:root{
  --bg:#fffdfb;
  --ink:#3d2a20;
  --muted:#755f53;
  --brand:#8a563b;
  --brand-dark:#68402d;
  --sand:#efe5df;
  --sand-2:#f7f1ed;
  --accent:#d8946d;
  --line:#e2d4ca;
  --white:#fff;
  --shadow:0 18px 45px rgba(76,46,30,.10);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'DM Sans',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,253,251,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,212,202,.7)}
.nav-wrap{height:84px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{width:215px;height:68px;object-fit:contain;object-position:left center}
.nav-links{display:flex;align-items:center;gap:28px;font-weight:600;font-size:.95rem}
.nav-links a:not(.btn):hover{color:var(--brand)}
.nav-toggle{display:none;border:0;background:none;font-size:1.6rem;color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;border-radius:999px;background:var(--brand);color:#fff;border:1px solid var(--brand);font-weight:700;box-shadow:0 8px 20px rgba(138,86,59,.17);transition:.2s ease;cursor:pointer;font:inherit}
.btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-small{padding:10px 17px}
.btn-ghost{background:transparent;color:var(--brand);box-shadow:none}
.hero{padding:76px 0 50px;background:radial-gradient(circle at 85% 20%,rgba(216,148,109,.18),transparent 28%),linear-gradient(180deg,#fffdfb 0%,#fbf6f2 100%)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:55px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-weight:700;font-size:.78rem;color:var(--brand)}
h1,h2,h3{font-family:'Playfair Display',Georgia,serif;line-height:1.1;margin:0 0 18px}
h1{font-size:clamp(3rem,6vw,5.7rem);max-width:760px}
h2{font-size:clamp(2.1rem,4vw,3.7rem)}
h3{font-size:1.45rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:650px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 24px}
.quick-contact{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:.93rem}
.quick-contact a:hover{color:var(--brand)}
.hero-art img{border-radius:32px;box-shadow:var(--shadow);border:1px solid var(--line)}
.trust-strip{background:var(--ink);color:#fff;padding:23px 0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-grid div{display:flex;flex-direction:column}
.trust-grid strong{font-size:.98rem}
.trust-grid span{font-size:.82rem;opacity:.72}
.section{padding:96px 0}
.section-soft{background:var(--sand-2)}
.section-heading{max-width:760px;margin-bottom:44px}
.section-heading p{color:var(--muted);font-size:1.08rem;margin:0}
.split-heading{max-width:none;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:end}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:0 8px 28px rgba(76,46,30,.05)}
.card p{margin-bottom:0;color:var(--muted)}
.icon{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:13px;background:var(--sand);margin-bottom:18px;font-size:1.2rem;color:var(--brand)}
.price-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:13px}
.price-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 18px;display:flex;flex-direction:column;gap:7px}
.price-card span{color:var(--muted);font-size:.92rem}
.price-card strong{font-size:1.65rem;color:var(--brand)}
.dissertation-grid{display:grid;grid-template-columns:1.45fr .55fr;gap:28px;align-items:start}
.dissertation-panel{padding:46px;border:1px solid var(--line);border-radius:30px;background:linear-gradient(135deg,#fff 0%,#fbf4ef 100%);box-shadow:var(--shadow)}
.dissertation-panel>p{color:var(--muted)}
.big-price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.big-price strong{font-size:2.6rem;color:var(--brand)}
.big-price span{font-size:.95rem}
.check-list{padding:0;margin:26px 0 30px;display:grid;grid-template-columns:1fr 1fr;gap:12px 26px;list-style:none}
.check-list li{position:relative;padding-left:28px}
.check-list li::before{content:'✓';position:absolute;left:0;color:var(--brand);font-weight:800}
.note-card{background:var(--ink);color:#fff;border-radius:28px;padding:34px;position:sticky;top:110px}
.note-card p{opacity:.78;margin-bottom:0}
.contact-section{background:var(--sand)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:start}
.contact-grid>div>p{color:var(--muted);font-size:1.05rem}
.contact-links{display:grid;gap:12px;margin-top:28px}
.contact-links a{padding:16px 0;border-bottom:1px solid rgba(104,64,45,.18);display:flex;justify-content:space-between;gap:20px}
.contact-links span{color:var(--muted)}
.contact-links strong{text-align:right}
.contact-form{background:#fff;padding:34px;border-radius:28px;box-shadow:var(--shadow);display:grid;gap:16px}
.contact-form label{font-size:.88rem;font-weight:700;color:var(--brand-dark)}
.contact-form input,.contact-form textarea{width:100%;margin-top:7px;border:1px solid var(--line);border-radius:12px;padding:13px 14px;background:#fffdfb;font:inherit;color:var(--ink);outline:none}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(216,148,109,.14)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hidden{display:none}
footer{padding:32px 0;background:#2f211b;color:#fff}
.footer-grid{display:flex;justify-content:space-between;align-items:center;gap:28px}
.footer-grid img{width:190px;background:#fff;border-radius:14px;padding:7px}
.footer-grid p{opacity:.72;margin:0;text-align:right;font-size:.9rem}
@media(max-width:900px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:84px;left:20px;right:20px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .nav-links.open{display:flex}
  .hero-grid,.contact-grid,.dissertation-grid,.split-heading{grid-template-columns:1fr}
  .hero{padding-top:48px}
  .hero-art{order:-1}
  .hero-art img{max-height:430px;width:100%;object-fit:cover;object-position:top}
  .cards{grid-template-columns:1fr 1fr}
  .price-grid{grid-template-columns:repeat(3,1fr)}
  .trust-grid{grid-template-columns:1fr 1fr}
  .note-card{position:static}
}
@media(max-width:620px){
  .container{width:min(100% - 28px,1160px)}
  .nav-wrap{height:74px}.brand img{width:175px;height:58px}.nav-links{top:74px}
  .section{padding:72px 0}
  h1{font-size:3.15rem}
  .cards,.price-grid,.check-list,.form-row{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr 1fr}
  .dissertation-panel{padding:28px}
  .contact-form{padding:24px}
  .contact-links a{flex-direction:column;gap:2px}.contact-links strong{text-align:left}
  .footer-grid{flex-direction:column;align-items:flex-start}.footer-grid p{text-align:left}
}
.lang-switch{display:flex;align-items:center;gap:5px;border:1px solid var(--line);padding:4px;border-radius:999px;background:#fff}
.lang-btn{border:0;background:transparent;color:var(--muted);font-weight:800;font-size:.78rem;padding:7px 10px;border-radius:999px;cursor:pointer}
.lang-btn.active{background:var(--ink);color:#fff}
.tag-grid{display:flex;flex-wrap:wrap;gap:11px}
.tag{background:#fff;border:1px solid var(--line);border-radius:999px;padding:11px 16px;font-weight:650;color:var(--brand-dark);box-shadow:0 5px 16px rgba(76,46,30,.04)}
.subject-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.subject-card{border:1px solid var(--line);background:#fff;border-radius:20px;padding:24px;box-shadow:0 8px 28px rgba(76,46,30,.045)}
.subject-card h3{font-size:1.2rem;margin-bottom:8px}.subject-card p{margin:0;color:var(--muted);font-size:.94rem}
@media(max-width:900px){.lang-switch{width:max-content}.subject-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.subject-grid{grid-template-columns:1fr}}