:root{--primary: #6366f1;--primary-hover: #4f46e5;--primary-rgb: 99, 102, 241;--primary-light: #e0e7ff;--primary-dark: #312e81;--bg: #f8fafc;--card-bg: #ffffff;--option-bg: #ffffff;--text-main: #1e293b;--text-muted: #475569;--success: #22c55e;--error: #ef4444;--glass: rgba(255, 255, 255, .8);--border-color: rgba(226, 232, 240, .8);--body-grad-1: #e0e7ff;--body-grad-2: #f8fafc;--body-grad-3: #f1f5f9;--body-grad-4: #f8fafc}.dark{--primary: #818cf8;--primary-hover: #6366f1;--primary-rgb: 129, 140, 248;--primary-light: #e0e7ff;--primary-dark: #312e81;--bg: #0f172a;--card-bg: #1e293b;--option-bg: #1e293b;--text-main: #f1f5f9;--text-muted: #cbd5e1;--glass: rgba(30, 41, 59, .9);--border-color: rgba(51, 65, 85, .8);--body-grad-1: #1e1b4b;--body-grad-2: #0f172a;--body-grad-3: #1e293b;--body-grad-4: #0f172a}#dashboard-modal,#custom-exam-builder-modal{z-index:10000}.modal-content{background:var(--glass, 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center!important;background-size:1rem!important;padding-right:2.5rem!important;cursor:pointer!important;background-color:var(--card-bg)!important;border:1px solid var(--border-color)!important;color:var(--text-main)!important;outline:none!important;transition:all .2s ease!important}select:focus{border-color:var(--primary)!important;box-shadow:0 0 0 3px rgba(var(--primary-rgb),.15)!important}select option{background-color:var(--card-bg)!important;color:var(--text-main)!important;padding:.5rem!important}.option-btn.exam-selected{background:var(--primary-light);border-color:var(--primary)}.dark .option-btn.exam-selected{background:var(--primary-dark)!important}body{font-family:Inter,-apple-system,sans-serif;background:radial-gradient(circle at top left,var(--body-grad-1) 0%,transparent 60%),radial-gradient(circle at bottom right,var(--body-grad-3) 0%,transparent 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#1e293b;--text-main: #f1f5f9;--text-muted: #cbd5e1;--glass: rgba(30, 41, 59, .9);--border-color: rgba(51, 65, 85, .8)}.toggle-switch{position:relative;width:44px;height:24px;background:#cbd5e1;border-radius:9999px;cursor:pointer;transition:all .3s ease}.toggle-switch.active{background:var(--primary)}.toggle-switch:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:all .3s ease;box-shadow:0 2px 4px #0003}.toggle-switch.active:after{left:22px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:20000!important;opacity:0;visibility:hidden;pointer-events:none!important;transition:all .3s 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