:root{--bg-primary:#0a1931;--bg-secondary:#071224;--card-bg:#10233f;--card-bg-elevated:#162e52;--card-bg-subtle:#0d1e38;--accent-primary:#00ced1;--accent-primary-hover:#00b5b8;--accent-primary-glow:rgba(0,206,209,.25);--silver-light:silver;--silver-dark:grey;--text-primary:#f4f7fa;--text-secondary:#9ca3af;--text-muted:#6b7280;--accent-success:#10b981;--accent-warning:#f59e0b;--accent-error:#ef4444;--border-subtle:hsla(0,0%,75%,.12);--border-medium:hsla(0,0%,75%,.22);--border-active:rgba(0,206,209,.4);--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-full:9999px;--max-width:1200px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text-primary);color-scheme:dark}body,html{background-color:var(--bg-primary)}body{min-height:100vh;color:var(--text-primary);line-height:1.6;overflow-x:hidden;position:relative}body:before{content:"";position:fixed;top:0;left:0;width:100vw;height:100vh;background-image:radial-gradient(circle at 50% 0,rgba(0,206,209,.08) 0,transparent 60%),radial-gradient(circle at 100% 50%,rgba(16,35,63,.4) 0,transparent 50%),linear-gradient(hsla(0,0%,75%,.02) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,75%,.02) 1px,transparent 0);background-size:100% 100%,100% 100%,48px 48px,48px 48px;pointer-events:none;z-index:-1}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}.section{padding:96px 0;position:relative}.section-header{text-align:center;max-width:760px;margin:0 auto 56px}.section-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;background:rgba(0,206,209,.1);border:1px solid var(--border-active);border-radius:var(--radius-full);color:var(--accent-primary);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px}.section-title{font-size:38px;font-weight:800;line-height:1.25;color:var(--text-primary);margin-bottom:16px;letter-spacing:-.02em}.section-title .highlight{color:var(--accent-primary);background:linear-gradient(135deg,#00ced1,#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.section-description{font-size:17px;color:var(--text-secondary);line-height:1.6}.tech-card{background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:28px;transition:all .3s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}.tech-card:hover{border-color:var(--border-active);transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.35),0 0 20px rgba(0,206,209,.08)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;font-size:15px;font-weight:700;border-radius:var(--radius-full);transition:all .25s ease;white-space:nowrap}.btn-primary{background:var(--accent-primary);color:#0a1931;box-shadow:0 4px 16px rgba(0,206,209,.3)}.btn-primary:hover{background:var(--accent-primary-hover);box-shadow:0 6px 24px rgba(0,206,209,.45);transform:translateY(-2px)}.btn-secondary{background:var(--card-bg);color:var(--text-primary);border:1px solid var(--border-medium)}.btn-secondary:hover{background:var(--card-bg-elevated);border-color:var(--silver-light);transform:translateY(-2px)}.btn-disabled{opacity:.6;cursor:not-allowed;pointer-events:none}.badge{display:inline-flex;align-items:center;padding:4px 10px;font-size:11px;font-weight:700;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em}.badge-success{background:rgba(16,185,129,.15);color:var(--accent-success);border:1px solid rgba(16,185,129,.3)}.badge-warning{background:rgba(245,158,11,.15);color:var(--accent-warning);border:1px solid rgba(245,158,11,.3)}@media (max-width:992px){.section{padding:72px 0}.section-title{font-size:32px}}@media (max-width:768px){.section{padding:56px 0}.section-title{font-size:26px}.section-description{font-size:15px}}