:root{--color-bg: #fafaf8;--color-surface: #ffffff;--color-surface-muted: #f4f3ef;--color-border: #e6e4dd;--color-text: #1a1a18;--color-text-secondary: #6b6a63;--color-text-muted: #9b9a92;--color-accent: #b5563c;--color-accent-bg: #fbeee9;--radius: 10px;--radius-card: 16px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text)}.app-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--color-bg);display:flex;flex-direction:column}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:.5px solid var(--color-border);background:var(--color-surface)}.top-bar h1{font-size:15px;font-weight:500;margin:0}.tab-bar{display:flex;border-bottom:.5px solid var(--color-border);background:var(--color-surface)}.tab-bar button{flex:1;text-align:center;padding:10px 0;font-size:13px;color:var(--color-text-secondary);background:none;border:none;border-bottom:2px solid transparent;cursor:pointer}.tab-bar button.active{color:var(--color-accent);font-weight:500;border-bottom-color:var(--color-accent)}.tab-content{padding:12px 16px 24px;flex:1}.servings-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.servings-row span.label{font-size:13px;color:var(--color-text-secondary)}.stepper{display:flex;align-items:center;gap:10px;background:var(--color-surface-muted);border-radius:999px;padding:4px 8px}.stepper button{border:none;background:none;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px}.nutrition-card{background:var(--color-surface-muted);border-radius:var(--radius);padding:12px;margin-bottom:14px}.nutrition-card .label{font-size:13px;color:var(--color-text-secondary);margin-bottom:8px}.nutrition-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.nutrition-grid .value{font-size:15px;font-weight:500}.nutrition-grid .unit{font-size:11px;color:var(--color-text-muted)}.section-label{font-size:12px;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}.ingredient-row{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-bottom:.5px solid var(--color-border)}.ingredient-thumb{width:34px;height:34px;border-radius:8px;background:var(--color-surface-muted);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--color-text-muted);font-size:14px}.ingredient-name{font-size:14px}.ingredient-amount{font-size:12px;color:var(--color-text-muted)}.add-row{display:flex;align-items:center;gap:8px;padding:14px 0 4px;color:var(--color-accent);font-size:14px;font-weight:500;cursor:pointer;background:none;border:none}.state-message{padding:24px 16px;text-align:center;color:var(--color-text-secondary);font-size:14px}.state-message.error{color:var(--color-accent)}