.dashboard-sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);z-index:100;border-right:1px solid var(--sidebar-border);flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-brand{border-bottom:1px solid var(--sidebar-border);align-items:center;gap:12px;margin-bottom:8px;padding:20px 20px 18px;display:flex}.sidebar-brand-logo{object-fit:contain;border-radius:12px;width:52px;height:52px}.sidebar-brand-name{font-family:var(--font-display);letter-spacing:-.02em;align-items:baseline;gap:0;font-size:1.3rem;font-weight:900;line-height:1;display:inline-flex}.sidebar-brand-left{color:#fff}.sidebar-brand-right{color:var(--brand-yellow)}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:8px 12px;display:flex}.sidebar-nav-divider{background:var(--sidebar-border);height:1px;margin:6px 16px}.sidebar-nav-item{color:var(--sidebar-text);font-family:var(--font-display);transition:background var(--transition-base), color var(--transition-base);border-radius:8px;align-items:center;gap:12px;padding:10px 16px;font-size:.9375rem;font-weight:600;line-height:1.3;text-decoration:none;display:flex}.sidebar-nav-item:hover{color:#e2e8f0;background:#ffffff0d}.sidebar-nav-item.is-active{color:var(--sidebar-text-active);background:var(--sidebar-active)}.sidebar-nav-item:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.dashboard-topbar{top:0;left:var(--sidebar-width);background:var(--card-bg);border-bottom:1px solid var(--card-border);z-index:150;justify-content:space-between;align-items:center;gap:16px;height:56px;padding:0 24px;display:flex;position:fixed;right:0}.topbar-title{font-family:var(--font-display);color:var(--heading-text);letter-spacing:-.01em;white-space:nowrap;flex-shrink:0;font-size:1.1rem;font-weight:700}.topbar-search{flex:1;align-items:center;min-width:0;max-width:480px;display:flex;position:relative}.topbar-search-icon{width:16px;height:16px;color:var(--muted-text);pointer-events:none;position:absolute;left:12px}.topbar-search-input{border:1px solid var(--card-border);width:100%;height:36px;color:var(--body-text);background:var(--nested-bg);transition:border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);border-radius:8px;outline:none;padding:0 36px;font-family:inherit;font-size:.82rem}.topbar-search-input:focus{border-color:var(--accent);background:var(--card-bg);box-shadow:0 0 0 3px #2563eb1a}.topbar-search-input::placeholder{color:var(--muted-text)}.topbar-search-kbd{border:1px solid 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4px;font-size:.62rem;font-weight:700;line-height:16px;position:absolute;top:2px;right:2px}.topbar-user-menu{position:relative}.topbar-avatar-btn{cursor:pointer;width:40px;height:40px;transition:opacity var(--transition-fast);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex}.topbar-avatar-btn:hover{opacity:.85}.topbar-avatar{object-fit:cover;border:2px solid var(--card-border);width:34px;height:34px;transition:border-color var(--transition-base);border-radius:50%}.topbar-avatar-btn:hover .topbar-avatar,.topbar-avatar-btn[aria-expanded=true] .topbar-avatar{border-color:var(--accent)}.topbar-avatar-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.topbar-dropdown{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card);min-width:220px;box-shadow:var(--shadow-dropdown);z-index:300;animation:.15s ease-out dropdown-in;position:absolute;top:calc(100% + 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#070e2440}.login-card--register{max-width:420px}.login-logo{object-fit:contain;border-radius:14px;width:80px;height:80px;margin-bottom:16px}.login-brand{font-family:var(--font-display);letter-spacing:-.02em;margin-bottom:0;font-size:1.8rem;font-weight:900}.login-brand--login{margin-bottom:28px}.login-brand-left{color:var(--heading-text)}.login-brand-right{color:var(--brand-yellow)}.login-subtitle{color:var(--muted-text);margin-bottom:28px;font-size:.85rem}.login-error{background:var(--danger-bg);border:1px solid var(--danger-border);color:#b91c1c;border-radius:var(--radius-btn);text-align:left;margin-bottom:16px;padding:10px 14px;font-size:.85rem}.login-field{text-align:left;flex-direction:column;gap:4px;margin-bottom:16px;display:flex}.login-field span{color:var(--body-text);font-size:.82rem;font-weight:600}.login-field .input{width:100%}.login-field .input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4f67f31f}.login-btn{width:100%;height:44px;margin-top:8px;font-size:.95rem}.login-footer-link{text-align:center;color:var(--muted-text);margin-top:20px;font-size:.82rem}.login-link-btn{color:var(--accent);font-weight:600;font-size:inherit;cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;text-decoration:underline}.login-link-btn:hover{color:var(--accent-hover)}.login-field-hint{color:var(--muted-text);margin-top:2px;font-size:.75rem}.login-lang{justify-content:center;gap:6px;margin-top:20px;display:flex}:root{--sidebar-width:280px;--sidebar-width-collapsed:64px;--content-max-width:1400px;--sidebar-bg:#000;--sidebar-active:#1a1a1a;--sidebar-text:#8899b4;--sidebar-text-active:#fff;--sidebar-border:#1a1a1a;--page-bg:#f8fafc;--card-bg:#fff;--card-border:#e2e8f0;--card-border-strong:#cbd5e1;--nested-bg:#f1f5f9;--heading-text:#0f172a;--body-text:#334155;--muted-text:#64748b;--accent:#4f67f3;--accent-hover:#3048d7;--accent-active:#2538b8;--accent-bg:#4f67f314;--brand-yellow:#f7d320;--coach-accent:#7c3aed;--success:#0fb36a;--success-bg:#ecfdf5;--success-border:#bbf7d0;--warning:#d99b00;--warning-bg:#fffbeb;--warning-border:#fde68a;--danger:#e2475f;--danger-bg:#fef2f2;--danger-border:#fecaca;--info-bg:#eff6ff;--info-border:#bfdbfe;--band-rookie:#94a3b8;--band-amateur:#22c55e;--band-intermediate:#3b82f6;--band-advanced:#a855f7;--band-pro:#f97316;--band-elite:#ef4444;--radius-card:12px;--radius-btn:8px;--radius-badge:6px;--radius-input:8px;--shadow-card:0 1px 3px #0000000a, 0 1px 2px #0000000f;--shadow-card-hover:0 4px 12px #00000014;--shadow-dropdown:0 8px 24px #0000001f;--transition-fast:.1s cubic-bezier(.4, 0, .2, 1);--transition-base:.15s cubic-bezier(.4, 0, .2, 1);--transition-slow:.3s cubic-bezier(.4, 0, .2, 1);--font-body:"Inter", system-ui, -apple-system, sans-serif;--font-display:"Rajdhani", "Barlow", system-ui, sans-serif;--font-mono:"JetBrains Mono", "SF Mono", "Fira Code", 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