/* Restored from discovery/phase1/raw_html/%2Fknowledge%2Frent-vs-buy-calculator%2F.html — page styles (do not strip) */
.tool-hero{background:linear-gradient(135deg,#0D1B2E 0%,#131F3E 60%,#0a1628 100%);padding:110px 0 72px;position:relative;overflow:hidden}
.tool-hero::before{content:'';position:absolute;top:-40%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(8,106,216,0.12) 0%,transparent 70%);pointer-events:none}
.tool-hero-inner{position:relative;z-index:1}
.breadcrumb{display:flex;gap:8px;align-items:center;margin-bottom:20px}
.breadcrumb a{font-size:0.78rem;color:rgba(255,255,255,0.4);text-decoration:none}
.breadcrumb span{font-size:0.78rem;color:rgba(255,255,255,0.25)}
.tool-hero h1{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:800;color:#fff;line-height:1.15;margin-bottom:14px}
.tool-hero p{font-size:1rem;color:rgba(255,255,255,0.6);max-width:560px;line-height:1.8}
.tool-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.tool-badge{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);border-radius:20px;padding:5px 14px;font-family:'Poppins',sans-serif;font-size:0.7rem;font-weight:600;color:rgba(255,255,255,0.6);letter-spacing:0.06em}
.tool-main{padding:64px 0 80px;background:#F4F9FC}
.tool-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
@media(max-width:860px){.tool-layout{grid-template-columns:1fr}}
.calc-panel,.results-panel{background:#fff;border-radius:12px;border:1.5px solid #dde6ef;padding:32px}
.calc-panel h2,.results-panel h2{font-size:1.1rem;font-weight:700;color:#0D1B2E;margin-bottom:24px}
.field-group{margin-bottom:18px}
.field-group label{display:block;font-size:0.78rem;font-weight:600;color:#555;letter-spacing:0.06em;text-transform:uppercase;margin-bottom:7px}
.field-group input,.field-group select{width:100%;padding:11px 14px;border:1.5px solid #dde6ef;border-radius:7px;font-family:'Rubik',sans-serif;font-size:0.92rem;color:#0D1B2E;background:#fff;transition:border-color 0.2s;box-sizing:border-box}
.field-group input:focus,.field-group select:focus{outline:none;border-color:#086AD8}
.input-prefix{position:relative}
.input-prefix span{position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:0.88rem;color:#aaa;pointer-events:none}
.input-prefix input{padding-left:26px}
.calc-btn{width:100%;padding:13px;background:#086AD8;color:#fff;border:none;border-radius:7px;font-family:'Poppins',sans-serif;font-size:0.82rem;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;cursor:pointer;transition:background 0.2s;margin-top:8px}
.calc-btn:hover{background:#0558b0}
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:20px}
.result-grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin-bottom:20px}
@media(max-width:560px){.result-grid,.result-grid-3{grid-template-columns:1fr}}
.result-item{background:#F4F9FC;border-radius:8px;padding:14px;text-align:center}
.result-item .result-label{font-size:0.68rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#888;margin-bottom:5px}
.result-item .result-value{font-size:1.1rem;font-weight:800;color:#0D1B2E;line-height:1.1}
.result-item.highlight .result-value{color:#086AD8}
.result-item.warn .result-value{color:#e05252}
.result-item.good .result-value{color:#22c55e}
canvas{max-height:220px}
.content-section{padding:64px 0;background:#fff}
.content-section.alt{background:#F4F9FC}
.content-inner{max-width:760px}
.content-inner h2{font-size:1.4rem;font-weight:800;color:#0D1B2E;margin-bottom:16px}
.content-inner h3{font-size:1rem;font-weight:700;color:#0D1B2E;margin:28px 0 10px}
.content-inner p{font-size:0.92rem;color:#555;line-height:1.8;margin-bottom:14px}
.content-inner ul{padding-left:20px;margin-bottom:14px}
.content-inner ul li{font-size:0.9rem;color:#555;line-height:1.75;margin-bottom:8px}
.formula-box{background:#0D1B2E;border-radius:8px;padding:24px 28px;margin:24px 0}
.formula-box .formula-text{font-family:'Rubik',monospace;font-size:0.95rem;color:#4A9EFF;letter-spacing:0.02em;margin-bottom:10px}
.formula-box .formula-legend{font-size:0.82rem;color:rgba(255,255,255,0.5);line-height:1.75;margin:0}
.example-box{background:#EEF4FB;border-left:3px solid #086AD8;border-radius:0 8px 8px 0;padding:20px 24px;margin:24px 0}
.example-box p{margin:0 0 8px;font-size:0.88rem;color:#333;line-height:1.75}
.example-box p:last-child{margin:0}
.comparison-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:0.85rem}
.comparison-table th{background:#0D1B2E;color:#fff;padding:10px 14px;text-align:left;font-family:'Poppins',sans-serif;font-size:0.75rem;font-weight:700;letter-spacing:0.06em;text-transform:uppercase}
.comparison-table td{padding:10px 14px;border-bottom:1px solid #eef2f7;color:#555}
.comparison-table tr:last-child td{border-bottom:none}
.comparison-table tr:nth-child(even) td{background:#F4F9FC}
.faq-section{padding:64px 0;background:#F4F9FC}
.faq-list{max-width:760px;margin-top:32px}
.faq-item{border-bottom:1px solid #dde6ef}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:18px 0;font-family:'Poppins',sans-serif;font-size:0.92rem;font-weight:600;color:#0D1B2E;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q::after{content:'+';font-size:1.2rem;color:#086AD8;flex-shrink:0;transition:transform 0.2s}
.faq-q.open::after{transform:rotate(45deg)}
.faq-a{display:none;padding:0 0 18px;font-size:0.88rem;color:#666;line-height:1.8}
.faq-a.open{display:block}
.educator-section{padding:64px 0;background:#0D1B2E}
.educator-inner{max-width:760px}
.educator-inner h2{font-size:1.3rem;font-weight:800;color:#fff;margin-bottom:12px}
.educator-inner > p{font-size:0.88rem;color:rgba(255,255,255,0.55);line-height:1.75;margin-bottom:24px}
.educator-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:32px}
@media(max-width:600px){.educator-grid{grid-template-columns:1fr}}
.educator-card{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:20px}
.educator-card h4{font-family:'Poppins',sans-serif;font-size:0.78rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#4A9EFF;margin-bottom:10px}
.educator-card p,.educator-card code{font-family:'Rubik',sans-serif;font-size:0.82rem;color:rgba(255,255,255,0.6);line-height:1.7;margin:0;word-break:break-all}
.educator-card code{display:block;background:rgba(0,0,0,0.3);border-radius:4px;padding:10px 12px;font-size:0.78rem;color:#4A9EFF}
.copy-btn{margin-top:10px;background:rgba(8,106,216,0.2);border:1px solid rgba(8,106,216,0.3);color:#4A9EFF;font-family:'Poppins',sans-serif;font-size:0.7rem;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;padding:6px 14px;border-radius:4px;cursor:pointer}
.related-section{padding:56px 0;background:#F4F9FC}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
@media(max-width:860px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.related-grid{grid-template-columns:1fr}}
.related-card{background:#fff;border-radius:10px;border:1.5px solid #dde6ef;padding:20px;text-decoration:none;transition:border-color 0.2s,box-shadow 0.2s;display:block}
.related-card:hover{border-color:#086AD8;box-shadow:0 4px 16px rgba(8,106,216,0.08)}
.related-card .rc-icon{font-size:1.3rem;margin-bottom:10px}
.related-card h4{font-size:0.85rem;font-weight:700;color:#0D1B2E;margin-bottom:4px;line-height:1.3}
.related-card p{font-size:0.78rem;color:#888;margin:0;line-height:1.5}
.disclaimer{font-size:0.72rem;color:#aaa;line-height:1.6;margin-top:40px;padding-top:24px;border-top:1px solid #eef2f7}