.korki-home {
  --kh-primary: #5b35f2;
  --kh-primary-dark: #4522d6;
  --kh-primary-soft: #f0ecff;
  --kh-ink: #10152f;
  --kh-muted: #69708a;
  --kh-line: #e8e9f2;
  --kh-surface: #ffffff;
  --kh-background: #fbfbff;
  --kh-green: #28b779;
  --kh-yellow: #f0b72f;
  --kh-orange: #f28b38;
  --kh-red: #ef5b61;
  color: var(--kh-ink);
  background: var(--kh-background);
  font-size: 15px;
  overflow-x: clip;
}

.korki-public-header {
  background: #fff;
  border-bottom: 1px solid #eeeef6;
  box-shadow: none;
}

.korki-public-header .container {
  max-width: 1180px;
}

.korki-public-header .navbar-brand img {
  width: 112px;
  height: auto;
}

.korki-public-header .nav-link {
  color: #242944;
  font-size: 0.88rem;
  font-weight: 500;
}

.korki-public-header .nav-link:hover {
  color: var(--kh-primary, #5b35f2);
}

.korki-public-header .kh-header-login,
.korki-public-header .kh-header-start,
.korki-public-header .kh-header-app {
  align-items: center;
  justify-content: center;
  min-height: 44px;
  font-weight: 600;
}

.korki-public-header .kh-header-login {
  color: #4522d6;
}

.korki-public-header .kh-header-start,
.korki-public-header .kh-header-app {
  color: #fff;
  background: #5b35f2;
  border-color: #5b35f2;
  border-radius: 8px;
  box-shadow: 0 7px 16px rgba(91, 53, 242, 0.22);
}

.korki-public-header .kh-header-start:hover,
.korki-public-header .kh-header-app:hover {
  color: #fff;
  background: #4522d6;
  border-color: #4522d6;
}

.korki-public-header .kh-header-login:focus-visible,
.korki-public-header .kh-header-start:focus-visible,
.korki-public-header .kh-header-app:focus-visible {
  outline: 3px solid rgba(91, 53, 242, 0.3);
  outline-offset: 2px;
}

.korki-home h1,
.korki-home h2,
.korki-home h3,
.korki-home p {
  color: inherit;
}

.kh-hero {
  position: relative;
  padding: 52px 0 44px;
  background:
    radial-gradient(circle at 50% 25%, rgba(117, 83, 255, 0.09), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #fbfaff 74%, #f5f0ff 100%);
}

.kh-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1120px;
  text-align: center;
}

.kh-math,
.kh-learning-math {
  position: absolute;
  font-weight: 700;
  pointer-events: none;
  user-select: none;
}

.kh-math {
  color: rgba(91, 53, 242, 0.16);
}

.kh-learning-math {
  color: rgba(91, 53, 242, 0.25);
}

.kh-math-left {
  left: 7%;
  top: 110px;
  font-size: 1.15rem;
  transform: rotate(-11deg);
}

.kh-math-right {
  right: 7%;
  top: 118px;
  font-size: 1.05rem;
  transform: rotate(-12deg);
}

.kh-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 18px;
  padding: 7px 13px;
  border-radius: 999px;
  color: var(--kh-primary);
  background: var(--kh-primary-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.kh-hero h1 {
  max-width: 780px;
  margin: 0 auto 14px;
  font-size: clamp(2.15rem, 4.8vw, 4.05rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.kh-hero h1 span {
  color: var(--kh-primary);
}

.kh-hero-copy {
  margin: 0 auto 30px;
  color: var(--kh-muted) !important;
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.55;
}

.kh-start-card {
  --kh-card-radius: 16px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  width: 100%;
  max-width: 940px;
  margin: 0 auto;
  text-align: left;
  background: var(--kh-surface);
  border: 1px solid rgba(91, 53, 242, 0.09);
  border-radius: var(--kh-card-radius);
  box-shadow: 0 20px 55px rgba(49, 31, 118, 0.13);
  overflow: visible;
}

.kh-plan-form {
  min-width: 0;
  padding: 28px 30px 24px;
  border-right: 1px solid var(--kh-line);
  border-radius: var(--kh-card-radius) 0 0 var(--kh-card-radius);
}

.kh-fieldset {
  min-width: 0;
  margin: 0 0 22px;
  padding: 0;
  border: 0;
}

.kh-fieldset legend {
  float: none;
  width: auto;
  margin: 0 0 11px;
  color: var(--kh-ink);
  font-size: 0.86rem;
  font-weight: 700;
}

.kh-segment {
  display: grid;
  gap: 9px;
}

.kh-segment-exam {
  grid-template-columns: 1fr 1.25fr;
}

.kh-segment-score {
  grid-template-columns: repeat(4, 1fr);
}

.kh-segment-score label {
  position: relative;
  padding-inline: 8px 24px;
}

.kh-segment-score .kh-radio-check {
  position: absolute;
  inset-inline-end: 6px;
  width: 14px;
  height: 14px;
  flex-basis: 14px;
  margin-inline-start: 0;
  font-size: 0.58rem;
}

.kh-segment input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.kh-segment label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 46px;
  margin: 0;
  padding: 8px 10px;
  color: #323750;
  background: #fff;
  border: 1px solid #dadce8;
  border-radius: 7px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
  transition: 160ms ease;
}

.kh-segment input:checked + label {
  color: var(--kh-primary);
  border-color: var(--kh-primary);
  background: #faf9ff;
  box-shadow: 0 0 0 2px rgba(91, 53, 242, 0.07);
}

.kh-radio-check {
  display: grid;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  margin-inline-start: auto;
  place-items: center;
  color: #fff;
  background: var(--kh-primary);
  border-radius: 50%;
  font-size: 0.68rem;
  line-height: 1;
  opacity: 0;
  transform: scale(0.72);
  transition: opacity 160ms ease, transform 160ms ease;
}

.kh-segment input:checked + label .kh-radio-check {
  opacity: 1;
  transform: scale(1);
}

.kh-segment input:focus-visible + label {
  outline: 3px solid rgba(91, 53, 242, 0.24);
  outline-offset: 2px;
}

.kh-primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  min-height: 48px;
  padding: 11px 18px;
  color: #fff !important;
  background: linear-gradient(135deg, #6840fa, #4d25e5);
  border: 0;
  border-radius: 7px;
  box-shadow: 0 9px 20px rgba(91, 53, 242, 0.23);
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.kh-primary-button:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(91, 53, 242, 0.3);
}

.kh-primary-button:focus-visible {
  outline: 3px solid rgba(91, 53, 242, 0.3);
  outline-offset: 3px;
}

.kh-fieldset[aria-invalid="true"] legend {
  color: #a52f3a;
}

.kh-fieldset[aria-invalid="true"] .kh-segment label {
  border-color: #d6656f;
}

.kh-primary-button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.kh-form-error {
  margin: 8px 0 0;
  color: #a52f3a !important;
  font-size: 0.78rem;
  font-weight: 600;
}

.kh-handoff-error {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 0;
  padding: 10px 12px;
  color: #5f3940;
  background: #fff8f2;
  border: 1px solid #e7b99f;
  border-radius: 7px;
}

.kh-handoff-error[hidden] {
  display: none;
}

.kh-handoff-error > i {
  flex: 0 0 auto;
  font-size: 1.05rem;
}

.kh-handoff-error p {
  flex: 1 1 210px;
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
}

.kh-retry-button {
  min-height: 44px;
  padding: 8px 12px;
  color: #4d25e5;
  background: #fff;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
}

.kh-retry-button:hover {
  background: #faf9ff;
}

.kh-retry-button:focus-visible {
  outline: 3px solid rgba(91, 53, 242, 0.3);
  outline-offset: 2px;
}

.kh-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin: 13px 0 0;
  color: var(--kh-muted);
  font-size: 0.68rem;
}

.kh-trust-row i,
.kh-final-action span i {
  color: var(--kh-green);
}

.kh-product-preview {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  min-width: 0;
  gap: 14px 18px;
  padding: 28px 30px 26px;
  background: linear-gradient(145deg, #ffffff, #fbfaff);
  border-radius: 0 var(--kh-card-radius) var(--kh-card-radius) 0;
}

.kh-preview-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 110px;
  padding: 15px 18px;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 10px;
}

.kh-preview-stats > div:first-child,
.kh-readiness {
  display: flex;
  flex-direction: column;
}

.kh-preview-stats span,
.kh-readiness > span,
.kh-today-card > span {
  color: var(--kh-muted);
  font-size: 0.7rem;
}

.kh-preview-stats strong,
.kh-readiness strong {
  margin: 2px 0;
  color: var(--kh-ink);
  font-size: 1.85rem;
  line-height: 1;
}

.kh-preview-stats strong small,
.kh-readiness strong small {
  font-size: 0.62em;
}

.kh-preview-stats small {
  color: var(--kh-muted);
  font-size: 0.62rem;
}

.kh-ring {
  display: grid;
  width: 57px;
  height: 57px;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(var(--kh-primary) 0 80%, #e9e8f2 80% 100%);
}

.kh-ring span {
  width: 41px;
  height: 41px;
  border-radius: 50%;
  background: #fff;
}

.kh-readiness {
  justify-content: center;
  min-height: 82px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 10px;
}

.kh-progress {
  height: 7px;
  margin-top: 9px;
  background: #e8e8f0;
  border-radius: 99px;
  overflow: hidden;
}

.kh-progress span {
  display: block;
  height: 100%;
  background: var(--kh-primary);
  border-radius: inherit;
}

.kh-days {
  grid-column: 1;
  align-self: center;
  padding: 0 5px;
  color: var(--kh-muted);
  font-size: 0.69rem;
}

.kh-days i {
  margin-right: 4px;
  color: var(--kh-primary);
}

.kh-days strong {
  float: right;
  color: var(--kh-ink);
}

.kh-today-card {
  grid-column: 2;
  grid-row: 1 / span 3;
  display: flex;
  flex-direction: column;
  align-self: start;
  min-height: 165px;
  padding: 17px;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(33, 24, 84, 0.08);
}

.kh-today-card > strong {
  margin: 13px 0 4px;
  font-size: 0.88rem;
}

.kh-today-card > small {
  color: var(--kh-muted);
  font-size: 0.67rem;
}

.kh-today-card b {
  margin: 0 4px;
  color: #c8c9d2;
}

.kh-preview-label {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--kh-primary) !important;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: left;
  text-transform: uppercase;
}

.kh-preview-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 40px;
  margin-top: auto;
  color: #fff;
  background: var(--kh-primary);
  border-radius: 6px;
  cursor: default;
  font-size: 0.75rem;
  font-weight: 700;
  user-select: none;
}

.kh-ai-note {
  position: absolute;
  right: 25px;
  bottom: -50px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 2;
}

.kh-bot {
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  color: #51c9d5;
  background: #161b3a;
  border: 6px solid #e8e5fb;
  border-radius: 17px;
  box-shadow: 0 8px 16px rgba(39, 24, 106, 0.2);
}

.kh-ai-note p {
  margin: 0;
  padding: 10px 12px;
  color: var(--kh-muted) !important;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(39, 24, 106, 0.1);
  font-size: 0.58rem;
  line-height: 1.45;
}

.kh-ai-note strong {
  color: var(--kh-ink);
}

.kh-section {
  padding: 70px 0;
}

.kh-section h2 {
  margin: 0 0 38px;
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.025em;
}

.kh-how {
  padding-top: 78px;
  background: #fff;
}

.kh-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 55px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.kh-steps::before {
  position: absolute;
  top: 26px;
  left: 16.666%;
  right: 16.666%;
  height: 1px;
  content: "";
  background: #dedaf5;
  pointer-events: none;
}

.kh-step {
  position: relative;
  z-index: 1;
  min-width: 0;
  text-align: center;
}

.kh-step-head {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 52px;
  margin-bottom: 17px;
}

.kh-step-head > span {
  position: absolute;
  left: calc(50% - 45px);
  z-index: 2;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  color: #fff;
  background: var(--kh-primary);
  border-radius: 50%;
  font-size: 0.64rem;
  font-weight: 700;
}

.kh-step-head i {
  position: relative;
  z-index: 1;
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  color: var(--kh-primary);
  background: var(--kh-primary-soft);
  border: 5px solid #fff;
  border-radius: 50%;
  font-size: 1.45rem;
}

.kh-step-copy {
  max-width: 250px;
  margin: 0 auto;
}

.kh-step h3,
.kh-benefit-grid h3 {
  margin: 0 0 9px;
  font-size: 0.93rem;
}

.kh-step p,
.kh-benefit-grid p {
  margin: 0 auto;
  color: var(--kh-muted) !important;
  font-size: 0.72rem;
  line-height: 1.55;
  white-space: pre-line;
}

.kh-benefits {
  background: #fafaff;
}

.kh-benefit-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.kh-benefit-grid article {
  min-width: 0;
  min-height: 190px;
  padding: 25px 18px;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 9px;
  box-shadow: 0 8px 18px rgba(36, 29, 81, 0.04);
  text-align: center;
}

.kh-benefit-icon {
  display: grid;
  width: 45px;
  height: 45px;
  margin: 0 auto 18px;
  place-items: center;
  color: var(--kh-primary);
  background: var(--kh-primary-soft);
  border-radius: 9px;
  font-size: 1.35rem;
}

.kh-learning {
  position: relative;
  background:
    radial-gradient(circle at 50% 45%, rgba(118, 85, 255, 0.08), transparent 38%),
    #fff;
}

.kh-learning-math-one {
  right: 5%;
  top: 110px;
  font-size: 5rem;
}

.kh-learning-math-two {
  right: 2%;
  bottom: 30px;
  transform: rotate(-12deg);
}

.kh-section-lead {
  max-width: 680px;
  margin: -24px auto 30px;
  color: var(--kh-muted) !important;
  font-size: 0.78rem;
  line-height: 1.6;
  text-align: center;
}

.kh-learning-board {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.75fr 1.35fr 1.1fr;
  gap: 18px;
  max-width: 1030px;
  margin: 0 auto;
}

.kh-learning-board > article {
  min-width: 0;
  min-height: 300px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 11px;
  box-shadow: 0 12px 28px rgba(34, 26, 81, 0.08);
}

.kh-learning-board h3 {
  margin: 6px 0 16px;
  font-size: 0.85rem;
}

.kh-demo-label {
  display: inline-block;
  color: var(--kh-primary);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.kh-demo-plan-list,
.kh-demo-session-steps,
.kh-knowledge-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.kh-demo-plan-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.kh-demo-plan-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 7px 9px;
  color: var(--kh-muted);
  border-radius: 5px;
  font-size: 0.67rem;
}

.kh-demo-plan-list li.is-highlighted {
  color: var(--kh-primary);
  background: var(--kh-primary-soft);
  font-weight: 700;
}

.kh-demo-session {
  display: flex;
  flex-direction: column;
}

.kh-demo-session-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
  counter-reset: session-step;
}

.kh-demo-session-steps li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  font-size: 0.67rem;
  counter-increment: session-step;
}

.kh-demo-session-steps li i {
  color: var(--kh-primary);
}

.kh-demo-session-steps li strong {
  color: var(--kh-muted);
  font-size: 0.62rem;
}

.kh-demo-session-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 40px;
  margin-top: auto;
  color: #fff;
  background: var(--kh-primary);
  border-radius: 6px;
  cursor: default;
  font-size: 0.75rem;
  font-weight: 700;
  user-select: none;
}

.kh-knowledge-list {
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.kh-knowledge-copy {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 5px;
  color: var(--kh-ink);
  font-size: 0.64rem;
}

.kh-knowledge-copy > span:last-child {
  color: var(--kh-muted);
  font-size: 0.58rem;
  text-align: right;
}

.kh-knowledge-copy strong {
  color: var(--kh-ink);
}

.kh-knowledge-track {
  display: block;
  height: 6px;
  background: #ececf2;
  border-radius: 99px;
  overflow: hidden;
}

.kh-knowledge-track > span {
  display: block;
  height: 100%;
  background: var(--kh-green);
  border-radius: inherit;
}

.kh-knowledge-track > span.warning { background: var(--kh-yellow); }
.kh-knowledge-track > span.attention { background: var(--kh-orange); }
.kh-knowledge-track > span.danger { background: var(--kh-red); }

.kh-proof {
  padding-top: 40px;
  padding-bottom: 45px;
  background: #fbfbff;
}

.kh-proof h2 {
  margin-bottom: 28px;
  font-size: 1.35rem;
}

.kh-proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  max-width: 1000px;
  margin: 0 auto;
}

.kh-proof-grid article {
  display: flex;
  min-width: 0;
  min-height: 145px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 20px 16px;
  background: #fff;
  border: 1px solid var(--kh-line);
  border-radius: 10px;
  text-align: center;
}

.kh-proof-grid article > i {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 3px;
  place-items: center;
  color: var(--kh-primary);
  background: var(--kh-primary-soft);
  border-radius: 9px;
  font-size: 1.25rem;
}

.kh-proof-grid strong {
  font-size: 0.9rem;
}

.kh-proof-grid span {
  color: var(--kh-muted);
  font-size: 0.68rem;
  line-height: 1.45;
}

.kh-final-section {
  padding-top: 20px;
  padding-bottom: 55px;
  background: #fbfbff;
}

.kh-final-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) 230px;
  gap: 28px;
  align-items: center;
  max-width: 1050px;
  min-height: 150px;
  margin: 0 auto;
  padding: 25px 40px;
  background: linear-gradient(135deg, #f0ebff, #f8f5ff);
  border: 1px solid #ded6ff;
  border-radius: 15px;
  overflow: hidden;
}

.kh-final-copy {
  min-width: 0;
}

.kh-final-card h2 {
  margin: 0 0 7px;
  text-align: left;
  font-size: 1.45rem;
}

.kh-final-card p {
  margin: 0;
  color: var(--kh-muted) !important;
  font-size: 0.76rem;
  line-height: 1.6;
}

.kh-trophy {
  position: relative;
  display: grid;
  height: 100px;
  place-items: center;
  color: #fff;
  filter: drop-shadow(0 12px 16px rgba(91, 53, 242, 0.28));
}

.kh-trophy i {
  color: #754cff;
  font-size: 6rem;
}

.kh-trophy span {
  position: absolute;
  top: 34px;
  color: #fff;
  font-size: 1.15rem;
}

.kh-final-action {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.kh-final-action > span {
  color: var(--kh-muted);
  font-size: 0.63rem;
  text-align: center;
}

.kh-footer {
  padding: 45px 0 18px;
  background: #fff;
  border-top: 1px solid var(--kh-line);
}

.kh-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 0.72fr) 1.35fr;
  gap: 35px;
}

.kh-footer-brand img {
  width: 105px;
  height: auto;
  margin-bottom: 15px;
}

.kh-footer-brand p,
.kh-footer nav a,
.kh-contact-card p {
  color: var(--kh-muted) !important;
  font-size: 0.68rem;
  line-height: 1.6;
}

.kh-footer nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kh-footer h2 {
  margin: 0 0 10px;
  text-align: left;
  font-size: 0.72rem;
}

.kh-footer nav a,
.kh-contact-card a {
  color: var(--kh-muted);
  text-decoration: none;
}

.kh-footer nav a:hover,
.kh-contact-card a:hover {
  color: var(--kh-primary);
}

.kh-footer a:focus-visible {
  outline: 3px solid rgba(91, 53, 242, 0.3);
  outline-offset: 3px;
  border-radius: 4px;
}

.kh-contact-card {
  padding: 18px;
  background: #fafaff;
  border: 1px solid var(--kh-line);
  border-radius: 10px;
}

.kh-contact-card p {
  margin-bottom: 12px;
  overflow-wrap: anywhere;
}

.kh-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  padding: 9px 12px;
  color: var(--kh-primary) !important;
  background: var(--kh-primary-soft);
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 700;
}

.kh-contact-link:hover {
  color: var(--kh-primary-dark) !important;
}

.kh-contact-link:focus-visible {
  outline: 3px solid rgba(91, 53, 242, 0.3);
  outline-offset: 3px;
}

.kh-copyright {
  margin: 36px 0 0;
  padding-top: 15px;
  color: #a2a5b4 !important;
  border-top: 1px solid var(--kh-line);
  font-size: 0.62rem;
  text-align: center;
}

@media (max-width: 991.98px) {
  .korki-public-header .navbar-brand img { width: 100px; }
  .kh-start-card {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 0;
    max-width: 650px;
  }
  .kh-plan-form {
    order: 1;
    border-right: 0;
    border-bottom: 1px solid var(--kh-line);
    border-radius: var(--kh-card-radius) var(--kh-card-radius) 0 0;
  }
  .kh-product-preview {
    order: 2;
    border-radius: 0 0 var(--kh-card-radius) var(--kh-card-radius);
  }
  .kh-ai-note { right: 28px; bottom: -45px; }
  .kh-benefit-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .kh-benefit-grid article { grid-column: span 2; }
  .kh-benefit-grid article:nth-child(4) { grid-column: 2 / span 2; }
  .kh-benefit-grid article:nth-child(5) { grid-column: 4 / span 2; }
  .kh-learning-board { grid-template-columns: 0.8fr 1.4fr; }
  .kh-demo-knowledge { grid-column: 1 / -1; min-height: 230px; }
  .kh-proof-grid { grid-template-columns: repeat(2, 1fr); }
  .kh-final-card { grid-template-columns: 120px 1fr; }
  .kh-final-action { grid-column: 2; align-items: stretch; }
  .kh-footer-grid { grid-template-columns: 1.4fr repeat(2, 1fr); }
  .kh-contact-card { grid-column: 2 / 4; }
}

@media (max-width: 767.98px) {
  .kh-hero { padding-top: 36px; }
  .kh-math { display: none; }
  .kh-hero h1 { font-size: 2.35rem; }
  .kh-start-card { --kh-card-radius: 13px; }
  .kh-plan-form, .kh-product-preview { padding: 24px 20px; }
  .kh-product-preview { grid-template-columns: 1fr; padding-bottom: 72px; }
  .kh-today-card { grid-column: 1; grid-row: auto; min-height: 150px; }
  .kh-days { grid-column: 1; }
  .kh-ai-note { left: 20px; right: 20px; bottom: -35px; }
  .kh-steps {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }
  .kh-steps::before { display: none; }
  .kh-step {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
    padding: 0;
    text-align: left;
  }
  .kh-step-head { margin: 0; }
  .kh-step-head > span { left: -2px; }
  .kh-step-copy {
    max-width: none;
    margin: 0;
    padding-top: 3px;
  }
  .kh-step p { margin-left: 0; }
  .kh-benefit-grid { grid-template-columns: minmax(0, 1fr); }
  .kh-benefit-grid article,
  .kh-benefit-grid article:nth-child(4),
  .kh-benefit-grid article:nth-child(5) { grid-column: auto; }
  .kh-learning-board { grid-template-columns: 1fr; }
  .kh-demo-knowledge { grid-column: auto; }
  .kh-proof-grid { gap: 28px 12px; }
  .kh-final-card { grid-template-columns: minmax(0, 1fr); padding: 28px; text-align: center; }
  .kh-final-card h2 { text-align: center; }
  .kh-final-action { grid-column: auto; align-items: stretch; }
  .kh-trophy { height: 80px; }
  .kh-trophy i { font-size: 5rem; }
  .kh-trophy span { top: 26px; }
  .kh-footer-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .kh-footer-brand, .kh-contact-card { grid-column: auto; }
  .kh-footer nav a { display: flex; align-items: center; min-height: 44px; }
  .kh-contact-card { width: 100%; }
}

@media (max-width: 479.98px) {
  .kh-eyebrow { font-size: 0.61rem; }
  .kh-hero h1 { font-size: 2rem; }
  .kh-segment-exam { grid-template-columns: 1fr; }
  .kh-segment-score { grid-template-columns: repeat(2, 1fr); }
  .kh-trust-row { gap: 0.8rem; }
  .kh-proof-grid { grid-template-columns: 1fr; }
  .kh-final-card { padding-inline: 20px; }
  .kh-trophy { height: 68px; }
  .kh-trophy i { font-size: 4.25rem; }
  .kh-trophy span { top: 22px; }
  .kh-footer-grid { grid-template-columns: minmax(0, 1fr); }
  .kh-footer-brand, .kh-contact-card { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .korki-home *, .korki-public-header * {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

/* Hero reflow safeguards: keep the AI note visible without crossing section boundaries. */
.kh-hero {
  padding-bottom: 60px;
}

.kh-ai-note p {
  min-width: 0;
  overflow-wrap: anywhere;
}

@media (max-width: 767.98px) {
  .kh-product-preview {
    padding-bottom: 24px;
  }

  .kh-ai-note {
    position: static;
    grid-column: 1;
    width: 100%;
  }
}

@media (max-width: 359.98px) {
  .kh-preview-stats {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .kh-days strong {
    display: block;
    float: none;
    margin-top: 4px;
  }

  .kh-ai-note {
    align-items: flex-start;
    flex-direction: column;
  }

  .kh-ai-note p {
    align-self: stretch;
    width: auto;
  }

  .kh-ai-note br {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .kh-primary-button:hover {
    transform: none;
  }
}

/* Accessibility and narrow reflow safeguards (REQ-PH-15, REQ-PH-16). */
.korki-home,
.korki-home *,
.korki-public-header,
.korki-public-header * {
  box-sizing: border-box;
}

.kh-skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1100;
  min-height: 44px;
  padding: 11px 16px;
  color: #fff;
  background: #10152f;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(calc(-100% - 16px));
}

.kh-skip-link:focus-visible {
  color: #fff;
  outline: 3px solid #5b35f2;
  outline-offset: 2px;
  transform: translateY(0);
}

#main-content:focus-visible,
#jak-to-dziala:focus-visible {
  outline: 3px solid #5b35f2;
  outline-offset: -3px;
}

.korki-public-header .navbar-brand,
.korki-public-header .nav-link,
.korki-public-header .navbar-toggler,
.korki-public-header [data-public-mobile-close] {
  min-height: 44px;
}

.korki-public-header .navbar-brand,
.korki-public-header .nav-link {
  display: flex;
  align-items: center;
}

.korki-public-header .nav-link {
  padding-inline: 0.75rem;
  overflow-wrap: anywhere;
}

.korki-public-header .navbar-toggler,
.korki-public-header [data-public-mobile-close] {
  min-width: 44px;
}

.korki-public-header [data-public-mobile-menu] {
  --bs-offcanvas-width: min(100vw, 400px);
  max-width: 100vw;
  overflow-wrap: anywhere;
}

.korki-public-header .navbar-brand:focus-visible,
.korki-public-header .nav-link:focus-visible,
.korki-public-header .navbar-toggler:focus-visible,
.korki-public-header [data-public-mobile-close]:focus-visible,
.korki-public-header .kh-header-login:focus-visible,
.kh-segment input:focus-visible + label,
.kh-retry-button:focus-visible,
.kh-footer a:focus-visible {
  outline: 3px solid #5b35f2;
  outline-offset: 2px;
  box-shadow: none;
}

.korki-public-header .kh-header-start:focus-visible,
.korki-public-header .kh-header-app:focus-visible,
.kh-primary-button:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
  box-shadow: 0 0 0 5px #10152f;
}

.korki-home img,
.korki-home svg {
  max-width: 100%;
}

.kh-hero,
.kh-learning {
  overflow: clip;
}

.kh-start-card > *,
.kh-learning-board > *,
.kh-benefit-grid > *,
.kh-proof-grid > *,
.kh-final-card > *,
.kh-footer-grid > * {
  min-width: 0;
  max-width: 100%;
}

.kh-eyebrow,
.kh-preview-stats,
.kh-readiness,
.kh-days,
.kh-today-card,
.kh-ai-note p,
.kh-step-copy,
.kh-benefit-grid article,
.kh-learning-board article,
.kh-proof-grid article,
.kh-final-card,
.kh-footer-grid,
.kh-contact-card {
  overflow-wrap: anywhere;
}

.kh-trust-row,
.kh-final-action > span {
  flex-wrap: wrap;
}

.kh-footer nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  width: fit-content;
  max-width: 100%;
}

.kh-contact-card p a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.kh-social-links {
  flex-direction: row !important;
  flex-wrap: wrap;
}

.kh-social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  min-width: 44px;
  min-height: 44px;
}

.kh-copyright {
  color: var(--kh-muted) !important;
}

@media (max-width: 359.98px) {
  .kh-hero h1 {
    font-size: clamp(1.7rem, 9vw, 2rem);
  }

  .kh-plan-form,
  .kh-product-preview,
  .kh-learning-board > article,
  .kh-final-card,
  .kh-contact-card {
    padding-inline: 16px;
  }

  .kh-eyebrow {
    max-width: 100%;
    justify-content: center;
    white-space: normal;
  }

  .kh-trust-row {
    row-gap: 4px;
  }

  .kh-demo-session-steps li {
    grid-template-columns: 22px minmax(0, 1fr);
  }

  .kh-demo-session-steps li strong {
    grid-column: 2;
  }

  .kh-knowledge-copy {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .kh-knowledge-copy > span:last-child {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .korki-home,
  .korki-home *,
  .korki-home *::before,
  .korki-home *::after,
  .korki-public-header,
  .korki-public-header *,
  .korki-public-header *::before,
  .korki-public-header *::after {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }

  .kh-skip-link,
  .kh-primary-button:hover {
    transition: none !important;
  }

  .kh-primary-button:hover {
    transform: none;
  }
}