/* Channel connection center. Keep the shared navigation and content shell intact. */
.channel-center {min-width:0;max-width:1360px;margin:0 auto;color:var(--ink);font-size:13px;}
.ch-page-head,.ch-section-head {display:flex;align-items:flex-start;justify-content:space-between;gap:18px;}
.ch-page-head {margin-bottom:22px;}
.ch-page-head h2 {margin:0;font-size:20px;font-weight:600;line-height:1.4;}
.ch-page-head p,.ch-section-head p {margin:7px 0 0;color:var(--muted);line-height:1.7;font-size:12px;max-width:70ch;}
.ch-tabs {display:flex;gap:26px;border-bottom:1px solid var(--line);margin-bottom:24px;}
.ch-tabs button {border:0;border-bottom:2px solid transparent;background:none;padding:0 0 13px;color:var(--muted);font-size:13px;font-weight:500;}
.ch-tabs button[aria-selected="true"] {color:var(--accent-text);border-bottom-color:var(--accent);}
.ch-tabs button:hover {color:var(--accent-text);}
.ch-section-head {margin-bottom:18px;}
.ch-section-head h3 {margin:0;font-size:15px;font-weight:550;line-height:1.5;}
.ch-section-head h3 > span {display:inline-block;margin-left:7px;color:var(--muted);font-size:12px;font-weight:400;}
.ch-account-section,.ch-provider-section {margin-bottom:32px;}
.ch-accounts,.ch-providers {border-top:1px solid var(--line);}
.ch-account {display:flex;align-items:center;flex-wrap:wrap;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.ch-account-name,.ch-provider-name {display:flex;align-items:center;gap:13px;flex:1;min-width:180px;}
.ch-account-name .platform,.ch-provider-name .platform {width:32px;height:32px;border-radius:8px;}
.ch-account-name > div,.ch-provider-name > div {min-width:0;}
.ch-account-name b {display:block;font-size:14px;font-weight:550;overflow-wrap:anywhere;}
.ch-account-name small,.ch-account-state small {display:block;margin-top:6px;font-size:11px;line-height:1.5;color:var(--muted);overflow-wrap:anywhere;}
.ch-account-state {min-width:170px;}
.ch-account-actions {display:flex;align-items:center;gap:8px;}
.ch-text-action {padding:7px 4px;background:none;border:0;color:var(--accent-text);font-size:12px;}
.ch-text-action.danger {color:var(--danger);}
.ch-inline-confirm {flex-basis:100%;display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--soft);border-radius:6px;color:var(--muted);line-height:1.6;}
.ch-inline-confirm > span {flex:1;}
.ch-empty {padding:25px 0;border-bottom:1px solid var(--line);}
.ch-empty > b {display:block;font-size:14px;font-weight:500;}
.ch-empty p,.ch-empty-copy {color:var(--muted);font-size:12px;line-height:1.8;margin:8px 0;}
.ch-provider-row {display:flex;align-items:center;gap:16px;min-height:84px;padding:16px 0;border-bottom:1px solid var(--line);}
.ch-provider-name h3 {margin:0;font-size:14px;font-weight:550;}
.ch-provider-name p {margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.6;overflow-wrap:anywhere;}
.ch-provider-method {font-size:12px;min-width:140px;color:var(--muted);}
.ch-provider-info {padding:18px 20px 20px;background:var(--soft);border-bottom:1px solid var(--line);}
.ch-methods {display:flex;gap:22px;flex-wrap:wrap;}
.ch-methods > div {flex:1;min-width:160px;max-width:360px;}
.ch-methods b {font-size:12px;font-weight:500;margin-right:8px;}
.ch-methods p {font-size:12px;color:var(--muted);line-height:1.7;}
.ch-provider-info ol {padding-left:20px;margin:14px 0;font-size:12px;line-height:1.9;color:var(--muted);}
.ch-doc-links {display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:var(--accent-text);}
.ch-doc-links a:hover {text-decoration:underline;}
.ch-doc-links a {min-width:0;max-width:100%;overflow-wrap:anywhere;}
.ch-editor {padding:22px 24px;margin:0 0 32px;border:1px solid var(--line);border-radius:8px;background:var(--soft);}
.ch-editor .ch-section-head {margin-bottom:18px;}
.ch-steps {display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-bottom:22px;color:var(--muted);font-size:12px;}
.ch-steps > span {display:flex;align-items:center;gap:7px;}
.ch-steps b {display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#e9edf3;font-size:11px;font-weight:500;}
.ch-steps .active {color:var(--accent-text);}
.ch-steps .active b {background:var(--accent-pale);}
.channel-center fieldset {border:0;padding:0;margin:0;min-width:0;}
.ch-form-grid {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 22px;}
.ch-field {display:flex;flex-direction:column;gap:7px;min-width:0;}
.ch-field > span {font-size:12px;color:var(--ink);}
.ch-field input,.ch-field select {display:block;width:100%;min-width:0;border:1px solid #cdd6e2;border-radius:6px;background:#fff;color:var(--ink);padding:9px 11px;font-size:13px;line-height:1.5;}
.ch-field input::placeholder {color:#647185;opacity:1;}
.ch-field input:disabled,.ch-field select:disabled {background:#f3f5f8;color:var(--muted);}
.ch-field small {font-size:11px;color:var(--muted);line-height:1.65;}
.ch-field input:hover,.ch-field select:hover {border-color:#94a4b9;}
.ch-field input:focus,.ch-field select:focus {outline:2px solid var(--accent);outline-offset:2px;border-color:var(--accent);}
.ch-form-actions {display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-top:20px;}
.ch-form-actions > span {font-size:11px;color:var(--muted);margin-left:4px;}
.ch-saved-status {display:flex;align-items:center;flex-wrap:wrap;gap:10px;border-top:1px solid var(--line);margin-top:20px;padding-top:15px;font-size:12px;line-height:1.7;}
.ch-saved-status > span:not(.tag) {flex:1;min-width:160px;}
.ch-saved-status small {color:var(--muted);font-size:11px;}
.ch-error,.ch-notice,.ch-legacy {padding:11px 14px;margin:16px 0;border-radius:6px;font-size:12px;line-height:1.7;overflow-wrap:anywhere;}
.ch-error {color:var(--danger);background:var(--danger-pale);}
.ch-notice {color:var(--accent-text);background:var(--accent-pale);}
.ch-legacy {color:var(--muted);background:var(--soft);}
.ch-loading {padding:32px 0;color:var(--muted);font-size:13px;}
.ch-api-layout {min-width:0;max-width:1000px;}
.ch-api-section {padding:0 0 26px;margin-bottom:26px;border-bottom:1px solid var(--line);}
.ch-api-section:last-child {border-bottom:0;}
.ch-settings-line,.ch-key-form {display:flex;align-items:flex-start;gap:12px;}
.ch-settings-line .ch-field,.ch-key-form .ch-field {flex:1;max-width:620px;}
.ch-settings-line > .btn,.ch-key-form > .btn {margin-top:24px;min-height:39px;}
.ch-api-section > .ch-field {max-width:620px;}
.ch-callback {margin:18px 0;}
.ch-callback > span {font-size:12px;}
.ch-callback > div {display:flex;align-items:center;gap:12px;margin:8px 0;}
.ch-callback code {padding:11px 12px;background:var(--soft);border-radius:6px;overflow-wrap:anywhere;min-width:0;flex:1;line-height:1.7;font-size:12px;}
.ch-callback p,.ch-callback small {color:var(--muted);font-size:12px;line-height:1.7;}
.ch-check-list {border-top:1px solid var(--line);}
.ch-check-list > div {display:grid;grid-template-columns:140px minmax(100px,auto) 1fr;align-items:start;gap:10px;padding:13px 0;border-bottom:1px solid var(--line);font-size:12px;line-height:1.7;}
.ch-check-list b {font-weight:500;}
.ch-check-list p {margin:0;color:var(--muted);overflow-wrap:anywhere;}
.ch-check-list .tag {justify-self:start;}
.ch-check-list small {grid-column:3;color:var(--muted);font-size:11px;}
.ch-event-counts {display:flex;gap:18px;flex-wrap:wrap;padding:14px 0;color:var(--muted);font-size:11px;}
.ch-event-counts b {margin-left:5px;color:var(--ink);font-weight:500;}
.ch-key-reveal {padding:18px 20px;background:var(--accent-pale);border-radius:7px;}
.ch-key-reveal > b {font-size:13px;font-weight:550;color:var(--accent-text);}
.ch-key-reveal > p {font-size:12px;line-height:1.7;color:var(--accent-text);}
.ch-key-reveal .ch-field {max-width:760px;}
.ch-key-reveal input {font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px;}
.ch-key-list {margin-top:20px;}
.ch-api-limits {font-size:11px;line-height:1.8;color:var(--muted);margin:14px 0;overflow-wrap:anywhere;}
.ch-key-list article {display:flex;align-items:center;gap:12px;padding:15px 0;border-top:1px solid var(--line);}
.ch-key-list article > div {flex:1;min-width:0;}
.ch-key-list b {font-weight:500;font-size:13px;overflow-wrap:anywhere;}
.ch-key-list code {font-size:11px;color:var(--muted);margin-left:12px;overflow-wrap:anywhere;}
.ch-key-list small {display:block;font-size:11px;color:var(--muted);line-height:1.7;margin-top:6px;}
.ch-api-examples {padding:15px 0;border-top:1px solid var(--line);font-size:12px;}
.ch-api-examples summary {cursor:pointer;color:var(--ink);font-weight:500;}
.ch-api-examples p {line-height:1.8;color:var(--muted);overflow-wrap:anywhere;}
.ch-api-examples > div > div {display:flex;align-items:baseline;gap:18px;padding:10px 0;border-top:1px solid var(--line);}
.ch-api-examples code {min-width:240px;font-size:12px;overflow-wrap:anywhere;}
.ch-api-examples span {color:var(--muted);line-height:1.7;}
.ch-api-examples code,.ch-api-examples span {max-width:100%;overflow-wrap:anywhere;}
@media(max-width:850px){
 .ch-provider-method {display:none;}
 .ch-account-state {min-width:140px;}
 .ch-account-name {min-width:200px;}
 .ch-account-actions {margin-left:45px;}
 .ch-check-list > div {grid-template-columns:130px 1fr;}
 .ch-check-list p,.ch-check-list small {grid-column:1/-1;}
}
@media(max-width:600px){
 .ch-page-head {gap:12px;margin-bottom:18px;}
 .ch-page-head h2 {font-size:18px;}
 .ch-page-head p {font-size:12px;}
 .ch-page-head > .btn {padding:7px 9px;}
 .ch-tabs {gap:24px;margin-bottom:22px;}
 .ch-section-head {gap:10px;align-items:flex-start;}
 .ch-section-head h3 {font-size:14px;}
 .ch-section-head .btn {padding:7px 9px;font-size:12px;}
 .ch-account {gap:13px;}
 .ch-account-name {flex-basis:100%;min-width:0;}
 .ch-account-state {margin-left:45px;min-width:0;flex:1;}
 .ch-account-actions {margin-left:0;gap:7px;}
 .ch-account-actions .btn {padding:6px 8px;}
 .ch-inline-confirm {flex-wrap:wrap;gap:8px;}
 .ch-inline-confirm > span {flex-basis:100%;}
 .ch-provider-row {flex-wrap:wrap;gap:10px;padding:16px 0;}
 .ch-provider-name {flex-basis:100%;min-width:0;}
 .ch-provider-row > .btn:first-of-type {margin-left:45px;}
 .ch-provider-info {padding:16px 14px;}
 .ch-methods {gap:14px;}
 .ch-editor {padding:18px 14px;}
 .ch-steps {gap:12px;font-size:11px;}
 .ch-steps b {width:20px;height:20px;}
 .ch-form-grid {grid-template-columns:1fr;gap:17px;}
 .ch-field input,.ch-field select {font-size:16px;}
 .ch-form-actions {gap:8px;}
 .ch-form-actions > span {flex-basis:100%;margin-left:0;}
 .ch-settings-line,.ch-key-form {display:block;}
 .ch-settings-line > .btn,.ch-key-form > .btn {margin-top:12px;}
 .ch-callback > div {align-items:flex-start;}
 .ch-callback code {font-size:11px;}
 .ch-event-counts {gap:10px 16px;}
 .ch-key-list article {flex-wrap:wrap;gap:10px;}
 .ch-key-list article > div {flex-basis:100%;}
 .ch-key-reveal {padding:15px;}
 .ch-api-examples > div > div {flex-direction:column;gap:5px;}
 .ch-api-examples code {min-width:0;}
}