@charset "UTF-8";
/* =========================================================
FEATURES — 特徴ページ専用
本文サイズ・コンテナ幅は design-system.scss、個別の装飾はこのファイルで調整します。
========================================================= */
.page-features .f-container {
  width: calc(100% - var(--container-gutters-desktop));
  max-width: var(--container-max-standard);
  margin-inline: auto;
}
.page-features .feature-symbols {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}
.page-features .f-blue {
  color: var(--blue);
}
.page-features .f-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.page-features .f-text-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 12px 0;
  border-bottom: 1px solid currentColor;
  font-size: 13px;
  font-weight: 700;
}
.page-features .f-text-link > span {
  color: var(--blue);
  font-size: 23px;
  line-height: 1;
  transition: transform 0.25s;
}
.page-features .f-text-link:hover > span {
  transform: translate(3px, -3px);
}
.page-features h2 {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: -0.05em;
}
.page-features .detail-directory {
  margin-top: 0;
  padding-block: 40px;
  border-top: 0;
}

/*　==============================================
― ファーストビュー：いつものコード＋完成したフォーム
==============================================　*/
.features-hero .detail-breadcrumb {
  padding: 24px 0 32px;
}
.features-hero .features-masthead {
  display: flex;
  align-items: baseline;
  gap: 25px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.features-hero .features-masthead > p {
  font-size: 108px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.065em;
}
.features-hero .features-masthead > p span {
  color: var(--blue);
}
.features-hero .features-masthead > span {
  font-size: 12px;
  font-weight: 700;
}
.features-hero .features-masthead .masthead-index {
  margin-left: auto;
  color: var(--blue);
}
.features-hero .features-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 56px 0 64px;
}
.features-hero .features-hero-copy .f-eyebrow {
  color: var(--blue);
  margin-bottom: 20px;
}
.features-hero h1 {
  font-size: 62px;
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -0.065em;
}
.features-hero h1 > span {
  display: block;
}
.features-hero h1 .hero-title-intro {
  margin-bottom: 7px;
  font-size: 29px;
  letter-spacing: -0.035em;
}
.features-hero .hero-description {
  max-width: 590px;
  margin-top: 25px;
  line-height: 2.2;
  color: var(--muted);
}
.features-hero .hero-description strong {
  color: var(--ink);
  font-weight: 500;
}
.features-hero .f-text-link {
  margin-top: 23px;
}

.hero-kit {
  position: relative;
  height: 460px;
}
.hero-kit .kit-orbit {
  position: absolute;
  border: 1px solid #ccd8f3;
  border-radius: 50%;
}
.hero-kit .orbit-one {
  width: 410px;
  height: 410px;
  left: 9%;
  top: 8px;
}
.hero-kit .orbit-two {
  width: 290px;
  height: 290px;
  left: 20%;
  top: 69px;
}
.hero-kit .kit-axis {
  position: absolute;
  background: var(--line);
}
.hero-kit .axis-x {
  left: 0;
  top: 213px;
  width: 100%;
  height: 1px;
}
.hero-kit .axis-y {
  left: 48%;
  top: 0;
  width: 1px;
  height: 430px;
}
.hero-kit .kit-code {
  position: absolute;
  top: 32px;
  left: 10px;
  width: 315px;
  padding-bottom: 20px;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
  transform: rotate(-7deg);
  box-shadow: 0 22px 45px rgba(21, 34, 59, 0.0862745098);
}
.hero-kit .kit-toolbar {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 14px 17px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1490196078);
}
.hero-kit .kit-toolbar > span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3607843137);
}
.hero-kit .kit-toolbar small {
  margin-left: auto;
  font-size: 8px;
  letter-spacing: 0.08em;
  color: #c1cce0;
}
.hero-kit .kit-code > p {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px 5px;
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.055em;
}
.hero-kit .kit-code > p span {
  font-size: 22px;
  color: var(--mint);
}
.hero-kit .kit-code-lines {
  display: grid;
  gap: 10px;
  padding: 10px 26px 12px;
}
.hero-kit .kit-code-lines span {
  font-family: monospace;
  font-size: 13px;
  color: var(--mint);
}
.hero-kit .kit-code-lines i {
  height: 5px;
  width: 140px;
  margin-left: 22px;
  background: #70809d;
}
.hero-kit .kit-code-lines i:nth-of-type(2) {
  width: 90px;
  background: #3a5276;
}
.hero-kit .kit-code-label {
  margin-left: 24px;
  font-size: 9px;
  color: #d2dced;
}
.hero-kit .kit-form {
  position: absolute;
  top: 139px;
  right: 8px;
  width: 276px;
  padding: 0 24px 18px;
  border: 1px solid #a4b9f4;
  background: #fff;
  border-radius: 7px;
  transform: rotate(6deg);
  box-shadow: 0 22px 45px rgba(23, 75, 255, 0.0862745098);
}
.hero-kit .kit-form-top {
  display: flex;
  justify-content: space-between;
  margin: 0 -24px 20px;
  padding: 11px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 9px;
  font-weight: 800;
}
.hero-kit .kit-form > p {
  font-size: 29px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.05em;
}
.hero-kit .kit-form-sub {
  display: block;
  font-size: 8px;
  margin: 6px 0 16px;
}
.hero-kit .kit-field {
  margin-top: 10px;
}
.hero-kit .kit-field span {
  display: block;
  margin-bottom: 5px;
  font-size: 8px;
}
.hero-kit .kit-field i {
  display: block;
  height: 25px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--paper);
}
.hero-kit .kit-fake-button {
  display: flex;
  justify-content: space-between;
  margin-top: 18px;
  padding: 10px 14px;
  border-radius: 2px;
  background: var(--blue);
  color: #fff;
  font-size: 9px;
}
.hero-kit .kit-form-base {
  display: block;
  margin-top: 13px;
  font-size: 6px;
  letter-spacing: 0.06em;
}
.hero-kit .kit-seal {
  position: absolute;
  left: 32px;
  top: 320px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 118px;
  height: 118px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--mint);
  transform: rotate(-12deg);
}
.hero-kit .kit-seal span {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.09em;
}
.hero-kit .kit-seal strong {
  margin-block: 1px;
  font-size: 27px;
  line-height: 1.5;
  letter-spacing: -0.04em;
}
.hero-kit .kit-caption {
  position: absolute;
  right: 0;
  bottom: -22px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.hero-kit .kit-caption .pill-dot {
  width: 5px;
  height: 5px;
  color: var(--blue);
}

.features-jump {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.features-jump a {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 86px;
  padding: 18px 26px;
  border-left: 1px solid var(--line);
  font-size: 12px;
  transition: background 0.25s;
}
.features-jump a:first-child {
  padding-left: 0;
  border-left: 0;
}
.features-jump a:last-child {
  padding-right: 0;
}
.features-jump a > .en {
  color: var(--blue);
  font-size: 11px;
}
.features-jump a > span:last-child {
  margin-left: auto;
  color: var(--blue);
  font-size: 25px;
}
.features-jump a:hover {
  background: var(--pale-blue);
}

/*　==============================================
― 9つの強み：番号 → 強み → 実務上のメリット → 詳細へ
==============================================　*/
.feature-strengths {
  padding: 100px 0 90px;
  background: #f1f4f8;
}

.f-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 45px;
}
.f-section-heading .f-eyebrow {
  margin-bottom: 22px;
  color: var(--blue);
}

.strengths-heading-side {
  display: flex;
  align-items: end;
  gap: 35px;
}
.strengths-heading-side p {
  padding-bottom: 10px;
  line-height: 2;
  color: var(--muted);
}
.strengths-heading-side > span {
  color: #cbd6e8;
  font-size: 122px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.07em;
}
.strengths-heading-side > span span {
  display: inline-block;
  vertical-align: top;
  padding-top: 12px;
  font-size: 48px;
}

.strength-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.strength-card {
  display: flex;
  flex-direction: column;
  padding: 28px 29px 0;
  border: 1px solid #d9e1ed;
  border-radius: 7px;
  background: #fff;
}
.strength-card .strength-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.strength-card .strength-number {
  color: var(--blue);
  font-size: 52px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.06em;
}
.strength-card .strength-top svg {
  width: 37px;
  height: 37px;
  fill: none;
  stroke: var(--blue);
  stroke-width: 1.4;
  stroke-linejoin: round;
}
.strength-card .strength-label {
  margin-bottom: 11px;
  color: var(--muted);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.strength-card h3 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: -0.05em;
}
.strength-card .strength-description {
  margin-top: 18px;
  color: var(--muted);
  line-height: 2;
}
.strength-card .strength-benefit {
  margin: 14px 0 27px;
  padding-left: 13px;
  border-left: 2px solid #a3bafd;
  line-height: 1.95;
}
.strength-card .strength-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding: 20px 0;
  border-top: 1px solid #d9e1ed;
  font-size: 11px;
  font-weight: 700;
}
.strength-card .strength-link span {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid #cbd7ed;
  border-radius: 50%;
  color: var(--blue);
  font-size: 17px;
  transition: background 0.25s, color 0.25s;
}
.strength-card .strength-link:hover span {
  color: #fff;
  background: var(--blue);
  border-color: var(--blue);
}

.strength-mint {
  background: #e5f8eb;
  border-color: #cce6d7;
}

.strength-pale {
  background: #e6edff;
  border-color: #d2dcf5;
}

.strength-dark {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.strength-dark .strength-number {
  color: var(--mint);
}
.strength-dark .strength-top svg {
  stroke: var(--mint);
}
.strength-dark .strength-label, .strength-dark .strength-description {
  color: #c7d3e6;
}
.strength-dark .strength-benefit {
  border-color: var(--mint);
}
.strength-dark .strength-link {
  border-color: rgba(255, 255, 255, 0.1882352941);
}
.strength-dark .strength-link span {
  border-color: rgba(255, 255, 255, 0.3137254902);
  color: var(--mint);
}
.strength-dark a:focus-visible {
  outline-color: var(--mint);
}

.strengths-footnote {
  margin-top: 25px;
  line-height: 2;
  color: var(--muted);
}
.strengths-footnote a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/*　==============================================
― 開発者紹介：青い背景・大きな数字・簡潔な経歴
==============================================　*/
.feature-developer {
  position: relative;
  overflow: hidden;
  padding: 76px 0 80px;
  background: var(--blue);
  color: #fff;
}
.feature-developer .f-container {
  position: relative;
}
.feature-developer .developer-decoration {
  position: absolute;
  bottom: 185px;
  left: 48%;
  color: rgba(255, 255, 255, 0.0274509804);
  font-size: 210px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.06em;
  white-space: nowrap;
  pointer-events: none;
}
.feature-developer .developer-topline {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 23px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3137254902);
}
.feature-developer .developer-topline > span {
  font-size: 11px;
  color: #dfe7ff;
}
.feature-developer h2 {
  margin-top: 53px;
  font-size: 48px;
  line-height: 1.7;
  letter-spacing: -0.055em;
}
.feature-developer h2 > span {
  color: var(--mint);
}
.feature-developer .maker-mobile-break {
  display: none;
}
.feature-developer .developer-content {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 110px;
  margin-top: 60px;
}
.feature-developer .developer-experience {
  position: relative;
  align-self: start;
  padding-top: 14px;
}
.feature-developer .experience-label {
  font-size: 13px;
  font-weight: 500;
}
.feature-developer .experience-number {
  margin-left: -12px;
  color: var(--mint);
  font-size: 250px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.085em;
}
.feature-developer .experience-number span {
  display: inline-block;
  font-size: 94px;
  vertical-align: top;
  margin: 20px 0 0 16px;
}
.feature-developer .experience-caption {
  margin-top: 12px;
  font-size: 17px;
  letter-spacing: 0.05em;
}
.feature-developer .experience-disc {
  position: absolute;
  right: 6px;
  bottom: 0;
  display: grid;
  place-items: center;
  width: 65px;
  height: 65px;
  border: 1px solid rgba(255, 255, 255, 0.3960784314);
  border-radius: 50%;
}
.feature-developer .experience-disc svg {
  width: 37px;
  height: 37px;
  stroke: var(--mint);
  stroke-width: 1.2;
}
.feature-developer .developer-lead {
  margin-bottom: 24px;
  font-size: 23px;
  font-weight: 600;
  line-height: 1.9;
  letter-spacing: -0.02em;
}
.feature-developer .developer-story > p:not(.developer-lead) {
  line-height: 2.2;
  color: #e3ebff;
}
.feature-developer .developer-story > p + p {
  margin-top: 15px;
}
.feature-developer .developer-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 27px;
}
.feature-developer .developer-skills li {
  padding: 4px 11px;
  border: 1px solid rgba(255, 255, 255, 0.3137254902);
  border-radius: 2px;
  color: var(--mint);
  font-size: 8px;
  letter-spacing: 0.04em;
}
.feature-developer .developer-profile {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 110px;
  margin-top: 60px;
  padding-top: 35px;
  border-top: 1px solid rgba(255, 255, 255, 0.3137254902);
}
.feature-developer .developer-name > .en {
  margin-bottom: 14px;
  color: var(--mint);
  font-size: 9px;
  letter-spacing: 0.12em;
}
.feature-developer .developer-name h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 18px;
  font-size: 29px;
  font-weight: 500;
  letter-spacing: 0.06em;
}
.feature-developer .developer-name h3 span {
  font-size: 10px;
  letter-spacing: 0.1em;
}
.feature-developer .developer-name > p:last-child {
  margin-top: 14px;
  color: #e3ebff;
}
.feature-developer .developer-timeline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.feature-developer .developer-timeline li {
  position: relative;
  padding-top: 19px;
  border-top: 1px solid rgba(255, 255, 255, 0.3960784314);
}
.feature-developer .developer-timeline li::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--mint);
  border-radius: 50%;
}
.feature-developer .developer-timeline span {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.03em;
}
.feature-developer .developer-timeline p {
  margin-top: 7px;
  color: #e3ebff;
  font-size: 10px;
  line-height: 2;
}
.feature-developer .developer-bio {
  margin-top: 24px;
  color: #dfe7ff;
  font-size: 10px;
  line-height: 2;
}

/*　==============================================
― 組み込み図解：ファイルから、サイト内のフォームへ
==============================================　*/
.feature-integration {
  padding: 110px 0 96px;
}
.feature-integration .integration-heading {
  text-align: center;
}
.feature-integration .integration-heading .f-eyebrow {
  justify-content: center;
  color: var(--blue);
  margin-bottom: 25px;
}
.feature-integration .integration-heading h2 {
  font-size: 42px;
}
.feature-integration .integration-heading > p:last-child {
  margin-top: 22px;
  color: var(--muted);
  line-height: 2.2;
}
.feature-integration .integration-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 80px;
  margin-top: 55px;
}
.feature-integration .integration-visual {
  position: relative;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background-color: #edf2fc;
  background-image: radial-gradient(#c3cfe5 0.8px, transparent 0.8px);
  background-size: 16px 16px;
}
.feature-integration .integration-files {
  display: flex;
  justify-content: center;
  gap: 22px;
}
.feature-integration .file-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 75px;
  height: 84px;
  border: 1px solid #baccec;
  border-radius: 3px 16px 3px 3px;
  background: #fff;
  color: var(--blue);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  box-shadow: 0 4px 0 #dce5f5;
}
.feature-integration .file-tile::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 15px;
  height: 15px;
  border-left: 1px solid #baccec;
  border-bottom: 1px solid #baccec;
  border-radius: 0 15px 0 0;
  background: #edf2fc;
}
.feature-integration .file-tile small {
  margin-top: 6px;
  font-size: 8px;
  font-weight: 500;
}
.feature-integration .file-css {
  background: var(--mint);
}
.feature-integration .file-php {
  background: var(--blue);
  color: #fff;
}
.feature-integration .integration-connector {
  display: block;
  width: 100%;
  height: 77px;
  stroke: var(--blue);
  stroke-width: 1.5;
}
.feature-integration .project-browser {
  overflow: hidden;
  background: #fff;
  border: 1px solid #abbdda;
  border-radius: 5px;
  box-shadow: 0 12px 20px rgba(21, 34, 59, 0.0470588235);
}
.feature-integration .project-browser-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 12px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.feature-integration .project-browser-bar i {
  width: 4px;
  height: 4px;
  border: 1px solid #9caecb;
  border-radius: 50%;
}
.feature-integration .project-browser-bar > .en {
  margin-inline: auto;
  font-size: 7px;
  letter-spacing: 0.08em;
}
.feature-integration .project-browser-bar > span:last-child {
  color: var(--blue);
  font-size: 12px;
  line-height: 1;
}
.feature-integration .project-browser-page {
  padding: 22px 24px 14px;
}
.feature-integration .project-site-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.feature-integration .project-site-nav strong {
  font-size: 10px;
}
.feature-integration .project-site-nav > span {
  font-size: 5px;
}
.feature-integration .project-site-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 12px 30px 0;
}
.feature-integration .project-site-hero > p {
  font-size: 43px;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.06em;
}
.feature-integration .project-site-shape {
  width: 99px;
  height: 99px;
  border: 1px solid #63827d;
  background: var(--mint);
  border-radius: 50% 50% 2px 50%;
  transform: rotate(-15deg);
}
.feature-integration .project-form-slot {
  position: relative;
  padding: 20px 11px 13px;
  border: 1px dashed #7592d6;
  background: #f4f7fe;
}
.feature-integration .slot-label {
  position: absolute;
  top: -7px;
  left: 13px;
  background: #fff;
  padding: 0 8px;
  color: var(--blue);
  font-size: 7px;
  letter-spacing: 0.08em;
}
.feature-integration .project-embedded-form {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 16px;
  padding: 20px 17px;
  border: 1px solid #a4b9e1;
  background: #fff;
  border-radius: 3px;
}
.feature-integration .project-embedded-form > div:first-child > span {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.feature-integration .project-embedded-form > div:first-child > p {
  font-size: 7px;
}
.feature-integration .embedded-fields {
  display: grid;
  gap: 6px;
}
.feature-integration .embedded-fields i {
  height: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
}
.feature-integration .embedded-fields i:nth-child(3) {
  height: 28px;
}
.feature-integration .embedded-fields > span {
  padding: 5px;
  text-align: center;
  color: #fff;
  background: var(--blue);
  font-size: 6px;
}
.feature-integration .embedded-badge {
  position: absolute;
  left: -16px;
  bottom: 8px;
  padding: 6px 13px;
  transform: rotate(-8deg);
  color: #fff;
  background: var(--blue);
  font-size: 11px;
  font-weight: 700;
  box-shadow: 0 4px 9px rgba(23, 75, 255, 0.1254901961);
}
.feature-integration .project-site-footer {
  display: flex;
  justify-content: space-between;
  padding-top: 19px;
  font-size: 6px;
  font-weight: 700;
}
.feature-integration .project-site-footer span {
  font-size: 5px;
  font-weight: 400;
}
.feature-integration .integration-visual-caption {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 27px;
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 0.07em;
}
.feature-integration .integration-visual-caption .pill-dot {
  width: 5px;
  height: 5px;
  color: var(--blue);
}
.feature-integration .integration-small-label {
  margin-bottom: 21px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
}
.feature-integration .integration-copy h3 {
  margin-bottom: 24px;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.8;
  letter-spacing: -0.04em;
}
.feature-integration .integration-copy > p:not(.integration-small-label) {
  margin-top: 14px;
  color: var(--muted);
  line-height: 2.2;
}
.feature-integration .integration-use {
  margin-top: 27px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.feature-integration .integration-use > span {
  font-size: 8px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.06em;
}
.feature-integration .integration-use > p {
  margin-top: 8px;
  line-height: 2.2;
  font-weight: 500;
}
.feature-integration .integration-use p span {
  margin-inline: 12px;
  color: #9db0d0;
}
.feature-integration .integration-copy .f-text-link {
  margin-top: 15px;
}

.integration-steps {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 45px;
  margin-top: 65px;
  padding-top: 35px;
  border-top: 1px solid var(--line);
}
.integration-steps .integration-step-intro > span {
  color: var(--blue);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.integration-steps h3 {
  margin-top: 8px;
  font-size: 19px;
  font-weight: 700;
}
.integration-steps .integration-step-intro a {
  display: inline-block;
  margin-top: 20px;
  font-size: 11px;
  text-decoration: underline;
  text-underline-offset: 5px;
}
.integration-steps ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.integration-steps li {
  border-left: 1px solid var(--line);
  padding-left: 24px;
}
.integration-steps li > span {
  color: var(--blue);
  font-size: 28px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.06em;
}
.integration-steps h4 {
  margin-top: 16px;
  font-size: 15px;
  font-weight: 700;
}
.integration-steps li p {
  margin-top: 10px;
  color: var(--muted);
  line-height: 2;
}

/*　==============================================
― デザイン・料金を確かめてから、次の一歩へ
==============================================　*/
.feature-next {
  padding: 54px 0 66px;
  background: var(--mint);
}
.feature-next .next-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 25px;
  border-bottom: 1px solid #97c9af;
}
.feature-next .next-top > span {
  font-size: 60px;
  line-height: 1;
  color: var(--blue);
}
.feature-next .next-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  padding: 32px 0;
}
.feature-next h2 {
  font-size: 36px;
}
.feature-next .next-content > div > p {
  margin-top: 16px;
}
.feature-next .next-price {
  flex-shrink: 0;
}
.feature-next .next-price > p {
  text-align: right;
}
.feature-next .next-price > span {
  display: block;
  font-size: 87px;
  font-weight: 600;
  letter-spacing: -0.07em;
  line-height: 1.2;
}
.feature-next .next-price small {
  font-size: 40px;
  margin-right: 6px;
}
.feature-next .next-actions {
  display: flex;
  align-items: center;
  gap: 36px;
}
.feature-next .button {
  min-width: 320px;
  box-shadow: none;
}
.feature-next .next-actions .f-text-link {
  font-size: 12px;
}

/* -----------------------------------
Responsive: 1024–1280 (Small PC)
----------------------------------- */
@media (min-width: 1024px) and (max-width: 1280px) {
  .page-features .f-container {
    width: calc(100% - var(--container-gutters-small-desktop));
  }
  .features-hero .features-masthead > p {
    font-size: 92px;
  }
  .features-hero .features-hero-grid {
    gap: 20px;
  }
  .features-hero h1 {
    font-size: 52px;
  }
  .features-hero h1 .hero-title-intro {
    font-size: 25px;
  }
  .features-hero .hero-description {
    font-size: var(--font-size-body-sm);
  }
  .hero-kit .kit-code {
    width: 270px;
  }
  .hero-kit .kit-form {
    width: 238px;
    right: 0;
  }
  .hero-kit .orbit-one {
    width: 360px;
    height: 360px;
    left: 2%;
    top: 45px;
  }
  .hero-kit .orbit-two {
    width: 260px;
    height: 260px;
    left: 14%;
    top: 95px;
  }
  .hero-kit .kit-seal {
    left: 2px;
    width: 100px;
    height: 100px;
  }
  .hero-kit .kit-seal strong {
    font-size: 23px;
  }
  .features-jump a {
    gap: 12px;
    padding-inline: 18px;
    font-size: 11px;
  }
  .strengths-heading-side {
    gap: 22px;
  }
  .strengths-heading-side > span {
    font-size: 90px;
  }
  .strengths-heading-side p {
    font-size: var(--font-size-caption);
  }
  .strength-card {
    padding-inline: 22px;
  }
  .strength-card h3 {
    font-size: 19px;
  }
  .feature-developer h2 {
    font-size: 43px;
  }
  .feature-developer .developer-content, .feature-developer .developer-profile {
    gap: 65px;
  }
  .feature-developer .experience-number {
    font-size: 210px;
  }
  .feature-integration .integration-layout {
    gap: 45px;
  }
  .feature-integration .integration-visual {
    padding: 26px;
  }
  .feature-integration .integration-files {
    gap: 15px;
  }
  .feature-integration .project-site-hero > p {
    font-size: 35px;
  }
  .feature-integration .project-site-shape {
    width: 80px;
    height: 80px;
  }
  .feature-integration .integration-copy h3 {
    font-size: 29px;
  }
  .feature-integration .project-embedded-form {
    padding-inline: 12px;
  }
  .feature-integration .project-embedded-form > div:first-child > span {
    font-size: 15px;
  }
  .integration-steps {
    gap: 24px;
  }
  .integration-steps li {
    padding-left: 18px;
  }
  .integration-steps h4 {
    font-size: 13px;
  }
  .feature-next h2 {
    font-size: 32px;
  }
  .feature-next .next-price > span {
    font-size: 76px;
  }
}
/* -----------------------------------
Responsive: 768–1023 (Tablet)
----------------------------------- */
@media (min-width: 768px) and (max-width: 1023px) {
  .page-features .f-container {
    width: calc(100% - var(--container-gutters-tablet));
  }
  .page-features h2 {
    font-size: 34px;
  }
  .features-hero .features-masthead > p {
    font-size: 83px;
  }
  .features-hero .features-masthead > span {
    font-size: 10px;
  }
  .features-hero .features-masthead {
    gap: 18px;
  }
  .features-hero .features-hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding-block: 48px;
  }
  .features-hero h1 {
    font-size: 40px;
  }
  .features-hero h1 .hero-title-intro {
    font-size: 21px;
  }
  .features-hero .f-eyebrow {
    font-size: 9px;
    gap: 6px;
  }
  .features-hero .f-desktop-break {
    display: none;
  }
  .hero-kit {
    height: 390px;
  }
  .hero-kit .kit-code {
    width: 233px;
    top: 20px;
    left: 8px;
  }
  .hero-kit .kit-code > p {
    font-size: 27px;
    padding-inline: 18px;
  }
  .hero-kit .kit-code-label {
    font-size: 8px;
    margin-left: 18px;
  }
  .hero-kit .kit-code-lines {
    padding-inline: 18px;
  }
  .hero-kit .kit-form {
    width: 200px;
    top: 115px;
    padding: 0 18px 12px;
    right: 0;
  }
  .hero-kit .kit-form-top {
    margin-inline: -18px;
    margin-bottom: 12px;
  }
  .hero-kit .kit-form > p {
    font-size: 22px;
  }
  .hero-kit .kit-form-sub {
    font-size: 7px;
    margin-bottom: 10px;
  }
  .hero-kit .kit-field i {
    height: 20px;
  }
  .hero-kit .kit-seal {
    width: 90px;
    height: 90px;
    top: 280px;
    left: 2px;
  }
  .hero-kit .kit-seal strong {
    font-size: 21px;
  }
  .hero-kit .kit-seal span {
    font-size: 7px;
  }
  .hero-kit .orbit-one {
    width: 320px;
    height: 320px;
    left: 0;
    top: 22px;
  }
  .hero-kit .orbit-two {
    width: 240px;
    height: 240px;
    left: 40px;
    top: 62px;
  }
  .hero-kit .axis-y {
    height: 365px;
  }
  .hero-kit .kit-caption {
    font-size: 6px;
    bottom: -6px;
  }
  .features-jump a {
    min-height: 78px;
    gap: 9px;
    padding-inline: 16px;
    font-size: 10px;
  }
  .features-jump a > span:last-child {
    font-size: 20px;
  }
  .feature-strengths {
    padding-block: 75px;
  }
  .strengths-heading-side p {
    display: none;
  }
  .strengths-heading-side > span {
    font-size: 112px;
  }
  .strength-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
  .strength-card {
    padding-inline: 24px;
  }
  .strength-card h3 {
    font-size: 20px;
  }
  .feature-developer {
    padding-block: 60px;
  }
  .feature-developer h2 {
    font-size: 35px;
  }
  .feature-developer .developer-content, .feature-developer .developer-profile {
    grid-template-columns: 0.8fr 1fr;
    gap: 45px;
  }
  .feature-developer .experience-number {
    font-size: 167px;
    margin-left: -6px;
  }
  .feature-developer .experience-number span {
    font-size: 62px;
    margin-left: 8px;
  }
  .feature-developer .experience-disc {
    position: static;
    margin-top: 40px;
    width: 52px;
    height: 52px;
  }
  .feature-developer .developer-lead {
    font-size: 18px;
  }
  .feature-developer .developer-timeline {
    gap: 18px;
  }
  .feature-developer .developer-timeline p br {
    display: none;
  }
  .feature-integration {
    padding-block: 80px;
  }
  .feature-integration .integration-heading h2 {
    font-size: 34px;
  }
  .feature-integration .integration-layout {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .feature-integration .integration-visual {
    padding: 23px 18px;
  }
  .feature-integration .integration-files {
    gap: 10px;
  }
  .feature-integration .file-tile {
    width: 56px;
    height: 68px;
    font-size: 19px;
  }
  .feature-integration .file-tile small {
    font-size: 6px;
  }
  .feature-integration .project-browser-page {
    padding: 15px;
  }
  .feature-integration .project-site-nav > span {
    display: none;
  }
  .feature-integration .project-site-hero > p {
    font-size: 29px;
  }
  .feature-integration .project-site-shape {
    width: 60px;
    height: 60px;
  }
  .feature-integration .project-embedded-form {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 15px;
  }
  .feature-integration .project-embedded-form > div:first-child > span {
    font-size: 15px;
  }
  .feature-integration .embedded-badge {
    left: -17px;
    bottom: -11px;
    font-size: 9px;
  }
  .feature-integration .project-form-slot {
    padding-bottom: 24px;
  }
  .feature-integration .integration-visual-caption {
    font-size: 5px;
    gap: 4px;
  }
  .feature-integration .integration-copy h3 {
    font-size: 25px;
  }
  .feature-integration .integration-copy .f-text-link {
    font-size: 11px;
    gap: 15px;
  }
  .integration-steps {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .integration-steps .integration-step-intro {
    display: flex;
    align-items: baseline;
    gap: 16px;
  }
  .integration-steps .integration-step-intro a {
    margin: 0 0 0 auto;
  }
  .feature-next h2 {
    font-size: 27px;
  }
  .feature-next .next-price > span {
    font-size: 68px;
  }
  .feature-next .next-content {
    gap: 25px;
  }
}
/* -----------------------------------
Responsive: ～767 (Mobile)
----------------------------------- */
@media (max-width: 767px) {
  .page-features .f-container {
    width: calc(100% - var(--container-gutters-mobile));
  }
  .page-features h2 {
    font-size: 27px;
    line-height: 1.75;
  }
  .page-features .f-eyebrow {
    font-size: 9px;
  }
  .page-features .f-desktop-break {
    display: none;
  }
  .features-hero .detail-breadcrumb {
    padding: 20px 0 27px;
    font-size: 10px;
  }
  .features-hero .features-masthead {
    flex-wrap: wrap;
    gap: 12px;
    padding-bottom: 21px;
  }
  .features-hero .features-masthead > p {
    width: 100%;
    font-size: 58px;
  }
  .features-hero .features-masthead > span {
    font-size: 9px;
  }
  .features-hero .features-hero-grid {
    grid-template-columns: 1fr;
    gap: 35px;
    padding: 35px 0 43px;
  }
  .features-hero h1 {
    font-size: 42px;
    line-height: 1.45;
  }
  .features-hero h1 .hero-title-intro {
    font-size: 23px;
    margin-bottom: 10px;
  }
  .features-hero .features-hero-copy .f-eyebrow {
    margin-bottom: 23px;
    font-size: 10px;
  }
  .features-hero .hero-description {
    margin-top: 20px;
    line-height: 2.2;
  }
  .features-hero .f-text-link {
    margin-top: 15px;
    font-size: 12px;
  }
  .hero-kit {
    width: 100%;
    max-width: 370px;
    height: 370px;
    margin-inline: auto;
  }
  .hero-kit .kit-code {
    width: 236px;
    top: 10px;
    left: 8px;
  }
  .hero-kit .kit-code > p {
    font-size: 27px;
    padding-inline: 18px;
  }
  .hero-kit .kit-code-label {
    font-size: 8px;
    margin-left: 18px;
  }
  .hero-kit .kit-code-lines {
    padding-inline: 18px;
  }
  .hero-kit .kit-form {
    width: 202px;
    top: 100px;
    padding: 0 18px 12px;
    right: 3px;
  }
  .hero-kit .kit-form-top {
    margin-inline: -18px;
    margin-bottom: 12px;
  }
  .hero-kit .kit-form > p {
    font-size: 23px;
  }
  .hero-kit .kit-form-sub {
    font-size: 7px;
    margin-bottom: 10px;
  }
  .hero-kit .kit-field i {
    height: 20px;
  }
  .hero-kit .kit-fake-button {
    margin-top: 12px;
  }
  .hero-kit .kit-seal {
    width: 91px;
    height: 91px;
    top: 264px;
    left: 0;
  }
  .hero-kit .kit-seal strong {
    font-size: 21px;
  }
  .hero-kit .kit-seal span {
    font-size: 7px;
  }
  .hero-kit .orbit-one {
    width: 88%;
    height: auto;
    aspect-ratio: 1;
    top: 24px;
    left: 3%;
  }
  .hero-kit .orbit-two {
    width: 65%;
    height: auto;
    aspect-ratio: 1;
    top: 64px;
    left: 15%;
  }
  .hero-kit .axis-y {
    height: 350px;
  }
  .hero-kit .kit-caption {
    font-size: 6px;
    bottom: -12px;
  }
  .features-jump {
    grid-template-columns: 1fr;
  }
  .features-jump a {
    min-height: 58px;
    padding: 14px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
    font-size: 11px;
  }
  .features-jump a:last-child {
    border-bottom: 0;
  }
  .features-jump a > span:last-child {
    font-size: 21px;
  }
  .feature-strengths {
    padding: 58px 0 48px;
  }
  .f-section-heading {
    align-items: start;
    gap: 10px;
    margin-bottom: 30px;
  }
  .f-section-heading .f-eyebrow {
    margin-bottom: 19px;
  }
  .strengths-heading-side {
    display: none;
  }
  .strength-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .strength-card {
    padding: 25px 25px 0;
  }
  .strength-card .strength-top {
    margin-bottom: 22px;
  }
  .strength-card .strength-number {
    font-size: 43px;
  }
  .strength-card .strength-top svg {
    width: 32px;
    height: 32px;
  }
  .strength-card h3 {
    font-size: 22px;
  }
  .strength-card .strength-description {
    margin-top: 15px;
  }
  .strength-card .strength-benefit {
    margin-bottom: 21px;
  }
  .strength-card .strength-link {
    padding-block: 15px;
  }
  .feature-developer {
    padding: 38px 0 48px;
  }
  .feature-developer .developer-topline {
    align-items: center;
    gap: 12px;
    padding-bottom: 18px;
  }
  .feature-developer .developer-topline > span {
    font-size: 8px;
  }
  .feature-developer h2 {
    margin-top: 33px;
    font-size: 25px;
    line-height: 1.85;
    letter-spacing: -0.065em;
  }
  .feature-developer .maker-mobile-break {
    display: initial;
  }
  .feature-developer .developer-content {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-top: 35px;
  }
  .feature-developer .developer-experience {
    padding-top: 0;
  }
  .feature-developer .experience-label {
    font-size: 11px;
  }
  .feature-developer .experience-number {
    font-size: 180px;
    margin-left: -7px;
    line-height: 1.1;
  }
  .feature-developer .experience-number span {
    font-size: 76px;
    margin-top: 14px;
    margin-left: 10px;
  }
  .feature-developer .experience-caption {
    font-size: 14px;
    margin-top: 5px;
  }
  .feature-developer .experience-disc {
    right: 10px;
    bottom: 6px;
    width: 55px;
    height: 55px;
  }
  .feature-developer .developer-lead {
    font-size: 20px;
    margin-bottom: 18px;
  }
  .feature-developer .developer-skills {
    gap: 7px;
    margin-top: 24px;
  }
  .feature-developer .developer-skills li {
    font-size: 7px;
    padding: 4px 8px;
  }
  .feature-developer .developer-profile {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 36px;
    padding-top: 29px;
  }
  .feature-developer .developer-name h3 {
    font-size: 27px;
  }
  .feature-developer .developer-name > .en {
    margin-bottom: 9px;
  }
  .feature-developer .developer-name > p:last-child {
    margin-top: 7px;
  }
  .feature-developer .developer-timeline {
    gap: 18px;
  }
  .feature-developer .developer-timeline p br {
    display: none;
  }
  .feature-developer .developer-bio {
    margin-top: 18px;
  }
  .feature-developer .developer-decoration {
    font-size: 140px;
    bottom: 480px;
    left: 0;
  }
  .feature-integration {
    padding: 58px 0 55px;
  }
  .feature-integration .integration-heading {
    text-align: left;
  }
  .feature-integration .integration-heading .f-eyebrow {
    justify-content: start;
    margin-bottom: 23px;
  }
  .feature-integration .integration-heading h2 {
    font-size: 24px;
  }
  .feature-integration .integration-heading h2 span {
    display: block;
  }
  .feature-integration .integration-heading > p:last-child {
    margin-top: 20px;
  }
  .feature-integration .integration-layout {
    grid-template-columns: 1fr;
    gap: 35px;
    margin-top: 30px;
  }
  .feature-integration .integration-visual {
    padding: 25px 20px;
  }
  .feature-integration .integration-files {
    gap: 12px;
  }
  .feature-integration .file-tile {
    width: 60px;
    height: 71px;
    font-size: 20px;
  }
  .feature-integration .file-tile small {
    font-size: 6px;
  }
  .feature-integration .integration-connector {
    height: 55px;
  }
  .feature-integration .project-browser-page {
    padding: 16px 14px 12px;
  }
  .feature-integration .project-site-nav strong {
    font-size: 8px;
  }
  .feature-integration .project-site-nav > span {
    font-size: 4px;
  }
  .feature-integration .project-site-hero {
    padding: 25px 0;
  }
  .feature-integration .project-site-hero > p {
    font-size: 30px;
  }
  .feature-integration .project-site-shape {
    width: 63px;
    height: 63px;
  }
  .feature-integration .project-embedded-form {
    padding: 14px 9px;
    gap: 8px;
  }
  .feature-integration .project-embedded-form > div:first-child > span {
    font-size: 12px;
  }
  .feature-integration .project-embedded-form > div:first-child > p {
    font-size: 6px;
  }
  .feature-integration .embedded-badge {
    font-size: 8px;
    padding: 4px 8px;
  }
  .feature-integration .integration-visual-caption {
    font-size: 5px;
    margin-top: 23px;
  }
  .feature-integration .integration-small-label {
    margin-bottom: 15px;
    font-size: 11px;
  }
  .feature-integration .integration-copy h3 {
    font-size: 29px;
    margin-bottom: 17px;
  }
  .feature-integration .integration-use {
    margin-top: 24px;
  }
  .feature-integration .integration-copy .f-text-link {
    font-size: 12px;
  }
  .integration-steps {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 39px;
    padding-top: 27px;
  }
  .integration-steps .integration-step-intro {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 5px 16px;
  }
  .integration-steps .integration-step-intro > span {
    width: 100%;
  }
  .integration-steps .integration-step-intro a {
    margin: 0 0 0 auto;
  }
  .integration-steps h3 {
    font-size: 18px;
  }
  .integration-steps ol {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .integration-steps li {
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 0 14px;
    border-left: 0;
    padding: 0 0 20px;
    border-bottom: 1px solid var(--line);
  }
  .integration-steps li > span {
    grid-row: span 2;
    font-size: 27px;
    padding-top: 5px;
  }
  .integration-steps h4 {
    margin-top: 0;
    font-size: 15px;
  }
  .integration-steps li p {
    margin-top: 5px;
  }
  .feature-next {
    padding: 32px 0 44px;
  }
  .feature-next .next-top {
    padding-bottom: 18px;
  }
  .feature-next .next-top .f-eyebrow {
    font-size: 8px;
  }
  .feature-next .next-top > span {
    font-size: 39px;
  }
  .feature-next .next-content {
    display: block;
    padding: 24px 0 30px;
  }
  .feature-next h2 {
    font-size: 22px;
  }
  .feature-next .next-content > div > p {
    line-height: 2;
    margin-top: 12px;
  }
  .feature-next .next-price {
    margin-top: 24px;
  }
  .feature-next .next-price > p {
    text-align: left;
  }
  .feature-next .next-price > span {
    font-size: 70px;
  }
  .feature-next .next-price small {
    font-size: 35px;
  }
  .feature-next .next-actions {
    flex-direction: column;
    align-items: start;
    gap: 15px;
  }
  .feature-next .button {
    width: 100%;
    min-width: 0;
    font-size: 13px;
  }
  .feature-next .next-actions .f-text-link {
    font-size: 11px;
    align-self: center;
  }
  .page-features .detail-directory {
    padding-block: 28px;
  }
}