:root{--primary: #f54e00;--primary-active: #d04200;--ink: #26251e;--body: #5a5852;--muted: #807d72;--hairline: #e6e5e0;--hairline-soft: #efeee8;--hairline-strong: #cfcdc4;--canvas: #f7f7f4;--canvas-soft: #fafaf7;--surface-card: #ffffff;--surface-strong: #e6e5e0;--on-primary: #ffffff;--font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "Fira Code", monospace;--container: 1200px;--section-pad: 96px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;-webkit-font-smoothing:antialiased;background:var(--canvas);color:var(--ink);font-family:var(--font-sans);font-size:16px;line-height:1.5;letter-spacing:-.01em}html{scroll-behavior:smooth}section[id]{scroll-margin-top:80px}::selection{background:var(--primary);color:var(--on-primary)}a{color:inherit}.display-mega{font-size:clamp(36px,4vw,52px);font-weight:400;line-height:1.08;letter-spacing:-.025em}.display-lg{font-size:clamp(24px,2.4vw,30px);font-weight:400;line-height:1.18;letter-spacing:-.02em}.display-md{font-size:20px;font-weight:400;line-height:1.3;letter-spacing:-.01em}.display-sm{font-size:18px;font-weight:400;line-height:1.35;letter-spacing:-.005em}.title-md{font-size:15px;font-weight:600;line-height:1.4;letter-spacing:-.005em}.title-sm{font-size:16px;font-weight:600;line-height:1.4}.body-md{font-size:16px;line-height:1.55;color:var(--body)}.body-sm{font-size:14px;line-height:1.55;color:var(--body)}.caption{font-size:13px;line-height:1.4;color:var(--muted)}.caption-up{font-size:11px;font-weight:600;line-height:1.4;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.mono{font-family:var(--font-mono)}.container{max-width:var(--container);margin:0 auto;padding-inline:clamp(16px,4.5vw,56px)}.section{padding-block:clamp(56px,8vw,var(--section-pad))}.hairline{border-top:1px solid var(--hairline)}.btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:8px;font-size:14px;font-weight:500;line-height:1;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background .15s ease,color .15s ease,border-color .15s ease;font-family:var(--font-sans)}.btn-primary{background:var(--primary);color:var(--on-primary)}.btn-primary:hover{background:var(--primary-active)}.btn-secondary{background:var(--surface-card);color:var(--ink);border-color:var(--hairline-strong)}.btn-secondary:hover{border-color:var(--ink)}.btn-ink{background:var(--ink);color:var(--canvas);height:44px;padding:0 20px}.btn-ink:hover{background:var(--body)}.btn-ghost{background:transparent;color:var(--ink);padding:0 6px}.btn-ghost:hover{color:var(--primary)}