:root{--blue:#1167d8;--blue-dark:#0b4fae;--blue-soft:#eaf3ff;--navy:#0f1b2d;--ink:#1b2638;--text:#4b596b;--muted:#748296;--line:#e3e9f0;--soft:#f7f9fc;--white:#fff;--success:#0f9d78;--max:1600px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);letter-spacing:.006em;-webkit-font-smoothing:antialiased;background:#fff;margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin-inline:auto}.site-header{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);background:#fffffff7;position:sticky;top:0}.nav{justify-content:space-between;align-items:center;gap:24px;min-height:74px;display:flex}.brand{letter-spacing:-.012em;color:var(--navy);align-items:center;gap:10px;font-size:1.15rem;font-weight:700;display:flex}.brand-mark{background:var(--blue);color:#fff;border-radius:11px;place-items:center;width:36px;height:36px;display:grid}.brand-mark [data-lucide]{width:21px;height:21px}.header-help{color:#657488;align-items:center;gap:16px;font-size:.88rem;display:flex}.header-help a{color:var(--blue);font-weight:600}.join-page{background:#fff;min-height:calc(100vh - 74px)}.join-grid{grid-template-columns:minmax(0,1.18fr) minmax(390px,.62fr);align-items:stretch;width:100%;min-height:calc(100vh - 74px);display:grid}.form-side{padding:54px 64px 72px max(24px,50vw - 800px)}.form-wrap{max-width:850px}.eyebrow{color:var(--blue);letter-spacing:.075em;text-transform:uppercase;align-items:center;gap:8px;margin-bottom:14px;font-size:.78rem;font-weight:700;display:inline-flex}.eyebrow-dot{background:var(--blue);border-radius:50%;width:8px;height:8px}h1{color:var(--navy);letter-spacing:-.026em;max-width:720px;margin:0;font-size:clamp(2.35rem,3.4vw,3.8rem);font-weight:650;line-height:1.1}.intro{max-width:700px;color:var(--text);margin:16px 0 0;font-size:.98rem;line-height:1.75}.stepper{grid-template-columns:repeat(4,1fr);gap:8px;margin:34px 0;display:grid}.step{color:#8a97a8;border-top:3px solid #e6ebf1;padding-top:13px;position:relative}.step.active{border-color:var(--blue);color:var(--navy)}.step.done{color:#49627f;border-color:#7aaef0}.step strong{font-size:.79rem;font-weight:650;display:block}.step span{color:#92a0b0;margin-top:4px;font-size:.72rem;display:block}.form-card{border:1px solid var(--line);background:#fff;border-radius:22px;padding:28px;box-shadow:0 12px 32px #0f1b2d0b}.form-head{margin-bottom:24px}.form-head h2{color:var(--navy);letter-spacing:-.01em;margin:0;font-size:1.35rem;font-weight:650;line-height:1.35}.form-head p{color:var(--muted);margin:7px 0 0;font-size:.86rem;line-height:1.6}.business-type-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px;display:grid}.type-card{border:1px solid var(--line);text-align:left;background:#fff;border-radius:16px;min-height:135px;padding:18px;transition:all .18s;position:relative}.type-card:hover{background:#fcfdff;border-color:#afc9eb}.type-card.active{background:#f5f9ff;border-color:#85afe7;box-shadow:0 0 0 3px #1167d80e}.type-icon{background:var(--blue-soft);width:48px;height:48px;color:var(--blue);border-radius:13px;place-items:center;margin-bottom:14px;display:grid}.type-icon [data-lucide]{stroke-width:1.75px;width:25px;height:25px}.type-card strong{color:var(--navy);font-size:.9rem;font-weight:650;display:block}.type-card span{color:var(--muted);margin-top:5px;font-size:.76rem;line-height:1.45;display:block}.type-check{background:var(--blue);color:#fff;opacity:0;border-radius:50%;place-items:center;width:22px;height:22px;display:grid;position:absolute;top:12px;right:12px}.type-card.active .type-check{opacity:1}.type-check [data-lucide]{width:14px;height:14px}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.field{flex-direction:column;gap:8px;display:flex}.field.full{grid-column:1/-1}.field label{color:#566578;font-size:.8rem;font-weight:600}.field small{color:#95a1b0;margin-top:-3px;font-size:.72rem}.input-wrap{background:#fff;border:1px solid #d6e0ea;border-radius:11px;align-items:center;gap:9px;min-height:50px;padding:0 13px;transition:all .18s;display:flex}.input-wrap:focus-within{border-color:#8bb5eb;box-shadow:0 0 0 3px #1167d812}.input-wrap [data-lucide]{color:#8795a7;flex:none;width:18px;height:18px}.input-wrap input,.input-wrap select{width:100%;min-width:0;color:var(--navy);background:0 0;border:0;outline:0}.input-wrap input::placeholder{color:#a0abba}.agreement{color:#69788b;align-items:flex-start;gap:10px;margin:20px 0 0;font-size:.78rem;line-height:1.55;display:flex}.agreement input{width:16px;height:16px;accent-color:var(--blue);flex:none;margin-top:2px}.agreement a{color:var(--blue);font-weight:600}.form-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:14px;margin-top:24px;padding-top:22px;display:flex}.signin-note{color:#7a8899;font-size:.8rem}.signin-note a{color:var(--blue);font-weight:600}.btn{border:1px solid #0000;border-radius:11px;justify-content:center;align-items:center;gap:9px;min-height:48px;padding:0 18px;font-weight:650;transition:all .2s;display:inline-flex}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}.btn-outline{color:var(--navy);background:#fff;border-color:#cad5e2}.benefit-side{background:#f6f9fd;border-left:1px solid #e6ecf3;min-width:0;min-height:100%;padding:54px max(24px,50vw - 800px) 72px 48px;position:relative}.benefit-inner{width:100%;max-width:470px;position:sticky;top:118px}.benefit-side h2{color:var(--navy);letter-spacing:-.014em;margin:0;font-size:1.65rem;font-weight:650;line-height:1.25}.benefit-side>div p,.benefit-inner>p{color:var(--text);margin:11px 0 0;font-size:.9rem;line-height:1.7}.benefit-list{gap:14px;margin-top:26px;display:grid}.benefit-item{border-top:1px solid #e2e8f0;align-items:flex-start;gap:13px;padding:16px 0;display:flex}.benefit-item:first-child{border-top:0;padding-top:0}.benefit-icon{width:42px;height:42px;color:var(--blue);background:#fff;border:1px solid #dce6f1;border-radius:12px;flex:none;place-items:center;display:grid}.benefit-icon [data-lucide]{width:21px;height:21px}.benefit-item strong{color:var(--navy);font-size:.88rem;font-weight:650;display:block}.benefit-item span{color:#778699;margin-top:4px;font-size:.78rem;line-height:1.5;display:block}.profile-preview{background:#fff;border:1px solid #dee6ef;border-radius:18px;margin-top:30px;padding:16px;box-shadow:0 12px 30px #0f1b2d0d}.preview-label{color:#778699;justify-content:space-between;align-items:center;gap:12px;margin-bottom:13px;font-size:.74rem;font-weight:600;display:flex}.preview-card{grid-template-columns:70px 1fr;align-items:center;gap:13px;display:grid}.preview-logo{background:var(--blue-soft);width:70px;height:70px;color:var(--blue);border-radius:15px;place-items:center;display:grid}.preview-logo [data-lucide]{width:30px;height:30px}.preview-card strong{color:var(--navy);align-items:center;gap:6px;font-size:.9rem;font-weight:650;display:flex}.preview-card strong [data-lucide]{width:15px;height:15px;color:var(--blue)}.preview-card span{color:var(--muted);margin-top:5px;font-size:.75rem;line-height:1.4;display:block}.security{color:#7a8898;align-items:flex-start;gap:10px;margin-top:24px;font-size:.75rem;line-height:1.5;display:flex}.security [data-lucide]{width:17px;height:17px;color:var(--success);flex:none;margin-top:1px}@media (width<=1100px){.join-grid{grid-template-columns:1fr}.form-side{padding:48px 24px 60px}.form-wrap{max-width:850px;margin-inline:auto}.benefit-side{background:var(--soft);border-left:0;border-top:1px solid var(--line);min-height:auto;padding:48px 24px 64px}.benefit-inner{max-width:850px;margin-inline:auto;position:static}.benefit-list{grid-template-columns:repeat(3,1fr);gap:18px}.benefit-item{border-top:0;padding:0}.profile-preview{max-width:500px}}@media (width<=760px){.header-help span{display:none}.business-type-grid,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.benefit-list{grid-template-columns:1fr}.step span{display:none}}@media (width<=560px){.container{width:min(calc(100% - 24px),var(--max))}.nav{min-height:68px}.join-page,.join-grid{min-height:calc(100vh - 68px)}.form-side{padding-top:36px}h1{font-size:clamp(2.15rem,11vw,3.2rem)}.stepper{gap:5px}.step strong{font-size:.7rem}.form-card{border-radius:18px;padding:20px}.form-footer{flex-direction:column-reverse;align-items:stretch}.form-footer .btn{width:100%}.signin-note{text-align:center}.benefit-side{padding-left:12px;padding-right:12px}}.field-error{color:#c0392b;margin-top:6px;font-size:12.5px;font-weight:600;display:block}.field.has-error .input-wrap,.field.has-error .ss-trigger{border-color:#c0392b}.submit-error{margin:4px 0 12px}