@charset "UTF-8";

:root {
  --color-base: #fff8e8;
  --color-base-2: #f3e2bd;
  --color-paper: rgba(255, 255, 255, 0.86);
  --color-paper-solid: #ffffff;
  --color-ink: #21180d;
  --color-text: #5c4a34;
  --color-muted: #8c7655;
  --color-gold: #c9952f;
  --color-gold-light: #f4d678;
  --color-gold-dark: #8a5b13;
  --color-brown: #3b2814;
  --color-line: rgba(123, 89, 32, 0.18);
  --gradient-gold: linear-gradient(135deg, #8a5b13 0%, #c9952f 42%, #f4d678 100%);
  --gradient-dark: linear-gradient(135deg, #161008 0%, #3b2814 58%, #6d4311 100%);
  --shadow-soft: 0 22px 60px rgba(72, 48, 15, 0.14);
  --shadow-card: 0 16px 38px rgba(72, 48, 15, 0.12);
  --radius-xl: 40px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --inner: min(1120px, calc(100% - 40px));
  --font-serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-text);
  background:
    radial-gradient(circle at 12% 8%, rgba(244, 214, 120, 0.38), transparent 28%),
    radial-gradient(circle at 92% 16%, rgba(201, 149, 47, 0.2), transparent 32%),
    linear-gradient(180deg, #fffaf0 0%, var(--color-base) 42%, #f7edd8 100%);
  font-family: var(--font-sans);
  line-height: 1.8;
  letter-spacing: 0.04em;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(139, 91, 19, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 91, 19, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.82), transparent 72%);
}

img,
svg,
iframe {
  max-width: 100%;
  vertical-align: middle;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.inner {
  width: var(--inner);
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 110px 0;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 52px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--color-gold-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow::before,
.eyebrow::after {
  width: 34px;
  height: 1px;
  content: "";
  background: currentColor;
  opacity: 0.52;
}

.section-heading h2,
.entry h2 {
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: clamp(32px, 4.2vw, 56px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.06em;
}

.section-lead {
  margin: 22px auto 0;
  font-size: 16px;
}

.section-heading-light .eyebrow,
.section-heading-light h2,
.section-heading-light .section-lead {
  color: #fff7de;
}

.site-header {
  position: fixed;
  top: 18px;
  right: 0;
  left: 0;
  z-index: 100;
  pointer-events: none;
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 74px;
  padding: 12px 14px 12px 24px;
  pointer-events: auto;
  background: rgba(255, 252, 243, 0.82);
  border: 1px solid rgba(201, 149, 47, 0.28);
  border-radius: 999px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  width: 172px;
  min-width: 132px;
}

.site-logo img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--color-brown);
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--gradient-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.28s ease;
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-nav-cta {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  border: 0;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

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

.btn-primary {
  color: #fff9e6;
  background: var(--gradient-gold);
  box-shadow: 0 12px 28px rgba(138, 91, 19, 0.28);
}

.btn-secondary {
  color: #2d200f;
  background: #fff;
  border: 1px solid rgba(201, 149, 47, 0.34);
  box-shadow: var(--shadow-card);
}

.btn-outline {
  color: var(--color-brown);
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(139, 91, 19, 0.28);
}

.menu-toggle,
.menu-overlay {
  display: none;
}

.hero {
  position: relative;
  display: grid;
  min-height: 760px;
  padding-top: 120px;
  overflow: hidden;
  background: var(--gradient-dark);
  place-items: center;
}

.parallax-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.parallax-media img,
.parallax-media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.parallax-media img {
  object-fit: cover;
}

.hero-overlay,
.section-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-overlay {
  background:
    radial-gradient(circle at 50% 42%, rgba(244, 214, 120, 0.24), transparent 30%),
    linear-gradient(90deg, rgba(20, 14, 6, 0.72), rgba(20, 14, 6, 0.18) 45%, rgba(20, 14, 6, 0.7));
}

.hero::before {
  position: absolute;
  inset: auto -8% -90px -8%;
  z-index: 3;
  height: 210px;
  content: "";
  background: var(--color-base);
  border-radius: 50% 50% 0 0 / 30% 30% 0 0;
}

.hero::after {
  position: absolute;
  right: -140px;
  bottom: 80px;
  z-index: 2;
  width: 520px;
  height: 520px;
  content: "GOLD";
  color: rgba(255, 255, 255, 0.09);
  font-family: Georgia, serif;
  font-size: 110px;
  font-weight: 700;
  line-height: 520px;
  text-align: center;
  border: 1px solid rgba(244, 214, 120, 0.24);
  border-radius: 50%;
}

.hero-art {
  position: relative;
  z-index: 4;
  display: grid;
  width: min(1040px, calc(100% - 40px));
  min-height: 520px;
  place-items: center;
}

.hero-event-visual {
  width: min(760px, 88vw);
  filter: drop-shadow(0 34px 56px rgba(0, 0, 0, 0.34));
}

.hero-speakers-board {
  position: absolute;
  right: 0;
  bottom: 22px;
  width: min(470px, 46vw);
  filter: drop-shadow(0 24px 38px rgba(0, 0, 0, 0.34));
}

.about {
  padding-top: 80px;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.about-card,
.program-content,
.speaker-card,
.sponsor-banner,
.faq details,
.access-info,
.entry-content,
.overview-list,
.access-map,
.access-gallery-item {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(10px);
}

.about-card {
  position: relative;
  min-height: 236px;
  padding: 34px 26px 30px;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.about-card::before {
  display: grid;
  width: 54px;
  height: 54px;
  margin-bottom: 24px;
  color: #fff8de;
  font-weight: 900;
  content: "01";
  background: var(--gradient-gold);
  border-radius: 50%;
  place-items: center;
}

.about-card:nth-child(2)::before { content: "02"; }
.about-card:nth-child(3)::before { content: "03"; }
.about-card:nth-child(4)::before { content: "04"; }

.about-card::after {
  position: absolute;
  right: -36px;
  bottom: -50px;
  width: 150px;
  height: 150px;
  content: "";
  background: radial-gradient(circle, rgba(244, 214, 120, 0.5), transparent 64%);
  border-radius: 50%;
}

.about-card h3 {
  margin: 0 0 10px;
  color: var(--color-ink);
  font-size: 20px;
  line-height: 1.45;
}

.about-card p {
  margin: 0;
}

.overview {
  padding-top: 100px;
}

.overview-list {
  max-width: 920px;
  margin: 0 auto;
  padding: 12px;
  border-radius: var(--radius-xl);
}

.overview-list div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--color-line);
}

.overview-list div:last-child {
  border-bottom: 0;
}

.overview-list dt {
  color: var(--color-gold-dark);
  font-weight: 900;
}

.overview-list dd {
  margin: 0;
  color: var(--color-ink);
  font-weight: 700;
}

.program {
  overflow: hidden;
  color: #fff7de;
  background: var(--gradient-dark);
}

.program .section-overlay {
  background:
    radial-gradient(circle at 20% 18%, rgba(244, 214, 120, 0.28), transparent 30%),
    linear-gradient(180deg, rgba(18, 12, 5, 0.82), rgba(18, 12, 5, 0.9));
}

.program .inner {
  position: relative;
  z-index: 2;
}

.program-timeline {
  position: relative;
  display: grid;
  gap: 18px;
  max-width: 980px;
  margin: 0 auto;
}

.program-timeline::before {
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 145px;
  width: 2px;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(244, 214, 120, 0.6), transparent);
}

.program-item {
  position: relative;
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 26px;
  align-items: start;
}

.program-timebox {
  position: relative;
  z-index: 2;
  padding: 18px 18px;
  color: #fff8df;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(244, 214, 120, 0.28);
  border-radius: 22px;
  backdrop-filter: blur(12px);
}

.program-timebox time {
  display: block;
  color: var(--color-gold-light);
  font-size: 22px;
  font-weight: 900;
  line-height: 1.2;
}

.program-phase {
  margin: 8px 0 0;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.program-content {
  padding: 28px 32px;
  color: var(--color-text);
  border-radius: var(--radius-lg);
}

.program-content h3 {
  margin: 0 0 12px;
  color: var(--color-ink);
  font-size: 21px;
  line-height: 1.5;
}

.program-content p {
  margin: 0;
}

.program-speakers {
  margin-top: 14px !important;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 700;
}

.program-speakers-label {
  color: var(--color-gold-dark);
  font-weight: 900;
}

.program-speaker-link {
  padding: 0;
  color: var(--color-ink);
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
  background: transparent;
  border: 0;
}

.program-note {
  max-width: 980px;
  margin: 26px auto 0;
  color: rgba(255, 248, 222, 0.78);
  font-size: 13px;
  text-align: right;
}

.speakers {
  overflow: hidden;
}

.speaker-list-wrap {
  width: min(1240px, calc(100% - 28px));
  margin: 0 auto;
}

.speaker-list {
  position: relative;
}

.speaker-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.speaker-slide {
  min-width: 0;
}

.speaker-card {
  display: block;
  width: 100%;
  padding: 12px;
  overflow: hidden;
  text-align: left;
  cursor: pointer;
  border-radius: var(--radius-lg);
}

.speaker-card-image {
  display: block;
  overflow: hidden;
  aspect-ratio: 3 / 3.6;
  background: #ead7ad;
  border-radius: 22px;
}

.speaker-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.speaker-card:hover .speaker-card-image img {
  transform: scale(1.05);
}

.speaker-card-body {
  display: block;
  padding: 18px 8px 10px;
}

.speaker-card-name {
  display: block;
  color: var(--color-ink);
  font-size: 21px;
  font-weight: 900;
}

.speaker-card-role {
  display: block;
  margin-top: 4px;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.55;
}


.sponsors {
  padding-top: 70px;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.42));
}

.sponsor-group + .sponsor-group {
  margin-top: 44px;
}

.sponsor-group-title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 18px;
  color: var(--color-ink);
  font-size: 22px;
}

.sponsor-group-title::before {
  width: 34px;
  height: 3px;
  content: "";
  background: var(--gradient-gold);
  border-radius: 999px;
}

.sponsor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.sponsor-grid-single {
  grid-template-columns: minmax(240px, 360px);
}

.sponsor-banner {
  display: grid;
  min-height: 118px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.78);
  border-radius: 24px;
  place-items: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sponsor-banner:hover {
  transform: translateY(-3px);
}

.sponsor-banner img {
  max-height: 86px;
  object-fit: contain;
}

.faq {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), transparent);
}

.faq-list {
  display: grid;
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}

.faq details {
  overflow: hidden;
  border-radius: 22px;
}

.faq summary {
  position: relative;
  padding: 22px 64px 22px 28px;
  color: var(--color-ink);
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  position: absolute;
  top: 50%;
  right: 26px;
  width: 30px;
  height: 30px;
  color: #fff8de;
  line-height: 30px;
  text-align: center;
  content: "+";
  background: var(--gradient-gold);
  border-radius: 50%;
  transform: translateY(-50%);
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p {
  margin: 0;
  padding: 0 28px 24px;
}

.access-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
  align-items: stretch;
}

.access-info {
  padding: 36px;
  border-radius: var(--radius-lg);
}

.access-name {
  margin: 0 0 14px;
  color: var(--color-ink);
  font-size: 24px;
  font-weight: 900;
  line-height: 1.45;
}

.access-list {
  padding-left: 1.2em;
  margin: 18px 0 26px;
}

.access-map {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.access-map iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
}

.access-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.access-gallery-item {
  margin: 0;
  overflow: hidden;
  border-radius: 22px;
}

.access-gallery-trigger {
  display: block;
  width: 100%;
  padding: 0;
  cursor: pointer;
  background: transparent;
  border: 0;
}

.access-gallery-trigger img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.access-gallery-trigger:hover img {
  transform: scale(1.06);
}

.entry {
  padding-bottom: 130px;
  color: #fff8de;
  background: var(--gradient-dark);
}

.entry::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 24% 0%, rgba(244, 214, 120, 0.24), transparent 28%),
    radial-gradient(circle at 80% 100%, rgba(201, 149, 47, 0.22), transparent 32%);
}

.entry-content {
  position: relative;
  z-index: 1;
  max-width: 880px;
  padding: 62px 40px;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(244, 214, 120, 0.28);
  border-radius: var(--radius-xl);
}

.entry .eyebrow,
.entry h2,
.entry p {
  color: #fff8de;
}

.entry-content > p:not(.eyebrow) {
  margin: 22px 0 0;
}

.entry-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 34px;
}

.floating-cta {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
}

.site-footer {
  padding: 42px 0;
  color: rgba(255, 248, 222, 0.76);
  background: #161008;
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-footer-logo {
  width: 164px;
}

.site-footer-nav {
  display: flex;
  gap: 20px;
  font-size: 13px;
}

.site-footer-copy {
  margin: 0;
  font-size: 12px;
}

.speaker-modal,
.access-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.speaker-modal.is-open,
.access-modal.is-open {
  display: flex;
}

.speaker-modal-overlay,
.access-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 9, 4, 0.74);
  backdrop-filter: blur(8px);
}

.speaker-modal-dialog,
.access-modal-dialog {
  position: relative;
  z-index: 1;
  width: min(920px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  background: #fffaf0;
  border: 1px solid rgba(244, 214, 120, 0.28);
  border-radius: 34px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.32);
}

.speaker-modal-close,
.access-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
  display: grid;
  width: 42px;
  height: 42px;
  color: #fff8de;
  cursor: pointer;
  background: var(--gradient-gold);
  border: 0;
  border-radius: 50%;
  place-items: center;
}

.speaker-modal-content {
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 34px;
  padding: 38px;
}

.speaker-modal-image {
  overflow: hidden;
  border-radius: 24px;
}

.speaker-modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.speaker-modal-role {
  margin: 0 0 10px;
  color: var(--color-gold-dark);
  font-weight: 900;
}

.speaker-modal-name {
  margin: 0 0 18px;
  color: var(--color-ink);
  font-size: 32px;
}

.speaker-modal-bio {
  margin: 0;
}

.speaker-modal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.speaker-modal-links a {
  padding: 8px 16px;
  color: var(--color-brown);
  font-size: 13px;
  font-weight: 900;
  background: rgba(244, 214, 120, 0.24);
  border-radius: 999px;
  transition: background 0.25s ease, transform 0.25s ease;
}

.speaker-modal-links a:hover {
  background: rgba(244, 214, 120, 0.42);
  transform: translateY(-2px);
}

.speaker-modal-links .speaker-modal-link--youtube {
  color: #fff;
  background: #ff0033;
}

.speaker-modal-links .speaker-modal-link--youtube:hover {
  background: #d9002b;
}

.access-modal-dialog {
  width: min(960px, 100%);
  background: transparent;
  border: 0;
}

.access-modal-body img {
  width: 100%;
  height: auto;
  border-radius: 24px;
}

@media (max-width: 1120px) {
  .site-nav {
    gap: 12px;
    font-size: 12px;
  }

  .header-cta {
    padding-inline: 18px;
  }

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

  .speaker-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .section {
    padding: 84px 0;
  }

  .site-header {
    top: 10px;
  }

  .site-header .inner {
    min-height: 64px;
    padding: 10px 12px 10px 18px;
  }

  .site-logo {
    width: 140px;
  }

  .site-nav {
    position: fixed;
    top: 86px;
    right: 20px;
    left: 20px;
    z-index: 120;
    display: none;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    padding: 18px;
    background: rgba(255, 252, 243, 0.96);
    border: 1px solid rgba(201, 149, 47, 0.28);
    border-radius: 26px;
    box-shadow: var(--shadow-soft);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 14px 8px;
    border-bottom: 1px solid var(--color-line);
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .site-nav-cta {
    display: block;
    color: var(--color-gold-dark);
  }

  .header-cta {
    display: none;
  }

  .menu-toggle {
    display: grid;
    width: 46px;
    height: 46px;
    padding: 12px;
    cursor: pointer;
    background: var(--gradient-gold);
    border: 0;
    border-radius: 50%;
    place-items: center;
  }

  .menu-toggle span {
    display: block;
    width: 19px;
    height: 2px;
    background: #fff8de;
    border-radius: 999px;
  }

  .hero {
    min-height: 650px;
  }

  .hero-art {
    min-height: 430px;
  }

  .hero-speakers-board {
    right: 50%;
    bottom: 0;
    width: min(420px, 78vw);
    transform: translateX(50%);
  }

  .overview-list div,
  .program-item,
  .access-layout,
  .speaker-modal-content {
    grid-template-columns: 1fr;
  }

  .program-timeline::before {
    left: 24px;
  }

  .program-item {
    gap: 12px;
    padding-left: 48px;
  }

  .program-timebox {
    text-align: left;
  }

  .speaker-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .floating-cta {
    right: 14px;
    bottom: 14px;
    left: 14px;
  }

  .floating-cta .btn {
    width: 100%;
  }

  .site-footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 640px) {
  :root {
    --inner: min(100% - 28px, 1120px);
  }

  body {
    letter-spacing: 0.025em;
  }

  .section {
    padding: 72px 0;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .eyebrow::before,
  .eyebrow::after {
    width: 22px;
  }

  .hero {
    min-height: 590px;
    padding-top: 94px;
  }

  .hero::after {
    right: -190px;
    bottom: 60px;
    width: 390px;
    height: 390px;
    font-size: 80px;
    line-height: 390px;
  }

  .hero-event-visual {
    width: 96vw;
  }

  .about-grid,
  .sponsor-grid,
  .access-gallery {
    grid-template-columns: 1fr;
  }

  .about-card {
    min-height: auto;
  }

  .overview-list {
    padding: 4px;
    border-radius: 26px;
  }

  .overview-list div {
    gap: 6px;
    padding: 18px;
  }

  .program-item {
    padding-left: 0;
  }

  .program-timeline::before {
    display: none;
  }

  .program-content {
    padding: 24px 20px;
  }

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

  .entry-content {
    padding: 42px 20px;
  }

  .entry-actions {
    display: grid;
  }

  .speaker-modal,
  .access-modal {
    padding: 14px;
  }

  .speaker-modal-content {
    gap: 22px;
    padding: 22px;
  }

  .speaker-modal-image {
    max-height: 340px;
  }

  .speaker-modal-name {
    font-size: 26px;
  }
}
/* ========================================
  Final Adjustments
======================================== */

/* 見出しをゴシック体に統一 */
.section-heading h2,
.entry h2,
h2 {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Meiryo", sans-serif;
  font-weight: 800;
}

/* CTAボタンのグラデーションを解除 */
.btn-primary {
  color: #ffffff;
  background: #b8872f;
  background-image: none;
  border: 1px solid #b8872f;
  box-shadow: 0 10px 24px rgba(120, 82, 18, 0.22);
}

.btn-primary:hover {
  color: #ffffff;
  background: #1f1708;
  background-image: none;
  border-color: #1f1708;
}

/* ヒーロー右側の円形装飾を非表示 */
.hero::after {
  display: none;
  content: none;
}

/* ヒーロー下部とABOUT背景の色味を接続 */
.hero {
  min-height: 760px;
  padding-bottom: 90px;
  background-color: #fff8ea;
}

.about,
.section.about {
  background: linear-gradient(180deg, #fff8ea 0%, #fffaf1 45%, #ffffff 100%);
}

.about {
  padding-top: 80px;
}

/* ヘッダー基本調整 */
.site-header {
  top: 18px;
}

.site-header .inner {
  background: rgba(255, 250, 228, 0.9);
  border-radius: 999px;
  box-shadow: 0 18px 45px rgba(48, 34, 8, 0.18);
}

.site-logo img {
  width: 150px;
}

/* 申込みCTA：通常時からボタンとして目立たせる */
.header-cta,
.site-nav-cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #ffffff;
  background: #b8872f;
  background-image: none;
  border: 1px solid #b8872f;
  box-shadow:
    0 10px 24px rgba(120, 82, 18, 0.3),
    0 0 0 0 rgba(184, 135, 47, 0.45);
  animation: header-cta-pulse 2.8s ease-in-out infinite;
}

.header-cta::before,
.site-nav-cta::before {
  position: absolute;
  top: 0;
  left: -70%;
  z-index: -1;
  width: 48%;
  height: 100%;
  content: "";
  background: linear-gradient(
    120deg,
    transparent 0%,
    rgba(255, 255, 255, 0.52) 50%,
    transparent 100%
  );
  transform: skewX(-20deg);
  animation: header-cta-shine 3.4s ease-in-out infinite;
}

.header-cta::after,
.site-nav-cta::after {
  position: absolute;
  inset: 4px;
  z-index: -1;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: inherit;
  pointer-events: none;
}

.header-cta:hover,
.site-nav-cta:hover {
  color: #ffffff;
  background: #1f1708;
  background-image: none;
  border-color: #1f1708;
  box-shadow:
    0 16px 34px rgba(31, 23, 8, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  animation-play-state: paused;
}

.header-cta:hover::before,
.site-nav-cta:hover::before {
  animation-duration: 0.8s;
}

@keyframes header-cta-shine {
  0% {
    left: -70%;
  }

  42% {
    left: -70%;
  }

  72% {
    left: 125%;
  }

  100% {
    left: 125%;
  }
}

@keyframes header-cta-pulse {
  0%,
  100% {
    box-shadow:
      0 10px 24px rgba(120, 82, 18, 0.3),
      0 0 0 0 rgba(184, 135, 47, 0.42);
  }

  50% {
    box-shadow:
      0 14px 30px rgba(120, 82, 18, 0.36),
      0 0 0 8px rgba(184, 135, 47, 0);
  }
}

/* PC表示調整 */
@media (min-width: 768px) {
  .site-header .inner {
    width: min(1080px, calc(100% - 56px));
    min-height: 78px;
    padding: 12px 26px;
  }

  .site-nav {
    gap: 24px;
  }

  .site-nav a {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.03em;
  }

  .header-cta {
    min-height: 50px;
    padding: 13px 28px;
  }

  .hero {
    min-height: 860px;
    padding-bottom: 120px;
  }

  .hero-art {
    position: absolute;
    left: 50%;
    right: auto;
    bottom: 110px;
    z-index: 4;
    width: min(46vw, 650px);
    min-height: 0;
    pointer-events: none;
    transform: translateX(-50%);
  }

  .hero-event-visual {
    display: block;
    width: 100%;
  }

  .hero-speakers-board {
    display: none;
  }
}

/* スマホ表示調整 */
@media (max-width: 767px) {
  .hero {
    min-height: 860px;
    padding-bottom: 80px;
  }

  .hero-art {
    position: absolute;
    left: 50%;
    right: auto;
    bottom: 180px;
    z-index: 4;
    width: min(88vw, 520px);
    min-height: 0;
    pointer-events: none;
    transform: translateX(-50%);
  }

  .hero-event-visual {
    display: block;
    width: 100%;
  }

  .hero-speakers-board {
    display: none;
  }

  .site-nav-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 64px;
    padding: 18px 28px;
    color: #ffffff;
    background: #b8872f;
    background-image: none;
    border: 1px solid #b8872f;
    border-radius: 999px;
    box-shadow:
      0 12px 28px rgba(120, 82, 18, 0.3),
      0 0 0 0 rgba(184, 135, 47, 0.42);
  }

  .site-nav .site-nav-cta::after {
    inset: 4px;
    height: auto;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.34);
    border-radius: 999px;
    transform: none;
  }

  .site-nav-cta:hover {
    color: #ffffff;
    background: #1f1708;
    border-color: #1f1708;
  }
}
/* ========================================
  SP Menu Text Size & Spacing
======================================== */

@media (max-width: 767px) {
  .site-nav {
    gap: 18px;
    padding: 26px 28px 30px;
  }

  .site-nav a {
    padding: 20px 18px;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0.04em;
  }

  .site-nav a:not(.site-nav-cta) {
    border-bottom: 1px solid rgba(123, 89, 32, 0.18);
  }

  .site-nav-cta {
    margin-top: 22px;
    min-height: 70px;
    font-size: 22px;
  }
}
@media (max-width: 640px) {
  .speaker-track {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .speaker-card {
    padding: 10px;
  }

  .speaker-card-image {
    aspect-ratio: 1 / 1.18;
    border-radius: 16px;
  }

  .speaker-card-body {
    padding: 12px 4px 6px;
  }

  .speaker-card-name {
    font-size: 16px;
  }

  .speaker-card-role {
    font-size: 11px;
    line-height: 1.45;
  }
}

@media (max-width: 360px) {
  .speaker-track {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .speaker-card-role {
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }
}
/* ========================================
  Disclaimer
======================================== */

.disclaimer {
  padding: 90px 0 110px;
  background: linear-gradient(180deg, #fffaf0 0%, #fff8e8 100%);
}

.disclaimer-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 46px 44px;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.disclaimer .eyebrow {
  display: flex;
  width: fit-content;
  margin: 0 auto 10px;
}

.disclaimer h2 {
  margin: 0 0 34px;
  color: var(--color-ink);
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
}

.disclaimer-block + .disclaimer-block {
  margin-top: 38px;
}

.disclaimer-block h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: var(--color-gold-dark);
  font-size: 18px;
  font-weight: 900;
}

.disclaimer-block h3::before {
  width: 24px;
  height: 2px;
  content: "";
  background: var(--gradient-gold);
  border-radius: 999px;
}

.disclaimer-block p,
.disclaimer-list {
  margin: 0;
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: 0.03em;
}

.disclaimer-list {
  padding-left: 1.3em;
}

.disclaimer-list li + li {
  margin-top: 8px;
}

.disclaimer-list-number {
  margin-top: 16px;
}