.altum-btn{display:inline-flex;align-items:center;gap:10px;border-radius:var(--radius-sm);font-family:var(--font-sans);font-weight:500;letter-spacing:-.005em;text-decoration:none;cursor:pointer;transition:background var(--motion-base) var(--ease-out),color var(--motion-base) var(--ease-out),border-color var(--motion-base) var(--ease-out)}.altum-btn:focus-visible{outline:1px solid var(--accent);outline-offset:2px}.altum-btn[aria-disabled=true],.altum-btn[disabled]{opacity:.4;cursor:not-allowed}.altum-btn--md{font-size:var(--text-label);padding:14px 22px}.altum-btn--sm{font-size:var(--text-mono);padding:10px 16px}.altum-btn__arrow{opacity:.6;transition:transform var(--motion-base) var(--ease-out)}.altum-btn:hover .altum-btn__arrow{transform:translateX(2px)}.altum-btn--primary{background:var(--ink);color:var(--bg)}.altum-btn--primary:hover{background:var(--accent)}.altum-btn--secondary{background:transparent;color:var(--ink-dim);padding-left:0;padding-right:0}.altum-btn--nav,.altum-btn--secondary:hover{color:var(--ink)}.altum-btn--nav{font-family:var(--font-mono);font-size:var(--text-mono);padding:10px 18px;border:1px solid var(--line-strong);letter-spacing:.14em;text-transform:uppercase;background:transparent}.altum-btn--nav:hover{border-color:var(--accent);color:var(--accent)}.altum-btn--ghost{background:transparent;color:var(--ink)}.altum-btn--ghost:hover,.altum-input{background:var(--bg-elev)}.altum-input{display:block;width:100%;color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;font-family:var(--font-sans);font-size:var(--text-body);line-height:1.4;letter-spacing:var(--track-body);transition:border-color var(--motion-base) var(--ease-out),background var(--motion-base) var(--ease-out)}.altum-input::placeholder{color:var(--ink-faint)}.altum-input:hover{border-color:var(--line-strong)}.altum-input:focus{outline:none;border-color:var(--accent);background:var(--bg-elev-2)}.altum-input[aria-invalid=true]{border-color:#8a2a2a}.altum-input:disabled{opacity:.5;cursor:not-allowed}.altum-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:var(--space-7);transition:background var(--motion-slow) var(--ease-out)}.altum-card--borderless{border-color:transparent}.altum-card--interactive:hover{background:var(--bg-elev)}.altum-label{display:inline-block;font-family:var(--font-sans);font-size:var(--text-label);font-weight:500;color:var(--ink);letter-spacing:var(--track-body)}.altum-label--eyebrow{font-weight:400;color:var(--ink-dim)}.altum-eyebrow,.altum-label--eyebrow{font-family:var(--font-mono);font-size:var(--text-mono);letter-spacing:var(--track-mono);text-transform:uppercase}.altum-eyebrow{display:flex;align-items:center;gap:14px;color:var(--accent)}.altum-eyebrow:before{content:"";display:block;width:32px;height:1px;background:currentColor;opacity:.7}.altum-eyebrow--no-rule:before{content:none}.altum-eyebrow--dim{color:var(--ink-dim)}.altum-section-marker{display:grid;grid-template-columns:80px 1fr;grid-gap:20px;gap:20px;align-items:center;font-family:var(--font-mono);font-size:var(--text-mono-sm);color:var(--ink-dim);letter-spacing:var(--track-mono);text-transform:uppercase;margin-bottom:var(--space-10)}.altum-section-marker:before{content:"";display:block;height:1px;background:var(--line-strong)}.altum-section-marker__index{color:var(--accent-dim)}.altum-section-marker__title{color:var(--ink-dim)}.altum-backdrop{position:fixed;inset:0;pointer-events:none;z-index:0}.altum-backdrop__grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:96px 96px;opacity:.18;mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,black 20%,transparent 90%);-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,black 20%,transparent 90%)}.altum-backdrop__glow{position:absolute;inset:0;background:radial-gradient(ellipse 60% 40% at 75% 15%,var(--accent-glow),transparent 70%),radial-gradient(ellipse 50% 30% at 15% 85%,rgba(212,205,184,.03),transparent 70%)}.altum-hero-mark{position:absolute;top:-20px;right:10%;font-family:var(--font-serif);font-style:italic;font-size:180px;line-height:1;color:var(--accent);opacity:.08;font-weight:300;pointer-events:none;transform:rotate(-8deg);letter-spacing:-.05em}.altum-select{display:block;width:100%;background:var(--bg-elev);color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 36px 12px 14px;font-family:var(--font-sans);font-size:var(--text-body);line-height:1.4;letter-spacing:var(--track-body);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-dim) 50%),linear-gradient(135deg,var(--ink-dim) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;cursor:pointer;transition:border-color var(--motion-base) var(--ease-out),background-color var(--motion-base) var(--ease-out)}.altum-select:hover{border-color:var(--line-strong)}.altum-select:focus{outline:none;border-color:var(--accent);background-color:var(--bg-elev-2)}.altum-select[aria-invalid=true]{border-color:#8a2a2a}.altum-select:disabled{opacity:.5;cursor:not-allowed}.altum-select option,.altum-textarea{background:var(--bg-elev);color:var(--ink)}.altum-textarea{display:block;width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;font-family:var(--font-sans);font-size:var(--text-body);line-height:1.55;letter-spacing:var(--track-body);resize:vertical;min-height:96px;transition:border-color var(--motion-base) var(--ease-out),background var(--motion-base) var(--ease-out)}.altum-textarea::placeholder{color:var(--ink-faint)}.altum-textarea:hover{border-color:var(--line-strong)}.altum-textarea:focus{outline:none;border-color:var(--accent);background:var(--bg-elev-2)}.altum-textarea[aria-invalid=true]{border-color:#8a2a2a}.altum-textarea:disabled{opacity:.5;cursor:not-allowed}.altum-pill{display:inline-flex;align-items:center;font-family:var(--font-mono);font-size:var(--text-mono-sm);padding:4px 10px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);letter-spacing:.18em;text-transform:uppercase;white-space:nowrap;color:var(--ink-dim);background:transparent}.altum-pill--dot{width:10px;height:10px;padding:0;border-radius:999px}.altum-pill--neutral{color:var(--ink-dim)}.altum-pill--accent{border-color:var(--accent);color:var(--accent)}.altum-pill--muted{color:var(--ink)}.altum-pill--warning{border-color:var(--accent-dim);color:var(--accent)}.altum-pill--danger{border-color:#8a2a2a;color:#c98a8a}.altum-pill--health-green{border-color:#4a7a54;background:#4a7a54}.altum-pill--health-yellow{border-color:var(--accent);background:var(--accent)}.altum-pill--health-red{border-color:#8a2a2a;background:#8a2a2a}