:root {
  --purple: #310f53;
  --purple-hover: #270c43;
  --purple-light: #f1edf7;
  --purple-bg: #f5f1f9;
  --text: #2f2f2f;
  --white: #ffffff;
  --gray: #f5f5f5;
  --border: #e2e2e2;
}

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

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  color: var(--text);
  line-height: 1.8;
  background: var(--white);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  font-weight: 800;
  color: var(--purple);
  letter-spacing: 0.04em;
  font-size: 20px;
  line-height: 1.2;
}

.logo span {
  display: block;
  font-size: 11px;
  color: #c8a34d;
  font-weight: 600;
  margin-top: 3px;
}

.nav {
  font-size: 14px;
  font-weight: 700;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
}

.nav a {
  color: var(--text);
}

.line-btn,
.primary-btn,
.secondary-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 999px;
  font-weight: 800;
  transition: 0.2s;
}

.line-btn {
  background: #05b84b;
  color: var(--white) !important;
  padding: 9px 18px;
}

.menu-icon {
  display: none;
  border: none;
  background: none;
  padding: 0;
  font-family: inherit;
  font-size: 28px;
  line-height: 1;
  color: var(--purple);
  font-weight: bold;
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  background: url("img/okano_kv.jpg") right center/cover;
  color: var(--white);
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 80px 20px;
  width: 100%;
}

.hero-label {
  display: inline-block;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.38);
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(34px, 6vw, 64px);
  line-height: 1.25;
  letter-spacing: 0.04em;
  margin-bottom: 22px;
}

.hero-name {
  font-size: clamp(22px, 4vw, 34px);
  font-weight: 900;
  margin-bottom: 28px;
}

.hero-text {
  max-width: 620px;
  font-size: 17px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.primary-btn {
  background: var(--white);
  color: var(--purple);
  padding: 13px 26px;
}

.secondary-btn {
  border: 2px solid rgba(255, 255, 255, 0.9);
  color: var(--white);
  padding: 11px 24px;
}

.section {
  padding: 78px 20px;
}

.section:nth-of-type(even) {
  background: var(--purple-bg);
}

.container {
  max-width: 1120px;
  margin: 0 auto;
}

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

.section-kicker {
  color: #c8a34d;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title {
  color: var(--purple);
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.35;
  margin-bottom: 12px;
}

.section-lead {
  max-width: 760px;
  color: #555;
}

.grid-3 {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.grid-3 > * {
  flex: 1 1 calc(33.333% - 16px);
}

.card {
  background: var(--white);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.07);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.card-img {
  height: 190px;
  background: var(--purple-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple);
  font-weight: 800;
  text-align: center;
  padding: 20px;
}

.card-body {
  padding: 22px;
}

.date {
  color: var(--purple-hover);
  font-weight: 800;
  font-size: 13px;
  margin-bottom: 8px;
}

.card h3 {
  color: var(--purple);
  line-height: 1.5;
  font-size: 19px;
  margin-bottom: 8px;
}

.profile-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 42px;
  align-items: center;
}

.profile-wrap > .profile-photo {
  flex: 0.9 1 300px;
}

.profile-wrap > div:not(.profile-photo) {
  flex: 1.1 1 300px;
}

.profile-photo {
  min-height: 430px;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.12);
}

.profile-photo img {
  height: 100%;
  object-fit: cover;
}

.voice-list {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  list-style: none;
}

.voice-list > * {
  flex: 1 1 calc(50% - 9px);
}

.voice {
  background: var(--white);
  border-left: 6px solid var(--purple);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
  font-weight: 700;
}

.policy-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  list-style: none;
}

.policy-grid > * {
  flex: 1 1 calc(16.666% - 11.667px);
}

.policy-item {
  background: var(--white);
  border-radius: 18px;
  padding: 20px 10px;
  text-align: center;
  font-weight: 800;
  color: var(--purple);
  border: 1px solid var(--border);
}

.policy-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.video-card .card-img {
  background: #1f1f1f;
  color: var(--white);
  position: relative;
}

.play {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: var(--purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto 10px;
}

.event-list {
  background: var(--white);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  list-style: none;
}

.event-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  padding: 22px;
  border-bottom: 1px solid var(--border);
}

.event-row > .event-date {
  flex: 0 0 140px;
}

.event-row > div:not(.event-date) {
  flex: 1 1 auto;
}

.event-row > .small-btn {
  flex: 0 0 160px;
}

.event-row:last-child {
  border-bottom: none;
}

.event-date {
  color: var(--purple);
  font-weight: 900;
  font-size: 20px;
}

.event-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--purple-hover);
}

.small-btn {
  display: inline-flex;
  justify-content: center;
  border-radius: 999px;
  background: var(--purple);
  color: var(--white);
  font-weight: 800;
  padding: 8px 16px;
  font-size: 14px;
}

.support {
  background: linear-gradient(135deg, var(--purple), var(--purple-hover));
  color: var(--white);
  border-radius: 32px;
  padding: 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  align-items: center;
}

.support > div:first-child {
  flex: 1.1 1 300px;
}

.support > .support-actions {
  flex: 0.9 1 300px;
}

.support h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.35;
  margin-bottom: 16px;
}

.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.support-actions > a {
  flex: 1 1 calc(50% - 7px);
}

.support-actions a {
  background: var(--white);
  color: var(--purple);
  border-radius: 18px;
  text-align: center;
  padding: 18px 12px;
  font-weight: 900;
}

.sns-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  list-style: none;
}

.sns-grid > li {
  flex: 1 1 calc(25% - 12px);
}

.sns-grid a {
  display: block;
  background: var(--gray);
  border-radius: 18px;
  padding: 20px;
  text-align: center;
  font-weight: 900;
  color: var(--purple);
  border: 1px solid var(--border);
}

.site-footer {
  background: var(--purple-hover);
  color: var(--white);
  padding: 48px 20px;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  font-size: 14px;
}

.fixed-line {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 200;
  background: #05b84b;
  color: var(--white);
  border-radius: 999px;
  padding: 13px 20px;
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .menu-icon {
    display: block;
  }

  .hero {
    min-height: 76vh;
  }

  .hero-inner {
    padding: 70px 20px;
  }

  .grid-3 > *,
  .profile-wrap > .profile-photo,
  .profile-wrap > div:not(.profile-photo),
  .voice-list > *,
  .support > div:first-child,
  .support > .support-actions {
    flex-basis: 100%;
  }

  .policy-grid > * {
    flex-basis: calc(50% - 7px);
  }

  .event-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .event-row > .event-date,
  .event-row > div:not(.event-date),
  .event-row > .small-btn {
    flex: 1 1 auto;
  }

  .sns-grid > li {
    flex-basis: calc(50% - 8px);
  }

  .support {
    padding: 34px 22px;
    border-radius: 24px;
  }

  .support-actions > a {
    flex-basis: 100%;
  }
}

@media (max-width: 520px) {
  .section {
    padding: 58px 18px;
  }

  .hero {
    background:
      linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)),
      url("img/okano_kv.jpg") right -400px center/cover;
  }

  .hero-inner {
    position: relative;
  }

  .hero h1 {
    font-size: 36px;
    margin-bottom: 15px
  }

  .hero-name {
    margin-bottom: 15px;
  }

  .hero-sp-kv-inner {
    margin-top: 550px;
  }

  .hero-label {
    margin-bottom: 15px;
  }

  .hero-text {
    font-size: 15px;
    margin-bottom: 20px;
  }

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

  .card-img {
    height: 160px;
  }

  .profile-photo {
    min-height: 320px;
  }

  .fixed-line {
    left: 16px;
    right: 16px;
    text-align: center;
    justify-content: center;
  }
}