.sample-roi-page { background: var(--nod-canvas); }
.sample-roi-hero { padding: 66px 0 42px; background: linear-gradient(135deg, #f7f1ff 0%, #fff 58%, #f5f7ff 100%); border-bottom: 1px solid var(--nod-border); }
.sample-roi-hero h1 { max-width: 830px; margin: 10px 0 14px; color: var(--nod-text-strong); font-size: clamp(36px, 5vw, 62px); line-height: 1.08; letter-spacing: -.045em; }
.sample-roi-hero .hero-copy { max-width: 720px; margin: 0; color: var(--nod-text-secondary); font-size: 18px; line-height: 1.65; }
.sample-roi-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(370px, .92fr); gap: 26px; align-items: start; padding: 46px 0; }
.sample-roi-card { border: 1px solid var(--nod-border); border-radius: var(--nod-large-radius); background: var(--nod-surface); box-shadow: 0 14px 40px rgba(31, 25, 55, .08); }
.sample-roi-form-card { padding: clamp(22px, 3vw, 34px); }
.sample-roi-card h2 { margin: 0 0 8px; color: var(--nod-text-strong); font-size: 26px; line-height: 1.22; }
.sample-roi-intro { margin: 0 0 24px; color: var(--nod-text-secondary); }
.sample-roi-form { display: grid; gap: 18px; }
.sample-roi-field { display: grid; gap: 7px; }
.sample-roi-field label { color: var(--nod-text-strong); font-weight: 700; line-height: 1.35; }
.sample-roi-field small { color: var(--nod-text-secondary); font-size: 12px; line-height: 1.52; }
.sample-roi-field input, .sample-roi-field select { width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid var(--nod-border-strong); border-radius: var(--nod-control-radius); background: #fff; color: var(--nod-text-strong); }
.sample-roi-field input:focus, .sample-roi-field select:focus { border-color: var(--nod-brand); box-shadow: 0 0 0 3px var(--nod-brand-soft); outline: none; }
.sample-roi-field input[aria-invalid="true"] { border-color: var(--nod-danger); }
.sample-roi-input-row { display: grid; grid-template-columns: minmax(0, 1fr) 120px; gap: 9px; }
.sample-roi-form-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 4px; }
.sample-roi-submit, .sample-roi-example { min-height: 46px; padding: 10px 16px; border-radius: var(--nod-control-radius); font-weight: 750; cursor: pointer; }
.sample-roi-submit { border: 1px solid var(--nod-brand); background: var(--nod-brand); color: #fff; }
.sample-roi-submit:hover { border-color: var(--nod-brand-hover); background: var(--nod-brand-hover); }
.sample-roi-example { border: 1px solid var(--nod-border-strong); background: #fff; color: var(--nod-text-strong); }
.sample-roi-example:hover { border-color: var(--nod-brand-border); color: var(--nod-brand); }
.sample-roi-note, .sample-roi-privacy { margin: 0; color: var(--nod-text-tertiary); font-size: 12px; line-height: 1.5; }
.sample-roi-error { margin: 0; padding: 11px 13px; border-radius: var(--nod-control-radius); background: var(--nod-danger-soft); color: var(--nod-danger); font-size: 13px; line-height: 1.55; }
.sample-roi-results-card { position: sticky; top: 98px; padding: clamp(22px, 3vw, 34px); }
.sample-roi-results-card[data-empty="true"] { min-height: 360px; display: grid; align-content: center; }
.sample-roi-result-lead { margin: 0 0 14px; color: var(--nod-text-secondary); font-size: 14px; }
.sample-roi-status { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 18px; padding: 7px 10px; border-radius: 999px; background: var(--nod-brand-soft); color: var(--nod-brand-active); font-size: 13px; font-weight: 750; }
.sample-roi-status--good { background: var(--nod-success-soft); color: var(--nod-success); }
.sample-roi-status--bad { background: var(--nod-danger-soft); color: var(--nod-danger); }
.sample-roi-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.sample-roi-metric { min-width: 0; padding: 14px; border: 1px solid var(--nod-border); border-radius: 9px; background: var(--nod-surface-quiet); }
.sample-roi-metric--primary { grid-column: 1 / -1; border-color: var(--nod-brand-border); background: var(--nod-brand-tint); }
.sample-roi-metric span { display: block; color: var(--nod-text-secondary); font-size: 12px; line-height: 1.35; }
.sample-roi-metric strong { display: block; margin-top: 4px; color: var(--nod-text-strong); font-size: 22px; line-height: 1.15; font-weight: 780; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.sample-roi-metric--primary strong { color: var(--nod-brand); font-size: 32px; }
.sample-roi-result-note { margin: 18px 0 0; padding: 13px 14px; border-inline-start: 3px solid var(--nod-brand); background: var(--nod-brand-tint); color: var(--nod-text); font-size: 13px; line-height: 1.55; }
.sample-roi-result-note--muted { margin-top: 9px; border-inline-start-color: var(--nod-border-strong); background: var(--nod-surface-quiet); color: var(--nod-text-secondary); }
.sample-roi-section { padding: 60px 0; background: var(--nod-surface); border-top: 1px solid var(--nod-border); }
.sample-roi-section--tinted { background: #f4f5fa; }
.sample-roi-section h2 { margin: 0 0 10px; color: var(--nod-text-strong); font-size: clamp(27px, 3vw, 38px); line-height: 1.15; }
.sample-roi-lead { max-width: 740px; margin: 0 0 26px; color: var(--nod-text-secondary); }
.sample-roi-method, .sample-roi-info-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 11px; }
.sample-roi-method div, .sample-roi-info-card { padding: 16px; border: 1px solid var(--nod-border); border-radius: 8px; background: #fff; }
.sample-roi-method strong, .sample-roi-info-card h3 { display: block; margin: 0 0 5px; color: var(--nod-text-strong); font-size: 15px; }
.sample-roi-method span, .sample-roi-info-card p { color: var(--nod-text-secondary); font-size: 13px; line-height: 1.55; }
.sample-roi-info-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.sample-roi-info-card p { margin: 0; }
.sample-roi-faq { display: grid; gap: 8px; max-width: 920px; }
.sample-roi-faq details { padding: 16px 18px; border: 1px solid var(--nod-border); border-radius: 8px; background: #fff; }
.sample-roi-faq summary { cursor: pointer; color: var(--nod-text-strong); font-weight: 700; }
.sample-roi-faq p { margin: 11px 0 0; color: var(--nod-text-secondary); line-height: 1.65; }
.sample-roi-related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.sample-roi-related a { display: block; padding: 17px; border: 1px solid var(--nod-border); border-radius: 8px; background: #fff; text-decoration: none; }
.sample-roi-related a:hover { border-color: var(--nod-brand-border); }
.sample-roi-related strong { display: block; color: var(--nod-text-strong); }
.sample-roi-related span { color: var(--nod-text-secondary); font-size: 13px; }
.sample-roi-pulse { display: flex; align-items: center; justify-content: space-between; gap: 25px; margin: 42px auto 56px; padding: 28px; border-radius: 14px; background: var(--nod-text-strong); color: #fff; }
.sample-roi-pulse h2 { margin: 0 0 5px; color: #fff; font-size: 23px; }
.sample-roi-pulse p { margin: 0; color: #cbd1e0; }
.sample-roi-pulse a { flex: 0 0 auto; padding: 11px 16px; border-radius: 6px; background: #fff; color: var(--nod-text-strong); font-weight: 750; text-decoration: none; }
@media (max-width: 900px) { .sample-roi-wrap { grid-template-columns: 1fr; } .sample-roi-results-card { position: static; } .sample-roi-method { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .sample-roi-hero { padding: 43px 0 32px; } .sample-roi-hero h1 { font-size: 38px; } .sample-roi-wrap { padding: 28px 0; } .sample-roi-input-row { grid-template-columns: 1fr; } .sample-roi-metrics, .sample-roi-info-grid, .sample-roi-related { grid-template-columns: 1fr; } .sample-roi-metric--primary { grid-column: auto; } .sample-roi-method { grid-template-columns: 1fr; } .sample-roi-pulse { display: block; margin: 28px 16px 36px; } .sample-roi-pulse a { display: inline-block; margin-top: 16px; } }