:root{--c-bg-app:#13141f;--c-bg-content:#1a1b2e;--c-bg-card:#252638;--c-bg-card-alt:#2a2b42;--c-bg-hover:#2d2e48;--c-bg-input:#1e1f33;--c-bg-active:rgba(233,30,140,.14);--c-accent:#e91e8c;--c-accent-hover:#f03da0;--c-accent-dim:rgba(233,30,140,.25);--c-accent-faint:rgba(233,30,140,.08);--c-text-primary:#f0f0ff;--c-text-secondary:#a0a0c0;--c-text-muted:#6a6a8a;--c-text-accent:#e91e8c;--c-text-on-accent:#fff;--c-border:#2a2b45;--c-border-focus:#e91e8c;--c-separator:#252638;--c-success:#22c55e;--c-error:#ef4444;--c-warning:#f59e0b;--c-info:#3b82f6;--gradient-logo:linear-gradient(135deg,#e91e8c,#9c27b0);--gradient-accent:linear-gradient(135deg,#e91e8c,#b91c75);--shadow-sm:0 2px 8px rgba(0,0,0,.35);--shadow-md:0 4px 20px rgba(0,0,0,.45);--shadow-lg:0 8px 32px rgba(0,0,0,.55);--sidebar-w:220px;--r-sm:6px;--r-md:10px;--r-lg:16px;--r-xl:20px;--r-full:9999px;--t-fast:0.12s ease;--t-normal:0.22s ease;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--font-mono:"SF Mono","Fira Code","Cascadia Code",Consolas,monospace;--c-bg:var(--c-bg-app);--c-surface:var(--c-bg-card);--c-surface-2:var(--c-bg-card-alt);--c-text:var(--c-text-primary);--c-danger:var(--c-error);--radius:var(--r-md);--radius-lg:var(--r-lg);--font:var(--font-sans)}[data-theme=light]{--c-bg-app:#eaeaf0;--c-bg-content:#f4f4f8;--c-bg-card:#fff;--c-bg-card-alt:#f8f8fd;--c-bg-hover:#f0f0f8;--c-bg-input:#fff;--c-bg-active:rgba(233,30,140,.08);--c-text-primary:#1a1b2e;--c-text-secondary:#4a4a6a;--c-text-muted:#88a;--c-border:#d8d8ea;--c-border-focus:#e91e8c;--c-separator:#e8e8f2;--shadow-sm:0 2px 8px rgba(0,0,0,.08);--shadow-md:0 4px 20px rgba(0,0,0,.1);--shadow-lg:0 8px 32px rgba(0,0,0,.12)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{height:100%}body,html{font-size:14px}body{min-height:100vh;font-family:var(--font-sans);background:var(--c-bg-app);color:var(--c-text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--c-accent)}a,a:hover{text-decoration:none}:focus-visible{outline:2px solid var(--c-border-focus);outline-offset:2px;border-radius:var(--r-sm)}input,select,textarea{background:var(--c-bg-input);border:1px solid var(--c-border);border-radius:var(--r-md);color:var(--c-text-primary);padding:9px 13px;font-size:14px;font-family:var(--font-sans);outline:none;width:100%;transition:border-color var(--t-fast),box-shadow var(--t-fast)}input:focus,select:focus,textarea:focus{border-color:var(--c-border-focus);box-shadow:0 0 0 3px var(--c-accent-faint)}input::placeholder,textarea::placeholder{color:var(--c-text-muted)}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 18px;border-radius:var(--r-full);border:none;font-size:13px;font-family:var(--font-sans);font-weight:600;cursor:pointer;transition:background var(--t-fast),transform var(--t-fast),opacity var(--t-fast);white-space:nowrap}.btn:active:not(:disabled),button:active:not(:disabled){transform:scale(.97)}.btn:disabled,button:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--gradient-accent);color:#fff;box-shadow:0 2px 10px var(--c-accent-dim)}.btn-primary:hover:not(:disabled){background:var(--c-accent-hover);box-shadow:0 4px 16px var(--c-accent-dim)}.btn-secondary{background:var(--c-bg-card-alt);color:var(--c-text-primary);border:1px solid var(--c-border)}.btn-secondary:hover:not(:disabled){background:var(--c-bg-hover)}.btn-success{background:var(--c-success);color:#fff;opacity:.92}.btn-success:hover:not(:disabled){opacity:1}.card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow-sm)}.label{display:block;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--c-text-secondary);margin-bottom:6px}.alert,.form-group{margin-bottom:16px}.alert{padding:12px 16px;border-radius:var(--r-md);font-size:13px}.alert-error{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.25);color:#f87171}.alert-success{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.25);color:#4ade80}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--c-bg-app);display:flex;flex-direction:column;border-right:1px solid var(--c-border);flex-shrink:0;height:100vh;position:-webkit-sticky;position:sticky;top:0}.sidebar-header{padding:16px 16px 8px}.logo-row{display:flex;align-items:center;gap:10px}.logo-img{width:36px;height:36px;border-radius:10px;flex-shrink:0;object-fit:contain;box-shadow:0 2px 12px var(--c-accent-dim)}.logo-text{display:flex;flex-direction:column}.logo-name{font-size:15px;font-weight:700;color:var(--c-text-primary);line-height:1.2;letter-spacing:-.3px}.logo-sub{font-size:9px;font-weight:700;letter-spacing:1.5px;color:var(--c-accent);text-transform:uppercase;margin-top:1px}.sidebar-nav{flex:1 1;padding:12px 10px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.nav-item,.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--r-md);border:none;background:transparent;color:var(--c-text-secondary);font-size:14px;font-family:var(--font-sans);font-weight:500;cursor:pointer;transition:background var(--t-fast),color var(--t-fast);width:100%;text-align:left;text-decoration:none}.nav-item:hover,.nav-link:hover{background:var(--c-bg-hover);color:var(--c-text-primary);text-decoration:none}.nav-item.active,.nav-link.active{background:var(--c-bg-active);color:var(--c-accent);font-weight:600}.nav-item svg,.nav-link svg{width:17px;height:17px;flex-shrink:0}.nav-item span,.nav-link span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-footer{padding:14px 16px;border-top:1px solid var(--c-border);display:flex;flex-direction:column;gap:10px}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.footer-brand-block{display:flex;flex-direction:column;gap:1px;min-width:0}.footer-brand{font-size:11px;color:var(--c-text-muted);font-weight:500}.footer-version{font-size:10px;color:var(--c-text-muted);opacity:.65}.footer-actions{gap:4px}.footer-actions,.theme-btn{display:flex;align-items:center}.theme-btn{width:30px;height:30px;border-radius:var(--r-md);border:1px solid var(--c-border);background:transparent;color:var(--c-text-secondary);cursor:pointer;justify-content:center;padding:0;transition:background var(--t-fast),color var(--t-fast)}.theme-btn:hover{background:var(--c-bg-hover);color:var(--c-text-primary)}.theme-btn svg{width:15px;height:15px}.lang-btn{padding:5px 9px;border-radius:var(--r-sm);border:1px solid var(--c-border);background:transparent;color:var(--c-text-secondary);font-size:12px;font-weight:600;letter-spacing:.5px;cursor:pointer;transition:background var(--t-fast),color var(--t-fast)}.lang-btn:hover{background:var(--c-bg-hover);color:var(--c-text-primary)}.lang-btn.active{background:var(--c-accent-dim);color:var(--c-accent);border-color:var(--c-accent-dim)}.footer-email{font-size:11px;color:var(--c-text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.main-content{flex:1 1;min-width:0;overflow-x:hidden;background:var(--c-bg-content);padding:24px 28px}.page-title{font-size:26px;font-weight:700;color:var(--c-text-primary);letter-spacing:-.5px;line-height:1.2;margin-bottom:20px}.spinner{width:18px;height:18px;border:2px solid var(--c-accent-dim);border-top-color:var(--c-accent);border-radius:50%;animation:spin .7s linear 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