/* =========================================================
   STST Features LP
========================================================= */

:root {
  --bg: #ffffff;
  --bg-soft: #f7f7f2;
  --text: #222222;
  --muted: #696969;
  --line: rgba(34, 34, 34, 0.12);

  --yellow: #f0c800;
  --yellow-bright: #ffe100;
  --yellow-soft: #fff7b5;
  --orange: #ff8a00;
  --brown: #5a4a1a;

  --dark: #222222;
  --dark-soft: #393939;

  --zebra-light-a: #eeeeee;
  --zebra-light-b: #dddddd;
  --zebra-dark-a: #303030;
  --zebra-dark-b: #252525;

  --radius-lg: 30px;
  --radius-md: 22px;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.16);

  --header-height: 74px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "Noto Sans JP",
    "Hiragino Kaku Gothic ProN",
    "Yu Gothic",
    sans-serif;
  overflow-x: hidden;
}

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

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

button {
  font: inherit;
}

[hidden] {
  display: none !important;
}

/* =========================================================
   HEADER
========================================================= */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 4vw, 64px);
  color: #ffffff;
  background: rgba(34, 34, 34, 0.94);
  border-bottom: 3px solid var(--yellow);
  backdrop-filter: blur(18px);
}

.site-header__logo img {
  width: 156px;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
}

.site-header__nav a {
  transition: opacity 0.2s ease;
}

.site-header__nav a:hover {
  opacity: 0.6;
}

.site-header__cta {
  padding: 10px 18px;
  color: #222222;
  background: var(--yellow);
  border-radius: 999px;
}

/* =========================================================
   HERO
========================================================= */

.hero {
  position: relative;
  min-height: 100svh;

  display: grid;
  place-items: center;

  padding:
    calc(var(--header-height) + 50px) clamp(24px, 6vw, 100px) 80px;

  overflow: hidden;

  color: #222222;

  /*
    背景画像は .hero-background 側で表示するため
    hero本体には背景画像を設定しない
  */
  background: #e3e3e3;
}


/* =========================================================
   HERO BACKGROUND
========================================================= */

.hero-background {
  position: absolute;

  inset: 0;

  z-index: 0;

  overflow: hidden;

  pointer-events: none;
}


.hero-background img {
  position: absolute;

  top: 50%;
  left: 50%;

  width: 100%;
  height: 100%;

  min-width: 100%;
  min-height: 100%;

  transform: translate(-50%, -50%);

  object-fit: cover;

  /*
    まずは背景画像そのものを確認するため
    フィルター類は一切かけない
  */
  filter: none;

  opacity: 1;
}


/*
  白オーバーレイは完全に無し
*/
.hero::before {
  display: none;
}


/*
  ヒーロー下部の黄黒ゼブラ
*/
.hero::after {
  content: "";

  position: absolute;

  left: 0;
  right: 0;
  bottom: 0;

  height: 16px;

  z-index: 3;

  background:
    repeating-linear-gradient(-45deg,
      var(--yellow),
      var(--yellow) 18px,
      #222222 18px,
      #222222 36px);
}


/* =========================================================
   HERO CONTENT
========================================================= */

.hero__inner {
  position: relative;

  z-index: 2;

  width: min(1320px, 100%);

  display: grid;

  grid-template-columns:
    minmax(0, 1.05fr) minmax(420px, 0.95fr);

  align-items: center;

  gap: clamp(30px, 5vw, 90px);
}


/* =========================================================
   HERO COPY
========================================================= */

.hero__copy {
  padding-left: clamp(0px, 3vw, 50px);
}


.hero__eyebrow {
  margin: 0 0 18px;

  color: var(--yellow);

  font-size: 12px;
  font-weight: 900;

  letter-spacing: 0.24em;
}


.hero h1 {
  margin: 0;

  font-size: clamp(44px,
      5.2vw,
      82px);

  line-height: 1.08;

  letter-spacing: -0.055em;

  font-weight: 900;

  /*
    一旦影も無し
  */
  text-shadow: none;
}


.hero h1 span {
  display: inline;

  margin-top: 8px;

  color: var(--yellow-bright);

  background: none;

  -webkit-text-fill-color: initial;
}


.hero__lead {
  margin: 30px 0 0;

  color: rgba(34,
      34,
      34,
      0.78);

  font-size: clamp(15px,
      1.4vw,
      19px);

  line-height: 2;

  font-weight: 600;

  text-shadow: none;
}


/* =========================================================
   HERO BUTTONS
========================================================= */

.hero__actions {
  display: flex;

  flex-wrap: wrap;

  gap: 12px;

  margin-top: 38px;
}


.button {
  display: inline-flex;

  align-items: center;

  justify-content: center;

  min-height: 54px;

  padding: 0 26px;

  border-radius: 999px;

  font-size: 14px;

  font-weight: 900;

  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}


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


.button--primary {
  color: #222222;

  background: var(--yellow);

  box-shadow:
    0 18px 40px rgba(240, 200, 0, 0.28);
}


.button--primary:hover {
  background: var(--yellow-bright);
}


.button--ghost {
  color: #222222;

  border:
    2px solid rgba(34, 34, 34, 0.22);

  background:
    rgba(255, 255, 255, 0.66);

  /*
    背景まで白っぽく見える可能性を避けるため
    blurは完全に無し
  */
  backdrop-filter: none;
}


/* =========================================================
   HERO LOGO
========================================================= */

.hero__visual {
  display: grid;

  place-items: center;

  min-height: 520px;
}


.hero-logo {
  position: relative;

  width: min(44vw,
      600px);

  aspect-ratio: 1 / 1;

  display: grid;

  place-items: center;
}


/*
  ロゴ後ろの白い円は完全に無し
*/
.hero-logo::before {
  display: none;
}


/*
  回転する背景ロゴ
*/
.hero-logo__back {
  position: absolute;

  width: 112%;
  height: 112%;

  object-fit: contain;

  animation:
    hero-logo-rotate 20s linear infinite;

  filter:
    drop-shadow(0 20px 36px rgba(0, 0, 0, 0.42));
}


/*
  前面ストステロゴ
*/
.hero-logo__front {
  position: relative;

  z-index: 2;

  width: 54%;

  object-fit: contain;

  filter:
    drop-shadow(0 16px 28px rgba(0, 0, 0, 0.52));

  animation:
    hero-logo-float 5s ease-in-out infinite;
}


/* =========================================================
   HERO LOGO ANIMATION
========================================================= */

@keyframes hero-logo-rotate {

  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }

}


@keyframes hero-logo-float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-12px);
  }

}


/* =========================================================
   HERO SCROLL
========================================================= */

.hero__scroll {
  position: absolute;

  z-index: 4;

  left: 50%;
  bottom: 34px;

  transform:
    translateX(-50%);

  display: flex;

  flex-direction: column;

  align-items: center;

  gap: 10px;

  color:
    rgba(34,
      34,
      34,
      0.72);

  font-size: 9px;

  font-weight: 900;

  letter-spacing: 0.24em;
}


.hero__scroll i {
  width: 2px;

  height: 36px;

  background:
    linear-gradient(to bottom,
      var(--yellow),
      transparent);
}

/* =========================================================
   COMMON HEADINGS
========================================================= */

.intro {
  padding: 120px 24px 70px;
}

.section-heading {
  max-width: 820px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 58px);
  letter-spacing: -0.045em;
}

.section-heading>p:last-child {
  margin: 22px 0 0;
  color: var(--muted);
  line-height: 2;
  font-weight: 600;
}

/* =========================================================
   FEATURE SECTIONS
========================================================= */

.feature-section {
  padding: clamp(78px, 9vw, 140px) 24px;
}

.feature-section--soft {
  background: var(--bg-soft);
}

.feature-section--dark {
  color: #fff;
  background:
    radial-gradient(circle at 80% 20%, rgba(240, 200, 0, 0.2), transparent 34%),
    var(--dark);
}

.feature-section__inner {
  width: min(1260px, 100%);
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  align-items: center;
  gap: clamp(50px, 7vw, 110px);
}

.feature-section--reverse .feature-copy {
  order: 2;
}

.feature-section--reverse .feature-media {
  order: 1;
}

.feature-copy {
  max-width: 510px;
}

.feature-number {
  margin: 0 0 -4px;
  color: rgba(240, 200, 0, 0.28);
  font-size: clamp(70px, 8vw, 120px);
  line-height: 0.8;
  font-weight: 900;
  letter-spacing: -0.08em;
}

.feature-section--dark .feature-number {
  color: rgba(255, 255, 255, 0.08);
}

.feature-label {
  margin-top: 12px;
}

.feature-copy h2 {
  margin: 0;
  font-size: clamp(32px, 3.5vw, 54px);
  line-height: 1.25;
  letter-spacing: -0.045em;
}

.feature-copy>p:not(.feature-number):not(.feature-label) {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 2;
  font-weight: 600;
}

.feature-section--dark .feature-copy>p:not(.feature-number):not(.feature-label) {
  color: rgba(255, 255, 255, 0.68);
}

.text-link {
  display: inline-flex;
  margin-top: 30px;
  color: #a98e00;
  font-weight: 800;
}

.feature-media {
  min-width: 0;
}

.feature-media__frame {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(240, 200, 0, 0.12), rgba(255, 225, 0, 0.12)),
    #ececf3;
  box-shadow: var(--shadow);
}

.feature-media__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: inherit;
  pointer-events: none;
}

.feature-media__frame>img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-media__frame>img:not([src]),
.feature-media__frame>img[src=""] {
  display: none;
}

.image-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  text-align: center;
  color: rgba(50, 45, 75, 0.42);
}

.image-placeholder span {
  font-size: clamp(32px, 4vw, 60px);
  font-weight: 900;
  letter-spacing: -0.05em;
}

.image-placeholder small {
  font-weight: 700;
  letter-spacing: 0.08em;
}

.feature-media__frame.is-loaded .image-placeholder {
  display: none;
}

.coming-soon {
  margin-top: 32px;
  padding: 22px 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
}

.coming-soon span {
  color: var(--yellow);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.22em;
}

.coming-soon p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.8;
}

/* =========================================================
   DETAIL NAVIGATION
========================================================= */

.detail-navigation {
  padding: 140px 24px;
  background:
    radial-gradient(circle at 50% 0%, rgba(240, 200, 0, 0.08), transparent 38%),
    #fff;
}

.detail-navigation__inner {
  width: min(1180px, 100%);
  margin-inline: auto;
}

.detail-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 58px;
}

.detail-card {
  position: relative;
  min-height: 310px;
  padding: 34px;
  text-align: left;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(20, 20, 35, 0.06);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.detail-card::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -70px;
  bottom: -70px;
  border-radius: 50%;
  background: var(--card-glow, rgba(240, 200, 0, 0.08));
}

.detail-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 70px rgba(20, 20, 35, 0.12);
}

.detail-card--free {
  --card-glow: rgba(255, 225, 0, 0.18);
}

.detail-card--plus {
  --card-glow: rgba(240, 200, 0, 0.2);
}

.detail-card--option {
  --card-glow: rgba(255, 138, 0, 0.17);
}

.detail-card__tag {
  display: inline-flex;
  padding: 7px 11px;
  color: #a98e00;
  background: rgba(240, 200, 0, 0.08);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.13em;
}

.detail-card h3 {
  margin: 28px 0 0;
  font-size: 28px;
  letter-spacing: -0.04em;
}

.detail-card p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.9;
  font-weight: 600;
}

.detail-card__link {
  position: absolute;
  left: 34px;
  bottom: 32px;
  z-index: 1;
  color: #a98e00;
  font-weight: 900;
}

/* =========================================================
   SUB VIEWS
========================================================= */

.sub-view {
  min-height: 100vh;
  padding-top: var(--header-height);
  background: #fff;
}

.sub-view__hero {
  padding: 100px 24px 90px;
  text-align: center;
  background:
    radial-gradient(circle at 50% 10%, rgba(255, 225, 0, 0.13), transparent 36%),
    var(--bg-soft);
}

.sub-view__hero--plus {
  background:
    radial-gradient(circle at 50% 10%, rgba(240, 200, 0, 0.2), transparent 38%),
    #f8f5ff;
}

.sub-view__hero--option {
  background:
    radial-gradient(circle at 50% 10%, rgba(255, 138, 0, 0.14), transparent 38%),
    #fff7fb;
}

.back-button {
  margin-bottom: 46px;
  padding: 0;
  color: var(--muted);
  border: 0;
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.sub-view__hero h2 {
  margin: 0;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 1.14;
  letter-spacing: -0.055em;
}

.sub-view__hero>p:last-child {
  max-width: 680px;
  margin: 24px auto 0;
  color: var(--muted);
  line-height: 2;
  font-weight: 600;
}

.sub-view__content {
  width: min(1100px, calc(100% - 48px));
  margin-inline: auto;
  padding: 90px 0 130px;
}

.feature-list-grid,
.plus-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.feature-list-grid article,
.plus-feature-grid article {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
}

.feature-list-grid article>span {
  color: #a98e00;
  font-size: 12px;
  font-weight: 900;
}

.feature-list-grid h3 {
  margin: 12px 0 0;
  font-size: 22px;
}

.feature-list-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.price-display {
  display: inline-flex;
  align-items: flex-end;
  gap: 12px;
  margin-top: 30px;
}

.price-display strong {
  font-size: clamp(74px, 10vw, 128px);
  line-height: 0.9;
  letter-spacing: -0.08em;
}

.price-display div {
  display: grid;
  gap: 4px;
  padding-bottom: 10px;
  text-align: left;
  font-weight: 800;
}

.price-display small {
  color: var(--muted);
}

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

.plus-feature-grid article {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 190px;
}

.plus-feature-grid strong {
  color: #a98e00;
  font-size: 68px;
  line-height: 1;
  letter-spacing: -0.07em;
}

.plus-feature-grid span {
  font-weight: 800;
  line-height: 1.6;
}

.note-box {
  margin-top: 36px;
  padding: 34px;
  border-radius: 26px;
  background: var(--dark);
  color: #fff;
}

.note-box strong {
  font-size: 20px;
}

.note-box p {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.9;
}

.option-group+.option-group {
  margin-top: 42px;
}

.option-group h3 {
  margin: 0 0 16px;
  font-size: 28px;
}

.option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
}

.option-row span {
  font-weight: 700;
}

.option-row strong {
  font-size: 22px;
}

/* =========================================================
   START NOW
========================================================= */

.start-now {
  position: relative;

  padding:
    clamp(100px, 10vw, 160px) 24px;

  background:
    linear-gradient(rgba(255, 255, 255, 0.82),
      rgba(255, 255, 255, 0.82)),
    repeating-linear-gradient(-45deg,
      var(--zebra-light-a),
      var(--zebra-light-a) 20px,
      var(--zebra-light-b) 20px,
      var(--zebra-light-b) 40px);
}


.start-now::before {
  content: "";

  position: absolute;

  top: 0;
  left: 0;
  right: 0;

  height: 12px;

  background:
    repeating-linear-gradient(-45deg,
      var(--yellow),
      var(--yellow) 14px,
      #222222 14px,
      #222222 28px);
}


.start-now__inner {
  width: min(1180px, 100%);

  margin-inline: auto;
}


.start-now__cards {
  display: grid;

  grid-template-columns:
    repeat(3, 1fr);

  gap: 18px;

  margin-top: 58px;
}


.start-now-card {
  position: relative;

  min-height: 390px;

  display: flex;

  flex-direction: column;

  padding: 34px;

  border: 1px solid rgba(34, 34, 34, 0.12);

  border-top:
    7px solid #222222;

  border-radius: 28px;

  background: #ffffff;

  overflow: hidden;

  box-shadow:
    0 20px 50px rgba(20, 20, 35, 0.08);

  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}


.start-now-card:hover {
  transform:
    translateY(-8px);

  box-shadow:
    0 30px 70px rgba(20, 20, 35, 0.14);
}


.start-now-card--yellow {
  border-top-color:
    var(--yellow);

  background:
    linear-gradient(145deg,
      #ffffff,
      #fffbea);
}


.start-now-card__number {
  position: absolute;

  top: 22px;
  right: 26px;

  color:
    rgba(34, 34, 34, 0.08);

  font-size: 72px;

  line-height: 1;

  font-weight: 900;

  letter-spacing: -0.08em;
}


.start-now-card__body {
  position: relative;

  z-index: 1;
}


.start-now-card__label {
  margin: 0;

  color: #a98e00;

  font-size: 11px;

  font-weight: 900;

  letter-spacing: 0.18em;
}


.start-now-card h3 {
  margin:
    24px 0 0;

  font-size:
    clamp(24px,
      2.3vw,
      34px);

  line-height: 1.4;

  letter-spacing: -0.04em;
}


.start-now-card__body>p:last-child {
  margin:
    20px 0 0;

  color:
    var(--muted);

  font-size: 14px;

  line-height: 1.9;

  font-weight: 600;
}


.start-now-card__button {
  position: relative;

  z-index: 1;

  display: inline-flex;

  align-items: center;

  justify-content: center;

  min-height: 50px;

  margin-top: auto;

  padding:
    0 20px;

  color: #222222;

  background:
    var(--yellow);

  border-radius:
    999px;

  font-size: 14px;

  font-weight: 900;
}


.start-now-card:hover .start-now-card__button {
  background:
    var(--yellow-bright);
}


/* =========================================================
   START NOW RESPONSIVE
========================================================= */

@media (max-width: 980px) {

  .start-now__cards {
    grid-template-columns: 1fr;
  }


  .start-now-card {
    min-height: 310px;
  }

}


@media (max-width: 640px) {

  .start-now {
    padding:
      100px 18px;
  }


  .start-now-card {
    min-height: 300px;

    padding: 28px;
  }


  .start-now-card__number {
    font-size: 58px;
  }

}

/* =========================================================
   FOOTER
========================================================= */

.site-footer {
  padding: 72px 24px;
  text-align: center;
  color: rgba(255, 255, 255, 0.68);
  background: #0d0d14;
}

.site-footer img {
  width: 150px;
  margin: 0 auto 24px;
  opacity: 1;
}

.site-footer p {
  font-size: 12px;
}

.site-footer__links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px 28px;
  margin-top: 22px;
  font-size: 12px;
}

/* =========================================================
   VIEW SWITCH
========================================================= */

body.is-sub-view #features,
body.is-sub-view .feature-section,
body.is-sub-view .start-now,
body.is-sub-view #detail,
body.is-sub-view .hero {
  display: none;
}

/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 980px) {
  .site-header__nav>a:not(.site-header__cta) {
    display: none;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__copy {
    padding-left: 0;
  }

  .hero__lead br {
    display: none;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__visual {
    min-height: auto;
  }

  .hero-logo {
    width: min(76vw, 540px);
  }

  .feature-section__inner {
    grid-template-columns: 1fr;
  }

  .feature-section--reverse .feature-copy,
  .feature-section--reverse .feature-media {
    order: initial;
  }

  .feature-copy {
    max-width: 720px;
  }

  .detail-cards {
    grid-template-columns: 1fr;
  }

  .detail-card {
    min-height: 260px;
  }

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

@media (max-width: 640px) {
  :root {
    --header-height: 64px;
    --radius-lg: 22px;
  }

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

  .site-header__logo img {
    width: 126px;
  }

  .site-header__cta {
    padding: 9px 14px;
  }

  .hero {
    min-height: auto;
    padding: 120px 20px 84px;
  }

  .hero h1 {
    font-size: clamp(40px, 12vw, 58px);
  }

  .hero__lead {
    line-height: 1.8;
  }

  .hero__actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-logo {
    width: min(88vw, 450px);
  }

  .hero__scroll {
    display: none;
  }

  .intro {
    padding-top: 90px;
  }

  .feature-section {
    padding-inline: 18px;
  }

  .feature-copy h2 br {
    display: none;
  }

  .feature-list-grid,
  .plus-feature-grid {
    grid-template-columns: 1fr;
  }

  .detail-navigation {
    padding: 100px 18px;
  }

  .detail-card {
    padding: 28px;
  }

  .detail-card__link {
    left: 28px;
  }

  .sub-view__content {
    width: min(100% - 32px, 1100px);
  }

  .option-row {
    padding-inline: 0;
  }

  .pc-only {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-logo__back,
  .hero-logo__front {
    animation: none;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}


/* =========================================================
   STST BRAND OVERRIDES
========================================================= */

.intro,
.detail-navigation {
  position: relative;
}

.detail-navigation::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(1100px, calc(100% - 48px));
  height: 8px;
  transform: translateX(-50%);
  background:
    repeating-linear-gradient(-45deg,
      var(--yellow),
      var(--yellow) 14px,
      #222222 14px,
      #222222 28px);
  border-radius: 999px;
}

.feature-section--soft {
  background:
    repeating-linear-gradient(-45deg,
      var(--zebra-light-a),
      var(--zebra-light-a) 20px,
      var(--zebra-light-b) 20px,
      var(--zebra-light-b) 40px);
}

.feature-section--soft::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.72);
  pointer-events: none;
}

.feature-section--soft .feature-section__inner {
  position: relative;
  z-index: 1;
}

.feature-section--dark {
  position: relative;
  background:
    linear-gradient(rgba(20, 20, 20, 0.90), rgba(20, 20, 20, 0.90)),
    repeating-linear-gradient(-45deg,
      var(--zebra-dark-a),
      var(--zebra-dark-a) 20px,
      var(--zebra-dark-b) 20px,
      var(--zebra-dark-b) 40px);
}

.feature-section--dark::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 10px;
  background: var(--yellow);
}

.feature-label,
.section-heading__en,
.sub-view__eyebrow {
  color: #a98e00;
}

.feature-section--dark .feature-label {
  color: var(--yellow);
}

.feature-copy h2::after {
  content: "";
  display: block;
  width: 72px;
  height: 8px;
  margin-top: 20px;
  background: var(--yellow);
}

.feature-section--dark .feature-copy h2::after {
  background:
    repeating-linear-gradient(-45deg,
      var(--yellow),
      var(--yellow) 8px,
      #ffffff 8px,
      #ffffff 16px);
}

.text-link {
  color: #8c7600;
}

.text-link:hover {
  color: #222222;
}

.feature-media__frame {
  border: 5px solid #ffffff;
  outline: 2px solid rgba(34, 34, 34, 0.12);
  background:
    linear-gradient(135deg, rgba(240, 200, 0, 0.18), rgba(255, 138, 0, 0.12)),
    #e6e6df;
}

.feature-section--dark .feature-media__frame {
  border-color: var(--yellow);
  outline-color: rgba(255, 255, 255, 0.18);
}

.detail-navigation {
  background:
    linear-gradient(rgba(255, 255, 255, 0.90), rgba(255, 255, 255, 0.90)),
    repeating-linear-gradient(-45deg,
      var(--zebra-light-a),
      var(--zebra-light-a) 20px,
      var(--zebra-light-b) 20px,
      var(--zebra-light-b) 40px);
}

.detail-card {
  border-top: 6px solid var(--yellow);
}

.detail-card__tag {
  color: #5d5000;
  background: var(--yellow-soft);
}

.detail-card__link {
  color: #8c7600;
}

.detail-card:hover {
  box-shadow: 0 30px 70px rgba(240, 200, 0, 0.18);
}

.sub-view__hero {
  background:
    linear-gradient(rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.88)),
    repeating-linear-gradient(-45deg,
      var(--zebra-light-a),
      var(--zebra-light-a) 20px,
      var(--zebra-light-b) 20px,
      var(--zebra-light-b) 40px);
  border-bottom: 10px solid var(--yellow);
}

.sub-view__hero--plus {
  background:
    linear-gradient(rgba(255, 248, 195, 0.91), rgba(255, 255, 255, 0.92)),
    repeating-linear-gradient(-45deg,
      #efefef,
      #efefef 20px,
      #dddddd 20px,
      #dddddd 40px);
}

.sub-view__hero--option {
  background:
    linear-gradient(rgba(255, 245, 220, 0.91), rgba(255, 255, 255, 0.94)),
    repeating-linear-gradient(-45deg,
      #efefef,
      #efefef 20px,
      #dddddd 20px,
      #dddddd 40px);
}

.plus-feature-grid strong,
.feature-list-grid article>span {
  color: #a58a00;
}

.note-box {
  border-left: 8px solid var(--yellow);
}

.option-group h3 {
  display: inline-block;
  padding-bottom: 8px;
  border-bottom: 6px solid var(--yellow);
}

.option-row strong {
  color: #7e6900;
}

.site-footer {
  border-top: 10px solid var(--yellow);
}

::selection {
  color: #222222;
  background: var(--yellow);
}


/* =========================================================
   FIXES 2026-07-20
========================================================= */

.feature-media {
  width: 100%;
}

.feature-media__frame {
  width: 100%;
  aspect-ratio: 16 / 10;
}

.feature-section__inner {
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
}

.feature-section--reverse .feature-section__inner {
  grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr);
}

.feature-section--reverse .feature-media {
  width: 100%;
}

@media (max-width: 980px) {

  .feature-section__inner,
  .feature-section--reverse .feature-section__inner {
    grid-template-columns: 1fr;
  }
}

/* フッターロゴは元画像の色をそのまま使う */
.site-footer img {
  filter: none;
  opacity: 1;
}

/* =========================================================
   PLUS DETAIL CARDS
========================================================= */

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

.plus-detail-grid article {
  min-height: 0;
}

.plus-detail-grid article>span {
  color: #a58a00;
  font-size: 12px;
  font-weight: 900;
}

.plus-detail-grid h3 {
  margin: 12px 0 0;
  font-size: 22px;
}

.plus-detail-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

/* =========================================================
   PAID OPTIONS - COMPACT LAYOUT
========================================================= */

#view-options .sub-view__content {
  width: min(720px, calc(100% - 48px));
}

.option-group {
  width: 100%;
}

.option-group+.option-group {
  margin-top: 54px;
}

.option-description {
  margin: 4px 0 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
  font-weight: 600;
}

.option-row {
  padding: 18px 6px;
}

.option-row span {
  flex: 1;
}

.option-row strong {
  flex: 0 0 120px;
  text-align: right;
}

@media (max-width: 640px) {
  .plus-detail-grid {
    grid-template-columns: 1fr;
  }

  #view-options .sub-view__content {
    width: min(100% - 32px, 720px);
  }

  .option-row strong {
    flex-basis: 96px;
  }
}