/* ===================== 设计令牌 ===================== */
:root{
  --bg-0:#05060d;--bg-1:#090b16;--bg-2:#0e1120;--bg-3:#141830;
  --glass:rgba(255,255,255,.05);--glass-strong:rgba(255,255,255,.08);
  --glass-border:rgba(255,255,255,.10);--glass-border-hi:rgba(255,255,255,.22);
  --accent:#7c8cff;--accent-2:#43d9e6;--accent-3:#a06eff;
  --accent-glow:rgba(124,140,255,.4);
  --text:#e8ecf7;--text-2:#9aa3bd;--text-3:#5f6884;
  --radius-xl:28px;--radius-l:20px;--radius-m:14px;--radius-s:10px;
  --ease:cubic-bezier(.22,1,.36,1);--ease-out:cubic-bezier(.16,1,.3,1);
  --dur:.4s;
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-tap-highlight-color:transparent;}
body{
  background:var(--bg-0);
  font-family:'Noto Sans SC',system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  line-height:1.7;color:var(--text);min-height:100vh;position:relative;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
/* ===================== 星海背景（三层视差） ===================== */
.bg-deep{position:fixed;inset:0;z-index:-4;pointer-events:none;
  background:
    radial-gradient(ellipse 90% 60% at 15% -5%,rgba(124,140,255,.18),transparent 60%),
    radial-gradient(ellipse 80% 55% at 95% 10%,rgba(67,217,230,.12),transparent 58%),
    radial-gradient(ellipse 100% 70% at 50% 115%,rgba(160,110,255,.16),transparent 62%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 50%,var(--bg-0) 100%);
}
.stars-far{position:fixed;inset:0;z-index:-3;pointer-events:none;
  background-image:
    radial-gradient(1px 1px at 12% 18%,rgba(255,255,255,.5),transparent),
    radial-gradient(1px 1px at 28% 42%,rgba(255,255,255,.35),transparent),
    radial-gradient(1.2px 1.2px at 45% 8%,rgba(255,255,255,.45),transparent),
    radial-gradient(1px 1px at 62% 30%,rgba(255,255,255,.3),transparent),
    radial-gradient(1.1px 1.1px at 78% 15%,rgba(255,255,255,.4),transparent),
    radial-gradient(1px 1px at 90% 45%,rgba(255,255,255,.25),transparent),
    radial-gradient(1.2px 1.2px at 8% 65%,rgba(255,255,255,.35),transparent),
    radial-gradient(1px 1px at 25% 80%,rgba(255,255,255,.25),transparent),
    radial-gradient(1.1px 1.1px at 50% 55%,rgba(255,255,255,.2),transparent),
    radial-gradient(1px 1px at 70% 72%,rgba(255,255,255,.3),transparent),
    radial-gradient(1.2px 1.2px at 88% 85%,rgba(255,255,255,.25),transparent),
    radial-gradient(1px 1px at 35% 92%,rgba(255,255,255,.2),transparent),
    radial-gradient(1px 1px at 55% 25%,rgba(255,255,255,.3),transparent),
    radial-gradient(1.1px 1.1px at 15% 50%,rgba(255,255,255,.25),transparent);
  animation:twinkleFar 10s ease-in-out infinite alternate;
  will-change:opacity;
}
.stars-near{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:
    radial-gradient(1.8px 1.8px at 20% 12%,rgba(255,255,255,.7),transparent),
    radial-gradient(1.5px 1.5px at 65% 20%,rgba(255,255,255,.55),transparent),
    radial-gradient(2px 2px at 40% 70%,rgba(255,255,255,.5),transparent),
    radial-gradient(1.6px 1.6px at 85% 60%,rgba(255,255,255,.45),transparent),
    radial-gradient(1.8px 1.8px at 10% 85%,rgba(255,255,255,.5),transparent),
    radial-gradient(1.5px 1.5px at 55% 90%,rgba(255,255,255,.4),transparent);
  animation:twinkleNear 5s ease-in-out infinite alternate;
  will-change:opacity;
}
@keyframes twinkleFar{from{opacity:.4;}to{opacity:.85;}}
@keyframes twinkleNear{from{opacity:.6;}to{opacity:1;}}
/* 流星 */
.shooting-star{position:fixed;z-index:-1;width:3px;height:3px;background:#fff;border-radius:50%;
  box-shadow:0 0 8px 3px rgba(255,255,255,.7),0 0 20px 6px rgba(124,140,255,.4);
  opacity:0;pointer-events:none;will-change:transform,opacity;}
.shooting-star::after{content:'';position:absolute;top:50%;right:50%;width:140px;height:1.5px;
  background:linear-gradient(90deg,rgba(255,255,255,.9),rgba(124,140,255,.4),transparent);
  transform:translateY(-50%);border-radius:1px;}
@keyframes shoot{0%{opacity:0;transform:translate(0,0) rotate(-32deg);}
  3%{opacity:1;}55%{opacity:1;}100%{opacity:0;transform:translate(700px,440px) rotate(-32deg);}}
/* ===================== 导航 ===================== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);
  background:rgba(5,6,13,.55);border-bottom:1px solid transparent;
  transition:background .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);}
.nav.scrolled{background:rgba(5,6,13,.88);border-bottom-color:var(--glass-border);
  box-shadow:0 8px 32px rgba(0,0,0,.4);}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 1.5rem;
  display:flex;align-items:center;justify-content:space-between;height:64px;
  transition:height .35s var(--ease);}
.nav.scrolled .nav-inner{height:56px;}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--text);}
.brand-logo{width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 4px 16px var(--accent-glow);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.brand:hover .brand-logo{transform:rotate(15deg) scale(1.08);box-shadow:0 6px 24px var(--accent-glow);}
.brand-logo svg{width:20px;height:20px;fill:#fff;}
.brand-name{font-family:'Noto Serif SC',serif;font-weight:700;font-size:1.15rem;letter-spacing:.05em;}
.brand-name span{background:linear-gradient(135deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.nav-links{display:flex;align-items:center;gap:.3rem;}
.nav-actions{display:flex;align-items:center;gap:.6rem;}
.nav-link{position:relative;padding:.45rem .9rem;border-radius:8px;color:var(--text-2);
  text-decoration:none;font-size:.9rem;font-weight:500;transition:color .25s var(--ease);}
.nav-link::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%) scaleX(0);
  width:60%;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transition:transform .3s var(--ease);}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1);}
.nav-cta{padding:.45rem 1.1rem;border-radius:8px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;text-decoration:none;font-size:.88rem;font-weight:600;
  box-shadow:0 4px 14px var(--accent-glow);transition:transform .25s var(--ease),box-shadow .25s var(--ease);}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 22px var(--accent-glow);}
/* 用户状态 */
.nav-user{position:relative;}
.user-btn{
  display:flex;align-items:center;gap:.5rem;padding:.35rem .7rem .35rem .35rem;
  border-radius:100px;border:1px solid var(--glass-border-hi);background:var(--glass);
  color:var(--text);cursor:pointer;transition:all .25s var(--ease);
  backdrop-filter:blur(10px);
}
.user-btn:hover{border-color:var(--accent);background:var(--glass-strong);}
.user-avatar{
  width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;
  font-size:.8rem;font-weight:700;flex-shrink:0;text-transform:uppercase;
}
.user-name{font-size:.85rem;font-weight:500;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.user-arrow{width:14px;height:14px;color:var(--text-3);transition:transform .25s;}
.nav-user.open .user-arrow{transform:rotate(180deg);}
.user-dropdown{
  position:absolute;top:calc(100% + 8px);right:0;width:260px;
  background:var(--noise),linear-gradient(160deg,rgba(20,24,48,.97),rgba(9,11,22,.98));
  border:1px solid var(--glass-border-hi);border-radius:14px;
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 32px rgba(124,140,255,.1);
  padding:.6rem;opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:all .25s var(--ease);z-index:300;
}
.nav-user.open .user-dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.user-dropdown::before{
  content:'';position:absolute;top:-6px;right:20px;width:12px;height:12px;
  background:inherit;border-left:1px solid var(--glass-border-hi);border-top:1px solid var(--glass-border-hi);
  transform:rotate(45deg);
}
.user-info{display:flex;align-items:center;gap:.7rem;padding:.6rem .5rem .8rem;}
.user-info-avatar{
  width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;
  font-size:1.1rem;font-weight:700;flex-shrink:0;text-transform:uppercase;
}
.user-info-text{flex:1;min-width:0;}
.user-info-name{font-size:.95rem;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.user-info-email{font-size:.78rem;color:var(--text-3);margin-top:.15rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.user-divider{height:1px;background:var(--glass-border);margin:.3rem 0;}
.user-menu-item{
  display:flex;align-items:center;gap:.6rem;padding:.55rem .6rem;border-radius:8px;
  color:var(--text-2);text-decoration:none;font-size:.88rem;cursor:pointer;
  transition:all .2s;background:none;border:none;width:100%;text-align:left;
}
.user-menu-item svg{width:18px;height:18px;flex-shrink:0;}
.user-menu-item:hover{background:var(--glass-strong);color:var(--accent-2);}
.user-logout{color:#ff6b6b;}
.user-logout:hover{background:rgba(255,107,107,.1);color:#ff6b6b;}
.menu-btn{display:none;background:none;border:none;color:var(--text);cursor:pointer;padding:.5rem;}
.menu-btn svg{width:24px;height:24px;}
/* ===================== Hero ===================== */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:7rem 1.5rem 4rem;position:relative;}
.hero-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem 1rem;
  border-radius:100px;border:1px solid var(--glass-border-hi);background:var(--glass);
  font-size:.82rem;color:var(--text-2);margin-bottom:1.8rem;
  backdrop-filter:blur(10px);opacity:0;transform:translateY(20px);
  animation:fadeUp .8s var(--ease-out) .2s forwards;}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-2);
  box-shadow:0 0 8px var(--accent-2);animation:pulse 2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.8);}}
.hero h1{font-family:'Noto Serif SC',serif;font-weight:900;font-size:clamp(2.6rem,7vw,5rem);
  line-height:1.15;letter-spacing:.02em;margin-bottom:1.2rem;
  opacity:0;transform:translateY(30px);animation:fadeUp 1s var(--ease-out) .4s forwards;}
.hero h1 .grad{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 50%,var(--accent-3) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  background-size:200% 200%;animation:gradShift 6s ease infinite,fadeUp 1s var(--ease-out) .4s forwards;}
@keyframes gradShift{0%,100%{background-position:0% 50%;}50%{background-position:100% 50%;}}
.hero-sub{font-size:clamp(1rem,2.2vw,1.2rem);color:var(--text-2);max-width:560px;
  margin-bottom:2.5rem;font-weight:300;
  opacity:0;transform:translateY(20px);animation:fadeUp .9s var(--ease-out) .65s forwards;}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;margin-bottom:3.5rem;
  opacity:0;transform:translateY(20px);animation:fadeUp .9s var(--ease-out) .85s forwards;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
.btn-primary{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 2rem;
  border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;text-decoration:none;font-weight:600;font-size:1rem;position:relative;overflow:hidden;
  box-shadow:0 8px 28px var(--accent-glow);transition:transform .25s var(--ease),box-shadow .25s var(--ease);border:none;cursor:pointer;}
.btn-primary::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);
  transition:left .6s var(--ease);}
.btn-primary:hover::before{left:100%;}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 36px var(--accent-glow);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 2rem;
  border-radius:12px;border:1px solid var(--glass-border-hi);background:var(--glass);
  color:var(--text);text-decoration:none;font-weight:500;font-size:1rem;
  backdrop-filter:blur(10px);transition:all .3s var(--ease);}
.btn-ghost:hover{border-color:var(--accent);background:rgba(124,140,255,.12);
  box-shadow:0 0 20px rgba(124,140,255,.15);transform:translateY(-2px);}
.hero-stats{display:flex;gap:2.5rem;flex-wrap:wrap;justify-content:center;
  opacity:0;transform:translateY(20px);animation:fadeUp .9s var(--ease-out) 1.05s forwards;}
.stat{text-align:center;transition:transform .3s var(--ease);}
.stat:hover{transform:translateY(-3px);}
.stat-num{font-family:'Noto Serif SC',serif;font-size:1.8rem;font-weight:700;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.stat-label{font-size:.8rem;color:var(--text-3);margin-top:.2rem;}
.scroll-hint{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);
  color:var(--text-3);font-size:.75rem;display:flex;flex-direction:column;align-items:center;gap:.4rem;
  animation:bounce 2s ease-in-out infinite;opacity:0;animation:bounce 2s ease-in-out infinite,fadeIn .8s ease 1.5s forwards;}
.scroll-hint svg{width:18px;height:18px;}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0);}50%{transform:translateX(-50%) translateY(6px);}}
@keyframes fadeIn{to{opacity:1;}}
/* ===================== 滚动入场 ===================== */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out);}
.reveal.in{opacity:1;transform:translateY(0);}
.reveal-left{opacity:0;transform:translateX(-40px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out);}
.reveal-left.in{opacity:1;transform:translateX(0);}
.reveal-right{opacity:0;transform:translateX(40px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out);}
.reveal-right.in{opacity:1;transform:translateX(0);}
/* ===================== 通用区块 ===================== */
.section{max-width:1200px;margin:0 auto;padding:5rem 1.5rem;}
.section-head{text-align:center;margin-bottom:3.5rem;}
.section-tag{display:inline-block;font-size:.8rem;color:var(--accent-2);font-weight:500;
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:.8rem;}
.section-title{font-family:'Noto Serif SC',serif;font-size:clamp(1.8rem,4vw,2.6rem);
  font-weight:700;margin-bottom:.8rem;}
.section-desc{color:var(--text-2);font-size:1rem;max-width:520px;margin:0 auto;font-weight:300;}
/* ===================== 服务卡片（3D倾斜+鼠标高光） ===================== */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;}
.service-card{position:relative;border-radius:var(--radius-l);padding:2rem 1.8rem;
  background:var(--noise),linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--glass-border);backdrop-filter:blur(20px);
  transition:border-color .35s var(--ease),box-shadow .35s var(--ease);
  overflow:hidden;text-decoration:none;color:inherit;display:block;
  transform-style:preserve-3d;will-change:transform;}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--card-accent,var(--accent)),transparent);
  opacity:0;transition:opacity .4s var(--ease);}
.service-card::after{content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(600px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.06),transparent 40%);
  opacity:0;transition:opacity .3s;}
.service-card:hover{border-color:var(--glass-border-hi);
  box-shadow:0 20px 50px rgba(0,0,0,.4),0 0 40px var(--card-glow,rgba(124,140,255,.15));}
.service-card:hover::before{opacity:1;}
.service-card:hover::after{opacity:1;}
.service-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  margin-bottom:1.3rem;background:linear-gradient(135deg,var(--icon-from,var(--accent)),var(--icon-to,var(--accent-2)));
  box-shadow:0 6px 20px var(--card-glow,rgba(124,140,255,.3));
  transition:transform .4s var(--ease);}
.service-card:hover .service-icon{transform:scale(1.1) rotate(-5deg);}
.service-icon svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.service-card h3{font-size:1.25rem;font-weight:700;margin-bottom:.5rem;font-family:'Noto Serif SC',serif;}
.service-card p{color:var(--text-2);font-size:.9rem;margin-bottom:1.2rem;line-height:1.6;}
.service-meta{display:flex;align-items:center;gap:.4rem;font-size:.8rem;color:var(--text-3);}
.service-meta svg{width:14px;height:14px;}
.service-arrow{position:absolute;top:1.8rem;right:1.8rem;color:var(--text-3);
  transition:all .35s var(--ease);}
.service-card:hover .service-arrow{color:var(--card-accent,var(--accent));transform:translate(4px,-4px) rotate(45deg);}
.service-arrow svg{width:20px;height:20px;}
/* ===================== 音乐生态 ===================== */
.music-section{background:linear-gradient(180deg,transparent,rgba(124,140,255,.04),transparent);}
.music-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;}
.music-item{display:flex;gap:1.2rem;padding:1.5rem;border-radius:var(--radius-m);
  background:var(--glass);border:1px solid var(--glass-border);
  transition:all .35s var(--ease);text-decoration:none;color:inherit;position:relative;overflow:hidden;}
.music-item::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--accent),var(--accent-2));
  transform:scaleY(0);transform-origin:top;transition:transform .35s var(--ease);}
.music-item:hover{border-color:var(--glass-border-hi);background:var(--glass-strong);
  transform:translateX(6px);box-shadow:0 8px 30px rgba(0,0,0,.3);}
.music-item:hover::before{transform:scaleY(1);}
.music-item-icon{width:44px;height:44px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:rgba(124,140,255,.15);border:1px solid rgba(124,140,255,.25);
  transition:all .35s var(--ease);}
.music-item:hover .music-item-icon{background:rgba(124,140,255,.25);transform:scale(1.08);}
.music-item-icon svg{width:22px;height:22px;stroke:var(--accent);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.music-item-body h4{font-size:1rem;font-weight:600;margin-bottom:.3rem;}
.music-item-body p{font-size:.83rem;color:var(--text-2);line-height:1.5;}
.music-item-tag{display:inline-block;font-size:.7rem;padding:.15rem .5rem;border-radius:4px;
  background:rgba(67,217,230,.12);color:var(--accent-2);margin-top:.5rem;font-weight:500;}
/* ===================== 解析平台 ===================== */
.parse-platforms{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;}
.platform-chip{display:flex;align-items:center;gap:.6rem;padding:.9rem 1rem;
  border-radius:var(--radius-s);background:var(--glass);border:1px solid var(--glass-border);
  font-size:.88rem;font-weight:500;transition:all .3s var(--ease);cursor:default;}
.platform-chip:hover{border-color:var(--glass-border-hi);background:var(--glass-strong);
  transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.3);}
.platform-dot{width:10px;height:10px;border-radius:3px;transition:transform .3s var(--ease);}
.platform-chip:hover .platform-dot{transform:scale(1.3);}
/* ===================== 博客区 ===================== */
.blog-preview{display:grid;grid-template-columns:1.2fr 1fr;gap:2rem;align-items:center;}
.blog-content h3{font-family:'Noto Serif SC',serif;font-size:1.6rem;font-weight:700;margin-bottom:1rem;}
.blog-content p{color:var(--text-2);margin-bottom:1.5rem;font-size:.95rem;}
.blog-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.8rem;}
.blog-tag{padding:.3rem .8rem;border-radius:6px;font-size:.78rem;
  background:var(--glass);border:1px solid var(--glass-border);color:var(--text-2);
  transition:all .25s var(--ease);}
.blog-tag:hover{border-color:var(--accent);color:var(--accent-2);background:rgba(124,140,255,.08);}
.blog-visual{position:relative;height:280px;border-radius:var(--radius-l);overflow:hidden;
  background:linear-gradient(135deg,rgba(124,140,255,.12),rgba(67,217,230,.08));
  border:1px solid var(--glass-border);display:flex;align-items:center;justify-content:center;}
.blog-visual::before{content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 30% 30%,rgba(124,140,255,.2),transparent 50%),
             radial-gradient(circle at 70% 70%,rgba(67,217,230,.15),transparent 50%);
  animation:blogGlow 8s ease-in-out infinite alternate;}
@keyframes blogGlow{from{opacity:.6;}to{opacity:1;}}
.blog-visual svg{width:120px;height:120px;opacity:.4;position:relative;z-index:1;
  animation:floatIcon 6s ease-in-out infinite;}
@keyframes floatIcon{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}
/* ===================== 页脚 ===================== */
.footer{border-top:1px solid var(--glass-border);padding:3rem 1.5rem 2rem;
  background:rgba(5,6,13,.5);backdrop-filter:blur(10px);}
.footer-inner{max-width:1200px;margin:0 auto;}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2rem;margin-bottom:2.5rem;}
.footer-brand p{color:var(--text-3);font-size:.85rem;margin-top:.8rem;max-width:280px;}
.footer-col h5{font-size:.85rem;font-weight:600;color:var(--text);margin-bottom:1rem;}
.footer-col a{display:block;color:var(--text-3);text-decoration:none;font-size:.85rem;
  padding:.3rem 0;transition:color .2s,padding-left .2s;}
.footer-col a:hover{color:var(--accent-2);padding-left:4px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;
  padding-top:1.5rem;border-top:1px solid var(--glass-border);
  font-size:.78rem;color:var(--text-3);flex-wrap:wrap;gap:.5rem;}
/* ===================== 响应式 ===================== */
@media(max-width:900px){
  .services-grid{grid-template-columns:1fr;}
  .music-grid{grid-template-columns:1fr;}
  .parse-platforms{grid-template-columns:repeat(2,1fr);}
  .blog-preview{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .nav-links{display:none;}
  .menu-btn{display:block;}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:64px;left:0;right:0;
    background:rgba(5,6,13,.95);backdrop-filter:blur(20px);padding:1rem;
    border-bottom:1px solid var(--glass-border);gap:.3rem;}
  .nav-links.open .nav-link{padding:.7rem 1rem;}
  .nav-links.open .nav-link::after{display:none;}
  /* 移动端：用户状态只显示头像，CTA缩小 */
  .user-name,.user-arrow{display:none;}
  .user-btn{padding:.3rem;}
  .nav-cta{padding:.4rem .8rem;font-size:.8rem;}
}
@media(max-width:560px){
  .parse-platforms{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .hero-stats{gap:1.5rem;}
  .section{padding:3.5rem 1.2rem;}
  .nav-cta{display:none;}
  .nav-actions{gap:.4rem;}
  .hero-buttons{flex-direction:column;align-items:stretch;}
  .hero-buttons .btn{width:100%;justify-content:center;}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;}
  .reveal,.reveal-left,.reveal-right{opacity:1!important;transform:none!important;}
}

/* ===================== 迷你播放器 ===================== */
.mini-player{
  position:fixed;bottom:1.2rem;right:1.2rem;z-index:200;
  font-family:'Noto Sans SC',system-ui,sans-serif;
}
.mini-player audio{display:none;}
/* 折叠态 */
.mp-collapse{
  width:52px;height:52px;border-radius:50%;cursor:pointer;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 24px var(--accent-glow),0 2px 8px rgba(0,0,0,.4);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  position:relative;
}
.mp-collapse:hover{transform:scale(1.08);box-shadow:0 8px 32px var(--accent-glow);}
.mp-disc{width:28px;height:28px;color:#fff;}
.mp-disc svg{width:100%;height:100%;}
.mini-player.playing .mp-disc svg{animation:spin 4s linear infinite;}
@keyframes spin{from{transform:rotate(0);}to{transform:rotate(360deg);}}
.mp-wave{
  position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);
  display:flex;align-items:flex-end;gap:2px;height:12px;
}
.mp-wave span{
  width:2.5px;background:rgba(255,255,255,.8);border-radius:2px;
  animation:wave 1s ease-in-out infinite;
}
.mp-wave span:nth-child(1){animation-delay:0s;height:4px;}
.mp-wave span:nth-child(2){animation-delay:.15s;height:8px;}
.mp-wave span:nth-child(3){animation-delay:.3s;height:6px;}
.mp-wave span:nth-child(4){animation-delay:.45s;height:10px;}
@keyframes wave{0%,100%{transform:scaleY(.4);}50%{transform:scaleY(1);}}
.mini-player:not(.playing) .mp-wave{display:none;}
/* 展开态 */
.mp-expand{
  display:none;position:absolute;bottom:0;right:0;
  width:340px;background:var(--noise),linear-gradient(160deg,rgba(20,24,48,.97),rgba(9,11,22,.98));
  border:1px solid var(--glass-border-hi);border-radius:18px;
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  box-shadow:0 20px 60px rgba(0,0,0,.6),0 0 40px rgba(124,140,255,.15);
  padding:1rem;overflow:hidden;
}
.mini-player.expanded .mp-collapse{display:none;}
.mini-player.expanded .mp-expand{display:block;animation:mpSlideUp .35s var(--ease-out);}
@keyframes mpSlideUp{from{opacity:0;transform:translateY(16px) scale(.96);}to{opacity:1;transform:translateY(0) scale(1);}}
.mp-expand::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--accent),var(--accent-2),transparent);
}
.mp-cover{
  width:56px;height:56px;border-radius:12px;flex-shrink:0;overflow:hidden;
  background:linear-gradient(135deg,rgba(124,140,255,.2),rgba(67,217,230,.15));
  border:1px solid var(--glass-border);display:flex;align-items:center;justify-content:center;
}
.mp-cover img{width:100%;height:100%;object-fit:cover;}
.mp-cover-default{width:28px;height:28px;color:var(--accent-2);}
.mp-cover-default svg{width:100%;height:100%;}
.mp-info{flex:1;min-width:0;margin-left:.8rem;}
.mp-title{
  font-size:.92rem;font-weight:600;color:var(--text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.mp-artist{
  font-size:.78rem;color:var(--text-2);margin-top:.15rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.mp-controls{display:flex;align-items:center;gap:.4rem;margin-top:.8rem;}
.mp-btn{
  width:36px;height:36px;border-radius:50%;border:none;cursor:pointer;
  background:var(--glass);color:var(--text);display:flex;align-items:center;justify-content:center;
  transition:all .25s var(--ease);
}
.mp-btn:hover{background:var(--glass-strong);color:var(--accent-2);transform:scale(1.1);}
.mp-btn svg{width:18px;height:18px;}
.mp-btn.mp-play{
  width:44px;height:44px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:0 4px 16px var(--accent-glow);
}
.mp-btn.mp-play:hover{transform:scale(1.08);box-shadow:0 6px 22px var(--accent-glow);}
.mp-close{
  position:absolute;top:.6rem;right:.6rem;width:28px;height:28px;border-radius:50%;
  border:none;background:transparent;color:var(--text-3);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all .2s;
}
.mp-close:hover{color:var(--text);background:var(--glass);}
.mp-close svg{width:16px;height:16px;}
.mp-toast{
  position:absolute;bottom:100%;left:50%;transform:translateX(-50%);
  background:rgba(0,0,0,.85);color:#fff;padding:.4rem .8rem;border-radius:8px;
  font-size:.78rem;white-space:nowrap;opacity:0;pointer-events:none;
  transition:opacity .25s,transform .25s;margin-bottom:.5rem;
}
.mp-toast.show{opacity:1;transform:translateX(-50%) translateY(-4px);}
.mp-progress{
  height:3px;background:var(--glass);border-radius:2px;margin-top:.7rem;overflow:hidden;cursor:pointer;
}
.mp-progress-bar{
  height:100%;width:0%;background:linear-gradient(90deg,var(--accent),var(--accent-2));
  border-radius:2px;transition:width .1s linear;
}
@media(max-width:560px){
  .mini-player{bottom:.8rem;right:.8rem;}
  .mp-expand{width:calc(100vw - 1.6rem);}
}

/* ===================== 迷你播放器 ===================== */
.mini-player{
  position:fixed;bottom:1.2rem;right:1.2rem;z-index:90;
  font-family:'Noto Sans SC',system-ui,sans-serif;
}
.mini-player *{box-sizing:border-box;}
/* 折叠态：圆形按钮 */
.mp-collapse{
  width:52px;height:52px;border-radius:50%;cursor:pointer;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 6px 24px var(--accent-glow),0 2px 8px rgba(0,0,0,.4);
  display:flex;align-items:center;justify-content:center;position:relative;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.mp-collapse:hover{transform:scale(1.08);box-shadow:0 8px 32px var(--accent-glow);}
.mp-disc{width:28px;height:28px;color:#fff;}
.mp-disc.playing{animation:spin 6s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
.mp-wave{position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);
  display:flex;gap:2px;align-items:flex-end;height:8px;}
.mp-wave span{width:2px;background:rgba(255,255,255,.7);border-radius:1px;
  animation:wave 1s ease-in-out infinite;}
.mp-wave span:nth-child(1){height:4px;animation-delay:0s;}
.mp-wave span:nth-child(2){height:7px;animation-delay:.15s;}
.mp-wave span:nth-child(3){height:5px;animation-delay:.3s;}
.mp-wave span:nth-child(4){height:6px;animation-delay:.45s;}
@keyframes wave{0%,100%{transform:scaleY(.4);}50%{transform:scaleY(1);}}
.mp-wave.paused span{animation-play-state:paused;opacity:.4;}

/* 展开态 */
.mp-expand{
  display:none;width:320px;border-radius:16px;
  background:var(--noise),linear-gradient(160deg,rgba(20,24,48,.95),rgba(10,12,22,.95));
  border:1px solid var(--glass-border-hi);
  backdrop-filter:blur(24px) saturate(160%);
  -webkit-backdrop-filter:blur(24px) saturate(160%);
  box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 30px rgba(124,140,255,.15);
  padding:.8rem .8rem .8rem .8rem;
  align-items:center;gap:.7rem;position:relative;overflow:hidden;
}
.mini-player.expanded .mp-collapse{display:none;}
.mini-player.expanded .mp-expand{display:flex;animation:mpSlideIn .35s var(--ease-out);}
@keyframes mpSlideIn{from{opacity:0;transform:translateY(16px) scale(.95);}to{opacity:1;transform:none;}}

.mp-cover{
  width:48px;height:48px;border-radius:10px;flex-shrink:0;overflow:hidden;
  background:linear-gradient(135deg,rgba(124,140,255,.3),rgba(67,217,230,.2));
  display:flex;align-items:center;justify-content:center;position:relative;
}
.mp-cover img{width:100%;height:100%;object-fit:cover;}
.mp-cover-default{width:24px;height:24px;color:var(--accent-2);}
.mp-cover.playing img{animation:spin 8s linear infinite;}

.mp-info{flex:1;min-width:0;}
.mp-title{font-size:.88rem;font-weight:600;color:var(--text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.mp-artist{font-size:.75rem;color:var(--text-3);margin-top:.1rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

.mp-controls{display:flex;align-items:center;gap:.2rem;flex-shrink:0;}
.mp-btn{
  width:32px;height:32px;border-radius:50%;border:none;cursor:pointer;
  background:transparent;color:var(--text-2);display:flex;align-items:center;justify-content:center;
  transition:all .2s var(--ease);padding:0;
}
.mp-btn:hover{color:var(--text);background:var(--glass-strong);}
.mp-btn:active{transform:scale(.92);}
.mp-btn svg{width:16px;height:16px;}
.mp-play{
  width:38px;height:38px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:0 4px 14px var(--accent-glow);
}
.mp-play:hover{background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 6px 20px var(--accent-glow);transform:scale(1.05);}
.mp-play svg{width:18px;height:18px;}

.mp-close{
  position:absolute;top:.4rem;right:.4rem;width:22px;height:22px;border-radius:50%;
  border:none;background:transparent;color:var(--text-3);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all .2s;
}
.mp-close:hover{color:var(--text);background:var(--glass);}
.mp-close svg{width:14px;height:14px;}

/* Toast提示 */
.mp-toast{
  position:absolute;bottom:calc(100% + .5rem);right:0;
  background:rgba(10,12,22,.95);border:1px solid var(--glass-border-hi);
  color:var(--text);font-size:.78rem;padding:.5rem .8rem;border-radius:8px;
  white-space:nowrap;opacity:0;pointer-events:none;
  transition:opacity .25s,transform .25s;transform:translateY(6px);
  backdrop-filter:blur(10px);
}
.mp-toast.show{opacity:1;transform:translateY(0);}

/* 进度条 */
.mp-progress{
  position:absolute;bottom:0;left:0;right:0;height:2px;background:rgba(255,255,255,.08);
  cursor:pointer;overflow:hidden;
}
.mp-progress-bar{height:100%;width:0%;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transition:width .1s linear;
}

@media(max-width:560px){
  .mini-player{bottom:.8rem;right:.8rem;}
  .mp-expand{width:calc(100vw - 1.6rem);max-width:340px;}
}