/* Shared reading template; no article data or shared site components are changed. */
.rm-article-page .rm-article-hero{min-height:0;padding:108px 0 26px;background:linear-gradient(110deg,#0b1423,#0f2638);border-bottom:1px solid #20424b}.rm-article-page .rm-article-hero:before,.rm-article-page .rm-article-hero:after{display:none}.rm-article-page .rm-article-hero .bin{max-width:1200px;width:calc(100% - 64px);padding:0;margin:auto}.rm-article-page .rm-article-hero h1{font-size:clamp(30px,2.88vw,41.4px);line-height:1.2;font-weight:650;letter-spacing:-.7px;max-width:920px;margin:15px 0}.rm-article-page .rm-article-breadcrumb{font-size:12px;line-height:1.6;flex-wrap:wrap;gap:9px;margin-bottom:18px}.rm-article-page .rm-article-category{font-size:12px;border-radius:4px;padding:7px 11px;background:rgba(0,179,166,.1);color:#55d8cc}.rm-article-page .rm-article-spot{font-size:16px;line-height:1.7;max-width:850px;color:#c1cedb;margin-bottom:0}.rm-article-page .rm-article-meta{gap:18px;margin-top:20px}.rm-article-page .rm-article-meta-item{font-size:11px;color:#aebdcb}.rm-article-page .rm-article-main{padding:42px 0;background:#fff}.rm-article-page .rm-article-main>.bin{max-width:1200px;width:calc(100% - 64px);padding:0;margin:auto}.rm-article-page .rm-article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}.rm-article-page .rm-article-content-card{min-width:0;background:#fff;border:0;border-radius:0;box-shadow:none;overflow:visible}.rm-article-page .rm-article-body{padding:0 30px 0 0;max-width:790px;margin:auto}.rm-article-page .rm-article-text{max-width:760px;min-width:0;margin:auto;color:#334155;font-size:17px!important;line-height:1.7!important;overflow-wrap:break-word}.rm-article-page .rm-article-text p,.rm-article-page .rm-article-text li{font-size:17px!important;line-height:1.7!important;color:#334155!important}.rm-article-page .rm-article-text p{margin:0 0 20px}.rm-article-page .rm-article-text h1,.rm-article-page .rm-article-text h2{font-size:26px!important;line-height:1.35!important;font-weight:650;margin:32px 0 15px;color:#0f172a!important}.rm-article-page .rm-article-text h3{font-size:24px!important;line-height:1.35!important;font-weight:650;margin:28px 0 13px;color:#0f172a!important}.rm-article-page .rm-article-text h4,.rm-article-page .rm-article-text h5,.rm-article-page .rm-article-text h6{font-size:22px!important;line-height:1.4!important;margin:26px 0 12px;color:#0f172a!important}.rm-article-page .rm-article-text ul,.rm-article-page .rm-article-text ol{padding-left:25px;margin:0 0 23px}.rm-article-page .rm-article-text li{margin-bottom:8px}.rm-article-page .rm-article-text strong{font-weight:650}.rm-article-page .rm-article-text img{max-width:100%;height:auto;border-radius:5px;box-shadow:none}.rm-article-page .rm-article-text table{display:block;max-width:100%;overflow-x:auto;margin:24px 0;border-collapse:collapse;font-size:15px;line-height:1.6}.rm-article-page .rm-article-text th,.rm-article-page .rm-article-text td{padding:12px;border:1px solid #dce7ea}.rm-article-page .rm-article-text th{background:#eef8f7;color:#0f172a}.rm-article-page .rm-tech-note,.rm-article-page .rm-article-text :is(.highlight-box,.warning-box,.note,.technical-note,.tech-note,blockquote){background:#edf9f7!important;border:1px solid #c9e9e4!important;border-left:3px solid #00b3a6!important;border-radius:5px!important;padding:18px 20px!important;box-shadow:none!important;margin:0 0 28px}.rm-article-page .rm-tech-note strong{font-size:15px;font-weight:650}.rm-article-page .rm-tech-note p{font-size:14px;line-height:1.7;margin:0}.rm-article-page .rm-article-sidebar{position:sticky;top:106px;min-width:0}.rm-article-page .rm-side-panel{padding:25px 23px;border-radius:8px;box-shadow:none;background:#0f172a;border-color:#21434b}.rm-article-page .rm-side-panel h3{font-size:23px;line-height:1.35;font-weight:600}.rm-article-page .rm-side-panel p{font-size:14px;line-height:1.7}.rm-article-page .rm-side-btn{font-size:14px;padding:12px;border-radius:4px;font-weight:600;min-height:44px}.rm-article-page .rm-side-btn-outline{margin-top:11px}.rm-article-page .rm-side-topic-panel{border-radius:8px;padding:23px;border-color:#e0e7eb;box-shadow:none}.rm-article-page .rm-side-topic-panel h4{font-size:19px;font-weight:600}.rm-article-page .rm-side-topic{font-size:13px;font-weight:500;line-height:1.5;gap:10px}.rm-article-page .rm-side-topic i{flex:0 0 30px;width:30px;height:30px;border-radius:4px}.rm-article-page .rm-related{padding:38px 0;background:#f5f8fa;border-top:1px solid #e5ecef}.rm-article-page .rm-related-head{margin-bottom:22px}.rm-article-page .rm-related-head h2{font-size:29px;font-weight:600}.rm-article-page .rm-related-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.rm-article-page .rm-related-card{border:1px solid #dfe7eb;border-radius:6px;background:#fff;box-shadow:none;transition:transform 250ms ease,box-shadow 250ms ease,border-color 250ms ease}.rm-article-page .rm-related-card>a{display:flex;flex-direction:row;align-items:center;gap:15px;padding:20px;height:100%;text-decoration:none}.rm-article-page .rm-related-icon{flex:0 0 46px;width:46px;height:46px;display:flex;align-items:center;justify-content:center;background:#eaf8f5;color:#00a194;border-radius:5px;font-size:21px}.rm-article-page .rm-related-body{padding:0;min-width:0}.rm-article-page .rm-related-body h3{font-size:17px;line-height:1.4;font-weight:600;margin:0 0 12px}.rm-article-page .rm-related-body span{font-size:12px;color:#008b80}.rm-article-page .rm-related-card:focus-within{border-color:#00b3a6;box-shadow:0 8px 20px rgba(15,23,42,.07)}.rm-article-page .rm-related-card a:focus-visible,.rm-article-page .rm-side-panel a:focus-visible,.rm-article-page .rm-side-topic:focus-visible{outline:3px solid #00b3a6;outline-offset:3px}.rm-article-page [data-aos]{opacity:1!important;transform:none!important;transition:none!important}
@media(hover:hover) and (pointer:fine){.rm-article-page .rm-related-card:hover{transform:translateY(-3px);border-color:#00b3a6;box-shadow:0 8px 20px rgba(15,23,42,.07)}}
@media(max-width:1000px){.rm-article-page .rm-article-layout{grid-template-columns:1fr;gap:32px}.rm-article-page .rm-article-body{padding:0;max-width:760px}.rm-article-page .rm-article-sidebar{position:static;display:grid;grid-template-columns:1fr 1fr;gap:20px}.rm-article-page .rm-side-panel,.rm-article-page .rm-side-topic-panel{margin:0}}
@media(max-width:600px){.rm-article-page .rm-article-hero{padding:92px 0 18px}.rm-article-page .rm-article-hero .bin,.rm-article-page .rm-article-main>.bin{width:calc(100% - 36px)}.rm-article-page .rm-article-hero h1{font-size:30px;line-height:1.25}.rm-article-page .rm-article-spot{font-size:15px}.rm-article-page .rm-article-meta{flex-wrap:wrap;gap:9px 16px}.rm-article-page .rm-article-main{padding:28px 0}.rm-article-page .rm-article-sidebar{display:block}.rm-article-page .rm-side-panel{margin-bottom:18px}.rm-article-page .rm-related-grid{grid-template-columns:1fr}.rm-article-page .rm-related-card>a{padding:17px;gap:12px}.rm-article-page .rm-related-head h2{font-size:26px}.rm-article-page .rm-tech-note{padding:16px!important}.rm-article-page .rm-article-text h2{font-size:25px!important}}
@media(prefers-reduced-motion:reduce){.rm-article-page .rm-related-card{transition:none!important;transform:none!important}}

/* Compact hero and word-safe two-line introduction. */
.rm-article-page .rm-article-spot{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;max-height:3.4em;word-break:normal;overflow-wrap:normal}.rm-article-page .rm-intro-word{display:inline-block;white-space:nowrap}.rm-article-page .rm-related-icon svg{display:block;width:26px;height:26px}

/* Optional academy overlays; existing article typography remains unchanged. */
.rm-article-page .rm-academy{margin:0 0 28px;padding:22px;background:#edf9f7;border:1px solid #c9e9e4;border-left:3px solid #00b3a6;border-radius:6px;color:#334155;font-size:16px;line-height:1.7}.rm-article-page .rm-academy h2{font-size:23px;line-height:1.35;color:#0f172a;margin:0 0 14px}.rm-academy-label{color:#008b80;font-weight:600;margin:0 0 14px}.rm-academy-label span{display:inline-block;background:#0f172a;color:#fff;border-radius:4px;padding:2px 10px;margin-left:10px;font-size:13px}.rm-academy ul{padding-left:22px;margin:0}.rm-academy li{margin-bottom:7px}.rm-academy img{max-width:100%;height:auto}.rm-academy figure{margin:0}.rm-academy a{color:#007d73;text-decoration:underline}.rm-academy fieldset{min-width:0;border:1px solid #c9e9e4;border-radius:4px;padding:14px;margin:0 0 18px}.rm-academy legend{font-size:16px;font-weight:600;color:#0f172a;width:auto;padding:0 5px}.rm-academy label{display:flex;align-items:baseline;gap:8px;padding:9px;cursor:pointer}.rm-academy input{flex-shrink:0}.rm-academy button{border:1px solid #008b80;border-radius:4px;background:#008b80;color:#fff;padding:10px 15px;margin:0 10px 10px 0;cursor:pointer;font:inherit}.rm-academy button[type=reset]{background:#fff;color:#007d73}.rm-academy :focus-visible{outline:3px solid #F6A315;outline-offset:3px}.rm-academy [hidden]{display:none!important}@media(max-width:600px){.rm-article-page .rm-academy{padding:17px}.rm-article-page .rm-academy h2{font-size:22px}}

.rm-article-page .rm-academy-diagram{margin:24px 0 30px;padding:16px;border:1px solid #dce7ea;border-radius:6px;background:#f8fafc}.rm-article-page .rm-academy-diagram img{display:block;width:100%;max-width:360px;height:auto;margin:auto}.rm-article-page .rm-academy-diagram figcaption{font-size:14px;line-height:1.6;color:#475569;margin-top:14px}.rm-academy-time{font-size:14px;color:#475569}.rm-academy label{align-items:flex-start;overflow-wrap:anywhere}.rm-academy input{margin-top:7px}.rm-academy [role=status]{font-weight:600;color:#0f172a}

/* Lesson-only final spacing and step quiz. */
.rm-article-page .rm-academy-content h2{margin-top:32px;margin-bottom:16px}.rm-article-page .rm-academy-content h3{margin-top:28px;margin-bottom:14px}.rm-article-page .rm-academy-content p{margin-bottom:20px}.rm-article-page .rm-academy-content table{font-size:16px;line-height:1.7;width:100%;overflow-x:auto}.rm-article-page .rm-academy-content td,.rm-article-page .rm-academy-content th{padding:13px;white-space:normal;overflow-wrap:break-word}.rm-academy .rm-quiz-progress{color:#008b80;font-weight:600;margin:0 0 16px}.rm-academy .rm-quiz-controls{display:flex;flex-wrap:wrap;gap:10px}.rm-academy .rm-quiz-controls button{margin:0;min-height:44px}.rm-academy button:disabled{opacity:.5;cursor:default}.rm-academy .rm-quiz-review{margin:20px 0;padding:16px 0;border-top:1px solid #c9e9e4}.rm-academy .rm-quiz-review h3{font-size:18px;line-height:1.5;color:#0f172a;margin:0 0 12px}.rm-academy .rm-quiz-review p{margin:0 0 10px}.rm-academy [data-quiz-result] h3{font-size:23px;color:#0f172a;line-height:1.4}.rm-academy>p{margin:0 0 18px}