/* Guides and product pages: a readable single column in the SpenDrip look. */
.article{padding:28px 0 72px}
.art-wrap{max-width:820px;display:flex;flex-direction:column;gap:28px}
.crumbs{display:flex;gap:8px;font-size:14px;font-weight:600;color:var(--muted)}
.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--ink)}
.art-head{display:flex;flex-direction:column;gap:14px}
.art-head h1{font-size:clamp(32px,5.4vw,54px);letter-spacing:-.03em}
.art-head .lead{max-width:62ch;color:var(--ink);opacity:.85}
.art-cta{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.art-cta .small{color:var(--muted);font-weight:600}
.muted{color:var(--muted)}
.toc{display:flex;flex-direction:column;gap:6px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px 20px}
.toc b{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.toc a{color:var(--cobalt);text-decoration:none;font-weight:700}
.art-body{display:flex;flex-direction:column;gap:34px}
.art-sec{display:flex;flex-direction:column;gap:14px}
.art-sec h2{font-size:clamp(24px,3.4vw,32px);scroll-margin-top:90px}
.art-sec h3{font-size:19px;margin-top:6px}
.art-sec p,.art-sec li{font-size:17.5px;line-height:1.7;max-width:68ch}
.art-sec ul,.art-sec ol{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:6px}
.art-sec a{color:var(--cobalt);font-weight:700}
.answer{background:#FFF6D6;border-radius:18px;padding:16px 20px;font-size:17.5px;line-height:1.6}
.answer b{font-family:var(--display);font-weight:700}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:var(--card)}
.tbl{border-collapse:collapse;width:100%;min-width:520px;font-size:16px}
.tbl th,.tbl td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:800}
.tbl td.num,.tbl th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tbl tr:last-child td{border-bottom:0}
.plan{font-family:var(--display);font-weight:600;font-size:18px;line-height:2;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px 18px}
.plan .chip{font-size:15px}
.src{font-size:14px;color:var(--muted)}
.src a{color:var(--muted)}
.calc{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow)}
.calc .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.calc label{display:flex;flex-direction:column;gap:6px;font-weight:700;font-size:14px;color:var(--muted)}
.calc input{height:52px;border-radius:14px;border:2px solid var(--line);background:var(--bg);padding:0 14px;font:inherit;font-size:18px;font-weight:700;color:var(--ink)}
.calc input:focus{outline:none;border-color:var(--cobalt)}
.calc .out{display:flex;flex-direction:column;gap:6px;border-top:1px dashed var(--line);padding-top:12px}
.calc .out div{display:flex;justify-content:space-between;gap:12px;font-variant-numeric:tabular-nums}
.calc .out .total{font-family:var(--display);font-weight:800;font-size:20px}
@media (max-width:560px){.calc .row{grid-template-columns:1fr}}
.art-cta-box{background:var(--navy);color:#fff;border-radius:28px;padding:30px 26px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.art-cta-box h2{font-size:clamp(24px,3.4vw,32px);color:#fff}
.art-cta-box p{color:#B6BCEB}
.rel{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.rel-card{display:flex;flex-direction:column;gap:6px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px 18px;text-decoration:none;color:var(--ink)}
.rel-card b{font-family:var(--display);font-size:16px;line-height:1.3}
.rel-card span{color:var(--muted);font-size:14px}
.rel-card:hover{border-color:var(--cobalt)}
@media (max-width:640px){.rel{grid-template-columns:1fr}}
.footer-guides{display:flex;flex-direction:column;gap:8px}