:root{--ink:#14231c;--muted:#566a60;--green:#0f6b4c;--green-d:#0a4f39;--soft:#eaf4ee;--line:#dbe6df;--paper:#fbfcfa;--card:#fff;--warm:#f6efe2;--radius:18px;font-family:Inter,"Segoe UI",system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}
*{box-sizing:border-box}body{margin:0;min-width:320px}img{max-width:100%}a{color:var(--green)}a:hover{color:var(--green-d)}a:focus-visible,summary:focus-visible,.button:focus-visible{outline:3px solid #f3b43f;outline-offset:3px;border-radius:6px}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}h1{font-size:clamp(34px,5.4vw,60px);letter-spacing:-.04em}h2{font-size:clamp(25px,3vw,34px)}h3{font-size:20px}p{margin:0 0 1em}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 14px;border-radius:8px;z-index:20}.skip:focus{left:8px}
.wrap{max-width:1160px;margin:0 auto;padding:36px 24px}.wrap.narrow{max-width:820px}.center{text-align:center}.center .actions{justify-content:center}
.muted{color:var(--muted)}.lead{font-size:clamp(18px,2vw,21px);color:var(--muted);max-width:720px}.eyebrow{color:var(--green);font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.6em}
.site-header{position:sticky;top:0;z-index:10;background:rgba(251,252,250,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{max-width:1160px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;position:relative}
.brand{font-weight:850;font-size:28px;letter-spacing:-.04em;text-decoration:none;color:var(--ink)}.brand span{color:var(--green)}
.bar nav{display:flex;align-items:center;gap:6px}.bar nav a{padding:8px 14px;border-radius:10px;text-decoration:none;color:var(--ink);font-weight:550}.bar nav a:hover,.bar nav a[aria-current]{background:var(--soft)}.bar nav a.button{color:#fff;margin-left:8px}
.menu-toggle{position:absolute;opacity:0;pointer-events:none}.menu-button{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;cursor:pointer;align-items:center;justify-content:center;background:#fff}
.menu-button span,.menu-button span::before,.menu-button span::after{display:block;width:20px;height:2px;background:var(--ink);content:"";position:relative}.menu-button span::before{position:absolute;top:-6px}.menu-button span::after{position:absolute;top:6px}
.menu-toggle:focus-visible+.menu-button{outline:3px solid #f3b43f}
.button{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border:1px solid var(--green);border-radius:12px;padding:13px 24px;text-decoration:none;font-weight:650;cursor:pointer;transition:background .15s}.button:hover{background:var(--green-d);color:#fff}.button.secondary{background:#fff;color:var(--green)}.button.secondary:hover{background:var(--soft);color:var(--green-d)}.button.small{padding:9px 18px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero{max-width:1160px;margin:0 auto;padding:72px 24px 80px;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}.hero.small{display:block;padding:64px 24px 40px}.hero-note{margin-top:22px;color:var(--muted);font-size:15px}
.hero-panel{background:linear-gradient(160deg,var(--soft),var(--warm));border-radius:28px;padding:34px;min-height:280px;display:flex;align-items:center}.mock{width:100%;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 24px 48px -28px rgba(15,107,76,.5)}.mock-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}.mock-row span{color:var(--muted)}.mock-bar{height:10px;background:var(--soft);border-radius:99px;overflow:hidden;margin:18px 0 8px}.mock-bar i{display:block;height:100%;background:var(--green);border-radius:99px}.mock small{color:var(--muted)}
.band{background:var(--soft);margin:24px 0}.band.alt{background:var(--warm)}.band .wrap{padding-top:52px;padding-bottom:52px}
.steps{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}.steps span{display:inline-flex;width:36px;height:36px;border-radius:50%;background:var(--green);color:#fff;align-items:center;justify-content:center;font-weight:700;margin-bottom:14px}.steps p{color:var(--muted);margin:0}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 8px}.chip{padding:9px 18px;border:1px solid var(--line);border-radius:99px;text-decoration:none;color:var(--ink);background:#fff;font-weight:550}.chip:hover,.chip.on{background:var(--green);border-color:var(--green);color:#fff}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:22px}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.card h3{margin-bottom:.4em}.card h3 a{text-decoration:none;color:var(--ink)}.card h3 a:hover{color:var(--green)}.card p{color:var(--muted)}
.tutor-card,.student-card{display:flex;gap:16px;align-items:flex-start}.tc-body{min-width:0}.tutor-card p,.student-card p{margin:0 0 .5em}.tc-meta{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-size:14px;color:var(--muted)}.tc-meta strong{color:var(--ink)}
.avatar{flex:none;width:52px;height:52px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:750;font-size:18px}.avatar.alt{background:#b5772a}.avatar.big{width:92px;height:92px;font-size:30px}
.badge{display:inline-block;margin-left:8px;padding:2px 10px;border-radius:99px;font-size:12px;font-weight:650;vertical-align:middle;background:var(--soft);color:var(--green)}
.post-card time{font-size:14px;color:var(--muted)}.post-card .eyebrow{margin-bottom:.4em;font-size:12px}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px}.section-head a{font-weight:600;text-decoration:none}
.ticks{list-style:none;padding:0;margin:0 0 24px}.ticks li{padding-left:30px;position:relative;margin-bottom:.5em}.ticks li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}.faq summary{cursor:pointer;font-weight:650;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:16px}.faq summary::after{content:"+";font-size:22px;color:var(--green)}.faq details[open] summary::after{content:"−"}.faq p{color:var(--muted);padding-bottom:12px;margin:0}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:22px;display:flex;flex-wrap:wrap;gap:6px}.crumbs a{color:var(--muted)}.crumbs i{font-style:normal;opacity:.5}
.pager{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:36px}.pager a{font-weight:600;text-decoration:none}
.empty{padding:36px;background:var(--soft);border-radius:var(--radius);text-align:center}
.profile-head{display:grid;grid-template-columns:auto 1fr 300px;gap:28px;align-items:start;margin-bottom:12px}.profile-head .lead{margin-bottom:.6em}.profile section{margin-top:34px}.book{position:sticky;top:84px}.book .price{font-size:28px;font-weight:800;color:var(--ink);margin-bottom:.3em}.book .price small{font-size:15px;color:var(--muted);font-weight:500}.book .button{width:100%}
.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}th{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.hours{list-style:none;padding:0;margin:0 0 10px}.hours li{padding:8px 0;border-bottom:1px solid var(--line)}.hours b{display:inline-block;min-width:140px}
.review{margin:0 0 14px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:14px}.review p{margin:0 0 .4em}.review footer{color:var(--muted);font-size:14px}.stars{color:#d98e04;letter-spacing:2px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stats div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.stats b{display:block;font-size:30px;line-height:1.1}.stats span{color:var(--muted);font-size:14px}
.topics{list-style:none;padding:0;margin:0}.topics li{display:grid;grid-template-columns:1fr 160px 48px;gap:14px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}.topics small{color:var(--muted)}.topics meter{width:100%;height:10px}.topics b{text-align:right}
.note{margin-top:36px;background:var(--soft);border-color:transparent}
.article{max-width:820px}.article header h1{font-size:clamp(30px,4.6vw,46px)}.toc{background:var(--soft);border-radius:var(--radius);padding:18px 24px;margin:24px 0}.toc ol{margin:.5em 0 0;padding-left:20px}.toc a{text-decoration:none}
.prose{font-size:18px}.prose h2{margin-top:1.6em}.prose ul,.prose ol{padding-left:24px;margin:0 0 1.2em}.prose li{margin-bottom:.4em}.prose strong{color:#0c3b2b}
.cta{margin-top:40px;background:var(--soft);border-color:transparent}.cta p{color:var(--ink)}
.legal-facts{display:grid;gap:10px;margin:0}.legal-facts div{display:grid;grid-template-columns:140px 1fr;gap:14px;padding:10px 0;border-bottom:1px solid var(--line)}.legal-facts dt{color:var(--muted)}.legal-facts dd{margin:0}
.site-footer{margin-top:64px;background:#10261d;color:#cfe0d6;padding:48px 24px 28px}.site-footer a{color:#cfe0d6;text-decoration:none}.site-footer a:hover{color:#fff;text-decoration:underline}.site-footer .brand{color:#fff}.site-footer .brand span{color:#6ed1a5}
.foot-grid{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}.foot-grid h3{font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:#fff}.foot-grid a{display:block;margin-bottom:8px}.foot-grid p{font-size:14px;margin-top:12px}
.legal{max-width:1160px;margin:32px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:13px;color:#9db3a7}
@media(max-width:960px){.grid,.grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{grid-template-columns:1fr;padding-top:48px}.hero-panel{min-height:0}.profile-head{grid-template-columns:auto 1fr}.book{grid-column:1/-1;position:static}.foot-grid{grid-template-columns:1fr 1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.menu-button{display:inline-flex}.bar nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 24px 20px;flex-direction:column;align-items:stretch}.bar nav a{padding:12px 8px}.bar nav a.button{margin:8px 0 0;text-align:center}.menu-toggle:checked~nav{display:flex}}
@media(max-width:640px){.wrap{padding:28px 18px}.grid,.grid.three,.steps,.cols{grid-template-columns:1fr}.cols{gap:28px}.actions{flex-direction:column}.actions .button{width:100%}.profile-head{grid-template-columns:1fr}.avatar.big{width:72px;height:72px}.topics li{grid-template-columns:1fr 48px}.topics meter{grid-column:1/-1;grid-row:2}.foot-grid{grid-template-columns:1fr}.legal-facts div{grid-template-columns:1fr;gap:2px}.hours b{display:block}.bar{padding:10px 18px}}
@media(prefers-reduced-motion:no-preference){.card{transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:0 18px 34px -24px rgba(15,107,76,.45);transform:translateY(-2px)}}