@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";
:root{--bg-primary:#0a0e1a;--bg-secondary:#111827;--bg-card:#111827b3;--bg-card-hover:#1e293bcc;--bg-glass:#ffffff0a;--bg-glass-hover:#ffffff14;--bg-elevated:#1e293b;--accent-primary:#8b5cf6;--accent-primary-hover:#7c3aed;--accent-secondary:#6366f1;--accent-tertiary:#3b82f6;--accent-glow:#8b5cf64d;--accent-gradient:linear-gradient(135deg,#8b5cf6,#6366f1,#3b82f6);--accent-gradient-hover:linear-gradient(135deg,#7c3aed,#4f46e5,#2563eb);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-tertiary:#64748b;--text-accent:#a78bfa;--success:#10b981;--success-bg:#10b98126;--warning:#f59e0b;--warning-bg:#f59e0b26;--error:#ef4444;--error-bg:#ef444426;--info:#3b82f6;--info-bg:#3b82f626;--topic-ml:#8b5cf6;--topic-history:#f59e0b;--topic-design:#ec4899;--topic-science:#3b82f6;--topic-tech:#10b981;--topic-philosophy:#f97316;--topic-health:#14b8a6;--topic-finance:#6366f1;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--space-3xl:64px;--space-4xl:96px;--font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-xs:.75rem;--font-sm:.875rem;--font-base:1rem;--font-lg:1.125rem;--font-xl:1.25rem;--font-2xl:1.5rem;--font-3xl:1.875rem;--font-4xl:2.25rem;--font-5xl:3rem;--font-6xl:3.75rem;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 12px #0000004d;--shadow-lg:0 8px 32px #0006;--shadow-glow:0 0 30px #8b5cf633;--shadow-glow-lg:0 0 60px #8b5cf64d;--transition-fast:.15s cubic-bezier(.4,0,.2,1);--transition-base:.25s cubic-bezier(.4,0,.2,1);--transition-slow:.4s cubic-bezier(.4,0,.2,1);--transition-spring:.5s cubic-bezier(.34,1.56,.64,1);--nav-height:72px;--max-width:1200px;--content-padding:var(--space-lg)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);min-height:100dvh;line-height:1.6;overflow-x:hidden}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(600px 400px at 20% 20%,#8b5cf614,#0000),radial-gradient(500px 500px at 80% 60%,#6366f10f,#0000),radial-gradient(400px 300px at 50% 80%,#3b82f60d,#0000);width:200%;height:200%;animation:30s ease-in-out infinite alternate ambientDrift;position:fixed;top:-50%;left:-50%}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}input,textarea{color:inherit;font-family:inherit}ul,ol{list-style:none}img{max-width:100%;display:block}@keyframes ambientDrift{0%{transform:translate(0)rotate(0)}to{transform:translate(30px,-20px)rotate(3deg)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes gradientShift{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}@keyframes orbitSpin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes glowPulse{0%,to{box-shadow:0 0 20px #8b5cf633}50%{box-shadow:0 0 40px #8b5cf666}}@keyframes countUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes progressFill{0%{width:0}}.container{max-width:var(--max-width);padding:0 var(--content-padding);margin:0 auto}.glass{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);border:1px solid #ffffff0f}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-lg);transition:all var(--transition-base);border:1px solid #ffffff0f}.glass-card:hover{background:var(--bg-card-hover);box-shadow:var(--shadow-lg);border-color:#ffffff1a;transform:translateY(-2px)}.gradient-text{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.btn-primary{justify-content:center;align-items:center;gap:var(--space-sm);background:var(--accent-gradient);color:#fff;font-weight:600;font-size:var(--font-sm);border-radius:var(--radius-full);transition:all var(--transition-base);background-size:200% 200%;padding:12px 28px;display:inline-flex;position:relative;overflow:hidden}.btn-primary:hover{box-shadow:var(--shadow-glow);background-size:200% 200%;animation:3s infinite gradientShift;transform:translateY(-1px)}.btn-primary:after{content:"";border-radius:inherit;background:linear-gradient(#ffffff26,#0000);position:absolute;inset:0}.btn-secondary{justify-content:center;align-items:center;gap:var(--space-sm);background:var(--bg-glass);color:var(--text-primary);font-weight:500;font-size:var(--font-sm);border-radius:var(--radius-full);transition:all var(--transition-base);border:1px solid #ffffff1a;padding:12px 28px;display:inline-flex}.btn-secondary:hover{background:var(--bg-glass-hover);border-color:#fff3;transform:translateY(-1px)}.tag{border-radius:var(--radius-full);font-size:var(--font-xs);letter-spacing:.02em;align-items:center;padding:4px 12px;font-weight:500;display:inline-flex}.page-wrapper{z-index:1;min-height:100dvh;padding-bottom:calc(var(--nav-height) + var(--space-xl));position:relative}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}::selection{color:#fff;background:#8b5cf666}@media (max-width:768px){:root{--content-padding:var(--space-md)}}@media (max-width:480px){:root{--content-padding:var(--space-sm)}html{font-size:15px}}