:root{--color-bg: #f7f4ec;--color-surface: #fffffb;--color-surface-alt: #efead8;--color-border-subtle: #dfd8c0;--color-border-strong: #c5bb9c;--color-text-primary: #2e2818;--color-text-secondary: #4f4530;--color-text-muted: #756a50;--color-accent: #7a9b6e;--color-accent-emphasis: #5c7a52;--color-northern-star: #d4a24c;--color-northern-star-soft: #ecd18a;--color-success: #6b8f4e;--color-destructive: #a04b3e;--color-shadow: rgba(80, 90, 40, .1);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;--text-label: 16px;--text-body: 18px;--text-body-lg: 20px;--text-h3: 22px;--text-h2: 28px;--text-display: 36px;--line-height-body: 1.55;--line-height-tight: 1.25;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-12: 48px;--space-16: 64px;--touch-min: 48px;--touch-gap: 8px;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 18px;--radius-pill: 9999px;--shadow-sm: 0 1px 2px var(--color-shadow);--shadow-md: 0 4px 12px var(--color-shadow);--shadow-lg: 0 12px 32px var(--color-shadow)}@media(min-width:768px){:root{--text-body: 20px;--text-body-lg: 22px;--text-h3: 24px;--text-h2: 32px;--text-display: 44px}}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:var(--font-sans);font-size:var(--text-body);line-height:var(--line-height-body);color:var(--color-text-primary);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button,input,textarea{font-family:inherit;font-size:inherit}button{cursor:pointer;background:transparent;border:none;color:inherit}a{color:var(--color-accent-emphasis);text-decoration:underline}:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px;border-radius:var(--radius-sm)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}.bz-screen{min-height:100vh;display:flex;flex-direction:column}.bz-screen__main{flex:1;padding:var(--space-4);max-width:560px;margin:0 auto;width:100%}.bz-screen__footer{padding:var(--space-4);max-width:560px;margin:0 auto;width:100%}.bz-stack{display:flex;flex-direction:column;gap:var(--space-4)}.bz-row{display:flex;align-items:center;gap:var(--space-2)}.bz-text-muted{color:var(--color-text-muted)}.bz-text-small{font-size:var(--text-label)}.bz-h2{font-size:var(--text-h2);line-height:var(--line-height-tight);font-weight:600;margin:0 0 var(--space-3)}