.research-hero{padding:72px 0 48px}
.research-hero h1{font-size:46px;line-height:1.23;max-width:1000px;letter-spacing:-1px}
.research-hero h1 span{font-weight:500;color:#b5c8de}
.research-hero .lead{max-width:760px;font-size:17px;margin:22px 0 26px}
.research-hero .btn{padding:12px 20px;font-size:15px}
.hero-method{font-size:12px;color:var(--muted);margin:22px 0 0}
.sample-section{scroll-margin-top:80px;padding:52px 0}
.sample-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center}
.sample-layout h2{font-size:29px;line-height:1.35;max-width:490px;margin:0 0 18px}
.sample-layout .sub{font-size:15px;max-width:490px;margin-bottom:24px}
.sample-link{font-weight:600}
.research-sheet{padding:26px;background:linear-gradient(145deg,#192738,#141c28);border:1px solid #33475d;border-radius:12px;box-shadow:0 18px 40px #0003}
.sheet-meta{font-size:11px;color:#adbed0;margin:0 0 18px}
.sample-table{width:100%;border-collapse:collapse;font-size:13px}
.sample-table th,.sample-table td{padding:13px 10px;text-align:left;border-bottom:1px solid var(--border)}
.sample-table th{font-size:11px;color:var(--muted);font-weight:500}
.sample-table tr:last-child td{border:0}
.sample-table td:last-child{color:#8fc5ff;font-family:var(--mono);white-space:nowrap}
.sheet-takeaway{font-size:13px;color:#b5c8de;margin:18px 0 12px}
.research-sheet>a{font-size:12px}
.deliver-section{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:#111820}
.deliver-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin:30px 0 24px}
.deliverable>span{font:12px var(--mono);color:var(--accent)}
.deliverable h3{font-size:19px;margin:8px 0 10px}
.deliverable p{margin:0;color:var(--muted);font-size:14px;max-width:330px}
.recent-section .change-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.recent-section .change-card{padding:20px;margin:0;background:var(--bg-soft)}
.recent-section .change-card h3{font-size:16px;margin:12px 0 10px}
.recent-section .change-card p{font-size:13px;color:var(--muted)}
.change-source{display:inline-block;font-size:12px;margin-top:14px}
.pro-offer{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;padding:36px;border:1px solid #33577f;border-radius:12px;background:linear-gradient(120deg,#152a43,#142033)}
.pro-offer h2{font-size:28px;line-height:1.4;margin:0 0 14px;max-width:550px}
.pro-offer .sub{max-width:530px}
.offer-price{display:flex;flex-wrap:wrap;align-items:baseline;align-content:center;gap:10px}
.offer-price>strong{font-size:40px;line-height:1.1;color:#fff}
.offer-price>span{color:var(--muted);font-size:14px}
.offer-price .btn{width:100%;padding:12px 18px;text-align:center;margin-top:10px}
.offer-price small{font-size:11px;color:#acbdd1}
.oneoff-choice{display:flex;justify-content:space-between;gap:20px;padding:24px 4px 8px}
.oneoff-choice strong{font-size:14px;display:block}
.oneoff-choice span{font-size:13px;color:var(--muted)}
.oneoff-choice>a{font-size:14px;white-space:nowrap;align-self:center}
.offer-section{padding-top:0}
@media(max-width:900px){.research-hero h1{font-size:38px}.sample-layout{gap:24px}.recent-section .change-list{grid-template-columns:1fr}.deliver-grid{gap:20px}.sample-layout h2{font-size:25px}}
@media(max-width:640px){.research-hero{padding:42px 0 30px}.research-hero h1{font-size:30px;letter-spacing:-.4px}.research-hero .lead{font-size:15px}.sample-layout,.pro-offer{grid-template-columns:1fr}.sample-section{padding:34px 0}.research-sheet{padding:18px}.sample-layout{gap:22px}.deliver-grid{grid-template-columns:1fr;gap:24px;margin:24px 0}.deliverable p{max-width:none}.pro-offer{padding:24px;gap:22px}.pro-offer h2{font-size:25px}.oneoff-choice{flex-direction:column;gap:10px}.oneoff-choice>a{align-self:flex-start}.sample-table{font-size:12px}.sample-table th,.sample-table td{padding:12px 7px}}