.oled-guide{margin:0 0 32px;padding:30px;border:1px solid var(--line);border-radius:24px;background:var(--surface);color:var(--ink)}
.oled-guide h2{font-size:clamp(25px,3vw,34px);line-height:1.2;letter-spacing:-.035em;margin:8px 0 14px}
.oled-guide h3{font-size:20px;letter-spacing:-.02em;line-height:1.35;margin:0 0 10px}
.oled-lead{max-width:750px;color:var(--muted);font-size:14px;line-height:1.75;margin-bottom:22px}
.oled-service-note{padding:16px 20px;border-left:3px solid #285bff;border-radius:0 12px 12px 0;background:var(--soft);font-size:13px;line-height:1.75;color:var(--muted)}
.oled-service-note strong{display:block;margin-bottom:4px;color:var(--ink);font-size:15px}
.oled-original{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);gap:32px;margin:24px 0;padding:26px;border:1px solid var(--line);border-radius:16px;background:var(--soft)}
.oled-original h3{font-size:clamp(23px,2.5vw,28px);line-height:1.25;margin:12px 0 16px}
.oled-original .oled-original-choice{font-size:14px;line-height:1.65;color:var(--ink);max-width:290px}
.oled-original p{font-size:13px;line-height:1.75;color:var(--muted);margin:0}
.oled-original dl{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.oled-original dt{font-size:13px;font-weight:650;margin-bottom:5px}.oled-original dd{margin:0;font-size:12px;line-height:1.65;color:var(--muted)}
.oled-original .oled-original-glass{font-size:12px}
@media(max-width:700px){.oled-original{grid-template-columns:1fr;gap:20px;padding:20px}.oled-original .oled-original-choice{max-width:none}}
.oled-brands{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0 16px}
.oled-brand{padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--soft);min-width:0}
.oled-brand h3{font-size:24px;color:var(--ink);margin-bottom:8px}
.oled-brand p,.oled-huaxing p{font-size:13px;line-height:1.75;color:var(--muted);margin:0}
.oled-huaxing{display:grid;grid-template-columns:220px 1fr;gap:24px;background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:22px;margin:0 0 24px}
.oled-huaxing h3{font-size:22px;margin:0}.oled-huaxing small{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:6px}
.oled-guide a{color:var(--ink);text-underline-offset:3px}
.oled-compare-details{border:1px solid var(--line);border-radius:14px;margin:20px 0 28px;overflow:hidden}
.oled-compare-details>summary{cursor:pointer;padding:18px 20px;font-weight:650;font-size:15px;background:var(--soft)}
.oled-compare-content{padding:20px}
.oled-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:10px;margin:16px 0}
.oled-specs{width:100%;min-width:780px;border-collapse:collapse;font-size:12px;line-height:1.65}
.oled-specs th,.oled-specs td{text-align:left;vertical-align:top;padding:14px 12px;border-bottom:1px solid var(--line)}
.oled-specs thead{background:var(--soft)}
.oled-specs th:first-child{width:24%}.oled-specs tbody tr:last-child>*{border-bottom:0}
.oled-specs th small{display:block;color:var(--muted);font-size:11px;font-weight:400;margin-top:5px}
.oled-specs td:nth-child(2){white-space:nowrap}.oled-specs .oled-baseline{background:var(--soft)}
.oled-note{font-size:12px;line-height:1.75;color:var(--muted);margin:12px 0}
.oled-scroll-hint{display:none;font-size:12px;color:var(--muted);margin:12px 0 0}
.oled-structures{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0 12px}
.oled-structure{padding:24px;border:1px solid var(--line);border-radius:16px;min-width:0}
.oled-structure svg{width:100%;max-width:220px;height:60px;margin-bottom:18px;color:#285bff;fill:none;stroke:currentColor;stroke-width:3}
[data-theme="dark"] .oled-structure svg{color:#8db7ff}
.oled-structure p{font-size:13px;line-height:1.75;color:var(--muted);margin:8px 0}
.oled-glossary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:30px 0 20px;padding-top:24px;border-top:1px solid var(--line)}
.oled-glossary h3{font-size:17px}.oled-glossary p{font-size:13px;line-height:1.75;color:var(--muted);margin:0}
.oled-chip{font-size:11px;letter-spacing:.09em;color:var(--muted);display:block;margin-bottom:10px}
.oled-hz-example{border-left:3px solid #285bff;padding:4px 0 4px 16px;margin:20px 0;font-size:13px;line-height:1.75;color:var(--muted)}
.oled-source-list{display:flex;gap:12px 24px;flex-wrap:wrap;margin:16px 0;font-size:12px}
.oled-guide-footer{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}
.oled-guide-footer p{max-width:700px;margin:0;font-size:12px;line-height:1.7;color:var(--muted)}
#oled-guide-title{scroll-margin-top:24px}
@media(max-width:850px){.oled-brands{grid-template-columns:repeat(2,minmax(0,1fr))}.oled-huaxing{grid-template-columns:1fr;gap:12px}.oled-glossary{gap:16px}.oled-guide-footer{align-items:flex-start;flex-direction:column}.oled-scroll-hint{display:block}}
@media(max-width:600px){.oled-guide{padding:22px 16px;border-radius:20px}.oled-brand{padding:14px}.oled-brand h3{font-size:21px}.oled-brand p{font-size:12px}.oled-huaxing{padding:18px}.oled-structures,.oled-glossary{grid-template-columns:1fr}.oled-structure{padding:20px}.oled-glossary{gap:22px}.oled-compare-content{padding:14px}.oled-compare-details>summary{padding:16px}.oled-source-list{gap:12px;flex-direction:column}}