.calculator-hero { position: relative; overflow: hidden; padding: 148px 20px 72px; background: #060a18; }
.calculator-shell { position: relative; z-index: 1; width: min(900px, 100%); margin: 0 auto; text-align: center; }
.calculator-shell h1 { font-size: clamp(42px, 6vw, 76px); }
.calculator-section { padding: 28px 20px 110px; background: linear-gradient(180deg, #060a18, #050917); }
.calculator-card { width: min(760px, 100%); margin: 0 auto; padding: 28px; border: 1px solid rgba(255,255,255,.12); border-radius: 8px; background: rgba(255,255,255,.065); box-shadow: 0 36px 100px rgba(0,0,0,.28); }
.progress-ui { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 24px; }
.progress-ui span { min-height: 42px; display: flex; align-items: center; justify-content: center; border-radius: 999px; border: 1px solid rgba(255,255,255,.12); color: var(--muted); font-weight: 900; font-size: 14px; }
.progress-ui span.active { color: #fff; background: rgba(37,208,239,.14); border-color: rgba(37,208,239,.38); }
.calc-step { display: none; padding: 0; margin: 0; border: 0; }
.calc-step.active { display: grid; gap: 22px; }
.calc-step h2, .result-view h2, .lead-capture h2 { font-size: clamp(32px, 5vw, 54px); }
.calc-step p, .result-view p, .lead-capture p { color: var(--muted); }
.step-count { color: #79dfff !important; font-weight: 950; text-transform: uppercase; letter-spacing: .16em; font-size: 13px; }
.option-grid { display: grid; gap: 10px; margin-top: 10px; }
.option-card { position: relative; display: block; }
.option-card input { position: absolute; opacity: 0; }
.option-card span { display: block; min-height: 48px; padding: 13px 14px; border: 1px solid rgba(255,255,255,.14); border-radius: 8px; background: rgba(5,9,23,.58); color: #e7f0ff; font-weight: 850; cursor: pointer; }
.option-card input:checked + span { border-color: rgba(37,208,239,.72); background: rgba(37,208,239,.14); }
.option-card input:focus-visible + span { outline: 3px solid rgba(145,229,255,.75); outline-offset: 3px; }
.result-view { display: grid; gap: 20px; }
.result-view[hidden] { display: none; }
#largestLeakTitle { color: #91e5ff; font-size: clamp(34px, 5vw, 62px); }
.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.result-metric { padding: 18px; border: 1px solid rgba(255,255,255,.12); border-radius: 8px; background: rgba(5,9,23,.62); }
.result-metric span { display: block; color: #79dfff; font-weight: 950; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.result-metric strong { display: block; margin: 8px 0; font-size: 30px; }
.result-metric p { margin: 0; font-size: 14px; }
.content-block.compact { margin-top: 0; padding: 24px; border-radius: 8px; }
.disclaimer-inline { padding: 16px; border: 1px solid rgba(255,209,102,.24); border-radius: 8px; background: rgba(255,209,102,.08); color: #ffe7a3 !important; font-weight: 760; }
.lead-capture { display: grid; gap: 14px; margin-top: 10px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); }
@media (max-width: 720px) { .calculator-card { padding: 20px; } .progress-ui, .result-grid { grid-template-columns: 1fr; } }