.sh-video-hero {
  position: relative;
  min-height: 100vh;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: #111;
}

.sh-video-hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sh-video-hero__overlay {
  position: absolute;
  inset: 0;

  background:
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.45) 0%,
      rgba(0, 0, 0, 0.20) 50%,
      rgba(0, 0, 0, 0.45) 100%
    );

  z-index: 1;
}

.sh-video-hero__content {
  position: relative;
  z-index: 2;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  text-align: center;
  padding: 120px 0;
}

.sh-video-hero__label {
  margin: 0 0 18px;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.86;
}

.sh-video-hero__title {
  margin: 0;
  font-size: clamp(42px, 7vw, 96px);
  line-height: 1.06;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.sh-video-hero__text {
  max-width: 680px;
  margin: 28px auto 0;
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.9;
  opacity: 0.92;
}

.sh-video-hero__actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 38px;
}

.sh-video-hero__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 168px;
  min-height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  transition: transform 0.2s ease, opacity 0.2s ease, background 0.2s ease;
}

.sh-video-hero__button:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.sh-video-hero__button--primary {
  background: #fff;
  color: #111;
}

.sh-video-hero__button--secondary {
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #fff;
}

@media (max-width: 767px) {

  .sh-video-hero {
    height: 60vh;
    min-height: 0;
  }

}

  .sh-video-hero__content {
    width: min(100% - 28px, 680px);
    padding: 92px 0 72px;
  }

  .sh-video-hero__title {
    font-size: clamp(38px, 13vw, 58px);
  }

  .sh-video-hero__text {
    margin-top: 22px;
    font-size: 15px;
    line-height: 1.85;
  }

  .sh-video-hero__actions {
    margin-top: 30px;
    gap: 10px;
  }

  .sh-video-hero__button {
    width: 100%;
    min-height: 50px;
  }

/* ==============================
   Danmaku Layer v1
============================== */

.sh-danmaku-layer {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
}

.sh-danmaku-item {
  position: absolute;
  left: 100%;
  white-space: nowrap;

  display: inline-flex;
  align-items: center;

  padding: 10px 22px;
  border-radius: 999px;

  color: #fff;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);

  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;

  animation-name: sh-danmaku-move;
  animation-timing-function: linear;
  animation-iteration-count: 1;
}

@keyframes sh-danmaku-move {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(calc(-100vw - 100%));
  }
}

/* 中央テキストの邪魔を少し避ける */
.sh-video-hero__content {
  z-index: 3;
}

/* スマホは控えめ */
@media (max-width: 767px) {
  .sh-danmaku-item {
    font-size: 12px;
    padding: 6px 12px;
  }

  .sh-danmaku-item:nth-child(3),
  .sh-danmaku-item:nth-child(4) {
    display: none;
  }
}

/* ==============================
   Danmaku Style: Tag
============================== */
.sh-danmaku-layer--tag .sh-danmaku-item {
  padding: 8px 18px;
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
  font-size: 15px;
  font-weight: 800;
  text-shadow: none;
}

/* ==============================
   Danmaku Style: Nico
============================== */
.sh-danmaku-layer--nico .sh-danmaku-item {
  color: #fff !important;
  background: none !important;
  background-color: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  box-shadow: none !important;
  border: 0 !important;
  border-radius: 0 !important;

  padding: 0 !important;

  font-size: clamp(26px, 2.7vw, 44px);
  font-weight: 100;
  letter-spacing: -0.05em;
  letter-spacing: 0;

  text-shadow:
    1px 1px 0 #000,
   -1px 1px 0 #000,
    1px -1px 0 #000,
   -1px -1px 0 #000,
     padding: 0;
  border-radius: 0;
}

/* ==============================
   Danmaku Style: Review
============================== */
.sh-danmaku-layer--review .sh-danmaku-item {
  padding: 10px 20px;
  border-radius: 16px;
  color: #111;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  font-size: 15px;
  font-weight: 800;
  box-shadow: 0 12px 34px rgba(0,0,0,.18);
  text-shadow: none;
}

.sh-danmaku-layer--review .sh-danmaku-item::before {
  content: "★★★★★ ";
  color: #f5a623;
  margin-right: 6px;
}

/* スマホ調整 */
@media (max-width: 767px) {
  .sh-danmaku-layer--tag .sh-danmaku-item {
    font-size: 12px;
    padding: 6px 12px;
  }

  .sh-danmaku-layer--nico .sh-danmaku-item {
    font-size: clamp(18px, 6vw, 30px);
  }

  .sh-danmaku-layer--review .sh-danmaku-item {
    font-size: 12px;
    padding: 8px 14px;
  }
}

.sh-danmaku-form {
  max-width: 640px;
  margin: 60px auto;
  padding: 24px;
}

.sh-danmaku-form__title {
  margin-bottom: 16px;
  text-align: center;
}

.sh-danmaku-form form {
  display: flex;
  gap: 12px;
}

.sh-danmaku-form__input {
  flex: 1;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid #ddd;
  border-radius: 10px;
}

.sh-danmaku-form__button {
  min-width: 120px;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
}

/* ========================================
   SiteHub LIVE HERO
   Motion / Cyber v1
======================================== */

.sh-video-hero--motion {
  background:
    radial-gradient(
      circle at 50% 50%,
      #111827 0%,
      #060b13 55%,
      #020407 100%
    );
}


/* Motion全体 */

.sh-live-motion {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}


/* ベース背景 */

.sh-live-motion__base {
  position: absolute;
  inset: 0;

  background:
    radial-gradient(
      circle at 20% 30%,
      color-mix(
        in srgb,
        var(--sh-live-motion-color) 28%,
        transparent
      ),
      transparent 38%
    ),
    radial-gradient(
      circle at 80% 70%,
      color-mix(
        in srgb,
        var(--sh-live-motion-color) 20%,
        transparent
      ),
      transparent 40%
    ),
    linear-gradient(
      135deg,
      #050812,
      #0a1020 45%,
      #04060b
    );
}


/* 大きな光 */

.sh-live-motion__glow {
  position: absolute;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;

  filter: blur(90px);

  background:
    color-mix(
      in srgb,
      var(--sh-live-motion-color) 55%,
      transparent
    );

  opacity: .42;
}


.sh-live-motion__glow--1 {
  top: -25%;
  left: -15%;

  animation:
    sh-motion-glow-1
    12s ease-in-out infinite alternate;
}


.sh-live-motion__glow--2 {
  right: -20%;
  bottom: -30%;

  opacity: .30;

  animation:
    sh-motion-glow-2
    16s ease-in-out infinite alternate;
}


/* グリッド */

.sh-live-motion__grid {
  position: absolute;
  inset: -20%;

  background-image:
    linear-gradient(
      rgba(255,255,255,.035) 1px,
      transparent 1px
    ),
    linear-gradient(
      90deg,
      rgba(255,255,255,.035) 1px,
      transparent 1px
    );

  background-size: 48px 48px;

  transform:
    perspective(600px)
    rotateX(60deg)
    translateY(15%);

  opacity: .32;

  animation:
    sh-motion-grid
    18s linear infinite;
}


/* 光のライン */

.sh-live-motion__beam {
  position: absolute;

  width: 80%;
  height: 2px;

  background:
    linear-gradient(
      90deg,
      transparent,
      var(--sh-live-motion-color),
      transparent
    );

  box-shadow:
    0 0 18px
    var(--sh-live-motion-color);

  opacity: .55;

  transform-origin: center;
}


.sh-live-motion__beam--1 {
  top: 28%;
  left: -12%;

  transform: rotate(-24deg);

  animation:
    sh-motion-beam-1
    9s ease-in-out infinite alternate;
}


.sh-live-motion__beam--2 {
  right: -20%;
  bottom: 25%;

  transform: rotate(-28deg);

  opacity: .35;

  animation:
    sh-motion-beam-2
    13s ease-in-out infinite alternate;
}


/* 小さな光 */

.sh-live-motion__orb {
  position: absolute;

  width: 10px;
  height: 10px;

  border-radius: 50%;

  background: var(--sh-live-motion-color);

  box-shadow:
    0 0 10px
    var(--sh-live-motion-color),
    0 0 30px
    var(--sh-live-motion-color);
}


.sh-live-motion__orb--1 {
  top: 22%;
  left: 22%;

  animation:
    sh-motion-orb-1
    8s ease-in-out infinite alternate;
}


.sh-live-motion__orb--2 {
  right: 20%;
  bottom: 22%;

  animation:
    sh-motion-orb-2
    11s ease-in-out infinite alternate;
}


/* ========================================
   Animation
======================================== */

@keyframes sh-motion-glow-1 {

  from {
    transform:
      translate3d(0,0,0)
      scale(1);
  }

  to {
    transform:
      translate3d(12vw,8vh,0)
      scale(1.15);
  }

}


@keyframes sh-motion-glow-2 {

  from {
    transform:
      translate3d(0,0,0)
      scale(1);
  }

  to {
    transform:
      translate3d(-10vw,-8vh,0)
      scale(1.2);
  }

}


@keyframes sh-motion-grid {

  from {
    background-position: 0 0;
  }

  to {
    background-position: 48px 48px;
  }

}


@keyframes sh-motion-beam-1 {

  from {
    transform:
      translateX(-5%)
      rotate(-24deg);
  }

  to {
    transform:
      translateX(18%)
      rotate(-24deg);
  }

}


@keyframes sh-motion-beam-2 {

  from {
    transform:
      translateX(5%)
      rotate(-28deg);
  }

  to {
    transform:
      translateX(-15%)
      rotate(-28deg);
  }

}


@keyframes sh-motion-orb-1 {

  from {
    transform: translate(0,0);
  }

  to {
    transform: translate(80px,40px);
  }

}


@keyframes sh-motion-orb-2 {

  from {
    transform: translate(0,0);
  }

  to {
    transform: translate(-70px,-35px);
  }

}


/* ========================================
   Motion時のオーバーレイ
======================================== */

.sh-video-hero--motion
.sh-video-hero__overlay {
  background:
    linear-gradient(
      90deg,
      rgba(0,0,0,.25),
      rgba(0,0,0,.08),
      rgba(0,0,0,.25)
    );
}


/* ========================================
   スマホ
======================================== */

@media (max-width: 767px) {

  .sh-live-motion__glow {
    width: 95vw;
    height: 95vw;
    filter: blur(65px);
  }

  .sh-live-motion__grid {
    background-size: 34px 34px;
    opacity: .22;
  }

  .sh-live-motion__beam {
    width: 110%;
  }

}


/* ========================================
   動きを減らす設定
======================================== */

@media (prefers-reduced-motion: reduce) {

  .sh-live-motion * {
    animation: none !important;
  }

}

/* ========================================
   SiteHub Motion
   CYBER v1 - Detail Effects
======================================== */


/* ----------------------------------------
   走査線
---------------------------------------- */

.sh-live-motion__scan {
  position: absolute;
  inset: 0;

  background:
    repeating-linear-gradient(
      0deg,
      rgba(255,255,255,.018) 0px,
      rgba(255,255,255,.018) 1px,
      transparent 1px,
      transparent 5px
    );

  opacity: .45;
  pointer-events: none;
}


/* ----------------------------------------
   小さな光粒子
---------------------------------------- */

.sh-live-motion__particles {
  position: absolute;
  inset: 0;
}

.sh-live-motion__particles i {
  position: absolute;

  display: block;

  width: 4px;
  height: 4px;

  border-radius: 50%;

  background: var(--sh-live-motion-color);

  box-shadow:
    0 0 8px var(--sh-live-motion-color),
    0 0 18px var(--sh-live-motion-color);

  opacity: 0;

  animation:
    sh-cyber-particle 7s ease-in-out infinite;
}


/* 粒子位置 */

.sh-live-motion__particles i:nth-child(1) {
  left: 10%;
  top: 72%;
  animation-delay: 0s;
}

.sh-live-motion__particles i:nth-child(2) {
  left: 28%;
  top: 20%;
  animation-delay: 1.4s;
}

.sh-live-motion__particles i:nth-child(3) {
  left: 45%;
  top: 80%;
  animation-delay: 2.8s;
}

.sh-live-motion__particles i:nth-child(4) {
  left: 63%;
  top: 25%;
  animation-delay: 4.2s;
}

.sh-live-motion__particles i:nth-child(5) {
  left: 79%;
  top: 68%;
  animation-delay: 5.6s;
}

.sh-live-motion__particles i:nth-child(6) {
  left: 91%;
  top: 38%;
  animation-delay: 2.1s;
}


/* ----------------------------------------
   横切る光
---------------------------------------- */

.sh-live-motion__sweep {
  position: absolute;

  top: -20%;
  left: -35%;

  width: 22%;
  height: 140%;

  transform:
    rotate(18deg)
    translateX(-150%);

  background:
    linear-gradient(
      90deg,
      transparent,
      color-mix(
        in srgb,
        var(--sh-live-motion-color) 10%,
        transparent
      ),
      color-mix(
        in srgb,
        var(--sh-live-motion-color) 24%,
        transparent
      ),
      transparent
    );

  filter: blur(12px);

  opacity: .55;

  animation:
    sh-cyber-sweep
    9s ease-in-out infinite;
}


/* ========================================
   Cyber Animation
======================================== */

@keyframes sh-cyber-particle {

  0% {
    opacity: 0;
    transform:
      translateY(15px)
      scale(.5);
  }

  20% {
    opacity: .8;
  }

  60% {
    opacity: .35;
  }

  100% {
    opacity: 0;
    transform:
      translateY(-70px)
      scale(1.4);
  }

}


@keyframes sh-cyber-sweep {

  0%,
  55% {
    transform:
      rotate(18deg)
      translateX(-180%);
  }

  85%,
  100% {
    transform:
      rotate(18deg)
      translateX(700%);
  }

}


/* ========================================
   スマホ
======================================== */

@media (max-width: 767px) {

  .sh-live-motion__particles i:nth-child(n+5) {
    display: none;
  }

  .sh-live-motion__sweep {
    width: 35%;
    opacity: .35;
  }

}


/* ========================================
   Reduced Motion
======================================== */

@media (prefers-reduced-motion: reduce) {

  .sh-live-motion__particles i,
  .sh-live-motion__sweep {
    animation: none !important;
  }

}

/* ========================================
   LIVE HERO CTA 配置
======================================== */

/* PC */
@media (min-width: 768px) {

  .sh-video-hero__actions {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 14px;
  }

  .sh-video-hero__actions .sh-video-hero__button {
    width: auto;
    flex: 1 1 0;
    max-width: 380px;
  }

}