@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@500;600;700;800&display=swap");

:root {
  --aqua: #20b8c2;
  --aqua-dark: #087e88;
  --yellow: #f5d05f;
  --pink: #ee8097;
  --ink: #17343a;
  --muted: #64767a;
  --paper: #fffdf6;
  --white: #ffffff;
  --line: #d9eeee;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, sans-serif;
  line-height: 1.85;
  background: var(--paper);
}

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

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

.site-header {
  display: none;
  position: fixed;
  z-index: 40;
  top: 0;
  left: 0;
  right: 0;
  display: none;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 26px;
  padding: 22px clamp(18px, 4vw, 54px);
  background: rgba(255, 253, 246, 0.86);
  backdrop-filter: blur(16px);
}

.brand {
  display: grid;
  line-height: 1.05;
  font-family: "Montserrat", sans-serif;
}

.brand span {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.brand small {
  margin-top: 5px;
  color: var(--aqua-dark);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(16px, 2vw, 30px);
  color: var(--aqua-dark);
  font-size: 13px;
  font-weight: 900;
}

.header-button,
.intro-strip a,
.final-cta a {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: var(--white);
  background: var(--aqua-dark);
  font-weight: 900;
  line-height: 1.2;
}

.header-button {
  padding: 0 20px;
  white-space: nowrap;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  padding: 118px clamp(18px, 5vw, 76px) 80px;
  background:
    radial-gradient(circle at 18% 20%, rgba(255, 255, 255, 0.95), transparent 14%),
    linear-gradient(135deg, #fefcf4 0%, #d8f5f7 58%, #b6edf1 100%);
}

.hero-arai {
  min-height: 100svh;
  padding: 0;
  overflow: hidden;
  color: var(--white);
  background: #42b9c0;
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
}

.hero-arai::after {
  content: "";
  position: absolute;
  inset: auto -10% -32% -10%;
  z-index: 0;
  height: 50%;
  background: radial-gradient(ellipse at center, rgba(8, 126, 136, 0.28), transparent 62%);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1400ms ease, transform 1400ms ease;
}

body.is-loaded .hero-arai::after {
  opacity: 1;
  transform: translateY(0);
}

.hero-arai::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.5) 1px, transparent 1px);
  background-size: 32px 32px;
}

.hero-arai-brand {
  position: absolute;
  z-index: 6;
  top: clamp(28px, 5vw, 56px);
  left: clamp(24px, 6.8vw, 130px);
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.js-hero-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 900ms ease, transform 900ms cubic-bezier(0.215, 0.61, 0.355, 1);
}

body.is-loaded .js-hero-reveal {
  opacity: 1;
  transform: translateY(0);
}

body.is-loaded .hero-arai-title {
  transition-delay: 260ms;
}

body.is-loaded .hero-arai-thanks {
  transition-delay: 520ms;
}

.hero-arai-brand strong {
  font-size: clamp(32px, 3.6vw, 54px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.03em;
}

.hero-arai-brand span {
  font-size: clamp(11px, 0.9vw, 14px);
  font-weight: 500;
}

.hero-arai-bg {
  position: absolute;
  z-index: 1;
  top: 5.8%;
  left: 50%;
  width: min(55vw, 830px);
  max-width: none;
  transform: translate3d(-47%, 0, 0) scale(1);
  opacity: 0.9;
  will-change: opacity, transform, filter;
  animation: heroBgIn 1300ms cubic-bezier(0.215, 0.61, 0.355, 1) both;
}

.hero-arai-person {
  position: absolute;
  z-index: 3;
  left: 49.5%;
  bottom: 4.2%;
  width: min(37vw, 600px);
  max-width: none;
  transform: translate3d(-44%, 0, 0) scale(1);
  filter: drop-shadow(0 22px 28px rgba(9, 94, 102, 0.18));
  will-change: opacity, transform;
  animation: heroPersonIn 1100ms cubic-bezier(0.215, 0.61, 0.355, 1) 250ms both;
}

.hero-arai-title {
  position: absolute;
  z-index: 5;
  top: 37%;
  right: clamp(40px, 8.1vw, 150px);
  text-align: left;
}

.hero-arai-title span {
  display: block;
  font-size: clamp(28px, 3vw, 48px);
  font-weight: 500;
  line-height: 1.1;
}

.hero-arai-title h1 {
  margin: 12px 0 0;
  font-size: clamp(64px, 7vw, 112px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.02em;
}

.hero-arai-thanks {
  position: absolute;
  z-index: 6;
  left: clamp(24px, 6.8vw, 130px);
  bottom: 48.5%;
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.hero-arai-points {
  position: absolute;
  z-index: 7;
  left: clamp(24px, 6.8vw, 130px);
  bottom: 9.2%;
  --point-gap: 6px;
  width: min(36vw, 690px);
  padding-bottom: 64px;
  overflow: hidden;
}

.hero-arai-points-track {
  display: flex;
  gap: var(--point-gap);
  width: 100%;
  animation: pointSlider 10.5s cubic-bezier(0.76, 0, 0.24, 1) 1400ms infinite;
}

.hero-arai-points article {
  position: relative;
  flex: 0 0 45%;
  min-height: clamp(180px, 15.5vw, 300px);
  overflow: visible;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius);
  opacity: 0;
  transform: translateY(22px) scale(0.96);
  transition: opacity 900ms ease, transform 900ms cubic-bezier(0.215, 0.61, 0.355, 1);
}

body.is-loaded .hero-arai-points article {
  opacity: 1;
  transform: translateY(0) scale(1);
}

body.is-loaded .hero-arai-points article:nth-child(1) {
  transition-delay: 760ms;
}

body.is-loaded .hero-arai-points article:nth-child(2) {
  transition-delay: 900ms;
}

body.is-loaded .hero-arai-points article:nth-child(3) {
  transition-delay: 1040ms;
}

body.is-loaded .hero-arai-points article:nth-child(4) {
  transition-delay: 1180ms;
}

body.is-loaded .hero-arai-points article:nth-child(5) {
  transition-delay: 1320ms;
}

.hero-arai-points article::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(0, 0, 0, 0.32);
  transition: background 260ms ease;
}

.hero-arai-points article:hover::after {
  background: rgba(0, 0, 0, 0.18);
}

.hero-arai-points article:hover {
  transform: translateY(-8px) scale(1.02);
}

.hero-arai-points img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-arai-points article > img {
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.hero-arai-points strong {
  position: absolute;
  z-index: 2;
  left: 14px;
  bottom: 8px;
  display: flex;
  align-items: baseline;
  color: var(--white);
  font-size: clamp(60px, 6.8vw, 126px);
  font-weight: 800;
  line-height: 0.86;
  letter-spacing: -0.05em;
  text-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}

.hero-arai-points strong span {
  margin-left: 4px;
  font-size: 0.46em;
  letter-spacing: 0;
}

.hero-arai-points p {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 0;
  bottom: -64px;
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  margin: 0;
  border-radius: 999px;
  color: var(--white);
  background: #000;
  font-family: "Noto Sans JP", "Yu Gothic", sans-serif;
  font-size: clamp(15px, 1.35vw, 25px);
  font-weight: 800;
  letter-spacing: 0.08em;
}

@keyframes heroBgIn {
  from {
    opacity: 0;
    transform: translate3d(-47%, 24px, 0) scale(0.96);
    filter: blur(8px);
  }
  to {
    opacity: 0.9;
    transform: translate3d(-47%, 0, 0) scale(1);
    filter: blur(0);
  }
}

@keyframes heroPersonIn {
  from {
    opacity: 0;
    transform: translate3d(-44%, 36px, 0) scale(0.94);
  }
  to {
    opacity: 1;
    transform: translate3d(-44%, 0, 0) scale(1);
  }
}

@keyframes pointSlider {
  0%,
  24% {
    transform: translateX(0);
  }
  33%,
  57% {
    transform: translateX(calc((45% + var(--point-gap)) * -1));
  }
  66%,
  90% {
    transform: translateX(calc((45% + var(--point-gap)) * -2));
  }
  100% {
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.44;
  background-image:
    linear-gradient(rgba(8, 126, 136, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8, 126, 136, 0.14) 1px, transparent 1px);
  background-size: 44px 44px;
}

.hero-title {
  position: absolute;
  z-index: 5;
  left: 50%;
  top: 48%;
  width: min(480px, 78vw);
  transform: translate(-50%, -50%);
  text-align: center;
}

.hero-title p,
.section-title p {
  margin: 0 0 8px;
  color: var(--aqua-dark);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.hero-title h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(44px, 7vw, 92px);
  font-weight: 400;
  line-height: 0.94;
}

.hero-title span {
  display: inline-block;
  margin-top: 22px;
  padding: 8px 18px;
  border: 2px solid var(--aqua-dark);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  font-weight: 900;
}

.hero-photo {
  position: absolute;
  z-index: 3;
  margin: 0;
}

.hero-photo-close {
  right: clamp(24px, 9vw, 150px);
  bottom: 8%;
  width: min(390px, 31vw);
  overflow: hidden;
  border: 12px solid var(--white);
  border-radius: 999px 999px 999px 18px;
  box-shadow: 0 28px 70px rgba(8, 126, 136, 0.22);
}

.hero-photo-close img {
  aspect-ratio: 0.78;
  width: 100%;
  object-fit: cover;
  object-position: 42% center;
}

.hero-photo-full {
  left: clamp(12px, 7vw, 120px);
  bottom: -6px;
  width: min(390px, 31vw);
  filter: drop-shadow(0 28px 24px rgba(9, 94, 102, 0.22));
}

.hero-deco {
  position: absolute;
  z-index: 2;
  color: var(--aqua-dark);
  font-weight: 900;
}

.deco-note {
  left: 16%;
  top: 22%;
  font-size: 80px;
  transform: rotate(-16deg);
}

.deco-cd {
  right: 10%;
  top: 22%;
  width: 118px;
  height: 118px;
  border: 10px solid rgba(8, 126, 136, 0.16);
  border-radius: 50%;
}

.deco-cd::after {
  content: "";
  position: absolute;
  inset: 38px;
  border: 5px solid rgba(8, 126, 136, 0.24);
  border-radius: 50%;
}

.deco-flower {
  left: 11%;
  bottom: 23%;
  color: var(--pink);
  font-size: 74px;
}

.intro-strip {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
  padding: 20px clamp(18px, 5vw, 76px);
  color: var(--aqua-dark);
  background: var(--white);
  border-block: 1px solid var(--line);
  text-align: center;
  font-weight: 900;
}

.intro-strip a {
  padding: 0 20px;
}

.section {
  padding: clamp(82px, 10vw, 140px) clamp(18px, 5vw, 76px);
}

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

.section-title h2 {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(40px, 5.2vw, 74px);
  line-height: 1.26;
  letter-spacing: 0;
}

.section-title span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-weight: 800;
}

.center {
  text-align: center;
}

.message {
  background: var(--paper);
}

.message-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.74fr) minmax(0, 1fr);
  gap: clamp(36px, 7vw, 92px);
}

.message-body {
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(17px, 1.7vw, 21px);
}

.message-body p {
  margin: 0;
}

.message-body p + p {
  margin-top: 24px;
}

.signature {
  text-align: right;
}

.info {
  background: #f5fbfb;
}

.info-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 40px;
}

.info-cards article,
.manual-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 18px 50px rgba(9, 94, 102, 0.08);
}

.info-cards article {
  padding: 28px;
}

.info-cards time {
  color: var(--pink);
  font-weight: 900;
}

.info-cards h3,
.manual-grid h3,
.episode-list h3 {
  margin: 12px 0 8px;
  font-size: 21px;
  line-height: 1.45;
}

.info-cards p,
.manual-grid p,
.episode-list p,
.sns-links span {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.gallery {
  overflow: hidden;
  padding: 36px 0;
  background: var(--white);
}

.gallery-track {
  display: flex;
  gap: 18px;
  width: max-content;
  padding-inline: clamp(18px, 5vw, 76px);
}

.gallery-track img {
  width: clamp(220px, 26vw, 360px);
  aspect-ratio: 1.25;
  border-radius: var(--radius);
  object-fit: cover;
  box-shadow: 0 14px 36px rgba(9, 94, 102, 0.14);
}

.episode {
  background:
    radial-gradient(circle at 86% 12%, rgba(32, 184, 194, 0.16), transparent 22%),
    var(--paper);
}

.episode .section-inner {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 72px);
}

.episode-list {
  display: grid;
  gap: 28px;
}

.episode-list article {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 24px;
  padding-bottom: 28px;
  border-bottom: 1px dashed rgba(8, 126, 136, 0.28);
}

.episode-list article > span,
.manual-grid article > span {
  color: var(--aqua);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 52px;
  line-height: 1;
}

.episode-list article p:first-child {
  color: var(--aqua-dark);
  font-weight: 900;
}

.manual {
  background: #e9f8fa;
}

.manual-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.manual-grid article {
  padding: 28px;
}

.media {
  background: var(--white);
}

.media-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.56fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 70px);
  align-items: start;
}

.sns-links {
  display: grid;
  gap: 12px;
}

.sns-links a {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fdfd;
  color: var(--aqua-dark);
  font-size: 20px;
  font-weight: 900;
}

.final-cta {
  padding: clamp(80px, 11vw, 150px) 20px;
  text-align: center;
  color: var(--white);
  background:
    radial-gradient(circle at 24% 20%, rgba(255, 255, 255, 0.2), transparent 26%),
    linear-gradient(135deg, #22b9c0, #0b8b96);
}

.final-cta p {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(28px, 4vw, 52px);
}

.final-cta h2 {
  margin: 0 0 28px;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(42px, 6vw, 86px);
  line-height: 1.2;
}

.final-cta a {
  min-width: 260px;
  color: var(--aqua-dark);
  background: var(--white);
}

.site-footer {
  padding: 34px 20px;
  text-align: center;
  color: var(--white);
  background: #075d68;
}

.site-footer p {
  margin: 0;
  font-weight: 900;
}

.site-footer small {
  display: block;
  margin-top: 10px;
  opacity: 0.74;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    display: none;
  }

  .hero-photo-close {
    width: min(330px, 38vw);
  }

  .hero-photo-full {
    width: min(330px, 38vw);
  }

  .hero-arai {
    min-height: 900px;
  }

  .hero-arai-bg {
    top: 9%;
    width: 760px;
  }

  .hero-arai-person {
    left: 58%;
    bottom: 20%;
    width: 440px;
  }

  .hero-arai-title {
    top: 30%;
    right: 28px;
  }

  .hero-arai-thanks {
    bottom: 39%;
  }

  .hero-arai-points {
    right: 24px;
    bottom: 8%;
    width: auto;
    left: 24px;
  }

  .message-grid,
  .episode .section-inner,
  .media-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  .site-header {
    padding: 14px 18px;
  }

  .header-button {
    display: none;
  }

  .hero {
    min-height: 820px;
    padding-top: 90px;
  }

  .hero-arai {
    min-height: 920px;
    padding: 0;
  }

  .hero-arai-brand {
    top: 28px;
    left: 22px;
    display: grid;
    gap: 4px;
  }

  .hero-arai-brand strong {
    font-size: 34px;
  }

  .hero-arai-bg {
    top: 104px;
    left: 50%;
    width: 620px;
    transform: translateX(-50%);
  }

  .hero-arai-person {
    left: 55%;
    bottom: 218px;
    width: 360px;
  }

  .hero-arai-title {
    top: 380px;
    right: 18px;
  }

  .hero-arai-title span {
    font-size: 26px;
  }

  .hero-arai-title h1 {
    font-size: 54px;
  }

  .hero-arai-thanks {
    left: 22px;
    bottom: 360px;
    font-size: 26px;
  }

  .hero-arai-points {
    left: 18px;
    right: 18px;
    bottom: 72px;
    width: auto;
    --point-gap: 4px;
  }

  .hero-arai-points article {
    flex-basis: 45%;
    min-height: 132px;
  }

  .hero-arai-points strong {
    left: 7px;
    bottom: 8px;
    font-size: 42px;
  }

  .hero-arai-points p {
    bottom: -48px;
    min-height: 38px;
    font-size: 10px;
    letter-spacing: 0.02em;
  }

  .hero-title {
    top: 42%;
  }

  .hero-photo-close {
    right: -28px;
    bottom: 26px;
    width: 260px;
  }

  .hero-photo-full {
    left: -34px;
    bottom: 0;
    width: 270px;
  }

  .deco-note {
    left: 10%;
    top: 18%;
  }

  .deco-cd {
    right: 7%;
    top: 17%;
    width: 88px;
    height: 88px;
  }

  .intro-strip {
    grid-template-columns: 1fr;
  }

  .info-cards,
  .manual-grid {
    grid-template-columns: 1fr;
  }

  .episode-list article {
    grid-template-columns: 1fr;
  }

  .sns-links a {
    display: grid;
  }
}

/* Official Site mockup layout */
body {
  background: #fff;
  color: #111;
}

.hero-arai {
  min-height: min(56.25vw, 100svh);
  background: #43bac1;
}

.hero-arai::before,
.hero-arai::after {
  display: none;
}

.hero-arai-bg {
  top: 2.4%;
  width: min(54vw, 980px);
  transform: translate3d(-44%, 0, 0) scale(1);
}

.hero-arai-person {
  left: 50.2%;
  bottom: 5.4%;
  width: min(38vw, 720px);
  transform: translate3d(-42%, 0, 0) scale(1);
}

.hero-arai-brand {
  top: 5.2%;
  left: 6.7%;
}

.hero-arai-brand strong {
  font-size: clamp(14px, 3vw, 54px);
  letter-spacing: 0.04em;
}

.hero-arai-brand span {
  font-size: clamp(9px, 0.72vw, 14px);
}

.hero-arai-title {
  top: 37.6%;
  right: 8.4%;
}

.hero-arai-title span {
  font-size: clamp(18px, 2.8vw, 54px);
}

.hero-arai-title h1 {
  margin-top: 10px;
  font-size: clamp(42px, 7.4vw, 142px);
}

.hero-arai-thanks {
  left: 6.7%;
  bottom: 47.4%;
  font-size: clamp(20px, 2.6vw, 50px);
}

.hero-arai-points {
  left: 6.7%;
  bottom: 10%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  width: min(47.5vw, 900px);
  padding-bottom: 46px;
  overflow: visible;
}

.hero-arai-points article {
  min-height: clamp(108px, 11.3vw, 218px);
  border-radius: 8px;
  flex: none;
}

.hero-arai-points article:hover {
  transform: translateY(0) scale(1);
}

.hero-arai-points strong {
  left: 8px;
  bottom: 4px;
  font-size: clamp(38px, 6vw, 116px);
}

.hero-arai-points p {
  bottom: -46px;
  min-height: 34px;
  font-size: clamp(10px, 1.35vw, 25px);
}

.page-section {
  padding: clamp(66px, 8.5vw, 140px) clamp(24px, 6.8vw, 130px);
  background: #fff;
}

.page-inner {
  width: min(100%, 1120px);
  margin: 0 auto;
}

.thanks-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(280px, 0.82fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: center;
}

.thanks-message-layout {
  display: block;
  width: min(820px, 100%);
}

.thanks-message-layout .thanks-copy {
  text-align: center;
}

.thanks-message-layout .jp-lead {
  display: inline-block;
  margin: 22px auto 46px;
  writing-mode: horizontal-tb;
  letter-spacing: 0.08em;
}

.message-image {
  width: min(720px, 100%);
  margin: 0 auto;
}

.thanks-copy h2,
.page-heading h2,
.album-title h2,
.mv-title h2 {
  margin: 0;
  color: #111;
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(32px, 4.4vw, 64px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
}

.thanks-copy .jp-lead {
  margin: 8px 0 42px;
  font-size: clamp(14px, 1.25vw, 20px);
  font-weight: 800;
  line-height: 1.5;
}

.thanks-copy p:not(.jp-lead) {
  margin: 0;
  font-size: clamp(13px, 1.08vw, 16px);
  font-weight: 600;
  line-height: 2.15;
  letter-spacing: 0.04em;
}

.thanks-copy p:not(.jp-lead) + p {
  margin-top: 22px;
}

.thanks-photos {
  position: relative;
  min-height: clamp(360px, 41vw, 620px);
}

.thanks-photos img {
  position: absolute;
  width: 48%;
  border-radius: 3px;
  object-fit: cover;
  box-shadow: none;
}

.thanks-photo-main {
  top: 0;
  left: 8%;
}

.thanks-photo-sub {
  right: 4%;
  bottom: 0;
}

.page-heading {
  text-align: center;
}

.page-heading p {
  display: inline-block;
  margin: 18px 0 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.1;
  writing-mode: vertical-rl;
}

.contents-section {
  padding-top: 22px;
  padding-bottom: 94px;
}

.web-logo-image {
  width: min(220px, 44vw);
  margin: 34px auto 0;
}

.contents-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 26px);
  width: min(760px, 100%);
  margin: 70px auto 0;
}

.contents-links a {
  display: grid;
  min-height: clamp(92px, 9vw, 144px);
  place-items: center;
  color: #12243a;
  background: #6ca4df;
  border-radius: 0;
  font-size: clamp(13px, 1vw, 17px);
  font-weight: 700;
}

.location-section {
  padding-top: clamp(66px, 8vw, 120px);
  padding-bottom: 76px;
  background: #43bac1;
  color: #fff;
}

.location-section .page-heading h2,
.location-section .page-heading p {
  color: #fff;
}

.album-section {
  padding-top: 0;
}

.album-title,
.mv-title {
  margin-bottom: 26px;
}

.album-title h2 {
  font-size: clamp(32px, 4.4vw, 64px);
}

.mv-title h2 {
  font-size: clamp(30px, 3.3vw, 48px);
}

.album-title h2 span,
.mv-title h2 span {
  font-size: 0.48em;
}

.album-title p,
.mv-title p {
  margin: 2px 0 0;
  font-size: 12px;
  font-weight: 800;
}

.album-layout {
  display: grid;
  grid-template-columns: minmax(160px, 0.55fr) minmax(260px, 1fr);
  gap: clamp(34px, 7vw, 96px);
  align-items: end;
}

.album-person {
  width: min(330px, 100%);
  justify-self: center;
}

.album-logo {
  width: min(300px, 86%);
  align-self: center;
}

.album-cover {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.performance-section {
  padding-top: clamp(76px, 9vw, 150px);
}

.performance-section .page-heading {
  margin-bottom: 22px;
}

.performance-section .page-heading p {
  margin-top: 8px;
  writing-mode: horizontal-tb;
}

.performance-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 14px;
  width: min(920px, 100%);
  margin: 0 auto 24px;
  padding: 0;
  list-style: none;
}

.performance-tags li {
  min-width: 150px;
  padding: 8px 16px;
  color: #fff;
  background: #000;
  border-radius: 999px;
  text-align: center;
  font-size: clamp(12px, 1vw, 15px);
  font-weight: 800;
  line-height: 1.2;
}

.performance-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(210px, 0.48fr);
  gap: 22px;
  align-items: end;
}

.performance-collage {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: clamp(112px, 11vw, 170px);
  gap: 8px;
}

.performance-collage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.performance-collage img:nth-child(1) {
  grid-row: span 2;
}

.performance-collage img:nth-child(4) {
  grid-column: span 2;
}

.performance-person {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  object-position: bottom center;
}

.mv-section {
  padding-top: 70px;
}

.mv-photo {
  width: min(900px, 100%);
  margin: 0 auto;
  aspect-ratio: 1.64;
  object-fit: cover;
}

.request-section {
  padding-top: clamp(84px, 10vw, 170px);
  padding-bottom: clamp(120px, 16vw, 260px);
}

.request-lead-layout {
  display: block;
  width: min(760px, 100%);
  margin: 42px auto 0;
  text-align: center;
}

.request-lead-layout img {
  display: none;
}

.request-lead-layout p,
.request-info p,
.request-info li {
  margin: 0;
  font-size: clamp(13px, 1.03vw, 16px);
  font-weight: 700;
  line-height: 2.15;
  letter-spacing: 0.04em;
}

.request-lead-layout p + p {
  margin-top: 16px;
}

.request-photo-strip,
.request-photo-slider {
  width: min(980px, 100%);
  margin: clamp(42px, 6vw, 78px) auto 0;
}

.request-photo-strip img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  object-fit: cover;
}

.request-photo-slider {
  --slider-x: 0px;
  --request-gap: 2%;
  overflow: hidden;
  padding-inline: clamp(10px, 2vw, 22px);
}

.request-photo-slider-track {
  display: flex;
  gap: var(--request-gap);
  transform: translateX(calc(var(--slider-x, 0px) * -1));
  transition: transform 720ms cubic-bezier(0.76, 0, 0.24, 1);
}

.request-photo-slider img {
  width: 49%;
  min-width: 0;
  max-width: 49%;
  flex: 0 0 49%;
  aspect-ratio: 1;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.request-info {
  display: grid;
  gap: 0;
  width: min(1060px, 100%);
  margin: clamp(70px, 8vw, 110px) auto 0;
}

.request-info section {
  display: grid;
  grid-template-columns: minmax(430px, 0.44fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
  padding: clamp(26px, 3vw, 38px) 0;
  border-top: 1px solid #d8d8d8;
}

.request-info section:last-child {
  border-bottom: 1px solid #d8d8d8;
}

.request-info-title {
  display: block;
}

.request-info-title h3 {
  margin: -0.1em 0 0;
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(34px, 3.8vw, 50px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: 0.02em;
}

.request-info-title span {
  display: inline-grid;
  justify-items: center;
  gap: 10px;
  margin-top: 20px;
  color: #111;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.12em;
  writing-mode: horizontal-tb;
}

.request-info-title span::before {
  content: "";
  width: 2px;
  height: 30px;
  background: #111;
}

.request-info ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.request-info li {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 44px;
  align-items: center;
  border-bottom: 1px solid #e1e1e1;
}

.request-info li:last-child {
  border-bottom: 0;
}

.request-info li small {
  display: block;
  margin-top: 2px;
  color: #7e878b;
  font-size: 0.86em;
  font-weight: 700;
  line-height: 1.45;
}

.request-cta {
  margin: clamp(52px, 7vw, 90px) auto 0;
  text-align: center;
}

.request-cta p {
  margin: 0 0 18px;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.request-cta > a {
  display: inline-grid;
  min-width: min(320px, 100%);
  min-height: 56px;
  place-items: center;
  padding: 0 30px;
  border-radius: 999px;
  color: #fff;
  background: #43bac1;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.request-cta-line {
  margin-top: clamp(36px, 5vw, 60px);
}

.request-cta-line-btn {
  display: inline-grid;
  min-width: min(320px, 100%);
  min-height: 56px;
  place-items: center;
  padding: 0 30px;
  border-radius: 999px;
  color: #fff;
  background: #06c755;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.site-footer {
  color: #111;
  background: #fff;
}

@media (max-width: 980px) {
  .hero-arai {
    min-height: 690px;
  }

  .hero-arai-bg {
    width: 700px;
  }

  .hero-arai-person {
    width: 430px;
  }

  .hero-arai-title {
    right: 5%;
  }

  .hero-arai-points {
    width: 54vw;
  }

  .thanks-grid,
  .album-layout,
  .performance-layout {
    grid-template-columns: 1fr;
  }

  .thanks-photos {
    width: min(560px, 100%);
    margin: 0 auto;
  }

  .performance-person {
    max-height: 420px;
  }
}

@media (max-width: 680px) {
  .hero-arai {
    min-height: 600px;
  }

  .hero-arai-brand {
    top: 18px;
    left: 16px;
  }

  .hero-arai-brand strong {
    font-size: 18px;
  }

  .hero-arai-bg {
    top: 28px;
    width: 430px;
  }

  .hero-arai-person {
    left: 57%;
    bottom: 132px;
    width: 300px;
  }

  .hero-arai-title {
    top: 116px;
    right: 18px;
  }

  .hero-arai-title span {
    font-size: 16px;
  }

  .hero-arai-title h1 {
    font-size: 34px;
  }

  .hero-arai-thanks {
    left: 18px;
    bottom: 235px;
    font-size: 18px;
  }

  .hero-arai-points {
    left: 18px;
    right: auto;
    bottom: 40px;
    width: min(82vw, 420px);
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    padding-bottom: 34px;
  }

  .hero-arai-points article {
    min-height: 82px;
  }

  .hero-arai-points strong {
    left: 5px;
    font-size: 30px;
  }

  .hero-arai-points p {
    bottom: -34px;
    min-height: 26px;
    font-size: 8px;
    letter-spacing: 0.02em;
  }

  .page-section {
    padding-inline: 22px;
  }

  .thanks-grid {
    gap: 34px;
  }

  .thanks-photos {
    min-height: 330px;
  }

  .contents-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 42px;
  }

  .album-layout {
    gap: 28px;
  }

  .album-person {
    width: 210px;
  }

  .performance-collage {
    grid-auto-rows: 104px;
    gap: 5px;
  }

  .performance-tags li {
    min-width: 132px;
  }

  .request-info {
    grid-template-columns: 1fr;
  }

  .request-info section {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .request-info-title {
    grid-template-columns: auto auto;
    justify-content: start;
  }

  .request-photo-strip {
    grid-template-columns: repeat(5, minmax(96px, 1fr));
    justify-content: start;
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .request-photo-slider {
    padding-inline: 0;
  }

  .request-photo-slider img {
    flex-basis: calc((100% - 10px) / 2);
  }
}

/* Annotation updates: logos, sliders, performance image composition */
.contents-links {
  align-items: stretch;
}

.contents-links .content-logo {
  position: relative;
  display: grid;
  gap: 6px;
  min-height: clamp(94px, 8.6vw, 132px);
  place-items: center;
  overflow: hidden;
  border-radius: 0;
  color: #111;
  background: transparent;
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  isolation: isolate;
}

.contents-links .content-logo::before {
  display: none;
}

.contents-links .content-logo img {
  width: 100%;
  height: 100%;
  min-height: clamp(94px, 8.6vw, 132px);
  object-fit: cover;
}

.content-logo .logo-main {
  font-size: clamp(20px, 2vw, 32px);
  font-weight: 800;
  line-height: 1;
}

.content-logo .logo-sub {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.content-logo-line {
  background: #6dace5;
}

.content-logo-line .logo-main {
  color: #06c755;
  padding: 5px 10px;
  border-radius: 8px;
  background: #fff;
}

.content-logo-tiktok .logo-main {
  text-shadow: -2px 0 #25f4ee, 2px 0 #fe2c55;
}

.content-logo-youtube {
  gap: 8px;
}

.youtube-mark {
  position: relative;
  width: 44px;
  height: 30px;
  border-radius: 9px;
  background: #ff0033;
}

.youtube-mark::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 8px;
  border-style: solid;
  border-width: 7px 0 7px 12px;
  border-color: transparent transparent transparent #fff;
}

.content-logo-base .logo-main {
  padding: 4px 10px;
  border: 3px solid #111;
  font-size: clamp(22px, 2.2vw, 34px);
}

.album-layout {
  grid-template-columns: minmax(170px, 0.45fr) minmax(0, 1fr);
  align-items: center;
}

.album-person {
  width: min(360px, 100%);
}

.album-slider,
.video-slider {
  --active: 0;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.album-slider {
  padding: 0 clamp(34px, 5vw, 78px);
}

.album-slider-track {
  display: flex;
  gap: 22px;
  transform: translateX(calc(var(--slider-x, 0px) * -1));
  transition: transform 720ms cubic-bezier(0.76, 0, 0.24, 1);
}

.album-slider-track img {
  flex: 0 0 78%;
  aspect-ratio: 1;
  border-radius: 14px;
  object-fit: cover;
}

.album-slider::before,
.album-slider::after,
.video-slider::before,
.video-slider::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 3;
  width: clamp(28px, 5vw, 80px);
  pointer-events: none;
}

.album-slider::before,
.video-slider::before {
  left: 0;
  background: linear-gradient(90deg, #fff 8%, rgba(255, 255, 255, 0));
}

.album-slider::after,
.video-slider::after {
  right: 0;
  background: linear-gradient(270deg, #fff 8%, rgba(255, 255, 255, 0));
}

.performance-section .page-inner.performance-inner {
  width: min(100%, 1080px);
}

.performance-heading {
  text-align: right;
}

.performance-heading p {
  writing-mode: horizontal-tb;
}

.performance-tags {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  justify-content: end;
  width: min(760px, 100%);
  margin-right: 0;
  margin-left: auto;
}

.performance-tags li {
  min-width: 0;
}

.performance-layout {
  position: relative;
  display: block;
  margin-top: 24px;
  min-height: clamp(360px, 42vw, 560px);
}

.performance-main-image {
  width: min(72%, 800px);
  border-radius: 0;
}

.performance-person {
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(30%, 340px);
  max-height: none;
  transform: translateX(0);
  object-fit: contain;
  object-position: bottom center;
}

.performance-logo {
  width: min(28%, 320px);
}

.mv-section {
  overflow: hidden;
}

.video-slider {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 0 clamp(34px, 5vw, 78px);
}

.video-slider-track {
  display: flex;
  gap: 22px;
  transform: translateX(calc(var(--slider-x, 0px) * -1));
  transition: transform 720ms cubic-bezier(0.76, 0, 0.24, 1);
}

.video-slider iframe {
  flex: 0 0 86%;
  aspect-ratio: 16 / 9;
  width: 100%;
  height: auto;
  border: 0;
  border-radius: 12px;
  background: #111;
  box-shadow: none;
}

@media (max-width: 980px) {
  .album-layout {
    grid-template-columns: 1fr;
  }

  .album-person {
    width: min(280px, 70vw);
  }

  .performance-heading {
    text-align: center;
  }

  .performance-tags {
    margin-inline: auto;
  }

  .performance-layout {
    min-height: 0;
  }

  .performance-main-image {
    width: 74%;
  }

  .performance-person {
    width: 31%;
  }
}

@media (max-width: 680px) {
  .contents-links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    margin-top: 32px;
  }

  .contents-links .content-logo {
    min-height: 72px;
  }

  .web-logo-image {
    width: min(150px, 46vw);
    margin-top: 22px;
  }

  .album-slider,
  .video-slider {
    padding-inline: 26px;
  }

  .album-slider-track {
    gap: 14px;
  }

  .album-slider-track img {
    flex-basis: 82%;
    border-radius: 10px;
  }

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

  .performance-main-image {
    width: 78%;
  }

  .performance-person {
    width: 37%;
    transform: translateX(0);
  }

  .video-slider-track {
    gap: 14px;
  }

  .video-slider iframe {
    flex-basis: 92%;
    border-radius: 10px;
  }
}

@media (max-width: 680px) {
  #contents .page-heading p,
  #location .page-heading p,
  #request .page-heading p {
    display: block;
    margin-top: 8px;
    writing-mode: horizontal-tb;
    letter-spacing: 0.08em;
    line-height: 1.5;
  }

  .album-person,
  .performance-person {
    display: none;
  }

  .performance-tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .performance-tags li {
    min-width: 0;
    padding: 7px 6px;
    font-size: 9px;
    line-height: 1;
    white-space: nowrap;
  }

  .performance-main-image {
    width: 100%;
  }

  .request-photo-slider {
    padding-inline: 0;
  }

  .request-photo-slider-track {
    gap: 0;
  }

  .request-photo-slider img {
    width: 100%;
    max-width: 100%;
    flex-basis: 100%;
  }

  .request-info section {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .request-info-title {
    display: block;
  }

  .request-info-title h3 {
    font-size: clamp(34px, 12vw, 44px);
    line-height: 1;
  }

  .request-info-title span {
    display: block;
    margin-top: 8px;
    writing-mode: horizontal-tb;
    letter-spacing: 0.08em;
  }

  .request-info-title span::before {
    display: block;
    width: 28px;
    height: 2px;
    margin: 12px 0 8px;
  }
}

.discography-section {
  position: relative;
  overflow: hidden;
  color: #fff;
  isolation: isolate;
  padding-top: clamp(36px, 4vw, 60px);
  padding-bottom: clamp(86px, 10vw, 150px);
  background: #43bac1;
}

.section-bg-deco {
  position: absolute;
  z-index: 0;
  right: -4%;
  bottom: -8%;
  width: min(44vw, 560px);
  max-width: none;
  opacity: 1;
  pointer-events: none;
  animation: sectionBgDrift 9s ease-in-out infinite;
}

.discography-section .page-inner {
  position: relative;
  z-index: 1;
}

@keyframes sectionBgDrift {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  50% {
    transform: translate(-14px, -18px) rotate(1.5deg);
  }
}

.discography-heading {
  margin-bottom: clamp(28px, 3.5vw, 48px);
}

.discography-heading h2 {
  margin: 0;
  color: #fff;
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(32px, 4.4vw, 64px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
}

.discography-heading p {
  margin: 4px 0 0;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.discography-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 60px);
  align-items: start;
}

.discography-col-label {
  margin: 0 0 clamp(14px, 1.8vw, 22px);
  color: #fff;
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(13px, 1.3vw, 18px);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.discography-section .album-slider,
.discography-section .video-slider {
  width: 100%;
  padding: 0 clamp(16px, 2.5vw, 36px);
}

.discography-section .album-slider::before,
.discography-section .video-slider::before,
.discography-section .album-slider::after,
.discography-section .video-slider::after {
  background: none;
}

.performance-section .performance-layout {
  min-height: 0;
  text-align: center;
}

.performance-section .performance-main-image {
  width: min(900px, 100%);
  margin: 0 auto;
}

@media (max-width: 680px) {
  .discography-section {
    padding-top: 48px;
    padding-bottom: 64px;
  }

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

/* ═══════════════════════════════════
   ヘッダー — 常時表示
═══════════════════════════════════ */
.site-header {
  display: grid;
  background: rgba(255, 255, 255, 0.93);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.brand span { color: #111; }
.brand small { color: #087e88; }
.site-nav a  { color: #333; }

.header-button {
  color: #fff;
  background: #06c755;
}
.header-button:hover { background: #04a844; }

/* アンカーリンクが固定ヘッダーに隠れないよう */
html { scroll-padding-top: 68px; }

/* 固定ヘッダー分だけ main を押し下げてTOPが隠れないようにする */
main { padding-top: 68px; }
.hero-arai { min-height: calc(100svh - 68px); }

/* ═══════════════════════════════════
   Request CTA — ティール全幅ブロック
═══════════════════════════════════ */
.performance-section {
  padding-bottom: clamp(36px, 4.5vw, 64px); /* Performance → Request の余白を縮小 */
}

.request-section {
  padding-top: clamp(48px, 6vw, 88px);
  padding-bottom: 0;
}

.request-cta {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  /* セクションの左右パディングを打ち消して全幅に */
  margin-left: calc(-1 * clamp(24px, 6.8vw, 130px));
  margin-right: calc(-1 * clamp(24px, 6.8vw, 130px));
  margin-top: clamp(44px, 6vw, 72px);
  padding: clamp(64px, 8vw, 100px) clamp(24px, 6.8vw, 130px);
  background: #43bac1;
  text-align: center;
  color: #fff;
}

.request-cta-deco {
  position: absolute;
  z-index: 0;
  right: -4%;
  bottom: -8%;
  width: min(44vw, 560px);
  max-width: none;
  opacity: 1;
  pointer-events: none;
  animation: sectionBgDrift 9s ease-in-out infinite;
}

.request-cta-inner {
  position: relative;
  z-index: 1;
}

.request-cta-img {
  display: block;
  width: clamp(200px, 45%, 520px);
  margin: 0 auto 24px;
}

@media (max-width: 680px) {
  .request-cta-img {
    width: 100%;
  }
}

.request-cta p {
  color: #fff;
}

/* 「LINEで問い合わせる」→ 黒ボタン・白テキスト */
.request-cta-inner > a:not(.request-cta-line-btn) {
  display: inline-grid;
  min-width: min(320px, 100%);
  min-height: 56px;
  place-items: center;
  padding: 0 30px;
  border-radius: 999px;
  color: #fff;
  background: #000;
  font-weight: 900;
  letter-spacing: 0.06em;
  transition: opacity .2s;
}
.request-cta-inner > a:not(.request-cta-line-btn):hover { opacity: .82; }

/* LINE公式登録ボタンは既存の緑を維持 */
.request-cta-line-btn { background: #06c755; }
.request-cta-line-btn:hover { background: #04a844; }

/* ── 動画2段グリッド ── */
.video-grid-2 {
  display: grid;
  gap: clamp(10px, 1.6vw, 20px);
}

.video-grid-2 iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: 12px;
  background: #111;
  display: block;
}

/* ── 配信プラットフォームリンク ── */
.streaming-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: clamp(16px, 2.5vw, 28px);
}

.streaming-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 18px;
  border-radius: 10px;
  color: #fff;
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(13px, 1.15vw, 15px);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: opacity .2s, transform .18s;
}

.streaming-link:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

.streaming-link svg {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
}

.streaming-ytmusic { background: #ff0000; }
.streaming-spotify  { background: #1db954; }
.streaming-apple    { background: linear-gradient(135deg, #fc3c44, #fb233b); }

@media (max-width: 680px) {
  .streaming-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .streaming-link {
    flex: 1 1 calc(50% - 4px);
    min-width: 130px;
    padding: 10px 14px;
    font-size: 12px;
    gap: 9px;
  }

  .streaming-link svg {
    width: 22px;
    height: 22px;
  }
}