/* NexivosAI platform theme — tokens from Brand Guidelines v1.0 */
:root {
  --color-primary-600: #067a76;
  --color-primary-700: #045b58;
  --color-primary-400: #48cdc8;
  --color-accent: var(--color-primary-600);
  --color-accent-hover: var(--color-primary-700);
  --color-on-accent: #ffffff;
  --color-mark: #0abab5;

  --color-layout-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;

  --color-text: #334155;
  --color-text-heading: #0f172a;
  --color-text-muted: #64748b;
  --color-text-subtle: #94a3b8;

  --color-success: #047857;
  --color-success-bg: #d1fae5;
  --color-warning: #8a4f00;
  --color-warning-bg: #fef3c7;
  --color-danger: #c02600;
  --color-danger-bg: #fee2e2;

  --font-sans: Inter, ui-sans-serif, system-ui, sans-serif;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --control-height: 38px;
  --shadow-soft: rgba(145, 158, 171, 0.2) 0 0 2px 0, rgba(145, 158, 171, 0.12) 0 12px 24px -4px;
  --tracking-wide: 0.025em;
}

html.dark {
  --color-layout-bg: #15161a;
  --color-surface: #1c1d21;
  --color-border: #2a2c32;
  --color-gray-50: #0e0f11;
  --color-gray-100: #15161a;
  --color-text: #d0d2db;
  --color-text-heading: #f1f5f9;
  --color-text-muted: #b7bac4;
  --color-text-subtle: #838794;
  --shadow-soft: 0 3px 10px 0 rgb(25 25 25 / 30%);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 20px;
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-layout-bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); }
h1, h2, h3 { color: var(--color-text-heading); margin: 0; letter-spacing: var(--tracking-wide); }

/* Header */
.nx-topbar {
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--space-md);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.nx-brand { display: flex; align-items: center; gap: var(--space-sm); font-weight: 600; font-size: 16px; color: var(--color-text-heading); }
.nx-brand__mark { width: 28px; height: 28px; border-radius: var(--radius-sm); background: var(--color-mark); display: grid; place-items: center; }
.nx-brand__mark::after { content: ""; width: 10px; height: 10px; background: #fff; border-radius: 2px; }

/* Page */
.nx-page { max-width: 880px; margin: 0 auto; padding: var(--space-xl) var(--space-md); }
@media (min-width: 768px) { .nx-page { padding-left: 20px; padding-right: 20px; } }
.nx-page-header { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: var(--space-md); }
.nx-page-header__title { font-size: 20px; line-height: 26px; font-weight: 600; text-transform: capitalize; }
@media (min-width: 640px) { .nx-page-header__title { font-size: 24px; line-height: 32px; } }
.nx-page-header__description { margin-top: var(--space-xs); color: var(--color-text-muted); letter-spacing: var(--tracking-wide); }

/* Card */
.nx-surface-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.nx-surface-card__body { padding: var(--space-md); }
@media (min-width: 640px) { .nx-surface-card__body { padding: 20px; } }
.nx-section-heading { font-size: 14px; line-height: 20px; font-weight: 600; text-transform: capitalize; margin-bottom: var(--space-sm); }
.nx-metric-label { font-size: 11px; line-height: 16px; font-weight: 500; color: var(--color-text-muted); letter-spacing: var(--tracking-wide); text-transform: capitalize; }

/* Buttons */
.btn { height: var(--control-height); padding: 0 14px; border-radius: var(--radius); border: 1px solid transparent; font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; gap: var(--space-sm); }
.btn-solid { background: var(--color-accent); color: var(--color-on-accent); }
.btn-solid:hover { background: var(--color-accent-hover); }
.btn-outline { background: transparent; border-color: var(--color-accent); color: var(--color-accent-hover); }
.btn-outline:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn:disabled { opacity: .6; cursor: not-allowed; }

/* Fields */
.nx-field-label { display: block; font-size: 12px; line-height: 17px; font-weight: 500; color: var(--color-text-muted); margin-bottom: var(--space-xs); }
.nx-field { width: 100%; min-height: var(--control-height); padding: 8px 12px; border-radius: var(--radius); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-heading); font: inherit; transition: border-color .15s; }
.nx-field:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 28%, transparent); }
.nx-field-error-text { font-size: 12px; line-height: 17px; color: var(--color-danger); margin-top: var(--space-xs); }

/* Badges */
.badge { display: inline-flex; align-items: center; height: 22px; padding: 0 8px; border-radius: var(--radius-sm); font-size: 12px; font-weight: 500; }
.badge-success { background: color-mix(in srgb, var(--color-success) 14%, var(--color-surface)); color: var(--color-success); }
.badge-warning { background: color-mix(in srgb, #f59200 14%, var(--color-surface)); color: var(--color-warning); }
.badge-danger { background: color-mix(in srgb, var(--color-danger) 14%, var(--color-surface)); color: var(--color-danger); }
.badge-neutral { background: var(--color-gray-100); color: var(--color-text-muted); }

/* Table */
.nx-data-table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 20px; }
.nx-data-table th { height: 36px; padding: 0 16px; text-align: left; font-size: 12px; font-weight: 500; color: var(--color-text-muted); background: var(--color-gray-50); border-bottom: 1px solid var(--color-border); }
.nx-data-table td { padding: 10px 16px; color: var(--color-text-muted); border-bottom: 1px solid color-mix(in srgb, var(--color-border) 45%, transparent); min-height: 48px; }
.nx-data-table td.primary { font-weight: 500; color: var(--color-text-heading); }
.nx-data-table tr:hover td { background: var(--color-gray-100); }
.nx-data-table td.num { text-align: right; font-variant-numeric: tabular-nums; }

.stack { display: grid; gap: var(--space-md); }
.muted { color: var(--color-text-muted); }
.row { display: flex; align-items: center; gap: var(--space-sm); }