html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
  }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.container-narrow {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  background-color: #ffffff;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid #e5e7eb;
  position: relative;
  z-index: 50;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1f2937;
}

.nav {
  display: none;
  gap: 2rem;
}

.nav-link {
  color: #4b5563;
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: #1f2937;
}

.contact-btn {
  display: none;
  padding: 0.5rem 1rem;
  background-color: transparent;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  color: #374151;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.contact-btn:hover {
  background-color: #f9fafb;
}

strong{
  font-weight: bold;
  color: #2e3690;
}

@media (min-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }

  .nav {
    display: flex;
  }

  .contact-btn {
    display: inline-flex;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #eff6ff 0%, #e0e7ff 100%);
  padding: 2rem 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  display: none;
}

.hero-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0;
  position: relative;
  z-index: 10;
}

.hero-banner {
  text-align: center;
  margin-bottom: 0;
}

.banner-image_pc {
  width: 100%;
  max-width: 920px;
  margin: 0 auto;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.banner-image_sp{
  display: none;
}
@media (max-width: 767px){
  .banner-image_pc {
    display: none;
}

.banner-image_sp{
  display: block;
    width: 100%;
  max-width: 920px;
  margin: 0 auto;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}
}

@media (min-width: 768px) {
  .hero {
    padding: 4rem 0;
  }

  .hero-content {
    padding: 0 1.5rem;
  }

  .banner-image {
    border-radius: 0.5rem;
  }
}

@media (min-width: 768px) {
  .hero-bg {
    display: block;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 1.25rem 0;
  }

  .hero-content {
    padding: 0 2rem;
  }
}



/* Main content */
.main-content {
  max-width: 1160px;
  margin: 0 auto;
  line-height:1.6;
}

/* Event Details */
.event-details {
  padding: 4rem 0;
  background-color: #ffffff;
}

.section-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 1.675rem;
  font-weight: 700;
  color: #1f2937;
  /*margin-bottom: 1.5rem;*/
  font-family: "Noto Serif JP", serif;
	margin-bottom: 1.5em;
}
.section-title br{
  display:none;
}
@media (max-width: 767px) {
    .section-title {
      font-size: 1.3rem
	}
    .section-title br{
      display:block;
	}
}
@media (max-width: 480px) {
    .section-title {
      font-size: 1.15rem
	}
}
.section-subtitle{
  text-align: left;
  font-size: 1.475rem;
  font-weight: 700;
}

.content {
  font-size: 16px;
  max-width: none;
  color: #374151;
  line-height: 1.75;
}

.content p {
  margin-bottom: 1.5rem;
}

/*.content .closing {
  text-align: center;
  font-weight: 600;
  font-size: 1.125rem;
}*/

/* Event Overview */
.event-overview {
  padding: 4rem 0;
  background-color: #f9fafb;
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 600px;
  margin: 0 auto;
}

.overview-item {
  text-align: center;
  padding: 1.5rem;
  background-color: #ffffff;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.overview-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: #6b7280;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.overview-value {
  font-size: 1.125rem;
  font-weight: 600;
  color: #1f2937;
  line-height: 1.5;
}

@media (min-width: 768px) {
  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: none;
  }
}

@media (min-width: 1024px) {
  .overview-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Speaker Profiles */
.speaker-profiles {
  padding: 0;
  /*background-color: #f9fafb;*/
}

.speakers-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 1.5rem;
}


.speaker-card {
  display: flex;
  flex-direction: row;
  gap: 1.5rem;
  /*padding: 2rem;*/
  background-color: #fff;
  border-radius: 0.75rem;
  box-shadow: 0px 1px 3px 0px rgb(0 0 0 / 17%);
  overflow:hidden;
}

.speaker-image {
    width: 36%;
  text-align: center;
  background:#f8f8f8 !important;
 /* background: linear-gradient(45deg, rgb(255 235 214), rgb(255 227 225));*/
  display: flex;
  aspect-ratio:1;
}

.space-y-4 p{
  margin-bottom: 16px;
  font-size: 14px;
  word-break: break-word;
      letter-spacing: 0.03em;
}

.speaker-photo {
  width: 100%;
  object-fit: cover;
  padding: 0;/*17px;*/
  max-height: 430px;
      object-position: top;
}

.speaker-content {
  text-align: center;
  width: 60%;
}
.speaker-content h4 {
    font-weight: bold;
    margin-bottom: 8px;
     padding: 10px 0 5px;
}
.speaker-name {
  font-size: 1.2em;
  font-weight: 700;
      letter-spacing: 0.01em;
  color: #1f2937;
  margin	: 0 0 0.5rem 0 ;
  font-family: "Noto Serif JP", serif;
  line-height: 1.5em;
}
.speaker-name span{
  font-weight: 700;
}
.speaker-title {
  font-size: 1rem;
  font-weight: 600;
  color: #2e3690 !important;
  margin: 0.5rem 0;
  line-height: 1.5em;
}

.speaker-bio p {
  font-size: 1rem;
  color: #374151;
  line-height: 1.75;
  margin-bottom: 1rem;
  text-align: left;
}

@media (max-width: 767px) {
    .speaker-content h4 {
        text-align: left;
 	        padding: 10px 20px 5px;
    }
    .speaker-content {
    padding: 1.5rem 1.5rem 1.5rem 0;
    }
}
@media (min-width: 768px) {
  .speaker-card {
    flex-direction: row;
    text-align: left;
  }

  .speaker-content {
    text-align: left;
    flex: 1;
            padding: 25px 10px 0 0;
  }

  .speaker-image {
    flex-shrink: 0;
    width: 40%;
  }

}

/* Program Schedule */
.program-schedule {
  padding: 3rem 0;
  background-color: #eff6ff;
}

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.schedule-list-title h3{
    font-size: 1.875rem;
    font-weight: bold;
    margin-bottom: 25px;
}

.program-text1{
    margin-top: 15px;
    font-size: 18px;
    color: #545565;
}

.program-text2{
  font-size: 1.275rem;
  font-weight: 500;
}

.schedule-list-title{
  text-align: center;
}

.schedule-item {
  display: block;
  padding: 1.5rem;
  background-color: #ffffff;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.schedule-time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #2e3690;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.schedule-time::before{
  content: url('/images/ceremony/clock.svg');
  width: 18px;
  padding-top: 2px;
}

.schedule-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.schedule-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 0.25rem;
}

.schedule-speaker {
  font-size: 0.875rem;
  color: #2e3690;
  font-weight: 500;
}

.schedule-description {
  font-size: 0.875rem;
  color: #374151;
  line-height: 1.6;
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .schedule-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 20px;
  }

  .schedule-time {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 0.35rem;
    min-width: fit-content;
    margin-bottom: 0;
  }

  .schedule-content {
    flex: 1;
  }
}

/* Registration Section */
.registration-section {
  padding: 4rem 0;
  background-color: #ffffff;
}

.registration-content {
  max-width: 776px;
  margin: 0 auto;
  text-align: center;
}

.registration-steps {
  margin-bottom: 3rem;
}

.steps-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 2rem;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem 1rem;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: #f9fafb;
  border-radius: 0.5rem;
  text-align: left;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background-color: #2e3690;
  color: #ffffff;
  border-radius: 50%;
  font-weight: 600;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.step-text {
  font-size: 0.875rem;
  color: #374151;
}

.registration-cta {
  text-align: center;
}

.registration-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.3rem 3rem;
  background-color: #e84e38;
  color: #ffffff;
  border: none;
  border-radius: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
  margin-bottom: 1rem;
}
@media (max-width: 767px){
  .registration-btn{
    padding: 1rem 2rem;
  }
  }

.registration-btn:hover {
  background-color: #ff715d;
}

.registration-note {
  font-size: 0.875rem;
  color: #6b7280;
}

@media (min-width: 768px) {
  .steps-list {
    flex-direction: row;
    justify-content: center;
  }

  .step-item {
    flex-direction: column;
    text-align: center;
    flex: 1;
    max-width: 200px;
  }

  .step-text {
    text-align: center;
  }
}

/* Footer */
.footer {
  background-color: #1f2937;
  color: #ffffff;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section {
  text-align: center;
}

.footer-logo h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.footer-tagline {
  font-size: 0.875rem;
  color: #9ca3af;
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #ffffff;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-link {
  color: #d1d5db;
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: #ffffff;
}

.contact-info p {
  font-size: 0.875rem;
  color: #d1d5db;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.footer-contact-btn {
  padding: 0.75rem 1.5rem;
  background-color: #3b82f6;
  color: #ffffff;
  border: none;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.footer-contact-btn:hover {
  background-color: #2563eb;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 1rem;
  text-align: center;
}

.copyright {
  font-size: 0.875rem;
  color: #9ca3af;
}

.speaker-rubi{
    font-size: 13px;
    font-weight: 500;
    line-height: 9px;
    color: #aaa !important;
    letter-spacing: 0.1rem;
}

@media (max-width: 767px){
  .hero{
    padding: 0px;
  }
  .content{
    font-size: 14px;
  }
  .event-details{
    padding: 1rem 0;
  }
   .container-narrow{
    padding: 10px 15px;
   }   
   .speakers-grid{
    grid-template-columns: none;
   }
   .schedule-list{
    gap:1rem ;
   }
   .schedule-list-title{
    padding: 0 20px;
   }
   .speaker-profiles{
    padding: 1rem 0 2rem;
   }
   .schedule-description{
     font-size: 13px;
   }
   .speaker-content p{
    text-align: left;
    padding:5px 20px;
   }
   .speaker-name{
    font-size:1.3rem ;
    text-align: left;
    padding: 0px 20px;
    }
   .speaker-title{
    margin-bottom: 0.5rem;
   }
   .program-schedule{
    padding: 3rem 0 2rem;
   }
   .section-subtitle{
    font-size: 1.2rem;
   }
   .space-y-4 p{
    margin-bottom: 10px;
   }
   .schedule-list-title h3{
    font-size: 1.4rem;
   }
   .program-text1{
    font-size: 1rem;
   }
   .program-text2{
    font-size: 1rem;
   }
   .schedule-item{
    margin-bottom: 15px;
   }
   .registration-section{
        padding: 1rem 0;
   }
   .section-header{
    margin-bottom: 1.5rem;

   }
   .steps-title{
    margin-bottom: 1rem;
   }
   .registration-steps{
    margin-bottom: 1rem;
   }
   .schedule-title{
    font-size: 1.0rem;
   }
  /* .content .closing{
    font-size: 0.9rem;
   }*/
   .schedule-time::before{
    padding-top: 5px;
   }
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
    text-align: left;
  }

  .footer-section {
    text-align: left;
  }

  .footer-links {
    align-items: flex-start;
  }
}





/* Responsive adjustments */
@media (min-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }

  .container-narrow {
    padding: 0 1.5rem;
  }

  .nav {
    display: flex;
  }

  .contact-btn {
    display: inline-flex;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }

  .container-narrow {
    padding: 0 1rem;
  }
}

#ai-section{display :none;}

.wpcf7-section > div .contact_form li dl {
    text-align: left;
}
.wpcf7-section > div{
padding-top: 0 !important;
padding-bottom: 0 !important;
}



#ai-koshu.course .sec07__inner > h3 {
    margin-bottom:2%;
}
 #ai-koshu.course .sec07__inner > h4{
    margin-bottom: 0%;
 }


 #ai-koshu.course.ver-2026 .theme .theme-container p:last-child {
    margin-top: 0 !important;
}
.theme .theme-container > div {
    font-size: 15px;
    padding: 30px 0;
}
@media (max-width: 767px) {
    .theme .theme-container > div {
            font-size: 14px;
           letter-spacing: 0.02em;
    text-align: left;
    }
}

#ai-koshu.course.ver-2026 .zoom02__inner {
    margin: 60px auto;
}
@media (min-width: 480px) {
    #ai-koshu [class*="2026-des2"] br {
        display:block;
    }
}

.speaker-title {
    color: #5f7a8b !important;
}

#ai-seminar .course .sec01 {
    background-image: url(https://www.shipinc.co.jp/images/seminar/seminar2026_ttl_pc.jpg) !important;
}


#web_senryaku .width-980, #ai-koshu .width-980{
  max-width: 1080px;
}

@media (max-width: 767px) {
    .speaker-profiles {
        padding: 0 0 0rem;
    }
	.speaker-name {
    margin: 0;
    padding: 0;
    
    }
    .speaker-content p {
    margin: 0;
    padding: 10px 0 2px;
    letter-spacing: 0.02em;
    }
.speaker-title {
    font-size: 14px;
            margin: 10px 0;
    }
}
@media screen and (max-width: 640px) {
    #web_senryaku.course.ver-2026 [class*="2026-des1"], #ai-koshu.course.ver-2026 [class*="2026-des1"] {
        margin: 20px auto 10px !important;
    }
}

#ai-seminar #web_senryaku.course.ver-2026 h3[class*="2026-title"],#ai-seminar  #ai-koshu.course.ver-2026 h3[class*="2026-title"] {
    background: linear-gradient(90deg, #053877, #82e9f3) !important;
    -webkit-background-clip: text !important;
        -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    color: transparent !important;   
}



@media screen and (max-width: 750px) {
#ai-seminar .course .sec01 {
  background-image: url('https://www.shipinc.co.jp/images/seminar/seminar2026_ttl_sp.jpg') !important;
}
}


#ai-koshu.course.ver-2026 h4[class*="2026-sub-title"] {
    background: #333 !important;
    background-clip: text !important;
        font-size: 20px;
}
#web_senryaku.course.ver-2026 .meeting-image + h3, #ai-koshu.course.ver-2026 .meeting-image + h3 {
    background: #0069b4;
}
#ai-koshu.course.ver-2026 .meeting-image + h3::after {
    border-color: #0069b4 transparent transparent;
}
#web_senryaku.course .sec07__inner > ul li::before, #ai-koshu.course .sec07__inner > ul li::before {
    background: #0069b4;
}
#web_senryaku.course .sec07__inner > ul li::after, #ai-koshu.course .sec07__inner > ul li::after {
    border-top: 7px solid transparent;
    border-bottom: 7px solid transparent;
    border-left: 12px solid #0069b4;
}
#ai-koshu.course .sec07__inner > ul {
    border: solid 4px #0069b4;
}
.next-theme h3, .theme h3 {
    background: linear-gradient(90deg, #053877, #82e9f3) !important;
	border-right: solid #fff 20px;
    border-left: solid #fff 20px;
    box-sizing: content-box;
}
#ai-koshu.course.ver-2026 .theme{
    border: none !important;
    border-top: 2px solid #e0e0e0 !important;
}
#ai-koshu.course.ver-2026 p[class*="2026-des2"] {
    background-color:#f0f6fa;
	}
#ai-koshu .first-des2 {
    color: #0069b4  !important;
}
#ai-koshu.course.ver-2026 p.second-des2 {
    color: #0069b4;
}
#ai-koshu strong {
    color: #c11f1f;
	font-weight:normal;
}

@media screen and (max-width: 750px) {
	#ai-koshu .outline-exm{
	padding: 0 4% !important;
	}
}
@media screen and (max-width: 640px) {
     #ai-koshu.course.ver-2026 .meeting-image + h3 {
        width: 90%;
    }
}

.theme-container_strong{
font-size:20px;
 font-weight: bold;
     letter-spacing: 0.02em;
         font-style: italic;
}
@media screen and (max-width: 640px) {
    .theme-container_strong{
    font-size:15px;
    }
}

#web_senryaku.course.ver-2026 .sec07__inner, #ai-koshu.course.ver-2026 .sec07__inner{
    padding: 80px 60px 0px;
}
@media screen and (max-width: 1024px) {

#web_senryaku.course.ver-2026 .sec07__inner, #ai-koshu.course.ver-2026 .sec07__inner {
            padding: 6% 4% 0 4%;
}

}


@media screen and (max-width: 750px) {
     #ai-koshu.course.ver-2026 h3[class*="2026-title"] {
      font-size: 26px;
    }
     #ai-koshu.course.ver-2026 h4[class*="2026-sub-title"]{
      font-size: 20px;
              margin-top: 15px;
     }
     #ai-koshu.course.ver-2026 .theme{
		  max-width: 90% !important;
     }
    .speaker-photo {
          aspect-ratio: 1;
   	 object-position: top;
    }
    #ai-koshu.course.ver-2026 .theme{
    padding-left: 3% !important;
    padding-right: 3% !important;
    }
    .speaker-name span {
        display: block !important;
        font-size: 12px;
                line-height: 12px;
        margin: 10px 0 3px;
    }
}
@media (max-width: 640px) {

    #ai-seminar #ai-koshu.course.ver-2026 p[class*="2026-des2"].first-des2{
            text-align: center;
    }   
}
@media (max-width: 480px) {
     #ai-koshu.course.ver-2026 h3[class*="2026-title"] {
      font-size: 22px;
      margin-bottom: 10px !important;
    }
    #ai-koshu.course.ver-2026 h4[class*="2026-sub-title"] {
        font-size: 15px;
    }
    #ai-koshu.course.ver-2026 p[class*="2026-des2"] {
        padding-left: 8% !important;
    }
    #ai-seminar #ai-koshu.course.ver-2026 p[class*="2026-des2"]{
    line-height: 1.8 !important;
            text-align: center;
    }

     #ai-koshu.course.ver-2026 .theme .theme-container {
            padding: 0 10px !important;
}
    #ai-koshu.course.ver-2026 .sec07__inner {
        padding: 40px 15px 15px 15px !important;
    }

}

#ai-seminar .interviewr_section{
    background: #f4f8fb;
        padding: 80px 20px 0 ;
}
@media screen and (max-width: 1200px) {
#ai-seminar .interviewr_section{
        padding: 8% 4% 0 ;
}
}
#ai-seminar .interview_post_end .interview_post_end_list:before{
  background: none;
}



#ai-seminar .interview_post_end{
padding-top:0 ;
}

#ai-seminar .interviewr_section h3{
    margin-bottom: 0;
    color: #0069b3;
    font-weight: bold;
    font-size: 26px;
    text-align: center;
    white-space: nowrap;
    }
    
    @media screen and (max-width: 480px) {
    #ai-seminar .interviewr_section h3{
        font-size: 20px !important;
        line-height: 1.4 !important;
    }
    
    }
    
.interview_post_end .interview_post_end_list {

    padding: 140px 0 20px;
}
    
    @media screen and (max-width: 767px) {
    .interview_post_end .interview_post_end_list .interview_post_end_box:last-child{
        margin-bottom: 0 ;
    }
}
@media screen and (max-width: 767px) {
    .interview_post_end .interview_post_end_list {
        padding: 80px 0 60px;
    }
}
 #ai-seminar .course.ver-2026 .theme {
    max-width: 940px !important;
        margin-bottom: 80px !important;
   
    }
@media screen and (max-width: 1024px) {
 #ai-seminar .course.ver-2026 .theme {
    max-width:90% !important;
   
    }
} 
 #ai-seminar   .interview_post_end .interview_post_end_list .interview_post_end_box .interview_post_end_box_inr .interview_post_subtxt{
font-size: 14px;
    font-weight: normal;
    color: #fff;
    display: inline-block;
    background: #e39d33;
    padding: 5px 10px;
    line-height: 1;
    border-radius: 4px;
    margin: 0 auto 10px 0;
 } 
    
 #ai-seminar   .interview_post_end .interview_post_end_list .interview_post_end_box .interview_post_end_box_inr h4 {
    margin: 0 0 1em;
    color: #0069b4 !important;
        font-weight: bold;
}

@media screen and (max-width: 480px) {
    #ai-koshu .about-theme, #ai-koshu .about-content {
            font-size: 16px;
            max-width: 200px;
    }
}



#ai-seminar .ver-2026 [class*="2026-des1"]{
    background: #fff7eb;
    padding: 20px 15px;
    border-radius: 5px;
    font-size: 22px;
    font-weight: bold;
    font-style: italic;
    margin-top: 15px;
    text-align:center !important;
}


 .interview_post_top_about__btn a {
    display: block;
    position: relative;
    max-width: 280px;
    width: 100%;
    padding: 13px 15px;
    background: linear-gradient(to right, #f6c900, #ff9c00 50%, #ff9c00 100%);
    background-size: 200% 100%;
    background-position: right center;
    border: none;
    border-radius: 4px;
    text-align: center;
    font-size: 16px;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s;
}

.about-content_link {
    padding: 20px 15px !important;
    background: #f0f6fa;
        font-size: 13px !important;
}
.about-content_link a {
    color: #1f5c90;
    text-decoration: underline;
    font-weight: bold;
    font-size: 18px;
}


@media screen and (max-width: 640px) {
#ai-seminar #ai-koshu.course.ver-2026 [class*="2026-des1"]{
width: 100% !important;padding: 16px !important;font-size: 16px !important;
    }
}