:root{--bg-color: #0B1120;--bg-elevated: #131B2E;--surface-color: rgba(30, 41, 59, .7);--surface-color-strong: rgba(30, 41, 59, .95);--surface-border: rgba(255, 255, 255, .1);--surface-border-strong: rgba(255, 255, 255, .2);--text-primary: #F8FAFC;--text-secondary: #94A3B8;--text-tertiary: #7C8BA3;--accent-primary: #06B6D4;--accent-hover: #0891B2;--accent-secondary: #F59E0B;--plot-bg: #0e1729;--plot-axis: #94A3B8;--plot-grid: rgba(255, 255, 255, .05);--plot-grid-decade: rgba(255, 255, 255, .13);--plot-label: #94A3B8;--plot-label-strong: #CBD5E1;--device-1: #38BDF8;--device-2: #F472B6;--device-3: #A3E635;--device-4: #FB923C;--device-5: #C084FC;--device-6: #2DD4BF;--damage-cable: var(--accent-secondary);--damage-xfmr: #FBBF24;--overlap-warning: #F43F5E;--font-main: "Inter", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;--transition-fast: .2s ease;--transition-smooth: .4s cubic-bezier(.16, 1, .3, 1);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--space-12: 3rem;--space-16: 4rem}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-main);background-color:var(--bg-color);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.text-accent{color:var(--accent-primary)}.text-amber{color:var(--accent-secondary)}.text-secondary{color:var(--text-secondary)}.font-mono{font-family:var(--font-mono)}select option{background-color:var(--bg-elevated);color:var(--text-primary)}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(1);opacity:.7;cursor:pointer}.navbar{position:fixed;top:0;width:100%;z-index:1000;background:#0b1120cc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--surface-border);padding:1.5rem 0;transition:padding 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transparent}.btn-ghost:hover{color:var(--text-primary);border-color:var(--surface-border)}.section{padding:6rem 0}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:3rem;text-align:center}.hero{min-height:100vh;display:flex;align-items:center;position:relative;padding-top:5rem}.hero-title{font-size:clamp(3rem,5vw,5rem);line-height:1.1;font-weight:700;margin-bottom:1.5rem;letter-spacing:-1px}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin-bottom:2.5rem}.hero-cta{display:flex;gap:1rem;flex-wrap:wrap}.hero-background{position:absolute;inset:0;background-image:url(/hero-bg.png);background-size:cover;background-position:center;z-index:-1;opacity:.4;mask-image:linear-gradient(to bottom,black 60%,transparent 100%);-webkit-mask-image:linear-gradient(to bottom,black 60%,transparent 100%)}.glass-card{background:var(--surface-color);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--surface-border);border-radius:12px;padding:2rem;transition:transform var(--transition-smooth),border-color var(--transition-smooth)}.glass-card.is-interactive:hover{transform:translateY(-5px);border-color:#06b6d480}.site-footer{text-align:center;padding:3rem 0;border-top:1px solid var(--surface-border);color:var(--text-secondary);font-size:.9rem}.prose{max-width:70ch;font-size:1.0625rem;line-height:1.75;color:var(--text-primary)}.prose>*+*{margin-top:1em}.prose h1,.prose h2,.prose h3,.prose h4{font-weight:700;line-height:1.25;margin-top:2em;margin-bottom:.5em;color:var(--text-primary)}.prose h1{font-size:2.25rem;margin-top:0}.prose h2{font-size:1.625rem;border-top:1px solid var(--surface-border);padding-top:1.5em}.prose h3{font-size:1.25rem}.prose p,.prose ul,.prose ol{margin:1em 0}.prose ul,.prose ol{padding-left:1.5em}.prose li{margin:.5em 0}.prose li::marker{color:var(--text-tertiary)}.prose code{font-family:var(--font-mono);font-size:.9em;background:#ffffff14;padding:.15em .4em;border-radius:3px}.prose strong{color:var(--text-primary);font-weight:700}.prose a{color:var(--accent-primary);text-decoration:underline;text-underline-offset:3px}.prose blockquote{border-left:3px solid var(--accent-primary);padding:.5em 1em;margin:1.5em 0;background:#06b6d40f;color:var(--text-secondary);font-style:italic}.prose figure{margin:2em 0}.prose figcaption{text-align:center;color:var(--text-secondary);font-size:.9em;margin-top:.75em}.prose .callout{background:#06b6d414;border:1px solid rgba(6,182,212,.25);border-radius:8px;padding:1em 1.25em;margin:1.5em 0}.prose .callout-amber{background:#f59e0b14;border-color:#f59e0b40}.prose table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.95em;border:1px solid var(--surface-border);border-radius:6px;overflow:hidden}.prose table th,.prose table td{padding:.65em 1em;text-align:left;vertical-align:top;border-bottom:1px solid var(--surface-border);border-right:1px solid var(--surface-border)}.prose table th:last-child,.prose table td:last-child{border-right:none}.prose table tr:last-child td{border-bottom:none}.prose table thead th{background:#ffffff08;color:var(--text-primary);font-weight:600;border-bottom:1px solid var(--surface-border)}.prose table tbody tr:nth-child(2n) td{background:#ffffff04}.prose table code{white-space:nowrap}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media print{header.navbar,footer.site-footer{display:none!important}main{padding:0!important}.admin-shell,.client-shell,.panel,.builder-grid,.preview{display:block!important}}.footer-links[data-astro-cid-pnrjdgm4]{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem 1.5rem;margin-bottom:var(--space-4)}.footer-links[data-astro-cid-pnrjdgm4] a[data-astro-cid-pnrjdgm4]{color:var(--text-tertiary);font-size:.85rem;text-decoration:none}.footer-links[data-astro-cid-pnrjdgm4] a[data-astro-cid-pnrjdgm4]:hover{color:var(--accent-primary)}.client-login-link[data-astro-cid-pnrjdgm4]{margin-left:var(--space-4);color:var(--text-tertiary);font-size:.85rem;text-decoration:none}.client-login-link[data-astro-cid-pnrjdgm4]:hover{color:var(--accent-primary)}