:root { color-scheme: light; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #f3f6fb; color: #172033; }
* { box-sizing: border-box; }
body { margin: 0; padding: 32px 16px; }
.shell { width: min(880px, 100%); margin: 0 auto; }
.card, .notice { background: #fff; border: 1px solid #dce3ef; border-radius: 16px; padding: 26px; margin-bottom: 18px; box-shadow: 0 10px 30px rgba(28, 45, 80, .07); }
.intro { background: linear-gradient(145deg, #fff, #edf3ff); }
h1, h2 { margin-top: 0; line-height: 1.18; }
.eyebrow { color: #3156d3; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; font-size: .78rem; }
fieldset { border: 0; padding: 0; margin: 0 0 28px; }
legend { font-size: 1.15rem; font-weight: 800; margin-bottom: 16px; }
label { display: grid; gap: 7px; margin-bottom: 15px; font-weight: 700; }
input, textarea { width: 100%; border: 1px solid #b7c2d6; border-radius: 9px; padding: 12px 13px; font: inherit; background: #fff; }
textarea { min-height: 110px; resize: vertical; }
select { width: 100%; border: 1px solid #b7c2d6; border-radius: 9px; padding: 12px 13px; font: inherit; background: #fff; }
input:focus, textarea:focus, select:focus { border-color: #3156d3; outline: 3px solid rgba(49, 86, 211, .16); }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.help, .muted { color: #5f6b7c; font-weight: 400; font-size: .92rem; }
.help { margin-top: -8px; margin-bottom: 18px; }
button, .button { display: inline-block; border: 0; border-radius: 9px; padding: 12px 18px; background: #3156d3; color: #fff; font: inherit; font-weight: 800; text-decoration: none; cursor: pointer; }
.button.secondary { background: #e8edfa; color: #253965; }
.text-link { margin-left: 12px; color: #2747ad; font-weight: 700; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px; border-bottom: 1px solid #e1e7f0; text-align: left; vertical-align: top; }
.inline-form { display: grid; gap: 8px; margin-bottom: 10px; min-width: 180px; }
.notice.error { color: #991b1b; border-color: #fecaca; background: #fff1f1; }
.success { border-color: #bbf7d0; background: #effcf3; }
.shell.wide { width: min(1120px, 100%); }
.danger { background: #991b1b; }
.campaign-fields { display: grid; grid-template-columns: minmax(120px, 180px) 1fr; gap: 10px 18px; }
.campaign-fields dt { font-weight: 800; }
.campaign-fields dd { margin: 0; overflow-wrap: anywhere; }
.asset-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; }
.asset-card { border: 1px solid #dce3ef; border-radius: 12px; padding: 14px; overflow-wrap: anywhere; }
.campaign-image { display: block; width: 100%; height: 150px; object-fit: cover; border-radius: 8px; margin-bottom: 12px; background: #edf3ff; }
@media (max-width: 640px) { body { padding: 16px 10px; } .card, .notice { padding: 19px; } .grid { grid-template-columns: 1fr; gap: 0; } }

/* Phase 9A Platform Administration */
.pa-body { padding: 0; background: #f4f6fa; color: #101828; }
.pa-app { min-height: 100vh; display: grid; grid-template-columns: 260px minmax(0, 1fr); }
.pa-sidebar { position: sticky; top: 0; height: 100vh; overflow-y: auto; padding: 28px 18px; background: #07182d; color: #d8e2f1; }
.pa-brand { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; padding: 0 8px 28px; }
.pa-brand > strong { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: #ff9500; color: #07182d; font-size: 1.25rem; }
.pa-brand > span { font-weight: 900; letter-spacing: .02em; }
.pa-brand small { display: block; color: #9fb0c7; font-size: .72rem; font-weight: 600; margin-top: 3px; }
.pa-nav-title { color: #7f92ac; font-size: .7rem; font-weight: 900; letter-spacing: .14em; padding: 0 10px; }
.pa-sidebar nav { display: grid; gap: 5px; }
.pa-nav-link { display: flex; align-items: center; gap: 11px; color: #cbd7e8; text-decoration: none; font-weight: 750; padding: 10px 11px; border-radius: 9px; }
.pa-nav-link span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 7px; background: #172c47; font-size: .66rem; }
.pa-nav-link:hover, .pa-nav-link.is-active { background: #123568; color: #fff; }
.pa-nav-link.is-active span { background: #2857a4; }
.pa-sidebar form { margin-top: 24px; }
.pa-signout { width: 100%; background: #172c47; color: #fff; }
.pa-main { min-width: 0; }
.pa-topbar { height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 32px; background: #fff; border-bottom: 1px solid #dfe5ee; }
.pa-topbar > div:first-child { display: grid; gap: 3px; }
.pa-topbar small { color: #667085; font-size: .68rem; font-weight: 800; letter-spacing: .1em; }
.pa-topbar strong { font-size: 1.05rem; }
.pa-owner { display: grid; justify-items: end; font-weight: 800; }
.pa-owner span { padding: 4px 9px; border-radius: 999px; background: #eef2f7; color: #475467; font-size: .68rem; }
.pa-content { width: min(1420px, 100%); margin: 0 auto; padding: 30px; }
.pa-hero, .pa-panel { background: #fff; border: 1px solid #dfe5ee; border-radius: 14px; padding: 25px; margin-bottom: 20px; box-shadow: 0 5px 18px rgba(16,24,40,.035); }
.pa-hero { background: linear-gradient(135deg, #fff, #edf3ff); }
.pa-hero h1, .pa-panel h1 { margin-bottom: 8px; }
.pa-hero p:last-child, .pa-panel > p { color: #667085; }
.pa-narrow { max-width: 900px; }
.pa-stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(185px, 1fr)); gap: 15px; margin-bottom: 20px; }
.pa-stat { display: grid; gap: 7px; min-height: 135px; padding: 21px; border-radius: 13px; background: #fff; border: 1px solid #dfe5ee; }
.pa-stat small { color: #53627a; font-weight: 800; text-transform: uppercase; letter-spacing: .045em; }
.pa-stat strong { font-size: 1.65rem; overflow-wrap: anywhere; }
.pa-stat span { color: #667085; font-size: .86rem; }
.pa-status-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.pa-status-grid > div { display: grid; grid-template-columns: 12px 1fr; gap: 3px 10px; padding: 14px; border: 1px solid #e5eaf1; border-radius: 10px; }
.pa-status-grid small { grid-column: 2; color: #667085; }
.pa-dot { width: 9px; height: 9px; border-radius: 50%; margin-top: 5px; background: #f59e0b; }
.pa-dot.ok { background: #12b76a; }
.pa-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 18px; }
.pa-heading form { display: flex; align-items: end; gap: 8px; min-width: min(480px, 100%); }
.pa-heading form input { margin: 0; }
.pa-check { display: flex; align-items: center; gap: 9px; min-height: 48px; }
.pa-check input { width: auto; }
.pa-inline-settings { display: grid; grid-template-columns: repeat(4, 1fr); align-items: end; gap: 12px; margin-bottom: 24px; }
.pa-quota-form { display: grid; grid-template-columns: repeat(2, minmax(100px, 1fr)); gap: 7px; min-width: 300px; }
.pa-quota-form input, .pa-quota-form button { padding: 8px 10px; margin: 0; }
.pa-quota-form input[type=password], .pa-quota-form button { grid-column: span 2; }
.pa-badge { display: inline-flex; padding: 4px 8px; border-radius: 999px; background: #eef2f7; color: #344054; font-size: .75rem; font-weight: 800; }
.pa-badge.ok { background: #dcfae6; color: #067647; }
.pa-badge.warn { background: #fef0c7; color: #93370d; }
.pa-alert { padding: 13px 16px; margin-bottom: 18px; border-radius: 10px; font-weight: 700; }
.pa-alert.is-success { color: #067647; background: #dcfae6; border: 1px solid #abefc6; }
.pa-alert.is-error { color: #b42318; background: #fee4e2; border: 1px solid #fecdca; }
.pa-tabs { display: flex; gap: 24px; overflow-x: auto; margin-top: 25px; border-bottom: 1px solid #e5eaf1; }
.pa-tabs a { padding: 10px 3px; color: #53627a; font-weight: 800; text-decoration: none; white-space: nowrap; border-bottom: 2px solid transparent; }
.pa-tabs a.is-active { color: #3156d3; border-color: #3156d3; }
.pa-panel hr { border: 0; border-top: 1px solid #e5eaf1; margin: 28px 0; }
.pa-panel code { white-space: pre-wrap; overflow-wrap: anywhere; color: #475467; font-size: .75rem; }
@media (max-width: 960px) {
  .pa-app { grid-template-columns: 78px minmax(0,1fr); }
  .pa-sidebar { padding: 20px 12px; }
  .pa-brand span, .pa-nav-title, .pa-nav-link:not(.is-active) { font-size: 0; }
  .pa-nav-link { justify-content: center; padding: 8px; font-size: 0; }
  .pa-nav-link.is-active { font-size: 0; }
  .pa-signout { font-size: .72rem; padding: 10px 4px; }
  .pa-content { padding: 20px; }
  .pa-inline-settings { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .pa-body { padding: 0; }
  .pa-app { display: block; }
  .pa-sidebar { position: static; width: 100%; height: auto; padding: 12px; overflow-x: auto; }
  .pa-brand { padding: 0 4px 10px; }
  .pa-brand span { display: block; font-size: .8rem; }
  .pa-sidebar nav { display: flex; width: max-content; }
  .pa-nav-link, .pa-nav-link:not(.is-active), .pa-nav-link.is-active { font-size: .72rem; }
  .pa-sidebar form { display: none; }
  .pa-topbar { height: 66px; padding: 0 15px; }
  .pa-owner span { display: none; }
  .pa-content { padding: 14px 10px; }
  .pa-heading { display: block; }
  .pa-heading form, .pa-inline-settings { grid-template-columns: 1fr; display: grid; min-width: 0; }
}

/* Phase 13A Professional Business Workspace */
.bw-body { padding: 0; background: #f4f7fb; color: #101828; }
.bw-app { min-height: 100vh; display: grid; grid-template-columns: 260px minmax(0,1fr); }
.bw-sidebar { position: sticky; top: 0; height: 100vh; overflow-y: auto; padding: 28px 18px; background: #07182d; color: #d8e2f1; }
.bw-brand { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; padding: 0 8px 28px; }
.bw-brand > strong { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: #ff9500; color: #07182d; font-size: 1.25rem; }
.bw-brand > span { font-weight: 900; letter-spacing: .02em; }
.bw-brand small { display: block; color: #9fb0c7; font-size: .72rem; margin-top: 3px; }
.bw-nav-title { color: #7f92ac; font-size: .7rem; font-weight: 900; letter-spacing: .14em; padding: 0 10px; }
.bw-sidebar nav { display: grid; gap: 5px; }
.bw-nav-link { display: flex; align-items: center; gap: 11px; color: #cbd7e8; text-decoration: none; font-weight: 750; padding: 10px 11px; border-radius: 9px; }
.bw-nav-link span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 7px; background: #172c47; font-size: .66rem; }
.bw-nav-link:hover, .bw-nav-link.is-active { color: #fff; background: #123568; }
.bw-nav-link.is-active span { background: #2857a4; }
.bw-sidebar form { margin-top: 24px; }
.bw-signout { width: 100%; background: #172c47; }
.bw-main { min-width: 0; }
.bw-topbar { height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 32px; background: #fff; border-bottom: 1px solid #dfe5ee; }
.bw-topbar > div:first-child { display: grid; gap: 3px; }
.bw-topbar small { color: #667085; font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.bw-topbar strong { font-size: 1.05rem; }
.bw-user { display: grid; justify-items: end; font-weight: 800; }
.bw-user span { color: #667085; font-size: .72rem; font-weight: 650; }
.bw-content { width: min(1420px,100%); margin: 0 auto; padding: 30px; }
.bw-content > .shell { width: 100%; }
.bw-hero, .bw-panel { background: #fff; border: 1px solid #dfe5ee; border-radius: 14px; padding: 25px; margin-bottom: 20px; box-shadow: 0 5px 18px rgba(16,24,40,.04); }
.bw-hero { background: linear-gradient(135deg,#fff,#edf3ff); }
.bw-hero h1, .bw-panel h1 { margin-bottom: 8px; }
.bw-hero p:last-child, .bw-panel > p { color: #667085; }
.bw-narrow { max-width: 920px; }
.bw-stat-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(180px,1fr)); gap: 15px; margin-bottom: 20px; }
.bw-stat { display: grid; gap: 7px; min-height: 130px; padding: 21px; background: #fff; border: 1px solid #dfe5ee; border-radius: 13px; }
.bw-stat small { color: #53627a; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.bw-stat strong { font-size: 1.65rem; }
.bw-stat span { color: #667085; font-size: .86rem; }
.bw-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.bw-badge { display: inline-flex; padding: 4px 8px; border-radius: 999px; background: #eef2f7; color: #344054; font-size: .72rem; font-weight: 800; }
.bw-badge.ok { background: #dcfae6; color: #067647; }
.bw-badge.warn { background: #fef0c7; color: #93370d; }
.bw-alert { padding: 13px 16px; margin-bottom: 18px; border-radius: 10px; font-weight: 700; }
.bw-alert.is-success { color: #067647; background: #dcfae6; border: 1px solid #abefc6; }
.bw-alert.is-error { color: #b42318; background: #fee4e2; border: 1px solid #fecdca; }
@media (max-width: 960px) {
  .bw-app { grid-template-columns: 78px minmax(0,1fr); }
  .bw-sidebar { padding: 20px 12px; }
  .bw-brand span, .bw-nav-title { display: none; }
  .bw-nav-link { justify-content: center; font-size: 0; padding: 8px; }
  .bw-content { padding: 20px; }
}
@media (max-width: 640px) {
  .bw-body { padding: 0; }
  .bw-app { display: block; }
  .bw-sidebar { position: static; width: 100%; height: auto; padding: 12px; overflow-x: auto; }
  .bw-brand { padding: 0 4px 10px; }
  .bw-brand span { display: block; font-size: .8rem; }
  .bw-sidebar nav { display: flex; width: max-content; }
  .bw-nav-link { font-size: .72rem; white-space: nowrap; }
  .bw-sidebar form { display: block; margin: 10px 0 0; }
  .bw-topbar { height: 66px; padding: 0 15px; }
  .bw-content { padding: 14px 10px; }
}