/* Revision134: navigation and actions. The approved typography and palette stay. */
.sf-admin-header .header-inner{align-items:center;gap:24px;min-height:92px;padding-block:18px}
.sf-account-nav{display:flex;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.sf-account-nav a:hover,.sf-return a:hover{text-decoration:underline;text-underline-offset:4px}
.sf-main-nav{display:flex;flex-wrap:wrap;gap:4px;padding-block:10px;border-top:1px solid var(--line)}
.sf-main-nav a{font-size:14px;padding:9px 14px;border-bottom:3px solid transparent}
.sf-main-nav a[aria-current]{border-bottom-color:var(--accent);color:var(--accent);font-weight:600}
.sf-main-nav a:hover{background:var(--wash)}
.sf-admin-header.header{position:static}
.sf-section-nav,.sf-sender-groups{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 24px;border-bottom:1px solid var(--line);padding-bottom:8px}
.sf-section-nav a,.sf-sender-groups a{padding:9px 14px;font-size:14px;border-radius:3px}
.sf-section-nav a[aria-current]{background:var(--wash);color:var(--accent);font-weight:600}
.sf-sender-groups{margin-top:24px;margin-bottom:8px;border-bottom:0;padding:0}
.sf-sender-groups a.is-selected{background:var(--accent);color:var(--white)}
.sf-section-nav a:hover,.sf-sender-groups a:not(.is-selected):hover{background:var(--wash)}
.sf-trial-nav{margin-top:20px}
.sf-return{margin:0 0 22px;font-size:14px;color:var(--accent)}
.sf-area-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:30px}
.sf-area-card{background:var(--white);border:1px solid var(--line);border-top:3px solid var(--accent);padding:26px 30px;min-width:0}
.admin-main .sf-area-card h2{font-size:27px;margin:0 0 10px;line-height:1.25}
.sf-area-card p{color:var(--muted);font-size:15px}
.sf-area-card ul{list-style:none;margin:22px 0 0;padding:0}
.sf-area-card li{display:flex;align-items:center;border-top:1px solid var(--line);gap:12px}
.sf-area-card li a{flex:1;padding:13px 0;font-weight:600;font-size:15px}
.sf-area-card li a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.sf-area-card li span{color:var(--accent)}
.sf-form-tools{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:18px 0 6px}
.sf-form-tools .sf-reset{font-size:14px;background:none;color:var(--accent);padding:8px 0;text-decoration:underline;text-underline-offset:3px;min-height:44px}
.sf-form-tools .sf-reset:disabled{color:var(--muted);text-decoration:none}
.sf-reset-status{font-size:13px;color:var(--muted)}
.sf-form-tools a{font-size:14px;min-height:44px;display:inline-flex;align-items:center}
.sf-admin .admin-main{padding-top:30px}
.sf-admin textarea{max-width:100%;box-sizing:border-box}
.sf-admin .toolbar,.sf-admin .form-actions{gap:12px}
@media(max-width:760px){.sf-area-grid{grid-template-columns:minmax(0,1fr)}.sf-area-card{padding:23px}.sf-admin-header .header-inner{flex-wrap:wrap;gap:16px}.sf-main-nav a{padding:9px 10px}.sf-account-nav{gap:14px}.sf-admin .wrap{width:calc(100% - 32px)}}

/* Revision149: registration counts, guidance and separation between trials. */
.sf-count{display:inline-flex;align-items:center;justify-content:center;min-width:1.6em;padding:1px 7px;margin-left:6px;border-radius:20px;background:var(--accent);color:var(--white);font-size:13px;font-weight:700;line-height:1.7;vertical-align:middle;font-variant-numeric:tabular-nums}
.sf-area-card li .sf-count{color:var(--white)}
.sf-count.is-empty{background:var(--wash);color:var(--muted);box-shadow:inset 0 0 0 1px var(--line)}
.sf-area-card li .sf-count.is-empty{color:var(--muted)}
.sf-registration-tabs .btn[aria-current] .sf-count{background:var(--white);color:var(--accent)}
.sf-registration-help{background:var(--wash);border-left:3px solid var(--accent);padding:16px 22px;margin:20px 0 26px;line-height:1.6}
.admin-main .sf-registration-help h2{font-size:23px;margin:0 0 10px}
.sf-registration-help p:first-child{margin-top:0}.sf-registration-help p:last-child{margin-bottom:0}
.sf-registration-table td{vertical-align:top}
.sf-registration-actions{min-width:190px;display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.sf-registration-actions .btn{white-space:nowrap}
.sf-registration-actions details{font-size:14px;width:100%}
.sf-registration-actions summary{cursor:pointer;color:var(--muted);padding:4px 0}
.sf-registration-actions details>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding-top:10px}
.sf-registration-actions details .btn{white-space:normal;text-align:left}
.sf-trial-card{border:1px solid var(--line);border-top:4px solid var(--accent);background:var(--white);padding:26px 30px;margin:32px 0;scroll-margin-top:24px}
.sf-trial-card-header{padding-bottom:16px;margin-bottom:20px;border-bottom:1px solid var(--line)}
.admin-main .sf-trial-card-header h2{margin:0 0 12px;font-size:28px;line-height:1.3}
.sf-trial-card-header p{margin:8px 0;overflow-wrap:anywhere}
.sf-trial-next{font-weight:600}
.sf-trial-card>.admin-form{border-top:1px solid var(--line);padding-top:20px;margin-top:24px}
.sf-trial-card>details{margin-top:24px;padding-top:16px;border-top:1px solid var(--line)}
.sf-trial-overview table{border-collapse:separate;border-spacing:0 12px}
.sf-trial-overview td{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-top:20px;padding-bottom:20px;vertical-align:top}
.sf-trial-overview td:first-child{border-left:3px solid var(--accent)}
.sf-trial-overview td:last-child{border-right:1px solid var(--line)}
@media(max-width:760px){.sf-trial-card{padding:20px 18px;margin-block:24px}.admin-main .sf-trial-card-header h2{font-size:24px}.sf-registration-help{padding:14px 16px}}

/* Revision150: a collapsed, descriptive, read-only trial mail journal. */
.sf-trial-mail-journal{margin:32px 0;border:1px solid var(--line);background:var(--white)}
.sf-trial-mail-journal>summary{padding:20px 24px;font-size:22px;font-weight:600;cursor:pointer;background:var(--wash)}
.sf-mail-toggle{font-size:13px;font-weight:600;color:var(--accent);white-space:nowrap}
.sf-trial-mail-journal>summary>.sf-mail-toggle{float:right;line-height:2.4}
.sf-mail-hide{display:none}
.sf-trial-mail-journal[open]>summary>.sf-mail-toggle>.sf-mail-show,.sf-mail-entry[open]>summary>.sf-mail-toggle>.sf-mail-show{display:none}
.sf-trial-mail-journal[open]>summary>.sf-mail-toggle>.sf-mail-hide,.sf-mail-entry[open]>summary>.sf-mail-toggle>.sf-mail-hide{display:inline}
.sf-mail-journal-body{padding:0 24px 20px}
.sf-mail-help{font-size:14px;color:var(--muted);line-height:1.6}
.sf-mail-entry{border-top:1px solid var(--line)}
.sf-mail-entry>summary{display:grid;grid-template-columns:minmax(130px,1fr) minmax(200px,1.8fr) minmax(160px,1fr) 85px;gap:20px;padding:20px 0;cursor:pointer;font-size:14px;line-height:1.5;list-style:none}
.sf-mail-entry>summary::-webkit-details-marker{display:none}
.sf-mail-entry>summary>span{min-width:0;overflow-wrap:anywhere}
.sf-mail-entry>summary>span:not(.sf-mail-toggle){display:flex;flex-direction:column;gap:5px}
.sf-mail-entry>summary:hover .sf-mail-toggle{text-decoration:underline}
.sf-trial-mail-journal summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.sf-mail-status{align-self:flex-start;padding:2px 8px;border-radius:4px;background:var(--wash);color:var(--ink)}
.sf-mail-status.is-accepted{background:#edf3ef;color:#355B46}
.sf-mail-status.is-attention{background:#f8eceb;color:#843B36}
.sf-mail-status.is-cancelled{color:var(--muted)}
.sf-mail-detail{padding:20px 24px;margin-bottom:20px;background:var(--wash);overflow-wrap:anywhere;font-size:14px}
.sf-mail-facts{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 24px}
.sf-mail-facts dt{font-weight:600}.sf-mail-facts dd{margin:3px 0 0}
.sf-mail-content{white-space:pre-wrap;line-height:1.65;background:var(--white);padding:18px;border:1px solid var(--line)}
.sf-mail-technical{margin-top:20px}.sf-mail-technical summary{cursor:pointer}.sf-mail-technical dl{margin-top:16px}
@media(max-width:1000px){.sf-mail-entry>summary{grid-template-columns:minmax(0,1fr) minmax(0,1.5fr)}.sf-mail-entry>summary>.sf-mail-toggle{align-self:end;text-align:right}}
@media(max-width:600px){.sf-trial-mail-journal>summary{padding:18px 16px;font-size:20px}.sf-trial-mail-journal>summary>.sf-mail-toggle{float:none;display:block;padding-left:20px;line-height:1.6}.sf-mail-journal-body{padding:0 16px 16px}.sf-mail-entry>summary{grid-template-columns:minmax(0,1fr);gap:14px}.sf-mail-entry>summary>.sf-mail-toggle{text-align:left}.sf-mail-detail{padding:18px 14px}.sf-mail-facts{grid-template-columns:minmax(0,1fr)}}

/* A3 / Admin margins v1: keep the same horizontal frame on short and long pages.
   The shared .wrap and its responsive widths stay; wide tables retain local scrolling.
   Scope excludes anonymous pages, public readers and printed output. */
@media screen {
  html:has(> body.sf-admin){scrollbar-gutter:stable}
  @supports not (scrollbar-gutter:stable) {
    html:has(> body.sf-admin){overflow-y:scroll}
  }
  .sf-admin .admin-main>.sender{max-width:none}
}