.rb-support-search,.rb-doc-search{display:flex;gap:10px;max-width:560px;margin:0 auto;flex-wrap:wrap}.rb-support-search input,.rb-doc-search input{flex:1;min-width:240px;padding:14px 18px;border:1px solid var(--pp-border);border-radius:var(--pp-radius-md);font-family:var(--pp-font-body);font-size:.95rem;color:var(--pp-text-dark);background:var(--pp-bg-white)}.rb-support-search input:focus,.rb-doc-search input:focus{outline:none;border-color:var(--pp-primary);box-shadow:0 0 0 3px rgb(30 64 175 / .12)}.rb-doc-search{justify-content:center}.pp-img-placeholder{background:repeating-linear-gradient(135deg,#f3f4f6,#f3f4f6 10px,#eceef2 10px,#eceef2 20px);border:2px dashed var(--pp-border);border-radius:var(--pp-radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--pp-text-light);padding:40px 20px}.pp-img-placeholder--wide{aspect-ratio:16 / 5;min-height:180px}.pp-img-placeholder--thumb{aspect-ratio:16 / 9;padding:0;border-radius:var(--pp-radius-md) var(--pp-radius-md) 0 0;border-width:1px;border-bottom:none}.pp-img-placeholder--thumb .pp-img-placeholder__icon{font-size:2rem;margin:0}.pp-img-placeholder__icon{font-size:2.2rem;margin-bottom:.75rem;opacity:.6}.pp-img-placeholder__label{font-family:var(--pp-font-heading);font-weight:700;font-size:.95rem;color:var(--pp-text-gray)}.pp-img-placeholder__sub{font-size:.8rem;color:var(--pp-text-light);margin-top:.35rem;max-width:420px}.rb-topic-chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.rb-topic-chip{display:inline-flex;align-items:center;gap:6px;background:var(--pp-bg-white);border:1px solid var(--pp-border);color:var(--pp-text-dark);font-size:.88rem;font-weight:600;padding:10px 18px;border-radius:100px;transition:var(--pp-transition)}.rb-topic-chip:hover{border-color:var(--pp-primary);color:var(--pp-primary);background:rgb(30 64 175 / .06);transform:translateY(-2px)}.rb-track-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.rb-track-card{display:block;background:linear-gradient(135deg,#0f172a 0%,#1e3a8a 60%,var(--pp-primary) 100%);border-radius:var(--pp-radius-xl);padding:40px;text-decoration:none;transition:var(--pp-transition-slow);position:relative;overflow:hidden}.rb-track-card--alt{background:linear-gradient(135deg,var(--pp-accent) 0%,#ea6c0a 100%)}.rb-track-card:hover{transform:translateY(-6px);box-shadow:var(--pp-shadow-xl)}.rb-track-card__icon{font-size:2.4rem;margin-bottom:1rem}.rb-track-card h3{font-family:var(--pp-font-heading);color:#fff;font-size:1.3rem;margin:0 0 .6rem}.rb-track-card p{color:rgb(255 255 255 / .85);font-size:.92rem;line-height:1.65;margin:0 0 1.25rem}.rb-track-card__cta{display:inline-flex;font-weight:700;font-size:.88rem;color:#fff}.rb-category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.rb-category-card{display:block;background:var(--pp-bg-white);border:1px solid var(--pp-border);border-radius:var(--pp-radius-lg);overflow:hidden;text-decoration:none;transition:var(--pp-transition-slow)}.rb-category-card:hover{transform:translateY(-4px);box-shadow:var(--pp-shadow-lg);border-color:rgb(30 64 175 / .15)}.rb-category-card__body{padding:22px 24px 24px}.rb-category-card__body h3{font-family:var(--pp-font-heading);font-size:1.05rem;color:var(--pp-text-dark);margin:0 0 .5rem}.rb-category-card__body p{font-size:.86rem;color:var(--pp-text-gray);line-height:1.6;margin:0 0 .9rem}.rb-category-card__count{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--pp-text-light);background:var(--pp-bg);padding:4px 10px;border-radius:100px}@media (max-width:860px){.rb-track-grid{grid-template-columns:1fr}.rb-category-grid{grid-template-columns:1fr}}@media (max-width:600px){.rb-support-search,.rb-doc-search{flex-direction:column}}