:root {
  --blue: #1478f2;
  --blue-dark: #0b5fc6;
  --blue-soft: #e5f2ff;
  --sky: #eef7ff;
  --sky-light: #f8fbff;
  --ink: #10223e;
  --muted: #60748a;
  --line: #d6e5f4;
  --white: #ffffff;
  --amber: #d89219;
  --shadow: 0 18px 42px rgba(20, 92, 160, 0.12);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 78px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.75;
  letter-spacing: 0;
}

body::before {
  display: none;
}

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 72px;
  border-bottom: 1px solid rgba(20, 120, 242, 0.12);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: min(1160px, calc(100% - 40px));
  height: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 38px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue-dark);
  font-size: 21px;
  font-weight: 900;
  text-decoration: none;
}

.site-logo-mark {
  width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  border-radius: 6px;
  color: #fff;
  background: var(--blue);
  font-size: 16px;
}

.header-nav {
  display: flex;
  justify-content: center;
  gap: 32px;
}

.header-nav a,
.header-login {
  color: #31485f;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: color 0.2s ease;
}

.header-nav a:hover,
.header-login:hover {
  color: var(--blue);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-cta {
  min-height: 42px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(20, 120, 242, 0.2);
  transition: transform 0.2s ease, background 0.2s ease;
}

.header-cta:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
}

main {
  overflow: hidden;
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 0;
  background: #f7fbff;
}

.hero-inner {
  position: relative;
  width: min(1440px, 100%);
  min-height: 650px;
  margin: 0 auto;
  padding: 0 clamp(36px, 5vw, 84px);
  display: block;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(48%, 620px);
  padding: 72px 0 66px;
}

.eyebrow {
  width: fit-content;
  margin: 0 0 22px;
  padding: 7px 12px 7px 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  color: var(--blue-dark);
  background: var(--sky);
  font-size: 13px;
  font-weight: 800;
}

.eyebrow-icon {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  font-size: 9px;
}

.hero h1 {
  margin: 0;
  color: #0b1c35;
  font-size: clamp(48px, 4.3vw, 64px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: 0;
}

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

.hero-copy {
  max-width: 540px;
  margin: 24px 0 0;
  color: #405872;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.9;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.hero .button.primary {
  min-width: 272px;
  min-height: 56px;
  box-shadow: 0 10px 22px rgba(20, 120, 242, 0.22), 0 7px 0 rgba(11, 95, 198, 0.12);
}

.hero .button.text-button {
  min-height: 56px;
  padding: 0 22px;
  border: 1px solid rgba(20, 120, 242, 0.52);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
}

.hero .button.text-button:hover {
  background: #fff;
  box-shadow: 0 10px 24px rgba(20, 120, 242, 0.12);
}

.button {
  min-height: 50px;
  padding: 0 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--blue);
  border-radius: 999px;
  color: var(--blue-dark);
  background: #fff;
  font-family: inherit;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.35;
  text-decoration: none;
  cursor: pointer;
  box-shadow: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(20, 120, 242, 0.14);
}

.button.primary,
.button.dark {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
  box-shadow: 0 8px 0 rgba(11, 95, 198, 0.12);
}

.button.primary:hover,
.button.dark:hover {
  background: var(--blue-dark);
}

.button.text-button {
  min-height: 42px;
  padding: 0 4px;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.button.text-button:hover {
  box-shadow: none;
}

.hero-price-link {
  margin-top: 16px;
  display: inline-block;
  color: var(--blue);
  font-size: 14px;
  font-weight: 800;
  text-underline-offset: 4px;
}

.hero-note {
  margin: 20px 0 0;
  color: #718197;
  font-size: 12px;
}

.hero-media {
  position: absolute;
  inset: 0 0 0 28%;
  z-index: 1;
  min-height: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-media > img:first-child {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 52% center;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.12) 8%, #000 30%);
  mask-image: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.12) 8%, #000 30%);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 74px;
  background: linear-gradient(to top, rgba(247, 251, 255, 0.48), transparent);
  pointer-events: none;
}

.hero-media > .hero-phone-mockup {
  position: absolute;
  right: clamp(18px, 4vw, 72px);
  bottom: -18px;
  z-index: 4;
  width: clamp(246px, 19vw, 272px);
  height: auto;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 28px 32px rgba(8, 34, 64, 0.3));
}

.phone {
  position: absolute;
  right: 22px;
  bottom: 14px;
  z-index: 4;
  width: 254px;
  height: 512px;
  padding: 5px;
  border: 1px solid #737978;
  border-radius: 48px;
  background: linear-gradient(145deg, #f4f5f4 0%, #777d7b 18%, #d9dcda 42%, #585e5c 67%, #eceeed 100%);
  box-shadow: 0 28px 60px rgba(8, 34, 64, 0.34), inset 0 0 0 1px rgba(255, 255, 255, 0.76);
  transform: rotate(3.5deg);
  isolation: isolate;
}

.phone::before {
  content: none;
  display: none;
}

.phone::after {
  content: "";
  position: absolute;
  inset: 2px;
  z-index: 5;
  border: 1px solid rgba(255, 255, 255, 0.52);
  border-radius: 45px;
  pointer-events: none;
}

.iphone-side {
  position: absolute;
  z-index: -1;
  display: block;
  width: 4px;
  border: 1px solid #5c6260;
  background: linear-gradient(90deg, #b9bdbb, #565b59);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.24);
}

.iphone-silent {
  top: 92px;
  left: -4px;
  height: 25px;
  border-radius: 3px 0 0 3px;
}

.iphone-volume-up,
.iphone-volume-down {
  left: -5px;
  height: 46px;
  border-radius: 4px 0 0 4px;
}

.iphone-volume-up {
  top: 135px;
}

.iphone-volume-down {
  top: 190px;
}

.iphone-power {
  top: 150px;
  right: -5px;
  height: 70px;
  border-radius: 0 4px 4px 0;
}

.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 0 0 18px;
  overflow: hidden;
  border: 7px solid #090c0b;
  border-radius: 42px;
  background: linear-gradient(180deg, #eef7ff 0%, #f6f9fc 42%, #f6f9fc 100%);
}

.phone-screen::before {
  content: "";
  position: absolute;
  inset: 39px 7px 12px;
  z-index: 0;
  border: 1px solid #dce8f3;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 8px 20px rgba(23, 42, 64, 0.08);
}

.dynamic-island {
  position: absolute;
  top: 10px;
  left: 50%;
  z-index: 4;
  width: 78px;
  height: 23px;
  border-radius: 16px;
  background: #050606;
  transform: translateX(-50%);
}

.dynamic-island i {
  position: absolute;
  top: 8px;
  right: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #335b70, #091113 58%, #000);
}

.phone-status {
  position: relative;
  z-index: 2;
  min-height: 42px;
  padding: 12px 16px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  color: #0c1727;
  font-size: 8px;
  font-weight: 900;
}

.phone-status-icons {
  display: flex;
  align-items: center;
  gap: 4px;
}

.status-signal {
  width: 13px;
  height: 9px;
  background:
    linear-gradient(#0b100d, #0b100d) 0 6px / 2px 3px no-repeat,
    linear-gradient(#0b100d, #0b100d) 4px 4px / 2px 5px no-repeat,
    linear-gradient(#0b100d, #0b100d) 8px 2px / 2px 7px no-repeat,
    linear-gradient(#0b100d, #0b100d) 12px 0 / 2px 9px no-repeat;
}

.status-wifi {
  width: 12px;
  height: 9px;
  border-top: 2px solid #0b100d;
  border-radius: 50%;
  transform: translateY(2px);
}

.status-battery {
  position: relative;
  width: 17px;
  height: 8px;
  border: 1.5px solid #0b100d;
  border-radius: 2px;
}

.status-battery::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 1px;
  background: #0b100d;
}

.status-battery::after {
  content: "";
  position: absolute;
  top: 2px;
  right: -3px;
  width: 2px;
  height: 3px;
  border-radius: 0 1px 1px 0;
  background: #0b100d;
}

.phone-survey {
  position: relative;
  z-index: 1;
  padding: 7px 15px 0;
}

.phone-store {
  margin: 0;
  color: #63768c;
  font-size: 8px;
  font-weight: 700;
}

.phone-survey h3 {
  margin: 3px 0 7px;
  color: #172b43;
  font-size: 14px;
  line-height: 1.28;
  font-weight: 900;
}

.phone-notice {
  margin: 0;
  padding: 7px 8px;
  border: 1px solid #f2d4a8;
  border-radius: 6px;
  color: #70400f;
  background: #fff0d7;
  font-size: 7px;
  font-weight: 700;
  line-height: 1.45;
}

.phone-progress {
  margin: 10px 0 11px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
}

.phone-progress span {
  height: 4px;
  border-radius: 4px;
  background: #dce8f3;
}

.phone-progress span.active {
  background: var(--blue);
}

.phone-question {
  margin: 0 0 8px;
  color: #172b43;
  font-size: 10px;
  font-weight: 900;
}

.phone-rating {
  position: relative;
  z-index: 1;
  margin: 0 15px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
}

.phone-rating span {
  min-height: 33px;
  padding: 0 11px;
  display: flex;
  align-items: center;
  border: 1px solid #dce8f3;
  border-radius: 7px;
  color: #293f55;
  background: #fff;
  font-size: 10px;
  font-weight: 900;
}

.phone-rating span.selected {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.phone-next {
  position: relative;
  z-index: 1;
  min-height: 34px;
  margin: 11px 15px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 7px;
  color: #fff;
  background: var(--blue);
  font-size: 10px;
  font-weight: 900;
}

.iphone-home {
  position: absolute;
  left: 50%;
  bottom: 6px;
  z-index: 4;
  width: 78px;
  height: 4px;
  border-radius: 999px;
  background: #090c0b;
  transform: translateX(-50%);
}

.feature-strip {
  border-top: 1px solid #dbeaf6;
  border-bottom: 1px solid #dbeaf6;
  background: var(--sky);
}

.feature-strip-inner {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.feature-strip-item {
  min-height: 112px;
  padding: 24px 28px;
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: center;
  gap: 17px;
  border-right: 1px solid #d4e8f7;
}

.feature-strip-item:first-child {
  border-left: 1px solid #d4e8f7;
}

.feature-strip-item strong {
  display: block;
  color: var(--blue-dark);
  font-size: 18px;
}

.feature-strip-item p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.feature-icon,
.about-icon {
  position: relative;
  width: 42px;
  height: 42px;
  display: block;
  color: var(--blue);
}

.feature-icon-qr,
.about-icon-qr {
  background:
    linear-gradient(var(--blue), var(--blue)) 2px 2px / 13px 13px no-repeat,
    linear-gradient(var(--blue), var(--blue)) 27px 2px / 13px 13px no-repeat,
    linear-gradient(var(--blue), var(--blue)) 2px 27px / 13px 13px no-repeat,
    linear-gradient(var(--blue), var(--blue)) 27px 27px / 6px 6px no-repeat,
    linear-gradient(var(--blue), var(--blue)) 35px 27px / 5px 13px no-repeat,
    linear-gradient(var(--blue), var(--blue)) 27px 35px / 6px 5px no-repeat;
}

.feature-icon-qr::after,
.about-icon-qr::after {
  content: "";
  position: absolute;
  inset: 6px auto auto 6px;
  width: 5px;
  height: 5px;
  background: #fff;
  box-shadow: 25px 0 #fff, 0 25px #fff;
}

.feature-icon-doc,
.about-icon-doc {
  width: 32px;
  height: 38px;
  margin-left: 4px;
  border: 3px solid var(--blue);
  border-radius: 4px;
}

.feature-icon-doc::before,
.about-icon-doc::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 11px;
  width: 16px;
  height: 3px;
  background: var(--blue);
  box-shadow: 0 7px var(--blue), 0 14px var(--blue);
}

.feature-icon-chart,
.about-icon-chart {
  border-bottom: 3px solid var(--blue);
}

.feature-icon-chart::before,
.about-icon-chart::before {
  content: "";
  position: absolute;
  left: 5px;
  bottom: 3px;
  width: 6px;
  height: 14px;
  background: var(--blue);
  box-shadow: 12px -9px var(--blue), 24px -20px var(--blue);
}

.band {
  padding: 88px 20px;
  background: #fff;
}

.band.tinted {
  background: var(--sky-light);
}

.inner {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.section-head {
  max-width: 960px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-head.left {
  max-width: none;
  margin-left: 0;
  text-align: left;
}

.section-head h2 {
  margin: 0;
  color: #10223e;
  font-size: clamp(30px, 3.4vw, 42px);
  line-height: 1.35;
  font-weight: 900;
  letter-spacing: 0;
}

.section-head p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
  text-wrap: balance;
}

.feature-strip-item strong,
.about-item strong,
.problem-grid .item strong,
.reason-card strong,
.price > strong,
.effect-grid .item strong,
.flow-card strong,
.voice-card strong,
.cta-panel h2 {
  line-break: strict;
  overflow-wrap: normal;
  text-wrap: balance;
}

.feature-strip-item p,
.about-item p,
.problem-grid .item p,
.reason-card p,
.price > p,
.effect-grid .item p,
.flow-card p,
.voice-card p,
.cta-panel p,
.faq-card p {
  line-break: strict;
  overflow-wrap: normal;
  text-wrap: pretty;
}

.keep-together {
  white-space: nowrap;
}

.section-pill {
  margin-bottom: 12px;
  display: inline-block;
  color: var(--blue-dark);
  background: transparent;
  font-size: 13px;
  font-weight: 800;
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 16px;
}

.demo-panel {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(30, 92, 151, 0.07);
}

.demo-result {
  display: block;
}

.lp-survey-card {
  position: static;
  width: auto;
  margin: 0;
  padding: 24px;
  justify-self: stretch;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(30, 92, 151, 0.07);
}

.lp-survey-card::before,
.lp-survey-card::after {
  display: none;
}

.lp-survey-card h3 {
  font-size: 19px;
  line-height: 1.45;
}

.demo-admin-preview {
  grid-column: auto;
  display: block;
}

.demo-step {
  margin: -24px -24px 22px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--line);
  color: #203a55;
  background: #fbfdff;
  font-size: 13px;
  font-weight: 900;
}

.demo-step span {
  width: 26px;
  height: 26px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  font-size: 12px;
}

.survey-small,
.demo-label {
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.demo-panel h3 {
  margin: 0;
  color: #172f49;
  font-size: 19px;
  line-height: 1.45;
}

.survey-notice,
.muted {
  color: var(--muted);
  font-size: 12px;
}

.lp-step-indicator {
  margin: 16px 0;
  display: flex;
  gap: 6px;
}

.lp-step-dot {
  width: 24px;
  height: 3px;
  border-radius: 3px;
  background: #dcebf7;
}

.lp-step-dot.active {
  background: var(--blue);
}

.demo-field {
  margin-top: 17px;
  display: block;
  color: #38506a;
  font-size: 12px;
  font-weight: 800;
}

.lp-rating-row {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 7px;
}

.lp-rating-row button {
  aspect-ratio: 1;
  border: 1px solid #d3e7f5;
  border-radius: 50%;
  color: #526b82;
  background: #fff;
  font: inherit;
  cursor: pointer;
}

.lp-rating-row button.active {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.demo-chips,
.lp-choice-grid {
  margin-top: 8px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 7px;
}

.demo-chip {
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid #d6e7f4;
  border-radius: 4px;
  color: #526b82;
  background: #fff;
  font-family: inherit;
  font-size: 11px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.demo-chip.is-selected {
  color: var(--blue-dark);
  border-color: #7db7e8;
  background: var(--sky);
}

.demo-field textarea {
  width: 100%;
  min-height: 78px;
  margin-top: 8px;
  padding: 11px;
  resize: vertical;
  border: 1px solid #d6e7f4;
  border-radius: 4px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  line-height: 1.6;
}

.draft-box {
  min-height: 210px;
  margin-top: 18px;
  padding: 18px;
  border: 1px solid #accfeb;
  border-radius: 5px;
  color: #304a63;
  background: var(--sky-light);
  font-size: 13px;
  line-height: 1.8;
}

.lp-paste-guide {
  margin-top: 12px;
  padding: 12px 14px;
  border-left: 3px solid var(--blue);
  color: #506a82;
  background: #f7fbff;
  font-size: 11px;
  line-height: 1.65;
}

.demo-actions {
  margin-top: 14px;
}

.demo-actions .button {
  width: 100%;
  min-height: 52px;
  padding-inline: 14px;
  font-size: 12px;
  white-space: normal;
}

.mini-dashboard {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.mini-dashboard div {
  min-width: 0;
  padding: 14px 8px;
  border: 1px solid #d9e9f5;
  border-radius: 4px;
  background: var(--sky-light);
  text-align: center;
}

.mini-dashboard strong {
  display: block;
  color: var(--blue-dark);
  font-size: 24px;
  line-height: 1.2;
}

.mini-dashboard span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.35;
}

.demo-admin-preview::after {
  content: "";
  margin-top: 18px;
  height: 132px;
  display: block;
  border: 1px solid #dbeaf5;
  border-radius: 4px;
  background:
    linear-gradient(to top, rgba(20, 120, 242, 0.1) 1px, transparent 1px) 0 0 / 100% 33%,
    linear-gradient(90deg, #a8d7f7 0 9%, transparent 9% 18%, #6bb6f2 18% 31%, transparent 31% 40%, #2387e8 40% 57%, transparent 57% 66%, #88c8f2 66% 77%, transparent 77% 86%, #116fd0 86% 96%, transparent 96%) bottom / 100% 82% no-repeat,
    #fbfdff;
}

.demo-section-actions {
  margin-top: 28px;
  text-align: center;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.about-visual-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
  align-items: center;
  gap: clamp(44px, 6vw, 88px);
}

.about-visual-layout .about-grid {
  grid-template-columns: 1fr;
  border: 0;
}

.about-visual-layout .about-item {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  padding: 25px 0;
  border-right: 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.about-visual-layout .about-item:first-child {
  border-top: 1px solid var(--line);
}

.about-visual-layout .about-icon {
  margin: 0;
}

.about-visual {
  margin: 0;
}

.about-visual img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 34px rgba(10, 75, 144, .12));
}

.about-item {
  padding: 38px 32px;
  text-align: center;
  border-right: 1px solid var(--line);
}

.about-item:last-child {
  border-right: 0;
}

.about-icon {
  margin: 0 auto 22px;
}

.about-item strong {
  display: block;
  color: var(--blue-dark);
  font-size: 20px;
}

.about-item p {
  margin: 11px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.problem-visual-layout {
  display: grid;
  grid-template-columns: minmax(360px, .92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: clamp(42px, 6vw, 84px);
}

.problem-visual {
  margin: 0;
}

.problem-visual img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 34px rgba(10, 75, 144, .1));
}

.problem-visual-layout .problem-grid {
  grid-template-columns: 1fr;
  gap: 12px;
}

.problem-visual-layout .problem-grid .item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  align-items: start;
  gap: 6px 18px;
  padding: 22px 24px;
  text-align: left;
  box-shadow: 0 10px 28px rgba(10, 75, 144, .06);
}

.problem-visual-layout .problem-icon {
  grid-row: 1 / span 2;
  margin: 0;
}

.problem-visual-layout .problem-grid .item strong,
.problem-visual-layout .problem-grid .item p {
  grid-column: 2;
}

.problem-visual-layout .problem-grid .item p {
  margin-top: 0;
}

.problem-grid .item {
  position: relative;
  min-width: 0;
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  text-align: center;
  box-shadow: none;
}

.problem-icon {
  width: 42px;
  height: 42px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--blue-dark);
  background: var(--blue-soft);
  font-size: 11px;
  font-weight: 900;
}

.problem-grid .item strong {
  display: block;
  color: #1d3953;
  font-size: 20px;
}

.problem-grid .item p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.reason-stack {
  display: grid;
  gap: 0;
}

.reason-item {
  min-height: 390px;
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  align-items: stretch;
  gap: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.reason-item:nth-child(even) {
  grid-template-columns: 1.08fr 1fr;
}

.reason-card,
.round-card.reason-card {
  min-width: 0;
  padding: 54px 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--line);
  border-right: 0;
  border-left: 0;
  border-radius: 0;
  background: #fff;
  box-shadow: none;
  text-align: left;
}

.reason-item:nth-child(1) .reason-card,
.reason-item:nth-child(2) .reason-card,
.reason-item:nth-child(3) .reason-card {
  border-color: var(--line);
  background: #fff;
}

.reason-index {
  width: 40px;
  height: 40px;
  margin-bottom: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--blue-dark);
  background: var(--blue-soft);
  font-size: 12px;
  font-weight: 900;
}

.reason-card strong {
  color: #16334e;
  font-size: 26px;
  line-height: 1.45;
}

.reason-card p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.reason-visual {
  min-width: 0;
  min-height: 390px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-right: 0;
  border-left: 0;
  background: var(--sky-light);
  aspect-ratio: auto;
  box-shadow: none;
}

.reason-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.reason-phone {
  width: auto;
  justify-self: stretch;
  display: grid;
  place-items: center;
  background: #edf7ff;
}

.reason-visual.reason-phone {
  width: auto;
  min-height: 360px;
  justify-self: stretch;
  aspect-ratio: auto;
}

.reason-visual.reason-phone img {
  width: auto;
  height: 360px;
  object-fit: contain;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
  gap: 16px;
}

.price {
  min-width: 0;
  padding: 32px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  box-shadow: none;
}

.price.featured {
  border: 2px solid var(--blue);
  background: #fbfdff;
  box-shadow: 0 16px 36px rgba(20, 120, 242, 0.1);
  transform: none;
}

.price.featured::before {
  content: "おすすめ";
  width: fit-content;
  margin: -46px auto 16px;
  padding: 5px 16px;
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
  font-size: 11px;
  font-weight: 900;
}

.price > strong {
  color: #213b54;
  font-size: 18px;
  text-align: center;
}

.price-value {
  margin: 12px 0 14px;
  color: #10233f;
  font-size: 40px;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
}

.price-value span {
  color: var(--muted);
  font-size: 14px;
}

.price > p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.price-note {
  font-size: 13px !important;
}

.check-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  color: #415b72;
  font-size: 15px;
}

.check-list li {
  position: relative;
  padding-left: 25px;
}

.check-list li + li {
  margin-top: 9px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 900;
}

.price .hero-actions {
  margin-top: auto;
  padding-top: 26px;
}

.price .button {
  width: 100%;
}

#effects .section-art,
#voices .section-art {
  display: none;
}

#effects .section-layout,
#voices .section-layout,
.faq-layout {
  display: block;
}

#effects .section-content,
#voices .section-content,
.faq-layout .section-content {
  width: 100%;
}

.effect-grid,
.voice-grid,
.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.effect-grid .item,
.voice-card,
.flow-card {
  min-width: 0;
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  box-shadow: none;
}

.metric-value {
  display: block;
  color: var(--blue);
  font-size: 42px;
  font-weight: 900;
  line-height: 1.2;
}

.effect-grid .item strong {
  margin-top: 13px;
  display: block;
  color: #223d56;
  font-size: 18px;
}

.effect-grid .item p,
.voice-card p,
.flow-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.flow-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 250px;
  padding: 28px;
  text-align: left;
}

.flow-grid {
  position: relative;
  gap: 40px;
}

.flow-number {
  position: static;
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  width: auto;
  height: auto;
  padding: 7px 10px;
  border: 0;
  border-radius: 6px;
  color: #fff;
  background: var(--blue);
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
}

.flow-card:not(:last-child)::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -29px;
  width: 18px;
  height: 2px;
  background: var(--blue);
}

.flow-card:not(:last-child)::before {
  content: "";
  position: absolute;
  z-index: 3;
  top: calc(50% - 4px);
  right: -29px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--blue);
  border-right: 2px solid var(--blue);
  transform: rotate(45deg);
}

.flow-card strong,
.voice-card strong {
  display: block;
  color: #203b54;
  font-size: 20px;
}

.flow-illustration-wrap {
  display: none;
}

.voice-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 310px;
  overflow: hidden;
  border-top: 3px solid var(--blue);
  box-shadow: 0 12px 30px rgba(19, 92, 160, 0.08);
}

.voice-card::before {
  content: "“";
  position: absolute;
  top: 8px;
  right: 20px;
  color: #dceeff;
  font-family: Georgia, serif;
  font-size: 76px;
  font-weight: 700;
  line-height: 1;
}

.voice-profile {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}

.voice-avatar {
  display: grid;
  place-items: end center;
  flex: 0 0 70px;
  width: 70px;
  height: 70px;
  overflow: hidden;
  border: 2px solid #d4e9fb;
  border-radius: 50%;
  background: #eef7ff;
}

.voice-avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  transform: scale(1.08);
  transform-origin: center bottom;
}

.voice-name {
  display: block;
  margin: 0;
  color: #203b54;
  font-size: 15px;
  font-weight: 900;
}

.voice-card strong {
  position: relative;
  z-index: 1;
  margin-bottom: 4px;
  font-size: 20px;
}

.voice-card p {
  position: relative;
  z-index: 1;
  flex: 1;
  font-size: 16px;
}

.voice-card,
.voice-card:nth-child(2),
.voice-card:nth-child(3) {
  border-color: var(--line);
}

.voice-card::after {
  display: none;
}

#cta {
  padding: 0;
  background: var(--blue-dark);
}

.cta-panel {
  padding: 55px 36px;
  border: 0;
  border-radius: 0;
  color: #fff;
  background: transparent;
  text-align: center;
  box-shadow: none;
}

.cta-panel h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(28px, 3.2vw, 40px);
  line-height: 1.4;
}

.cta-panel p {
  max-width: 760px;
  margin: 14px auto 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 16px;
}

.cta-panel .hero-actions {
  justify-content: center;
}

.cta-panel .button {
  color: var(--blue-dark);
  border-color: #fff;
  background: #fff;
  box-shadow: none;
}

.cta-panel .button:last-child {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.62);
  background: transparent;
}

.faq-layout .section-art {
  width: 100%;
}

.faq-layout .section-head {
  max-width: none;
  margin-bottom: 28px;
  text-align: center;
}

.faq {
  max-width: 980px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.faq-card {
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

details.faq-card {
  position: relative;
  min-height: 0;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

details.faq-card:first-child {
  border-top: 1px solid var(--line);
}

details.faq-card[open] {
  border-color: var(--line);
  box-shadow: none;
}

.faq-card:first-child {
  border-top: 1px solid var(--line);
}

.faq-card summary {
  position: relative;
  padding: 20px 52px 20px 4px;
  color: #263f58;
  font-size: 16px;
  font-weight: 800;
  list-style: none;
  cursor: pointer;
}

.faq-card summary::-webkit-details-marker {
  display: none;
}

.faq-card summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 8px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 1px solid #b9d8ee;
  border-radius: 50%;
  color: var(--blue);
  font-size: 18px;
  font-weight: 500;
  transform: translateY(-50%);
}

.faq-card[open] summary::after {
  content: "−";
}

.faq-card p {
  margin: 0;
  padding: 0 52px 22px 4px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

details.faq-card p {
  padding: 0 52px 22px 4px;
  border-top: 0;
}

footer {
  padding: 38px 20px;
  border-top: 1px solid var(--line);
  color: #4e657a;
  background: #fff;
}

.footer-inner {
  width: min(1160px, 100%);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.footer-inner > span {
  color: var(--blue-dark);
  font-size: 20px;
  font-weight: 900;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.footer-links a {
  color: #5d7185;
  font-size: 13px;
  text-decoration: none;
}

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

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  min-width: 48px;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
  font-family: inherit;
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(11, 95, 198, 0.24);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .header-inner {
    gap: 20px;
  }

  .header-nav {
    gap: 18px;
  }

  .hero-inner {
    padding-inline: 34px;
  }

  .hero-content {
    width: 51%;
  }

  .hero h1 {
    font-size: 52px;
  }

  .phone {
    right: 12px;
    width: 232px;
    height: 472px;
  }

  .hero-media > .hero-phone-mockup {
    right: 14px;
    width: 232px;
  }

  .feature-strip-item {
    padding: 20px 16px;
  }

  .demo-panel {
    padding: 18px;
  }

  .demo-step {
    margin: -18px -18px 18px;
  }

  .reason-card,
  .round-card.reason-card {
    padding: 38px 34px;
  }

  .reason-card strong {
    font-size: 20px;
  }
}

@media (max-width: 760px) {
  html {
    scroll-padding-top: 64px;
  }

  .site-header {
    height: 64px;
  }

  .header-inner {
    width: min(100% - 24px, 1160px);
    grid-template-columns: 1fr auto;
    gap: 10px;
  }

  .site-logo {
    font-size: 18px;
  }

  .site-logo-mark {
    width: 30px;
    height: 30px;
  }

  .header-nav {
    display: none;
  }

  .header-actions {
    gap: 10px;
  }

  .header-login {
    display: inline;
    font-size: 12px;
  }

  .header-cta {
    min-height: 38px;
    padding-inline: 17px;
    font-size: 12px;
  }

  .hero-inner {
    width: 100%;
    min-height: auto;
    padding: 0;
  }

  .hero-content {
    width: auto;
    padding: 52px 20px 42px;
  }

  .eyebrow {
    margin-bottom: 18px;
  }

  .hero h1 {
    font-size: 38px;
    line-height: 1.25;
  }

  .hero-copy {
    margin-top: 20px;
    font-size: 16px;
  }

  .hero-actions {
    align-items: flex-start;
  }

  .hero-media {
    position: relative;
    inset: auto;
    min-height: 480px;
  }

  .hero-media > img:first-child {
    object-position: 56% center;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .hero-media > .hero-phone-mockup {
    right: 10px;
    bottom: -16px;
    width: 210px;
    object-position: center;
  }

  .hero .button.primary,
  .hero .button.text-button {
    width: 100%;
  }

  .phone {
    right: 8px;
    bottom: 16px;
    width: 220px;
    height: 446px;
    border-width: 1px;
    border-radius: 42px;
  }

  .phone-screen {
    padding: 0 0 17px;
    border-width: 6px;
    border-radius: 37px;
  }

  .dynamic-island {
    top: 8px;
    width: 68px;
    height: 20px;
  }

  .phone-status {
    min-height: 37px;
    padding: 10px 14px 0;
  }

  .phone-survey {
    padding: 6px 13px 0;
  }

  .phone-survey h3 {
    font-size: 12px;
  }

  .phone-notice {
    padding: 6px 7px;
    font-size: 6.5px;
  }

  .phone-progress {
    margin: 8px 0 9px;
  }

  .phone-question {
    margin: 0 0 7px;
    font-size: 9px;
  }

  .phone-rating {
    margin-inline: 13px;
    gap: 4px;
  }

  .phone-rating span {
    min-height: 29px;
  }

  .phone-next {
    min-height: 30px;
    margin: 9px 13px 0;
    font-size: 9px;
  }

  .feature-strip-inner {
    width: 100%;
    grid-template-columns: 1fr;
  }

  .feature-strip-item,
  .feature-strip-item:first-child {
    min-height: 96px;
    padding: 18px 22px;
    border: 0;
    border-bottom: 1px solid #d4e8f7;
  }

  .feature-strip-item:last-child {
    border-bottom: 0;
  }

  .band {
    padding: 70px 18px;
  }

  .section-head,
  .section-head.left {
    margin-bottom: 32px;
    text-align: left;
  }

  .section-head h2 {
    font-size: 30px;
  }

  .section-head p {
    font-size: 16px;
  }

  .demo-grid,
  .problem-grid,
  .pricing-grid,
  .effect-grid,
  .flow-grid,
  .voice-grid {
    grid-template-columns: 1fr;
  }

  .flow-grid {
    gap: 28px;
  }

  .flow-card {
    min-height: 0;
    padding: 24px;
  }

  .flow-card:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -20px;
    left: 50%;
    width: 2px;
    height: 12px;
  }

  .flow-card:not(:last-child)::before {
    top: auto;
    right: auto;
    bottom: -21px;
    left: calc(50% - 4px);
    transform: rotate(135deg);
  }

  .demo-panel {
    padding: 22px;
  }

  .demo-step {
    margin: -22px -22px 20px;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-visual-layout,
  .problem-visual-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .about-visual {
    order: -1;
  }

  .about-visual img,
  .problem-visual img {
    width: min(520px, 100%);
    margin: 0 auto;
  }

  .about-item {
    padding: 30px 22px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .about-item:last-child {
    border-bottom: 0;
  }

  .reason-item,
  .reason-item:nth-child(even) {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .reason-card,
  .round-card.reason-card {
    padding: 34px 26px;
  }

  .reason-card strong {
    font-size: 22px;
  }

  .reason-visual {
    min-height: 250px;
    order: -1;
  }

  .reason-visual.reason-phone {
    min-height: 320px;
  }

  .reason-visual.reason-phone img {
    height: 320px;
  }

  .pricing-grid {
    gap: 24px;
  }

  .price.featured::before {
    margin-top: -45px;
  }

  .effect-grid .item,
  .voice-card,
  .flow-card {
    padding: 26px 22px;
  }

  .cta-panel {
    padding: 46px 20px;
    text-align: left;
  }

  .cta-panel .hero-actions {
    justify-content: flex-start;
  }

  .faq-layout .section-head {
    text-align: left;
  }

  .faq-card summary {
    padding-left: 0;
    font-size: 16px;
  }

  .faq-card p {
    padding-left: 0;
    padding-right: 38px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
    gap: 13px 18px;
  }

  .back-to-top {
    right: 12px;
    bottom: 12px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}