:root{--bg: #f3f4f6;--surface: #ffffff;--surface-muted: #f9fafb;--border: #e5e7eb;--border-strong: #d1d5db;--text: #111827;--text-soft: #6b7280;--primary: #1e3a5f;--primary-soft: #e2e8f0;--accent: #0f766e;--success: #059669;--danger: #dc2626}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:Segoe UI,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button,input{font:inherit}button{cursor:pointer;border:none;background:none}button:disabled{cursor:not-allowed;opacity:.45}h1,h2,h3,h4,p{margin:0}.app-frame{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:28px;padding:24px 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h3{font-size:1.1rem;font-weight:700}.stack-list,.distribution-list,.package-list{display:flex;flex-direction:column;gap:14px;margin-top:14px}.progress-row{display:flex;flex-direction:column;gap:8px}.progress-row-meta{display:flex;align-items:center;justify-content:space-between;gap:10px}.progress-row-meta span{color:var(--text-soft);font-size:.9rem}.progress-track{height:8px;border-radius:999px;background:var(--surface-muted);overflow:hidden;border:1px solid var(--border)}.progress-fill{height:100%;border-radius:inherit;background:var(--primary)}.package-grid-admin{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.package-card-admin{display:flex;flex-direction:column;gap:14px;transition:border-color .15s ease}.package-card-admin:hover{border-color:var(--border-strong)}.package-card-admin-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.package-card-admin-header h4{font-size:1.15rem;font-weight:700;margin-bottom:6px}.package-card-admin-price{font-size:1.6rem;color:var(--primary);white-space:nowrap}.package-card-admin-actions{display:flex;gap:8px;margin-top:auto;padding-top:8px;border-top:1px solid var(--border)}.delete-confirm-bar{display:flex;flex-direction:column;gap:10px;padding:12px;border-radius:10px;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;font-size:.92rem;font-weight:600}.delete-confirm-actions{display:flex;gap:8px}.package-row{display:flex;flex-direction:column;gap:12px;padding:18px 0;border-bottom:1px solid var(--border)}.package-row:first-child{padding-top:0}.package-row:last-child{border-bottom:0;padding-bottom:0}.package-row-main{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.package-row-info{display:flex;flex-direction:column;gap:2px}.package-heading{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.package-heading 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