/* ============================================================
   custom.css —— Techvia 模板之上的少量自定义（云主控站点）
   主色已在 style.css 中整体替换为蓝色 #2563eb
   原则：只写模板没有的样式，能复用模板类就复用，移动适配统一收尾
   ============================================================ */

:root{
  --c-primary:#2563eb;
  --c-primary-dark:#1d4ed8;
  --c-heading:#0b1f4d;
  --c-text:#5f5f5f;
  --c-border:#e6e9ef;
  --c-soft:#f5f7fa;
}

/* ===== 字体：全站单一 Saira（本地可变字重，中文回退系统字体） ===== */
@font-face{ font-family:'Saira'; font-style:normal; font-weight:100 900; font-display:swap; src:url(../fonts/saira.woff2) format('woff2'); }
body{ font-family:'Saira','Microsoft YaHei','PingFang SC','Hiragino Sans GB',sans-serif; font-size:16px; color:var(--c-text); }
h1,h2,h3,h4,h5,h6,.h1,.h2,.h3,.h4,.h5,.h6{ font-family:'Saira','Microsoft YaHei','PingFang SC',sans-serif; font-weight:600; }

/* 统一直角风：去掉模板按钮/卡片/输入的圆角（球体、状态圆点除外） */
.default-btn, .default-btn-one, .default-btn span, .default-btn-one span,
.single-services-item, .single-services-item .services-icon,
.nice-select, .form-control, .input-newsletter, .newsletter-form button,
.product-btn, .vip-btn, .ptab{ border-radius:0 !important; }
/* hero 第二个按钮(.default-btn)：更亮的蓝，在深色 hero 上更跳、与白色主按钮区分 */
.hero-copy .default-btn{ background-color:#3b82f6; }

/* ===== 导航 ===== */
.navbar-brand .brand-img,.logo .brand-img{ height:56px; width:auto; display:block; }
.footer-logo img{ height:46px; width:auto; }
/* 透明导航：上深下透的渐变背景（不要模糊玻璃）；蓝实底/吸顶各有底覆盖 */
.navbar-section{ background:linear-gradient(180deg, rgba(5,15,45,.72) 0%, rgba(7,22,66,.34) 55%, rgba(7,22,66,0) 100%); }
/* logo：深/蓝底导航上转纯白，吸顶白底恢复彩色 */
.white-logo .brand-img{ filter:brightness(0) invert(1); }
.black-logo .brand-img{ filter:none; }

/* ===== 导航菜单美化（白字 + 金色下划线 hover/激活） ===== */
.techvia-nav .navbar .navbar-nav > .nav-item > a{ position:relative; padding:6px 0!important; margin:0 18px; transition:color .2s; }
.techvia-nav .navbar .navbar-nav > .nav-item > a::after{ content:''; position:absolute; left:0; right:0; bottom:-3px; height:2px; background:#ffd24a; transform:scaleX(0); transform-origin:center; transition:transform .25s ease; }
.techvia-nav .navbar .navbar-nav > .nav-item:hover > a,
.techvia-nav .navbar .navbar-nav > .nav-item.active > a{ color:#fff; }
.techvia-nav .navbar .navbar-nav > .nav-item:hover > a::after,
.techvia-nav .navbar .navbar-nav > .nav-item.active > a::after{ transform:scaleX(1); }
/* 吸顶导航：全站统一为购买页蓝色（蓝底白字 + 金色下划线 + 白 logo） */
.navbar-section.is-sticky{ background:linear-gradient(180deg,#0a1845 0%,#103da6 100%)!important; }
.navbar-section.is-sticky .techvia-nav .navbar-nav > .nav-item > a{ color:#fff; }
.navbar-section.is-sticky .techvia-nav .navbar-nav > .nav-item:hover > a,
.navbar-section.is-sticky .techvia-nav .navbar-nav > .nav-item.active > a{ color:#ffd24a; }
.navbar-section.is-sticky .techvia-nav .navbar-nav > .nav-item > a::after{ background:#ffd24a; }
.navbar-section.is-sticky .white-logo{ display:block!important; }
.navbar-section.is-sticky .black-logo{ display:none!important; }
/* 吸顶跟随时整体降高：导航内距收紧 + logo 缩小（带过渡更顺滑） */
.techvia-nav{ transition:padding .25s ease; }
.navbar-brand .brand-img{ transition:height .25s ease; }
.navbar-section.is-sticky .techvia-nav{ padding-top:8px; padding-bottom:8px; }
.navbar-section.is-sticky .navbar-brand .brand-img{ height:40px; }

.nav-actions{ display:flex; align-items:center; gap:12px; }

/* Telegram 在线客服悬浮按钮（左下角，全站） */
.tg-float{ position:fixed; left:24px; bottom:30px; z-index:60; width:52px; height:52px; border-radius:50%; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,#2aabee,#229ed9); color:#fff; box-shadow:0 8px 22px rgba(34,158,217,.45); transition:transform .25s, box-shadow .25s; }
.tg-float svg{ width:28px; height:28px; }
.tg-float:hover{ color:#fff; transform:translateY(-3px) scale(1.05); box-shadow:0 12px 30px rgba(34,158,217,.6); }
.tg-float-tip{ position:absolute; left:62px; top:50%; transform:translateY(-50%); white-space:nowrap; background:#0b1f4d; color:#fff; font-size:12.5px; padding:6px 12px; opacity:0; visibility:hidden; transition:.2s; pointer-events:none; }
.tg-float-tip::before{ content:''; position:absolute; left:-5px; top:50%; transform:translateY(-50%); border:5px solid transparent; border-right-color:#0b1f4d; }
.tg-float:hover .tg-float-tip{ opacity:1; visibility:visible; }
@media (max-width:768px){ .tg-float{ left:16px; bottom:20px; width:48px; height:48px; } .tg-float svg{ width:25px; height:25px; } }
/* 统一：所有超链接不要下划线（含 hover/focus），覆盖各页分散的 text-decoration:underline */
a, a:hover, a:focus, a:active{ text-decoration:none !important; }

/* ===== 注册页隐私保护介绍板块 ===== */
.reg-privacy{ background:#f5f7fa; border-top:1px solid #e6e9ef; padding:64px 20px; }
.reg-privacy-inner{ max-width:1080px; margin:0 auto; }
.reg-privacy-head{ text-align:center; max-width:640px; margin:0 auto 40px; }
.reg-privacy-badge{ display:inline-flex; align-items:center; gap:7px; font-size:13px; font-weight:700; letter-spacing:1px; color:var(--c-primary); background:#eaf1ff; padding:6px 15px; margin-bottom:16px; }
.reg-privacy-head h2{ font-size:28px; font-weight:800; color:var(--c-heading); margin:0 0 12px; }
.reg-privacy-head p{ font-size:15px; color:#5f6b7e; line-height:1.8; margin:0; }
.reg-privacy-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.reg-privacy-card{ background:#fff; border:1px solid #e6e9ef; padding:30px 22px; text-align:center; transition:transform .25s, box-shadow .25s; }
.reg-privacy-card:hover{ transform:translateY(-5px); box-shadow:0 16px 38px rgba(20,40,80,.1); }
.rp-icon{ width:56px; height:56px; margin:0 auto 16px; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); color:#fff; }
.rp-icon i{ font-size:23px; }
.reg-privacy-card h3{ font-size:16px; font-weight:700; color:var(--c-heading); margin:0 0 8px; }
.reg-privacy-card p{ font-size:13px; color:#5f6b7e; line-height:1.75; margin:0; }
@media (max-width:992px){ .reg-privacy-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .reg-privacy-grid{ grid-template-columns:1fr; } }
/* 找回密码页：步骤 + 注意事项 */
.fp-steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-bottom:30px; }
.fp-step{ background:#fff; border:1px solid #e6e9ef; padding:28px 22px; text-align:center; }
.fp-step-num{ width:46px; height:46px; margin:0 auto 14px; border-radius:50%; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); color:#fff; font-size:20px; font-weight:800; }
.fp-step h3{ font-size:16px; font-weight:700; color:var(--c-heading); margin:0 0 6px; }
.fp-step p{ font-size:13.5px; color:#5f6b7e; margin:0; }
.fp-notice{ background:#fff7e6; border:1px solid #fde3b3; padding:22px 26px; }
.fp-notice-title{ display:flex; align-items:center; gap:8px; font-size:15px; font-weight:700; color:#a16207; margin-bottom:12px; }
.fp-notice ul{ margin:0; padding-left:20px; }
.fp-notice li{ font-size:13.5px; color:#7c6313; line-height:1.95; }
.fp-notice a{ color:var(--c-primary); font-weight:600; }
@media (max-width:768px){ .fp-steps{ grid-template-columns:1fr; } }
/* 未登录：登录(幽灵) + 注册(渐变实心) */
.nav-login{ display:inline-flex; align-items:center; gap:7px; color:#fff; font-weight:600; font-size:15px; text-decoration:none; padding:9px 17px; border:1px solid rgba(255,255,255,.4); transition:none; }
.nav-login:hover{ background:rgba(255,255,255,.28); border-color:rgba(255,255,255,.75); color:#fff; }
.nav-reg{ display:inline-flex; align-items:center; color:#fff; font-weight:700; font-size:15px; text-decoration:none; padding:10px 22px; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); transition:.25s; }
.nav-lang{ display:inline-flex; align-items:center; gap:5px; margin-right:8px; padding:9px 13px; font-size:14px; font-weight:600; color:#fff; background:transparent; border:1px solid rgba(255,255,255,.4); cursor:pointer; transition:.2s; }
.nav-lang i{ font-size:16px; }
.nav-lang:hover{ background:rgba(255,255,255,.16); border-color:rgba(255,255,255,.75); }
.nav-reg:hover{ color:#fff; background:linear-gradient(135deg,#163fb0,#0e2f86); }
.navbar-section.is-sticky .nav-login{ color:#fff; border-color:rgba(255,255,255,.4); }
.navbar-section.is-sticky .nav-login:hover{ background:rgba(255,255,255,.26); border-color:rgba(255,255,255,.75); }

/* 已登录：头像胶囊 + 悬停下拉 */
.user-chip{ position:relative; }
.uc-trigger{ display:inline-flex; align-items:center; gap:9px; color:#fff; font-weight:600; font-size:15px; text-decoration:none; padding:5px 13px 5px 5px; border:1px solid rgba(255,255,255,.3); transition:.25s; }
.uc-trigger:hover{ background:rgba(255,255,255,.12); color:#fff; }
.nav-avatar{ width:34px; height:34px; flex:0 0 auto; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); color:#fff; display:inline-flex; align-items:center; justify-content:center; font-weight:700; font-size:15px; }
.uc-name{ max-width:120px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.uc-caret{ font-size:11px !important; opacity:.7; transition:.25s; }
.user-chip:hover .uc-caret{ transform:rotate(180deg); }
.navbar-section.is-sticky .uc-trigger{ color:#fff; border-color:rgba(255,255,255,.4); }
.navbar-section.is-sticky .uc-trigger:hover{ background:rgba(255,255,255,.12); }
/* 下拉菜单 */
.user-menu{ position:absolute; top:calc(100% + 14px); right:0; width:212px; background:#fff; border-top:3px solid var(--c-primary); box-shadow:0 18px 50px rgba(15,30,70,.16); padding:8px; opacity:0; visibility:hidden; transform:translateY(8px); transition:.25s; z-index:99; }
.user-menu::before{ content:''; position:absolute; top:-14px; left:0; right:0; height:14px; }   /* 桥接 hover 间隙 */
.user-chip:hover .user-menu{ opacity:1; visibility:visible; transform:translateY(0); }
.user-menu a{ display:flex; align-items:center; gap:11px; padding:11px 14px; color:var(--c-heading); font-size:14.5px; text-decoration:none; transition:.18s; }
.user-menu a i{ width:18px; text-align:center; color:var(--c-primary); font-size:15px !important; }
.user-menu a:hover{ background:#f3f7ff; }
.um-sep{ height:1px; background:var(--c-border); margin:6px 8px; }
.user-menu a.um-logout,.user-menu a.um-logout i{ color:#e0524d; }
.user-menu a.um-logout:hover{ background:#fdecec; }

/* ===== 产品下拉：卡片式 mega 菜单（复用模板 hover 展开机制） ===== */
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu{
  width:740px; left:-160px; padding:16px; display:grid; grid-template-columns:repeat(3,1fr); gap:4px;
  border-top:3px solid var(--c-primary); box-shadow:0 18px 50px rgba(15,30,70,.16);
}
.dropdown-menu.mega-menu li{ border-bottom:0 !important; }
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu li a{
  display:flex; align-items:center; gap:13px; padding:12px 13px; transition:.2s;
}
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu li a:hover,
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu li a:focus{
  background:#dbe7fb; color:inherit;
}
/* 点击瞬间只略深一下作为反馈，不再套用模板的深蓝满底 */
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu li a:active{
  background:#7ea8e8; color:inherit;
}
.mega-ico{ flex:0 0 auto; width:62px; height:62px; display:flex; align-items:center; justify-content:center;
  color:#fff; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); transition:.2s; }
/* 覆盖模板 .nav-item a i 的 font-size:10px，让卡片图标字形够大 */
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu .mega-ico i{ font-size:26px; top:0; margin:0; }
.dropdown-menu.mega-menu li a:hover .mega-ico{ transform:translateY(-2px); box-shadow:0 8px 18px rgba(37,99,235,.32); }
.mega-tx{ display:flex; flex-direction:column; line-height:1.3; }
.mega-tx b{ font-size:15px; font-weight:600; color:var(--c-heading); }
.mega-hot{ display:inline-flex; align-items:center; gap:3px; vertical-align:middle; margin-left:5px; font-size:11px; font-weight:700; line-height:1; color:#fff; background:linear-gradient(135deg,#ff6a3d,#ef3e36); padding:3px 7px; border-radius:2px; }
.techvia-nav .navbar .navbar-nav .nav-item .dropdown-menu.mega-menu .mega-hot i{ font-size:10px; top:0; margin:0; }
.mega-tx em{ font-style:normal; font-size:12px; color:#8a98a8; }
/* 手机版（meanmenu ≤991px）：上面的 mega 规则限定在 .techvia-nav，手机 .mean-container 不生效；
   且 meanmenu 默认 .mean-nav li a i{display:none} 会隐藏图标，故在此为产品卡片补齐对齐+图标显示+导航压低 */
@media only screen and (max-width:991px){
  .techvia-responsive-nav .techvia-responsive-menu{ min-height:50px; display:flex; align-items:center; } /* 整条定高并垂直居中 logo，统一 logo/按钮/汉堡的中线 */
  .techvia-responsive-nav .logo .brand-img{ height:34px; }                                  /* logo 限高，压低导航条 */
  .mean-container .navbar-nav .mega-menu li a{ display:flex; align-items:center; gap:12px; } /* 图标+文字水平对齐 */
  .mean-container .navbar-nav .mega-menu .mega-ico{ width:42px; height:42px; }
  .mean-container .navbar-nav .mega-menu .mega-ico i{ display:inline-block; font-size:18px; }/* 恢复被 meanmenu 隐藏的图标 */
  .mean-container .navbar-nav .mega-menu .mega-tx b{ font-size:15px; }
  .mean-container .navbar-nav .mega-menu .mega-tx em{ font-size:12px; }
  /* 汉堡按钮：①垂直居中(mean-bar 撑满条高，reveal top/bottom:0 + margin:auto)；②开合变 X 直接切换，
     不要 a{transition:.4s} 把 font-size(1px→18px)带成放大入场 → transition:none */
  .mean-container .mean-bar{ height:100%; }
  .techvia-responsive-nav .mean-container a.meanmenu-reveal{ top:0; bottom:0; height:auto; margin:auto 0; padding-top:0; width:26px; display:flex; flex-direction:column; justify-content:center; transition:none; }
  .mean-container a.meanmenu-reveal span{ height:3px; margin-top:4px; }  /* 汉堡条更细更小 */
}

/* 手机版导航条：汉堡左侧的 登录/注册（未登录） 或 控制台+下拉（已登录）。桌面隐藏，用桌面 .other-option */
.mobile-nav-actions{ display:none; }
@media only screen and (max-width:991px){
  .mobile-nav-actions{ display:flex; align-items:center; gap:8px; position:absolute; right:48px; top:50%; transform:translateY(-50%); z-index:1000; }
  .mobile-nav-actions a{ text-decoration:none; }
  .mna-login{ font-size:12.5px; font-weight:600; color:#fff; padding:5px 11px; border:1px solid rgba(255,255,255,.55); border-radius:4px; }
  .mna-reg{ font-size:12.5px; font-weight:700; color:#fff; padding:5px 12px; border-radius:4px; background:linear-gradient(135deg,#ff8a1e,#f5500a); }
  .mna-lang{ display:inline-flex; align-items:center; gap:4px; font-size:12.5px; font-weight:600; color:#fff; padding:5px 9px; border:1px solid rgba(255,255,255,.55); border-radius:4px; background:transparent; cursor:pointer; }
  .mna-lang i{ font-size:14px; }
  .mna-user{ position:relative; display:flex; align-items:center; gap:4px; }
  .mna-console{ display:inline-flex; align-items:center; gap:5px; font-size:12.5px; font-weight:600; color:#fff; padding:5px 11px; border:1px solid rgba(255,255,255,.55); border-radius:4px; }
  .mna-caret{ display:inline-flex; align-items:center; justify-content:center; width:26px; height:30px; color:#fff; cursor:pointer; }
  .mna-menu{ display:none; position:absolute; right:0; top:calc(100% + 10px); min-width:168px; background:#fff; border-radius:10px; box-shadow:0 14px 36px rgba(15,30,70,.2); padding:6px 0; z-index:1001; }
  .mna-menu.open{ display:block; }
  .mna-menu a{ display:flex; align-items:center; gap:10px; padding:11px 16px; font-size:14px; color:#2a3342; }
  .mna-menu a i{ width:16px; text-align:center; color:#6b7686; }
  .mna-menu a:hover{ background:#f3f7ff; }
  .mna-menu a.mna-logout, .mna-menu a.mna-logout i{ color:#e0524d; }
}

/* ===== Hero 左侧文案 ===== */
.home-section{ overflow:visible; min-height:auto; height:auto; padding:118px 0 44px; }
.main-banner-content{ padding-top:0; }
.main-banner-content h1{ color:#fff; font-size:50px; line-height:1.2; margin-bottom:18px; }
.main-banner-content h1 .hl-price{ color:#ffd24a; font-weight:700; font-size:1.38em; letter-spacing:.5px; }
.main-banner-content h1 .hl-unit{ color:rgba(255,255,255,.8); font-size:.6em; font-weight:400; margin-left:2px; }
.main-banner-content p{ color:rgba(255,255,255,.9); font-size:18px; line-height:1.9; margin-bottom:26px; max-width:580px; }
.hero-regions{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:22px; }
.hero-regions span{ font-size:14px; color:#fff; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.22); padding:6px 15px; }
.hero-features{ list-style:none; padding:0; margin:0 0 32px; display:grid; grid-template-columns:1fr 1fr; gap:13px 26px; max-width:560px; }
.hero-features li{ display:flex; align-items:center; gap:9px; color:rgba(255,255,255,.92); font-size:16px; }
.hero-features li i{ color:#7fe9c3; font-size:16px; }
/* 轻入场（用 both，禁用动画也能正常显示） */
.main-banner-content > *{ animation:heroIn .7s ease both; }
.main-banner-content > *:nth-child(1){ animation-delay:.05s }
.main-banner-content > *:nth-child(2){ animation-delay:.15s }
.main-banner-content > *:nth-child(3){ animation-delay:.25s }
.main-banner-content > *:nth-child(4){ animation-delay:.35s }
.main-banner-content > *:nth-child(5){ animation-delay:.45s }
@keyframes heroIn{ from{opacity:0; transform:translateY(16px)} to{opacity:1; transform:translateY(0)} }

/* ===== Hero 右侧：旋转点阵地球 + 旗帜节点 + 数据流动连线 ===== */
.hero-globe-wrap{ position:relative; width:100%; max-width:510px; margin:0 auto; aspect-ratio:1/1; }
.glb-glow,.glb-lines{ pointer-events:none; }
.glb-glow{ position:absolute; inset:2%; border-radius:50%; background:radial-gradient(circle, rgba(90,150,255,.38) 44%, transparent 70%); filter:blur(18px); animation:glbFloat 7s ease-in-out infinite; }
.globe-sphere{ position:absolute; inset:7%; width:86%; height:86%; border-radius:50%; overflow:hidden;
  background:radial-gradient(circle at 38% 34%, #245bb0 0%, #0c2a66 58%, #06183f 100%);
  box-shadow:0 0 60px rgba(80,150,255,.5), inset -16px 0 40px rgba(2,8,28,.7), inset 14px 0 26px rgba(150,190,255,.1);
  animation:glbFloat 7s ease-in-out infinite; }
.globe-sphere::before{ content:''; position:absolute; inset:0; border-radius:50%;
  background:url(../img/geo/world-dots.svg) 0 50% / 200% 100% repeat-x; animation:globeSpin 64s linear infinite; }
.globe-sphere::after{ content:''; position:absolute; inset:0; border-radius:50%;
  background:radial-gradient(circle at 36% 30%, rgba(255,255,255,.2), transparent 44%), radial-gradient(circle at 50% 50%, transparent 58%, rgba(2,8,28,.5) 100%); }
@keyframes globeSpin{ from{background-position-x:0} to{background-position-x:200%} }
@keyframes glbFloat{ 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
.glb-lines{ position:absolute; inset:0; width:100%; height:100%; overflow:visible; }
.glb-lines .flow{ fill:none; stroke:rgba(255,255,255,.5); stroke-width:.5; stroke-linecap:round; stroke-dasharray:2 6; animation:dashflow 2.8s linear infinite; }
@keyframes dashflow{ to{ stroke-dashoffset:-16; } }
.glb-lines .pkt{ fill:#fff; stroke:#fff; stroke-width:.5; filter:drop-shadow(0 1px 2px rgba(0,10,40,.4)); }
.glb-lines .pkt.g{ fill:#22c55e; }
.glb-lines .pkt.r{ fill:#ef4444; }
.glb-core{ position:absolute; left:64%; top:63%; width:165px; height:auto; transform:translate(-50%,-50%); z-index:4;
  filter:drop-shadow(0 12px 24px rgba(0,20,60,.55)) drop-shadow(0 0 20px rgba(90,160,255,.45)); animation:glbFloat 7s ease-in-out infinite; }
.glb-card{ position:absolute; transform:translate(-50%,-50%); display:flex; align-items:center; gap:9px; background:rgba(255,255,255,.97); padding:8px 12px; box-shadow:0 10px 26px rgba(2,20,60,.22); white-space:nowrap; z-index:3; animation:geoIn .6s ease both; }
.glb-card img{ width:28px; height:19px; box-shadow:0 1px 3px rgba(0,0,0,.2); object-fit:cover; }
.glb-card b{ display:block; font-weight:600; font-size:15px; color:var(--c-heading); line-height:1.15; }
.glb-card span{ font-size:12px; color:#7c8a99; }
.glb-card.kr{ left:42%; top:6%; animation-delay:.15s; }
.glb-card.jp{ left:70%; top:16%; animation-delay:.3s; }
.glb-card.hk{ left:10%; top:54%; animation-delay:.45s; }
@keyframes geoIn{ from{opacity:0; transform:translate(-50%,-42%)} to{opacity:1; transform:translate(-50%,-50%)} }

/* ===== 公告条 ===== */
.notice-bar{ background:var(--c-soft); border-bottom:1px solid var(--c-border); }
.notice-bar .inner{ display:flex; align-items:center; gap:18px; padding:12px 0; }
.notice-bar .lab{ display:inline-flex; align-items:center; gap:7px; color:var(--c-primary); font-weight:700; white-space:nowrap; font-size:15px; }
.notice-bar .scroll{ flex:1; overflow:hidden; }
.notice-bar .track{ display:flex; gap:40px; white-space:nowrap; animation:noticeScroll 30s linear infinite; }
.notice-bar .track:hover{ animation-play-state:paused; }
.notice-bar a{ color:var(--c-text); text-decoration:none; font-size:15px; }
.notice-bar a:hover{ color:var(--c-primary); }
.notice-bar .date{ color:#9aa7b5; margin-right:6px; }
@keyframes noticeScroll{ from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ===== 四大优势（图标左 / 文字右，低高度） ===== */
.adv-section{ padding:40px 0; background:#fff; }
.adv-card{ display:flex; align-items:center; gap:15px; padding:20px 18px; border:1px solid var(--c-border); height:100%; background:#fff; transition:.3s; }
.adv-card:hover{ box-shadow:0 16px 36px rgba(20,40,80,.1); transform:translateY(-5px); border-color:#cdd9f5; }
.adv-ico{ flex:0 0 auto; width:52px; height:52px; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); color:#fff; display:flex; align-items:center; justify-content:center; font-size:23px; }
.adv-card h3{ font-size:17px; color:var(--c-heading); margin:0 0 4px; }
.adv-card p{ font-size:13px; color:#8a98a8; line-height:1.55; margin:0; }

/* ===== 区块小标题 ===== */
.section-title h6{ color:var(--c-primary); }

/* ===== 产品精选：Tab + 产品卡 ===== */
.services-section.section-padding:not(.bg-grey){ padding-top:40px;   /* 收紧 adv 下方留白 */
  background:linear-gradient(180deg,#ffffff 0%,#f6f9ff 40%,#e7eefc 100%); }
.services-section .section-title{ margin-bottom:24px; }
.product-tabs{ display:flex; justify-content:center; flex-wrap:wrap; gap:10px; margin-bottom:28px; }
.product-tabs .ptab{ cursor:pointer; padding:11px 26px; border:1px solid var(--c-border); background:#fff; color:var(--c-heading); font-weight:600; font-size:15px; transition:.25s; }
.product-tabs .ptab.active,.product-tabs .ptab:hover{ background:var(--c-primary); border-color:var(--c-primary); color:#fff; }
.product-panel{ display:none; }
.product-panel.active{ display:block; }

.product-card{ position:relative; display:flex; flex-direction:column; height:100%; padding:30px 26px; background:#fff; border:1px solid var(--c-border); transition:.3s; }
.product-card:hover{ transform:translateY(-6px); box-shadow:0 16px 38px rgba(20,40,80,.12); border-color:#cdd9f5; }
.product-card:hover .pc-region{ color:var(--c-primary); }
.product-card .pc-region{ display:flex; align-items:center; gap:8px; font-weight:700; font-size:21px; color:var(--c-heading); margin-bottom:4px; transition:.25s; }
.product-card .pc-region img{ border-radius:2px; }
.product-card .pc-sub{ color:#8a98a8; font-size:14px; margin-bottom:20px; min-height:20px; }
.product-card .pc-specs{ list-style:none; padding:0; margin:0 0 16px; }
.product-card .pc-specs li{ display:flex; justify-content:space-between; padding:9px 0; border-bottom:1px dashed #eef1f6; font-size:15px; }
.product-card .pc-specs li span{ color:#8a98a8; }
.product-card .pc-specs li strong{ color:var(--c-heading); font-weight:600; }
.product-card .pc-feats{ list-style:none; padding:0; margin:0 0 20px; }
.product-card .pc-feats li{ display:flex; align-items:center; gap:9px; font-size:14px; color:#5a6573; padding:5px 0; }
.product-card .pc-feats li i{ flex:0 0 auto; width:18px; height:18px; display:inline-flex; align-items:center; justify-content:center; font-size:10px; color:#fff; background:var(--c-primary); border-radius:50%; }
.product-card .pc-price{ margin:auto 0 18px; }
.product-card .pc-price .amount{ font-weight:800; font-size:38px; color:var(--c-primary); }
.product-card .pc-price .period{ color:#8a98a8; font-size:15px; }
.product-card .default-btn{ display:block; text-align:center; }
.product-card .pc-badge{ position:absolute; top:16px; right:16px; background:#ff5a3c; color:#fff; font-size:12px; font-weight:700; padding:3px 12px; }
.product-card .pc-badge.new{ background:var(--c-primary); }
.product-card .pc-badge.trial{ background:#16a34a; }

/* ===== 服务矩阵：「查看产品」移到卡片右上角 ===== */
.services-section .single-services-item p{ font-size:15.5px; }
.services-section .single-services-item .services-btn-link{ position:absolute; top:32px; right:30px; margin-top:0; }

/* ===== 视频介绍（深色特性带：左文案 + 右视频） ===== */
.video-section{ position:relative; overflow:hidden; padding:90px 0; background:linear-gradient(135deg,#0a1f4d 0%,#0c2a66 45%,#071633 100%); }
.video-section .container{ position:relative; z-index:2; }
.vs-glow{ position:absolute; border-radius:50%; filter:blur(70px); pointer-events:none; }
.vs-glow-1{ width:360px; height:360px; top:-120px; left:-80px; background:radial-gradient(circle,#2563eb,transparent 70%); opacity:.5; }
.vs-glow-2{ width:420px; height:420px; bottom:-160px; right:-100px; background:radial-gradient(circle,#1e9e8a,transparent 70%); opacity:.35; }
.vs-text h6{ color:#7eb0ff; letter-spacing:1px; text-transform:uppercase; margin-bottom:14px; }
.vs-text h2{ color:#fff; font-size:38px; line-height:1.3; margin-bottom:20px; }
.vs-text p{ color:rgba(255,255,255,.78); font-size:16px; line-height:1.85; margin-bottom:22px; }
.vs-feats{ list-style:none; padding:0; margin:0 0 30px; }
.vs-feats li{ display:flex; align-items:center; gap:11px; color:#e7eefb; font-size:15.5px; padding:7px 0; }
.vs-feats li i{ flex:0 0 auto; width:22px; height:22px; display:inline-flex; align-items:center; justify-content:center; font-size:11px; color:#fff; background:rgba(37,99,235,.85); border-radius:50%; }
.video-frame{ position:relative; aspect-ratio:16/9; background:#06122e; overflow:hidden; border:1px solid rgba(126,176,255,.25); box-shadow:0 26px 70px rgba(0,0,0,.45), 0 0 0 6px rgba(126,176,255,.06); }
.video-frame .intro-video{ width:100%; height:100%; display:block; object-fit:cover; }
.video-cover{ position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:18px; cursor:pointer; background:rgba(8,24,63,.5); transition:background .3s; }
.video-cover:hover{ background:rgba(8,24,63,.35); }
.video-cover .video-box{ margin:0; }
.video-cover .popup-video{ width:82px; height:82px; font-size:28px; box-shadow:0 10px 30px rgba(0,0,0,.3); }
/* 波纹居中（模板偏移按 55px 算，按钮放大后需重新居中） */
.video-cover .iq-waves{ left:50%; top:50%; width:0; height:0; }
.video-cover .iq-waves .waves{ width:150px; height:150px; left:-75px; top:-75px; }
.video-cover .vc-tip{ color:#dbe7ff; font-size:14px; letter-spacing:.5px; }
.video-cover .vc-tip i{ margin-right:5px; }

/* ===== 为何选择我们（容器内：左统计 / 中机房图 / 右清单） ===== */
.why-section{ background:#f5f8fc; }
.why-box{ background:#fff; border:1px solid var(--c-border); box-shadow:0 14px 40px rgba(20,40,80,.07); padding:48px 44px; }
.why-head h2{ font-size:30px; color:var(--c-heading); line-height:1.3; margin-bottom:12px; }
.why-head p{ color:#8a98a8; font-size:15px; margin-bottom:28px; }
.why-stats{ display:grid; grid-template-columns:1fr 1fr; gap:26px 20px; }
.why-stat{ display:flex; align-items:center; gap:13px; }
.why-stat .ws-ico{ flex:0 0 auto; width:48px; height:48px; display:flex; align-items:center; justify-content:center; font-size:20px; color:var(--c-primary); background:#eef3ff; }
.why-stat .ws-txt{ display:flex; flex-direction:column; line-height:1.25; }
.why-stat .ws-txt b{ font-size:24px; font-weight:800; color:var(--c-heading); }
.why-stat .ws-txt span{ font-size:14px; color:var(--c-heading); font-weight:600; }
.why-stat .ws-txt em{ font-style:normal; font-size:12px; color:#9aa6b4; }
.why-img{ text-align:center; }
.why-img img{ width:100%; max-width:420px; height:auto; box-shadow:0 16px 40px rgba(20,40,80,.12); }
.why-list{ list-style:none; padding:0; margin:0; }
.why-list li{ display:flex; align-items:center; gap:12px; font-size:16px; color:var(--c-heading); padding:14px 0; border-bottom:1px dashed #e8edf5; }
.why-list li:last-child{ border-bottom:0; }
.why-list li i{ flex:0 0 auto; font-size:19px; color:var(--c-primary); }

/* ===== CTA 行动区（通栏全宽，内容居中：左文案 + 右按钮） ===== */
.cta-band{ position:relative; overflow:hidden; padding:64px 0; color:#fff; background:linear-gradient(120deg,#2563eb 0%,#1d4ed8 52%,#0c2a66 100%); }
.cta-glow{ position:absolute; border-radius:50%; filter:blur(70px); pointer-events:none; }
.cta-glow-1{ width:300px; height:300px; top:-120px; right:8%; background:radial-gradient(circle,rgba(126,176,255,.55),transparent 70%); }
.cta-glow-2{ width:340px; height:340px; bottom:-180px; left:-60px; background:radial-gradient(circle,rgba(30,158,138,.4),transparent 70%); }
.cta-inner{ position:relative; z-index:2; display:flex; align-items:center; justify-content:space-between; gap:44px; flex-wrap:wrap; }
.cta-text{ flex:1 1 480px; }
.cta-badge{ display:inline-flex; align-items:center; gap:7px; background:rgba(255,255,255,.14); font-size:13px; font-weight:600; letter-spacing:.5px; padding:6px 14px; margin-bottom:16px; }
.cta-text h2{ color:#fff; font-size:36px; line-height:1.25; margin-bottom:12px; }
.cta-text p{ color:rgba(255,255,255,.88); font-size:16px; line-height:1.8; margin-bottom:18px; }
.cta-trust{ list-style:none; padding:0; margin:0; display:flex; flex-wrap:wrap; gap:10px 24px; }
.cta-trust li{ display:flex; align-items:center; gap:8px; color:#dbe7ff; font-size:14.5px; }
.cta-trust li i{ flex:0 0 auto; width:18px; height:18px; display:inline-flex; align-items:center; justify-content:center; font-size:9px; color:var(--c-primary); background:#fff; border-radius:50%; }
.cta-actions{ flex:0 0 auto; display:flex; flex-direction:column; gap:14px; min-width:210px; }
.cta-btn-main,.cta-btn-ghost{ display:flex; align-items:center; justify-content:center; gap:8px; padding:15px 30px; font-weight:700; font-size:16px; text-decoration:none; transition:.25s; }
.cta-btn-main{ background:#fff; color:var(--c-primary); box-shadow:0 10px 26px rgba(0,0,0,.18); }
.cta-btn-main:hover{ background:#0c2a66; color:#fff; box-shadow:0 12px 30px rgba(8,24,63,.45); }
.cta-btn-ghost{ border:1px solid rgba(255,255,255,.55); color:#fff; }
.cta-btn-ghost:hover{ background:#fff; border-color:#fff; color:var(--c-primary); box-shadow:0 12px 30px rgba(0,0,0,.18); }

/* ===== 页脚渐变质感（蓝光晕 + 深navy 斜向渐变） ===== */
.footer-subscribe-wrapper{
  background:
    radial-gradient(900px 420px at 10% -20%, rgba(37,99,235,.45), transparent 60%),
    linear-gradient(135deg,#203058 0%,#161d33 52%,#0d1120 100%);
}
.copyright-section{ background:#0c0f1a; }

/* ============================================================
   页面 Hero（导航默认压在其上；各内页只换左文字 / 右内容，复用）
   ============================================================ */
.page-hero{ position:relative; overflow:hidden; padding:120px 0 52px; color:#fff; background:linear-gradient(to bottom,#021B79 0%,#0575E6 100%); }
.page-hero .ph-glow{ position:absolute; width:440px; height:440px; top:-150px; right:-90px; border-radius:50%; filter:blur(80px); pointer-events:none; background:radial-gradient(circle,rgba(126,176,255,.4),transparent 70%); }
.page-hero .container{ position:relative; z-index:2; }
/* 底部白色波浪（与首页一致） */
.page-hero .creative-shape{ position:absolute; bottom:-1px; left:0; width:100%; z-index:1; pointer-events:none; }
.page-hero .creative-shape img{ width:100%; display:block; }

/* ============================================================
   内页：蓝色实底导航 + 结账分栏（购买页等复用）
   ============================================================ */
.nav-solid .navbar-section{ position:relative; background:linear-gradient(180deg,#0a1845 0%,#103da6 100%); box-shadow:0 2px 16px rgba(15,30,70,.14); }
.nav-solid .navbar-section.is-sticky{ position:fixed; background:linear-gradient(180deg,#0a1845 0%,#103da6 100%)!important; }
.nav-solid .navbar-section.is-sticky .navbar-nav .nav-item a{ color:#fff; }
.nav-solid .navbar-section.is-sticky .navbar-nav .nav-item a:hover{ color:#ffd24a; }
.nav-solid .navbar-section.is-sticky .white-logo{ display:block; }
.nav-solid .navbar-section.is-sticky .black-logo{ display:none; }
.nav-solid .navbar-section.is-sticky .nav-login,
.nav-solid .navbar-section.is-sticky .uc-trigger{ color:#fff; border-color:rgba(255,255,255,.4); }

/* 页头（导航下方：面包屑 + 标题） */
.page-head{ background:#fff; border-bottom:1px solid var(--c-border); padding:26px 0; }
.page-head .breadcrumb-nav{ font-size:13px; color:#9aa6b4; margin-bottom:8px; }
.page-head .breadcrumb-nav a{ color:#9aa6b4; text-decoration:none; }
.page-head .breadcrumb-nav a:hover{ color:var(--c-primary); }
.page-head h1{ font-size:26px; color:var(--c-heading); margin:0; }

/* 结账分栏：左表单 + 右粘性摘要 */
.checkout-section{ background:#f3f6fc; padding:30px 0 70px; }
.checkout-wrap{ display:flex; align-items:flex-start; gap:24px; max-width:1140px; margin:0 auto; padding:0 20px; }
.checkout-main{ flex:1; min-width:0; }
.checkout-side{ flex:0 0 330px; position:sticky; top:96px; }
.order-summary{ background:#fff; border:1px solid var(--c-border); box-shadow:0 10px 30px rgba(20,40,80,.07); padding:24px; }
.order-summary h3{ display:flex; align-items:center; gap:8px; font-size:17px; color:var(--c-heading); margin:0 0 16px; padding-bottom:14px; border-bottom:1px solid var(--c-border); }
.order-summary h3 i{ color:var(--c-primary); }
.os-domains{ margin-bottom:12px; }
.os-domain{ font-size:15px; font-weight:600; color:var(--c-heading); padding:5px 0; word-break:break-all; }
.os-domain .os-sfx{ color:var(--c-primary); }
.os-row{ display:flex; justify-content:space-between; align-items:center; font-size:14px; color:var(--c-heading); padding:7px 0; }
.os-row .os-label{ color:#8a98a8; }
.os-total{ display:flex; justify-content:space-between; align-items:baseline; margin-top:12px; padding-top:14px; border-top:1px solid var(--c-border); font-size:15px; color:var(--c-heading); }
.os-total .os-total-amount{ font-size:26px; font-weight:800; color:var(--c-primary); }
.order-summary .domain-reg-submit{ margin-top:18px; }
.os-tip{ font-size:12px; color:#9aa6b4; text-align:center; margin:12px 0 0; }

/* ===== 云服务器结账页：页头去白底居中渐变 + 订单摘要美化 ===== */
body.product-buy-page{
  background-color:#eef2f9;
  background-image:
    radial-gradient(rgba(37,99,235,.06) 1px, transparent 1px),
    radial-gradient(820px 460px at 100% -6%, rgba(37,99,235,.10), transparent 60%),
    radial-gradient(700px 420px at 0% 110%, rgba(99,102,241,.08), transparent 60%);
  background-size:22px 22px, 100% 100%, 100% 100%;
  background-position:0 0, 0 0, 0 0;
}
.product-buy-page .page-head{ background:transparent; border-bottom:none; padding:38px 0 4px; text-align:center; }
.product-buy-page .page-head .breadcrumb-nav{ display:flex; justify-content:center; gap:5px; margin-bottom:12px; }
.product-buy-page .page-head h1{ display:inline-block; font-size:32px; font-weight:800; margin:0; background:linear-gradient(90deg,var(--c-primary),#5a9bff); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.product-buy-page .page-head .ph-sub{ font-size:14px; color:#7a8699; margin:12px 0 0; }
.product-buy-page .page-head .ph-badges{ display:flex; flex-wrap:wrap; justify-content:center; gap:10px 16px; margin-top:18px; }
.product-buy-page .page-head .ph-badges span{ display:inline-flex; align-items:center; gap:7px; font-size:13px; font-weight:600; color:#27344a; background:#fff; border:1px solid var(--c-border); padding:7px 15px; box-shadow:0 4px 14px rgba(20,40,80,.05); }
.product-buy-page .page-head .ph-badges i{ color:var(--c-primary); }
.product-buy-page .checkout-section{ background:transparent; padding:24px 0 50px; }
/* 购买页：导航栏滚动时不吸顶（随页面滚走） */
.product-buy-page .navbar-section.is-sticky{ position:relative !important; }
/* 订单摘要行 */
.order-summary .os-prod{ font-size:16px; font-weight:700; color:var(--c-heading); padding-bottom:6px; margin-bottom:6px; word-break:break-all; }
.order-summary .os-ori{ color:#9aa6b4; text-decoration:line-through; }
.order-summary .os-discount-row .os-label{ display:inline-flex; align-items:center; gap:7px; color:#0f9d6b; }
.order-summary .os-discount-row .os-label em{ font-style:normal; font-size:12px; font-weight:700; color:#0f9d6b; background:#eafaf3; border:1px solid #c7efdd; padding:1px 8px; }
.order-summary .os-save{ color:#0f9d6b; font-weight:700; }
.order-summary .os-total{ margin-top:12px; padding-top:14px; border-top:1px dashed var(--c-border); }
.order-summary .os-total-label{ font-size:14px; font-weight:600; color:var(--c-heading); }
.order-summary .os-total-price{ font-size:30px; font-weight:800; color:#f97316; }
.order-summary .os-agree{ display:flex; align-items:flex-start; gap:9px; margin:18px 0; font-size:13px; color:#5f6b7e; line-height:1.7; cursor:pointer; }
.order-summary .os-agree input{ width:16px; height:16px; margin-top:2px; flex:0 0 auto; accent-color:var(--c-primary); }
.order-summary .os-agree a{ color:var(--c-primary); }

@media (max-width:991px){
  .checkout-wrap{ flex-direction:column; }
  .checkout-side{ position:static; flex:auto; width:100%; }
}

/* ============================================================
   认证页（登录/注册）：上 hero banner（居中标题）+ 下方居中表单卡
   ============================================================ */
.auth-page{ background:#fff; }
/* 两栏 hero：左文字 + 右图（复用 .ai-badge/.ai-sub/.ai-stats，左对齐） */
.hero-copy{ color:#fff; padding-right:20px; animation:heroSlideInLeft .8s ease-out both; }
/* 全站 hero 入场效果（与域名注册页一致）：左文从左滑入、右图从右滑入 */
@keyframes heroSlideInLeft{ from{opacity:0; transform:translateX(-40px)} to{opacity:1; transform:translateX(0)} }
@keyframes heroSlideInRight{ from{opacity:0; transform:translateX(40px)} to{opacity:1; transform:translateX(0)} }
.hero-copy h1{ color:#fff; font-size:44px; font-weight:700; line-height:1.2; margin-bottom:14px; }
.hero-copy h1 .ai-hl{ color:#ffd24a; }
.hero-copy .ai-badge{ font-size:14px; }
.hero-copy .ai-sub{ font-size:17px; margin:0 0 26px; max-width:560px; }
.hero-feats{ list-style:none; padding:0; margin:20px 0 0; display:grid; grid-template-columns:1fr 1fr; gap:11px 24px; max-width:540px; text-align:left; }
.hero-feats li{ display:flex; align-items:center; gap:9px; color:rgba(255,255,255,.92); font-size:15px; }
.hero-feats li i{ flex:0 0 auto; color:#7fe9c3; font-size:15px; }
.hero-copy .hero-feats li,.hero-copy .hero-feats li i{ font-size:16px; }
.auth-hero-inner .hero-feats{ margin:20px auto 0; }   /* 居中 hero 时特性清单居中 */
/* 域名注册页：紧凑 hero + 右图高度不超过左侧文字 */
.domain-reg-page .page-hero{ padding:106px 0 56px; }
.domain-reg-page .hero-pic img{ max-width:100%; max-height:300px; width:auto; }
.hero-pic{ text-align:center; animation:heroSlideInRight .8s ease-out .15s both; }
.hero-pic img{ width:100%; max-width:480px; height:auto; filter:drop-shadow(0 10px 16px rgba(2,16,60,.38)); animation:glbFloat 6s ease-in-out infinite; }
/* 产品/云服务器展示页：右图放大 + hero 与下方内容间距收紧（统一作用域，不影响域名/认证页） */
.product-page .hero-pic img, .server-page .hero-pic img{ max-width:520px; }
.product-page .page-hero, .server-page .page-hero{ padding-bottom:28px; }
.product-page #products, .server-page #products{ padding-top:46px; }
/* 居中 banner 变体 */
.auth-hero{ text-align:center; padding:108px 0 76px; }
.auth-hero-inner{ position:relative; z-index:2; max-width:680px; margin:0 auto; }
.auth-hero-inner > *{ animation:heroIn .7s ease both; }
.auth-hero-inner > *:nth-child(1){ animation-delay:.05s }
.auth-hero-inner > *:nth-child(2){ animation-delay:.15s }
.auth-hero-inner > *:nth-child(3){ animation-delay:.25s }
.auth-hero-inner > *:nth-child(4){ animation-delay:.35s }
.ai-badge{ display:inline-flex; align-items:center; gap:7px; font-size:13px; font-weight:600; letter-spacing:.5px; color:#dbe7ff; padding:7px 15px; background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.2); margin-bottom:20px; }
.auth-hero-inner h1{ color:#fff; font-size:40px; font-weight:700; line-height:1.2; margin-bottom:14px; }
.auth-hero-inner h1 .ai-hl{ color:#ffd24a; }
.ai-sub{ color:rgba(255,255,255,.82); font-size:16px; line-height:1.8; max-width:560px; margin:0 auto 26px; }
.ai-stats{ display:inline-flex; gap:42px; padding-top:22px; border-top:1px solid rgba(255,255,255,.16); }
.ai-stats b{ display:block; font-size:24px; font-weight:800; color:#fff; line-height:1.1; }
.ai-stats span{ font-size:12.5px; color:rgba(255,255,255,.7); }
/* 表单卡：波浪下方白底，居中，轻微上移与波浪衔接 */
.auth-wrap{ position:relative; z-index:3; margin-top:-40px; padding:0 16px 70px; }
.auth-panel{ max-width:760px; margin:0 auto; background:#fff; padding:48px 60px; border:1px solid var(--c-border); box-shadow:0 26px 64px rgba(20,40,80,.14); }
.auth-page .form-group{ margin-bottom:18px; }
.auth-page .form-group label{ display:block; font-size:14px; color:var(--c-heading); font-weight:600; margin-bottom:8px; }
.auth-page .form-input{ width:100%; padding:13px 16px; border:1px solid var(--c-border); background:#fff; font-size:15px; color:var(--c-heading); box-sizing:border-box; transition:.2s; }
.auth-page .form-input:focus{ outline:none; border-color:var(--c-primary); box-shadow:0 0 0 3px rgba(37,99,235,.12); }
.auth-page .form-input::placeholder{ color:#a7b0bd; }
.auth-page .form-options{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px; margin-bottom:22px; font-size:14px; }
.auth-page .remember-me{ display:flex; align-items:center; gap:7px; color:#5f5f5f; cursor:pointer; }
.auth-page .remember-me input{ width:15px; height:15px; accent-color:var(--c-primary); }
.auth-page .forgot-link{ color:var(--c-primary); text-decoration:none; font-weight:600; }
.auth-page .forgot-link:hover{ text-decoration:underline; }
.auth-page .login-submit-btn{ width:100%; padding:15px; border:none; cursor:pointer; font-size:16px; font-weight:700; color:#fff; transition:.25s; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); }
.auth-page .login-submit-btn:hover{ transform:translateY(-2px); }
.auth-page .login-submit-btn.disabled{ opacity:.7; cursor:not-allowed; transform:none; }
.auth-page .login-msg{ padding:11px 15px; margin-bottom:18px; font-size:14px; display:none; background:#fef2f2; color:#dc2626; border:1px solid #fecaca; }
.auth-page .register-link{ text-align:center; margin-top:22px; color:#8a98a8; font-size:14px; }
.auth-page .register-link a{ color:var(--c-primary); font-weight:600; text-decoration:none; }
.auth-page .register-link a:hover{ text-decoration:underline; }
.auth-page .oauth-divider{ display:flex; align-items:center; margin:24px 0 18px; color:#a7b0bd; font-size:13px; }
.auth-page .oauth-divider::before,.auth-page .oauth-divider::after{ content:""; flex:1; height:1px; background:var(--c-border); }
.auth-page .oauth-divider span{ padding:0 14px; }
.auth-page .oauth-buttons{ display:flex; justify-content:center; gap:14px; flex-wrap:wrap; }
.auth-page .oauth-btn{ width:48px; height:48px; display:inline-flex; align-items:center; justify-content:center; background:var(--c-soft); border:1px solid var(--c-border); transition:.2s; }
.auth-page .oauth-btn:hover{ background:#e9eef7; transform:translateY(-2px); }
.auth-page .oauth-btn img{ width:26px; height:26px; }
.auth-page .telegram-section{ margin-top:18px; padding-top:18px; border-top:1px solid var(--c-border); text-align:center; }
.auth-page .telegram-section .tg-label{ color:#8a98a8; font-size:13px; margin-bottom:13px; }
.cf-turnstile-wrap{ margin-bottom:18px; }
/* 登录页：CF 验证 + Telegram 快捷登录并排（CF 左，TG 右） */
.login-verify-row{ display:flex; align-items:center; gap:18px 28px; flex-wrap:wrap; margin-bottom:18px; }
.login-verify-row .cf-host{ flex:0 0 auto; }
.auth-page .login-verify-row .telegram-section{ margin:0; padding:0; border:0; flex:1 1 auto; text-align:center; }
.auth-page .login-verify-row .telegram-section .tg-label{ margin-bottom:8px; }
/* 表单卡内标题 + 多步骤向导（忘记密码等复用） */
.auth-panel h2{ font-size:22px; color:var(--c-heading); margin-bottom:6px; }
.auth-panel .subtitle{ color:#8a98a8; font-size:14px; margin-bottom:24px; }
.step-panel{ display:none; }
.step-panel.active{ display:block; }
.auth-page .form-select{ width:100%; padding:13px 16px; border:1px solid var(--c-border); background:#fff; font-size:15px; color:var(--c-heading); box-sizing:border-box; cursor:pointer; appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 14px center; background-size:18px; }
.auth-page .form-select:focus{ outline:none; border-color:var(--c-primary); box-shadow:0 0 0 3px rgba(37,99,235,.12); }
.method-options{ display:flex; flex-direction:column; gap:12px; margin-bottom:18px; }
.method-btn{ display:flex; align-items:center; gap:14px; padding:16px 18px; background:#fff; border:1px solid var(--c-border); cursor:pointer; transition:.2s; }
.method-btn:hover{ border-color:var(--c-primary); background:#f3f7ff; }
.method-btn.disabled{ opacity:.5; cursor:not-allowed; }
.method-btn.disabled:hover{ border-color:var(--c-border); background:#fff; }
.method-icon{ flex:0 0 auto; width:44px; height:44px; display:flex; align-items:center; justify-content:center; }
.method-icon.email{ background:linear-gradient(135deg,#2563eb,#1d4ed8); }
.method-icon.kefu{ background:linear-gradient(135deg,#f59e0b,#d97706); }
.method-icon svg{ width:22px; height:22px; fill:#fff; }
.method-info{ flex:1; }
.method-title{ color:var(--c-heading); font-size:15px; font-weight:600; margin-bottom:3px; }
.method-desc{ color:#9aa6b4; font-size:13px; }
.code-input-row{ display:flex; gap:12px; }
.code-input-row .form-input{ flex:1; }
.send-code-btn{ padding:0 18px; background:var(--c-soft); border:1px solid var(--c-border); font-size:14px; font-weight:600; color:var(--c-primary); cursor:pointer; white-space:nowrap; transition:.2s; }
.send-code-btn:hover{ background:#eaf0fb; border-color:var(--c-primary); }
.send-code-btn:disabled{ color:#9aa6b4; cursor:not-allowed; background:var(--c-soft); border-color:var(--c-border); }
.contact-display{ display:flex; align-items:center; gap:12px; padding:14px 16px; background:#f0f7ff; border:1px solid #c7e0fb; margin-bottom:18px; }
.contact-display svg{ flex:0 0 auto; width:20px; height:20px; fill:#2563eb; }
.contact-display span{ color:#1d63b0; font-size:14px; font-weight:500; }
/* 注册页专用 */
.auth-page .required{ color:#e0524d; }
.auth-page .form-row{ display:flex; gap:14px; }
.auth-page .form-row .form-group{ flex:1; }
.auth-page .agreement-box{ display:flex; align-items:flex-start; gap:8px; font-size:13.5px; color:#5f5f5f; margin:2px 0 20px; }
.auth-page .agreement-box input{ flex:0 0 auto; margin-top:3px; width:15px; height:15px; accent-color:var(--c-primary); }
.auth-page .agreement-box a{ color:var(--c-primary); text-decoration:none; }
.auth-page .login-link{ text-align:center; margin-top:20px; color:#8a98a8; font-size:14px; }
.auth-page .login-link a{ color:var(--c-primary); font-weight:600; text-decoration:none; }
.auth-page .register-submit-btn.disabled{ opacity:.6; cursor:not-allowed; transform:none; }
/* 注册成功弹窗 */
.reg-ok-mask{ position:fixed; inset:0; background:rgba(8,18,40,.55); z-index:1000; }
.reg-ok-box{ position:fixed; left:50%; top:50%; transform:translate(-50%,-50%); width:340px; max-width:92vw; z-index:1001; background:#fff; padding:38px 30px; text-align:center; box-shadow:0 30px 70px rgba(0,0,0,.3); }
.reg-ok-box .ok-wrap{ width:72px; height:72px; margin:0 auto 18px; border-radius:50%; background:linear-gradient(135deg,#22c55e,#16a34a); display:flex; align-items:center; justify-content:center; }
.reg-ok-box .ok-wrap svg{ width:40px; height:40px; }
.reg-ok-box .ok-wrap svg path{ stroke:#fff; }
.reg-ok-title{ font-size:22px; font-weight:700; color:var(--c-heading); margin-bottom:8px; }
.reg-ok-sub{ font-size:14px; color:#8a98a8; margin-bottom:24px; }
.ok-enter-btn{ width:100%; padding:13px; border:none; cursor:pointer; color:#fff; font-size:15px; font-weight:700; background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); }
@media (max-width:991px){
  .page-hero{ padding:120px 0 90px; }
  .auth-hero{ padding:120px 0 96px; }
  .auth-hero-inner h1,.hero-copy h1{ font-size:30px; }
  .hero-copy{ text-align:center; padding:0; margin-bottom:30px; }
  .hero-copy .ai-sub{ margin-left:auto; margin-right:auto; }
  .hero-copy .hero-feats{ margin-left:auto; margin-right:auto; text-align:left; }
  .hero-pic{ margin-top:6px; }
  .hero-pic img{ max-width:330px; }
  .auth-wrap{ margin-top:-50px; }
}
@media (max-width:480px){
  .auth-panel{ padding:30px 22px; }
  .ai-stats{ gap:26px; }
  .auth-page .form-options{ flex-direction:column; align-items:flex-start; }
  .auth-page .form-row{ flex-direction:column; gap:0; }
}

/* ============================================================
   响应式（统一收尾）
   ============================================================ */
@media (max-width:991px){
  .hero-globe-wrap{ max-width:440px; margin-top:30px; }
  .video-section{ padding:64px 0; }
  .video-frame{ margin-top:34px; }
  .vs-text h2{ font-size:31px; }
  .why-img{ margin:30px 0; }
}
@media (max-width:768px){
  .home-section{ padding:96px 0 36px; }
  .main-banner-content h1{ font-size:32px; }
  .main-banner-content p{ font-size:16px; }
  .hero-features{ grid-template-columns:1fr; gap:10px; }
  .cta-band{ padding:48px 0; }
  .cta-text h2{ font-size:28px; }
  .cta-actions{ width:100%; }
  .why-head h2,.vs-text h2{ font-size:27px; }
}
@media (max-width:575px){
  .why-box{ padding:32px 22px; }
  .why-stats{ gap:22px 16px; }
  .why-stat .ws-txt b{ font-size:21px; }
  .video-cover .popup-video{ width:64px; height:64px; font-size:23px; }
  .product-card .pc-price .amount{ font-size:32px; }
}