:root {
  --blue: #0754b7;
  --navy: #17233c;
  --pale-blue: #edf7fb;
  --orange: #ff6900;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--navy);
  background: #f3f5f7;
  font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
}

.lp {
  width: min(100%, 1000px);
  margin-inline: auto;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 0 28px rgb(20 45 80 / 8%);
}

.section-link,
.lp picture,
.lp img { display: block; }

.section-link { text-decoration: none; }

.image-with-buttons {
  position: relative;
}

.image-button {
  position: absolute;
  z-index: 2;
  display: block;
  transition: filter .2s ease, transform .2s ease;
}

.image-button:hover {
  filter: brightness(1.05);
  transform: translateY(-2px);
}

.image-button--schedule {
  top: 38.73%;
  left: 65.9%;
  width: 32.9%;
}

.image-button--date {
  top: 73.97%;
  width: 20.2%;
}

.image-button--date-1 { left: 12.3%; }
.image-button--date-2 { left: 39.8%; }
.image-button--date-3 { left: 67.7%; }

.image-button--closing {
  top: 38.73%;
  left: 50.8%;
  width: 30.4%;
}

.lp img {
  width: 100%;
  height: auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.faq {
  padding: 62px 46px 72px;
  background: #fff;
}

.faq__inner { max-width: 704px; margin-inline: auto; }
.faq h2 { margin: 0 0 28px; color: #242c3e; font-size: 32px; letter-spacing: .04em; text-align: center; }
.faq__list { display: grid; gap: 18px; }

.faq__item {
  overflow: hidden;
  background: #fff;
  border: 2px solid #e3e3e3;
  border-radius: 8px;
}

.faq__item summary {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 68px;
  padding: 12px 58px 12px 16px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  cursor: pointer;
  list-style: none;
}

.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary > span:first-child,
.faq__answer > span {
  flex: 0 0 auto;
  color: #0754b7;
  font-family: Arial, sans-serif;
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
}

.faq__question { color: #242c3e; }

.faq__item summary::after {
  content: "";
  position: absolute;
  right: 26px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 4px solid #aaa;
  border-bottom: 4px solid #aaa;
  transform: translateY(-70%) rotate(45deg);
  transition: transform .2s ease;
}

.faq__item[open] summary::after { transform: translateY(-25%) rotate(225deg); }

.faq__answer {
  display: flex;
  gap: 18px;
  padding: 4px 58px 40px 16px;
}

.faq__answer > span { color: #ff6689; }
.faq__answer p {
  margin: 0;
  color: #98704f;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
}

@media (max-width: 767px) {
  body { background: #fff; }
  .lp { box-shadow: none; }
  .faq { padding: 42px 20px 56px; }
  .faq h2 { margin-bottom: 24px; font-size: 27px; }
  .faq__list { gap: 12px; }
  .faq__item summary { min-height: 62px; padding: 12px 46px 12px 14px; gap: 12px; font-size: 15px; }
  .faq__item summary > span:first-child,
  .faq__answer > span { font-size: 34px; }
  .faq__item summary::after { right: 18px; width: 8px; height: 8px; border-width: 0 3px 3px 0; }
  .faq__answer { gap: 12px; padding: 2px 18px 24px 14px; }
  .faq__answer p { font-size: 14px; line-height: 1.55; }
  .faq__question-break { display: none; }
  .image-button--schedule {
    top: 60.92%;
    left: 2.49%;
    width: 95.02%;
  }

  .image-button--date {
    left: 16.04%;
    width: 66.67%;
  }

  .image-button--date-1 { top: 45.51%; }
  .image-button--date-2 { top: 67.31%; }
  .image-button--date-3 { top: 88.98%; }

  .image-button--closing {
    top: 56.27%;
    left: 4.48%;
    width: 90.8%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .image-button { transition: none; }
}



    .schedule {
      min-height: 142px;
      background: #1153b6;
    }

    .schedule__features {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 34px;
      height: 41px;
      padding: 0 16px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.28);
      background: #0866c9;
      font-size: 15px;
      font-weight: 700;
      white-space: nowrap;
        color: #fff;
    }

    .schedule__feature {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .schedule__check {
      display: inline-grid;
      place-items: center;
      width: 13px;
      height: 13px;
      border-radius: 50%;
      background: #fff;
      color: #0866c9;
      font-size: 9px;
      font-weight: 900;
      line-height: 1;
    }

    .schedule__body {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 18px;
      padding: 14px 12px 16px;
    }

    .schedule__title {
      margin: 0;
      font-size: 24px;
      font-weight: 800;
      letter-spacing: 0.05em;
      white-space: nowrap;
        color: #fff;
        border-bottom: none;
    }

    .schedule__dates {
      display: flex;
      gap: 10px;
    }

    .schedule__date {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      width: 147px;
      height: 69px;
      border-radius: 8px;
      background: #fff;
      color: #151c2c;
      font-weight: 600;
    }

    .schedule__button {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 14px;
      width: 329px;
      height: 71px;
      margin-left: 45px;
      border: 3px solid #ff9c18;
      border-radius: 8px;
      background: linear-gradient(#ffad24, #ff671d);
      color: #fff;
      text-decoration: none;
      box-shadow: 0 2px 5px rgba(0, 45, 114, 0.25);
      transition: filter 0.2s ease, transform 0.2s ease;
    }

    .schedule__button:hover {
      filter: brightness(1.08);
      transform: translateY(-1px);
    }

    .schedule__button-badge {
      display: grid;
      place-items: center;
      flex: 0 0 57px;
      width: 57px;
      height: 57px;
      border-radius: 50%;
      background: linear-gradient(#fff47a, #fff000);
      color: #10182b;
      font-size: 11px;
      font-weight: 900;
      line-height: 1.1;
      text-align: center;
    }

    .schedule__button-label {
      font-size: 19px;
      font-weight: 800;
      white-space: nowrap;
        color: #fff;
    }

    .schedule__button-arrow {
      width: 10px;
      height: 10px;
      border-top: 2px solid #fff;
      border-right: 2px solid #fff;
      transform: rotate(45deg);
    }

    .schedule__day {
      color: #064aa5;
      font-size: 29px;
      line-height: 1.05;
      letter-spacing: 0.02em;
        font-family: Arial, Helvetica, sans-serif;
        
    }

    .schedule__weekday {
      margin-left: 4px;
      color: #151c2c;
      font-size: 16px;
    }

    .schedule__time {
      margin-top: 2px;
      font-size: 14px;
      line-height: 1;
        font-family: Arial, Helvetica, sans-serif;
    }

    @media (max-width: 600px) {
      .schedule {
        min-height: 261px;
      }

      .schedule__features {
        justify-content: space-between;
        gap: 8px;
        height: 40px;
        padding: 0 14px;
        font-size: 12px;
      }

      .schedule__feature {
        gap: 2px;
      }

      .schedule__check {
        width: 10px;
        height: 10px;
        font-size: 7px;
      }

      .schedule__body {
        display: block;
        padding: 13px 10px 24px;
      }

      .schedule__title {
        margin-bottom: 9px;
        text-align: center;
        font-size: 19px;
      }

      .schedule__dates {
        gap: 8px;
      }

      .schedule__date {
        width: calc((100% - 16px) / 3);
        height: 58px;
        border-radius: 8px;
      }

      .schedule__day {
        font-size: 23px;
      }

      .schedule__weekday {
        margin-left: 2px;
        font-size: 13px;
      }

      .schedule__time {
        margin-top: 1px;
        font-size: 12px;
      }

      .schedule__button {
        gap: 18px;
        width: 100%;
        height: 82px;
        margin: 14px 0 0;
        border-width: 2px;
        border-radius: 8px;
      }

      .schedule__button-badge {
        flex-basis: 66px;
        width: 66px;
        height: 66px;
        font-size: 13px;
      }

      .schedule__button-label {
        font-size: clamp(20px, 5.8vw, 27px);
      }

      .schedule__button-arrow {
        width: 13px;
        height: 13px;
        border-width: 3px 3px 0 0;
      }
    }

    @media (max-width: 360px) {
      .schedule__features {
        padding-inline: 8px;
        font-size: 10px;
      }

      .schedule__dates {
        gap: 5px;
      }

      .schedule__date {
        width: calc((100% - 10px) / 3);
      }

      .schedule__button {
        gap: 9px;
      }

      .schedule__button-badge {
        flex-basis: 58px;
        width: 58px;
        height: 58px;
        font-size: 11px;
      }
    }


    .seminar-cta {
      position: relative;
      min-height: 370px;
      overflow: visible;
      padding: 31px 30px 38px;
      border-radius: 19px;
      background:
        url("/img/pages/seminar_engineer/seminar-background2.png") top / 100% no-repeat,
        linear-gradient(180deg, #0158C3, #0880BF);
        background-blend-mode: soft-light; 
    }

    .seminar-cta::before {
      content: "";
      position: absolute;
      inset: 0;
      opacity: .75;
      border-radius: inherit;
      pointer-events: none;
    }

    .seminar-cta__person {
      position: absolute;
      z-index: 1;
      top: -21px;
      right: 20px;
      width: 220px;
      pointer-events: none;
    }

    .seminar-cta__person img {
      display: block;
      width: 100%;
      height: auto;
    }

    .seminar-cta__header,
    .seminar-cta__dates {
      position: relative;
      z-index: 2;
    }

    .seminar-cta__header {
      max-width: 690px;
      margin: 0 auto 30px;
      text-align: center;
    }

    .seminar-cta__title {
      margin: 0 0 2px;
      font-size: 36px;
      font-weight: 700;
      line-height: 1.35;
      letter-spacing: .04em;
    color: #fff;
        text-shadow: 0 0 5px rgba(36, 64, 159, 0.65);
        border-bottom: none;
        padding: 0 0 10px 0;
    }

    .seminar-cta__lead {
      margin: 0;
      font-size: 15px;
      font-weight: 700;
        color: #fff;
        text-shadow: 0 0 5px rgba(36, 64, 159, 0.65);
    }

    .seminar-cta__lead strong {
      color: #fff000;
        font-weight: 700;
    }

    .seminar-cta__features {
      display: flex;
      justify-content: center;
      gap: 9px;
      margin-top: 15px;
    }

    .seminar-cta__feature {
      padding: 6px 13px;
      border-radius: 999px;
      background: #0055b7;
      font-size: 15px;
      font-weight: 700;
      line-height: 1;
        color: #fff;
    }

    .seminar-cta__dates {
      display: grid;
      grid-template-columns: repeat(3, 256px);
      justify-content: center;
      gap: 20px;
    }

    .seminar-cta__card {
      padding: 15px 26px 16px;
      border-radius: 8px;
      background: #fff;
      color: #111827;
      text-align: center;
    }

    .seminar-cta__date {
      color: #0050ad;
      font-size: 39px;
      font-weight: 600;
      line-height: 1.05;
        font-family: Arial, Helvetica, sans-serif;
    }

    .seminar-cta__weekday {
      margin-left: 4px;
      color: #111827;
      font-size: 22px;
    }

    .seminar-cta__time {
      margin: 2px 0 8px;
      font-size: 20px;
      font-weight: 600;
      line-height: 1;
        font-family: Arial, Helvetica, sans-serif;
    }

    .seminar-cta__button {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      height: 43px;
      border: 2px solid #ff941d;
      border-radius: 5px;
      background: linear-gradient(#ffad24, #ff661b);
      color: #fff !important;
      font-size: 16px;
      font-weight: 800;
      text-decoration: none;
      box-shadow: 0 2px 4px rgba(0, 48, 107, .18);
      transition: filter .2s ease, transform .2s ease;
    }

    .seminar-cta__button::after {
      content: "";
      width: 8px;
      height: 8px;
      margin-left: 13px;
      border-top: 2px solid #fff;
      border-right: 2px solid #fff;
      transform: rotate(45deg);
    }

    .seminar-cta__button:hover {
      filter: brightness(1.07);
      transform: translateY(-1px);
    }

    .sp-only {
      display: none;
    }

    @media (max-width: 760px) {
      body { padding-top: 31px; }

      .seminar-cta {
        min-height: 0;
        padding: 31px 30px 34px;
        border-radius: 20px;
      }

      .seminar-cta__person {
        top: -23px;
        right: -20px;
        width: 270px;
      }

      .seminar-cta__header {
        max-width: none;
        margin-bottom: 20px;
        text-align: left;
      }

      .seminar-cta__title {
        position: relative;
        z-index: 2;
        width: 330px;
        max-width: 100%;
        margin-bottom: 22px;
        font-size: 30px;
        line-height: 1.25;
        letter-spacing: .02em;
      }

      .seminar-cta__lead {
        width: 315px;
        max-width: 100%;
        font-size: 18px;
        line-height: 1.45;
      }

      .sp-only {
        display: inline;
      }

      .seminar-cta__features {
        display: grid;
        grid-template-columns: max-content max-content;
        justify-content: center;
        gap: 11px 12px;
        margin-top: 24px;
      }

      .seminar-cta__feature {
        padding: 11px 16px;
        font-size: 19px;
          text-align: center;
      }

      .seminar-cta__dates {
        display: grid;
        grid-template-columns: 1fr;
        gap: 30px;
      }

      .seminar-cta__card {
        padding: 25px 34px 17px;
        border-radius: 10px;
      }

      .seminar-cta__date {
        font-size: clamp(45px, 13vw, 72px);
      }

      .seminar-cta__weekday {
        font-size: clamp(28px, 7vw, 42px);
      }

      .seminar-cta__time {
        margin: 3px 0 15px;
        font-size: clamp(27px, 7vw, 40px);
      }

      .seminar-cta__button {
        height: 60px;
        font-size: clamp(20px, 5.5vw, 31px);
      }

      .seminar-cta__button::after {
        width: 12px;
        height: 12px;
      }
        
        .seminar-cta {
    position: relative;
    min-height: 370px;
    overflow: visible;
    padding: 31px 30px 38px;
    border-radius: 19px;
    background: url(/img/pages/seminar_engineer/seminar-background2.png) top left -90px / 250% no-repeat, linear-gradient(180deg, #0F6BDE, #2CB4DC);
    background-blend-mode: soft-light;
}
    }

    @media (max-width: 430px) {
      .seminar-cta {
        padding-inline: 30px;
      }

      .seminar-cta__person {
        top: -23px;
        right: -30px;
        width: 180px;
      }

      .seminar-cta__title {
        width: 330px;
        font-size: 30px;
      }

      .seminar-cta__lead {
        width: 315px;
        font-size: 18px;
      }

      .seminar-cta__card {
        padding-inline: 24px;
      }
    }