/* KasaneruWeb — common styles (mobile-first) */

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

:root {
  --color-text: #1a1a1a;
  --color-text-muted: #555;
  --color-bg: #fafafa;
  --color-surface: #fff;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-border: #e5e5e5;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --max-width: 42rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

a:hover,
a:focus-visible {
  color: var(--color-accent-hover);
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  z-index: 100;
}

.skip-link:focus {
  top: var(--space-sm);
}

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.site-logo {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: 0;
}

.site-logo:hover,
.site-logo:focus-visible {
  color: var(--color-accent);
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: var(--color-accent);
}

/* Main */
main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

/* Hero (TOP) */
.hero {
  text-align: center;
  padding: var(--space-md) 0 var(--space-lg);
}

.app-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-md);
  border-radius: 16px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-icon span {
  color: #fff;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.app-icon img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  object-fit: cover;
}

.hero h1 {
  margin: 0 0 var(--space-xs);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.2;
}

.tagline {
  margin: 0 0 var(--space-md);
  font-size: 1.0625rem;
  color: var(--color-text-muted);
}

.tagline-en {
  display: block;
  font-size: 0.9375rem;
  margin-top: 0.25rem;
}

.lead {
  margin: 0 auto;
  max-width: 32rem;
  font-size: 1.0625rem;
  color: var(--color-text);
}

/* Policy / Support content */
.page-title {
  margin: 0 0 var(--space-md);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.25;
}

.meta-dates {
  margin: 0 0 var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.meta-dates p {
  margin: 0.25rem 0;
}

.prose h2 {
  margin: var(--space-lg) 0 var(--space-sm);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.35;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p {
  margin: 0 0 var(--space-sm);
}

.prose ul {
  margin: 0 0 var(--space-sm);
  padding-left: 1.25rem;
}

.prose li {
  margin-bottom: 0.35rem;
}

.prose hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-lg) 0;
}

.contact-block {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.contact-block p {
  margin: 0.35rem 0;
}

.contact-form {
  margin: var(--space-md) 0 var(--space-sm);
  display: grid;
  gap: 0.75rem;
}

.contact-form label {
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.7rem 0.85rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font: inherit;
}

.contact-form textarea {
  min-height: 9rem;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--color-accent);
  outline: 2px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
  outline-offset: 1px;
}

.contact-form button {
  min-height: 2.75rem;
  padding: 0.7rem 1rem;
  color: #fff;
  background: var(--color-accent);
  border: 0;
  border-radius: 6px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.contact-form button:hover,
.contact-form button:focus-visible {
  background: var(--color-accent-hover);
}

.contact-form input.contact-form__trap {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  min-height: 1px;
  padding: 0;
  border: 0;
  opacity: 0;
}

.form-status {
  min-height: 1.65em;
  margin: 0;
  color: var(--color-text-muted);
}

.form-note {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.footer-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--color-accent);
}

.lang-switch {
  font-size: 0.875rem;
}

.lang-switch a {
  text-decoration: none;
}

.lang-switch a[aria-current="true"] {
  font-weight: 600;
  color: var(--color-text);
  text-decoration: underline;
}

.copyright {
  margin: 0;
  width: 100%;
  text-align: center;
  padding-top: var(--space-xs);
}

@media (min-width: 480px) {
  .hero h1 {
    font-size: 2.25rem;
  }

  .site-footer__inner {
    flex-wrap: nowrap;
  }

  .copyright {
    width: auto;
    text-align: right;
    padding-top: 0;
    margin-left: auto;
  }
}

/* Brand TOP — products */
.products {
  margin-top: var(--space-lg);
}

.section-heading {
  margin: 0 0 var(--space-sm);
  font-size: 1.125rem;
  font-weight: 600;
}

.product-card {
  display: block;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  text-decoration: none;
}

.product-card:hover,
.product-card:focus-visible {
  border-color: var(--color-accent);
}

.product-card__name {
  display: block;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.product-card__desc {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Brand TOP — concept */
.concept {
  margin-top: var(--space-lg);
}

.concept-grid {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.concept-item {
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.concept-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}

.concept-item p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

@media (min-width: 600px) {
  .concept-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Brand TOP — closing CTA */
.cta {
  margin-top: var(--space-lg);
  text-align: center;
}

/* Brand TOP — refreshed visual direction */
.home-lp {
  --lp-blue: #1f67b2;
  --lp-cyan: #39b9e8;
  --lp-yellow: #ffe64d;
  --lp-yellow-soft: #fff7b3;
  --lp-blue-soft: #dff4ff;
  --lp-ink: #17336b;
  color: var(--lp-ink);
  background:
    linear-gradient(90deg, rgba(57, 185, 232, 0.18) 0 50%, rgba(255, 230, 77, 0.22) 50% 100%),
    #fff;
  overflow-x: clip;
}

.home-lp .site-footer {
  border-color: rgba(31, 103, 178, 0.16);
  background: rgba(255, 255, 255, 0.92);
}

.home-lp .site-footer__inner,
.home-lp main {
  max-width: 72rem;
}

.home-hero {
  position: relative;
  display: grid;
  gap: var(--space-lg);
  align-items: center;
  margin: 0 calc(var(--space-md) * -1);
  padding: var(--space-md) var(--space-md) var(--space-xl);
  overflow: hidden;
  text-align: left;
}

.home-hero::before,
.home-hero::after {
  content: "";
  position: absolute;
  border: 2px solid rgba(31, 103, 178, 0.18);
  border-radius: 999px;
  pointer-events: none;
}

.home-hero::before {
  left: -5rem;
  top: 2rem;
  width: 13rem;
  height: 13rem;
  background: rgba(223, 244, 255, 0.62);
}

.home-hero::after {
  right: -5rem;
  top: 1rem;
  width: 14rem;
  height: 14rem;
  background: rgba(255, 247, 179, 0.68);
}

.home-hero__copy,
.home-hero__visual {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.home-hero__copy {
  max-width: 34rem;
}

.hero-kicker {
  width: fit-content;
  margin: 0 0 var(--space-xs);
  padding: 0.16rem 0.72rem;
  border: 2px solid var(--lp-blue);
  border-radius: 999px;
  background: #fff;
  color: var(--lp-blue);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1.5;
}

.home-lp .hero h1 {
  color: var(--lp-ink);
  font-size: clamp(2.35rem, 6vw, 4.25rem);
  font-weight: 800;
  line-height: 1.04;
}

.home-lp .tagline {
  color: var(--lp-ink);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 800;
  line-height: 1.45;
}

.home-lp .tagline-en {
  color: rgba(23, 51, 107, 0.68);
  font-size: 0.95rem;
  font-weight: 700;
}

.home-lp .lead {
  max-width: 34rem;
  margin: 0;
  color: rgba(23, 51, 107, 0.82);
  font-weight: 600;
}

.home-hero__visual {
  margin: 0;
}

.home-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid rgba(31, 103, 178, 0.18);
  border-radius: 18px;
  box-shadow: 0 1.5rem 3rem rgba(23, 51, 107, 0.14);
}

.home-lp .btn {
  border: 2px solid var(--lp-blue);
  border-radius: 999px;
  background: var(--lp-yellow);
  color: var(--lp-ink);
  box-shadow: 0.35rem 0.35rem 0 var(--lp-blue);
}

.home-lp .btn:hover,
.home-lp .btn:focus-visible {
  background: #fff36e;
  color: var(--lp-ink);
  transform: translate(0.08rem, 0.08rem);
  box-shadow: 0.24rem 0.24rem 0 var(--lp-blue);
}

.home-section,
.home-lp .products {
  position: relative;
  margin-top: var(--space-xl);
  padding: var(--space-lg) 0;
  isolation: isolate;
}

.home-section::before,
.home-lp .products::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  z-index: -1;
  width: 100vw;
  height: 100%;
  background: rgba(255, 255, 255, 0.78);
  transform: translateX(-50%);
}

.home-section[data-section-label]::after {
  content: attr(data-section-label);
  position: absolute;
  left: 50%;
  top: 0.2rem;
  z-index: -1;
  color: rgba(31, 103, 178, 0.07);
  font-size: clamp(4rem, 16vw, 9rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1;
  transform: translateX(-50%);
  white-space: nowrap;
  pointer-events: none;
}

.home-section--why::before,
.home-section--products::before {
  background:
    linear-gradient(135deg, rgba(255, 230, 77, 0.94), rgba(255, 247, 179, 0.92)),
    #ffe64d;
}

.home-section--why::after,
.home-section--products::after {
  color: rgba(255, 255, 255, 0.38);
}

.home-lp .section-heading {
  color: var(--lp-ink);
  font-size: clamp(1.55rem, 4vw, 2.55rem);
  font-weight: 800;
  line-height: 1.28;
  text-align: center;
}

.home-lp .section-heading::after {
  content: "";
  display: block;
  width: 5rem;
  height: 0.35rem;
  margin: var(--space-sm) auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--lp-cyan), var(--lp-yellow));
}

.home-lp .prose {
  max-width: 48rem;
  margin: var(--space-md) auto 0;
  color: rgba(23, 51, 107, 0.82);
  font-weight: 600;
}

.home-lp .concept-grid {
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.home-lp .concept-item {
  min-height: 12rem;
  padding: 1.5rem;
  border: 2px solid rgba(31, 103, 178, 0.16);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.35rem 0.35rem 0 rgba(31, 103, 178, 0.12);
}

.home-lp .concept-item h3 {
  color: var(--lp-blue);
  font-size: 1.15rem;
  font-weight: 800;
}

.home-lp .concept-item p {
  color: rgba(23, 51, 107, 0.78);
  font-weight: 600;
}

.home-lp .product-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-md);
  align-items: center;
  max-width: 52rem;
  margin: var(--space-lg) auto 0;
  padding: 1.35rem;
  border: 3px solid var(--lp-blue);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.5rem 0.5rem 0 rgba(255, 230, 77, 0.95);
}

.product-card__visual {
  display: block;
  width: 5rem;
  height: 5rem;
  padding: 0.35rem;
  border: 2px solid var(--lp-blue);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0.24rem 0.24rem 0 var(--lp-yellow);
}

.product-card__visual img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  object-fit: cover;
}

.home-lp .product-card__name {
  color: var(--lp-ink);
  font-size: 1.25rem;
  font-weight: 800;
}

.home-lp .product-card__desc {
  color: rgba(23, 51, 107, 0.76);
  font-weight: 600;
  line-height: 1.75;
}

.home-lp .cta {
  position: relative;
  margin-top: var(--space-xl);
  padding: var(--space-lg) var(--space-md);
  border: 3px solid var(--lp-blue);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.55rem 0.55rem 0 var(--lp-yellow);
}

/* App page — breadcrumb */
.breadcrumb {
  margin: 0 0 var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--color-accent);
}

/* Button */
.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background: var(--color-accent);
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

.btn:hover,
.btn:focus-visible {
  background: var(--color-accent-hover);
  color: #fff;
}

/* App LP — hero actions */
.hero-actions {
  margin: var(--space-md) 0 0;
}

/* App LP — sections */
.lp-section {
  margin-top: var(--space-lg);
}

/* App LP — emphasis quote */
.prose blockquote {
  margin: var(--space-md) 0 0;
  padding: var(--space-sm) var(--space-md);
  border-left: 3px solid var(--color-accent);
  background: var(--color-surface);
  border-radius: 0 8px 8px 0;
  font-weight: 600;
  color: var(--color-text);
}

/* App LP — steps */
.steps {
  list-style: none;
  counter-reset: step;
  margin: var(--space-sm) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-sm);
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: var(--space-md) var(--space-md) var(--space-md) 3.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: var(--space-md);
  top: var(--space-md);
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 999px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps strong {
  display: block;
}

.steps p {
  margin: 0.25rem 0 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* App LP — FAQ */
.faq {
  margin-top: var(--space-sm);
  display: grid;
  gap: var(--space-sm);
}

.faq details {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

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

.faq details[open] summary {
  margin-bottom: 0.5rem;
}

.faq p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Kasaneru app LP refresh */
.kasaneru-lp {
  --lp-blue: #1f67b2;
  --lp-cyan: #39b9e8;
  --lp-yellow: #ffe64d;
  --lp-yellow-soft: #fff7b3;
  --lp-blue-soft: #dff4ff;
  --lp-ink: #17336b;
  --lp-cloud: #f7fcff;
  color: var(--lp-ink);
  background:
    linear-gradient(90deg, rgba(57, 185, 232, 0.18) 0 50%, rgba(255, 230, 77, 0.22) 50% 100%),
    #fff;
  overflow-x: clip;
}

.kasaneru-lp .site-footer {
  border-color: rgba(31, 103, 178, 0.16);
  background: rgba(255, 255, 255, 0.92);
}

.kasaneru-lp .site-footer__inner,
.kasaneru-lp .app-lp {
  max-width: 72rem;
}

.app-lp {
  padding-top: var(--space-xs);
}

.kasaneru-lp .breadcrumb {
  color: rgba(23, 51, 107, 0.72);
}

.app-hero {
  position: relative;
  display: grid;
  gap: var(--space-lg);
  align-items: center;
  margin: 0 calc(var(--space-md) * -1);
  padding: var(--space-md) var(--space-md) var(--space-xl);
  overflow: hidden;
  text-align: left;
}

.app-hero::before,
.app-hero::after {
  content: "";
  position: absolute;
  border: 2px solid rgba(31, 103, 178, 0.22);
  border-radius: 999px;
  pointer-events: none;
}

.app-hero::before {
  width: 12rem;
  height: 12rem;
  left: -5rem;
  top: 3rem;
  background: rgba(223, 244, 255, 0.62);
}

.app-hero::after {
  width: 15rem;
  height: 15rem;
  right: -6rem;
  top: 1rem;
  background: rgba(255, 247, 179, 0.7);
}

.app-hero__copy,
.app-hero__visual {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.app-hero__copy {
  max-width: 32rem;
}

.kasaneru-lp .hero h1 {
  color: var(--lp-ink);
  font-size: clamp(2.35rem, 6vw, 4rem);
  line-height: 1.05;
}

.kasaneru-lp .tagline {
  margin-bottom: var(--space-sm);
  color: var(--lp-ink);
  font-size: clamp(1.35rem, 3.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.45;
}

.kasaneru-lp .lead {
  margin: 0;
  color: rgba(23, 51, 107, 0.82);
  font-weight: 600;
}

.app-hero__visual {
  margin: 0;
}

.app-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid rgba(31, 103, 178, 0.18);
  border-radius: 18px;
  box-shadow: 0 1.5rem 3rem rgba(23, 51, 107, 0.14);
}

.kasaneru-lp .btn {
  border: 2px solid var(--lp-blue);
  border-radius: 999px;
  background: var(--lp-yellow);
  color: var(--lp-ink);
  box-shadow: 0.35rem 0.35rem 0 var(--lp-blue);
}

.kasaneru-lp .btn:hover,
.kasaneru-lp .btn:focus-visible {
  background: #fff36e;
  color: var(--lp-ink);
  transform: translate(0.08rem, 0.08rem);
  box-shadow: 0.24rem 0.24rem 0 var(--lp-blue);
}

.kasaneru-lp .lp-section {
  position: relative;
  margin-top: var(--space-xl);
  padding: var(--space-lg) 0;
  isolation: isolate;
}

.kasaneru-lp .lp-section::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  z-index: -1;
  width: 100vw;
  height: 100%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.74);
}

.kasaneru-lp .lp-section--problem::before {
  background:
    radial-gradient(circle at 14% 16%, rgba(57, 185, 232, 0.2), transparent 26rem),
    #fff;
}

.problem-board {
  position: relative;
  display: grid;
  min-height: 28rem;
  max-width: 62rem;
  margin: var(--space-lg) auto 0;
  padding: var(--space-md);
  border: 2px solid rgba(31, 103, 178, 0.14);
  border-radius: 22px;
  background:
    radial-gradient(circle at 14% 18%, rgba(255, 230, 77, 0.28), transparent 7rem),
    radial-gradient(circle at 86% 26%, rgba(57, 185, 232, 0.18), transparent 8rem),
    #fff;
  overflow: hidden;
}

.problem-board::before,
.problem-board::after {
  content: "";
  position: absolute;
  border: 2px solid rgba(31, 103, 178, 0.14);
  border-radius: 55% 45% 52% 48% / 49% 55% 45% 51%;
  background: rgba(255, 255, 255, 0.72);
  pointer-events: none;
}

.problem-board::before {
  left: -2rem;
  top: 2rem;
  width: 12rem;
  height: 8rem;
  transform: rotate(-10deg);
}

.problem-board::after {
  right: -2rem;
  bottom: 2.5rem;
  width: 12rem;
  height: 8rem;
  transform: rotate(9deg);
}

.problem-people {
  position: absolute;
  left: 50%;
  bottom: 2rem;
  z-index: 1;
  width: min(20rem, 76%);
  height: 15rem;
  transform: translateX(-50%);
}

.problem-person {
  position: absolute;
  bottom: 0;
  width: 7.5rem;
  height: 11.5rem;
}

.problem-person::before {
  content: "";
  position: absolute;
  left: 2.4rem;
  top: 0;
  width: 2.8rem;
  height: 2.8rem;
  border: 3px solid var(--lp-blue);
  border-radius: 50%;
  background: #fff;
}

.problem-person::after {
  content: "";
  position: absolute;
  left: 1.3rem;
  top: 3rem;
  width: 5.3rem;
  height: 7.8rem;
  border: 3px solid var(--lp-blue);
  border-radius: 46% 54% 15% 15% / 22% 22% 14% 14%;
  background: #fff;
}

.problem-person--left {
  left: 2.25rem;
}

.problem-person--left::before {
  background:
    linear-gradient(135deg, var(--lp-yellow) 0 45%, #fff 45%);
}

.problem-person--left::after {
  box-shadow: inset 0 -3.4rem 0 var(--lp-yellow);
  transform: rotate(-4deg);
}

.problem-person--right {
  right: 2.25rem;
}

.problem-person--right::before {
  background:
    linear-gradient(225deg, var(--lp-yellow) 0 42%, #fff 42%);
}

.problem-person--right::after {
  box-shadow: inset 0 -3.8rem 0 var(--lp-blue-soft);
  transform: rotate(4deg);
}

.problem-bubbles {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.problem-bubbles li {
  position: relative;
  min-height: 7.5rem;
  margin: 0;
  padding: 1.15rem 1.25rem;
  border: 3px solid var(--lp-blue);
  border-radius: 32px;
  background: #fff;
  color: var(--lp-ink);
  font-weight: 800;
  line-height: 1.55;
  box-shadow: 0.3rem 0.3rem 0 rgba(255, 230, 77, 0.88);
}

.problem-bubbles li::before {
  content: "";
  position: absolute;
  width: 1rem;
  height: 1rem;
  border-right: 3px solid var(--lp-blue);
  border-bottom: 3px solid var(--lp-blue);
  background: #fff;
  transform: rotate(45deg);
}

.problem-bubbles li:nth-child(1) {
  align-self: start;
  margin-right: 1.5rem;
}

.problem-bubbles li:nth-child(1)::before {
  right: 1.7rem;
  bottom: -0.64rem;
}

.problem-bubbles li:nth-child(2) {
  align-self: start;
  margin-left: 1.5rem;
}

.problem-bubbles li:nth-child(2)::before {
  left: 1.7rem;
  bottom: -0.64rem;
}

.problem-bubbles li:nth-child(3) {
  align-self: end;
  margin-top: 8rem;
  margin-right: 1.5rem;
}

.problem-bubbles li:nth-child(3)::before {
  right: 1.7rem;
  top: -0.64rem;
  transform: rotate(225deg);
}

.problem-bubbles li:nth-child(4) {
  align-self: end;
  margin-top: 8rem;
  margin-left: 1.5rem;
}

.problem-bubbles li:nth-child(4)::before {
  left: 1.7rem;
  top: -0.64rem;
  transform: rotate(225deg);
}

.kasaneru-lp .lp-section--answer::before,
.kasaneru-lp .lp-section--points::before {
  background:
    linear-gradient(90deg, rgba(223, 244, 255, 0.72), rgba(255, 247, 179, 0.72)),
    #fff;
}

.kasaneru-lp .lp-section[data-section-label]::after {
  content: attr(data-section-label);
  position: absolute;
  left: 50%;
  top: 0.2rem;
  z-index: -1;
  color: rgba(31, 103, 178, 0.07);
  font-size: clamp(4rem, 16vw, 9rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1;
  transform: translateX(-50%);
  white-space: nowrap;
  pointer-events: none;
}

.kasaneru-lp .lp-section--features::before,
.kasaneru-lp .lp-section--steps::before {
  background:
    linear-gradient(135deg, rgba(255, 230, 77, 0.94), rgba(255, 247, 179, 0.92)),
    #ffe64d;
}

.kasaneru-lp .lp-section--features::after,
.kasaneru-lp .lp-section--steps::after {
  color: rgba(255, 255, 255, 0.38);
}

.kasaneru-lp .lp-section--faq::before {
  background:
    linear-gradient(180deg, #fff, rgba(223, 244, 255, 0.58)),
    #fff;
}

.kasaneru-lp .section-heading {
  color: var(--lp-ink);
  font-size: clamp(1.65rem, 4vw, 2.7rem);
  font-weight: 800;
  line-height: 1.28;
  text-align: center;
}

.kasaneru-lp .section-heading::after {
  content: "";
  display: block;
  width: 5rem;
  height: 0.35rem;
  margin: var(--space-sm) auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--lp-cyan), var(--lp-yellow));
}

.kasaneru-lp .prose {
  max-width: 48rem;
  margin: var(--space-md) auto 0;
  color: rgba(23, 51, 107, 0.82);
  font-weight: 600;
}

.kasaneru-lp .prose ul {
  display: grid;
  gap: 0.65rem;
  padding: 0;
  list-style: none;
}

.kasaneru-lp .prose li {
  position: relative;
  margin: 0;
  padding: 0.9rem 1rem 0.9rem 3rem;
  border: 2px solid rgba(31, 103, 178, 0.18);
  border-radius: 10px;
  background: #fff;
}

.kasaneru-lp .prose li::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 1.1rem;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--lp-blue);
  border-radius: 50%;
  background: var(--lp-yellow);
}

.kasaneru-lp .prose blockquote {
  border: 2px solid var(--lp-blue);
  border-left-width: 8px;
  background: #fff;
  box-shadow: 0.35rem 0.35rem 0 rgba(255, 230, 77, 0.85);
  color: var(--lp-ink);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  max-width: 58rem;
  margin: var(--space-lg) auto 0;
}

.feature-card {
  position: relative;
  min-height: 15.5rem;
  padding: 1.45rem 1.45rem 1.35rem;
  border: 2px solid rgba(31, 103, 178, 0.2);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.45rem 0.45rem 0 rgba(31, 103, 178, 0.12);
}

.feature-card__no {
  display: block;
  color: var(--lp-blue);
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1;
}

.feature-card__icon {
  position: absolute;
  right: 1.15rem;
  top: 1rem;
  width: 4.3rem;
  height: 4.3rem;
  border: 3px solid var(--lp-blue);
  border-radius: 18px;
  background: var(--lp-blue-soft);
  box-shadow: 0.24rem 0.24rem 0 var(--lp-yellow);
}

.feature-card__icon::before,
.feature-card__icon::after {
  content: "";
  position: absolute;
  display: block;
}

.feature-card__icon--note::before {
  left: 1.1rem;
  top: 0.8rem;
  width: 1.75rem;
  height: 2.45rem;
  border: 2px solid var(--lp-blue);
  border-radius: 6px;
  background: #fff;
}

.feature-card__icon--note::after {
  left: 1.44rem;
  top: 1.35rem;
  width: 1rem;
  height: 0.18rem;
  border-radius: 99px;
  background: rgba(31, 103, 178, 0.45);
  box-shadow: 0 0.55rem 0 rgba(31, 103, 178, 0.45), 0 1.1rem 0 rgba(31, 103, 178, 0.45);
}

.feature-card__icon--db::before {
  left: 0.78rem;
  top: 0.78rem;
  width: 2.4rem;
  height: 0.74rem;
  border: 2px solid var(--lp-blue);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0.8rem 0 -0.1rem #fff, 0 0.8rem 0 0.04rem var(--lp-blue), 0 1.6rem 0 -0.1rem #fff, 0 1.6rem 0 0.04rem var(--lp-blue);
}

.feature-card__icon--category::before {
  left: 0.72rem;
  top: 0.78rem;
  width: 1.2rem;
  height: 1.2rem;
  border: 2px solid var(--lp-blue);
  border-radius: 6px;
  background: var(--lp-yellow);
  box-shadow: 1.55rem 0 0 #fff, 0 1.55rem 0 #fff, 1.55rem 1.55rem 0 var(--lp-yellow);
}

.feature-card__icon--notion::before {
  left: 0.9rem;
  top: 0.9rem;
  width: 2.45rem;
  height: 2.45rem;
  border: 3px solid var(--lp-blue);
  border-radius: 10px;
  background: #fff;
}

.feature-card__icon--notion::after {
  content: "N";
  left: 1.43rem;
  top: 1.18rem;
  color: var(--lp-blue);
  font-size: 1.45rem;
  font-weight: 900;
}

.feature-card h3 {
  max-width: calc(100% - 5.2rem);
  margin: 0.7rem 0 0.85rem;
  color: var(--lp-ink);
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.35;
}

.feature-card p {
  margin: 0;
  color: rgba(23, 51, 107, 0.78);
  font-weight: 600;
  line-height: 1.75;
}

.feature-card p strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--lp-blue);
}

.kasaneru-lp .concept-grid {
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.kasaneru-lp .concept-item {
  position: relative;
  isolation: isolate;
  min-height: 18.5rem;
  padding: var(--space-md);
  border: 0;
  border-radius: 22px;
  background:
    radial-gradient(circle at 16% 18%, rgba(57, 185, 232, 0.22), transparent 5.5rem),
    radial-gradient(circle at 86% 18%, rgba(255, 230, 77, 0.32), transparent 5.2rem),
    #fff;
  text-align: center;
  box-shadow: 0 1rem 2rem rgba(23, 51, 107, 0.08);
}

.kasaneru-lp .concept-item::before {
  content: "";
  position: absolute;
  inset: 1rem 0.9rem auto;
  z-index: -1;
  height: 8.6rem;
  border: 2px solid rgba(31, 103, 178, 0.14);
  border-radius: 58% 42% 49% 51% / 48% 54% 46% 52%;
  background: rgba(255, 255, 255, 0.86);
  transform: rotate(-2deg);
}

.kasaneru-lp .concept-item:nth-child(2)::before {
  border-radius: 47% 53% 55% 45% / 54% 45% 55% 46%;
  transform: rotate(1.5deg);
}

.kasaneru-lp .concept-item:nth-child(3)::before {
  border-radius: 54% 46% 42% 58% / 45% 56% 44% 55%;
  transform: rotate(2deg);
}

.kasaneru-lp .ai-grid {
  align-items: stretch;
}

.kasaneru-lp .ai-grid .concept-item {
  display: flex;
  min-height: 17rem;
  padding: 2rem 1.7rem 1.7rem;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  border: 2px solid rgba(31, 103, 178, 0.16);
  background:
    linear-gradient(180deg, rgba(223, 244, 255, 0.7), rgba(255, 255, 255, 0) 48%),
    #fff;
}

.kasaneru-lp .ai-grid .concept-item::before {
  display: none;
}

.ai-card__icon {
  position: relative;
  width: 5.75rem;
  height: 5.75rem;
  margin: 0 auto 1rem;
  border: 3px solid var(--lp-blue);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0.34rem 0.34rem 0 var(--lp-yellow);
}

.ai-card__icon::before,
.ai-card__icon::after,
.ai-card__icon span,
.ai-card__icon span::before,
.ai-card__icon span::after {
  content: "";
  position: absolute;
  display: block;
}

.ai-card__icon--ask::before {
  left: 1.15rem;
  top: 1.2rem;
  width: 3.25rem;
  height: 2.2rem;
  border: 3px solid var(--lp-blue);
  border-radius: 1.1rem;
  background: var(--lp-blue-soft);
}

.ai-card__icon--ask::after {
  left: 2.1rem;
  top: 3.15rem;
  border-width: 0.55rem 0.52rem 0 0;
  border-style: solid;
  border-color: var(--lp-blue) transparent transparent transparent;
  transform: rotate(18deg);
}

.ai-card__icon--ask span {
  left: 2.5rem;
  top: 1.72rem;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  background: var(--lp-blue);
  box-shadow: -0.9rem 0 0 var(--lp-blue), 0.9rem 0 0 var(--lp-blue);
}

.ai-card__icon--write::before {
  left: 1.15rem;
  top: 0.95rem;
  width: 3rem;
  height: 3.65rem;
  border: 3px solid var(--lp-blue);
  border-radius: 10px;
  background: #fff;
}

.ai-card__icon--write::after {
  left: 1.72rem;
  top: 1.68rem;
  width: 1.9rem;
  height: 0.22rem;
  border-radius: 99px;
  background: rgba(31, 103, 178, 0.42);
  box-shadow: 0 0.72rem 0 rgba(31, 103, 178, 0.42), 0 1.44rem 0 rgba(31, 103, 178, 0.42);
}

.ai-card__icon--write span {
  right: 0.8rem;
  bottom: 0.78rem;
  width: 2.35rem;
  height: 0.55rem;
  border: 2px solid var(--lp-blue);
  border-radius: 99px;
  background: var(--lp-yellow);
  transform: rotate(-38deg);
}

.ai-card__icon--summary::before {
  left: 1rem;
  top: 1.05rem;
  width: 3.55rem;
  height: 3.65rem;
  border: 3px solid var(--lp-blue);
  border-radius: 12px;
  background: #fff;
}

.ai-card__icon--summary::after {
  left: 1.52rem;
  top: 1.75rem;
  width: 1.45rem;
  height: 0.34rem;
  border-radius: 99px;
  background: var(--lp-yellow);
  box-shadow: 0 0.92rem 0 var(--lp-yellow), 0 1.84rem 0 var(--lp-yellow);
}

.ai-card__icon--summary span {
  right: 0.7rem;
  top: 0.78rem;
  width: 2.1rem;
  height: 2.1rem;
  border: 3px solid var(--lp-blue);
  border-radius: 50%;
  background: var(--lp-blue-soft);
}

.ai-card__icon--summary span::before {
  left: 0.38rem;
  top: 0.58rem;
  width: 0.38rem;
  height: 0.76rem;
  border-radius: 99px;
  background: var(--lp-blue);
  box-shadow: 0.48rem -0.34rem 0 var(--lp-blue), 0.96rem -0.72rem 0 var(--lp-blue);
}

.concept-visual {
  position: relative;
  width: min(100%, 13rem);
  height: 8.8rem;
  margin: 0 auto 0.55rem;
}

.concept-visual::before,
.concept-visual::after,
.concept-visual span {
  position: absolute;
  display: block;
}

.concept-visual::before {
  content: "";
  left: 50%;
  bottom: 0.6rem;
  width: 6.7rem;
  height: 0.5rem;
  border-radius: 50%;
  background: rgba(31, 103, 178, 0.1);
  transform: translateX(-50%);
}

.concept-visual--write .concept-visual__phone {
  left: 3.1rem;
  top: 1.3rem;
  width: 3.4rem;
  height: 5.6rem;
  border: 3px solid var(--lp-blue);
  border-radius: 12px;
  background:
    linear-gradient(#fff 0 0) padding-box,
    linear-gradient(135deg, var(--lp-yellow), var(--lp-blue-soft)) border-box;
  box-shadow: 0.32rem 0.32rem 0 var(--lp-yellow);
}

.concept-visual--write .concept-visual__phone::before {
  content: "";
  position: absolute;
  left: 0.72rem;
  top: 0.85rem;
  width: 1.55rem;
  height: 2.15rem;
  background: var(--lp-yellow);
  border: 2px solid rgba(31, 103, 178, 0.24);
}

.concept-visual--write .concept-visual__note {
  right: 2.4rem;
  top: 1.9rem;
  width: 3.7rem;
  height: 3rem;
  border: 2px solid var(--lp-blue);
  border-radius: 8px;
  background: #fff;
  transform: rotate(8deg);
}

.concept-visual--write .concept-visual__note::before,
.concept-visual--write .concept-visual__note::after {
  content: "";
  position: absolute;
  left: 0.65rem;
  height: 2px;
  border-radius: 99px;
  background: rgba(31, 103, 178, 0.42);
}

.concept-visual--write .concept-visual__note::before {
  top: 0.85rem;
  width: 2.1rem;
}

.concept-visual--write .concept-visual__note::after {
  top: 1.45rem;
  width: 1.55rem;
}

.concept-visual--sort {
  display: grid;
  grid-template-columns: repeat(3, 2.4rem);
  grid-auto-rows: 2.4rem;
  gap: 0.45rem;
  align-content: center;
  justify-content: center;
}

.concept-visual--sort span {
  position: static;
  border: 2px solid var(--lp-blue);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.22rem 0.22rem 0 rgba(31, 103, 178, 0.12);
}

.concept-visual--sort span:nth-child(1),
.concept-visual--sort span:nth-child(5) {
  background: var(--lp-yellow);
}

.concept-visual--sort span:nth-child(2),
.concept-visual--sort span:nth-child(6) {
  background: var(--lp-blue-soft);
}

.concept-visual--sort span:nth-child(3) {
  transform: translateY(0.45rem);
}

.concept-visual--sort span:nth-child(4) {
  transform: translateY(-0.25rem);
}

.concept-visual--save .concept-visual__book {
  left: 3rem;
  top: 2rem;
  width: 7rem;
  height: 4.8rem;
  border: 3px solid var(--lp-blue);
  border-radius: 8px 8px 14px 14px;
  background:
    linear-gradient(90deg, transparent 49%, rgba(31, 103, 178, 0.35) 49% 51%, transparent 51%),
    #fff;
  box-shadow: 0.35rem 0.35rem 0 var(--lp-yellow);
}

.concept-visual--save .concept-visual__book::before,
.concept-visual--save .concept-visual__book::after {
  content: "";
  position: absolute;
  top: 0.8rem;
  width: 2rem;
  height: 0.22rem;
  border-radius: 999px;
  background: rgba(31, 103, 178, 0.32);
}

.concept-visual--save .concept-visual__book::before {
  left: 0.75rem;
}

.concept-visual--save .concept-visual__book::after {
  right: 0.75rem;
}

.concept-visual--save .concept-visual__badge {
  right: 2.15rem;
  top: 0.9rem;
  width: 2.65rem;
  height: 2.65rem;
  padding: 0.16rem;
  border: 2px solid var(--lp-blue);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0.18rem 0.18rem 0 #fff;
}

.concept-visual--save .concept-visual__badge img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.concept-label {
  width: fit-content;
  margin: 0 auto 0.35rem;
  padding: 0.12rem 0.72rem;
  border: 2px solid var(--lp-blue);
  border-radius: 999px;
  background: var(--lp-yellow);
  color: var(--lp-blue);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.5;
}

.kasaneru-lp .concept-item h3 {
  margin: 0 0 0.35rem;
  color: var(--lp-blue);
  font-size: 1.2rem;
  font-weight: 800;
}

.kasaneru-lp .concept-item p {
  color: rgba(23, 51, 107, 0.78);
}

.kasaneru-lp .steps {
  max-width: 54rem;
  margin: var(--space-lg) auto 0;
}

.kasaneru-lp .steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 1rem;
  align-items: center;
  border: 2px solid rgba(31, 103, 178, 0.24);
  border-radius: 16px;
  background: #fff;
}

.kasaneru-lp .steps li::before {
  background: var(--lp-yellow);
  color: var(--lp-blue);
  border: 2px solid var(--lp-blue);
}

.kasaneru-lp .lp-section--steps .steps {
  display: grid;
  gap: 1rem;
}

.kasaneru-lp .lp-section--steps .steps li {
  min-height: 7.5rem;
  padding: 1.15rem 1.25rem 1.15rem 5.8rem;
  border-radius: 999px 16px 16px 999px;
  box-shadow: 0.35rem 0.35rem 0 rgba(31, 103, 178, 0.12);
}

.kasaneru-lp .lp-section--steps .steps li::before {
  left: 1.1rem;
  top: 50%;
  width: 3.35rem;
  height: 3.35rem;
  background: #fff;
  font-size: 1.1rem;
  transform: translateY(-50%);
}

.kasaneru-lp .lp-section--steps .steps strong,
.kasaneru-lp .lp-section--steps .steps p {
  grid-column: 2;
}

.kasaneru-lp .lp-section--steps .steps strong {
  color: var(--lp-ink);
  font-size: 1.15rem;
  font-weight: 800;
}

.step-icon {
  position: absolute;
  left: 2.2rem;
  top: 50%;
  z-index: 1;
  width: 1.2rem;
  height: 1.2rem;
  transform: translateY(-50%);
}

.step-icon::before,
.step-icon::after {
  content: "";
  position: absolute;
  display: block;
}

.step-icon--connect::before {
  left: 0.12rem;
  top: 0.25rem;
  width: 0.95rem;
  height: 0.7rem;
  border: 2px solid var(--lp-blue);
  border-radius: 5px;
}

.step-icon--connect::after {
  left: 0.45rem;
  top: 0.05rem;
  width: 0.28rem;
  height: 0.32rem;
  border-left: 2px solid var(--lp-blue);
  border-right: 2px solid var(--lp-blue);
}

.step-icon--write::before {
  left: 0.1rem;
  top: 0.56rem;
  width: 1.2rem;
  height: 0.32rem;
  border: 2px solid var(--lp-blue);
  border-radius: 99px;
  background: var(--lp-yellow);
  transform: rotate(-34deg);
}

.step-icon--done::before {
  left: 0.1rem;
  top: 0.2rem;
  width: 0.86rem;
  height: 0.52rem;
  border-left: 4px solid var(--lp-blue);
  border-bottom: 4px solid var(--lp-blue);
  transform: rotate(-45deg);
}

.kasaneru-lp .faq {
  max-width: 48rem;
  margin: var(--space-lg) auto 0;
}

.kasaneru-lp .faq details {
  border: 2px solid rgba(31, 103, 178, 0.18);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.18rem 0.18rem 0 rgba(255, 230, 77, 0.8);
}

.kasaneru-lp .cta {
  position: relative;
  margin-top: var(--space-xl);
  padding: var(--space-lg) var(--space-md);
  border: 3px solid var(--lp-blue);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0.55rem 0.55rem 0 var(--lp-yellow);
}

.cta__kicker {
  margin: 0 0 var(--space-md);
  color: var(--lp-ink);
  font-size: clamp(1.25rem, 3vw, 1.85rem);
  font-weight: 800;
}

@media (min-width: 760px) {
  .home-hero {
    grid-template-columns: minmax(18rem, 0.74fr) minmax(24rem, 1.26fr);
    padding-top: var(--space-lg);
  }

  .app-hero {
    grid-template-columns: minmax(18rem, 0.74fr) minmax(24rem, 1.26fr);
    padding-top: var(--space-lg);
  }
}

@media (max-width: 759px) {
  .home-hero {
    text-align: center;
  }

  .home-hero__visual {
    order: -1;
  }

  .home-hero__copy {
    margin-top: var(--space-sm);
  }

  .home-hero__copy,
  .home-lp .lead,
  .hero-kicker {
    margin-inline: auto;
  }

  .home-hero__visual img {
    border-radius: 14px;
  }

  .home-lp .product-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .product-card__visual {
    margin: 0 auto;
  }

  .app-hero {
    text-align: center;
  }

  .app-hero__visual {
    order: -1;
  }

  .app-hero__copy {
    margin-top: var(--space-sm);
  }

  .app-hero__copy,
  .kasaneru-lp .lead {
    margin-inline: auto;
  }

  .app-hero__visual img {
    border-radius: 14px;
  }

  .problem-board {
    min-height: 0;
    padding: var(--space-md);
  }

  .problem-people {
    position: relative;
    left: auto;
    bottom: auto;
    order: 1;
    width: 100%;
    height: 12rem;
    margin: 0 auto var(--space-md);
    transform: none;
  }

  .problem-person {
    width: 6rem;
    height: 9.5rem;
  }

  .problem-person--left {
    left: calc(50% - 6.2rem);
  }

  .problem-person--right {
    right: calc(50% - 6.2rem);
  }

  .problem-person::before {
    left: 1.9rem;
    width: 2.35rem;
    height: 2.35rem;
  }

  .problem-person::after {
    left: 1rem;
    top: 2.55rem;
    width: 4.35rem;
    height: 6.4rem;
  }

  .problem-bubbles {
    order: 2;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .problem-bubbles li,
  .problem-bubbles li:nth-child(n) {
    min-height: auto;
    margin: 0;
  }

  .problem-bubbles li::before {
    display: none;
  }

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

  .feature-card {
    min-height: 0;
  }

  .feature-card h3 {
    max-width: calc(100% - 4.8rem);
  }

  .kasaneru-lp .lp-section--steps .steps li {
    border-radius: 28px;
  }
}