@import"https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=DM+Mono:wght@400;500&display=swap";:root{--k-sand: #F5ECDC;--k-sand-deep: #EFE3CE;--k-sand-deeper: #E7D3B8;--k-cream: #FFFCF6;--k-hairline: #EEDFC7;--k-track: #F0E5D2;--k-scroll-thumb: #CBBA9E;--k-navy: #0A1F44;--k-navy-mid: #16325C;--k-navy-light: #37639E;--k-navy-rail-top: #123059;--k-blue: #1B3A6B;--k-blue-deep: #0A1F44;--k-blue-wash: #E7EDF7;--k-amber: #C97A16;--k-amber-lift: #E8911A;--k-amber-glow: #F59E0B;--k-amber-wash: #F7E6C8;--k-amber-ink: #B45309;--k-amber-ink-alt: #B7791F;--k-green: #15803D;--k-green-wash: #DEF0E3;--k-green-ink: #047857;--k-red: #B91C1C;--k-red-wash: #F8E2DD;--k-red-wash-strong:#F0C3B9;--k-red-ink: #8E1414;--k-purple: #6D28D9;--k-purple-wash: #EBE3FA;--k-ink: #2A2015;--k-ink-mid: #5C4C36;--k-ink-soft: #96866E;--k-ink-label: #A8926F;--k-on-navy: #FFFCF6;--k-on-navy-80: rgba(255,255,255,.72);--k-on-navy-60: rgba(255,255,255,.6);--k-on-navy-40: rgba(255,255,255,.4);--k-on-navy-25: rgba(255,255,255,.25);--k-on-navy-line: rgba(255,255,255,.07);--k-on-navy-fill: rgba(255,255,255,.1);--surface-page: var(--k-sand-deep);--surface-card: var(--k-cream);--surface-recessed: var(--k-sand);--surface-wash: var(--k-blue-wash);--surface-scrim: rgba(74,54,28,.5);--border-hairline: var(--k-hairline);--text-body: var(--k-ink);--text-secondary: var(--k-ink-mid);--text-muted: var(--k-ink-soft);--text-label: var(--k-ink-label);--text-heading: var(--k-navy);--text-on-dark: var(--k-on-navy);--text-link: var(--k-blue);--text-link-hover: var(--k-navy);--accent: var(--k-blue);--accent-ink: var(--k-blue-deep);--accent-wash: var(--k-blue-wash);--brand-mark: var(--k-amber)}:root{--font-display: "Sora", sans-serif;--font-body: "DM Sans", sans-serif;--font-mono: "DM Mono", monospace;--root-size: 15px;--text-3xs: 9.5px;--text-2xs: 10.5px;--text-xs: 11px;--text-sm: 11.5px;--text-md: 12.5px;--text-base:13px;--text-lg: 13.5px;--text-xl: 14px;--text-2xl: 15px;--text-3xl: 16px;--text-4xl: 18px;--text-5xl: 20px;--text-6xl: 22px;--text-7xl: 23px;--text-stat:24px;--weight-light: 300;--weight-regular:400;--weight-medium: 500;--weight-semi: 600;--weight-bold: 700;--weight-black: 800;--leading-tight: 1.2;--leading-snug: 1.35;--leading-body: 1.55;--leading-loose: 1.7;--leading-slide: 1.85;--tracking-label: .08em;--tracking-rail: .12em;--tracking-brand: 1.5px}:root{--space-1: 2px;--space-2: 4px;--space-3: 6px;--space-4: 8px;--space-5: 10px;--space-6: 12px;--space-7: 14px;--space-8: 16px;--space-9: 18px;--space-10: 20px;--space-11: 22px;--space-12: 24px;--space-13: 26px;--space-14: 30px;--space-15: 34px;--space-16: 40px;--sidebar-w: 256px;--sidebar-rail:64px;--topbar-h: 60px;--page-pad: 22px;--card-pad: 18px;--card-pad-lg: 20px;--rail-w: 244px;--aside-w: 320px;--gap-grid: 14px;--gap-section: 18px;--control-h: 36px;--control-h-sm: 30px;--control-h-lg: 38px;--icon-tile: 42px;--avatar: 34px;--avatar-sm: 30px}:root{--radius-xs: 6px;--radius-sm: 8px;--radius-control: 9px;--radius-tile: 11px;--radius-btn: 12px;--radius-input: 13px;--radius-md: 15px;--radius-lg: 20px;--radius-xl: 24px;--radius-pill: 20px;--radius-round: 50%}:root{--shadow-sm: 0 6px 16px -10px rgba(74,54,28,.35);--shadow-card: 0 14px 30px -16px rgba(74,54,28,.35);--shadow-lift: 0 20px 40px -16px rgba(74,54,28,.42);--shadow-lg: 0 20px 44px -16px rgba(74,54,28,.45);--shadow-float: 0 10px 22px -14px rgba(74,54,28,.45);--shadow-topbar: 0 12px 26px -20px rgba(74,54,28,.6);--shadow-inset: inset 0 1px 3px rgba(74,54,28,.09);--shadow-inset-track: inset 0 1px 2px rgba(74,54,28,.08);--ring-focus: 0 0 0 2px rgba(27,58,107,.35);--shadow-focus: inset 0 1px 3px rgba(74,54,28,.09), 0 0 0 2px rgba(27,58,107,.35);--shadow-tile: 0 6px 14px -5px rgba(10,31,68,.45);--shadow-navy: 0 10px 20px -10px rgba(10,31,68,.55);--shadow-navy-hover: 0 14px 26px -10px rgba(10,31,68,.6);--shadow-strip: 0 8px 18px -8px rgba(74,54,28,.45);--shadow-modal: 0 24px 80px rgba(0,0,0,.35)}:root{--dur-fast: .15s;--dur: .18s;--dur-mid: .25s;--dur-slow: .32s;--ease-out: cubic-bezier(.22,.61,.36,1);--ease-spring: cubic-bezier(.34,1.56,.64,1);--ease-linear: linear}:root{--grad-shell: linear-gradient(135deg,#EFE3CE 0%,#E7D3B8 100%);--grad-sidebar: linear-gradient(180deg,#123059 0%,#0A1F44 100%);--grad-primary: linear-gradient(135deg,#16325C,#0A1F44);--grad-hero: linear-gradient(135deg,#0A1F44,#37639E);--grad-banner: linear-gradient(135deg,#0A1F44 0%,#37639E 60%,#1A5CA8 100%);--grad-login: linear-gradient(135deg,#0A1F44 0%,#16325C 50%,#0A4A6E 100%);--grad-mark: linear-gradient(135deg,#C97A16,#E8911A);--grad-xp: linear-gradient(90deg,#C97A16,#F59E0B);--grad-stage: linear-gradient(160deg,#0F2A4A 0%,#0EA5B0 62%,#083344 100%);--grad-ai: linear-gradient(135deg,#7C3AED,#4F46E5);--grad-science: linear-gradient(135deg,#1FA7E1,#1478B8);--grad-maths: linear-gradient(135deg,#7274ED,#4B4ED6);--grad-social: linear-gradient(135deg,#FFB356,#E8871F);--grad-english: linear-gradient(135deg,#9956DE,#6E2FB8);--grad-chapter-blue: linear-gradient(135deg,#1FA7E1,#1478B8);--grad-chapter-green: linear-gradient(135deg,#75D06A,#47A63E);--grad-chapter-amber: linear-gradient(135deg,#FFB356,#E8871F);--grad-chapter-periwinkle: linear-gradient(135deg,#7274ED,#4B4ED6);--grad-chapter-blueviolet: linear-gradient(135deg,#1FA7E1,#7274ED);--grad-chapter-purple: linear-gradient(135deg,#9956DE,#6E2FB8);--grad-chapter-amberpurple: linear-gradient(135deg,#FFB356,#9956DE);--grad-chapter-violet: linear-gradient(135deg,#7274ED,#9956DE);--grad-chapter-indigo: linear-gradient(135deg,#6366F1,#8B5CF6);--grad-chapter-sky: linear-gradient(135deg,#0EA5E9,#2563EB);--grad-chapter-rose: linear-gradient(135deg,#E11D48,#F43F5E);--hatch-media: repeating-linear-gradient(45deg,#F5ECDC,#F5ECDC 10px,#EFE3CE 10px,#EFE3CE 20px)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--root-size);scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--surface-page);color:var(--text-body);min-height:100vh;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5{font-family:var(--font-display);color:var(--text-heading)}button{cursor:pointer;border:none;outline:none;font-family:var(--font-body)}input,select,textarea{font-family:var(--font-body);outline:none}input::placeholder,textarea::placeholder{color:var(--text-muted)}a{color:var(--text-link);text-decoration:none}a:hover{color:var(--text-link-hover);text-decoration:underline}img{max-width:100%}code,kbd,samp{font-family:var(--font-mono)}.k-shell{background:var(--grad-shell);background-attachment:fixed}@keyframes modalIn{0%{opacity:0;transform:scale(.92) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes railIn{0%{opacity:0;transform:translate(-16px)}to{opacity:1;transform:translate(0)}}@keyframes ddIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes simSpin{to{transform:rotate(360deg)}}@supports not selector(::-webkit-scrollbar-button){*{scrollbar-width:thin;scrollbar-color:var(--k-hairline) var(--k-sand)}}::-webkit-scrollbar{width:14px;height:14px}::-webkit-scrollbar-track{background:var(--k-sand)}::-webkit-scrollbar-thumb{background:var(--k-scroll-thumb);border-radius:var(--radius-pill);border:4px solid transparent;background-clip:padding-box;min-height:34px}::-webkit-scrollbar-thumb:hover{background:#b3a07e;background-clip:padding-box}::-webkit-scrollbar-corner{background:var(--k-sand)}.k-no-sb{scrollbar-width:none}.k-no-sb::-webkit-scrollbar{display:none}button{border:none;background:none;font:inherit;cursor:pointer;color:inherit}a{color:var(--accent);text-decoration:none}a:hover{color:var(--k-navy);text-decoration:none}aside[data-rail]::-webkit-scrollbar,div[data-noscroll]::-webkit-scrollbar{width:0;height:0}select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='10'%20height='6'%3E%3Cpath%20d='M1%201l4%204%204-4'%20fill='none'%20stroke='%2337639E'%20stroke-width='1.6'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E")!important;background-repeat:no-repeat!important;background-position:right 12px center!important;padding-right:32px!important;text-overflow:ellipsis}select:hover{color:var(--k-navy)}select option{background:var(--surface-card);color:var(--text-body);font-weight:500}@keyframes kFade{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes kSkel{0%,to{opacity:.5}50%{opacity:.85}}#root{height:100vh}