/* ============================================
   RooterLee - Shared Stylesheet
   纽约李先生专业通管公司
   ============================================ */

/* === RESET & VARIABLES === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --blue:#1a3a5c;--blue-dark:#0f2440;--blue-light:#2a5a8c;--blue-pale:#e8eef5;
  --orange:#e8751a;--orange-light:#f59e42;--orange-dark:#c55e10;--orange-pale:#fef3e8;
  --green:#16a34a;--green-light:#dcfce7;
  --white:#ffffff;--gray-50:#f8f9fa;--gray-100:#eef1f5;--gray-200:#d8dde5;--gray-300:#c0c7d1;--gray-600:#6b7280;--gray-800:#2d3748;
  --shadow:0 4px 20px rgba(0,0,0,0.08);--shadow-lg:0 10px 40px rgba(0,0,0,0.12);--shadow-sm:0 2px 8px rgba(0,0,0,0.06);
  --radius:14px;--radius-lg:20px;--radius-full:50px;
  --transition:all .3s ease;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--gray-800);line-height:1.7;overflow-x:hidden;background:var(--white)}
img{max-width:100%;height:auto;display:block}
a{color:var(--orange);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--orange-dark)}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* === TOP BAR === */
.topbar{background:var(--blue-dark);color:#fff;font-size:.85rem;padding:8px 0;text-align:center;letter-spacing:.02em}
.topbar-inner{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.topbar a{color:var(--orange-light);font-weight:600}
.topbar span{margin:0 12px;opacity:.6}
.topbar .badge{background:var(--green);color:#fff;padding:2px 10px;border-radius:var(--radius-full);font-size:.75rem;font-weight:700;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.7}}

/* === NAVIGATION === */
nav{background:var(--white);box-shadow:0 2px 12px rgba(0,0,0,0.06);position:sticky;top:0;z-index:1000;border-bottom:1px solid var(--gray-100)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:1200px;margin:0 auto}
.logo{font-size:1.5rem;font-weight:800;color:var(--blue);letter-spacing:-.02em}
.logo span{color:var(--orange)}
.nav-links{display:flex;gap:28px;list-style:none;align-items:center}
.nav-links a{color:var(--gray-800);font-weight:500;font-size:.95rem;transition:var(--transition);position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--orange)}
.nav-links a.active::after{content:'';position:absolute;bottom:-4px;left:0;right:0;height:2px;background:var(--orange);border-radius:2px}
.nav-phone{background:linear-gradient(135deg,var(--orange),var(--orange-dark));color:#fff!important;padding:10px 22px;border-radius:var(--radius-full);font-weight:700;font-size:.95rem;white-space:nowrap;box-shadow:0 4px 15px rgba(232,117,26,0.3)}
.nav-phone:hover{background:linear-gradient(135deg,var(--orange-dark),#a84e08);color:#fff!important;transform:translateY(-1px);box-shadow:0 6px 20px rgba(232,117,26,0.4)}
.menu-toggle{display:none;background:none;border:none;font-size:1.6rem;cursor:pointer;color:var(--blue);padding:4px}

/* === BUTTONS === */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:var(--radius-full);font-weight:700;font-size:1rem;transition:var(--transition);border:none;cursor:pointer;text-align:center;justify-content:center}
.btn-orange{background:linear-gradient(135deg,var(--orange),var(--orange-dark));color:#fff;box-shadow:0 4px 15px rgba(232,117,26,0.3)}
.btn-orange:hover{color:#fff;transform:translateY(-2px);box-shadow:0 8px 25px rgba(232,117,26,0.4)}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.5)}
.btn-outline:hover{border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn-blue{background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;box-shadow:0 4px 15px rgba(26,58,92,0.3)}
.btn-blue:hover{color:#fff;transform:translateY(-2px);box-shadow:0 8px 25px rgba(26,58,92,0.4)}
.btn-white{background:#fff;color:var(--blue);box-shadow:var(--shadow)}
.btn-white:hover{color:var(--orange);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-sm{padding:10px 24px;font-size:.9rem}

/* === HERO === */
.hero{background:linear-gradient(135deg,var(--blue-dark) 0%,var(--blue) 50%,var(--blue-light) 100%);color:#fff;padding:90px 0 100px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40%;right:-15%;width:700px;height:700px;background:radial-gradient(circle,rgba(232,117,26,0.12) 0%,transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(255,255,255,0.05) 0%,transparent 70%);border-radius:50%}
.hero-content{position:relative;z-index:1;max-width:700px}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(22,163,74,0.2);border:1px solid rgba(22,163,74,0.4);color:#86efac;padding:6px 18px;border-radius:var(--radius-full);font-size:.85rem;font-weight:600;margin-bottom:20px}
.hero h1{font-size:2.8rem;font-weight:800;line-height:1.25;margin-bottom:20px;letter-spacing:-.02em}
.hero h1 span{color:var(--orange-light)}
.hero p{font-size:1.15rem;opacity:.9;margin-bottom:12px;max-width:600px}
.hero-btns{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap}
.hero-stats{display:flex;gap:48px;margin-top:55px}
.hero-stat{text-align:center}
.hero-stat .num{font-size:2.4rem;font-weight:800;color:var(--orange-light)}
.hero-stat .label{font-size:.85rem;opacity:.7;margin-top:4px}

/* === PAGE HEADER (sub-pages) === */
.page-header{background:linear-gradient(135deg,var(--blue-dark) 0%,var(--blue) 60%,var(--blue-light) 100%);color:#fff;padding:60px 0 65px;text-align:center;position:relative;overflow:hidden}
.page-header::before{content:'';position:absolute;top:-50%;right:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(232,117,26,0.1) 0%,transparent 70%);border-radius:50%}
.page-header h1{font-size:2.2rem;margin-bottom:12px;font-weight:800;position:relative}
.page-header p{opacity:.85;max-width:600px;margin:0 auto;font-size:1.05rem;position:relative}
.breadcrumb{font-size:.85rem;margin-bottom:16px;opacity:.6;position:relative}
.breadcrumb a{color:var(--orange-light)}

/* === SECTIONS === */
.section{padding:75px 0}
.section-gray{background:var(--gray-50)}
.section-blue{background:linear-gradient(180deg,var(--blue-pale) 0%,var(--white) 100%)}
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:2rem;color:var(--blue);margin-bottom:12px;font-weight:800}
.section-title p{color:var(--gray-600);max-width:600px;margin:0 auto;font-size:1.05rem}
.section-title .subtitle{display:inline-block;color:var(--orange);font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}

/* === SERVICE CARDS (grid) === */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:#fff;border-radius:var(--radius-lg);padding:36px 28px;box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--gray-100);position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--orange),var(--orange-light));opacity:0;transition:var(--transition)}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--orange-pale)}
.service-card:hover::before{opacity:1}
.service-icon{width:60px;height:60px;background:linear-gradient(135deg,var(--orange),var(--orange-light));border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.service-icon svg{width:30px;height:30px;fill:#fff;stroke:#fff}
.service-icon .icon-text{font-size:1.6rem;line-height:1}
.service-card h3{font-size:1.15rem;color:var(--blue);margin-bottom:10px;font-weight:700}
.service-card p{color:var(--gray-600);font-size:.92rem;margin-bottom:16px;line-height:1.7}
.service-link{color:var(--orange);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.service-link:hover{gap:10px;color:var(--orange-dark)}

/* === SERVICE DETAIL (alternating layout) === */
.services-detail{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin-bottom:60px;padding-bottom:60px;border-bottom:1px solid var(--gray-200)}
.services-detail:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.services-detail:nth-child(even){direction:rtl}
.services-detail:nth-child(even)>*{direction:ltr}
.sd-icon{width:100%;aspect-ratio:4/3;background:linear-gradient(135deg,var(--blue),var(--blue-light));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:5rem;position:relative;overflow:hidden}
.sd-icon::after{content:'';position:absolute;bottom:-20%;right:-20%;width:60%;height:60%;background:radial-gradient(circle,rgba(232,117,26,0.15),transparent);border-radius:50%}
.sd-content h2{font-size:1.6rem;color:var(--blue);margin-bottom:14px;font-weight:800}
.sd-content p{color:var(--gray-600);margin-bottom:16px;line-height:1.8}
.sd-list{list-style:none;margin-bottom:20px}
.sd-list li{padding:8px 0;color:var(--gray-600);font-size:.95rem;display:flex;align-items:center;gap:10px}
.sd-list li::before{content:'';width:20px;height:20px;background:var(--green-light);border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath fill='%2316a34a' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");background-size:14px;background-repeat:no-repeat;background-position:center}

/* === WHY CHOOSE US === */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.why-card{text-align:center;padding:32px 20px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition)}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.why-icon{width:64px;height:64px;margin:0 auto 16px;background:var(--orange-pale);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;transition:var(--transition)}
.why-card:hover .why-icon{background:var(--orange);color:#fff;transform:scale(1.1)}
.why-card h3{font-size:1.05rem;color:var(--blue);margin-bottom:8px;font-weight:700}
.why-card p{font-size:.88rem;color:var(--gray-600);line-height:1.7}

/* === REVIEWS === */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.review-card{background:#fff;padding:28px;border-radius:var(--radius);box-shadow:var(--shadow-sm);border-left:4px solid var(--orange);transition:var(--transition);position:relative}
.review-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.review-stars{color:var(--orange);font-size:1.1rem;margin-bottom:10px;letter-spacing:2px}
.review-card p{color:var(--gray-600);font-style:italic;margin-bottom:14px;font-size:.95rem;line-height:1.8}
.review-author{font-weight:700;color:var(--blue)}
.review-location{font-size:.82rem;color:var(--gray-600)}

/* === TRUST BADGES === */
.trust-bar{display:flex;justify-content:center;gap:48px;flex-wrap:wrap;padding:30px 0}
.trust-item{display:flex;align-items:center;gap:12px;font-size:.95rem;color:var(--gray-800)}
.trust-icon{width:44px;height:44px;background:var(--green-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}
.trust-item strong{display:block;font-size:1rem;color:var(--blue)}
.trust-item span{font-size:.8rem;color:var(--gray-600)}

/* === PROCESS STEPS === */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.process-step{text-align:center;padding:30px 20px;position:relative}
.process-step::before{counter-increment:step;content:counter(step);width:48px;height:48px;background:linear-gradient(135deg,var(--orange),var(--orange-light));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:800;margin:0 auto 16px;box-shadow:0 4px 15px rgba(232,117,26,0.3)}
.process-step h3{font-size:1.05rem;color:var(--blue);margin-bottom:8px;font-weight:700}
.process-step p{font-size:.88rem;color:var(--gray-600)}

/* === CTA === */
.cta-section{background:linear-gradient(135deg,var(--blue-dark) 0%,var(--blue) 60%,var(--blue-light) 100%);color:#fff;padding:65px 0;text-align:center;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-40%;right:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(232,117,26,0.1),transparent);border-radius:50%}
.cta-section h2{font-size:2rem;margin-bottom:14px;font-weight:800;position:relative}
.cta-section p{opacity:.85;margin-bottom:28px;font-size:1.05rem;position:relative}
.cta-phone{font-size:2.4rem;font-weight:800;color:var(--orange-light);display:block;margin-bottom:24px;position:relative;letter-spacing:.02em}
.cta-phone:hover{color:#fff}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;box-shadow:var(--shadow-sm);overflow:hidden;transition:var(--transition)}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-q{padding:18px 24px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--blue);transition:background .3s;user-select:none}
.faq-q:hover{background:var(--gray-50)}
.faq-q::after{content:'+';font-size:1.4rem;color:var(--orange);transition:transform .3s;flex-shrink:0;margin-left:16px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--orange-pale);border-radius:50%}
.faq-item.open .faq-q::after{transform:rotate(45deg);background:var(--orange);color:#fff}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease;color:var(--gray-600);font-size:.95rem;line-height:1.8}
.faq-item.open .faq-a{padding:0 24px 18px;max-height:600px}

/* === CONTACT === */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.contact-info h2{font-size:1.6rem;color:var(--blue);margin-bottom:20px;font-weight:800}
.contact-info p{color:var(--gray-600);margin-bottom:20px}
.info-card{background:var(--gray-50);padding:24px;border-radius:var(--radius);margin-bottom:16px;display:flex;gap:16px;align-items:flex-start;transition:var(--transition)}
.info-card:hover{background:var(--orange-pale);transform:translateX(4px)}
.info-icon{font-size:2rem;flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:12px;box-shadow:var(--shadow-sm)}
.info-card h3{color:var(--blue);font-size:1.05rem;margin-bottom:6px}
.info-card p{color:var(--gray-600);font-size:.92rem;margin:0}
.info-card a{color:var(--orange);font-weight:600;font-size:1.1rem}
.contact-form{background:#fff;padding:36px;border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.contact-form h2{font-size:1.6rem;color:var(--blue);margin-bottom:8px}
.contact-form>p{color:var(--gray-600);margin-bottom:24px;font-size:.95rem}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:600;color:var(--gray-800);margin-bottom:6px;font-size:.92rem}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;border:2px solid var(--gray-200);border-radius:10px;font-size:1rem;font-family:inherit;transition:var(--transition);background:var(--gray-50)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--orange);background:#fff;box-shadow:0 0 0 3px rgba(232,117,26,0.1)}
.form-group textarea{resize:vertical;min-height:120px}

/* === ABOUT === */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.about-img{background:linear-gradient(135deg,var(--blue),var(--blue-light));border-radius:var(--radius-lg);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;font-size:6rem;position:relative;overflow:hidden}
.about-img::after{content:'';position:absolute;bottom:-20%;right:-20%;width:60%;height:60%;background:radial-gradient(circle,rgba(232,117,26,0.15),transparent);border-radius:50%}
.about-text h2{font-size:1.8rem;color:var(--blue);margin-bottom:16px;font-weight:800}
.about-text p{color:var(--gray-600);margin-bottom:14px;line-height:1.8}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:50px}
.stat-box{text-align:center;padding:30px 16px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition)}
.stat-box:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.stat-box .num{font-size:2.4rem;font-weight:800;color:var(--orange)}
.stat-box .label{color:var(--gray-600);font-size:.9rem;margin-top:6px}

/* === AREA TAGS === */
.area-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px}
.area-tag{background:var(--gray-100);padding:8px 18px;border-radius:var(--radius-full);font-size:.9rem;color:var(--gray-800);transition:var(--transition)}
.area-tag:hover{background:var(--orange-pale);color:var(--orange-dark)}
a.area-tag{text-decoration:none}

/* === AREA HERO (location pages) === */
.area-hero{background:linear-gradient(135deg,var(--blue-dark),var(--blue));color:#fff;padding:70px 0;position:relative;overflow:hidden}
.area-hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.area-hero .container{position:relative;z-index:1}

/* === MAP === */
.map-section{margin-top:50px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:var(--gray-100);height:350px;display:flex;align-items:center;justify-content:center;color:var(--gray-600)}

/* === FOOTER === */
footer{background:var(--blue-dark);color:rgba(255,255,255,0.8);padding:55px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-about h3,.footer-col h3{color:#fff;font-size:1.1rem;margin-bottom:16px;font-weight:700}
.footer-about p{font-size:.9rem;line-height:1.8}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,0.7);font-size:.9rem;transition:var(--transition)}
.footer-col a:hover{color:var(--orange-light);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding:20px 0;text-align:center;font-size:.82rem}
.footer-seo{background:var(--blue-dark);padding:0 0 10px;font-size:.78rem;color:rgba(255,255,255,0.35);text-align:center;max-width:900px;margin:0 auto;line-height:1.8}

/* === RESPONSIVE === */
@media(max-width:992px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:2.2rem}
  .trust-bar{gap:30px}
}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:20px;box-shadow:var(--shadow);gap:16px;border-top:1px solid var(--gray-100)}
  .nav-links.open{display:flex}
  .menu-toggle{display:block}
  .hero{padding:50px 0 60px}
  .hero h1{font-size:1.8rem}
  .hero-stats{gap:24px}
  .hero-stat .num{font-size:1.8rem}
  .services-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-btns{flex-direction:column;align-items:stretch}
  .btn{justify-content:center}
  .services-detail{grid-template-columns:1fr;gap:24px}
  .services-detail:nth-child(even){direction:ltr}
  .about-intro{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .trust-bar{gap:20px;flex-direction:column;align-items:center}
  .page-header h1{font-size:1.7rem}
  .section{padding:50px 0}
  .cta-phone{font-size:1.8rem}
  .area-tags{gap:8px}
}