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2rem;text-align:center}.empty-announcements .empty-icon{display:block;font-size:3rem;margin-bottom:1rem}.empty-announcements p{font-size:1rem;margin:0}.app-shell.with-sidebar{display:flex;min-height:100vh}.app-shell.with-sidebar .app-main{flex:1 1;margin-left:260px;min-height:100vh;transition:margin-left .3s cubic-bezier(.4,0,.2,1)}.app-shell.with-sidebar.sidebar-collapsed .app-main{margin-left:70px}.app-shell.with-sidebar .app-container{margin:0 auto;max-width:1400px;padding:2rem;width:100%}.app-shell.public{display:flex;flex-direction:column;min-height:100vh}.app-shell.public .app-container{display:flex;flex:1 1;flex-direction:column}.mobile-header{align-items:center;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);background:#fffffff2;border-bottom:1px solid #e5e7eb;box-shadow:0 1px 3px #0000000d;display:none;height:60px;justify-content:space-between;left:0;padding:0 1rem;position:fixed;right:0;top:0;z-index:997}.mobile-menu-btn{align-items:center;background:none;border:none;border-radius:8px;color:#374151;cursor:pointer;display:flex;font-size:1.5rem;justify-content:center;padding:.5rem;transition:background .2s}.mobile-menu-btn:hover{background:#f3f4f6}.mobile-brand{align-items:center;display:flex;font-size:1.25rem;font-weight:700;gap:.5rem;text-decoration:none}.mobile-brand .brand-icon{font-size:1.5rem}.mobile-brand .brand-text{-webkit-text-fill-color:#0000;background:linear-gradient(135deg,#3b82f6,#10b981);-webkit-background-clip:text;background-clip:text}.mobile-header-spacer{width:44px}@media (min-width:769px) and (max-width:1024px){.app-shell.with-sidebar .app-main{margin-left:70px}.app-shell.with-sidebar .app-main:has(~.sidebar:hover){margin-left:260px}}@media (max-width:768px){.mobile-header{display:flex}.app-shell.with-sidebar .app-main{margin-left:0;padding-top:60px}.app-shell.with-sidebar .app-container{padding:1rem}.app-header{display:none}}.app-shell.with-sidebar .app-header{display:none}@media (max-width:768px){.dashboard-page .page-header h1{font-size:1.75rem}.profile-hero-content{align-items:center;flex-direction:column;padding:0 1.5rem 1.5rem;text-align:center}.profile-hero-info{padding-top:1rem}.profile-cards-grid{grid-template-columns:1fr}.auth-card,.card{padding:1.5rem}}
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