.osi{--osi-ink:#172033;--osi-muted:#677184;--osi-line:#dfe3ea;--osi-soft:#f7f8fa;--osi-gold:#b88a2b;--osi-gold-dark:#8d6516;font-family:Arial,Helvetica,sans-serif;color:var(--osi-ink);padding:28px 16px}
.osi *{box-sizing:border-box}
.osi-shell{max-width:1080px;margin:0 auto}
.osi-hero{text-align:center;margin:0 auto 28px;max-width:820px}
.osi-eyebrow{text-transform:uppercase;letter-spacing:.13em;font-weight:800;font-size:12px;color:var(--osi-gold-dark);margin:0 0 8px}
.osi h1{font-size:clamp(30px,5vw,48px);line-height:1.05;margin:0 0 12px}
.osi-lead{font-size:18px;line-height:1.5;color:var(--osi-muted);margin:0}
.osi-context{display:inline-block;margin:16px 0 0;padding:9px 13px;background:#fff8e7;border:1px solid #ead6a3;border-radius:10px}
.osi-search-wrap{background:white;border:1px solid var(--osi-line);border-radius:16px;padding:18px;box-shadow:0 5px 24px rgba(23,32,51,.05)}
.osi-search-label{display:block;font-weight:800;margin-bottom:8px}
.osi-search{width:100%;font-size:18px;padding:15px 16px;border:2px solid #bcc5d1;border-radius:11px;outline:none}
.osi-search:focus{border-color:var(--osi-gold);box-shadow:0 0 0 3px rgba(184,138,43,.14)}
.osi-help{margin:8px 0 0;color:var(--osi-muted);font-size:14px}
.osi-selected-bar{display:flex;justify-content:space-between;gap:14px;align-items:center;margin:18px 0 8px;padding:13px 15px;background:var(--osi-soft);border-radius:12px}
.osi-selected-hint{margin-left:8px;color:var(--osi-muted)}
.osi-clear,.osi-back{border:0;background:transparent;text-decoration:underline;font-weight:700;cursor:pointer}
.osi-clear:disabled{opacity:.4;cursor:not-allowed}
.osi-selected-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.osi-chip{border:1px solid #c8a45a;background:#fff8e8;border-radius:999px;padding:8px 11px;font-weight:700;display:flex;gap:8px;align-items:center;cursor:pointer}
.osi-section-heading{display:flex;justify-content:space-between;align-items:end;margin:20px 0 10px}
.osi-section-heading h2{margin:0;font-size:22px}
.osi-result-grid,.osi-market-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.osi-result-card,.osi-market{border:1px solid var(--osi-line);background:#fff;border-radius:11px;min-height:78px;padding:12px;text-align:left;display:flex;justify-content:space-between;gap:12px;align-items:center;cursor:pointer;transition:.15s ease}
.osi-result-card:hover,.osi-market:hover{border-color:#b99c60;transform:translateY(-1px)}
.osi-result-card.is-selected,.osi-market.is-selected{border-color:var(--osi-gold);background:#fff9eb;box-shadow:0 0 0 1px var(--osi-gold)}
.osi-result-card strong,.osi-market strong{display:block;font-size:15px}
.osi-result-card small,.osi-market small{display:block;color:var(--osi-muted);margin-top:4px;overflow-wrap:anywhere}
.osi-result-card em{display:block;color:var(--osi-gold-dark);font-style:normal;font-size:12px;margin-top:5px}
.osi-result-action{font-weight:800;color:var(--osi-gold-dark);white-space:nowrap}
.osi-category{border:1px solid var(--osi-line);border-radius:13px;background:white;margin:10px 0;overflow:hidden}
.osi-category summary{display:flex;justify-content:space-between;align-items:center;gap:18px;cursor:pointer;padding:16px 18px;font-size:18px;font-weight:800;list-style:none}
.osi-category summary::-webkit-details-marker{display:none}
.osi-category summary:after{content:'+';font-size:25px;font-weight:400;margin-left:auto}
.osi-category[open] summary:after{content:'–'}
.osi-category-count{font-size:13px;font-weight:700;color:var(--osi-muted);white-space:nowrap}
.osi-category-body{border-top:1px solid var(--osi-line);padding:14px}
.osi-market input{position:absolute;opacity:0;pointer-events:none}
.osi-market-copy{min-width:0}
.osi-check{width:25px;height:25px;flex:0 0 25px;border:2px solid #c5ccd6;border-radius:50%;display:flex;align-items:center;justify-content:center;color:transparent;font-weight:900}
.osi-market.is-selected .osi-check{background:var(--osi-gold);border-color:var(--osi-gold);color:white}
.osi-action{position:sticky;bottom:12px;z-index:20;margin-top:24px;border:1px solid #d7c28c;background:rgba(255,251,240,.97);backdrop-filter:blur(7px);border-radius:15px;padding:15px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px;box-shadow:0 8px 28px rgba(23,32,51,.12)}
.osi-action p{margin:4px 0 0;color:var(--osi-muted)}
.osi-continue{border:0;border-radius:10px;background:var(--osi-gold);color:#151515;font-weight:900;letter-spacing:.04em;padding:14px 28px;cursor:pointer;min-width:150px}
.osi-continue:hover:not(:disabled){background:#c99a36}
.osi-continue:disabled{opacity:.45;cursor:not-allowed}
.osi-confirmation{max-width:760px;margin:20px auto;border:1px solid var(--osi-line);border-radius:16px;padding:24px;background:white}
.osi-confirmation h2{margin-top:0}
.osi-confirmation-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:16px 0}
.osi-confirmed-market{border:1px solid var(--osi-line);border-radius:10px;padding:10px}
.osi-confirmed-market strong,.osi-confirmed-market small{display:block}
.osi-confirmed-market small{color:var(--osi-muted);margin-top:3px}
.osi-no-results{grid-column:1/-1;padding:20px;text-align:center;color:var(--osi-muted);background:var(--osi-soft);border-radius:12px}
.osi-noscript{padding:15px;background:#fff0f0;border:1px solid #e0bcbc}
@media(max-width:820px){.osi-result-grid,.osi-market-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.osi-selected-bar,.osi-action{align-items:flex-start}.osi-action{position:static}}
@media(max-width:560px){.osi{padding:20px 10px}.osi-result-grid,.osi-market-grid,.osi-confirmation-list{grid-template-columns:1fr}.osi-category summary{padding:14px}.osi-selected-bar,.osi-action{display:block}.osi-clear{margin-top:8px}.osi-continue{width:100%;margin-top:14px}.osi-category-count{display:none}}

/* v0.1.1 category Select All */
.osi-category-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;padding:2px 2px 8px}
.osi-select-all{border:0;background:transparent;color:var(--osi-gold-dark);font-weight:800;text-decoration:underline;cursor:pointer;padding:4px 0}
.osi-select-all:hover{text-decoration:none}
.osi-category-selected{font-size:13px;font-weight:700;color:var(--osi-muted)}
@media(max-width:560px){.osi-category-actions{align-items:flex-start}.osi-category-selected{white-space:nowrap}}

/* v0.1.2 — keep Continue visible after market confirmation */
.osi-confirmation-actions{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:18px}
.osi-confirm-continue{margin-left:auto}
.osi-next-note{margin:14px 0 0;padding:11px 13px;background:var(--osi-soft);border-radius:9px;color:var(--osi-muted);font-weight:700}
@media(max-width:560px){
  .osi-confirmation-actions{display:block}
  .osi-confirm-continue{width:100%;margin:14px 0 0}
}

/* v0.1.3 — Business Identity + Competition Contact */
.osi-step2{max-width:900px;margin:26px auto 0}
.osi-step-header{text-align:center;margin-bottom:20px}
.osi-step-header h2{font-size:34px;margin:0 0 8px}
.osi-step-header p{color:var(--osi-muted);margin:0}
.osi-business-form fieldset{border:1px solid var(--osi-line);border-radius:14px;padding:18px;margin:0 0 16px;background:#fff}
.osi-business-form legend{font-size:18px;font-weight:900;padding:0 8px}
.osi-business-form label{display:block;font-weight:800;font-size:14px}
.osi-business-form input[type="text"],
.osi-business-form input[type="email"],
.osi-business-form input[type="url"],
.osi-business-form input[type="tel"]{width:100%;margin-top:7px;padding:13px 12px;border:1px solid #bcc5d1;border-radius:9px;font-size:16px}
.osi-business-form input:focus{outline:none;border-color:var(--osi-gold);box-shadow:0 0 0 3px rgba(184,138,43,.12)}
.osi-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.osi-three{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px}
.osi-field-help{margin:0 0 12px;color:var(--osi-muted)}
.osi-checkline{display:flex!important;gap:10px;align-items:center;font-size:15px!important}
.osi-checkline input{width:18px;height:18px}
.osi-step-actions{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:18px}
.osi-step2-success{border:1px solid var(--osi-line);border-radius:14px;padding:22px;background:#fff}
.osi-step2-success h2{margin-top:0}
.osi-next-step-card{margin-top:16px;padding:15px;border-radius:10px;background:#fff8e7;border:1px solid #ead6a3}
.osi-next-step-card p{margin:5px 0 0;color:var(--osi-muted)}
@media(max-width:650px){.osi-two,.osi-three{grid-template-columns:1fr}.osi-step-actions{display:block}.osi-step-actions .osi-continue{width:100%;margin-top:14px}}

/* v0.1.6 — Step 3 Service Area / Geographic Eligibility */
.osi-step3{max-width:900px;margin:26px auto 0}
.osi-service-area-form fieldset{border:1px solid var(--osi-line);border-radius:14px;padding:18px;margin:0 0 16px;background:#fff}
.osi-service-area-form legend{font-size:18px;font-weight:900;padding:0 8px}
.osi-service-area-form label{display:block;font-weight:800;font-size:14px}
.osi-service-area-form input[type="text"],
.osi-service-area-form input[type="number"],
.osi-service-area-form textarea{width:100%;margin-top:7px;padding:13px 12px;border:1px solid #bcc5d1;border-radius:9px;font-size:16px}
.osi-service-area-form textarea{min-height:100px;resize:vertical}
.osi-choice-card{display:flex!important;gap:12px;align-items:flex-start;border:1px solid var(--osi-line);border-radius:11px;padding:14px;margin:10px 0;cursor:pointer}
.osi-choice-card:hover{border-color:#c5a45b}
.osi-choice-card input{width:18px;height:18px;margin-top:2px}
.osi-choice-card strong,.osi-choice-card small{display:block}
.osi-choice-card small{margin-top:4px;color:var(--osi-muted);font-weight:400;line-height:1.35}
.osi-step3-success{border:1px solid var(--osi-line);border-radius:14px;padding:22px;background:#fff}
.osi-step3-success h2{margin-top:0}

/* v0.1.7 — Worldwide geography + Participation & Seller Terms */
.osi-worldwide-note{margin:0 0 14px;padding:14px;border:1px solid #d7c28c;background:#fff8e7;border-radius:10px}
.osi-worldwide-note p{margin:5px 0 0;color:var(--osi-muted)}
.osi-step4{max-width:900px;margin:26px auto 0}
.osi-terms-form fieldset{border:1px solid var(--osi-line);border-radius:14px;padding:18px;margin:0 0 16px;background:#fff}
.osi-terms-form legend{font-size:18px;font-weight:900;padding:0 8px}
.osi-term-check{display:flex!important;gap:12px;align-items:flex-start;border:1px solid var(--osi-line);border-radius:11px;padding:14px;margin:10px 0;cursor:pointer}
.osi-term-check input{width:18px;height:18px;margin-top:2px;flex:0 0 auto}
.osi-term-check strong,.osi-term-check small{display:block}
.osi-term-check small{margin-top:4px;color:var(--osi-muted);font-weight:400;line-height:1.42}
.osi-terms-note{margin:15px 0 0;padding:12px 14px;background:var(--osi-soft);border-radius:9px;color:var(--osi-muted);font-size:13px;line-height:1.45}
.osi-complete{max-width:760px;margin:0 auto;border:1px solid #d7c28c;background:#fffdf7;border-radius:16px;padding:26px;text-align:center}
.osi-complete h2{font-size:36px;margin:4px 0 10px}
.osi-complete-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:20px 0}
.osi-complete-grid>div{border:1px solid var(--osi-line);background:#fff;border-radius:11px;padding:14px}
.osi-complete-grid span,.osi-complete-grid strong{display:block}
.osi-complete-grid span{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--osi-muted);margin-bottom:5px}
.osi-complete-note{margin:18px 0 0;color:var(--osi-muted);line-height:1.5}
@media(max-width:560px){.osi-complete-grid{grid-template-columns:1fr}}

/* v0.1.11 — Seller Profile Management + permanent Seller Sign-In */
.osi-profile-login{max-width:620px;margin:0 auto;background:#fff;border:1px solid var(--osi-line);border-radius:14px;padding:20px}
.osi-profile-login label{display:block;font-weight:800}
.osi-profile-login input{width:100%;margin:8px 0 16px;padding:13px;border:1px solid #bcc5d1;border-radius:9px;font-size:16px}
.osi-profile-message{max-width:760px;margin:16px auto 0;padding:14px;border-radius:10px;font-weight:700}
.osi-profile-message.is-success{background:#e7f6ec;border:1px solid #b8dfc4;color:#1d5b30}
.osi-profile-message.is-error{background:#fae9e9;border:1px solid #e4bcbc;color:#7a2727}
.osi-profile-status{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:760px;margin:0 auto 20px}
.osi-profile-status>div{background:#fff;border:1px solid var(--osi-line);border-radius:11px;padding:13px;text-align:center}
.osi-profile-status span,.osi-profile-status strong{display:block}
.osi-profile-status span{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--osi-muted);margin-bottom:5px}
.osi-profile-form{max-width:980px;margin:0 auto}
.osi-profile-form fieldset{border:1px solid var(--osi-line);border-radius:14px;padding:18px;margin:0 0 16px;background:#fff}
.osi-profile-form legend{font-size:18px;font-weight:900;padding:0 8px}
.osi-profile-form label{display:block;font-weight:800;font-size:14px}
.osi-profile-form input[type="text"],
.osi-profile-form input[type="email"],
.osi-profile-form input[type="url"],
.osi-profile-form input[type="tel"],
.osi-profile-form input[type="number"],
.osi-profile-form textarea{width:100%;margin-top:7px;padding:13px 12px;border:1px solid #bcc5d1;border-radius:9px;font-size:16px}
.osi-profile-form textarea{min-height:90px;resize:vertical}
.osi-profile-readonly{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.osi-profile-readonly>div{background:var(--osi-soft);border-radius:9px;padding:12px}
.osi-profile-readonly span,.osi-profile-readonly strong{display:block}
.osi-profile-readonly span{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--osi-muted);margin-bottom:5px}
@media(max-width:650px){.osi-profile-status,.osi-profile-readonly{grid-template-columns:1fr}}

/* v0.1.13 — Seller Profile UX refinements */
.osi-current-markets{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 16px}
.osi-current-market{display:inline-block;padding:8px 11px;border:1px solid #d6b86f;background:#fff9eb;border-radius:999px;font-weight:800}
.osi-market-browser{border:1px solid var(--osi-line);border-radius:12px;background:#fff;overflow:hidden}
.osi-market-browser>summary{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:15px 16px;cursor:pointer;font-weight:900;list-style:none}
.osi-market-browser>summary::-webkit-details-marker{display:none}
.osi-market-browser>summary:after{content:'+';font-size:24px;font-weight:400;margin-left:auto}
.osi-market-browser[open]>summary:after{content:'–'}
.osi-market-browser-body{padding:0 12px 12px;border-top:1px solid var(--osi-line)}
.osi-nested-category{margin:10px 0 0}
[data-profile-local-geo][hidden]{display:none!important}