:root{--dashboard-surface:rgba(255,255,255,0.06);--dashboard-surface-strong:rgba(255,255,255,0.1);--dashboard-shadow:0 24px 80px rgba(15,23,42,0.28);}body{background:radial-gradient(circle at top left,rgba(59,130,246,0.16),transparent 30%),radial-gradient(circle at top right,rgba(99,102,241,0.12),transparent 26%),linear-gradient(180deg,#09111f 0%,#0a0e17 45%,#070b13 100%);}body.light-theme{background:radial-gradient(circle at top left,rgba(37,99,235,0.08),transparent 28%),radial-gradient(circle at top right,rgba(14,165,233,0.06),transparent 24%),linear-gradient(180deg,#f8fafc 0%,#eff4fb 100%);}.app-sidebar{box-shadow:18px 0 48px rgba(0,0,0,0.26);}.sidebar-logo{background:linear-gradient(135deg,rgba(59,130,246,0.12),transparent);}.sidebar-logo h1{letter-spacing:0.2px;}.sidebar-menu{padding-bottom:28px;}.menu-item{position:relative;overflow:hidden;}.menu-item::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(59,130,246,0.14),transparent 70%);opacity:0;transition:opacity 0.25s ease;}.menu-item:hover,.menu-item.active{transform:translateX(3px);}.menu-item:hover::before,.menu-item.active::before{opacity:1;}.app-header{background:linear-gradient(180deg,rgba(255,255,255,0.08),rgba(255,255,255,0.02)),var(--bg-secondary);}.search-bar input{box-shadow:inset 0 1px 0 rgba(255,255,255,0.04);}.tool-container{background:linear-gradient(180deg,rgba(255,255,255,0.08),rgba(255,255,255,0.03)),var(--bg-secondary);box-shadow:var(--dashboard-shadow);border-color:rgba(255,255,255,0.10);position:relative;overflow:hidden;}.tool-container::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top right,rgba(59,130,246,0.14),transparent 28%),radial-gradient(circle at bottom left,rgba(16,185,129,0.08),transparent 24%);pointer-events:none;}.tool-header{padding-bottom:18px;position:relative;z-index:1;}.tool-title{letter-spacing:-0.02em;}.tool-description{max-width:680px;line-height:1.6;}.premium-settings-panel{border-color:rgba(59,130,246,0.16) !important;box-shadow:0 16px 44px rgba(15,23,42,0.08);}.premium-settings-panel .form-control{background:rgba(15,23,42,0.05);}.premium-settings-panel .btn,.premium-settings-panel .btn-sm{box-shadow:none;}.premium-settings-panel .btn-primary{background:linear-gradient(135deg,#2563eb,#4f46e5);}.premium-settings-panel .btn-secondary{background:rgba(255,255,255,0.24);}.tool-container .btn,.tool-container .action-btn{backdrop-filter:blur(8px);}.sidebar-ad-card{background:linear-gradient(180deg,rgba(255,255,255,0.06),rgba(255,255,255,0.03)) !important;box-shadow:inset 0 1px 0 rgba(255,255,255,0.04);}.btn-back-home{background:linear-gradient(135deg,rgba(59,130,246,0.14),rgba(99,102,241,0.08));border-color:rgba(59,130,246,0.22);}.btn-back-home:hover{box-shadow:0 12px 30px rgba(59,130,246,0.18);transform:translateY(-1px);}.toast-notification{border-width:1px;}@media (min-width:1025px){.app-content{padding-top:36px;padding-bottom:42px;}}