@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
  --color-bg: #FAFAF8;
  --color-surface: #FFFFFF;
  --color-border: #E8E8E4;
  --color-text-primary: #1A1A1A;
  --color-text-secondary: #6B6B6B;
  --color-text-muted: #A0A0A0;
  --color-accent: #1C3F5E;
  --color-accent-light: #EFF4F8;
  --color-success: #2D6A4F;
  --color-alert: #B54708;
  --color-badge-bg: #F0F4F8;
  --color-badge-text: #1C3F5E;

  --font-display: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-body:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  --text-xs:   0.75rem;   --leading-xs:   1rem;
  --text-sm:   0.875rem;  --leading-sm:   1.25rem;
  --text-base: 1rem;      --leading-base: 1.5rem;
  --text-lg:   1.125rem;  --leading-lg:   1.75rem;
  --text-xl:   1.25rem;   --leading-xl:   1.875rem;
  --text-2xl:  1.5rem;    --leading-2xl:  2rem;
  --text-3xl:  1.875rem;  --leading-3xl:  2.375rem;
  --text-4xl:  2.25rem;   --leading-4xl:  2.75rem;
  --text-5xl:  3rem;      --leading-5xl:  1.1;

  --font-weight-normal:    400;
  --font-weight-medium:    500;
  --font-weight-semibold:  600;
  --font-weight-bold:      700;

  --space-1:  0.5rem;
  --space-2:  1rem;
  --space-3:  1.5rem;
  --space-4:  2rem;
  --space-6:  3rem;
  --space-8:  4rem;
  --space-12: 6rem;
  --space-16: 8rem;

  --max-width-content: 1160px;
  --max-width-text:    680px;

  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);

  --transition-fast: 120ms ease;
  --transition-base: 200ms ease;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-base);
  font-weight: var(--font-weight-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd { margin: 0; }

a { color: inherit; text-decoration: none; }

img, svg, video { display: block; max-width: 100%; }

button, input, select, textarea { font: inherit; color: inherit; }

button { background: none; border: 0; padding: 0; cursor: pointer; }

/* ─── Layout primitives ──────────────────────────────────────────────── */
.mbb-container {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ─── Navigation ─────────────────────────────────────────────────────── */
.mbb-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  display: flex;
  align-items: center;
}
.mbb-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
.mbb-wordmark {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}
.mbb-nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.mbb-nav__link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.mbb-nav__link:hover { color: var(--color-text-primary); }
.mbb-nav__right {
  display: flex;
  align-items: center;
  gap: 20px;
}
@media (max-width: 767px) {
  .mbb-nav__links { display: none; }
}

/* ─── Buttons ────────────────────────────────────────────────────────── */
.mbb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: var(--border-radius-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast),
              filter var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.mbb-btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.mbb-btn--primary:hover { filter: brightness(0.92); }
.mbb-btn--secondary {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}
.mbb-btn--secondary:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.mbb-btn--lg {
  padding: 14px 28px;
  font-size: var(--text-base);
}

/* ─── Hero ───────────────────────────────────────────────────────────── */
.mbb-hero {
  background: var(--color-bg);
  padding: 96px 0 80px;
}
.mbb-hero__inner {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: grid;
  grid-template-columns: 55fr 42fr;
  gap: 3%;
  align-items: start;
}
.mbb-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  line-height: var(--leading-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  max-width: 620px;
}
.mbb-hero__sub {
  margin-top: 20px;
  font-size: var(--text-xl);
  line-height: var(--leading-xl);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-secondary);
  max-width: 580px;
}
.mbb-hero__cta {
  margin-top: 36px;
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
}
.mbb-hero__meta {
  margin-top: 28px;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
@media (max-width: 900px) {
  .mbb-hero { padding: 64px 0 56px; }
  .mbb-hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .mbb-hero__title { font-size: 2.25rem; line-height: 1.15; }
  .mbb-hero__sub   { font-size: 1.0625rem; }
}

/* ─── Data preview table (hero right + every state/agency/trade page) ── */
.mbb-data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-body);
}
.mbb-data-table thead th {
  text-align: left;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 10px 16px 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.mbb-data-table tbody td {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.mbb-data-table tbody td:last-child,
.mbb-data-table thead th:last-child { padding-right: 0; }
.mbb-data-table__value { font-weight: var(--font-weight-semibold); }
.mbb-data-table__caption {
  margin-top: 12px;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ─── Stats bar ──────────────────────────────────────────────────────── */
.mbb-stats {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 32px 0;
}
.mbb-stats__grid {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
}
.mbb-stats__item {
  text-align: center;
  padding: 0 var(--space-3);
  border-right: 1px solid var(--color-border);
}
.mbb-stats__item:last-child { border-right: 0; }
.mbb-stats__num {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.1;
}
.mbb-stats__label {
  margin-top: 4px;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
@media (max-width: 767px) {
  .mbb-stats__grid { grid-template-columns: repeat(2, 1fr); row-gap: 24px; }
  .mbb-stats__item:nth-child(2) { border-right: 0; }
}

/* ─── Value proposition section ──────────────────────────────────────── */
.mbb-value {
  background: var(--color-bg);
  padding: 80px 0;
}
.mbb-value__inner {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: grid;
  grid-template-columns: 40fr 55fr;
  gap: 5%;
  align-items: start;
}
.mbb-eyebrow {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.mbb-value__title {
  margin-top: 12px;
  font-size: var(--text-3xl);
  line-height: 1.2;
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.01em;
}
.mbb-value__body {
  margin-top: 16px;
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  max-width: 380px;
}
.mbb-value__link {
  display: inline-block;
  margin-top: 20px;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
}
.mbb-value__link:hover { text-decoration: underline; }
.mbb-value__row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}
.mbb-value__row:first-child { padding-top: 0; }
.mbb-value__row:last-child { border-bottom: 0; padding-bottom: 0; }
.mbb-value__num {
  font-size: var(--text-4xl);
  line-height: 1;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}
.mbb-value__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-sm);
}
@media (max-width: 900px) {
  .mbb-value { padding: 56px 0; }
  .mbb-value__inner { grid-template-columns: 1fr; gap: 40px; }
  .mbb-value__row { grid-template-columns: 80px 1fr; gap: 16px; }
  .mbb-value__num { font-size: 2rem; }
}

/* ─── Bid listing page (browse) ──────────────────────────────────────── */
.mbb-page-header {
  padding: 40px 0 0;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}
.mbb-page-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}
.mbb-page-subtitle {
  margin-top: 4px;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.mbb-filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 44px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 0 16px;
  margin: 24px 0;
}
.mbb-filter-bar > * {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background: transparent;
  border: 0;
  outline: none;
}
.mbb-filter-bar select { cursor: pointer; }
.mbb-filter-bar input::placeholder { color: var(--color-text-muted); }
.mbb-filter-bar__search { flex-grow: 1; }
.mbb-filter-bar__sep {
  width: 1px;
  height: 24px;
  background: var(--color-border);
  flex-shrink: 0;
}
@media (max-width: 767px) {
  .mbb-filter-bar {
    height: auto;
    flex-wrap: wrap;
    padding: 12px;
  }
  .mbb-filter-bar__sep { display: none; }
  .mbb-filter-bar > * { flex: 1 1 45%; }
}

/* ─── Big bid table (full-width) ─────────────────────────────────────── */
.mbb-bid-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
}
.mbb-bid-table thead {
  background: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
}
.mbb-bid-table thead th {
  text-align: left;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 10px 16px;
}
.mbb-bid-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
  cursor: pointer;
}
.mbb-bid-table tbody tr:hover { background: var(--color-accent-light); }
.mbb-bid-table tbody td {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  padding: 14px 16px;
  vertical-align: middle;
}
.mbb-bid-table .col-agency { font-weight: var(--font-weight-medium); }
.mbb-bid-table .col-title a {
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.mbb-bid-table .col-title a:hover { color: var(--color-accent); }
.mbb-bid-table .col-category { color: var(--color-text-secondary); }
.mbb-bid-table .col-posted   { color: var(--color-text-muted); }
.mbb-bid-table .col-closes   { color: var(--color-text-secondary); }
.mbb-bid-table .col-closes--urgent { color: var(--color-alert); font-weight: var(--font-weight-semibold); }
.mbb-bid-table .col-closes--past   { color: var(--color-text-muted); }
.mbb-bid-table .col-value    { font-weight: var(--font-weight-semibold); text-align: right; }
.mbb-bid-table .col-value--unknown { color: var(--color-text-muted); font-weight: var(--font-weight-normal); }

.mbb-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  background: var(--color-badge-bg);
  color: var(--color-badge-text);
  padding: 2px 8px;
  border-radius: 100px;
  white-space: nowrap;
}

.mbb-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin: 32px 0;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.mbb-pagination a, .mbb-pagination button { color: var(--color-text-secondary); }
.mbb-pagination .is-current { color: var(--color-accent); font-weight: var(--font-weight-semibold); }

/* ─── Footer ─────────────────────────────────────────────────────────── */
.mbb-footer {
  background: #1A1A1A;
  color: #fff;
  padding: 64px 0 40px;
  margin-top: 96px;
}
.mbb-footer__inner {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: grid;
  grid-template-columns: 40fr 25fr 25fr;
  gap: 32px;
}
.mbb-footer__brand {
  font-size: 18px;
  font-weight: var(--font-weight-semibold);
  color: #fff;
}
.mbb-footer__tagline {
  margin-top: 12px;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  max-width: 320px;
}
.mbb-footer__copyright {
  margin-top: 16px;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.4);
}
.mbb-footer__heading {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: rgba(255, 255, 255, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.mbb-footer__links {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mbb-footer__link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}
.mbb-footer__link:hover { color: #fff; }
.mbb-footer__bottom {
  max-width: var(--max-width-content);
  margin: 32px auto 0;
  padding: 24px var(--space-3) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
}
@media (max-width: 767px) {
  .mbb-footer__inner { grid-template-columns: 1fr; gap: 32px; }
}

/* ─── Forms (signup) ─────────────────────────────────────────────────── */
.mbb-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
}
.mbb-form__row { display: grid; gap: 16px; margin-bottom: 16px; }
.mbb-form__row--two { grid-template-columns: 1fr 1fr; }
@media (max-width: 600px) { .mbb-form__row--two { grid-template-columns: 1fr; } }
.mbb-field { display: flex; flex-direction: column; gap: 6px; }
.mbb-field label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}
.mbb-field input,
.mbb-field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast);
}
.mbb-field input:focus,
.mbb-field select:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ─── Generic section helpers ────────────────────────────────────────── */
.mbb-section { padding: 80px 0; }
.mbb-section--alt { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.mbb-section__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}
.mbb-section__sub {
  margin-top: 8px;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ─── Utility ────────────────────────────────────────────────────────── */
.mbb-hidden { display: none !important; }
.mbb-success {
  background: var(--color-accent-light);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--border-radius-md);
  padding: 24px;
  color: var(--color-text-primary);
}