/* ============================================
   GOLDKEY GROUP - 金鑰匙集團 Stylesheet
   Domain: goldkeyhk.com
   ============================================ */

:root {
  --primary-dark: #3B0764;
  --primary: #581C87;
  --primary-medium: #7C3AED;
  --primary-light: #9333EA;
  --primary-lighter: #A855F7;
  --primary-bg: #F5F0FF;
  --primary-bg-light: #FAF5FF;
  --accent-gold: #D4A017;
  --accent-gold-light: #F0D060;
  --white: #FFFFFF;
  --bg: #F8F5FC;
  --text: #1E1B2E;
  --text-secondary: #5B5675;
  --text-light: #8E89A3;
  --border: #E5DFF0;
  --shadow-sm: 0 2px 8px rgba(107,33,168,0.08);
  --shadow: 0 4px 20px rgba(107,33,168,0.10);
  --shadow-lg: 0 8px 40px rgba(107,33,168,0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --font: 'PingFang SC','Microsoft YaHei',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --container: 1200px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);color:var(--text);background:var(--white);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--primary-medium);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-light)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ===== Language Toggle ===== */
[data-lang]{display:none !important}
[data-lang].active{display:block !important}
span[data-lang].active{display:inline !important}
a[data-lang].active{display:inline-block !important}
li[data-lang].active{display:list-item !important}
.hero-btns a[data-lang].active{display:inline-flex !important}
.hero-tags span[data-lang].active{display:inline-block !important}
.service-card-tags span[data-lang].active{display:inline-block !important}
.booking-bar input[data-lang].active{display:block !important;flex:1}
.booking-bar button[data-lang].active{display:inline-flex !important}
.dropdown-item span[data-lang].active{display:inline !important}
.nav-link span[data-lang].active{display:inline !important}
.top-bar-left a[data-lang].active{display:inline !important}
.top-bar-left span[data-lang].active{display:inline !important}
.search-bar input[data-lang].active{display:block !important;flex:1}
.search-bar button[data-lang].active{display:block !important}
/* (select options no longer use data-lang) */

/* ===== Top Bar ===== */
.top-bar{background:var(--primary-dark);color:rgba(255,255,255,0.85);font-size:0.82rem;padding:6px 0}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.top-bar-left{display:flex;align-items:center;gap:16px}
.top-bar-left a{color:rgba(255,255,255,0.7);font-size:0.82rem}
.top-bar-left a:hover{color:#fff}
.top-bar-right{display:flex;align-items:center;gap:16px}
.lang-switcher{display:flex;gap:0;background:rgba(255,255,255,0.1);border-radius:4px;overflow:hidden}
.lang-btn{padding:3px 10px;font-size:0.75rem;color:rgba(255,255,255,0.6);cursor:pointer;border:none;background:transparent;font-family:var(--font);transition:var(--transition)}
.lang-btn:hover{color:#fff;background:rgba(255,255,255,0.1)}
.lang-btn.active{color:#fff;background:var(--primary-medium);font-weight:600}

/* ===== Header ===== */
.header{background:var(--white);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1000}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:72px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo-icon{width:48px;height:48px}
.logo-text .name{font-size:1.1rem;font-weight:800;color:var(--primary-dark);letter-spacing:1px;line-height:1.2}
.logo-text .name-en{font-size:0.65rem;color:var(--text-light);letter-spacing:2px;text-transform:uppercase}
.header-right{display:flex;align-items:center;gap:20px}
.search-bar{display:flex;border:2px solid var(--primary-medium);border-radius:6px;overflow:hidden;max-width:280px}
.search-bar input{flex:1;padding:7px 12px;border:none;outline:none;font-size:0.85rem;font-family:var(--font)}
.search-bar button{padding:7px 16px;background:var(--primary-medium);color:var(--white);border:none;cursor:pointer;font-size:0.85rem;font-family:var(--font)}
.search-bar button:hover{background:var(--primary)}
.hotline-box{text-align:right}
.hotline-box .label{font-size:0.7rem;color:var(--text-light);text-transform:uppercase;letter-spacing:1px}
.hotline-box .number{font-size:1.3rem;font-weight:800;color:var(--primary-medium)}

/* ===== Navigation ===== */
.nav{background:var(--white);border-top:1px solid var(--border)}
.nav-inner{display:flex;justify-content:center}
.nav-list{display:flex;gap:0}
.nav-item{position:relative}
.nav-link{display:block;padding:14px 28px;font-size:0.95rem;font-weight:500;color:var(--text);transition:var(--transition);position:relative}
.nav-link:hover,.nav-item.active>.nav-link{color:var(--primary-medium)}
.nav-link::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:3px;background:var(--primary-medium);border-radius:2px;transition:var(--transition)}
.nav-link:hover::after,.nav-item.active>.nav-link::after{width:60%}
.nav-link .arrow{font-size:0.65rem;margin-left:4px;opacity:0.5}
.dropdown{position:absolute;top:100%;left:0;min-width:200px;background:var(--white);border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transition:var(--transition);z-index:100;border:1px solid var(--border);border-top:3px solid var(--primary-medium)}
.nav-item:hover>.dropdown{opacity:1;visibility:visible}
.dropdown-item{display:flex;align-items:center;gap:10px;padding:12px 20px;font-size:0.88rem;color:var(--text);transition:var(--transition);border-bottom:1px solid var(--border)}
.dropdown-item:last-child{border-bottom:none}
.dropdown-item:hover{background:var(--primary-bg);color:var(--primary-medium)}
.dropdown-item .icon{width:20px;text-align:center;font-size:1rem}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.menu-toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}

/* ===== Hero ===== */
.hero{position:relative;min-height:440px;display:flex;align-items:center;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 40%,var(--primary-medium) 100%);overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:60%;height:200%;background:radial-gradient(ellipse,rgba(255,255,255,0.06) 0%,transparent 70%)}
.hero::after{content:'';position:absolute;bottom:-60px;left:-60px;width:200px;height:200px;border:2px solid rgba(255,255,255,0.06);border-radius:50%;pointer-events:none}
.hero-deco{position:absolute;inset:0;pointer-events:none;z-index:1}
.hero-deco-logo{position:absolute;right:-20px;top:50%;transform:translateY(-50%);width:420px;height:420px;object-fit:contain;opacity:0.12;filter:brightness(2) saturate(0)}
.hero-deco-circle{position:absolute;border-radius:50%;border:1.5px solid rgba(255,255,255,0.07)}
.hero-deco-circle-1{width:300px;height:300px;right:80px;top:-60px}
.hero-deco-circle-2{width:180px;height:180px;right:280px;bottom:-40px;border-color:rgba(212,160,23,0.1)}
.hero-content{max-width:700px;color:var(--white);position:relative;z-index:2;padding:48px 0}
.hero-content h1{font-size:2.4rem;font-weight:800;margin-bottom:14px;line-height:1.3}
.hero-content h1 .gold{color:var(--accent-gold-light)}
.hero-content .subtitle{font-size:1.05rem;opacity:0.9;margin-bottom:10px}
.hero-content .tagline{font-size:1rem;opacity:0.75;margin-bottom:28px;line-height:1.8}
.hero-tags{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.hero-tag{padding:7px 18px;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.25);border-radius:6px;color:#fff;font-size:0.88rem;backdrop-filter:blur(4px)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:6px;font-size:0.95rem;font-weight:600;cursor:pointer;transition:var(--transition);border:none;font-family:var(--font);text-decoration:none}
.btn-gold{background:var(--accent-gold);color:var(--white)}
.btn-gold:hover{background:#e8b620;transform:translateY(-2px);box-shadow:0 4px 15px rgba(212,160,23,0.4);color:#fff}
.btn-outline-w{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,0.4)}
.btn-outline-w:hover{border-color:#fff;background:rgba(255,255,255,0.1);color:#fff}

/* ===== Booking Bar ===== */
.booking-bar{background:var(--white);margin-top:-36px;position:relative;z-index:3;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:24px 32px;display:flex;align-items:center;gap:12px;max-width:960px;margin-left:auto;margin-right:auto;flex-wrap:wrap}
.booking-bar .bar-title{font-weight:700;color:var(--primary-dark);white-space:nowrap;font-size:1rem;flex-shrink:0;padding-right:12px;border-right:2px solid var(--border)}
.booking-bar input,.booking-bar select{flex:1;min-width:120px;padding:10px 14px;border:1px solid var(--border);border-radius:6px;font-size:0.9rem;font-family:var(--font)}
.booking-bar input:focus,.booking-bar select:focus{outline:none;border-color:var(--primary-medium);box-shadow:0 0 0 3px rgba(124,58,237,0.1)}
.booking-bar .btn{white-space:nowrap;flex-shrink:0;padding:10px 24px}

/* ===== Section ===== */
.section{padding:72px 0}
.section-alt{background:var(--bg)}
.section-title{text-align:center;margin-bottom:48px}
.section-title h2{font-size:1.8rem;color:var(--primary-dark);margin-bottom:8px}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,var(--primary-medium),var(--accent-gold));margin:12px auto 0;border-radius:2px}
.section-title p{color:var(--text-secondary);font-size:1rem;max-width:640px;margin:8px auto 0}

/* ===== Service Cards ===== */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary-lighter)}
.service-card-img{height:160px;background:linear-gradient(135deg,var(--primary-bg),var(--primary-bg-light));display:flex;align-items:center;justify-content:center;font-size:3rem;position:relative;overflow:hidden}
.service-card-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,var(--white));pointer-events:none}
.service-card-body{padding:20px}
.service-card-body h3{font-size:1.05rem;color:var(--primary-dark);margin-bottom:10px}
.service-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.service-card-tags span{font-size:0.78rem;color:var(--text-secondary);padding:3px 10px;background:var(--primary-bg);border-radius:12px}
.service-card .detail-link{font-size:0.82rem;color:var(--primary-medium);font-weight:500}
.service-card .detail-link:hover{color:var(--primary-light)}

/* ===== CTA Strip ===== */
.cta-strip{background:linear-gradient(135deg,var(--primary),var(--primary-medium));padding:28px 0;text-align:center;color:#fff}
.cta-strip .container{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap}
.cta-strip .phone{font-size:1.4rem;font-weight:800;color:var(--accent-gold-light)}
.cta-strip .btn{background:var(--white);color:var(--primary)}
.cta-strip .btn:hover{background:var(--accent-gold-light);color:var(--white)}

/* ===== Features ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{text-align:center;padding:36px 24px;border-radius:var(--radius-lg);background:var(--white);border:1px solid var(--border);transition:var(--transition)}
.feature-card:hover{border-color:var(--primary-lighter);box-shadow:var(--shadow)}
.feature-icon{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--primary-medium),var(--primary-light));display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 16px;color:#fff}
.feature-card h3{font-size:1.05rem;color:var(--primary-dark);margin-bottom:8px}
.feature-card p{font-size:0.88rem;color:var(--text-secondary);line-height:1.7}

/* ===== Service Banner ===== */
.service-banner{background:linear-gradient(135deg,var(--primary-bg),var(--primary-bg-light));border-radius:var(--radius-lg);padding:48px;text-align:center;margin-top:48px}
.service-banner h3{font-size:1.4rem;color:var(--primary-dark);margin-bottom:12px}
.service-banner .items{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:20px}
.service-banner .items span{padding:8px 16px;background:var(--white);border-radius:20px;font-size:0.88rem;color:var(--primary);border:1px solid var(--border)}

/* ===== Process ===== */
.process-steps{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;position:relative}
.process-steps::before{content:'';position:absolute;top:40px;left:60px;right:60px;height:2px;background:var(--border);z-index:0}
.process-step{flex:1;text-align:center;position:relative;z-index:1}
.step-circle{width:80px;height:80px;border-radius:50%;background:var(--white);border:3px solid var(--primary-medium);display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 14px;box-shadow:var(--shadow-sm);transition:var(--transition)}
.process-step:hover .step-circle{background:var(--primary-medium);color:#fff;transform:scale(1.1)}
.process-step h4{font-size:0.95rem;color:var(--primary-dark);margin-bottom:4px}
.process-step p{font-size:0.82rem;color:var(--text-secondary)}

/* ===== Footer ===== */
.footer{background:#1A1025;color:rgba(255,255,255,0.7);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr 1.5fr;gap:32px;padding-bottom:36px}
.footer h4{color:#fff;font-size:0.95rem;margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid var(--primary-medium);display:inline-block}
.footer-links a{display:block;color:rgba(255,255,255,0.55);font-size:0.82rem;padding:4px 0;transition:var(--transition)}
.footer-links a:hover{color:var(--accent-gold-light);padding-left:4px}
.footer-brand p{font-size:0.82rem;line-height:1.8;color:rgba(255,255,255,0.45);margin-top:12px}
.footer-contact-item{display:flex;align-items:flex-start;gap:8px;margin-bottom:10px;font-size:0.82rem}
.footer-contact-item .icon{color:var(--primary-lighter);flex-shrink:0;margin-top:2px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:16px 0;text-align:center;font-size:0.78rem;color:rgba(255,255,255,0.35)}
.footer-gov{display:flex;justify-content:center;gap:20px;padding:16px 0;border-top:1px solid rgba(255,255,255,0.05)}
.footer-gov a{color:rgba(255,255,255,0.4);font-size:0.75rem}
.footer-gov a:hover{color:var(--accent-gold-light)}

/* ===== Page Banner (sub-pages) ===== */
.page-banner{background:linear-gradient(135deg,var(--primary-dark),var(--primary),var(--primary-medium));padding:80px 0 50px;text-align:center;color:#fff;position:relative;overflow:hidden}
.page-banner::before{content:'';position:absolute;top:0;right:0;width:40%;height:100%;background:radial-gradient(ellipse at right,rgba(255,255,255,0.06),transparent 70%)}
.page-banner h1{font-size:2rem;margin-bottom:10px;position:relative}
.page-banner .breadcrumb{font-size:0.88rem;opacity:0.7;position:relative}
.page-banner .breadcrumb a{color:rgba(255,255,255,0.8)}

/* ===== About Page ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.about-text h2{color:var(--primary-dark);margin-bottom:16px;font-size:1.5rem}
.about-text h2::after{content:'';display:block;width:48px;height:3px;background:linear-gradient(90deg,var(--primary-medium),var(--accent-gold));margin-top:10px;border-radius:2px}
.about-text p{color:var(--text-secondary);line-height:1.9;margin-bottom:14px;font-size:0.95rem}
.about-license{background:var(--primary-bg);border-radius:var(--radius);padding:20px;border-left:4px solid var(--primary-medium);margin:20px 0}
.about-license p{font-size:0.9rem;color:var(--text);margin-bottom:4px}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:24px}
.about-stat{background:var(--primary-bg-light);border-radius:var(--radius);padding:20px;text-align:center;border:1px solid var(--border)}
.about-stat .num{font-size:2rem;font-weight:800;color:var(--primary-medium)}
.about-stat .num .suffix{font-size:0.9rem}
.about-stat .desc{font-size:0.85rem;color:var(--text-secondary);margin-top:4px}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--white);border-radius:var(--radius);margin-bottom:10px;border:1px solid var(--border);overflow:hidden}
.faq-item.active{border-color:var(--primary-lighter);box-shadow:var(--shadow-sm)}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;cursor:pointer;font-weight:600;font-size:0.95rem;color:var(--text)}
.faq-question:hover{color:var(--primary-medium)}
.faq-question .toggle{width:24px;height:24px;border-radius:50%;background:var(--primary-bg);display:flex;align-items:center;justify-content:center;font-size:0.85rem;color:var(--primary-medium);transition:var(--transition);flex-shrink:0}
.faq-item.active .toggle{transform:rotate(45deg);background:var(--primary-medium);color:#fff}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.3s ease}
.faq-answer-inner{padding:0 24px 16px;color:var(--text-secondary);line-height:1.8;font-size:0.92rem}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-card{background:var(--primary-bg-light);border-radius:var(--radius-lg);padding:28px;display:flex;align-items:flex-start;gap:16px;border:1px solid var(--border);margin-bottom:16px}
.contact-card .icon-wrap{width:48px;height:48px;border-radius:12px;background:var(--primary-medium);display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;flex-shrink:0}
.contact-card h4{font-size:0.95rem;color:var(--primary-dark);margin-bottom:4px}
.contact-card p{font-size:0.88rem;color:var(--text-secondary);margin:0}
.contact-form{background:var(--white);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow)}
.contact-form h3{color:var(--primary-dark);margin-bottom:20px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:0.85rem;font-weight:500;margin-bottom:5px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:6px;font-size:0.92rem;font-family:var(--font);background:var(--bg)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-medium);box-shadow:0 0 0 3px rgba(124,58,237,0.1)}
.form-group textarea{resize:vertical;min-height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* ===== Floating Sidebar ===== */
.float-sidebar{position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:999;display:flex;flex-direction:column;gap:8px}
.float-btn{width:48px;height:48px;border-radius:12px;background:var(--primary-medium);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;cursor:pointer;transition:var(--transition);border:none;box-shadow:var(--shadow)}
.float-btn:hover{background:var(--primary);transform:scale(1.1)}
.float-btn.phone-btn{background:var(--accent-gold)}
.float-btn.phone-btn:hover{background:#c8940f}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .hero-phone{display:none}
  .booking-bar{flex-wrap:wrap}
  .process-steps{flex-wrap:wrap;justify-content:center}
  .process-steps::before{display:none}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .top-bar .container{flex-direction:column;text-align:center}
  .search-bar{display:none}
  .header-inner{height:56px}
  .menu-toggle{display:flex}
  .nav-list{position:fixed;top:56px;left:0;right:0;bottom:0;background:var(--white);flex-direction:column;padding:20px;overflow-y:auto;transform:translateX(100%);transition:var(--transition);z-index:999}
  .nav-list.open{transform:translateX(0)}
  .nav-link{padding:12px 0;border-bottom:1px solid var(--border)}
  .nav-link::after{display:none}
  .dropdown{position:static;box-shadow:none;border:none;opacity:1;visibility:visible;display:none;background:var(--primary-bg);border-radius:var(--radius);margin:8px 0}
  .nav-item.open>.dropdown{display:block}
  .hero{min-height:400px;padding:40px 0}
  .hero-content h1{font-size:1.8rem}
  .services-grid{grid-template-columns:1fr 1fr}
  .features-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .booking-bar{flex-direction:column;align-items:stretch;margin-top:-24px;padding:24px;gap:12px}
  .booking-bar .bar-title{border-right:none;border-bottom:2px solid var(--border);padding-bottom:8px;padding-right:0;text-align:center}
  .process-step{min-width:120px}
  .form-row{grid-template-columns:1fr}
  .float-sidebar{right:8px}
  .float-btn{width:40px;height:40px;font-size:1rem}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .hero-content h1{font-size:1.5rem}
  .services-grid{grid-template-columns:1fr}
  .logo-text .name{font-size:0.9rem}
  .logo-icon{width:36px;height:36px}
}

/* ===== Animations ===== */
@media(prefers-reduced-motion:no-preference){
  .fade-up{opacity:0;transform:translateY(24px);transition:opacity 0.5s ease,transform 0.5s ease}
  .fade-up.visible{opacity:1;transform:translateY(0)}
}