.seminar-hero,
.seminar-program,
.seminar-download {
  --seminar-green: #82a211;
  --seminar-green-dark: #385d38;
  --seminar-ink: #242424;
  --seminar-muted: #686868;
  --seminar-line: #dedede;
}

.seminar-eyebrow,
.format-intro__label,
.seminar-info-card__label,
.location-card__month {
  display: inline-block;
  color: var(--seminar-green-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.seminar-hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  align-items: center;
  gap: clamp(48px, 7vw, 120px);
  padding-top: clamp(64px, 8vw, 120px);
  padding-bottom: clamp(64px, 8vw, 120px);
  background:
    linear-gradient(90deg, rgba(130, 162, 17, 0.08), transparent 42%), #fff;
}

.seminar-hero__content {
  max-width: 760px;
}

.seminar-hero h1 {
  max-width: 13ch;
  margin: 18px 0 24px;
  color: var(--seminar-ink);
  font-size: clamp(2.8rem, 5vw, 5.4rem);
  line-height: 1.04;
  text-wrap: balance;
}

.seminar-hero__content > p {
  max-width: 62ch;
  color: var(--seminar-muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.seminar-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.seminar-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 2px solid var(--seminar-green);
  border-radius: 8px 8px 8px 0;
  font-weight: 700;
  transition:
    color 0.2s ease,
    background-color 0.2s ease,
    transform 0.2s ease;
}

.seminar-button:hover {
  transform: translateY(-2px);
}

.seminar-button--primary {
  background: var(--seminar-green);
  color: #fff;
}

.seminar-button--primary:hover {
  background: #6f8b0d;
  color: #fff;
}

.seminar-button--secondary {
  background: #fff;
  color: var(--seminar-green-dark);
}

.seminar-button--secondary:hover {
  background: #f3f6e8;
}

.seminar-hero__visual {
  position: relative;
  min-height: 500px;
}

.seminar-hero__visual::before {
  position: absolute;
  top: -26px;
  right: -26px;
  width: 48%;
  height: 48%;
  border-radius: 0 24px 0 0;
  background: var(--seminar-green);
  content: "";
}

.seminar-hero__visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 16px 16px 16px 0;
  object-fit: cover;
  box-shadow: 0 24px 60px rgba(32, 46, 23, 0.18);
}

.seminar-hero__fact {
  position: absolute;
  right: -24px;
  bottom: -24px;
  width: min(320px, 80%);
  padding: 24px;
  border-left: 5px solid var(--seminar-green);
  background: #fff;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.14);
}

.seminar-hero__fact strong,
.seminar-hero__fact span {
  display: block;
}

.seminar-hero__fact strong {
  margin-bottom: 6px;
  color: var(--seminar-green-dark);
  font-size: 1.15rem;
}

.seminar-hero__fact span {
  color: var(--seminar-muted);
  line-height: 1.5;
}

.seminar-program {
  padding-top: clamp(70px, 8vw, 120px);
  padding-bottom: clamp(70px, 8vw, 120px);
  background: #f5f5f5;
}

.seminar-heading {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.seminar-heading h2 {
  margin: 14px 0;
  color: var(--seminar-ink);
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  line-height: 1.15;
}

.seminar-heading p {
  color: var(--seminar-muted);
  line-height: 1.7;
}

.seminar-tabs {
  max-width: 880px;
  margin: 0 auto 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid #cfcfcf;
}

.seminar-tab {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 12px;
  border: 0;
  background: transparent;
  color: #777;
  font: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
}

.seminar-tab::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: var(--seminar-green);
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.seminar-tab span {
  color: #aaa;
  font-size: 0.76rem;
}

.seminar-tab:hover,
.seminar-tab.is-active {
  color: var(--seminar-green-dark);
}

.seminar-tab.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.seminar-tab:focus-visible {
  outline: 3px solid rgba(130, 162, 17, 0.35);
  outline-offset: 4px;
}

.seminar-panel[hidden] {
  display: none;
}

.seminar-panel.is-active {
  animation: seminar-panel-in 0.28s ease both;
}

@keyframes seminar-panel-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.format-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 7vw, 100px);
  align-items: end;
  margin-bottom: 42px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--seminar-line);
}

.format-intro h3 {
  max-width: 19ch;
  margin-top: 10px;
  color: var(--seminar-ink);
  font-size: clamp(1.7rem, 2.8vw, 2.7rem);
  line-height: 1.2;
  text-wrap: balance;
}

.format-intro > p {
  max-width: 62ch;
  color: var(--seminar-muted);
  line-height: 1.75;
}

.seminar-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 390px);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.seminar-list {
  display: grid;
  gap: 20px;
}

.seminar-card {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  padding: clamp(24px, 3vw, 38px);
  border: 1px solid #e2e2e2;
  border-radius: 12px 12px 12px 0;
  background: #fff;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.seminar-card:hover {
  border-color: rgba(130, 162, 17, 0.65);
  box-shadow: 0 16px 35px rgba(0, 0, 0, 0.07);
  transform: translateY(-3px);
}

.seminar-card__number {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #eef3dc;
  color: var(--seminar-green-dark);
  font-weight: 700;
}

.seminar-card__day {
  color: var(--seminar-green);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.seminar-card h3 {
  margin: 8px 0 12px;
  color: var(--seminar-ink);
  font-size: 1.35rem;
  line-height: 1.3;
}

.seminar-card p,
.seminar-card li {
  color: var(--seminar-muted);
  line-height: 1.65;
}

.seminar-card ul {
  margin-top: 18px;
  display: grid;
  gap: 7px;
  list-style: none;
}

.seminar-card li {
  position: relative;
  padding-left: 20px;
}

.seminar-card li::before {
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--seminar-green);
  content: "";
}

.seminar-sidebar {
  position: sticky;
  top: 136px;
  display: grid;
  gap: 18px;
}

.seminar-info-card,
.seminar-price-card {
  padding: 28px;
  border-radius: 12px 12px 12px 0;
  background: #fff;
}

.seminar-info-card h3 {
  margin: 8px 0 22px;
  font-size: 1.25rem;
}

.date-list,
.included-list {
  display: grid;
  gap: 0;
  list-style: none;
}

.date-list li,
.included-list li {
  padding: 10px 0;
  border-bottom: 1px solid #ececec;
  color: #555;
}

.date-list li:last-child,
.included-list li:last-child {
  border-bottom: 0;
}

.seminar-price-card {
  background: var(--seminar-green-dark);
}

.seminar-price-card .seminar-info-card__label,
.seminar-price-card p,
.seminar-price-card li,
.seminar-price-card span {
  color: rgba(255, 255, 255, 0.78);
}

.seminar-price-card .seminar-price {
  margin: 12px 0 18px;
}

.seminar-price strong,
.presence-summary strong {
  display: block;
  color: #fff;
  font-size: 2.25rem;
}

.seminar-price span {
  display: block;
  margin-top: 3px;
}

.seminar-price-card p {
  line-height: 1.55;
}

.seminar-price-card .included-list {
  margin: 18px 0 24px;
}

.seminar-price-card .included-list li {
  border-color: rgba(255, 255, 255, 0.14);
}

.seminar-price-card .seminar-button {
  width: 100%;
}

.inhouse-grid,
.location-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.inhouse-feature {
  min-height: 250px;
  padding: 32px;
  border-radius: 12px 12px 12px 0;
  background: #fff;
}

.inhouse-feature > span {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: #eef3dc;
  color: var(--seminar-green-dark);
  font-weight: 700;
}

.inhouse-feature h3 {
  margin: 24px 0 12px;
  color: var(--seminar-ink);
  font-size: 1.25rem;
}

.inhouse-feature p {
  color: var(--seminar-muted);
  line-height: 1.7;
}

.inhouse-options {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 0.8fr 1.25fr 0.95fr;
  gap: 36px;
  align-items: center;
  padding: clamp(28px, 4vw, 48px);
  border-radius: 12px 12px 12px 0;
  background: var(--seminar-green-dark);
}

.inhouse-options h3,
.inhouse-options p,
.inhouse-options li {
  color: #fff;
}

.inhouse-options h3 {
  margin-top: 8px;
  font-size: 1.55rem;
}

.inhouse-options ul {
  columns: 2;
  column-gap: 30px;
  list-style: none;
}

.inhouse-options li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 17px;
  break-inside: avoid;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.5;
}

.inhouse-options li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--seminar-green);
  content: "";
}

.inhouse-cta p {
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.6;
}

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

.location-card {
  padding: 28px;
  border-top: 4px solid var(--seminar-green);
  border-radius: 4px 4px 12px 0;
  background: #fff;
}

.location-card h3 {
  margin: 7px 0 24px;
  color: var(--seminar-ink);
  font-size: 1.7rem;
}

.location-card ol {
  display: grid;
  gap: 0;
  list-style: none;
}

.location-card li {
  display: grid;
  gap: 3px;
  padding: 12px 0;
  border-bottom: 1px solid #ececec;
}

.location-card li:last-child {
  border-bottom: 0;
}

.location-card time {
  color: var(--seminar-green-dark);
  font-weight: 700;
}

.location-card li span {
  color: var(--seminar-muted);
  font-size: 0.9rem;
}

.presence-summary {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 0.9fr 1.25fr auto;
  gap: 40px;
  align-items: center;
  padding: clamp(28px, 4vw, 46px);
  border-radius: 12px 12px 12px 0;
  background: var(--seminar-green-dark);
}

.presence-summary .seminar-info-card__label {
  color: rgba(255, 255, 255, 0.68);
}

.presence-summary p,
.presence-summary li {
  color: rgba(255, 255, 255, 0.78);
}

.presence-summary .included-list li {
  border-color: rgba(255, 255, 255, 0.14);
}

.seminar-download {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
  background: #fff;
}

.seminar-download h2 {
  margin: 10px 0 12px;
  color: var(--seminar-ink);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.seminar-download p {
  max-width: 65ch;
  color: var(--seminar-muted);
  line-height: 1.7;
}

.seminar-download__links {
  display: grid;
  gap: 10px;
}

.seminar-download__links a {
  padding: 13px 18px;
  border: 1px solid var(--seminar-line);
  border-radius: 8px 8px 8px 0;
  background: #f8f8f8;
  color: var(--seminar-green-dark);
  font-weight: 700;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease;
}

.seminar-download__links a:hover {
  border-color: var(--seminar-green);
  background: #f1f5e4;
}

@media (max-width: 1199px) {
  .seminar-hero {
    grid-template-columns: 1fr 0.9fr;
  }

  .seminar-layout {
    grid-template-columns: 1fr 330px;
  }

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

  .inhouse-options {
    grid-template-columns: 1fr 1.4fr;
  }

  .inhouse-cta {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .inhouse-cta p {
    margin: 0;
  }
}

@media (max-width: 991px) {
  .seminar-hero {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .seminar-hero__content {
    max-width: 800px;
  }

  .seminar-hero__visual {
    min-height: 430px;
  }

  .seminar-layout {
    grid-template-columns: 1fr;
  }

  .seminar-sidebar {
    position: static;
    grid-template-columns: 1fr 1fr;
  }

  .inhouse-grid {
    grid-template-columns: 1fr;
  }

  .inhouse-feature {
    min-height: auto;
  }

  .presence-summary {
    grid-template-columns: 1fr 1fr;
  }

  .presence-summary .seminar-button {
    grid-column: 1 / -1;
  }

  .seminar-download {
    grid-template-columns: 1fr;
  }

  .seminar-hero__visual::before {
    top: -10px;
    right: -10px;
  }
}

@media (max-width: 767px) {
  .seminar-hero__visual {
    min-height: 360px;
  }

  .seminar-hero__visual::before {
    top: -14px;
    right: -14px;
  }

  .seminar-hero__fact {
    right: -8px;
    bottom: -18px;
  }

  .seminar-tabs {
    margin-bottom: 40px;
  }

  .seminar-tab {
    flex-direction: column;
    gap: 5px;
    padding-right: 6px;
    padding-left: 6px;
    font-size: 0.95rem;
  }

  .format-intro {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .seminar-sidebar {
    grid-template-columns: 1fr;
  }

  .inhouse-options,
  .presence-summary {
    grid-template-columns: 1fr;
  }

  .inhouse-options ul {
    columns: 1;
  }

  .inhouse-cta {
    grid-column: auto;
    align-items: flex-start;
    flex-direction: column;
  }

  .presence-summary .seminar-button {
    grid-column: auto;
  }
}

@media (max-width: 575px) {
  .seminar-hero h1 {
    font-size: 2.55rem;
  }

  .seminar-hero__actions,
  .seminar-hero__actions .seminar-button {
    width: 100%;
  }

  .seminar-hero__visual {
    min-height: 300px;
  }

  .seminar-hero__fact {
    width: calc(100% - 20px);
    margin: -62px 0 0 20px;
  }

  .seminar-card {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .location-grid {
    grid-template-columns: 1fr;
  }

  .seminar-download__links a {
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .seminar-panel.is-active {
    animation: none;
  }

  .seminar-button,
  .seminar-card,
  .seminar-tab::after {
    transition: none;
  }
}