/*
Theme Name: RIVELUNA Official
Theme URI: https://riveluna.com/
Author: RIVELUNA
Description: RIVELUNA公式サイト用オリジナルWordPressテーマ。
Version: 0.6.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 7.4
Text Domain: riveluna
*/
:root{--navy:#102743;--navy-deep:#091a30;--gold:#b7883e;--ivory:#f5f3ee;--paper:#fbfaf7;--ink:#162540;--muted:#5f6b7b;--line:#dde2e8;--white:#fff;--shadow:0 24px 70px rgba(16,39,67,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;line-height:1.8;letter-spacing:.01em}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}.container{width:min(1280px,calc(100% - 64px));margin:auto}.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(16,39,67,.08)}.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{font-family:Georgia,"Times New Roman",serif;font-size:28px;font-weight:700;letter-spacing:.08em;color:var(--navy)}.brand small{display:inline-block;margin-left:14px;font-size:11px;font-weight:600;letter-spacing:.02em;color:#526176}.nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:700}.nav a{position:relative}.nav a:not(.header-cta):after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:1px;background:var(--gold);transform:scaleX(0);transition:.2s}.nav a:hover:after{transform:scaleX(1)}.header-cta{padding:12px 18px;border-radius:4px;background:var(--navy);color:#fff}.menu-toggle{display:none;border:0;background:none;font-size:27px;color:var(--navy)}

.hero{overflow:hidden}.hero-v06{background:linear-gradient(90deg,#fff 0 51%,#f4f6f7 51% 100%)}.hero-grid{display:grid;grid-template-columns:minmax(0,46%) minmax(0,54%);align-items:center;min-height:700px}.hero-copy{padding:60px 46px 60px 0}.eyebrow,.section-label{margin:0 0 18px;color:var(--gold);font-size:12px;font-weight:800;letter-spacing:.16em}.eyebrow:before,.section-label:before{content:"";display:inline-block;width:42px;height:1px;margin:0 12px 4px 0;background:currentColor}.hero h1{margin:0;color:var(--navy);font-family:Georgia,"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(38px,4.25vw,72px);line-height:1.18;letter-spacing:-.04em}.hero-line{display:block;white-space:nowrap}.hero-sub{margin:24px 0 0;font-size:18px;font-weight:800;color:var(--navy)}.hero-lead{margin:18px 0 0;max-width:540px;font-size:15px;color:#526176;line-height:1.95}.hero-points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px;font-size:15px;font-weight:700}.hero-points li{position:relative;padding-left:30px}.hero-points li:before{content:"✓";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:var(--navy);color:#fff;font-size:11px;display:grid;place-items:center}.hero-actions{display:flex;gap:16px;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 26px;border-radius:4px;font-weight:800;transition:.2s}.btn-primary{background:var(--navy);color:#fff;box-shadow:0 12px 28px rgba(16,39,67,.18)}.btn-primary:hover{background:var(--navy-deep);transform:translateY(-1px)}.btn-outline{border:1px solid #c7ccd3;background:#fff}.btn-outline:hover{border-color:var(--navy)}
.hero-photo{margin:0;padding:38px 0 38px 34px}.hero-image-wrap{position:relative;min-height:560px}.hero-image-wrap img{width:100%;height:560px;object-fit:cover;object-position:center;border-radius:0;box-shadow:var(--shadow)}.hero-image-wrap:before{content:"";position:absolute;left:-3px;top:0;bottom:0;width:32%;background:linear-gradient(90deg,#fff 6%,rgba(255,255,255,.86) 38%,rgba(255,255,255,0) 100%);z-index:2;pointer-events:none}.hero-site-card{position:absolute;z-index:3;background:#fff;border:1px solid rgba(16,39,67,.08);box-shadow:0 18px 40px rgba(16,39,67,.12)}.hero-site-card-main{left:-20px;bottom:26px;width:310px;border-radius:18px;overflow:hidden}.site-card-browser{display:flex;gap:7px;padding:12px 14px;background:#f3f5f7;border-bottom:1px solid rgba(16,39,67,.08)}.site-card-browser span{width:8px;height:8px;border-radius:50%;background:#c9d2db}.site-card-screen{padding:22px}.site-card-screen-main strong{display:block;color:var(--navy);font-size:24px;line-height:1.45;font-family:Georgia,"Yu Mincho",serif;letter-spacing:-.02em}.site-card-screen-main p{margin:12px 0 0;font-size:13px;line-height:1.8;color:var(--muted)}.hero-site-card-sub{right:-18px;top:38px;width:230px;border-radius:16px;overflow:hidden}.site-card-screen-sub{background:var(--navy);color:#fff;min-height:168px;display:flex;flex-direction:column;justify-content:flex-end}.site-card-screen-sub strong{font-size:20px;line-height:1.45;font-family:Georgia,"Yu Mincho",serif}.mini-label{display:inline-block;align-self:flex-start;margin-bottom:14px;padding:4px 9px;border-radius:999px;background:rgba(255,255,255,.12);font-size:10px;letter-spacing:.12em;font-weight:800}

.reasons{padding:34px 0 10px;background:#fff}.reasons-title{margin:0 0 28px;color:var(--navy);font-family:Georgia,"Yu Mincho",serif;font-size:clamp(30px,2.7vw,48px);line-height:1.25;text-align:center;letter-spacing:-.03em}.reasons-title span{color:var(--gold)}.reasons-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.reason-item{display:grid;grid-template-columns:84px 1fr;gap:22px;padding:32px 26px;border-right:1px solid var(--line)}.reason-item:last-child{border-right:0}.reason-icon{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff}.reason-icon svg{width:38px;height:38px}.reason-item h3{margin:4px 0 8px;font-size:28px;line-height:1.35;color:var(--navy);font-family:Georgia,"Yu Mincho",serif;letter-spacing:-.03em}.reason-item p{margin:0;color:var(--muted);font-size:15px;line-height:1.85}

.section{padding:102px 0}.section-head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:72px;align-items:end;margin-bottom:46px}.section-head h2,.split-copy h2,.cta h2{margin:0;color:var(--navy);font-family:Georgia,"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(34px,3vw,52px);line-height:1.35;letter-spacing:-.03em}.heading-line{display:block}.section-head>p{margin:0;color:var(--muted);font-size:15px}

.works{background:var(--paper)}.works-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}.work-card{background:#fff;border:1px solid var(--line);box-shadow:0 10px 28px rgba(16,39,67,.06);overflow:hidden}.work-card.large{grid-row:span 2}.work-card figure{margin:0;background:#eef2f6}.work-card.large figure img{aspect-ratio:4/3;object-fit:cover;object-position:top center}.work-card:not(.large) figure img{aspect-ratio:16/10;object-fit:cover;object-position:top center}.work-meta{padding:22px 24px 24px}.work-meta span{display:inline-block;margin-bottom:10px;color:var(--gold);font-size:12px;font-weight:800;letter-spacing:.12em}.work-meta h3{margin:0;color:var(--navy);font-size:24px;line-height:1.55;font-family:Georgia,"Yu Mincho",serif;letter-spacing:-.02em}

.service{background:#fff}.service-list{border-top:1px solid var(--line)}.service-row{display:grid;grid-template-columns:90px minmax(250px,.82fr) minmax(330px,1.18fr);gap:34px;align-items:start;padding:34px 0;border-bottom:1px solid var(--line)}.service-no{font-family:Georgia,serif;font-size:31px;color:var(--gold)}.service-row h3{margin:2px 0 0;font-size:22px;color:var(--navy)}.service-row p{margin:0;color:var(--muted);font-size:15px;line-height:1.9}
.split{background:#fff}.split-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(400px,.98fr);gap:78px;align-items:center}.split-photo{position:relative}.split-photo img{width:100%;aspect-ratio:16/11;object-fit:cover;box-shadow:var(--shadow)}.split-photo:before{content:"";position:absolute;left:-16px;bottom:-16px;width:116px;height:116px;background:var(--gold);z-index:-1}.split-copy p{color:var(--muted);font-size:15px;line-height:1.9}.check-list{list-style:none;padding:0;margin:28px 0 0}.check-list li{padding:14px 0 14px 30px;border-bottom:1px solid var(--line);position:relative;font-weight:650}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:900}
.process{background:var(--ivory)}.steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.step{padding:34px 24px;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step b{font-family:Georgia,serif;font-size:30px;color:var(--gold)}.step h3{margin:20px 0 8px;font-size:20px;color:var(--navy)}.step p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.cta{padding:92px 0;background:var(--navy);color:#fff}.cta-inner{display:grid;grid-template-columns:1fr auto;gap:70px;align-items:center}.cta .section-label{color:#d5b77d}.cta h2{color:#fff}.cta p{margin:18px 0 0;max-width:760px;color:#d7deea;font-size:15px}.btn-light{background:#fff;color:var(--navy)}
.site-footer{padding:58px 0 24px;background:var(--navy-deep);color:#fff}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:42px}.footer-title{margin-bottom:14px;font-family:Georgia,serif;font-size:22px;letter-spacing:.08em}.footer-copy,.footer-links,.copyright{color:#aab4c3}.footer-links{display:grid;gap:8px}.copyright{margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);font-size:12px}.content-wrap{width:min(860px,calc(100% - 40px));margin:70px auto}

@media(max-width:1120px){.container{width:min(100% - 44px,1280px)}.hero-grid{grid-template-columns:1fr}.hero-copy{padding:58px 0 36px}.hero-line{white-space:normal}.hero-photo{padding:0 0 18px}.hero-image-wrap{min-height:auto}.hero-image-wrap img{height:520px}.hero-site-card-main{left:20px;bottom:18px}.hero-site-card-sub{right:20px;top:18px}.reasons-grid{grid-template-columns:1fr}.reason-item{border-right:0;border-bottom:1px solid var(--line)}.reason-item:last-child{border-bottom:0}.section-head,.works-grid,.split-grid,.cta-inner{grid-template-columns:1fr}.works-grid{gap:20px}.work-card.large{grid-row:auto}.service-row{grid-template-columns:66px 1fr}.service-row p{grid-column:2}.steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:960px){.nav{display:none;position:absolute;top:68px;left:18px;right:18px;background:#fff;padding:20px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}.nav.is-open{display:flex}.menu-toggle{display:block}.brand small{display:none}.hero h1{font-size:clamp(36px,8vw,52px)}.hero-image-wrap img{height:440px}.hero-site-card-main{position:relative;left:auto;bottom:auto;width:100%;margin-top:14px}.hero-site-card-sub{display:none}.section{padding:78px 0}.service-row{gap:16px}.steps{grid-template-columns:1fr}}
@media(max-width:620px){.container{width:min(100% - 28px,1280px)}.header-inner{height:66px}.brand{font-size:22px}.hero-copy{padding:42px 0 30px}.hero h1{font-size:38px;line-height:1.28}.hero-sub{font-size:17px}.hero-lead,.section-head>p,.split-copy p,.reason-item p,.service-row p,.cta p{font-size:14px}.hero-actions{flex-direction:column;align-items:stretch}.hero-image-wrap img{height:320px}.hero-image-wrap:before{width:48%;background:linear-gradient(90deg,#fff 12%,rgba(255,255,255,.92) 48%,rgba(255,255,255,0) 100%)}.reasons-title{font-size:28px}.reason-item{grid-template-columns:64px 1fr;gap:16px;padding:24px 16px}.reason-icon{width:56px;height:56px}.reason-icon svg{width:28px;height:28px}.reason-item h3{font-size:22px}.section-head h2,.split-copy h2,.cta h2,.work-meta h3{font-size:31px;line-height:1.42}.heading-line{display:inline}.service-row{grid-template-columns:48px 1fr}.service-row h3{font-size:19px}.split-photo:before{display:none}.footer-grid{grid-template-columns:1fr}}