/*
 * NeedsMatch Apple-HIG-informed visual refresh
 * ------------------------------------------------------------
 * This layer translates Apple Human Interface Guidelines into a
 * responsive web application while preserving NeedsMatch identity,
 * DOM contracts, permissions, workflows and accessibility semantics.
 *
 * It intentionally uses system font stacks and familiar interaction
 * patterns, not Apple logos or SF Symbols.
 */

:root {
  color-scheme: light;

  /* NeedsMatch brand + Apple-like semantic surface hierarchy. */
  --nm-accent: #0B6B66;
  --nm-accent-strong: #075652;
  --nm-accent-soft: rgba(11, 107, 102, .10);
  --nm-accent-softer: rgba(11, 107, 102, .06);

  --nm-label: #1D1D1F;
  --nm-label-secondary: #6E6E73;
  --nm-label-tertiary: #727277;
  --nm-bg: #F5F5F7;
  --nm-surface: #FFFFFF;
  --nm-surface-secondary: #F2F2F7;
  --nm-surface-tertiary: #EAEAEE;
  --nm-separator: rgba(60, 60, 67, .18);
  --nm-separator-strong: rgba(60, 60, 67, .28);

  --nm-danger: #B42318;
  --nm-danger-soft: rgba(180, 35, 24, .10);
  --nm-warning: #8A5A00;
  --nm-warning-soft: #FFF4D6;
  --nm-success: #147A4B;

  --nm-radius-sm: 10px;
  --nm-radius-md: 14px;
  --nm-radius-lg: 18px;
  --nm-radius-xl: 24px;
  --nm-control-height: 44px;

  --nm-shadow-card: 0 1px 2px rgba(0,0,0,.03), 0 8px 24px rgba(0,0,0,.035);
  --nm-shadow-popover: 0 18px 50px rgba(0,0,0,.16), 0 2px 8px rgba(0,0,0,.08);

  /* Map legacy tokens to the refreshed system so every older module benefits. */
  --teal: var(--nm-accent);
  --teal-strong: var(--nm-accent-strong);
  --teal-soft: var(--nm-accent-soft);
  --teal-50: var(--nm-accent-softer);
  --teal-100: var(--nm-accent-soft);
  --ink: var(--nm-label);
  --paper: var(--nm-bg);
  --card: var(--nm-surface);
  --surface: var(--nm-surface);
  --surface-soft: var(--nm-surface-secondary);
  --light: var(--nm-surface-secondary);
  --line: var(--nm-separator);
  --border: var(--nm-separator);
  --text: var(--nm-label);
  --muted: var(--nm-label-secondary);
  --coral: var(--nm-danger);
  --coral-soft: var(--nm-danger-soft);
  --amber: var(--nm-warning);
  --radius: var(--nm-radius-md);
  --shadow-sm: var(--nm-shadow-card);
  --shadow-md: var(--nm-shadow-popover);
}

html {
  background: var(--nm-bg);
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

body,
button,
input,
select,
textarea {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Helvetica Neue", "Segoe UI", Arial, sans-serif;
}

body {
  background: var(--nm-bg);
  color: var(--nm-label);
  font-size: 15px;
  line-height: 1.47;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.brand-name,
.stat-value,
.dashboard-stat-value {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "Helvetica Neue", "Segoe UI", Arial, sans-serif;
  color: var(--nm-label);
}

h1 { font-weight: 700; letter-spacing: -.025em; }
h2, h3, h4 { font-weight: 650; letter-spacing: -.015em; }

.muted,
.field-muted,
.stat-sub,
.sidebar-org-copy span {
  color: var(--nm-label-secondary);
}

/* ---------------- Navigation chrome ---------------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 900;
  min-height: 64px;
  padding: 10px clamp(16px, 2.2vw, 28px);
  background: rgba(248, 248, 250, .92);
  color: var(--nm-label);
  border-bottom: 1px solid var(--nm-separator);
  box-shadow: none;
}

@supports ((-webkit-backdrop-filter: blur(20px)) or (backdrop-filter: blur(20px))) {
  .topbar,
  .sidebar,
  .mobile-nav,
  .help-public-header,
  .form-actions-sticky {
    background: rgba(248, 248, 250, .78);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    backdrop-filter: saturate(180%) blur(24px);
  }
}

.brand { gap: 8px; color: var(--nm-label); }
.brand-mark { color: var(--nm-accent); font-size: .9rem; }
.brand-name { color: var(--nm-label); font-size: 1.08rem; font-weight: 700; }
.brand-sub {
  color: var(--nm-label-secondary);
  opacity: 1;
  font-size: .68rem;
  letter-spacing: .08em;
}
.brand-version {
  background: var(--nm-surface-secondary);
  color: var(--nm-label-secondary);
  border: 1px solid var(--nm-separator);
}
.brand-powered { color: var(--nm-label-secondary); }

.topbar-right { gap: 7px; }
.help-public-link {
  color: var(--nm-accent);
  min-height: var(--nm-control-height);
  padding: 0 10px;
  border-radius: var(--nm-radius-sm);
  text-decoration: none;
}
.help-public-link:hover { background: var(--nm-accent-softer); text-decoration: none; }

.lang-toggle,
.notif-bell,
.account-btn {
  min-height: var(--nm-control-height);
  border-radius: 12px;
  color: var(--nm-label);
  background: rgba(118,118,128,.08);
  border: 1px solid transparent;
}
.lang-toggle {
  padding: 0 12px;
  font-size: .8rem;
  font-weight: 650;
}
.notif-bell {
  display: inline-grid;
  place-items: center;
  min-width: 44px;
  padding: 0 10px;
  color: var(--nm-label);
}
.account-btn {
  padding: 4px 10px 4px 5px;
  color: var(--nm-label);
}
.lang-toggle:hover,
.notif-bell:hover,
.account-btn:hover {
  background: rgba(118,118,128,.14);
}
.account-avatar {
  width: 32px;
  height: 32px;
  background: var(--nm-accent);
  color: #fff;
  font-family: inherit;
}
.account-caret { color: var(--nm-label-secondary); opacity: 1; }

.btn.header-primary {
  min-height: var(--nm-control-height);
  padding: 0 16px;
  color: #fff;
  background: var(--nm-accent);
  border-color: var(--nm-accent);
  box-shadow: none;
}

.app-shell {
  grid-template-columns: 250px minmax(0, 1fr);
  min-height: calc(100vh - 64px);
}

.sidebar {
  top: 64px;
  height: calc(100vh - 64px);
  padding: 14px 10px 12px;
  background: rgba(248,248,250,.94);
  border-right: 1px solid var(--nm-separator);
}
.sidebar-org {
  padding: 8px 8px 14px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--nm-separator);
}
.sidebar-org-avatar {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--nm-accent);
  font-family: inherit;
  font-weight: 700;
}
.sidebar-org-copy strong { font-size: .86rem; font-weight: 650; }

.sidebar .tabs { gap: 3px; }
.sidebar .tab {
  min-height: var(--nm-control-height);
  padding: 8px 10px;
  border-radius: 11px;
  color: #49494D;
  font-size: .88rem;
  font-weight: 520;
}
.sidebar .tab:hover { background: rgba(118,118,128,.08); color: var(--nm-label); }
.sidebar .tab.active {
  background: var(--nm-accent-soft);
  color: var(--nm-accent-strong);
  font-weight: 650;
}
.nav-icon { width: 22px; font-size: 1.05rem; }
.nav-label {
  padding: 16px 10px 6px;
  color: var(--nm-label-secondary);
  font-size: .72rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}
.sidebar-foot { border-top-color: var(--nm-separator); }
.sidebar-help {
  min-height: var(--nm-control-height);
  border-radius: 11px;
  color: var(--nm-label-secondary);
}
.sidebar-help:hover { background: rgba(118,118,128,.08); color: var(--nm-label); }

/* ---------------- Content hierarchy ---------------- */

main {
  max-width: 1440px;
  padding: clamp(22px, 2.6vw, 38px) clamp(18px, 3vw, 42px) 64px;
}
.panel-head { margin-bottom: 10px; }
.panel-head h1,
.dashboard-welcome h1 {
  font-size: clamp(1.72rem, 2.5vw, 2.18rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}
.eyebrow,
.sub-h,
.help-result-category {
  color: var(--nm-label-secondary);
  font-size: .76rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}
.dashboard-welcome { margin-bottom: 20px; }

.card,
.form-card,
.chart-card,
.dashboard-card,
.dashboard-stat,
.stat-tile,
.aud-card,
.prof-stat,
.rd-group {
  background: var(--nm-surface);
  border: 1px solid var(--nm-separator);
  border-radius: var(--nm-radius-lg);
  box-shadow: var(--nm-shadow-card);
}
.card { padding: 18px 20px; }
.form-card,
.chart-card { padding: 18px 20px; }
.dashboard-card { border-radius: var(--nm-radius-lg); }
.dashboard-stat,
.stat-tile {
  border-radius: var(--nm-radius-lg);
  padding: 16px 18px;
}
.dashboard-stat-value,
.stat-value,
.prof-v {
  color: var(--nm-label);
  font-weight: 700;
}

.card:hover,
.help-result-card:hover {
  border-color: var(--nm-separator-strong);
}

.chip {
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: var(--nm-accent-soft);
  color: var(--nm-accent-strong);
  font-weight: 600;
}
.chip.grey { background: var(--nm-surface-secondary); color: var(--nm-label-secondary); }
.chip.urgent,
.chip.danger { background: var(--nm-danger-soft); color: var(--nm-danger); }

/* ---------------- Controls ---------------- */

.btn {
  min-height: var(--nm-control-height);
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid var(--nm-separator);
  background: var(--nm-surface);
  color: var(--nm-label);
  font-family: inherit;
  font-size: .88rem;
  font-weight: 600;
  box-shadow: none;
  transition: transform 100ms ease-out, background-color 120ms ease,
    border-color 120ms ease, box-shadow 120ms ease;
}
a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}
a.btn:hover,
a.btn:focus-visible { text-decoration: none; }

.listing-card.v15-overflow-open {
  position: relative;
  overflow: visible;
  z-index: 80;
}
.v15-card-overflow { z-index: 90; }
.v15-card-overflow[open] { z-index: 100; }
.v15-card-overflow-menu { z-index: 110; }

.btn.primary {
  background: var(--nm-accent);
  border-color: var(--nm-accent);
  color: #fff;
}
.btn.secondary {
  background: var(--nm-surface-secondary);
  border-color: transparent;
}
.btn.outline {
  background: transparent;
  color: var(--nm-accent-strong);
  border-color: var(--nm-separator-strong);
}
.btn.danger,
.btn.outline.danger {
  color: var(--nm-danger);
  border-color: rgba(180,35,24,.28);
}
.btn.danger:hover,
.btn.outline.danger:hover { background: var(--nm-danger-soft); }
.btn.small { min-height: 36px; padding: 0 12px; font-size: .8rem; }
.btn:active { transform: scale(.985); }

@media (hover:hover) and (pointer:fine) {
  .btn:hover { filter: none; background-color: var(--nm-surface-secondary); }
  .btn.primary:hover { background-color: var(--nm-accent-strong); }
}

.btn:focus-visible,
.lang-toggle:focus-visible,
.notif-bell:focus-visible,
.account-btn:focus-visible,
.auth-tab:focus-visible,
.mobile-nav-btn:focus-visible,
.sidebar .tab:focus-visible,
.admin-subnav-btn:focus-visible {
  outline: 3px solid rgba(11,107,102,.30);
  outline-offset: 2px;
}

input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),
select,
textarea,
.ben-search,
.rd-in,
.help-search {
  min-height: var(--nm-control-height);
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 11px;
  background: rgba(118,118,128,.08);
  color: var(--nm-label);
  font: inherit;
  box-shadow: inset 0 0 0 1px rgba(60,60,67,.04);
}
textarea { min-height: 92px; line-height: 1.45; }

input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]):hover,
select:hover,
textarea:hover,
.ben-search:hover,
.rd-in:hover {
  background: rgba(118,118,128,.105);
}
input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]):focus,
select:focus,
textarea:focus,
.ben-search:focus,
.rd-in:focus,
.help-search:focus {
  outline: 3px solid rgba(11,107,102,.18);
  border-color: var(--nm-accent);
  background: #fff;
}
input[type="checkbox"],
input[type="radio"] { accent-color: var(--nm-accent); }

.form-grid label,
.row label,
.auth-card label,
.modal-card label,
.v15-dialog-field > span {
  color: var(--nm-label-secondary);
  font-size: .8rem;
  font-weight: 600;
}
.form-actions { gap: 8px; }

/* Segmented-control treatment for mutually exclusive choices. */
.auth-tabs,
.admin-subnav {
  display: flex;
  gap: 3px;
  padding: 3px;
  border: 0;
  border-radius: 11px;
  background: rgba(118,118,128,.10);
}
.auth-tab,
.admin-subnav-btn {
  min-height: 38px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--nm-label-secondary);
  font-family: inherit;
  font-weight: 600;
}
.auth-tab.active,
.admin-subnav-btn.active {
  background: #fff;
  color: var(--nm-label);
  box-shadow: 0 1px 3px rgba(0,0,0,.10);
  border-bottom-color: transparent;
}

/* ---------------- Popovers, notifications and sheets ---------------- */

.account-menu,
.notif-panel,
.quick-create-menu,
.ben-options,
.v15-card-overflow-menu {
  background: rgba(255,255,255,.98);
  border: 1px solid var(--nm-separator);
  border-radius: 16px;
  box-shadow: var(--nm-shadow-popover);
}
.account-menu,
.quick-create-menu { padding: 6px; }

.account-item,
.quick-create-item {
  min-height: var(--nm-control-height);
  border-radius: 10px;
  color: var(--nm-label);
  font-family: inherit;
}
.account-item:hover,
.quick-create-item:hover,
.notif-item:hover,
.notif-item:focus-visible {
  background: rgba(118,118,128,.08);
  color: var(--nm-label);
}
.notif-item { padding: 12px 14px; }
.notif-item.unread {
  background: var(--nm-accent-softer);
  border-left-color: var(--nm-accent);
}

.v15-dialog-backdrop,
.modal-overlay {
  background: rgba(0,0,0,.24);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}
.v15-dialog,
.modal-card {
  background: rgba(255,255,255,.985);
  border: 1px solid var(--nm-separator);
  border-radius: 20px;
  box-shadow: 0 24px 80px rgba(0,0,0,.22);
}
.v15-dialog { padding: 24px; }
.modal-card { padding: 24px; }

/* ---------------- Landing / authentication ---------------- */

.landing { max-width: 1180px; padding: 18px 24px 54px; }
.hero {
  grid-template-columns: minmax(0,1.05fr) minmax(360px,.78fr);
  gap: clamp(32px,5vw,72px);
  align-items: start;
  padding: clamp(28px,4vw,52px) 0 48px;
}
.hero-copy { max-width: 650px; }
.hero-eyebrow {
  margin-bottom: 16px;
  padding: 5px 10px;
  background: var(--nm-accent-soft);
  color: var(--nm-accent-strong);
  border-radius: 999px;
  text-transform: none;
  letter-spacing: 0;
  font-size: .78rem;
  font-weight: 650;
}
.hero-title {
  max-width: 680px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "Helvetica Neue", "Segoe UI", Arial, sans-serif;
  font-size: clamp(2.45rem, 5.2vw, 4.35rem);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 740;
}
.hero-sub {
  max-width: 630px;
  font-size: clamp(1.02rem,1.6vw,1.18rem);
  line-height: 1.52;
  color: var(--nm-label-secondary);
}
.hero-cta { gap: 10px; }
.hero-cta .btn { min-height: 48px; padding: 0 20px; font-size: .96rem; }
.hero-note { color: var(--nm-label-secondary); }

.auth-card {
  max-width: 650px;
  padding: clamp(22px,3vw,32px);
  border-radius: var(--nm-radius-xl);
  border-color: var(--nm-separator);
}
.hero .auth-card {
  box-shadow: 0 28px 80px rgba(0,0,0,.10), 0 2px 10px rgba(0,0,0,.04);
}
.reg-mode {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 6px;
  background: var(--nm-surface-secondary);
  border-radius: 12px;
  padding: 6px;
}
.auth-card .reg-mode label {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  margin: 0;
  padding: 8px 10px;
  border-radius: 9px;
  color: var(--nm-label);
  font-size: .8rem;
  font-weight: 520;
  line-height: 1.25;
}
.auth-card .reg-mode label:hover { background: rgba(255,255,255,.64); }
.auth-card .reg-mode input[type="radio"] {
  flex: 0 0 auto;
  margin: 0;
}
@media (max-width: 520px) {
  .reg-mode { grid-template-columns: 1fr; }
}
.aud-card { padding: 22px; border-radius: var(--nm-radius-lg); }

/* ---------------- Reports and data-heavy areas ---------------- */

.report-table {
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
}
.report-table th {
  padding: 10px 12px;
  color: var(--nm-label-secondary);
  font-size: .75rem;
  font-weight: 650;
  border-bottom: 1px solid var(--nm-separator-strong);
  background: var(--nm-surface-secondary);
}
.report-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--nm-separator);
}
.report-table tbody tr:hover { background: rgba(118,118,128,.045); }

/* Data-heavy report tables must scroll inside their cards instead of widening
   the app/document. This keeps fixed mobile navigation inside the visual and
   pointer viewport while preserving every report column. */
#tab-reports,
#tab-reports .report-section {
  min-width: 0;
  max-width: 100%;
}
#tab-reports #valuationTable,
#tab-reports #unmetTable,
#tab-reports #leaderboardTable,
#tab-reports #surgeTable {
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}
#tab-reports .report-table {
  width: max-content;
  min-width: 100%;
}

.match-group-title {
  color: var(--nm-label);
  font-weight: 650;
}

/* ---------------- Help Centre ---------------- */

.nm-help { min-height: 100vh; }
.help-public-header {
  position: sticky;
  top: 0;
  z-index: 900;
  min-height: 64px;
  padding: 10px clamp(16px,2.2vw,28px);
  background: rgba(248,248,250,.92);
  border-bottom: 1px solid var(--nm-separator);
}
.help-public-brand { color: var(--nm-label); font-weight: 700; }
.help-public-brand > span:first-child { color: var(--nm-accent); }
.help-public-actions .btn { min-height: 40px; }

.help-standalone-shell { max-width: 1280px; padding: 28px 24px 64px; }
.help-centre { max-width: 1180px; }
.help-hero {
  padding: 28px 4px 24px;
  border: 0;
  background: transparent;
  margin-bottom: 8px;
}
.help-hero h1 {
  font-size: clamp(2.1rem,4.2vw,3.4rem);
  line-height: 1;
  letter-spacing: -.045em;
}
.help-search-wrap {
  grid-template-columns: auto 1fr auto;
  padding: 8px 12px;
  border: 0;
  border-radius: 14px;
  background: rgba(118,118,128,.10);
}
.help-search {
  min-height: 42px;
  padding: 8px 4px;
  background: transparent;
  border: 0;
  box-shadow: none;
}
.help-search:focus { outline: none; border-color: transparent; background: transparent; }
.help-layout { grid-template-columns: 240px minmax(0,1fr); gap: 28px; }
.help-categories { gap: 3px; }
.help-categories button {
  min-height: 42px;
  padding: 9px 12px;
  border-radius: 10px;
  color: var(--nm-label-secondary);
}
.help-categories button:hover { background: rgba(118,118,128,.08); color: var(--nm-label); }
.help-categories button.active {
  background: var(--nm-accent-soft);
  color: var(--nm-accent-strong);
  font-weight: 650;
}
.help-results { gap: 14px; }
.help-result-card,
.help-article {
  border: 1px solid var(--nm-separator);
  border-radius: var(--nm-radius-lg);
  background: var(--nm-surface);
  box-shadow: var(--nm-shadow-card);
}
.help-result-card { padding: 20px; min-height: 142px; }
.help-result-card:hover,
.help-result-card:focus-visible {
  border-color: var(--nm-separator-strong);
  box-shadow: 0 10px 28px rgba(0,0,0,.07);
}
.help-article { padding: clamp(22px,3vw,34px); }
.help-body { color: #333336; line-height: 1.66; }

/* ---------------- Public impact ---------------- */

.nm-impact { background: var(--nm-bg); color: var(--nm-label); }
.nm-impact .wrap { max-width: 1040px; padding: 32px 22px 72px; }
.nm-impact header {
  min-height: 52px;
  margin: 0 0 20px;
  padding: 0 2px;
}
.nm-impact header .mark { color: var(--nm-accent); }
.nm-impact header .name { color: var(--nm-label); font-weight: 700; }
.nm-impact header .sub {
  color: var(--nm-label-secondary);
  border-color: var(--nm-separator);
  background: var(--nm-surface-secondary);
}
.nm-impact h1 {
  color: var(--nm-label);
  font-size: clamp(2rem,4vw,3rem);
  line-height: 1.04;
  letter-spacing: -.04em;
}
.nm-impact h2 {
  color: var(--nm-label);
  border-bottom-color: var(--nm-separator);
  font-size: 1.05rem;
}
.nm-impact .kpis { gap: 14px; }
.nm-impact .kpi,
.nm-impact .story {
  background: var(--nm-surface);
  border-color: var(--nm-separator);
  border-radius: var(--nm-radius-lg);
  box-shadow: var(--nm-shadow-card);
}
.nm-impact .kpi { padding: 18px; }
.nm-impact .kpi .v { color: var(--nm-label); font-size: 1.8rem; font-weight: 700; }
.nm-impact .kpi .l,
.nm-impact .updated,
.nm-impact .story .meta,
.nm-impact .story-note,
.nm-impact .foot { color: var(--nm-label-secondary); }
.nm-impact .story h3 { color: var(--nm-label); }
.nm-impact .bar-track { background: var(--nm-surface-tertiary); }
.nm-impact .bar-fill,
.nm-impact .trend-bar { background: var(--nm-accent); }
.nm-impact .trend-bar.alt { background: var(--nm-danger); }
.nm-impact .langlink a { color: var(--nm-accent-strong); }

/* ---------------- Accessibility and adaptability ---------------- */

::selection { background: rgba(11,107,102,.18); color: var(--nm-label); }

@media (prefers-contrast: more) {
  :root {
    --nm-separator: rgba(0,0,0,.34);
    --nm-separator-strong: rgba(0,0,0,.50);
    --nm-label-secondary: #4A4A4F;
  }
  .btn,
  .card,
  .form-card,
  .chart-card,
  .dashboard-card,
  .dashboard-stat,
  .help-result-card,
  .help-article { border-width: 2px; }
}

@media (max-width: 1050px) {
  .app-shell { grid-template-columns: 224px minmax(0,1fr); }
  .hero { grid-template-columns: 1fr 380px; gap: 32px; }
}

@media (max-width: 800px) {
  .hero { grid-template-columns: 1fr; padding-top: 42px; }
  .hero-copy { max-width: 720px; }
  .hero .auth-card { max-width: none; }
  .help-layout { grid-template-columns: 1fr; }
  .help-categories { position: static; flex-direction: row; overflow-x: auto; }
}

@media (max-width: 760px) {
  body.nm-app { padding-bottom: calc(68px + env(safe-area-inset-bottom)); }

  .topbar {
    min-height: 60px;
    padding: 8px 10px;
  }
  .brand-name { font-size: 1rem; }
  .brand-line { gap: 5px; }
  .brand-version { font-size: .58rem; }
  .brand-powered { font-size: .58rem; }
  .lang-toggle,
  .notif-bell,
  .account-btn { min-height: 42px; }
  .lang-toggle { padding: 0 10px; }

  .sidebar {
    top: 60px;
    bottom: calc(68px + env(safe-area-inset-bottom));
    width: min(86vw, 310px);
    height: auto;
    border-right-color: var(--nm-separator);
    box-shadow: 18px 0 50px rgba(0,0,0,.12);
  }
  .mobile-drawer-backdrop {
    inset: 60px 0 calc(68px + env(safe-area-inset-bottom));
    background: rgba(0,0,0,.20);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
  }

  main { padding: 20px 14px 34px; }
  .dashboard-welcome { gap: 14px; }
  .dashboard-primary-actions .btn { min-height: 44px; }
  .dashboard-stats { gap: 8px; }

  .mobile-nav {
    z-index: 700;
    min-height: 68px;
    padding: 5px 4px env(safe-area-inset-bottom);
    background: rgba(248,248,250,.94);
    border-top: 1px solid var(--nm-separator);
    box-shadow: 0 -1px 0 rgba(255,255,255,.55);
  }
  .mobile-nav-btn {
    min-height: 58px;
    border-radius: 12px;
    color: var(--nm-label-secondary);
  }
  .mobile-nav-btn.active {
    color: var(--nm-accent-strong);
    background: var(--nm-accent-softer);
  }
  .mobile-nav-btn small { font-size: .64rem; font-weight: 600; }

  .notif-panel {
    top: 64px;
    left: 10px;
    right: 10px;
    border-radius: 18px;
  }
  .account-menu {
    top: 62px;
    right: 10px;
    left: 10px;
  }

  .v15-dialog-backdrop { align-items: end; }
  .v15-dialog,
  .modal-card {
    border-radius: 22px 22px 0 0;
    padding-bottom: max(22px, env(safe-area-inset-bottom));
  }
  .v15-dialog-actions,
  .form-actions { gap: 8px; }
  .v15-dialog-actions .btn { min-height: 48px; }

  .btn.small { min-height: 44px; }
  .help-public-header { min-height: 60px; padding: 8px 10px; }
  .help-standalone-shell { padding: 18px 12px 46px; }
  .help-hero { padding-top: 18px; }
  .help-search-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .landing { padding: 12px 16px 42px; }
  .hero { padding: 34px 0 34px; gap: 26px; }
  .hero-title { font-size: clamp(2.25rem, 12vw, 3.25rem); }
  .hero-cta { display: grid; grid-template-columns: 1fr; }
  .hero-cta .btn { width: 100%; }
  .auth-card { padding: 20px 18px; }
  .dashboard-stats { grid-template-columns: 1fr 1fr; }
  .help-public-actions .help-session-status { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

@media print {
  .topbar,
  .sidebar,
  .mobile-nav { box-shadow: none !important; }
}


/* CI/Lighthouse refinements: legacy async polish loads after this layer, so
   these scoped selectors intentionally carry enough specificity to preserve
   readable neutral-header contrast. */
.nm-app .topbar .brand-version {
  color: #5E5E63;
  background: #ECECEF;
  border-color: rgba(60,60,67,.20);
}
.nm-app .topbar .brand-powered { color: #5E5E63; }
.nm-app .auth-tabs .auth-tab:not(.active),
.nm-app .admin-subnav .admin-subnav-btn:not(.active) { color: #626267; }

/* The public impact page hydrates aggregate data asynchronously. Keep the
   footer out of the visual shift calculation until the content is settled. */
.nm-impact #foot { visibility: hidden; }
.nm-impact.nm-impact-loaded #foot { visibility: visible; }