/* ================================================================
   MELIHALI WORKS — style.css
   Monochrome + Blue/Yellow accent (Brand Book 2026)
   ================================================================ */

/* ── Variables ─────────────────────────────────────────────────── */
:root {
  --bg:          #FFFFFF;
  --text:        #111111;
  --accent:      #3E88FF;   /* brand accent blue */
  --accent-dark: #2E6FE0;
  --gold:        #FFD400;   /* brand accent yellow (special highlight) */
  --card:        #F4F4F5;
  --border:      #E5E5E7;
  --muted:       #6E6E73;
  --dark:        #111111;
  --white:       #FFFFFF;
  --nav-h:       72px;
  --radius:      10px;
  --radius-lg:   20px;
  --shadow-sm:   0 2px 8px rgba(17,17,17,.06);
  --shadow:      0 6px 28px rgba(17,17,17,.10);
  --shadow-lg:   0 14px 48px rgba(17,17,17,.14);
  --transition:  0.28s cubic-bezier(.4,0,.2,1);
  --font-en:     'Jost', sans-serif;                       /* Futura/DIN-like geometric */
  --font-ja:     'Noto Sans JP', sans-serif;
  --font-serif:  'Jost', 'Noto Sans JP', sans-serif;       /* display headings (sans) */
}

/* ── Reset ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ja);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ── Layout ──────────────────────────────────────────────────────── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section--card { background: var(--card); }
.section--dark { background: var(--dark); color: var(--white); }

.section-header { text-align: center; margin-bottom: 64px; }
.section-header .label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.section-header .label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}
.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 4vw, 40px);
  margin-bottom: 16px;
}
.section-header p {
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto;
  font-size: 15px;
}

/* ── Navigation ──────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-en);
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: .12em;
  transition: color var(--transition);
}
.nav.scrolled .nav__logo { color: var(--text); }
.nav__logo em  { font-style: normal; font-weight: 400; opacity: .55; margin-left: .5em; }
.nav__logo-mark { width: 42px; height: auto; flex-shrink: 0; }
/* white mark on the dark hero, black mark once the nav turns light on scroll */
.nav__logo-mark--on-light { display: none; }
.nav.scrolled .nav__logo-mark--on-dark  { display: none; }
.nav.scrolled .nav__logo-mark--on-light { display: inline-block; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav__links a {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.80);
  transition: color var(--transition);
}
.nav.scrolled .nav__links a { color: var(--muted); }
.nav__links a:hover,
.nav.scrolled .nav__links a:hover { color: var(--accent); }

.nav__cta {
  background: var(--accent) !important;
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: 100px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition) !important;
}
.nav__cta:hover {
  background: var(--accent-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(62,136,255,.3) !important;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}
.nav__hamburger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.nav.scrolled .nav__hamburger span { background: var(--text); }
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--bg);
  padding: 12px 24px 24px;
  box-shadow: var(--shadow);
  z-index: 99;
  flex-direction: column;
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  font-family: var(--font-en);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.nav__mobile a:last-child { border-bottom: none; }
.nav__mobile a:hover { color: var(--accent); }

/* ── Hero ─────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 55%, rgba(62,136,255,.22) 0%, transparent 55%),
    radial-gradient(ellipse at 82% 18%, rgba(255,212,0,.14) 0%, transparent 45%),
    radial-gradient(ellipse at 60% 80%, rgba(62,136,255,.08) 0%, transparent 40%),
    linear-gradient(150deg, #161616 0%, #1A1A1A 55%, #0A0A0A 100%);
}
.hero__dots {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.hero__content {
  position: relative;
  text-align: center;
  padding: 0 24px;
  max-width: 880px;
  z-index: 1;
}
.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .10em;
  color: var(--accent);
  margin-bottom: 28px;
  padding: 6px 18px;
  border: 1px solid rgba(62,136,255,.35);
  border-radius: 100px;
}
.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(38px, 7.5vw, 86px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.16;
  margin-bottom: 28px;
  letter-spacing: -.01em;
}
.hero__title .line { display: block; }
.hero__title .accent { color: var(--accent); }
.hero__sub {
  font-size: clamp(14px, 2vw, 17px);
  color: rgba(255,255,255,.60);
  margin-bottom: 52px;
  font-weight: 300;
  letter-spacing: .02em;
}
.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 16px 44px;
  border-radius: 100px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.hero__cta:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(62,136,255,.32), 0 0 0 3px rgba(255,212,0,.16);
}
.hero__cta svg { width: 16px; height: 16px; flex-shrink: 0; }

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.hero__scroll span {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
}
.hero__scroll-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, rgba(255,255,255,.35) 0%, transparent 100%);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .4; transform: scaleY(1) translateY(0); }
  50%       { opacity: 1;  transform: scaleY(1.2) translateY(4px); }
}

/* ── About ────────────────────────────────────────────────────────── */
.about { padding: 100px 0; }
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.about__label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}
.about__title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.5vw, 36px);
  margin-bottom: 24px;
  line-height: 1.45;
}
.about__text {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 18px;
}
.about__text:last-of-type { margin-bottom: 32px; }
.about__visual {
  aspect-ratio: 5/4;
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
}
.about__visual img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.about__visual-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.about__visual-placeholder .logo-big {
  font-family: var(--font-en);
  font-size: 38px;
  font-weight: 700;
  color: var(--border);
}
.about__visual-placeholder .logo-big span { color: rgba(62,136,255,.3); }
.about__visual-placeholder p {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--border);
}

/* ── Services ────────────────────────────────────────────────────── */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: rgba(62,136,255,.4);
}
.service-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(62,136,255,.10);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  color: var(--accent);
  transition: background var(--transition);
}
.service-card:hover .service-card__icon {
  background: rgba(62,136,255,.16);
  box-shadow: inset 0 -3px 0 rgba(255,212,0,.75);
}
.service-card__icon svg { width: 26px; height: 26px; }
.service-card__title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}
.service-card__text {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.75;
}

/* ── Works ────────────────────────────────────────────────────────── */
.works__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.works__grid .work-card:first-child {
  grid-column: span 2;
  aspect-ratio: 16/7;
}
.work-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/10;
  background: var(--card);
  display: block;
}
.work-card__thumb {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(.4,0,.2,1);
}
.work-card:hover .work-card__thumb { transform: scale(1.04); }
.work-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,17,17,.82) 0%, rgba(17,17,17,.1) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px 32px;
}
.work-card__cat {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.work-card__title {
  color: var(--white);
  font-size: 19px;
  font-weight: 700;
}
.work-card--placeholder {
  border: 1px solid var(--border);
}
.work-card--placeholder .work-card__overlay {
  background: none;
  align-items: center;
  justify-content: center;
}
.work-card--placeholder .work-card__cat,
.work-card--placeholder .work-card__title {
  text-align: center;
}
.work-card--placeholder .work-card__cat { color: var(--accent); }
.work-card--placeholder .work-card__title { color: var(--muted); }

.works__more { text-align: center; }

/* ── News strip ──────────────────────────────────────────────────── */
.news-strip { padding: 88px 0; }
.news-list { margin-bottom: 48px; }
.news-item {
  display: grid;
  grid-template-columns: 126px 88px 1fr 24px;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.news-item:first-child { border-top: 1px solid var(--border); }
.news-item:hover { color: var(--accent); }
.news-item__date {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}
.news-item:hover .news-item__date { color: var(--accent); }
.news-item__cat {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(62,136,255,.10);
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
}
.news-item__title { font-size: 15px; font-weight: 500; }
.news-item__arrow {
  color: var(--border);
  transition: color var(--transition), transform var(--transition);
}
.news-item:hover .news-item__arrow {
  color: var(--accent);
  transform: translateX(4px);
}
.news-strip__more { text-align: center; }

/* ── Contact CTA ──────────────────────────────────────────────────── */
.cta { padding: 100px 0; text-align: center; }
.cta h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 4vw, 44px);
  color: var(--white);
  margin-bottom: 18px;
}
.cta p {
  color: rgba(255,255,255,.68);
  margin-bottom: 44px;
  font-size: 15px;
}
.cta__buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── Buttons ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 14px 38px;
  border-radius: 100px;
  transition: all var(--transition);
}
.btn svg { width: 15px; height: 15px; flex-shrink: 0; }
.btn--primary {
  background: var(--accent);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(62,136,255,.32);
}
.btn--outline {
  border: 1.5px solid var(--border);
  color: var(--muted);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: inset 0 -2px 0 var(--gold);
}
.btn--outline-white {
  border: 1.5px solid rgba(255,255,255,.28);
  color: rgba(255,255,255,.80);
}
.btn--outline-white:hover {
  border-color: rgba(255,255,255,.7);
  color: var(--white);
  transform: translateY(-2px);
}

/* ── Footer ────────────────────────────────────────────────────────── */
.footer {
  background: #0A0A0A;
  color: rgba(255,255,255,.60);
  padding: 60px 0 32px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand { }
.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.footer__logo { letter-spacing: .12em; font-weight: 600; }
.footer__logo span { font-weight: 400; opacity: .55; margin-left: .4em; }
.footer__logo-mark { width: 38px; height: auto; flex-shrink: 0; }
.footer__concept {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: .08em;
  color: rgba(255,255,255,.52);
  margin-bottom: 18px;
}
.footer__desc { font-size: 13px; line-height: 1.85; }
.footer__col-title {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.46);
  margin-bottom: 18px;
}
.footer__col a {
  display: block;
  font-size: 13px;
  margin-bottom: 12px;
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--accent); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-en);
  font-size: 11px;
}
.footer__bottom a { transition: color var(--transition); }
.footer__bottom a:hover { color: var(--accent); }

/* ── Page Hero (sub pages) ───────────────────────────────────────── */
.page-hero {
  background: var(--dark);
  padding: calc(var(--nav-h) + 72px) 0 88px;
  text-align: center;
}
.page-hero .label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.page-hero .label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 5vw, 56px);
  color: var(--white);
  margin-bottom: 16px;
}
.page-hero p {
  color: rgba(255,255,255,.68);
  font-size: 15px;
  max-width: 480px;
  margin: 0 auto;
}

/* ── Contact form page ───────────────────────────────────────────── */
.contact-section { padding: 80px 0; }
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  max-width: 980px;
  margin: 0 auto;
}
.contact-info__title {
  font-family: var(--font-serif);
  font-size: 22px;
  margin-bottom: 16px;
}
.contact-info__text { font-size: 14px; color: var(--muted); margin-bottom: 32px; line-height: 1.8; }
.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}
.contact-info__item svg { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.contact-info__item p { font-size: 14px; color: var(--muted); }
.contact-info__item strong { display: block; font-size: 13px; color: var(--text); margin-bottom: 2px; }

.contact-form__box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  border: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.form-group label .req { color: var(--accent); margin-left: 3px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  font-size: 15px;
  color: var(--text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(62,136,255,.10);
  background: var(--white);
}
.form-group textarea { min-height: 180px; resize: vertical; }
.form-submit { text-align: center; padding-top: 12px; }
.form-notice { font-size: 13px; color: var(--muted); text-align: center; margin-top: 14px; }

.alert {
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: 14px;
}
.alert--success { background: #D4F1E4; color: #145C36; border: 1px solid #A8DFC4; }
.alert--error   { background: #FCE4E4; color: #7B1D1D; border: 1px solid #F3BCBC; }

/* ── Service page ────────────────────────────────────────────────── */
.service-page { padding: 80px 0; }
.service-blocks { display: flex; flex-direction: column; gap: 80px; }
.service-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.service-block:nth-child(even) .service-block__text { order: 2; }
.service-block:nth-child(even) .service-block__visual { order: 1; }
.service-block__num {
  font-family: var(--font-en);
  font-size: 72px;
  font-weight: 700;
  color: rgba(62,136,255,.12);
  text-shadow: 3px 3px 0 rgba(255,212,0,.22);
  line-height: 1;
  margin-bottom: -12px;
}
.service-block__label {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.service-block__title {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3vw, 30px);
  margin-bottom: 16px;
}
.service-block__text p {
  font-size: 14.5px;
  color: var(--muted);
  margin-bottom: 14px;
  line-height: 1.85;
}
.service-block__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.service-block__tag {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .06em;
  padding: 6px 14px;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.service-block__visual {
  aspect-ratio: 4/3;
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
}
.service-block__visual img { width: 100%; height: 100%; object-fit: cover; }
.service-block__icon-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-block__icon-bg svg {
  width: 80px;
  height: 80px;
  color: rgba(62,136,255,.15);
}

/* ── Works page ──────────────────────────────────────────────────── */
.works-page { padding: 80px 0; }
.works-filter {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-btn {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 8px 22px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  color: var(--muted);
  transition: all var(--transition);
  cursor: pointer;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
  box-shadow: 0 3px 0 var(--gold);
}
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.works-grid .work-item:first-child {
  grid-column: span 2;
}
.work-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--card);
  border: 1px solid var(--border);
}
.work-item:first-child { aspect-ratio: 16/9; }
.work-item__thumb { width: 100%; height: 100%; object-fit: cover; transition: transform 0.55s ease; }
.work-item:hover .work-item__thumb { transform: scale(1.05); }
.work-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,17,17,.72) 0%, rgba(17,17,17,.18) 42%, rgba(17,17,17,0) 72%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  transition: background var(--transition);
}
.work-item:hover .work-item__overlay { background: rgba(17,17,17,.72); }
.work-item__cat {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--transition), transform var(--transition);
}
.work-item__title {
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--transition), transform var(--transition);
  transition-delay: .05s;
}
.work-item:hover .work-item__cat,
.work-item:hover .work-item__title {
  opacity: 1;
  transform: translateY(0);
}

/* ── News page ───────────────────────────────────────────────────── */
.news-page { padding: 80px 0; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  display: block;
  transition: transform var(--transition), box-shadow var(--transition);
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.news-card__thumb {
  aspect-ratio: 16/9;
  background: var(--card);
  overflow: hidden;
  position: relative;
}
.news-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-card__thumb-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.news-card__thumb-placeholder svg { width: 36px; height: 36px; color: var(--border); }
.news-card__body { padding: 22px 22px 24px; }
.news-card__meta { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.news-card__date { font-family: var(--font-en); font-size: 12px; color: var(--muted); }
.news-card__cat {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(62,136,255,.10);
  padding: 3px 10px;
  border-radius: 100px;
}
.news-card__title { font-size: 15px; font-weight: 700; line-height: 1.5; margin-bottom: 8px; }
.news-card__excerpt { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* ── News single ─────────────────────────────────────────────────── */
.post-section { padding: 80px 0; }
.post {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 24px;
}
.post__meta { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.post__date { font-family: var(--font-en); font-size: 13px; color: var(--muted); }
.post__title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 4vw, 36px);
  line-height: 1.4;
  margin-bottom: 36px;
}
.post__thumb {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 48px;
  aspect-ratio: 16/9;
  background: var(--card);
}
.post__thumb img { width: 100%; height: 100%; object-fit: cover; }
.post__body {
  font-size: 16px;
  line-height: 1.95;
  color: var(--text);
}
.post__body p { margin-bottom: 22px; }
.post__body h2 { font-family: var(--font-serif); font-size: 22px; margin: 44px 0 16px; }
.post__body h3 { font-size: 18px; font-weight: 700; margin: 36px 0 12px; }
.post__body ul { padding-left: 20px; list-style: disc; margin-bottom: 22px; }
.post__body ul li { margin-bottom: 8px; }
.post__back { margin-top: 64px; padding-top: 32px; border-top: 1px solid var(--border); }
.news-pagination {
  text-align: center;
  margin-top: 56px;
  display: flex;
  justify-content: center;
  gap: 8px;
}
.news-pagination a, .news-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 8px;
  font-family: var(--font-en);
  font-size: 13px;
  border: 1.5px solid var(--border);
  color: var(--muted);
  transition: all var(--transition);
}
.news-pagination a:hover { border-color: var(--accent); color: var(--accent); }
.news-pagination .current { background: var(--accent); border-color: var(--accent); color: var(--white); }

/* ── Admin ────────────────────────────────────────────────────────── */
body.admin-body { background: #F5F5F7; }
.admin-nav {
  background: var(--dark);
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.admin-nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.admin-nav__mark {
  width: 30px;
  height: auto;
  flex-shrink: 0;
}
.admin-nav .logo { font-family: var(--font-en); font-size: 16px; font-weight: 700; color: var(--white); }
.admin-nav .logo span { color: var(--accent); }
.admin-nav a { font-size: 13px; color: rgba(255,255,255,.68); transition: color var(--transition); }
.admin-nav a:hover { color: var(--accent); }
.admin-nav__links { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; }
.admin-nav__link,
.admin-nav__utility {
  padding: 6px 14px;
  border-radius: 6px;
}
.admin-nav__utility { font-size: 12px; padding-inline: 10px; }
.admin-nav__link.is-active {
  color: var(--accent);
  background: rgba(62,136,255,.12);
}
.admin-nav__divider {
  width: 1px;
  height: 20px;
  background: rgba(255,255,255,.16);
  margin: 0 6px;
}
.admin-wrap { max-width: 1000px; margin: 0 auto; padding: 0 24px 80px; }
.admin-title { font-family: var(--font-en); font-size: 22px; font-weight: 700; margin-bottom: 28px; color: var(--text); }
.admin-actions { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.admin-table-wrap { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table { min-width: 680px; }
.admin-table th {
  background: var(--card);
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
.admin-table td {
  padding: 14px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: #FAFAFA; }
.admin-table .btn-sm {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  padding: 6px 14px;
  border-radius: 6px;
  transition: all var(--transition);
  display: inline-block;
}
.btn-edit { background: var(--card); color: var(--muted); border: 1px solid var(--border); }
.btn-edit:hover { border-color: var(--accent); color: var(--accent); }
.btn-delete { background: #FEE2E2; color: #991B1B; border: 1px solid #FECACA; }
.btn-delete:hover { background: #FCA5A5; }

.admin-form { max-width: 760px; }
.admin-form-wrap { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 36px; }
.af-group { margin-bottom: 22px; }
.af-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 8px; color: var(--text); }
.af-group input, .af-group select, .af-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  font-size: 15px;
  color: var(--text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.af-group input:focus, .af-group select:focus, .af-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(62,136,255,.10);
  background: var(--white);
}
.af-group textarea { min-height: 320px; resize: vertical; font-size: 14px; line-height: 1.8; }
.af-group .hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.af-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.af-footer { display: flex; gap: 12px; margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); }

/* Login page */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark);
}
.login-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  text-align: center;
}
.login-box .logo { font-family: var(--font-en); font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.login-box .logo span { color: var(--accent); }
.login-box .sub { font-size: 13px; color: var(--muted); margin-bottom: 32px; }
.login-box .af-group { text-align: left; }

/* ── Fade-in animations ─────────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up[data-delay="1"] { transition-delay: .10s; }
.fade-up[data-delay="2"] { transition-delay: .18s; }
.fade-up[data-delay="3"] { transition-delay: .26s; }
.fade-up[data-delay="4"] { transition-delay: .34s; }
.fade-up[data-delay="5"] { transition-delay: .42s; }
.fade-up[data-delay="6"] { transition-delay: .50s; }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .about__inner         { grid-template-columns: 1fr; gap: 40px; }
  .about__visual        { aspect-ratio: 16/9; }
  .services__grid       { grid-template-columns: repeat(2, 1fr); }
  .footer__inner        { grid-template-columns: 1fr 1fr; }
  .contact-wrap         { grid-template-columns: 1fr; gap: 40px; }
  .service-block        { grid-template-columns: 1fr; gap: 32px; }
  .service-block:nth-child(even) .service-block__text  { order: 1; }
  .service-block:nth-child(even) .service-block__visual { order: 2; }
  .works-grid           { grid-template-columns: repeat(2, 1fr); }
  .works-grid .work-item:first-child { grid-column: span 2; }
  .news-grid            { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  :root { --nav-h: 60px; }
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 40px; }
  .nav__links     { display: none; }
  .nav__hamburger { display: flex; }
  .services__grid { grid-template-columns: 1fr; }
  .works__grid    { grid-template-columns: 1fr; }
  .works__grid .work-card:first-child { grid-column: span 1; aspect-ratio: 16/10; }
  .news-item      { grid-template-columns: 1fr auto; gap: 8px; }
  .news-item__cat { display: none; }
  .news-item__date { font-size: 12px; }
  .news-item__arrow { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
  .footer__inner  { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .form-row       { grid-template-columns: 1fr; }
  .works-grid     { grid-template-columns: 1fr; }
  .works-grid .work-item:first-child { grid-column: span 1; }
  .news-grid      { grid-template-columns: 1fr; }
  .af-row         { grid-template-columns: 1fr; }
  .contact-form__box { padding: 28px 20px; }
  .cta__buttons   { flex-direction: column; align-items: center; }
}

/* ================================================================
   Brand Book additions (MELIHALI WORKS 2026)
   ================================================================ */

/* Hero — capital highlight for "MEdia Link for HAppy LIfe" */
.hero__eyebrow .cap,
.footer__concept .cap { color: var(--accent); }
.hero__title .accent { color: var(--accent); }
.hero__title .mark   { color: var(--gold); }

/* subtle waveform baseline under hero */
.hero__wave {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  width: 100%; height: 120px;
  opacity: .16;
  pointer-events: none;
  color: var(--white);
}

/* ── Brand Keywords ─────────────────────────────────────────────── */
.keywords__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.keyword-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 22px;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  background: var(--white);
}
.keyword-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: var(--shadow);
}
.keyword-card__en {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .04em;
  margin-bottom: 6px;
}
.keyword-card__en b { color: var(--accent); font-weight: 600; }
.keyword-card__ja { font-size: 13px; color: var(--muted); }

@media (max-width: 960px) {
  .keywords__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .keywords__grid { grid-template-columns: repeat(2, 1fr); }
  .keyword-card   { padding: 24px 14px; }
}

/* ================================================================
   Concept / Wave line / Motion (2026-07-09)
   ================================================================ */

/* ── Freehand wave line ─────────────────────────────────────────── */
.wave-line { width: 100%; line-height: 0; overflow: visible; }
.wave-line svg { width: 100%; height: auto; display: block; overflow: visible; }
.wave-line path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: var(--wave-len, 2600);
  stroke-dashoffset: var(--wave-len, 2600);
  transition: stroke-dashoffset 2.4s cubic-bezier(.4,0,.2,1);
}
.wave-line.drawn path { stroke-dashoffset: 0; }
.wave-line.drawn svg { animation: waveDrift 9s ease-in-out infinite alternate; }
@keyframes waveDrift {
  0%   { transform: translateX(0)     translateY(0); }
  100% { transform: translateX(-14px) translateY(3px); }
}

.hero__wave {
  position: absolute;
  left: 0; right: 0;
  bottom: 96px;
  color: rgba(255,255,255,.22);
  z-index: 0;
  pointer-events: none;
}

/* ── Concept section ────────────────────────────────────────────── */
.concept { position: relative; overflow: hidden; }
.concept__inner { max-width: 760px; margin: 0 auto; text-align: center; }
.concept__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}
.concept__label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}
.concept__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.3;
  color: var(--white);
  margin-bottom: 30px;
}
.concept__wave { color: rgba(62,136,255,.55); margin: 0 auto 34px; max-width: 340px; }
.concept__body p {
  color: rgba(255,255,255,.72);
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 2.2;
  margin-bottom: 26px;
}
.concept__tagline {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 500;
  color: var(--accent) !important;
  font-size: clamp(18px, 2.4vw, 24px) !important;
  letter-spacing: .02em;
  margin: 34px 0 !important;
}
.concept__sign {
  color: var(--white) !important;
  font-weight: 700;
  letter-spacing: .04em;
}

.fade-up { will-change: opacity, transform; }

/* ── Hover micro-interactions ───────────────────────────────────── */
.nav__links a { position: relative; }
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1.5px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.nav__links a:not(.nav__cta):hover::after { transform: scaleX(1); }

.hero__cta svg,
.btn svg { transition: transform var(--transition); }
.hero__cta:hover svg,
.btn:hover svg { transform: translateX(4px); }

.service-card__icon { transition: background var(--transition), transform var(--transition); }
.service-card:hover .service-card__icon { transform: translateY(-3px) rotate(-4deg); }

.keyword-card { position: relative; overflow: hidden; }
.keyword-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.keyword-card:hover::before { transform: scaleX(1); }

@media (prefers-reduced-motion: reduce) {
  .wave-line path { transition: none; stroke-dashoffset: 0; }
  .wave-line.drawn svg { animation: none; }
}

/* ── Sub-page hero wave ─────────────────────────────────────────── */
.page-hero { position: relative; overflow: hidden; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero__wave {
  position: absolute;
  left: 0; right: 0;
  bottom: 20px;
  color: rgba(255,255,255,.16);
  z-index: 0;
  pointer-events: none;
}

/* ── Wave divider (animated section motif) ──────────────────────── */
.wave-divider {
  width: 100%;
  line-height: 0;
  color: var(--accent);
  overflow: hidden;
  padding: 8px 0;
}
.wave-divider svg { width: 200%; height: 34px; display: block; }
.wave-divider path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  opacity: .5;
}
/* endless flowing motion (translate by half of the 200%-wide, seamlessly-tiled wave) */
.wave-divider.flow svg { animation: waveFlow 16s linear infinite; }
@keyframes waveFlow { to { transform: translateX(-50%); } }

/* accent dot for section labels already added by teammate; ensure spacing safe */
@media (prefers-reduced-motion: reduce) {
  .wave-divider.flow svg { animation: none; }
}

/* ── Back-to-top button ─────────────────────────────────────────── */
.to-top {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 90;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 22px rgba(62,136,255,.38);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .32s var(--transition), transform .32s cubic-bezier(.4,0,.2,1), visibility .32s, background var(--transition);
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--accent-dark); transform: translateY(-4px); box-shadow: 0 12px 26px rgba(62,136,255,.5); }
.to-top:active { transform: translateY(-1px); }
.to-top svg { width: 28px; height: 28px; }
@media (max-width: 640px) {
  .to-top { right: 16px; bottom: 16px; width: 46px; height: 46px; }
}
@media (prefers-reduced-motion: reduce) {
  .to-top { transition: opacity .2s, visibility .2s; }
}

/* ── Back-to-top: light-bulb states ─────────────────────────────── */
.to-top__bulb { width: 28px; height: 28px; transition: color .25s var(--transition); }
/* clicked → the bulb lights up (glows warm) */
.to-top.lit {
  background: var(--gold);
  box-shadow: 0 0 0 5px rgba(255,212,0,.28),
              0 0 26px 5px rgba(255,212,0,.85),
              0 0 52px 16px rgba(255,212,0,.45);
}
.to-top.lit .to-top__bulb { color: #4a3a00; filter: drop-shadow(0 0 5px rgba(255,255,255,.9)); }
/* clicked → floats up and away */
.to-top.rise { animation: bulbRise 1s cubic-bezier(.34,.02,.28,1) forwards; }
@keyframes bulbRise {
  0%   { transform: translateY(0)     scale(1);   }
  28%  { transform: translateY(-6px)  scale(1.14); }
  100% { transform: translateY(-88px) scale(.82); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .to-top.rise { animation: none; opacity: 0; }
}

/* ── Keyword cards: clickable + tap feedback ────────────────────── */
.keyword-card { cursor: pointer; user-select: none; }
.keyword-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.keyword-card.ping { animation: kwPing .42s cubic-bezier(.34,.02,.28,1); }
@keyframes kwPing {
  0%   { transform: translateY(0)   scale(1);    }
  28%  { transform: translateY(-6px) scale(1.06); box-shadow: 0 12px 28px rgba(62,136,255,.28); border-color: var(--accent); }
  100% { transform: translateY(0)   scale(1);    }
}
.keyword-card.ping::before { transform: scaleX(1); }
@media (prefers-reduced-motion: reduce) {
  .keyword-card.ping { animation: none; }
}

/* ── Service block: embedded YouTube video ──────────────────────── */
.service-block__video { position: absolute; inset: 0; }
.service-block__video iframe { width: 100%; height: 100%; border: 0; display: block; }

/* clickable work card */
.work-item.is-link { cursor: pointer; }

/* News card: MW logo watermark when no thumbnail */
.news-card__thumb-placeholder .news-card__thumb-logo {
  width: 100px;
  height: auto;
  object-fit: contain;
  opacity: .07;
}

/* ── お問い合わせ：ボット対策 ────────────────────────────────────── */
/* 「私はロボットではありません」のチェックボックス */
.form-check label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  margin-bottom: 0;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  font-size: 14px;
  font-weight: 500;
  transition: border-color var(--transition), background var(--transition);
}
.form-check label:hover { border-color: var(--accent); }
.form-check input[type="checkbox"] {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  accent-color: var(--accent);
  cursor: pointer;
}
.form-check input[type="checkbox"]:checked + span { color: var(--accent-dark); }

/* 見えない入力欄（ハニーポット）。人には見えず、ボットだけが埋める罠。
   display:none は「罠だ」と見抜くボットがいるため、画面外へ飛ばして隠す。 */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}