:root {
  --primary: #0F2747;
  --primary-soft: #17385f;
  --accent: #C9A55C;
  --accent-dark: #a9863f;
  --background: #FFFFFF;
  --surface: #F8F6F1;
  --text: #222222;
  --subtext: #666666;
  --line: rgba(15, 39, 71, 0.12);
  --shadow: 0 14px 34px rgba(15, 39, 71, 0.08);
  --radius: 16px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 400;
  line-height: 1.8;
  background: var(--background);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 999px;
  color: #fff;
  background: var(--primary);
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px max(18px, calc((100vw - var(--container)) / 2));
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  color: #fff;
  background: rgba(15, 39, 71, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(201, 165, 92, 0.65);
  border-radius: 50%;
  color: var(--accent);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.98rem;
  letter-spacing: 0.06em;
}

.brand small {
  margin-top: -3px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
}

.header-nav a {
  text-decoration: none;
}

.nav-cta {
  padding: 9px 14px;
  border-radius: 999px;
  color: var(--primary);
  font-weight: 700;
  background: var(--accent);
}

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #fff;
  background: var(--primary);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15, 39, 71, 0.18), rgba(15, 39, 71, 0.94)),
    linear-gradient(90deg, rgba(15, 39, 71, 0.92), rgba(15, 39, 71, 0.08));
}

.hero-visual {
  position: absolute;
  inset: 0;
}

.hero-visual img,
.hero-visual video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 55% center;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 118px 20px 54px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2.45rem, 9vw, 5.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.lead {
  max-width: 610px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.03rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.next-event-card {
  max-width: 680px;
  margin-top: 26px;
  padding: 18px;
  border: 1px solid rgba(201, 165, 92, 0.45);
  border-radius: 20px;
  background: rgba(15, 39, 71, 0.56);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(12px);
}

.next-event-card p,
.next-event-card span {
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.86rem;
}

.next-event-card time {
  display: block;
  margin: 2px 0 4px;
  color: #fff;
  font-size: clamp(1.45rem, 5vw, 2.15rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 22px;
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button:focus-visible,
input:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(201, 165, 92, 0.55);
  outline-offset: 3px;
}

.button-primary {
  color: var(--primary);
  background: var(--accent);
  box-shadow: 0 10px 24px rgba(201, 165, 92, 0.26);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #d7b76d;
}

.button-secondary {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.08);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  max-width: 680px;
  margin: 34px 0 0;
}

.hero-facts div {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

dt,
dd {
  margin: 0;
}

.hero-facts dt {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
}

.hero-facts dd {
  font-size: 1.05rem;
  font-weight: 800;
}

.section {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
  padding: 78px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section h2 {
  margin: 0;
  color: var(--primary);
  font-size: clamp(1.75rem, 6vw, 3.15rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.035em;
}

.section h3 {
  margin: 0;
  color: var(--primary);
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.45;
}

.section p {
  color: var(--subtext);
}

.concern-list,
.audience-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.concern-list li,
.audience-list li {
  position: relative;
  padding: 18px 18px 18px 48px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 8px 22px rgba(15, 39, 71, 0.04);
}

.concern-list li::before,
.audience-list li::before {
  content: "";
  position: absolute;
  top: 23px;
  left: 20px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(201, 165, 92, 0.16);
}

.values {
  width: 100%;
  padding: 82px max(20px, calc((100vw - var(--container)) / 2));
  background: var(--surface);
}

.section-card {
  padding: 34px 22px;
  border: 1px solid rgba(201, 165, 92, 0.22);
  border-radius: 26px;
  background: #fff;
  box-shadow: var(--shadow);
}

.section-card p:last-child {
  margin-bottom: 0;
}

.program-grid {
  display: grid;
  gap: 18px;
}

.feature-card {
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--shadow);
}

.feature-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: var(--accent);
  font-weight: 800;
  background: rgba(15, 39, 71, 0.06);
}

.tag-list,
.simple-list,
.audience-list {
  margin-top: 20px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-list span {
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--primary);
  font-size: 0.84rem;
  font-weight: 700;
  background: rgba(201, 165, 92, 0.14);
}

.simple-list {
  padding-left: 1.1em;
  color: var(--subtext);
}

.event-scene {
  padding-top: 36px;
}

.event-gallery {
  display: grid;
  gap: 14px;
}

.event-gallery-track {
  display: grid;
  grid-auto-columns: minmax(82%, 1fr);
  grid-auto-flow: column;
  gap: 16px;
  overflow-x: auto;
  padding: 4px 4px 18px;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-color: rgba(201, 165, 92, 0.9) rgba(15, 39, 71, 0.1);
}

.event-photo-card {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  box-shadow: var(--shadow);
  scroll-snap-align: center;
}

.event-photo-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

.gallery-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.gallery-controls p,
.event-gallery-caption {
  margin: 0;
  color: var(--subtext);
  font-size: 0.92rem;
}

.gallery-button {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(15, 39, 71, 0.14);
  border-radius: 50%;
  color: var(--primary);
  font: inherit;
  font-weight: 800;
  background: #fff;
  box-shadow: 0 10px 22px rgba(15, 39, 71, 0.06);
  cursor: pointer;
}

.event-gallery-caption {
  margin-top: 14px;
}

.message {
  display: grid;
  gap: 28px;
  align-items: center;
}

.message-photo {
  overflow: hidden;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.message-photo img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 52% center;
}

.host-name {
  color: var(--primary) !important;
  font-weight: 800;
}

.details {
  padding-top: 40px;
}

.details-list {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--shadow);
}

.details-list div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

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

.details-list dt {
  color: var(--subtext);
  font-size: 0.9rem;
}

.details-list dd {
  color: var(--primary);
  font-weight: 800;
}

.details-list a {
  color: var(--primary);
  text-decoration-color: rgba(201, 165, 92, 0.75);
  text-underline-offset: 4px;
}

.referral {
  padding-top: 28px;
}

.referral-card {
  display: grid;
  gap: 22px;
  padding: 30px 22px;
  border: 1px solid rgba(201, 165, 92, 0.32);
  border-radius: 26px;
  background:
    linear-gradient(135deg, rgba(201, 165, 92, 0.16), rgba(255, 255, 255, 0.92)),
    #fff;
  box-shadow: var(--shadow);
}

.referral-visual {
  overflow: hidden;
  margin: 0;
  border-radius: 22px;
  box-shadow: 0 14px 34px rgba(15, 39, 71, 0.1);
}

.referral-visual img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  object-position: center;
}

.referral-card h2 {
  font-size: clamp(1.65rem, 5vw, 2.6rem);
}

.referral-lead {
  margin-bottom: 0;
  color: var(--primary);
  font-size: clamp(1.35rem, 5vw, 2.35rem);
  font-weight: 800;
  line-height: 1.45;
}

.referral-copy p:last-child {
  margin-bottom: 0;
}

.application {
  width: 100%;
  padding: 82px max(20px, calc((100vw - var(--container)) / 2)) 104px;
  background:
    radial-gradient(circle at top right, rgba(201, 165, 92, 0.18), transparent 34%),
    var(--primary);
}

.form-intro {
  max-width: 760px;
}

.application h2 {
  color: #fff;
}

.application p {
  color: rgba(255, 255, 255, 0.78);
}

.entry-form {
  display: grid;
  gap: 18px;
  max-width: 760px;
  margin-top: 28px;
  padding: 22px;
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.16);
}

.external-form-card {
  text-align: center;
}

.form-note {
  margin: 0;
  color: var(--subtext) !important;
}

.field {
  display: grid;
  gap: 8px;
}

label {
  color: var(--primary);
  font-weight: 800;
}

label span {
  display: inline-flex;
  margin-left: 6px;
  padding: 2px 7px;
  border-radius: 999px;
  color: #fff;
  font-size: 0.72rem;
  background: var(--accent);
}

input,
textarea {
  width: 100%;
  min-height: 52px;
  padding: 13px 14px;
  border: 1px solid rgba(15, 39, 71, 0.18);
  border-radius: 14px;
  color: var(--text);
  font: inherit;
  background: #fbfbfb;
}

textarea {
  resize: vertical;
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: #b33636;
  background: #fff8f8;
}

.error-message {
  min-height: 1.4em;
  margin: 0;
  color: #b33636 !important;
  font-size: 0.84rem;
}

.form-button {
  width: 100%;
}

.success-message {
  margin: 0;
  padding: 14px;
  border-radius: 14px;
  color: var(--primary) !important;
  font-weight: 800;
  background: rgba(201, 165, 92, 0.16);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 28px max(20px, calc((100vw - var(--container)) / 2));
  color: rgba(255, 255, 255, 0.78);
  background: #091a31;
}

.site-footer p {
  margin: 0;
  font-weight: 800;
}

.site-footer a {
  text-decoration: none;
}

.floating-cta {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border-radius: 999px;
  color: var(--primary);
  font-weight: 800;
  text-decoration: none;
  background: var(--accent);
  box-shadow: 0 14px 30px rgba(15, 39, 71, 0.18);
}

@media (min-width: 760px) {
  .hero {
    min-height: 820px;
    align-items: center;
  }

  .hero-content {
    padding-top: 150px;
  }

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

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

  .event-gallery-track {
    grid-auto-columns: minmax(68%, 1fr);
  }

  .message {
    grid-template-columns: minmax(280px, 0.85fr) 1.15fr;
  }

  .entry-form {
    grid-template-columns: repeat(2, 1fr);
    padding: 34px;
  }

  .field:has(textarea),
  .form-button,
  .success-message {
    grid-column: 1 / -1;
  }
}

@media (max-width: 759px) {
  body {
    padding-bottom: 72px;
  }

  .site-header {
    padding: 12px 16px;
  }

  .brand small,
  .header-nav a:first-child {
    display: none;
  }

  .hero {
    min-height: 730px;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(15, 39, 71, 0.1), rgba(15, 39, 71, 0.96) 70%),
      linear-gradient(90deg, rgba(15, 39, 71, 0.42), rgba(15, 39, 71, 0.02));
  }

  .hero-visual img,
  .hero-visual video {
    object-position: 58% top;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-facts {
    grid-template-columns: 1fr;
  }

  .section {
    width: min(100% - 32px, var(--container));
    padding: 62px 0;
  }

  .values,
  .application {
    padding-left: 16px;
    padding-right: 16px;
  }

  .site-footer {
    display: block;
    padding-bottom: 88px;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}