:root {
  --text: #071b3a;
  --sub: #415067;
  --line: #e4ecf5;
  --blue: #005edc;
  --top-blue: #0b68ec;
  --soft: #edf5ff;
  --panel: #f1f7ff;
  --red: #ff3338;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font-family: "Noto Sans JP", "Yu Gothic", YuGothic, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-synthesis-weight: none;
}

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

svg {
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sp-only {
  display: none;
}

.mobile-only-break {
  display: none;
}

.container {
  width: 1280px;
  max-width: calc(100% - 64px);
  margin: 0 auto;
}

.site-header {
  height: 82px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.header-inner {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-img {
  display: block;
  width: 375px;
  height: auto;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--red);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.brand-name {
  font-size: 20px;
  font-weight: 900;
  color: #0c1628;
}

.header-cta,
.primary-cta,
.final-button {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-weight: 900;
}

.header-cta {
  width: 190px;
  height: 52px;
  gap: 8px;
  padding: 0 16px;
  color: #fff;
  background: linear-gradient(180deg, var(--top-blue) 0%, var(--blue) 100%);
  font-size: 15px;
  box-shadow: 0 8px 18px rgba(0, 94, 220, 0.18);
}

.header-cta span {
  white-space: nowrap;
}

.header-cta svg {
  width: 20px;
  height: 20px;
  fill: rgba(255, 255, 255, 0.08);
  stroke-width: 2.8;
}

@media (min-width: 901px) {
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    isolation: isolate;
    background: transparent;
    box-shadow: none;
    transition: none;
  }

  .site-header::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: transparent;
    border-bottom: 1px solid transparent;
    pointer-events: none;
  }

  .site-header.is-scrolled {
    background: transparent;
    box-shadow: none;
  }

  .site-header.is-scrolled::before {
    background: transparent;
    border-bottom-color: transparent;
    box-shadow: none;
  }

  .header-inner,
  .brand,
  .logo-mark,
  .brand-name,
  .header-cta {
    transform: none;
    filter: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    text-rendering: geometricPrecision;
  }

  .header-cta {
    width: 220px;
    height: 58px;
    border-radius: 16px;
    font-size: 16px;
    flex: 0 0 auto;
    line-height: 1;
    transition: none;
    box-shadow: 0 12px 26px rgba(0, 94, 220, 0.22);
  }

  .header-cta svg {
    width: 22px;
    height: 22px;
  }
}

.mobile-fixed-cta {
  display: none;
}

.hero {
  padding: 44px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 560px 620px;
  gap: 64px;
  align-items: start;
}

.hero-copy {
  padding-top: 67px;
}

.hero-copy h1 {
  margin: 0 0 24px;
  font-size: 58px;
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: 0;
  color: var(--text);
}

.hero-copy h1 .blue-text {
  color: var(--blue);
}

.hero-lead {
  margin: 0 0 30px;
  font-size: 18px;
  line-height: 1.85;
  font-weight: 500;
  color: var(--sub);
}

.hero-benefits {
  width: 520px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 34px;
}

.benefit-card {
  height: 118px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  box-shadow: 0 10px 28px rgba(16, 58, 100, 0.06);
}

.round-icon {
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 2px solid #cfe3ff;
  color: var(--blue);
  display: grid;
  place-items: center;
}

.round-icon svg {
  width: 27px;
  height: 27px;
}

.benefit-card p {
  margin: 0;
  font-size: 16px;
  line-height: 1;
  font-weight: 900;
}

.primary-cta {
  width: 520px;
  height: 74px;
  padding: 0 26px;
  border-radius: 18px;
  justify-content: center;
  gap: 14px;
  color: #fff;
  background: linear-gradient(180deg, var(--top-blue) 0%, var(--blue) 100%);
  box-shadow: 0 16px 30px rgba(0, 94, 220, 0.22);
  font-size: 20px;
}

.primary-cta > svg:first-child,
.final-button > svg:first-child {
  width: 28px;
  height: 28px;
  fill: rgba(255, 255, 255, 0.08);
  stroke-width: 2.8;
}

.primary-cta > svg:first-child {
  position: static;
  flex: 0 0 auto;
}

.primary-cta .arrow,
.final-button .arrow {
  width: 24px;
  height: 24px;
  margin-left: auto;
}

.primary-cta .arrow {
  position: static;
  flex: 0 0 auto;
  margin-left: 4px;
}

.persona-panel {
  width: 620px;
  height: 490px;
  margin-top: 82px;
  padding: 34px 32px 30px;
  border: 1px solid #e1ecf8;
  border-radius: 28px;
  background: var(--panel);
  box-shadow: 0 12px 32px rgba(16, 58, 100, 0.08);
  overflow: hidden;
}

.persona-panel h2 {
  margin: 0 0 26px;
  text-align: center;
  font-size: 30px;
  line-height: 1.45;
  font-weight: 900;
  letter-spacing: -0.035em;
}

.persona-content {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 24px;
  align-items: end;
}

.persona-left {
  position: relative;
  height: 328px;
}

.speech {
  position: absolute;
  left: 12px;
  top: 0;
  width: 170px;
  padding: 16px 18px;
  border-radius: 999px;
  background: #fff;
  color: #203047;
  font-size: 13px;
  line-height: 1.65;
  font-weight: 800;
  text-align: center;
  box-shadow: 0 10px 24px rgba(16, 58, 100, 0.08);
  z-index: 2;
}

.speech::before,
.speech::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(16, 58, 100, 0.05);
}

.speech::before {
  right: 16px;
  bottom: -22px;
  width: 24px;
  height: 24px;
}

.speech::after {
  right: 42px;
  bottom: -42px;
  width: 12px;
  height: 12px;
}

.persona-img {
  position: absolute;
  left: 4px;
  bottom: -13px;
  width: 235px;
  height: auto;
  object-fit: contain;
}

.persona-img-man {
  left: -4px;
  bottom: -8px;
  width: 252px;
}

.persona-cards {
  display: grid;
  gap: 16px;
  padding-bottom: 0;
}

.persona-card {
  height: 96px;
  display: grid;
  grid-template-columns: 54px 1fr;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(16, 58, 100, 0.07);
}

.soft-icon {
  width: 54px;
  height: 54px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: var(--blue);
  background: var(--soft);
}

.soft-icon svg {
  width: 28px;
  height: 28px;
  fill: rgba(0, 94, 220, 0.04);
}

.persona-card b {
  display: block;
  margin-bottom: 3px;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 900;
}

.persona-card small {
  display: block;
  color: #66758a;
  font-size: 12px;
  line-height: 1.35;
  font-weight: 500;
}

.video-section {
  padding: 56px 0 54px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f6fbff;
}

.section-title {
  margin: 0 0 6px;
  text-align: center;
  font-size: 30px;
  line-height: 1.4;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.section-lead {
  margin: 0 0 26px;
  text-align: center;
  color: var(--sub);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 500;
}

.video-card {
  width: 920px;
  height: 460px;
  margin: 0 auto;
  border: 1px solid #d9e6f4;
  border-radius: 20px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(16, 58, 100, 0.07);
}

.thumbnail {
  position: relative;
  height: 400px;
  display: grid;
  grid-template-columns: 52% 48%;
  background: #fff;
}

.video-copy {
  align-self: center;
  padding-left: 76px;
  color: var(--text);
  font-size: 34px;
  line-height: 1.55;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.video-copy span {
  color: var(--blue);
}

.chat-mock {
  position: absolute;
  top: 31px;
  right: 50px;
  width: 390px;
  height: 302px;
  padding: 18px;
  border: 1px solid #e1eaf4;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(16, 58, 100, 0.08);
}

.chat-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.mini-logo {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.chat-head b {
  display: block;
  font-size: 13px;
  line-height: 1.2;
  font-weight: 900;
}

.chat-head small {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 3px;
  font-size: 10px;
  font-weight: 700;
}

.chat-head i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #15c46b;
}

.user-bubble {
  width: max-content;
  max-width: 235px;
  margin-left: auto;
  margin-bottom: 13px;
  padding: 12px 15px;
  border-radius: 8px;
  border-bottom-right-radius: 3px;
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  line-height: 1.4;
  font-weight: 800;
}

.ai-bubble {
  width: 246px;
  margin-left: 74px;
  padding: 14px 15px;
  border-radius: 10px;
  border-top-left-radius: 3px;
  background: #f1f3f7;
  color: #1f2b40;
  font-size: 11px;
  line-height: 1.65;
  font-weight: 500;
}

.typing {
  display: flex;
  gap: 6px;
  width: 58px;
  margin: 7px 0 11px 74px;
  padding: 7px 12px;
  border-radius: 7px;
  background: #f1f3f7;
}

.typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
}

.input-row {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 13px;
  height: 38px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.input-row span {
  flex: 1;
  height: 38px;
  display: flex;
  align-items: center;
  padding-left: 15px;
  border: 1px solid #e1eaf4;
  border-radius: 9px;
  color: #96a5ba;
  font-size: 11px;
}

.input-row button {
  width: 44px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 9px;
  background: var(--blue);
  color: #fff;
}

.input-row svg {
  width: 20px;
  height: 20px;
}

.play {
  position: absolute;
  left: 390px;
  top: 169px;
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--top-blue) 0%, var(--blue) 100%);
  color: #fff;
  box-shadow: 0 16px 30px rgba(0, 94, 220, 0.25);
  z-index: 3;
}

.play svg {
  width: 39px;
  height: 39px;
  fill: #fff;
  stroke: #fff;
  transform: translateX(3px);
}

.duration {
  position: absolute;
  right: 18px;
  bottom: 18px;
  padding: 4px 8px;
  border-radius: 8px;
  background: rgba(25, 35, 52, 0.72);
  color: #fff;
  font-size: 14px;
  line-height: 1.2;
  font-weight: 700;
}

.controls {
  height: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 18px;
  border-top: 1px solid var(--line);
  color: #1f2b40;
  font-size: 14px;
}

.controls svg {
  width: 22px;
  height: 22px;
  stroke-width: 2.8;
  color: #111;
}

.controls .bar {
  flex: 1;
  height: 3px;
  border-radius: 999px;
  background: #d5dce6;
}

.problems {
  padding: 45px 0 30px;
  background: #fff;
}

.section-title.compact {
  margin-bottom: 24px;
  font-size: 28px;
  line-height: 1.4;
}

.problem-grid,
.feature-grid {
  display: grid;
  gap: 18px;
}

.problem-grid {
  grid-template-columns: repeat(4, 1fr);
}

.info-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  text-align: center;
}

.problem-grid .info-card {
  min-height: 205px;
  height: auto;
  padding: 24px 16px 24px;
}

.info-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--soft);
  color: var(--blue);
}

.info-icon svg {
  width: 30px;
  height: 30px;
  stroke-width: 2.8;
}

.info-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.55;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.info-card p {
  margin: 0;
  color: #596a80;
  font-size: 13px;
  line-height: 1.65;
  font-weight: 500;
}

.features {
  padding: 23px 0 34px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.feature-grid {
  grid-template-columns: repeat(5, 1fr);
}

.feature-card {
  min-height: 220px;
  height: auto;
  padding: 24px 14px 24px;
}

.feature-icon {
  width: 46px;
  height: 46px;
  margin: 0 auto 13px;
  display: grid;
  place-items: center;
  color: var(--blue);
}

.feature-icon svg {
  width: 42px;
  height: 42px;
  fill: rgba(0, 94, 220, 0.03);
  stroke-width: 2.5;
}

.feature-card h3 {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.faq-section {
  padding: 10px 0 42px;
  background: #f6fbff;
}

.faq-list {
  width: 920px;
  max-width: 100%;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  padding: 20px 24px;
  box-shadow: 0 8px 22px rgba(16, 58, 100, 0.04);
}

.faq-question,
.faq-answer {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  align-items: start;
}

.faq-question {
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 900;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
}

.faq-answer {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.24s ease, margin-top 0.24s ease, opacity 0.18s ease;
}

.faq-item.is-open .faq-answer {
  max-height: 180px;
  margin-top: 8px;
  opacity: 1;
}

.faq-answer p {
  margin: 0;
  color: #4e5f76;
  font-size: 14px;
  line-height: 1.85;
  font-weight: 500;
}

.faq-mark {
  width: 36px;
  height: 34px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0 1px;
  font-size: 14px;
  line-height: 1;
  font-weight: 900;
  font-family: Arial, sans-serif;
  text-align: center;
  letter-spacing: 0;
  flex: 0 0 36px;
}

.faq-question .faq-mark {
  color: #fff;
  background: var(--blue);
}

.faq-answer .faq-mark {
  color: var(--blue);
  background: var(--soft);
}

.final-cta-section {
  padding: 0 0 56px;
  background: #f6fbff;
}

.final-panel {
  width: 820px;
  max-width: 100%;
  height: 210px;
  margin: 0 auto;
  padding: 30px 32px;
  border-radius: 24px;
  text-align: center;
  color: #fff;
  background: linear-gradient(180deg, var(--top-blue) 0%, var(--blue) 100%);
  box-shadow: 0 18px 34px rgba(0, 94, 220, 0.18);
}

.final-panel h2 {
  margin: 0 0 4px;
  font-size: 30px;
  line-height: 1.45;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.final-panel p {
  margin: 0 0 20px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  line-height: 1.5;
  font-weight: 500;
}

.final-button {
  width: 520px;
  height: 74px;
  margin: 0 auto;
  padding: 0 26px;
  justify-content: center;
  gap: 14px;
  border-radius: 18px;
  background: #fff;
  color: var(--blue);
  font-size: 20px;
  box-shadow: 0 10px 20px rgba(0, 35, 88, 0.1);
}

.final-button > svg:first-child {
  position: static;
  flex: 0 0 auto;
  fill: rgba(0, 94, 220, 0.06);
}

.final-button .arrow {
  position: static;
  flex: 0 0 auto;
  margin-left: 4px;
}

.site-footer {
  padding: 18px 0 28px;
  background: #fff;
  border-top: 1px solid #e4ecf5;
  text-align: center;
}

.lp-footer {
  background: #fff !important;
}

.site-footer a {
  color: #415067;
  font-size: 13px;
  line-height: 1.6;
  font-weight: 500;
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--blue);
}

.privacy-footer {
  background: #fff;
}

.privacy-page {
  padding: 54px 0 64px;
  background: #f6fbff;
}

.privacy-container {
  width: 920px;
  max-width: calc(100% - 64px);
  padding: 44px 52px 48px;
  border: 1px solid #e4ecf5;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(16, 58, 100, 0.06);
}

.privacy-container h1 {
  margin: 0 0 26px;
  color: var(--text);
  font-size: 34px;
  line-height: 1.4;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-align: center;
}

.privacy-container section {
  margin-top: 28px;
}

.privacy-container h2 {
  margin: 0 0 10px;
  color: var(--text);
  font-size: 20px;
  line-height: 1.55;
  font-weight: 900;
}

.privacy-container h3 {
  margin: 18px 0 8px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 800;
}

.privacy-container p,
.privacy-container li {
  color: #415067;
  font-size: 15px;
  line-height: 1.95;
  font-weight: 500;
}

.privacy-container p {
  margin: 0;
}

.privacy-container ul {
  margin: 8px 0 0;
  padding-left: 1.4em;
}

.privacy-date {
  margin-top: 34px;
  color: var(--text);
  font-weight: 700;
  text-align: right;
}

@media (max-width: 900px) {
  .container {
    width: min(100% - 32px, 520px);
    max-width: none;
  }

  .site-header,
  .header-inner {
    height: 72px;
  }

  .brand-name {
    font-size: 15px;
  }

  .logo-mark {
    width: 38px;
    height: 38px;
    font-size: 12px;
  }

  .header-cta {
    width: 50px;
    padding: 0;
  }

  .header-cta span {
    display: none;
  }

  .hero {
    padding: 28px 0 38px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-copy {
    padding-top: 0;
  }

  .hero-copy h1 {
    font-size: 36px;
    line-height: 1.28;
    font-weight: 800;
    margin-bottom: 18px;
  }

  .desktop-inline {
    display: none;
  }

  .sp-only {
    display: inline;
  }

  .hero-lead {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 22px;
  }

  .hero-benefits,
  .primary-cta,
  .persona-panel,
  .video-card,
  .final-button {
    width: 100%;
  }

  .hero-benefits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .benefit-card {
    height: 104px;
    border-radius: 16px;
  }

  .benefit-card p {
    font-size: 13px;
  }

  .primary-cta,
  .final-button {
    height: 66px;
    font-size: 15px;
    padding: 0 18px;
  }

  .final-button {
    gap: 8px;
    padding: 0 18px;
  }

  .final-button > svg:first-child,
  .final-button .arrow {
    position: static;
    flex: 0 0 auto;
    margin-left: 0;
  }

  .final-button > svg:first-child {
    width: 23px;
    height: 23px;
  }

  .final-button .arrow {
    width: 19px;
    height: 19px;
  }

  .final-button span,
  .mobile-fixed-cta span {
    min-width: 0;
    text-align: center;
    line-height: 1.2;
  }

  .persona-panel {
    height: auto;
    margin-top: 0;
    padding: 26px 18px 22px;
  }

  .persona-panel h2 {
    font-size: 24px;
    font-weight: 800;
  }

  .persona-content {
    grid-template-columns: 1fr;
  }

  .persona-left {
    height: 300px;
  }

  .speech {
    left: 8%;
  }

  .persona-img {
    left: 50%;
    transform: translateX(-50%);
  }

  .video-section {
    padding: 38px 0 30px;
  }

  .section-title,
  .section-title.compact {
    font-size: 24px;
    font-weight: 800;
  }

  .video-card {
    height: auto;
  }

  .thumbnail {
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 9;
    grid-template-columns: 46% 54%;
    background: #fff;
    overflow: hidden;
  }

  .video-copy {
    align-self: center;
    padding: 0 0 0 clamp(18px, 6vw, 46px);
    font-size: clamp(16px, 4.8vw, 28px);
    line-height: 1.45;
  }

  .chat-mock {
    position: absolute;
    top: 8%;
    right: 5%;
    width: 48%;
    height: 74%;
    margin: 0;
    padding: clamp(7px, 1.7vw, 14px);
    border-radius: 12px;
    overflow: hidden;
  }

  .chat-head {
    gap: 6px;
    margin-bottom: 8px;
  }

  .mini-logo {
    width: 26px;
    height: 26px;
    font-size: 9px;
  }

  .chat-head b {
    font-size: clamp(8px, 1.9vw, 11px);
  }

  .chat-head small {
    font-size: clamp(7px, 1.6vw, 9px);
  }

  .user-bubble {
    max-width: 70%;
    margin-bottom: 6px;
    padding: 7px 9px;
    font-size: clamp(7px, 1.7vw, 10px);
  }

  .ai-bubble {
    width: 72%;
    margin-left: 16%;
    padding: 8px 9px;
    font-size: clamp(7px, 1.55vw, 9px);
    line-height: 1.45;
  }

  .typing {
    display: none;
  }

  .input-row {
    left: clamp(7px, 1.7vw, 14px);
    right: clamp(7px, 1.7vw, 14px);
    bottom: clamp(7px, 1.7vw, 12px);
    height: 26px;
    gap: 6px;
  }

  .input-row span {
    height: 26px;
    padding-left: 8px;
    font-size: clamp(7px, 1.55vw, 9px);
  }

  .input-row button {
    width: 30px;
    height: 26px;
    border-radius: 7px;
  }

  .input-row svg {
    width: 15px;
    height: 15px;
  }

  .play {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: clamp(52px, 15vw, 78px);
    height: clamp(52px, 15vw, 78px);
  }

  .play svg {
    width: clamp(24px, 7vw, 34px);
    height: clamp(24px, 7vw, 34px);
  }

  .duration {
    right: 10px;
    bottom: 10px;
    font-size: 12px;
  }

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

  .problem-grid .info-card {
    min-height: 128px;
    display: grid;
    grid-template-columns: 68px minmax(0, 190px);
    grid-template-rows: auto auto;
    align-items: center;
    justify-content: center;
    column-gap: 16px;
    padding: 22px 22px;
    text-align: left;
  }

  .problem-grid .info-icon {
    grid-column: 1;
    grid-row: 1 / 3;
    width: 68px;
    height: 68px;
    margin: 0;
  }

  .problem-grid .info-icon svg {
    width: 34px;
    height: 34px;
  }

  .problem-grid .info-card h3,
  .problem-grid .info-card p {
    grid-column: 2;
    text-align: center;
  }

  .problem-grid .info-card h3 {
    grid-row: 1;
    margin-bottom: 8px;
  }

  .problem-grid .info-card p {
    grid-row: 2;
  }

  .feature-card {
    min-height: 132px;
    display: grid;
    grid-template-columns: 68px minmax(0, 190px);
    grid-template-rows: auto auto;
    align-items: center;
    justify-content: center;
    column-gap: 16px;
    padding: 22px 22px;
    text-align: left;
  }

  .feature-card .feature-icon {
    grid-column: 1;
    grid-row: 1 / 3;
    width: 68px;
    height: 68px;
    margin: 0;
  }

  .feature-card .feature-icon svg {
    width: 42px;
    height: 42px;
  }

  .feature-card h3,
  .feature-card p {
    grid-column: 2;
    text-align: center;
  }

  .feature-card h3 {
    grid-row: 1;
    min-height: 0;
    margin-bottom: 8px;
  }

  .feature-card p {
    grid-row: 2;
  }

  .faq-section {
    padding: 6px 0 34px;
  }

  .faq-list {
    gap: 12px;
  }

  .faq-item {
    padding: 18px 16px;
    border-radius: 16px;
  }

  .faq-question,
  .faq-answer {
    grid-template-columns: 34px 1fr;
    gap: 10px;
    text-align: left;
  }

  .faq-question {
    font-size: 15px;
    line-height: 1.55;
    font-weight: 800;
  }

  .faq-answer p {
    font-size: 13px;
    line-height: 1.75;
  }

  .faq-mark {
    width: 34px;
    height: 30px;
    font-size: 13px;
    flex-basis: 34px;
  }

  .privacy-page {
    padding: 32px 0 42px;
  }

  .privacy-container {
    width: min(100% - 32px, 520px);
    max-width: none;
    padding: 30px 20px 34px;
    border-radius: 18px;
    text-align: left;
  }

  .privacy-container h1 {
    font-size: 26px;
    line-height: 1.35;
  }

  .privacy-container h2 {
    font-size: 17px;
  }

  .privacy-container h3 {
    font-size: 15px;
  }

  .privacy-container p,
  .privacy-container li {
    font-size: 14px;
    line-height: 1.9;
  }

  .privacy-date {
    text-align: left;
  }

  .final-panel {
    width: 100%;
    height: auto;
    padding: 28px 18px;
  }
}

@media (max-width: 600px) {
  body {
    text-align: center;
    color: #061832;
    -webkit-font-smoothing: auto;
    -moz-osx-font-smoothing: auto;
    text-rendering: optimizeLegibility;
  }

  .mobile-only-break {
    display: block;
  }

  body {
    padding-bottom: 86px;
  }

  .site-header {
    height: 64px;
  }

  .header-inner {
    height: 64px;
    justify-content: center;
  }

  .brand {
    justify-content: center;
  }

  .brand-logo-img {
    width: min(290px, 78vw);
  }

  .brand-name {
    font-size: 14px;
    line-height: 1.3;
  }

  .header-cta {
    display: none;
  }

  .mobile-fixed-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 80;
    display: flex;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, 0.94);
    border-top: 1px solid var(--line);
    box-shadow: 0 -10px 24px rgba(16, 58, 100, 0.12);
  }

  .mobile-fixed-cta a {
    position: relative;
    width: 100%;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 18px;
    border-radius: 16px;
    color: #fff;
    background: linear-gradient(180deg, var(--top-blue) 0%, var(--blue) 100%);
    box-shadow: 0 12px 24px rgba(0, 94, 220, 0.2);
    font-size: 15px;
    font-weight: 900;
    white-space: nowrap;
  }

  .mobile-fixed-cta a > svg:first-child {
    position: static;
    flex: 0 0 auto;
    width: 24px;
    height: 24px;
    fill: rgba(255, 255, 255, 0.08);
    stroke-width: 2.8;
  }

  .mobile-fixed-cta .arrow {
    position: static;
    flex: 0 0 auto;
    width: 22px;
    height: 22px;
  }

  .hero .primary-cta {
    display: none;
  }

  .final-cta-section {
    display: none;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-copy,
  .hero-lead,
  .persona-panel,
  .persona-card,
  .video-section,
  .problems,
  .features,
  .final-panel {
    text-align: center;
  }

  .hero-copy h1,
  .persona-panel h2,
  .section-title,
  .section-title.compact {
    color: #061832;
    text-shadow: none;
  }

  .final-panel h2,
  .final-panel p {
    color: #fff;
    text-shadow: none;
  }

  .persona-card {
    grid-template-columns: 54px 170px;
    justify-content: center;
    gap: 8px;
  }

  .persona-card > div:last-child {
    text-align: left;
  }

  .persona-card b,
  .persona-card small {
    text-align: left;
  }

  .persona-card b,
  .persona-card small,
  .info-card h3,
  .info-card p,
  .feature-card h3,
  .feature-card p {
    text-align: center;
  }

  .benefit-card p,
  .persona-card b,
  .info-card h3,
  .feature-card h3,
  .final-panel h2,
  .final-button,
  .mobile-fixed-cta a {
    font-weight: 700;
  }

  .persona-card small,
  .info-card p,
  .feature-card p,
  .hero-lead,
  .section-lead {
    color: #34445a;
    font-weight: 500;
  }

  .persona-img {
    image-rendering: auto;
    backface-visibility: hidden;
  }

  .video-copy {
    text-align: center;
  }
}


/* === PC: よくある質問(Q1-Q5)のバッジをQ2位置で縦一列に揃える === */
@media (min-width: 901px) {
  .faq-question {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 12px;
    align-items: center;
    width: auto;
    max-width: none;
    margin: 0 0 0 253px;
  }
}

/* === フッターリンク横並び === */
.site-footer .container { display: flex; justify-content: center; align-items: center; gap: 22px; flex-wrap: wrap; }


/* === YouTube動画埋め込み(16:9) === */
.video-card { height: auto; }
.video-embed { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #000; }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }