:root{
  --ink:#0b1220;
  --ink-2:#152033;
  --muted:#5f6f86;
  --soft:#f5f8fc;
  --panel:#ffffff;
  --line:#dfe7f1;
  --brand:#0f766e;
  --brand-2:#0891b2;
  --brand-3:#22c55e;
  --brand-soft:#e9fbf7;
  --navy:#08111f;
  --navy-2:#0d1b2e;
  --amber:#f59e0b;
  --shadow:0 22px 70px rgba(8,17,31,.10);
  --shadow-lg:0 30px 100px rgba(8,17,31,.18);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,select,textarea{font:inherit}
img,svg{max-width:100%}
.wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}
.topbar{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(223,231,241,.8);background:rgba(255,255,255,.88);backdrop-filter:blur(18px)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:900;letter-spacing:-.035em;font-size:1.08rem}
.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(145deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 10px 28px rgba(8,145,178,.22);font-size:.95rem;letter-spacing:-.08em}
.navlinks{display:flex;align-items:center;gap:24px;color:#526176;font-size:.92rem;font-weight:700}
.navlinks a{text-decoration:none}.navlinks a:hover{color:var(--ink)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn{min-height:46px;padding:0 18px;border-radius:12px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;font-weight:850;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:var(--navy);color:#fff;box-shadow:0 10px 24px rgba(8,17,31,.15)}
.btn-light{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-brand{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 12px 30px rgba(15,118,110,.2)}
.btn-lg{min-height:54px;padding:0 22px;border-radius:15px}
.mobile-menu{display:none;border:0;background:#f2f6fa;border-radius:10px;width:42px;height:42px;font-size:1.2rem}
.hero{position:relative;overflow:hidden;padding:94px 0 72px;background:radial-gradient(circle at 8% 8%,rgba(34,197,94,.11),transparent 30rem),radial-gradient(circle at 88% 15%,rgba(8,145,178,.16),transparent 32rem),linear-gradient(180deg,#fbfdff,#f5f9fc 76%,#fff)}
.hero:after{content:"";position:absolute;left:50%;bottom:-220px;width:900px;height:420px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(15,118,110,.13),transparent 65%);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:66px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 12px;border:1px solid #c9eee6;border-radius:999px;background:rgba(233,251,247,.85);color:#0c6d65;font-size:.78rem;font-weight:900;letter-spacing:.055em;text-transform:uppercase}
.eyebrow-dot{width:7px;height:7px;border-radius:50%;background:#14b8a6;box-shadow:0 0 0 5px rgba(20,184,166,.12)}
h1{margin:19px 0 21px;font-size:clamp(3.25rem,6.4vw,5.8rem);line-height:.94;letter-spacing:-.067em;color:#07101d;max-width:800px}
.hero-copy{max-width:690px;margin:0 0 30px;color:#586980;font-size:clamp(1.08rem,1.65vw,1.25rem)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.microcopy{margin-top:15px;color:#78879a;font-size:.86rem;font-weight:650}.microcopy strong{color:#314055}
.proof-strip{display:flex;gap:22px;flex-wrap:wrap;margin-top:36px}.proof{display:flex;gap:10px;align-items:center;color:#425269;font-size:.88rem;font-weight:750}.proof i{width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#dcfce7;color:#15803d;font-style:normal;font-size:.75rem}
.product-shell{position:relative;border-radius:27px;padding:10px;background:rgba(255,255,255,.72);border:1px solid rgba(196,209,224,.8);box-shadow:var(--shadow-lg);transform:perspective(1100px) rotateY(-2deg) rotateX(1deg)}
.product-shell:before{content:"";position:absolute;inset:-1px;border-radius:27px;background:linear-gradient(135deg,rgba(45,212,191,.38),transparent 34%,rgba(14,165,233,.28));z-index:-1;filter:blur(1px)}
.app-window{overflow:hidden;border-radius:20px;background:#fff;border:1px solid #dbe4ef}
.app-top{height:47px;background:#f8fafc;border-bottom:1px solid #e5ebf3;display:flex;align-items:center;justify-content:space-between;padding:0 16px}.dots{display:flex;gap:6px}.dots span{width:8px;height:8px;border-radius:50%;background:#d2dae5}.app-domain{font-size:.73rem;font-weight:800;color:#718096;background:#eef3f7;border-radius:7px;padding:5px 10px}
.app-body{display:grid;grid-template-columns:145px 1fr;min-height:440px}.app-side{background:#0d1726;color:#c8d3e2;padding:18px 13px}.app-logo{display:flex;align-items:center;gap:8px;color:#fff;font-weight:900;font-size:.82rem;padding:2px 6px 18px}.app-logo b{width:26px;height:26px;border-radius:8px;background:linear-gradient(145deg,#14b8a6,#0891b2);display:grid;place-items:center;font-size:.65rem}.side-label{margin:9px 7px 7px;color:#65758d;font-size:.61rem;text-transform:uppercase;font-weight:900;letter-spacing:.11em}.side-item{padding:9px 9px;margin:3px 0;border-radius:8px;font-size:.71rem;font-weight:720}.side-item.active{background:#173044;color:#fff}.side-item span{opacity:.72;margin-right:7px}
.app-main{padding:22px;background:#f7f9fc}.app-greeting{display:flex;justify-content:space-between;align-items:flex-start;gap:15px}.app-greeting h3{font-size:1.18rem;letter-spacing:-.03em;margin:0}.app-greeting p{font-size:.71rem;color:#748298;margin:3px 0 0}.status-pill{font-size:.62rem;background:#dcfce7;color:#16753a;padding:5px 8px;border-radius:999px;font-weight:900}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:18px 0}.metric{background:#fff;border:1px solid #e3eaf2;border-radius:12px;padding:13px}.metric small{display:block;color:#8190a3;font-size:.61rem;font-weight:800}.metric strong{display:block;margin-top:4px;font-size:1.15rem;letter-spacing:-.04em}.metric em{display:block;color:#0f766e;font-size:.58rem;font-style:normal;font-weight:800;margin-top:2px}.queue{background:#fff;border:1px solid #e3eaf2;border-radius:13px;overflow:hidden}.queue-head{display:flex;justify-content:space-between;padding:12px 13px;border-bottom:1px solid #edf1f6;font-size:.7rem;font-weight:900}.queue-row{display:grid;grid-template-columns:1.4fr .75fr .65fr;gap:8px;padding:11px 13px;border-bottom:1px solid #f0f3f7;font-size:.64rem;color:#55667b}.queue-row:last-child{border:0}.tag{display:inline-block;border-radius:999px;background:#ecfdf5;color:#087a54;padding:3px 6px;font-size:.55rem;font-weight:900}.tag.blue{background:#eff6ff;color:#1d4ed8}.floating-card{position:absolute;right:-23px;bottom:31px;width:182px;padding:14px;border-radius:15px;background:#fff;border:1px solid #dce5ef;box-shadow:0 18px 45px rgba(8,17,31,.14)}.floating-card small{display:block;color:#718197;font-weight:800;font-size:.62rem}.floating-card strong{display:block;margin:3px 0;font-size:.82rem}.floating-card span{color:#0f766e;font-size:.63rem;font-weight:850}
.logo-line{padding:26px 0;border-bottom:1px solid #edf1f5}.logo-line .wrap{display:flex;align-items:center;justify-content:center;gap:25px;flex-wrap:wrap;color:#7a899d;font-size:.84rem;font-weight:800}.logo-line strong{color:#27364a}.logo-chip{padding:7px 11px;border:1px solid #e1e7ef;border-radius:9px;background:#fff}
section.block{padding:88px 0}.block-soft{background:#f7f9fc}.section-kicker{font-size:.77rem;color:#0f766e;text-transform:uppercase;letter-spacing:.095em;font-weight:950;margin-bottom:10px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:34px}.section-head h2,.center-head h2{margin:0;max-width:750px;font-size:clamp(2.25rem,4.6vw,3.8rem);line-height:1.02;letter-spacing:-.055em}.section-head p{max-width:500px;color:var(--muted);margin:0}.center-head{text-align:center;max-width:820px;margin:0 auto 40px}.center-head p{color:var(--muted);max-width:690px;margin:14px auto 0;font-size:1.05rem}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.benefit{border:1px solid var(--line);border-radius:21px;padding:25px;background:#fff;box-shadow:0 10px 35px rgba(8,17,31,.035)}.benefit-icon{width:44px;height:44px;border-radius:13px;background:linear-gradient(145deg,#e9fbf7,#e8f5fb);display:grid;place-items:center;color:#0f766e;font-size:1.15rem;font-weight:900}.benefit h3{margin:22px 0 8px;font-size:1.23rem;letter-spacing:-.035em}.benefit p{margin:0;color:var(--muted);font-size:.92rem}
.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.module-card{min-height:220px;border-radius:22px;padding:24px;background:#fff;border:1px solid var(--line);position:relative;overflow:hidden}.module-card:after{content:"";position:absolute;width:120px;height:120px;border-radius:50%;right:-50px;bottom:-55px;background:radial-gradient(circle,rgba(20,184,166,.16),transparent 70%)}.module-top{display:flex;justify-content:space-between;gap:12px}.module-icon{width:42px;height:42px;border-radius:12px;background:#eefbf8;color:#0f766e;display:grid;place-items:center;font-weight:950;font-size:.75rem}.module-badge{height:max-content;background:#f0fdf4;color:#15803d;border-radius:999px;padding:5px 8px;font-size:.61rem;font-weight:900}.module-card h3{margin:26px 0 7px;letter-spacing:-.035em}.module-card p{margin:0;color:var(--muted);font-size:.88rem}
.compare-band{background:linear-gradient(135deg,#08111f,#0d1b2e 55%,#0b3340);color:#fff}.compare-band .section-kicker{color:#5eead4}.compare-band .section-head p{color:#b7c5d6}.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.compare-card{border:1px solid rgba(255,255,255,.12);border-radius:21px;padding:24px;background:rgba(255,255,255,.055);backdrop-filter:blur(10px)}.compare-card .name{font-size:1.25rem;font-weight:900;letter-spacing:-.035em}.compare-card p{color:#bdc9d8;font-size:.89rem;min-height:96px}.compare-card strong{display:block;color:#7dd3fc;font-size:.77rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:7px}.compare-link{display:inline-flex;margin-top:4px;color:#fff;text-decoration:none;font-weight:850;font-size:.87rem}.compare-link:hover{text-decoration:underline}
.workflow{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px}.workflow-copy{padding:12px 8px}.workflow-copy h2{font-size:clamp(2.25rem,4vw,3.35rem);line-height:1.04;letter-spacing:-.05em;margin:0 0 15px}.workflow-copy p{color:var(--muted)}.checklist{display:grid;gap:11px;margin-top:25px}.check{display:flex;gap:11px;align-items:flex-start;font-size:.91rem;color:#37465b}.check i{flex:0 0 24px;height:24px;border-radius:8px;background:#eafaf6;color:#0f766e;display:grid;place-items:center;font-style:normal;font-weight:900}.workflow-panel{border:1px solid var(--line);border-radius:24px;padding:26px;background:#f8fafc}.flow-row{display:grid;grid-template-columns:42px 1fr;gap:13px;align-items:start;padding:16px 0;border-bottom:1px solid #e4eaf2}.flow-row:last-child{border:0}.flow-num{width:36px;height:36px;border-radius:11px;background:#fff;border:1px solid #dbe4ee;display:grid;place-items:center;font-size:.78rem;font-weight:950;color:#0f766e}.flow-row h4{margin:0 0 3px;font-size:.98rem}.flow-row p{margin:0;color:#728196;font-size:.82rem}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:stretch}.price-card{position:relative;border:1px solid var(--line);border-radius:24px;padding:27px;background:#fff}.price-card.featured{border:2px solid #0f766e;box-shadow:0 20px 55px rgba(15,118,110,.12);transform:translateY(-7px)}.price-ribbon{position:absolute;right:18px;top:18px;padding:5px 8px;border-radius:999px;background:#e7fbf5;color:#0f766e;font-size:.64rem;text-transform:uppercase;letter-spacing:.05em;font-weight:950}.price-name{font-weight:900;font-size:1.08rem}.price-desc{color:var(--muted);font-size:.85rem;min-height:44px;margin-top:6px}.price{font-size:2.75rem;font-weight:950;letter-spacing:-.06em;margin:20px 0 4px}.price small{font-size:.85rem;color:#728196;letter-spacing:0}.price-list{display:grid;gap:9px;margin:22px 0 25px;padding:0;list-style:none;color:#415166;font-size:.86rem}.price-list li:before{content:"✓";color:#0f766e;font-weight:950;margin-right:8px}.price-card .btn{width:100%}
.cta-wrap{padding:24px 0 92px}.cta{position:relative;overflow:hidden;border-radius:30px;background:linear-gradient(135deg,#08111f,#10233a 56%,#0c4850);color:#fff;padding:46px}.cta:after{content:"";position:absolute;right:-120px;top:-140px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(45,212,191,.22),transparent 66%)}.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:35px}.cta h2{margin:0 0 8px;font-size:clamp(2rem,4vw,3rem);line-height:1.05;letter-spacing:-.05em}.cta p{color:#c1cede;margin:0;max-width:660px}.cta .btn{background:#fff;color:#08111f}
.footer{background:#07101d;color:#93a3b8;padding:46px 0 32px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:35px}.footer .brand{color:#fff}.footer p{max-width:430px;font-size:.86rem}.footer h4{color:#fff;margin:0 0 12px;font-size:.84rem}.footer-links{display:grid;gap:8px}.footer-links a{color:#a8b6c8;text-decoration:none;font-size:.84rem}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:35px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;font-size:.78rem}
/* signup */
.form-page{min-height:100vh;background:radial-gradient(circle at 15% 0%,rgba(20,184,166,.11),transparent 28rem),#f6f9fc}.form-wrap{width:min(1080px,calc(100% - 32px));margin:0 auto;padding:54px 0 80px}.form-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:24px;align-items:start}.form-intro{position:sticky;top:105px;padding:25px 10px}.form-intro h1{font-size:clamp(2.65rem,5vw,4.45rem);margin-top:15px}.form-intro p{color:var(--muted);font-size:1.02rem}.form-benefits{display:grid;gap:12px;margin-top:25px}.form-benefit{display:flex;gap:10px;color:#3d4d61;font-size:.88rem}.form-benefit i{width:23px;height:23px;border-radius:7px;background:#dcfce7;color:#15803d;display:grid;place-items:center;font-style:normal;font-size:.72rem;font-weight:900;flex:0 0 23px}.form-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:var(--shadow)}.form-card h2{margin:0 0 5px;letter-spacing:-.04em}.form-card .lead{color:var(--muted);margin:0 0 23px}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{margin-bottom:14px}.field label{display:block;font-size:.79rem;font-weight:850;margin:0 0 6px;color:#34445a}.field input,.field select,.field textarea{width:100%;border:1px solid #ced9e6;border-radius:11px;padding:12px 13px;background:#fff;color:var(--ink);outline:none}.field textarea{min-height:105px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:#0f766e;box-shadow:0 0 0 3px rgba(15,118,110,.1)}.field small{display:block;color:#8491a2;margin-top:5px;font-size:.72rem}.module-options{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:7px}.module-choice{border:1px solid #dce4ed;border-radius:10px;padding:9px 10px;display:flex;align-items:center;gap:7px;font-size:.76rem;font-weight:750}.module-choice input{width:auto}.form-note{font-size:.72rem;color:#7f8da0;margin-top:11px}.alert{padding:12px 14px;border-radius:11px;margin-bottom:16px;font-size:.85rem}.alert-error{background:#fff1f0;color:#9b201a;border:1px solid #ffd8d4}.alert-success{background:#ecfdf5;color:#106b46;border:1px solid #c9f4df}.success-card{text-align:center;padding:22px 8px}.success-icon{width:64px;height:64px;border-radius:20px;background:#dcfce7;color:#15803d;display:grid;place-items:center;margin:0 auto 18px;font-size:1.6rem;font-weight:900}.success-card h2{font-size:2rem}.success-card p{color:var(--muted);max-width:560px;margin:0 auto 22px}
/* compare */
.compare-hero{padding:82px 0 56px;background:linear-gradient(180deg,#f7fbfd,#fff)}.compare-hero h1{font-size:clamp(3rem,6vw,5rem);max-width:950px}.compare-hero p{max-width:760px;color:var(--muted);font-size:1.12rem}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 10px 35px rgba(8,17,31,.04)}.compare-table{width:100%;min-width:820px;border-collapse:collapse}.compare-table th,.compare-table td{padding:17px 18px;border-bottom:1px solid #e8edf3;text-align:left;vertical-align:top;font-size:.86rem}.compare-table th{background:#f8fafc;color:#34455b;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em}.compare-table th:first-child,.compare-table td:first-child{font-weight:850;color:#26364b}.compare-table tr:last-child td{border-bottom:0}.yes{color:#087a54;font-weight:900}.neutral{color:#66758a}.source-box{margin-top:24px;padding:19px;border-radius:15px;background:#f7f9fc;border:1px solid var(--line);color:#66758a;font-size:.78rem}.source-box a{color:#315d91}.compare-detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.compare-detail{border:1px solid var(--line);border-radius:20px;padding:23px}.compare-detail h3{margin:0 0 10px}.compare-detail p{color:var(--muted);font-size:.88rem}.compare-detail ul{padding-left:18px;color:#48586d;font-size:.84rem}.compare-detail li{margin:6px 0}
@media(max-width:980px){.navlinks{display:none}.mobile-menu{display:block}.hero-grid,.workflow,.form-grid{grid-template-columns:1fr}.product-shell{max-width:680px;margin:10px auto 0;transform:none}.floating-card{right:12px}.benefit-grid,.module-grid,.compare-grid,.pricing-grid,.compare-detail-grid{grid-template-columns:1fr 1fr}.form-intro{position:static;padding:0}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:680px){.wrap{width:min(100% - 24px,1180px)}.nav{min-height:66px}.nav-actions .btn-light{display:none}.hero{padding:64px 0 52px}h1{font-size:3.2rem}.app-body{grid-template-columns:108px 1fr;min-height:380px}.app-side{padding:13px 8px}.side-item{font-size:.6rem}.metric-grid{grid-template-columns:1fr}.metric:nth-child(n+2){display:none}.queue-row{grid-template-columns:1.4fr .75fr}.queue-row>span:last-child{display:none}.floating-card{display:none}section.block{padding:66px 0}.section-head{align-items:flex-start;flex-direction:column;gap:14px}.benefit-grid,.module-grid,.compare-grid,.pricing-grid,.compare-detail-grid,.field-grid,.module-options,.footer-grid{grid-template-columns:1fr}.price-card.featured{transform:none}.cta{padding:30px 24px;border-radius:22px}.cta-inner{align-items:flex-start;flex-direction:column}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column}.form-wrap{padding-top:34px}.form-card{padding:22px}.form-intro h1{font-size:3rem}}
@media(max-width:980px){
  .navlinks.mobile-open{display:flex;position:absolute;top:66px;left:12px;right:12px;flex-direction:column;align-items:stretch;padding:15px;border:1px solid #dfe7f1;border-radius:14px;background:#fff;box-shadow:0 18px 45px rgba(8,17,31,.12)}
}

/* MailCenterOS master brand */
.brand{display:inline-flex;align-items:center;text-decoration:none}
.brand-logo{display:block;width:auto;height:43px;max-width:235px;object-fit:contain}
.footer .brand-logo{filter:brightness(0) invert(1);opacity:.96}
.app-logo img{width:26px;height:26px;border-radius:8px;object-fit:cover;display:block;box-shadow:0 5px 14px rgba(0,0,0,.18)}
@media(max-width:680px){.brand-logo{height:36px;max-width:195px}}