/* === SDK Page Styles === */
.sdk-page{background:var(--bg);min-height:100vh}
.sdk-hero{background:var(--gradient-night);padding:140px 0 80px;position:relative;overflow:hidden}
.sdk-hero::before{content:'';position:absolute;top:-20%;right:-5%;width:500px;height:500px;background:radial-gradient(circle,rgba(6,182,212,0.1) 0%,transparent 60%);pointer-events:none}
.sdk-hero .container{position:relative;z-index:2}
.sdk-hero h1{color:#fff;font-size:42px;font-weight:800;margin:0 0 12px}
.sdk-hero h1 span{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.sdk-hero .desc{color:rgba(255,255,255,0.55);font-size:17px;line-height:1.7;max-width:640px;margin:0 0 32px}
.sdk-hero-stats{display:flex;gap:40px;margin-top:24px}
.sdk-hero-stat .num{color:#fff;font-size:28px;font-weight:800}
.sdk-hero-stat .label{color:rgba(255,255,255,0.45);font-size:13px;margin-top:2px}
.sdk-quick-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.sdk-quick-link{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);border-radius:8px;color:rgba(255,255,255,0.8);font-size:13px;font-weight:500;transition:all .2s;text-decoration:none}
.sdk-quick-link:hover{background:rgba(255,255,255,0.15);border-color:rgba(255,255,255,0.25);color:#fff;transform:translateY(-1px)}

/* SDK Nav Tabs */
.sdk-nav{background:#fff;border-bottom:1px solid #e5e7eb;position:sticky;top:64px;z-index:90}
.sdk-nav-inner{display:flex;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.sdk-nav-inner::-webkit-scrollbar{display:none}
.sdk-tab{padding:16px 20px;font-size:13px;font-weight:600;color:#6b7280;border-bottom:2px solid transparent;white-space:nowrap;cursor:pointer;transition:all .2s;background:none;border-top:none;border-left:none;border-right:none;text-decoration:none;display:flex;align-items:center;gap:6px}
.sdk-tab:hover{color:var(--primary)}
.sdk-tab.active{color:var(--primary);border-bottom-color:var(--primary)}

/* SDK Section */
.sdk-section{padding:64px 0;border-bottom:1px solid var(--border)}
.sdk-section:last-child{border-bottom:none}
.sdk-section:nth-child(even){background:var(--bg-gray)}
.sdk-section-header{margin-bottom:40px}
.sdk-section-header .tag{display:inline-flex;align-items:center;gap:6px;padding:4px 14px;background:rgba(37,99,235,0.08);color:var(--primary);border-radius:6px;font-size:12px;font-weight:700;letter-spacing:0.5px;margin-bottom:12px}
.sdk-section-header h2{font-size:28px;font-weight:800;margin:0 0 8px;color:#fff}
.sdk-section-header p{color:rgba(255,255,255,0.6);font-size:15px;line-height:1.7;max-width:700px}

/* API Card */
.api-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px}
.api-card{background:#fff;border:1px solid #e5e7eb;border-radius:var(--radius);padding:28px;transition:var(--transition)}
.api-card:hover{box-shadow:var(--shadow);border-color:transparent;transform:translateY(-2px)}
.api-card-header{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.api-method{padding:3px 10px;border-radius:5px;font-size:11px;font-weight:700;letter-spacing:0.5px;flex-shrink:0}
.api-method.get{background:rgba(16,185,129,0.12);color:#059669}
.api-method.post{background:rgba(37,99,235,0.12);color:#2563eb}
.api-method.put{background:rgba(245,158,11,0.12);color:#d97706}
.api-method.delete{background:rgba(239,68,68,0.12);color:#dc2626}
.api-method.mqtt{background:rgba(139,92,246,0.12);color:#7c3aed}
.api-method.ws{background:rgba(6,182,212,0.12);color:#0891b2}
.api-path{font-family:'SF Mono',Monaco,Consolas,monospace;font-size:13px;font-weight:600;color:#1e293b !important;word-break:break-all}
.api-card p{font-size:13px;color:#64748b !important;line-height:1.7;margin:0 0 14px}
.api-params{display:flex;flex-wrap:wrap;gap:5px}
.api-param{padding:2px 10px;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:4px;font-size:11px;color:#475569 !important;font-family:'SF Mono',Monaco,Consolas,monospace}

/* Code Block */
.code-block{background:#0f172a;border-radius:12px;overflow:hidden;margin:20px 0}
.code-header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:rgba(255,255,255,0.05);border-bottom:1px solid rgba(255,255,255,0.08)}
.code-lang{color:rgba(255,255,255,0.5);font-size:12px;font-weight:600}
.code-copy{background:none;border:1px solid rgba(255,255,255,0.15);color:rgba(255,255,255,0.6);padding:4px 12px;border-radius:6px;font-size:11px;cursor:pointer;transition:all .2s}
.code-copy:hover{border-color:rgba(255,255,255,0.4);color:#fff}
.code-body{padding:16px 20px;overflow-x:auto;scrollbar-width:thin}
.code-body pre{margin:0;font-family:'SF Mono',Monaco,Consolas,'Courier New',monospace;font-size:13px;line-height:1.7;color:#e2e8f0}
.code-body .cm{color:#64748b}
.code-body .cs{color:#38bdf8}
.code-body .cv{color:#f59e0b}
.code-body .ck{color:#c084fc}
.code-body .cn{color:#4ade80}

/* Feature Tags */
.sdk-features{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.sdk-feat{display:inline-flex;align-items:center;gap:5px;padding:6px 14px;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:8px;font-size:12px;color:#475569;font-weight:500}

/* Auth Info */
.auth-box{background:rgba(245,158,11,0.06);border:1px solid rgba(245,158,11,0.2);border-radius:12px;padding:20px 24px;margin:16px 0}
.auth-box h4{font-size:14px;font-weight:700;color:#d97706;margin:0 0 8px}
.auth-box p{font-size:13px;color:#64748b;line-height:1.7;margin:0}
.auth-box code{background:rgba(245,158,11,0.1);padding:1px 6px;border-radius:3px;font-size:12px;font-family:'SF Mono',monospace}

/* Base URL */
.base-url{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:rgba(37,99,235,0.06);border:1px solid rgba(37,99,235,0.15);border-radius:8px;font-family:'SF Mono',monospace;font-size:13px;color:var(--primary);font-weight:600;margin:12px 4px}

/* SDK Overview Cards */
.sdk-overview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin-top:32px}
.sdk-ov-card{background:#fff;border:1px solid #e5e7eb;border-radius:var(--radius);padding:28px;transition:var(--transition);cursor:pointer;text-decoration:none;color:#1e293b !important;display:block}
.sdk-ov-card:hover{box-shadow:var(--shadow);border-color:transparent;transform:translateY(-3px)}
.sdk-ov-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:16px}
.sdk-ov-card h3{font-size:18px;font-weight:700;margin:0 0 8px;color:#1e293b !important}
.sdk-ov-card .ov-desc{font-size:13px;color:#64748b !important;line-height:1.7;margin:0 0 16px}
.sdk-ov-tags{display:flex;flex-wrap:wrap;gap:5px}
.sdk-ov-tag{padding:2px 10px;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:4px;font-size:11px;color:#475569 !important}
.ov-arrow{display:flex;align-items:center;gap:4px;color:var(--primary);font-size:13px;font-weight:600;margin-top:16px}

/* Response Example */
.resp-box{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:20px;margin:16px 0}
.resp-box h4{font-size:13px;font-weight:700;margin:0 0 12px;color:#1e293b}
.resp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-top:20px}

/* Section subtitle */
.section-sub{font-size:18px;font-weight:700;margin:32px 0 16px;padding-left:12px;border-left:3px solid var(--primary);color:#fff}

/* Responsive */
@media(max-width:768px){
  .sdk-hero h1{font-size:28px}
  .sdk-hero-stats{gap:24px}
  .sdk-hero-stat .num{font-size:22px}
  .api-grid{grid-template-columns:1fr}
  .sdk-overview-grid{grid-template-columns:1fr}
  .sdk-quick-links{flex-direction:column}
  .code-body pre{font-size:11px}
}