:root {
  --navy:#152640;--navy-soft:#28405f;--green:#356d52;--green-dark:#25523d;--eucalyptus:#dfe9df;
  --cream:#f7f2e9;--cream-deep:#efe6d8;--paper:#fffdfa;--sky:#e8f1f5;--terracotta:#cb6744;
  --terracotta-soft:#f6e6df;--amber:#c58a29;--line:#deded7;--muted:#65717a;--red:#a9434c;
  --shadow:0 18px 50px rgba(24,38,51,.09);--shadow-soft:0 7px 22px rgba(24,38,51,.055);
  --serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--navy);background:var(--cream);font-family:var(--sans)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--cream)}
button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit}h1,h2,h3,p{margin-top:0}
h1,h2{font-family:var(--serif);font-weight:600;letter-spacing:-.035em}h1{font-size:clamp(2.75rem,5.4vw,5.5rem);line-height:.94}h2{font-size:clamp(2rem,3vw,3rem);line-height:1}h3{margin-bottom:.55rem;font-size:1.25rem;letter-spacing:-.02em}
.eyebrow{margin:0 0 .5rem;color:var(--green);font-size:.7rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.muted{color:var(--muted);line-height:1.6}
.brand{display:inline-flex;align-items:center;gap:.75rem;color:var(--navy);font-family:var(--serif);font-size:1.18rem;font-weight:700;text-decoration:none}
.brand-mark{display:grid;width:54px;height:54px;place-items:center;border:1px solid rgba(53,109,82,.3);border-radius:18px 18px 18px 7px;background:var(--paper);color:var(--green);font-family:var(--sans);font-size:.78rem;font-weight:900;letter-spacing:-.04em;box-shadow:var(--shadow-soft)}
.brand-mark.small{width:40px;height:40px;margin:0;border-radius:13px 13px 13px 5px;box-shadow:none}

.auth-shell{display:grid;min-height:100vh;grid-template-columns:minmax(0,1.08fr) minmax(410px,.92fr);background:var(--paper)}
.brand-panel{position:relative;display:flex;min-height:100vh;flex-direction:column;justify-content:space-between;overflow:hidden;padding:clamp(2rem,5vw,4.5rem);background:linear-gradient(145deg,#fbf8f1 0%,#f2ecdf 100%)}
.brand-panel::before,.brand-panel::after{position:absolute;border-radius:50%;content:"";pointer-events:none}.brand-panel::before{right:-12%;bottom:-15%;width:58vw;height:58vw;border:1px solid rgba(53,109,82,.15);background:radial-gradient(circle at 35% 32%,rgba(229,194,133,.5),transparent 18%),radial-gradient(circle at 42% 46%,rgba(120,158,143,.24),transparent 42%)}
.brand-panel::after{right:10%;bottom:7%;width:32vw;height:32vw;border:1px solid rgba(21,38,64,.09)}
.auth-intro{position:relative;z-index:1;max-width:710px;margin:auto 0;padding:4rem 0}.auth-intro h1{max-width:680px;margin-bottom:1.4rem}.auth-intro>p:not(.eyebrow){max-width:610px;color:var(--navy-soft);font-size:clamp(1.05rem,1.8vw,1.3rem);line-height:1.65}
.brand-stats{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:2rem}.brand-stats span{padding:.65rem .85rem;border:1px solid rgba(53,109,82,.22);border-radius:999px;background:rgba(255,253,250,.68);color:var(--green-dark);font-size:.8rem;font-weight:750}
.auth-quote{position:relative;z-index:1;display:flex;align-items:center;gap:.75rem;color:var(--navy-soft)}.auth-quote p{margin:0;font-family:var(--serif);font-size:1rem;font-style:italic}.quote-mark{color:var(--terracotta);font-family:var(--serif);font-size:2.4rem;line-height:.6}
.auth-card{display:flex;min-height:100vh;align-items:center;justify-content:center;padding:clamp(2rem,6vw,6rem);background:var(--paper)}.auth-card form{width:min(100%,430px)}.auth-card h2{margin-bottom:1rem}.auth-card label{display:grid;gap:.5rem;margin:1.15rem 0;color:var(--navy);font-size:.88rem;font-weight:750}
.auth-card input,.chat-input textarea,.profile-card select{width:100%;border:1px solid var(--line);border-radius:14px;outline:none;background:#fff;color:var(--navy)}.auth-card input{padding:.95rem 1rem}.auth-card input:focus,.chat-input textarea:focus,.profile-card select:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(53,109,82,.11)}
.primary,.secondary,.cream{min-height:48px;border:0;border-radius:12px;padding:.85rem 1.15rem;font-weight:800;transition:transform .15s ease,background .15s ease,box-shadow .15s ease}.primary{width:100%;background:var(--terracotta);color:#fff;box-shadow:0 8px 20px rgba(203,103,68,.18)}.primary:hover{background:#b95737;transform:translateY(-1px)}.primary.compact{display:inline-flex;width:auto;min-height:42px;align-items:center;justify-content:center;padding:.72rem 1.05rem;text-decoration:none;white-space:nowrap}.secondary{border:1px solid rgba(53,109,82,.32);background:var(--paper);color:var(--green-dark)}.secondary:hover{background:var(--eucalyptus)}.cream{background:var(--cream);color:var(--navy)}
.link-button,.text-action{border:0;background:none;color:var(--green);font-weight:800}.link-button{display:block;padding:1rem 0}.text-action{padding:.65rem 0;font-size:.84rem}.error{min-height:1.5rem;color:var(--red)}

.app-shell{min-height:100vh;background:var(--cream)}.site-header{position:sticky;z-index:30;top:0;display:grid;min-height:78px;grid-template-columns:auto 1fr auto;align-items:center;gap:2rem;padding:0 clamp(1rem,4vw,4rem);border-bottom:1px solid rgba(21,38,64,.11);background:rgba(255,253,250,.96);backdrop-filter:blur(16px)}
.brand-button{border:0;background:none;text-align:left}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:.2rem}.desktop-nav button,.mobile-nav button{border:0;background:none;color:var(--navy-soft);font-size:.86rem;font-weight:700}.desktop-nav button{position:relative;padding:1.8rem .85rem}.desktop-nav button::after{position:absolute;right:.85rem;bottom:1.15rem;left:.85rem;height:2px;border-radius:4px;background:var(--green);content:"";opacity:0;transform:scaleX(.5);transition:.18s ease}.desktop-nav button:hover,.desktop-nav button.active{color:var(--green-dark)}.desktop-nav button.active::after{opacity:1;transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:.65rem}.user-chip{display:grid;width:39px;height:39px;place-items:center;border-radius:50%;background:var(--green);color:#fff;font-size:.78rem;font-weight:900}.sign-out{border:0;background:none;color:var(--muted);font-size:.78rem;font-weight:750}.menu-toggle,.mobile-nav{display:none}
.workspace{width:min(100%,1440px);margin:0 auto;padding:0 clamp(1rem,4vw,4rem) 4rem}.page-bar{display:flex;min-height:118px;align-items:end;justify-content:space-between;padding:2.2rem 0 1.3rem}.page-bar h2{margin:0}body[data-current-page="home"] .page-bar{display:none}.page{display:none}.active-page{display:block}

.home-hero{position:relative;display:grid;min-height:500px;grid-template-columns:minmax(0,1.75fr) minmax(300px,.65fr);gap:1.15rem;overflow:hidden;padding-top:clamp(2rem,5vw,4.5rem)}
.home-hero::before{position:absolute;z-index:0;top:28%;left:35%;width:54%;height:56%;border-radius:50% 50% 0 0;background:radial-gradient(circle at 50% 15%,rgba(235,186,110,.48),transparent 17%),radial-gradient(ellipse at 42% 80%,rgba(93,137,116,.25),transparent 51%);content:"";filter:blur(1px);pointer-events:none}
.hero-copy{position:relative;z-index:1;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:0 0 1.5rem 1rem}.hero-copy h1{max-width:760px;margin-bottom:1rem;color:var(--navy)}.track-label{display:inline-flex;align-items:center;gap:.5rem;margin-bottom:1.8rem;color:var(--green-dark);font-size:1.15rem;font-weight:750}.track-label::before{display:inline-block;width:10px;height:14px;border-radius:7px 7px 7px 2px;background:var(--green);content:""}
.next-lesson{display:grid;width:min(100%,760px);grid-template-columns:auto 1fr auto;align-items:center;gap:1rem;padding:1.1rem;border:1px solid rgba(21,38,64,.12);border-radius:18px;background:rgba(255,253,250,.94);box-shadow:var(--shadow)}.lesson-icon{display:grid;width:46px;height:46px;place-items:center;border-radius:50%;background:var(--eucalyptus);color:var(--green-dark);font-size:.75rem;font-weight:900}.next-lesson span,.next-lesson small{display:block;color:var(--muted);font-size:.72rem}.next-lesson span{margin-bottom:.25rem;color:var(--green);font-weight:850;letter-spacing:.08em;text-transform:uppercase}.next-lesson strong{display:block;margin-bottom:.25rem}
.progress-card{position:relative;z-index:1;align-self:center;padding:1.5rem;border:1px solid rgba(21,38,64,.12);border-radius:20px;background:rgba(255,253,250,.96);box-shadow:var(--shadow)}.progress-ring{display:grid;width:190px;height:190px;margin:1.2rem auto 1.5rem;place-items:center;border-radius:50%;background:conic-gradient(var(--green) var(--progress),#e6e4de 0)}.progress-ring::before{grid-area:1/1;width:148px;height:148px;border-radius:50%;background:var(--paper);content:""}.progress-ring>div{z-index:1;grid-area:1/1;text-align:center}.progress-ring strong,.progress-ring span{display:block}.progress-ring strong{font-family:var(--serif);font-size:2.4rem;font-weight:600}.progress-ring span{color:var(--muted);font-size:.75rem}.completion-copy{display:flex;justify-content:space-between;gap:.75rem;margin-bottom:.6rem;color:var(--muted);font-size:.76rem}.completion-copy strong{color:var(--navy)}.support-note{margin:1.2rem 0 0;padding-top:1rem;border-top:1px solid var(--line);color:var(--green-dark);font-family:var(--serif);font-size:.95rem;line-height:1.45}

.action-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:1rem 0}.action-card{display:grid;min-height:118px;grid-template-columns:auto 1fr auto;align-items:center;gap:1rem;padding:1.15rem;border:1px solid var(--line);border-radius:17px;color:var(--navy);text-align:left;text-decoration:none;box-shadow:var(--shadow-soft);transition:transform .17s ease,box-shadow .17s ease}.action-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.action-card.watch{background:var(--sky)}.action-card.practice{background:#eef3eb}.action-card.ask{background:var(--terracotta-soft)}.action-icon{display:grid;width:55px;height:55px;place-items:center;border-radius:50%;background:var(--navy-soft);color:#fff;font-weight:900}.practice .action-icon{background:var(--green)}.ask .action-icon{background:var(--terracotta);font-size:.72rem;letter-spacing:.08em}.action-card strong,.action-card small{display:block}.action-card strong{margin-bottom:.35rem;font-family:var(--serif);font-size:1.25rem}.action-card small{color:var(--muted);line-height:1.4}.action-card b{color:var(--green)}
.home-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1rem}.card,.summary-card{border:1px solid var(--line);border-radius:18px;background:var(--paper);box-shadow:var(--shadow-soft)}.card{padding:1.35rem}.section-heading,.chat-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.section-heading h3{margin-bottom:1rem}.summary-list{display:grid}.summary-card{display:grid;grid-template-columns:1fr auto;align-items:center;padding:.9rem 0;border:0;border-top:1px solid var(--line);border-radius:0;box-shadow:none}.summary-card:first-child{border-top:0}.summary-card span{color:var(--muted);font-size:.8rem}.summary-card strong{grid-row:1/span 2;grid-column:2;font-family:var(--serif);font-size:1.8rem;font-weight:600}.summary-card small{color:var(--green);font-weight:750}
.accuracy-list{display:grid}.accuracy-row{display:grid;grid-template-columns:minmax(145px,1.25fr) 1.5fr auto;align-items:center;gap:.85rem;padding:.67rem 0;border-top:1px solid var(--line);font-size:.79rem}.accuracy-row:first-child{border-top:0}.accuracy-row>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.accuracy-row strong{min-width:52px;color:var(--green-dark);text-align:right}.track{height:7px;overflow:hidden;border-radius:99px;background:#e5e5de}.fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--green),#6fa682)}
.coach-callout{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1rem;margin-top:1rem;padding:1.1rem 1.25rem;border:1px solid rgba(53,109,82,.22);border-radius:18px;background:linear-gradient(100deg,#f9f4eb,#fffdfa)}.coach-callout p{margin-bottom:0;color:var(--navy-soft);line-height:1.5}.coach-callout .eyebrow{margin-bottom:.2rem;color:var(--green)}.coach-avatar{display:grid;width:48px;height:48px;place-items:center;border-radius:50%;background:var(--green);color:#fff;font-weight:900}

.section-intro{max-width:720px;color:var(--muted);line-height:1.6}.domain-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.domain-card{padding:1.4rem;border:1px solid var(--line);border-radius:18px;background:var(--paper);box-shadow:var(--shadow-soft)}.domain-card h3{margin-top:1rem}.domain-number{display:inline-grid;width:34px;height:34px;place-items:center;border-radius:50%;background:var(--eucalyptus);color:var(--green-dark);font-weight:900}.domain-meta{display:flex;justify-content:space-between;gap:1rem;color:var(--muted);font-size:.8rem}.domain-actions{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1rem}.domain-actions button,.domain-actions a{border:1px solid rgba(53,109,82,.2);border-radius:10px;background:#f1f5ef;color:var(--green-dark);padding:.7rem .8rem;font-size:.78rem;font-weight:800;text-decoration:none}
.quiz-launcher{max-width:900px;margin:0 auto;padding:clamp(2rem,6vw,4.5rem);text-align:center}.quiz-launcher h3{font-family:var(--serif);font-size:2.1rem}.quiz-lengths{display:grid;grid-template-columns:repeat(6,1fr);gap:.65rem;margin:2rem 0}.quiz-lengths button{border:1px solid var(--line);border-radius:13px;background:#fff;padding:1rem;color:var(--navy);font-size:1.05rem;font-weight:900}.quiz-lengths button:hover{border-color:var(--green);background:var(--eucalyptus)}.question-progress{display:flex;justify-content:space-between;gap:1rem;margin-bottom:1.2rem;color:var(--muted);font-size:.82rem}.choice-list{display:grid;gap:.75rem;margin-top:1.5rem}.choice{display:flex;gap:.9rem;border:1px solid var(--line);border-radius:14px;background:#fff;padding:1rem;color:var(--navy);text-align:left}.choice:hover{border-color:var(--green);background:#f8fbf7}.choice b{display:grid;min-width:30px;height:30px;place-items:center;border-radius:50%;background:var(--eucalyptus);color:var(--green-dark)}.feedback{max-width:100%;margin:1rem 0;overflow-wrap:anywhere;border-left:4px solid var(--terracotta);border-radius:4px 14px 14px 4px;background:#fbf0e8;padding:1rem;line-height:1.6;white-space:pre-wrap;word-break:break-word}
.chat-page{max-width:1040px;margin:0 auto}.chat-card{overflow:hidden;padding:0}.chat-heading{padding:1.35rem;border-bottom:1px solid var(--line)}.chat-heading h3{margin-bottom:.3rem;font-family:var(--serif);font-size:1.65rem}.chat-heading p:not(.eyebrow){margin-bottom:0;color:var(--muted);font-size:.82rem}.chat-log{display:flex;min-height:calc(100vh - 340px);height:auto;flex-direction:column;gap:.85rem;overflow:visible;padding:1.35rem;background:#f6f6f1}.bubble{min-width:0;max-width:min(720px,88%);overflow-wrap:anywhere;border-radius:17px;padding:.95rem 1rem;line-height:1.6;white-space:pre-wrap;word-break:break-word}.bubble.bot{align-self:flex-start;border:1px solid var(--line);background:var(--paper)}.bubble.user{align-self:flex-end;background:var(--green);color:#fff}.bubble a,.feedback a{color:var(--green);font-weight:750;overflow-wrap:anywhere}.chat-input{position:sticky;z-index:8;bottom:0;display:grid;grid-template-columns:1fr 110px;align-items:end;gap:.75rem;padding:1rem;border-top:1px solid var(--line);background:var(--paper);box-shadow:0 -10px 24px rgba(24,38,51,.06)}.chat-input textarea{min-height:49px;max-height:120px;padding:.85rem 1rem;resize:none;line-height:1.4}.chat-input .primary{height:49px}.profile-card{max-width:900px}.toast{position:fixed;z-index:60;top:1.2rem;right:1.2rem;max-width:min(390px,calc(100vw - 2rem));border-radius:12px;background:var(--navy);color:#fff;padding:.85rem 1rem;opacity:0;pointer-events:none;transform:translateY(-10px);transition:.2s}.toast.show{opacity:1;transform:none}

@media(max-width:980px){.desktop-nav,.header-actions>.sign-out{display:none}.site-header{grid-template-columns:1fr auto}.menu-toggle{display:grid;width:42px;height:42px;place-content:center;gap:4px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}.menu-toggle span{width:18px;height:2px;border-radius:4px;background:var(--navy)}.mobile-nav{position:absolute;top:100%;right:1rem;left:1rem;display:none;grid-template-columns:1fr 1fr;gap:.35rem;padding:.65rem;border:1px solid var(--line);border-radius:0 0 16px 16px;background:var(--paper);box-shadow:var(--shadow)}.site-header.menu-open .mobile-nav{display:grid}.mobile-nav button{padding:.8rem;border-radius:10px;text-align:left}.mobile-nav button.active{background:var(--eucalyptus);color:var(--green-dark)}.home-hero{grid-template-columns:minmax(0,1.45fr) minmax(270px,.65fr)}.next-lesson{grid-template-columns:auto 1fr}.next-lesson .primary{grid-column:1/-1}}
@media(max-width:760px){.auth-shell{grid-template-columns:1fr}.brand-panel{min-height:42vh;padding:1.4rem}.brand-panel::before{right:-30%;width:100vw;height:100vw}.auth-intro{padding:3.5rem 0 1.5rem}.auth-intro h1{font-size:clamp(2.65rem,14vw,4.1rem)}.auth-intro>p:not(.eyebrow){font-size:1rem}.brand-stats,.auth-quote{display:none}.auth-card{min-height:58vh;padding:2.2rem 1.3rem}.site-header{min-height:68px;padding:0 1rem;gap:.7rem}.site-header .brand{gap:.55rem;font-size:.95rem}.brand-mark.small{width:36px;height:36px}.header-actions{gap:.45rem}.user-chip{width:36px;height:36px}.workspace{padding:0 1rem 2rem}.page-bar{min-height:98px;padding:1.5rem 0 1rem}.home-hero{display:block;min-height:auto;padding-top:2.6rem}.home-hero::before{top:6%;left:28%;width:82%;height:44%}.hero-copy{padding:0}.hero-copy h1{margin-bottom:.85rem;font-size:clamp(2.75rem,14.5vw,4.5rem)}.track-label{margin-bottom:1.25rem;font-size:1rem}.next-lesson{grid-template-columns:auto 1fr;padding:.95rem}.next-lesson .primary{grid-column:1/-1;width:100%}.progress-card{margin-top:1rem;padding:1rem}.progress-ring{width:145px;height:145px;margin:.8rem auto 1.1rem}.progress-ring::before{width:112px;height:112px}.progress-ring strong{font-size:2rem}.action-grid{grid-template-columns:repeat(3,1fr);gap:.55rem}.action-card{display:flex;min-height:105px;flex-direction:column;justify-content:center;gap:.4rem;padding:.75rem .35rem;text-align:center}.action-card>span:nth-child(2) small,.action-card>b{display:none}.action-icon{width:44px;height:44px}.action-card strong{margin:0;font-size:.95rem}.home-grid{grid-template-columns:1fr}.card{padding:1rem;border-radius:16px}.section-heading{align-items:flex-start}.accuracy-row{grid-template-columns:minmax(110px,1.2fr) 1fr auto;gap:.5rem}.coach-callout{grid-template-columns:auto 1fr}.coach-callout .secondary{grid-column:1/-1;width:100%}.domain-grid{grid-template-columns:1fr}.quiz-lengths{grid-template-columns:repeat(3,1fr)}.chat-page{padding-bottom:0}.chat-heading{padding:1rem}.chat-heading h3{max-width:220px;font-size:1.25rem}.chat-heading p:not(.eyebrow){display:none}.chat-heading .text-action{max-width:110px;padding-top:0;text-align:right}.chat-log{min-height:calc(100dvh - 285px - env(safe-area-inset-top));padding:1rem}.bubble{max-width:94%;padding:.85rem;font-size:.96rem}.chat-input{bottom:env(safe-area-inset-bottom);grid-template-columns:minmax(0,1fr) 74px;gap:.55rem;padding:.8rem}.chat-input .primary{width:74px;padding:.6rem}.profile-card dl{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation-duration:.01ms!important}}