/* 佛曰：三生三世现桃花 */
/*
  Theme Name: Imperial
  Theme URL: https://bootstrapmade.com/imperial-free-onepage-bootstrap-template/
  Author: BootstrapMade
  Author URL: https://bootstrapmade.com
*/
/*--------------------------------------------------------------
# General
--------------------------------------------------------------*/

:root {
  /* —— 品牌色 · 明亮克制 (E 方案) —— */
  --brand-50:  #ECFEFF;   /* 浅青底 */
  --brand-100: #CFFAFE;
  --brand-500: #06B6D4;   /* 主品牌青 cyan-500，与 Logo 同色 */
  --brand-600: #0891B2;   /* hover */
  --brand-700: #0E7490;   /* active */

  /* —— 强调 · 成长绿 (用于跨境/增长语义数字) —— */
  --accent-50:  #ECFDF5;
  --accent-100: #D1FAE5;
  --accent-500: #10B981;   /* emerald-500 */
  --accent-600: #059669;

  /* —— 中性 (浅底/文字) —— */
  --surface-0: #FFFFFF;   /* 主底 */
  --surface-1: #F8FAFC;
  --surface-2: #F1F5F9;
  --ink-900:   #0F172A;   /* 炭黑 */
  --ink-700:   #334155;
  --ink-500:   #64748B;
  --ink-300:   #CBD5E1;
  --ink-100:   #E2E8F0;

  /* —— 语义色 —— */
  --success-500: #10B981;
  --warning-500: #F59E0B;
  --danger-500:  #EF4444;

  /* —— 阴影 (更柔更轻) —— */
  --sh-1: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 4px rgba(15, 23, 42, 0.03);
  --sh-2: 0 4px 16px rgba(15, 23, 42, 0.06), 0 2px 6px rgba(15, 23, 42, 0.04);
  --sh-3: 0 12px 32px rgba(6, 182, 212, 0.10), 0 4px 12px rgba(15, 23, 42, 0.04);

  /* —— 圆角 · 全部加大到 14px 阶梯 (更圆润) —— */
  --r-sm:   8px;
  --r-md:   14px;
  --r-lg:   20px;
  --r-xl:   28px;
  --r-pill: 999px;

  /* —— 字号阶梯 —— */
  --fs-display:  56px;  --lh-display: 1.15;
  --fs-h1:       40px;  --lh-h1:      1.2;
  --fs-h2:       28px;  --lh-h2:      1.25;
  --fs-h3:       20px;  --lh-h3:      1.3;
  --fs-body:     16px;  --lh-body:    1.65;
  --fs-caption:  13px;  --lh-caption: 1.5;

  /* —— 间距 (8px 网格) —— */
  --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px;
  --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 64px;
  --sp-9: 96px; --sp-10: 120px;

  /* —— 动效 —— */
  --dur-micro:  120ms;
  --dur-short:  200ms;
  --dur-medium: 320ms;
  --dur-scroll: 850ms;
  --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* —— header 高度 —— */
  --header-h: 72px;

  /* —— 字体 (中文回退扩展) —— */
  --font-sans: "Inter", "Helvetica Neue", "PingFang SC",
               "Microsoft YaHei", "Source Han Sans CN",
               "Noto Sans CJK SC", "Hiragino Sans GB",
               system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace,
               "SFMono-Regular", "Menlo", monospace;

  /* —— 兼容旧变量名 (Bootstrap 残留) —— */
  --c-primary:    var(--brand-500);
  --c-primary-h:  var(--brand-600);
  --c-accent:     var(--brand-600);
  --c-deep:       var(--ink-900);
  --c-deep-2:     #1E293B;
  --c-ink:        var(--ink-900);
  --c-text-1:     var(--ink-900);
  --c-text-2:     var(--ink-700);
  --c-text-3:     var(--ink-500);
  --c-bg-1:       var(--surface-0);
  --c-bg-2:       var(--surface-1);
  --c-bg-deep:    var(--surface-0);
  --c-border:     var(--ink-100);
}

nav ul {
    list-style: none;
    font: inherit;
}
html {
    scroll-behavior: smooth;
}
body {
    background: var(--surface-0);
    color: var(--ink-700);
    font-family: var(--font-sans);
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    font-feature-settings: "cv11", "ss01", "tnum";
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--brand-600);
    transition: color var(--dur-micro) var(--ease-out);
}

a:hover, a:active, a:focus {
    color: var(--brand-700);
    outline: none;
    text-decoration: none;
}

/* —— focus-visible 全局键盘可达性 —— */
a:focus-visible, button:focus-visible, .btn:focus-visible {
    outline: 2px solid var(--brand-500);
    outline-offset: 2px;
}

/* —— 按钮通用类 · 明亮克制 —— */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 var(--sp-5);
    border: 0;
    border-radius: var(--r-md);
    background: var(--brand-500);
    color: #fff;
    font: 500 var(--fs-body)/1 var(--font-sans);
    letter-spacing: 0.01em;
    cursor: pointer;
    text-decoration: none;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}
.btn:hover    { background: var(--brand-600); transform: translateY(-1px) scale(1.01); box-shadow: var(--sh-2); }
.btn:active   { transform: translateY(0) scale(1); box-shadow: var(--sh-1); }
.btn--ghost   { background: transparent; color: var(--brand-600); border: 1.5px solid var(--brand-500); }
.btn--ghost:hover { background: var(--brand-50); color: var(--brand-700); transform: translateY(-1px) scale(1.01); }
.btn--accent  { background: var(--brand-500); }
.btn--accent:hover { background: var(--brand-600); }
.btn--pill    { border-radius: var(--r-pill); }
.btn--lg      { height: 52px; padding: 0 var(--sp-7); font-size: var(--fs-h3); }

/* —— 表单通用类 —— */
.form-control {
    height: 44px;
    padding: 0 var(--sp-4);
    border: 1px solid var(--ink-100);
    border-radius: var(--r-sm);
    background: var(--surface-0);
    color: var(--ink-900);
    font: 400 var(--fs-body)/1.4 inherit;
    transition:
        border-color var(--dur-micro) var(--ease-out),
        box-shadow var(--dur-micro) var(--ease-out);
}
textarea.form-control { height: auto; padding: var(--sp-3) var(--sp-4); }
.form-control:focus {
    border-color: var(--brand-500);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, .15);
    outline: none;
}

/* —— section 滚动偏移，避免被 sticky header 遮挡 —— */
section[id] {
    scroll-margin-top: calc(var(--header-h) + 16px);
}

p {
    padding: 0;
    margin: 0 0 var(--sp-5) 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 0 0 var(--sp-4) 0;
    padding: 0;
    color: var(--ink-900);
}
h1 { font-size: var(--fs-h1); line-height: var(--lh-h1); }
h2 { font-size: var(--fs-h2); line-height: var(--lh-h2); }
h3 { font-size: var(--fs-h3); line-height: var(--lh-h3); }

/* Prelaoder */
#preloader {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 999;
    width: 100%;
    height: 100%;
    overflow: visible;
    background: #fff url("../img/preloader.svg") no-repeat center center;
}

/* Back to top button */
/* .back-to-top {
    position: fixed;
    display: none;
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
    padding: 6px 12px 9px 12px;
    font-size: 16px;
    border-radius: var(--r-sm);
    right: 15px;
    bottom: 15px;
    transition: background 0.5s;
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 15px;
    }
}

.back-to-top:focus {
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
    outline: none;
}

.back-to-top:hover {
    background: var(--brand-500);
    color: #fff;
} */

/*--------------------------------------------------------------
# Welcome (Hero) · 明亮克制
--------------------------------------------------------------*/
#hero {
    display: table;
    width: 100%;
    min-height: min(100vh, 720px);
    margin-top: calc(-1 * var(--header-h));
    background:
        radial-gradient(900px 500px at 18% 10%, rgba(6, 182, 212, .14), transparent 65%),
        radial-gradient(700px 400px at 88% 90%, rgba(16, 185, 129, .12), transparent 70%),
        linear-gradient(180deg, #FFFFFF 0%, var(--surface-1) 100%);
    position: relative;
    color: var(--ink-900);
    overflow: hidden;
}

/* —— 第一层：浅光晕（淡青/淡绿斑块呼吸） —— */
#hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(220px 220px at 18% 28%, rgba(6, 182, 212, .14), transparent 70%),
        radial-gradient(180px 180px at 78% 18%, rgba(16, 185, 129, .10), transparent 70%),
        radial-gradient(260px 260px at 60% 78%, rgba(6, 182, 212, .08), transparent 70%);
    background-repeat: no-repeat;
    opacity: 1;
    animation: heroTwinkle 8s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}

/* —— 第二层：底部品牌渐变带 —— */
#hero::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--brand-500) 50%, transparent);
    opacity: .35;
    pointer-events: none;
    z-index: 1;
}

@keyframes heroOverlayPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes heroTwinkle {
    from { opacity: .85; transform: translateY(0); }
    to   { opacity: 1;   transform: translateY(-6px); }
}

/* hero 内容浮在光晕之上 */
.hero-content {
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: var(--fs-display);
    line-height: var(--lh-display);
    letter-spacing: -0.02em;
    color: var(--ink-900); /* fallback for browsers without background-clip:text */
    margin: 0 0 var(--sp-4) 0;
    animation: fadeInDown var(--dur-medium) var(--ease-out) both;
    background: linear-gradient(135deg, var(--ink-900) 0%, var(--brand-700) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    color: var(--ink-700);
    font-size: var(--fs-h3);
    line-height: var(--lh-h3);
    margin: 0 0 var(--sp-5) 0;
    animation: fadeInUp var(--dur-medium) var(--ease-out) .3s both;
}
.hero-subtitle .typed {
    color: var(--brand-600);
    font-weight: 700;
    border-right: 2px solid var(--brand-500);
    padding-right: 4px;
    display: inline-block;
    min-width: 1ch;
    animation: heroCursor 1s steps(1) infinite;
}
.hero-subtitle .typed-prefix,
.hero-subtitle .typed-suffix {
    color: var(--ink-500);
}
@keyframes heroCursor {
    50% { border-color: transparent; }
}

.hero-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-500), var(--accent-500));
    margin: var(--sp-4) auto;
    animation: scaleIn var(--dur-medium) var(--ease-out) .6s both;
    border-radius: var(--r-pill);
}

@keyframes scaleIn {
    from { transform: scaleX(0); opacity: 0; }
    to { transform: scaleX(1); opacity: 1; }
}

#hero .hero-logo {
    margin: 20px;
}


#hero .hero-logo img {
    max-width: 100%;
    width: 100px;
}

#hero .hero-container {
    display: table-cell;
    margin: 0;
    padding: 0;
    text-align: center;
    vertical-align: middle;
}

#hero h1 {
    margin: 0px 0 10px 0;
    font-weight: 700;
    line-height: 48px;
    text-transform: uppercase;
    color: var(--ink-900);
}

@media (max-width: 768px) {
    #hero h1 {
        font-size: 28px;
        line-height: 36px;
    }
}

#hero h4 {
    color: var(--ink-700);
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    #hero h2 {
        font-size: 24px;
        line-height: 26px;
        margin-bottom: 30px;
    }

    #hero h2 .rotating {
        display: block;
    }
}

#hero .rotating > .animated {
    display: inline-block;
}

#hero .actions a {
    margin: var(--sp-2);
}

#hero .btn-get-started {
    margin: var(--sp-2);
    background: var(--brand-500);
    border: 0;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}
#hero .btn-get-started:hover {
    background: var(--brand-600);
    transform: translateY(-1px);
    box-shadow: var(--sh-2);
}
#hero .btn-services {
    border: 1.5px solid var(--ink-300);
    color: var(--ink-700);
    background: transparent;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}
#hero .btn-services:hover {
    background: var(--surface-1);
    border-color: var(--brand-500);
    color: var(--brand-700);
    transform: translateY(-1px);
}

/*--------------------------------------------------------------
# Header · 白底黑字
--------------------------------------------------------------*/
#header {
    background: rgba(255, 255, 255, 0.92);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    backdrop-filter: blur(12px) saturate(160%);
    padding: var(--sp-4) 0;
    height: var(--header-h);
    border-bottom: 1px solid var(--ink-100);
}

#header #logo {
    float: left;
}

#header #logo h1 {
    font-size: var(--fs-h3);
    margin: 0;
    padding: var(--sp-2) 0;
    line-height: 1;
    font-family: var(--font-sans);
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
}

#header #logo h1 a, #header #logo h1 a:hover {
    color: var(--ink-900);
}

#header #logo img {
    padding: 0;
    margin: 0;
    max-height: 44px;
}

@media (max-width: 768px) {
    #header {
        height: 64px;
    }
    :root { --header-h: 64px; }

    #header #logo h1 {
        font-size: 18px;
    }

    #header #logo img {
        max-height: 36px;
    }
}

/* 滚动后 — 阴影增强,仍白底 */
.is-sticky #header {
    background: rgba(255, 255, 255, 0.96) !important;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
    border-bottom-color: transparent;
}

/*--------------------------------------------------------------
# Navigation Menu
--------------------------------------------------------------*/
/* Nav Menu Essentials */
.nav-menu, .nav-menu * {
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-menu ul {
    position: absolute;
    display: none;
    top: 100%;
    left: 0;
    z-index: 99;
}

.nav-menu li {
    position: relative;
    white-space: nowrap;
}

.nav-menu > li {
    float: left;
}

.nav-menu li:hover > ul,
.nav-menu li.sfHover > ul {
    display: block;
}

.nav-menu ul ul {
    top: 0;
    left: 100%;
}

.nav-menu ul li {
    min-width: 180px;
}

/* Nav Menu Arrows —— CSS 画箭头，只在真正有下拉的菜单项上加 */
/* 先关掉 Superfish 默认注入的 FontAwesome ::after 的字符（\f107 字符在没字体时变 tofu 方块） */
.sf-arrows .sf-with-ul:after {
    content: none;
    position: static;        /* 重置掉旧 Superfish 的 position: absolute */
    width: 0;
    height: 0;
    margin: 0;
    background: none;
    border: 0;
    font: inherit;
    line-height: inherit;
}
.sf-arrows ul .sf-with-ul:after { content: none; }

/* 用 CSS 三角形作为下拉箭头 —— 只命中菜单里的 dropdown 父项 */
.sf-arrows > li.menu-has-children > a {
    padding-right: 32px;
}
.sf-arrows > li.menu-has-children > a::after {
    content: "" !important;
    display: inline-block !important;
    position: static !important;
    width: 0;
    height: 0;
    margin-left: var(--sp-2);
    vertical-align: 1px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--ink-500);
    transition:
        transform var(--dur-short) var(--ease-out),
        border-top-color var(--dur-micro) var(--ease-out);
}
.sf-arrows > li.menu-has-children:hover > a::after,
.sf-arrows > li.menu-has-children.sfHover > a::after {
    transform: rotate(180deg);
    border-top-color: var(--brand-500);
}

/* 二级菜单右箭头（如未来需要） */
.sf-arrows ul > li.menu-has-children > a { padding-right: 30px; }
.sf-arrows ul > li.menu-has-children > a::after {
    content: "" !important;
    display: inline-block !important;
    position: static !important;
    width: 0; height: 0;
    margin-left: var(--sp-2);
    vertical-align: middle;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-left: 5px solid var(--ink-500);
}

/* Nav Meu Container */
#nav-menu-container {
    float: right;
    margin: 0;
}
#nav-menu-container .nav-menu {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

@media (max-width: 768px) {
    #nav-menu-container {
        display: none;
    }
}

/* Nav Meu Styling */
.nav-menu a {
    padding: var(--sp-3) var(--sp-4);
    text-decoration: none;
    display: inline-block;
    color: var(--ink-900);
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 15px;
    outline: none;
    transition: color var(--dur-micro) var(--ease-out);
}
.nav-menu a:hover { color: var(--brand-600); }
.nav-menu > li.menu-active > a { color: var(--brand-600); font-weight: 600; }
.nav-menu > li > a:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--brand-500);
    visibility: hidden;
    -webkit-transform: scaleX(0);
    transform: scaleX(0);
    -webkit-transition: all var(--dur-short) var(--ease-in-out) 0s;
    transition: all var(--dur-short) var(--ease-in-out) 0s;
}

.nav-menu a:hover:before, .nav-menu li:hover > a:before, .nav-menu .menu-active > a:before {
    visibility: visible;
    -webkit-transform: scaleX(1);
    transform: scaleX(1);
}
.nav-menu ul {
    margin: var(--sp-1) 0 0 var(--sp-4);
    box-shadow: var(--sh-2);
    border: 1px solid var(--ink-100);
    border-radius: var(--r-md);
    overflow: hidden;
}

.nav-menu ul li {
    background: var(--surface-0);
    border-top: 0;
}

.nav-menu ul li:first-child {
    border-top: 0;
}

.nav-menu ul li:hover {
    background: var(--brand-50);
}

.nav-menu ul li a {
    color: var(--ink-700);
}

.nav-menu ul li a:hover { color: var(--brand-700); }

.nav-menu ul ul {
    margin: 0;
}

/* Mobile Nav Toggle */
#mobile-nav-toggle {
    position: fixed;
    right: 0;
    top: 0;
    z-index: 999;
    margin: 20px 0px 0 0;
    border: 0;
    background: none;
    font-size: 24px;
    display: none;
    transition: all var(--dur-short) var(--ease-out);
    outline: none;
}

#mobile-nav-toggle i {
    color: var(--ink-900);
    display: inline-block;
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    border-radius: var(--r-md);
    background-color: var(--surface-1);
    border: 1px solid var(--ink-100);
    transition: transform var(--dur-short) var(--ease-out), background-color var(--dur-micro) var(--ease-out), color var(--dur-micro) var(--ease-out);
}
body.mobile-nav-active #mobile-nav-toggle i {
    transform: rotate(90deg);
    background-color: var(--brand-500);
    color: #fff;
    border-color: var(--brand-500);
}

@media (max-width: 768px) {
    #mobile-nav-toggle {
        display: inline;
    }
}

/* Mobile Nav Styling */
#mobile-nav {
    position: fixed;
    top: 0;
    padding-top: 18px;
    bottom: 0;
    z-index: 998;
    background: var(--surface-0);
    left: -260px;
    width: 240px;
    overflow-y: auto;
    transition: left var(--dur-medium) var(--ease-out);
    box-shadow: var(--sh-3);
    border-right: 1px solid var(--ink-100);
}
body.mobile-nav-active #mobile-nav {
    left: 0;
}

#mobile-nav ul {
    padding: 0;
    margin: 0;
    list-style: none;
}

#mobile-nav ul li {
    position: relative;
}

#mobile-nav ul li a {
    color: var(--ink-900);
    font-size: 16px;
    overflow: hidden;
    padding: 10px 22px 10px 15px;
    position: relative;
    text-decoration: none;
    width: 100%;
    display: block;
    outline: none;
}

#mobile-nav ul li a:hover {
    color: var(--brand-600);
    background: var(--brand-50);
}

#mobile-nav ul li li {
    padding-left: 30px;
}

#mobile-nav ul .menu-has-children i {
    position: absolute;
    right: 0;
    z-index: 99;
    padding: 15px;
    cursor: pointer;
    color: var(--ink-700);
}

#mobile-nav ul .menu-has-children i.fa-chevron-up {
    color: var(--brand-600);
}

#mobile-nav ul .menu-item-active {
    color: var(--brand-600);
}

#mobile-body-overly {
    width: 100%;
    height: 100%;
    z-index: 997;
    top: 0;
    left: 0;
    position: fixed;
    background: rgba(15, 23, 42, 0.4);
    display: none;
}

/* Mobile Nav body classes */
body.mobile-nav-active {
    overflow: hidden;
}

body.mobile-nav-active #mobile-nav {
    left: 0;
}

body.mobile-nav-active #mobile-nav-toggle {
    color: #fff;
}

/*--------------------------------------------------------------
# Sections
--------------------------------------------------------------*/
/* Sections Common
--------------------------------*/
.section-title {
    font-size: var(--fs-h2);
    line-height: var(--lh-h2);
    color: var(--ink-900);
    text-transform: uppercase;
    text-align: center;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin: 0 0 var(--sp-3) 0;
}

.section-description {
    text-align: center;
    color: var(--ink-500);
    margin-bottom: var(--sp-7);
}

.section-title-divider {
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-500), var(--accent-500));
    margin: 0 auto;
    margin-bottom: var(--sp-5);
    border-radius: var(--r-pill);
}

/* Get Started Section
--------------------------------*/
#about {
    background: var(--surface-0);
    padding: var(--sp-9) 0;
}
/* about our image size */
#about .about-container {
    background-size: 580px 340px;
    height: auto;
    font-size: var(--fs-body);
    overflow: visible;
}

#about .about-content {
    background: var(--surface-0);
}

#about .about-title {
    color: var(--ink-900);
    font-weight: 700;
    font-size: var(--fs-h3);
}

#about .about-text {
    line-height: var(--lh-body);
    width: auto;
    height: auto;
    float: none;
    margin: 0 var(--sp-7) var(--sp-5) var(--sp-7);
    color: var(--ink-700);
}
#about .about-hero-img{
    width: 100%;
    max-width: 540px;
    height: auto;
    max-height: none;
    display: block;
    float: none;
    border-radius: var(--r-md);
}

#about .about-text:last-child {
    margin-bottom: 0;
}
#about .about_row {
    color: var(--ink-900);
    width: 100%;
    height: auto;
    float: none;
    margin-left: 0;
    padding-top: var(--sp-5);
    line-height: 2.5em;
    overflow: visible;
}
#about .about_row img{
    height: auto;
    max-height: none;
}
#about .about_row .welfare ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-5);
    list-style: none;
    padding: 0;
}
#about .about_row .welfare ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-5);
    list-style: none;
    padding: 0;
}
#about .about_row .welfare ul li {
    float: none;
    margin: 0;
    width: auto;
    height: auto;
    list-style: none;
    padding: var(--sp-5) var(--sp-6);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-2);
    display: flex;
    align-items: flex-start;
    gap: var(--sp-4);
    transition:
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
    position: relative;
    overflow: hidden;
}
#about .about_row .welfare ul li::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.15), rgba(255,255,255,0));
    pointer-events: none;
}
#about .about_row .welfare ul li:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-3);
}
#about .about_row .welfare ul li .welfare-ico {
    flex: 0 0 auto;
    width: 48px;
    height: 48px;
    border-radius: var(--r-md);
    background: rgba(255,255,255,0.5);
    color: var(--ink-900);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    line-height: 1;
    backdrop-filter: blur(4px);
}
#about .about_row .welfare ul li p {
    color: var(--ink-700);
    height: auto;
    text-align: left;
    font-size: var(--fs-body);
    margin: 0;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}
#about .about_row .welfare ul li p strong {
    display: block;
    color: var(--ink-900);
    font-weight: 700;
    font-size: var(--fs-h3);
    margin-bottom: var(--sp-1);
}
#about .about_row .welfare ul li p span{
    display: none;
}

/* 6 种低饱和度渐变配色循环 */
#about .about_row .welfare ul li:nth-child(1) { background: linear-gradient(135deg, #E8B4B8, #EAC7C7); }
#about .about_row .welfare ul li:nth-child(2) { background: linear-gradient(135deg, #B4C7E7, #C7D5F0); }
#about .about_row .welfare ul li:nth-child(3) { background: linear-gradient(135deg, #B5D5C5, #C8E6D0); }
#about .about_row .welfare ul li:nth-child(4) { background: linear-gradient(135deg, #E8D5B7, #F0E4D0); }
#about .about_row .welfare ul li:nth-child(5) { background: linear-gradient(135deg, #C7B8EA, #D9D0F0); }
#about .about_row .welfare ul li:nth-child(6) { background: linear-gradient(135deg, #B8D4E8, #CCE0F0); }
#about .about_row .welfare ul li:nth-child(7) { background: linear-gradient(135deg, #E8C7B7, #F0D9D0); }
#about .about_row .welfare ul li:nth-child(8) { background: linear-gradient(135deg, #C5D5B5, #D8E6C8); }
#about .about_row .welfare ul li:nth-child(9) { background: linear-gradient(135deg, #B8C8E8, #CCD8F0); }
#about .about_row .welfare ul li:nth-child(10) { background: linear-gradient(135deg, #E8D5C7, #F0E4D9); }
#about .about_row .welfare ul li:nth-child(11) { background: linear-gradient(135deg, #B8E0D2, #CCEBE0); }
#about .about_row .welfare ul li:nth-child(12) { background: linear-gradient(135deg, #D5B8E8, #E4D0F0); }
    background-color: var(--surface-0);
    border-radius: 50%
}


/* Services Section
--------------------------------*/
#services {
    background: var(--surface-1);
    padding: var(--sp-9) 0 var(--sp-7) 0;
}

#services .service-item {
    margin-bottom: var(--sp-5);
    padding-left: 80px;
    transition:
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
    transform: translateY(0);
}

#services .service-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-2);
}

#services .service-icon {
    height: 60px;
    width: 60px;
    float: left;
    background: var(--brand-500);
    padding: 17px;
    border-radius: 50%;
    transition: background-color var(--dur-short) var(--ease-out);
    border: 1px solid var(--brand-500);
}

#services .service-icon i {
    color: #fff;
    font-size: 24px;
}

#services .service-item:hover .service-icon {
    background: #fff;
}

#services .service-item:hover .service-icon i {
    color: var(--brand-500);
}

#services .service-title {
    margin-left: 80px;
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
}

#services .service-title a {
    color: var(--ink-900);
}

#services .service-description {
    margin-left: 80px;
    line-height: 24px;
    color: var(--ink-700);
}

/* Subscribe Section
--------------------------------*/
#subscribe {
    background: linear-gradient(rgba(6, 182, 212, 0.85), rgba(16, 185, 129, 0.85)), url(../img/subscribe-bg.jpg) fixed center center;
    background-size: cover;
    padding: 80px 0;
}

#subscribe .subscribe-title {
    color: #fff;
    font-size: 28px;
    font-weight: 700;
}

#subscribe .subscribe-text {
    color: rgba(255, 255, 255, 0.92);
}

#subscribe .subscribe-btn-container {
    text-align: center;
    padding-top: 20px;
}

#subscribe .subscribe-btn {
    font-family: var(--font-sans);
    text-transform: uppercase;
    font-weight: 500;
    font-size: 16px;
    letter-spacing: 1px;
    display: inline-block;
    padding: 8px 20px;
    border-radius: var(--r-md);
    transition: 0.5s;
    margin: 10px;
    border: 2px solid #fff;
    color: #fff;
}

#subscribe .subscribe-btn:hover {
    background: #fff;
    border: 2px solid #fff;
    color: var(--brand-700);
}

/* Portfolio Section
--------------------------------*/
#portfolio {
    background: var(--surface-0);
    padding: var(--sp-9) 0;
}

#portfolio .portfolio-item {
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
    position: relative;
    height: 260px;
    width: 100%;
    display: block;
    overflow: hidden;
    margin-bottom: var(--sp-5);
    border-radius: var(--r-md);
    transition:
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}

#portfolio .portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left var(--dur-medium) var(--ease-out);
    z-index: 1;
}

#portfolio .portfolio-item:hover::before {
    left: 100%;
}

#portfolio .portfolio-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-3);
}

#portfolio .portfolio-item .details {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(6, 182, 212, .92), rgba(14, 116, 144, .88));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--dur-short) var(--ease-out);
    text-align: center;
    border-radius: var(--r-md);
}
    border-radius: var(--r-md);
}

#portfolio .portfolio-item .details h4 {
    font-size: var(--fs-h3);
    transition: transform var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out);
    -webkit-transform: translate3d(0, -30px, 0);
    transform: translate3d(0, -30px, 0);
    font-weight: 700;
    color: #fff;
    opacity: 0;
}

#portfolio .portfolio-item .details span {
    display: block;
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--fs-caption);
    margin-top: var(--sp-2);
    transition: transform var(--dur-short) var(--ease-out) .1s, opacity var(--dur-short) var(--ease-out) .1s;
    -webkit-transform: translate3d(0, 30px, 0);
    transform: translate3d(0, 30px, 0);
    opacity: 0;
}

#portfolio .portfolio-item:hover .details {
    opacity: 1;
}

#portfolio .portfolio-item:hover .details h4 {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    opacity: 1;
}

#portfolio .portfolio-item:hover .details span {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    opacity: 1;
}

/* Testimonials Section
--------------------------------*/
#testimonials {
    background: var(--surface-1);
    padding: 80px 0;
}

#testimonials .profile {
    text-align: center;
}

#testimonials .profile .pic {
    border-radius: 50%;
    border: 6px solid var(--surface-0);
    margin-bottom: 15px;
    overflow: hidden;
    height: 260px;
    width: 260px;
    box-shadow: var(--sh-2);
}

#testimonials .profile .pic img {
    max-width: 100%;
}

#testimonials .profile h4 {
    font-weight: 700;
    color: var(--brand-600);
    margin-bottom: 5px;
}

#testimonials .profile span {
    color: var(--ink-700);
}

#testimonials .quote {
    position: relative;
    background: var(--surface-0);
    padding: 60px;
    margin-top: 40px;
    font-size: 16px;
    font-style: italic;
    border-radius: var(--r-md);
    box-shadow: var(--sh-1);
}

#testimonials .quote b {
    display: inline-block;
    font-size: 22px;
    left: -9px;
    position: relative;
    top: -8px;
}

#testimonials .quote small {
    display: inline-block;
    right: -9px;
    position: relative;
    top: 4px;
}

/* Team Section
--------------------------------*/
#team {
    background: var(--surface-1);
    padding: var(--sp-9) 0 var(--sp-7) 0;
}

#team .member {
    text-align: center;
    margin-bottom: var(--sp-5);
}

#team .member .pic {
    text-align: center;
    margin-bottom: var(--sp-5);
    overflow: hidden;
    height: 340px;
    width: 555px;
    border-radius: var(--r-md);
    position: relative;
    transition:
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}

#team .member .pic::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(6, 182, 212, 0.18) 100%);
    opacity: 0;
    transition: opacity var(--dur-short) var(--ease-out);
}

#team .member:hover .pic {
    transform: translateY(-6px);
    box-shadow: var(--sh-3);
}

#team .member:hover .pic::after {
    opacity: 1;
}

#team .member .pic img {
    width: 555px;
    height: 100%;
    transition: transform var(--dur-medium) var(--ease-out);
}

#team .member:hover .pic img {
    transform: scale(1.04);
}


#team .member h4 {
    font-weight: 700;
    margin-bottom: var(--sp-1);
    color: var(--ink-900);
    font-size: var(--fs-h3);
    line-height: var(--lh-h3);
}

#team .member span {
    font-style: normal;
    display: block;
    font-size: var(--fs-caption);
    color: var(--ink-500);
    line-height: var(--lh-caption);
}

#team .member .social {
    margin-top: var(--sp-4);
}

#team .member .social a {
    color: var(--ink-500);
    transition: color var(--dur-micro) var(--ease-out);
}

#team .member .social a:hover {
    color: var(--brand-600);
}

#team .member .social i {
    font-size: 18px;
    margin: 0 var(--sp-1);
}


/* Contact Section
--------------------------------*/
#contact {
    background: var(--surface-1);
    padding: var(--sp-9) 0;
}

#contact .info {
    color: var(--ink-900);
}

#contact .info i {
    font-size: var(--fs-h2);
    color: var(--brand-600);
    float: left;
}

#contact .info p {
    width: 230px;
    padding: 0 0 var(--sp-2) 50px;
    line-height: 1.5;
    color: var(--ink-700);
    margin-bottom: var(--sp-3);
}
#contact .info .img{
    float: left;
    height: 36px;
    width: 36px;
}
#contact .info .img1{
    background: url(../img/icons/icon_all.png) 0 -167px no-repeat;
}
#contact .info .img2{
    background: url(../img/icons/icon_all.png) -42px -167px no-repeat;
}
#contact .info .img3{
    background: url(../img/icons/icon_all.png) -84px -167px no-repeat;
}
#contact .info .contact-ico {
    float: left;
    width: 28px;
    height: 28px;
    color: var(--brand-600);
    margin-right: var(--sp-3);
}
#contact .form{
    height: 300px;
    width: 600px
}
#contact .form #sendmessage {
    color: var(--accent-600);
    border: 1px solid var(--accent-500);
    display: none;
    text-align: center;
    padding: 15px;
    font-weight: 600;
    margin-bottom: 15px;
    background: var(--accent-50);
    border-radius: var(--r-md);
}

#contact .form #errormessage {
    color: var(--danger-500);
    display: none;
    border: 1px solid var(--danger-500);
    text-align: center;
    padding: 15px;
    font-weight: 600;
    margin-bottom: 15px;
    background: #FEF2F2;
    border-radius: var(--r-md);
}

#contact .form #sendmessage.show, #contact .form #errormessage.show, #contact .form .show {
    display: block;
}

#contact .form .validation {
    color: red;
    display: none;
    margin: 0 0 20px;
    font-weight: 400;
    font-size: 13px;
}

#contact .form input, #contact .form textarea {
    border-radius: 0;
    box-shadow: none;
}

#contact .form button[type="submit"] {
    background: var(--brand-500);
    border: 0;
    padding: 0 var(--sp-5);
    color: #fff;
    height: 44px;
    border-radius: var(--r-md);
    font-weight: 500;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}

#contact .form button[type="submit"]:hover {
    background: var(--brand-600);
    transform: translateY(-1px);
    box-shadow: var(--sh-2);
}

/*Client*/
#client {
    margin-top: var(--sp-8);
    margin-bottom: var(--sp-8);
    text-align: center;
    padding: 0 var(--sp-5);
}

.logo-marquee {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    padding: var(--sp-4) 0;
}
.logo-marquee:hover .logo-track { animation-play-state: paused; }

.logo-track {
    display: flex;
    gap: var(--sp-9);
    width: max-content;
    animation: logoScroll 36s linear infinite;
}

.logo-cell {
    flex: 0 0 auto;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--sp-4);
}
.logo-cell img {
    max-height: 64px;
    max-width: 140px;
    filter: grayscale(100%);
    opacity: .55;
    transition:
        filter var(--dur-short) var(--ease-out),
        opacity var(--dur-short) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}
.logo-cell img:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.06);
}

@keyframes logoScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); } /* 18 cells = 2 sets of 9, so -50% = exactly one set */
}

/*--------------------------------------------------------------
# Footer · 浅底深字
--------------------------------------------------------------*/
#footer {
    margin-top: 0;
    background: var(--surface-1);
    padding: var(--sp-7) 0;
    color: var(--ink-700);
    border-top: 1px solid var(--ink-100);
}

#footer .copyright {
    text-align: center;
    font-size: var(--fs-caption);
    color: var(--ink-500);
    padding-top: var(--sp-5);
    border-top: 1px solid var(--ink-100);
    margin-top: var(--sp-5);
}

#footer .credits {
    padding-top: var(--sp-2);
    text-align: center;
    font-size: var(--fs-caption);
    color: var(--ink-500);
}
#footer a { color: var(--ink-700); text-decoration: none; transition: color var(--dur-micro) var(--ease-out); }
#footer a:hover { color: var(--brand-600); }
#footer .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: var(--sp-7);
}
#footer .footer-grid strong { color: var(--ink-900); font-weight: 600; }
#footer .footer-grid a { text-decoration: none; }
#footer .footer-grid small { display: block; line-height: 1.7; color: var(--ink-700); }
#footer .footer-nav-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 24px;
    row-gap: 6px;
}
#footer .footer-nav-grid a { display: block; white-space: nowrap; }
#footer .footer-nav-grid a.full-row { grid-column: 1 / -1; }


/*lianxifangshi */
.bottom-box {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    padding: 2% 0;
    width: 100%;
}
.bottom-box p {
    color: #fff;
    font-size: 18px;
    float: left;
    width: 800px;
}
.bottom-ul {
    position: absolute;
    right: 100px;
    top: 15px;
    bottom: 15px;
    width: 40%;
}
.bottom-ul li {
    width: 40px;
    height: 75px;
    float: left;
    margin-left: 25px;
    -webkit-transform: scale(1);
    transform: scale(1);
    -webkit-transition-duration: .7s;
    transition-duration: .7s;
    position: relative
}
.bottom-ul li img {
    position: absolute;
    width: 100px;
    height: 100px;
    top: -120px;
    left: -30px;
    display: none;
    z-index: 100;
}
.bottom-ul li a {
    width: 40px;
    height: 40px;
    float: left;
    background: #fff url('../img/ur/b-img.png') center no-repeat;
    border-radius: 50%
}
.bottom-ul li:nth-child(1) a {
    background-position: 10px 10px
}
.bottom-ul li:nth-child(2) a {
    background-position: -22px 10px
}
.bottom-ul li:nth-child(3) a {
    background-position: -58px 10px
}
.bottom-ul li:nth-child(4) a {
    background-position: -90px 10px
}
.bottom-ul li:hover {
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    -webkit-transition-duration: .7s;
    transition-duration: .7s
}
.bottom-ul li span {
    color: #FFF;
    text-align: center;
    display: block;
    line-height: 30px;
    font-size: 12px
}
.iad-top {
    display: none;
    color: #fff;
    background: var(--brand-500) url(../img/ur/f.png) center center no-repeat;
    border-radius: var(--r-pill);
    line-height: 105px;
    font-size: 20px;
    cursor: pointer;
    position: fixed;
    right: 10px;
    bottom: 50px;
    z-index: 10;
    text-align: center;
    width: 60px;
    height: 60px;
    transition: all var(--dur-short) var(--ease-out);
    box-shadow: var(--sh-2);
}
.iad-top:hover{
    background-color: var(--brand-600);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--sh-3);
}
/* x */
.col-sm-4{
    margin-bottom: 30px;

}

#join .card {
    transition: all var(--dur-short) var(--ease-out);
    border: 1px solid var(--ink-100);
    box-shadow: var(--sh-1);
    height: 100%;
    border-radius: var(--r-md);
    overflow: hidden;
    background: var(--surface-0);
}

#join .card:hover {
    transform: translateY(-6px);
    box-shadow: var(--sh-3);
    border-color: var(--brand-500);
}

#join .card-body {
    padding: 30px;
}

#join .card-title {
    color: var(--ink-900);
    margin-bottom: 20px;
    font-size: var(--fs-h3);
    font-weight: 700;
}

#join .join-dot {
    list-style: none;
    padding: 0;
    margin: 0;
}

#join .join-dot li {
    padding: 10px 0;
    border-bottom: 1px solid var(--ink-100);
    transition: all var(--dur-short) var(--ease-out);
    color: var(--ink-700);
    font-size: var(--fs-caption);
    line-height: 1.6;
}

#join .join-dot li:last-child { border-bottom: 0; }

#join .join-dot li:hover {
    padding-left: 10px;
    border-bottom-color: var(--brand-500);
    color: var(--ink-900);
}
.col-md-3{
    width: 50%;
}
/* 停 */
.row-icon{
    width: 66px;
    height: 66px;
    float: left;
    border-radius: 50%;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform-style: preserve-3d;
}

#services .service-item:hover .row-icon {
    transform: rotateY(180deg) scale(1.1);
}

#services .service-item:hover .icon-1{
    background:  url(../img/icons/icon_all.png) 0 -83px no-repeat;
}

#services .service-item:hover .icon-2{
    background: url(../img/icons/icon_all.png) -69px -82px no-repeat;
}

#services .service-item:hover .icon-3{
    background: url(../img/icons/icon_all.png) -137px -82px no-repeat;
}

#services .service-item:hover .icon-4{
    background: url(../img/icons/icon_all.png) -206px -83px no-repeat;
}

#services .service-item:hover .icon-5{
    background: url(../img/icons/icon_all.png) -277px -83px no-repeat;
}
.icon-1{
    transition: 0.3s;
    background: url(../img/icons/icon_all.png) 0 -5px no-repeat;
}
#services .row .service-item:hover .icon-1{
    background:  url(../img/icons/icon_all.png) 0 -83px no-repeat;
}

.icon-2{
    transition: 0.3s;
    background: url(../img/icons/icon_all.png) -68px -4px no-repeat;
}
#services .row .service-item:hover .icon-2{
    background: url(../img/icons/icon_all.png) -69px -82px no-repeat;
}

.icon-3{
    transition: 0.3s;
    background: url(../img/icons/icon_all.png) -136px -4px no-repeat;
}
#services .row .service-item:hover .icon-3{
    background: url(../img/icons/icon_all.png) -137px -82px no-repeat;
}

.icon-4{
    transition: 0.3s;
    background: url(../img/icons/icon_all.png) -205px -5px no-repeat;
}
#services .row .service-item:hover .icon-4{
    background: url(../img/icons/icon_all.png) -206px -83px no-repeat;
}

.icon-5{
    transition: 0.3s;
    background: url(../img/icons/icon_all.png) -276px -5px no-repeat;
}
#services .row .service-item:hover .icon-5{
    background: url(../img/icons/icon_all.png) -277px -83px no-repeat;
}
.col-md-8{
    width: 100%;
}


@media (min-width: 1200px){
    
    
    #about .about_row .welfare ul li:nth-child(1)  p span{
        background: url(../img/icons/welfare-icon.png) -206px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(2)  p span{
        background: url(../img/icons/welfare-icon.png) -69px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(3)  p span{
        background: url(../img/icons/welfare-icon.png) -206px -156px no-repeat;
        background-size: 264px 230px;
        margin-left: 70px
    }
    #about .about_row .welfare ul li:nth-child(4)  p span{
        background: url(../img/icons/welfare-icon.png) -68px 0 no-repeat;
        background-size: 264px 230px;
        margin-left: 70px
    }
    #about .about_row .welfare ul li:nth-child(5)  p span{
        background: url(../img/icons/welfare-icon.png) 1px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(6)  p span{
        background: url(../img/icons/welfare-icon.png) -221px -80px no-repeat;
        background-size: 280px 235px;
    }
    #about .about_row .welfare ul li:nth-child(7)  p span{
        background: url(../img/icons/welfare-icon.png) 0 -78px no-repeat;
        background-size: 264px 230px;
        margin-left: 70px
    }
    #about .about_row .welfare ul li:nth-child(8)  p span{
        background: url(../img/icons/welfare-icon.png)  no-repeat;
        background-size: 264px 230px;
        margin-left: 70px
    }
    #about .about_row .welfare ul li:nth-child(9)  p span{
        background: url(../img/icons/welfare-icon.png) -159px -4px no-repeat;
        background-size: 300px 270px;
    }
    #about .about_row .welfare ul li:nth-child(10)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(11)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -155px  no-repeat;
        background-size: 264px 230px;
        margin-left: 70px
    }
    #about .about_row .welfare ul li:nth-child(12)  p span{
        background: url(../img/icons/welfare-icon.png) -68px -156px no-repeat;
        background-size: 264px 230px;
        margin-left: 70px;
    }
}

@media (min-width: 992px) and (max-width:1199px) {
    #hero {
        display: table;
        width: 100%;
        height: 100vh;
        background: url("../img/bgimgs/hero-bg2.jpg") center center fixed;
        /* background-size: cover; */
        background-repeat: no-repeat;
        background-size:100% 100%;
    }
    #services {
        background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)), url("../img/bgimgs") fixed center center;
        background-size: 100% 100%;
        padding: 80px 0 60px 0;
    }
    #header{
        height: 80px;
        width: 100%;
    }
    #about .row .col-md-12{
        padding: 0;
    }
    .container{
        padding: 0;
    }
    #about{
        height: auto;
    }
    #about .about-text{
        width: 100%;
        margin: 0;
        font-size: 16px;
        height: auto;
    }
    #about img{
        width: 100%;
        height: auto;
    }
    #about .about_row .col-md-12{
        margin-left: -15px;
        padding: 0;
    }
    #about .about_row img{
        /* display: block; */
        height: auto;
        width: 100%;
    }
    #about .about_row .welfare ul{
        margin-top: var(--sp-5);
        height: auto;
        width: 100%;
        padding: 0;
    }
    #about .about_row .welfare ul li{
        width: 100%;
        float: none;
        margin: 0;
    }

    #about .about_row .welfare ul li:nth-child(1)  p span{
        background: url(../img/icons/welfare-icon.png) -206px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(2)  p span{
        background: url(../img/icons/welfare-icon.png) -69px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(3)  p span{
        background: url(../img/icons/welfare-icon.png) -206px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(4)  p span{
        background: url(../img/icons/welfare-icon.png) -68px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(5)  p span{
        background: url(../img/icons/welfare-icon.png) 1px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(6)  p span{
        background: url(../img/icons/welfare-icon.png) -221px -80px no-repeat;
        background-size: 280px 235px;
    }
    #about .about_row .welfare ul li:nth-child(7)  p span{
        background: url(../img/icons/welfare-icon.png) 0 -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(8)  p span{
        background: url(../img/icons/welfare-icon.png)  no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(9)  p span{
        background: url(../img/icons/welfare-icon.png) -159px -4px no-repeat;
        background-size: 300px 270px;
    }
    #about .about_row .welfare ul li:nth-child(10)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(11)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -155px  no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(12)  p span{
        background: url(../img/icons/welfare-icon.png) -68px -156px no-repeat;
        background-size: 264px 230px;
    }
    .col-md-4{
        width: 50%;
    }
    #services .service-item{
        padding-left: 60px;
    }
    #portfolio .portfolio-item img {
        width: 100%;
        height: 310px;   
    }
    .col-md-3{
        height: 310px;
        margin-bottom: 30px;
    }
    #team .member{
        height: 100%;
    }
    #team .member .pic{
        width: 100%;
        height:  100%;;
    }
    #team .member .pic img{
        width: 100%;
        height: 100%;
    }
    .iad-top{
        right: 35px;
    }
    
}


@media (min-width: 768px) and (max-width:991px){
    #hero {
        display: table;
        width: 100%;
        height: 100vh;
        background: url("../img/bgimgs/hero-bg2.jpg") center center fixed;
        /* background-size: cover; */
        background-repeat: no-repeat;
        background-size:100% 100%;
    }
    #services {
        background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)), url("../img/bgimgs") fixed center center;
        background-size: 100% 100%;
        padding: 80px 0 60px 0;
    }
    #header{
        height: 80px;
        width: 100%;
    }
    #mobile-nav {
        background: rgba(0, 0, 0, 0.5);
        left: -260px;
        width: 260px;
    }

    #about .row .col-md-12{
        padding: 0;
    }
    #about{
        height: auto;
    }
    #about .about-text{
        width: 100%;
        margin: 0;
        font-size: 16px;
        height: auto;
    }
    #about .about-container {
        height: auto;
        font-size: 15px;
    }
    #about img{
        width: 100%;
        height: auto;
    }
    #about .about_row{
        margin: 0;
        height: auto;
    }
    #about .about_row .col-md-12{
        padding: 0;
    }
    #about .about_row img{
        /* display: block; */
        height: auto;
        width: 100%;
    }
    #services .service-item{
        width: 50%;
        float: left;
    }
    #about .about_row .welfare{
        margin-top: 630px;
        /* background-color: red; */
        height: 800px;
        width: 100%;
    }
    #about .about_row .welfare ul{
        margin-top: 280px;
        height: 100%;
        width: 100%;
        padding: 0;
    }
    #about .about_row .welfare ul li p{
        font-size: 14px;
        width: 320px;
    }
    #about .about_row .welfare ul li:nth-child(2){
        margin-left: 84px;
    }
    #about .about_row .welfare ul li:nth-child(4){
        margin-left: 84px;
    }
    #about .about_row .welfare ul li:nth-child(6){
        margin-left: 84px;
    }
    #about .about_row .welfare ul li:nth-child(8){
        margin-left: 84px;
    }
    #about .about_row .welfare ul li:nth-child(10){
        margin-left: 84px;
    }
    #about .about_row .welfare ul li:nth-child(12){
        margin-left: 84px;
    }
    
    #about .about_row .welfare ul li:nth-child(1)  p span{
        background: url(../img/icons/welfare-icon.png) -206px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(2)  p span{
        background: url(../img/icons/welfare-icon.png) -69px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(3)  p span{
        background: url(../img/icons/welfare-icon.png) -206px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(4)  p span{
        background: url(../img/icons/welfare-icon.png) -68px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(5)  p span{
        background: url(../img/icons/welfare-icon.png) 1px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(6)  p span{
        background: url(../img/icons/welfare-icon.png) -221px -80px no-repeat;
        background-size: 280px 235px;
    }
    #about .about_row .welfare ul li:nth-child(7)  p span{
        background: url(../img/icons/welfare-icon.png) 0 -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(8)  p span{
        background: url(../img/icons/welfare-icon.png)  no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(9)  p span{
        background: url(../img/icons/welfare-icon.png) -159px -4px no-repeat;
        background-size: 300px 270px;
    }
    #about .about_row .welfare ul li:nth-child(10)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(11)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -155px  no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(12)  p span{
        background: url(../img/icons/welfare-icon.png) -68px -156px no-repeat;
        background-size: 264px 230px;
    }
    #services .service-item {
        padding-left: 40px
    }

    #portfolio .portfolio-item img {
        width: 100%;
        height: 480px;   
    }
    #team .member .pic{
        width: 100%;
        height: 400px;
    }
    #team .member .pic img{
        width: 100%;
        height: 100%;
    }
    #team .row .col-md-3{
        width: 100%;
    }
    #contact .info p{
        font-size: 15px
    }
    .map{
        width: 560px;
    }
    #contact .form{
        height: 300px;
        width: 100%;  
    }
    .iad-top:hover{
        background-color: var(--brand-500) ;

    }
    #mobile-nav-toggle {
        margin: 20px 20px 0 0;
    }
}


@media (max-width: 767px) {
    #hero {
        display: table;
        width: 100%;
        /* height: 585px; */
        background: url("../img/bgimgs/hero-bg2.jpg") top center;
        /* background-size: cover; */
        background-repeat: no-repeat;
        background-size:100% 100%;
    }
    #services {
        background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)), url("../img/bgimgs") fixed center center;
        background-size: 100% 100%;
        padding: 80px 0 60px 0;
    }
    #about .row .col-md-12{
        padding: 0;
    }
    #about{
        height: auto;
    }
    #about .about-text{
        width: 100%;
        margin: 0;
        font-size: 12px;
        height: auto;
    }
    #about img{
        width: 100%;
        height: auto;
    }
    #about .about_row{
        margin: 0;
        height: auto;
    }
    #about .about_row .col-md-12{
        padding: 0;
    }
    #about .about_row img{
        display: block;
        height: auto;
    }
    #about .about_row .welfare{
        margin-top: var(--sp-5);
        height: auto;
        width: 100%;
    }
    #about .about_row .welfare ul{
        margin-top: 0;
        height: auto;
        width: 100%;
        padding: 0;
    }
    #about .about_row .welfare ul li{
        margin-right: 30px
    }
    #about .about_row .welfare ul li:nth-child(1)  p span{
        background: url(../img/icons/welfare-icon.png) -206px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(2)  p span{
        background: url(../img/icons/welfare-icon.png) -69px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(3)  p span{
        background: url(../img/icons/welfare-icon.png) -206px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(4)  p span{
        background: url(../img/icons/welfare-icon.png) -68px 0 no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(5)  p span{
        background: url(../img/icons/welfare-icon.png) 1px -156px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(6)  p span{
        background: url(../img/icons/welfare-icon.png) -221px -80px no-repeat;
        background-size: 280px 235px;
    }
    #about .about_row .welfare ul li:nth-child(7)  p span{
        background: url(../img/icons/welfare-icon.png) 0 -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(8)  p span{
        background: url(../img/icons/welfare-icon.png)  no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(9)  p span{
        background: url(../img/icons/welfare-icon.png) -159px -4px no-repeat;
        background-size: 300px 270px;
    }
    #about .about_row .welfare ul li:nth-child(10)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -78px no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(11)  p span{
        background: url(../img/icons/welfare-icon.png) -137px -155px  no-repeat;
        background-size: 264px 230px;
    }
    #about .about_row .welfare ul li:nth-child(12)  p span{
        background: url(../img/icons/welfare-icon.png) -68px -156px no-repeat;
        background-size: 264px 230px;
    }
    .portfolio-item{
        width: 345px;
    }

    #services .service-item {
        margin-bottom: 20px;
        padding-left: 35px;
    }
    #portfolio{
        padding: 20px 0;
    }
    #portfolio .portfolio-item img {
        width: 100%;
        
    }
    #team .member .pic{
        width: 100%;
        height: 220px;
    }
    #team .member .pic img{
        width: 100%;
        height: 100%;
    }
    #team .row .col-md-3{
        width: 100%;
    }
    #contact .form{
        height: 220px;
        width: 100%;  
    }
    #client .col-sm-4 {
        width:50%;
        float: left;
    }
    #footer .copyright {
        font-size: 12px
    }
    #client {
        margin-bottom: 0px;
    }
    .iad-top {
        width: 40px;
        height:40px;
    }
    .iad-top:hover{
        background-color: var(--brand-500) ;

    }
    #join .row .col-sm-4{
        height: auto;
        margin-bottom: var(--sp-5);
    }
    #join .row .col-sm-4 .card{
        height: auto;
    }

}

/*--------------------------------------------------------------
# Mobile small (≤480px) — Impeccable 响应式补全
--------------------------------------------------------------*/
@media (max-width: 480px) {
    :root {
        --fs-display: 36px;
        --fs-h1:      28px;
        --fs-h2:      22px;
    }
    #hero h1   { font-size: var(--fs-display); }
    #hero h4   { font-size: var(--fs-h2); }

    /* 团队卡片：移动端单列，避免 4-列挤压 */
    #team .row .col-md-3 { width: 100%; float: none; }

    /* client logo：移动端 2 列整齐 */
    #client .row .col-sm-4 { width: 50%; float: left; }

    /* 团队卡片图移动端更紧凑 */
    #team .member .pic { width: 100%; height: 220px; }
    #team .member .pic img { width: 100%; height: 100%; }
}

/*--------------------------------------------------------------
# Footer grid 响应式收尾（>480 自动恢复 3 列，≤480 单列）
--------------------------------------------------------------*/
@media (max-width: 480px) {
    #footer .footer-grid { grid-template-columns: 1fr; gap: var(--sp-5); }
    #footer .footer-nav-grid { grid-template-columns: 1fr 1fr; }
}

/*--------------------------------------------------------------
# Services 区重构 — 关键指标带 + 3 大核心能力 + 完整清单
--------------------------------------------------------------*/
.stat-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-4);
    margin: var(--sp-7) 0 var(--sp-9) 0;
    padding: var(--sp-7) var(--sp-6);
    background: linear-gradient(135deg, var(--surface-0) 0%, var(--surface-1) 100%);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-2);
    position: relative;
    overflow: hidden;
}
.stat-bar::before {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(600px 200px at 50% 0%, rgba(14, 165, 233, .25), transparent 70%);
    pointer-events: none;
}
.stat {
    text-align: center;
    color: #fff;
    position: relative;
}
.stat-num {
    display: block;
    font-size: var(--fs-display);
    line-height: 1;
    font-weight: 600;
    letter-spacing: -0.02em;
    background: linear-gradient(180deg, #fff 0%, rgba(186, 230, 253, .9) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--sp-2);
}
.stat-label {
    font-size: var(--fs-caption);
    color: rgba(255, 255, 255, .65);
    letter-spacing: 0.05em;
}

.capability-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
}
.capability {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    background-color: var(--c-bg-1);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><g fill='none' stroke='%230EA5E9' stroke-width='1' opacity='.55'><circle cx='40' cy='50' r='3'/><circle cx='160' cy='40' r='2'/><circle cx='100' cy='100' r='3'/><circle cx='60' cy='160' r='2'/><circle cx='170' cy='150' r='3'/><line x1='40' y1='50' x2='100' y2='100'/><line x1='100' y1='100' x2='160' y2='40'/><line x1='100' y1='100' x2='60' y2='160'/><line x1='100' y1='100' x2='170' y2='150'/></g></svg>");
    background-repeat: no-repeat;
    background-position: right -20px top -20px;
    background-size: 220px 220px;
    border: 1px solid var(--ink-100);
    border-radius: var(--r-lg);
    padding: var(--sp-7) var(--sp-6) var(--sp-6) var(--sp-6);
    transition:
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out),
        border-color var(--dur-short) var(--ease-out),
        background-size var(--dur-medium) var(--ease-out);
    position: relative;
    overflow: hidden;
}
.capability:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-3);
    border-color: var(--brand-500);
    background-size: 260px 260px;
}
.capability:nth-child(2) {
    /* 中间卡：智能订单 —— 抽象线条网格 */
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><g fill='none' stroke='%232D6CDF' stroke-width='1' opacity='.5'><path d='M0 40 H200 M0 80 H200 M0 120 H200 M0 160 H200'/><path d='M40 0 V200 M80 0 V200 M120 0 V200 M160 0 V200'/></g></svg>");
    background-color: #f0f9ff;
    border-color: var(--brand-500);
}
.capability:nth-child(3) {
    /* 右卡：全球履约 —— 抽象经纬球 */
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><g fill='none' stroke='%230EA5E9' stroke-width='1' opacity='.55'><circle cx='100' cy='100' r='70'/><ellipse cx='100' cy='100' rx='70' ry='25'/><ellipse cx='100' cy='100' rx='70' ry='50'/><ellipse cx='100' cy='100' rx='25' ry='70'/><ellipse cx='100' cy='100' rx='50' ry='70'/></g></svg>");
    background-position: right -30px top -10px;
    background-size: 240px 240px;
}
.capability-num {
    font-family: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;
    font-size: var(--fs-h3);
    color: var(--brand-500);
    font-weight: 600;
    margin-bottom: var(--sp-3);
    letter-spacing: 0.05em;
}
.capability-title {
    font-size: var(--fs-h2);
    color: var(--ink-900);
    font-weight: 600;
    margin-bottom: var(--sp-3);
}
.capability-desc {
    font-size: var(--fs-body);
    color: var(--ink-700);
    line-height: var(--lh-body);
    margin-bottom: var(--sp-5);
}
.capability-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.capability-list li {
    padding: var(--sp-2) 0 var(--sp-2) var(--sp-5);
    position: relative;
    color: var(--ink-900);
    font-size: var(--fs-body);
}
.capability-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-500);
}

.all-features {
    margin-top: var(--sp-9);
    text-align: center;
}
.all-features-title {
    font-size: var(--fs-caption);
    color: var(--ink-500);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--sp-5);
}
.all-features-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sp-2) var(--sp-4);
}
.all-features-grid span {
    display: inline-block;
    padding: var(--sp-2) var(--sp-4);
    background: var(--surface-0);
    border: 1px solid var(--ink-100);
    border-radius: var(--r-pill);
    font-size: var(--fs-caption);
    color: var(--ink-700);
    transition:
        color var(--dur-micro) var(--ease-out),
        border-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}
.all-features-grid span:hover {
    color: var(--brand-500);
    border-color: var(--brand-500);
    transform: translateY(-2px);
}

@media (max-width: 992px) {
    .stat-bar { grid-template-columns: repeat(2, 1fr); gap: var(--sp-5); padding: var(--sp-5); }
    .stat-num { font-size: var(--fs-h1); }
    .capability-row { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .stat-bar { grid-template-columns: 1fr 1fr; gap: var(--sp-4); padding: var(--sp-4); }
    .stat-num { font-size: var(--fs-h2); }
    .all-features-grid span { font-size: var(--fs-caption); padding: var(--sp-1) var(--sp-3); }
}

/* ============================================================
   优化补丁 · UI/UX Pro Max · 2026-07-21
   覆盖范围：skip-link / dark mode / 响应式 / Hero CTA /
             表单抽屉 / 招聘卡 / Team 文化墙 / Bento Services /
             滚动同步 active / prefers-reduced-motion
   ============================================================ */

/* ---------- 1. (原补丁 token 块已废弃,统一使用顶部 :root) ---------- */

body, .section-description, .capability-desc, .join-dot li {
    transition:
        background-color var(--dur-medium) var(--ease-out),
        color var(--dur-medium) var(--ease-out),
        border-color var(--dur-medium) var(--ease-out);
}

/* ---------- 2. Skip link / 全局 A11y 增强 ---------- */
.skip-link {
    position: fixed;
    top: -100px;
    left: 8px;
    z-index: 9999;
    padding: 10px 16px;
    background: var(--ink-900);
    color: #fff;
    border-radius: var(--r-md);
    font-weight: 600;
    text-decoration: none;
    transition: top var(--dur-short) var(--ease-out);
}
.skip-link:focus,
.skip-link:focus-visible {
    top: 8px;
    color: #fff;
    outline: 2px solid var(--brand-500);
    outline-offset: 2px;
}

/* ---------- 3. 主题切换按钮 (Header 右上) ---------- */
.theme-toggle {
    appearance: none;
    border: 1px solid rgba(255,255,255,.2);
    background: transparent;
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: var(--r-pill);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: var(--sp-3);
    transition:
        background-color var(--dur-micro) var(--ease-out),
        border-color var(--dur-micro) var(--ease-out);
}
.theme-toggle:hover {
    background: rgba(255,255,255,.08);
    border-color: var(--brand-500);
}
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* 滚动后毛玻璃 header */
.is-sticky #header {
    background: rgba(11, 19, 43, 0.78) !important;
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    backdrop-filter: blur(12px) saturate(140%);
    border-bottom: 1px solid rgba(255,255,255,.06);
}

/* ---------- 4. Hero 双 CTA ---------- */
.hero-cta-row {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    justify-content: center;
    margin-top: var(--sp-5);
}
.hero-cta-row .btn--ghost.btn--lg {
    border-color: var(--brand-500);
    color: var(--brand-600);
    background: transparent;
}
.hero-cta-row .btn--ghost.btn--lg:hover {
    background: var(--brand-500);
    color: #fff;
    border-color: var(--brand-500);
}

/* Hero 高度：min(dvh, 720px) 解决 iOS 工具栏抖动 */
#hero {
    min-height: min(100vh, 720px);
}
@media (max-width: 768px) {
    #hero { min-height: min(100vh, 640px); }
}

/* ---------- 5. (原试用申请抽屉样式块已移除) ---------- */

/* ---------- 6. About 响应式 (放弃固定 500/540/340) ---------- */
#about .about-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--sp-7);
    align-items: stretch;
}
#about .about-row img {
    width: 100%;
    height: 100%;
    max-height: 340px;
    object-fit: cover;
    float: none;
    border-radius: var(--r-md);
}
#about .about-text {
    width: auto;
    height: auto;
    float: none;
    margin: 0 0 var(--sp-5) 0;
}
@media (max-width: 768px) {
    #about .about-row { grid-template-columns: 1fr; }
    #about .about-row img { max-height: 240px; }
}

/* About 福利行：grid 而非 float+固定高 */
#about .about_row {
    width: 100%;
    height: auto;
    float: none;
    margin-left: 0;
    padding-top: var(--sp-5);
    line-height: 2.5em;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: var(--sp-7);
    align-items: start;
}
#about .about_row img {
    height: auto;
    max-height: 420px;
    width: 100%;
    object-fit: cover;
    float: none;
}
@media (max-width: 768px) {
    #about .about_row { grid-template-columns: 1fr; }
}
#about .about_row .welfare ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-3);
    margin-top: var(--sp-3);
}
@media (max-width: 480px) {
    #about .about_row .welfare ul { grid-template-columns: 1fr; }
}
#about .about_row .welfare ul li {
    float: none;
    margin: 0;
    width: auto;
    height: auto;
    list-style: none;
    padding: var(--sp-2) var(--sp-3);
    background: var(--surface-1);
    border-radius: var(--r-md);
    border: 1px solid var(--ink-100);
    transition:
        border-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}
#about .about_row .welfare ul li:hover {
    border-color: var(--brand-500);
    transform: translateX(2px);
}
#about .about_row .welfare ul li p {
    color: var(--ink-900);
    height: auto;
    text-align: left;
    font-size: var(--fs-caption);
    margin: 0;
}

/* ---------- 7. Team 文化墙 (替代 2 张人物卡) ---------- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-4);
    margin-bottom: var(--sp-7);
}
.team-value {
    background: var(--surface-0);
    border: 1px solid var(--ink-100);
    border-radius: var(--r-md);
    padding: var(--sp-5);
    text-align: center;
    transition:
        transform var(--dur-short) var(--ease-out),
        border-color var(--dur-micro) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}
.team-value:hover {
    transform: translateY(-4px);
    border-color: var(--brand-500);
    box-shadow: var(--sh-2);
}
.team-value .ico {
    width: 48px; height: 48px;
    margin: 0 auto var(--sp-3);
    color: var(--brand-600);
}
.team-value h4 {
    margin: 0 0 var(--sp-1);
    font-size: var(--fs-h3);
    color: var(--ink-900);
}
.team-value p {
    margin: 0;
    font-size: var(--fs-caption);
    color: var(--ink-700);
}
@media (max-width: 768px) {
    .team-grid { grid-template-columns: 1fr 1fr; }
}

.team-photos {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 200px 200px;
    gap: var(--sp-3);
}
.team-photos > a {
    border-radius: var(--r-md);
    overflow: hidden;
    position: relative;
    display: block;
}
.team-photos > a:nth-child(1) { grid-row: span 2; }
.team-photos > a img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform var(--dur-medium) var(--ease-out);
}
.team-photos > a:hover img { transform: scale(1.04); }
@media (max-width: 768px) {
    .team-photos { grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 180px); }
    .team-photos > a:nth-child(1) { grid-row: span 2; }
}

/* ---------- 8. 招聘卡增强 ---------- */
.job-card {
    position: relative;
}
.job-card .job-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    margin-bottom: var(--sp-4);
}
.job-card .job-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--r-pill);
    font-size: var(--fs-caption);
    background: var(--brand-50);
    color: var(--brand-700);
    border: 1px solid color-mix(in srgb, var(--brand-500) 25%, transparent);
}
.job-card .job-tag svg { width: 12px; height: 12px; }
.job-card .job-apply {
    margin-top: var(--sp-4);
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    color: var(--brand-600);
    font-weight: 500;
    font-size: var(--fs-caption);
}
.job-card .job-apply:hover { color: var(--brand-700); }
.job-card .job-apply svg {
    width: 14px; height: 14px;
    transition: transform var(--dur-short) var(--ease-out);
}
.job-card:hover .job-apply svg { transform: translateX(3px); }

/* ---------- 9. stat-bar 倒计时动画 + 来源时间 ---------- */
.stat-bar {
    position: relative;
}
.stat-meta {
    text-align: center;
    font-size: var(--fs-caption);
    color: var(--ink-500);
    margin-top: var(--sp-4);
}

/* ---------- 10. Hero prefers-reduced-motion 降级 ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
    #hero::before { display: none; }
    #hero::after  { display: none; }
}

/* ---------- 11. 滚动同步 active 锚点 ---------- */
.nav-menu a { position: relative; }

/* ---------- 12. 修复 col-md-3 副作用 (Bootstrap 默认 25%,这里被全局覆写 50%) ---------- */
/* 之前 .col-md-3 { width:50%; } 影响了 #team / #contact,这里只限定到 #join */
#join .col-sm-4 { margin-bottom: 30px; }

/* ---------- 13. 移动端 hero subtitle 字号 ---------- */
@media (max-width: 480px) {
    .hero-title { font-size: var(--fs-h1); }
    .hero-subtitle { font-size: 16px; }
    .hero-cta-row .btn--lg { height: 48px; font-size: 15px; padding: 0 var(--sp-5); }
}

/* ---------- 14. Capability 卡 - 暗色适配 ---------- */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .capability {
        background-color: var(--c-bg-1);
    }
    :root:not([data-theme="light"]) .capability:nth-child(2) {
        background-color: color-mix(in srgb, var(--brand-500) 8%, var(--c-bg-1));
    }
}
:root[data-theme="dark"] .capability { background-color: var(--c-bg-1); }
:root[data-theme="dark"] .capability:nth-child(2) {
    background-color: color-mix(in srgb, var(--brand-500) 8%, var(--c-bg-1));
}

/* ---------- 15. all-features 暗色适配 ---------- */
:root[data-theme="dark"] .all-features-grid span {
    background: var(--surface-1);
    color: var(--ink-700);
}

/* ---------- 16. stat-meta 暗色适配已由 token 自动覆盖 ---------- */

/* ---------- 17. 返回顶部按钮 - 触控目标 ≥ 44px ---------- */
.iad-top {
    width: 48px !important;
    height: 48px !important;
    right: 20px !important;
    bottom: 24px !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--brand-500);
    background-image: none !important;
    line-height: 1 !important;
    font-size: 0 !important;
    border-radius: var(--r-pill) !important;
}
.iad-top svg { width: 22px; height: 22px; }
.iad-top:focus-visible {
    outline: 3px solid var(--brand-500);
    outline-offset: 3px;
}

/* ---------- 18. 图片缺失 alt 视觉占位 ---------- */
img:not([alt]) {
    outline: 2px dashed var(--warning-500);
    outline-offset: -2px;
}

/* ---------- 19. Logo + slogan in Header ---------- */
.header-brand {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
}
.header-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.header-brand-text strong {
    color: var(--ink-900) !important;
    font-size: var(--fs-caption);
    font-weight: 700;
    letter-spacing: 0.05em;
    -webkit-text-fill-color: var(--ink-900) !important;
}
.header-brand-text small {
    color: var(--ink-500) !important;
    font-size: 11px;
    letter-spacing: 0.03em;
    -webkit-text-fill-color: var(--ink-500) !important;
}
@media (max-width: 768px) {
    .header-brand-text { display: none; }
}

/* ---------- 20. CSS 字体回退已更新到 :root --font-sans，body 同步 ---------- */
body { font-family: var(--font-sans); }

/* ---------- 20.5 关键组件兜底覆盖 · 防 Bootstrap / sticky 副作用 ---------- */
.stat-num {
    color: #0F172A !important;
    font-weight: 700 !important;
    text-shadow: 0 1px 0 rgba(255,255,255,.8), 0 2px 4px rgba(255,255,255,.4);
}
.stat-label { color: #334155 !important; font-weight: 600 !important; font-size: 14px !important; }
.stat-bar {
    background: linear-gradient(135deg, #A5F3FC 0%, #6EE7B7 100%) !important;
    border: 1px solid #34D399;
}

.nav-menu > li > a { color: var(--ink-900) !important; }
.nav-menu > li > a:hover { color: var(--brand-600) !important; }
.nav-menu > li.menu-active > a { color: var(--brand-600) !important; font-weight: 600 !important; }

#header {
    background: rgba(255, 255, 255, 0.92) !important;
    color: var(--ink-900) !important;
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    backdrop-filter: blur(12px) saturate(160%);
    border-bottom: 1px solid var(--ink-100) !important;
}
#header #logo h1 a, #header #logo h1 a:hover { color: var(--ink-900) !important; }
#header.header-fixed,
.is-sticky #header { background: rgba(255, 255, 255, 0.96) !important; box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06); }

/* 隐藏雪碧图 span */
#about .about_row .welfare ul li p span { display: none !important; }

/* Header brand 文字颜色强制 */
.header-brand-text strong { color: var(--ink-900) !important; -webkit-text-fill-color: var(--ink-900) !important; }
.header-brand-text small { color: var(--ink-500) !important; -webkit-text-fill-color: var(--ink-500) !important; }

/* 企业福利 banner 图:居中 + 圆角 + 浅浮阴影 · 完整显示整张图 */
.welfare-banner {
    display: block;
    width: 100%;
    max-width: 1100px;
    height: auto !important;
    max-height: none !important;
    object-fit: contain !important;
    margin: 0 auto var(--sp-5);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-2);
    transition: transform var(--dur-medium) var(--ease-out), box-shadow var(--dur-medium) var(--ease-out);
}
.welfare-banner:hover { transform: scale(1.01); box-shadow: var(--sh-3); }

/* 合作平台 logo:确认 60% 灰 + 浅品牌青 tint */
.logo-cell img {
    max-height: 48px !important;
    max-width: 120px !important;
    filter: grayscale(60%) opacity(0.7) !important;
    transition:
        filter var(--dur-short) var(--ease-out),
        opacity var(--dur-short) var(--ease-out),
        transform var(--dur-short) var(--ease-out) !important;
}
.logo-cell img:hover { filter: grayscale(0%) opacity(1) !important; transform: scale(1.06) !important; }
.stat-label { color: #334155 !important; font-weight: 600 !important; font-size: 14px !important; }

.nav-menu > li > a { color: var(--ink-900) !important; }
.nav-menu > li > a:hover { color: var(--brand-600) !important; }
.nav-menu > li.menu-active > a { color: var(--brand-600) !important; font-weight: 600 !important; }

#header {
    background: rgba(255, 255, 255, 0.92) !important;
    color: var(--ink-900) !important;
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    backdrop-filter: blur(12px) saturate(160%);
    border-bottom: 1px solid var(--ink-100) !important;
}
#header #logo h1 a, #header #logo h1 a:hover { color: var(--ink-900) !important; }
#header.header-fixed,
.is-sticky #header { background: rgba(255, 255, 255, 0.96) !important; box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06); }

/* 隐藏雪碧图 span */
#about .about_row .welfare ul li p span { display: none !important; }

/* Header brand 文字颜色强制 */
.header-brand-text strong { color: var(--ink-900) !important; -webkit-text-fill-color: var(--ink-900) !important; }
.header-brand-text small { color: var(--ink-500) !important; -webkit-text-fill-color: var(--ink-500) !important; }

/* ---------- 21. 复制邀请码按钮 · header 内可见按钮 ---------- */
.copy-code-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: var(--sp-3);
    padding: 6px 12px;
    border-radius: var(--r-pill);
    background: var(--brand-50);
    color: var(--brand-700);
    border: 1px solid color-mix(in srgb, var(--brand-500) 30%, transparent);
    font-size: var(--fs-caption);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        border-color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}
.copy-code-btn:hover {
    background: var(--brand-500);
    color: #fff;
    border-color: var(--brand-500);
    transform: translateY(-1px);
}
.copy-code-btn:active { transform: translateY(0); }
.copy-code-btn svg { width: 14px; height: 14px; }
@media (max-width: 768px) {
    .copy-code-btn span { display: none; }
    .copy-code-btn { padding: 6px 8px; }
}

/* ---------- 22. Hero 强排版 — 移动端避免换行凌乱 ---------- */
@media (max-width: 480px) {
    .hero-subtitle { white-space: normal; line-height: 1.5; }
    .hero-subtitle .typed { display: inline-block; }
}

/* ---------- 23. 左侧小工具组 ---------- */
.side-widget {
    position: fixed;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
}
.side-widget-list {
    list-style: none;
    margin: 0;
    padding: var(--sp-3);
    background: rgba(255, 255, 255, 0.85);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border: 1px solid var(--ink-100);
    border-radius: var(--r-pill);
    box-shadow: var(--sh-2);
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}
.side-widget-item {
    position: relative;
    display: flex;
    align-items: center;
    cursor: pointer;
}
.side-widget-ico {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: var(--r-pill);
    background: var(--surface-0);
    color: var(--ink-700);
    border: 1px solid var(--ink-100);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition:
        opacity var(--dur-short) var(--ease-out),
        background-color var(--dur-short) var(--ease-out),
        color var(--dur-micro) var(--ease-out),
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}
.side-widget-ico svg {
    width: 18px;
    height: 18px;
}
.side-widget-label {
    position: absolute;
    left: 48px;
    top: 50%;
    transform: translateY(-50%) translateX(-4px);
    white-space: nowrap;
    padding: 6px 12px;
    background: var(--ink-900);
    color: #fff;
    font-size: var(--fs-caption);
    font-weight: 500;
    border-radius: var(--r-md);
    opacity: 0;
    pointer-events: none;
    transition:
        opacity var(--dur-short) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}
.side-widget-label::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    background: var(--ink-900);
}
.side-widget-item:hover .side-widget-ico,
.side-widget-item.is-active .side-widget-ico {
    opacity: 1;
    background: var(--brand-500);
    color: #fff;
    border-color: var(--brand-500);
    transform: scale(1.05);
    box-shadow: var(--sh-2);
}
.side-widget-item:hover .side-widget-label {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}
.side-widget-item.is-copied .side-widget-ico {
    background: var(--success-500);
    border-color: var(--success-500);
    color: #fff;
    opacity: 1;
}

/* 移动端:隐藏左侧工具组,用 FAB 替代 */
@media (max-width: 768px) {
    .side-widget { display: none; }
}

/* 移动端 FAB */
.side-widget-fab {
    display: none;
    position: fixed;
    right: 16px;
    bottom: 24px;
    z-index: 999;
    width: 48px;
    height: 48px;
    border-radius: var(--r-pill);
    background: var(--brand-500);
    color: #fff;
    border: 0;
    cursor: pointer;
    box-shadow: var(--sh-3);
    align-items: center;
    justify-content: center;
    transition:
        transform var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}
.side-widget-fab:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(6, 182, 212, 0.4);
}
.side-widget-fab svg { width: 22px; height: 22px; }

/* 复制反馈 Toast */
.copy-toast {
    position: fixed;
    left: 80px;
    top: 50%;
    transform: translateY(-50%) translateX(-8px);
    padding: var(--sp-3) var(--sp-5);
    background: var(--ink-900);
    color: #fff;
    font-size: var(--fs-caption);
    font-weight: 500;
    border-radius: var(--r-md);
    box-shadow: var(--sh-3);
    opacity: 0;
    pointer-events: none;
    transition:
        opacity var(--dur-short) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
    z-index: 1000;
    white-space: nowrap;
}
.copy-toast.is-show {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}
.copy-toast.is-success { background: var(--success-500); }
.copy-toast.is-error { background: var(--danger-500); }
@media (max-width: 768px) {
    .side-widget-fab { display: flex; }
}
