/* =====================================================
   itxiaoge.com · Design System
   Brand: 活泼渐变 + 亲切感
   ===================================================== */

:root {
  /* ── Brand gradient ── */
  --brand-a: #6366F1;
  --brand-b: #EC4899;
  --grad:     linear-gradient(135deg, #6366F1 0%, #EC4899 100%);
  --grad-r:   linear-gradient(135deg, #EC4899 0%, #6366F1 100%);
  --grad-soft:linear-gradient(135deg,rgba(99,102,241,.09),rgba(236,72,153,.09));

  /* ── Service accent colors ── */
  --ai-a: #FF6B35;  --ai-b: #FF4D8D;
  --api-a:#4F7BF7;  --api-b:#06B6D4;
  --cloud-a:#22C55E;--cloud-b:#0EA5E9;
  --sup-a: #A855F7; --sup-b: #EC4899;

  --ai-grad:    linear-gradient(135deg,#FF6B35,#FF4D8D);
  --api-grad:   linear-gradient(135deg,#4F7BF7,#06B6D4);
  --cloud-grad: linear-gradient(135deg,#22C55E,#0EA5E9);
  --sup-grad:   linear-gradient(135deg,#A855F7,#EC4899);

  --ai-soft:    rgba(255,107,53,.1);
  --api-soft:   rgba(79,123,247,.1);
  --cloud-soft: rgba(34,197,94,.1);
  --sup-soft:   rgba(168,85,247,.1);

  /* ── Neutrals ── */
  --bg:      #F6F7FB;
  --bg-w:    #FFFFFF;
  --text:    #1A1D2E;
  --text-2:  #3D4466;
  --muted:   #8891AC;
  --line:    rgba(30,40,100,.08);
  --line-2:  rgba(30,40,100,.14);

  /* ── Shadows ── */
  --s1: 0 1px 3px rgba(30,40,100,.07),0 4px 12px rgba(30,40,100,.05);
  --s2: 0 4px 16px rgba(30,40,100,.10),0 1px 3px rgba(30,40,100,.06);
  --s3: 0 12px 40px rgba(30,40,100,.14);
  --s-brand: 0 8px 28px rgba(99,102,241,.30);
  --s-ai:    0 8px 24px rgba(255,107,53,.28);
  --s-api:   0 8px 24px rgba(79,123,247,.28);
  --s-cloud: 0 8px 24px rgba(34,197,94,.24);
  --s-sup:   0 8px 24px rgba(168,85,247,.26);

  /* ── Radii ── */
  --r: 18px; --r2: 12px; --r3: 8px; --r4: 999px;

  /* ── Layout ── */
  --sidebar-w: 240px;
  --sidebar-c: 64px;
  --topbar-h:  62px;
  --max-w:     1160px;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{font-family:'Noto Sans SC',sans-serif;font-size:14px;line-height:1.65;color:var(--text);background:var(--bg);overflow-x:hidden}
h1,h2,h3,h4{font-family:'Sora','Noto Sans SC',sans-serif;margin:0}
p{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%}

/* ── Page bg ── */
.page-bg{position:fixed;inset:0;z-index:-1;
  background:
    radial-gradient(ellipse 800px 500px at 90% 0%,rgba(99,102,241,.07) 0%,transparent 65%),
    radial-gradient(ellipse 600px 500px at -5% 80%,rgba(236,72,153,.06) 0%,transparent 60%),
    #F6F7FB;
}

/* ── Helpers ── */
.muted{color:var(--muted)}
.gt{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gt-ai{background:var(--ai-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gt-api{background:var(--api-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gt-cloud{background:var(--cloud-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gt-sup{background:var(--sup-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

.tag{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border-radius:var(--r4);font-size:11.5px;font-weight:600;letter-spacing:.3px}
.tag-brand{background:rgba(99,102,241,.1);color:var(--brand-a);border:1px solid rgba(99,102,241,.2)}
.tag-ai{background:var(--ai-soft);color:var(--ai-a);border:1px solid rgba(255,107,53,.2)}
.tag-api{background:var(--api-soft);color:var(--api-a);border:1px solid rgba(79,123,247,.2)}
.tag-cloud{background:var(--cloud-soft);color:var(--cloud-a);border:1px solid rgba(34,197,94,.2)}
.tag-sup{background:var(--sup-soft);color:var(--sup-a);border:1px solid rgba(168,85,247,.2)}
.tag-new{background:linear-gradient(135deg,rgba(255,107,53,.15),rgba(255,77,141,.15));color:#FF4D8D;border:1px solid rgba(255,77,141,.25)}
.tag-hot{background:linear-gradient(135deg,rgba(255,107,53,.15),rgba(255,140,0,.15));color:#FF6B35;border:1px solid rgba(255,107,53,.25)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:var(--r2);font-family:'Sora',sans-serif;font-weight:700;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s;white-space:nowrap;text-decoration:none}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-brand{background:var(--grad);color:#fff;box-shadow:var(--s-brand)}
.btn-brand:hover{box-shadow:0 12px 36px rgba(99,102,241,.4)}
.btn-ai{background:var(--ai-grad);color:#fff;box-shadow:var(--s-ai)}
.btn-api{background:var(--api-grad);color:#fff;box-shadow:var(--s-api)}
.btn-cloud{background:var(--cloud-grad);color:#fff;box-shadow:var(--s-cloud)}
.btn-sup{background:var(--sup-grad);color:#fff;box-shadow:var(--s-sup)}
.btn-white{background:#fff;color:var(--text-2);border:1.5px solid var(--line-2);box-shadow:var(--s1)}
.btn-white:hover{border-color:var(--brand-a)}
.btn-ghost{background:transparent;color:var(--text-2);border:1.5px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--brand-a);color:var(--brand-a)}
.btn-danger{background:rgba(239,68,68,.08);color:#ef4444;border:1px solid rgba(239,68,68,.2)}
.btn-sm{height:34px;padding:0 14px;font-size:13px}
.btn-md{height:40px;padding:0 18px;font-size:14px}
.btn-lg{height:48px;padding:0 24px;font-size:15px}
.btn-xl{height:56px;padding:0 28px;font-size:16px}
.btn-full{width:100%}

/* ── Forms ── */
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;color:var(--text-2);margin-bottom:6px;font-weight:600}
.field input,.field select,.field textarea{width:100%;height:44px;border-radius:var(--r2);border:1.5px solid var(--line-2);background:#fff;color:var(--text);padding:0 14px;font-size:14px;font-family:inherit;transition:border-color .2s,box-shadow .2s;appearance:none;box-shadow:var(--s1)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(99,102,241,.12)}
.field textarea{height:auto;padding:12px 14px;resize:vertical}
.field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238891ac' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field-hint{font-size:12px;color:var(--muted);margin-top:4px}

/* ── Card / Panel ── */
.card{border:1.5px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--s1);transition:transform .2s,box-shadow .2s;overflow:hidden}
.card:hover{transform:translateY(-3px);box-shadow:var(--s2)}
.panel{border:1.5px solid var(--line);border-radius:var(--r);background:#fff;padding:22px;box-shadow:var(--s1);position:relative;overflow:hidden}

/* ── Badge ── */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;padding:3px 10px;border-radius:var(--r4);font-weight:500}
.badge::before{content:'';width:6px;height:6px;border-radius:50%}
.badge-ok{color:#16a34a;background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.25)}
.badge-ok::before{background:#22c55e;box-shadow:0 0 6px #22c55e}
.badge-warn{color:#d97706;background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.25)}
.badge-warn::before{background:#f59e0b}
.badge-error{color:#dc2626;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.25)}
.badge-error::before{background:#ef4444}

/* ── Table ── */
.table{width:100%;border-collapse:collapse}
.table th,.table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:13px;vertical-align:middle}
.table th{color:var(--muted);font-weight:600;font-size:11.5px;letter-spacing:.5px;text-transform:uppercase;background:rgba(30,40,100,.02)}
.table tbody tr{transition:background .15s}
.table tbody tr:hover{background:rgba(99,102,241,.03)}
.table tbody tr:last-child td{border-bottom:none}

/* ── KPI cards ── */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.kpi-card{border:1.5px solid var(--line);border-radius:var(--r2);padding:18px;background:#fff;box-shadow:var(--s1);transition:transform .2s,box-shadow .2s;position:relative;overflow:hidden}
.kpi-card:hover{transform:translateY(-3px);box-shadow:var(--s2)}
.kpi-label{font-size:12px;color:var(--muted);margin-bottom:8px;font-weight:600}
.kpi-value{font-family:'Sora',sans-serif;font-size:1.8rem;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.kpi-trend{display:flex;align-items:center;gap:4px;margin-top:6px;font-size:12px;font-weight:600}
.kpi-trend.up{color:#16a34a}
.kpi-trend.down{color:#dc2626}

.chart-wrap{position:relative;width:100%}
.chart-wrap canvas{display:block}
.divider{border:none;border-top:1px solid var(--line);margin:16px 0}

/* ── Site header ── */
.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:0 5vw;height:var(--topbar-h);backdrop-filter:blur(16px);background:rgba(255,255,255,.92);border-bottom:1px solid var(--line);box-shadow:0 1px 0 var(--line)}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:'Sora',sans-serif;font-weight:800;color:var(--text);font-size:16px}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;font-weight:900;box-shadow:var(--s-brand);flex-shrink:0}
.header-nav{display:flex;align-items:center;gap:4px}
.nav-item{display:flex;align-items:center;gap:5px;padding:6px 12px;border-radius:var(--r3);color:var(--muted);font-size:13.5px;font-weight:500;transition:all .18s;cursor:pointer}
.nav-item:hover{background:var(--grad-soft);color:var(--brand-a)}
.nav-item.active{color:var(--brand-a);font-weight:700}
.nav-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.nav-dot.ai{background:var(--ai-a)}
.nav-dot.api{background:var(--api-a)}
.nav-dot.cloud{background:var(--cloud-a)}
.nav-dot.sup{background:var(--sup-a)}
.header-right{display:flex;align-items:center;gap:8px}

/* ── Announce bar ── */
.announce{display:flex;align-items:center;justify-content:center;gap:8px;padding:9px 5vw;font-size:12.5px;color:var(--text-2);background:linear-gradient(135deg,rgba(99,102,241,.06),rgba(236,72,153,.06));border-bottom:1px solid rgba(99,102,241,.1)}
.announce a{color:var(--brand-a);font-weight:600}

/* ── App layout (dashboard) ── */
.app-layout{display:flex;min-height:100vh}
.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;display:flex;flex-direction:column;background:#fff;border-right:1px solid var(--line);box-shadow:2px 0 16px rgba(30,40,100,.06);z-index:40;transition:transform .3s cubic-bezier(.4,0,.2,1),width .3s;overflow:hidden}
.sidebar-header{display:flex;align-items:center;padding:0 18px;height:var(--topbar-h);border-bottom:1px solid var(--line);flex-shrink:0}
.sidebar-nav{flex:1;padding:10px;overflow-y:auto;overflow-x:hidden}
.sidebar-nav::-webkit-scrollbar{width:3px}
.sidebar-nav::-webkit-scrollbar-thumb{background:var(--line);border-radius:2px}
.sidebar-cat{font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);padding:12px 10px 5px;font-weight:700}
.sidebar-link{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r2);color:var(--muted);font-size:13.5px;white-space:nowrap;transition:all .15s;position:relative}
.sidebar-link svg{flex-shrink:0;width:17px;height:17px}
.sidebar-link:hover{background:var(--grad-soft);color:var(--brand-a)}
.sidebar-link.active{background:var(--grad-soft);color:var(--brand-a);font-weight:700}
.sidebar-link.active::before{content:'';position:absolute;left:0;top:20%;height:60%;width:3px;border-radius:0 3px 3px 0;background:var(--grad)}
.sidebar-footer{padding:12px 10px;border-top:1px solid var(--line);flex-shrink:0}
.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px 10px;overflow:hidden}
.sidebar-avatar{width:36px;height:36px;border-radius:50%;background:var(--grad);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-family:'Sora',sans-serif;font-weight:800;font-size:13px;color:#fff;box-shadow:var(--s-brand)}
.sidebar-user-info{min-width:0}
.sidebar-user-name{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-user-role{font-size:11px;color:var(--muted)}
.topbar{position:sticky;top:0;z-index:30;height:var(--topbar-h);display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);flex-shrink:0}
.topbar-title{font-family:'Sora',sans-serif;font-size:1rem;font-weight:700}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:12px}
.hamburger{width:36px;height:36px;border:1.5px solid var(--line);border-radius:var(--r3);background:#fff;color:var(--muted);cursor:pointer;display:none;align-items:center;justify-content:center;box-shadow:var(--s1);transition:all .2s}
.hamburger:hover{background:var(--grad-soft);color:var(--brand-a)}
.main-content{flex:1;margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;transition:margin-left .3s}
.page-content{flex:1;padding:24px;max-width:1280px;width:100%}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(26,29,46,.45);z-index:39;backdrop-filter:blur(3px)}
.sidebar-overlay.show{display:block}

/* ── Layout utils ── */
.wrap{width:min(var(--max-w),92vw);margin:0 auto}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}

/* =====================================================
   HOMEPAGE
   ===================================================== */
/* Hero */
.hero-section{padding:72px 0 56px;position:relative;overflow:hidden}
.hero-section::before{content:'';position:absolute;top:-120px;right:-100px;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.12) 0%,transparent 70%);pointer-events:none}
.hero-section::after{content:'';position:absolute;bottom:-80px;left:-80px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(236,72,153,.09) 0%,transparent 70%);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;position:relative;z-index:1}
.hero-eyebrow{margin-bottom:16px}
.hero-title{font-size:clamp(2.2rem,4.5vw,3.8rem);font-weight:900;line-height:1.1;letter-spacing:-.5px}
.hero-desc{margin-top:16px;color:var(--text-2);line-height:1.85;font-size:clamp(.95rem,1.4vw,1.1rem);max-width:520px}
.hero-actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}
.hero-trust{display:flex;align-items:center;gap:20px;margin-top:28px;flex-wrap:wrap}
.hero-trust-item{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);font-weight:500}
.hero-trust-item b{color:var(--text-2);font-weight:700}

/* Service entry cards (hero right) */
.service-cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.svc-card{border-radius:var(--r);padding:18px;position:relative;overflow:hidden;cursor:pointer;transition:transform .25s,box-shadow .25s;text-decoration:none;display:block}
.svc-card:hover{transform:translateY(-5px) scale(1.02)}
.svc-card.ai{background:linear-gradient(145deg,#FFF5F2,#FFF0F5);border:1.5px solid rgba(255,107,53,.2);box-shadow:0 4px 20px rgba(255,107,53,.12)}
.svc-card.api{background:linear-gradient(145deg,#F0F4FF,#F0FBFF);border:1.5px solid rgba(79,123,247,.2);box-shadow:0 4px 20px rgba(79,123,247,.12)}
.svc-card.cloud{background:linear-gradient(145deg,#F0FFF5,#F0FAFF);border:1.5px solid rgba(34,197,94,.2);box-shadow:0 4px 20px rgba(34,197,94,.12)}
.svc-card.sup{background:linear-gradient(145deg,#FAF0FF,#FFF0FF);border:1.5px solid rgba(168,85,247,.2);box-shadow:0 4px 20px rgba(168,85,247,.12)}
.svc-card:hover.ai{box-shadow:var(--s-ai)}
.svc-card:hover.api{box-shadow:var(--s-api)}
.svc-card:hover.cloud{box-shadow:var(--s-cloud)}
.svc-card:hover.sup{box-shadow:var(--s-sup)}
.svc-icon{font-size:28px;margin-bottom:10px;display:block}
.svc-name{font-family:'Sora',sans-serif;font-size:15px;font-weight:800;margin-bottom:4px}
.svc-desc{font-size:12.5px;color:var(--muted);line-height:1.6}
.svc-arrow{position:absolute;bottom:14px;right:14px;font-size:16px;opacity:.5;transition:opacity .2s,transform .2s}
.svc-card:hover .svc-arrow{opacity:1;transform:translate(3px,-3px)}

/* Trust bar */
.trust-bar{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0}
.trust-items{display:grid;grid-template-columns:repeat(4,1fr);gap:0;text-align:center}
.trust-item{padding:12px;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:none}
.trust-num{font-family:'Sora',sans-serif;font-size:1.8rem;font-weight:900;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.trust-label{font-size:12px;color:var(--muted);margin-top:5px;font-weight:500}

/* Services showcase */
.services-section{padding:64px 0}
.section-head{margin-bottom:40px;text-align:center}
.section-head h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:900}
.section-head p{color:var(--muted);margin-top:8px;font-size:15px}
.service-showcase{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.showcase-card{border-radius:var(--r);padding:28px;position:relative;overflow:hidden;min-height:260px}
.showcase-card.ai{background:linear-gradient(145deg,#FFF5F2 0%,#FFF0F7 100%);border:1.5px solid rgba(255,107,53,.18)}
.showcase-card.api{background:linear-gradient(145deg,#F0F4FF 0%,#F0FAFF 100%);border:1.5px solid rgba(79,123,247,.18)}
.showcase-card.cloud{background:linear-gradient(145deg,#F0FFF5 0%,#EAFAFF 100%);border:1.5px solid rgba(34,197,94,.18)}
.showcase-card.sup{background:linear-gradient(145deg,#FAF0FF 0%,#FFF0FA 100%);border:1.5px solid rgba(168,85,247,.18)}
.showcase-icon{font-size:36px;margin-bottom:14px;display:block}
.showcase-card h3{font-size:1.3rem;font-weight:800;margin-bottom:8px}
.showcase-card p{font-size:13.5px;color:var(--text-2);line-height:1.75;max-width:360px}
.showcase-features{margin-top:16px;display:flex;flex-direction:column;gap:7px}
.showcase-feat{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2)}
.showcase-feat::before{content:'✓';display:flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;font-size:10px;font-weight:800;color:#fff;flex-shrink:0}
.showcase-card.ai .showcase-feat::before{background:var(--ai-grad)}
.showcase-card.api .showcase-feat::before{background:var(--api-grad)}
.showcase-card.cloud .showcase-feat::before{background:var(--cloud-grad)}
.showcase-card.sup .showcase-feat::before{background:var(--sup-grad)}
.showcase-cta{margin-top:20px}
.showcase-bg{position:absolute;right:-20px;bottom:-20px;font-size:100px;opacity:.06;pointer-events:none;line-height:1}

/* Steps */
.steps-section{padding:56px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps-grid::before{content:'';position:absolute;top:28px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,var(--brand-a),var(--brand-b));opacity:.2;z-index:0}
.step-item{text-align:center;position:relative;z-index:1}
.step-num{width:56px;height:56px;border-radius:50%;background:var(--grad);color:#fff;font-family:'Sora',sans-serif;font-size:1.2rem;font-weight:900;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;box-shadow:var(--s-brand)}
.step-item h4{font-size:14px;font-weight:700;margin-bottom:6px}
.step-item p{font-size:12.5px;color:var(--muted);line-height:1.6}

/* Pricing preview */
.pricing-section{padding:64px 0}
.pricing-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.ptab{padding:8px 20px;border-radius:var(--r4);border:1.5px solid var(--line);background:#fff;font-size:13.5px;font-weight:600;cursor:pointer;transition:all .2s;color:var(--muted);box-shadow:var(--s1)}
.ptab.active.ai{background:var(--ai-grad);color:#fff;border-color:transparent;box-shadow:var(--s-ai)}
.ptab.active.api{background:var(--api-grad);color:#fff;border-color:transparent;box-shadow:var(--s-api)}
.ptab.active.cloud{background:var(--cloud-grad);color:#fff;border-color:transparent;box-shadow:var(--s-cloud)}
.ptab.active.sup{background:var(--sup-grad);color:#fff;border-color:transparent;box-shadow:var(--s-sup)}
.pricing-panel{display:none}
.pricing-panel.active{display:block}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.price-card{border:1.5px solid var(--line);border-radius:var(--r);background:#fff;padding:24px;box-shadow:var(--s1);transition:transform .2s,box-shadow .2s;position:relative}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--s2)}
.price-card.hot{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(99,102,241,.1),var(--s2)}
.price-hot-tag{position:absolute;top:-1px;right:20px;background:var(--grad);color:#fff;font-size:10.5px;font-weight:700;padding:3px 12px;border-radius:0 0 10px 10px;box-shadow:var(--s-brand)}
.price-plan{font-size:12.5px;color:var(--muted);font-weight:600;margin-bottom:6px}
.price-num{font-family:'Sora',sans-serif;font-size:2.2rem;font-weight:900;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.price-num sub{font-size:.75rem;font-weight:500}
.price-desc{font-size:12.5px;color:var(--muted);margin:8px 0 16px}
.price-ul{list-style:none;padding:0;margin:0 0 20px}
.price-ul li{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:13px;color:var(--text-2)}
.price-ul li::before{content:'✓';width:16px;height:16px;border-radius:50%;background:var(--grad);color:#fff;font-size:9px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}

/* FAQ */
.faq-section{padding:56px 0}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.faq-item{border:1.5px solid var(--line);border-radius:var(--r2);background:#fff;box-shadow:var(--s1)}
.faq-q{padding:16px 18px;font-weight:700;font-size:14px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px;user-select:none}
.faq-q::after{content:'↓';color:var(--muted);transition:transform .25s;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(180deg);color:var(--brand-a)}
.faq-a{font-size:13px;color:var(--muted);line-height:1.75;padding:0 18px 16px;display:none}
.faq-item.open .faq-a{display:block}

/* Footer */
footer{background:#fff;border-top:1px solid var(--line);padding:48px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand p{font-size:13px;color:var(--muted);margin-top:10px;line-height:1.7;max-width:260px}
.footer-col h4{font-size:13px;font-weight:700;margin-bottom:12px;color:var(--text)}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.footer-col li a{font-size:13px;color:var(--muted);transition:color .2s}
.footer-col li a:hover{color:var(--brand-a)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:20px;border-top:1px solid var(--line)}
.footer-bottom p{font-size:12px;color:var(--muted)}
.footer-links{display:flex;gap:16px}
.footer-links a{font-size:12px;color:var(--muted);transition:color .2s}
.footer-links a:hover{color:var(--brand-a)}

/* =====================================================
   SHOP PAGE
   ===================================================== */
.shop-layout{display:grid;grid-template-columns:200px 1fr;gap:20px;align-items:start}
.shop-sidebar{position:sticky;top:calc(var(--topbar-h) + 16px);background:#fff;border:1.5px solid var(--line);border-radius:var(--r);padding:14px;box-shadow:var(--s1)}
.shop-cat-group{margin-bottom:8px}
.shop-cat-title{font-size:10.5px;letter-spacing:.8px;text-transform:uppercase;color:var(--muted);padding:8px 10px 4px;font-weight:700}
.shop-cat-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 10px;border-radius:var(--r3);cursor:pointer;font-size:13.5px;color:var(--muted);transition:all .15s}
.shop-cat-item:hover{background:var(--grad-soft);color:var(--brand-a)}
.shop-cat-item.active{background:var(--grad-soft);color:var(--brand-a);font-weight:700}
.shop-cat-count{font-size:11px;background:var(--line);padding:1px 7px;border-radius:var(--r4);color:var(--muted)}
.shop-cat-item.active .shop-cat-count{background:rgba(99,102,241,.15);color:var(--brand-a)}

.shop-main-area{min-width:0}
.shop-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.shop-search{display:flex;align-items:center;border:1.5px solid var(--line-2);border-radius:var(--r2);background:#fff;overflow:hidden;height:40px;width:280px;box-shadow:var(--s1);transition:border-color .2s}
.shop-search:focus-within{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(99,102,241,.1)}
.shop-search input{flex:1;height:100%;background:transparent;border:none;color:var(--text);padding:0 14px;font-size:13px;outline:none;font-family:inherit}
.shop-search button{width:40px;height:40px;background:transparent;border:none;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center}
.shop-count{font-size:13px;color:var(--muted)}

.shop-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.shop-card{border:1.5px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--s1);overflow:hidden;transition:transform .2s,box-shadow .2s;cursor:pointer}
.shop-card:hover{transform:translateY(-4px);box-shadow:var(--s2)}
.shop-card.oos{opacity:.55}
.shop-card.oos:hover{transform:none;box-shadow:var(--s1)}
.shop-card-img{height:80px;display:flex;align-items:center;justify-content:center;font-size:36px;position:relative;overflow:hidden}
.shop-card-img.ai{background:linear-gradient(135deg,#FFF5F2,#FFF0F5)}
.shop-card-img.api{background:linear-gradient(135deg,#F0F4FF,#F0FAFF)}
.shop-card-img.google{background:linear-gradient(135deg,#FFFBF0,#FFF5F0)}
.shop-card-img.apple{background:linear-gradient(135deg,#F5F5F5,#EFEFEF)}
.shop-card-img.tg{background:linear-gradient(135deg,#F0F7FF,#E8F4FF)}
.shop-card-img.mj{background:linear-gradient(135deg,#FAF0FF,#F5E8FF)}
.shop-card-img.social{background:linear-gradient(135deg,#F0F5FF,#EEF0FF)}
.shop-card-img.svc{background:linear-gradient(135deg,#F5FFF0,#EEF8FF)}
.shop-card-body{padding:12px}
.shop-card-name{font-size:13px;font-weight:700;line-height:1.4;margin-bottom:6px}
.shop-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:8px}
.shop-card-price{font-family:'Sora',sans-serif;font-size:1.1rem;font-weight:900;background:var(--ai-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.shop-buy-btn{height:28px;padding:0 12px;border-radius:6px;border:none;background:var(--grad);color:#fff;font-size:12px;font-weight:700;cursor:pointer;box-shadow:0 2px 8px rgba(99,102,241,.25);transition:transform .2s}
.shop-buy-btn:hover{transform:scale(1.06)}
.shop-buy-btn:disabled{background:var(--line);color:var(--muted);cursor:not-allowed;transform:none;box-shadow:none}
.stock-tag{font-size:10.5px;padding:2px 8px;border-radius:4px;border:1px solid;white-space:nowrap;flex-shrink:0;font-weight:600}
.stock-tag.in{color:#16a34a;border-color:rgba(34,197,94,.25);background:rgba(34,197,94,.08)}
.stock-tag.out{color:var(--muted);border-color:var(--line);background:var(--bg)}
.stock-tag.low{color:#d97706;border-color:rgba(245,158,11,.25);background:rgba(245,158,11,.08)}
.shop-empty{grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--muted)}
.notice-bar{background:linear-gradient(135deg,rgba(99,102,241,.07),rgba(236,72,153,.07));border-bottom:1px solid rgba(99,102,241,.12);padding:9px 5vw;font-size:12.5px;color:var(--text-2);display:flex;align-items:center;justify-content:center;gap:8px}
.notice-bar a{color:var(--brand-a);font-weight:600}

/* =====================================================
   BUY MODAL
   ===================================================== */
.modal-backdrop{position:fixed;inset:0;background:rgba(26,29,46,.45);backdrop-filter:blur(6px);z-index:200;display:flex;align-items:flex-end;justify-content:center;opacity:0;pointer-events:none;transition:opacity .25s}
.modal-backdrop.open{opacity:1;pointer-events:all}
.modal-box{width:min(520px,100%);background:#fff;border:1.5px solid var(--line);border-radius:24px 24px 0 0;padding:20px 24px 32px;transform:translateY(40px);transition:transform .3s cubic-bezier(.34,1.2,.64,1);max-height:90vh;overflow-y:auto;box-shadow:0 -8px 40px rgba(30,40,100,.12)}
@media(min-width:640px){.modal-backdrop{align-items:center}.modal-box{border-radius:24px;transform:scale(.95);max-height:85vh}}
.modal-backdrop.open .modal-box{transform:translateY(0) scale(1)}
.modal-drag{width:40px;height:4px;border-radius:2px;background:var(--line);margin:0 auto 18px}
@media(min-width:640px){.modal-drag{display:none}}
.modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}
.modal-product-info{display:flex;align-items:center;gap:13px}
.modal-icon{font-size:28px;width:52px;height:52px;border-radius:var(--r2);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.modal-icon.ai{background:linear-gradient(135deg,#FFF5F2,#FFF0F5)}
.modal-icon.api{background:var(--api-soft)}
.modal-icon.google{background:#FFFBF0}
.modal-icon.apple{background:#F5F5F5}
.modal-icon.tg{background:#F0F7FF}
.modal-icon.mj{background:var(--sup-soft)}
.modal-icon.social{background:#F0F5FF}
.modal-icon.svc{background:var(--cloud-soft)}
.modal-name{font-size:1rem;font-weight:800}
.modal-price{font-family:'Sora',sans-serif;font-size:1.2rem;font-weight:900;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-top:2px}
.modal-close-btn{width:32px;height:32px;border-radius:50%;border:1.5px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;box-shadow:var(--s1);transition:all .2s}
.modal-close-btn:hover{background:var(--grad-soft);color:var(--brand-a)}
.modal-desc{font-size:13px;color:var(--muted);line-height:1.75;margin-bottom:16px;padding:12px 14px;background:var(--bg);border-radius:var(--r2);border:1px solid var(--line)}
.qty-control{display:flex;align-items:center;border:1.5px solid var(--line-2);border-radius:var(--r2);overflow:hidden;width:fit-content;box-shadow:var(--s1)}
.qty-btn{width:38px;height:38px;background:#fff;border:none;color:var(--text-2);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}
.qty-btn:hover{background:var(--grad-soft);color:var(--brand-a)}
.qty-input{width:52px;height:38px;background:#fff;border:none;border-left:1px solid var(--line);border-right:1px solid var(--line);color:var(--text);text-align:center;font-family:'Sora',sans-serif;font-size:14px;font-weight:800;outline:none}
.modal-state{display:none}
.modal-state.active{display:block}
.spinner-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:44px 20px;gap:16px}
.spinner{width:50px;height:50px;border:3px solid var(--line);border-top-color:var(--brand-a);border-right-color:var(--brand-b);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.key-box{position:relative;background:var(--bg);border:1.5px solid rgba(99,102,241,.2);border-radius:var(--r2);padding:16px;margin:14px 0}
.key-box pre{margin:0;font-family:'Sora',monospace;font-size:13px;color:var(--text-2);white-space:pre-wrap;line-height:1.85}
.key-copy-btn{position:absolute;top:10px;right:10px;padding:4px 12px;border-radius:6px;border:1px solid rgba(99,102,241,.25);background:rgba(99,102,241,.08);color:var(--brand-a);font-size:11.5px;cursor:pointer;transition:all .2s;font-weight:600}
.key-copy-btn:hover{background:var(--brand-a);color:#fff}
.key-copy-btn.copied{color:#16a34a;border-color:rgba(34,197,94,.3);background:rgba(34,197,94,.08)}
.modal-success-icon{width:64px;height:64px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff;margin:0 auto 14px;box-shadow:var(--s-brand);animation:pop .4s cubic-bezier(.34,1.56,.64,1)}
@keyframes pop{from{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}
.modal-oid{font-size:12px;color:var(--muted);text-align:center;margin-bottom:12px}
.modal-warning{font-size:12px;color:var(--text-2);background:rgba(99,102,241,.05);border:1px solid rgba(99,102,241,.14);border-radius:var(--r3);padding:10px 13px;margin-top:12px;line-height:1.65}

/* =====================================================
   API PAGE
   ===================================================== */
.api-hero{padding:64px 0 48px;background:linear-gradient(135deg,#EEF2FF,#E0F2FE);border-bottom:1px solid var(--line)}
.code-block{background:#1A1D2E;border-radius:var(--r2);padding:20px 22px;font-family:'Sora',monospace;font-size:13px;line-height:1.8;overflow-x:auto;margin:16px 0;border:1px solid rgba(255,255,255,.08)}
.code-block .cm{color:#8891AC}.code-block .ck{color:#79C0FF}.code-block .cs{color:#A5D6FF}.code-block .cv{color:#FF6B35}.code-block .cn{color:#7EE787}
.model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin:20px 0}
.model-chip{border:1.5px solid var(--line);border-radius:var(--r2);padding:12px 14px;background:#fff;box-shadow:var(--s1);transition:all .2s}
.model-chip:hover{border-color:rgba(79,123,247,.35);box-shadow:var(--s-api)}
.model-name{font-size:13px;font-weight:700;margin-bottom:3px}
.model-sub{font-size:11.5px;color:var(--muted)}
.api-price-table{border:1.5px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--s1)}
.api-price-head{background:var(--api-grad);color:#fff;padding:14px 18px;font-weight:700;font-size:14px}

/* =====================================================
   CLOUD PAGE
   ===================================================== */
.cloud-config{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;align-items:start}
.config-section{background:#fff;border:1.5px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--s1);margin-bottom:14px}
.config-label{font-size:13px;font-weight:700;margin-bottom:12px;color:var(--text)}
.spec-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px}
.spec-pill{border:1.5px solid var(--line);border-radius:var(--r3);padding:8px 12px;text-align:center;cursor:pointer;font-size:13px;font-weight:600;transition:all .2s;background:#fff}
.spec-pill:hover{border-color:rgba(34,197,94,.4);color:var(--cloud-a)}
.spec-pill.sel{border-color:var(--cloud-a);background:var(--cloud-soft);color:var(--cloud-a);box-shadow:0 0 0 3px rgba(34,197,94,.1)}
.region-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.region-card{border:1.5px solid var(--line);border-radius:var(--r3);padding:10px 12px;cursor:pointer;display:flex;align-items:center;gap:9px;font-size:13px;transition:all .2s;background:#fff}
.region-card:hover{border-color:rgba(34,197,94,.4)}
.region-card.sel{border-color:var(--cloud-a);background:var(--cloud-soft)}
.region-flag{font-size:20px}
.price-summary{background:#fff;border:1.5px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--s1);position:sticky;top:calc(var(--topbar-h) + 16px)}
.price-summary-total{font-family:'Sora',sans-serif;font-size:2rem;font-weight:900;background:var(--cloud-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* =====================================================
   SUPPORT PAGE
   ===================================================== */
.support-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.support-card{border:1.5px solid var(--line);border-radius:var(--r);background:#fff;padding:24px;box-shadow:var(--s1);transition:transform .2s,box-shadow .2s}
.support-card:hover{transform:translateY(-3px);box-shadow:var(--s2)}
.support-icon{font-size:36px;margin-bottom:12px}
.support-card h3{font-size:1.1rem;font-weight:800;margin-bottom:6px}
.support-card p{font-size:13px;color:var(--muted);line-height:1.7}
.support-sla{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;font-weight:600}
.sla-dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px #22c55e}
.ticket-form{background:#fff;border:1.5px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:var(--s1)}

/* =====================================================
   AUTH
   ===================================================== */
.auth-page{min-height:calc(100vh - var(--topbar-h));display:flex;align-items:center;justify-content:center;padding:40px 5vw}
.auth-box{width:min(860px,100%);display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--r);overflow:hidden;box-shadow:var(--s3);border:1.5px solid var(--line)}
.auth-left{background:linear-gradient(145deg,#EEF2FF,#F5E8FF);padding:44px;display:flex;flex-direction:column;justify-content:space-between}
.auth-right{background:#fff;padding:40px}
.auth-tabs{display:flex;gap:0;border:1.5px solid var(--line);border-radius:var(--r2);overflow:hidden;margin-bottom:24px}
.auth-tab{flex:1;padding:10px;text-align:center;font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;color:var(--muted);background:#fff}
.auth-tab.active{background:var(--grad);color:#fff}

/* =====================================================
   ORDER SEARCH
   ===================================================== */
.order-search-page{min-height:calc(100vh - var(--topbar-h));display:flex;align-items:center;justify-content:center;padding:40px 5vw}
.order-search-box{width:min(640px,100%)}
.order-result{margin-top:20px;display:none}
.order-result.show{display:block}

/* =====================================================
   SCROLL REVEAL
   ===================================================== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media(max-width:1024px){
  .sidebar{width:var(--sidebar-c)}
  .sidebar .sidebar-cat,.sidebar .sidebar-link span,.sidebar .sidebar-user-info,.sidebar .logo span{display:none}
  .sidebar-link{justify-content:center;padding:11px}
  .main-content{margin-left:var(--sidebar-c)}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .trust-items{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .hamburger{display:flex}
  .sidebar{transform:translateX(calc(-1 * var(--sidebar-w)));width:var(--sidebar-w) !important}
  .sidebar.open{transform:translateX(0)}
  .sidebar .sidebar-cat,.sidebar .sidebar-link span,.sidebar .sidebar-user-info{display:block}
  .sidebar-link{justify-content:flex-start;padding:9px 10px}
  .main-content{margin-left:0}
  .hero-inner{grid-template-columns:1fr}
  .service-cards-grid{grid-template-columns:1fr 1fr}
  .service-showcase{grid-template-columns:1fr}
  .steps-grid{grid-template-columns:1fr 1fr}
  .pricing-grid{grid-template-columns:1fr}
  .faq-list{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .auth-box{grid-template-columns:1fr}
  .auth-left{display:none}
  .shop-layout{grid-template-columns:1fr}
  .shop-sidebar{display:none}
  .cloud-config{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .header-nav{display:none}
  .kpi-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .hero-title{font-size:2rem}
  .trust-items{grid-template-columns:1fr 1fr}
  .steps-grid{grid-template-columns:1fr}
  .shop-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:1fr}
}

/* ===================================================
   HERO TAB SWITCHER
   =================================================== */
.htab-bar {
  display: flex; gap: 5px;
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(12px);
  border-radius: 14px;
  padding: 5px;
  border: 1.5px solid rgba(0,0,0,.07);
  box-shadow: 0 4px 16px rgba(0,0,0,.07);
  margin-bottom: 12px;
}
.htab {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  gap: 3px; padding: 9px 6px; border-radius: 10px;
  border: none; cursor: pointer; background: transparent;
  color: #8891AC; transition: all .25s cubic-bezier(.4,0,.2,1);
}
.htab:hover { background: var(--grad-soft); color: var(--brand-a); }
.htab.active { color: #fff; transform: scale(1.03); }
.htab.active[data-svc="0"] { background: var(--ai-grad);    box-shadow: 0 6px 18px rgba(255,107,53,.35); }
.htab.active[data-svc="1"] { background: var(--api-grad);   box-shadow: 0 6px 18px rgba(79,123,247,.35); }
.htab.active[data-svc="2"] { background: var(--cloud-grad); box-shadow: 0 6px 18px rgba(34,197,94,.30); }
.htab.active[data-svc="3"] { background: var(--sup-grad);   box-shadow: 0 6px 18px rgba(168,85,247,.30); }
.htab-icon  { font-size: 18px; line-height: 1; }
.htab-label { font-size: 11px; font-weight: 700; font-family: 'Sora', sans-serif; white-space: nowrap; }

/* Progress bar under tab bar */
.htab-progress {
  height: 3px; border-radius: 2px; overflow: hidden;
  background: rgba(0,0,0,.07); margin-bottom: 10px;
  margin-top: -8px;
}
.htab-progress-fill {
  height: 100%; border-radius: 2px;
  width: 0%;
  transition: width linear;
}

/* Panel */
.htab-panel { position: relative; }
.hpanel {
  display: none;
  border: 1.5px solid;
  border-radius: 20px;
  padding: 18px;
  animation: hpanelIn .32s cubic-bezier(.34,1.1,.64,1) both;
}
.hpanel.active { display: block; }
@keyframes hpanelIn {
  from { opacity: 0; transform: translateX(14px) scale(.98); }
  to   { opacity: 1; transform: translateX(0)   scale(1);   }
}
.hpanel-head {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 13px; padding-bottom: 12px;
  border-bottom: 1px solid rgba(0,0,0,.07);
}
.hpanel-icon {
  width: 40px; height: 40px; border-radius: 11px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,.15);
}
.hpanel-title {
  font-family: 'Sora', sans-serif; font-size: 15px; font-weight: 900;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hpanel-sub { font-size: 11.5px; color: #8891AC; margin-top: 1px; }

/* Progress dots */
.hpanel-dots {
  margin-left: auto; display: flex; gap: 5px; align-items: center;
}
.hdot {
  height: 6px; border-radius: 3px; cursor: pointer;
  transition: all .35s; background: rgba(0,0,0,.12);
}
.hdot.active { width: 18px; }
.hdot:not(.active) { width: 6px; }
.hpanel[data-svc="0"] .hdot.active { background: var(--ai-a); }
.hpanel[data-svc="1"] .hdot.active { background: var(--api-a); }
.hpanel[data-svc="2"] .hdot.active { background: var(--cloud-a); }
.hpanel[data-svc="3"] .hdot.active { background: var(--sup-a); }

/* AI product rows */
.hpanel-products { display: flex; flex-direction: column; gap: 7px; }
.hproduct-row {
  display: flex; align-items: center; gap: 9px;
  background: rgba(255,255,255,.7); border-radius: 10px;
  padding: 9px 11px; border: 1px solid rgba(255,107,53,.1);
  backdrop-filter: blur(6px);
}
.hproduct-icon { width: 30px; height: 30px; border-radius: 8px; background: rgba(255,107,53,.1); display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
.hproduct-name { flex: 1; font-size: 13px; font-weight: 700; color: #1A1D2E; }
.hproduct-tag  { font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 3px; background: var(--ai-grad); color: #fff; }
.hproduct-price { font-family: 'Sora', sans-serif; font-size: 14px; font-weight: 900; background: var(--ai-grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* API model chips */
.hpanel-model-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.hmodel-chip {
  padding: 4px 10px; border-radius: 6px; font-size: 12px; font-weight: 600;
  border: 1px solid rgba(79,123,247,.2); background: rgba(79,123,247,.07);
  color: var(--api-a); cursor: pointer; transition: all .2s;
}
.hmodel-chip.active,
.hmodel-chip:hover { background: var(--api-grad); color: #fff; border-color: transparent; }

/* Cloud regions */
.hregion-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.hregion {
  display: flex; align-items: center; gap: 7px;
  padding: 8px 10px; border-radius: 9px; cursor: pointer;
  border: 1.5px solid rgba(0,0,0,.08); background: rgba(255,255,255,.65);
  font-size: 12.5px; transition: all .2s;
}
.hregion span { font-weight: 700; color: #1A1D2E; flex: 1; }
.hregion small { font-size: 10.5px; color: #8891AC; }
.hregion:hover, .hregion.active { border-color: rgba(34,197,94,.45); background: rgba(34,197,94,.07); }
.hregion.active span { color: var(--cloud-a); }

/* Stats box */
.hstat-box { background: rgba(79,123,247,.07); border-radius: 9px; padding: 9px 11px; border: 1px solid rgba(79,123,247,.15); }
.hstat-val { font-family: 'Sora', sans-serif; font-size: 1.1rem; font-weight: 900; -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hstat-lbl { font-size: 11px; color: #8891AC; margin-top: 2px; }

/* Support service types */
.hsvc-type {
  display: flex; align-items: center; gap: 7px;
  padding: 8px 10px; border-radius: 9px; font-size: 12.5px;
  background: rgba(255,255,255,.7); border: 1px solid rgba(168,85,247,.1);
}
.hsvc-type span { font-weight: 600; color: #1A1D2E; }

@media (max-width: 480px) {
  .htab-label { display: none; }
  .htab { padding: 10px; }
  .htab-icon { font-size: 20px; }
}