.nadmail-landing{--bg:#fbfaf7;--bg-alt:#f2efe8;--surface:#ffffff;--surface-2:#f7f5f0;--line:#e6e1d6;--line-strong:#d4ccb8;--ink:#0e0b1f;--ink-2:#2b2640;--muted:#6b6577;--muted-2:#9b96a8;--violet:#5b3fff;--violet-hover:#4a2ee8;--violet-deep:#1f1454;--violet-soft:#efe9ff;--violet-tint:#f6f2ff;--success:#16a34a;--warning:#d97706;--shadow-sm:0 1px 2px rgba(20,16,50,0.04),0 1px 1px rgba(20,16,50,0.03);--shadow-md:0 4px 20px -4px rgba(20,16,50,0.08),0 2px 6px rgba(20,16,50,0.04);--shadow-lg:0 24px 60px -16px rgba(91,63,255,0.18),0 8px 20px -8px rgba(20,16,50,0.08);--shadow-glow:0 0 0 1px rgba(91,63,255,0.18),0 16px 40px -12px rgba(91,63,255,0.25);--grid-color:rgba(20,16,50,0.045);position:relative;min-height:100vh;background:var(--bg);color:var(--ink);font-family:Geist,-apple-system,BlinkMacSystemFont,sans-serif;font-feature-settings:"ss01","ss02","cv11";line-height:1.5;overflow-x:hidden}[data-theme=dark] .nadmail-landing{--bg:#0a0814;--bg-alt:#0f0c1e;--surface:#14101f;--surface-2:#1a1530;--line:#2a2342;--line-strong:#3d3358;--ink:#f5f2fa;--ink-2:#c8c2d8;--muted:#8b8497;--muted-2:#5f5870;--violet:#8b6bff;--violet-hover:#a088ff;--violet-deep:#c9baff;--violet-soft:#1f1740;--violet-tint:#15102b;--success:#4ade80;--warning:#fbbf24;--shadow-sm:0 1px 2px rgba(0,0,0,0.4);--shadow-md:0 8px 24px -6px rgba(0,0,0,0.5);--shadow-lg:0 24px 60px -16px rgba(139,107,255,0.25),0 8px 20px -8px rgba(0,0,0,0.6);--shadow-glow:0 0 0 1px rgba(139,107,255,0.3),0 16px 40px -12px rgba(139,107,255,0.35);--grid-color:rgba(245,242,250,0.04)}.nadmail-landing:before{content:"";position:fixed;inset:0;background-image:linear-gradient(to right,var(--grid-color) 1px,transparent 1px),linear-gradient(to bottom,var(--grid-color) 1px,transparent 1px);background-size:64px 64px;pointer-events:none;z-index:0;-webkit-mask-image:radial-gradient(ellipse at top,black 30%,transparent 75%);mask-image:radial-gradient(ellipse at top,black 30%,transparent 75%)}.nadmail-landing a{color:inherit;text-decoration:none}.nadmail-landing button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}.nadmail-landing img,.nadmail-landing svg{display:block;max-width:100%}.nadmail-landing ::-moz-selection{background:var(--violet);color:#fff}.nadmail-landing ::selection{background:var(--violet);color:#fff}.nadmail-landing .serif{font-family:"Instrument Serif",Georgia,serif;font-style:italic;font-weight:400}.nadmail-landing .mono{font-family:JetBrains Mono,monospace;font-feature-settings:"zero","ss02"}.nadmail-landing .eyebrow{font-family:JetBrains Mono,monospace;font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.nadmail-landing .eyebrow .num{color:var(--violet);margin-right:6px}.nadmail-landing .nm-container{max-width:1240px;margin:0 auto;padding:0 32px;position:relative;z-index:1}@media (max-width:768px){.nadmail-landing .nm-container{padding:0 20px}}.nadmail-landing .header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line)}.nadmail-landing .header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}.nadmail-landing .logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:-.02em}.nadmail-landing .logo-mark{width:30px;height:30px;background:var(--violet);border-radius:8px;display:grid;place-items:center;position:relative;overflow:hidden;box-shadow:0 4px 12px -2px color-mix(in srgb,var(--violet) 50%,transparent)}.nadmail-landing .logo-mark:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.25),transparent 50%)}.nadmail-landing .logo-mark svg{width:16px;height:16px;color:#fff;position:relative;z-index:1}.nadmail-landing .logo span.dot{color:var(--violet)}.nadmail-landing .nav-right{display:flex;align-items:center;gap:8px}.nadmail-landing .pill{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:13px;font-weight:500;color:var(--ink);transition:all .15s ease;cursor:pointer}.nadmail-landing .pill:hover{border-color:var(--line-strong);background:var(--surface-2)}.nadmail-landing .net-dot{width:7px;height:7px;border-radius:50%;background:var(--violet);box-shadow:0 0 0 3px color-mix(in srgb,var(--violet) 20%,transparent);animation:nm-pulse 2.4s ease-in-out infinite}@keyframes nm-pulse{0%,to{box-shadow:0 0 0 3px color-mix(in srgb,var(--violet) 20%,transparent)}50%{box-shadow:0 0 0 6px color-mix(in srgb,var(--violet) 5%,transparent)}}.nadmail-landing .pill .addr{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--ink-2)}.nadmail-landing .pill .chev{color:var(--muted)}.nadmail-landing .theme-toggle{width:36px;height:36px;border-radius:999px;background:var(--surface);border:1px solid var(--line);display:grid;place-items:center;transition:all .15s ease}.nadmail-landing .theme-toggle:hover{border-color:var(--line-strong);background:var(--surface-2)}.nadmail-landing .theme-toggle svg{width:16px;height:16px;color:var(--ink-2)}[data-theme=light] .nadmail-landing .icon-moon{display:block}[data-theme=dark] .nadmail-landing .icon-moon,[data-theme=light] .nadmail-landing .icon-sun{display:none}[data-theme=dark] .nadmail-landing .icon-sun{display:block}.nadmail-landing .btn-primary{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;border-radius:999px;background:var(--ink);color:var(--bg);font-size:13px;font-weight:500;letter-spacing:-.005em;transition:all .15s ease}.nadmail-landing .btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.nadmail-landing .btn-primary svg{width:14px;height:14px}.nadmail-landing .hero{padding:80px 0 100px;position:relative}.nadmail-landing .hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center}@media (max-width:980px){.nadmail-landing .hero-grid{grid-template-columns:1fr;gap:48px}.nadmail-landing .hero{padding:56px 0 64px}}.nadmail-landing .hero-eyebrow{display:inline-flex;align-items:center;gap:10px;padding:6px 12px 6px 8px;background:var(--violet-tint);border:1px solid color-mix(in srgb,var(--violet) 25%,transparent);border-radius:999px;margin-bottom:28px}.nadmail-landing .hero-eyebrow .live-dot{width:6px;height:6px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px color-mix(in srgb,var(--success) 25%,transparent);animation:nm-pulse-live 1.8s ease-in-out infinite}@keyframes nm-pulse-live{0%,to{opacity:1}50%{opacity:.6}}.nadmail-landing .hero-eyebrow .text{font-family:JetBrains Mono,monospace;font-size:11px;font-weight:500;letter-spacing:.04em;color:var(--ink-2)}.nadmail-landing .hero-eyebrow .text b{color:var(--violet);font-weight:600}.nadmail-landing .hero h1{font-size:clamp(44px,6.4vw,84px);font-weight:600;line-height:.98;letter-spacing:-.035em;color:var(--ink);margin-bottom:26px}.nadmail-landing .hero h1 .serif{color:var(--violet);letter-spacing:-.02em;font-size:1.04em;font-weight:400}.nadmail-landing .hero-sub{font-size:clamp(17px,1.4vw,19px);line-height:1.55;color:var(--muted);max-width:520px;margin-bottom:36px}.nadmail-landing .hero-cta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.nadmail-landing .cta-group{background:var(--surface);border:1px solid var(--line);padding:4px;gap:4px;box-shadow:var(--shadow-sm)}.nadmail-landing .cta-group,.nadmail-landing .cta-pill{display:inline-flex;align-items:center;border-radius:999px}.nadmail-landing .cta-pill{gap:8px;padding:0 14px;height:40px;font-size:13px;font-weight:500;color:var(--ink-2);transition:all .15s;cursor:pointer}.nadmail-landing .cta-pill:hover{background:var(--violet-tint);color:var(--violet)}.nadmail-landing .cta-pill .addr{font-family:JetBrains Mono,monospace;font-size:12px}.nadmail-landing .cta-pill .net-dot{width:7px;height:7px;border-radius:50%;background:var(--violet);animation:none;box-shadow:none}.nadmail-landing .btn-open{display:inline-flex;align-items:center;gap:10px;padding:0 22px;height:48px;border-radius:999px;background:var(--violet);color:#fff;font-size:14px;font-weight:500;letter-spacing:-.005em;transition:all .2s ease;box-shadow:0 8px 24px -8px color-mix(in srgb,var(--violet) 60%,transparent)}.nadmail-landing .btn-open:hover{background:var(--violet-hover);transform:translateY(-2px);box-shadow:0 12px 32px -8px color-mix(in srgb,var(--violet) 70%,transparent)}.nadmail-landing .btn-open svg{width:16px;height:16px;transition:transform .2s}.nadmail-landing .btn-open:hover svg{transform:translateX(3px)}.nadmail-landing .btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:0 18px;height:48px;border-radius:999px;color:var(--ink-2);font-size:14px;font-weight:500;transition:all .15s ease}.nadmail-landing .btn-ghost:hover{background:var(--surface-2)}.nadmail-landing .gas-note{margin-top:22px;display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted-2);font-family:JetBrains Mono,monospace}.nadmail-landing .gas-note svg{width:12px;height:12px;color:var(--violet)}.nadmail-landing .preview-wrap{position:relative;perspective:2000px}.nadmail-landing .preview-decoration{position:absolute;inset:-40px;background:radial-gradient(circle at 30% 20%,color-mix(in srgb,var(--violet) 18%,transparent),transparent 50%),radial-gradient(circle at 80% 80%,color-mix(in srgb,var(--violet) 12%,transparent),transparent 50%);filter:blur(40px);z-index:0;pointer-events:none}.nadmail-landing .preview{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg);transform:rotateY(-3deg) rotateX(2deg);transition:transform .6s cubic-bezier(.2,.8,.2,1)}.nadmail-landing .preview:hover{transform:rotateY(0) rotateX(0)}@media (max-width:980px){.nadmail-landing .preview{transform:none}}.nadmail-landing .preview-bar{display:flex;align-items:center;gap:8px;padding:14px 16px;border-bottom:1px solid var(--line);background:var(--surface-2)}.nadmail-landing .dot{width:11px;height:11px;border-radius:50%}.nadmail-landing .dot.r{background:#ff6058}.nadmail-landing .dot.y{background:#ffbd2e}.nadmail-landing .dot.g{background:#28c940}.nadmail-landing .preview-url{margin-left:10px;flex:1;text-align:center;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted)}.nadmail-landing .preview-url b{color:var(--ink-2);font-weight:500}.nadmail-landing .preview-tabs{display:flex;align-items:center;border-bottom:1px solid var(--line);padding:0 18px;gap:4px}.nadmail-landing .ptab{padding:14px;font-size:13px;font-weight:500;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px;display:flex;align-items:center;gap:7px}.nadmail-landing .ptab.active{color:var(--ink);border-bottom-color:var(--violet)}.nadmail-landing .ptab .count{font-family:JetBrains Mono,monospace;font-size:10px;padding:2px 6px;border-radius:4px;background:var(--violet-tint);color:var(--violet)}.nadmail-landing .preview-list{padding:8px 0}.nadmail-landing .msg{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line);transition:background .12s;cursor:pointer}.nadmail-landing .msg:hover{background:var(--violet-tint)}.nadmail-landing .msg:last-child{border-bottom:none}.nadmail-landing .msg.unread{background:color-mix(in srgb,var(--violet-tint) 60%,transparent)}.nadmail-landing .msg.unread .msg-from{font-weight:600;color:var(--ink)}.nadmail-landing .msg-avatar{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;font-family:JetBrains Mono,monospace;font-size:11px;font-weight:600;color:#fff;flex-shrink:0}.nadmail-landing .av-1{background:linear-gradient(135deg,#5b3fff,#8b6bff)}.nadmail-landing .av-2{background:linear-gradient(135deg,#ff6b9d,#ff8e53)}.nadmail-landing .av-3{background:linear-gradient(135deg,#06b6d4,#3b82f6)}.nadmail-landing .av-4{background:linear-gradient(135deg,#10b981,#84cc16)}.nadmail-landing .av-5{background:linear-gradient(135deg,#f59e0b,#ef4444)}.nadmail-landing .msg-body{min-width:0}.nadmail-landing .msg-row1{display:flex;align-items:center;gap:8px;margin-bottom:3px}.nadmail-landing .msg-from{font-size:13.5px;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nadmail-landing .msg-from.mono{font-family:JetBrains Mono,monospace;font-size:12px}.nadmail-landing .badge-enc{display:inline-flex;align-items:center;gap:4px;padding:2px 7px;border-radius:999px;background:color-mix(in srgb,var(--violet) 12%,transparent);color:var(--violet);font-size:10px;font-weight:500;font-family:JetBrains Mono,monospace;letter-spacing:.02em}.nadmail-landing .badge-enc svg{width:9px;height:9px}.nadmail-landing .msg-subject{font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nadmail-landing .msg-time{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted-2);flex-shrink:0}.nadmail-landing .msg-unread-dot{width:7px;height:7px;border-radius:50%;background:var(--violet);margin-left:6px}.nadmail-landing .preview-compose{position:absolute;bottom:-18px;right:-18px;width:56px;height:56px;border-radius:50%;background:var(--violet);display:grid;place-items:center;color:#fff;box-shadow:0 12px 32px -8px color-mix(in srgb,var(--violet) 60%,transparent);animation:nm-float 4s ease-in-out infinite}@keyframes nm-float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.nadmail-landing .preview-compose svg{width:22px;height:22px}.nadmail-landing .strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface-2);overflow:hidden;padding:18px 0}.nadmail-landing .strip-track{display:flex;gap:64px;animation:nm-marquee 40s linear infinite;white-space:nowrap}@keyframes nm-marquee{0%{transform:translateX(0)}to{transform:translateX(-50%)}}.nadmail-landing .strip-item{display:inline-flex;align-items:center;gap:12px;font-family:"Instrument Serif",serif;font-style:italic;font-size:22px;color:var(--ink-2)}.nadmail-landing .strip-item .star{color:var(--violet);font-style:normal;font-family:Geist,sans-serif}.nadmail-landing section{padding:100px 0;position:relative}@media (max-width:768px){.nadmail-landing section{padding:64px 0}}.nadmail-landing .section-head{display:grid;grid-template-columns:auto 1fr;gap:64px;margin-bottom:56px;align-items:end}@media (max-width:768px){.nadmail-landing .section-head{grid-template-columns:1fr;gap:16px;margin-bottom:36px}}.nadmail-landing .section-head .eyebrow-block{display:flex;align-items:center;gap:12px}.nadmail-landing .section-head h2{font-size:clamp(32px,4.5vw,56px);font-weight:500;line-height:1.04;letter-spacing:-.03em;color:var(--ink);max-width:700px}.nadmail-landing .section-head h2 .serif{color:var(--violet);font-weight:400;font-size:1.04em}.nadmail-landing .features{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line);background:var(--surface)}@media (max-width:900px){.nadmail-landing .features{grid-template-columns:repeat(2,1fr)}}@media (max-width:560px){.nadmail-landing .features{grid-template-columns:1fr}}.nadmail-landing .feat{padding:36px 32px 32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;transition:background .2s}.nadmail-landing .feat:hover{background:var(--violet-tint)}.nadmail-landing .feat-num{position:absolute;top:24px;right:28px;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted-2);letter-spacing:.06em}.nadmail-landing .feat-icon{width:44px;height:44px;border-radius:12px;background:var(--violet-tint);color:var(--violet);display:grid;place-items:center;margin-bottom:22px;border:1px solid color-mix(in srgb,var(--violet) 18%,transparent)}.nadmail-landing .feat-icon svg{width:20px;height:20px}.nadmail-landing .feat h3{font-size:18px;font-weight:600;letter-spacing:-.012em;color:var(--ink);margin-bottom:8px}.nadmail-landing .feat p{font-size:14px;line-height:1.55;color:var(--muted)}.nadmail-landing .how-section{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.nadmail-landing .how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;position:relative}@media (max-width:900px){.nadmail-landing .how-grid{grid-template-columns:1fr;gap:24px}}.nadmail-landing .how-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px;position:relative;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}.nadmail-landing .how-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.nadmail-landing .how-step{display:inline-flex;align-items:center;gap:8px;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--violet);margin-bottom:16px;letter-spacing:.06em}.nadmail-landing .how-step:before{content:"";display:inline-block;width:18px;height:1px;background:var(--violet)}.nadmail-landing .how-card h4{font-size:20px;font-weight:600;letter-spacing:-.018em;color:var(--ink);margin-bottom:10px}.nadmail-landing .how-card h4 .serif{color:var(--violet);font-weight:400;font-size:1.04em}.nadmail-landing .how-card p{font-size:14px;line-height:1.6;color:var(--muted);margin-bottom:24px}.nadmail-landing .how-visual{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:18px;font-family:JetBrains Mono,monospace;font-size:11.5px;color:var(--ink-2);line-height:1.7}.nadmail-landing .how-visual .key{color:var(--violet)}.nadmail-landing .how-visual .str{color:var(--success)}.nadmail-landing .how-visual .com{color:var(--muted-2)}.nadmail-landing .cta-section{text-align:center;padding:120px 0;position:relative}.nadmail-landing .cta-section:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,color-mix(in srgb,var(--violet) 12%,transparent),transparent 60%);pointer-events:none}.nadmail-landing .cta-inner{position:relative;z-index:1}.nadmail-landing .cta-section h2{font-size:clamp(36px,5.5vw,72px);font-weight:500;line-height:1.02;letter-spacing:-.034em;color:var(--ink);margin-bottom:18px}.nadmail-landing .cta-section h2 .serif{color:var(--violet);font-weight:400}.nadmail-landing .cta-section p{font-size:17px;color:var(--muted);margin-bottom:36px;max-width:540px;margin-left:auto;margin-right:auto}.nadmail-landing footer{border-top:1px solid var(--line);padding:56px 0 36px;background:var(--surface-2)}.nadmail-landing .footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:48px;margin-bottom:48px}@media (max-width:768px){.nadmail-landing .footer-grid{grid-template-columns:1fr 1fr;gap:32px}}.nadmail-landing .footer-brand p{font-size:14px;color:var(--muted);line-height:1.6;margin-top:14px;max-width:280px}.nadmail-landing .footer-col h5{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px;font-weight:500}.nadmail-landing .footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;padding:0;margin:0}.nadmail-landing .footer-col a{font-size:14px;color:var(--ink-2);transition:color .15s}.nadmail-landing .footer-col a:hover{color:var(--violet)}.nadmail-landing .footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);font-family:JetBrains Mono,monospace}.nadmail-landing .footer-bottom .status{display:inline-flex;align-items:center;gap:8px}.nadmail-landing .footer-bottom .status-dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px color-mix(in srgb,var(--success) 25%,transparent);animation:nm-pulse-live 1.8s ease-in-out infinite}@media (max-width:560px){.nadmail-landing .footer-bottom{flex-direction:column;gap:14px;align-items:flex-start}}@media (max-width:640px){.nadmail-landing .hide-mobile{display:none!important}}@keyframes nm-rise{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.nadmail-landing .anim{opacity:0;animation:nm-rise .7s cubic-bezier(.2,.8,.2,1) forwards}.nadmail-landing .d1{animation-delay:.05s}.nadmail-landing .d2{animation-delay:.15s}.nadmail-landing .d3{animation-delay:.25s}.nadmail-landing .d4{animation-delay:.35s}.nadmail-landing .d5{animation-delay:.45s}.nadmail-landing .d6{animation-delay:.55s}@media (prefers-reduced-motion:reduce){.nadmail-landing .anim{animation:none;opacity:1}.nadmail-landing .live-dot,.nadmail-landing .net-dot,.nadmail-landing .preview-compose,.nadmail-landing .status-dot,.nadmail-landing .strip-track{animation:none}}