/* ===== Revalu Inc. Corporate Site ===== */
:root {
  --c-accent: #0186A3;
  --c-accent-dark: #016E86;
  --c-accent-pale: #9BC8DA;
  --c-accent-bg: #EAF4F7;
  --c-footer: #3E8CA3;
  --c-text: #333333;
  --c-sub: #6B6B6B;
  --c-ghost: #EDF1F3;
  --c-purple: #7B5BA8;
  --c-pink: #C77DB5;
  --grad: linear-gradient(90deg, #0186A3 0%, #7B5BA8 70%, #C77DB5 100%);
  --c-line: #E2E6E8;
  --c-error: #C62828;
  --radius: 16px;
  --f-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --f-en: "Poppins", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--f-jp); color: var(--c-text); background: #fff; line-height: 1.9; letter-spacing: .08em; font-size: 15px; }
img { max-width: 100%; display: block; }
a { color: var(--c-accent); }
h1, h2, h3, p { margin: 0; }
.container { width: min(1080px, 100% - 48px); margin-inline: auto; }
.narrow { width: min(820px, 100% - 48px); margin-inline: auto; }
.sp-only { display: none; }
@media (max-width: 767px) { .sp-only { display: inline; } .pc-only { display: none; } }

/* 画像スロット：画像が無い場合はグラデーションを表示 */
.ph { background-color: #3d6f80; background-size: cover; background-position: center; }

/* ----- Header ----- */
.site-header { position: fixed; inset: 0 0 auto; z-index: 100; background: rgba(255,255,255,.88); backdrop-filter: blur(10px); transition: box-shadow .3s; }
.site-header.is-scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.06); }
.header-inner { height: 80px; display: flex; align-items: center; justify-content: space-between; width: min(1240px, 100% - 48px); margin-inline: auto; }
.logo { display: flex; align-items: center; }
.logo img { height: 40px; width: auto; }
.global-nav ul { display: flex; align-items: center; gap: 36px; margin: 0; padding: 0; list-style: none; }
.global-nav a { font-family: var(--f-en); font-weight: 600; font-size: 13px; letter-spacing: .16em; color: var(--c-accent); text-decoration: none; transition: color .2s; }
.global-nav a:hover { color: var(--c-purple); }
.global-nav .nav-contact { background: var(--grad); color: #fff; padding: 10px 22px; border-radius: 999px; letter-spacing: .1em; }
.global-nav .nav-contact:hover { color: #fff; opacity: .85; }
.nav-toggle { display: none; }
@media (max-width: 960px) {
  .header-inner { height: 64px; }
  .logo img { height: 32px; }
  .nav-toggle { display: flex; flex-direction: column; justify-content: center; gap: 6px; width: 44px; height: 44px; padding: 10px; background: none; border: 0; cursor: pointer; }
  .nav-toggle span { height: 2px; background: var(--c-accent); transition: transform .2s, opacity .2s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .global-nav { position: absolute; top: 64px; left: 0; right: 0; background: #fff; display: none; box-shadow: 0 10px 20px rgba(0,0,0,.06); }
  .global-nav.is-open { display: block; }
  .global-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 8px 24px 24px; }
  .global-nav li a { display: block; padding: 16px 0; border-bottom: 1px solid var(--c-line); }
  .global-nav .nav-contact { margin-top: 16px; text-align: center; border: 0; }
}

main { padding-top: 80px; }
@media (max-width: 960px) { main { padding-top: 64px; } }

/* ----- Top hero ----- */
.hero { position: relative; padding: 32px 0 0; }
.hero-frame { position: relative; width: min(1240px, 100% - 48px); margin-inline: auto; height: min(78vh, 720px); min-height: 460px; border-radius: 24px; overflow: hidden; }
.hero-frame .ph { position: absolute; inset: 0; background-image: url(../images/hero.jpg), linear-gradient(135deg, #0b2a3a 0%, #0f4f62 45%, #1b7f95 100%); background-position: center 40%; }
.hero-frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(1,40,60,.62) 0%, rgba(1,60,80,.25) 55%, rgba(0,0,0,0) 85%); }
.hero-copy { position: absolute; z-index: 1; left: clamp(24px, 6vw, 80px); top: 50%; transform: translateY(-50%); color: #fff; }
.hero-en { font-family: var(--f-en); font-weight: 500; font-size: clamp(18px, 2.4vw, 28px); letter-spacing: .04em; margin-bottom: 10px; padding-left: .1em; text-shadow: 0 2px 12px rgba(0,0,0,.3); }
.hero-jp { font-size: clamp(48px, 9vw, 104px); font-weight: 900; letter-spacing: .08em; line-height: 1.2; text-shadow: 0 4px 24px rgba(0,0,0,.3); }
.scroll-ind { position: absolute; z-index: 1; right: 28px; bottom: 32px; writing-mode: vertical-rl; font-family: var(--f-en); font-weight: 800; font-size: 12px; letter-spacing: .3em; color: #fff; display: flex; align-items: center; gap: 12px; }
.scroll-ind::after { content: ""; width: 1px; height: 80px; background: rgba(255,255,255,.8); animation: scrollLine 2s ease-in-out infinite; transform-origin: top; }
@keyframes scrollLine { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }
@media (prefers-reduced-motion: reduce) { .scroll-ind::after { animation: none; } html { scroll-behavior: auto; } }
@media (max-width: 767px) { .hero-jp { font-size: 10vw; letter-spacing: .02em; white-space: nowrap; } .hero-en { font-size: 4.6vw; } .hero-frame { width: calc(100% - 32px); height: 70vh; border-radius: 16px; } .scroll-ind { right: 14px; } }

/* ----- Message (top) ----- */
.about-message { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; margin-bottom: 96px; }
.message-title { font-size: clamp(26px, 3vw, 36px); font-weight: 900; line-height: 1.5; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (max-width: 900px) { .about-message { grid-template-columns: 1fr; gap: 24px; margin-bottom: 64px; } }
.message-body p { font-size: 14px; margin-bottom: 1.2em; }
.message-body .em { font-weight: 700; font-size: 16px; }

/* ----- Section heading（ゴースト英字＋和文ラベル） ----- */
.sec { padding: 110px 0; }
.sec-tint { background: var(--c-accent-bg); }
.sec-head { position: relative; margin-bottom: 48px; }
.sec-head .ghost { font-family: var(--f-en); font-weight: 800; font-style: italic; font-size: clamp(40px, 7vw, 72px); letter-spacing: .1em; line-height: 1; color: var(--c-ghost); text-transform: uppercase; user-select: none; }
.sec-head .label { display: inline-block; margin-top: -0.6em; position: relative; font-size: 16px; font-weight: 900; letter-spacing: .25em; color: var(--c-accent); padding: 0 20px 6px 4px; background: var(--grad) left bottom / 100% 2px no-repeat; }
.sec-tint .sec-head .ghost { color: #fff; }
.sec-lead { color: var(--c-sub); margin: -16px 0 48px; }
@media (max-width: 767px) { .sec { padding: 80px 0; } }

/* ----- Page header（下層） ----- */
.page-hero { position: relative; height: 320px; display: grid; place-items: center; text-align: center; color: #fff; overflow: hidden; }
.page-hero .ph { position: absolute; inset: 0; background-image: url(../images/hero.jpg), linear-gradient(135deg, #1b5566, #2f86a3); }
.page-hero::after { content: ""; position: absolute; inset: 0; background: rgba(1,70,90,.55); }
.page-hero-inner { position: relative; z-index: 1; }
.page-hero h1, .page-hero-title { font-size: clamp(26px, 4vw, 34px); font-weight: 700; letter-spacing: .2em; padding: 0 12px 6px; border-bottom: 2px solid #fff; display: inline-block; }
.page-hero .en { display: block; font-family: var(--f-en); font-weight: 500; font-size: 13px; letter-spacing: .25em; margin-top: 8px; }
@media (max-width: 767px) { .page-hero { height: 220px; } }

/* ----- Buttons ----- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 36px; border-radius: 8px; border: 0; cursor: pointer; text-decoration: none; font-family: inherit; font-weight: 700; font-size: 15px; letter-spacing: .1em; transition: background .2s, transform .2s; }
.btn-primary { background: var(--grad); color: #fff; border-radius: 999px; }
.btn-primary:hover { color: #fff; opacity: .9; transform: translateY(-2px); }
.btn-primary:disabled { opacity: .6; cursor: wait; transform: none; }
.btn .arrow { font-family: var(--f-en); font-weight: 800; }

/* ----- News list ----- */
.news-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--c-line); }
.news-list li { border-bottom: 1px solid var(--c-line); }
.news-item { display: grid; grid-template-columns: 110px 120px 1fr 24px; align-items: center; gap: 4px 16px; padding: 22px 8px; color: var(--c-text); text-decoration: none; transition: background .2s; }
.news-item time { font-family: var(--f-en); font-size: 13px; color: var(--c-sub); letter-spacing: .08em; }
.cat { display: inline-block; justify-self: start; font-size: 11px; font-weight: 700; color: var(--c-accent); border: 1px solid var(--c-accent); border-radius: 999px; padding: 1px 12px; letter-spacing: .08em; line-height: 1.8; white-space: nowrap; }
.news-item .t { font-weight: 500; }
.news-item .chev { color: var(--c-sub); font-family: var(--f-en); font-size: 20px; transition: transform .2s; }
a.news-item:hover { background: var(--c-accent-bg); }
a.news-item:hover .t { color: var(--c-accent); }
a.news-item:hover .chev { transform: translateX(4px); color: var(--c-accent); }
.center-btn { text-align: center; margin-top: 48px; }
@media (max-width: 700px) {
  .news-item { grid-template-columns: auto 1fr 20px; }
  .news-item .t { grid-column: 1 / 3; }
  .news-item .chev { grid-column: 3; grid-row: 1 / span 2; }
}

/* ----- Article ----- */
.article-head { padding-bottom: 28px; margin-bottom: 40px; border-bottom: 1px solid var(--c-line); }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-bottom: 14px; font-size: 13px; color: var(--c-sub); }
.article-meta time { font-family: var(--f-en); letter-spacing: .08em; }
.article-meta .no { font-size: 12px; }
.article-head h1 { font-size: clamp(22px, 3vw, 30px); line-height: 1.6; letter-spacing: .06em; }
.article-body p { margin-bottom: 1.4em; }
.article-body h2 { font-size: 19px; margin: 48px 0 16px; padding-left: 14px; position: relative; letter-spacing: .1em; }
.article-body h2::before { content: ""; position: absolute; left: 0; top: .25em; bottom: .25em; width: 4px; border-radius: 2px; background: linear-gradient(180deg, #0186A3, #7B5BA8 70%, #C77DB5); }
.article-dl { margin: 0 0 1.6em; background: var(--c-accent-bg); border-radius: 12px; padding: 12px 24px; }
.article-dl > div { display: grid; grid-template-columns: 120px 1fr; padding: 10px 0; border-bottom: 1px solid rgba(1,134,163,.12); }
.article-dl > div:last-child { border-bottom: 0; }
.article-dl dt { color: var(--c-sub); font-size: 14px; }
.article-dl dd { margin: 0; font-weight: 500; }
.article-note { font-size: 13px; color: var(--c-sub); }
.article-pager { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: center; margin-top: 72px; padding-top: 32px; border-top: 1px solid var(--c-line); font-size: 13px; }
.article-pager a { color: var(--c-text); text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-pager a:hover { color: var(--c-accent); }
.article-pager .next { text-align: right; }
.article-pager .to-list { padding: 10px 24px; border-radius: 999px; background: var(--grad); color: #fff; font-weight: 700; }
.article-pager .to-list:hover { color: #fff; opacity: .9; }
@media (max-width: 600px) {
  .article-pager { grid-template-columns: 1fr 1fr; }
  .article-pager .to-list { grid-column: 1 / -1; grid-row: 2; justify-self: center; }
  .article-dl > div { grid-template-columns: 1fr; }
}

/* ----- About ----- */
.about-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; padding: 56px; background: var(--c-accent-bg); border-radius: 24px; }
.about-catch { font-size: clamp(20px, 2.4vw, 26px); font-weight: 900; color: var(--c-accent); line-height: 1.6; margin-bottom: 20px; }
.about-text p { color: var(--c-sub); }
.about-text strong { color: var(--c-text); }
.cycle { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cycle li { background: #fff; border-radius: var(--radius); padding: 22px 24px; display: flex; flex-direction: column; gap: 2px; }
.cycle-num { font-family: var(--f-en); font-weight: 700; font-size: 13px; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; width: fit-content; }
.cycle-title { font-weight: 900; font-size: 18px; }
.cycle-desc { color: var(--c-sub); font-size: 13px; line-height: 1.7; letter-spacing: .04em; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 32px; padding: 32px 24px; } }
@media (max-width: 480px) { .cycle { grid-template-columns: 1fr; } }

/* ----- Business ----- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card { position: relative; background: #fff; border-radius: var(--radius); padding: 40px 32px; box-shadow: 0 4px 30px rgba(0,0,0,.06); overflow: hidden; transition: transform .25s, box-shadow .25s; }
.card::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--grad); }
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 36px rgba(0,0,0,.10); }
.card-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--c-accent-bg); display: grid; place-items: center; margin-bottom: 20px; }
.card-icon svg { width: 28px; height: 28px; fill: none; stroke: var(--c-accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card-num { position: absolute; top: 28px; right: 28px; font-family: var(--f-en); font-weight: 800; font-style: italic; font-size: 36px; color: var(--c-ghost); line-height: 1; }
.card-title { font-size: 20px; line-height: 1.6; margin-bottom: 14px; }
.card p { color: var(--c-sub); font-size: 14px; }
@media (max-width: 900px) { .cards { grid-template-columns: 1fr; } }

/* ----- Team ----- */
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.member { background: #fff; border-radius: 24px; padding: 32px 32px 36px; box-shadow: 0 4px 30px rgba(0,0,0,.07); display: flex; flex-direction: column; }
.member .photo { aspect-ratio: 1; width: 72%; margin: 0 auto 24px; border-radius: 20px; object-fit: cover; height: auto; }
.member .role { flex: none; text-align: center; font-size: 11px; font-weight: 700; color: var(--c-sub); letter-spacing: .1em; }
.member h3 { line-height: 1.6; margin-top: 2px; text-align: center; font-size: 20px; letter-spacing: .1em; margin-bottom: 20px; }
.member h3 .en { font-family: var(--f-en); font-weight: 700; }
@media (max-width: 600px) { .member h3 .en { display: block; font-size: 15px; } }
.member p { font-size: 14px; color: var(--c-text); flex: 1; }
@media (max-width: 800px) { .team-grid { grid-template-columns: 1fr; } }

/* ----- Company ----- */
.info-table { margin: 0; border-top: 1px solid var(--c-line); }
.info-table > div { display: grid; grid-template-columns: 160px 1fr; border-bottom: 1px solid var(--c-line); }
.info-table dt { padding: 22px 12px; font-size: 14px; color: var(--c-sub); }
.info-table dd { margin: 0; padding: 22px 12px; font-weight: 500; }
.info-table .dd-sub { font-weight: 400; font-size: 14px; color: var(--c-sub); }
.sec-tint .info-table { background: #fff; border-radius: var(--radius); padding: 8px 32px; border-top: 0; }
.sec-tint .info-table > div:last-child { border-bottom: 0; }
@media (max-width: 600px) { .info-table > div { grid-template-columns: 1fr; } .info-table dt { padding: 16px 0 0; } .info-table dd { padding: 2px 0 16px; } }

/* ----- Contact form ----- */
.contact-intro p { margin-bottom: 1em; }
.contact-form { margin-top: 40px; background: #fff; border-radius: var(--radius); padding: 48px; box-shadow: 0 4px 30px rgba(0,0,0,.06); }
.form-row { margin-bottom: 24px; }
.form-row > label { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.req { background: var(--c-accent); color: #fff; font-size: 11px; padding: 1px 8px; border-radius: 4px; letter-spacing: .05em; }
.contact-form :is(input[type="text"], input[type="email"], select, textarea) { width: 100%; font: inherit; font-size: 16px; letter-spacing: .03em; color: var(--c-text); padding: 13px 16px; border: 1px solid var(--c-line); border-radius: 8px; background: #F7FAFB; transition: border-color .2s, box-shadow .2s, background .2s; }
.contact-form textarea { min-height: 180px; resize: vertical; line-height: 1.7; }
.contact-form :is(input, select, textarea):focus { outline: none; border-color: var(--c-accent); background: #fff; box-shadow: 0 0 0 3px rgba(1,134,163,.15); }
.contact-form .is-invalid { border-color: var(--c-error) !important; background: #FFF7F7 !important; }
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
.checkbox { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.checkbox input { width: 20px; height: 20px; accent-color: var(--c-accent); }
.form-agree { text-align: center; margin-top: 32px; }
.form-error { color: var(--c-error); font-size: 14px; text-align: center; margin-bottom: 16px; }
.form-submit { text-align: center; }
.form-submit .btn { min-width: 260px; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-done { margin-top: 48px; background: #fff; border-radius: var(--radius); padding: 56px 32px; text-align: center; box-shadow: 0 4px 30px rgba(0,0,0,.06); outline: none; }
.form-done h3 { color: var(--c-accent); font-size: 22px; margin-bottom: 16px; }
@media (max-width: 600px) { .contact-form { padding: 32px 20px; } .form-2col { grid-template-columns: 1fr; } }

/* ----- Policy ----- */
.policy h2 { font-size: 24px; color: var(--c-accent); letter-spacing: .15em; margin: 0 0 24px; }
.policy h3 { font-size: 17px; margin: 40px 0 12px; padding-left: 12px; border-left: 4px solid var(--c-accent); }
.policy p, .policy li { font-size: 14px; }
.policy p { margin-bottom: 1em; }
.policy ol, .policy ul { padding-left: 1.5em; margin: 0 0 1em; }
.policy .meta { text-align: right; color: var(--c-sub); margin-top: 32px; }
.policy + .policy { margin-top: 96px; padding-top: 96px; border-top: 1px solid var(--c-line); }

/* ----- Footer ----- */
.site-footer { background: linear-gradient(135deg, #016E86 0%, #0186A3 55%, #5E6FA8 100%); color: #fff; padding: 80px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 48px; }
.footer-logo { display: inline-block; margin-bottom: 28px; }
.footer-logo img { height: 44px; width: auto; }
.footer-info { font-size: 13px; line-height: 2.2; }
.footer-info a { color: #fff; }
.footer-sub { list-style: none; margin: 24px 0 0; padding: 0; }
.footer-sub a, .footer-nav a { color: #fff; text-decoration: none; font-family: var(--f-en); font-weight: 600; letter-spacing: .12em; font-size: 14px; }
.footer-sub small, .footer-nav small { font-family: var(--f-jp); font-weight: 400; font-size: 10px; letter-spacing: .1em; margin-left: 8px; opacity: .85; }
.footer-nav { list-style: none; margin: 0; padding: 0; line-height: 2.3; }
.footer-nav a { font-size: 17px; }
.footer-nav a:hover, .footer-sub a:hover { opacity: .7; }
.footer-sns { display: flex; justify-content: center; gap: 28px; margin: 56px auto 0; background: #fff; border-radius: 999px; padding: 12px 36px; width: fit-content; }
.footer-sns a { display: block; width: 22px; height: 22px; color: var(--c-accent); }
.footer-sns svg { width: 100%; height: 100%; fill: currentColor; }
.copyright { text-align: center; font-size: 12px; margin-top: 28px; opacity: .85; }
@media (max-width: 767px) { .footer-grid { grid-template-columns: 1fr; } }

.to-top { position: fixed; right: 24px; bottom: 24px; z-index: 90; width: 52px; height: 52px; border-radius: 50%; background: #fff; box-shadow: 0 4px 16px rgba(0,0,0,.15); display: grid; place-items: center; color: var(--c-text); text-decoration: none; font-family: var(--f-en); font-weight: 700; opacity: 0; pointer-events: none; transition: opacity .3s; }
.to-top.is-show { opacity: 1; pointer-events: auto; }
.to-top svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 2.4; }

/* ----- Fade ----- */
.js-fade { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.js-fade.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js-fade { opacity: 1; transform: none; transition: none; } }