:root{--scrollbar-width: calc(100vw - 100%) ;--primary: #047857;--primary-hover: #065f46;--primary-active: #064e3b;--primary-subtle: #ecfdf5;--primary-border: #a7f3d0;--primary-glow: rgba(5, 150, 105, .2);--primary-text: #047857;--control-border: #047857;--indigo: #4f46e5;--indigo-hover: #4338ca;--indigo-subtle: #eef2ff;--indigo-border: #c7d2fe;--indigo-text: #4338ca;--canvas: #f8fafc;--surface: #ffffff;--surface-secondary: #f1f5f9;--surface-tertiary: #e2e8f0;--surface-card: #ffffff;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #64748b;--text-subtle: #94a3b8;--border-light: #f1f5f9;--border-color: #e2e8f0;--border-strong: #cbd5e1;--field-border: #64748b;--success: #10b981;--success-subtle: #d1fae5;--success-text: #065f46;--success-fill: #047857;--warning: #f59e0b;--warning-subtle: #fef3c7;--warning-text: #92400e;--warning-border: #b45309;--danger: #ef4444;--danger-hover: #dc2626;--danger-subtle: #fee2e2;--danger-text: #991b1b;--danger-fill: 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rgba(16, 185, 129, .18);--success-text: #6ee7b7;--warning: #fbbf24;--warning-subtle: rgba(245, 158, 11, .18);--warning-text: #fde68a;--warning-border: #fbbf24;--danger: #f87171;--danger-hover: #ef4444;--danger-subtle: rgba(239, 68, 68, .18);--danger-text: #f87171;--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .4), 0 1px 2px -1px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -2px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -4px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .6), 0 8px 10px -6px rgba(0, 0, 0, .4)}html.dark-mode,html.dark-mode body{color-scheme:dark;--canvas: #090d16;background-color:var(--canvas)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-body);font-size:15px;line-height:1.5;color:var(--text-primary);background-color:var(--canvas);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;display:flex;flex-direction:column;background-color:var(--canvas);color:var(--text-primary);transition:background-color .25s ease,color .25s ease;position:relative;overflow-x:hidden}.hidden{display:none!important}.signup-honeypot{position:absolute!important;left:-9999px!important;top:-9999px!important;width:1px!important;height:1px!important;opacity:0!important;pointer-events:none!important;visibility:hidden!important}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;color:var(--text-primary);line-height:1.25;letter-spacing:-.02em}p{color:var(--text-secondary);font-size:14px;line-height:1.6}a{color:var(--primary-text);text-decoration:none;font-weight:500;transition:color .15s ease}a:hover{color:var(--primary-text);text-decoration:underline}code,kbd,samp,pre{font-family:var(--font-mono)}img{max-width:100%;height:auto;display:block}#offline-banner,#reconnected-banner{position:fixed;top:0;left:0;right:0;z-index:99999;text-align:center;padding:10px 16px;font-size:13px;font-weight:600;letter-spacing:.01em;box-shadow:var(--shadow-md);animation:slideDown .3s ease}#offline-banner{background-color:var(--danger-fill)!important;color:#fff!important}#reconnected-banner{background-color:var(--success-fill)!important;color:#fff!important}@keyframes slideDown{0%{transform:translateY(-100%)}to{transform:translateY(0)}}#theme-toggle-btn{position:fixed!important;bottom:24px!important;right:24px!important;z-index:99999!important;background-color:var(--surface)!important;color:var(--text-primary)!important;border:1px solid var(--field-border)!important;border-radius:var(--radius-full)!important;padding:10px 18px!important;font-size:13px!important;font-weight:600!important;box-shadow:var(--shadow-lg)!important;cursor:pointer!important;display:flex!important;align-items:center!important;gap:8px!important;transition:all .2s ease!important;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}#theme-toggle-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-xl)!important;border-color:var(--control-border);color:var(--primary-text)!important}input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{width:100%;padding:10px 14px;font-family:var(--font-body);font-size:14px;color:var(--text-primary);background-color:var(--surface);border:1px solid var(--field-border);border-radius:var(--radius-md);box-shadow:var(--shadow-xs);transition:border-color .15s ease,box-shadow .15s ease,background-color .15s ease;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--control-border);box-shadow:0 0 0 3px var(--primary-subtle);background-color:var(--surface)}input::placeholder,textarea::placeholder{color:var(--text-muted)}label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;font-family:var(--font-body);font-size:14px;font-weight:600;border-radius:var(--radius-md);border:1.5px solid var(--btn-outline-border);cursor:pointer;transition:background-color .15s ease,border-color .15s ease,color .15s ease;text-decoration:none;background-color:transparent;color:var(--btn-outline-text);box-shadow:none}.exam-setting-toggle,.admin-duration-save,#admin-durations-add-btn{background-color:var(--surface);border:1px solid 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var(--field-border);border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary)}.copy-code-btn:hover{background-color:var(--primary-subtle);color:var(--primary-text);border-color:var(--control-border)}:where(button:hover:not(:disabled),.btn:hover:not(:disabled)){background-color:var(--btn-outline-hover-bg);border-color:var(--btn-outline-border-hover)}button:active,.btn:active{transform:translateY(0)}button:disabled,.btn:disabled{opacity:.55;cursor:not-allowed;transform:none!important;box-shadow:none!important}button:focus-visible,.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid 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0;text-align:left}.signup-error:empty{display:none!important}.success,.success-msg{color:var(--success-text);background-color:var(--success-subtle);border:1px solid var(--success);border-radius:var(--radius-md);padding:8px 12px;font-size:13px;margin:8px 0}.table-box{overflow-x:auto;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin:12px 0}.table-box>table{margin:0;border:none;border-radius:0;background-color:transparent;box-shadow:none}#admin-subjects-list,#admin-durations-list,#results-breakdown,#principal-unused-invites-body,#principal-pending-teachers-body,#principal-approved-teachers-body,#principal-uptake-body,#principal-activity-body,#principal-stragglers-body,#principal-progress-body,#principal-earnings-body,#teacher-uptake-body,#teacher-activity-body,#teacher-stragglers-body,#teacher-progress-body,#affiliate-referrals-list,#affiliate-schools-list{overflow-x:auto}table{width:100%;border-collapse:separate;border-spacing:0;margin:12px 0;font-size:13px;text-align:left;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}th,td{padding:12px 16px;text-align:left;vertical-align:middle;border-bottom:1px solid var(--border-color)}thead th{background-color:var(--surface-secondary);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border-color);white-space:nowrap}th{background-color:var(--surface-secondary);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}tbody td{color:var(--text-primary)}tbody tr:nth-child(2n) td{background-color:var(--surface-secondary)}tbody tr{transition:background-color .15s ease}tbody tr:hover td{background-color:var(--surface-tertiary)}tr:last-child td{border-bottom:none}td.num,.minutes-cell{text-align:right;font-family:var(--font-mono);font-weight:600}#admin-reports-summary-table{width:100%;margin:12px 0;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}#admin-reports-summary-table th{width:45%;padding:10px 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var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border-color)}.card-body{display:flex;flex-direction:column;gap:12px;padding:16px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px}.full-span{grid-column:1 / -1}.lbl{display:block;margin-bottom:4px;font-size:12px;font-weight:600;color:var(--text-secondary)}.input-naira{position:relative;display:flex;align-items:center}.naira-sym{position:absolute;left:10px;z-index:1;font-size:13px;font-weight:700;color:var(--text-muted)}.input-naira input{width:100%;padding-left:26px!important}#admin-code-cash-received{-moz-appearance:none;appearance:none;-webkit-appearance:none;flex:0 0 auto;position:relative;width:34px;height:18px;padding:0;background-color:var(--surface-tertiary);border:1px solid var(--field-border);border-radius:var(--radius-full);cursor:pointer;transition:background-color .15s ease,border-color .15s ease}#admin-code-cash-received:before{content:"";position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background-color:#fff;box-shadow:var(--shadow-xs);transition:transform .15s ease}#admin-code-cash-received:checked{background-color:var(--primary);border-color:var(--primary)}#admin-code-cash-received:checked:before{transform:translate(16px)}#admin-code-cash-received:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-subtle)}#admin-code-cash-received:disabled{opacity:.5;cursor:not-allowed}#admin-code-error:empty{display:none}#admin-code-generate-btn{width:100%;background-color:var(--primary);border-color:var(--primary);color:#fff;font-weight:700}#admin-code-generate-btn:hover:not(:disabled){background-color:var(--primary-hover);border-color:var(--primary-hover)}.admin-tab-panel input[type=text],.admin-tab-panel input[type=email],.admin-tab-panel input[type=password],.admin-tab-panel input[type=number],.admin-tab-panel select,.admin-tab-panel textarea{padding:8px 12px;font-family:var(--font-body);font-size:13px;color:var(--text-primary);background-color:var(--surface);border:1px solid var(--field-border);border-radius:var(--radius-md);box-shadow:none}.admin-tab-panel input:focus,.admin-tab-panel select:focus,.admin-tab-panel textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-subtle);background-color:var(--surface)}#admin-code-output{width:100%;padding:12px 14px;background-color:#0f172a;color:#34d399;font-family:var(--font-mono);font-size:12px;line-height:1.6;border:1px solid #1e293b;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);resize:vertical}#admin-code-output:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-subtle)}@media (max-width: 720px){.form-grid{grid-template-columns:1fr}th,td{padding:10px 12px}}#welcome-screen,#code-screen,#name-screen,#staff-screen,#signup-principal-screen,#signup-teacher-screen,#signup-affiliate-screen,#signup-choice-screen,#check-email-screen,#pending-approval-screen,#pending-teacher-screen,#pending-affiliate-screen,#rejected-screen,#teacher-disabled-screen,#affiliate-student-screen,#affiliate-telegram-screen{max-width:440px;margin:auto;padding:32px 28px;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);text-align:center;display:flex;flex-direction:column;gap:16px}#welcome-screen h2,#code-screen h2,#name-screen h2,#staff-screen h2,#signup-principal-screen h2,#signup-teacher-screen h2,#signup-affiliate-screen h2,#signup-choice-screen h2,#check-email-screen h2,#affiliate-student-screen h2{font-size:26px;color:var(--text-primary);margin-bottom:4px}.welcome-tagline{color:var(--text-secondary);font-size:14px;margin-top:-6px;margin-bottom:12px}#welcome-screen button,#code-screen button,#name-screen button,#staff-screen button,#signup-principal-screen button,#signup-teacher-screen button,#signup-choice-screen button,#signup-affiliate-screen button,#pending-approval-screen button,#pending-teacher-screen button,#rejected-screen button,#teacher-disabled-screen button{width:100%}#subject-picker-screen,#essay-mode-picker-screen,#exam-picker-screen,#mode-picker-screen,#topic-picker-screen{padding:40px 20px;display:flex;justify-content:center;align-items:center;min-height:80vh}.subject-picker-card,.exam-picker-card{max-width:600px;width:100%;margin:0 auto;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:36px 32px;box-shadow:var(--shadow-lg);text-align:center;display:flex;flex-direction:column;gap:12px}.subject-picker-card h2,.exam-picker-card h2{font-size:24px;margin-bottom:8px}.subject-picker-subtitle,.exam-picker-subtitle{color:var(--text-secondary);font-size:14px;margin-bottom:24px}#subject-picker-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px;margin:20px 0}.subject-picker-btn,.exam-picker-btn{background-color:var(--surface);color:var(--text-primary);border:1px solid var(--field-border);border-radius:var(--radius-md);padding:14px 10px;font-size:13px;font-weight:600;cursor:pointer;box-shadow:var(--shadow-xs);transition:all .15s ease;width:100%}.subject-picker-btn:hover,.exam-picker-btn:hover{border-color:var(--control-border);background-color:var(--primary-subtle);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.subject-picker-btn.selected{background-color:var(--primary-subtle)!important;border-color:var(--primary-text)!important;color:var(--primary-text)!important;box-shadow:0 0 0 2px var(--primary-text)!important;font-weight:700}.subject-picker-btn.locked{opacity:.45;cursor:not-allowed;border-style:dashed}.subject-picker-selected{margin:16px 0;font-weight:600;color:var(--primary-text);font-size:14px}#exam-screen,#essay-exam-screen{width:100%;max-width:1000px;margin:0 auto;padding:24px 16px 40px;height:100dvh;min-height:0;overflow-y:auto}#exam-screen header,#essay-exam-screen header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;row-gap:8px;padding:14px 20px;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:16px}#exam-screen header h1,#essay-exam-screen header h1{display:flex;align-items:center;gap:7px;font-size:18px;font-weight:700;color:var(--primary-text)}.exam-logo{display:block;flex:0 0 auto;width:22px;height:22px;border-radius:5px;object-fit:contain}#exam-timer,#essay-timer{font-family:var(--font-mono);font-size:15px;font-weight:700;padding:6px 14px;background-color:var(--surface-secondary);border:1px solid var(--border-color);border-radius:var(--radius-full);color:var(--text-primary);display:flex;align-items:center;gap:6px}#exam-header-info{display:flex;justify-content:center;align-items:center;gap:24px;padding:10px 16px;background-color:var(--surface-secondary);border-radius:var(--radius-md);margin-bottom:0;font-size:13px;font-weight:600;flex:1}@media (max-width: 600px){#exam-header-info{order:2;flex:1 0 100%}}#subject-title{color:var(--primary-text)}#question-number{color:var(--text-secondary)}#question-area{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:28px 24px;box-shadow:var(--shadow-sm);margin-bottom:20px;font-size:16px;line-height:1.6}#question-text{margin-bottom:24px;font-size:18px;line-height:1.6;font-weight:600;color:var(--text-primary)}#options-container{display:flex;flex-direction:column;gap:10px}.option-btn{display:flex;align-items:center;justify-content:flex-start;width:100%;padding:14px 18px;text-align:left;background-color:var(--surface);border:1px solid var(--field-border);border-radius:var(--radius-lg);font-size:15px;font-weight:500;color:var(--text-primary);cursor:pointer;transition:all .15s ease;box-shadow:var(--shadow-xs)}.option-btn:hover{background-color:var(--surface-secondary);border-color:var(--control-border);transform:translate(3px)}.option-btn .katex-display{display:inline-block!important;text-align:left!important;margin:0 0 0 8px!important}.option-btn .katex-display>.katex{text-align:left!important}.option-btn.selected{background-color:var(--primary-subtle)!important;border-color:var(--primary-text)!important;color:var(--primary-text)!important;font-weight:600;box-shadow:0 0 0 2px var(--primary-text)!important}#controls{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}#controls button{flex:1;min-width:120px}#essay-info-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding:12px 18px;background-color:var(--surface-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);margin-bottom:16px;font-size:13px}#essay-subject-title{font-weight:700;color:var(--primary-text)}#essay-mode-label{padding:3px 10px;background-color:var(--indigo);color:#fff;border-radius:var(--radius-full);font-size:12px;font-weight:600}#essay-wpm-display{color:var(--indigo-text);font-weight:700}#essay-word-count{margin-left:auto;color:var(--text-secondary);font-weight:600}#essay-parent-stem{background-color:var(--surface);border-left:4px solid var(--primary);border:1px solid var(--border-color);border-left-width:4px;padding:18px 22px;border-radius:var(--radius-md);margin-bottom:24px;font-size:15px;line-height:1.7;white-space:pre-wrap}.essay-part{margin-bottom:24px;padding:20px;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.essay-part-label{font-weight:700;color:var(--primary-text);font-size:15px;margin-bottom:8px;display:block}.essay-part-prompt{margin-bottom:14px;font-size:15px;line-height:1.6;white-space:pre-wrap}.essay-part-textarea{width:100%;min-height:140px;padding:14px;font-size:15px;line-height:1.6;border:1px solid var(--field-border);border-radius:var(--radius-md);font-family:var(--font-body);resize:vertical}#essay-controls{margin-top:24px;text-align:center}#results-screen{max-width:580px;margin:40px auto;background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:36px 32px;box-shadow:var(--shadow-xl);text-align:center}.results-score{font-size:42px;font-family:var(--font-heading);font-weight:800;color:var(--primary-text);margin:16px 0 8px}.results-percent{font-size:16px;font-weight:700;color:var(--text-secondary);display:inline-block;padding:4px 14px;background-color:var(--surface-secondary);border-radius:var(--radius-full);margin-bottom:20px}.results-summary{font-size:15px;color:var(--text-secondary);margin-bottom:24px}.results-breakdown{margin:24px 0;text-align:left}.results-breakdown h3{font-size:16px;margin-bottom:12px}.results-wrong{text-align:left;margin-top:24px}.results-wrong-subject{font-weight:700;color:var(--primary-text);margin-top:14px}#results-retake-btn,#results-home-btn{width:100%;margin:6px 0}#linked-devices-screen{max-width:560px;margin:40px auto;padding:0 16px}.linked-devices-card{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:32px 28px;box-shadow:var(--shadow-lg)}.linked-devices-subtitle{color:var(--text-secondary);font-size:14px;margin-bottom:20px}#linked-devices-list{margin:16px 0;display:flex;flex-direction:column;gap:10px}.linked-device-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background-color:var(--surface-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md)}.linked-device-badge{font-size:11px;font-weight:700;text-transform:uppercase;padding:3px 8px;background-color:var(--primary-subtle);color:var(--primary-text);border-radius:var(--radius-sm);margin-left:8px}.linked-devices-code-box{background-color:var(--surface-secondary);border:2px dashed var(--primary-border);border-radius:var(--radius-lg);padding:20px;text-align:center;margin:20px 0}.linked-devices-code{font-family:var(--font-mono);font-size:28px;font-weight:800;letter-spacing:.15em;color:var(--primary-text);margin:10px 0}#upgrade-modal{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#000000a6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999}.modal-content{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:32px 28px;max-width:460px;width:90%;box-shadow:var(--shadow-xl);text-align:center}#whatsapp-btn{background-color:#25d366!important;color:#052e16!important;width:100%;margin-top:12px}#principal-screen,#teacher-screen,#affiliate-screen{min-height:100vh;width:100%;flex:1 1 auto;background-color:var(--canvas);display:flex;flex-direction:column}#admin-screen{min-height:100vh;width:100%;background-color:var(--canvas);display:grid;grid-template-columns:260px 1fr;grid-template-rows:auto 1fr}#admin-screen header,#principal-screen header,#teacher-screen header,#affiliate-screen header{grid-column:1 / -1;background-color:var(--surface);border-bottom:1px solid var(--border-color);padding:14px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-xs)}#admin-screen header h1,#principal-screen header h1,#teacher-screen header h1,#affiliate-screen header h1{font-size:20px;font-weight:800;color:var(--text-primary);display:flex;align-items:center;gap:10px}#admin-user-email,#principal-user-email,#teacher-user-email,#affiliate-user-email{font-size:13px;color:var(--text-muted);font-weight:500;margin-left:auto;margin-right:12px}#admin-user-email.user-avatar,#principal-user-email.user-avatar,#teacher-user-email.user-avatar,#affiliate-user-email.user-avatar{color:#fff}#principal-top-strip,#teacher-top-strip{background-color:var(--surface);border-bottom:1px solid var(--border-color);padding:14px 32px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}#principal-school-name,#teacher-school-name{font-size:16px;font-weight:700;color:var(--primary-text);display:flex;align-items:center;gap:8px}#principal-unused-codes{font-size:13px;font-weight:600;padding:4px 12px;background-color:var(--primary-subtle);color:var(--primary-text);border:1px solid var(--control-border);border-radius:var(--radius-full)}#principal-top-strip label,#teacher-top-strip label{margin:0 0 0 auto;font-size:13px;font-weight:600;color:var(--text-secondary)}#principal-top-strip select,#teacher-top-strip select{width:auto;padding:6px 14px;font-size:13px}.principal-section,.teacher-section,.affiliate-section{background-color:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:24px 28px;margin:18px 32px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:16px;transition:box-shadow .2s ease,border-color .2s ease}.principal-section:hover,.teacher-section:hover,.affiliate-section:hover{box-shadow:var(--shadow-md);border-color:var(--border-strong)}.principal-section h2,.teacher-section h2,.affiliate-section h2{font-size:17px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--surface-secondary);padding-bottom:12px;margin:0;letter-spacing:-.01em}#admin-tabs{grid-column:1 / 2;grid-row:2 / 3;display:flex;flex-direction:column;gap:4px;padding:24px 16px;background-color:var(--surface);border-right:1px solid var(--border-color);overflow-y:auto}.admin-tab,.admin-tab-btn{display:flex;justify-content:flex-start;align-items:center;padding:12px 16px;background:transparent;border:none;border-left:3px solid transparent;border-radius:var(--radius-md);font-size:14px;font-weight:600;color:var(--text-muted);cursor:pointer;box-shadow:none;white-space:nowrap;transition:all .15s ease;text-align:left;width:100%}.admin-tab:hover,.admin-tab-btn:hover{color:var(--text-primary);background-color:var(--surface-secondary);border-left-color:var(--border-strong);transform:none}.admin-tab.active,.admin-tab-btn.active{color:var(--primary-text);border-left-color:var(--control-border);background-color:var(--primary-subtle)}.admin-tab-panel{grid-column:2 / 3;grid-row:2 / 3;padding:32px;overflow-y:auto}#admin-school-form{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;margin-bottom:20px;box-shadow:var(--shadow-xs);display:flex;gap:12px;flex-wrap:wrap;align-items:center}#admin-school-form input{max-width:260px}.admin-durations-add{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:18px 20px;margin-bottom:20px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}.admin-subject-toggle{padding:4px 12px;font-size:12px;border-radius:var(--radius-full)}.admin-subject-toggle.on{background-color:var(--success-subtle);color:var(--success-text);border:1px solid var(--success)}.admin-subject-toggle.off{background-color:var(--danger-subtle);color:var(--danger-text);border:1px solid var(--danger)}#principal-codes-actions{display:flex;gap:10px;margin:6px 0}#principal-codes-actions button{background-color:var(--surface);color:var(--text-primary);border:1px solid var(--field-border);font-size:13px;padding:8px 16px}#principal-codes-actions button:hover{background-color:var(--surface-secondary);color:var(--primary-text);border-color:var(--control-border)}#principal-new-code-box{background-color:var(--primary-subtle);border:1px solid var(--primary-border);border-radius:var(--radius-lg);padding:16px 20px;margin-top:14px;display:flex;flex-wrap:wrap;align-items:center;gap:12px}#principal-new-code-header{font-weight:700;color:var(--primary-active);width:100%}#principal-new-code-text{font-family:var(--font-mono);font-size:15px;font-weight:800;letter-spacing:.05em;color:var(--primary-active);background-color:var(--surface);padding:6px 12px;border-radius:var(--radius-sm);border:1px solid var(--primary-border)}#principal-enrolment-output{background-color:var(--primary-subtle);border:1px solid var(--primary-border);border-radius:var(--radius-lg);padding:16px 20px;display:flex;flex-wrap:wrap;align-items:center;gap:12px}#principal-enrolment-output-header{font-weight:700;color:var(--primary-active);width:100%}#principal-enrolment-output-text{font-family:var(--font-mono);font-size:15px;font-weight:800;letter-spacing:.05em;color:var(--primary-active);background-color:var(--surface);padding:6px 12px;border-radius:var(--radius-sm);border:1px solid var(--primary-border)}#principal-teacher-access-row{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background-color:var(--surface-secondary);border-radius:var(--radius-md);margin-bottom:12px}#principal-teacher-access-status{font-weight:600;font-size:14px}#principal-uptake-body,#principal-activity-body,#principal-stragglers-body,#principal-progress-body,#principal-earnings-body,#teacher-uptake-body,#teacher-activity-body,#teacher-stragglers-body,#teacher-progress-body{font-size:14px;line-height:1.6}#teacher-screen header{border-bottom:2px solid var(--indigo-border)}#teacher-screen header h1{color:var(--indigo)}#affiliate-bell-btn{background-color:var(--surface)!important;color:var(--indigo-text)!important;border:1px solid var(--field-border)!important;padding:6px 14px!important;border-radius:var(--radius-full)!important;font-size:12px!important;font-weight:700!important;cursor:pointer!important;box-shadow:var(--shadow-xs)!important}#affiliate-bell-btn:hover{background-color:var(--indigo-subtle)!important;border-color:var(--indigo-border)!important}#affiliate-notifications-panel{background-color:var(--surface-secondary);border:1px solid var(--indigo-border);box-shadow:var(--shadow-md)}#affiliate-code-display,#affiliate-link-display{font-family:var(--font-mono);font-size:13px;background-color:var(--surface-secondary);border:1px solid var(--field-border);font-weight:600;margin:6px 0}#affiliate-total-earned,#affiliate-balance,#affiliate-referral-count,#affiliate-school-count,#affiliate-direct-earned,#affiliate-school-earned{font-weight:700;color:var(--primary-text)}#affiliate-bank-view{background-color:var(--surface-secondary);padding:14px 18px;border-radius:var(--radius-md);border:1px solid var(--border-color);font-size:14px}#affiliate-telegram-status{font-weight:600;font-size:13px;padding:8px 12px;background-color:var(--surface-secondary);border-radius:var(--radius-md)}@media (max-width: 1024px){#admin-screen header,#principal-screen header,#teacher-screen header,#affiliate-screen header,#principal-top-strip,#teacher-top-strip{padding:12px 20px}.principal-section,.teacher-section,.affiliate-section,.admin-tab-panel{margin:14px 20px;padding:20px}}@media (max-width: 768px){#admin-screen header,#principal-screen header,#teacher-screen header,#affiliate-screen header{flex-wrap:wrap;gap:10px}#admin-user-email,#principal-user-email,#teacher-user-email,#affiliate-user-email{order:3;width:100%;margin:4px 0;text-align:left}.principal-section,.teacher-section,.affiliate-section,.admin-tab-panel{margin:10px 12px;padding:16px}#principal-top-strip,#teacher-top-strip{flex-direction:column;align-items:flex-start;gap:10px}#principal-top-strip label,#teacher-top-strip label{margin:0}#subject-picker-grid{grid-template-columns:repeat(2,1fr)}#controls{flex-direction:column}#controls button{width:100%}}@media (max-width: 480px){#welcome-screen,#code-screen,#name-screen,#staff-screen,#signup-principal-screen,#signup-teacher-screen,#signup-affiliate-screen,#signup-choice-screen,#check-email-screen{margin:20px 12px;padding:24px 18px}#theme-toggle-btn{bottom:16px!important;right:16px!important;padding:8px 14px!important;font-size:12px!important}}@media print{body *{visibility:hidden}#principal-section-codes,#principal-section-codes *{visibility:visible}#principal-section-codes{position:absolute;left:0;top:0;width:100%;margin:0;padding:0;border:none;box-shadow:none}#principal-codes-actions,#principal-codes-table button,#theme-toggle-btn{display:none!important}}.crest{display:inline-flex;align-items:center;justify-content:center;font-weight:800}.admin-tag{font-size:10px;font-weight:700;padding:2px 6px;border-radius:9999px;text-transform:uppercase;margin-left:8px}.search-box{position:relative;margin-left:20px;flex:0 1 280px}.search-input{width:100%;padding:8px 12px;font-size:13px;color:var(--text-primary);background-color:var(--surface-secondary);border:1px solid var(--field-border);border-radius:var(--radius-md);box-shadow:none;transition:background-color .15s ease,border-color .15s ease,box-shadow .15s ease}.search-input:focus{background-color:var(--surface);border-color:var(--control-border);box-shadow:0 0 0 3px var(--primary-subtle)}.search-input::placeholder{color:var(--text-muted)}.gateway-pill{display:inline-flex;align-items:center;gap:5px;margin-left:auto;font-size:11px;color:var(--text-secondary);padding:4px 10px;border-radius:9999px;background:var(--surface-secondary);border:1px solid var(--border-color)}.pulse-dot{width:7px;height:7px;border-radius:50%;display:inline-block}.avatar{display:flex;align-items:center;justify-content:center;font-weight:700}.principal-section select,.principal-section input[type=number],.principal-section button,#affiliate-screen button,#affiliate-screen input[type=text]{width:auto!important;max-width:300px;flex:none!important;display:inline-flex}#affiliate-screen #affiliate-copy-code-btn,#affiliate-screen #affiliate-copy-link-btn,#affiliate-screen #affiliate-withdraw-btn{width:auto!important;max-width:max-content!important;align-self:flex-start!important;padding:10px 20px!important}.admin-accordion{background:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);margin-bottom:16px;box-shadow:var(--shadow-sm)}.admin-accordion summary{padding:16px 20px;cursor:pointer;list-style:none;display:flex;align-items:center;-webkit-user-select:none;user-select:none}.admin-accordion summary::-webkit-details-marker{display:none}.admin-accordion summary:before{content:"▶";font-size:10px;margin-right:12px;color:var(--text-muted);transition:transform .2s}.admin-accordion[open] summary:before{transform:rotate(90deg)}.admin-accordion>div{padding:16px 20px 20px;border-top:1px solid var(--border-light)}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}*::-webkit-scrollbar{width:8px;height:8px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background-color:var(--border-strong);border-radius:9999px}*::-webkit-scrollbar-thumb:hover{background-color:var(--text-muted)}@media (max-width: 900px){#admin-screen{grid-template-columns:1fr;grid-template-rows:auto auto 1fr}#admin-tabs{grid-column:1 / -1;grid-row:auto;flex-direction:row;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border-color);padding:12px 16px}.admin-tab-panel{grid-column:1 / -1;grid-row:auto;margin:0;padding:16px}}#admin-add-school-btn,#admin-questions-preview-btn,#admin-questions-list-tbody .row-action-btn{background-color:var(--primary-subtle)!important;color:var(--primary-text)!important;border-color:var(--control-border)!important}#admin-add-school-btn:hover,#admin-questions-preview-btn:hover,#admin-questions-list-tbody .row-action-btn:hover{background-color:var(--primary)!important;color:#fff!important}#admin-users-refresh-btn,#admin-scores-refresh-btn,#admin-questions-filter-search-btn,#admin-affiliates-list .affiliate-view-btn{background-color:var(--indigo-subtle)!important;color:var(--indigo-text)!important;border-color:var(--indigo)!important}#admin-users-refresh-btn:hover,#admin-scores-refresh-btn:hover,#admin-questions-filter-search-btn:hover,#admin-affiliates-list .affiliate-view-btn:hover{background-color:var(--indigo)!important;color:#fff!important}#admin-pending-principals-refresh-btn,#admin-affiliate-review-refresh-btn,#admin-payouts-refresh-btn,#admin-affiliates-refresh-btn,#admin-reports-refresh-btn{background-color:var(--warning-subtle)!important;color:var(--warning-text)!important;border-color:var(--warning-border)!important}#admin-pending-principals-refresh-btn:hover,#admin-affiliate-review-refresh-btn:hover,#admin-payouts-refresh-btn:hover,#admin-affiliates-refresh-btn:hover,#admin-reports-refresh-btn:hover{background-color:var(--warning)!important;color:#000!important}#admin-codes-table .row-action-btn{background-color:var(--danger-subtle)!important;color:var(--danger-text)!important;border-color:var(--danger-fill)!important}#admin-codes-table .row-action-btn:hover{background-color:var(--danger-fill)!important;color:#fff!important}:root{--sidebar-width: 250px;--header-height: 64px;--radius-2xl: 16px;--radius-xl: 12px;--radius-lg: 8px;--radius-full: 9999px;--transition: .2s ease;--bg-surface: #ffffff;--bg-soft: #f1f5f9;--bg-page: #f8fafc;--border-subtle: #e2e8f0;--border-default: #cbd5e1;--text-title: #0f172a;--text-muted: #64748b;--nav-active-bg: #ecfdf5;--nav-active-text: #047857}.dark-mode{--bg-surface: #111827;--bg-soft: #1f293d;--bg-page: #090d16;--border-subtle: #1f293d;--border-default: #334155;--text-title: #f8fafc;--text-muted: #94a3b8;--nav-active-bg: rgba(5, 150, 105, .18);--nav-active-text: #34d399}.app-layout{display:flex;height:100dvh;overflow:hidden}.sidebar{width:var(--sidebar-width);background-color:var(--bg-surface);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;flex-shrink:0;height:100dvh;transition:transform .3s cubic-bezier(.4,0,.2,1),background-color var(--transition),border-color var(--transition);position:relative;z-index:50;overflow:hidden}.sidebar-logo{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;flex-shrink:0;border-bottom:1px solid var(--border-subtle)}.sidebar-logo-img{width:26px;height:26px;flex:0 0 auto;object-fit:contain;border-radius:6px;margin-right:8px;vertical-align:middle}.sidebar-nav{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:2rem}.nav-section{display:flex;flex-direction:column;gap:.5rem}.nav-section-label{font-size:.75rem;font-weight:600;letter-spacing:.05em;color:var(--text-muted);padding:0 .75rem}.nav-items{display:flex;flex-direction:column;gap:.25rem}.nav-item{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500;border-radius:var(--radius-lg);padding:.5rem .75rem;transition:background-color var(--transition),color var(--transition);color:var(--text-muted);width:100%;text-align:left;cursor:pointer;border:none;background:transparent}.nav-item:hover{background-color:var(--bg-soft);color:var(--text-title)}.nav-item.active{background-color:var(--nav-active-bg);color:var(--nav-active-text)}.nav-icon{flex-shrink:0;color:inherit;transition:color var(--transition)}.main-area{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}.main-header{height:var(--header-height);background-color:var(--bg-surface);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;padding:0 1.5rem;gap:1rem;flex-shrink:0}.header-title{display:flex;flex-direction:column;min-width:0}.header-spacer{flex:1}.search-bar{display:flex;align-items:center;gap:.5rem;background-color:var(--bg-soft);border:1px solid var(--border-default);border-radius:var(--radius-full);padding:.375rem 1rem;min-width:200px;max-width:300px}.search-bar input{border:none;background:transparent;outline:none;color:var(--text-title);width:100%;font-size:.875rem}.icon-btn{display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border-radius:var(--radius-lg);color:var(--text-muted);position:relative;cursor:pointer;border:none;background:transparent}.icon-btn:hover{background-color:var(--bg-soft);color:var(--text-title)}.user-menu-btn{display:flex;align-items:center;gap:.5rem;padding:.25rem .5rem;border-radius:var(--radius-lg);cursor:pointer;border:none;background:transparent}.user-menu-btn:hover{background-color:var(--bg-soft)}.user-name{font-size:.875rem;font-weight:500;color:var(--text-title);white-space:nowrap}.content{flex:1;overflow-y:auto;padding:1.5rem;background-color:var(--bg-page)}.kpi-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-2xl);padding:1.5rem}.kpi-icon-wrap{width:3rem;height:3rem;background-color:var(--bg-soft);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;margin-bottom:1rem;color:var(--text-muted)}.kpi-value{font-size:1.875rem;font-weight:700;color:var(--text-title);line-height:1}#admin-tabs{display:flex;flex-direction:column;gap:.25rem;padding:0;background:transparent;border:none;overflow:visible}#admin-tabs .admin-tab{display:flex;align-items:center;justify-content:flex-start;padding:.5rem .75rem;border-radius:var(--radius-lg);font-size:.875rem;font-weight:500;color:var(--text-muted);background:transparent;border:none;width:100%;text-align:left;cursor:pointer;transition:all .2s ease}#admin-tabs .admin-tab:hover{background-color:var(--bg-soft);color:var(--text-title)}#admin-tabs .admin-tab.active{background-color:var(--nav-active-bg);color:var(--nav-active-text)}#admin-screen{display:block;height:100vh;overflow:hidden;background-color:var(--bg-page)}#admin-screen .admin-tab-panel{padding:0;margin:0;overflow:visible;height:auto}.ds-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-2xl);padding:1.5rem;box-shadow:0 1px 3px #0000000d;margin-bottom:1.5rem}.ds-table th{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}#admin-screen,#principal-screen,#teacher-screen,#affiliate-screen{height:100vh;overflow:hidden;display:flex;flex-direction:column}.app-layout{height:100vh;overflow:hidden;display:flex}.main-area{height:100vh;display:flex;flex-direction:column;overflow:hidden}.table-box{overflow-x:auto;width:100%;max-width:100%;border-radius:var(--radius-lg)}.ds-card{overflow:hidden}html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden}#admin-screen,#principal-screen,#teacher-screen,#affiliate-screen{height:100vh;width:100vw;overflow:hidden;display:flex;flex-direction:column}.app-layout{height:100vh;width:100vw;overflow:hidden;display:flex}.main-area{height:100vh;display:flex;flex-direction:column;overflow:hidden;flex:1}.content{flex:1;overflow-y:auto;overflow-x:hidden;padding:1.5rem}.table-box{overflow-x:auto;width:100%;max-width:100%}.ds-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-2xl);padding:1.5rem;box-shadow:0 1px 3px #0000000d;margin-bottom:1.5rem;overflow:hidden}.ds-table{width:100%;border-collapse:collapse}.ds-table th{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-muted);font-size:12px;font-weight:600;text-transform:uppercase}.ds-table td{padding:16px;border-bottom:1px solid var(--border-subtle);color:var(--text-title);font-size:14px}.ds-table tr:last-child td{border-bottom:none}.ds-card .affiliate-section{background:transparent!important;border:none!important;padding:0!important;margin:0!important;box-shadow:none!important}.main-area{width:100%;max-width:100%}.content{width:100%;max-width:100%;flex:1}.table-box{width:100%;overflow-x:auto;display:block}.ds-card table{width:100%;min-width:700px}.search-bar{display:flex;align-items:center;gap:.5rem;background-color:var(--surface-secondary);border:1px solid var(--field-border);border-radius:var(--radius-full);padding:.375rem 1rem;min-width:200px;max-width:300px}.search-bar svg{color:var(--text-muted);flex-shrink:0}.search-bar input{background:none;border:none;outline:none;font-family:inherit;font-size:.875rem;color:var(--text-primary);width:100%}.search-bar input::placeholder{color:var(--text-muted)}.header-actions{display:flex;align-items:center;gap:.5rem}.icon-btn{display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border-radius:var(--radius-lg);color:var(--text-muted);position:relative;transition:background-color .2s ease;background:transparent;border:none;cursor:pointer}.icon-btn:hover{background-color:var(--surface-tertiary)}.user-menu-btn{display:flex;align-items:center;gap:.5rem;padding:.25rem .5rem;border-radius:var(--radius-lg);transition:background-color .2s ease;cursor:pointer;background:transparent;border:none}.user-menu-btn:hover{background-color:var(--surface-tertiary)}.user-avatar{width:2rem;height:2rem;border-radius:50%;object-fit:cover;flex-shrink:0;background-color:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px}.user-name{font-size:.875rem;font-weight:500;color:var(--text-primary);white-space:nowrap}.user-chevron{color:var(--text-muted)}.notif-dot{position:absolute;top:.375rem;right:.375rem;width:.5rem;height:.5rem;background-color:#ef4444;border-radius:50%;border:2px solid var(--surface)}.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-bottom:1.5rem}.kpi-card{background-color:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-2xl);padding:1.5rem}.kpi-icon-wrap{width:3rem;height:3rem;background-color:var(--surface-secondary);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.kpi-icon-wrap svg{color:var(--text-muted)}.kpi-label{font-size:.875rem;color:var(--text-muted);margin-bottom:.375rem}.kpi-value-row{display:flex;align-items:flex-end;gap:.5rem;flex-wrap:wrap}.kpi-value{font-size:1.875rem;font-weight:700;color:var(--text-primary);line-height:1}.kpi-change{display:flex;align-items:center;gap:.125rem;font-size:.75rem;font-weight:600}.kpi-change.positive{color:var(--primary-text)}.kpi-change.negative{color:var(--danger-text)}.kpi-vs{font-size:.75rem;color:var(--text-muted)}.table-box{width:100%;max-width:100%;overflow-x:auto;overflow-y:auto;max-height:60vh;display:block;border-radius:var(--radius-lg);position:relative}.table-box table th{position:sticky;top:0;background-color:var(--surface);z-index:10;box-shadow:0 1px 0 var(--border-subtle)}.icon-btn{background-color:var(--surface-secondary);border:1px solid var(--field-border);box-shadow:none;color:var(--text-secondary);flex-shrink:0}.icon-btn:hover{background-color:var(--surface-tertiary);border-color:var(--control-border);color:var(--text-primary);transform:none;box-shadow:none}.icon-btn:active{transform:none}.icon-btn svg{color:inherit}.admin-tab-panel select,.admin-tab-panel input[type=text],.admin-tab-panel input[type=number]{width:auto;max-width:280px}.admin-durations-add select,.admin-durations-add input{width:auto;flex:0 0 auto;max-width:220px}.admin-durations-add button{width:auto;flex:0 0 auto}#admin-users-school-filter,#admin-users-role-filter,#admin-scores-school-filter,#admin-syllabus-filter-class,#admin-syllabus-filter-term,#admin-syllabus-filter-subject{width:auto;max-width:240px}#admin-users-school-filter,#admin-scores-school-filter{min-width:min(180px,100%)}#theme-toggle-btn{display:none!important;visibility:hidden!important}#admin-subjects-list,#admin-syllabus-list,#admin-durations-list,#results-breakdown{overflow-x:auto;overflow-y:auto;max-height:60vh;display:block;width:100%;border-radius:var(--radius-lg)}#admin-subjects-list>table,#admin-syllabus-list>table,#admin-durations-list>table{min-width:640px}#admin-subjects-list>table th,#admin-syllabus-list>table th,#admin-durations-list>table th{position:sticky;top:0;background-color:var(--surface);z-index:10}#admin-subjects-exam-heading{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin:16px 0 8px}.icon-btn{background-color:var(--surface-secondary)!important;border:1px solid var(--field-border)!important;color:var(--text-primary)!important;border-radius:var(--radius-md)!important;box-shadow:none!important;padding:0!important;display:flex!important;align-items:center!important;justify-content:center!important}.icon-btn:hover{background-color:var(--surface-tertiary)!important;border-color:var(--control-border)!important}.icon-btn[aria-label=Notifications]{display:none!important}.sidebar-logo a{pointer-events:none!important;cursor:default!important;text-decoration:none!important}.user-menu-btn{pointer-events:none!important;cursor:default!important;background:transparent!important}.user-menu-btn:hover{background:transparent!important}.kpi-icon-wrap{display:none!important}#admin-code-output{max-height:400px!important;overflow-y:auto!important;overflow-x:auto!important;display:block!important}#admin-codes-table{max-height:none!important}.table-box{max-height:60vh!important;overflow-y:auto!important;overflow-x:auto!important;display:block!important}.ds-card table{display:table!important;max-height:none!important;overflow:visible!important}#topic-picker-grid .subject-picker-btn{display:block;width:100%;text-align:left;padding:14px 18px;font-size:14px;font-weight:500;margin-bottom:8px}#topic-picker-grid .subject-picker-btn.selected{background-color:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important;font-weight:700;box-shadow:0 0 0 3px var(--primary-glow)!important}#topic-picker-grid .subject-picker-btn.selected:after{content:" ✓";font-weight:700}#welcome-screen.editorial-split{display:grid;grid-template-columns:50% 50%;min-height:100vh;width:100%;margin:0;padding:0;border-radius:0;box-shadow:none;border:none;background:var(--canvas)}.editorial-split .hero{position:relative;background:#092b4b;color:#fff;padding:clamp(32px,5vw,76px);display:flex;flex-direction:column;overflow:hidden}.editorial-split .hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(145deg,transparent 30%,rgba(20,151,111,.13));pointer-events:none}.editorial-split .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.035em;font-size:clamp(14px,1.25vw,18px);position:relative;z-index:3}.editorial-split .brand-logo{width:28px;height:28px;border-radius:8px;object-fit:contain;display:inline-block;flex:0 0 auto}.editorial-split .copy{position:relative;z-index:2;margin-top:clamp(64px,11vh,145px)}.editorial-split .eyebrow{font-size:10px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin:0 0 13px;color:#84e4c1}.editorial-split .headline{font:700 clamp(32px,4.4vw,66px)/.94 Georgia,serif;letter-spacing:-.066em;margin:0;color:#fff}.editorial-split .headline em{font-weight:400;color:#91ebc9}.editorial-split .lead{font-size:clamp(12px,1.15vw,16px);line-height:1.5;margin:19px 0 0;max-width:390px;color:#d2e0e9}.editorial-split .exam-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:27px}.editorial-split .exam-tags span{font-size:9px;font-weight:800;letter-spacing:.09em;padding:7px 10px;border:1px solid rgba(255,255,255,.3);border-radius:999px;color:#fff}.editorial-split .quote{position:absolute;bottom:clamp(28px,4vw,55px);left:clamp(32px,5vw,76px);font:italic 14px Georgia,serif;color:#92d8c1}.editorial-split .visual{position:absolute;left:18%;top:14%;width:45%;height:72%;color:#8ce1c2;pointer-events:none}.editorial-split .orbit{position:absolute;border:1px solid rgba(156,239,207,.25);border-radius:50%}.editorial-split .o1{width:115%;height:70%;top:10%;left:-20%;transform:rotate(-35deg)}.editorial-split .o2{width:86%;height:54%;top:19%;left:-8%;transform:rotate(-35deg)}.editorial-split .o3{width:52%;height:34%;top:29%;left:10%;transform:rotate(-35deg)}.editorial-split .worksheet{position:absolute;right:3%;top:18%;height:49%;width:56%;padding:15px;border-radius:10px;background:#fdfefa;color:#143b56;transform:rotate(9deg);box-shadow:0 22px 30px #00000038;font-size:10px}.editorial-split .worksheet b{display:block;font-size:12px}.editorial-split .worksheet span{display:block;margin:4px 0 18px;color:#047857;font-size:8px;font-weight:700}.editorial-split .worksheet i{display:block;width:85%;height:5px;background:#dae9e5;margin:9px 0;border-radius:10px}.editorial-split .worksheet i:last-child{width:56%;background:#a8e6cd}.editorial-split .pencil{position:absolute;right:2%;bottom:12%;width:12px;height:178px;border-radius:10px;background:linear-gradient(90deg,#f8bf55 0,#f8bf55 65%,#f5a83c 65%);transform:rotate(41deg);box-shadow:0 6px 10px #00000021}.editorial-split .pencil:before{content:"";position:absolute;bottom:-16px;left:0;border-left:6px solid transparent;border-right:6px solid transparent;border-top:17px solid #e0c6a3}.editorial-split .choice{display:grid;place-items:center;padding:30px;background:var(--canvas)}.editorial-split .choice-inner{width:min(100%,430px)}.editorial-split .choice .eyebrow{color:var(--primary)}.editorial-split .pick{font:700 clamp(23px,2.3vw,34px)/1.02 Georgia,serif;letter-spacing:-.05em;margin:0;color:var(--text-primary)}.editorial-split .pick-intro{font-size:12px;line-height:1.45;margin:9px 0 22px;color:var(--text-muted)}.editorial-split .roles{display:grid;gap:11px}.editorial-split .role{min-height:70px;display:grid;grid-template-columns:39px 1fr 15px;align-items:center;gap:13px;padding:10px 15px;border:1px solid var(--border-color);border-radius:13px;background:var(--surface);box-shadow:0 8px 16px #0d2f420e;color:var(--text-primary);text-align:left;text-decoration:none;cursor:pointer;width:100%;transition:all .2s ease}.editorial-split .role:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 11px 22px #0000001a}.editorial-split .role.primary{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 11px 22px #079c7040}.editorial-split .role.primary:hover{background:var(--primary-hover)}.editorial-split .role.affiliate{background:var(--primary-subtle);border-color:var(--primary-border)}.editorial-split .icon{display:grid;place-items:center;width:39px;height:39px;border-radius:11px;background:var(--surface-secondary);color:var(--primary)}.editorial-split .primary .icon{background:#ffffff29;color:#fff}.editorial-split .icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}.editorial-split .role b{display:block;font-size:13px;line-height:1.12;letter-spacing:-.02em}.editorial-split .role small{display:block;font-size:9px;line-height:1.2;margin-top:4px;opacity:.72}.editorial-split .arrow{font-style:normal;font-size:19px;line-height:1;font-weight:300;opacity:.66}@media (max-width: 800px){#welcome-screen.editorial-split{grid-template-columns:1fr}.editorial-split .hero{padding:32px 24px;min-height:40vh}.editorial-split .copy{margin-top:40px}.editorial-split .visual{display:none}.editorial-split .choice{padding:32px 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.worksheet{right:8%!important;top:22%!important;width:42%!important;height:38%!important}#welcome-screen.editorial-split .pencil{right:20%!important;bottom:22%!important}#welcome-screen.editorial-split>.hero{position:relative!important;z-index:5!important}#welcome-screen.editorial-split>.choice{position:relative!important;z-index:10!important;background:var(--canvas)!important}#welcome-screen.editorial-split>.choice *,#welcome-screen.editorial-split>.choice button,#welcome-screen.editorial-split>.choice 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