.x-side-form {
  
  --main: #1aa5c8;
  --main-deep: #0f7f9c;
  --main-pale: #eaf7fa;
  
  --grad: linear-gradient(160deg, #4cc3d4 0%, #6fcf9d 60%, #a9dd86 100%);
  
  --yellow: #ffe24a;
  --yellow-deep: #e9bf1c;
  
  --orange-1: #ffc35a;
  --orange-2: #ff9a3c;

  --ink: #33444b;
  --text: #52666d;
  --muted: #8a9aa0;
  --line: #d8e8ea;
  --page: #f7f3ec;   
  --white: #fff;

  --sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --en: "Montserrat", "Noto Sans JP", sans-serif;
  --col: 480px;      
  --gutter: 20px;
  --radius: 18px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}
.x-side-form *, .x-side-form *::before, .x-side-form *::after { box-sizing: border-box; }
.x-side-form { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
.x-side-form {
  margin: 0; font-family: var(--sans); color: var(--ink); background: var(--page);
  line-height: 1.85; font-size: 14.5px; letter-spacing: .03em; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
.x-side-form img { max-width: 100%; height: auto; display: block; }
.x-side-form h1, .x-side-form h2, .x-side-form h3 { margin: 0; line-height: 1.5; }
.x-side-form p { margin: 0 0 1em; }
.x-side-form ul, .x-side-form ol, .x-side-form dl, .x-side-form dd { margin: 0; padding: 0; list-style: none; }
.x-side-form a { color: inherit; text-decoration: none; }
.x-side-form button { font: inherit; cursor: pointer; }
.x-side-form .center { text-align: center; }
.x-side-form .small { font-size: 13px; color: var(--text); }
.x-side-form .part-label { margin: 0; padding: 6px 12px; font: 700 11px/1.4 var(--sans); color: #fff; background: #555; }
.x-side-form .part-label b { display: inline-block; margin-right: 8px; padding: 0 6px; background: #000; border-radius: 3px; }
.x-side-form .part-label code { margin-left: 8px; padding: 0 6px; background: #777; border-radius: 3px; font-size: 11px; }
.x-side-form .layout { display: block; }
.x-side-form .lp { width: 100%; max-width: var(--col); margin: 0 auto; background: var(--white); overflow: hidden; }
.x-side-form .side { padding: 32px var(--gutter) 48px; max-width: var(--col); margin: 0 auto; background: var(--main-pale); }
@media (min-width: 900px) {
.x-side-form .layout { display: flex; justify-content: center; gap: 32px; padding: 0 24px; }
.x-side-form .lp { margin: 0; flex: none; box-shadow: 0 0 40px rgba(40, 75, 90, .08); }
.x-side-form .side { position: sticky; top: 40px; align-self: flex-start; width: 340px; margin: 40px 0; padding: 0; background: none; }
.x-side-form .side .form { box-shadow: 0 22px 60px rgba(40, 75, 90, .16); }
}
.x-side-form .btn {
  display: flex; align-items: center; justify-content: center; width: 100%; max-width: 300px; min-height: 52px; margin: 24px auto 0;
  padding: 12px 20px; border: 0; border-radius: 6px; font-weight: 700; font-size: 15px;
  transition: transform .15s var(--ease), box-shadow .15s var(--ease);
}
.x-side-form .btn--white { background: #fff; color: var(--ink); box-shadow: 0 5px 0 rgba(0, 0, 0, .15); }
.x-side-form .btn--orange { max-width: none; background: linear-gradient(180deg, var(--orange-1), var(--orange-2)); color: #fff; box-shadow: 0 5px 0 #d97a22; border-radius: 999px; }
.x-side-form .btn:hover { transform: translateY(2px); }
.x-side-form .hd { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px var(--gutter); background: #fff; }
.x-side-form .hd__logo { display: flex; align-items: center; gap: 10px; }
.x-side-form .hd__mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--grad); color: #fff; font: 800 13px/1 var(--en); }
.x-side-form .hd__logo strong { display: block; font: 800 13px/1.2 var(--en); letter-spacing: .06em; }
.x-side-form .hd__logo small { display: block; font-size: 10px; color: var(--muted); }
.x-side-form .hd__btn { padding: 8px 14px; border-radius: 999px; background: var(--main); color: #fff; font-weight: 700; font-size: 12px; white-space: nowrap; }
.x-side-form .hero {
  position: relative; padding: 28px var(--gutter) 40px; text-align: center; color: #fff; overflow: hidden;
  background: linear-gradient(rgba(255, 255, 255, .05), rgba(255, 255, 255, .05)), var(--bg, none) center / cover, var(--grad);
}
.x-side-form .hero::before, .x-side-form .hero::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255, 255, 255, .15); }
.x-side-form .hero::before { width: 180px; height: 180px; left: -60px; bottom: 30px; }
.x-side-form .hero::after { width: 120px; height: 120px; right: -30px; bottom: -20px; }
.x-side-form .hero__tag {
  position: relative; display: inline-block; margin: 0 0 22px; padding: 6px 22px; border-radius: 999px; background: #fff;
  color: var(--main); font-weight: 900; font-size: 15px;
}
.x-side-form .hero__tag::after { content: ""; position: absolute; left: 30px; bottom: -8px; border: 8px solid transparent; border-top-color: #fff; border-bottom: 0; }
.x-side-form .hero__badge {
  position: absolute; right: 14px; top: 46px; display: grid; place-items: center; width: 78px; height: 78px; margin: 0; border-radius: 50%;
  background: var(--yellow); color: var(--main-deep); font-weight: 900; font-size: 17px; line-height: 1.1; transform: rotate(-10deg);
}
.x-side-form .hero__title { position: relative; font-size: clamp(30px, 8.6vw, 40px); font-weight: 900; line-height: 1.35; margin: 18px 0 20px; text-shadow: 0 2px 12px rgba(0, 0, 0, .12); }
.x-side-form .hero__lead { position: relative; font-size: 13.5px; font-weight: 700; line-height: 2; }
.x-side-form .sec { position: relative; padding: 56px var(--gutter); background: var(--main-pale); }
.x-side-form .sec--white { background: #fff; }
.x-side-form .ttl { text-align: center; margin-bottom: 24px; }
.x-side-form .ttl__en { margin: 0 0 6px; font: 700 15px/1 var(--en); letter-spacing: .08em; color: var(--main); }
.x-side-form .ttl h2 { font-size: 21px; font-weight: 900; color: var(--ink); }
.x-side-form .ttl h2.accent { color: var(--main); }
.x-side-form .ttl--white .ttl__en, .x-side-form .ttl--white h2 { color: #fff; }
.x-side-form .contact .ttl__en { color: #fff; }
.x-side-form .ph {
  position: relative; display: grid; place-items: center; aspect-ratio: var(--r, 4 / 3); padding: 12px;
  background: linear-gradient(150deg, #d7f1f5, #e6f5dd); color: var(--main-deep); font-size: 12px; text-align: center;
}
.x-side-form .ph[data-icon]::before {
  content: attr(data-icon); display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 4px; border-radius: 50%;
  background: #fff; color: var(--main); font: 800 24px/1 var(--en);
}
.x-side-form .ph[data-icon] { align-content: center; gap: 6px; }
.x-side-form .frame { border-radius: var(--radius); overflow: hidden; background: #fff; padding: 12px; margin: 20px 0; }
.x-side-form .frame .ph { border-radius: 10px; }
.x-side-form .slider { margin: 24px calc(var(--gutter) * -1) 0; }
.x-side-form .slider__track { display: flex; gap: 16px; padding: 0 var(--gutter) 6px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
.x-side-form .slider__track::-webkit-scrollbar { display: none; }
.x-side-form .card { flex: 0 0 86%; scroll-snap-align: center; border: 2px solid var(--main); border-radius: var(--radius); overflow: hidden; background: var(--main); }
.x-side-form .card__body { padding: 14px 16px 18px; color: #fff; text-align: center; }
.x-side-form .card__body span { display: block; text-align: left; font: 800 12px/1 var(--en); margin-bottom: 8px; }
.x-side-form .card__body h3 { font-size: 17px; font-weight: 900; margin-bottom: 8px; }
.x-side-form .card__body p { margin: 0; font-size: 12.5px; font-weight: 700; }
.x-side-form .slider__nav { display: flex; justify-content: center; gap: 10px; margin-top: 16px; }
.x-side-form .slider__nav button { width: 40px; height: 40px; border: 0; border-radius: 50%; background: var(--main); color: #fff; font-size: 18px; }
.x-side-form .feature .ph { border-radius: var(--radius) var(--radius) 0 0; }
.x-side-form .feature__box { padding: 24px 20px; background: var(--grad); color: #fff; border-radius: 0 0 var(--radius) var(--radius); }
.x-side-form .feature__box h2 { font-size: 19px; font-weight: 900; margin: 10px 0 14px; }
.x-side-form .feature__box p { font-size: 13px; font-weight: 700; }
.x-side-form .pill-label { display: inline-block; margin: 0; padding: 3px 12px; border-radius: 999px; background: rgba(255, 255, 255, .9); color: var(--main-deep); font: 800 10px/1.4 var(--en); letter-spacing: .06em; }
.x-side-form .pills { display: grid; gap: 10px; margin-top: 20px; }
.x-side-form .pills li { padding: 10px 16px; border-radius: 999px; background: var(--main); color: #fff; text-align: center; font-weight: 900; font-size: 15px; }
.x-side-form .points { position: relative; padding: 56px var(--gutter) 40px; background: var(--grad); overflow: hidden; }
.x-side-form .point {
  display: grid; place-content: center; width: 290px; aspect-ratio: 1; margin: 0 0 28px; padding: 30px; border-radius: 50%;
  background: #fff; text-align: center; box-shadow: 8px 10px 0 rgba(0, 0, 0, .12);
}
.x-side-form .point--r { margin-left: auto; }
.x-side-form .point__no { justify-self: center; margin: 0 0 8px; padding: 2px 22px; border-radius: 999px; background: var(--main); color: #fff; font: 800 16px/1.4 var(--en); }
.x-side-form .point h3 { color: var(--main); font-size: 19px; font-weight: 900; margin-bottom: 8px; }
.x-side-form .point p { margin: 0 0 8px; font-size: 12px; font-weight: 700; }
.x-side-form .point__key { margin: 0; padding: 3px 10px; border-radius: 999px; background: var(--yellow-deep); color: #fff !important; }
@media (max-width: 360px) {
.x-side-form .point { width: 260px; padding: 24px; }
}
.x-side-form .effect { background: #fff; border-radius: var(--radius); overflow: hidden; }
.x-side-form .effect__body { padding: 22px 20px 26px; }
.x-side-form .effect__body h2 { font-size: 19px; font-weight: 900; color: var(--main); margin-bottom: 16px; }
.x-side-form .dots li { position: relative; padding-left: 22px; margin-bottom: 8px; font-size: 13px; font-weight: 700; color: var(--text); }
.x-side-form .dots li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 10px; height: 10px; border-radius: 50%; background: var(--main); }
.x-side-form .people { display: grid; gap: 36px; }
.x-side-form .person { text-align: center; }
.x-side-form .person__face {
  display: grid; place-items: center; width: 110px; height: 110px; margin: 0 auto 10px; border-radius: 50%; overflow: hidden;
  border: 3px solid var(--main); background: var(--main-pale);
}
.x-side-form .person__face::before { content: attr(data-initial); font-weight: 900; font-size: 40px; color: var(--main); }
.x-side-form .person__face:has(img)::before { display: none; }
.x-side-form .person__face img { width: 100%; height: 100%; object-fit: cover; }
.x-side-form .person h3 { color: var(--main); font-size: 17px; font-weight: 900; margin-bottom: 6px; }
.x-side-form .person__cap { margin: 0 0 2px; font-size: 11px; font-weight: 700; color: var(--main); }
.x-side-form .person p { font-size: 12px; font-weight: 700; color: var(--main-deep); margin: 0; }
.x-side-form .nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.x-side-form .nums li { padding: 14px 4px; border-radius: 12px; background: #fff; text-align: center; font-size: 12px; font-weight: 700; }
.x-side-form .nums b { font: 800 26px/1.2 var(--en); color: var(--main); }
.x-side-form .nums span { display: block; color: var(--muted); font-size: 11px; }
.x-side-form .plan { margin-top: 20px; border: 2px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.x-side-form .plan__tag { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin: 0; padding: 12px 16px; background: var(--main-pale); }
.x-side-form .plan__tag b { padding: 2px 10px; border-radius: 999px; color: #fff; font-size: 12px; }
.x-side-form .plan__tag b.a { background: var(--main); }
.x-side-form .plan__tag b.b { background: #6fcf9d; }
.x-side-form .plan__tag strong { font-size: 16px; font-weight: 900; }
.x-side-form .plan__tag small { color: var(--muted); font-size: 11px; }
.x-side-form .plan__price { margin: 0; padding: 16px 16px 6px; text-align: center; }
.x-side-form .plan__price strong { display: block; font: 800 34px/1.2 var(--en); color: var(--ink); }
.x-side-form .plan__price strong.zero { color: #ef6f3c; }
.x-side-form .plan__price small { font-size: 11px; color: var(--muted); }
.x-side-form .plan__zero { display: block; width: fit-content; margin: 16px auto 0; padding: 3px 14px; border-radius: 999px; background: var(--yellow); font-weight: 900; font-size: 13px; }
.x-side-form .plan__rows { padding: 8px 16px 16px; }
.x-side-form .plan__rows div { display: grid; grid-template-columns: 64px 1fr; gap: 10px; padding: 9px 0; border-top: 1px dashed var(--line); font-size: 12.5px; }
.x-side-form .plan__rows dt { font-weight: 900; color: var(--main); }
.x-side-form .flow li { position: relative; padding: 16px 16px 16px 72px; margin-bottom: 14px; border-radius: 14px; background: #fff; }
.x-side-form .flow li:not(:last-child)::after { content: ""; position: absolute; left: 35px; bottom: -14px; width: 2px; height: 14px; background: var(--main); }
.x-side-form .flow span { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--main); color: #fff; font: 800 14px/1 var(--en); }
.x-side-form .flow h3 { font-size: 15px; font-weight: 900; }
.x-side-form .flow p { margin: 2px 0 0; font-size: 12.5px; color: var(--text); }
.x-side-form .faq details { margin-bottom: 10px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.x-side-form .faq summary { position: relative; list-style: none; cursor: pointer; padding: 14px 40px 14px 44px; font-weight: 700; font-size: 14px; }
.x-side-form .faq summary::-webkit-details-marker { display: none; }
.x-side-form .faq summary::before { content: "Q"; position: absolute; left: 16px; top: 12px; font: 800 18px/1.3 var(--en); color: var(--main); }
.x-side-form .faq summary::after { content: "+"; position: absolute; right: 16px; top: 11px; font-size: 20px; color: var(--main); transition: transform .3s; }
.x-side-form .faq details[open] summary::after { transform: rotate(45deg); }
.x-side-form .faq details p { margin: 0; padding: 0 16px 14px 44px; font-size: 13px; color: var(--text); }
.x-side-form .contact { padding: 56px var(--gutter); background: var(--grad); color: #fff; text-align: center; }
.x-side-form .contact h2 { font-size: 21px; font-weight: 900; margin-bottom: 16px; }
.x-side-form .contact p { font-size: 13px; font-weight: 700; }
.x-side-form .form { padding: 24px 22px; border-radius: var(--radius); background: #fff; }
.x-side-form .form__label { display: inline-block; margin: 0 0 8px; padding: 3px 10px; border-radius: 999px; background: var(--main); color: #fff; font-size: 11px; font-weight: 700; }
.x-side-form .form h2 { font-size: 20px; font-weight: 900; margin-bottom: 8px; }
.x-side-form .form__lead { font-size: 12px; color: var(--text); }
.x-side-form .form label { display: block; margin-bottom: 14px; }
.x-side-form .form label span { display: block; margin-bottom: 4px; font-size: 12px; font-weight: 700; }
.x-side-form .form label em { margin-left: 6px; padding: 1px 6px; border-radius: 4px; background: var(--orange-2); color: #fff; font-style: normal; font-size: 10px; }
.x-side-form .form input { width: 100%; height: 44px; padding: 0 12px; border: 1px solid var(--line); border-radius: 8px; font: inherit; background: #fafdfd; }
.x-side-form .form input:focus { outline: 2px solid var(--main); border-color: transparent; }
.x-side-form .form .btn { margin-top: 20px; }
.x-side-form .ft { padding: 20px; text-align: center; color: var(--muted); font-size: 11px; }
.x-side-form .float-cta {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 30; padding: 14px; border-radius: 999px;
  background: linear-gradient(180deg, var(--orange-1), var(--orange-2)); color: #fff; font-weight: 700; text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .2); transform: translateY(160%); transition: transform .4s var(--ease);
}
.x-side-form .float-cta.is-show { transform: none; }
@media (min-width: 900px) {
.x-side-form .float-cta { display: none; }
}
.x-side-form .reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.x-side-form .reveal.is-in { opacity: 1; transform: none; }
.x-side-form .stagger > * { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.x-side-form .stagger.is-in > * { opacity: 1; transform: none; }
.x-side-form .stagger.is-in > *:nth-child(2) { transition-delay: .08s; }
.x-side-form .stagger.is-in > *:nth-child(3) { transition-delay: .16s; }
.x-side-form .stagger.is-in > *:nth-child(n+4) { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
.x-side-form .reveal, .x-side-form .stagger > * { opacity: 1; transform: none; transition: none; }
}

/* トーンの変数に結び付ける */
.x-side-form { background-color: var(--c-bg); color: var(--c-ink); font-family: var(--font-body); --main: var(--c-primary); --main-deep: var(--c-primary-deep); --main-pale: var(--c-primary-pale); --grad: linear-gradient(160deg, var(--c-primary) 0%, var(--c-primary-deep) 55%, var(--c-dark) 100%); --yellow: var(--c-highlight); --yellow-deep: var(--c-dark); --orange-1: var(--c-cta-light); --orange-2: var(--c-cta); --ink: var(--c-ink); --text: var(--c-ink); --muted: var(--c-muted); --line: var(--c-line); --page: var(--c-bg-alt-2); --white: var(--c-bg); --sans: var(--font-body); --en: var(--font-en); }