/* =========================================================
   DFConnect LP — Opus 4.6 調整版
   ========================================================= */

:root {
  --color-navy: #071936;
  --color-blue: #0052b5;
  --color-blue-2: #0a74da;
  --color-blue-3: #eaf5ff;
  --color-sky: #f5fbff;
  --color-white: #ffffff;
  --color-text: #10233f;
  --color-muted: #64758c;
  --color-line: #d6e3f2;
  --shadow-soft: 0 18px 50px rgba(7, 25, 54, 0.12);
  --shadow-card: 0 10px 28px rgba(7, 25, 54, 0.09);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --container: 1120px;
  --header-height: 72px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  color: var(--color-text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  line-height: 1.75;
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; vertical-align: middle; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section { padding: 72px 0; }

.skip-link {
  position: fixed; left: 16px; top: 16px; z-index: 9999;
  translate: 0 -140%; padding: 10px 16px; border-radius: 999px;
  color: var(--color-white); background: var(--color-blue); transition: translate .2s ease;
}
.skip-link:focus { translate: 0; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0;
}

/* ── Header ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-height);
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(214,227,242,.9);
  backdrop-filter: blur(16px);
}
.site-header.is-scrolled { box-shadow: 0 8px 24px rgba(7,25,54,.08); }

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  line-height: 1.2;
}
.brand-main {
  color: var(--color-navy);
  font-size: 24px;
  font-weight: 900;
  letter-spacing: .01em;
}
.brand-sub {
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 700;
}

.header-actions { display: inline-flex; align-items: center; gap: 10px; }

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy);
}
.site-nav a:not(.button) {
  position: relative;
  padding: 8px 0;
}
.site-nav a:not(.button)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--color-blue);
  transition: transform .2s ease;
}
.site-nav a:not(.button):hover::after,
.site-nav a:not(.button):focus-visible::after { transform: scaleX(1); }

.menu-button {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--color-line); border-radius: 12px; background: var(--color-white);
}
.menu-button span:not(.sr-only) {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: var(--color-navy);
  transition: transform .2s ease, opacity .2s ease;
}
.menu-button.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-button.is-open span:nth-child(2) { opacity: 0; }
.menu-button.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Buttons ── */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover, .button:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.button-primary {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-blue-2), var(--color-blue));
  box-shadow: 0 10px 22px rgba(0,82,181,.25);
}
.button-small {
  min-height: 42px;
  padding-inline: 16px;
  font-size: 13px;
  border-radius: 7px;
}

.button-ghost {
  background: var(--color-white);
  border-color: var(--color-line);
  color: var(--color-navy);
}

/* ── Typography ── */
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--color-navy); line-height: 1.22; letter-spacing: -.02em; }
h1 { margin-bottom: 20px; font-size: clamp(30px, 3.6vw, 48px); font-weight: 900; }
h2 { margin-bottom: 18px; font-size: clamp(24px, 2.8vw, 36px); font-weight: 900; }
h3 { margin-bottom: 10px; font-size: 18px; font-weight: 900; }

.section-heading {
  max-width: 780px;
  margin: 0 auto 34px;
  text-align: center;
}
.section-heading h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 14px;
  margin-bottom: 8px;
}
.section-heading h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 54px;
  height: 3px;
  border-radius: 999px;
  transform: translateX(-50%);
  background: var(--color-blue);
}
.section-heading p {
  color: var(--color-muted);
  font-weight: 700;
}

.section-heading h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

/* ── Hero ── */
.hero {
  position: relative;
  padding: 56px 0 64px;
  overflow: hidden;
  background: var(--color-sky);
  border-bottom: 1px solid var(--color-line);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.98) 0%, rgba(255,255,255,.94) 40%, rgba(255,255,255,.80) 100%);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr minmax(380px, 480px);
  align-items: start;
  gap: 48px;
}

.hero-copy { z-index: 2; padding-top: 16px; }

.hero-kicker {
  display: inline-block;
  margin-bottom: 10px;
  color: #1a5e9f;
  font-weight: 800;
  letter-spacing: .03em;
}

.hero-lead {
  max-width: 560px;
  margin-bottom: 12px;
  color: #15355e;
  font-size: clamp(16px, 1.6vw, 19px);
  font-weight: 700;
  line-height: 1.8;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}
.chip {
  padding: 8px 16px;
  border: 1px solid rgba(0,82,181,.18);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-navy);
  font-size: 13px;
  font-weight: 800;
  box-shadow: 0 2px 8px rgba(7,25,54,.04);
}

.hero-cta-wrap { display: flex; flex-wrap: wrap; gap: 12px; }

/* ── Form ── */
.hero-form-wrapper { z-index: 2; }

.contact-form {
  display: grid;
  gap: 18px;
  padding: 36px 32px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.form-title {
  margin: 0 0 4px;
  color: var(--color-navy);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.4;
}
.form-subtitle {
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.8;
}

.contact-form label {
  display: grid;
  gap: 6px;
  color: var(--color-navy);
  font-size: 15px;
  font-weight: 800;
}

.required { color: #c0392b; font-size: 12px; font-weight: 700; }
.optional { color: var(--color-muted); font-size: 12px; font-weight: 700; }

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  height: 56px;
  border: 1px solid var(--color-line);
  border-radius: 10px;
  padding: 14px 16px;
  color: var(--color-text);
  font-size: 16px;
  background: #fbfdff;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.contact-form textarea { height: auto; min-height: 150px; resize: vertical; }
.contact-form select { appearance: auto; }

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--color-blue);
  background: var(--color-white);
  box-shadow: 0 0 0 4px rgba(0,82,181,.12);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
}
.checkbox-label input[type="checkbox"] {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  accent-color: var(--color-blue);
}
.checkbox-label span {
  min-width: 0;
}
.checkbox-label a {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.checkbox-label .form-error {
  flex: 0 0 100%;
  margin-left: 32px;
}

.form-note {
  margin: -2px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.6;
}

.button-submit {
  width: 100%;
  min-height: 60px;
  font-size: 17px;
  font-weight: 900;
  border-radius: 10px;
}

.hp-wrap {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  clip-path: inset(50%);
}

.form-error-summary {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 12px 14px;
  color: #b3261e;
  border: 1px solid #f7c9c3;
  border-radius: 10px;
  background: #fff5f5;
  font-size: 13px;
}
.form-error-summary ul { margin: 0; padding-left: 1.1rem; }
.form-error {
  margin: 4px 0 0;
  color: #b3261e;
  font-size: 12px;
  font-weight: 700;
}
.contact-form button[disabled] { cursor: not-allowed; opacity: .85; }

/* ── Why / About ── */
.section--white { background: var(--color-white); }
.section--pale { background: linear-gradient(180deg, #f7fbff, #fff); }

.why-grid,
.about-grid,
.works-grid,
.demo-grid,
.scope-grid {
  display: grid;
  gap: 20px;
}

.about-grid { grid-template-columns: repeat(2, 1fr); }
.works-grid { grid-template-columns: repeat(2, 1fr); }
.demo-grid { grid-template-columns: repeat(3, 1fr); }

.why-grid {
  grid-template-columns: repeat(3, 1fr);
}
.scope-grid {
  grid-template-columns: repeat(2, 1fr);
}

.about-grid,
.works-grid,
.demo-grid,
.scope-grid {
  margin-bottom: 24px;
}

.why-card, .about-card, .work-card, .demo-card, .scope-card {
  padding: 28px 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}

.why-icon {
  flex: 0 0 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--color-white);
  background: linear-gradient(145deg, var(--color-blue-2), var(--color-blue));
  font-size: 16px;
  font-weight: 900;
}

.why-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.why-card p, .about-card p, .scope-card p, .scope-card ul, .work-card p, .demo-card p, .faq-item p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.8;
}

.why-conclusion {
  max-width: 640px;
  margin: 32px auto 0;
  text-align: center;
  color: var(--color-navy);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.7;
}

.scope-card ul,
.scope-card ul li {
  margin: 0;
  padding: 0;
}

.scope-card ul li {
  padding-left: 1.2em;
  list-style: none;
  margin: 0 0 10px;
  position: relative;
}

.scope-card ul li::before {
  content: "・";
  position: absolute;
  left: 0;
  top: 0;
}

/* ── What / Works / Demo / How / Scope ── */
.what-grid, .how-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, 1fr);
}
.what-card h3, .work-card h3, .demo-card h3, .scope-card h3 { margin-bottom: 10px; }
.what-card p, .work-card p, .demo-card p, .scope-card p, .how-step p { margin: 0; color: var(--color-muted); font-size: 14px; font-weight: 700; line-height: 1.8; }

.what-card {
  padding: 30px 28px;
}

.what-card--primary {
  grid-column: 1 / -1;
  border-color: rgba(0,82,181,.22);
  background: linear-gradient(135deg, #f8fbff, var(--color-white));
}

.what-detail {
  margin: 14px 0 0;
  padding: 0 0 0 1.1rem;
  list-style: none;
}
.what-detail li {
  margin: 0 0 6px;
  padding-left: 1em;
  position: relative;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.7;
}
.what-detail li::before {
  content: "─";
  position: absolute;
  left: -0.2em;
  color: var(--color-blue);
}

.works-grid .work-card {
  padding: 30px 28px;
}

.work-card .work-labels {
  margin-bottom: 14px;
  color: #0b4f86;
  font-size: 13px;
  font-weight: 800;
}

.work-scope,
.work-note {
  font-size: 13px !important;
}

.demo-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.demo-card .button-small { margin-top: 12px; }

.how-step {
  text-align: center;
  padding: 32px 24px;
}

.step-num {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  border-radius: 50%;
  color: var(--color-white);
  background: linear-gradient(145deg, var(--color-blue-2), var(--color-blue));
  font-size: 20px;
  font-weight: 900;
}

.how-step h3 { font-size: 17px; }
.how-note {
  max-width: 560px;
  margin: 24px auto 0;
  text-align: center;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 700;
}

/* ── Env (作業環境) ── */
.env-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.env-card {
  padding: 22px 20px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
}
.env-card h3 {
  margin-bottom: 6px;
  font-size: 15px;
}
.env-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.7;
}

/* ── Demo tech tags ── */
.demo-tech {
  margin-bottom: 10px !important;
  padding: 6px 0;
  color: var(--color-blue) !important;
  font-size: 12px !important;
  font-weight: 800 !important;
  letter-spacing: .01em;
}

/* ── FAQ ── */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 20px;
  font-weight: 800;
  color: var(--color-navy);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item p {
  margin: 0;
  padding: 0 20px 20px;
}
.faq-item ul {
  margin: 0;
  padding: 0 20px 16px 40px;
}
.faq-item ul li {
  margin: 0 0 4px;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.7;
}

/* ── Privacy / footer CTA ── */
.privacy-section h3 {
  margin: 22px 0 8px;
  color: var(--color-navy);
  font-size: 20px;
}
.privacy-section p,
.privacy-section ul {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 700;
}
.privacy-content ul {
  margin: 6px 0 0 1.1rem;
  padding: 0;
}

.final-cta {
  padding: 64px 0;
  background: linear-gradient(135deg, #004a9f 0%, #002e6d 100%);
}
.final-cta-inner { text-align: center; }
.final-cta h2 {
  color: var(--color-white);
  margin-bottom: 10px;
}
.final-cta p {
  color: rgba(255,255,255,.88);
  margin-bottom: 28px;
  font-size: 16px;
  font-weight: 700;
}
.final-cta .button { min-height: 58px; padding: 0 36px; font-size: 17px; }

/* ── Footer ── */
.site-footer {
  padding: 36px 0 24px;
  border-top: 1px solid var(--color-line);
  background: var(--color-white);
}
.footer-inner { text-align: center; }
.footer-brand { margin-bottom: 16px; }
.footer-brand p { margin: 0; }
.footer-brand .footer-title {
  font-size: 24px;
  font-weight: 900;
  color: var(--color-navy);
}
.footer-brand .footer-subtitle {
  margin-bottom: 10px;
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 700;
}
.footer-brand > p {
  margin-top: 8px;
  color: var(--color-muted);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
}
.footer-links a {
  color: #334a69;
  font-size: 13px;
  font-weight: 700;
}
.footer-links a:hover { color: var(--color-blue); }
.footer-sep { color: var(--color-line); font-size: 13px; }

.copyright {
  margin: 0;
  color: #708198;
  font-size: 12px;
}

.privacy-subnote {
  color: #4a6480 !important;
  font-weight: 800;
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ── Responsive: tablet ── */
@media (max-width: 960px) {
  .site-nav a:not(.button) { display: none; }
  .menu-button { display: inline-block; }
  .site-nav {
    position: fixed;
    top: calc(var(--header-height) + 12px);
    left: 24px;
    right: 24px;
    z-index: 110;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--color-line);
    border-radius: 18px;
    background: var(--color-white);
    box-shadow: var(--shadow-soft);
  }
  .site-nav a:not(.button) { display: block; }
  .site-nav a {
    padding: 14px 16px;
    border-bottom: 1px solid #eef3f9;
  }
  .site-nav a:last-child { border-bottom: 0; }
  .site-nav .button {
    width: 100%;
    margin-top: 4px;
  }
  body.nav-open .site-nav { display: flex; }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-cta-sp { display: inline-flex; }
  .hero-cta-wrap { gap: 8px; }

  .hero-form-wrapper { max-width: 560px; }
  .why-grid,
  .scope-grid,
  .what-grid,
  .how-grid,
  .env-grid { grid-template-columns: 1fr; }
  .what-card--primary { grid-column: auto; }
  .about-grid, .works-grid, .demo-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Responsive: mobile ── */
@media (max-width: 768px) {
  :root { --header-height: 64px; }
  .container { width: min(calc(100% - 32px), var(--container)); }
  .section { padding: 56px 0; }
  .brand-main { font-size: 22px; }
  .brand-sub { white-space: nowrap; }

  .hero { padding: 40px 0 48px; }
  .hero::before { background: rgba(255,255,255,.92); }

  .hero-lead { font-size: 15px; }

  .contact-form { padding: 28px 22px; }
  .contact-form input[type="text"],
  .contact-form input[type="email"],
  .contact-form select { height: 52px; }
  .contact-form textarea { min-height: 130px; }

  .button { width: 100%; }
  .button-submit { min-height: 56px; font-size: 16px; }
  .button-small { width: auto; min-height: 42px; }

  .hero-cta-wrap { flex-direction: column; align-items: stretch; }

  .what-card,
  .why-card,
  .how-step,
  .scope-card,
  .work-card,
  .demo-card,
  .faq-item {
    padding: 24px 20px;
  }

  .final-cta { padding: 48px 0; }
}

@media (max-width: 420px) {
  h1 { font-size: 26px; }
  .hero-chips { gap: 8px; }
  .chip { font-size: 12px; padding: 6px 12px; }
}

/* Hero: 人物紹介ミニカード */
.hero-person {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  margin: 18px 0 20px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}
.hero-person-photo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.hero-person-text { min-width: 0; }
.hero-person-name {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink, #1a1a1a);
}
.hero-person-name span {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-muted, #666);
  margin-left: 4px;
}
.hero-person-msg {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--color-muted, #555);
}

/* About: プロフィールカード */
.profile-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  align-items: start;
  padding: 32px;
  margin-bottom: 48px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
}
.profile-photo {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}
.profile-body p { margin: 0 0 12px; line-height: 1.85; color: var(--color-muted, #444); font-size: 15px; }
.profile-greeting {
  font-size: 20px !important;
  font-weight: 700 !important;
  color: var(--color-ink, #1a1a1a) !important;
  margin-bottom: 4px !important;
  letter-spacing: 0.02em;
}
.profile-role {
  font-size: 13px !important;
  font-weight: 600 !important;
  color: var(--color-muted, #666) !important;
  margin-bottom: 18px !important;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
.profile-points {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.profile-points li {
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  background: var(--color-pale, #f5f7fb);
  border-radius: 999px;
  color: var(--color-ink, #1a1a1a);
}

@media (max-width: 720px) {
  .profile-card {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 24px;
    gap: 20px;
  }
  .profile-photo { width: 140px; margin: 0 auto; }
  .profile-points { justify-content: center; }
}

/* Demo: サムネ画像 */
.demo-thumb {
  display: block;
  margin: -28px -28px 20px;
  overflow: hidden;
  border-radius: 16px 16px 0 0;
  background: #f0f2f6;
  aspect-ratio: 16 / 10;
}
.demo-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.4s ease;
}
.demo-thumb:hover img { transform: scale(1.03); }