:root {
  --site-header-height: 0px;
  --color-sky-100: #e0f2fe;
  --color-sky-300: #00a1f7;
  --color-sky-500: #0080c5;
  --color-sky-800: #075985;
  --color-sky-900: #0c4a6e;
  --color-amber-50: #fffbeb;
  --color-amber-100: #fef3c7;
  --color-amber-200: #fde68a;
  --color-amber-500: #f59e0b;
  --color-amber-600: #d97706;
  --color-slate-0: #ffffff;
  --color-slate-50: #f8fafc;
  --color-slate-200: #e2e8f0;
  --color-slate-300: #cbd5e1;
  --color-slate-400: #94a3b8;
  --color-slate-500: #64748b;
  --color-slate-600: #475569;
  --color-slate-700: #334155;
  --color-slate-800: #1e293b;
  --color-slate-900: #0f172a;
  --shadow-soft: 0 22px 46px -34px rgba(15, 23, 42, 0.35);
  --shadow-cta: 0 18px 34px -18px rgba(217, 119, 6, 0.95);
  --shadow-panel: 0 24px 50px -34px rgba(15, 23, 42, 0.42);
}

html {
  scroll-behavior: smooth;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family:
    "Noto Sans JP",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  background: var(--color-slate-0);
}

h1,
h2,
h3,
p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: inherit;
}

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

button,
input,
textarea {
  margin: 0;
  color: inherit;
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.page {
  min-height: 100%;
  background: var(--color-slate-0);
  color: var(--color-slate-800);
  font-family:
    "Noto Sans JP",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid rgba(7, 89, 133, 0.12);
  background: rgba(224, 242, 254, 0.85);
  color: #075985;
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 0.6rem;
  height: 0.6rem;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  border-radius: 9999px;
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.15);
}

.reveal-section {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s ease-out,
    transform 0.8s ease-out;
}

.reveal-section--visible {
  opacity: 1;
  transform: translateY(0);
}

.hero__visual.reveal-section {
  transform: translateX(-48px);
}

.hero__visual.reveal-section--visible {
  transform: translateX(0);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  width: 100%;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.site-header__inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--color-slate-800);
  font-size: 1rem;
  line-height: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  transition: color 0.3s ease;
}

.site-header__brand img {
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
}

.site-header__brand:hover {
  color: var(--color-sky-800);
}

.button {
  display: inline-block;
  border-radius: 2px;
  font-weight: 700;
  transition:
    transform 0.3s ease,
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}

.button--primary {
  background: var(--color-amber-500);
  color: #fff;
}

.button--primary:hover {
  background: var(--color-amber-600);
  transform: translateY(-4px);
}

.button--primary:disabled {
  background: #cbd5e1;
  color: #fff;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.button--compact {
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  white-space: nowrap;
  box-shadow: 0 10px 22px -18px rgba(15, 23, 42, 0.8);
}

.button--hero,
.button--submit {
  padding: 1.25rem 2.5rem;
  box-shadow: var(--shadow-cta);
}

.button--hero {
  /* box-shadow: var(--shadow-cta), 0 0 0 0.5rem rgba(254, 243, 199, 0.75); */
  font-size: 1.5rem;
  line-height: 2rem;
}

.button--hero-secondary {
  font-size: 1.125rem;
  line-height: 1.75rem;
}

.button--submit {
  /* box-shadow: var(--shadow-cta), 0 0 0 0.5rem rgba(254, 243, 199, 0.55); */
  width: 100%;
  font-size: 1.125rem;
  line-height: 1.75rem;
}

.hero {
  position: relative;
  overflow: hidden;
  margin-top: var(--site-header-height);
}

.hero__inner {
  position: relative;
}

.hero__layout {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  align-items: stretch;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero__visual {
  position: relative;
  z-index: 1;
  min-height: clamp(260px, 64vw, 430px);
  margin-top: -2rem;
  border-radius: 2px;
  background-image: url("../img/fv-bg-half.png");
  background-position: center top;
  background-size: cover;
  background-repeat: no-repeat;
}

.hero__glow,
.cta-banner__glow {
  position: absolute;
  border-radius: 9999px;
  filter: blur(60px);
  pointer-events: none;
  opacity: 0.6;
}

.hero__glow--sky {
  top: -2rem;
  left: -2rem;
  width: 16rem;
  height: 16rem;
  background: var(--color-sky-100);
}

.hero__glow--amber {
  right: 0;
  bottom: 0;
  width: 18rem;
  height: 18rem;
  background: var(--color-amber-100);
}

.hero__panel {
  width: 100%;
  max-width: 44rem;
  padding: 2rem 1.5rem;
  text-align: left;
  border-radius: 2px;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
}

.hero__title {
  margin-bottom: 1.5rem;
  color: var(--color-slate-800);
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 2.5rem;
  line-height: 1.15;
}

.hero__title-emphasis {
  display: inline-block;
}

.hero__title-emphasis--sky {
  padding: 0.25rem 0.5rem;
  color: var(--color-sky-800);
  border-radius: 2px;
}

.hero__title-emphasis--underline {
  padding-bottom: 0.25rem;
  color: var(--color-sky-800);
  border-bottom: 4px solid var(--color-amber-500);
}

.hero__lead {
  max-width: 48rem;
  margin-bottom: 2rem;
  color: var(--color-slate-600);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.8;
}

.hero__lead-break {
  display: none;
}

.hero__lead-strong {
  color: var(--color-slate-800);
}

.hero__lead-chip {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  color: var(--color-amber-600);
  background: var(--color-amber-50);
  border-radius: 2px;
}

.hero__stat {
  padding: 1.25rem;
  border-radius: 2px;
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.hero__stats {
  display: grid;
  gap: 1rem;
  margin-bottom: 2.5rem;
  text-align: left;
}

.hero__stat--sky {
  border: 1px solid rgba(14, 165, 233, 0.28);
}

.hero__stat--amber {
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.hero__stat-label {
  color: var(--color-sky-800);
  font-size: 0.875rem;
  font-weight: 700;
}

.hero__stat-label--amber {
  color: var(--color-amber-600);
}

.hero__stat-value {
  margin-top: 0.5rem;
  color: var(--color-slate-800);
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 2.5rem;
}

.hero__stat-value-accent {
  color: var(--color-sky-800);
}

.hero__stat-value-accent--amber {
  color: var(--color-amber-600);
}

.hero__stat-tax {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5rem;
}

.hero__stat-note {
  margin-top: 0.5rem;
  color: var(--color-slate-500);
  font-size: 0.75rem;
}

.hero__stat-support {
  margin-top: 0.5rem;
  color: var(--color-slate-600);
  font-size: 0.875rem;
}

.section-shell--gradient {
  background: linear-gradient(180deg, var(--color-slate-50), #fff);
}

.section-shell {
  padding: 6rem 1rem;
}

.section-shell--pattern {
  background-color: var(--color-slate-50);
  background-image: repeating-linear-gradient(45deg,
      rgba(15, 23, 42, 0.02),
      rgba(15, 23, 42, 0.02) 10px,
      transparent 10px,
      transparent 20px);
}

.section-shell--plain {
  background: #fff;
}

.section-shell--geo {
  background-image: url(../img/geo-bg.png);
}

.section-shell--mesh {
  background-color: #f0f7ff;
  background-image:
    radial-gradient(circle at 20% 50%,
      rgba(14, 165, 233, 0.07) 0%,
      transparent 55%),
    radial-gradient(circle at 80% 20%,
      rgba(245, 158, 11, 0.06) 0%,
      transparent 45%),
    radial-gradient(circle at 60% 85%,
      rgba(14, 165, 233, 0.05) 0%,
      transparent 40%),
    linear-gradient(0deg, transparent 24px, rgba(14, 165, 233, 0.04) 25px),
    linear-gradient(90deg, transparent 24px, rgba(14, 165, 233, 0.04) 25px);
  background-size:
    auto,
    auto,
    auto,
    25px 25px,
    25px 25px;
}

.section-shell--bordered {
  border-top: 1px solid var(--color-slate-200);
}

.section-shell--border-y {
  border-top: 1px solid var(--color-slate-200);
  border-bottom: 1px solid var(--color-slate-200);
}

.section-shell__inner {
  position: relative;
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
  padding-top: 2rem;
}

.section-shell__inner--narrow {
  max-width: 56rem;
}

.section-shell__inner--medium {
  max-width: 64rem;
}

.section-shell__inner--wide {
  max-width: 72rem;
}

.section-shell__inner::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  width: min(180px, 28vw);
  height: 4px;
  transform: translateX(-50%);
  border-radius: 9999px;
  background: linear-gradient(90deg,
      rgba(14, 165, 233, 0.1),
      rgba(245, 158, 11, 0.85),
      rgba(14, 165, 233, 0.1));
}

.section-shell__title {
  margin-bottom: 4rem;
  color: var(--color-sky-800);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 2.5rem;
  text-align: center;
}

.section-shell__title-emphasis {
  display: inline-block;
  padding-bottom: 0.25rem;
  border-bottom: 4px solid var(--color-amber-500);
}

.section-shell__title-chip {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 2px;
  background: var(--color-sky-100);
}

.problem-section__card,
.reason-section__card,
.timeline__content,
.timeline__summary,
.contact-section__panel {
  border-radius: 2px;
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.problem-section__card {
  border: 1px solid var(--color-slate-200);
  border-top-width: 4px;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
}

.problem-section__grid {
  display: grid;
  gap: 1.5rem;
}

.problem-section__card--sky {
  border-top-color: var(--color-sky-800);
}

.problem-section__card--amber {
  border-top-color: var(--color-amber-500);
}

.problem-section__icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  margin-top: 0.125rem;
  font-size: 1.25rem;
  font-weight: 900;
}

.problem-section__icon--sky {
  aspect-ratio: 1 / 1;
  background: var(--color-sky-100);
  color: var(--color-sky-800);
}

.problem-section__icon--amber {
  background: var(--color-amber-100);
  color: var(--color-amber-600);
}

.problem-section__text {
  color: var(--color-slate-700);
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.75rem;
}

.problem-section__message {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  min-height: 200px;
  padding: clamp(5rem, 9vw, 7.5rem) 1.5rem;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
  background: var(--color-slate-50);
  clip-path: polygon(0% 0%,
      /* 左上 */
      50% 15%,
      /* 中央を下げる（凹み） */
      100% 0%,
      /* 右上 */
      100% 100%,
      /* 右下 */
      0% 100%
      /* 左下 */
    );
}

.problem-section__message--visual {
  background-color: var(--color-sky-900);
  background-image: url("../img/problem-section-img.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  box-shadow: 0 18px 36px -24px rgba(7, 89, 133, 0.72);
}

.problem-section__message--visual::before,
.problem-section__message--visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.problem-section__message--visual::before {
  z-index: -2;
  background: linear-gradient(135deg,
      var(--color-sky-500) 0%,
      var(--color-sky-300) 58%,
      var(--color-sky-500) 100%);
  opacity: 0.72;
}

.problem-section__message--visual::after {
  inset: -12% -8vw -12% auto;
  width: min(34vw, 420px);
  z-index: -1;
  background: linear-gradient(180deg,
      rgba(224, 242, 254, 0.08) 0%,
      var(--color-sky-500) 22%,
      var(--color-amber-500) 100%);
  opacity: 0.5;
  transform: skewX(-20deg);
}

.problem-section__message p {
  margin: 0;
  color: #fff;
  font-size: clamp(3rem, 4vw, 4rem);
  font-weight: 900;
  line-height: 1.35;
  text-shadow: 0 8px 24px rgba(15, 23, 42, 0.32);
}

.solution-section__lead {
  color: var(--color-slate-600);
  font-size: 1.125rem;
  line-height: 1.9;
  text-align: center;
}

.solution-section__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.solution-card {
  background: #fff;
  border: 1px solid var(--color-slate-200);
  border-top-width: 4px;
  border-radius: 2px;
  padding: 2rem;
  box-shadow: var(--shadow-soft);
}

.solution-card--blue {
  border-top-color: var(--color-sky-800);
}

.solution-card--amber {
  border-top-color: var(--color-amber-500);
}

.solution-card--teal {
  border-top-color: #0f6e56;
}

.solution-card__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 9999px;
  background: var(--color-amber-100);
  color: var(--color-amber-600);
  font-size: 1.125rem;
  font-weight: 900;
  margin-bottom: 1rem;
}

.solution-card__title {
  color: var(--color-sky-900);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.solution-card__text {
  color: var(--color-slate-600);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.reason-section__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.reason-section__item {
  position: relative;
  display: grid;
  gap: 1.25rem;
  align-items: center;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}

.reason-section__item::before {
  content: "";
  position: absolute;
  inset: 1.75rem 3% 1.75rem 3%;
  border-radius: 2px;
  background: linear-gradient(135deg,
      rgba(14, 165, 233, 0.08),
      rgba(245, 158, 11, 0.08));
  pointer-events: none;
}

.reason-section__content,
.reason-section__media {
  position: relative;
  z-index: 1;
  overflow: hidden;
  width: 100%;
}

.reason-section__content {
  padding: 0.75rem 0;
}

.reason-section__content::before {
  content: "";
  position: absolute;
  inset: 0.75rem 0.5rem 0.75rem -0.75rem;
  border-radius: 2px;
  background: linear-gradient(135deg,
      rgba(14, 165, 233, 0.14),
      rgba(245, 158, 11, 0.12));
  transform: skewX(-10deg);
  pointer-events: none;
}

.reason-section__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  padding: 2rem;
  border: 1px solid var(--color-slate-200);
  border-top: 4px solid var(--color-sky-800);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.reason-section__media {
  aspect-ratio: 3 / 2;
  min-height: 240px;
  overflow: hidden;
  border-radius: 2px;
  border: 1px solid rgba(14, 165, 233, 0.14);
  box-shadow: var(--shadow-soft);
  height: 100%;
}

.reason-section__image {
  width: 100%;
  max-width: 220px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  margin: 0 auto 1.75rem;
  border-radius: 2px;
}

.reason-section__index {
  width: auto;
  height: auto;
  display: block;
  margin-bottom: 1.25rem;
  background: none;
  color: var(--color-sky-800);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1;
}

.reason-section__title {
  margin-bottom: 1.5rem;
  color: var(--color-sky-900);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.5;
  min-height: calc(1.5em * 2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.reason-section__text {
  color: var(--color-slate-600);
  line-height: 1.9;
  text-align: left;
}

.text-chip {
  display: inline;
  padding: 0.125rem 0.15rem;
  border-radius: 2px;
  font-weight: 700;
  background-image: linear-gradient(transparent 50%, #ffe981 0%);
}

.reason-section__text-chip--sky {
  color: var(--color-sky-800);
  background: rgba(14, 165, 233, 0.08);
}

.reason-section__text-chip--amber {
  color: var(--color-amber-600);
  background: var(--color-amber-50);
}

.timeline__marker {
  width: 1rem;
  height: 1rem;
  border-radius: 9999px;
}

.timeline__marker--sky {
  background: var(--color-sky-800);
}

.timeline__marker--amber {
  background: var(--color-amber-500);
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
}

.timeline__line {
  width: 2px;
  background: var(--color-slate-200);
}

.timeline__content {
  border: 1px solid var(--color-slate-200);
  border-top-width: 4px;
}

.timeline__content--sky {
  border-top-color: var(--color-sky-800);
}

.timeline__content--amber {
  border-color: rgba(245, 158, 11, 0.28);
  border-top-color: var(--color-amber-500);
  box-shadow: 0 18px 36px -24px rgba(217, 119, 6, 0.7);
}

.timeline__title {
  margin-bottom: 0.5rem;
  color: var(--color-sky-900);
  font-size: 1.125rem;
  font-weight: 700;
}

.timeline__title--amber {
  color: var(--color-amber-600);
}

.timeline__title-chip {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 2px;
  background: var(--color-amber-50);
}

.timeline__text,
.timeline__summary-text {
  color: var(--color-slate-600);
  font-size: 0.875rem;
  line-height: 1.8;
}

.timeline__summary {
  border: 1px solid rgba(14, 165, 233, 0.22);
  background: rgba(224, 242, 254, 0.7);
}

.timeline__summary-label {
  color: var(--color-slate-700);
  font-size: 1.125rem;
  font-weight: 700;
}

.timeline__summary-value {
  margin-top: 0.5rem;
  color: var(--color-amber-600);
  font-weight: 900;
}

.timeline__summary-chip {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: #fff;
  border-radius: 2px;
}

.process-section {
  position: relative;
}

.process-section__inner {
  max-width: 1280px;
}

.process-section__lead {
  max-width: 46rem;
  margin: -1.5rem auto 0;
  color: var(--color-slate-600);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.85;
  text-align: center;
}

.process-section__steps {
  display: grid;
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.process-section__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100%;
  padding: 2rem 1rem 1.7rem;
  border: 1px solid rgba(14, 116, 144, 0.14);
  border-radius: 2px;
  background: linear-gradient(180deg, #fff, rgba(248, 250, 252, 0.98));
  box-shadow: 0 20px 44px -34px rgba(15, 23, 42, 0.38);
}

.process-section__icon-wrap {
  margin-bottom: 1.35rem;
}

.process-section__icon {
  position: relative;
  width: 5.25rem;
  height: 5.25rem;
  display: grid;
  place-items: center;
  border-radius: 9999px;
  background: linear-gradient(180deg,
      rgba(224, 242, 254, 0.95),
      rgba(186, 230, 253, 0.85));
  box-shadow: inset 0 0 0 1px rgba(14, 116, 144, 0.12);
}

.process-section__icon::after {
  content: "";
  position: absolute;
  inset: 0.8rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.85);
}

.process-section__icon span,
.process-section__icon span::before,
.process-section__icon span::after {
  position: absolute;
  content: "";
  display: block;
  z-index: 1;
}

.process-section__icon--prepare span {
  width: 1.9rem;
  height: 2.35rem;
  border: 2px solid var(--color-sky-800);
  border-radius: 2px;
  background: linear-gradient(180deg, #fff, rgba(224, 242, 254, 0.75));
}

.process-section__icon--prepare span::before {
  top: 0.45rem;
  left: 0.35rem;
  width: 1.15rem;
  height: 0.12rem;
  background: rgba(14, 116, 144, 0.6);
  box-shadow: 0 0.42rem 0 rgba(14, 116, 144, 0.32);
}

.process-section__icon--prepare span::after {
  bottom: 0.38rem;
  right: -0.22rem;
  width: 0.85rem;
  height: 0.48rem;
  border-left: 3px solid #2563eb;
  border-bottom: 3px solid #2563eb;
  transform: rotate(-45deg);
}

.process-section__icon--review span {
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--color-sky-800);
  border-radius: 9999px;
  background: #fff;
}

.process-section__icon--review span::before {
  top: 1.55rem;
  left: 1.25rem;
  width: 1rem;
  height: 0.5rem;
  border-left: 3px solid var(--color-sky-800);
  border-bottom: 3px solid var(--color-sky-800);
  transform: rotate(-45deg);
}

.process-section__icon--review span::after {
  top: -0.45rem;
  right: -0.55rem;
  width: 0.95rem;
  height: 1.25rem;
  border-radius: 2px;
  border: 2px solid rgba(14, 116, 144, 0.4);
  background: linear-gradient(180deg, rgba(224, 242, 254, 0.95), #fff);
}

.process-section__icon--document span {
  width: 1.95rem;
  height: 2.35rem;
  border: 2px solid var(--color-sky-800);
  border-radius: 2px;
  background: linear-gradient(180deg, #fff, rgba(224, 242, 254, 0.75));
}

.process-section__icon--document span::before {
  top: 0.42rem;
  left: 0.3rem;
  width: 1.05rem;
  height: 0.12rem;
  background: rgba(14, 116, 144, 0.65);
  box-shadow:
    0 0.45rem 0 rgba(14, 116, 144, 0.35),
    0 0.9rem 0 rgba(14, 116, 144, 0.35);
}

.process-section__icon--document span::after {
  bottom: 0.22rem;
  right: -0.38rem;
  width: 1.05rem;
  height: 0.32rem;
  border-radius: 9999px 9999px 9999px 0;
  background: linear-gradient(90deg,
      #2563eb 0 72%,
      rgba(14, 116, 144, 0.26) 72% 86%,
      #f8fafc 86% 100%);
  transform: rotate(-36deg);
  box-shadow: 0 0 0 1px rgba(14, 116, 144, 0.08);
}

.process-section__icon--complete span {
  width: 2.2rem;
  height: 1.35rem;
  border-left: 4px solid var(--color-sky-800);
  border-bottom: 4px solid var(--color-sky-800);
  transform: rotate(-45deg);
}

.process-section__steps--five {
  display: grid;
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.process-section__steps--five .process-section__card {
  height: 100%;
}

.process-section--five-steps .process-section__card-title {
  min-height: 2em;
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-section__icon--operate span {
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--color-sky-800);
  border-radius: 2px;
  background: linear-gradient(180deg, #fff, rgba(224, 242, 254, 0.75));
}

.process-section__icon--operate span::before {
  top: 0.3rem;
  left: 0.3rem;
  width: 1.1rem;
  height: 0.12rem;
  background: rgba(14, 116, 144, 0.65);
  box-shadow:
    0 0.45rem 0 rgba(14, 116, 144, 0.35),
    0 0.9rem 0 rgba(14, 116, 144, 0.35);
}

.process-section__icon--operate span::after {
  top: 0.35rem;
  right: -0.45rem;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 9999px;
  border: 2px solid rgba(14, 116, 144, 0.45);
  background: #fff;
}

.process-section__card-body {
  width: 100%;
  text-align: center;
}

.process-section__step-label {
  margin-bottom: 0.75rem;
  color: var(--color-sky-800);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.process-section__card-title {
  color: var(--color-slate-800);
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.5;
}

.process-section__card-period {
  display: block;
  margin-top: 0.2rem;
  color: var(--color-sky-800);
  font-size: 1rem;
}

.process-section__card-text {
  margin-top: 0.9rem;
  color: var(--color-slate-600);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.process-section__arrow {
  position: relative;
  display: none;
  align-items: center;
  justify-content: center;
}

.process-section__arrow-line {
  position: relative;
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg,
      rgba(14, 165, 233, 0.1),
      rgba(14, 165, 233, 0.65));
}

.process-section__arrow-line::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -0.05rem;
  width: 0.8rem;
  height: 0.8rem;
  border-top: 2px solid rgba(14, 116, 144, 0.7);
  border-right: 2px solid rgba(14, 116, 144, 0.7);
  transform: translateY(-50%) rotate(45deg);
}

.process-section__support {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.process-section__support-card {
  padding: 1.5rem 1.6rem;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 2px;
  background: #fff;
  box-shadow: 0 16px 36px -32px rgba(15, 23, 42, 0.38);
}

.process-section__support-card--primary {
  background: linear-gradient(180deg, rgba(240, 249, 255, 0.95), #fff);
  border-color: rgba(14, 165, 233, 0.18);
}

.process-section__support-label {
  margin-bottom: 1rem;
  color: var(--color-slate-800);
  font-size: 1.05rem;
  font-weight: 800;
}

.process-section__support-list {
  display: grid;
  gap: 0.7rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.process-section__support-list li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--color-slate-600);
  line-height: 1.8;
}

.process-section__support-list li::before {
  content: "";
  position: absolute;
  top: 0.55rem;
  left: 0;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 9999px;
  background: var(--color-sky-500);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.12);
}

.process-section__price-card {
  margin-top: 2rem;
  padding: 2rem 1.5rem;
  border-radius: 2px;
  background: linear-gradient(135deg,
      var(--color-amber-500),
      var(--color-amber-600) 50%,
      var(--color-amber-500) 100%);
  box-shadow: 0 24px 48px -28px rgba(3, 105, 161, 0.72);
  text-align: center;
}

.process-section__price-label {
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.process-section__price-value {
  margin: 0.65rem 0 0;
  color: #fff;
  font-size: clamp(2rem, 2vw + 1.6rem, 3rem);
  font-weight: 900;
  line-height: 1.1;
  white-space: nowrap;
}

.process-section__price-value span {
  margin-left: 0.2rem;
  font-size: 0.95rem;
}

.process-section__price-text {
  max-width: 36rem;
  margin: 0.9rem auto 0;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.85;
}

.cta-banner {
  position: relative;
  overflow: hidden;
  padding: 6rem 1rem;
  background: var(--color-sky-800);
  color: #fff;
}

.cta-banner__glow--light {
  top: -2.5rem;
  right: -2.5rem;
  width: 16rem;
  height: 16rem;
  background: rgba(255, 255, 255, 0.1);
}

.cta-banner__glow--amber {
  bottom: -2.5rem;
  left: -2.5rem;
  width: 16rem;
  height: 16rem;
  background: rgba(253, 230, 138, 0.18);
}

.cta-banner__inner {
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner__panel {
  padding: 2rem;
  border: 1px solid rgba(14, 116, 144, 0.8);
  border-radius: 2px;
  background: rgba(12, 74, 110, 0.45);
  box-shadow: 0 24px 48px -28px rgba(15, 23, 42, 0.8);
}

.cta-banner__header {
  margin-bottom: 2.5rem;
  text-align: center;
}

.cta-banner__title {
  margin-bottom: 4rem;
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 2.5rem;
}

.cta-banner__grid {
  display: grid;
  gap: 1.5rem;
}

.cta-banner__item {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.1);
}

.cta-banner__action {
  margin-top: 2.5rem;
  text-align: center;
}

.cta-banner__item-index {
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: #fff;
  color: var(--color-sky-800);
  font-size: 1.125rem;
  font-weight: 900;
  flex-shrink: 0;
}

.cta-banner__item-body {
  margin-top: 0.75rem;
}

.cta-banner__item-title {
  font-size: 1.125rem;
  font-weight: 700;
}

.cta-banner__item-text {
  margin-top: 0.25rem;
  color: rgba(224, 242, 254, 0.95);
  font-size: 0.875rem;
  line-height: 1.7;
}

.contact-section__panel {
  padding: 2rem;
  border-top: 8px solid var(--color-sky-800);
  box-shadow: 0 24px 48px -28px rgba(15, 23, 42, 0.4);
}

.contact-section__inner {
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.contact-section__header {
  margin-bottom: 2.5rem;
  text-align: center;
}

.contact-section__title {
  margin-bottom: 1rem;
  color: var(--color-slate-800);
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 2rem;
}

.contact-section__lead {
  color: var(--color-slate-600);
  line-height: 1.8;
}

.contact-section__lead-chip {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  color: var(--color-sky-800);
  background: rgba(14, 165, 233, 0.08);
  border-radius: 2px;
}

.contact-section__note {
  margin-top: 1.25rem;
  color: var(--color-slate-600);
}

.contact-form__label {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--color-slate-700);
  font-size: 0.875rem;
  font-weight: 700;
}

.contact-form>*+* {
  margin-top: 1.5rem;
}

.contact-form__grid {
  display: grid;
  gap: 1.5rem;
}

.contact-form__field {
  position: relative;
}

.contact-form__required {
  margin-left: 0.25rem;
  color: #ef4444;
}

.contact-form__input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-slate-300);
  border-radius: 2px;
  transition:
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.contact-form__input:focus {
  outline: none;
  border-color: transparent;
  box-shadow: 0 0 0 2px rgb(from var(--color-amber-500) r g b / 0.45);
}

.contact-form__input[aria-invalid="true"] {
  border-color: #dc2626;
  box-shadow: 0 0 0 2px rgb(220 38 38 / 0.2);
}

.contact-form__field-error {
  position: absolute;
  left: 0.75rem;
  bottom: -2.4rem;
  z-index: 2;
  display: none;
  max-width: calc(100% - 1.5rem);
  margin: 0;
  padding: 0.55rem 0.75rem;
  border-radius: 0.5rem;
  background: #dc2626;
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1.45;
  box-shadow: 0 10px 24px rgb(15 23 42 / 0.18);
}

.contact-form__field-error::before {
  content: "";
  position: absolute;
  top: -0.45rem;
  left: 1rem;
  width: 0.8rem;
  height: 0.8rem;
  background: #dc2626;
  transform: rotate(45deg);
}

.contact-form__field-error:not(:empty) {
  display: block;
}

.contact-form__field:has(.contact-form__field-error:not(:empty)) {
  margin-bottom: 2.35rem;
}

.contact-form__input--textarea {
  min-height: 7rem;
  resize: vertical;
}

.contact-form__consent {
  border-top: 1px solid var(--color-slate-200);
  padding-top: 1.5rem;
}

.contact-form__consent-label {
  display: flex;
  align-items: flex-start;

  gap: 0.75rem;
  color: var(--color-slate-700);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.8;
}

.contact-form__checkbox {
  appearance: none;
  -webkit-appearance: none;
  margin-top: 0.35rem;
  width: 1rem;
  height: 1rem;
  border: 1px solid var(--color-slate-300);
  border-radius: 2px;
  background: #fff;
  display: inline-grid;
  place-content: center;
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  flex-shrink: 0;
}

.contact-form__checkbox:focus {
  outline: none;
  border-color: transparent;
  box-shadow: 0 0 0 2px rgb(from var(--color-amber-500) r g b / 0.45);
}

.contact-form__checkbox::after {
  content: "";
  width: 0.28rem;
  height: 0.55rem;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg) scale(0);
  transform-origin: center;
  transition: transform 0.15s ease;
}

.contact-form__checkbox:checked {
  background: var(--color-amber-600);
  border-color: var(--color-slate-300);
}

.contact-form__checkbox:checked::after {
  transform: rotate(45deg) scale(1);
}

.contact-form__required-badge {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.1rem 0.45rem;
  border-radius: 5px;
  background: #dc2626;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.4;
  vertical-align: middle;
}

.contact-form__consent-note {
  margin-top: 0.75rem;
  color: var(--color-slate-600);
  font-size: 0.875rem;
  line-height: 1.8;
}

.contact-form__privacy-link {
  color: #dc2626;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.contact-form__feedback {
  min-height: 1.75rem;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.contact-form__honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.contact-form__feedback--success {
  color: #15803d;
}

.contact-form__feedback--error {
  color: #dc2626;
}

.contact-form__privacy {
  margin-top: 1rem;
  color: var(--color-slate-500);
  font-size: 0.75rem;
  line-height: 1rem;
}

.contact-form__actions {
  padding-top: 1.5rem;
  text-align: center;
}

.footer {
  padding: 3rem 1rem;
  background: var(--color-slate-900);
  color: var(--color-slate-400);
  text-align: center;
}

.footer__inner {
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
}

.footer__title {
  margin-bottom: 1rem;
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
}

.footer__lead {
  font-size: 0.875rem;
  line-height: 1.25rem;
  margin-bottom: 2rem;
}

.footer__copyright {
  padding: 1.25rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
}

.footer__subtext {
  color: var(--color-slate-500);
}

@media (max-width: 1024px) {
  .hero__visual {
    background-image: url("../img/fv-bg-half-tab.png");

  }

  .process-section__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }

  .process-section__arrow {
    display: none;
  }

  .process-section__card:last-child {
    grid-column: 1 / -1;
    max-width: 420px;
    width: 100%;
    margin: 0 auto;
  }

  .process-section__support {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .reason-section__list {
    grid-template-columns: 1fr;
  }

  .reason-section__card {
    max-width: 640px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .ps-br {
    display: none;
  }

  .sp-br {
    display: block;
  }


  .hero {
    overflow: visible;
  }

  .solution-section__cards {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .process-section__lead {
    margin-top: 3rem;
    font-size: 1.8rem;
    text-align: center;
  }

  .process-section__steps {
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 2.5rem;
  }

  .process-section__card {
    padding: 1.6rem 1.15rem 1.35rem;
  }

  .process-section__card:last-child {
    max-width: none;
  }

  .process-section__icon {
    width: 4.7rem;
    height: 4.7rem;
  }

  .process-section__card-title {
    font-size: 1.2rem;
  }

  .process-section__support {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .process-section__support-card {
    padding: 1.25rem 1.1rem;
  }

  .process-section__price-card {
    margin-top: 1.4rem;
    padding: 1.6rem 1rem;
  }

  .process-section__price-value {
    font-size: 1.8rem;
  }

  .hero__inner {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .hero__layout {
    display: grid;
    padding-bottom: clamp(6.5rem, 30vw, 9rem);
  }

  .hero__visual {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    grid-area: 1 / 1;
    z-index: 1;
    min-height: clamp(320px, 82vw, 460px);
    margin-top: 0;
    background-image: url("../img/fv-bg-half-sp.png");
    background-position: center top;
    background-size: contain;
    background-repeat: no-repeat;
  }

  .hero__content {
    top: 30%;
    grid-area: 1 / 1;
    z-index: 2;
    align-self: end;
    width: min(100%, 92vw);
    margin: 0 auto;
    padding-bottom: 1.5rem;
  }

  .hero__title {
    padding: 10px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(2px);
    box-shadow: 0 18px 40px -28px rgba(15, 23, 42, 0.45);
  }

  .hero__lead {
    padding: 10px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(2px);
    box-shadow: 0 18px 40px -28px rgba(15, 23, 42, 0.45);
  }

  .process-section__steps--five {
    grid-template-columns: 1fr;
  }

  .process-section__steps--five .process-section__card-title {
    min-height: 0;
  }

  .button--hero,
  .button--submit {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  .section-shell__title,
  .cta-banner__title {
    margin-bottom: 3rem;
  }

  .problem-section__message {
    min-height: 220px;
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .problem-section__message--visual::after {
    width: min(42vw, 220px);
  }

  .reason-section__list {
    gap: 1.5rem;
  }

  .reason-section__media {
    min-height: 220px;
  }

  .section-kicker,
  .reason-section__title {
    font-size: 1.5rem;
  }

  .site-header__brand,
  .hero__stat-tax,
  .solution-section__lead,
  .solution-card__index,
  .solution-card__title,
  .timeline__title,
  .timeline__summary-label,
  .button--hero-secondary,
  .button--submit,
  .problem-section__text,
  .cta-banner__item-index,
  .cta-banner__item-title {
    font-size: 1rem;
  }

  .button,
  .button--compact,
  .reason-section__text,
  .contact-section__lead,
  .process-section__card-period,
  .process-section__support-label {
    font-size: 0.9rem;
  }

  .hero__stat-label,
  .hero__stat-support,
  .timeline__summary-text,
  .cta-banner__item-text,
  .contact-form__label,
  .contact-form__consent-note,
  .footer__lead,
  .footer__copyright {
    font-size: 0.7rem;
  }

  .button--hero,
  .process-section__price-label {
    font-size: 1.3rem;
  }

  .hero__stat-value {
    font-size: 2rem;
  }

  .hero__title,
  .section-shell__title,
  .cta-banner__title {
    font-size: 2.7rem;
  }

  .hero__stat-note,
  .process-section__step-label,
  .contact-form__required-badge,
  .contact-form__privacy {
    font-size: 0.6rem;
  }

  .hero__lead,
  .problem-section__icon,
  .process-section__card-title,
  .footer__title {
    font-size: 1.1rem;
  }

  .contact-section__title {
    font-size: 1.6rem;
  }

  .problem-section__message p {
    font-size: 2.7rem;
  }

  .solution-card__text,
  .process-section__card-text,
  .process-section__price-value span,
  .contact-form__consent-label,
  .contact-form__feedback {
    font-size: 0.8rem;
  }

  .reason-section__index {
    font-size: 2.2rem;
  }

  .process-section__lead,
  .process-section__price-value {
    font-size: 1.8rem;
  }

  html {
    font-size: 80%;
  }
}

@media (min-width: 640px) {
  .hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 769px) {
  .ps-br {
    display: block;
  }

  .sp-br {
    display: none;
  }

  .site-header__inner {
    padding: 1.25rem 2rem;
  }

  .site-header__brand {
    font-size: 1.125rem;
    line-height: 1.75rem;
  }

  .button--compact {
    font-size: 1rem;
    line-height: 1.5rem;
  }

  .hero__panel {
    padding: 3rem 2.5rem 3rem 2.5rem;
  }

  .hero__title {
    font-size: clamp(3.1rem, 5.2vw, 3.75rem);
    line-height: 1;
  }

  .hero__lead {
    font-size: 1.25rem;
    line-height: 1.75rem;
  }

  .hero__lead-break {
    display: block;
  }

  .problem-section__grid,
  .cta-banner__grid,
  .contact-form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-shell__title,
  .cta-banner__title {
    font-size: 3rem;
    line-height: 1;
  }

  .contact-section__title {
    font-size: 1.875rem;
    line-height: 2.25rem;
  }

  .reason-section__card {
    padding: 2.5rem;
  }

  .cta-banner__panel,
  .contact-section__panel {
    padding: 3rem;
  }

  .button--submit {
    width: auto;
  }

  .process-section__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__layout {
    display: block;
    min-height: 680px;
    flex-direction: column-reverse;
  }

  .hero__content {
    display: flex;
    align-items: center;
    min-height: 680px;
    max-width: min(62vw, 720px);
    transform: translateX(clamp(1rem, 4vw, 4rem));
  }

  .hero__visual {
    position: absolute;
    inset: 0 0 0 auto;
    width: min(64vw, 920px);
    min-height: 100%;
    margin-top: 0;
    background-position: center right;
  }

  .hero__panel {
    max-width: 46rem;
    padding-right: clamp(2.5rem, 5vw, 5rem);
  }

  .reason-section__list {
    gap: 2.5rem;
  }

  .reason-section__item {
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    gap: 2rem;
  }

  .reason-section__item--right {
    grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.05fr);
  }

  .reason-section__item--right .reason-section__content::before {
    inset: 0.75rem -0.75rem 0.75rem 0.5rem;
    transform: skewX(10deg);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .process-section__steps--five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-section__steps--five .process-section__card:last-child {
    grid-column: 1 / -1;
    max-width: 420px;
    margin: 0 auto;
  }
}

@media (min-width: 1025px) {
  .process-section__steps {
    grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1fr) 44px minmax(0,
        1fr);
    gap: 1rem;
  }

  .process-section__arrow {
    display: flex;
  }

  .process-section__support {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .reason-section__list {
    gap: 3rem;
  }

  .reason-section__media {
    min-height: 300px;
  }

  .process-section__steps--five {
    grid-template-columns:
      minmax(0, 1fr) 36px minmax(0, 1fr) 36px minmax(0, 1fr) 36px minmax(0, 1fr) 36px minmax(0, 1fr);
    gap: 0.85rem;
    align-items: stretch;
  }

  .process-section__steps--five .process-section__arrow {
    display: flex;
  }

  .process-section__steps--five .process-section__card:last-child {
    grid-column: auto;
    max-width: none;
    width: auto;
    margin: 0;
  }
}

@media (min-width: 1280px) {
  .site-header__inner {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}

@media (max-width: 425px) {
  .hero__content {
    top: 15%;
  }

  .section-kicker {
    margin-bottom: 1rem;
  }
  .hero__title {
    margin-bottom: 1rem;
  }
  .hero__lead {
    margin-bottom: 1rem;
  }

  .button--hero {
    display: block;
    width: fit-content;
    margin: 0 auto
  }
}