/* ============================================
   168pcdd.com — 🥚 彩蛋星球 · 全新视觉
   Cosmic purple-pink glassmorphism style
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Noto+Sans+SC:wght@400;500;700;900&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Inter',sans-serif;
  color:#e2e8f0;background:#0a0015;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}

:root{
  /* Cosmic palette */
  --cosmic:#0a0015;
  --cosmic-2:#14002a;
  --cosmic-3:#1e0038;
  --purple:#a855f7;
  --purple-dark:#7c3aed;
  --purple-light:#c084fc;
  --pink:#ec4899;
  --pink-light:#f472b6;
  --cyan:#06d6a0;
  --cyan-dark:#059669;
  --gold:#f59e0b;
  --gold-light:#fbbf24;

  --grad-main:linear-gradient(135deg,#a855f7 0%,#ec4899 100%);
  --grad-hero:linear-gradient(160deg,#0a0015 0%,#1e0038 40%,#0a0015 100%);
  --grad-card:linear-gradient(135deg,rgba(168,85,247,.08),rgba(236,72,153,.04));
  --grad-glass:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  --grad-glow:linear-gradient(135deg,rgba(168,85,247,.4),rgba(236,72,153,.4));

  --bg-glass:rgba(255,255,255,.04);
  --bg-glass-hover:rgba(255,255,255,.08);
  --bg-card:rgba(255,255,255,.03);
  --text-primary:#f1f3f5;
  --text-secondary:#9ca3af;
  --text-muted:#6b7280;
  --border-glass:rgba(255,255,255,.06);
  --border-glass-hover:rgba(255,255,255,.12);

  --radius:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.3);
  --shadow-md:0 4px 24px rgba(0,0,0,.4);
  --shadow-lg:0 8px 48px rgba(0,0,0,.5);
  --shadow-purple:0 4px 24px rgba(168,85,247,.15);

  --nav-height:64px;
  --container:1200px;
}

.container{width:92%;max-width:var(--container);margin:0 auto}
@media(min-width:640px){.container{width:90%}}

/* === BUBBLE BG DECORATIONS === */
.cosmic-bg{position:relative;overflow:hidden}
.cosmic-bg::before{
  content:'';position:absolute;top:-20%;right:-10%;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(168,85,247,.12),transparent 70%);
  pointer-events:none;z-index:0;
}
.cosmic-bg::after{
  content:'';position:absolute;bottom:-15%;left:-8%;
  width:250px;height:250px;border-radius:50%;
  background:radial-gradient(circle,rgba(236,72,153,.08),transparent 70%);
  pointer-events:none;z-index:0;
}

/* Utility */
.text-center{text-align:center}
.flex{display:flex}
.items-center{align-items:center}
.justify-center{justify-content:center}
.justify-between{justify-content:space-between}
.flex-col{flex-direction:column}
.flex-wrap{flex-wrap:wrap}
.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.gap-8{gap:2rem}
.mx-auto{margin:0 auto}
.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}
.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.mb-10{margin-bottom:2.5rem}.mb-12{margin-bottom:3rem}
.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.mt-8{margin-top:2rem}.mt-10{margin-top:2.5rem}
.max-w-2xl{max-width:42rem}.max-w-3xl{max-width:48rem}.max-w-4xl{max-width:56rem}.max-w-5xl{max-width:64rem}

/* Grids */
.grid-2{display:grid;grid-template-columns:1fr;gap:1.25rem}
.grid-3{display:grid;grid-template-columns:1fr;gap:1.25rem}
.grid-4{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(min-width:768px){
  .grid-2{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr 1fr 1fr}
  .grid-4{grid-template-columns:repeat(4,1fr)}
}

/* Text gradients */
.grad-text{background:var(--grad-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.grad-text-cyan{-webkit-text-fill-color:#06d6a0;color:#06d6a0}

/* === HEADER === */
.site-header{
  background:rgba(10,0,21,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-glass);
  position:sticky;top:0;z-index:100;
}
.nav-container{display:flex;justify-content:space-between;align-items:center;height:var(--nav-height)}
.nav-brand{
  font-size:1.1rem;font-weight:900;display:flex;align-items:center;gap:.45rem;
  text-decoration:none;color:var(--text-primary);
}
.nav-brand .brand-icon{
  width:32px;height:32px;border-radius:50%;
  background:var(--grad-main);display:flex;align-items:center;justify-content:center;
  font-size:.85rem;color:#fff;
}
.nav-links{display:none;list-style:none;align-items:center}
@media(min-width:768px){.nav-links{display:flex}}
.nav-links a{
  text-decoration:none;color:var(--text-secondary);font-weight:500;font-size:.85rem;
  padding:.3rem .6rem;transition:color .2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--purple-light)}
.nav-cta{display:none;gap:.4rem;align-items:center}
@media(min-width:768px){.nav-cta{display:flex}}
.nav-toggle{
  display:flex;font-size:1.3rem;cursor:pointer;background:none;border:none;
  color:var(--text-primary);
}
@media(min-width:768px){.nav-toggle{display:none}}

.mobile-menu{max-height:0;overflow:hidden;transition:max-height .35s;background:rgba(10,0,21,.98);border-bottom:1px solid var(--border-glass)}
.mobile-menu.open{max-height:500px}
.mobile-menu-inner{display:flex;flex-direction:column;padding:.5rem 1rem 1rem;gap:.15rem}
.mobile-menu-inner a{text-decoration:none;color:var(--text-secondary);font-weight:500;padding:.45rem 0;font-size:.85rem}
.mobile-menu-inner a:hover{color:var(--purple-light)}
.mobile-cta{display:flex;flex-direction:column;gap:.4rem;padding-top:.5rem;border-top:1px solid var(--border-glass)}

/* === BUTTONS === */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.35rem;
  padding:.55rem 1.3rem;border-radius:50px;font-weight:600;font-size:.85rem;
  text-decoration:none;border:none;cursor:pointer;transition:all .25s;
}
.btn-primary{background:var(--grad-main);color:#fff;box-shadow:0 4px 16px rgba(168,85,247,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(168,85,247,.35)}
.btn-outline{background:transparent;border:1.5px solid rgba(255,255,255,.25);color:#fff;backdrop-filter:blur(4px)}
.btn-outline:hover{background:rgba(255,255,255,.08);border-color:var(--purple-light)}
.btn-sm{padding:.4rem 1rem;font-size:.78rem}
.btn-lg{padding:.65rem 1.6rem;font-size:.9rem}

/* === HERO === */
.hero-section{
  background:var(--grad-hero);position:relative;overflow:hidden;
  padding-top:calc(var(--nav-height) + 1rem);padding-bottom:3rem;
}
@media(min-width:768px){
  .hero-section{padding-top:calc(var(--nav-height) + 2rem);padding-bottom:4rem}
}
.hero-section::before{
  content:'';position:absolute;top:-20%;left:-10%;
  width:500px;height:500px;border-radius:50%;
  background:radial-gradient(circle,rgba(168,85,247,.08),transparent);
  pointer-events:none;
}
.hero-section::after{
  content:'';position:absolute;bottom:-30%;right:-5%;
  width:400px;height:400px;border-radius:50%;
  background:radial-gradient(circle,rgba(236,72,153,.06),transparent);
  pointer-events:none;
}

.hero-grid{display:grid;grid-template-columns:1fr;gap:2rem;align-items:center;position:relative;z-index:1}
@media(min-width:768px){.hero-grid{grid-template-columns:1.2fr 1fr}}
@media(max-width:767px){.hero-right{order:-1}}

.hero-left h1{font-size:clamp(1.5rem,4vw,2.5rem);font-weight:900;margin-bottom:.65rem;line-height:1.2}
.hero-left .hero-sub{font-size:clamp(.9rem,1.4vw,1.05rem);color:var(--text-secondary);margin-bottom:1rem;max-width:32rem}
.hero-right img{width:100%;max-width:480px;border-radius:var(--radius-xl);box-shadow:0 10px 40px rgba(168,85,247,.15);transition:all .4s;border:1px solid var(--border-glass)}
.hero-right img:hover{transform:scale(1.02);box-shadow:0 14px 48px rgba(168,85,247,.25)}
.hero-kws{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.4rem}
.hero-kw{font-size:.65rem;padding:.12rem .5rem;border-radius:20px;background:rgba(168,85,247,.12);color:var(--purple-light);border:1px solid rgba(168,85,247,.15)}
.hero-buttons{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:.5rem}
.hero-buttons .btn-cursor{cursor:default}

/* === TAGLINE BANNER === */
.tagline-banner{
  background:var(--grad-main);text-align:center;padding:.9rem 1rem;
  position:relative;overflow:hidden;
}
.tagline-text{font-size:clamp(1rem,2vw,1.25rem);font-weight:800;letter-spacing:.04em;color:#fff}
.tagline-sub{font-size:.78rem;color:rgba(255,255,255,.75);margin-top:.15rem}

/* === SECTION === */
.section{padding:3rem 0;position:relative}
.section-alt{background:rgba(168,85,247,.02)}
@media(min-width:768px){.section{padding:4rem 0}}

.section-label{
  display:inline-block;font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  background:var(--grad-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  margin-bottom:.3rem;
}
.section-title{
  font-size:clamp(1.25rem,2.6vw,1.9rem);font-weight:800;color:var(--text-primary);
  margin-bottom:.4rem;
}
.section-title .highlight{background:var(--grad-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-desc{color:var(--text-secondary);max-width:38rem;margin:0 auto 1.5rem;font-size:.85rem;line-height:1.55}

/* === CARDS === */
.card{
  background:var(--grad-card);border-radius:var(--radius-lg);padding:1.4rem;
  backdrop-filter:blur(8px);border:1px solid var(--border-glass);
  transition:all .3s;position:relative;overflow:hidden;
}
.card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:var(--grad-main);opacity:0;transition:opacity .3s;
}
.card:hover{transform:translateY(-4px);border-color:var(--border-glass-hover);background:rgba(168,85,247,.06)}
.card:hover::before{opacity:1}
.card-icon{
  width:40px;height:40px;border-radius:var(--radius);
  background:rgba(168,85,247,.12);display:flex;align-items:center;justify-content:center;
  color:var(--purple-light);font-size:1.1rem;margin-bottom:.6rem;
}
.card-tag{
  display:inline-block;font-size:.6rem;font-weight:600;padding:.12rem .45rem;
  border-radius:20px;background:rgba(6,214,160,.1);color:var(--cyan);
  margin-bottom:.35rem;
}
.card h3{font-size:.95rem;font-weight:700;color:var(--text-primary);margin-bottom:.3rem}
.card p{color:var(--text-secondary);font-size:.82rem;line-height:1.5}

/* Step numbers */
.step-num{
  width:32px;height:32px;min-width:32px;border-radius:50%;
  background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.75rem;
}

/* === STATS === */
.stats-banner{
  background:rgba(255,255,255,.03);border-radius:var(--radius-lg);padding:1.25rem 1rem;
  backdrop-filter:blur(8px);border:1px solid var(--border-glass);
}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;text-align:center}
@media(min-width:640px){.stats-grid{grid-template-columns:repeat(4,1fr)}}
.stat-item .stat-num{font-size:1.6rem;font-weight:800;background:var(--grad-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-item .stat-label{font-size:.75rem;color:var(--text-muted);margin-top:.1rem}

/* === TESTIMONIALS === */
.test-card{
  background:var(--grad-card);border-radius:var(--radius-lg);padding:1.3rem;
  backdrop-filter:blur(8px);border:1px solid var(--border-glass);
  transition:all .3s;
}
.test-card:hover{transform:translateY(-4px);border-color:var(--border-glass-hover)}
.test-stars{color:var(--gold-light);margin-bottom:.4rem;font-size:.8rem}
.test-card blockquote{color:var(--text-secondary);font-size:.82rem;line-height:1.5;margin-bottom:.6rem;font-style:italic}
.test-author{display:flex;align-items:center;gap:.5rem}
.test-avatar{
  width:34px;height:34px;border-radius:50%;
  background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.7rem;
}
.test-name{font-weight:600;font-size:.78rem;color:var(--text-primary)}
.test-title{font-size:.65rem;color:var(--text-muted)}

/* === FAQ === */
.faq-list{max-width:42rem;margin:0 auto;display:flex;flex-direction:column;gap:.5rem}
.faq-item{border:1px solid var(--border-glass);border-radius:var(--radius-lg);overflow:hidden;background:rgba(168,85,247,.03);backdrop-filter:blur(4px)}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:.75rem 1rem;background:transparent;border:none;
  cursor:pointer;font-weight:600;font-size:.85rem;text-align:left;color:var(--text-primary);
  transition:background .2s;
}
.faq-question:hover{background:rgba(168,85,247,.06)}
.faq-icon{font-size:1rem;color:var(--purple-light);transition:transform .3s;font-weight:700}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s}
.faq-item.active .faq-answer{max-height:500px}
.faq-answer-inner{padding:.5rem 1rem .8rem;color:var(--text-secondary);font-size:.82rem;line-height:1.5}

/* === CTA === */
.cta-section{background:var(--grad-hero);text-align:center;position:relative;overflow:hidden}
.cta-section::before{
  content:'';position:absolute;top:-30%;left:50%;transform:translateX(-50%);
  width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(168,85,247,.06),transparent);
  pointer-events:none;
}
.cta-section h2{font-size:clamp(1.2rem,2.4vw,1.7rem);font-weight:800;margin-bottom:.5rem;position:relative;z-index:1}
.cta-section p{opacity:.85;margin-bottom:1rem;font-size:.85rem;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:.65rem;justify-content:center;position:relative;z-index:1}

/* === CONTACT === */
.contact-grid{display:grid;grid-template-columns:1fr;gap:1.25rem;max-width:42rem;margin:0 auto}
@media(min-width:768px){.contact-grid{grid-template-columns:1fr 1fr}}
.contact-card{
  background:rgba(168,85,247,.03);border-radius:var(--radius-lg);padding:1.4rem;
  backdrop-filter:blur(8px);border:1px solid var(--border-glass);
}
.contact-card h3{font-size:.95rem;font-weight:700;margin-bottom:.6rem;color:var(--text-primary)}
.contact-item{display:flex;align-items:flex-start;gap:.5rem;margin-bottom:.5rem}
.contact-ico{
  width:32px;height:32px;min-width:32px;border-radius:var(--radius);
  background:rgba(168,85,247,.1);display:flex;align-items:center;justify-content:center;
  color:var(--purple-light);font-size:.8rem;
}
.contact-label{font-size:.65rem;color:var(--text-muted)}
.contact-val{font-size:.82rem;font-weight:600;color:var(--purple-light)}

/* === DATA TABLE === */
.data-table{width:100%;border-collapse:collapse;font-size:.82rem}
.data-table th{
  background:rgba(168,85,247,.06);color:var(--purple-light);font-weight:700;
  padding:.5rem .6rem;text-align:left;border-bottom:2px solid rgba(168,85,247,.1);
}
.data-table td{padding:.45rem .6rem;border-bottom:1px solid var(--border-glass);color:var(--text-secondary)}
.data-table tr:hover td{background:rgba(168,85,247,.03)}

/* === TIMELINE === */
.timeline{position:relative;padding-left:1.5rem;max-width:38rem;margin:0 auto}
.timeline::before{
  content:'';position:absolute;left:6px;top:0;bottom:0;
  width:2px;background:var(--grad-main);
}
.tl-item{position:relative;margin-bottom:1.2rem}
.tl-item::before{
  content:'';position:absolute;left:-1.35rem;top:.3rem;
  width:10px;height:10px;border-radius:50%;
  background:var(--purple);border:2px solid var(--cosmic-2);
}
.tl-date{font-size:.65rem;color:var(--purple-light);font-weight:600;margin-bottom:.1rem}
.tl-content{
  background:rgba(168,85,247,.03);border-radius:var(--radius);padding:.7rem .85rem;
  backdrop-filter:blur(4px);border:1px solid var(--border-glass);
}
.tl-content h4{font-size:.82rem;font-weight:700;color:var(--text-primary);margin-bottom:.05rem}
.tl-content p{font-size:.78rem;color:var(--text-secondary)}

/* === GUIDE STEPS === */
.guide-steps{display:flex;flex-direction:column;gap:.65rem;max-width:34rem;margin:0 auto}
.guide-step{
  display:flex;align-items:center;gap:.9rem;
  padding:.65rem .9rem;background:rgba(168,85,247,.03);
  border-radius:var(--radius-lg);border:1px solid var(--border-glass);
  backdrop-filter:blur(4px);
}
.guide-step div strong{font-size:.85rem;color:var(--text-primary)}
.guide-step div span{font-size:.78rem}

/* Brand strip */
.brand-strip{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem}
.brand-strip span{
  font-size:.75rem;padding:.25rem .7rem;
  background:rgba(168,85,247,.06);border:1px solid var(--border-glass);
  border-radius:20px;color:var(--text-secondary);font-weight:500;
}

/* Room cards */
.room-card{
  background:var(--grad-card);border-radius:var(--radius-lg);padding:1.25rem;
  text-align:center;backdrop-filter:blur(8px);border:1px solid var(--border-glass);
  transition:all .3s;
}
.room-card:hover{transform:translateY(-4px);border-color:var(--border-glass-hover)}
.room-num{font-size:1.8rem;font-weight:900;background:var(--grad-main);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.room-label{font-size:.75rem;color:var(--text-muted);margin-top:.1rem}
.room-badge{
  display:inline-block;font-size:.6rem;padding:.1rem .4rem;border-radius:20px;
  background:rgba(6,214,160,.1);color:var(--cyan);margin-top:.25rem;
}

/* === FOOTER === */
.site-footer{
  background:rgba(10,0,21,.95);padding:2.5rem 0 1.5rem;
  border-top:1px solid var(--border-glass);
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-bottom:1.5rem}
@media(min-width:640px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}}
.footer-brand .f-logo{
  font-size:1rem;font-weight:800;display:flex;align-items:center;gap:.35rem;
}
.footer-brand .f-logo .f-icon{
  width:28px;height:28px;border-radius:50%;background:var(--grad-main);
  display:flex;align-items:center;justify-content:center;font-size:.75rem;color:#fff;
}
.footer-brand p{font-size:.78rem;margin-top:.35rem;color:var(--text-muted);line-height:1.5}
.footer-col h4{font-size:.82rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}
.footer-col a{display:block;font-size:.78rem;color:var(--text-muted);text-decoration:none;margin-bottom:.3rem;transition:color .2s}
.footer-col a:hover{color:var(--purple-light)}
.footer-bottom{border-top:1px solid var(--border-glass);padding-top:.9rem;display:flex;flex-direction:column;align-items:center;gap:.5rem}
@media(min-width:640px){.footer-bottom{flex-direction:row;justify-content:space-between}}
.footer-bottom p{font-size:.7rem;color:var(--text-muted)}
.footer-social{display:flex;gap:.4rem}
.footer-social a{
  width:28px;height:28px;border-radius:50%;background:rgba(168,85,247,.08);
  color:var(--text-muted);display:flex;align-items:center;justify-content:center;
  text-decoration:none;font-size:.75rem;transition:all .2s;
}
.footer-social a:hover{background:var(--purple);color:#fff}

/* === BACK TO TOP === */
.back-top{
  position:fixed;bottom:1.5rem;right:1.5rem;width:38px;height:38px;border-radius:50%;
  background:var(--grad-main);color:#fff;border:none;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  font-size:.85rem;box-shadow:0 4px 16px rgba(168,85,247,.3);
  opacity:0;visibility:hidden;transition:all .3s;z-index:99;
}
.back-top.visible{opacity:1;visibility:visible}

/* === REVEAL === */
.reveal{opacity:0;transform:translateY(20px);transition:all .5s}
.reveal.visible{opacity:1;transform:translateY(0)}

/* === SELECTION & SCROLLBAR === */
::selection{background:rgba(168,85,247,.3)}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--cosmic)}
::-webkit-scrollbar-thumb{background:var(--purple);border-radius:2px}