:root{--color-primary: #5b73e8;--color-primary-hover: #4a61d4;--color-success: #1abc9c;--color-warning: #f7b84b;--color-danger: #f1556c;--color-info: #4fc6e1;--color-bg: #f5f6fa;--color-surface: #fff;--color-sidebar: #2b3247;--color-border: #eaedf1;--color-text: #343a40;--color-text-muted: #98a6ad;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-card: 0 1px 2px rgba(0, 0, 0, .06), 0 1px 3px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 40px rgba(0, 0, 0, .12);--font-sans: "Inter", system-ui, sans-serif;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--sidebar-width: 240px;--topbar-height: 64px}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{margin:0;font-weight:600;color:var(--color-text)}a{color:inherit;text-decoration:none}button{font-family:inherit}input,select,textarea{font-family:inherit;font-size:14px}.app-shell{display:flex;min-height:100vh}.app-main{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-width:0}.app-content{padding:var(--space-5);flex:1}.sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-width);background:var(--color-sidebar);color:#c5cbe0;display:flex;flex-direction:column;z-index:20}.sidebar__brand{display:flex;align-items:center;gap:var(--space-2);height:var(--topbar-height);padding:0 var(--space-5);font-size:18px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.06)}.sidebar__nav{padding:var(--space-4) var(--space-3);display:flex;flex-direction:column;gap:2px;overflow-y:auto}.sidebar__section-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);padding:var(--space-3) var(--space-3) var(--space-2)}.sidebar__link{display:flex;align-items:center;gap:var(--space-3);padding:10px var(--space-3);border-radius:var(--radius-sm);color:#c5cbe0;font-weight:500;transition:background .15s,color .15s}.sidebar__link:hover{background:#ffffff0d;color:#fff}.sidebar__link.is-active{background:var(--color-primary);color:#fff}.sidebar__link-icon{width:18px;text-align:center;flex:none}.topbar{position:sticky;top:0;height:var(--topbar-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-5);z-index:10}.topbar__title{font-size:18px;font-weight:600}.topbar__user{position:relative}.topbar__user-button{display:flex;align-items:center;gap:var(--space-2);background:none;border:none;cursor:pointer;padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm)}.topbar__user-button:hover{background:var(--color-bg)}.topbar__avatar{width:34px;height:34px;border-radius:50%;background:var(--color-primary);color:#fff;display:grid;place-items:center;font-weight:600;font-size:13px}.topbar__user-name{font-weight:600;font-size:13px}.topbar__user-role{font-size:11px;color:var(--color-text-muted)}.topbar__menu{position:absolute;right:0;top:calc(100% + 8px);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:200px;padding:var(--space-2);z-index:30}.topbar__menu-header{padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);margin-bottom:var(--space-2)}.topbar__menu-item{display:block;width:100%;text-align:left;padding:8px var(--space-3);border-radius:var(--radius-sm);background:none;border:none;cursor:pointer;font-size:13px;color:var(--color-text)}.topbar__menu-item:hover{background:var(--color-bg)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-5);flex-wrap:wrap}.page-header__titles h1{font-size:22px}.page-header__subtitle{color:var(--color-text-muted);margin-top:2px;font-size:13px}.page-header__actions{display:flex;gap:var(--space-2);align-items:center}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card)}.card__header{padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.card__title{font-size:15px;font-weight:600}.card__body{padding:var(--space-5)}.card__body--flush{padding:0}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:var(--space-4);margin-bottom:var(--space-5)}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:var(--space-5);display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.stat-card__label{font-size:12px;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.04em;font-weight:600}.stat-card__value{font-size:26px;font-weight:700;margin-top:6px}.stat-card__hint{font-size:12px;color:var(--color-text-muted);margin-top:4px}.stat-card__icon{width:46px;height:46px;border-radius:var(--radius-md);display:grid;place-items:center;font-size:20px;flex:none;background:#5b73e81f;color:var(--color-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);border:1px solid transparent;border-radius:var(--radius-sm);padding:9px 16px;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s,opacity .15s;white-space:nowrap;line-height:1}.btn:disabled{opacity:.6;cursor:not-allowed}.btn--sm{padding:6px 10px;font-size:12px}.btn--block{width:100%}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn--secondary{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border)}.btn--secondary:hover:not(:disabled){background:var(--color-bg)}.btn--success{background:var(--color-success);color:#fff}.btn--success:hover:not(:disabled){filter:brightness(.95)}.btn--danger{background:var(--color-danger);color:#fff}.btn--danger:hover:not(:disabled){filter:brightness(.95)}.btn--ghost{background:transparent;color:var(--color-primary)}.btn--ghost:hover:not(:disabled){background:#5b73e814}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600;text-transform:capitalize;line-height:1.4}.badge--default{background:#98a6ad26;color:var(--color-text-muted)}.badge--success{background:#1abc9c26;color:var(--color-success)}.badge--warning{background:#f7b84b2e;color:#c8881d}.badge--danger{background:#f1556c26;color:var(--color-danger)}.badge--info{background:#4fc6e126;color:#1f9cba}.badge--primary{background:#5b73e826;color:var(--color-primary)}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:13px}.table th{text-align:left;padding:var(--space-3) var(--space-5);color:var(--color-text-muted);font-weight:600;text-transform:uppercase;font-size:11px;letter-spacing:.04em;border-bottom:1px solid var(--color-border);background:#fafbfc;white-space:nowrap}.table td{padding:var(--space-3) var(--space-5);border-bottom:1px solid var(--color-border);vertical-align:middle}.table tbody tr:last-child td{border-bottom:none}.table tbody tr:hover{background:#fafbfc}.table__state{padding:var(--space-6);text-align:center;color:var(--color-text-muted)}.form-field{margin-bottom:var(--space-4)}.form-field__label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}.form-field__required{color:var(--color-danger);margin-left:2px}.form-field__control,.input,.select,.textarea{width:100%;padding:9px 12px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);transition:border-color .15s,box-shadow .15s}.input:focus,.select:focus,.textarea:focus,.form-field__control:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #5b73e826}.textarea{resize:vertical;min-height:90px;font-family:SFMono-Regular,ui-monospace,Menlo,monospace;font-size:12px}.form-field--error .input,.form-field--error .select,.form-field--error .textarea{border-color:var(--color-danger)}.form-field__error{color:var(--color-danger);font-size:12px;margin-top:6px}.form-field__hint{color:var(--color-text-muted);font-size:12px;margin-top:6px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.form-checkbox{display:flex;align-items:center;gap:var(--space-2);font-size:13px;font-weight:500}.form-checkbox input{width:16px;height:16px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#2125388c;display:flex;align-items:flex-start;justify-content:center;padding:56px var(--space-4) var(--space-4);z-index:100;overflow-y:auto}.modal{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:520px;animation:modal-in .15s ease-out}.modal--lg{max-width:680px}@keyframes modal-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.modal__header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-border)}.modal__title{font-size:16px;font-weight:600}.modal__close{background:none;border:none;font-size:20px;line-height:1;cursor:pointer;color:var(--color-text-muted);padding:4px}.modal__close:hover{color:var(--color-text)}.modal__body{padding:var(--space-5)}.modal__footer{padding:var(--space-4) var(--space-5);border-top:1px solid var(--color-border);display:flex;justify-content:flex-end;gap:var(--space-2)}.spinner{display:inline-block;border-radius:50%;border:2.5px solid rgba(91,115,232,.25);border-top-color:var(--color-primary);animation:spin .7s linear infinite}.spinner--center{display:block;margin:var(--space-6) auto}@keyframes spin{to{transform:rotate(360deg)}}.pagination{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-3) var(--space-5);border-top:1px solid var(--color-border);flex-wrap:wrap}.pagination__info{font-size:13px;color:var(--color-text-muted)}.pagination__controls{display:flex;align-items:center;gap:var(--space-2)}.pagination__page{font-size:13px;font-weight:600}.toolbar{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap;padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-border)}.toolbar__search{flex:1;min-width:200px}.toolbar__select{min-width:160px}.row-actions{display:flex;gap:var(--space-2);justify-content:flex-end;flex-wrap:wrap}.muted{color:var(--color-text-muted)}.mono{font-family:SFMono-Regular,ui-monospace,Menlo,monospace;font-size:12px}.stack{display:flex;flex-direction:column;gap:var(--space-4)}.alert{padding:var(--space-3) var(--space-4);border-radius:var(--radius-sm);font-size:13px;margin-bottom:var(--space-4)}.alert--error{background:#f1556c1a;color:var(--color-danger);border:1px solid rgba(241,85,108,.25)}.alert--info{background:#4fc6e11a;color:#1f9cba;border:1px solid rgba(79,198,225,.25)}.card--danger{border-color:#f1556c66;margin-top:var(--space-5)}.card--danger .card__header{border-bottom-color:#f1556c40}.card--danger .card__title{color:var(--color-danger)}.danger-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) 0}.danger-row+.danger-row{border-top:1px solid var(--color-border)}.danger-row__title{font-weight:600;margin-bottom:2px}.auth-screen{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#2b3247,#3a4566);padding:var(--space-4)}.auth-card{width:100%;max-width:400px;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--space-6)}.auth-card__brand{display:flex;align-items:center;gap:var(--space-2);justify-content:center;font-size:20px;font-weight:700;margin-bottom:var(--space-2)}.auth-card__subtitle{text-align:center;color:var(--color-text-muted);font-size:13px;margin-bottom:var(--space-5)}.detail-grid{display:grid;grid-template-columns:2fr 1fr;gap:var(--space-5);align-items:start}@media(max-width:880px){.detail-grid,.form-row{grid-template-columns:1fr}}.kv{display:grid;grid-template-columns:140px 1fr;gap:var(--space-2) var(--space-4);font-size:13px}.kv__key{color:var(--color-text-muted);font-weight:500}.kv__value{font-weight:500;word-break:break-word}.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-4)}.plan-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:var(--space-5);display:flex;flex-direction:column;gap:var(--space-3)}.plan-card__name{font-size:17px;font-weight:700}.plan-card__price{font-size:28px;font-weight:700}.plan-card__price span{font-size:13px;color:var(--color-text-muted);font-weight:500}.plan-card__features{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px;font-size:13px}.plan-card__features li:before{content:"✓";color:var(--color-success);font-weight:700;margin-right:8px}.plan-card__footer{margin-top:auto;display:flex;gap:var(--space-2);align-items:center}.bar-row{display:grid;grid-template-columns:160px 1fr 70px;align-items:center;gap:var(--space-3);margin-bottom:var(--space-3)}.bar-row__label{font-size:13px;font-weight:500}.bar-track{height:12px;background:var(--color-bg);border-radius:999px;overflow:hidden}.bar-fill{height:100%;border-radius:999px;background:var(--color-primary);transition:width .4s ease}.bar-row__value{font-size:13px;font-weight:600;text-align:right}.token-box{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--space-3);font-family:SFMono-Regular,ui-monospace,Menlo,monospace;font-size:12px;word-break:break-all;max-height:140px;overflow-y:auto}