:root {
  --bg: #07111b;
  --bg-2: #0a1825;
  --panel: #0f2534;
  --panel-2: #142e40;
  --card: #122a3b;
  --card-2: #18364a;
  --line: rgba(150, 195, 222, .18);
  --line-strong: rgba(42, 174, 255, .38);
  --text: #f3f8fc;
  --muted: #a9bdcb;
  --muted-2: #7f95a6;
  --blue: #2aaeff;
  --blue-2: #1276b2;
  --orange: #ff9e35;
  --green: #54d17e;
  --red: #ef6a62;
  --shadow: 0 16px 34px rgba(0, 0, 0, .22);
  --radius: 8px;
  --sidebar: 282px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(90deg, rgba(83, 177, 230, .035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(83, 177, 230, .03) 1px, transparent 1px),
    linear-gradient(180deg, #06101a 0%, #071522 48%, #091827 100%);
  background-size: 44px 44px, 44px 44px, auto;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.5;
}

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

button {
  border: 0;
  cursor: pointer;
}

a {
  color: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

svg path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.platform-shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  height: 100vh;
  padding: 18px 16px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8, 21, 33, .98), rgba(9, 25, 39, .97));
  box-shadow: 14px 0 34px rgba(0, 0, 0, .16);
}

.brand-button {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0 0 18px;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.brand-logo {
  display: block;
  width: min(224px, 100%);
  height: 34px;
  object-fit: contain;
  object-position: left center;
}

.side-nav {
  display: grid;
  align-content: start;
  gap: 6px;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding-right: 2px;
}

.nav-group {
  display: grid;
  gap: 5px;
}

.nav-item,
.nav-subitem {
  display: grid;
  align-items: center;
  width: 100%;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--muted);
  text-align: left;
  transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

.nav-item {
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 12px;
  min-height: 40px;
  padding: 7px 10px;
  font-weight: 850;
}

.nav-parent {
  grid-template-columns: 24px minmax(0, 1fr) 16px;
}

.nav-chevron {
  width: 16px;
  height: 16px;
  color: currentColor;
  transition: transform .16s ease;
}

.nav-parent[aria-expanded="true"] .nav-chevron {
  transform: rotate(180deg);
}

.nav-submenu {
  display: grid;
  gap: 5px;
}

.nav-submenu[hidden] {
  display: none;
}

.nav-subitem {
  margin-left: 36px;
  min-height: 31px;
  padding: 5px 10px;
  color: var(--muted-2);
  font-size: .85rem;
  font-weight: 760;
}

.nav-icon {
  width: 21px;
  height: 21px;
  color: #cde5f3;
}

.nav-item:hover,
.nav-subitem:hover,
.nav-item.is-active,
.nav-subitem.is-active {
  border-color: rgba(42, 174, 255, .28);
  background: rgba(42, 174, 255, .10);
  color: #fff;
  transform: translateX(2px);
}

.nav-item.is-active .nav-icon {
  color: var(--blue);
}

.sidebar-footer {
  display: grid;
  gap: 4px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.045);
}

.sidebar-footer span {
  color: var(--muted);
  font-size: .72rem;
}

.sidebar-footer strong {
  color: #e8f4fa;
  font-size: .84rem;
}

.main-area {
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  padding: 8px clamp(16px, 2.6vw, 30px);
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 27, .9);
  backdrop-filter: blur(14px);
}

.topbar-current {
  min-width: 0;
  overflow: hidden;
  font-size: 1rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.055);
  color: #dff1fb;
}

.icon-button svg {
  width: 20px;
  height: 20px;
}

.account-button {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  color: #ffe4c8;
  background: rgba(255, 158, 53, .12);
  border: 1px solid rgba(255, 158, 53, .32);
  border-radius: 8px;
  font-size: .86rem;
  font-weight: 850;
  white-space: nowrap;
}

.account-button svg {
  width: 18px;
  height: 18px;
}

.account-button:hover {
  background: rgba(255, 158, 53, .18);
  border-color: rgba(255, 158, 53, .32);
}

.menu-toggle {
  display: none;
}

.app-content {
  min-height: calc(100vh - 56px);
  padding: clamp(16px, 2.8vw, 30px);
}

.app-content:focus {
  outline: 0;
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(380px, .9fr);
  gap: clamp(22px, 3.2vw, 40px);
  align-items: center;
  min-height: min(540px, calc(100vh - 110px));
  padding: clamp(22px, 3.6vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(135deg, rgba(16, 42, 60, .98), rgba(8, 22, 35, .98));
  background-size: 34px 34px, 34px 34px, auto;
  box-shadow: var(--shadow);
}

.hero-copy {
  display: grid;
  gap: 16px;
  max-width: 720px;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  min-height: 27px;
  align-items: center;
  padding: 5px 10px;
  border: 1px solid rgba(42, 174, 255, .24);
  border-radius: 999px;
  background: rgba(42, 174, 255, .10);
  color: #bfeaff;
  font-size: .7rem;
  font-weight: 950;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.eyebrow.orange {
  border-color: rgba(255, 158, 53, .32);
  background: rgba(255, 158, 53, .12);
  color: #ffd7ad;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.hero-section h1 {
  max-width: 690px;
  margin-bottom: 0;
  font-size: clamp(2.05rem, 3.5vw, 3.35rem);
  font-weight: 950;
  letter-spacing: 0;
  line-height: 1.06;
}

.hero-section p {
  max-width: 660px;
  margin-bottom: 0;
  color: #d2e0ea;
  font-size: clamp(.98rem, 1.1vw, 1.12rem);
  font-weight: 650;
}

.hero-actions,
.heading-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.primary-action,
.secondary-action,
.secondary-link {
  display: grid;
  min-width: 178px;
  min-height: 50px;
  justify-content: center;
  padding: 9px 14px;
  border-radius: var(--radius);
  color: #fff;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
  transition: transform .16s ease, box-shadow .16s ease;
}

.primary-action {
  border: 1px solid rgba(42, 174, 255, .42);
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  box-shadow: 0 12px 22px rgba(42, 174, 255, .16);
}

.secondary-action {
  border: 1px solid rgba(255, 158, 53, .38);
  background: linear-gradient(135deg, rgba(255, 158, 53, .95), rgba(153, 78, 22, .92));
}

.secondary-link {
  display: inline-flex;
  min-width: 0;
  min-height: 38px;
  align-items: center;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: #e3f0f7;
}

.primary-action small,
.secondary-action small {
  color: rgba(255,255,255,.78);
  font-size: .76rem;
  font-weight: 720;
}

.primary-action:hover,
.secondary-action:hover,
.secondary-link:hover {
  transform: translateY(-2px);
}

.simulator-carousel {
  position: relative;
  display: grid;
  width: 100%;
  min-height: 0;
  overflow: hidden;
  padding: 0;
  border: 1px solid rgba(150, 195, 222, .22);
  border-radius: var(--radius);
  background: #06111b;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 14px 30px rgba(0,0,0,.22);
  color: #fff;
  isolation: isolate;
}

.carousel-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #06111b;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .48s ease;
}

.carousel-slide.is-active {
  z-index: 1;
  opacity: 1;
  pointer-events: auto;
}

.carousel-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(2, 10, 16, .94) 100%);
  pointer-events: none;
}

.carousel-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-slide figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  display: grid;
  gap: 3px;
  padding: 32px 18px 18px;
}

.carousel-slide figcaption small {
  color: #abd6ed;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.carousel-slide figcaption strong {
  max-width: 420px;
  color: #fff;
  font-size: .92rem;
  line-height: 1.3;
}

.carousel-controls {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 8px;
  align-items: center;
  min-height: 42px;
  padding: 6px 8px;
  border-top: 1px solid rgba(150, 195, 222, .16);
  background: rgba(4, 17, 28, .98);
}

.carousel-controls > button,
.carousel-dots button {
  min-width: 34px;
  min-height: 30px;
  border: 1px solid rgba(150, 195, 222, .2);
  border-radius: 7px;
  background: rgba(255,255,255,.06);
  color: #e7f4fb;
  font-size: .78rem;
  font-weight: 850;
}

.carousel-controls > button:hover,
.carousel-controls > button:focus-visible {
  border-color: rgba(42, 174, 255, .55);
  background: rgba(42, 174, 255, .14);
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 7px;
}

.carousel-dots button {
  min-width: 9px;
  min-height: 9px;
  width: 9px;
  height: 9px;
  padding: 0;
  border-radius: 50%;
}

.carousel-dots button[aria-current="true"] {
  border-color: #7bd6ff;
  background: #2aaeff;
  box-shadow: 0 0 0 3px rgba(42, 174, 255, .13);
}

.preview-badge,
.status-badge {
  flex: 0 0 auto;
  padding: 6px 9px;
  border: 1px solid rgba(42, 174, 255, .34);
  border-radius: 999px;
  background: rgba(6, 29, 45, .86);
  color: #dff5ff;
  font-size: .74rem;
  font-weight: 900;
}

@media (prefers-reduced-motion: reduce) {
  .carousel-slide { transition: none; }
}

.three-grid,
.mission-grid,
.material-grid,
.diagnostic-families,
.diagnostic-list {
  display: grid;
  gap: 14px;
}

.three-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 16px;
}

.card,
.family-card,
.mission-card,
.page-heading,
.simple-page,
.process-steps,
.important-note,
.diagnostic-sheet-main {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(20, 46, 64, .94), rgba(12, 29, 43, .96));
  box-shadow: 0 12px 26px rgba(0,0,0,.16);
}

.card {
  min-height: 132px;
  padding: 18px;
}

.card h3 {
  margin-bottom: 10px;
  color: #fff;
  font-size: 1.14rem;
}

.card p,
.family-card p,
.mission-card p,
.page-heading p,
.simple-page p,
.diagnostic-section p,
.important-note p {
  color: var(--muted);
}

.page-heading,
.simple-page {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
  padding: clamp(20px, 2.6vw, 30px);
}

.page-heading.compact {
  margin-bottom: 14px;
}

.page-heading h1,
.simple-page h1 {
  margin-bottom: 0;
  font-size: clamp(1.75rem, 3vw, 2.8rem);
  line-height: 1.04;
}

.page-heading p,
.simple-page p {
  max-width: 880px;
  margin-bottom: 0;
  font-size: 1rem;
}

.page-subtitle {
  color: #dff2fb !important;
  font-size: 1.12rem !important;
  font-weight: 850;
}

.free-intro-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.mode-landing-layout {
  display: grid;
  width: 100%;
  max-width: none;
  grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
  align-items: start;
  gap: clamp(16px, 2vw, 24px);
}

.mode-landing-main,
.mode-landing-aside {
  min-width: 0;
}

.mode-landing-layout .page-heading,
.mode-landing-layout .important-note {
  margin: 0;
}

.mode-landing-main > .mission-grid {
  margin-top: 16px;
}

.free-mode-intro .heading-actions {
  margin-top: 18px;
}

.free-mode-intro .launch-action {
  display: inline-flex;
  width: auto;
  min-height: 44px;
  grid-template-columns: none;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
}

.free-mode-intro .launch-action svg {
  width: 21px;
  height: 21px;
}

.free-intro-grid article {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 104px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.045);
}

.free-intro-grid span {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
}

.free-intro-grid article div {
  display: grid;
  gap: 5px;
}

.free-intro-grid article small {
  color: var(--muted);
  font-size: .73rem;
  font-weight: 850;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.free-intro-grid article strong {
  color: #f2f8fb;
  font-size: .93rem;
  line-height: 1.35;
}

.launch-action svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.important-note {
  display: grid;
  gap: 6px;
  margin-top: 14px;
  padding: 18px;
  border-color: rgba(255, 158, 53, .30);
  background: rgba(255, 158, 53, .08);
}

.important-note strong {
  color: #ffd3a5;
}

.mission-grid {
  grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
}

.mission-card {
  display: grid;
  gap: 10px;
  min-height: 220px;
  padding: 18px;
  color: var(--text);
  text-align: left;
}

.mission-card.is-available {
  border-color: rgba(57, 174, 255, .32);
  background: linear-gradient(145deg, rgba(25, 89, 129, .24), rgba(255,255,255,.035));
}

.mission-card.is-locked {
  opacity: .7;
}

.mission-number,
.family-label {
  color: var(--orange);
  font-size: .72rem;
  font-weight: 950;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.mission-card h3 {
  margin-bottom: 0;
  font-size: 1.22rem;
}

.mission-card p {
  margin-bottom: 0;
}

.mission-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: #dceaf2;
  font-size: .84rem;
}

.mission-status {
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(255, 158, 53, .14);
  color: #ffd2a0;
  font-size: .76rem;
}

.mission-launch {
  width: fit-content;
  align-self: end;
  min-height: 40px;
  padding: 9px 13px;
  border: 1px solid rgba(80, 192, 255, .48);
  border-radius: 8px;
  background: #1287cc;
  color: #fff;
  font-weight: 900;
}

.mission-launch:hover,
.mission-launch:focus-visible {
  background: #1b99e4;
  box-shadow: 0 0 0 3px rgba(42, 174, 255, .18);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
  padding: 18px;
}

.process-steps h2 {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.process-steps article {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  background: rgba(255,255,255,.045);
}

.process-steps span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--blue);
  color: #00111d;
  font-weight: 950;
}

.process-steps p {
  margin-bottom: 0;
  color: #d7e5ee;
}

.diagnostic-families {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.family-card {
  display: grid;
  gap: 12px;
  padding: 20px;
  color: var(--text);
  text-align: left;
}

.family-button {
  min-height: 224px;
  cursor: pointer;
  transition: transform .16s ease, border-color .16s ease, background .16s ease;
}

.family-button:hover,
.family-button:focus-visible {
  border-color: rgba(42, 174, 255, .58);
  background: linear-gradient(180deg, rgba(24, 57, 79, .97), rgba(13, 34, 50, .98));
  transform: translateY(-2px);
}

.family-button:focus-visible {
  outline: 3px solid #79d4ff;
  outline-offset: 3px;
}

.family-card h2 {
  margin-bottom: 0;
  font-size: 1.35rem;
}

.family-card .card-navigation-indicator {
  width: fit-content;
  align-self: end;
  color: #80d7ff;
  font-size: 1.3rem;
  font-weight: 900;
}

.diagnostic-list {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.diagnostic-item,
.choice-card {
  display: grid;
  gap: 6px;
  min-height: 108px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.045);
  color: var(--text);
  text-align: left;
}

.diagnostic-item:hover,
.choice-card:hover {
  border-color: rgba(42, 174, 255, .34);
  background: rgba(42, 174, 255, .10);
}

.diagnostic-item span,
.choice-card span {
  font-weight: 920;
}

.diagnostic-item small,
.choice-card small {
  color: var(--muted);
}

.is-future {
  opacity: .68;
}

.diagnostic-sheet-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  width: 100%;
  max-width: 980px;
  margin-inline: auto;
}

.diagnostic-sheet-main {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.diagnostic-section {
  padding: 16px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  background: rgba(255,255,255,.04);
}

.diagnostic-section h2 {
  margin-bottom: 10px;
  color: #dff5ff;
  font-size: 1.12rem;
}

.lead-text {
  color: #f2f8fc !important;
  font-weight: 850;
}

.note-line {
  margin: 12px 0 0;
  padding: 10px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 158, 53, .08);
  color: #ffd3a5 !important;
  font-weight: 760;
}

.check-grid,
.context-grid,
.response-grid,
.choice-grid {
  display: grid;
  gap: 10px;
}

.check-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.check-card,
.context-grid article,
.response-grid article {
  padding: 13px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  background: rgba(5, 16, 26, .44);
}

.check-card strong,
.context-grid strong,
.response-grid strong {
  color: #f1f8fc;
}

.check-card p,
.context-grid p,
.response-grid p {
  margin: 6px 0 0;
}

.check-group {
  grid-column: 1 / -1;
  margin-top: 4px;
  color: var(--orange);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.context-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.choice-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.diagnostic-section ul,
.context-grid ul,
.vigilance-section ul,
.action-section ul {
  display: grid;
  gap: 6px;
  margin: 10px 0 0;
  padding-left: 18px;
  color: #d4e2eb;
}

.vigilance-section {
  border-color: rgba(255, 158, 53, .24);
  background: rgba(255, 158, 53, .07);
}

.material-grid {
  grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
}

.material-card {
  min-height: 150px;
}

.simple-page {
  min-height: 320px;
  align-content: center;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
}

.section-heading h2 {
  margin: 10px 0 0;
}

.training-flow,
.training-audiences article,
.license-note,
.about-card,
.contact-card,
.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(20, 46, 64, .94), rgba(12, 29, 43, .96));
  box-shadow: 0 12px 26px rgba(0,0,0,.16);
}

.training-flow {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 2.6vw, 30px);
}

.training-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.training-steps article {
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 8px;
  min-height: 180px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  background: rgba(255,255,255,.04);
}

.training-steps article > span {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 7px;
  background: rgba(42, 174, 255, .15);
  color: #bfeaff;
  font-weight: 950;
}

.training-steps h3,
.training-steps p,
.training-audiences h2,
.training-audiences p,
.license-note p,
.about-copy p,
.contact-card p {
  margin-bottom: 0;
}

.training-steps p,
.training-audiences li,
.license-note p,
.about-copy p,
.contact-card p,
.form-note {
  color: var(--muted);
}

.training-audiences,
.contact-layout {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.training-audiences {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.training-audiences article,
.license-note {
  padding: 20px;
}

.training-audiences ul {
  display: grid;
  gap: 7px;
  margin: 12px 0 0;
  padding-left: 20px;
}

.license-note {
  display: grid;
  gap: 6px;
  margin-top: 16px;
  border-color: rgba(255, 158, 53, .28);
  background: rgba(255, 158, 53, .08);
}

.about-page {
  width: min(100%, 1180px);
  margin-inline: auto;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  gap: clamp(16px, 2.2vw, 24px);
  align-items: start;
}

.about-card {
  position: relative;
  display: grid;
  gap: 18px;
  min-width: 0;
  padding: clamp(22px, 2.8vw, 32px);
  overflow: hidden;
}

.about-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, #2aaeff, rgba(42, 174, 255, .12));
  content: "";
}

.about-card-purpose::before {
  background: linear-gradient(90deg, #ff9e35, rgba(255, 158, 53, .1));
}

.about-card h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  line-height: 1.2;
}

.about-copy {
  display: grid;
  gap: 14px;
  max-width: 67ch;
}

.about-copy p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(.96rem, 1.2vw, 1.03rem);
  line-height: 1.68;
}

.compact-action {
  display: inline-grid;
  min-width: 190px;
  width: fit-content;
  flex: 0 0 auto;
}

.contact-layout {
  grid-template-columns: minmax(240px, .38fr) minmax(0, 1fr);
  align-items: start;
}

.contact-card,
.contact-form {
  padding: clamp(20px, 2.6vw, 28px);
}

.contact-card {
  display: grid;
  gap: 10px;
}

.contact-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  background: rgba(42, 174, 255, .12);
  color: #bfeaff;
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-card a {
  color: #8ed7ff;
  font-weight: 850;
  overflow-wrap: anywhere;
}

.contact-form,
.field-grid {
  display: grid;
  gap: 14px;
}

.field-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-form label {
  display: grid;
  gap: 6px;
  color: #dff2fb;
  font-size: .86rem;
  font-weight: 850;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(150, 195, 222, .25);
  border-radius: 7px;
  background: rgba(4, 16, 26, .62);
  color: #fff;
}

.contact-form input {
  min-height: 42px;
  padding: 8px 10px;
}

.contact-form textarea {
  min-height: 150px;
  resize: vertical;
  padding: 10px;
}

.contact-form input:focus-visible,
.contact-form textarea:focus-visible {
  border-color: var(--blue);
  outline: 2px solid rgba(42, 174, 255, .3);
  outline-offset: 1px;
}

.form-note {
  margin: 0;
  font-size: .84rem;
}

.toast-message {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 80;
  width: min(360px, calc(100vw - 40px));
  padding: 13px 15px;
  border: 1px solid rgba(255, 158, 53, .32);
  border-radius: var(--radius);
  background: #132737;
  box-shadow: var(--shadow);
  color: #fff;
  font-weight: 850;
}

.noscript-message {
  margin: 20px;
  color: #fff;
}

@media (max-width: 1180px) {
  .platform-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(var(--sidebar), calc(100vw - 44px));
    transform: translateX(-105%);
    transition: transform .18s ease;
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  .menu-toggle {
    display: grid;
  }

  .hero-section,
  .diagnostic-families,
  .diagnostic-sheet-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .free-intro-grid,
  .process-steps,
  .training-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1120px) {
  .mode-landing-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .topbar {
    min-height: 54px;
    padding-inline: 10px;
  }

  .app-content {
    padding: 12px;
  }

  .about-card {
    gap: 14px;
    padding: 20px 18px;
  }

  .about-copy {
    gap: 12px;
  }

  .hero-section {
    min-height: auto;
    padding: 16px;
  }

  .hero-section h1 {
    font-size: clamp(1.9rem, 8.4vw, 2.45rem);
  }

  .three-grid,
  .free-intro-grid,
  .process-steps,
  .training-steps,
  .training-audiences,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .mode-landing-layout .launch-action,
  .mode-landing-layout .mission-launch {
    width: 100%;
  }

  .preview-caption {
    padding: 26px 12px 12px;
  }

  .preview-caption strong {
    font-size: .8rem;
  }

  .preview-badge {
    display: none;
  }

  .section-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .compact-action {
    width: 100%;
  }

  .diagnostic-sheet-main {
    padding: 12px;
  }
}