:root{--primary:#1a7a6a;--primary-dark:#125a4e;--primary-light:#2a9a8a;--accent:#c97d35;--accent-light:#dcaa4a;--bg:#f5f3ef;--bg-card:#ffffff;--bg-alt:#ebe7e0;--text:#1e2b2a;--text-muted:#5a6b68;--border:#d6d0c8;--radius:12px;--radius-lg:20px;--shadow:0 4px 20px rgba(0,0,0,0.04);--shadow-hover:0 12px 32px rgba(0,0,0,0.08);--font:'Microsoft Sans Serif','Microsoft YaHei','PingFang SC',sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.55;overflow-x:hidden}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}

/* topbar */
.topbar{background:var(--primary-dark);color:#e8f0ed;font-size:0.85rem;padding:6px 0;letter-spacing:0.3px}
.topbar__inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px 20px}
.topbar__inner span{opacity:0.92}

/* header */
.header{background:var(--bg-card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,0.02)}
.header__inner{display:flex;justify-content:space-between;align-items:center;padding:14px 0;flex-wrap:wrap;gap:12px}
.brand{display:flex;align-items:center;gap:12px}
.brand__mark{width:42px;height:42px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:10px;position:relative}
.brand__mark::after{content:'FRP';position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:0.75rem;letter-spacing:1px}
.brand__text{display:flex;flex-direction:column;line-height:1.2}
.brand__text strong{font-size:1.35rem;font-weight:700;color:var(--primary-dark)}
.brand__text span{font-size:0.85rem;color:var(--text-muted)}
.nav{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center}
.nav a{font-size:0.95rem;font-weight:500;color:var(--text);padding:6px 0;border-bottom:2px solid transparent;transition:0.2s}
.nav a:hover{color:var(--primary);border-bottom-color:var(--primary)}
.nav .nav-about{background:var(--accent);color:#fff;padding:6px 18px;border-radius:30px;font-weight:600;border:none}
.nav .nav-about:hover{background:var(--primary);color:#fff;border:none}

/* hero */
.hero{background:linear-gradient(135deg,#e2eae6 0%,#d0ddd8 50%,#c5d4ce 100%);padding:4rem 0;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-30%;left:-20%;width:160%;height:160%;background:radial-gradient(circle at 35% 40%,rgba(26,122,106,0.06),transparent 70%);pointer-events:none}
.hero-grid{display:flex;flex-wrap:wrap;gap:40px;align-items:center;position:relative;z-index:2}
.hero-copy{flex:1.3;min-width:280px}
.hero-copy .eyebrow{display:inline-block;background:rgba(26,122,106,0.12);color:var(--primary-dark);padding:4px 16px;border-radius:40px;font-size:0.85rem;font-weight:600;margin-bottom:16px;letter-spacing:0.5px}
.hero-copy h1{font-size:2.6rem;font-weight:800;color:var(--primary-dark);line-height:1.2;margin-bottom:16px}
.hero-copy h1 span{color:var(--accent)}
.hero-copy p{font-size:1.1rem;color:var(--text-muted);max-width:640px;margin-bottom:20px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.chip-row .chip{background:var(--bg-card);border:1px solid var(--border);padding:4px 16px;border-radius:40px;font-size:0.8rem;color:var(--text-muted);font-weight:500}
.keyword-row{display:flex;flex-wrap:wrap;gap:8px}
.keyword-row .kw{background:var(--primary);color:#fff;padding:2px 14px;border-radius:40px;font-size:0.75rem;font-weight:500}
.hero-panel{flex:1;min-width:260px;background:var(--bg-card);border-radius:var(--radius-lg);padding:28px 24px;box-shadow:var(--shadow);border:1px solid var(--border)}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}
.metric-card{background:var(--bg);border-radius:var(--radius);padding:14px 12px;text-align:center}
.metric-card .num{font-size:1.6rem;font-weight:800;color:var(--primary)}
.metric-card .label{font-size:0.8rem;color:var(--text-muted);margin-top:2px}
.hero-contact strong{display:block;font-size:0.9rem;color:var(--text-muted);margin-bottom:6px}
.hero-contact a{display:inline-block;font-size:1.4rem;font-weight:700;color:var(--accent);margin-bottom:8px}
.hero-contact p{font-size:0.85rem;color:var(--text-muted);line-height:1.5}
.hero-contact .region-svc{background:var(--bg-alt);padding:10px 14px;border-radius:var(--radius);margin-top:12px;font-size:0.85rem;color:var(--text);border-left:3px solid var(--accent)}

/* section */
.section{padding:4rem 0}
.section-head{text-align:center;margin-bottom:2.5rem}
.section-head h2{font-size:2rem;font-weight:700;color:var(--primary-dark);position:relative;display:inline-block}
.section-head h2::after{content:'';display:block;width:60px;height:3px;background:var(--accent);margin:10px auto 0;border-radius:4px}
.section-head span{display:block;font-size:0.85rem;color:var(--text-muted);margin-top:6px;letter-spacing:2px;text-transform:uppercase}

/* about */
.surface-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:36px 32px;box-shadow:var(--shadow);border:1px solid var(--border)}
.about-grid{display:flex;flex-wrap:wrap;gap:40px;align-items:center}
.about-copy{flex:1.3;min-width:260px}
.about-copy p{margin-bottom:16px;color:var(--text);font-size:0.95rem;line-height:1.7}
.about-copy strong{color:var(--primary-dark)}
.about-figure{flex:0.8;min-width:220px;text-align:center}
.about-figure img{width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-hover);max-height:400px;object-fit:cover}
.about-figure figcaption{font-size:0.85rem;color:var(--text-muted);margin-top:10px;font-weight:500}

/* strengths */
.strength-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}
.strength-card{background:var(--bg-card);border-radius:var(--radius);padding:24px 20px;box-shadow:var(--shadow);border:1px solid var(--border);transition:0.3s;text-align:center}
.strength-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.strength-card .icon{font-size:2rem;margin-bottom:10px;display:block}
.strength-card h3{font-size:1.1rem;font-weight:600;color:var(--primary-dark);margin-bottom:6px}
.strength-card p{font-size:0.85rem;color:var(--text-muted);line-height:1.5}

/* gallery */
.gallery-stack{display:flex;flex-direction:column;gap:40px}
.gallery-group{}
.gallery-group .group-title{font-size:1.25rem;font-weight:600;color:var(--primary-dark);margin-bottom:16px;padding-left:14px;border-left:4px solid var(--accent)}
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
.gallery-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);transition:0.3s}
.gallery-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.gallery-card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.gallery-card .card-body{padding:10px 12px 14px}
.gallery-card .card-body p{font-size:0.85rem;color:var(--text);font-weight:500;line-height:1.4}

/* faq */
.faq-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.faq-card{background:var(--bg-card);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);border:1px solid var(--border)}
.faq-card h3{font-size:1rem;font-weight:600;color:var(--primary-dark);margin-bottom:8px}
.faq-card p{font-size:0.9rem;color:var(--text-muted);line-height:1.6}

/* contact */
.cta-panel{background:linear-gradient(135deg,var(--primary-dark),var(--primary));border-radius:var(--radius-lg);padding:40px 36px;display:flex;flex-wrap:wrap;gap:36px;align-items:center;color:#fff}
.cta-copy{flex:1.3;min-width:260px}
.cta-copy .eyebrow{font-size:0.85rem;opacity:0.8;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}
.cta-copy h2{font-size:1.8rem;font-weight:700;margin-bottom:12px}
.cta-copy p{font-size:0.95rem;opacity:0.9;margin-bottom:16px;line-height:1.6}
.contact-list{list-style:none;padding:0}
.contact-list li{padding:4px 0;font-size:0.9rem;opacity:0.92}
.cta-contact{flex:0.8;min-width:220px;background:rgba(255,255,255,0.1);border-radius:var(--radius);padding:24px 22px;backdrop-filter:blur(4px)}
.cta-contact strong{display:block;font-size:0.95rem;margin-bottom:8px;opacity:0.9}
.cta-contact a{display:inline-block;font-size:1.5rem;font-weight:700;color:var(--accent-light);margin-bottom:12px}
.cta-contact .cta-contact__meta{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.cta-contact .cta-contact__meta div{display:flex;justify-content:space-between;font-size:0.85rem;opacity:0.85}

/* footer */
.footer{background:#1a2b26;color:#c8d6d0;padding:2.5rem 0 1.5rem;margin-top:2rem}
.footer__inner{display:flex;flex-direction:column;gap:16px}
.footer-copy p{font-size:0.85rem;opacity:0.8;line-height:1.6;margin-bottom:6px}
.friend-links-row{border-top:1px solid rgba(255,255,255,0.08);padding-top:16px;margin-top:8px}
.friend-links{width:100%}
.friend-links__inner{display:flex;flex-wrap:wrap;gap:6px 16px;justify-content:center;font-size:0.78rem;color:rgba(255,255,255,0.5)}
.friend-links__inner a{color:rgba(255,255,255,0.55);transition:0.2s;padding:2px 6px;border-radius:4px}
.friend-links__inner a:hover{color:var(--accent-light);background:rgba(255,255,255,0.05)}

/* call button */
.call-button{position:fixed;bottom:28px;right:28px;background:var(--accent);color:#fff;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,0.2);z-index:99;transition:0.2s;text-decoration:none}
.call-button:hover{background:var(--primary-dark);transform:scale(1.04)}
@media(min-width:768px){.call-button{width:auto;padding:0 24px;border-radius:50px;gap:8px;font-size:0.95rem;background:var(--accent)}.btn-tel-text{display:inline}.call-button .phone-icon{font-size:1.2rem}}
@media(max-width:768px){.btn-tel-text{display:none}.hero-copy h1{font-size:1.8rem}.section-head h2{font-size:1.5rem}.cta-panel{padding:28px 20px}.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.strength-grid{grid-template-columns:1fr 1fr}.faq-grid{grid-template-columns:1fr}}
@media(max-width:480px){.hero-grid{flex-direction:column}.strength-grid{grid-template-columns:1fr}.about-grid{flex-direction:column}}


.friend-links-row{display:block !important;width:100%;margin:18px 0 0;clear:both;}
.friend-links{display:block !important;width:100%;box-sizing:border-box;}
.friend-links__inner{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;width:100%;}
.friend-links__inner a{display:inline-block;font-size:12px;line-height:1.6;padding:0;color:inherit;text-decoration:none;opacity:.88;}
.friend-links__inner a:hover{text-decoration:underline;opacity:1;}
@media (max-width: 768px){
  .friend-links-row{margin-top:14px;}
  .friend-links__inner{gap:5px 10px;}
  .friend-links__inner a{font-size:11px;line-height:1.7;}
}