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1fr}.lg\:\[grid-template-columns\:300px_1fr\]{grid-template-columns:300px 1fr}.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}.\[\&_h1\]\:m-0 h1{margin:calc(var(--spacing)*0)}}:root{--bg-primary:#f7f6f2;--bg-secondary:#eeedea;--bg-card:#e8e7e3;--bg-card-solid:#eeedea;--bg-input:#e8e7e3;--text-primary:#263238;--text-secondary:#4a5568;--text-tertiary:#718096;--text-muted:#26323866;--accent-primary:#2e7d32;--accent-dark:#1b5e20;--accent-light:#2e7d321a;--accent-warm:#2e7d32;--accent-secondary:#2e7d32;--accent-ink:#f7f6f2;--success:#2e7d32;--warning:#f59e0b;--error:#dc2626;--info:#2563eb;--border-light:#26323814;--border-medium:#26323824;--border-dark:#26323838;--underline-color:#2e7d32;--nav-bg:#eeedea;--nav-active:#2e7d32;--nav-inactive:#26323899;--header-bg:#263238;--header-text:#f7f6f2;--avatar-placeholder:#d8d7d2;--difficulty-easy:#2e7d32;--difficulty-medium:#f59e0b;--difficulty-hard:#dc2626;--shadow-sm:0 1px 2px #2632381a;--shadow-md:0 2px 4px #2632381f,0 6px 16px #26323814;--shadow-lg:0 8px 24px #2632382e;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-xxl:48px;--radius-sm:10px;--radius-md:14px;--radius-lg:18px;--radius-xl:22px;--radius-full:9999px;--font-primary:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-bold:"Plus Jakarta Sans","Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--font-regular:"Inter",var(--font-primary);--font-mono:"IBM Plex Mono","Courier New",monospace}select,textarea{border-radius:var(--radius-sm);padding:12px var(--spacing-md);border:1px solid var(--border-medium);background-color:var(--bg-input);color:var(--text-primary)}@media(max-width:640px){h1{font-size:22px}h2{font-size:18px}h3{font-size:16px}.data-table th,.data-table td,table th,table td{padding:10px 12px}.card,.card-solid{padding:var(--spacing-sm)}.section-title{font-size:20px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}:root{--bg-primary: #f7f6f2;--bg-secondary: #eeedea;--bg-card: #e8e7e3;--bg-card-solid: #eeedea;--bg-input: #e8e7e3;--text-primary: #263238;--text-secondary: #4a5568;--text-tertiary: #718096;--text-muted: rgba(38, 50, 56, .4);--accent-primary: #2e7d32;--accent-dark: #1b5e20;--accent-light: rgba(46, 125, 50, .1);--accent-warm: #2e7d32;--accent-secondary: #2e7d32;--accent-ink: #f7f6f2;--success: #2e7d32;--warning: #f59e0b;--error: #dc2626;--info: #2563eb;--border-light: rgba(38, 50, 56, .08);--border-medium: rgba(38, 50, 56, .14);--border-dark: rgba(38, 50, 56, .22);--underline-color: #2e7d32;--nav-bg: #eeedea;--nav-active: #2e7d32;--nav-inactive: rgba(38, 50, 56, .6);--header-bg: #263238;--header-text: #f7f6f2;--avatar-placeholder: #d8d7d2;--difficulty-easy: #2e7d32;--difficulty-medium: #f59e0b;--difficulty-hard: #dc2626;--shadow-sm: 0 1px 2px rgba(38, 50, 56, .1);--shadow-md: 0 2px 4px rgba(38, 50, 56, .12), 0 6px 16px rgba(38, 50, 56, .08);--shadow-lg: 0 8px 24px rgba(38, 50, 56, .18);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-xxl: 48px;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 22px;--radius-full: 9999px;--font-primary: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-bold: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-regular: "Inter", var(--font-primary);--font-mono: "IBM Plex Mono", "Courier New", monospace}.sidebar.svelte-12qhfyh{position:fixed;top:0;left:0;z-index:100;width:260px;height:100vh;height:100dvh;display:flex;flex-direction:column;background:var(--nav-bg);padding:24px 16px 20px;padding-bottom:calc(20px + env(safe-area-inset-bottom));overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;box-shadow:2px 0 16px #2632381a}.sidebar-logo.svelte-12qhfyh{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--border-medium);display:flex;justify-content:center}.section-label.svelte-12qhfyh{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:#26323873;margin:0 0 8px 4px}.nav-list.svelte-12qhfyh{list-style:none;margin:0;padding:0;flex:1}.nav-list.svelte-12qhfyh li:where(.svelte-12qhfyh){margin-bottom:2px}.nav-list.svelte-12qhfyh a:where(.svelte-12qhfyh){display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:#263238bf;font-size:15px;font-weight:400;text-decoration:none;transition:background .15s,color .15s}.nav-list.svelte-12qhfyh a:where(.svelte-12qhfyh):hover{background:#2632380f;color:var(--text-primary)}.nav-list.svelte-12qhfyh a:where(.svelte-12qhfyh).active{background:#26323814;color:var(--text-primary);font-weight:500}.badge.svelte-12qhfyh{margin-left:auto;background:#ef4444;color:#fff;font-size:11px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px}.sidebar-bottom.svelte-12qhfyh{margin-top:auto;display:flex;flex-direction:column;gap:8px}.divider.svelte-12qhfyh{height:1px;background:var(--border-medium);margin-bottom:4px}.language-switcher.svelte-12qhfyh{display:flex;flex-direction:column;gap:8px;padding:6px 4px 8px}.language-label.svelte-12qhfyh{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#26323880}.language-options.svelte-12qhfyh{display:flex;gap:8px}.language-btn.svelte-12qhfyh{flex:1;border:1px solid var(--border-medium);border-radius:8px;background:#2632380d;color:#263238bf;font-size:12px;font-weight:600;padding:6px 0;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.language-btn.svelte-12qhfyh:hover{background:#2632381a;color:var(--text-primary)}.language-btn.active.svelte-12qhfyh{border-color:var(--border-dark);background:#2632381a;color:var(--text-primary)}.user-card.svelte-12qhfyh{display:flex;align-items:center;gap:10px;padding:10px 12px;background:#26323812;border-radius:10px}.user-avatar.svelte-12qhfyh{width:36px;height:36px;border-radius:50%;background:#2632381f;color:var(--text-primary);font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0}.user-logo.svelte-12qhfyh{width:36px;height:36px;border-radius:50%;object-fit:cover;flex-shrink:0;background:#26323812}.user-info.svelte-12qhfyh{display:flex;flex-direction:column;gap:1px;min-width:0}.user-name.svelte-12qhfyh{color:var(--text-primary);font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role.svelte-12qhfyh{color:var(--text-secondary);font-size:11px}.logout-btn.svelte-12qhfyh{display:flex;align-items:center;gap:8px;width:100%;padding:10px 12px;background:#26323812;border:none;border-radius:10px;color:#263238bf;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,color .15s}.logout-btn.svelte-12qhfyh:hover{background:#2632381f;color:var(--text-primary)}.mobile-topbar.svelte-12qhfyh{display:none;position:fixed;top:0;left:0;right:0;z-index:90;height:52px;align-items:center;gap:12px;padding:0 16px;background:var(--nav-bg);box-shadow:0 2px 12px #2632381f}.topbar-menu-btn.svelte-12qhfyh{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:none;border-radius:8px;background:#26323814;color:#263238d9;cursor:pointer;flex-shrink:0;transition:background .15s}.topbar-menu-btn.svelte-12qhfyh:hover{background:#26323824}.topbar-page-icon.svelte-12qhfyh{display:flex;align-items:center;color:#263238a6;flex-shrink:0}.topbar-page-title.svelte-12qhfyh{color:var(--text-primary);font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-close-btn.svelte-12qhfyh{display:none;position:absolute;top:12px;right:12px;z-index:1;width:36px;height:36px;align-items:center;justify-content:center;border:none;border-radius:8px;background:#26323812;color:#263238bf;cursor:pointer}.sidebar-close-btn.svelte-12qhfyh:hover{background:#26323824;color:var(--text-primary)}.sidebar-backdrop.svelte-12qhfyh{display:none;position:fixed;inset:0;background:#0006;z-index:95;animation:svelte-12qhfyh-fadeIn .18s ease-out}@keyframes svelte-12qhfyh-fadeIn{0%{opacity:0}to{opacity:1}}.main-shell{padding:24px}.sidebar-offset{margin-left:260px;max-width:calc(100vw - 260px)}.centered{margin-left:0!important;max-width:100vw!important;display:flex!important;align-items:center!important;justify-content:center!important;min-height:100vh;padding:0!important}@media(max-width:1024px)and (min-width:769px){.sidebar.svelte-12qhfyh{width:220px;padding:20px 12px 16px}.nav-list.svelte-12qhfyh a:where(.svelte-12qhfyh){font-size:14px;padding:9px 10px}.sidebar-offset{margin-left:220px;max-width:calc(100vw - 220px);padding:20px}}@media(max-width:768px){.mobile-topbar.svelte-12qhfyh{display:flex}.sidebar-close-btn.svelte-12qhfyh{display:inline-flex}.sidebar-backdrop.svelte-12qhfyh{display:block}.sidebar.svelte-12qhfyh{width:280px;max-width:86vw;transform:translate(-100%);transition:transform .22s ease-out;z-index:100;padding-top:calc(56px + env(safe-area-inset-top));padding-bottom:calc(24px + env(safe-area-inset-bottom))}.sidebar.open.svelte-12qhfyh{transform:translate(0);box-shadow:4px 0 24px #00000040}.sidebar-offset{margin-left:0;max-width:100vw;padding:64px 16px 16px}}