*,:after,:before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgb(59 130 246/0.5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgb(59 130 246/0.5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }/*
! tailwindcss v3.4.19 | MIT License | https://tailwindcss.com
*/*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:""}:host,html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:Poppins,ui-sans-serif,system-ui,sans-serif;font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.container{width:100%}@media (min-width:640px){.container{max-width:640px}}@media (min-width:768px){.container{max-width:768px}}@media (min-width:1024px){.container{max-width:1024px}}@media (min-width:1280px){.container{max-width:1280px}}@media (min-width:1536px){.container{max-width:1536px}}.fixed{position:fixed}.block{display:block}.inline{display:inline}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grow{flex-grow:1}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.border{border-width:1px}.capitalize{text-transform:capitalize}.italic{font-style:italic}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&display=swap");:root{--blue:#3BB9F5;--blue-dark:#1A9EDE;--blue-pale:#EBF7FF;--dark:#0F1623;--dark-2:#1A2235;--bg:#FFFFFF;--bg-alt:#F8FAFC;--surface:#FFFFFF;--surface-2:#F8FAFC;--border:#E5E7EB;--border-strong:#D1D5DB;--text:#111827;--text-body:#374151;--text-muted:#6B7280;--text-dim:#9CA3AF;--hover-grey:#D1D5DB;--success:#4ADE80;--success-bg:rgba(34,197,94,0.15);--warn:#F4B261;--warn-bg:rgba(244,178,97,0.15);--danger:#F87171;--danger-bg:rgba(239,68,68,0.15);--info:#3BB9F5;--info-bg:rgba(59,185,245,0.15);--radius-sm:7px;--radius-md:8px;--radius-lg:12px;--radius-xl:14px;--radius-2xl:16px;--radius-3xl:18px;--radius-4xl:20px;--radius-full:100px;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-24:6rem;--shadow-subtle:0 1px 3px rgba(0,0,0,0.06);--shadow-default:0 4px 24px rgba(0,0,0,0.06);--shadow-heavy:0 20px 40px rgba(0,0,0,0.12);--shadow-nav:0 2px 20px rgba(0,0,0,0.08);--shadow-focus:0 0 0 3px rgba(59,185,245,0.15);--shadow-glow:0 8px 30px rgba(59,185,245,0.2);--ease:cubic-bezier(0.4,0,0.2,1);--ease-out:cubic-bezier(0,0,0.2,1);--duration-fast:150ms;--duration-base:200ms;--duration-slow:300ms;--font:"Poppins",-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text-body);line-height:1.6;font-size:15px;-webkit-font-smoothing:antialiased}a{color:var(--blue-dark);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1240px;margin:0 auto;padding:0 var(--space-8)}@media (max-width:760px){.container{padding:0 var(--space-5)}}.auth-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-8) var(--space-4);position:relative;background:var(--bg-alt)}.auth-shell:before{content:"";position:absolute;inset:0;background:radial-gradient(600px 400px at 15% 10%,rgba(59,185,245,.08),transparent 60%),radial-gradient(500px 400px at 85% 90%,rgba(59,185,245,.06),transparent 60%);pointer-events:none;z-index:0}.auth-card{width:100%;max-width:440px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:var(--space-8);box-shadow:var(--shadow-default);position:relative;z-index:1}.auth-brand{gap:var(--space-3);margin-bottom:var(--space-6)}.auth-brand,.auth-brand-mark{display:flex;align-items:center;justify-content:center}.auth-brand-mark{width:36px;height:36px;background:var(--blue);color:white;border-radius:var(--radius-md);font-weight:900;font-size:16px;letter-spacing:-.02em}.auth-brand-text{font-size:1rem;letter-spacing:-.01em}.auth-brand-text,.auth-heading{font-weight:800;color:var(--text)}.auth-heading{font-size:1.6rem;letter-spacing:-.02em;text-align:center;margin-bottom:var(--space-2)}.auth-subhead{font-size:.92rem;color:var(--text-muted);text-align:center;margin-bottom:var(--space-6)}.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:var(--space-4)}.form-label{font-size:.85rem;font-weight:600;color:var(--text)}.form-input{width:100%;padding:.75rem 1rem;font-family:var(--font);font-size:.9rem;color:var(--text);background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--duration-base) var(--ease),box-shadow var(--duration-base) var(--ease)}.form-input::-moz-placeholder{color:var(--text-dim)}.form-input::placeholder{color:var(--text-dim)}.form-input:focus{outline:none;border-color:var(--blue);box-shadow:var(--shadow-focus)}.text-link{font-size:.85rem;font-weight:600;color:var(--blue);text-decoration:none}.text-link:hover{color:var(--blue-dark);text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:.875rem 1.5rem;font-family:var(--font);font-size:.95rem;font-weight:700;border:1.5px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:background var(--duration-base) var(--ease),transform var(--duration-fast) var(--ease),color var(--duration-base) var(--ease),border-color var(--duration-base) var(--ease);text-decoration:none;white-space:nowrap;line-height:1.2}.btn-full{width:100%}.btn-primary{background:var(--blue);color:white}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-outline{background:transparent;color:var(--text);border-color:var(--border-strong);font-weight:600}.btn-outline:hover{background:var(--bg-alt);border-color:var(--text-dim);transform:translateY(-2px)}.btn-white{background:white;color:var(--dark)}.btn-white:hover{background:var(--hover-grey);transform:translateY(-2px)}.btn-outline-light{background:transparent;color:white;border-color:rgba(255,255,255,.25);font-weight:600}.btn-outline-light:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4);transform:translateY(-2px)}.btn-sm{padding:.55rem 1.2rem;font-size:.82rem}.divider{display:flex;align-items:center;gap:var(--space-3);margin:var(--space-5) 0;color:var(--text-muted);font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em}.divider:after,.divider:before{content:"";flex:1;height:1px;background:var(--border)}.auth-alt{text-align:center;margin-top:var(--space-6);font-size:.88rem;color:var(--text-muted)}.auth-alt a{color:var(--blue);font-weight:700}.auth-footer{margin-top:var(--space-6);display:flex;align-items:center;justify-content:center;gap:var(--space-4);font-size:.78rem;position:relative;z-index:1;flex-wrap:wrap}.auth-footer,.auth-footer a{color:var(--text-muted)}.auth-footer a:hover{color:var(--text)}.auth-footer .sep{width:3px;height:3px;border-radius:50%;background:var(--text-dim)}.auth-success-icon{width:56px;height:56px;border-radius:50%;background:var(--blue-pale);color:var(--blue);display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-4)}.auth-success-icon svg{width:28px;height:28px}.auth-error{background:var(--danger-bg);border:1px solid rgba(239,68,68,.3);color:var(--danger);padding:12px 14px;border-radius:var(--radius-md);font-size:.85rem;font-weight:500;margin-bottom:var(--space-4)}@media (max-width:480px){.auth-card{padding:var(--space-6)}.auth-heading{font-size:1.4rem}}.app-bar{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.app-bar-inner{gap:var(--space-6);padding:var(--space-4) 0}.app-bar-inner,.brand{display:flex;align-items:center}.brand{gap:10px;color:var(--text)}.brand,.brand:hover{text-decoration:none}.brand-mark{width:34px;height:34px;border-radius:var(--radius-md);background:var(--blue);color:white;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:14px;letter-spacing:-.02em}.brand-text{display:flex;flex-direction:column;line-height:1.1}.brand-name{font-size:.95rem;font-weight:800;letter-spacing:-.01em;color:var(--text)}.brand-sub{font-size:.7rem;color:var(--text-muted);font-weight:500}.app-nav{display:flex;gap:2px;margin-left:var(--space-6)}.app-nav a{color:var(--text-muted);text-decoration:none;padding:8px 14px;border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;transition:color var(--duration-base) var(--ease),background var(--duration-base) var(--ease)}.app-nav a:hover{color:var(--text);background:var(--bg-alt);text-decoration:none}.app-nav a.active{color:var(--blue);background:var(--blue-pale)}.spacer{flex:1}.app-actions{gap:var(--space-3)}.app-actions,.icon-btn{display:flex;align-items:center}.icon-btn{width:38px;height:38px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text-muted);justify-content:center;cursor:pointer;transition:all var(--duration-base) var(--ease);position:relative;font-family:inherit}.icon-btn:hover{background:var(--bg-alt);color:var(--text)}.icon-btn svg{width:18px;height:18px}.icon-btn .dot{position:absolute;top:8px;right:8px;width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 2px var(--surface)}.avatar{display:flex;align-items:center;gap:10px;padding:4px 12px 4px 4px;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--surface);cursor:pointer;transition:background var(--duration-base) var(--ease);font-family:inherit;text-decoration:none}.avatar:hover{background:var(--bg-alt);text-decoration:none}.avatar-img{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--blue-dark) 0,var(--blue) 100%);color:white;display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:800;letter-spacing:-.01em}.avatar-name{font-size:.82rem;font-weight:600;color:var(--text)}@media (max-width:760px){.app-nav,.avatar-name{display:none}.app-bar-inner{gap:var(--space-3)}.brand-text{display:none}}.page-head{padding:var(--space-10) 0 var(--space-5);display:flex;justify-content:space-between;align-items:flex-end;gap:var(--space-6);flex-wrap:wrap}.greeting{max-width:640px}.greeting-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--blue);margin-bottom:var(--space-3)}.greeting-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--blue);box-shadow:var(--shadow-glow)}.greeting h1{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:900;letter-spacing:-.02em;line-height:1.15;color:var(--text);margin-bottom:var(--space-2)}.greeting p{font-size:1rem;color:var(--text-muted);line-height:1.6;max-width:560px}@media (max-width:760px){.page-head{padding:var(--space-6) 0 var(--space-4)}.greeting p{font-size:.9rem}}.progress-strip{display:grid;grid-template-columns:auto repeat(3,1fr);gap:var(--space-8);padding:var(--space-6) var(--space-8);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);box-shadow:var(--shadow-subtle);align-items:center}@media (max-width:900px){.progress-strip{grid-template-columns:1fr 1fr;gap:var(--space-5);padding:var(--space-5)}}@media (max-width:480px){.progress-strip{grid-template-columns:1fr;gap:var(--space-4);padding:var(--space-4)}}.strip-ring{display:flex;align-items:center;gap:var(--space-5)}.progress-ring{width:80px;height:80px;position:relative;flex-shrink:0}.progress-ring svg{width:100%;height:100%;transform:rotate(-90deg)}.progress-ring-track{stroke:var(--border);fill:none;stroke-width:6}.progress-ring-fill{stroke:var(--blue);fill:none;stroke-width:6;stroke-linecap:round;transition:stroke-dashoffset .9s var(--ease)}.progress-ring-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:1rem;font-weight:900;color:var(--text);font-feature-settings:"tnum";letter-spacing:-.02em}.ring-meta-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:4px}.ring-meta-value{font-size:1.15rem;font-weight:800;color:var(--text);letter-spacing:-.01em;line-height:1.2}.ring-meta-sub{font-size:.82rem;color:var(--text-muted);margin-top:2px}.strip-stat{padding-left:var(--space-8);border-left:1px solid var(--border)}@media (max-width:900px){.strip-stat{padding-left:0;border-left:none}}.strip-stat-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:6px}.strip-stat-value{font-size:1.6rem;font-weight:900;color:var(--text);letter-spacing:-.02em;font-feature-settings:"tnum";line-height:1;margin-bottom:4px}.strip-stat-value .unit{font-size:.9rem;font-weight:700;color:var(--text-muted);margin-left:2px}.strip-stat-sub{font-size:.78rem;color:var(--text-muted)}.strip-stat-sub .up{color:var(--success);font-weight:700}.dash-grid{display:grid;grid-template-columns:1fr 360px;gap:var(--space-6);padding-bottom:var(--space-24)}@media (max-width:1020px){.dash-grid{grid-template-columns:1fr}}.col{display:flex;flex-direction:column;gap:var(--space-6);min-width:0}.section-kicker{display:flex;align-items:center;gap:var(--space-3);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);margin-bottom:var(--space-3)}.section-kicker .num{font-feature-settings:"tnum";color:var(--text-muted);font-weight:600}.section-kicker .line{flex:1;max-width:40px;height:1px;background:var(--border)}.section-title{font-size:1.3rem;font-weight:800;color:var(--text);letter-spacing:-.01em;margin-bottom:4px}.section-sub{font-size:.88rem;margin-bottom:var(--space-5)}.continue-card{background:var(--dark);border-radius:var(--radius-4xl);padding:var(--space-10);color:white;position:relative;overflow:hidden}.continue-card.day1{background:linear-gradient(135deg,var(--dark) 0,var(--dark-2) 100%)}.continue-card:before{content:"";position:absolute;top:-120px;right:-120px;width:380px;height:380px;background:radial-gradient(circle,rgba(59,185,245,.2) 0,transparent 70%);pointer-events:none}.continue-card>*{position:relative}.continue-top{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-5)}.continue-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue)}.continue-title{font-size:clamp(1.5rem,3vw,2rem);font-weight:900;letter-spacing:-.02em;line-height:1.15;color:white;margin:var(--space-2) 0 var(--space-4);max-width:520px}.continue-sub{font-size:1rem;color:rgba(255,255,255,.72);line-height:1.65;max-width:480px;margin-bottom:var(--space-6)}.continue-meta{display:flex;gap:var(--space-6);flex-wrap:wrap;padding:var(--space-4) 0;border-top:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:var(--space-6)}.continue-meta-item{display:flex;flex-direction:column;gap:2px}.continue-meta-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:rgba(255,255,255,.55)}.continue-meta-value{font-size:.92rem;font-weight:700;color:white;font-feature-settings:"tnum"}.continue-actions{display:flex;gap:var(--space-3);flex-wrap:wrap}.continue-tuned{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:600;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.12);color:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.18);margin-top:14px;align-self:flex-start}.continue-tuned .tuned-dot{width:6px;height:6px;border-radius:999px;background:#65e6a3}.continue-tuned strong{color:#fff;font-weight:700}@media (max-width:760px){.continue-card{padding:var(--space-6)}}.lesson-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}@media (max-width:760px){.lesson-grid{grid-template-columns:1fr}}.lesson-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-4);transition:all var(--duration-slow) var(--ease);cursor:pointer;text-decoration:none;color:inherit}.lesson-card:hover{border-color:rgba(59,185,245,.3);transform:translateY(-3px);box-shadow:var(--shadow-default);text-decoration:none}.lesson-card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4)}.lesson-card-num{font-size:.72rem;font-weight:700;color:var(--text-muted);font-feature-settings:"tnum";letter-spacing:.08em}.lesson-card-title{font-size:1.05rem;font-weight:700;color:var(--text);line-height:1.3;letter-spacing:-.01em;margin-top:6px}.lesson-card-blurb{font-size:.85rem;color:var(--text-muted);line-height:1.6}.lesson-card-foot{display:flex;justify-content:space-between;align-items:center;padding-top:var(--space-4);border-top:1px solid var(--border)}.lesson-card-time{font-size:.78rem;color:var(--text-muted);font-weight:500}.lesson-card.locked{opacity:.55;cursor:default}.lesson-card.locked:hover{transform:none;border-color:var(--border);box-shadow:none}.badge{display:inline-flex;align-items:center;gap:6px;padding:.3rem .75rem;background:var(--blue-pale);color:var(--blue);font-size:.7rem;font-weight:700;border-radius:var(--radius-full);white-space:nowrap;flex-shrink:0}.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.badge-green{background:var(--success-bg);color:var(--success)}.badge-warn{background:var(--warn-bg);color:var(--warn)}.badge-neutral{background:var(--bg-alt);color:var(--text-muted)}.grade-card{background:linear-gradient(135deg,var(--surface) 0,var(--bg-alt) 100%);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:var(--space-8);position:relative;overflow:hidden}.grade-card:before{content:"";position:absolute;top:-80px;right:-80px;width:260px;height:260px;background:radial-gradient(circle,rgba(59,185,245,.1) 0,transparent 70%)}.grade-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-4);position:relative;z-index:1;gap:var(--space-4)}.grade-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:2px}.grade-lesson{font-size:1.05rem;font-weight:800;color:var(--text);letter-spacing:-.01em}.grade-body{position:relative;z-index:1;display:grid;grid-template-columns:auto 1fr;gap:var(--space-6);align-items:baseline;margin-bottom:var(--space-5)}.grade-score{font-size:3.8rem;font-weight:900;letter-spacing:-.04em;line-height:1;color:var(--text);font-feature-settings:"tnum"}.grade-score .denom{font-size:1.5rem}.grade-note-label,.grade-score .denom{color:var(--text-muted);font-weight:700}.grade-note-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:6px}.grade-note{font-size:.88rem;color:var(--text-body);line-height:1.6}.grade-rubric{display:flex;flex-direction:column;gap:var(--space-3);position:relative;z-index:1}.rubric-row-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}.rubric-row-label{font-size:.8rem;font-weight:600;color:var(--text)}.rubric-row-score{font-size:.8rem;font-weight:700;color:var(--text-muted);font-feature-settings:"tnum"}.rubric-row-bar{height:6px;background:var(--border);border-radius:var(--radius-full);overflow:hidden}.rubric-row-fill{height:100%;background:var(--blue);border-radius:var(--radius-full);transition:width .9s var(--ease)}.rubric-row-fill.warn{background:var(--warn)}.rubric-row-fill.danger{background:var(--danger)}@media (max-width:600px){.grade-body{grid-template-columns:1fr;gap:var(--space-3)}.grade-card{padding:var(--space-5)}.grade-score{font-size:2.8rem}}.side-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:var(--space-6)}.side-card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-5);padding-bottom:var(--space-4);border-bottom:1px solid var(--border)}.side-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em}.side-meta,.side-title{color:var(--text-muted)}.side-meta{font-size:.78rem;font-weight:600}.module-list{display:flex;flex-direction:column;gap:4px}.module-item{display:flex;align-items:center;gap:var(--space-3);padding:10px 12px;border-radius:var(--radius-md);color:var(--text-body);cursor:pointer;transition:all var(--duration-base) var(--ease);font-size:.85rem;text-decoration:none}.module-item:hover{background:var(--bg-alt);color:var(--text);text-decoration:none}.module-item.done{color:var(--text-muted)}.module-item.active{background:var(--blue-pale);color:var(--blue);font-weight:600}.module-status{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--border-strong);flex-shrink:0;display:flex;align-items:center;justify-content:center}.module-status.done{background:var(--blue);border-color:var(--blue);color:white}.module-status.active{border-color:var(--blue);position:relative}.module-status.active:after{content:"";width:8px;height:8px;border-radius:50%;background:var(--blue)}.module-num{font-feature-settings:"tnum";font-size:.72rem;color:var(--text-muted);font-weight:600;min-width:22px}.module-item.active .module-num{color:var(--blue)}.module-label{flex:1;letter-spacing:-.005em}.capstone-side{background:linear-gradient(135deg,var(--dark) 0,var(--dark-2) 100%);border-radius:var(--radius-2xl);padding:var(--space-6);color:white;position:relative;overflow:hidden}.capstone-side:before{content:"";position:absolute;top:-60px;right:-60px;width:200px;height:200px;background:radial-gradient(circle,rgba(59,185,245,.25) 0,transparent 70%);pointer-events:none}.capstone-side>*{position:relative}.capstone-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);margin-bottom:var(--space-2)}.capstone-title{font-size:1.1rem;font-weight:800;color:white;line-height:1.25;letter-spacing:-.01em;margin-bottom:var(--space-3)}.capstone-sub{font-size:.82rem;color:rgba(255,255,255,.7);line-height:1.6;margin-bottom:var(--space-5)}.capstone-lock{display:flex;align-items:center;gap:8px;font-size:.78rem;font-weight:600;color:rgba(255,255,255,.65)}.capstone-lock svg{width:14px;height:14px}.feed-item{display:flex;gap:var(--space-3);padding:var(--space-4) 0;border-bottom:1px solid var(--border)}.feed-item:last-child{border-bottom:none;padding-bottom:0}.feed-icon{width:32px;height:32px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.feed-icon.blue{background:var(--blue-pale);color:var(--blue)}.feed-icon.green{background:var(--success-bg);color:var(--success)}.feed-icon.warn{background:var(--warn-bg);color:var(--warn)}.feed-icon svg{width:16px;height:16px}.feed-body{flex:1;min-width:0}.feed-title{font-size:.85rem;font-weight:700;color:var(--text);margin-bottom:2px;letter-spacing:-.005em}.feed-sub{font-size:.78rem;color:var(--text-muted);line-height:1.5}.feed-time{font-size:.72rem;font-weight:600;color:var(--text-dim);margin-top:6px;font-feature-settings:"tnum"}.profile-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-5);transition:border-color .2s ease}.profile-card:hover{border-color:rgba(59,185,245,.25)}.profile-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4);padding-bottom:var(--space-4);border-bottom:1px solid var(--border)}.profile-head-left{display:flex;flex-direction:column;gap:4px;min-width:0}.profile-eyebrow{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue)}.profile-head-sub{font-size:.85rem;color:var(--text-muted)}.profile-edit-btn{display:inline-flex;align-items:center;gap:6px;font-family:inherit;font-size:.82rem;font-weight:600;color:var(--text);background:transparent;border:1px solid var(--border);border-radius:999px;padding:7px 14px;cursor:pointer;transition:border-color .16s ease,color .16s ease,background .16s ease}.profile-edit-btn:hover{border-color:var(--blue);color:var(--blue)}.profile-summary{display:flex;flex-direction:column;gap:var(--space-3)}.profile-chips{display:flex;flex-wrap:wrap;gap:8px}.profile-chip{display:inline-flex;align-items:center;font-size:.78rem;font-weight:600;padding:6px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text);border:1px solid var(--border)}.profile-chip.is-accent{background:rgba(59,185,245,.1);border-color:rgba(59,185,245,.35);color:var(--blue)}.profile-form{display:flex;flex-direction:column;gap:var(--space-4)}.profile-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}@media (max-width:600px){.profile-form-grid{grid-template-columns:1fr}}.pf-field{display:flex;flex-direction:column;gap:6px;min-width:0}.pf-field-wide{grid-column:1/-1}.pf-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted)}.pf-input,.pf-select{font-family:inherit;font-size:.92rem;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:10px 12px;transition:border-color .16s ease,box-shadow .16s ease;width:100%;box-sizing:border-box}.pf-select{-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.pf-input:focus,.pf-select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,185,245,.18)}.profile-form-actions{display:flex;justify-content:flex-end;gap:var(--space-3)}.profile-btn{font-family:inherit;font-size:.85rem;font-weight:600;border-radius:999px;padding:9px 18px;cursor:pointer;border:1px solid var(--border);transition:background .16s ease,border-color .16s ease,color .16s ease}.profile-btn-ghost{background:transparent;color:var(--text)}.profile-btn-ghost:hover{background:var(--bg-alt)}.profile-btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}.profile-btn-primary:hover{filter:brightness(.95)}.profile-btn:disabled{opacity:.6;cursor:not-allowed}.profile-enrichment{border-top:1px solid var(--border);padding-top:var(--space-4);display:flex;flex-direction:column;gap:var(--space-3)}.enrichment-head{display:flex;flex-direction:column;gap:2px}.enrichment-title{font-size:.85rem;font-weight:700;color:var(--text)}.enrichment-sub{font-size:.78rem;color:var(--text-muted)}.enrichment-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.enrichment-item{display:grid;grid-template-columns:24px 1fr;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--bg-alt)}.enrichment-item.is-active{background:rgba(59,185,245,.08);border-color:rgba(59,185,245,.35)}.enrichment-status{width:24px;height:24px;display:grid;place-items:center}.enrichment-dot{width:10px;height:10px;border-radius:999px;background:var(--blue);box-shadow:0 0 0 0 rgba(59,185,245,.55);animation:pulse-blue 1.8s ease-out infinite}@keyframes pulse-blue{0%{box-shadow:0 0 0 0 rgba(59,185,245,.55)}70%{box-shadow:0 0 0 10px rgba(59,185,245,0)}to{box-shadow:0 0 0 0 rgba(59,185,245,0)}}.enrichment-body{display:flex;flex-direction:column;gap:2px;min-width:0}.enrichment-label{font-size:.86rem;font-weight:600;color:var(--text)}.enrichment-meta{font-size:.75rem;color:var(--blue);font-weight:600;text-transform:uppercase;letter-spacing:.08em}.profile-toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);display:inline-flex;align-items:center;gap:8px;padding:10px 16px;background:var(--text);color:var(--bg);border-radius:999px;font-size:.85rem;font-weight:600;box-shadow:0 12px 32px rgba(0,0,0,.16);opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;z-index:1000}.profile-toast.is-visible{opacity:1;transform:translate(-50%)}.profile-toast svg{color:#65e6a3}.welcome-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-8) var(--space-4);background:var(--bg-alt);position:relative}.welcome-shell:before{content:"";position:absolute;inset:0;background:radial-gradient(800px 500px at 50% 0,rgba(59,185,245,.08),transparent 60%);pointer-events:none}.welcome-card{width:100%;max-width:580px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:var(--space-10);box-shadow:var(--shadow-default);position:relative;z-index:1;text-align:center}.welcome-icon{width:72px;height:72px;margin:0 auto var(--space-5);border-radius:50%;background:var(--blue);color:white;display:flex;align-items:center;justify-content:center}.welcome-icon svg{width:36px;height:36px}.welcome-card h1{font-size:2rem;font-weight:900;letter-spacing:-.02em;color:var(--text);margin-bottom:var(--space-3)}.welcome-lede{font-size:1.05rem;color:var(--text-muted);margin-bottom:var(--space-8);line-height:1.6}.next-steps{text-align:left;border-top:1px solid var(--border);padding-top:var(--space-6)}.next-steps-heading{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);margin-bottom:var(--space-5)}.step-row{display:grid;grid-template-columns:32px 1fr;gap:var(--space-4);margin-bottom:var(--space-5)}.step-num{width:28px;height:28px;border-radius:50%;background:var(--blue-pale);color:var(--blue);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.85rem}.step-title{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:2px}.step-sub{font-size:.85rem;color:var(--text-muted);line-height:1.5}.welcome-actions{display:flex;justify-content:center;margin-top:var(--space-6)}@media (max-width:480px){.welcome-card{padding:var(--space-6)}.welcome-card h1{font-size:1.6rem}}[data-state]{display:none}[data-active-state=day1] [data-state=day1]{display:block}[data-active-state=day1] [data-state=day1-grid]{display:grid}[data-active-state=day1] [data-state=day1-flex]{display:flex}[data-active-state=day1] [data-state=day1-inline]{display:inline}[data-active-state=week2] [data-state=week2]{display:block}[data-active-state=week2] [data-state=week2-grid]{display:grid}[data-active-state=week2] [data-state=week2-flex]{display:flex}[data-active-state=week2] [data-state=week2-inline]{display:inline}:root{--paper:#FFFDF8;--paper-strong:#F4ECDD;--paper-rule:rgba(123,91,46,0.18);--font-copy:"Source Serif 4",Georgia,serif;--font-display:"Cormorant Garamond",Georgia,serif;--sidebar-w:300px;--topbar-h:64px}.app-shell{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:100vh;background:var(--bg-alt)}@media (max-width:960px){.app-shell{grid-template-columns:1fr}.sidebar{display:none!important}}.sidebar{background:var(--surface);border-right:1px solid var(--border);position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:20px 22px;border-bottom:1px solid var(--border);color:var(--text)}.sidebar-brand,.sidebar-brand:hover{text-decoration:none}.sidebar-progress{padding:18px 22px;border-bottom:1px solid var(--border)}.sidebar-progress-label{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:8px}.sidebar-progress-bar{height:6px;background:var(--bg-alt);border-radius:100px;overflow:hidden;margin-bottom:6px}.sidebar-progress-fill{height:100%;background:linear-gradient(90deg,var(--blue),var(--blue-dark));border-radius:100px;transition:width .6s var(--ease)}.sidebar-progress-stat{font-size:.78rem;color:var(--text-muted)}.sidebar-progress-stat strong{color:var(--text);font-weight:700}.module-nav{padding:12px 0;flex:1}.module-group{margin-bottom:4px}.module-header{display:flex;align-items:center;gap:10px;padding:10px 22px;cursor:pointer;transition:background var(--duration-base) var(--ease);-webkit-user-select:none;-moz-user-select:none;user-select:none}.module-header:hover{background:var(--bg-alt)}.module-header .module-num{width:24px;height:24px;border-radius:6px;background:var(--bg-alt);color:var(--text-muted);font-size:.72rem;font-weight:800;display:flex;align-items:center;justify-content:center;min-width:0}.module-group.active .module-header .module-num{background:var(--blue-pale);color:var(--blue-dark)}.module-title-wrap{flex:1;min-width:0}.module-title{font-size:.82rem;font-weight:700;color:var(--text);letter-spacing:-.01em;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.module-meta{font-size:.68rem;color:var(--text-muted);margin-top:2px;font-weight:500}.module-chev{color:var(--text-dim);transition:transform var(--duration-base) var(--ease);flex-shrink:0}.module-group.open .module-chev{transform:rotate(90deg)}.lesson-list{overflow:hidden;max-height:0;transition:max-height var(--duration-slow) var(--ease)}.module-group.open .lesson-list{max-height:600px}.lesson-link{display:flex;align-items:center;gap:10px;padding:8px 22px 8px 56px;text-decoration:none;color:var(--text-muted);font-size:.8rem;font-weight:500;transition:all var(--duration-base) var(--ease);position:relative}.lesson-link:hover{background:var(--bg-alt);color:var(--text);text-decoration:none}.lesson-link.active{background:var(--blue-pale);color:var(--blue-dark);font-weight:700}.lesson-link.active:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:var(--blue);border-radius:0 3px 3px 0}.lesson-link.locked{color:var(--text-dim);cursor:not-allowed}.lesson-link .lesson-num{font-size:.7rem;color:var(--text-dim);font-weight:700;font-feature-settings:"tnum";flex-shrink:0;min-width:22px}.lesson-link.active .lesson-num{color:var(--blue-dark)}.lesson-name{flex:1;line-height:1.3}.sidebar-footer{padding:16px 22px;border-top:1px solid var(--border);gap:10px}.avatar-circle,.sidebar-footer{display:flex;align-items:center}.avatar-circle{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--blue-dark) 0,var(--blue) 100%);color:white;justify-content:center;font-size:.78rem;font-weight:800;flex-shrink:0}.avatar-info{min-width:0}.avatar-name-text{font-size:.85rem;font-weight:700;color:var(--text)}.avatar-email,.avatar-name-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.avatar-email{font-size:.72rem;color:var(--text-muted)}.main{min-width:0}.top-bar{position:sticky;top:0;z-index:30;height:var(--topbar-h);display:flex;align-items:center;gap:16px;padding:0 32px;background:color-mix(in srgb,var(--bg-alt) 90%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}@media (max-width:760px){.top-bar{padding:0 16px}}.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--text-muted)}.breadcrumb .sep{color:var(--text-dim)}.breadcrumb .current{color:var(--text);font-weight:700}.top-spacer{flex:1}.reading-progress{height:3px;background:var(--border);position:sticky;top:var(--topbar-h);z-index:20}.reading-progress-bar{height:100%;background:var(--blue);width:0;transition:width .2s ease}.lesson-container{max-width:880px;margin:0 auto;padding:32px 32px 80px}@media (max-width:760px){.lesson-container{padding:24px 16px 60px}}.lesson-hero{margin-bottom:32px}.lesson-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);margin-bottom:16px}.lesson-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--blue);box-shadow:var(--shadow-glow)}.lesson-title{font-family:var(--font);font-size:clamp(1.8rem,4vw,2.6rem);font-weight:900;letter-spacing:-.02em;line-height:1.1;color:var(--text);margin-bottom:12px}.lesson-lead{font-size:clamp(1rem,1.6vw,1.15rem);color:var(--text-muted);line-height:1.6;max-width:640px}.lesson-meta-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}.meta-item{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;color:var(--text-body)}.meta-item svg{width:14px;height:14px}.meta-item .label,.meta-item svg{color:var(--text-muted)}.meta-item .value{font-weight:600;color:var(--text)}.objectives-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:28px 32px;margin-bottom:32px;box-shadow:var(--shadow-subtle)}.objectives-kicker{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);margin-bottom:8px}.objectives-title{font-size:1.4rem;font-weight:800;letter-spacing:-.01em;color:var(--text);margin-bottom:16px}.objectives-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.objectives-list li{position:relative;padding-left:24px;font-size:.95rem;color:var(--text-body);line-height:1.55}.objectives-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--blue);font-weight:800}.lesson-body{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:32px 36px;box-shadow:var(--shadow-subtle);margin-bottom:24px}@media (max-width:760px){.lesson-body{padding:24px 20px}}.lesson-body h2{font-family:var(--font);font-size:1.5rem;font-weight:800;color:var(--text);letter-spacing:-.01em;margin:32px 0 12px;line-height:1.25}.lesson-body h2:first-child{margin-top:0}.lesson-body h3{font-family:var(--font);font-size:1.1rem;font-weight:700;color:var(--text);letter-spacing:-.005em;margin:24px 0 8px;line-height:1.3}.lesson-body p{font-family:var(--font-copy);font-size:1.05rem;color:var(--text-body);line-height:1.7;margin-bottom:16px}.lesson-body strong{color:var(--text);font-weight:700}.lesson-body ol,.lesson-body ul{font-family:var(--font-copy);margin:16px 0;padding-left:24px;color:var(--text-body);line-height:1.7}.lesson-body li{margin-bottom:6px}.callout{background:linear-gradient(135deg,var(--blue-pale) 0,rgba(59,185,245,.04) 100%);border:1px solid rgba(59,185,245,.25);border-radius:var(--radius-xl);padding:22px 26px;margin-top:28px}.callout-kicker{display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--blue-dark);margin-bottom:14px}.callout-block{margin-bottom:12px}.callout-block:last-child{margin-bottom:0}.callout-block-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:4px}.callout-block-text{font-size:.95rem;color:var(--text-body);line-height:1.55}.section-divider{display:flex;align-items:center;gap:16px;margin:48px 0 24px}.section-divider .line{flex:1;height:1px;background:var(--border)}.section-divider .label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.16em;color:var(--blue)}.section-heading{font-size:1.6rem;font-weight:800;letter-spacing:-.01em;color:var(--text);margin-bottom:6px}.section-sub{font-size:.95rem;color:var(--text-muted);margin-bottom:24px}.example-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:24px 26px;margin-bottom:14px;box-shadow:var(--shadow-subtle)}.example-header{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}.example-num-chip{font-size:.7rem;font-weight:700;padding:4px 10px;background:var(--blue-pale);color:var(--blue-dark);border-radius:100px;text-transform:uppercase;letter-spacing:.08em}.example-scenario{font-size:.82rem;color:var(--text-muted);font-weight:500}.example-title{font-size:1.1rem;font-weight:700;color:var(--text);letter-spacing:-.005em;margin-bottom:12px;line-height:1.35}.example-prompt{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.85rem;line-height:1.6;color:var(--text-body);background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 18px;margin-bottom:12px;white-space:pre-wrap}.example-why{font-size:.88rem;color:var(--text-body);line-height:1.55}.example-why strong{color:var(--text);font-weight:700}.deliverable-card{background:linear-gradient(135deg,var(--surface) 0,var(--bg-alt) 100%);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:32px 36px;box-shadow:var(--shadow-default);margin-top:8px}@media (max-width:760px){.deliverable-card{padding:24px 20px}}.deliverable-kicker{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);margin-bottom:8px}.deliverable-title{font-size:1.6rem;font-weight:800;letter-spacing:-.01em;color:var(--text);margin-bottom:12px;line-height:1.2}.deliverable-brief{font-size:1rem;color:var(--text-body);line-height:1.6;margin-bottom:24px;max-width:640px}.deliverable-spec{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:28px}@media (max-width:760px){.deliverable-spec{grid-template-columns:1fr 1fr}}.spec-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:12px 14px}.spec-label{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:4px}.spec-value{font-size:.95rem;font-weight:700;color:var(--text)}.deliverable-sections-title{font-size:.88rem;font-weight:800;color:var(--text);margin-bottom:14px;text-transform:uppercase;letter-spacing:.1em}.deliverable-sections{list-style:none;padding:0;margin:0 0 28px;display:flex;flex-direction:column;gap:12px}.deliverable-section-item{display:grid;grid-template-columns:32px 1fr;gap:14px;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md)}.deliverable-section-num{width:28px;height:28px;border-radius:50%;background:var(--blue-pale);color:var(--blue-dark);font-weight:800;font-size:.85rem;display:flex;align-items:center;justify-content:center}.deliverable-section-title{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:4px}.deliverable-section-desc{font-size:.85rem;color:var(--text-body);line-height:1.55}.deliverable-section-desc em{color:var(--text-muted);font-style:italic}.rubric-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:20px 24px;margin-bottom:24px}.rubric-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px}.rubric-title{font-size:.95rem;font-weight:800;color:var(--text)}.rubric-pass{font-size:.82rem;color:var(--text-muted)}.rubric-pass strong{color:var(--text);font-weight:800}.rubric-list{display:flex;flex-direction:column;gap:10px}.rubric-item{padding:10px 0;border-bottom:1px dashed var(--border)}.rubric-item:last-child{border-bottom:none;padding-bottom:0}.rubric-item-name{font-size:.85rem;font-weight:700;color:var(--text);display:flex;justify-content:space-between;margin-bottom:4px}.rubric-item-name .pts{color:var(--text-muted);font-feature-settings:"tnum"}.rubric-item-desc{font-size:.82rem;color:var(--text-body);line-height:1.55}.submission-wrap{background:var(--surface);border:2px solid var(--blue);border-radius:var(--radius-xl);padding:22px 24px;box-shadow:0 0 0 6px rgba(59,185,245,.08)}.submission-label{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--blue-dark);margin-bottom:14px}.submission-label .label-dot{width:8px;height:8px;border-radius:50%;background:var(--blue);animation:pulse-blue 1.8s ease-out infinite}.submission-input{width:100%;min-height:240px;resize:vertical;font-family:var(--font-copy);font-size:.98rem;line-height:1.65;color:var(--text);background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 18px;transition:all var(--duration-base) var(--ease);box-sizing:border-box}.submission-input:focus{outline:none;border-color:var(--blue);box-shadow:var(--shadow-focus)}.submission-foot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;flex-wrap:wrap;gap:12px}.submission-stats{display:flex;gap:16px;font-size:.82rem;color:var(--text-muted);flex-wrap:wrap}.submission-stats .stat-value{color:var(--text);font-weight:700;font-feature-settings:"tnum"}.stat-warn{color:var(--warn);font-weight:700}.stat-ok{color:var(--success);font-weight:700}.grade-display{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:32px 36px;margin-top:32px;box-shadow:var(--shadow-default)}@media (max-width:760px){.grade-display{padding:24px 20px}}.grade-display-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;flex-wrap:wrap}.grade-display-title{font-size:1.4rem;font-weight:800;color:var(--text);margin-bottom:4px}.grade-display-sub{font-size:.9rem;color:var(--text-muted)}.grade-big{display:flex;align-items:baseline;gap:8px}.grade-big-num{font-size:3rem;font-weight:900;line-height:1;color:var(--text);font-feature-settings:"tnum"}.grade-big-denom{font-size:1.2rem;font-weight:700;color:var(--text-muted)}.grade-display-feedback{font-size:.95rem;color:var(--text-body);line-height:1.65;padding:16px 18px;background:var(--bg-alt);border-radius:var(--radius-md);margin-bottom:24px}.reading-frame{position:relative;margin-bottom:56px;padding:clamp(24px,5vw,48px);background:radial-gradient(circle at top left,rgba(59,185,245,.08),transparent 28%),linear-gradient(180deg,var(--paper) 0,color-mix(in srgb,var(--paper) 84%,var(--paper-strong)) 100%);border:1px solid var(--paper-rule);border-radius:32px;box-shadow:0 28px 60px var(--paper-shadow);overflow:hidden}.reading-frame:before{content:"";position:absolute;inset:14px;border:1px solid color-mix(in srgb,var(--paper-rule) 65%,transparent);border-radius:24px;pointer-events:none}@media (max-width:760px){.reading-frame{padding:18px;border-radius:22px}.reading-frame:before{inset:8px;border-radius:16px}}.reading-frame-meta{position:relative;display:flex;align-items:center;gap:14px;margin-bottom:24px;color:var(--text-muted);z-index:1}.reading-frame-chip,.reading-frame-page{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.16em}.reading-frame-line{flex:1;height:1px;background:linear-gradient(90deg,var(--paper-rule),transparent)}.ebook-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:20px;flex-wrap:wrap;position:relative;z-index:1}.ebook-toolbar-copy{display:flex;flex-direction:column;gap:6px}.ebook-toolbar-label{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.16em;color:var(--blue-dark)}.ebook-toolbar-sub{font-size:.9rem;color:var(--text-muted);line-height:1.55;max-width:460px}.ebook-controls{display:flex;align-items:center;gap:10px}.ebook-page-status{min-width:124px;text-align:center;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);font-feature-settings:"tnum"}.ebook-nav-btn{width:42px;height:42px;border-radius:50%;border:1px solid color-mix(in srgb,var(--paper-rule) 90%,transparent);background:color-mix(in srgb,var(--paper) 90%,var(--surface));color:var(--text);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:transform var(--duration-base) var(--ease),background var(--duration-base) var(--ease);box-shadow:0 10px 24px rgba(15,22,35,.08);font-family:inherit}.ebook-nav-btn:hover:not(:disabled){transform:translateY(-1px);background:color-mix(in srgb,var(--blue-pale) 55%,var(--paper))}.ebook-nav-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.ebook-book{position:relative;max-width:min(760px,100%);margin:0 auto}.ebook-stage{position:relative;min-height:600px}@media (max-width:760px){.ebook-stage{min-height:500px}}.ebook-page{position:relative;display:flex;flex-direction:column;min-width:0;min-height:600px;padding:34px 36px 28px;border-radius:30px;overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.45),transparent 18%),linear-gradient(180deg,color-mix(in srgb,var(--paper) 98%,white) 0,color-mix(in srgb,var(--paper) 86%,var(--paper-strong)) 100%);border:1px solid color-mix(in srgb,var(--paper-rule) 88%,transparent);box-shadow:0 34px 78px rgba(15,22,35,.18),0 10px 26px rgba(15,22,35,.09);animation:pageFadeIn .32s var(--ease)}@media (max-width:760px){.ebook-page{padding:24px 22px 20px;border-radius:22px;min-height:500px}}.ebook-page:after{content:"";position:absolute;inset:14px;border:1px solid color-mix(in srgb,var(--paper-rule) 65%,transparent);border-radius:18px;pointer-events:none}@media (max-width:760px){.ebook-page:after{inset:10px;border-radius:14px}}@keyframes pageFadeIn{0%{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}.ebook-page.is-prev{animation-name:pageFadeInPrev}@keyframes pageFadeInPrev{0%{opacity:0;transform:translateX(-20px)}to{opacity:1;transform:translateX(0)}}.ebook-page-head{display:flex;flex-direction:column;gap:6px;padding-bottom:18px;margin-bottom:22px;border-bottom:1px solid color-mix(in srgb,var(--paper-rule) 85%,transparent);position:relative;z-index:1}.ebook-page-kicker{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.18em;color:var(--blue-dark)}.ebook-page-title{font-family:var(--font-display);font-size:clamp(1.6rem,2.4vw,2.2rem);line-height:1.05;letter-spacing:-.03em;color:var(--text);font-weight:600}.ebook-page-body{flex:1;min-width:0;position:relative;z-index:1;font-family:var(--font-copy)}.ebook-page-body p{font-size:1rem;color:var(--text-body);line-height:1.75;margin-bottom:14px}.ebook-page-body h3{font-family:var(--font);font-size:1.05rem;font-weight:700;color:var(--text);margin:22px 0 8px}.ebook-page-body ol,.ebook-page-body ul{margin:12px 0;padding-left:22px;line-height:1.7}.ebook-page-body li{margin-bottom:4px;color:var(--text-body)}.ebook-page-body strong{color:var(--text);font-weight:700}.ebook-page-foot{justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid color-mix(in srgb,var(--paper-rule) 65%,transparent);font-size:.72rem;color:var(--text-muted);font-weight:600;letter-spacing:.04em}.ebook-page-foot,.ebook-progress{display:flex;margin-top:18px;position:relative;z-index:1}.ebook-progress{gap:8px;justify-content:center;flex-wrap:wrap}.ebook-progress-dot{width:8px;height:8px;border-radius:50%;background:color-mix(in srgb,var(--paper-rule) 70%,transparent);border:none;padding:0;cursor:pointer;transition:all var(--duration-base) var(--ease)}.ebook-progress-dot.active{background:var(--blue);transform:scale(1.4)}.ebook-progress-dot:hover:not(.active){background:var(--text-muted)}.ebook-callout{background:linear-gradient(135deg,var(--blue-pale) 0,rgba(59,185,245,.04) 100%);border:1px solid rgba(59,185,245,.25);border-radius:14px;padding:18px 22px;margin-top:18px}.ebook-callout .callout-kicker{display:inline-flex;align-items:center;gap:6px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--blue-dark);margin-bottom:12px}.ebook-callout .callout-block{margin-bottom:10px}.ebook-callout .callout-block:last-child{margin-bottom:0}.ebook-callout .callout-block-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:4px}.ebook-callout .callout-block-text{font-size:.92rem;color:var(--text-body);line-height:1.55}