*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#6C5CE7;--primary-light:#A29BFE;--accent:#00CEC9;
  --bg:#0B0E11;--bg-card:rgba(20,24,32,0.85);
  --bg-input:rgba(15,18,25,0.8);--text:#E8E6F0;--text-dim:#8B8AA0;
  --text-muted:#5A5872;--border:rgba(108,92,231,0.15);
  --border-hover:rgba(108,92,231,0.35);--radius:12px;--radius-sm:8px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --transition:250ms ease;--shadow:0 4px 24px rgba(0,0,0,0.3);
  --glass-bg:rgba(20,24,32,0.6);--glass-border:rgba(255,255,255,0.06)
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse at 20% 10%,rgba(108,92,231,0.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(0,206,201,0.05) 0%,transparent 50%);pointer-events:none;z-index:0}
.app{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh}
.header{padding:1rem 2rem;border-bottom:1px solid var(--border);background:var(--glass-bg);backdrop-filter:blur(20px);display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.header-brand{display:flex;align-items:center;gap:.75rem}
.header-brand h1{font-size:1.15rem;font-weight:700;background:linear-gradient(135deg,var(--primary-light),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.subtitle{font-size:.78rem;color:var(--text-dim)}
.browser-check{font-size:.78rem;padding:.3rem .7rem;border-radius:99px}
.browser-check.supported{background:rgba(0,184,148,0.15);color:#00B894}
.browser-check.unsupported{background:rgba(255,107,107,0.15);color:#FF6B6B}
.main{flex:1;padding:1.5rem 2rem}
.layout{display:grid;grid-template-columns:280px 1fr;gap:1.5rem;align-items:start}
.glass-card{background:var(--glass-bg);backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:1.25rem}
.controls-panel{position:sticky;top:90px}
.panel-title{font-size:.9rem;font-weight:700;margin-bottom:1rem;color:var(--primary-light)}
.control-group{margin-bottom:1rem}
.control-label{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:var(--text-dim);margin-bottom:.35rem;cursor:pointer}
.control-select{width:100%;padding:.5rem;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.82rem;font-family:var(--font);cursor:pointer}
.control-select:focus{outline:none;border-color:var(--primary)}
.control-select option{background:var(--bg);color:var(--text)}
.control-range{width:100%;accent-color:var(--primary);cursor:pointer}
.control-checkbox{accent-color:var(--primary);cursor:pointer}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.55rem 1rem;border:none;border-radius:var(--radius-sm);font-size:.82rem;font-weight:600;font-family:var(--font);cursor:pointer;transition:all var(--transition);white-space:nowrap}
.btn-block{width:100%;margin-top:.5rem}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;box-shadow:0 2px 12px rgba(108,92,231,0.3)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(108,92,231,0.4)}
.btn-accent{background:rgba(0,206,201,0.15);color:var(--accent);border:1px solid rgba(0,206,201,0.2)}
.btn-accent:hover{background:rgba(0,206,201,0.25);border-color:var(--accent)}
.btn-ghost{background:transparent;color:var(--text-dim);padding:.4rem .6rem}
.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,0.05)}
/* Page Navigation */
.page-nav{display:flex;gap:.5rem;margin-bottom:1rem}
.page-tab{padding:.5rem 1rem;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-dim);font-size:.82rem;font-weight:600;font-family:var(--font);cursor:pointer;transition:all var(--transition)}
.page-tab:hover{color:var(--text);border-color:var(--border-hover)}
.page-tab.active{background:rgba(108,92,231,0.2);color:var(--primary-light);border-color:var(--primary)}
/* Demo Pages */
.demo-container{position:relative;min-height:360px;overflow:hidden}
.demo-page{display:none;animation:fadeIn 300ms ease}
.demo-page.active{display:block}
.demo-hero{padding:.5rem}
.demo-title{font-size:1.5rem;font-weight:700;margin-bottom:.75rem;background:linear-gradient(135deg,#fff,var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.demo-text{font-size:.85rem;color:var(--text-dim);max-width:500px;margin-bottom:1.25rem}
.demo-cards{display:flex;gap:.75rem;flex-wrap:wrap}
.demo-card{display:flex;flex-direction:column;align-items:center;gap:.3rem;padding:1rem 1.5rem;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);font-size:.8rem;color:var(--text-dim);transition:all var(--transition)}
.demo-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}
.demo-card-icon{font-size:1.3rem}
.demo-stats{display:flex;gap:1.5rem}
.demo-stat{text-align:center}
.demo-stat-num{display:block;font-size:1.5rem;font-weight:700;color:var(--accent)}
.demo-stat-label{font-size:.75rem;color:var(--text-muted)}
.demo-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}
.gallery-item{aspect-ratio:1;border-radius:var(--radius-sm);transition:all 300ms ease}
.gallery-item:hover{transform:scale(1.05);box-shadow:var(--shadow)}
.demo-form{max-width:340px}
.demo-input-group{margin-bottom:.75rem}
.demo-input-group label{display:block;font-size:.78rem;color:var(--text-dim);margin-bottom:.25rem}
.demo-input-fake{height:36px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm)}
.demo-input-fake.tall{height:80px}
.demo-btn-fake{display:inline-block;padding:.5rem 1.5rem;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-radius:var(--radius-sm);font-size:.82rem;font-weight:600;margin-top:.25rem}
.transition-info{display:flex;gap:1rem;margin-top:1rem;flex-wrap:wrap}
.info-badge{font-size:.78rem;padding:.3rem .7rem;background:var(--bg-card);border:1px solid var(--border);border-radius:99px;color:var(--text-dim)}
.info-badge strong{color:var(--accent)}
/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.6);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;padding:1rem;animation:fadeIn 200ms ease}
.modal{background:var(--bg-card);border:1px solid var(--glass-border);border-radius:var(--radius);max-width:700px;width:100%;max-height:85vh;overflow-y:auto;padding:1.5rem;box-shadow:0 8px 40px rgba(0,0,0,0.4);animation:scaleIn 250ms ease}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.modal-header h2{font-size:1rem;font-weight:700}
.modal-tabs{display:flex;gap:.5rem;margin-bottom:1rem}
.modal-tab{padding:.4rem .8rem;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-dim);font-size:.78rem;font-weight:600;font-family:var(--font);cursor:pointer;transition:all var(--transition)}
.modal-tab.active{background:rgba(108,92,231,0.2);color:var(--primary-light);border-color:var(--primary)}
.code-output{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;font-size:.78rem;color:var(--text);white-space:pre-wrap;word-wrap:break-word;max-height:350px;overflow-y:auto;line-height:1.7;font-family:'SFMono-Regular','Consolas','Liberation Mono','Menlo',monospace;margin-bottom:.75rem}
.hidden{display:none !important}
.footer{padding:1rem 2rem;text-align:center;font-size:.78rem;color:var(--text-muted);border-top:1px solid var(--border)}
.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:200;display:flex;flex-direction:column;gap:.5rem}
.toast{background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--accent);backdrop-filter:blur(20px);border-radius:var(--radius-sm);padding:.75rem 1rem;font-size:.82rem;color:var(--text);box-shadow:0 8px 40px rgba(0,0,0,0.4);animation:slideIn 300ms ease;max-width:320px}
::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(108,92,231,0.3);border-radius:3px}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes scaleIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@keyframes slideIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
@media(max-width:768px){.layout{grid-template-columns:1fr}.controls-panel{position:static}.header{padding:1rem}.main{padding:1rem}.demo-gallery{grid-template-columns:repeat(2,1fr)}.demo-stats{gap:1rem}}