -12px rgba(11, 11, 49, .35); transition: bottom .4s ease-out;
}
.project-item-box:hover .project-link-title-box { bottom: 14px; }
.project-link-title-inside { position: relative; width: 100%; height: 80px; overflow: hidden; perspective: 1000px; }
.project-link-flip-front, .project-link-flip-back {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    background: #fff; transition: transform .5s ease-out; backface-visibility: hidden;
}
.project-link-flip-back { background: var(--primary); transform: rotateX(180deg); }
.project-link-title-box:hover .project-link-flip-front { transform: rotateX(-180deg); }
.project-link-title-box:hover .project-link-flip-back { transform: rotateX(0); }
.project-link-title-box h3 { font-size: 17px; font-weight: 700; margin: 0; }
.project-link-flip-back h3 { color: #fff; font-size: 15px; }

/* 客户评价 */
.testimonial-area .testimonial-carousel { position: relative; }
.testimonial-track { display: flex; transition: transform .6s ease-out; }
.testimonial-slide { flex: 0 0 50%; max-width: 50%; padding: 0 15px; }
.single-testimonial {
    background: #fff; border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow);
    position: relative; height: 100%;
}
.single-testimonial .testimonial-head { display: flex; align-items: center; margin-bottom: 18px; }
.single-testimonial .testimonial-avatar-img { margin-right: 16px; }
.single-testimonial .testimonial-avatar-img span {
    width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, #8b95f7 100%); color: #fff; font-weight: 700; font-size: 20px;
}
.single-testimonial .testimonial-bio-info h3 { font-size: 18px; margin-bottom: 2px; }
.single-testimonial .testimonial-bio-info span { font-size: 14px; color: var(--muted); }
.single-testimonial .rating-box ul { list-style: none; padding: 0; margin: 0; display: flex; gap: 3px; color: #ffce39; }
.single-testimonial .testimonial-content p { font-size: 16px; color: var(--muted); margin: 0; }
.single-testimonial .testimonial-quote { position: absolute; right: 28px; bottom: 22px; opacity: .1; }
.carousel-dots { display: flex; justify-content: center; gap: 12px; margin-top: 40px; }
.carousel-dots .dot { width: 12px; height: 12px; border-radius: 50%; border: 1px solid var(--primary); background: transparent; cursor: pointer; padding: 0; }
.carousel-dots .dot.is-selected { background: var(--primary); }

/* 招聘 / CTA 大条 */
.hire-area { padding-bottom: 100px; }
.hire-wrapper {
    background: linear-gradient(120deg, var(--primary) 0%, #3b45b8 55%, #22225f 100%);
    border-radius: var(--radius-lg); padding: 60px 45px; color: #fff; position: relative; overflow: hidden;
}
.hire-wrapper::after {
    content: ""; position: absolute; right: -60px; top: -60px; width: 280px; height: 280px; border-radius: 50%;
    background: rgba(255, 86, 29, .35); filter: blur(10px);
}
.hire-content { position: relative; z-index: 2; text-align: center; }
.hire-content h2 { color: #fff; font-size: 34px; margin-bottom: 12px; }
.hire-content h5 { color: rgba(255, 255, 255, .82); font-weight: 500; font-size: 17px; margin-bottom: 0; }

/* 定价 */
.single-pricing-box {
    padding: 38px 32px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line);
    transition: .5s; margin-bottom: 30px; position: relative; overflow: hidden;
}
.single-pricing-box:hover { box-shadow: 0 3px 30px rgba(0, 0, 0, .08); transform: translateY(-6px); border-color: #fff; }
.single-pricing-box.is-featured { border-color: var(--primary); box-shadow: 0 20px 45px -20px rgba(87, 100, 236, .55); }
.single-pricing-box .pricing-flag {
    position: absolute; top: 18px; right: -34px; transform: rotate(38deg); background: var(--accent); color: #fff;
    font-size: 12px; font-weight: 700; letter-spacing: 1px; padding: 5px 40px;
}
.single-pricing-box .pricing-header h3 { font-size: 25px; margin-bottom: 6px; }
.single-pricing-box .pricing-header p { color: var(--muted); font-size: 15px; margin: 0; }
.single-pricing-box .price { font-size: 46px; font-weight: 800; color: var(--heading); line-height: 1.2; margin: 18px 0 6px; }
.single-pricing-box .price span { font-size: 17px; font-weight: 600; color: var(--muted); margin-left: 4px; }
.single-pricing-box .price-btn-box { margin: 22px 0 25px; }
.single-pricing-box .pricing-features { list-style: none; padding: 0; margin: 0; }
.single-pricing-box .pricing-features li { position: relative; padding-left: 26px; margin-bottom: 12px; color: var(--text); font-size: 15.5px; }
.single-pricing-box .pricing-features li:last-child { margin-bottom: 0; }
.single-pricing-box .pricing-features li::before {
    content: "✓"; position: absolute; left: 0; top: 0; color: var(--primary); font-weight: 700;
}

/* 博客 / 洞察 */
.single-blog { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); margin-bottom: 30px; height: 100%; transition: .4s; }
.single-blog:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.single-blog .post-img { position: relative; overflow: hidden; }
.single-blog .post-img img { display: block; width: 100%; transition: transform .6s ease-out; }
.single-blog:hover .post-img img { transform: scale(1.06); }
.single-blog .blog-content { padding: 26px 26px 28px; }
.single-blog .blog-list { list-style: none; display: flex; align-items: center; gap: 12px; padding: 0; margin: 0 0 14px; font-size: 14px; color: var(--muted); }
.single-blog .blog-list a { color: var(--muted); }
.single-blog .blog-list a:hover { color: var(--primary); }
.single-blog .blog-inline-sep { color: #d8dde6; }
.single-blog .blog-body-title h3 { font-size: 20px; margin-bottom: 10px; }
.single-blog .blog-body-title h3 a { color: var(--heading); }
.single-blog .blog-body-title h3 a:hover { color: var(--primary); }
.single-blog .blog-body-text p { font-size: 15.5px; color: var(--muted); margin: 0; }
.single-blog .blog-bottom-text-link { margin-top: 16px; }
.single-blog .blog-bottom-text-link a { font-weight: 600; font-size: 15px; }

/* 合作伙伴 */
.partner-area { padding: 55px 0; background-color: var(--bg-grey); overflow: hidden; }
.partner-title { text-align: center; font-size: 15px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 28px; }
.partner-marquee { display: flex; gap: 60px; animation: zlt-marquee 32s linear infinite; width: max-content; }
.partner-area:hover .partner-marquee { animation-play-state: paused; }
@keyframes zlt-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.partner-item { display: flex; align-items: center; justify-content: center; opacity: .62; transition: .3s; white-space: nowrap; }
.partner-item:hover { opacity: 1; }
.partner-item span { font-size: 17px; font-weight: 700; color: #55607a; letter-spacing: .5px; }

/* ==========================================================================
   05. 产品与技术
   ========================================================================== */
.arch-diagram {
    background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 40px 34px; position: relative; overflow: hidden;
}
.arch-layer { display: flex; align-items: stretch; gap: 18px; margin-bottom: 16px; }
.arch-layer:last-child { margin-bottom: 0; }
.arch-layer-label {
    flex: 0 0 132px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
    border-radius: var(--radius); color: #fff; font-weight: 700; font-size: 14px; padding: 14px 8px; line-height: 1.5;
}
.arch-layer:nth-child(1) .arch-layer-label { background: linear-gradient(135deg, #0b62b0, #50b0e0); }
.arch-layer:nth-child(2) .arch-layer-label { background: linear-gradient(135deg, #5764ec, #7b86f5); }
.arch-layer:nth-child(3) .arch-layer-label { background: linear-gradient(135deg, #6b3fd4, #9a76f0); }
.arch-layer:nth-child(4) .arch-layer-label { background: linear-gradient(135deg, #ff561d, #ff8a5c); }
.arch-layer-body { flex: 1; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.arch-chip {
    background: var(--bg-soft); border: 1px solid var(--primary-light); border-radius: 40px;
    padding: 10px 18px; font-size: 14.5px; font-weight: 600; color: var(--heading);
}
.arch-chip.hl { background: var(--primary); color: #fff; border-color: var(--primary); }

.skills-tabs { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 45px; }
.skills-tab {
    border: 1px solid var(--primary-light); background: #fff; color: var(--heading); border-radius: 40px;
    padding: 11px 26px; font-size: 15.5px; font-weight: 600; cursor: pointer; transition: .3s; font-family: var(--font-heading);
}
.skills-tab:hover { border-color: var(--primary); color: var(--primary); }
.skills-tab.active { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 12px 26px -14px rgba(87, 100, 236, .95); }
.skills-panel { display: none; }
.skills-panel.active { display: block; animation: zlt-fade .45s ease-out; }
@keyframes zlt-fade { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.skill-card {
    background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px 26px;
    margin-bottom: 30px; height: calc(100% - 30px); transition: .4s; border-top: 3px solid transparent;
}
.skill-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-top-color: var(--primary); }
.skill-card .skill-icon { margin-bottom: 16px; color: var(--primary); }
.skill-card h3 { font-size: 18.5px; margin-bottom: 10px; }
.skill-card p { font-size: 15.5px; color: var(--muted); margin-bottom: 16px; }
.skill-card .skill-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-card .skill-tag { font-size: 12.5px; color: var(--primary); background: var(--primary-light); border-radius: 30px; padding: 4px 12px; }

/* 在线沙盒 */
.sandbox-area { background: var(--bg-soft); }
.sandbox-wrap {
    display: flex; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden;
}
.sandbox-side { flex: 0 0 300px; background: var(--heading); padding: 32px 26px; color: #fff; }
.sandbox-side h4 { color: #fff; font-size: 17px; margin-bottom: 18px; }
.sandbox-scene-list { list-style: none; padding: 0; margin: 0; }
.sandbox-scene-list li { margin-bottom: 10px; }
.sandbox-scene-list button {
    width: 100%; text-align: left; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12);
    color: rgba(255, 255, 255, .88); border-radius: var(--radius); padding: 12px 15px; font-size: 14.5px;
    cursor: pointer; transition: .3s; font-family: var(--font);
}
.sandbox-scene-list button:hover { background: rgba(255, 255, 255, .13); }
.sandbox-scene-list button.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.sandbox-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.sandbox-head { padding: 18px 26px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; }
.sandbox-head .title { font-weight: 700; color: var(--heading); font-size: 16px; }
.sandbox-head .status { font-size: 13px; color: #1aa053; display: flex; align-items: center; gap: 7px; }
.sandbox-head .status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #1aa053; }
.sandbox-body { padding: 26px; height: 380px; overflow-y: auto; background: #fbfbff; flex: 1; }
.msg { display: flex; margin-bottom: 18px; }
.msg .avatar {
    flex: 0 0 38px; width: 38px; height: 38px; border-radius: 50%; margin-right: 12px;
    display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; color: #fff;
    background: linear-gradient(135deg, var(--primary), #8b95f7);
}
.msg.user { flex-direction: row-reverse; }
.msg.user .avatar { margin-right: 0; margin-left: 12px; background: linear-gradient(135deg, var(--accent), #ff9b74); }
.msg .bubble { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; font-size: 15px; max-width: 78%; box-shadow: var(--shadow-sm); }
.msg.user .bubble { background: var(--primary); border-color: var(--primary); color: #fff; }
.msg .bubble p { margin: 0 0 8px; }
.msg .bubble p:last-child { margin-bottom: 0; }
.msg .bubble ul { margin: 8px 0 0; padding-left: 18px; }
.msg .bubble li { margin-bottom: 4px; font-size: 14.5px; }
.sandbox-foot { border-top: 1px solid var(--line); padding: 16px 26px; display: flex; gap: 12px; }
.sandbox-foot input {
    flex: 1; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; font-size: 15px;
    font-family: var(--font); outline: none; transition: .3s;
}
.sandbox-foot input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(87, 100, 236, .12); }

.step-flow { display: flex; flex-wrap: wrap; gap: 24px; counter-reset: step; }
.step-item { flex: 1 1 220px; position: relative; padding-top: 60px; }
.step-item::before {
    counter-increment: step; content: counter(step, decimal-leading-zero);
    position: absolute; top: 0; left: 0; font-size: 40px; font-weight: 800; color: rgba(87, 100, 236, .18); line-height: 1;
}
.step-item h3 { font-size: 18px; margin-bottom: 8px; }
.step-item p { font-size: 15.5px; color: var(--muted); margin: 0; }

.feature-list { list-style: none; padding: 0; margin: 0; }
.feature-list li { position: relative; padding-left: 30px; margin-bottom: 12px; font-size: 16px; }
.feature-list li::before {
    content: "✓"; position: absolute; left: 0; top: 0; width: 20px; height: 20px; line-height: 20px; text-align: center;
    border-radius: 50%; background: var(--primary-light); color: var(--primary); font-size: 12px; font-weight: 700;
}
.feature-list li:last-child { margin-bottom: 0; }

/* ==========================================================================
   06. 解决方案
   ========================================================================== */
.solution-nav { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 50px; }
.solution-nav a {
    border: 1px solid var(--primary-light); border-radius: 40px; padding: 10px 24px; font-size: 15px;
    font-weight: 600; color: var(--heading); background: #fff; transition: .3s;
}
.solution-nav a:hover, .solution-nav a.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.solution-block { padding: 90px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 120px; }
.solution-block:last-child { border-bottom: none; }
.solution-block .solution-visual { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.solution-block .solution-visual img { display: block; width: 100%; }
.solution-tag {
    display: inline-block; font-size: 13.5px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent); margin-bottom: 12px;
}
.solution-block h2 { font-size: 34px; margin-bottom: 16px; }
.pain-list { list-style: none; padding: 0; margin: 24px 0 0; }
.pain-list li {
    background: #fff; border-left: 3px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0;
    padding: 14px 20px; margin-bottom: 12px; font-size: 15.5px; box-shadow: var(--shadow-sm);
}
.pain-list li strong { display: block; margin-bottom: 3px; }
.pain-list.solve li { border-left-color: var(--primary); }

/* ==========================================================================
   07. 咨询与人才赋能
   ========================================================================== */
.academy-path { position: relative; padding-left: 34px; }
.academy-path::before { content: ""; position: absolute; left: 9px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(180deg, var(--primary), var(--accent)); }
.academy-step { position: relative; padding-bottom: 34px; }
.academy-step:last-child { padding-bottom: 0; }
.academy-step::before {
    content: ""; position: absolute; left: -31px; top: 6px; width: 18px; height: 18px; border-radius: 50%;
    background: #fff; border: 4px solid var(--primary);
}
.academy-step:nth-child(even)::before { border-color: var(--accent); }
.academy-step h3 { font-size: 19px; margin-bottom: 6px; }
.academy-step p { font-size: 15.5px; color: var(--muted); margin: 0; }

.expert-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 34px; display: flex; flex-wrap: wrap; gap: 28px; align-items: flex-start; }
.expert-avatar {
    flex: 0 0 130px; width: 130px; height: 130px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #0b62b0, #5764ec); color: #fff; font-size: 34px; font-weight: 800;
    box-shadow: 0 18px 36px -18px rgba(87, 100, 236, .9);
}
.expert-info { flex: 1; min-width: 260px; }
.expert-info h3 { font-size: 24px; margin-bottom: 4px; }
.expert-info .expert-role { color: var(--accent); font-weight: 600; font-size: 15px; display: block; margin-bottom: 14px; }
.expert-info p { font-size: 15.5px; color: var(--muted); }
.expert-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

.form-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 40px 36px; }
.form-card h3 { font-size: 24px; margin-bottom: 8px; }
.form-card .form-hint { color: var(--muted); font-size: 15px; margin-bottom: 26px; }
.form-row { display: flex; flex-wrap: wrap; gap: 18px; }
.form-group { flex: 1 1 220px; margin-bottom: 18px; }
.form-group.full { flex: 1 1 100%; }
.form-group label { display: block; font-size: 14.5px; font-weight: 600; color: var(--heading); margin-bottom: 7px; }
.form-group label .req { color: var(--accent); }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 15px;
    font-size: 15px; font-family: var(--font); color: var(--text); outline: none; transition: .3s; background: #fff;
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--primary); box-shadow: 0 0 0 3px rgba(87, 100, 236, .12);
}
.form-result { margin-top: 16px; font-size: 15px; display: none; }
.form-result.show { display: block; }
.form-result.ok { color: #1aa053; }
.form-result.err { color: var(--accent); }
.checkbox-line { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--muted); }
.checkbox-line input { width: auto; margin-top: 4px; }

/* ==========================================================================
   08. 背书与案例
   ========================================================================== */
.credential-list { display: flex; flex-wrap: wrap; margin: 0 -15px; }
.credential-item {
    background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px 24px; margin-bottom: 30px;
    border-top: 3px solid var(--primary); height: calc(100% - 30px); transition: .4s;
}
.credential-item:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.credential-item .credential-type { font-size: 12.5px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 8px; }
.credential-item h3 { font-size: 18px; margin-bottom: 10px; }
.credential-item p { font-size: 15px; color: var(--muted); margin: 0; }
.credential-item .credential-code { display: inline-block; margin-top: 12px; font-size: 13px; color: var(--muted); background: var(--bg-soft); border-radius: 4px; padding: 4px 10px; }

.plan-matrix { display: flex; flex-wrap: wrap; margin: 0 -8px; }
.plan-matrix .plan-cell {
    flex: 0 0 calc(25% - 16px); margin: 8px; background: #fff; border-radius: var(--radius);
    padding: 16px 18px; font-size: 15px; box-shadow: var(--shadow-sm); border-left: 3px solid var(--primary-light);
    transition: .3s;
}
.plan-matrix .plan-cell:hover { border-left-color: var(--primary); transform: translateX(4px); }
.plan-matrix .plan-cell strong { display: block; font-size: 15.5px; }
.plan-matrix .plan-cell span { font-size: 13.5px; color: var(--muted); }

.timeline { position: relative; padding-left: 0; list-style: none; margin: 0; }
.timeline::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: var(--line); transform: translateX(-50%); }
.timeline li { position: relative; width: 50%; padding: 0 42px 40px 0; }
.timeline li:nth-child(even) { margin-left: 50%; padding: 0 0 40px 42px; }
.timeline li::before {
    content: ""; position: absolute; top: 6px; right: -9px; width: 18px; height: 18px; border-radius: 50%;
    background: #fff; border: 4px solid var(--primary); z-index: 2;
}
.timeline li:nth-child(even)::before { right: auto; left: -9px; border-color: var(--accent); }
.timeline .timeline-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px 26px; }
.timeline .timeline-year { font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: 2px; display: block; margin-bottom: 6px; }
.timeline h3 { font-size: 18px; margin-bottom: 8px; }
.timeline p { font-size: 15px; color: var(--muted); margin: 0; }

.event-card { display: flex; flex-wrap: wrap; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); margin-bottom: 30px; }
.event-card .event-thumb { flex: 0 0 220px; }
.event-card .event-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.event-card .event-body { flex: 1; padding: 26px 30px; min-width: 260px; }
.event-card .event-edition { font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--accent); text-transform: uppercase; }
.event-card h3 { font-size: 20px; margin: 8px 0 10px; }
.event-card p { font-size: 15.5px; color: var(--muted); margin: 0; }

/* 品牌溯源 */
.brand-poem {
    background: linear-gradient(120deg, #0b0b31 0%, #23236b 100%); color: #fff; border-radius: var(--radius-lg);
    padding: 44px 40px; position: relative; overflow: hidden;
}
.brand-poem::after { content: "詩"; position: absolute; right: 24px; bottom: -30px; font-size: 160px; color: rgba(255, 255, 255, .05); line-height: 1; }
.brand-poem .poem-label { font-size: 14px; letter-spacing: 3px; color: rgba(255, 255, 255, .6); text-transform: uppercase; }
.brand-poem blockquote { margin: 18px 0 0; font-size: 22px; line-height: 2; color: #fff; font-family: var(--font-heading); }
.brand-poem .poem-trans { margin-top: 18px; font-size: 15.5px; color: rgba(255, 255, 255, .78); }

/* ==========================================================================
   09. 关于我们
   ========================================================================== */
.mvv-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 34px 30px; height: calc(100% - 30px); margin-bottom: 30px; transition: .4s; }
.mvv-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.mvv-card .mvv-icon { color: var(--primary); margin-bottom: 16px; }
.mvv-card h3 { font-size: 20px; margin-bottom: 10px; }
.mvv-card p { font-size: 15.5px; color: var(--muted); margin: 0; }

.contact-info-list { list-style: none; padding: 0; margin: 0; }
.contact-info-list li { display: flex; align-items: flex-start; margin-bottom: 22px; }
.contact-info-list li:last-child { margin-bottom: 0; }
.contact-info-list .ci-icon {
    flex: 0 0 48px; width: 48px; height: 48px; border-radius: 50%; background: var(--primary-light); color: var(--primary);
    display: flex; align-items: center; justify-content: center; margin-right: 16px;
}
.contact-info-list .ci-text strong { display: block; color: var(--heading); font-size: 16px; }
.contact-info-list .ci-text span, .contact-info-list .ci-text a { font-size: 15.5px; color: var(--muted); }

/* ==========================================================================
   10. 页脚与浮动条
   ========================================================================== */
.footer-area { background: var(--footer-bg); padding: 90px 0 70px; color: rgba(255, 255, 255, .72); }
.footer-area h5 { color: #fff; font-size: 18px; margin-bottom: 24px; }
.footer-list p { font-size: 15px; color: rgba(255, 255, 255, .68); }
.footer-logo { display: inline-block; margin-bottom: 20px; }
.footer-logo img { height: 44px; width: auto; }
.footer-logo .footer-logo-fallback {
    display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 800; font-size: 26px; letter-spacing: 2px;
}
.footer-social-icon { list-style: none; padding: 0; margin: 22px 0 0; display: flex; gap: 10px; }
.footer-social-icon li a {
    display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .18); color: rgba(255, 255, 255, .8); transition: .3s;
}
.footer-social-icon li a:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-nav-links { list-style: none; padding: 0; margin: 0; }
.footer-nav-links li { margin-bottom: 12px; }
.footer-nav-links li a { color: rgba(255, 255, 255, .68); font-size: 15.5px; position: relative; padding-left: 0; transition: .3s; }
.footer-nav-links li a:hover { color: #fff; padding-left: 8px; }
.footer-contact-list { list-style: none; padding: 0; margin: 0; }
.footer-contact-list li { margin-bottom: 14px; font-size: 15.5px; color: rgba(255, 255, 255, .7); }
.footer-contact-list li strong { color: #fff; font-weight: 600; }
.footer-contact-list li a { color: rgba(255, 255, 255, .7); }
.footer-contact-list li a:hover { color: #fff; }
.footer-info-newsletter { margin-top: 20px; }
.footer-info-newsletter input {
    width: 100%; padding: 13px 16px; border-radius: var(--radius); border: 1px solid rgba(255, 255, 255, .16);
    background: rgba(255, 255, 255, .06); color: #fff; font-size: 15px; font-family: var(--font); outline: none; margin-bottom: 12px;
}
.footer-info-newsletter input::placeholder { color: rgba(255, 255, 255, .45); }
.footer-info-newsletter input:focus { border-color: var(--primary); }
.copyright-area { background-color: var(--copyright-bg); padding: 30px 0; }
.copyright-area .row { align-items: center; }
.copyright-area p { color: #b9b9cf; font-size: 15px; margin: 0; }
.copyright-area ul { list-style: none; padding: 0; margin: 0; text-align: right; }
.copyright-area ul li { display: inline-block; color: #b9b9cf; font-size: 15px; position: relative; margin: 0 10px; }
.copyright-area ul li a { color: #b9b9cf; }
.copyright-area ul li a:hover { color: var(--accent); }
.copyright-area ul li::before { content: ""; position: absolute; top: 5px; right: -13px; width: 1px; height: 14px; background: rgba(255, 255, 255, .25); }
.copyright-area ul li:last-child { margin-right: 0; }
.copyright-area ul li:last-child::before { display: none; }

.go-top {
    position: fixed; right: 30px; bottom: -60px; z-index: 999; width: 46px; height: 46px; border-radius: var(--radius);
    background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center;
    cursor: pointer; border: none; opacity: 0; visibility: hidden; transition: all .4s ease-out;
    box-shadow: 0 12px 26px -12px rgba(87, 100, 236, .95);
}
.go-top.active { bottom: 30px; opacity: 1; visibility: visible; }
.go-top:hover { background: var(--accent); color: #fff; }

.floating-bar {
    position: fixed; left: 26px; bottom: 28px; z-index: 998; display: flex; flex-direction: column; gap: 10px;
    opacity: 0; visibility: hidden; transform: translateY(14px); transition: all .45s ease-out;
}
.floating-bar.active { opacity: 1; visibility: visible; transform: none; }
.floating-bar a {
    display: flex; align-items: center; gap: 10px; background: #fff; color: var(--heading); border-radius: 40px;
    padding: 10px 18px; font-size: 14px; font-weight: 600; box-shadow: 0 14px 30px -12px rgba(11, 11, 49, .45);
    border: 1px solid var(--line); transition: .3s; width: fit-content;
}
.floating-bar a:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-3px); }
.floating-bar a.accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.floating-bar a.accent:hover { background: var(--primary); border-color: var(--primary); }

/* ==========================================================================
   11. 内页通用
   ========================================================================== */
.page-banner {
    padding: 96px 0 90px; position: relative; z-index: 1; color: #fff; overflow: hidden;
    background: linear-gradient(120deg, #0b0b31 0%, #1d1d5c 45%, #4650c9 100%);
}
.page-banner::after {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background-image: radial-gradient(circle at 15% 25%, rgba(80, 176, 224, .28), transparent 45%),
                      radial-gradient(circle at 85% 75%, rgba(255, 86, 29, .3), transparent 45%);
}
.page-banner h1 { color: #fff; font-size: 42px; margin-bottom: 14px; }
.page-banner p { color: rgba(255, 255, 255, .8); font-size: 17px; max-width: 760px; margin: 0 auto; }
.breadcrumb { list-style: none; padding: 0; margin: 22px 0 0; display: flex; justify-content: center; gap: 12px; font-size: 15px; }
.breadcrumb li { color: rgba(255, 255, 255, .72); position: relative; }
.breadcrumb li + li::before { content: "/"; margin-right: 12px; color: rgba(255, 255, 255, .4); }
.breadcrumb li a { color: rgba(255, 255, 255, .9); }
.breadcrumb li a:hover { color: #fff; text-decoration: underline; }
.page-banner.text-left h1, .page-banner.text-left p { margin-left: 0; text-align: left; }
.page-banner.text-left .breadcrumb { justify-content: flex-start; }

.content-block h2 { font-size: 32px; margin-bottom: 16px; }
.content-block h3 { font-size: 22px; margin-top: 28px; }
.content-block p { font-size: 16.5px; }
.quote-box {
    border-left: 4px solid var(--primary); background: var(--bg-soft); border-radius: 0 var(--radius) var(--radius) 0;
    padding: 22px 26px; font-size: 16.5px; color: var(--heading); margin: 26px 0;
}
.stat-inline { display: flex; flex-wrap: wrap; gap: 34px; margin: 26px 0 0; }
.stat-inline .stat-item strong { display: block; font-size: 34px; color: var(--primary); line-height: 1.2; }
.stat-inline .stat-item span { font-size: 15px; color: var(--muted); }

.cta-band {
    background: linear-gradient(120deg, var(--primary) 0%, #3b45b8 60%, #22225f 100%);
    border-radius: var(--radius-lg); padding: 54px 46px; color: #fff; display: flex; align-items: center;
    justify-content: space-between; flex-wrap: wrap; gap: 24px;
}
.cta-band h2 { color: #fff; font-size: 30px; margin-bottom: 10px; }
.cta-band p { color: rgba(255, 255, 255, .82); margin: 0; }

/* ==========================================================================
   12. 响应式
   ========================================================================== */
@media (max-width: 1199px) {
    .container { max-width: 960px; }
    .home-slider-title { font-size: 44px; }
    .navbar-nav .nav-item > a { margin: 0 11px; font-size: 16px; }
    .plan-matrix .plan-cell { flex: 0 0 calc(33.333% - 16px); }
}

@media (max-width: 991px) {
    .container { max-width: 720px; }
    h1 { font-size: 34px; }
    h2 { font-size: 30px; }
    .section-title h2 { font-size: 30px; }
    .section-padding { padding: 70px 0; }
    .ptb-100 { padding: 70px 0; }
    .inspire-nav-top-bar { display: none; }
    .inspire-nav .navbar .navbar-nav, .inspire-nav .navbar .other-option .option-item { display: none; }
    .means-menu-btn { display: block; }
    .navbar-brand img { height: 40px; }
    .home-slider { height: auto; min-height: auto; }
    .home-slider-single-item { position: relative; opacity: 0; visibility: hidden; display: none; padding: 80px 0 70px; }
    .home-slider-single-item.is-selected { display: flex; opacity: 1; visibility: visible; }
    .home-slider-title { font-size: 32px; }
    .home-slider-description p { font-size: 16.5px; }
    .slider-nav { display: none; }
    .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 {
        flex: 0 0 50%; max-width: 50%;
    }
    .offset-lg-2 { margin-left: 0; }
    .about-area .about-image { margin-bottom: 40px; }
    .about-area .about-image .image-badge { right: 12px; }
    .counter-item::after { display: none; }
    .testimonial-slide { flex: 0 0 100%; max-width: 100%; }
    .sandbox-wrap { flex-direction: column; }
    .sandbox-side { flex: 1 1 auto; }
    .arch-layer { flex-direction: column; }
    .arch-layer-label { flex: 1 1 auto; }
    .timeline::before { left: 9px; }
    .timeline li, .timeline li:nth-child(even) { width: 100%; margin-left: 0; padding: 0 0 30px 42px; }
    .timeline li::before, .timeline li:nth-child(even)::before { left: 0; right: auto; }
    .plan-matrix .plan-cell { flex: 0 0 calc(50% - 16px); }
    .cta-band { padding: 40px 30px; }
    .footer-area { padding: 70px 0 40px; }
    .footer-list { margin-bottom: 38px; }
    .footer-area > .container > .row > div:last-child .footer-list { margin-bottom: 0; }
    .footer-logo img { height: 40px; }
}

@media (max-width: 767px) {
    .container { max-width: 100%; }
    h1 { font-size: 28px; }
    h2 { font-size: 25px; }
    .section-title h2 { font-size: 25px; }
    .section-title { margin-bottom: 40px; }
    .home-slider-title { font-size: 27px; }
    .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-12 {
        flex: 0 0 100%; max-width: 100%;
    }
    .counter-item { flex: 0 0 50%; max-width: 50%; }
    .whychoose-single-item { padding-left: 0; padding-top: 74px; }
    .whychoose-number-bg { display: none; }
    .btn { padding: 13px 26px; }
    .btn-group { gap: 12px; }
    .hero-strip .strip-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
    .hire-wrapper { padding: 40px 26px; }
    .floating-bar { left: auto; right: 14px; bottom: 82px; gap: 8px; }
    .floating-bar a {
        width: 50px; height: 50px; padding: 0; border-radius: 50%;
        justify-content: center; font-size: 15px;
    }
    .floating-bar a .fb-text { display: none; }
    .floating-bar a::before { content: attr(data-short); font-weight: 700; font-size: 16px; }
    .go-top { right: 20px; }
    .go-top.active { bottom: 22px; }
    .copyright-area ul { text-align: left; margin-top: 12px; }
    .copyright-area ul li:first-child { margin-left: 0; }
    .plan-matrix .plan-cell { flex: 0 0 calc(100% - 16px); }
    .page-banner { padding: 70px 0 60px; }
    .page-banner h1 { font-size: 27px; }
    .event-card .event-thumb { flex: 0 0 100%; }
    .sandbox-body { height: 320px; padding: 18px; }
    .msg .bubble { max-width: 88%; }
    .expert-card { padding: 26px; }
    .expert-avatar { flex: 0 0 90px; width: 90px; height: 90px; font-size: 26px; }
}

@media (max-width: 480px) {
    .counter-item { flex: 0 0 100%; max-width: 100%; }
    .home-slider-btn-box .btn { width: 100%; }
    .services-single-category { padding: 34px 22px; }
    .services-single-category-icon { position: relative; left: 0; top: 0; transform: none; margin-bottom: 18px; }
    .services-single-category-info { padding-left: 0; }
    .sandbox-foot { flex-direction: column; }
    .sandbox-foot .btn { width: 100%; }
    .expert-card { gap: 18px; }
    .brand-poem { padding: 32px 24px; }
    .brand-poem blockquote { font-size: 19px; }
}