:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #172438;
  background: #f4f8fc;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: #f4f8fc; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
button:focus-visible, input:focus-visible, textarea:focus-visible, a:focus-visible { outline: 3px solid #77b7df; outline-offset: 2px; }

.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at 0% 0%, #e2f2fc, transparent 34%), linear-gradient(145deg, #f9fcff, #eef5fb); }
.login-card { width: min(430px, 100%); padding: 34px; background: #fff; border: 1px solid #dce7f2; border-radius: 20px; box-shadow: 0 18px 54px rgba(27, 57, 93, .13); }
.brand { display: flex; align-items: center; gap: 11px; color: #1f3f69; font-weight: 800; font-size: 19px; }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; color: #173c64; background: #d8f47d; border-radius: 12px; }
.overline { margin: 28px 0 7px; color: #6d8096; font-size: 11px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.login-card h1 { margin: 0 0 9px; font-size: 28px; letter-spacing: -.04em; }
.subtle { margin: 0; color: #66788f; font-size: 13px; line-height: 1.55; }
.login-form, .client-form { display: grid; gap: 15px; margin-top: 25px; }
.field { display: grid; gap: 6px; }
.field label { color: #40536a; font-size: 12px; font-weight: 760; }
.field input, .field textarea { width: 100%; padding: 11px 12px; color: #1d3048; background: #fff; border: 1px solid #cbd9e8; border-radius: 9px; }
.field textarea { min-height: 74px; resize: vertical; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.form-error { min-height: 18px; margin: 0; color: #a63f36; font-size: 12px; font-weight: 700; }
.primary-button, .secondary-button, .danger-button, .icon-button { border-radius: 9px; font-size: 12px; font-weight: 790; }
.primary-button { padding: 10px 13px; color: #fff; background: #216f5b; border: 1px solid #216f5b; }
.primary-button:hover { background: #185947; }
.secondary-button { padding: 8px 10px; color: #275e88; background: #eef6fc; border: 1px solid #cfe1f0; }
.secondary-button:hover { color: #fff; background: #28618f; border-color: #28618f; }
.danger-button { padding: 8px 10px; color: #8e3f37; background: #fff3f0; border: 1px solid #efcec8; }
.icon-button { padding: 8px 10px; color: #52667e; background: transparent; border: 1px solid #d7e2ed; }

.workspace { min-height: 100vh; display: grid; grid-template-columns: 246px minmax(0, 1fr); }
.sidebar { display: flex; flex-direction: column; gap: 22px; padding: 26px 16px 18px; color: #dfeafc; background: linear-gradient(165deg, #173c66, #102945); }
.workspace-label { display: flex; align-items: center; gap: 8px; margin-top: -11px; padding: 9px 11px; color: #c8d8ee; font-size: 12px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.13); border-radius: 10px; }
.status-dot { width: 8px; height: 8px; background: #86e0b4; border-radius: 50%; }
.nav { display: grid; gap: 5px; }
.nav button { width: 100%; padding: 11px 12px; color: #c9d9ee; text-align: left; background: transparent; border: 0; border-radius: 9px; }
.nav button:hover, .nav button[aria-current="page"] { color: #fff; background: rgba(255,255,255,.14); }
.sidebar-footer { margin-top: auto; padding: 14px 8px 2px; color: #b6c9e0; font-size: 11px; line-height: 1.5; border-top: 1px solid rgba(255,255,255,.15); }

.content { min-width: 0; padding: 28px 32px 40px; }
.topbar, .page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.topbar { margin-bottom: 24px; }
.eyebrow { margin: 0 0 6px; color: #6e8095; font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
h1, h2, h3 { letter-spacing: -.03em; }
h1 { margin: 0; font-size: clamp(26px, 4vw, 34px); }
h2 { margin: 0; font-size: 22px; }
h3 { margin: 0; font-size: 15px; }
.user-menu { display: flex; align-items: center; gap: 10px; padding: 7px 8px 7px 12px; background: #fff; border: 1px solid #dce7f2; border-radius: 99px; }
.user-menu span { color: #52667e; font-size: 12px; }
.avatar { display: grid; place-items: center; width: 29px; height: 29px; color: #fff; font-size: 11px; font-weight: 800; background: #315c87; border-radius: 50%; }

.notice { display: flex; gap: 10px; margin-bottom: 22px; padding: 11px 13px; color: #596e86; font-size: 12px; line-height: 1.45; background: #eef6fc; border: 1px solid #d7e8f4; border-radius: 11px; }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 21px; }
.metric { padding: 17px; background: #fff; border: 1px solid #dfe8f2; border-radius: 14px; box-shadow: 0 7px 20px rgba(36,62,96,.04); }
.metric span { display: block; margin-bottom: 10px; color: #6c7d92; font-size: 12px; }
.metric strong { color: #203b5b; font-size: 28px; letter-spacing: -.05em; }
.panel { overflow: hidden; background: #fff; border: 1px solid #dfe8f2; border-radius: 15px; box-shadow: 0 7px 20px rgba(36,62,96,.04); }
.integration-card { display: flex; align-items: center; gap: 12px; margin: 0 0 17px; padding: 13px 15px; color: #516b85; background: #f8fbfe; border: 1px solid #d9e7f2; border-radius: 12px; }
.integration-card strong { display: block; margin-bottom: 3px; color: #35526e; font-size: 12px; }
.integration-card span { font-size: 11px; line-height: 1.45; }
.integration-mark { display: grid; flex: 0 0 auto; place-items: center; width: 30px; height: 30px; color: #fff; font-size: 14px; font-weight: 850; background: #4285f4; border-radius: 8px; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; padding: 18px; border-bottom: 1px solid #eaf0f6; }
.panel-heading p { margin: 5px 0 0; color: #718197; font-size: 12px; }
.empty { padding: 38px 20px; color: #667a91; font-size: 13px; text-align: center; }
.empty strong { display: block; margin-bottom: 5px; color: #354b64; font-size: 15px; }

.client-table-wrap { overflow-x: auto; }
.client-table { width: 100%; min-width: 1040px; border-collapse: collapse; }
.client-table th, .client-table td { padding: 13px 14px; color: #35495f; font-size: 12px; text-align: left; vertical-align: top; border-bottom: 1px solid #edf2f7; }
.client-table th { color: #73849a; font-size: 10px; font-weight: 830; letter-spacing: .06em; text-transform: uppercase; background: #f8fbfe; }
.client-table tr:last-child td { border-bottom: 0; }
.client-name-button, .text-link { padding: 0; color: #245d88; font: inherit; font-weight: 800; text-align: left; text-decoration: none; background: transparent; border: 0; }
.client-name-button:hover, .text-link:hover { color: #174766; text-decoration: underline; }
.small-copy { display: block; margin-top: 4px; color: #718198; font-size: 11px; }
.tag { display: inline-block; padding: 4px 7px; color: #506780; font-size: 10px; font-weight: 800; background: #edf4fb; border-radius: 99px; }
.tag.active { color: #276b4e; background: #e4f7eb; }
.tag.break { color: #72549b; background: #f0eaff; }
.tag.onboarding { color: #8d6721; background: #fff5d9; }

.detail-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(260px, .7fr); gap: 18px; margin-top: 18px; }
.detail-panel { padding: 18px; background: #fff; border: 1px solid #dfe8f2; border-radius: 14px; }
.detail-panel h3 { margin-bottom: 12px; }
.timeline { display: grid; gap: 10px; }
.timeline-item { padding: 11px; background: #f8fbfe; border: 1px solid #e2ebf4; border-radius: 10px; }
.timeline-item strong { display: block; margin-bottom: 4px; font-size: 12px; }
.timeline-item span { color: #687c92; font-size: 11px; }
.key-values { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.key-value { padding: 10px; background: #f8fbfe; border: 1px solid #e2ebf4; border-radius: 10px; }
.key-value span { display: block; color: #73849a; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.key-value strong { display: block; margin-top: 5px; font-size: 14px; }
.intake-panel { grid-column: 1 / -1; }
.intake-values { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; }
.intake-values div { padding: 10px; background: #f8fbfe; border: 1px solid #e2ebf4; border-radius: 10px; }
.intake-values span { display: block; color: #73849a; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.intake-values strong { display: block; margin-top: 5px; color: #314a65; font-size: 12px; line-height: 1.4; }

dialog { width: min(720px, calc(100vw - 28px)); padding: 0; background: transparent; border: 0; border-radius: 16px; box-shadow: 0 24px 64px rgba(8,25,43,.32); }
dialog::backdrop { background: rgba(13, 30, 48, .42); }
.modal { overflow: hidden; background: #fff; border-radius: 16px; }
.modal-header { display: flex; justify-content: space-between; gap: 15px; padding: 19px 22px 15px; border-bottom: 1px solid #e7eef5; }
.modal-header h2 { font-size: 19px; }
.modal-content { padding: 4px 22px 22px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.loading { padding: 54px 20px; color: #64778d; text-align: center; }

@media (max-width: 960px) {
  .workspace { grid-template-columns: 1fr; }
  .sidebar { min-height: auto; padding: 15px; gap: 13px; }
  .nav { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .nav button { padding: 9px 5px; font-size: 11px; text-align: center; }
  .sidebar-footer { display: none; }
  .content { padding: 23px 16px 30px; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .detail-grid { grid-template-columns: 1fr; }
  .intake-values { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .login-card { padding: 26px 22px; }
  .topbar, .page-header { flex-direction: column; align-items: flex-start; }
  .form-row { grid-template-columns: 1fr; }
  .nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .intake-values { grid-template-columns: 1fr; }
}