.mentorHeader{position:-webkit-sticky;position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}@media (max-width:1023px){.mentorHeader{background:linear-gradient(135deg,#667eea,#764ba2)}}@media (min-width:1024px){.mentorHeader{background:linear-gradient(135deg,#f5f7fa,#fff);border-bottom:1px solid rgba(0,0,0,.06);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}}.mentorHeaderContainer{max-width:100%;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.mentorHeaderLeft{display:flex;align-items:center;gap:16px;flex:1 1;min-width:0}.mentorHeaderMenuButton{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:none;cursor:pointer;border-radius:12px;transition:all .2s ease;flex-shrink:0}@media (max-width:1023px){.mentorHeaderMenuButton{background:hsla(0,0%,100%,.2);color:#fff}.mentorHeaderMenuButton:hover{background:hsla(0,0%,100%,.3);transform:scale(1.05)}}@media (min-width:1024px){.mentorHeaderMenuButton{background:transparent;color:var(--text-primary)}.mentorHeaderMenuButton:hover{background:var(--bg-gray);transform:scale(1.05)}}.mentorHeaderMenuButton:active{transform:scale(.95)}.mentorHeaderTitle{font-size:20px;font-weight:700;margin:0;letter-spacing:-.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}@media (max-width:1023px){.mentorHeaderTitle{color:#fff}}@media (min-width:1024px){.mentorHeaderTitle{background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800;letter-spacing:-.8px}}.mentorHeaderRight{display:flex;align-items:center;gap:12px;flex-shrink:0}.mentorHeaderUserName{font-size:14px;font-weight:500;white-space:nowrap;display:none}@media (max-width:1023px){.mentorHeaderUserName{color:hsla(0,0%,100%,.9)}}@media (min-width:1024px){.mentorHeaderUserName{color:#4b5563;font-weight:500}}.mentorHeaderLogoutButton{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:none;cursor:pointer;border-radius:12px;transition:all .2s ease}@media (max-width:1023px){.mentorHeaderLogoutButton{background:hsla(0,0%,100%,.2);color:#fff}.mentorHeaderLogoutButton:hover{background:hsla(0,0%,100%,.3);transform:scale(1.05)}}@media (min-width:1024px){.mentorHeaderLogoutButton{background:rgba(239,68,68,.1);color:#ef4444;border:1px solid rgba(239,68,68,.2)}.mentorHeaderLogoutButton:hover{background:rgba(239,68,68,.15);color:#dc2626;border-color:rgba(239,68,68,.3);transform:scale(1.05)}}.mentorHeaderLogoutButton:active{transform:scale(.95)}.mentorHeaderNavMobile{display:flex;flex-direction:column;padding:12px 20px;border-top:1px solid rgba(0,0,0,.05);animation:slideDown .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px rgba(0,0,0,.1);background:hsla(0,0%,100%,.98)}.mentorHeaderNavDesktop{display:none}@media (min-width:1024px){.mentorHeaderNavDesktop{display:flex;flex-direction:row;padding:0;background:transparent;border:none;box-shadow:none;animation:none;gap:8px;flex:1 1;justify-content:flex-start;margin-left:32px}.mentorHeaderNavMobile{display:none}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.mentorHeaderNavItem{display:flex;align-items:center;gap:12px;padding:16px 20px;border:none;background:none;text-align:left;font-size:16px;color:#374151;cursor:pointer;border-radius:12px;transition:all .2s ease;width:100%;font-weight:500}.mentorHeaderNavItem:hover{background:#f3f4f6;color:#111827}@media (max-width:1023px){.mentorHeaderNavItem.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-weight:600}.mentorHeaderNavItem.active:hover{background:linear-gradient(135deg,#5568d3,#6a3f8f)}}@media (min-width:1024px){.mentorHeaderNavItem{color:#6b7280;font-weight:500;position:relative}.mentorHeaderNavItem:hover{background:rgba(102,126,234,.08);color:#667eea}.mentorHeaderNavItem.active{background:linear-gradient(135deg,rgba(102,126,234,.15),rgba(118,75,162,.15));color:#667eea;font-weight:600}.mentorHeaderNavItem.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:60%;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:0 2px 2px 0}.mentorHeaderNavItem.active:hover{background:linear-gradient(135deg,rgba(102,126,234,.2),rgba(118,75,162,.2));color:#5568d3}}@media (min-width:768px){.mentorHeaderContainer{padding:16px 32px}.mentorHeaderTitle{font-size:22px}.mentorHeaderUserName{display:block}}@media (min-width:1024px){.mentorHeaderContainer{max-width:1400px;padding:16px 32px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.mentorHeaderLeft{flex:0 0 auto}.mentorHeaderTitle{font-size:22px;color:var(--text-primary)}.mentorHeaderUserName{font-size:14px;padding:8px 16px;background:hsla(0,0%,100%,.8);border-radius:12px;color:#4b5563;display:block;border:1px solid rgba(0,0,0,.06);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-weight:500}.mentorHeaderMenuButton{display:none}.mentorHeaderNavDesktop .mentorHeaderNavItem{padding:10px 20px;width:auto;color:#6b7280;background:transparent;margin-right:0;border-radius:10px;position:relative}.mentorHeaderNavDesktop .mentorHeaderNavItem:hover{background:rgba(102,126,234,.08);color:#667eea}.mentorHeaderNavDesktop .mentorHeaderNavItem.active{background:linear-gradient(135deg,rgba(102,126,234,.15),rgba(118,75,162,.15));color:#667eea}.mentorHeaderNavDesktop .mentorHeaderNavItem.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:60%;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:0 2px 2px 0}.mentorHeaderNavDesktop .mentorHeaderNavItem.active:hover{background:linear-gradient(135deg,rgba(102,126,234,.2),rgba(118,75,162,.2));color:#5568d3}}