:root {
      --navy: #11213a;
      --navy-2: #182b47;
      --blue: #1645b8;
      --blue-2: #235ee0;
      --blue-soft: #edf3ff;
      --gold: #c8a35d;
      --gold-2: #e0bd74;
      --gold-soft: #fbf4e6;
      --ink: #111827;
      --muted: #5f6877;
      --line: #dfe5ee;
      --paper: #ffffff;
      --bg: #f5f7fb;
      --success: #14825f;
      --warning: #b66a00;
      --radius: 26px;
      --shadow: 0 18px 55px rgba(17, 33, 58, .12);
      --shadow-sm: 0 10px 30px rgba(17, 33, 58, .09);
      --container: calc(100% - 40px);
      --container: min(1180px, calc(100% - 40px));
    }

    * {
      box-sizing: border-box
    }

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 92px
    }

    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
      font-feature-settings: "palt";
      line-height: 1.75;
      letter-spacing: .02em;
      overflow-x: hidden;
    }

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

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

    button,
    input,
    select,
    textarea {
      font: inherit
    }

    button {
      cursor: pointer
    }

    :focus-visible {
      outline: 3px solid rgba(35, 94, 224, .35);
      outline-offset: 3px
    }

    .container {
      width: var(--container);
      margin-left: auto;
      margin-right: auto;
      margin-inline: auto
    }

    .section {
      padding: 74px 0
    }

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

    .section--navy {
      background: var(--navy);
      color: #fff
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      grid-gap: 10px;
      gap: 10px;
      color: var(--blue);
      font-size: .82rem;
      font-weight: 900;
      letter-spacing: .16em;
      text-transform: uppercase;
      margin-bottom: 14px;
    }

    .eyebrow::before {
      content: "";
      width: 30px;
      height: 5px;
      border-radius: 999px;
      background: var(--gold)
    }

    .section--navy .eyebrow {
      color: #cfe0ff
    }

    .section-title {
      margin: 0;
      font-size: clamp(2.15rem, 5.6vw, 3.05rem);
      line-height: 1.25;
      letter-spacing: -.02em;
    }

    .section-lead {
      max-width: 760px;
      margin: 22px auto 0;
      color: var(--muted);
      font-size: 1.07rem
    }

    .section--navy .section-lead {
      color: #d9e3f2
    }

    .center {
      text-align: center
    }

    .gold {
      color: var(--gold)
    }

    .blue {
      color: var(--blue)
    }

    .nowrap {
      white-space: nowrap
    }

    /* Header */
    .site-header {
      position: -webkit-sticky;
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, .94);
      border-bottom: 1px solid rgba(223, 229, 238, .85);
      -webkit-backdrop-filter: blur(16px);
      backdrop-filter: blur(16px);
    }

    .header-inner {
      height: 84px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      grid-gap: 24px;
      gap: 24px
    }

    .brand {
      display: flex;
      align-items: center;
      grid-gap: 12px;
      gap: 12px;
      min-width: max-content
    }

    .brand-mark {
      width: 56px;
      height: 56px;
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      flex: 0 0 56px;
      position: relative;
    }

    .brand-mark img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      filter: drop-shadow(0 7px 12px rgba(22, 69, 184, .18))
    }

    .brand-name {
      font-weight: 1000;
      font-size: 1.35rem;
      line-height: 1.05;
      letter-spacing: .03em
    }

    .brand-sub {
      display: block;
      margin-top: 5px;
      color: #798291;
      font-size: .62rem;
      letter-spacing: .24em;
      font-weight: 700
    }

    .global-nav {
      display: flex;
      align-items: center;
      grid-gap: 27px;
      gap: 27px;
      font-size: .92rem;
      font-weight: 800
    }

    .global-nav a {
      transition: .2s color
    }

    .global-nav a:hover {
      color: var(--blue)
    }

    .header-actions {
      display: flex;
      align-items: center;
      grid-gap: 12px;
      gap: 12px
    }

    .btn {
      min-height: 52px;
      padding: 0 25px;
      border: 0;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      grid-gap: 9px;
      gap: 9px;
      font-weight: 900;
      line-height: 1.3;
      transition: .2s transform, .2s box-shadow, .2s background, .2s color;
      border: 2px solid transparent;
    }

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

    .btn-primary {
      background: var(--blue);
      color: #fff;
      box-shadow: 0 11px 28px rgba(22, 69, 184, .25)
    }

    .btn-primary:hover {
      background: #0e379d;
      box-shadow: 0 14px 35px rgba(22, 69, 184, .34)
    }

    .btn-outline {
      background: #fff;
      color: var(--blue);
      border-color: var(--blue)
    }

    .btn-outline:hover {
      background: var(--blue-soft)
    }

    .btn-gold {
      background: linear-gradient(135deg, var(--gold), var(--gold-2));
      color: var(--navy);
      box-shadow: 0 11px 28px rgba(200, 163, 93, .26)
    }

    .btn-white {
      background: #fff;
      color: var(--blue)
    }

    .menu-toggle {
      display: none;
      width: 48px;
      height: 48px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      position: relative
    }

    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      height: 2px;
      background: var(--navy);
      transition: .2s
    }

    .menu-toggle::before {
      top: 15px
    }

    .menu-toggle span {
      top: 23px
    }

    .menu-toggle::after {
      top: 31px
    }

    .menu-toggle[aria-expanded="true"] span {
      opacity: 0
    }

    .menu-toggle[aria-expanded="true"]::before {
      top: 23px;
      transform: rotate(45deg)
    }

    .menu-toggle[aria-expanded="true"]::after {
      top: 23px;
      transform: rotate(-45deg)
    }

    /* Hero */
    .hero {
      position: relative;
      isolation: isolate;
      overflow: hidden;
      background: linear-gradient(122deg, #fff 0 54%, #f3f5fa 54% 100%)
    }

    .hero::before {
      content: "";
      position: absolute;
      z-index: -1;
      width: 520px;
      height: 520px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(35, 94, 224, .16), rgba(35, 94, 224, 0) 68%);
      left: -190px;
      top: -210px
    }

    .hero::after {
      content: "";
      position: absolute;
      z-index: -1;
      width: 560px;
      height: 560px;
      border: 1px solid rgba(200, 163, 93, .28);
      border-radius: 50%;
      right: -280px;
      bottom: -330px;
      box-shadow: 0 0 0 70px rgba(200, 163, 93, .045), 0 0 0 145px rgba(200, 163, 93, .025)
    }

    .hero-inner {
      min-height: 690px;
      padding: 44px 0 72px;
      display: grid;
      grid-template-columns: minmax(0, .92fr) minmax(500px, 1.08fr);
      grid-template-areas:
        "kicker visual"
        "copy visual";
      grid-template-rows: auto 1fr;
      align-items: start;
      grid-column-gap: 52px;
      column-gap: 52px;
      grid-row-gap: 18px;
      row-gap: 18px;
    }

    .hero-kicker {
      grid-area: kicker;
      display: flex;
      align-items: center;
      grid-gap: 10px;
      gap: 10px;
      font-weight: 900;
      color: var(--blue);
      margin: 0
    }

    .hero-kicker span {
      padding: 7px 12px;
      border-radius: 999px;
      background: var(--gold-soft);
      color: #8b6323;
      font-size: .8rem
    }

    .hero h1 {
      margin: 0;
      font-size: clamp(2.15rem, 5.6vw, 3.05rem);
      line-height: 1.37;
      letter-spacing: -.035em
    }

    .hero h1 em {
      font-style: normal;
      color: var(--gold);
      text-shadow: 0 8px 22px rgba(200, 163, 93, .17)
    }

    .hero-copy {
      margin: 25px 0 0;
      font-size: clamp(1.02rem, 1.6vw, 1.22rem);
      font-weight: 500;
      line-height: 1.9
    }

    .hero-points {
      display: flex;
      flex-wrap: wrap;
      grid-gap: 10px;
      gap: 10px;
      margin: 25px 0 31px;
      padding: 0;
      list-style: none
    }

    .hero-points li {
      padding: 8px 13px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 4px 15px rgba(17, 33, 58, .05);
      font-weight: 800;
      font-size: .88rem
    }

    .hero-points li::before {
      content: "✓";
      color: var(--success);
      margin-right: 7px;
      font-weight: 1000
    }

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

    .price-highlight {
      display: flex;
      align-items: flex-end;
      grid-gap: 20px;
      gap: 20px;
      margin-top: 31px
    }

    .price-block small {
      display: block;
      color: var(--blue);
      font-weight: 900;
      letter-spacing: .08em
    }

    .price-main {
      display: flex;
      align-items: flex-end;
      grid-gap: 7px;
      gap: 7px;
      color: var(--blue);
      line-height: 1
    }

    .price-main strong {
      font-size: clamp(3rem, 5.5vw, 5rem);
      letter-spacing: -.05em
    }

    .price-main span {
      font-size: 1.45rem;
      font-weight: 1000;
      padding-bottom: 7px
    }

    .price-tax {
      margin-top: 7px;
      color: var(--muted);
      font-weight: 700;
      font-size: .9rem
    }

    .price-divider {
      width: 1px;
      height: 72px;
      background: var(--line)
    }

    .hero-copy-area {
      grid-area: copy
    }

    .hero-visual {
      grid-area: visual;
      position: relative;
      align-self: start;
      min-width: 0;
      margin-top: -28px;
      padding: 0;
    }

    .hero-app {
      position: relative;
      top: auto;
      right: auto;
      bottom: auto;
      left: auto;
      inset: auto;
      width: 100%;
      border-radius: 30px;
      background: #fff;
      border: 1px solid rgba(223, 229, 238, .9);
      box-shadow: var(--shadow);
      overflow: hidden;
      transform: none;
      padding: 18px;
    }

    .hero-app .media {
      min-height: 0;
      border: 0;
      border-radius: 18px;
      background: #fff;
      line-height: 0;
      overflow: hidden
    }

    .hero-app .media img {
      display: block;
      width: 100%;
      height: auto;
      object-fit: contain;
      background: #fff
    }

    .hero-app-bar {
      height: 54px;
      background: #f4f6fa;
      border-bottom: 1px solid var(--line);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 22px;
      color: #667080;
      font-size: .72rem;
      font-weight: 800
    }

    .window-dots {
      display: flex;
      grid-gap: 7px;
      gap: 7px
    }

    .window-dots i {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: #d1d6df
    }

    .window-dots i:nth-child(1) {
      background: #f28b82
    }

    .window-dots i:nth-child(2) {
      background: #fdd663
    }

    .window-dots i:nth-child(3) {
      background: #81c995
    }

    .hero-app-body {
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      min-height: 440px
    }

    .hero-image-pane {
      background: #eef2f7;
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: center
    }

    .hero-image-pane .media {
      height: 300px
    }

    .hero-list-pane {
      padding: 23px;
      background: #fafbfe
    }

    .mini-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 17px;
      font-size: .76rem;
      font-weight: 900
    }

    .mini-product {
      display: grid;
      grid-template-columns: 47px 1fr auto;
      align-items: center;
      grid-gap: 10px;
      gap: 10px;
      padding: 10px 0;
      border-bottom: 1px solid #e8ecf3
    }

    .mini-thumb {
      height: 42px;
      border-radius: 9px;
      background: linear-gradient(135deg, #dde5f1, #f8f9fc);
      border: 1px solid #e2e7ee
    }

    .mini-product b {
      display: block;
      font-size: .68rem
    }

    .mini-product small {
      display: block;
      color: #87909c;
      font-size: .58rem
    }

    .mini-qty {
      color: var(--blue);
      font-weight: 900;
      font-size: .75rem
    }

    /* Media placeholder */
    .media {
      position: relative;
      overflow: hidden;
      border-radius: 22px;
      background: linear-gradient(135deg, #dfe7f5, #f9fbff 54%, #f8edda);
      border: 1px solid rgba(223, 229, 238, .9);
      min-height: 230px
    }

    .media::after {
      content: attr(data-label);
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      inset: 0;
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      color: #718096;
      font-weight: 900;
      letter-spacing: .08em;
      font-size: .8rem
    }

    .media img {
      position: relative;
      z-index: 1;
      width: 100%;
      height: 100%;
      object-fit: cover
    }

    /* Problem */
    .problem-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      grid-gap: 24px;
      gap: 24px;
      margin-top: 33px
    }

    .problem-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      position: relative;
      overflow: hidden;
      min-height: 285px
    }

    .problem-card::after {
      content: "";
      position: absolute;
      width: 95px;
      height: 95px;
      border-radius: 50%;
      background: var(--blue-soft);
      right: -32px;
      top: -32px;
      z-index: 0
    }

    .problem-no {
      position: relative;
      z-index: 1;
      font-size: .75rem;
      font-weight: 1000;
      color: #8b6323;
      letter-spacing: .12em
    }

    .problem-card h3 {
      position: relative;
      z-index: 1;
      font-size: 1.28rem;
      margin: 10px 0 10px;
      line-height: 1.5
    }

    .problem-card>.media {
      position: relative;
      z-index: 1;
      margin-bottom: 15px;
    }

    .problem-card p {
      position: relative;
      z-index: 1;
      color: var(--muted);
      margin: 0
    }

    .problem-icon {
      position: relative;
      z-index: 1;
      width: 58px;
      height: 58px;
      border-radius: 18px;
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      background: var(--navy);
      color: #fff;
      font-size: 1.6rem;
      margin-bottom: 17px
    }

    .problem-transition {
      position: relative;
      width: 100%;
      margin: 68px auto 0;
      padding: 34px 24px 70px;
      background: #fff;
      text-align: center;
      border-radius: 26px 26px 0 0;
      box-shadow: 0 -10px 30px rgba(17, 33, 58, .035);
      overflow: visible;
    }

    .problem-transition::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: -48px;
      transform: translateX(-50%);
      width: min(520px, 72vw);
      height: 52px;
      background: #fff;
      -webkit-clip-path: polygon(0 0, 50% 100%, 100% 0);
      clip-path: polygon(0 0, 50% 100%, 100% 0);
      filter: drop-shadow(0 8px 10px rgba(17, 33, 58, .035));
      z-index: 1;
    }

    .problem-transition-label {
      margin: 0;
      color: var(--navy);
      font-size: clamp(1.35rem, 2.4vw, 2rem);
      font-weight: 1000;
      letter-spacing: .04em;
    }

    .problem-solution {
      position: relative;
      z-index: 2;
      margin: 0 auto;
      padding: 92px 24px 8px;
      text-align: center;
    }

    .problem-solution-kicker {
      display: inline-flex;
      align-items: center;
      grid-gap: 9px;
      gap: 9px;
      margin-bottom: 13px;
      color: var(--blue);
      font-size: .78rem;
      font-weight: 1000;
      letter-spacing: .14em;
      text-transform: uppercase;
    }

    .problem-solution-kicker::before {
      content: "";
      width: 26px;
      height: 4px;
      border-radius: 999px;
      background: var(--gold);
    }

    .problem-solution h3 {
      margin: 0;
      color: var(--gold);
      font-size: clamp(2.15rem, 4.6vw, 3.55rem);
      line-height: 1.3;
      letter-spacing: -.025em;
    }

    .problem-solution-lead {
      margin: 14px 0 0;
      color: var(--navy);
      font-size: clamp(1.05rem, 2vw, 1.45rem);
      font-weight: 900;
      line-height: 1.65;
    }

    .problem-solution-copy {
      max-width: 760px;
      margin: 18px auto 0;
      color: var(--muted);
      font-size: 1rem;
      line-height: 1.9;
    }

    .problem-solution-gallery {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      grid-gap: 24px;
      gap: 24px;
      max-width: 1100px;
      margin: 38px auto 0;
    }

    .problem-solution-media {
      min-width: 0;
      min-height: 0;
      aspect-ratio: 16 / 10;
      padding: 12px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 22px;
      box-shadow: var(--shadow-sm);
    }

    .problem-solution-media img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      border-radius: 14px;
      background: #fff;
    }

    /* Benefit feature blocks */
    .feature-story {
      display: grid;
      grid-gap: 72px;
      gap: 72px;
      margin-top: 64px
    }

    .story-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      grid-gap: 66px;
      gap: 66px;
      align-items: center
    }

    .story-row:nth-child(even) .story-media {
      order: 2
    }

    .story-copy {
      position: relative
    }

    .story-index {
      font-size: .78rem;
      color: var(--gold);
      font-weight: 1000;
      letter-spacing: .16em
    }

    .story-copy h3 {
      margin: 8px 0 18px;
      font-size: clamp(1.7rem, 3vw, 2.7rem);
      line-height: 1.35
    }

    .story-copy p {
      color: var(--muted);
      margin: 0 0 18px
    }

    .check-list {
      display: grid;
      grid-gap: 10px;
      gap: 10px;
      margin: 22px 0 0;
      padding: 0;
      list-style: none
    }

    .check-list li {
      position: relative;
      padding-left: 30px;
      font-weight: 750
    }

    .check-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 1px;
      width: 21px;
      height: 21px;
      border-radius: 50%;
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      background: var(--blue-soft);
      color: var(--blue);
      font-size: .75rem;
      font-weight: 1000
    }

    .story-media {
      position: relative;
      min-width: 0;
      margin-bottom: 38px;
      overflow: visible;
    }

    .story-media .media {
      min-height: 280px;
      border-radius: 24px;
      background: #f7f9fc;
      box-shadow: var(--shadow);
      line-height: 0;
      overflow: hidden;
    }

    .story-media .media img {
      width: 100%;
      height: auto;
      object-fit: contain;
      background: #f7f9fc;
    }

    .story-note {
      position: absolute;
      right: 20px;

      /* 画像の下端に配置して、ラベルの半分を下へ出す */
      bottom: 0;
      transform: translateY(50%);

      z-index: 3;
      width: max-content;
      max-width: min(310px, calc(100% - 40px));
      padding: 14px 18px;
      border: 1px solid rgba(223, 229, 238, .95);
      border-left: 4px solid var(--gold);
      border-radius: 15px;
      background: rgba(255, 255, 255, .96);
      -webkit-backdrop-filter: blur(8px);
      backdrop-filter: blur(8px);
      box-shadow: 0 12px 28px rgba(17, 33, 58, .16);
      color: var(--navy);
      font-size: .94rem;
      font-weight: 900;
      line-height: 1.55;
    }

    .story-row:nth-child(even) .story-note {
      right: auto;
      left: 20px;
    }

    /* Value strip */
    .value-strip {
      background: linear-gradient(135deg, #0d2d73, #174ec1);
      color: #fff;
      padding: 54px 0
    }

    .value-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      grid-gap: 18px;
      gap: 18px
    }

    .value-item {
      padding: 8px 23px;
      border-left: 1px solid rgba(255, 255, 255, .22)
    }

    .value-item:first-child {
      border-left: 0
    }

    .value-item-head {
      display: flex;
      align-items: center;
      grid-gap: 14px;
      gap: 14px;
      margin-bottom: 10px;
    }

    .value-icon {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      flex: 0 0 54px;
      background: linear-gradient(180deg, rgba(255, 255, 255, .19), rgba(255, 255, 255, .08));
      border: 1px solid rgba(255, 255, 255, .2);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 10px 22px rgba(6, 24, 65, .18);
      color: #fff;
    }

    .value-icon svg {
      width: 28px;
      height: 28px;
      stroke: currentColor;
      fill: none;
      stroke-width: 1.9;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .value-item strong {
      display: block;
      font-size: 1.35rem;
      line-height: 1.35;
      margin: 0
    }

    .value-item span {
      display: block;
      font-size: .9rem;
      color: #d8e5ff
    }

    /* Functions */
    .function-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      grid-gap: 22px;
      gap: 22px;
      margin-top: 52px
    }

    .function-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 23px;
      padding: 27px 24px;
      min-height: 265px;
      transition: .2s transform, .2s box-shadow;
      box-shadow: 0 6px 22px rgba(17, 33, 58, .055)
    }

    .function-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-sm)
    }

    /*
      f1.jpg～f12.jpg 専用の画像枠。
      正方形のイラストをトリミングせず表示し、
      画像下端から見出し（h3）まで11pxの余白を確保します。
    */
    .function-media {
      aspect-ratio: 1 / 1;
      min-height: 0;
      margin: 0 0 11px;
      border-radius: 20px;
      background: #fff;
      line-height: 0;
    }

    .function-media img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: contain;
      background: #fff;
    }

    .function-icon {
      width: 56px;
      height: 56px;
      border-radius: 17px;
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      background: var(--gold-soft);
      color: #8d6423;
      font-size: 1.55rem;
      margin-bottom: 19px
    }

    .function-card h3 {
      font-size: 1.08rem;
      line-height: 1.5;
      margin: 0 0 10px
    }

    .function-card p {
      margin: 0;
      color: var(--muted);
      font-size: .9rem
    }

    .tag {
      display: inline-flex;
      margin-top: 16px;
      border-radius: 999px;
      padding: 5px 10px;
      background: var(--blue-soft);
      color: var(--blue);
      font-size: .7rem;
      font-weight: 900
    }

    /* AI policy */
    .ai-panel {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      grid-gap: 58px;
      gap: 58px;
      align-items: center;
      margin-top: 54px
    }

    .ai-panel .media {
      min-height: 440px;
      box-shadow: var(--shadow)
    }

    .ai-rule {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      grid-gap: 12px;
      gap: 12px;
      margin-top: 25px
    }

    .ai-rule div {
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .15);
      border-radius: 17px;
      padding: 17px 13px;
      text-align: center;
      font-weight: 900;
      font-size: .88rem
    }

    .ai-rule b {
      display: block;
      font-size: 1.45rem;
      color: var(--gold-2);
      margin-bottom: 3px
    }

    /* Use cases */
    .use-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      grid-gap: 22px;
      gap: 22px;
      margin-top: 25px
    }

    .use-card {
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--line);
      overflow: hidden;
      box-shadow: 0 8px 28px rgba(17, 33, 58, .06)
    }

    .use-card .media {
      height: 200px;
      min-height: 0;
      border: 0;
      border-radius: 0
    }

    .use-body {
      padding: 24px
    }

    .use-body h3 {
      margin: 0 0 9px;
      font-size: 1.14rem
    }

    .use-body p {
      margin: 0;
      color: var(--muted);
      font-size: .91rem
    }

    /* Flow */
    .flow-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      grid-gap: 22px;
      gap: 22px;
      margin-top: 54px;
      counter-reset: flow
    }

    .flow-card {
      counter-increment: flow;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 24px;
      padding: 28px;
      position: relative;
      box-shadow: var(--shadow-sm)
    }

    .flow-card::before {
      content: "STEP " counter(flow, decimal-leading-zero);
      display: block;
      color: var(--gold);
      font-size: .72rem;
      font-weight: 1000;
      letter-spacing: .13em;
      margin-bottom: 15px
    }

    .flow-card h3 {
      font-size: 1.08rem;
      line-height: 1.5;
      margin: 0 0 10px
    }

    .flow-card p {
      margin: 0;
      color: var(--muted);
      font-size: .9rem
    }

    .flow-card:not(:last-child)::after {
      content: "→";
      position: absolute;
      right: -19px;
      top: 50%;
      transform: translateY(-50%);
      z-index: 2;
      color: var(--blue);
      font-weight: 1000;
      font-size: 1.4rem
    }

    /* Price */
    .price-intro {
      display: flex;
      align-items: end;
      justify-content: space-between;
      grid-gap: 30px;
      gap: 30px;
      margin-bottom: 45px
    }

    .price-intro p {
      max-width: 620px;
      margin: 0;
      color: var(--muted)
    }

    .plan-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      grid-gap: 18px;
      gap: 18px;
      align-items: stretch
    }

    .plan-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 26px;
      padding: 28px 22px;
      position: relative;
      display: flex;
      flex-direction: column;
      box-shadow: 0 8px 28px rgba(17, 33, 58, .07)
    }

    .plan-card.featured {
      border: 3px solid var(--gold);
      transform: translateY(-10px);
      box-shadow: 0 18px 40px rgba(200, 163, 93, .2)
    }

    .plan-badge {
      position: absolute;
      left: 50%;
      top: -17px;
      transform: translateX(-50%);
      background: var(--gold);
      color: var(--navy);
      font-size: .72rem;
      font-weight: 1000;
      padding: 6px 18px;
      border-radius: 999px;
      white-space: nowrap
    }

    .plan-type {
      color: var(--blue);
      font-size: .72rem;
      font-weight: 1000;
      letter-spacing: .13em
    }

    .plan-card h3 {
      margin: 7px 0 4px;
      font-size: 1.35rem
    }

    .plan-for {
      color: var(--muted);
      font-size: .83rem;
      min-height: 48px
    }

    .plan-price {
      margin: 0 0 3px;
      line-height: 1;
      color: var(--navy)
    }

    .plan-price strong {
      font-size: 2.55rem;
      letter-spacing: -.055em
    }

    .plan-price span {
      font-weight: 1000
    }

    .plan-tax {
      font-size: .78rem;
      color: var(--muted);
      font-weight: 700
    }

    .plan-list {
      display: grid;
      grid-gap: 10px;
      gap: 10px;
      list-style: none;
      padding: 0;
      margin: 23px 0 25px;
      font-size: .86rem;
      flex: 1
    }

    .plan-list li {
      position: relative;
      padding-left: 23px
    }

    .plan-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      color: var(--success);
      font-weight: 1000
    }

    .plan-card .btn {
      width: 100%;
      min-height: 48px;
      padding-left: 13px;
      padding-right: 13px;
      padding-inline: 13px
    }

    .plan-notes {
      margin-top: 32px;
      background: var(--gold-soft);
      border: 1px solid #ecd5a9;
      border-radius: 22px;
      padding: 24px 28px;
      color: #6d532b;
      font-size: .88rem
    }

    .plan-notes ul {
      margin: 10px 0 0;
      padding-left: 1.3em
    }

    .compare-wrap {
      margin-top: 46px;
      overflow-x: auto;
      border: 1px solid var(--line);
      border-radius: 24px;
      background: #fff;
      box-shadow: var(--shadow-sm)
    }

    .compare-table {
      width: 100%;
      min-width: 940px;
      border-collapse: collapse;
      font-size: .88rem
    }

    .compare-table th,
    .compare-table td {
      padding: 16px 13px;
      text-align: center;
      border-bottom: 1px solid var(--line)
    }

    .compare-table th:first-child,
    .compare-table td:first-child {
      text-align: left;
      font-weight: 900;
      position: -webkit-sticky;
      position: sticky;
      left: 0;
      background: #fff;
      z-index: 1
    }

    .compare-table thead th {
      background: var(--navy);
      color: #fff;
      font-size: .82rem
    }

    .compare-table thead th:first-child {
      background: var(--navy)
    }

    .compare-table tbody tr:last-child td {
      border-bottom: 0
    }

    .yes {
      color: var(--success);
      font-weight: 1000
    }

    .dash {
      color: #a2a8b2
    }

    /* Support */
    .support-box {
      display: grid;
      grid-template-columns: 1fr .9fr;
      grid-gap: 52px;
      gap: 52px;
      align-items: center;
      background: linear-gradient(135deg, #fff, #f2f6ff);
      border: 1px solid var(--line);
      border-radius: 34px;
      padding: 54px;
      box-shadow: var(--shadow)
    }

    .support-box h3 {
      margin: 0 0 17px;
      font-size: clamp(2.15rem, 5.6vw, 3.05rem);
      line-height: 1.25;
      letter-spacing: -.02em;
    }

    .support-box p {
      color: var(--muted)
    }

    .support-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      grid-gap: 12px;
      gap: 12px;
      margin-top: 22px
    }

    .support-list span {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 12px 14px;
      font-weight: 850;
      font-size: .88rem
    }

    .support-list span::before {
      content: "●";
      color: var(--gold);
      margin-right: 7px;
      font-size: .7rem
    }

    .support-box .media {
      min-height: 350px
    }

    /* FAQ */
    .faq-list {
      max-width: 920px;
      margin: 48px auto 0;
      display: grid;
      grid-gap: 14px;
      gap: 14px
    }

    details {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 18px;
      overflow: hidden;
      box-shadow: 0 4px 16px rgba(17, 33, 58, .035)
    }

    summary {
      list-style: none;
      cursor: pointer;
      padding: 21px 60px 21px 24px;
      font-weight: 900;
      position: relative
    }

    summary::-webkit-details-marker {
      display: none
    }

    summary::before {
      content: "Q";
      display: inline-grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      width: 30px;
      height: 30px;
      border-radius: 10px;
      background: var(--blue);
      color: #fff;
      margin-right: 12px
    }

    summary::after {
      content: "＋";
      position: absolute;
      right: 23px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--blue);
      font-size: 1.35rem
    }

    details[open] summary::after {
      content: "−"
    }

    .faq-answer {
      padding: 0 25px 23px 68px;
      color: var(--muted)
    }

    /* Contact */
    .contact-grid {
      display: grid;
      grid-template-columns: .88fr 1.12fr;
      grid-gap: 52px;
      gap: 52px;
      align-items: start;
      margin-top: 52px
    }

    .contact-copy {
      position: -webkit-sticky;
      position: sticky;
      top: 115px
    }

    .contact-copy h3 {
      font-size: clamp(1.35rem, 2.4vw, 2rem);
      line-height: 1.45;
      margin: 0 0 20px;
    }

    .contact-copy p {
      color: #d8e3f2
    }

    .contact-points {
      display: grid;
      grid-gap: 13px;
      gap: 13px;
      margin-top: 25px
    }

    .contact-points div {
      display: flex;
      grid-gap: 12px;
      gap: 12px;
      align-items: flex-start;
      padding: 14px 15px;
      border: 1px solid rgba(255, 255, 255, .14);
      border-radius: 15px;
      background: rgba(255, 255, 255, .055)
    }

    .contact-points b {
      color: var(--gold-2)
    }

    .contact-form {
      background: #fff;
      color: var(--ink);
      border-radius: 29px;
      padding: 34px;
      box-shadow: 0 25px 60px rgba(0, 0, 0, .22)
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      grid-gap: 19px;
      gap: 19px
    }

    .field {
      display: grid;
      grid-gap: 7px;
      gap: 7px
    }

    .field--full {
      grid-column: 1/-1
    }

    .field label {
      font-size: .86rem;
      font-weight: 900
    }

    .required {
      color: #c63d3d;
      font-size: .72rem;
      margin-left: 5px
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid #ccd4e0;
      border-radius: 13px;
      background: #fff;
      padding: 13px 14px;
      outline: none;
      transition: .2s border, .2s box-shadow
    }

    .field textarea {
      min-height: 160px;
      resize: vertical
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: var(--blue);
      box-shadow: 0 0 0 4px rgba(22, 69, 184, .1)
    }

    .privacy-check {
      display: flex;
      align-items: flex-start;
      grid-gap: 10px;
      gap: 10px;
      font-size: .83rem;
      color: var(--muted);
      margin: 20px 0
    }

    .privacy-check input {
      margin-top: 5px
    }

    .privacy-check a {
      color: var(--blue);
      text-decoration: underline
    }

    .form-note {
      margin-top: 13px;
      color: var(--muted);
      font-size: .75rem
    }

    .form-success {
      display: none;
      margin-top: 18px;
      padding: 15px 17px;
      border-radius: 14px;
      background: #eaf8f2;
      color: #0f6f50;
      font-weight: 850
    }

    .form-success.is-show {
      display: block
    }

    /* Footer */
    .site-footer {
      background: #0a1525;
      color: #fff;
      padding: 54px 0 28px
    }

    .footer-top {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      grid-gap: 40px;
      gap: 40px;
      padding-bottom: 38px;
      border-bottom: 1px solid rgba(255, 255, 255, .12)
    }

    .footer-copy {
      max-width: 500px;
      color: #aeb9c8;
      font-size: .9rem;
      margin-top: 18px
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, minmax(170px, 1fr));
      grid-gap: 12px 35px;
      gap: 12px 35px;
      color: #dce4ef;
      font-size: .88rem
    }

    .footer-links a:hover {
      color: var(--gold-2)
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      grid-gap: 20px;
      gap: 20px;
      margin-top: 26px;
      color: #8f9aac;
      font-size: .76rem
    }

    /* Floating CTA */
    .float-cta {
      position: fixed;
      z-index: 900;
      right: 20px;
      bottom: 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      grid-gap: 20px;
      gap: 20px;
      width: min(430px, calc(100vw - 40px));
      padding: 20px 19px 20px 25px;
      border-radius: 24px;
      background: var(--blue);
      color: #fff;
      box-shadow: 0 22px 46px rgba(22, 69, 184, .36);
      font-weight: 900;
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
      transition:
        opacity .22s ease,
        visibility .22s ease,
        transform .22s ease;
    }

    /*
     * PC表示でフッターが画面内に入ったときだけ、
     * 右下の固定CTAを退避させます。
     * スマホでは従来どおり .float-cta 自体を非表示にし、
     * .mobile-cta を使用します。
     */
    .float-cta.is-hidden-by-footer {
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transform: translateY(22px);
    }

    .float-cta .float-cta-copy {
      display: block;
      line-height: 1.38;
      min-width: 0
    }

    .float-cta .float-cta-kicker {
      display: block;
      font-size: 1.18rem;
      color: var(--gold-2);
      font-weight: 1000;
      letter-spacing: .01em;
      margin-bottom: 7px;
      line-height: 1.2
    }

    .float-cta .float-cta-sub {
      display: block;
      font-size: .78rem;
      color: #d5e2ff;
      margin-bottom: 3px
    }

    .float-cta .float-cta-main {
      display: block;
      font-size: 1.18rem;
      color: #fff;
      line-height: 1.2
    }

    .float-cta .float-cta-icon {
      display: grid;
      align-items: center;
      justify-items: center;
      place-items: center;
      width: 58px;
      height: 58px;
      border-radius: 17px;
      background: #fff;
      color: var(--blue);
      font-size: 1.32rem;
      flex: 0 0 auto
    }

    .mobile-cta {
      display: none
    }

    /* Reveal
       JavaScriptが無効な環境では本文を常に表示し、
       JavaScriptが有効な場合だけスクロール演出を適用します。 */
    .reveal {
      opacity: 1;
      transform: none
    }

    .js .reveal {
      opacity: 0;
      transform: translateY(22px);
      transition: .7s opacity, .7s transform
    }

    .js .reveal.is-visible {
      opacity: 1;
      transform: none
    }

    @media (max-width:1100px) {
      .global-nav {
        display: none
      }

      .menu-toggle {
        display: block
      }

      .header-actions .btn-outline {
        display: none
      }

      .global-nav.is-open {
        display: flex;
        position: absolute;
        top: 84px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        grid-gap: 0;
        gap: 0;
        padding: 12px 20px 20px;
        background: #fff;
        border-bottom: 1px solid var(--line);
        box-shadow: 0 18px 30px rgba(17, 33, 58, .1)
      }

      .global-nav.is-open a {
        padding: 13px 5px;
        border-bottom: 1px solid #eef1f5
      }

      .hero-inner {
        grid-template-columns: 1fr;
        grid-template-areas: "kicker" "visual" "copy";
        grid-template-rows: auto auto auto;
        grid-gap: 26px;
        gap: 26px;
        padding-top: 66px;
      }

      .hero-visual {
        width: 100%;
        max-width: 760px;
        margin: 0 auto;
        padding-bottom: 18px
      }

      .hero-app {
        transform: none
      }

      .problem-grid {
        grid-template-columns: 1fr 1fr
      }

      .problem-card:last-child {
        grid-column: 1/-1
      }

      .function-grid {
        grid-template-columns: repeat(2, 1fr)
      }

      .plan-grid {
        grid-template-columns: 1fr 1fr;
        grid-gap: 25px;
        gap: 25px
      }

      .plan-card.featured {
        transform: none
      }

      .use-grid {
        grid-template-columns: 1fr 1fr
      }

      .use-card:last-child {
        grid-column: 1/-1
      }

      .flow-grid {
        grid-template-columns: 1fr 1fr
      }

      .flow-card::after {
        display: none
      }
    }

    @media (max-width:920px) and (min-width:801px) {
      .float-cta {
        width: min(390px, calc(100vw - 32px));
        right: 16px;
        bottom: 16px;
        padding: 18px 17px 18px 21px
      }

      .float-cta .float-cta-kicker {
        font-size: 1.05rem
      }
    }

    @media (max-width:800px) {
      :root {
        --container: calc(100% - 28px);
        --container: min(720px, calc(100% - 28px))
      }

      .section {
        padding: 36px 0
      }

      .header-inner {
        height: 72px
      }

      .brand-mark {
        width: 46px;
        height: 46px;
        flex-basis: 46px
      }

      .brand-name {
        font-size: 1.16rem
      }

      .brand-sub {
        display: none
      }

      .header-actions .btn-primary {
        display: none
      }

      .global-nav.is-open {
        top: 72px
      }

      .hero {
        background: linear-gradient(155deg, #fff 0 63%, #f3f5fa 63% 100%)
      }

      .hero-inner {
        padding: 20px 0 70px;
        grid-gap: 22px;
        gap: 22px
      }

      .hero-kicker {
        margin-bottom: 0
      }

      .hero-copy br {
        display: none
      }

      .price-highlight {
        align-items: flex-start;
        flex-direction: column;
        grid-gap: 14px;
        gap: 14px
      }

      .price-divider {
        width: 100%;
        height: 1px
      }

      .hero-visual {
        margin: 0;
        width: 100%;
        max-width: none;
        padding: 0
      }

      .hero-app {
        width: 100%;
        margin: 0;
        transform: none;
        border-radius: 22px;
        padding: 12px
      }

      .hero-app .media {
        min-height: 0;
        border-radius: 21px
      }

      .hero-app .media img {
        width: 100%;
        height: auto;
        object-fit: contain
      }

      .problem-grid,
      .story-row,
      .ai-panel,
      .support-box,
      .contact-grid {
        grid-template-columns: 1fr
      }

      .problem-card:last-child {
        grid-column: auto
      }

      .story-row {
        grid-gap: 32px;
        gap: 32px
      }

      /*
       * スマホ表示では、各FEATUREを
       * 見出し・説明・チェックリスト → 画像
       * の順番で表示します。
       */
      .story-copy {
        order: 1;
      }

      .story-media,
      .story-row:nth-child(even) .story-media {
        order: 2;
      }

      .story-media .media {
        min-height: 220px
      }

      .story-note,
      .story-row:nth-child(even) .story-note {
        left: 12px;
        right: 12px;
        bottom: 12px;
        width: auto;
        max-width: none;
        padding: 12px 14px;
        border-radius: 13px;
        font-size: .85rem;
        line-height: 1.5;
      }

      .story-media {
        margin-bottom: 42px;
        overflow: visible;
      }

      .story-note,
      .story-row:nth-child(even) .story-note {
        left: 12px;
        right: 12px;
        bottom: 0;
        transform: translateY(50%);

        width: auto;
        max-width: none;
        padding: 12px 14px;
        border-radius: 13px;
        font-size: .85rem;
        line-height: 1.5;
      }

      .value-grid {
        grid-template-columns: 1fr 1fr;
        grid-gap: 23px;
        gap: 23px
      }

      .value-item:nth-child(3) {
        border-left: 0
      }

      .value-item {
        padding: 10px 8px;
      }

      .value-item-head {
        margin-bottom: 8px;
      }

      .value-icon {
        width: 48px;
        height: 48px;
        flex-basis: 48px;
        border-radius: 16px;
      }

      .value-icon svg {
        width: 24px;
        height: 24px;
      }

      .function-grid {
        grid-gap: 14px;
        gap: 14px
      }

      .function-card {
        padding: 22px 19px;
        min-height: 245px
      }

      .ai-panel {
        grid-gap: 35px;
        gap: 35px
      }

      .ai-panel .media {
        min-height: 320px
      }

      .use-grid {
        grid-template-columns: 1fr
      }

      .use-card:last-child {
        grid-column: auto
      }

      .flow-grid {
        grid-template-columns: 1fr
      }

      .price-intro {
        display: block
      }

      .price-intro p {
        margin-top: 18px
      }

      .plan-grid {
        grid-template-columns: 1fr
      }

      .plan-card {
        padding: 29px 25px
      }

      /*
       * スマホでは比較表の左端固定を解除します。
       * 左端セルが画面を覆い、横スクロール先の列が
       * 見えなくなる現象を防ぎます。
       */
      .compare-wrap {
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        touch-action: pan-x pan-y;
      }

      .compare-table {
        width: 940px;
        min-width: 940px;
        table-layout: fixed;
      }

      .compare-table th:first-child,
      .compare-table td:first-child {
        position: static;
        width: 220px;
        min-width: 220px;
      }

      .compare-table th:not(:first-child),
      .compare-table td:not(:first-child) {
        width: 180px;
        min-width: 180px;
      }

      .support-box {
        padding: 32px;
        grid-gap: 30px;
        gap: 30px
      }

      .support-list {
        grid-template-columns: 1fr
      }

      .contact-copy {
        position: static
      }

      .footer-top,
      .footer-bottom {
        flex-direction: column
      }

      .footer-links {
        grid-template-columns: 1fr
      }

      .float-cta {
        display: none
      }

      .mobile-cta {
        position: fixed;
        display: grid;
        grid-template-columns: 1fr 1fr;
        z-index: 950;
        left: 10px;
        right: 10px;
        bottom: 10px;
        background: #fff;
        padding: 8px;
        border-radius: 17px;
        box-shadow: 0 14px 35px rgba(17, 33, 58, .25);
        grid-gap: 8px;
        gap: 8px
      }

      .mobile-cta .btn {
        min-height: 48px;
        padding: 0 12px;
        font-size: .84rem
      }

      .problem-transition {
        margin-top: 48px;
        padding: 28px 18px 58px;
        border-radius: 22px 22px 0 0
      }

      .problem-transition::after {
        bottom: -38px;
        height: 42px;
        width: min(360px, 78vw)
      }

      .problem-solution {
        padding: 76px 10px 4px
      }

      .problem-solution-copy {
        font-size: .94rem
      }

      .problem-solution-gallery {
        grid-template-columns: 1fr;
        grid-gap: 18px;
        gap: 18px;
        margin-top: 28px;
      }

      .problem-solution-media {
        aspect-ratio: 16 / 10;
        padding: 10px;
      }

      body {
        padding-bottom: 79px
      }
    }

    @media (max-width:520px) {
      .section-title {
        font-size: clamp(1.7rem, 7vw, 1.9rem);
        line-height: 1.35;
      }

      .hero h1 {
        font-size: clamp(1.8rem, 8vw, 2.2rem);
        line-height: 1.5;
        letter-spacing: -0.025em;
      }

      .hero-kicker {
        font-size: .85rem
      }

      .hero-actions .btn {
        width: 100%
      }

      .hero-visual {
        min-height: 0
      }

      .hero-app {
        width: 100%;
        margin: 0;
        transform: none;
        inset: auto
      }

      .problem-grid,
      .function-grid,
      .value-grid {
        grid-template-columns: 1fr
      }

      .function-grid {
        margin-top: 25px
      }

      .value-item {
        border-left: 0;
        border-top: 1px solid rgba(255, 255, 255, .2);
        padding: 18px 5px
      }

      .value-item-head {
        grid-gap: 12px;
        gap: 12px;
        margin-bottom: 8px;
      }

      .value-icon {
        width: 46px;
        height: 46px;
        flex-basis: 46px;
        border-radius: 15px;
      }

      .value-icon svg {
        width: 23px;
        height: 23px;
      }

      .value-item strong {
        font-size: 1.2rem;
      }

      .value-item:first-child {
        border-top: 0
      }

      .ai-rule {
        grid-template-columns: 1fr
      }

      .form-grid {
        grid-template-columns: 1fr
      }

      .field--full {
        grid-column: auto
      }

      .contact-form {
        padding: 26px 20px
      }

      .plan-price strong {
        font-size: 2.25rem
      }
    }

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

      *,
      *::before,
      *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important
      }

      .js .reveal {
        opacity: 1;
        transform: none
      }
    }

    /* CSP-safe replacements for former inline styles */
    .ai-knowledge-title {
      margin: 0 0 18px;
      font-size: clamp(1.65rem, 3vw, 2.45rem);
      line-height: 1.4;
    }

    .ai-knowledge-copy {
      color: #d9e3f2;
    }

    .ai-knowledge-list {
      margin-top: 28px;
    }

    .section--navy .ai-knowledge-list li {
      color: #fff;
    }

    .support-action {
      margin-top: 27px;
    }

    .contact-intro-media {
      min-height: 230px;
      margin-top: 26px;
    }

    .contact-submit {
      width: 100%;
    }

    .field input[aria-invalid="true"],
    .field select[aria-invalid="true"],
    .field textarea[aria-invalid="true"] {
      border-color: #c63d3d;
      box-shadow: 0 0 0 4px rgba(198, 61, 61, .1);
    }

    .privacy-check input[aria-invalid="true"] {
      outline: 2px solid #c63d3d;
      outline-offset: 2px;
    }


    /* Contact form toast notification */
    .site-toast {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 2200;
      display: flex;
      align-items: flex-start;
      grid-gap: 14px;
      gap: 14px;
      width: min(460px, calc(100vw - 32px));
      padding: 17px 18px;
      border: 1px solid transparent;
      border-radius: 16px;
      box-shadow: 0 18px 45px rgba(17, 33, 58, .24);
      opacity: 0;
      transform: translateY(18px);
      pointer-events: none;
      transition:
        opacity .22s ease,
        transform .22s ease;
    }

    .site-toast.is-show {
      opacity: 1;
      transform: translateY(0);
      pointer-events: auto;
    }

    .site-toast.is-error {
      color: #842029;
      background: #fff3f4;
      border-color: #efb8bd;
    }

    .site-toast.is-success {
      color: #0f6f50;
      background: #eaf8f2;
      border-color: #a9ddca;
    }

    .site-toast__message {
      flex: 1;
      min-width: 0;
      font-size: .92rem;
      font-weight: 800;
      line-height: 1.65;
      white-space: pre-line;
    }

    .site-toast__close {
      flex: 0 0 auto;
      width: 30px;
      height: 30px;
      padding: 0;
      border: 0;
      border-radius: 50%;
      background: rgba(255, 255, 255, .72);
      color: currentColor;
      font-size: 1.2rem;
      font-weight: 900;
      line-height: 1;
    }

    .site-toast__close:hover {
      background: #fff;
    }

    .form-success {
      white-space: pre-line;
    }

    .form-success.is-error {
      color: #842029;
      background: #fff3f4;
      border: 1px solid #efb8bd;
    }

    @media (max-width:800px) {
      .site-toast {
        right: 14px;
        bottom: 96px;
        left: 14px;
        width: auto;
      }
    }

    /* =========================================================
   iOS 12 / 旧Safari 互換レイアウト
   ios12-detect.js が付与するクラスにだけ適用します。
========================================================= */

    html.ios12-layout,
    html.ios12-layout body {
      width: 100%;
      max-width: 100%;
      min-height: 100%;
      overflow-x: hidden;
    }

    html.ios12-layout {
      scroll-behavior: auto;
    }

    html.ios12-layout body {
      position: relative;
    }

    /* min() / margin-inline */
    html.ios12-layout .container {
      width: calc(100% - 40px);
      max-width: 1180px;
      margin-left: auto;
      margin-right: auto;
    }

    /* clamp() */
    html.ios12-layout .section-title,
    html.ios12-layout .hero h1,
    html.ios12-layout .support-box h3 {
      font-size: 3.05rem;
    }

    html.ios12-layout .hero-copy {
      font-size: 1.22rem;
    }

    html.ios12-layout .price-main strong {
      font-size: 5rem;
    }

    html.ios12-layout .problem-transition-label,
    html.ios12-layout .contact-copy h3 {
      font-size: 2rem;
    }

    html.ios12-layout .problem-solution h3 {
      font-size: 3.55rem;
    }

    html.ios12-layout .problem-solution-lead {
      font-size: 1.45rem;
    }

    html.ios12-layout .story-copy h3 {
      font-size: 2.7rem;
    }

    html.ios12-layout .ai-knowledge-title {
      font-size: 2.45rem;
    }

    /* min() widths */
    html.ios12-layout .problem-transition::after {
      width: 72vw;
      max-width: 520px;
    }

    html.ios12-layout .story-note {
      width: auto;
      max-width: calc(100% - 40px);
    }

    html.ios12-layout .float-cta {
      width: calc(100vw - 40px);
      max-width: 430px;
    }

    html.ios12-layout .site-toast {
      width: calc(100vw - 32px);
      max-width: 460px;
    }

    /* max-content */
    html.ios12-layout .brand {
      min-width: 0;
    }

    html.ios12-layout .story-note {
      width: auto;
    }

    /* aspect-ratio: 16 / 10 */
    html.ios12-layout .problem-solution-media {
      position: relative;
      height: 0;
      min-height: 0;
      padding: 62.5% 0 0;
    }

    html.ios12-layout .problem-solution-media img {
      position: absolute;
      top: 12px;
      right: 12px;
      bottom: 12px;
      left: 12px;
      width: calc(100% - 24px);
      height: calc(100% - 24px);
    }

    /* aspect-ratio: 1 / 1 */
    html.ios12-layout .function-media {
      position: relative;
      height: 0;
      min-height: 0;
      padding-top: 100%;
    }

    html.ios12-layout .function-media img {
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 100%;
    }

    /* Old Safari sometimes keeps grid/flex children wider than the track. */
    html.ios12-layout .hero-inner>*,
    html.ios12-layout .problem-grid>*,
    html.ios12-layout .problem-solution-gallery>*,
    html.ios12-layout .story-row>*,
    html.ios12-layout .value-grid>*,
    html.ios12-layout .function-grid>*,
    html.ios12-layout .ai-panel>*,
    html.ios12-layout .use-grid>*,
    html.ios12-layout .flow-grid>*,
    html.ios12-layout .plan-grid>*,
    html.ios12-layout .support-box>*,
    html.ios12-layout .contact-grid>*,
    html.ios12-layout .form-grid>* {
      min-width: 0;
    }

    /* Flexbox gap fallback */
    html.no-flex-gap .eyebrow::before {
      margin-right: 10px;
    }

    html.no-flex-gap .brand>*+* {
      margin-left: 12px;
    }

    html.no-flex-gap .global-nav>*+* {
      margin-left: 27px;
    }

    html.no-flex-gap .header-actions>*+* {
      margin-left: 12px;
    }

    html.no-flex-gap .btn>*+* {
      margin-left: 9px;
    }

    html.no-flex-gap .hero-kicker>*+* {
      margin-left: 10px;
    }

    html.no-flex-gap .hero-points>* {
      margin-right: 10px;
      margin-bottom: 10px;
    }

    html.no-flex-gap .hero-actions>* {
      margin-right: 14px;
      margin-bottom: 14px;
    }

    html.no-flex-gap .price-highlight>*+* {
      margin-left: 20px;
    }

    html.no-flex-gap .price-main>*+* {
      margin-left: 7px;
    }

    html.no-flex-gap .window-dots>*+* {
      margin-left: 7px;
    }

    html.no-flex-gap .value-item-head>*+* {
      margin-left: 14px;
    }

    html.no-flex-gap .price-intro>*+* {
      margin-left: 30px;
    }

    html.no-flex-gap .contact-points div>*+* {
      margin-left: 12px;
    }

    html.no-flex-gap .privacy-check>*+* {
      margin-left: 10px;
    }

    html.no-flex-gap .footer-top>*+* {
      margin-left: 40px;
    }

    html.no-flex-gap .footer-bottom>*+* {
      margin-left: 20px;
    }

    html.no-flex-gap .float-cta>*+* {
      margin-left: 20px;
    }

    html.no-flex-gap .site-toast>*+* {
      margin-left: 14px;
    }

    /* :focus-visible is unsupported in iOS 12. */
    html.ios12-layout a:focus,
    html.ios12-layout button:focus,
    html.ios12-layout input:focus,
    html.ios12-layout select:focus,
    html.ios12-layout textarea:focus,
    html.ios12-layout summary:focus {
      outline: 3px solid rgba(35, 94, 224, .35);
      outline-offset: 3px;
    }

    /* Standard checkbox appearance on old Safari. */
    html.ios12-layout input[type="checkbox"] {
      -webkit-appearance: checkbox;
      appearance: checkbox;
    }

    /* Horizontal overflow safeguards */
    html.ios12-layout .site-header,
    html.ios12-layout .hero,
    html.ios12-layout .section,
    html.ios12-layout .value-strip,
    html.ios12-layout .site-footer,
    html.ios12-layout .float-cta,
    html.ios12-layout .mobile-cta,
    html.ios12-layout .site-toast,
    html.ios12-layout img {
      max-width: 100%;
    }

    @media (max-width: 920px) and (min-width: 801px) {
      html.ios12-layout .float-cta {
        width: calc(100vw - 32px);
        max-width: 390px;
      }
    }

    @media (max-width: 800px) {
      html.ios12-layout .container {
        width: calc(100% - 28px);
        max-width: 720px;
      }

      html.no-flex-gap .price-highlight>*+* {
        margin-top: 14px;
        margin-left: 0;
      }

      html.no-flex-gap .story-row>*+* {
        margin-top: 32px;
      }

      html.no-flex-gap .footer-top>*+*,
      html.no-flex-gap .footer-bottom>*+* {
        margin-top: 20px;
        margin-left: 0;
      }

      html.ios12-layout .problem-transition::after {
        width: 78vw;
        max-width: 360px;
      }

      html.ios12-layout .problem-solution-media img {
        top: 10px;
        right: 10px;
        bottom: 10px;
        left: 10px;
        width: calc(100% - 20px);
        height: calc(100% - 20px);
      }
    }

    @media (max-width: 520px) {
      html.ios12-layout .section-title {
        font-size: 1.9rem;
      }

      html.ios12-layout .hero h1 {
        font-size: 2rem;
      }

      html.ios12-layout .hero-copy {
        font-size: 1.02rem;
      }

      html.ios12-layout .price-main strong {
        font-size: 3rem;
      }

      html.ios12-layout .problem-transition-label,
      html.ios12-layout .contact-copy h3 {
        font-size: 1.7rem;
      }

      html.ios12-layout .problem-solution h3 {
        font-size: 2.2rem;
      }

      html.ios12-layout .problem-solution-lead {
        font-size: 1.1rem;
      }

      html.ios12-layout .story-copy h3 {
        font-size: 2rem;
      }

      html.ios12-layout .support-box h3 {
        font-size: 2rem;
      }

      html.ios12-layout .ai-knowledge-title {
        font-size: 1.9rem;
      }
    }