:root{--bg:#f5f9ff;--surface:#fff;--surface-soft:#f7faff;--surface-blue:#edf5ff;--line:#dce8f7;--line-strong:#cbdcf2;--text:#11213a;--muted:#687892;--blue:#146cff;--blue-dark:#0957da;--blue-soft:#e7f1ff;--cyan:#1db8d8;--violet:#7357ff;--green:#18a874;--danger:#ef4f63;--shadow:0 24px 70px rgba(39,89,160,.13);--shadow-soft:0 12px 35px rgba(33,78,145,.09);--radius:24px;--header-h:76px;color-scheme:light;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif}
:root[data-theme="dark"]{--bg:#07111f;--surface:#0d1929;--surface-soft:#101f32;--surface-blue:#102744;--line:#20324a;--line-strong:#2a4260;--text:#eef5ff;--muted:#8fa2bb;--blue:#4d91ff;--blue-dark:#72a9ff;--blue-soft:#122b4d;--cyan:#46cde7;--violet:#8c7bff;--green:#37c995;--danger:#ff6c7d;--shadow:0 24px 70px rgba(0,0,0,.35);--shadow-soft:0 12px 35px rgba(0,0,0,.23);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:inherit;overflow-x:hidden}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}.hidden{display:none!important}.site-shell{min-height:100vh}.site-header{position:fixed;z-index:100;top:0;left:0;right:0;height:var(--header-h);display:flex;align-items:center;padding:0 max(28px,calc((100vw - 1240px)/2));gap:46px;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(20px);border-bottom:1px solid transparent;transition:.25s}.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 10px 30px rgba(26,72,135,.06)}.site-brand{display:inline-flex;align-items:center;gap:11px;flex:none}.site-brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(145deg,#2382ff,#0758dc);box-shadow:0 10px 23px rgba(20,108,255,.28)}.site-brand-mark svg{width:28px;fill:none;stroke:#fff;stroke-width:2.2}.site-brand>span:last-child{display:flex;flex-direction:column;line-height:1}.site-brand strong{font-size:18px;letter-spacing:-.3px}.site-brand small{margin-top:5px;font-size:8px;letter-spacing:1.5px;color:var(--muted)}.site-nav{display:flex;align-items:center;gap:34px;margin-right:auto}.site-nav a{font-size:14px;color:var(--muted);font-weight:650;transition:.2s}.site-nav a:hover{color:var(--blue)}.header-actions{display:flex;align-items:center;gap:10px}.theme-toggle{width:42px;height:42px;border:1px solid var(--line);border-radius:13px;background:var(--surface);display:grid;place-items:center;color:var(--muted)}.theme-toggle svg{grid-area:1/1;width:19px;fill:none;stroke:currentColor;stroke-width:1.8;transition:.2s}.theme-moon{display:none}:root[data-theme="dark"] .theme-sun{display:none}:root[data-theme="dark"] .theme-moon{display:block}.header-login,.header-primary{height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:0 18px;font-size:14px;font-weight:700}.header-login{color:var(--muted)}.header-login:hover{color:var(--blue)}.header-primary{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(20,108,255,.2)}.header-primary:hover{background:var(--blue-dark)}.mobile-menu{display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--surface);border-radius:13px;padding:10px}.mobile-menu span{display:block;height:2px;margin:4px 0;background:var(--text);border-radius:2px}.mobile-nav{display:none}.hero-section{position:relative;min-height:860px;padding:calc(var(--header-h) + 78px) 24px 42px;overflow:hidden;background:radial-gradient(circle at 16% 15%,rgba(25,121,255,.12),transparent 31%),radial-gradient(circle at 86% 26%,rgba(79,178,255,.14),transparent 26%),linear-gradient(180deg,var(--bg),color-mix(in srgb,var(--surface-blue) 38%,var(--bg)))}.hero-grid,.final-grid{position:absolute;inset:0;background-image:linear-gradient(color-mix(in srgb,var(--blue) 7%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--blue) 7%,transparent) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.75),transparent 90%);pointer-events:none}.hero-orb{position:absolute;border-radius:50%;filter:blur(1px);opacity:.8;pointer-events:none}.hero-orb-one{width:420px;height:420px;left:-240px;top:260px;background:radial-gradient(circle,#70b5ff33,transparent 68%)}.hero-orb-two{width:520px;height:520px;right:-270px;top:80px;background:radial-gradient(circle,#39c6ef2c,transparent 66%)}.hero-content{position:relative;z-index:2;max-width:1240px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1.05fr) 470px;gap:78px;align-items:center}.hero-copy{padding:40px 0}.eyebrow,.section-label,.section-heading>span{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:800;letter-spacing:1.8px;color:var(--blue)}.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 6px color-mix(in srgb,var(--blue) 12%,transparent)}.hero-copy h1{margin:24px 0 22px;font-size:64px;line-height:1.09;letter-spacing:-3.4px}.hero-copy h1 em{font-style:normal;color:var(--blue);position:relative}.hero-copy h1 em:after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:7px;border-radius:50%;border-top:3px solid color-mix(in srgb,var(--blue) 42%,transparent)}.hero-copy>p{max-width:650px;margin:0;color:var(--muted);font-size:18px;line-height:1.9}.hero-actions{display:flex;gap:14px;align-items:center;margin-top:36px}.primary-cta,.secondary-cta,.white-cta{height:52px;border-radius:14px;padding:0 24px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:760;border:0}.primary-cta{background:linear-gradient(135deg,#1979ff,#0b5ddd);color:#fff;box-shadow:0 14px 30px rgba(20,108,255,.25)}.primary-cta:hover{transform:translateY(-1px);box-shadow:0 18px 34px rgba(20,108,255,.3)}.primary-cta svg,.help-more svg{width:18px;fill:none;stroke:currentColor;stroke-width:2}.secondary-cta{background:var(--surface);border:1px solid var(--line);color:var(--text);box-shadow:var(--shadow-soft)}.secondary-cta:hover{border-color:var(--blue);color:var(--blue)}.hero-trust{display:flex;flex-wrap:wrap;gap:20px;margin-top:27px;color:var(--muted);font-size:13px}.hero-trust span{display:flex;align-items:center;gap:5px}.hero-trust svg{width:16px;fill:none;stroke:var(--green);stroke-width:2.5}.login-card{position:relative;background:color-mix(in srgb,var(--surface) 94%,transparent);border:1px solid color-mix(in srgb,var(--line) 90%,transparent);border-radius:28px;padding:31px;box-shadow:0 35px 100px rgba(27,77,144,.18),inset 0 1px rgba(255,255,255,.8);backdrop-filter:blur(18px)}:root[data-theme="dark"] .login-card{box-shadow:0 35px 100px rgba(0,0,0,.38),inset 0 1px rgba(255,255,255,.04)}.login-card:before{content:"";position:absolute;inset:-1px;border-radius:28px;padding:1px;background:linear-gradient(135deg,rgba(82,155,255,.46),transparent 36%,rgba(85,211,239,.24));mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;pointer-events:none}.login-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:15px}.login-kicker{font-size:9px;color:var(--blue);letter-spacing:1.7px;font-weight:850}.login-card h2{font-size:25px;margin:6px 0 0;letter-spacing:-.5px}.secure-badge{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--green);padding:7px 9px;border-radius:99px;background:color-mix(in srgb,var(--green) 9%,transparent)}.secure-badge svg{width:14px;fill:none;stroke:currentColor;stroke-width:2}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;margin:25px 0 23px;padding:4px;background:var(--surface-soft);border:1px solid var(--line);border-radius:13px}.auth-tabs button{height:39px;border:0;border-radius:9px;color:var(--muted);background:transparent;font-weight:700}.auth-tabs button.active{color:var(--blue);background:var(--surface);box-shadow:0 5px 15px rgba(28,74,139,.09)}.home-auth-form{display:grid;gap:17px}.home-auth-form label>span{display:block;margin-bottom:8px;font-size:12px;color:var(--muted);font-weight:700}.input-shell{height:50px;display:flex;align-items:center;border:1px solid var(--line);background:var(--surface);border-radius:13px;padding:0 13px;transition:.2s}.input-shell:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px color-mix(in srgb,var(--blue) 10%,transparent)}.input-shell>svg{width:19px;fill:none;stroke:var(--muted);stroke-width:1.8;margin-right:10px;flex:none}.input-shell input{min-width:0;flex:1;border:0;outline:0;background:transparent;color:var(--text);font-size:14px}.input-shell b{font-size:12px;color:var(--muted);font-weight:600;white-space:nowrap}.password-eye{width:30px;height:30px;border:0;background:transparent;color:var(--muted);display:grid;place-items:center}.password-eye svg{width:18px;fill:none;stroke:currentColor;stroke-width:1.8}.form-meta{display:flex;justify-content:space-between;align-items:center;font-size:12px}.form-meta>a{color:var(--blue)}.remember{display:flex!important;align-items:center;gap:7px;color:var(--muted);margin:0!important}.remember input{display:none}.remember span{display:block!important;width:17px;height:17px;border:1px solid var(--line-strong);border-radius:5px;margin:0!important;position:relative}.remember input:checked+span{background:var(--blue);border-color:var(--blue)}.remember input:checked+span:after{content:"";position:absolute;left:5px;top:2px;width:4px;height:8px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}.form-submit{height:50px;border:0;border-radius:13px;background:linear-gradient(135deg,#1979ff,#0b5ddd);color:#fff;font-weight:800;box-shadow:0 12px 26px rgba(20,108,255,.22);display:flex;align-items:center;justify-content:center}.form-submit:hover{filter:brightness(1.04)}.form-submit:disabled{opacity:.55;cursor:not-allowed}.form-hint{text-align:center;margin:0;color:var(--muted);font-size:11px}.login-divider{position:relative;margin:22px 0;text-align:center;border-top:1px solid var(--line)}.login-divider span{position:relative;top:-9px;padding:0 12px;background:var(--surface);font-size:11px;color:var(--muted)}.guest-entry{width:100%;display:flex;align-items:center;gap:12px;text-align:left;border:1px solid var(--line);background:var(--surface-soft);border-radius:15px;padding:12px 13px;color:var(--text)}.guest-entry:hover{border-color:var(--blue);background:var(--surface-blue)}.guest-entry>span{width:40px;height:40px;border-radius:12px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center}.guest-entry>span svg{width:21px;fill:none;stroke:currentColor;stroke-width:1.8}.guest-entry div{display:flex;flex-direction:column;gap:3px;flex:1}.guest-entry strong{font-size:13px}.guest-entry small{font-size:10px;color:var(--muted)}.guest-arrow{width:17px;fill:none;stroke:var(--muted);stroke-width:2}.account-ready{text-align:center;padding:33px 0 5px}.ready-avatar{width:68px;height:68px;border-radius:22px;background:linear-gradient(145deg,#2a84ff,#0758dc);color:#fff;display:grid;place-items:center;margin:0 auto 16px;font-size:26px;font-weight:850;box-shadow:0 15px 30px rgba(20,108,255,.22)}.account-ready strong{display:block;font-size:22px}.account-ready p{color:var(--muted);margin:7px 0 24px}.account-ready .form-submit{margin-bottom:15px}.text-action{border:0;background:transparent;color:var(--muted);font-size:12px}.text-action:hover{color:var(--blue)}.hero-proof{position:relative;z-index:3;max-width:1240px;margin:61px auto 0;display:flex;align-items:center;justify-content:space-around;padding:24px 30px;border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--surface) 76%,transparent);backdrop-filter:blur(12px);box-shadow:var(--shadow-soft)}.hero-proof div{display:flex;align-items:center;gap:12px}.hero-proof strong{font-size:22px;color:var(--blue)}.hero-proof span{font-size:12px;color:var(--muted)}.hero-proof>i{height:30px;width:1px;background:var(--line)}.section{max-width:1240px;margin:0 auto;padding:110px 24px}.section-heading{max-width:690px}.section-heading.centered{text-align:center;margin:0 auto 55px}.section-heading h2{font-size:40px;letter-spacing:-1.8px;margin:13px 0 16px}.section-heading p{font-size:16px;line-height:1.8;color:var(--muted);margin:0}.product-section{padding-top:120px}.product-stage{display:grid;gap:32px}.workspace-preview{border:1px solid var(--line);border-radius:24px;background:var(--surface);box-shadow:var(--shadow);overflow:hidden}.preview-top{height:68px;display:flex;align-items:center;padding:0 22px;border-bottom:1px solid var(--line);gap:18px}.preview-logo{width:36px;height:36px;border-radius:11px;background:var(--blue);display:grid;place-items:center;color:#fff}.preview-logo svg{width:22px;fill:none;stroke:currentColor;stroke-width:1.8}.preview-search{height:38px;max-width:420px;flex:1;border-radius:11px;background:var(--surface-soft);border:1px solid var(--line);padding:10px 15px;color:var(--muted);font-size:11px}.preview-user{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);font-weight:800;margin-left:auto}.preview-body{display:grid;grid-template-columns:215px 1fr;min-height:405px}.preview-body aside{padding:19px 14px;background:var(--surface-soft);border-right:1px solid var(--line);display:flex;flex-direction:column;gap:3px}.preview-body aside button{height:43px;border:0;border-radius:13px;background:var(--blue);color:#fff;text-align:left;padding:0 18px;font-weight:750;margin-bottom:10px}.preview-body aside span,.preview-body aside b{height:36px;display:flex;align-items:center;border-radius:10px;padding:0 14px;font-size:12px;color:var(--muted);font-weight:600}.preview-body aside b{background:var(--blue-soft);color:var(--blue)}.preview-body aside em{margin-left:auto;font-style:normal}.preview-list header{height:56px;padding:0 20px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line)}.preview-list header small{color:var(--muted)}.preview-list article{min-height:69px;padding:0 20px;display:grid;grid-template-columns:15px 145px 1fr auto;align-items:center;gap:12px;border-bottom:1px solid var(--line);font-size:12px}.preview-list article.unread{background:color-mix(in srgb,var(--blue) 4%,var(--surface));font-weight:650}.preview-list article>i{width:8px;height:8px;border-radius:50%;background:var(--line-strong)}.preview-list article.unread>i{background:var(--blue);box-shadow:0 0 0 5px color-mix(in srgb,var(--blue) 10%,transparent)}.preview-list article>div{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.preview-list article>div span{color:var(--muted);margin-left:5px}.preview-list time{color:var(--muted)}.capability-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.capability-cards article{border:1px solid var(--line);border-radius:21px;padding:27px;background:var(--surface);box-shadow:var(--shadow-soft)}.feature-icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;margin-bottom:20px}.feature-icon svg{width:25px;fill:none;stroke:currentColor;stroke-width:1.8}.feature-icon.blue{color:var(--blue);background:var(--blue-soft)}.feature-icon.cyan{color:var(--cyan);background:color-mix(in srgb,var(--cyan) 11%,transparent)}.feature-icon.violet{color:var(--violet);background:color-mix(in srgb,var(--violet) 11%,transparent)}.capability-cards h3{font-size:18px;margin:0 0 10px}.capability-cards p{margin:0;color:var(--muted);font-size:13px;line-height:1.8}.temporary-section{max-width:none;background:linear-gradient(135deg,color-mix(in srgb,var(--blue) 9%,var(--bg)),color-mix(in srgb,var(--cyan) 6%,var(--bg)));display:grid;grid-template-columns:minmax(0,540px) 600px;gap:80px;justify-content:center;align-items:center;padding-left:max(24px,calc((100vw - 1240px)/2));padding-right:max(24px,calc((100vw - 1240px)/2));overflow:hidden}.temporary-copy h2{font-size:42px;line-height:1.22;letter-spacing:-2px;margin:16px 0}.temporary-copy>p{color:var(--muted);line-height:1.9}.temporary-copy ul{list-style:none;padding:0;margin:25px 0 31px;display:grid;grid-template-columns:1fr 1fr;gap:13px 18px;color:var(--muted);font-size:13px}.temporary-copy li{display:flex;align-items:center;gap:9px}.temporary-copy li i{width:19px;height:19px;border-radius:6px;background:var(--blue-soft);position:relative}.temporary-copy li i:after{content:"";position:absolute;left:6px;top:4px;width:5px;height:8px;border:solid var(--blue);border-width:0 2px 2px 0;transform:rotate(45deg)}.temporary-visual{position:relative;min-height:430px;display:grid;place-items:center}.temp-glow{position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(52,148,255,.26),transparent 67%)}.temp-window{position:relative;width:100%;max-width:550px;border:1px solid color-mix(in srgb,var(--line-strong) 80%,transparent);border-radius:23px;background:color-mix(in srgb,var(--surface) 92%,transparent);box-shadow:0 35px 80px rgba(24,83,160,.2);padding-bottom:25px;transform:rotate(1.5deg)}.temp-window header{height:57px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 19px;gap:14px}.temp-window header>span{display:flex;gap:5px}.temp-window header i{width:8px;height:8px;border-radius:50%;background:#ff6979}.temp-window header i:nth-child(2){background:#ffbb42}.temp-window header i:nth-child(3){background:#36c98e}.temp-window header b{font-size:13px}.temp-window header em{margin-left:auto;font-size:11px;font-style:normal;color:var(--green);padding:6px 9px;background:color-mix(in srgb,var(--green) 8%,transparent);border-radius:99px}.temp-address{margin:23px;border:1px solid var(--line);border-radius:16px;padding:17px;background:var(--surface-soft);display:grid;grid-template-columns:1fr auto;gap:5px}.temp-address small{grid-column:1/-1;color:var(--muted);font-size:10px}.temp-address strong{font-size:17px;color:var(--blue);word-break:break-all}.temp-address button{border:0;border-radius:9px;background:var(--blue-soft);color:var(--blue);font-size:11px;padding:0 13px}.temp-inbox{margin:0 23px;padding:20px;border:1px dashed var(--line-strong);border-radius:16px;display:flex;align-items:center;gap:14px}.pulse-mail{width:45px;height:45px;border-radius:14px;background:var(--blue-soft);display:grid;place-items:center;color:var(--blue);position:relative}.pulse-mail:after{content:"";position:absolute;inset:-7px;border:1px solid color-mix(in srgb,var(--blue) 25%,transparent);border-radius:18px;animation:pulse 2s infinite}.pulse-mail svg{width:23px;fill:none;stroke:currentColor;stroke-width:1.8}.temp-inbox div{display:flex;flex-direction:column;gap:4px}.temp-inbox small{color:var(--muted)}@keyframes pulse{0%,100%{opacity:.3;transform:scale(.96)}50%{opacity:1;transform:scale(1.04)}}.security-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.security-grid article{position:relative;min-height:300px;border:1px solid var(--line);background:var(--surface);border-radius:21px;padding:28px;overflow:hidden;transition:.25s}.security-grid article:hover{transform:translateY(-5px);box-shadow:var(--shadow-soft);border-color:color-mix(in srgb,var(--blue) 34%,var(--line))}.security-grid article>span{position:absolute;right:20px;top:16px;font-size:42px;font-weight:900;color:color-mix(in srgb,var(--blue) 7%,transparent)}.security-grid svg{width:54px;fill:none;stroke:var(--blue);stroke-width:1.6;margin:18px 0 32px}.security-grid h3{font-size:17px;margin:0 0 11px}.security-grid p{font-size:13px;line-height:1.8;color:var(--muted);margin:0}.mode-section{max-width:none;background:var(--surface-soft);padding-left:max(24px,calc((100vw - 1240px)/2));padding-right:max(24px,calc((100vw - 1240px)/2))}.mode-panel{max-width:1240px;margin:auto;display:grid;grid-template-columns:430px 1fr;gap:70px;align-items:center}.mode-copy h2{font-size:40px;letter-spacing:-1.8px;margin:15px 0}.mode-copy p{color:var(--muted);line-height:1.9}.mode-switch-demo{display:inline-flex;padding:4px;border:1px solid var(--line);background:var(--surface);border-radius:13px;margin-top:20px}.mode-switch-demo button{height:38px;border:0;border-radius:9px;background:transparent;color:var(--muted);padding:0 16px;display:flex;align-items:center;gap:7px}.mode-switch-demo button.active{background:var(--blue-soft);color:var(--blue)}.mode-switch-demo i{width:10px;height:10px;border-radius:50%;background:#f6c34a}.mode-switch-demo button:last-child i{background:#192843}.mode-cards{position:relative;display:flex;align-items:center;min-height:420px}.mode-card{position:absolute;width:430px;height:280px;border-radius:21px;overflow:hidden;box-shadow:0 28px 60px rgba(25,63,111,.22);border:1px solid}.mode-card.light{right:170px;top:25px;background:#fff;border-color:#dbe8f6;transform:rotate(-3deg)}.mode-card.dark{right:0;bottom:15px;background:#0d1929;border-color:#263850;transform:rotate(4deg)}.mode-card header{height:48px;display:flex;align-items:center;padding:0 15px;gap:12px;border-bottom:1px solid}.mode-card.light header{border-color:#e5edf7}.mode-card.dark header{border-color:#263850}.mode-card header i{width:25px;height:25px;border-radius:8px;background:#1677ff}.mode-card header span{height:19px;flex:1;border-radius:6px}.mode-card.light header span{background:#f2f6fb}.mode-card.dark header span{background:#142438}.mode-card header b{width:24px;height:24px;border-radius:50%;background:#ddebff}.mode-card section{display:grid;grid-template-columns:95px 1fr;height:calc(100% - 48px)}.mode-card aside{border-right:1px solid}.mode-card.light aside{background:#f8fbff;border-color:#e5edf7}.mode-card.dark aside{background:#101f32;border-color:#263850}.mode-card main{padding:18px}.mode-card main i{display:block;height:38px;border-radius:7px;margin-bottom:9px}.mode-card.light main i{background:#f2f6fb}.mode-card.light main i:first-child{background:#e9f3ff}.mode-card.dark main i{background:#142438}.mode-card.dark main i:first-child{background:#102b4b}.faq-section{display:grid;grid-template-columns:360px 1fr;gap:90px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line);padding:0}.faq-list summary{list-style:none;min-height:72px;display:flex;align-items:center;justify-content:space-between;font-weight:750;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary i{width:22px;height:22px;position:relative}.faq-list summary i:before,.faq-list summary i:after{content:"";position:absolute;left:5px;right:5px;top:10px;height:2px;background:var(--blue);border-radius:2px}.faq-list summary i:after{transform:rotate(90deg);transition:.2s}.faq-list details[open] summary i:after{transform:rotate(0)}.faq-list details p{margin:0 45px 22px 0;color:var(--muted);line-height:1.8;font-size:13px}.help-more{grid-column:2;display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:750;justify-self:start}.final-cta{position:relative;max-width:1240px;margin:0 auto 100px;padding:57px 60px;border-radius:28px;background:linear-gradient(135deg,#0d5ee2,#1684ff);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:40px;overflow:hidden;box-shadow:0 30px 70px rgba(20,108,255,.25)}.final-cta>div:not(.final-grid){position:relative;z-index:2}.final-cta>div>span{font-size:10px;letter-spacing:2px;font-weight:800;opacity:.75}.final-cta h2{font-size:35px;margin:10px 0}.final-cta p{margin:0;opacity:.78}.final-actions{display:flex;gap:12px;flex:none}.white-cta{background:#fff;color:#0d61df}.final-actions button{height:52px;padding:0 22px;border-radius:14px;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08);color:#fff;font-weight:750}.site-footer{border-top:1px solid var(--line);padding:55px max(24px,calc((100vw - 1240px)/2)) 25px;display:grid;grid-template-columns:1.1fr 1fr;gap:50px;background:var(--surface)}.footer-brand{margin-bottom:17px}.footer-main>p{max-width:380px;color:var(--muted);font-size:13px;line-height:1.8}.footer-status{display:inline-flex;align-items:center;gap:8px;margin-top:10px;color:var(--green);font-size:12px}.footer-status i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 6px color-mix(in srgb,var(--green) 10%,transparent)}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.footer-links>div{display:flex;flex-direction:column;gap:13px}.footer-links strong{font-size:13px;margin-bottom:5px}.footer-links a{font-size:12px;color:var(--muted)}.footer-links a:hover{color:var(--blue)}.footer-bottom{grid-column:1/-1;border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;color:var(--muted);font-size:11px}.site-toast{position:fixed;z-index:200;left:50%;bottom:30px;transform:translate(-50%,20px);opacity:0;padding:12px 18px;border-radius:12px;background:#102238;color:#fff;font-size:13px;box-shadow:0 15px 40px rgba(0,0,0,.25);pointer-events:none;transition:.25s}.site-toast.show{opacity:1;transform:translate(-50%,0)}.site-toast.danger{background:#b93449}
/* internal content pages */.content-page{padding-top:var(--header-h)}.content-hero{padding:90px 24px 70px;text-align:center;background:linear-gradient(180deg,var(--surface-blue),var(--bg));border-bottom:1px solid var(--line)}.content-hero span{font-size:10px;letter-spacing:2px;color:var(--blue);font-weight:850}.content-hero h1{font-size:46px;margin:15px 0 14px;letter-spacing:-2px}.content-hero p{max-width:650px;margin:auto;color:var(--muted);line-height:1.8}.content-shell{max-width:1100px;margin:auto;padding:70px 24px 110px;display:grid;grid-template-columns:240px 1fr;gap:55px}.content-side{position:sticky;top:105px;align-self:start;border:1px solid var(--line);border-radius:18px;background:var(--surface);padding:12px}.content-side a{display:block;padding:12px 14px;border-radius:10px;color:var(--muted);font-size:13px}.content-side a:hover,.content-side a.active{background:var(--blue-soft);color:var(--blue)}.content-main section{scroll-margin-top:110px;margin-bottom:48px}.content-main h2{font-size:25px;margin:0 0 17px}.content-main h3{font-size:16px;margin:25px 0 10px}.content-main p,.content-main li{color:var(--muted);line-height:1.9;font-size:14px}.content-main ul{padding-left:20px}.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.help-card{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:22px}.help-card svg{width:28px;fill:none;stroke:var(--blue);stroke-width:1.8}.help-card h3{margin:14px 0 8px}.help-card p{margin:0;font-size:12px}.status-panel{border:1px solid var(--line);border-radius:20px;background:var(--surface);padding:28px}.overall-status{display:flex;align-items:center;gap:15px;padding-bottom:25px;border-bottom:1px solid var(--line)}.overall-status i{width:17px;height:17px;border-radius:50%;background:var(--green);box-shadow:0 0 0 8px color-mix(in srgb,var(--green) 10%,transparent)}.overall-status strong{display:block}.overall-status small{color:var(--muted)}.status-list{display:grid;gap:0}.status-row{display:grid;grid-template-columns:1fr auto;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}.status-row:last-child{border:0}.status-row span{color:var(--muted);font-size:12px}.status-row b{font-size:12px;color:var(--green);padding:6px 10px;background:color-mix(in srgb,var(--green) 9%,transparent);border-radius:99px}
@media(max-width:1100px){.site-header{padding:0 24px;gap:25px}.site-nav{gap:19px}.hero-content{grid-template-columns:1fr 430px;gap:40px}.hero-copy h1{font-size:54px}.security-grid{grid-template-columns:1fr 1fr}.temporary-section{grid-template-columns:1fr 1fr;gap:45px}.mode-panel{grid-template-columns:360px 1fr}.mode-card{width:380px}.mode-card.light{right:110px}.faq-section{gap:55px}}
@media(max-width:880px){:root{--header-h:68px}.site-header{padding:0 17px}.site-nav,.header-login,.header-primary{display:none}.mobile-menu{display:block}.mobile-nav{position:fixed;z-index:90;top:68px;left:12px;right:12px;padding:12px;border:1px solid var(--line);border-radius:17px;background:var(--surface);box-shadow:var(--shadow);transform:translateY(-20px);opacity:0;pointer-events:none;transition:.2s}.mobile-nav.open{display:grid;transform:translateY(0);opacity:1;pointer-events:auto}.mobile-nav a{padding:13px;border-radius:10px;color:var(--muted);font-size:14px}.mobile-nav-primary{background:var(--blue);color:#fff!important;text-align:center;margin-top:5px}.hero-section{padding-top:105px}.hero-content{grid-template-columns:1fr;max-width:680px}.hero-copy{text-align:center;padding:20px 0}.hero-copy>p{margin:auto}.hero-actions,.hero-trust{justify-content:center}.hero-copy h1{font-size:52px}.login-card{max-width:500px;width:100%;margin:auto}.hero-proof{display:grid;grid-template-columns:1fr 1fr;gap:20px}.hero-proof>i{display:none}.hero-proof div{justify-content:center}.section{padding:85px 20px}.capability-cards{grid-template-columns:1fr}.temporary-section{grid-template-columns:1fr;padding:85px 30px}.temporary-copy{text-align:center}.temporary-copy ul{text-align:left;max-width:560px;margin:25px auto 31px}.temporary-visual{min-height:380px}.mode-panel{grid-template-columns:1fr}.mode-copy{text-align:center}.mode-cards{min-height:380px}.mode-card.light{right:calc(50% - 130px);transform:translateX(-50%) rotate(-3deg)}.mode-card.dark{right:calc(50% - 280px)}.faq-section{grid-template-columns:1fr}.help-more{grid-column:1}.final-cta{margin:0 20px 70px;padding:45px 35px;flex-direction:column;text-align:center}.site-footer{grid-template-columns:1fr}.content-shell{grid-template-columns:1fr}.content-side{position:static;display:flex;overflow:auto}.content-side a{white-space:nowrap}.preview-body{grid-template-columns:155px 1fr}.preview-list article{grid-template-columns:12px 110px 1fr auto}.preview-list article>div span{display:none}}
@media(max-width:580px){.site-brand-mark{width:37px;height:37px}.site-brand-mark svg{width:24px}.site-brand strong{font-size:16px}.theme-toggle,.mobile-menu{width:39px;height:39px}.hero-section{padding-left:15px;padding-right:15px}.hero-copy h1{font-size:40px;letter-spacing:-2.2px}.hero-copy>p{font-size:15px}.hero-actions{flex-direction:column}.primary-cta,.secondary-cta{width:100%}.hero-trust{gap:12px}.login-card{padding:23px;border-radius:22px}.login-card-head{align-items:center}.secure-badge{font-size:9px}.hero-proof{margin-top:35px;padding:20px 13px}.hero-proof div{flex-direction:column;gap:2px;text-align:center}.hero-proof strong{font-size:20px}.section-heading h2,.temporary-copy h2,.mode-copy h2{font-size:31px;letter-spacing:-1.2px}.workspace-preview{overflow:auto}.preview-top,.preview-body{min-width:690px}.temporary-copy ul{grid-template-columns:1fr}.temp-window{transform:none}.security-grid{grid-template-columns:1fr}.mode-cards{min-height:300px}.mode-card{width:310px;height:210px}.mode-card.light{right:calc(50% - 90px)}.mode-card.dark{right:calc(50% - 220px)}.faq-section{gap:35px}.final-cta{padding:38px 22px}.final-cta h2{font-size:28px}.final-actions{width:100%;flex-direction:column}.white-cta,.final-actions button{width:100%}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column;gap:7px}.content-hero h1{font-size:35px}.content-shell{padding-top:45px}.help-grid{grid-template-columns:1fr}}
:root[data-theme="dark"] .site-header{background:rgba(7,17,31,.92)}
:root[data-theme="dark"] .input-shell{background:#0a1625}
:root[data-theme="dark"] .overall-status i.status-error{background:var(--danger);box-shadow:0 0 0 8px color-mix(in srgb,var(--danger) 10%,transparent)}

/* V1.7.2 — unified account entry, recovery codes, and stable mobile forms. */
.forgot-link{border:0;background:transparent;padding:0;color:var(--blue);font-size:12px}
.recovery-heading{display:flex;align-items:center;gap:11px;margin-bottom:3px}
.recovery-heading>button{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--muted);font-size:18px}
.recovery-heading>div{display:flex;flex-direction:column;gap:4px}
.recovery-heading strong{font-size:15px}.recovery-heading small{color:var(--muted);font-size:10px;line-height:1.5}
.recovery-codes-backdrop{position:fixed;z-index:400;inset:0;padding:20px;display:grid;place-items:center;background:rgba(5,15,30,.62);backdrop-filter:blur(8px)}
.recovery-codes-card{width:min(600px,100%);max-height:calc(100dvh - 40px);overflow:auto;padding:29px;border:1px solid var(--line);border-radius:23px;background:var(--surface);box-shadow:0 35px 100px rgba(0,0,0,.35)}
.recovery-codes-card h3{margin:0 0 9px;font-size:24px}.recovery-codes-card>p{margin:0 0 19px;color:var(--muted);font-size:12px;line-height:1.75}
.recovery-code-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.recovery-code-grid code{padding:11px 10px;border:1px solid var(--line);border-radius:11px;background:var(--surface-soft);text-align:center;font-size:12px;letter-spacing:.5px;overflow-wrap:anywhere}
.recovery-code-actions{display:flex;gap:9px;margin-top:14px}.recovery-code-actions button{flex:1}
.recovery-codes-card .remember{margin:18px 0 14px!important;align-items:flex-start}.recovery-codes-card .remember span{flex:none;margin-top:1px!important}
.account-entry{white-space:nowrap}

@media(max-width:880px){
  .site-header{gap:10px;overflow:hidden}
  .site-brand{margin-right:auto;min-width:0}
  .header-actions{margin-left:auto;gap:7px;flex:0 0 auto}
  .theme-toggle{order:1}.mobile-menu{order:2;display:block}
  input,textarea,select{font-size:16px!important}
  body{-webkit-text-size-adjust:100%;touch-action:manipulation}
}
@media(max-width:580px){
  .site-header{padding:0 12px}
  .site-brand>span:last-child small{display:none}
  .header-actions{gap:5px}
  .theme-toggle,.mobile-menu{width:38px;height:38px;flex:0 0 38px}
  .recovery-codes-backdrop{padding:10px}
  .recovery-codes-card{max-height:calc(100dvh - 20px);padding:23px 18px;border-radius:18px}
  .recovery-code-grid{grid-template-columns:1fr}
  .recovery-code-actions{flex-direction:column}
}

/* V1.8.0 — temporary-mail-first homepage CTA. */
.final-actions .final-secondary{
  height:52px;
  padding:0 22px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.45);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-weight:750;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.final-actions .final-secondary:hover{background:rgba(255,255,255,.16)}
@media(max-width:580px){.final-actions .final-secondary{width:100%}}


/* V1.8.0 — Google/Gmail-inspired typography across the public site and content pages. */
:root{
  --gmail-ui:"Google Sans Text","Google Sans","Roboto","Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  --gmail-heading:"Google Sans","Google Sans Text","Roboto","Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  --gmail-body:"Roboto","Google Sans Text","Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
}
html{font-size:14px}
body,button,input,textarea,select{
  font-family:var(--gmail-ui)!important;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body{font-size:14px;line-height:1.4285714286;letter-spacing:0}
h1,h2,h3,h4,.site-brand strong,.login-card h2,.content-hero h1,.final-cta h2{
  font-family:var(--gmail-heading)!important;
  font-weight:500;
}
.site-brand strong{font-size:22px;letter-spacing:-.25px}.site-brand small{font-size:10px;font-weight:500;letter-spacing:1.1px}
.site-nav a,.header-login,.header-primary,.mobile-nav a{font-size:14px;font-weight:500}
.hero-copy h1{font-size:52px;line-height:1.12;letter-spacing:-1.8px;font-weight:500}
.hero-copy>p{font-family:var(--gmail-body)!important;font-size:16px;line-height:1.65}
.primary-cta,.secondary-cta,.white-cta,.outline-cta,.login-submit,.account-entry{font-size:14px;font-weight:500}
.login-card h2{font-size:22px;line-height:28px}.login-card p,.login-card label,.login-card input{font-size:14px}
.section-heading h2,.temporary-copy h2,.mode-copy h2{font-size:36px;line-height:1.22;letter-spacing:-.8px}
.section-heading p,.temporary-copy p,.mode-copy p,.capability-card p,.security-card p,.faq-item p{font-family:var(--gmail-body)!important;font-size:14px;line-height:1.65}
.capability-card h3,.security-card h3,.help-card h3{font-size:18px;line-height:24px}
.content-hero h1{font-size:40px;line-height:48px;letter-spacing:-.8px}.content-hero p{font-size:15px;line-height:1.65}
.content-main h2{font-size:24px;line-height:32px;font-weight:500}.content-main h3{font-size:18px;line-height:24px;font-weight:500}
.content-main p,.content-main li,.content-side a,.status-row,.help-card p{font-family:var(--gmail-body)!important;font-size:14px;line-height:1.65}
.site-footer,.footer-links a,.footer-bottom{font-size:13px;line-height:1.5}
.site-toast{font-size:14px}
@media(max-width:580px){
  .hero-copy h1{font-size:38px;line-height:1.16;letter-spacing:-1px}
  .hero-copy>p{font-size:15px}
  .section-heading h2,.temporary-copy h2,.mode-copy h2{font-size:30px;line-height:1.25}
  .content-hero h1{font-size:32px;line-height:40px}
  .site-brand strong{font-size:20px}
}

/* V1.9.12 — public language selector */
.locale-toggle{position:relative;display:inline-flex!important;align-items:center;justify-content:center;gap:5px;min-width:42px;padding:0 9px!important;color:inherit}
.locale-toggle svg{width:19px!important;height:19px!important;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.locale-toggle .locale-short{font:600 11px/1 "Google Sans Text",Roboto,sans-serif;letter-spacing:.02em}
.locale-backdrop{position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(20,35,58,.32);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.locale-backdrop.hidden{display:none}
.locale-dialog{width:min(420px,calc(100vw - 28px));overflow:hidden;border:1px solid rgba(93,128,170,.22);border-radius:22px;background:#fff;box-shadow:0 28px 80px rgba(18,44,78,.24)}
.locale-dialog header{display:flex;align-items:center;justify-content:space-between;padding:22px 22px 15px;border-bottom:1px solid #e8eef6}
.locale-dialog header small{display:block;margin-bottom:4px;color:#52729b;font:700 10px/1 "Google Sans Text",Roboto,sans-serif;letter-spacing:.14em}
.locale-dialog header h2{margin:0;color:#17243a;font:600 22px/1.2 "Google Sans",sans-serif}
.locale-close{width:38px;height:38px;border:0;border-radius:50%;background:#f1f5fa;color:#4b607d;font-size:26px;line-height:1;cursor:pointer}
.locale-options{display:grid;gap:9px;padding:16px}
.locale-options button{display:grid;grid-template-columns:22px 1fr auto;align-items:center;gap:12px;width:100%;min-height:54px;padding:10px 13px;border:1px solid #e2e9f2;border-radius:14px;background:#fff;color:#25344b;text-align:left;cursor:pointer;transition:.16s ease}
.locale-options button:hover{background:#f5f9ff;border-color:#b9cff0}
.locale-options button:active{transform:scale(.985)}
.locale-options button.active{border-color:#6da6f7;background:#edf5ff;box-shadow:0 0 0 2px rgba(39,116,225,.08)}
.locale-radio{width:18px;height:18px;border:2px solid #a8b7ca;border-radius:50%;box-shadow:inset 0 0 0 4px #fff}
.locale-options button.active .locale-radio{border-color:#1677ff;background:#1677ff}
.locale-options strong{font-size:15px;font-weight:600}
.locale-options small{color:#8190a5;font-size:12px}
html[data-theme="dark"] .locale-dialog,body.dark .locale-dialog{border-color:#33445b;background:#172131;box-shadow:0 28px 80px rgba(0,0,0,.5)}
html[data-theme="dark"] .locale-dialog header,body.dark .locale-dialog header{border-color:#2c3b50}
html[data-theme="dark"] .locale-dialog header h2,body.dark .locale-dialog header h2{color:#edf4ff}
html[data-theme="dark"] .locale-dialog header small,body.dark .locale-dialog header small{color:#95acd0}
html[data-theme="dark"] .locale-close,body.dark .locale-close{background:#243247;color:#c5d4e9}
html[data-theme="dark"] .locale-options button,body.dark .locale-options button{border-color:#33445a;background:#1b2738;color:#e8f0fb}
html[data-theme="dark"] .locale-options button:hover,body.dark .locale-options button:hover{background:#233249;border-color:#54749f}
html[data-theme="dark"] .locale-options button.active,body.dark .locale-options button.active{border-color:#4f94f3;background:#1d3554}
html[data-theme="dark"] .locale-radio,body.dark .locale-radio{box-shadow:inset 0 0 0 4px #1b2738}
@media(max-width:760px){.header-actions{gap:7px}.locale-toggle{min-width:38px;padding:0 7px!important}.locale-toggle .locale-short{display:none}.locale-dialog{border-radius:19px}.locale-backdrop{align-items:flex-end;padding:12px;padding-bottom:calc(12px + env(safe-area-inset-bottom))}.locale-dialog{width:100%;max-height:min(560px,calc(100dvh - 24px));border-radius:22px 22px 16px 16px}.locale-options button{min-height:58px}}

/* V1.9.12 — language/theme order, centered hamburger and distinct locale icons. */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.header-actions .locale-toggle{order:0}
#siteThemeButton{order:0}
.mobile-menu{padding:0!important;display:none;align-items:center;justify-content:center;flex-direction:column;gap:4px;line-height:0}
.mobile-menu span{display:block;width:20px;height:2px;margin:0!important;flex:0 0 2px;background:var(--text);border-radius:999px}
.locale-current-icon,.locale-option-icon{display:inline-grid;place-items:center;flex:0 0 auto}
.locale-current-icon{width:26px;height:26px}
.locale-glyph{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:9px;background:linear-gradient(145deg,#edf5ff,#dbeaff);border:1px solid #c8dcf7;color:#1267df;box-shadow:0 2px 7px rgba(30,92,175,.10)}
.locale-glyph b{font-family:"Google Sans Text",Roboto,sans-serif;font-size:11px;line-height:1;font-weight:800;letter-spacing:-.02em}
.locale-glyph-zh-cn{background:linear-gradient(145deg,#fff0f0,#ffe0e0);border-color:#ffc4c4;color:#d83a3a}
.locale-glyph-zh-tw{background:linear-gradient(145deg,#f3efff,#e7ddff);border-color:#d8c7ff;color:#754ad7}
.locale-glyph-en{background:linear-gradient(145deg,#edf5ff,#dcecff);border-color:#bfdaff;color:#1565d8}
.locale-glyph-es{background:linear-gradient(145deg,#fff6df,#ffe9ad);border-color:#ffda78;color:#b56800}
.locale-options button{grid-template-columns:40px minmax(0,1fr) 24px!important;gap:12px!important}
.locale-option-icon{width:40px;height:40px}
.locale-option-icon .locale-glyph{width:36px;height:36px;border-radius:11px}
.locale-option-icon .locale-glyph b{font-size:13px}
.locale-option-copy{display:grid;gap:3px;min-width:0}
.locale-option-copy strong,.locale-option-copy small{display:block}
.locale-check{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:transparent;color:transparent;font-size:13px;font-weight:900}
.locale-options button.active .locale-check{background:#1677ff;color:#fff}
:root[data-theme="dark"] .locale-glyph{box-shadow:none;filter:saturate(.9)}
@media(max-width:880px){.mobile-menu{display:flex!important}}
@media(max-width:760px){.locale-toggle{width:39px!important;min-width:39px!important;height:39px!important;padding:0!important}.locale-current-icon{width:28px;height:28px}.locale-current-icon .locale-glyph{width:28px;height:28px;border-radius:9px}}

/* V1.9.12 — cleaner single-surface language switcher. */
.locale-toggle{
  width:42px!important;
  min-width:42px!important;
  height:42px!important;
  padding:0!important;
  gap:0!important;
  overflow:hidden;
  border-radius:13px!important;
  box-shadow:0 5px 13px rgba(31,75,132,.06);
  transition:background-color .16s ease,border-color .16s ease,color .16s ease,transform .12s ease,box-shadow .16s ease;
}
.locale-toggle .locale-short{display:none!important}
.locale-toggle .locale-current-icon{width:100%;height:100%;display:grid;place-items:center}
.locale-toggle .locale-current-icon .locale-glyph{
  width:100%!important;
  height:100%!important;
  border:0!important;
  border-radius:0!important;
  background:transparent!important;
  box-shadow:none!important;
  color:inherit!important;
  filter:none!important;
}
.locale-toggle .locale-current-icon .locale-glyph b{font-size:14px;letter-spacing:-.03em}
.locale-toggle[data-locale="en"] .locale-current-icon .locale-glyph b,
.locale-toggle[data-locale="es"] .locale-current-icon .locale-glyph b{font-size:11px;letter-spacing:.02em}
.locale-toggle[data-locale="zh-CN"]{background:#fff3f3!important;border-color:#ffd2d2!important;color:#d73737!important}
.locale-toggle[data-locale="zh-TW"]{background:#f5f0ff!important;border-color:#dccdff!important;color:#7348ce!important}
.locale-toggle[data-locale="en"]{background:#eef6ff!important;border-color:#c9e0ff!important;color:#1767d2!important}
.locale-toggle[data-locale="es"]{background:#fff6df!important;border-color:#ffdc86!important;color:#ad6200!important}
.locale-toggle:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(31,75,132,.11)}
.locale-toggle:active{transform:scale(.96);box-shadow:none}
:root[data-theme="dark"] .locale-toggle[data-locale="zh-CN"]{background:#3a2024!important;border-color:#6b343b!important;color:#ff9da4!important}
:root[data-theme="dark"] .locale-toggle[data-locale="zh-TW"]{background:#2c2342!important;border-color:#514172!important;color:#c4a8ff!important}
:root[data-theme="dark"] .locale-toggle[data-locale="en"]{background:#172d49!important;border-color:#294f7a!important;color:#91c1ff!important}
:root[data-theme="dark"] .locale-toggle[data-locale="es"]{background:#3a2d17!important;border-color:#675027!important;color:#ffd27a!important}
.locale-option-icon .locale-glyph{box-shadow:none!important}
@media(max-width:760px){
  .locale-toggle{width:39px!important;min-width:39px!important;height:39px!important;border-radius:12px!important}
}

/* V1.9.12 — unified premium blue-gray language switcher. */
.locale-glyph,
.locale-glyph-zh-cn,
.locale-glyph-zh-tw,
.locale-glyph-en,
.locale-glyph-es{
  background:linear-gradient(145deg,#f7f9fc,#edf2f7)!important;
  border-color:#d8e1ec!important;
  color:#52657d!important;
  box-shadow:none!important;
  filter:none!important;
}
.locale-toggle,
.locale-toggle[data-locale="zh-CN"],
.locale-toggle[data-locale="zh-TW"],
.locale-toggle[data-locale="en"],
.locale-toggle[data-locale="es"]{
  background:linear-gradient(180deg,#ffffff,#f5f8fc)!important;
  border-color:#d7e2ef!important;
  color:#435a75!important;
  box-shadow:0 4px 12px rgba(35,63,98,.07)!important;
}
.locale-toggle:hover{
  background:#eef4fb!important;
  border-color:#b9cce2!important;
  color:#246fce!important;
  box-shadow:0 7px 18px rgba(35,81,139,.12)!important;
}
.locale-options button{
  border-color:#dbe4ef!important;
  background:#fff!important;
  box-shadow:none!important;
}
.locale-options button:hover{
  background:#f3f7fc!important;
  border-color:#b8cee8!important;
}
.locale-options button.active{
  border-color:#83afe8!important;
  background:#edf5ff!important;
  box-shadow:0 0 0 2px rgba(41,121,229,.07)!important;
}
.locale-options button.active .locale-glyph{
  background:linear-gradient(145deg,#eaf3ff,#dcecff)!important;
  border-color:#a9cafa!important;
  color:#1468d8!important;
}
html[data-theme="dark"] .locale-glyph,
html[data-theme="dark"] .locale-glyph-zh-cn,
html[data-theme="dark"] .locale-glyph-zh-tw,
html[data-theme="dark"] .locale-glyph-en,
html[data-theme="dark"] .locale-glyph-es,
body.dark .locale-glyph,
body.dark .locale-glyph-zh-cn,
body.dark .locale-glyph-zh-tw,
body.dark .locale-glyph-en,
body.dark .locale-glyph-es{
  background:linear-gradient(145deg,#263244,#202a39)!important;
  border-color:#3b4b62!important;
  color:#c1cede!important;
}
html[data-theme="dark"] .locale-toggle,
html[data-theme="dark"] .locale-toggle[data-locale="zh-CN"],
html[data-theme="dark"] .locale-toggle[data-locale="zh-TW"],
html[data-theme="dark"] .locale-toggle[data-locale="en"],
html[data-theme="dark"] .locale-toggle[data-locale="es"],
body.dark .locale-toggle,
body.dark .locale-toggle[data-locale="zh-CN"],
body.dark .locale-toggle[data-locale="zh-TW"],
body.dark .locale-toggle[data-locale="en"],
body.dark .locale-toggle[data-locale="es"]{
  background:linear-gradient(180deg,#202c3d,#1b2533)!important;
  border-color:#35465e!important;
  color:#c7d4e6!important;
  box-shadow:0 5px 14px rgba(0,0,0,.18)!important;
}
html[data-theme="dark"] .locale-toggle:hover,
body.dark .locale-toggle:hover{
  background:#27374d!important;
  border-color:#526b8c!important;
  color:#9fc7ff!important;
}
html[data-theme="dark"] .locale-options button.active .locale-glyph,
body.dark .locale-options button.active .locale-glyph{
  background:linear-gradient(145deg,#24466f,#1c385b)!important;
  border-color:#4f86c8!important;
  color:#b3d3ff!important;
}

/* V1.9.12 — lock public pages to the visual viewport on phones. */
html,body,.site-shell{
  width:100%;
  max-width:100%;
  overflow-x:hidden!important;
  overscroll-behavior-x:none;
}
@supports (overflow:clip){
  html,body,.site-shell{overflow-x:clip!important}
}
@media(max-width:900px){
  html,body{position:relative;touch-action:pan-y pinch-zoom}
  .site-shell,.site-header,.mobile-nav,main,section,footer,
  .hero-section,.hero-content,.product-section,.security-section,
  .temporary-section,.help-section,.final-section,.legal-main,
  .status-main,.site-footer,.login-card,.recovery-codes-card,
  .locale-backdrop,.locale-dialog{
    min-width:0!important;
    max-width:100%!important;
  }
  .site-header{width:100%!important}
  .hero-section,.product-section,.security-section,.temporary-section,
  .help-section,.final-section,.legal-main,.status-main,.site-footer{
    overflow-x:hidden!important;
  }
  .hero-content,.product-grid,.security-grid,.temporary-grid,.help-grid,
  .final-content,.footer-grid,.footer-links,.legal-layout,.status-grid{
    min-width:0!important;
    max-width:100%!important;
  }
  img,video{max-width:100%!important;height:auto}
  iframe{max-width:100%!important}
  .hero-copy,.section-heading,.legal-copy,.status-copy,.footer-main,
  .login-card,.input-shell,.recovery-codes-card{
    min-width:0!important;
    overflow-wrap:anywhere;
    word-break:break-word;
  }
  pre,.legal-copy pre,.status-copy pre,[data-horizontal-scroll]{
    max-width:100%;
    overflow-x:auto!important;
    touch-action:pan-x pan-y;
    overscroll-behavior-x:contain;
    -webkit-overflow-scrolling:touch;
  }
}

/* V1.9.12 — keep the mobile login/register form inside its card. */
.home-auth-form{
  width:100%;
  min-width:0;
  max-width:100%;
  grid-template-columns:minmax(0,1fr);
}
.home-auth-form>label,
.recovery-form>label{
  display:block;
  width:100%;
  min-width:0;
  max-width:100%;
}
.login-card,
.login-card #authArea,
.login-card .auth-tabs,
.login-card .home-auth-form,
.login-card .input-shell{
  min-width:0;
  max-width:100%;
}
.login-card .input-shell{
  width:100%;
  overflow:hidden;
}
.login-card .input-shell input{
  width:0;
  min-width:0;
  max-width:100%;
  flex:1 1 0;
}
.login-card .input-shell b{
  min-width:0;
  max-width:48%;
  flex:0 1 auto;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.login-card .password-eye{
  flex:0 0 30px;
}
@media(max-width:580px){
  .hero-content{grid-template-columns:minmax(0,1fr)!important;width:100%;}
  .login-card{width:100%;max-width:100%;padding:23px 22px;}
  .login-card .input-shell{padding-left:12px;padding-right:10px;}
  .login-card .input-shell>svg{margin-right:8px;}
  .login-card .input-shell b{max-width:46%;font-size:11px;}
}
@media(max-width:380px){
  .login-card{padding-left:18px;padding-right:18px;}
  .login-card .input-shell{padding-left:10px;padding-right:8px;}
  .login-card .input-shell>svg{width:18px;margin-right:7px;}
  .login-card .input-shell b{max-width:44%;font-size:10px;}
}


/* V1.9.12 — mobile recovery-code confirmation layout. */
body.recovery-modal-open{
  overflow:hidden!important;
  overscroll-behavior:none;
}
.recovery-codes-backdrop{
  overflow:hidden;
  padding:
    max(16px,env(safe-area-inset-top))
    max(16px,env(safe-area-inset-right))
    max(16px,env(safe-area-inset-bottom))
    max(16px,env(safe-area-inset-left));
}
.recovery-codes-card{
  display:flex;
  flex-direction:column;
  min-width:0;
  max-width:100%;
  max-height:calc(100dvh - 32px);
  overflow-x:hidden;
  overflow-y:auto;
  overscroll-behavior:contain;
  -webkit-overflow-scrolling:touch;
  scrollbar-gutter:stable;
}
.recovery-shield{
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  flex:0 0 44px;
  margin-bottom:16px;
  border-radius:14px;
  color:var(--blue);
  background:var(--blue-soft);
  border:1px solid color-mix(in srgb,var(--blue) 20%,var(--line));
}
.recovery-shield svg{
  width:23px;
  height:23px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.9;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.recovery-codes-card>small{
  display:block;
  margin:0 0 12px;
  color:var(--blue);
  font-size:10px;
  font-weight:800;
  line-height:1.3;
  letter-spacing:1.35px;
}
.recovery-codes-card h2{
  margin:0 0 13px;
  font-size:27px;
  line-height:1.25;
  letter-spacing:-.55px;
}
.recovery-codes-card>p{
  margin:0 0 19px;
  color:var(--muted);
  font-size:13px;
  line-height:1.75;
}
.recovery-code-grid{
  width:100%;
  min-width:0;
}
.recovery-code-grid code{
  min-width:0;
  min-height:45px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:10px 9px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
  line-height:1.25;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.recovery-code-actions{
  width:100%;
  min-width:0;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
  margin-top:15px;
}
.recovery-code-actions .secondary-cta{
  width:100%;
  min-width:0;
  height:46px;
  padding:0 14px;
  border-radius:13px;
  box-shadow:none;
  font-size:14px;
  line-height:1;
}
.recovery-confirm-save{
  width:100%;
  min-height:46px;
  display:flex;
  align-items:center;
  gap:10px;
  margin:15px 0 12px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:13px;
  background:var(--surface-soft);
  color:var(--text);
  font-size:14px;
  font-weight:650;
  line-height:1.45;
  cursor:pointer;
  user-select:none;
}
.recovery-confirm-save input{
  width:20px;
  height:20px;
  flex:0 0 20px;
  margin:0;
  accent-color:var(--blue);
}
.recovery-confirm-save span{
  min-width:0;
}
.recovery-codes-card>#continueAfterRecovery{
  width:100%;
  min-height:50px;
  flex:0 0 auto;
  padding:0 18px;
  border-radius:14px;
  font-size:15px;
}
:root[data-theme="dark"] .recovery-confirm-save{
  background:color-mix(in srgb,var(--surface-soft) 92%,#000);
}
@media(max-width:580px){
  .recovery-codes-backdrop{
    place-items:center;
    padding:
      max(8px,env(safe-area-inset-top))
      max(8px,env(safe-area-inset-right))
      max(8px,env(safe-area-inset-bottom))
      max(8px,env(safe-area-inset-left));
  }
  .recovery-codes-card{
    width:100%;
    max-height:calc(100dvh - 16px);
    padding:20px 16px calc(18px + env(safe-area-inset-bottom));
    border-radius:20px;
  }
  .recovery-shield{
    width:38px;
    height:38px;
    flex-basis:38px;
    margin-bottom:12px;
    border-radius:12px;
  }
  .recovery-shield svg{width:20px;height:20px}
  .recovery-codes-card>small{
    margin-bottom:9px;
    font-size:9px;
    letter-spacing:1.05px;
  }
  .recovery-codes-card h2{
    margin-bottom:9px;
    font-size:24px;
  }
  .recovery-codes-card>p{
    margin-bottom:14px;
    font-size:12px;
    line-height:1.65;
  }
  .recovery-code-grid{
    grid-template-columns:1fr;
    gap:7px;
  }
  .recovery-code-grid code{
    min-height:42px;
    padding:8px 7px;
    font-size:12px;
  }
  .recovery-code-actions{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:8px;
    margin-top:12px;
  }
  .recovery-code-actions .secondary-cta{
    height:44px;
    padding:0 10px;
    font-size:13px;
  }
  .recovery-confirm-save{
    min-height:44px;
    margin:12px 0 10px;
    padding:9px 11px;
    font-size:13px;
  }
  .recovery-codes-card>#continueAfterRecovery{
    min-height:48px;
    font-size:14px;
  }
}
@media(max-width:360px){
  .recovery-codes-card{padding-left:13px;padding-right:13px}
  .recovery-code-grid code{font-size:11px;letter-spacing:.25px}
  .recovery-code-actions .secondary-cta{font-size:12px}
}


/* V1.9.12 — mandatory recovery-code text download before mailbox access. */
.recovery-code-actions .required-download{
  border-color:color-mix(in srgb,var(--blue) 42%,var(--line));
  color:var(--blue);
  background:color-mix(in srgb,var(--blue-soft) 70%,var(--surface));
  font-weight:800;
}
.recovery-code-actions .required-download.downloaded{
  border-color:color-mix(in srgb,var(--green) 46%,var(--line));
  color:var(--green);
  background:color-mix(in srgb,var(--green) 9%,var(--surface));
}
.recovery-download-status{
  width:100%;
  display:flex;
  align-items:flex-start;
  gap:9px;
  margin:11px 0 0!important;
  padding:10px 12px;
  border:1px solid color-mix(in srgb,var(--blue) 23%,var(--line));
  border-radius:12px;
  background:color-mix(in srgb,var(--blue-soft) 55%,var(--surface));
  color:var(--muted)!important;
  font-size:12px!important;
  line-height:1.55!important;
}
.recovery-download-status b{flex:0 0 auto;color:var(--blue);font-size:11px;white-space:nowrap}
.recovery-download-status.complete{
  border-color:color-mix(in srgb,var(--green) 32%,var(--line));
  background:color-mix(in srgb,var(--green) 8%,var(--surface));
}
.recovery-download-status.complete b{color:var(--green)}
.recovery-confirm-save.is-locked{opacity:.66;cursor:pointer}
.recovery-confirm-save.is-locked input{cursor:pointer}
.recovery-codes-card>#continueAfterRecovery.is-locked{opacity:.62;filter:saturate(.72);cursor:pointer}
.recovery-required-backdrop{
  position:fixed;
  z-index:520;
  inset:0;
  display:grid;
  place-items:center;
  padding:max(18px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(18px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));
  background:rgba(5,15,30,.72);
  backdrop-filter:blur(10px);
}
.recovery-required-dialog{
  width:min(100%,390px);
  padding:27px;
  border:1px solid var(--line);
  border-radius:22px;
  background:var(--surface);
  box-shadow:0 26px 80px rgba(0,0,0,.28);
  text-align:center;
}
.recovery-required-icon{
  width:54px;
  height:54px;
  display:grid;
  place-items:center;
  margin:0 auto 16px;
  border-radius:17px;
  color:var(--blue);
  background:var(--blue-soft);
}
.recovery-required-icon svg{width:27px;height:27px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.recovery-required-dialog h3{margin:0 0 10px;font-size:21px;letter-spacing:-.35px}
.recovery-required-dialog p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}
.recovery-required-actions{display:grid;gap:10px;margin-top:21px}
.recovery-required-actions button{width:100%;min-height:48px;border-radius:13px}
@media(max-width:580px){
  .recovery-download-status{gap:7px;padding:9px 10px;font-size:11px!important}
  .recovery-required-dialog{padding:23px 19px;border-radius:19px}
  .recovery-required-dialog h3{font-size:19px}
}

/* Keep confirmation and warning feedback visible above recovery overlays. */
.site-toast{z-index:600}
