/* Base styles */
:root {
  --primary-color: #1a2b49;
  --secondary-color: #c8a063;
  --text-color: #333;
  --light-bg: #f5f5f5;
  --white: #ffffff;
  --accent-color: #e74c3c;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

img {
  display: block;
  vertical-align: bottom;
  max-width: 100%;
  height: auto;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Typography */
h1,
h2,
h3,
h4 {
  font-family: 'Noto Serif JP', serif;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Fixed CTA */
.fixed-cta {
  position: fixed;
  bottom: -100px;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  padding: 1.2rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: bottom 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fixed-cta.visible {
  bottom: 0;
}

.fixed-cta .cta-button {
  margin: 0;
}

/* Header */
.header {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 3rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(26, 43, 73, 0.9), rgba(26, 43, 73, 0.7));
  z-index: 1;
}

.header-content {
  position: relative;
  z-index: 2;
}

.header h1 {
  color: var(--white);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.header-main-catch {
  margin-bottom: 2rem;
}

.header-subtitle {
  font-size: 1.8rem;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
}

.header-sub-catch {
  font-size: 1.2rem;
  color: var(--white);
  opacity: 0.9;
}

/* Countdown Timer */
.countdown-timer {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.countdown-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: 8px;
  min-width: 80px;
}

.countdown-item span {
  display: block;
  text-align: center;
}

.countdown-item .days,
.countdown-item .hours,
.countdown-item .minutes {
  font-size: 2rem;
  font-weight: bold;
  color: var(--secondary-color);
}

.countdown-item .label {
  font-size: 0.8rem;
  color: var(--white);
}

/* Hero Section */
.hero {
  background-color: var(--light-bg);
  padding: 4rem 0;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.section-title {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
  line-height: 1.4;
}

.section-title .highlight {
  background: linear-gradient(transparent 50%, rgba(200, 160, 99, 0.2) 50%);
  padding: 0 0.2em;
}

.hero-description {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 2rem 0;
}

.achievement-box {
  background: var(--white);
  padding: 1.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.achievement-box:hover {
  transform: translateY(-5px);
}

.achievement-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--secondary-color);
  line-height: 1.2;
}

.achievement-number .percent {
  font-size: 1.8rem;
}

.achievement-label {
  display: block;
  font-size: 1rem;
  color: var(--primary-color);
  margin-top: 0.5rem;
}

.hero-text {
  font-size: 1.4rem;
  margin: 2rem 0;
  line-height: 1.8;
  color: var(--primary-color);
}

.hero-sub-text {
  font-size: 1.4rem;
  color: var(--primary-color);
  margin-bottom: 2.5rem;
  font-weight: 700;
  line-height: 1.8;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(200, 160, 99, 0.1) 0%, rgba(26, 43, 73, 0.1) 100%);
  border-radius: 12px;
  border: 2px solid rgba(200, 160, 99, 0.2);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transform: translateY(0);
  transition: all 0.3s ease;
  position: relative;
}

.hero-sub-text::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 30px;
  width: 20px;
  height: 20px;
  background: var(--white);
  border-top: 2px solid rgba(200, 160, 99, 0.2);
  border-left: 2px solid rgba(200, 160, 99, 0.2);
  transform: rotate(45deg);
}

.hero-sub-text:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  background: linear-gradient(135deg, rgba(200, 160, 99, 0.15) 0%, rgba(26, 43, 73, 0.15) 100%);
}

.hero-sub-text br {
  display: block;
  content: "";
  margin-bottom: 0.5rem;
}

.hero-cta-container {
  margin-top: 3rem;
}

.hero-cta {
  display: inline-flex;
  flex-direction: column;
  padding: 1.5rem 4rem;
  font-size: 1.2rem;
}

.cta-main {
  font-size: 1.4rem;
  font-weight: 700;
}

.cta-sub {
  font-size: 0.9rem;
  margin-top: 0.5rem;
  opacity: 0.9;
}

/* Event Details */
.event-details {
  padding: 4rem 0;
  background-color: var(--white);
  margin-bottom: 4rem;
}

.event-info {
  max-width: 1000px;
  margin: 1rem auto;
  margin-top: 1.5rem;
}

.event-info dl {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
}

.event-info dt {
  font-weight: bold;
  color: var(--primary-color);
}

.event-info dd {
  margin-bottom: 0.5rem;
}

.event-info dd:last-child {
  margin-bottom: 0;
}

/* Target Audience */
.target-audience {
  padding: 4rem 0;
  background-color: var(--light-bg);
  margin-top: 4rem;
}

.target-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 2rem auto;
  margin-top: 3rem;
}

.target-item {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.target-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.target-icon {
  width: 60px;
  height: 60px;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background-color 0.3s ease;
}

.target-item:hover .target-icon {
  background-color: var(--secondary-color);
}

.target-icon i {
  font-size: 1.5rem;
  color: var(--white);
}

.target-content {
  flex-grow: 1;
}

.target-content h4 {
  color: var(--primary-color);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.target-content p {
  color: var(--text-color);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Benefits Section */
.benefits {
  padding: 4rem 0;
  background-color: var(--white);
}

.benefit-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.benefit-item {
  text-align: center;
  padding: 2rem;
  background-color: var(--light-bg);
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.benefit-item:hover {
  transform: translateY(-5px);
}

.benefit-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.benefit-item:hover .benefit-icon {
  transform: scale(1.1);
  background-color: var(--secondary-color);
}

.benefit-icon i {
  font-size: 2rem;
  color: var(--white);
}

.benefit-item h4 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.benefit-item p {
  color: var(--text-color);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Schedule Section */
.schedule {
  padding: 4rem 0;
  background-color: var(--light-bg);
}

.timeline {
  max-width: 800px;
  margin: 2rem auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 120px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--secondary-color);
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 116px;
  top: 50%;
  width: 10px;
  height: 10px;
  background-color: var(--secondary-color);
  border-radius: 50%;
  transform: translateY(-50%);
}

.time {
  font-weight: bold;
  color: var(--primary-color);
}

.event {
  background-color: var(--white);
  padding: 1rem;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Speakers Section */
.speakers {
  padding: 4rem 0;
  background-color: var(--white);
}

.speaker-profile {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
  margin-top: 3rem;
}

.speaker {
  text-align: center;
  padding: 2rem;
  background-color: var(--light-bg);
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.speaker:hover {
  transform: translateY(-5px);
}

.speaker h4 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.speaker-title {
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.speaker-history {
  text-align: left;
  font-size: 0.9rem;
  color: var(--text-color);
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.speaker-achievements h4,
.speaker-message h4 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.speaker-achievements {
  max-width: 1000px;
  margin: 0 auto 3rem;
}

.speaker-achievements ul {
  list-style: none;
  margin-top: 1.5rem;
}

.speaker-achievements li {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
}

.speaker-achievements li::before {
  content: "✓";
  color: var(--secondary-color);
  position: absolute;
  left: 0;
}

.speaker-message {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.speaker-message blockquote {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--primary-color);
  margin: 2rem 0;
  padding: 2rem;
  background-color: var(--light-bg);
  border-radius: 8px;
  position: relative;
}

.speaker-message blockquote::before,
.speaker-message blockquote::after {
  content: '"';
  font-size: 3rem;
  color: var(--secondary-color);
  position: absolute;
  opacity: 0.2;
}

.speaker-message blockquote::before {
  top: 0;
  left: 1rem;
}

.speaker-message blockquote::after {
  bottom: -1rem;
  right: 1rem;
}

/* FAQ Section */
.faq {
  padding: 4rem 0;
  background-color: var(--light-bg);
}

.faq-items {
  max-width: 800px;
  margin: 2rem auto;
  margin-top: 3rem;
}

.faq-item {
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.faq-item h4 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.faq-item h4::before {
  content: "Q.";
  position: absolute;
  left: 0;
  color: var(--secondary-color);
}

.faq-item p {
  padding-left: 1.5rem;
  position: relative;
}

/* Access Section */
.access {
  padding: 4rem 0;
  background-color: var(--white);
}

.access-info {
  max-width: 1000px;
  margin: 0 auto;
  margin-top: 3rem;
}

.map {
  margin-bottom: 2rem;
  border-radius: 8px;
  overflow: hidden;
}

.access-details {
  text-align: center;
}

.access-details h4 {
  margin-bottom: 1rem;
}

/* CTA Section */
.cta {
  background-color: var(--light-bg);
  padding: 4rem 0;
  text-align: center;
}

.cta-message {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.cta-sub-message {
  color: var(--accent-color);
  margin-bottom: 2rem;
}

.cta-button {
  display: inline-block;
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 1rem 3rem;
  text-decoration: none;
  border-radius: 4px;
  font-weight: bold;
  margin-top: 2rem;
  transition: all 0.3s ease;
}

.cta-button:hover {
  background-color: #b08952;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 3rem 0 2rem;
  margin-bottom: 100px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-info p {
  margin-bottom: 0.5rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-link {
  color: var(--white);
  text-decoration: none;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.footer-link:hover {
  opacity: 1;
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.social-link {
  color: var(--white);
  font-size: 1.5rem;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.social-link:hover {
  opacity: 1;
}

.copyright {
  text-align: center;
  opacity: 0.8;
  font-size: 0.9rem;
  margin-top: 2rem;
}


/* Section Title Styles */
.container h3 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
  position: relative;
  padding-left: 1.2rem;
  display: inline-block;
}

.container h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background-color: var(--secondary-color);
  border-radius: 2px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header {
    padding: 2rem 0;
  }

  .header h1 {
    font-size: 1.8rem;
    padding: 0 1rem;
  }

  .header-subtitle {
    font-size: 1.3rem;
  }

  .header-sub-catch {
    font-size: 1rem;
    padding: 0 1rem;
  }

  .section-title {
    font-size: 1.6rem;
    padding: 0 1rem;
  }

  .container {
    padding: 0 1.2rem;
  }

  .hero {
    padding: 2rem 0;
  }

  .hero-text {
    font-size: 1.1rem;
    padding: 0 1rem;
  }

  .hero-sub-text {
    font-size: 1.1rem;
    padding: 1.2rem;
    margin: 0 1rem 2rem;
  }

  .benefit-items {
    gap: 1.5rem;
    padding: 0 1rem;
  }

  .benefit-item {
    padding: 1.5rem;
  }

  .benefit-item h4 {
    font-size: 1.1rem;
  }

  .target-items {
    gap: 1.2rem;
  }

  .target-item {
    padding: 1.2rem;
  }

  .target-content h4 {
    font-size: 1.1rem;
  }

  .target-content p {
    font-size: 0.9rem;
  }

  .event-info {
    padding: 0 1rem;
  }

  .event-info dt {
    font-size: 0.9rem;
  }

  .event-info dd {
    font-size: 0.9rem;
  }

  .timeline {
    padding: 0 1rem;
  }

  .timeline::before {
    left: 80px;
  }

  .timeline-item {
    grid-template-columns: 80px 1fr;
    gap: 1.5rem;
  }

  .timeline-item::before {
    left: 60px;
  }

  .time {
    font-size: 0.9rem;
  }

  .event {
    font-size: 0.9rem;
    padding: 0.8rem;
  }

  .speaker {
    padding: 1.5rem;
    margin: 0 1rem;
  }

  .speaker h4 {
    font-size: 1.2rem;
  }

  .speaker-title {
    font-size: 0.9rem;
  }

  .speaker-history {
    font-size: 0.9rem;
  }

  .faq-items {
    padding: 0 1rem;
  }

  .faq-item {
    padding: 1.2rem;
  }

  .faq-item h4 {
    font-size: 1.1rem;
  }

  .faq-item p {
    font-size: 0.9rem;
  }

  .cta-message {
    font-size: 1.2rem;
    padding: 0 1rem;
  }

  .cta-sub-message {
    font-size: 0.9rem;
    padding: 0 1rem;
  }

  .cta-button {
    padding: 0.8rem 2rem;
    font-size: 1rem;
  }

  .container h3 {
    font-size: 1.5rem;
    margin-bottom: 0rem;
    padding-left: 1rem;
  }

  .footer {
    padding: 2rem 0;
  }

  .footer-info p {
    font-size: 0.9rem;
  }

  .copyright {
    font-size: 0.8rem;
  }

  .target-items {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }

  .target-item {
    padding: 1.5rem;
  }

  .target-icon {
    width: 50px;
    height: 50px;
  }

  .target-icon i {
    font-size: 1.25rem;
  }

  .hero-description {
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
  }

  .achievement-box {
    width: 80%;
    padding: 1rem;
  }

  .hero-cta {
    padding: 1.2rem 3rem;
  }

  .speaker-achievements h4,
  .speaker-message h4 {
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
  }

  .sp-br {
    display: inline;
  }
}

@media (max-width: 480px) {
  .header h1 {
    font-size: 1.6rem;
  }

  .header-subtitle {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .hero-text {
    font-size: 1rem;
  }

  .hero-sub-text {
    font-size: 1rem;
  }

  .container h3 {
    font-size: 1.3rem;
  }

  .benefit-item {
    padding: 1.2rem;
  }

  .target-item {
    padding: 1rem;
  }

  .cta-message {
    font-size: 1.1rem;
  }

  .countdown-timer {
    flex-wrap: wrap;
    justify-content: space-around;
  }

  .countdown-item {
    min-width: 80px;
    margin-bottom: 1rem;
  }

  .speaker-achievements h4,
  .speaker-message h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
  }

  .timeline-item {
    grid-template-columns: 70px 1fr;
    gap: 1.2rem;
  }

  .timeline-item::before {
    left: 60px;
  }
}

/* Header Image */
.header-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
}

.header-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

/* Hero Image */
.hero-image-container {
  max-width: 800px;
  margin: 0 auto 2rem;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hero-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* Speaker Images */
.speaker-image {
  width: 200px;
  height: 200px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--secondary-color);
}

.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

/* Seminar Gallery */
.seminar-gallery {
  margin-top: 4rem;
  margin-bottom: 4rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.gallery-item {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-image {
    height: 300px;
  }

  .speaker-image {
    width: 150px;
    height: 150px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .hero-image {
    height: 250px;
  }
}

.sp-br {
  display: none;
}

@media (max-width: 768px) {
  .sp-br {
    display: inline;
  }
}

/* Couple Image */
.couple-image-container {
  max-width: 600px;
  margin: 2.5rem auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15), 0 5px 15px rgba(200, 160, 99, 0.2);
  transform: translateY(0);
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.couple-image-container:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2),
    0 10px 25px rgba(200, 160, 99, 0.3);
}

.couple-image {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  transform: scale(1);
  transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  position: relative;
}

.couple-image-container:hover .couple-image {
  transform: scale(1.02);
}

.couple-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(200, 160, 99, 0.1) 0%, rgba(26, 43, 73, 0.1) 100%);
  pointer-events: none;
}

.image-caption {
  text-align: right;
  font-size: 0.8rem;
  color: var(--text-color);
  opacity: 0.8;
  margin-top: 0.5rem;
  padding-right: 0.5rem;
}

@media (max-width: 768px) {
  .couple-image-container {
    margin: 2rem 1rem;
  }
}