/* ================================================================
   山海口腔 v2.0 - Apple Minimalist x Luxury Dental
   ================================================================ */

:root {
  --ink: #1a1c1e; --ink-light: #3a3d40; --ink-muted: #6b6e72;
  --warm-white: #faf9f7; --ivory: #f5f2ed; --warm-gray: #e8e4de;
  --border-light: #e0dcd6; --border: #d4cfc8;
  --gold: #c4a882; --gold-light: #d9c9ad; --gold-pale: #f6f1e8; --rose-gold: #b8946e;
  --white: #ffffff; --surface: #faf9f7;
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.03);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.05);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.06);
  --shadow-xl: 0 16px 64px rgba(0,0,0,0.08);
  --radius-sm: 8px; --radius: 14px; --radius-lg: 22px; --radius-xl: 28px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --header-h: 72px; --section-gap: 120px; --content-max: 1200px; --content-narrow: 800px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--font);color:var(--ink);background:var(--warm-white);line-height:1.75;font-size:16px;letter-spacing:.01em}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .3s var(--ease-out)}
a:hover{color:var(--gold)}
::selection{background:var(--gold-pale);color:var(--ink)}
h1,h2,h3,h4{font-weight:500;line-height:1.2;color:var(--ink);letter-spacing:.02em}
h1{font-size:clamp(2.8rem,5.5vw,4.2rem);font-weight:300;letter-spacing:.04em}
h2{font-size:clamp(1.8rem,3vw,2.4rem);font-weight:400}
h3{font-size:1.25rem}h4{font-size:1.05rem}
p{color:var(--ink-muted)}
.container{max-width:var(--content-max);margin:0 auto;padding:0 40px}
.section{padding:var(--section-gap) 0}
.section-alt{background:var(--ivory)}
.section-header{text-align:center;margin-bottom:64px}
.section-header h2{margin-bottom:12px}
.section-header p{font-size:1.05rem;color:var(--ink-muted);max-width:520px;margin:0 auto}
.section-header h2::after{content:"";display:block;width:36px;height:1.5px;background:var(--gold);margin:20px auto 0;transition:width .5s var(--ease-out)}
.section-header:hover h2::after{width:56px}
.section-cta{text-align:center;margin-top:56px;display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

.site-header{position:sticky;top:0;z-index:100;height:var(--header-h);background:rgba(250,249,247,.85);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:.5px solid transparent;transition:border-color .4s,box-shadow .4s}
.site-header.scrolled{border-bottom-color:var(--border-light);box-shadow:var(--shadow-xs)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%}
/* Logo breathing glow */
@keyframes logoBreathe{0%,100%{opacity:.25}50%{opacity:1}}
.logo-link{position:relative}
.logo-link::before{content:"";position:absolute;inset:-14px;background:radial-gradient(ellipse at center,rgba(196,168,130,.07),transparent 70%);border-radius:50%;z-index:0;opacity:0;animation:logoBreathe 4.5s ease-in-out infinite;pointer-events:none}
.logo-link{display:flex;align-items:center;flex-shrink:0}
.logo-img{height:40px;width:auto;position:relative;z-index:1;transition:transform .4s var(--ease-spring)}
.logo-link:hover .logo-img{transform:scale(1.04)}
.main-nav{display:flex;align-items:center}
.nav-list{display:flex;list-style:none;gap:4px}
.nav-list a{display:block;padding:8px 16px;font-size:.9rem;font-weight:450;color:var(--ink-muted);border-radius:8px;transition:all .3s var(--ease-out)}
.nav-list a:hover{color:var(--ink);background:rgba(0,0,0,.03)}
.nav-list a.active{color:var(--gold)}
.nav-toggle{display:none}

.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:100px;font-size:.95rem;font-weight:500;font-family:var(--font);letter-spacing:.02em;cursor:pointer;transition:all .35s var(--ease-out);border:none}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#2c2e30;color:#fff;transform:translateY(-1px);box-shadow:0 4px 20px rgba(26,28,30,.15)}
.btn-outline{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--border)}
.btn-outline:hover{background:var(--ink);color:#fff;box-shadow:none;transform:translateY(-1px)}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:var(--rose-gold);color:#fff;transform:translateY(-1px);box-shadow:0 4px 20px rgba(196,168,130,.25)}
.btn-sm{padding:9px 20px;font-size:.85rem}

.hero{position:relative;min-height:92vh;display:flex;align-items:center;background:var(--ink);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:url("/images/environment/exterior.jpg") center/cover no-repeat;opacity:.35;z-index:0}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,28,30,.3) 0%,rgba(26,28,30,.6) 50%,rgba(26,28,30,.85) 100%);z-index:1}
.hero .container{position:relative;z-index:3}
.hero-content{max-width:640px;padding:80px 0}
.hero-title{font-size:clamp(2.6rem,6vw,4.8rem);font-weight:250;color:#fff;letter-spacing:.06em;line-height:1.1;margin-bottom:24px;animation:heroFadeUp 1s var(--ease-out) both}
.hero-tagline{font-size:1.2rem;color:var(--gold-light);letter-spacing:.12em;margin-bottom:16px;font-weight:400;animation:heroFadeUp 1s .15s var(--ease-out) both}
.hero-desc{font-size:1.05rem;color:rgba(255,255,255,.65);line-height:1.85;margin-bottom:40px;max-width:520px;font-weight:350;animation:heroFadeUp 1s .3s var(--ease-out) both}
.hero .btn{animation:heroFadeUp 1s .45s var(--ease-out) both}
.hero .btn-outline{color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.3)}
.hero .btn-outline:hover{background:#fff;color:var(--ink);box-shadow:none}
@keyframes heroFadeUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}


/* ===== Particle Animations ===== */
@keyframes particleFloat{0%{transform:translate(0,0);opacity:0}10%{opacity:var(--p-opacity)}80%{opacity:var(--p-opacity)}100%{transform:translate(var(--p-drift),-120vh);opacity:0}}
@keyframes particleFloatCTA{0%{transform:translate(0,0);opacity:0}15%{opacity:var(--p-opacity)}80%{opacity:var(--p-opacity)}100%{transform:translate(var(--p-drift),-60vh);opacity:0}}
@keyframes trailFloat{0%{opacity:var(--t-opacity);transform:translate(0,0) scale(1);filter:blur(0)}100%{opacity:0;transform:translate(var(--t-drift),-60px) scale(.15);filter:blur(1px)}}
@keyframes clickRipple{0%{transform:scale(0);opacity:.25}100%{transform:scale(3.5);opacity:0}}
.cursor-particle{position:fixed;pointer-events:none;z-index:9999;border-radius:50%;will-change:transform,opacity;box-shadow:0 0 6px 1px rgba(196,168,130,.15)}
.click-ripple{position:fixed;pointer-events:none;z-index:9998;border-radius:50%;border:1px solid rgba(196,168,130,.35);background:rgba(196,168,130,.03);transform:scale(0);will-change:transform,opacity}


.hero-particles{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.hero-particle{position:absolute;border-radius:50%;will-change:transform,opacity;animation:particleFloat var(--p-duration) var(--p-delay) linear infinite}

.cta-particles{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.cta-particle{position:absolute;border-radius:50%;will-change:transform,opacity;animation:particleFloatCTA var(--p-duration) var(--p-delay) linear infinite}



.ph{background:var(--ink);color:#fff;padding:120px 0 80px;text-align:center;position:relative}
.ph::before{content:"";position:absolute;inset:0;background:url("/images/environment/corridor.jpg") center/cover no-repeat;opacity:.12;z-index:0}
.ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,28,30,.85),rgba(26,28,30,.92));z-index:1}
.ph .container{position:relative;z-index:2}
.ph h1{color:#fff;font-weight:300}
.ph p{color:rgba(255,255,255,.6);margin-top:12px;font-size:1rem}

.about-hero,.services-hero,.environment-hero,.process-hero,.faq-hero,.contact-hero,.welfare-hero,.knowledge-hero,.news-hero,.service-detail-hero,.knowledge-detail-hero,.news-detail-hero{background:var(--ink);color:#fff;padding:120px 0 80px;text-align:center;position:relative}
.about-hero::before,.services-hero::before,.environment-hero::before,.process-hero::before,.faq-hero::before,.contact-hero::before,.welfare-hero::before,.knowledge-hero::before,.news-hero::before,.service-detail-hero::before,.knowledge-detail-hero::before,.news-detail-hero::before{content:"";position:absolute;inset:0;background:url("/images/environment/corridor.jpg") center/cover no-repeat;opacity:.12;z-index:0}
.about-hero::after,.services-hero::after,.environment-hero::after,.process-hero::after,.faq-hero::after,.contact-hero::after,.welfare-hero::after,.knowledge-hero::after,.news-hero::after,.service-detail-hero::after,.knowledge-detail-hero::after,.news-detail-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,28,30,.85),rgba(26,28,30,.92));z-index:1}
.about-hero .container,.services-hero .container,.environment-hero .container,.process-hero .container,.faq-hero .container,.contact-hero .container,.welfare-hero .container,.knowledge-hero .container,.news-hero .container,.service-detail-hero .container,.knowledge-detail-hero .container,.news-detail-hero .container{position:relative;z-index:2}
.about-hero h1,.services-hero h1,.environment-hero h1,.process-hero h1,.faq-hero h1,.contact-hero h1,.welfare-hero h1,.knowledge-hero h1,.news-hero h1,.service-detail-hero h1,.knowledge-detail-hero h1,.news-detail-hero h1{color:#fff;font-weight:300}
.about-hero p,.services-hero p,.environment-hero p,.process-hero p,.faq-hero p,.contact-hero p,.welfare-hero p,.knowledge-hero p,.news-hero p,.service-detail-hero p,.knowledge-detail-hero p,.news-detail-hero p{color:rgba(255,255,255,.6);margin-top:12px;font-size:1rem}

.service-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:24px}
.service-card{display:block;text-decoration:none;color:var(--ink);background:var(--white);border-radius:var(--radius-lg);padding:40px 32px;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.service-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent}
.service-card-icon{margin-bottom:20px}
.geo-icon{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:16px;background:var(--gold-pale);color:var(--gold);transition:all .5s var(--ease-spring)}.geo-icon svg{width:26px;height:26px}
.service-card:hover .geo-icon{transform:scale(1.1);background:var(--gold);color:#fff}
.service-card h3{margin-bottom:8px;font-size:1.1rem}
.service-card p{color:var(--ink-muted);font-size:.9rem;line-height:1.65}
.service-card-tag{display:inline-block;margin-top:16px;padding:4px 14px;background:var(--surface);color:var(--ink-muted);border-radius:100px;font-size:.78rem;font-weight:450}

.env-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}
.env-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.env-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.env-card-img{width:100%;height:220px;object-fit:cover;transition:transform .7s var(--ease-out)}
.env-card:hover .env-card-img{transform:scale(1.04)}
.env-card h3{padding:20px 20px 4px;font-size:1rem}
.env-card p{padding:0 20px 20px;color:var(--ink-muted);font-size:.85rem;line-height:1.6}

.env-intro{font-size:1.1rem;color:var(--ink-muted);line-height:1.9;max-width:680px;margin:0 auto 48px;text-align:center;font-weight:350}
/* ===== Environment Showcase ===== */
.env-showcase{padding:0 0 100px}
.env-showcase-alt{background:var(--ivory);padding:100px 0}
.env-showcase-grid{display:flex;gap:80px;align-items:center}
.env-showcase-alt .env-showcase-grid{flex-direction:row-reverse}
.env-showcase-image{flex:0 0 52%;position:relative;overflow:hidden;border-radius:var(--radius-xl)}
.env-showcase-image img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .8s var(--ease-out)}
.env-showcase-image:hover img{transform:scale(1.03)}
.env-showcase-num{position:absolute;bottom:24px;left:24px;font-size:5rem;font-weight:200;color:#fff;line-height:1;text-shadow:0 2px 20px rgba(0,0,0,.3);opacity:.7;font-family:var(--font)}
.env-showcase-text{flex:1;padding:20px 0}
.env-showcase-label{display:block;font-size:.75rem;font-weight:600;letter-spacing:.15em;color:var(--gold);margin-bottom:16px;text-transform:uppercase}
.env-showcase-text h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:350;margin-bottom:20px;letter-spacing:.03em}
.env-showcase-line{width:48px;height:1.5px;background:var(--gold);margin-bottom:24px}
.env-showcase-text p{color:var(--ink-muted);line-height:1.9;font-size:1rem;max-width:480px}

.welfare-intro{font-size:1.05rem;color:var(--ink-muted);line-height:1.85;max-width:720px;margin:0 auto 72px;text-align:center}
.welfare-activity-card{display:flex;gap:56px;margin-bottom:80px;align-items:center}
.welfare-activity-card:nth-of-type(odd){flex-direction:row-reverse}
.welfare-gallery{flex:0 0 48%;display:grid;grid-template-columns:1fr 1fr;gap:8px;border-radius:var(--radius-xl);overflow:hidden}
.welfare-gallery-item{aspect-ratio:4/3;overflow:hidden}
.welfare-gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.welfare-gallery-item:hover img{transform:scale(1.05)}
.welfare-activity-info{flex:1}
.welfare-activity-info h2{font-size:1.6rem;font-weight:400;margin-bottom:6px}
.welfare-subtitle{color:var(--gold);font-size:.95rem;font-weight:500;margin-bottom:16px;letter-spacing:.04em}
.welfare-desc{color:var(--ink-muted);line-height:1.85;margin-bottom:24px}
.welfare-highlights{background:var(--gold-pale);border-radius:var(--radius-lg);padding:24px 28px}
.welfare-highlights h4{font-size:.9rem;color:var(--rose-gold);margin-bottom:12px;font-weight:500;letter-spacing:.04em}
.welfare-highlights ul{list-style:none;padding:0}
.welfare-highlights li{position:relative;padding-left:20px;margin-bottom:8px;color:var(--ink-muted);font-size:.92rem;line-height:1.7}
.welfare-highlights li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--gold)}

.welfare-teaser{padding:var(--section-gap) 0}
.welfare-teaser-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:24px;margin-top:48px}
.welfare-teaser-card{display:block;text-decoration:none;color:var(--ink);background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.welfare-teaser-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.welfare-teaser-img{height:200px;overflow:hidden}
.welfare-teaser-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.welfare-teaser-card:hover .welfare-teaser-img img{transform:scale(1.05)}
.welfare-teaser-body{padding:20px}
.welfare-teaser-body h3{font-size:1.05rem;margin-bottom:6px}
.welfare-teaser-body p{color:var(--ink-muted);font-size:.88rem;line-height:1.6}

.faq-list{max-width:760px;margin:0 auto}
.faq-item{background:var(--white);border-radius:var(--radius);margin-bottom:10px;overflow:hidden;border:.5px solid var(--border-light);transition:box-shadow .3s var(--ease-out)}
.faq-item:hover{box-shadow:var(--shadow-sm)}
.faq-item summary{padding:18px 24px;font-weight:500;font-size:.98rem;cursor:pointer;list-style:none;transition:color .3s;color:var(--ink)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item[open] summary{color:var(--gold)}
.faq-item p{padding:0 24px 20px;color:var(--ink-muted);font-size:.92rem;line-height:1.8;animation:fadeIn .4s var(--ease-out)}
@keyframes fadeIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.faq-category-group{margin-bottom:36px}
.faq-category-group h3{font-size:1.1rem;font-weight:500;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--border-light)}

.cat-btn{cursor:pointer;border:.5px solid var(--border);background:var(--white);padding:9px 22px;border-radius:100px;font-size:.88rem;font-family:var(--font);color:var(--ink-muted);transition:all .35s var(--ease-out);font-weight:450}
.cat-btn:hover{border-color:var(--gold);color:var(--gold)}
.cat-btn-active{background:var(--ink);color:#fff;border-color:var(--ink)}
.cat-btn-active:hover{color:#fff}
.cat-tag{display:inline-block;padding:6px 16px;background:var(--surface);border:.5px solid var(--border-light);border-radius:100px;font-size:.82rem;color:var(--ink-muted)}
.services-categories,.knowledge-filters,.news-filters{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:48px}

.knowledge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.knowledge-card{display:block;text-decoration:none;color:var(--ink);background:var(--white);border-radius:var(--radius-lg);padding:36px 28px;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.knowledge-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent}
.knowledge-card-icon{margin-bottom:18px}
.knowledge-card h3{font-size:1.05rem;margin-bottom:8px;line-height:1.4}
.knowledge-card p{color:var(--ink-muted);font-size:.88rem;line-height:1.6}
.knowledge-detail-body{max-width:var(--content-narrow);margin:0 auto}
.knowledge-summary{font-size:1.1rem;color:var(--ink);line-height:1.85;padding:24px 28px;background:var(--gold-pale);border-radius:var(--radius-lg);margin-bottom:48px;font-weight:400}
.knowledge-section{margin-bottom:40px}
.knowledge-section h2{font-size:1.25rem;color:var(--ink);margin-bottom:12px;font-weight:500}
.knowledge-section p{color:var(--ink-muted);line-height:1.9;white-space:pre-line}
.knowledge-tips{background:var(--gold-pale);border-radius:var(--radius-lg);padding:28px 32px;margin:48px 0}
.knowledge-tips h3{font-size:1rem;margin-bottom:14px;color:var(--rose-gold)}
.knowledge-tips ul{list-style:none;padding:0}
.knowledge-tips li{position:relative;padding-left:24px;margin-bottom:10px;color:var(--ink-muted);line-height:1.7;font-size:.93rem}
.knowledge-tips li::before{content:"\2713";position:absolute;left:0;color:var(--gold);font-weight:600}

.knowledge-teaser-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:24px;margin-top:48px}
.knowledge-teaser-card{display:block;text-decoration:none;color:var(--ink);background:var(--white);border-radius:var(--radius-lg);padding:36px 28px;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.knowledge-teaser-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent}
.knowledge-teaser-icon{margin-bottom:16px}
.knowledge-teaser-card h3{font-size:1rem;margin-bottom:8px}
.knowledge-teaser-card p{color:var(--ink-muted);font-size:.86rem;line-height:1.6;margin-bottom:12px}
.knowledge-teaser-link{color:var(--gold);font-size:.85rem;font-weight:500}


/* Card widths in flex grids */
.service-grid>.service-card{flex:0 0 260px;max-width:calc(25% - 18px)}
.env-grid>.env-card{flex:0 0 270px;max-width:calc(25% - 15px)}
.welfare-teaser-grid>.welfare-teaser-card{flex:0 0 270px;max-width:calc(25% - 18px)}
.knowledge-teaser-grid>.knowledge-teaser-card{flex:0 0 260px;max-width:calc(25% - 18px)}
@media(max-width:1024px){
.service-grid>.service-card{max-width:calc(50% - 12px)}
.env-grid>.env-card{max-width:calc(50% - 10px)}
.welfare-teaser-grid>.welfare-teaser-card{max-width:calc(50% - 12px)}
.knowledge-teaser-grid>.knowledge-teaser-card{max-width:calc(50% - 12px)}
}
@media(max-width:768px){
.service-grid>.service-card,.env-grid>.env-card,.welfare-teaser-grid>.welfare-teaser-card,.knowledge-teaser-grid>.knowledge-teaser-card{flex:1 1 100%;max-width:100%}
}

.about-intro p{font-size:1.1rem;line-height:1.9;max-width:720px;margin:0 auto;text-align:center;color:var(--ink-muted)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:640px;margin:0 auto}
.stat-card{text-align:center;padding:40px 24px;background:var(--white);border-radius:var(--radius-lg);border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.stat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.stat-number{font-size:2.8rem;font-weight:250;color:var(--gold);letter-spacing:.04em}
.stat-label{margin-top:8px;color:var(--ink-muted);font-size:.9rem}

.timeline{max-width:680px;margin:0 auto}
.timeline-item{display:flex;gap:24px;margin-bottom:40px}
.timeline-dot{flex-shrink:0;width:48px;height:48px;border-radius:50%;background:var(--white);border:.5px solid var(--border);display:flex;align-items:center;justify-content:center;transition:all .4s var(--ease-out)}
.timeline-item:hover .timeline-dot{border-color:var(--gold);box-shadow:0 0 0 8px rgba(196,168,130,.08)}
.timeline-dot span{font-size:1.1rem;font-weight:500;color:var(--ink);transition:all .4s var(--ease-spring)}
.timeline-item:hover .timeline-dot span{transform:scale(1.15);color:var(--gold)}
.timeline-content{flex:1;padding-top:4px}
.timeline-content h3{font-size:1.15rem;margin-bottom:6px}
.timeline-content p{color:var(--ink-muted);font-size:.92rem;line-height:1.75}

.registration-methods{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:36px}
.reg-card{background:var(--white);border-radius:var(--radius-lg);padding:32px;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.reg-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.reg-card h3{font-size:1.15rem;margin-bottom:16px}
.reg-card ol{padding-left:20px}
.reg-card li{color:var(--ink-muted);font-size:.9rem;margin-bottom:8px;line-height:1.65}

.contact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:80px}
.contact-card{background:var(--white);border-radius:var(--radius-lg);padding:32px 24px;text-align:center;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.contact-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.contact-card-icon{font-size:1.8rem;margin-bottom:12px;transition:transform .5s var(--ease-spring)}
.contact-card:hover .contact-card-icon{transform:scale(1.12)}
.contact-card h3{font-size:1rem;margin-bottom:8px}
.contact-card p{color:var(--ink-muted);font-size:.88rem;line-height:1.6}

.qr-section{text-align:center}
.qr-grid{display:flex;gap:48px;justify-content:center;margin-top:40px}
.qr-card{text-align:center}
.qr-card img{width:160px;height:160px;object-fit:contain;border-radius:var(--radius-lg);border:.5px solid var(--border-light);padding:8px;background:var(--white);margin:0 auto 16px;transition:transform .5s var(--ease-out)}
.qr-card:hover img{transform:scale(1.04)}
.qr-card h4{font-size:.95rem;margin-bottom:4px}
.qr-card p{color:var(--ink-muted);font-size:.85rem}

.service-detail-body{max-width:var(--content-narrow);margin:0 auto}
.service-desc{font-size:1.1rem;line-height:1.85;color:var(--ink-muted);margin-bottom:48px}
.benefit-list{list-style:none;padding:0;margin-bottom:48px}
.benefit-list li{position:relative;padding:12px 0 12px 28px;color:var(--ink-muted);font-size:.95rem;line-height:1.7;border-bottom:.5px solid var(--border-light)}
.benefit-list li::before{content:"";position:absolute;left:0;top:18px;width:8px;height:8px;border-radius:50%;background:var(--gold)}

.process-steps{margin-bottom:48px}
.process-step{display:flex;gap:20px;margin-bottom:28px;align-items:flex-start}
.step-num{flex-shrink:0;width:44px;height:44px;border-radius:50%;background:var(--gold-pale);display:flex;align-items:center;justify-content:center;transition:all .4s var(--ease-out)}
.process-step:hover .step-num{box-shadow:0 0 0 8px rgba(196,168,130,.1)}
.step-num span{font-size:1.1rem;font-weight:500;color:var(--gold)}
.step-content h4{font-size:1.05rem;margin-bottom:4px}
.step-content p{color:var(--ink-muted);font-size:.9rem;line-height:1.7}

.section-cta-block{background:var(--ink);color:#fff;text-align:center;padding:100px 0;position:relative;overflow:clip}
.section-cta-block::before{content:"";position:absolute;top:-50%;left:-10%;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(196,168,130,.06) 0%,transparent 70%);pointer-events:none}
.section-cta-block h2{color:#fff;font-weight:300;margin-bottom:12px}
.section-cta-block p{color:rgba(255,255,255,.55);margin-bottom:36px;font-size:1rem}
.section-cta-block .cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.section-cta-block .btn-outline{color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.25)}
.section-cta-block .btn-outline:hover{background:#fff;color:var(--ink)}

.site-footer{background:var(--ink);color:rgba(255,255,255,.6);padding:72px 0 36px;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.5fr 1fr;gap:48px;margin-bottom:48px}
.footer-col h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-weight:500;letter-spacing:.04em}
.footer-col ul{list-style:none}
.footer-col li,.footer-col p{margin-bottom:8px;line-height:1.7}
.footer-col a{color:rgba(255,255,255,.5)}
.footer-col a:hover{color:var(--gold-light)}
.footer-copy{color:rgba(255,255,255,.35);font-size:.85rem}
.footer-bottom{padding-top:28px;border-top:.5px solid rgba(255,255,255,.08);text-align:center}
.footer-bottom p{color:rgba(255,255,255,.3);font-size:.8rem}

.error-page{text-align:center;padding:160px 0}
.error-page h1{font-size:8rem;font-weight:200;color:var(--border);margin-bottom:12px}
.error-page p{color:var(--ink-muted);margin-bottom:32px;font-size:1.1rem}

.reveal{opacity:0;transform:translateY(32px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.reveal.visible{opacity:1;transform:translateY(0)}

.news-list{display:flex;flex-direction:column;gap:24px;max-width:900px;margin:0 auto}
.news-card{display:flex;gap:32px;background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:.5px solid var(--border-light);transition:all .5s var(--ease-out);text-decoration:none;color:var(--ink)}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.news-card-img{flex:0 0 300px;overflow:hidden}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.news-card:hover .news-card-img img{transform:scale(1.04)}
.news-card-body{flex:1;padding:28px 28px 28px 0;display:flex;flex-direction:column}
.news-card-meta{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.news-card-date{font-size:.82rem;color:var(--ink-muted)}
.news-card-body h2{font-size:1.15rem;margin-bottom:8px;font-weight:500}
.news-card-body p{color:var(--ink-muted);font-size:.9rem;line-height:1.65;margin-bottom:10px}
.news-detail-body{max-width:var(--content-narrow);margin:0 auto}
.news-detail-cover{border-radius:var(--radius-xl);overflow:hidden;margin-bottom:40px}
.news-detail-cover img{width:100%;max-height:440px;object-fit:cover}
.news-section{margin-bottom:36px}
.news-section h2{font-size:1.2rem;color:var(--ink);margin-bottom:10px;font-weight:500}
.news-section p{color:var(--ink-muted);line-height:1.9;white-space:pre-line}
.news-detail-meta{display:flex;gap:12px;justify-content:center;align-items:center;color:rgba(255,255,255,.6);font-size:.9rem;margin-top:10px}
.news-detail-meta .cat-tag{background:rgba(255,255,255,.1);color:var(--gold-light);border-color:rgba(255,255,255,.12)}
.news-teaser-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:48px}
.news-teaser-card{display:block;text-decoration:none;color:var(--ink);background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:.5px solid var(--border-light);transition:all .5s var(--ease-out)}
.news-teaser-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}

@media(max-width:1024px){
.service-grid{/* flex handles wrapping */}
.env-grid{/* flex handles wrapping */}
.contact-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
.knowledge-grid{grid-template-columns:repeat(2,1fr)}
.welfare-teaser-grid,.knowledge-teaser-grid,.news-teaser-grid{/* flex handles wrapping */}
.stats-grid{grid-template-columns:repeat(2,1fr)}
.env-showcase-grid{gap:48px}
.env-showcase-image{flex:0 0 46%}
.container{padding:0 32px}
}
@media(max-width:768px){
:root{--section-gap:72px}
.container{padding:0 24px}
h1{font-size:2rem}h2{font-size:1.5rem}
.hero{min-height:70vh}
.hero-content{padding:48px 0}
.hero-title{font-size:2rem}
.hero-desc{font-size:.95rem}
.hero-tagline{font-size:1rem}
.service-grid,.env-grid,.contact-grid,.knowledge-grid,.knowledge-teaser-grid,.welfare-teaser-grid,.news-teaser-grid,.stats-grid{flex-direction:column}
.env-showcase-grid,.env-showcase-alt .env-showcase-grid,.welfare-activity-card,.welfare-activity-card:nth-of-type(odd){flex-direction:column;gap:28px}
.welfare-gallery{flex:none;width:100%}
.env-showcase{padding:0 0 64px}
.env-showcase-alt{padding:64px 0}
.env-showcase-image{flex:none;width:100%}
.env-showcase-num{font-size:3.5rem;bottom:16px;left:16px}
.env-showcase-text h2{font-size:1.4rem}
.welfare-gallery{flex:none;width:100%}
.registration-methods{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr;gap:28px}
.news-card{flex-direction:column}
.news-card-img{flex:0 0 200px}
.news-card-body{padding:20px}
.nav-toggle{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:101}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--ink);border-radius:1px;transition:all .3s}
.nav-list{display:none;position:fixed;inset:0;top:0;background:rgba(250,249,247,.98);backdrop-filter:blur(20px);flex-direction:column;align-items:center;justify-content:flex-start;gap:4px;z-index:100;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding:96px 24px 48px}
.nav-list.open{display:flex}
.nav-list a{font-size:1.1rem;padding:12px 24px}.nav-list a:active{background:rgba(0,0,0,.06)}body.nav-open{overflow:hidden}
.qr-grid{flex-direction:column;align-items:center;gap:32px}
.admin-content{padding:0 16px;margin:24px auto}
.admin-panel{padding:20px}
.about-hero,.services-hero,.environment-hero,.process-hero,.faq-hero,.contact-hero,.welfare-hero,.knowledge-hero{padding:80px 0 48px}
}

@media(max-width:480px){
:root{--section-gap:56px}
.container{padding:0 18px}
.nav-list{padding:88px 18px 36px}
.nav-list a{font-size:1rem;padding:10px 20px}
.hero{min-height:60vh}
.hero-content{padding:40px 0}
.hero-title{font-size:1.7rem}
h2{font-size:1.3rem}
.section-header{margin-bottom:40px}
.btn{padding:12px 24px;font-size:.9rem}
.env-showcase-num{font-size:2.8rem;bottom:12px;left:12px}
.env-showcase-label{font-size:.7rem}
.footer-grid{gap:24px}
.site-footer{padding:48px 0 28px}
.contact-card{padding:24px 16px}
.stat-number{font-size:2.2rem}
.timeline-dot{width:40px;height:40px}
.qr-card img{width:130px;height:130px}
.news-detail-cover img{max-height:240px}
.admin-header{padding:10px 16px}
.admin-header nav{gap:14px}
.admin-content{padding:0 12px}
}

/* ===== Photo Wall ===== */
.photowall{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:12px 0}
.photowall-item{display:flex;justify-content:center}
.photowall-frame{position:relative;background:var(--white);padding:10px 10px 36px;border-radius:4px;box-shadow:var(--shadow-md),0 1px 3px rgba(0,0,0,.08);transition:all .5s var(--ease-spring);cursor:pointer;max-width:260px}
.photowall-frame img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block;border-radius:2px;transition:transform .5s var(--ease-spring)}
.photowall-frame:hover{transform:scale(1.08) rotate(0deg)!important;box-shadow:var(--shadow-xl),0 4px 16px rgba(0,0,0,.12);z-index:10}
.photowall-frame:hover img{transform:scale(1.02)}
.photowall-tape{position:absolute;top:-10px;left:50%;transform:translateX(-50%) rotate(-2deg);width:52px;height:20px;background:rgba(255,255,240,.7);border-radius:1px;box-shadow:0 1px 2px rgba(0,0,0,.06);z-index:2}
.photowall-frame:hover .photowall-tape{background:rgba(255,255,240,.85)}
.photowall-item:nth-child(1) .photowall-frame{transform:rotate(-2.5deg)}
.photowall-item:nth-child(2) .photowall-frame{transform:rotate(1.8deg)}
.photowall-item:nth-child(3) .photowall-frame{transform:rotate(-1.2deg)}
.photowall-item:nth-child(4) .photowall-frame{transform:rotate(2.3deg)}
.photowall-item:nth-child(5) .photowall-frame{transform:rotate(-3deg)}
.photowall-item:nth-child(6) .photowall-frame{transform:rotate(1.5deg)}
.photowall-item:nth-child(7) .photowall-frame{transform:rotate(-1.8deg)}
.photowall-item:nth-child(8) .photowall-frame{transform:rotate(2.8deg)}
.photowall-item:nth-child(9) .photowall-frame{transform:rotate(-2deg)}
.photowall-item:nth-child(10) .photowall-frame{transform:rotate(1.2deg)}
.photowall-item:nth-child(11) .photowall-frame{transform:rotate(-2.8deg)}
.photowall-item:nth-child(12) .photowall-frame{transform:rotate(2deg)}
.photowall-item:nth-child(13) .photowall-frame{transform:rotate(-1.5deg)}
.photowall-item:nth-child(14) .photowall-frame{transform:rotate(3.2deg)}

@media(max-width:1024px){.photowall{grid-template-columns:repeat(4,1fr)}}
@media(max-width:768px){.photowall{grid-template-columns:repeat(2,1fr);gap:16px}.photowall-frame{max-width:100%}}
@media(max-width:480px){.photowall{grid-template-columns:repeat(2,1fr);gap:12px}.photowall-frame{padding:8px 8px 28px}}


@media(max-width:1024px){.photowall{grid-template-columns:repeat(4,1fr)}}
@media(max-width:768px){.photowall{grid-template-columns:repeat(2,1fr);gap:16px}.photowall-frame{max-width:100%}}
@media(max-width:480px){.photowall{grid-template-columns:repeat(2,1fr);gap:12px}.photowall-frame{padding:8px 8px 28px}}






/* ===== Reduced Motion ===== */
@media(prefers-reduced-motion:reduce){
.cursor-particle,.click-ripple{display:none!important}
.hero-particle,.cta-particle{animation:none!important;display:none}

}


/* ===== Team Section ===== */
.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:32px;margin-top:16px}
.team-card{text-align:center;padding:32px 20px;border-radius:var(--radius-lg);background:var(--white);border:1px solid var(--border-light);transition:all .35s var(--ease-out)}
.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--gold)}
.team-avatar{width:100px;height:100px;margin:0 auto 16px;border-radius:50%;overflow:hidden;border:3px solid var(--gold-pale)}
.team-avatar img{width:100%;height:100%;object-fit:cover}
.team-card h3{margin:0 0 4px;font-size:1.05rem;font-weight:500;color:var(--ink)}
.team-title{font-size:.78rem;color:var(--gold);font-weight:500;margin-bottom:6px;letter-spacing:.03em}
.team-specialty{font-size:.82rem;color:var(--ink-muted);margin-bottom:10px}
.team-bio{font-size:.8rem;color:var(--ink-muted);line-height:1.6;text-align:left}
@media(max-width:768px){.team-grid{grid-template-columns:repeat(2,1fr);gap:20px}}
@media(max-width:480px){.team-grid{grid-template-columns:1fr}}