@supports (padding:env(safe-area-inset-bottom)){.mobile-menu-toggle{bottom:calc(16px + env(safe-area-inset-bottom))}.app-header{padding-left:calc(10px + env(safe-area-inset-left));padding-right:calc(10px + env(safe-area-inset-right))}.tab-nav{padding-bottom:env(safe-area-inset-bottom)}}@media (max-width:1024px){.app-header{padding:0 var(--space-md, 12px);gap:8px;height:56px}body{padding-top:56px}.tab-nav{position:fixed;left:0;top:0;bottom:0;width:280px;transform:translateX(-100%);transition:transform .3s ease;z-index:1000;overflow-y:auto;-webkit-overflow-scrolling:touch;padding-top:64px;box-shadow:4px 0 20px rgba(0,0,0,.3)}.tab-nav.open{transform:translateX(0)}.main-wrap,.main-wrap.dashboard{margin-left:0!important;width:100%!important;max-width:100%!important;padding:var(--space-md, 12px)}.mobile-menu-close,.mobile-menu-toggle{display:flex!important;align-items:center;gap:8px;border:0;font-size:14px;cursor:pointer}.mobile-menu-toggle{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);padding:12px 24px;background:var(--accent, #6C8CFF);color:#fff;border-radius:30px;font-weight:600;z-index:1100;box-shadow:0 4px 20px rgba(108,140,255,.4);transition:all .2s ease}.mobile-menu-toggle:active,.mobile-menu-toggle:hover{transform:translateX(-50%) scale(1.05);box-shadow:0 6px 25px rgba(108,140,255,.5)}.mobile-menu-close{justify-content:center;padding:14px;margin:0;background:var(--surface-elevated, rgba(255,255,255,0.05));border-bottom:1px solid var(--border, rgba(255,255,255,0.1));color:var(--text-primary, #fff);font-weight:500;width:100%}.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:999;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.sidebar-overlay.visible{display:block}.sidebar-toggle-btn{display:none!important}.download-text,.search-shortcut,.theme-label{display:none}.header-quick-tabs{display:none!important}.settings-menu-dropdown{position:fixed;top:56px;right:8px;left:auto;max-width:calc(100vw - 16px);z-index:2000}.cards-grid,.dashboard-grid,.tools-grid{grid-template-columns:repeat(2,1fr)!important;gap:12px}.tab-content,.tab-panel,[id$=-tab]{padding:var(--space-md, 12px)}}@media (max-width:768px){.app-header{padding:0 10px;gap:6px;height:52px}body{padding-top:52px}.brand-text .name{font-size:14px!important}.brand-text .sub{display:none}.logo{width:28px!important;height:28px!important}.brand{gap:8px}.user-display{max-width:80px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.app-header .btn,.global-search-trigger,.settings-menu-btn,.theme-toggle-btn{padding:6px 8px!important;font-size:12px;min-width:auto}.btn-download-app .download-text{display:none}.btn-download-app{padding:6px 8px!important}.tab-nav{width:85vw;max-width:320px}.mobile-menu-toggle{padding:10px 20px;font-size:13px;bottom:16px}.cards-grid,.dashboard-grid,.tools-grid{grid-template-columns:1fr!important;gap:10px}.form-control,.form-input,input[type=email],input[type=number],input[type=search],input[type=text],input[type=url],select,textarea{width:100%!important;max-width:100%!important;box-sizing:border-box;font-size:16px!important}.btn-generate,.btn-primary,.generate-btn,[class*=analyze-btn],[class*=submit-btn]{width:100%;max-width:100%;box-sizing:border-box}table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}.analysis-results,.brief-output,.output-panel,.result-container,.results-panel,code,pre{max-width:100%;overflow-x:auto;word-wrap:break-word;overflow-wrap:break-word}.search-modal-content{width:95vw!important;max-width:95vw!important;margin:10px auto;max-height:80vh}.global-search-input{font-size:16px!important}.stat-cards,.stats-grid{grid-template-columns:repeat(2,1fr)!important;gap:8px}.chart-container,canvas{max-width:100%!important;height:auto!important}.dialog-content,.modal-content,[class*=modal-body]{width:95vw!important;max-width:95vw!important;margin:10px auto;max-height:85vh;overflow-y:auto}.action-bar,.flex-row,.form-row,.input-group{flex-direction:column!important;gap:8px}.announcement-bar{font-size:12px;padding:6px 10px}.desktop-app-banner{display:none!important}}@media (max-width:480px){.app-header{padding:0 8px;gap:4px;height:48px}body{padding-top:48px}.brand-text .name{font-size:13px!important;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.logo{width:24px!important;height:24px!important}.brand{gap:6px}#logoutBtn,.user-display{display:none!important}.tab-nav{width:100vw;max-width:100vw}.mobile-menu-toggle{padding:8px 16px;font-size:12px;bottom:12px;border-radius:24px}.stat-cards,.stats-grid{grid-template-columns:1fr!important}.tab-content,.tab-panel,[id$=-tab]{padding:8px}.main-wrap,.main-wrap.dashboard{padding:8px!important}.section-title,h1{font-size:20px!important}.subsection-title,h2{font-size:17px!important}h3{font-size:15px!important}}@media (max-width:768px) and (orientation:landscape){.app-header{height:44px}body{padding-top:44px}.tab-nav{padding-top:48px}.mobile-menu-toggle{bottom:8px;padding:8px 16px}}@media (hover:none) and (pointer:coarse){.help-menu-item,.nav-category-header,.settings-menu-item,.tab-btn{min-height:44px;padding-top:10px;padding-bottom:10px}.nav-category-items .tab-btn{padding:12px 16px}.btn,[role=button],button{-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.main-wrap,.tab-nav,.tab-panel{-webkit-overflow-scrolling:touch}}