/* Page composition follows the existing NaviBook rhythm and public brand tokens. */
.research-page { color: var(--color-navy); }
.research-page + .site-footer { margin-top: 0; }
.research-page .kicker { letter-spacing: .1em; }
.research-page h1,.research-page h2,.research-page h3 { font-family: var(--font-heading); text-wrap: balance; }
.research-page .rs-hero { min-height: 520px; color: var(--color-white); background: radial-gradient(circle at 84% 18%,rgba(188,220,232,.18),transparent 28%),radial-gradient(circle at 60% 96%,rgba(239,104,93,.13),transparent 30%),#0c1427; }
.research-page .rs-breadcrumbs { display: flex; gap: 10px; padding-top: 28px; color: rgba(255,255,255,.65); font-size: 13px; }
.research-page .rs-breadcrumbs a { color: inherit; }
.research-page .rs-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: end; gap: 80px; min-height: 380px; padding: 52px 0 62px; }
.research-page .rs-hero .kicker { color: #bcdce8; }
.research-page .rs-hero h1 { margin: 22px 0 0; font-size: clamp(52px,7.5vw,112px); line-height: .95; letter-spacing: -.06em; font-weight: 600; }
.research-page .rs-hero-grid > p { max-width: 560px; margin: 0; color: rgba(255,255,255,.78); font-size: clamp(19px,1.8vw,25px); line-height: 1.5; }
.research-page .rs-hero-index { display: flex; align-items: center; gap: 16px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.17); color: rgba(255,255,255,.62); font-size: 11px; letter-spacing: .11em; text-transform: uppercase; }
.research-page .rs-hero-index i { width: 4px; height: 4px; border-radius: 50%; background: var(--color-coral); }
.research-page .rs-collections { padding: 96px 0 110px; background: var(--color-white); }
.research-page .rs-section-head { display: grid; grid-template-columns: 1fr .7fr; align-items: end; gap: 50px; padding-bottom: 46px; }
.research-page .rs-section-head h2,.research-page .rs-freshness h2 { margin: 14px 0 0; font-size: clamp(36px,4.3vw,58px); line-height: 1.05; letter-spacing: -.05em; font-weight: 600; }
.research-page .rs-section-head > p { margin: 0; max-width: 440px; line-height: 1.6; color: var(--color-text-muted); }
.research-page .rs-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.research-page .rs-card { display: flex; flex-direction: column; border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; background: var(--color-ivory); }
.research-page .rs-card-visual { aspect-ratio: 16/9; position: relative; display: flex; flex-direction: column; justify-content: space-between; padding: clamp(22px,3vw,38px); overflow: hidden; color: #fff; background: #15203b; }
.research-page .rs-card-visual--2 { background: #695f5a; }
.research-page .rs-card-promo { border-color: var(--color-coral); background: var(--color-coral); color: #fff; }
.research-page .rs-card-promo .rs-card-visual--custom { background: linear-gradient(135deg, #c94a31 0%, #ed6648 58%, #f39b78 100%); }
.research-page .rs-card-promo .rs-card-body { background: var(--color-coral); }
.research-page .rs-card-promo .rs-card-kicker { color: rgba(255,255,255,.72); }
.research-page .rs-card-promo .rs-actions { margin-top: auto; border-color: rgba(255,255,255,.3); }
.research-page .rs-card-promo .rs-secondary-links { visibility: hidden; }
.research-page .rs-card-promo .rs-price { color: #fff; }
.research-page .rs-card-promo .rs-buy-button.button-primary { border-color: #0c1427; background: #0c1427; color: #fff; }
.research-page .rs-card-promo .rs-buy-button.button-primary:hover { border-color: #fff; background: #fff; color: #0c1427; }
.research-page .rs-card-visual::after { content: ''; position: absolute; width: 60%; aspect-ratio: 1; right: -16%; bottom: -55%; border-radius: 50%; border: 1px solid rgba(255,255,255,.32); box-shadow: 0 0 0 42px rgba(255,255,255,.025),0 0 0 92px rgba(255,255,255,.025); }
.research-page .rs-cover-top { display: flex; justify-content: space-between; gap: 15px; padding-top: 12px; border-top: 1px solid rgba(255,255,255,.32); font-size: 11px; letter-spacing: .11em; }
.research-page .rs-cover-title { position: relative; z-index: 1; max-width: 470px; margin: 0; font: 600 clamp(31px,3.1vw,46px)/1.1 var(--font-heading); letter-spacing: -.045em; }
.research-page .rs-card-body { display: flex; flex: 1; flex-direction: column; padding: clamp(24px,3vw,36px); }
.research-page .rs-card-kicker { color: var(--color-text-muted); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.research-page .rs-card-body > p { margin: 22px 0 40px; max-width: 470px; line-height: 1.58; }
.research-page .rs-card-meta { display: flex; flex-wrap: wrap; gap: 18px 30px; margin-top: auto; padding-top: 22px; border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-size: 14px; }
.research-page .rs-card-meta strong { display: block; margin-top: 3px; color: var(--color-navy); font-weight: 600; }
.research-page .rs-actions { margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--color-border); }
.research-page .rs-purchase-row { display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.research-page .rs-price { display: block; font: 600 27px/1 var(--font-heading); white-space: nowrap; }
.research-page .rs-buy-button.button-primary { min-width: 178px; min-height: 56px; gap: 25px; padding: 0 24px; border-color: var(--color-coral); background: var(--color-coral); color: var(--color-navy); font-size: 16px; box-shadow: 0 8px 20px rgba(12,20,39,.12); }
.research-page .rs-buy-button.button-primary:hover { background: var(--color-navy); border-color: var(--color-navy); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 25px rgba(12,20,39,.2); }
.research-page .rs-secondary-links { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 21px; }
.research-page .rs-demo-link,.research-page .rs-detail-link { color: var(--color-navy); font-size: 14px; font-weight: 600; text-decoration: underline; text-underline-offset: 4px; }
.research-page button.rs-demo-link { border: 0; padding: 0; background: none; font-family: inherit; line-height: inherit; cursor: pointer; text-align: left; }
.rs-demo-note { font-size: 12px; }
.research-page .rs-subhero { color: #fff; background: #0c1427; padding-bottom: 70px; }
.research-page .rs-subhero .kicker { display: block; margin-top: 78px; color: #bcdce8; }
.research-page .rs-subhero h1 { max-width: 900px; margin: 18px 0 20px; font-size: clamp(42px,6vw,82px); line-height: 1.04; letter-spacing: -.05em; }
.research-page .rs-subhero p { max-width: 760px; margin: 0; color: rgba(255,255,255,.77); font-size: 20px; line-height: 1.55; }
.research-page .rs-detail { padding: 80px 0 100px; }
.research-page .rs-detail-intro { display: grid; grid-template-columns: 1.3fr .7fr; gap: 80px; margin-bottom: 70px; }
.research-page .rs-detail-intro h2,.research-page .rs-buy-panel h2 { margin: 14px 0 20px; font-size: clamp(34px,4vw,55px); line-height: 1.1; letter-spacing: -.04em; }
.research-page .rs-detail-intro p,.research-page .rs-buy-panel p { max-width: 640px; line-height: 1.7; }
.research-page .rs-detail-intro aside { align-self: start; padding: 30px; background: var(--color-ivory); border: 1px solid var(--color-border); }
.research-page .rs-detail-intro aside > span { color: var(--color-text-muted); font-size: 14px; }
.research-page .rs-detail h3 { margin: 0 0 20px; font-size: 25px; }
.research-page .rs-table-wrap { overflow-x: auto; }
.research-page table { width: 100%; border-collapse: collapse; text-align: left; }
.research-page th { padding: 15px 18px; color: #fff; background: #0c1427; font-size: 13px; }
.research-page td { padding: 16px 18px; border-bottom: 1px solid var(--color-border); }
.research-page td a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.research-page .rs-sample-note { margin-top: 24px; color: var(--color-text-muted); font-size: 14px; }
.research-page .rs-overview { margin-bottom: 72px; padding: 36px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-ivory); }
.research-page .rs-overview-head h3 { margin: 12px 0; font-size: clamp(27px,3vw,38px); letter-spacing: -.035em; }
.research-page .rs-overview-head p { max-width: 850px; margin: 0 0 30px; color: var(--color-text-muted); font-size: 14px; line-height: 1.55; }
.research-page .rs-overview-grid { display: grid; grid-template-columns: minmax(220px,.68fr) minmax(0,1.32fr); gap: 32px; }
.research-page .rs-city-card,.research-page .rs-fields { min-width: 0; padding: 25px; background: #fff; border: 1px solid var(--color-border); border-radius: 15px; }
.research-page .rs-overview h4 { margin: 0 0 18px; font: 600 19px/1.25 var(--font-heading); }
.research-page .rs-overview ul { list-style: none; margin: 0; padding: 0; }
.research-page .rs-city-card li,.research-page .rs-field-group li { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--color-border); font-size: 13px; line-height: 1.3; }
.research-page .rs-city-card li:last-child,.research-page .rs-field-group li:last-child { border-bottom: 0; }
.research-page .rs-city-card strong,.research-page .rs-field-group strong { flex: 0 0 auto; font-weight: 700; }
.research-page .rs-city-other { color: var(--color-text-muted); }
.research-page .rs-fields-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.research-page .rs-fields-head span { color: var(--color-text-muted); font-size: 13px; }
.research-page .rs-field-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.research-page .rs-field-group h4 { margin: 0 0 10px; padding-bottom: 8px; border-bottom: 1px solid var(--color-navy); font-size: 15px; }
.research-page .rs-buy-panel > div:first-child a { color: var(--color-navy); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.research-page .rs-form-draft-note { padding: 12px 16px; border-left: 3px solid var(--color-coral); background: var(--color-ivory); color: var(--color-text-muted); font-size: 14px; }
.research-page .rs-purchase-form { display: block; margin: 0; padding: 30px; }
.research-page .rs-form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.research-page .rs-purchase-form .form-consents { margin-top: 22px; }
.research-page .rs-form-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.research-page .rs-form-actions button { font-family: inherit; cursor: pointer; }
.research-page .rs-purchase-form .form-status { min-height: 1.5em; margin: 14px 0 0; }
.research-page .rs-buy-panel { display: grid; grid-template-columns: 1.2fr .8fr; gap: 80px; }
.research-page .rs-buy-links { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; padding: 30px; background: var(--color-ivory); }
.research-page .rs-buy-links a:not(.button-primary) { color: var(--color-navy); font-weight: 600; text-decoration: underline; text-underline-offset: 4px; }
.research-page .rs-freshness { padding: 88px 0; background: var(--color-ivory); }
.research-page .rs-freshness-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.research-page .rs-freshness-grid > div:last-child { max-width: 530px; font-size: 19px; line-height: 1.6; }
.research-page .rs-freshness-note { margin-top: 24px; color: var(--color-text-muted); font-size: 14px; }
.research-page a:focus-visible { outline: 2px solid var(--color-coral); outline-offset: 5px; }
@media(max-width:900px) { .research-page .rs-hero-grid,.research-page .rs-section-head,.research-page .rs-freshness-grid { gap: 32px; } }
@media(max-width:900px) { .research-page .rs-detail-intro,.research-page .rs-buy-panel { gap: 32px; } }
@media(max-width:900px) { .research-page .rs-overview-grid { grid-template-columns: 1fr; } }
@media(max-width:640px) {
 .research-page .rs-hero { min-height: 0; }
 .research-page .rs-hero-grid,.research-page .rs-section-head,.research-page .rs-freshness-grid,.research-page .rs-grid { grid-template-columns: 1fr; }
 .research-page .rs-hero-grid { min-height: 0; padding: 75px 0 52px; }
 .research-page .rs-hero-index { gap: 10px; font-size: 10px; }
 .research-page .rs-collections { padding: 64px 0 80px; }
 .research-page .rs-freshness { padding: 65px 0; }
 .research-page .rs-card-visual { aspect-ratio: 1.16; }
 .research-page .rs-purchase-row { align-items: stretch; flex-direction: column; gap: 17px; }
 .research-page .rs-buy-button.button-primary { width: 100%; }
 .research-page .rs-detail-intro,.research-page .rs-buy-panel { grid-template-columns: 1fr; }
 .research-page .rs-detail { padding: 60px 0 75px; }
 .research-page .rs-detail-intro { margin-bottom: 48px; }
 .research-page .rs-overview { padding: 18px; margin-bottom: 52px; }
 .research-page .rs-city-card,.research-page .rs-fields { padding: 18px; }
 .research-page .rs-field-grid,.research-page .rs-form-grid { grid-template-columns: 1fr; }
 .research-page .rs-purchase-form { padding: 22px; }
}