/* =========================================================
   EFFORA コーポレートトップ（2026-10-14 リニューアル）
   Figma「EFFORA SALON Renewal」のトーン（ワイン×ミント・明朝・二重罫）を会社サイトに展開
   ========================================================= */
:root {
  /* 値は Figma「EFFORA SALON Renewal / Desktop」(1166:3) の実測 */
  --c-wine: #941f2e;
  --c-wine-soft: #913841;
  --c-ink: #1f2926;
  --c-sub: #6b7a75;
  --c-line: #1f2926;
  --c-bg: #fbfbf9;
  --c-mint: #bbe7e0;
  --c-cream: #ffecbb;
  --c-serif: "Shippori Mincho", "Yu Mincho", "游明朝体", "Hiragino Mincho ProN", serif;
  --c-latin: var(--c-serif);
  --c-sans: "Noto Sans JP", "Hiragino Sans", sans-serif;
  --c-inner: 1120px;
  --c-gutter: 40px;
}
@media (max-width: 767px) { :root { --c-gutter: 20px; } }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body.c {
  margin: 0; background: var(--c-bg); color: var(--c-ink);
  font-family: var(--c-serif); font-weight: 500; font-size: 15px; line-height: 1.9; letter-spacing: .04em;
  -webkit-font-smoothing: antialiased;
}
body.c img, body.c video { max-width: 100%; display: block; }
body.c a { color: inherit; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
.c-inner { max-width: calc(var(--c-inner) + var(--c-gutter) * 2); margin: 0 auto; padding: 0 var(--c-gutter); }
.c-rule { border: 0; height: 5px; border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); margin: 0; }
.u-pc { display: inline; }
@media (max-width: 767px) { .u-pc { display: none; } }
.c-eyebrow { font-family: var(--c-latin); font-weight: 400; font-size: 30px; line-height: 1.1; color: var(--c-wine); letter-spacing: .01em; }

/* ---------- header ---------- */
.c-header { position: fixed; inset: 0 0 auto 0; z-index: 50; transition: background .3s, box-shadow .3s; }
.c-header.is-scrolled { background: rgba(251, 251, 249, .94); backdrop-filter: blur(6px); box-shadow: 0 1px 0 rgba(0,0,0,.06); }
.c-header__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; padding: 0 var(--c-gutter); }
.c-logo { display: block; line-height: 0; }
.c-logo img { width: 124px; height: auto; }
.c-nav ul { display: flex; gap: 32px; list-style: none; margin: 0; padding: 0; }
.c-nav a { font-family: var(--c-latin); font-size: 13px; letter-spacing: .1em; text-decoration: none; }
.c-nav a:hover { color: var(--c-wine); }
.c-menu-btn { display: none; align-items: center; gap: 8px; background: none; border: 0; padding: 8px 0; cursor: pointer; font-family: var(--c-sans); font-weight: 500; font-size: 10px; letter-spacing: .15em; color: var(--c-ink); }
.c-menu-btn__bars { position: relative; width: 18px; height: 12px; }
.c-menu-btn__bars::before, .c-menu-btn__bars::after, .c-menu-btn__bars span { content: ""; position: absolute; left: 0; width: 100%; height: 1px; background: currentColor; transition: transform .25s, opacity .25s; }
.c-menu-btn__bars::before { top: 0; } .c-menu-btn__bars span { top: 50%; } .c-menu-btn__bars::after { bottom: 0; }
.c-menu-btn[aria-expanded="true"] .c-menu-btn__bars::before { transform: translateY(5.5px) rotate(45deg); }
.c-menu-btn[aria-expanded="true"] .c-menu-btn__bars span { opacity: 0; }
.c-menu-btn[aria-expanded="true"] .c-menu-btn__bars::after { transform: translateY(-5.5px) rotate(-45deg); }
@media (max-width: 767px) {
  .c-header { background: rgba(251, 251, 249, .94); }
  .c-logo img { width: 104px; }
  .c-header__inner { height: 60px; }
  .c-menu-btn { display: inline-flex; }
  .c-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--c-bg); border-top: 1px solid #e3e0d8; border-bottom: 1px solid #e3e0d8; padding: 20px var(--c-gutter) 28px; }
  .c-nav.is-open { display: block; }
  .c-nav ul { flex-direction: column; gap: 14px; }
  .c-nav a { font-size: 16px; }
}

/* ---------- hero ---------- */
.c-hero { position: relative; height: 100svh; min-height: 560px; overflow: hidden; background: #e3ecea; }
.c-hero__img, .c-hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; }
.c-hero__veil { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(251,251,249,.9) 0%, rgba(251,251,249,.62) 42%, rgba(251,251,249,.15) 75%, rgba(251,251,249,0) 100%); }
.c-hero__body { position: absolute; left: 0; right: 0; top: 50%; transform: translateY(-50%); max-width: calc(var(--c-inner) + var(--c-gutter) * 2); margin: 0 auto; padding: 0 var(--c-gutter); }
.c-hero__logo { line-height: 0; }
.c-hero__logo img { width: clamp(220px, 26vw, 360px); height: auto; }
.c-hero__catch { margin-top: 32px; font-weight: 400; font-size: clamp(22px, 2.8vw, 40px); line-height: 1.5; letter-spacing: .03em; color: var(--c-wine-soft); }

/* ---------- about ---------- */
.c-about { background: var(--c-bg) url("/assets/img/top/about_bg.webp") center / cover no-repeat; padding: 120px 0; }
.c-about__inner { max-width: 760px; margin: 0 auto; padding: 0 var(--c-gutter); text-align: center; }
.c-about__title { font-family: var(--c-serif); font-weight: 600; font-size: 28px; letter-spacing: .12em; color: #4a4a4a; margin-bottom: 36px; }
.c-about__text { font-size: 16px; line-height: 2.2; color: #4a4a4a; }
@media (max-width: 767px) { .c-about { padding: 80px 0; } .c-about__title { font-size: 22px; } .c-about__text { font-size: 14.5px; text-align: left; } }

/* ---------- mvp ---------- */
.c-mvp { padding: 96px 0 104px; }
.c-mvp__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); }
.c-mvp__item { padding: 40px 32px 44px; }
.c-mvp__item + .c-mvp__item { border-left: 1px solid #cfcac0; }
.c-mvp__label { font-family: var(--c-sans); font-size: 12px; font-weight: 500; letter-spacing: .12em; color: var(--c-sub); margin: 6px 0 22px; }
.c-mvp__lead { font-size: 19px; line-height: 1.8; font-weight: 500; letter-spacing: .08em; margin-bottom: 18px; }
.c-mvp__text { font-size: 13.5px; line-height: 2; color: #444; }
@media (max-width: 900px) {
  .c-mvp { padding: 64px 0 72px; }
  .c-mvp__grid { grid-template-columns: 1fr; }
  .c-mvp__item { padding: 32px 4px; }
  .c-mvp__item + .c-mvp__item { border-left: 0; border-top: 1px solid #cfcac0; }
}

/* ---------- section head ---------- */
.c-sec-head { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 56px; margin-bottom: 28px; }
.c-sec-head__title { font-family: var(--c-latin); font-weight: 400; font-size: clamp(56px, 6.4vw, 92px); line-height: 1; color: var(--c-wine); letter-spacing: 0; }
.c-sec-head__lead { font-size: 18px; line-height: 1.75; }
@media (max-width: 767px) { .c-sec-head { grid-template-columns: 1fr; gap: 16px; } .c-sec-head__title { font-size: 52px; } .c-sec-head__lead { font-size: 15px; } }

/* ---------- projects ---------- */
.c-projects { padding: 24px 0 0; }
.c-proj { padding: 80px 0; }
.c-proj--mint { background: var(--c-mint); margin-top: 48px; }
.c-proj--cream { background: var(--c-cream); }
.c-proj__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 32px 64px; align-items: start; }
.c-proj__pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 64px; }
.c-proj__num { font-family: var(--c-sans); font-weight: 500; font-size: 14px; color: var(--c-wine); letter-spacing: .18em; }
.c-proj__title { font-family: var(--c-latin); font-weight: 400; font-size: 48px; line-height: 1.1; color: var(--c-wine); margin: 4px 0 20px; }
.c-proj__sub { font-size: 17px; font-weight: 500; margin-bottom: 10px; }
.c-proj__text { font-size: 14px; line-height: 2; }
.c-proj__links { grid-column: 2; font-size: 13px; margin-top: -12px; }
.c-proj__links a { color: var(--c-wine); }
.c-proj__links span { margin: 0 10px; color: var(--c-sub); }
@media (max-width: 900px) {
  .c-proj { padding: 56px 0; }
  .c-proj__grid, .c-proj__pair { grid-template-columns: 1fr; }
  .c-proj__links { grid-column: 1; margin-top: 0; }
  .c-proj__title { font-size: 38px; }
}

.c-brand { display: grid; grid-template-columns: 200px 1fr; gap: 32px; background: #fff; padding: 28px; text-decoration: none; transition: box-shadow .3s; }
.c-brand:hover { box-shadow: 0 12px 32px rgba(0,0,0,.08); }
.c-brand__img { aspect-ratio: 2 / 3; overflow: hidden; }
.c-brand__img img { width: 100%; height: 100%; object-fit: cover; }
.c-brand__logo { font-family: var(--c-latin); font-size: 44px; line-height: 1; color: var(--c-wine); }
.c-brand__kana { font-family: var(--c-sans); font-size: 11px; letter-spacing: .2em; color: var(--c-sub); margin: 6px 0 18px; }
.c-brand__copy { font-size: 18px; line-height: 1.8; letter-spacing: .1em; margin-bottom: 14px; }
.c-brand__text { font-size: 13px; line-height: 1.95; color: #444; margin-bottom: 22px; }
@media (max-width: 600px) { .c-brand { grid-template-columns: 1fr; padding: 20px; } .c-brand__img { aspect-ratio: 4 / 3; } }

.c-media { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.c-media__item { display: flex; flex-direction: column; background: #fff; padding: 28px 26px; text-decoration: none; transition: box-shadow .3s; }
.c-media__item:hover { box-shadow: 0 12px 32px rgba(0,0,0,.08); }
.c-media__name { font-family: var(--c-latin); font-size: 30px; line-height: 1.2; color: var(--c-wine); margin-bottom: 14px; }
.c-media__text { font-size: 13px; line-height: 1.95; color: #444; margin-bottom: 22px; flex: 1; }
@media (max-width: 600px) { .c-media { grid-template-columns: 1fr; } }

/* buttons */
.c-btn {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 12px;
  padding: 9px 20px; border: 1px solid var(--c-ink); border-radius: 999px;
  font-size: 13px; letter-spacing: .08em; text-decoration: none; color: var(--c-ink) !important; transition: background .2s, color .2s;
}
.c-btn::after {
  content: ""; width: 18px; height: 18px; border: 1px solid currentColor; border-radius: 50%;
  background: no-repeat center / 9px 9px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10' fill='none' stroke='%231f2926' stroke-width='1'%3E%3Cpath d='M1 5h8M6 2l3 3-3 3'/%3E%3C/svg%3E");
}
a:hover > .c-btn, .c-btn:hover { background: var(--c-ink); color: #fff !important; }
a:hover > .c-btn::after, .c-btn:hover::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10' fill='none' stroke='%23ffffff' stroke-width='1'%3E%3Cpath d='M1 5h8M6 2l3 3-3 3'/%3E%3C/svg%3E"); }
.c-btn--light { border-color: #fff; color: #fff !important; }
.c-btn--light::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10' fill='none' stroke='%23ffffff' stroke-width='1'%3E%3Cpath d='M1 5h8M6 2l3 3-3 3'/%3E%3C/svg%3E"); }
.c-btn--light:hover { background: #fff; color: var(--c-ink) !important; }
.c-btn--light:hover::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10' fill='none' stroke='%231f2926' stroke-width='1'%3E%3Cpath d='M1 5h8M6 2l3 3-3 3'/%3E%3C/svg%3E"); }

/* ---------- message ---------- */
.c-message { padding: 112px 0; }
.c-message__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.c-message__catch { font-size: 22px; font-weight: 500; letter-spacing: .1em; margin: 28px 0 18px; }
.c-message__name { font-size: 18px; margin-bottom: 26px; }
.c-message__name span { display: block; font-family: var(--c-sans); font-size: 12px; color: var(--c-sub); letter-spacing: .1em; }
.c-message__text p { font-size: 14px; line-height: 2.1; }
.c-message__text p + p { margin-top: 1.2em; }
.c-message__img { position: sticky; top: 100px; }
.c-message__img img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
@media (max-width: 900px) {
  .c-message { padding: 72px 0; }
  .c-message__grid { grid-template-columns: 1fr; gap: 32px; }
  .c-message__img { position: static; order: -1; }
  .c-message__img img { aspect-ratio: 1 / 1; }
}

/* ---------- company ---------- */
.c-company { padding: 32px 0 112px; }
.c-company .c-sec-head__title { margin-bottom: 28px; }
.c-company__list { padding: 12px 0; }
.c-company__list > div { display: grid; grid-template-columns: 180px 1fr; gap: 16px; padding: 18px 8px; border-bottom: 1px solid #ddd8ce; }
.c-company__list > div:last-child { border-bottom: 0; }
.c-company__list dt { font-family: var(--c-sans); font-size: 13px; color: var(--c-sub); letter-spacing: .1em; }
.c-company__list dd { font-size: 14.5px; }
@media (max-width: 600px) { .c-company { padding: 16px 0 72px; } .c-company__list > div { grid-template-columns: 1fr; gap: 2px; padding: 14px 4px; } }

/* ---------- contact band ---------- */
.c-contact { color: var(--c-ink); background: linear-gradient(169deg, #913841 10%, #a1dbd4 50%, #4d8c87 88%); padding: 64px 0; }
.c-contact__grid { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 48px; }
.c-contact__title { font-family: var(--c-latin); font-weight: 400; font-size: 64px; line-height: 1; color: #fff; }
.c-contact__text { font-size: 18px; line-height: 1.8; }
@media (max-width: 767px) { .c-contact { padding: 56px 0; } .c-contact__grid { grid-template-columns: 1fr; gap: 20px; } .c-contact__title { font-size: 44px; } .c-contact__text { font-size: 14px; } }

/* ---------- footer ---------- */
.c-footer { background: #fff; padding: 32px 0 40px; overflow: hidden; }
.c-footer__links { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 28px; list-style: none; margin: 0; padding: 0 var(--c-gutter); font-size: 12px; }
.c-footer__links a { text-decoration: none; }
.c-footer__links a:hover { color: var(--c-wine); }
.c-footer__copy { text-align: center; font-family: var(--c-sans); font-weight: 500; font-size: 10px; color: var(--c-sub); margin-top: 12px; letter-spacing: .08em; }

/* 微調整 */
.c-contact .c-btn { justify-self: start; }
@media (max-width: 767px) {
  .c-hero__img { object-position: 90% 50%; }
}
.c-message__img img { height: auto; aspect-ratio: 1 / 1; object-position: 50% 22%; }
@media (max-width: 900px) { .c-message__img img { aspect-ratio: 1 / 1; } }