:root{--paper:#fafaf7;--concrete:#d6d3cc;--graphite:#5a5650;--carbon:#1a1a1a;--signal:#ff5b1f;--font-display:"Space Grotesk", system-ui, sans-serif;--font-body:"Inter", system-ui, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, Menlo, monospace;--r-sm:4px;--r-md:8px;--r-lg:12px;--t-fast:.14s cubic-bezier(.2,.7,.2,1);--t-med:.24s cubic-bezier(.2,.7,.2,1)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body,#root{background:var(--paper);width:100%;height:100%;color:var(--carbon);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;touch-action:manipulation}body{position:fixed;inset:0;overflow:hidden}#root{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);flex-direction:column;display:flex}button{font:inherit;color:inherit;cursor:pointer;font-family:var(--font-display);background:0 0;border:none}input{font:inherit;color:inherit;background:0 0;border:none;outline:none}.eyebrow{font-family:var(--font-mono);letter-spacing:.18em;text-transform:uppercase;color:var(--graphite);font-size:10px}.eyebrow .sig{color:var(--signal)}.h-display{font-family:var(--font-display);letter-spacing:-.03em;color:var(--carbon);font-weight:700;line-height:1}.body-text{font-family:var(--font-body);color:var(--graphite);font-size:15px;line-height:1.55}.btn-primary{background:var(--carbon);height:56px;color:var(--paper);font-family:var(--font-display);letter-spacing:-.01em;border-radius:var(--r-sm);transition:transform var(--t-fast), background var(--t-fast);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;gap:8px;padding:0 24px;font-size:17px;font-weight:700;display:inline-flex}.btn-primary:active{background:#000;transform:scale(.98)}.btn-primary:disabled{opacity:.4}.btn-secondary{height:48px;color:var(--carbon);font-family:var(--font-display);border:1px solid var(--carbon);border-radius:var(--r-sm);transition:transform var(--t-fast);-webkit-user-select:none;user-select:none;background:0 0;justify-content:center;align-items:center;gap:8px;padding:0 18px;font-size:15px;font-weight:700;display:inline-flex}.btn-secondary:active{transform:scale(.98)}.btn-ghost{height:44px;color:var(--graphite);font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;border-radius:var(--r-sm);background:0 0;justify-content:center;align-items:center;gap:8px;padding:0 14px;font-size:12px;display:inline-flex}.btn-ghost:active{color:var(--carbon)}.app{flex-direction:column;height:100%;display:flex;overflow:hidden}.screen{flex-direction:column;flex:1;padding:24px;display:flex;overflow:hidden}.screen-pad{flex-direction:column;flex:1;display:flex}.top-bar{justify-content:space-between;align-items:center;min-height:36px;padding-bottom:8px;display:flex}.top-bar .brand{font-family:var(--font-display);letter-spacing:-.02em;color:var(--carbon);align-items:center;gap:8px;font-size:15px;font-weight:700;display:flex}.top-bar .brand img{width:22px;height:22px}.divider{background:var(--concrete);width:100%;height:1px;margin:16px 0}