:root{--sl-primary: #052d7d;--sl-primary-hover: #0a3a9e;--sl-secondary: #ffc31e;--sl-accent: #4b9bbe;--sl-bg: #f4f6f8;--sl-surface: #ffffff;--sl-border: #e0e6e8;--sl-muted: #6b7682;--sl-alert: #cc4b37}*{box-sizing:border-box}html,body{margin:0;padding:0}body{min-height:100vh;background:var(--sl-bg);color:var(--sl-primary);font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:0 1.5rem;height:64px;background:var(--sl-surface);border-bottom:3px solid var(--sl-secondary);box-shadow:0 1px 4px #052d7d14}.brand{display:flex;align-items:center;gap:.85rem}.logo{height:34px;width:auto;display:block}.app-name{font-size:1.15rem;font-weight:600;letter-spacing:.01em}.user{display:flex;align-items:center;gap:.85rem}.user-name{font-weight:600;color:var(--sl-primary)}.content{flex:1;width:100%;max-width:720px;margin:0 auto;padding:2rem 1.5rem}.card{background:var(--sl-surface);border:1px solid var(--sl-border);border-radius:12px;padding:1.75rem;box-shadow:0 2px 10px #052d7d0f}.card+.card{margin-top:1.5rem}.login-card{text-align:center}h1{margin:0 0 .5rem;font-size:1.6rem}h2{margin:0 0 1.25rem;font-size:1.3rem}.muted{color:var(--sl-muted)}.create-form{display:flex;gap:.75rem;margin-bottom:1.25rem}.text-input{flex:1;padding:.6rem .8rem;border:1px solid var(--sl-border);border-radius:8px;font-size:1rem;color:var(--sl-primary);outline:none;transition:border-color .15s,box-shadow .15s}.text-input:focus{border-color:var(--sl-primary);box-shadow:0 0 0 3px #052d7d1f}textarea.text-input{resize:vertical;min-height:3rem;font-family:inherit}.btn{border:none;border-radius:8px;padding:.6rem 1.2rem;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .15s,transform .05s}.btn{background:var(--sl-surface-alt, #eef1f6);color:var(--sl-primary)}.btn.primary{background:var(--sl-primary);color:#fff}.btn.secondary{background:var(--sl-secondary);color:var(--sl-primary)}.btn.primary:hover{background:var(--sl-primary-hover)}.btn.primary:active{transform:translateY(1px)}.link{background:none;border:none;color:var(--sl-primary);font-weight:600;cursor:pointer;padding:.3rem .2rem;text-decoration:underline;text-underline-offset:2px}.link:hover{color:var(--sl-alert)}.error{color:var(--sl-alert);margin:0 0 1rem;font-weight:600}.product-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--sl-border)}.product-list li{padding:.8rem .25rem;border-bottom:1px solid var(--sl-border);font-size:1.05rem}.product-list.selectable li{cursor:pointer;padding-left:.6rem;border-left:3px solid transparent;transition:background-color .12s,border-color .12s}.product-list.selectable li:hover{background:#eef2f7}.product-list.selectable li.selected{background:#eef2f7;border-left-color:var(--sl-primary);font-weight:600}.story-form{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.25rem}.story-form .btn{align-self:flex-start}.story-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--sl-border)}.story-list li{padding:.7rem .25rem;border-bottom:1px solid var(--sl-border)}.story-row{display:flex;align-items:center;gap:.75rem}.story-number{color:var(--sl-muted);font-variant-numeric:tabular-nums;font-weight:600;min-width:2.5rem}.story-title{flex:1}.story-status{font-size:.85rem;font-weight:600;color:var(--sl-primary);background:var(--sl-secondary);padding:.15rem .6rem;border-radius:999px}.refine-form{display:flex;flex-direction:column;gap:.6rem;margin:.75rem 0 .25rem;padding:.85rem;background:var(--sl-surface-alt, #eef1f6);border-radius:8px}.refine-form label{display:flex;flex-direction:column;gap:.25rem;font-weight:600;font-size:.9rem;color:var(--sl-primary)}.refine-form .text-input{font-weight:400}.refine-actions{display:flex;gap:.6rem;margin-top:.25rem}