.home-page{background:#f4f3f8;color:#25252a;padding-bottom:86px}
.home-topbar{position:sticky;top:0;z-index:10;padding:12px 20px;background:linear-gradient(105deg,#fff7ad,#eaffbf);box-shadow:0 3px 12px #23233812}
.home-topbar-inner{max-width:1160px;min-height:54px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:14px}
.home-greeting{display:grid;gap:2px;color:#282830}
.home-greeting small{font-size:13px}
.home-greeting strong{font-size:16px}
.home-points{padding:10px 18px;border-radius:24px;background:#fff;color:#fa1584;font-weight:800;white-space:nowrap}
.home-main{padding-top:20px!important;padding-bottom:30px!important}
.course-hero{margin:4px 0 16px}
.course-hero h1{margin:0;font-size:25px;line-height:1.25}
.course-hero h1 span{color:#667eea}
.course-hero p{margin:5px 0 0;color:#71717a;font-size:14px}
.search-container{margin:0 0 20px;padding:16px 18px;background:#fff;border:1px solid #e8e7ee;border-radius:10px;box-shadow:0 3px 12px #2323380b}
.search-container h2{margin:0 0 14px;font-size:16px}
.search-container h2 span{color:#667eea;font-size:21px}
.search-form{display:grid;grid-template-columns:minmax(220px,1fr) auto;gap:12px 16px;align-items:end}
.search-form label{display:grid;gap:6px;color:#4c4c55;font-size:13px;font-weight:600}
.search-form input[type="search"],.search-form input[type="number"]{width:100%;min-width:0;height:40px;padding:8px 11px;border:1px solid #dcdce3;border-radius:6px;background:#fff;color:#292930;font:inherit;font-size:14px}
.search-form input:focus{outline:2px solid #667eea55;border-color:#667eea}
.search-form .free-filter{display:flex;align-items:center;gap:8px;min-height:40px;white-space:nowrap}
.free-filter input{width:17px;height:17px;accent-color:#667eea}
.price-filter{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:10px;align-items:end}
.price-filter>span{padding-bottom:10px;color:#777}
.search-actions{grid-column:1/-1;display:flex;gap:9px}
.search-actions button,.search-actions>a{min-height:39px;padding:9px 15px;border:0;border-radius:6px;background:#687bea;color:white;font:inherit;font-size:14px;font-weight:700;text-align:center;cursor:pointer}
.search-actions>a{background:#92929a}
.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:stretch}
.course-card{padding:0;overflow:hidden;display:flex;flex-direction:column;border:0;border-radius:11px;box-shadow:0 4px 14px #23233818}
.course-cover{aspect-ratio:16/8.5;display:flex;align-items:center;justify-content:center;background:#e8e7ee;color:#527066;font-weight:700;overflow:hidden;flex:none}
.course-cover img{display:block;width:100%;height:100%;object-fit:cover}
.course-cover-placeholder{display:flex;width:100%;height:100%;flex-direction:column;align-items:flex-start;justify-content:flex-end;gap:7px;padding:18px;background:linear-gradient(135deg,#dceee6,#edf4ed 58%,#f5eadb);color:#174b39}
.course-cover-placeholder strong{font-size:16px}
.course-cover-placeholder small{color:#5d7468;font-weight:500}
.course-card-content{display:flex;flex:1;flex-direction:column;padding:16px 16px 17px}
.course-card-content h2{margin:0 0 6px;font-size:16px;line-height:1.35}
.course-card-content>p{margin:0 0 14px;display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.course-price-info{margin-top:auto;padding-top:11px;border-top:1px solid #ecebf0}
.course-price{color:#df2929;font-size:14px}
.course-action{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;margin-top:7px;background:#687bea;color:#fff}
.course-action span{font-size:19px;line-height:1}
.course-action:hover{background:#586be0;text-decoration:none}
.empty-courses{grid-column:1/-1;padding:24px;text-align:center;color:#74747c;background:#fff;border-radius:8px}
.home-bottom-nav{position:fixed;right:0;bottom:0;left:0;z-index:20;display:flex;justify-content:center;min-height:68px;padding:7px max(16px,env(safe-area-inset-right)) calc(7px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));background:#fff;box-shadow:0 -3px 14px #23233815}
.home-bottom-nav a{display:flex;flex:1;max-width:190px;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:#777780;text-decoration:none}
.home-bottom-nav a>span{font-size:23px;line-height:1.1}
.home-bottom-nav a small{font-size:11px}
.home-bottom-nav a.active{color:#6677e8}
.course-detail-cover{display:block;width:100%;max-height:460px;aspect-ratio:16/7;object-fit:cover;border-radius:12px;margin:0 0 24px}
.thumbnail-preview{margin-top:10px;min-height:0}
.thumbnail-preview img{display:block;max-width:min(100%,420px);max-height:240px;object-fit:contain;border:1px solid #dce7e1;border-radius:8px}
.admin-course-thumb{display:block;width:96px;aspect-ratio:16/9;object-fit:cover;border-radius:5px}
@media(max-width:620px){.home-page{padding-bottom:80px}.home-topbar{padding:9px 14px}.home-main{padding:14px 16px 24px!important}.course-hero{margin-top:0}.course-hero h1{font-size:22px}.search-container{padding:14px}.search-form{grid-template-columns:minmax(0,1fr)}.search-form .free-filter{grid-column:1}.price-filter,.search-actions{grid-column:1}.course-grid{grid-template-columns:minmax(0,1fr);gap:14px}.course-cover{aspect-ratio:16/8.5}.course-card-content{padding:14px 15px 15px}.course-card-content h2{font-size:16px}.course-card-content>p{font-size:14px;line-height:1.45;margin-bottom:10px}.course-price{font-size:14px}.course-action{font-size:14px;padding:10px 9px}.course-detail-cover{aspect-ratio:4/3}}
@media(max-width:370px){.course-card-content{padding:13px}.course-card-content h2{font-size:15px}.course-card-content>p,.course-price{font-size:13px}}