:root{
  --bg:#f4fbff;
  --bg-2:#eaf5ff;
  --panel:#ffffff;
  --panel-2:#f7fbff;
  --line:#d9e6f3;
  --line-strong:#c8d8eb;
  --text:#112038;
  --muted:#5f738f;
  --accent:#3ec7a6;
  --accent-2:#7f9cff;
  --shadow:0 24px 60px rgba(24,58,94,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 100%);color:var(--text);min-height:100vh;overflow-x:hidden;line-height:1.5}
a{text-decoration:none;color:inherit}img{display:block;max-width:100%}button{font:inherit}
.grid-overlay{position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(35,80,130,.04) 1px, transparent 1px),linear-gradient(90deg, rgba(35,80,130,.04) 1px, transparent 1px);background-size:34px 34px;z-index:0}.ambient{position:fixed;border-radius:999px;filter:blur(100px);pointer-events:none;z-index:0;opacity:.35}.ambient-a{width:300px;height:300px;left:-70px;top:80px;background:rgba(62,199,166,.28)}.ambient-b{width:360px;height:360px;right:-80px;top:200px;background:rgba(127,156,255,.2)}
.wrap{width:min(1180px,92vw);margin:0 auto;position:relative;z-index:1}
.card{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(247,251,255,.94));border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:14px}.brand-logo{width:56px;height:56px;border-radius:16px}.brand-copy strong{display:block;font-size:20px;line-height:1;letter-spacing:-.02em}.brand-copy span{display:block;margin-top:6px;font-size:11px;line-height:1.35;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.site-header{position:sticky;top:0;z-index:20;padding:18px 0;background:rgba(244,251,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid rgba(17,32,56,.07)}.nav-row{display:flex;align-items:center;justify-content:space-between;gap:24px}.nav-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.nav-links a{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 14px;border-radius:12px;color:var(--muted);transition:.2s}.nav-links a:hover{background:rgba(17,32,56,.04);color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:14px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s ease, box-shadow .2s ease;line-height:1.15;text-align:center}.btn:hover{transform:translateY(-1px)}.btn-primary{color:#fff;background:linear-gradient(180deg,var(--accent-2),#5a79f2);box-shadow:0 16px 34px rgba(90,121,242,.22)}.btn-secondary{color:var(--text);background:rgba(255,255,255,.75);border-color:var(--line-strong)}
.eyebrow,.mini-label{display:inline-flex;align-items:center;font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:#4d74e6}
.hero{display:grid;grid-template-columns:minmax(0,1.03fr) minmax(320px,.97fr);gap:30px;align-items:center;padding:60px 0 44px}.hero-copy h1{max-width:10ch;margin:16px 0 18px;font-size:clamp(50px,6vw,82px);line-height:.92;letter-spacing:-.055em}.hero-text{max-width:620px;font-size:18px;line-height:1.8;color:var(--muted)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.status-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px}.status-card{padding:18px;border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.65)}.status-card span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.status-card strong{display:block;margin-top:10px;font-size:17px;line-height:1.35}
.hero-visual{display:flex;justify-content:center}.mail-stage{width:min(100%,460px);padding:28px;border-color:rgba(62,199,166,.2);box-shadow:0 22px 58px rgba(24,58,94,.14)}.mail-stage-top span{display:block;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.mail-stage-top strong{display:block;font-size:34px;letter-spacing:-.04em;line-height:1;margin:10px 0 18px}.mail-layer{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 18px;border-radius:20px;border:1px solid var(--line);background:#fff;margin-top:14px}.mail-layer div span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.mail-layer div strong{display:block;margin-top:6px;font-size:18px;line-height:1.2}.mail-layer b{display:inline-flex;align-items:center;justify-content:center;min-width:72px;height:34px;padding:0 12px;border-radius:999px;background:rgba(62,199,166,.12);color:#148f73;font-size:12px;letter-spacing:.14em;text-transform:uppercase}.layer-main{border-color:rgba(127,156,255,.32);box-shadow:0 10px 24px rgba(127,156,255,.12)}
.section{padding:38px 0}.section-head{margin-bottom:24px}.section-head.left{text-align:left}.section-head h2{margin-top:12px;max-width:12ch;font-size:clamp(34px,4vw,52px);line-height:.96;letter-spacing:-.045em}.feature-grid,.flow-grid,.legal-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature-card,.flow-card,.legal-card{padding:24px}.feature-card h3,.flow-card strong,.legal-card strong{display:block;font-size:22px;line-height:1.1;letter-spacing:-.03em}.feature-card p,.flow-card p,.legal-card p,.legal-shell p{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.8}.flow-card span{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:14px;background:rgba(62,199,166,.14);color:#148f73;font-weight:800;margin-bottom:14px}
.site-footer{margin-top:22px;padding:36px 0 54px;border-top:1px solid rgba(17,32,56,.08)}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:22px;align-items:start}.footer-pill{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border-radius:999px;border:1px solid rgba(62,199,166,.3);background:rgba(62,199,166,.12);color:#148f73;font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px}.footer-grid h4{margin-bottom:12px;font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:#4d74e6}.footer-grid a,.footer-grid span,.site-footer p{display:block;color:var(--muted);line-height:1.8}
.auth-page{display:grid;place-items:center}.auth-shell{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,460px);gap:32px;align-items:center;padding:44px 0}.auth-copy h1{margin:18px 0 14px;font-size:clamp(40px,5vw,70px);line-height:.94;letter-spacing:-.05em}.auth-copy p{max-width:560px;font-size:18px;line-height:1.8;color:var(--muted)}.auth-card{padding:32px;box-shadow:0 22px 56px rgba(24,58,94,.12)}.auth-card h2{font-size:34px;line-height:1;letter-spacing:-.04em}.sub{margin:10px 0 22px;color:var(--muted);line-height:1.75}.field{display:grid;gap:8px;margin-bottom:16px}.field label{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.field input{width:100%;height:52px;padding:0 16px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--text);outline:none;font-size:15px}.field input:focus{border-color:#7f9cff;box-shadow:0 0 0 3px rgba(127,156,255,.15)}input::placeholder{color:#8aa0ba}.field-help{font-size:12px;line-height:1.65;color:var(--muted)}.auth-btn{width:100%;margin-top:6px}.auth-link{margin-top:18px;text-align:center;font-size:14px;color:var(--muted)}.auth-link a{color:#4d74e6;font-weight:700}
.notice{margin-bottom:18px;padding:14px 16px;border-radius:16px;border:1px solid var(--line);font-size:14px;line-height:1.65}.notice-error{background:rgba(219,78,103,.1);border-color:rgba(219,78,103,.24);color:#9a3550}.notice-success{background:rgba(62,199,166,.1);border-color:rgba(62,199,166,.24);color:#148f73}
.board-shell{padding:42px 0 56px}.board-top{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:30px;margin-bottom:22px;box-shadow:0 20px 54px rgba(24,58,94,.1)}.board-top h1{margin:10px 0;font-size:clamp(36px,4vw,58px);line-height:.94;letter-spacing:-.045em}.board-actions{display:flex;gap:12px;flex-wrap:wrap}.board-grid{display:grid;grid-template-columns:250px minmax(300px,360px) minmax(0,1fr);gap:18px;align-items:start}.side-panel,.list-panel,.preview-panel{padding:24px;box-shadow:0 16px 40px rgba(24,58,94,.08)}.side-item,.mail-item{width:100%;text-align:left;padding:14px 16px;border-radius:16px;border:1px solid var(--line);background:#fff;color:var(--text);cursor:pointer;transition:.2s}.side-item + .side-item,.mail-item + .mail-item{margin-top:12px}.side-item.active,.mail-item.active,.side-item:hover,.mail-item:hover{background:rgba(127,156,255,.1);border-color:rgba(127,156,255,.34)}.side-stats{display:grid;gap:14px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}.side-stats span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.side-stats strong{display:block;margin-top:6px}.panel-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:18px}.panel-top h2{font-size:26px;line-height:1.05;letter-spacing:-.03em}.pill{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 12px;border-radius:999px;background:rgba(62,199,166,.12);border:1px solid rgba(62,199,166,.28);color:#148f73;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}.mail-item strong{display:block;font-size:17px;line-height:1.2;margin-bottom:6px}.mail-item span,.from-line,.status-line{color:var(--muted);font-size:14px;line-height:1.6}.preview-panel p{margin:18px 0 22px;font-size:16px;line-height:1.85;color:var(--muted)}.preview-actions{display:flex;gap:12px;flex-wrap:wrap}.status-line{margin-top:14px}
.legal-shell{padding:34px;margin:40px auto}.legal-shell h1{margin:14px 0 16px;font-size:clamp(36px,4vw,52px);line-height:.98;letter-spacing:-.045em}
@media (max-width:1024px){.hero,.auth-shell,.board-grid,.feature-grid,.flow-grid,.footer-grid,.legal-grid{grid-template-columns:1fr}.status-row{grid-template-columns:1fr}.board-top{align-items:flex-start;flex-direction:column}}
@media (max-width:640px){.wrap{width:min(100%,calc(100vw - 28px))}.site-header{padding:14px 0}.nav-row{flex-direction:column;align-items:flex-start}.nav-links{width:100%;gap:8px}.nav-links a{height:auto;padding:10px 12px}.hero{padding:34px 0 28px}.hero-copy h1{font-size:46px;max-width:9ch}.hero-actions,.board-actions,.preview-actions{flex-direction:column}.btn{width:100%}.auth-shell,.board-shell{padding-top:24px}.auth-card,.board-top,.side-panel,.list-panel,.preview-panel,.feature-card,.flow-card,.legal-card,.legal-shell,.status-card,.mail-stage{padding:20px}.ambient{display:none}}