.provider-settings-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: 18px;
}

.provider-settings-modal[hidden] { display: none; }
.provider-settings-backdrop { position: absolute; inset: 0; background: rgba(14, 25, 43, .54); backdrop-filter: blur(2px); }

.provider-settings-dialog {
  position: relative;
  width: min(920px, 96vw);
  max-height: min(760px, 92vh);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #cfd9e6;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 28px 80px rgba(8, 25, 51, .28);
}

.provider-settings-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 20px 15px;
  border-bottom: 1px solid #d9e2ee;
}

.provider-settings-head h2 { margin: 2px 0 3px; color: #13213a; font-size: 20px; }
.provider-settings-head p { max-width: 680px; margin: 0; color: #627087; font-size: 12px; line-height: 1.45; }
.provider-settings-close { flex: 0 0 auto; min-height: 32px; padding: 0 12px; border: 1px solid #d9e2ee; border-radius: 5px; background: #fff; color: #34445e; font-size: 11px; font-weight: 750; }

.provider-settings-content { min-height: 410px; display: grid; grid-template-columns: 240px minmax(0, 1fr); overflow: hidden; }
.provider-settings-list { padding: 10px; overflow-y: auto; border-right: 1px solid #d9e2ee; background: #f6f9fc; }

.provider-settings-provider {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3px 10px;
  margin-bottom: 5px;
  padding: 11px 10px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: #263a57;
  text-align: left;
}

.provider-settings-provider:hover { border-color: #c8d9ed; background: #fff; }
.provider-settings-provider.active { border-color: #8fc2f7; background: #eef6ff; box-shadow: inset 3px 0 #086bd8; }
.provider-settings-provider strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.provider-settings-provider small { grid-column: 1 / -1; color: #738198; font-size: 9px; text-transform: uppercase; letter-spacing: .05em; }

.provider-status-dot { align-self: center; width: 8px; height: 8px; border-radius: 50%; background: #a6b1c0; }
.provider-status-dot.configured { background: #14a36e; box-shadow: 0 0 0 3px #dcf6ea; }

.provider-settings-detail { min-width: 0; padding: 18px 20px 22px; overflow-y: auto; }
.provider-settings-loading { padding: 48px 10px; color: #68768b; text-align: center; font-size: 12px; }
.provider-detail-title { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 14px; }
.provider-detail-title h3 { margin: 0; color: #13213a; font-size: 17px; }

.provider-ready-badge { padding: 4px 8px; border-radius: 999px; background: #eef1f5; color: #56657b; font-size: 10px; font-weight: 800; }
.provider-ready-badge.configured { background: #dcf6ea; color: #08784e; }

.provider-metadata { display: grid; grid-template-columns: 150px minmax(0, 1fr); margin: 0 0 16px; border: 1px solid #d9e2ee; border-radius: 6px; overflow: hidden; }
.provider-metadata dt, .provider-metadata dd { margin: 0; padding: 8px 10px; border-bottom: 1px solid #e6ecf3; font-size: 11px; }
.provider-metadata dt { color: #65748a; background: #f8fafc; font-weight: 700; }
.provider-metadata dd { min-width: 0; overflow-wrap: anywhere; color: #21334e; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.provider-metadata dt:last-of-type, .provider-metadata dd:last-of-type { border-bottom: 0; }

.provider-model-field { display: grid; gap: 6px; margin-bottom: 12px; color: #33455f; font-size: 11px; font-weight: 750; }
.provider-model-field input, .provider-model-field select { width: 100%; height: 36px; padding: 0 10px; border: 1px solid #cdd8e6; border-radius: 5px; background: #fff; color: #13213a; font-size: 12px; }
.provider-model-field small { color: #738198; font-size: 10px; font-weight: 500; line-height: 1.4; }

.provider-settings-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.provider-settings-actions button { min-height: 34px; padding: 0 13px; border: 1px solid #c8d5e4; border-radius: 5px; background: #fff; color: #273c5b; font-size: 11px; font-weight: 800; }
.provider-settings-actions .primary { border-color: #086bd8; background: #086bd8; color: #fff; }
.provider-settings-actions button:disabled { cursor: wait; opacity: .55; }
.provider-doc-link { display: inline-block; margin-top: 14px; color: #086bd8; font-size: 11px; font-weight: 700; }

.provider-settings-safety { display: flex; gap: 10px; padding: 11px 20px; border-top: 1px solid #d9e2ee; background: #f4f8fd; color: #43536a; font-size: 10px; line-height: 1.45; }
.provider-settings-safety b { flex: 0 0 auto; color: #12345d; }
.provider-settings-notice { min-height: 36px; margin: 0; padding: 10px 20px; border-top: 1px solid #d9e2ee; color: #42536c; font-size: 11px; }
.provider-settings-notice.success { color: #08784e; background: #f1fbf6; }
.provider-settings-notice.error { color: #b42331; background: #fff4f4; }
body.provider-settings-open { overflow: hidden; }

@media (max-width: 720px) {
  .ai-settings-trigger { display: inline-flex !important; }
  .provider-settings-modal { padding: 0; }
  .provider-settings-dialog { width: 100vw; height: 100dvh; max-height: none; border: 0; border-radius: 0; }
  .provider-settings-head { padding: 14px; }
  .provider-settings-content { grid-template-columns: 1fr; overflow-y: auto; }
  .provider-settings-list { display: flex; gap: 5px; padding: 8px; overflow-x: auto; border-right: 0; border-bottom: 1px solid #d9e2ee; }
  .provider-settings-provider { flex: 0 0 150px; margin: 0; }
  .provider-settings-detail { overflow: visible; padding: 14px; }
  .provider-metadata { grid-template-columns: 120px minmax(0, 1fr); }
  .provider-settings-safety { display: block; padding: 10px 14px; }
  .provider-settings-safety b { display: block; margin-bottom: 3px; }
  .provider-settings-notice { padding: 9px 14px; }
}