/* Sepid Academy — minimal RTL UI */
@font-face{font-family:'YekanBakh';font-weight:300;font-display:swap;src:url('/wp-content/themes/gerow/assets/fonts/fa/yekan_bakh/YekanBakhFaNum-Light.woff2') format('woff2')}
@font-face{font-family:'YekanBakh';font-weight:400;font-display:swap;src:url('/wp-content/themes/gerow/assets/fonts/fa/yekan_bakh/YekanBakhFaNum-Regular.woff2') format('woff2')}
@font-face{font-family:'YekanBakh';font-weight:600;font-display:swap;src:url('/wp-content/themes/gerow/assets/fonts/fa/yekan_bakh/YekanBakhFaNum-SemiBold.woff2') format('woff2')}
@font-face{font-family:'YekanBakh';font-weight:700;font-display:swap;src:url('/wp-content/themes/gerow/assets/fonts/fa/yekan_bakh/YekanBakhFaNum-Bold.woff2') format('woff2')}
@font-face{font-family:'YekanBakh';font-weight:800;font-display:swap;src:url('/wp-content/themes/gerow/assets/fonts/fa/yekan_bakh/YekanBakhFaNum-ExtraBold.woff2') format('woff2')}

:root{
  --primary:#211fbf;--primary-600:#1a18a0;--primary-50:#eef0ff;--primary-100:#dfe2ff;
  --secondary:#0686f7;--secondary-50:#e8f3ff;
  --bg:#f5f6fa;--surface:#fff;--line:#e6e8ef;--line-2:#f0f1f5;
  --text:#1a1d2b;--text-2:#5a5f73;--text-3:#8b90a5;
  --success:#12915e;--success-50:#e6f7ef;--warning:#b7791f;--warning-50:#fff5e0;--danger:#d63a3a;--danger-50:#fdecec;--info:#1e6fd9;--info-50:#e9f1fd;
  --radius:14px;--radius-sm:9px;--shadow:0 1px 2px rgba(20,24,60,.04),0 8px 24px -12px rgba(20,24,60,.12);--shadow-lg:0 20px 50px -20px rgba(20,24,60,.25);
  --font:'YekanBakh',system-ui,-apple-system,'Segoe UI',Tahoma,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:15px;line-height:1.85;color:var(--text);background:var(--bg);direction:rtl;text-align:right}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-600)}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:700;line-height:1.5;color:var(--text)}
h1{font-size:1.7rem}h2{font-size:1.35rem}h3{font-size:1.1rem}h4{font-size:1rem}
p{margin:0 0 1em}
ul{padding-right:1.2em;margin:0 0 1em}
.muted{color:var(--text-3)}.small{font-size:.85rem}.tiny{font-size:.78rem}.bold{font-weight:700}.ltr{direction:ltr;text-align:left;display:inline-block}
.text-center{text-align:center}.text-primary{color:var(--primary)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-warning{color:var(--warning)}
.mt-0{margin-top:0}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2.5rem}.mb-0{margin-bottom:0}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}
.flex{display:flex;gap:.75rem;align-items:center}.flex-wrap{flex-wrap:wrap}.between{justify-content:space-between}.grow{flex:1}.col{flex-direction:column;align-items:stretch}
.hide{display:none!important}
.container{max-width:1180px;margin:0 auto;padding:0 16px}
.container.narrow{max-width:820px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.6rem 1.15rem;border-radius:var(--radius-sm);border:1px solid transparent;font:inherit;font-weight:600;font-size:.92rem;cursor:pointer;transition:.18s;white-space:nowrap;line-height:1.5;background:var(--primary);color:#fff}
.btn:hover{background:var(--primary-600);color:#fff;transform:translateY(-1px)}
.btn-secondary{background:var(--secondary)}.btn-secondary:hover{background:#0672d3}
.btn-outline{background:transparent;border-color:var(--line);color:var(--text)}.btn-outline:hover{background:var(--surface);border-color:var(--primary);color:var(--primary)}
.btn-light{background:var(--primary-50);color:var(--primary)}.btn-light:hover{background:var(--primary-100);color:var(--primary-600)}
.btn-success{background:var(--success)}.btn-success:hover{background:#0f7a4f}
.btn-danger{background:var(--danger)}.btn-danger:hover{background:#b92f2f}
.btn-danger-light{background:var(--danger-50);color:var(--danger)}.btn-danger-light:hover{background:#f9d9d9;color:var(--danger)}
.btn-ghost{background:transparent;color:var(--text-2)}.btn-ghost:hover{background:var(--line-2);color:var(--text);transform:none}
.btn-sm{padding:.35rem .75rem;font-size:.82rem;border-radius:7px}.btn-lg{padding:.8rem 1.6rem;font-size:1.02rem}.btn-block{width:100%}
.btn svg{width:18px;height:18px}.btn-sm svg{width:15px;height:15px}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}

/* forms */
label{display:block;font-weight:600;font-size:.88rem;margin-bottom:.35rem;color:var(--text-2)}
.input,select,textarea,input[type=text],input[type=password],input[type=email],input[type=number],input[type=tel],input[type=search],input[type=date],input[type=url]{width:100%;padding:.62rem .9rem;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);font:inherit;color:var(--text);transition:.15s;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-50)}
textarea{min-height:110px;resize:vertical}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238b90a5' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:left .8rem center;padding-left:2.2rem}
.form-group{margin-bottom:1.1rem}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.form-row-3{grid-template-columns:repeat(3,1fr)}
.help{font-size:.8rem;color:var(--text-3);margin-top:.3rem}
.check{display:flex;align-items:center;gap:.5rem;font-weight:500;cursor:pointer;margin:0}
.check input{width:18px;height:18px;accent-color:var(--primary)}
input[type=file]{padding:.45rem;font-size:.85rem}
.input-ltr{direction:ltr;text-align:left}
.switch-tabs{display:inline-flex;background:var(--line-2);padding:4px;border-radius:10px;gap:2px}
.switch-tabs a,.switch-tabs button{padding:.4rem .95rem;border-radius:8px;font-weight:600;font-size:.88rem;color:var(--text-2);border:0;background:transparent;font:inherit;cursor:pointer}
.switch-tabs .active{background:var(--surface);color:var(--primary);box-shadow:var(--shadow)}

/* alerts / badges */
.alert{padding:.8rem 1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.9rem;border:1px solid transparent;display:flex;gap:.6rem;align-items:flex-start}
.alert-success{background:var(--success-50);color:var(--success);border-color:#c3ead6}
.alert-danger{background:var(--danger-50);color:var(--danger);border-color:#f5c6c6}
.alert-warning{background:var(--warning-50);color:var(--warning);border-color:#f6e2b3}
.alert-info{background:var(--info-50);color:var(--info);border-color:#c5d9f7}
.alert ul{margin:0;padding-right:1.1em}
.badge{display:inline-flex;align-items:center;gap:.3rem;padding:.15rem .6rem;border-radius:999px;font-size:.76rem;font-weight:600;line-height:1.7;white-space:nowrap}
.badge-success{background:var(--success-50);color:var(--success)}.badge-warning{background:var(--warning-50);color:var(--warning)}.badge-danger{background:var(--danger-50);color:var(--danger)}
.badge-info{background:var(--info-50);color:var(--info)}.badge-muted{background:var(--line-2);color:var(--text-2)}.badge-primary{background:var(--primary-50);color:var(--primary)}.badge-dark{background:var(--text);color:#fff}
.chip{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .8rem;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:.84rem;font-weight:600;color:var(--text-2);transition:.15s}
.chip:hover,.chip.active{border-color:var(--primary);color:var(--primary);background:var(--primary-50)}
.chips{display:flex;flex-wrap:wrap;gap:.5rem}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow)}
.card.flat{box-shadow:none}
.card-title{font-size:1.05rem;font-weight:700;margin-bottom:1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.card-title svg{width:20px;height:20px;color:var(--primary)}
.grid{display:grid;gap:1.2rem}
.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-auto{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.grid-auto-sm{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.25rem;display:flex;align-items:center;gap:1rem}
.stat .icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--primary-50);color:var(--primary);flex-shrink:0}
.stat .icon svg{width:22px;height:22px}
.stat .icon.green{background:var(--success-50);color:var(--success)}.stat .icon.orange{background:var(--warning-50);color:var(--warning)}.stat .icon.blue{background:var(--info-50);color:var(--info)}.stat .icon.red{background:var(--danger-50);color:var(--danger)}
.stat .value{font-size:1.35rem;font-weight:800;line-height:1.3}.stat .label{font-size:.82rem;color:var(--text-3)}

/* tables */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:.75rem .9rem;text-align:right;border-bottom:1px solid var(--line-2);vertical-align:middle}
th{font-weight:700;font-size:.8rem;color:var(--text-3);background:#fafbfd;white-space:nowrap}
tr:last-child td{border-bottom:0}
tbody tr:hover td{background:#fbfbfe}
td .actions{display:flex;gap:.35rem;flex-wrap:wrap}
.empty{padding:3rem 1rem;text-align:center;color:var(--text-3)}
.empty svg{width:48px;height:48px;margin:0 auto .8rem;opacity:.35}

/* progress */
.progress{height:8px;background:var(--line-2);border-radius:99px;overflow:hidden}
.progress > span{display:block;height:100%;background:linear-gradient(90deg,var(--secondary),var(--primary));border-radius:99px;transition:width .4s}

/* ---------- public header ---------- */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .container{display:flex;align-items:center;gap:1.5rem;height:70px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.05rem;color:var(--text)}
.brand img{height:44px;width:auto}
.brand small{display:block;font-size:.7rem;font-weight:500;color:var(--text-3);line-height:1.2}
.nav{display:flex;align-items:center;gap:.1rem;flex:1}
.nav > li{list-style:none;position:relative}
.nav > li > a{display:flex;align-items:center;gap:.3rem;padding:.55rem .75rem;border-radius:8px;font-weight:600;font-size:.9rem;color:var(--text-2)}
.nav > li > a:hover,.nav > li.active > a{color:var(--primary);background:var(--primary-50)}
.nav > li > a svg{width:14px;height:14px;opacity:.6}
.dropdown{position:absolute;top:100%;right:0;min-width:230px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);padding:.5rem;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s;z-index:60}
.nav > li:hover .dropdown,.nav > li:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(4px)}
.dropdown a{display:flex;align-items:center;justify-content:space-between;padding:.5rem .8rem;border-radius:8px;font-size:.88rem;color:var(--text-2);font-weight:500}
.dropdown a:hover{background:var(--primary-50);color:var(--primary)}
.dropdown .sep{height:1px;background:var(--line);margin:.4rem .2rem}
.dropdown .head{font-size:.72rem;color:var(--text-3);padding:.4rem .8rem .1rem;font-weight:700}
.dropdown.mega{min-width:520px;display:grid;grid-template-columns:1fr 1fr;gap:.25rem}
.dropdown.mega .colm{padding:.25rem}
.header-actions{display:flex;align-items:center;gap:.5rem;margin-right:auto}
.icon-btn{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;border:1px solid var(--line);background:var(--surface);color:var(--text-2);cursor:pointer;transition:.15s}
.icon-btn:hover{border-color:var(--primary);color:var(--primary)}
.icon-btn svg{width:20px;height:20px}
.burger{display:none}
.search-bar{position:absolute;left:0;right:0;top:70px;background:var(--surface);border-bottom:1px solid var(--line);padding:1rem 0;display:none}
.search-bar.open{display:block}
.search-bar form{display:flex;gap:.5rem;max-width:720px;margin:0 auto}
.mobile-nav{position:fixed;inset:0;z-index:100;display:none}
.mobile-nav.open{display:block}
.mobile-nav .backdrop{position:absolute;inset:0;background:rgba(15,18,40,.45)}
.mobile-nav .panel{position:absolute;top:0;right:0;bottom:0;width:min(320px,88vw);background:var(--surface);overflow-y:auto;padding:1rem;box-shadow:var(--shadow-lg)}
.mobile-nav details{border-bottom:1px solid var(--line-2)}
.mobile-nav summary,.mobile-nav .lnk{display:block;padding:.7rem .4rem;font-weight:600;cursor:pointer;color:var(--text);list-style:none}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-nav details a{display:block;padding:.45rem 1.2rem;color:var(--text-2);font-size:.9rem}

/* hero */
.hero{background:radial-gradient(1200px 400px at 80% -10%,var(--primary-100),transparent),linear-gradient(180deg,#fff,var(--bg));padding:3.5rem 0 3rem;border-bottom:1px solid var(--line)}
.hero h1{font-size:2.1rem;font-weight:800;line-height:1.5;margin-bottom:.8rem}
.hero h1 span{color:var(--primary)}
.hero p{font-size:1.05rem;color:var(--text-2);max-width:620px}
.hero .search{display:flex;gap:.5rem;max-width:620px;margin-top:1.5rem;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:.4rem;box-shadow:var(--shadow)}
.hero .search input{border:0;box-shadow:none;background:transparent}
.hero .search input:focus{box-shadow:none}
.hero-stats{display:flex;gap:2rem;margin-top:2rem;flex-wrap:wrap}
.hero-stats div b{display:block;font-size:1.4rem;font-weight:800;color:var(--primary)}
.hero-stats div span{font-size:.85rem;color:var(--text-3)}
.section{padding:2.75rem 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1.5rem}
.section-head h2{margin:0}
.section-head p{margin:0;color:var(--text-3);font-size:.9rem}

/* course card */
.course-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.2s;height:100%}
.course-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--primary-100)}
.course-card .cover{aspect-ratio:16/9;background:linear-gradient(135deg,var(--primary-50),var(--secondary-50));position:relative;overflow:hidden}
.course-card .cover img{width:100%;height:100%;object-fit:cover}
.course-card .cover .ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--primary);opacity:.5}
.course-card .cover .ph svg{width:48px;height:48px}
.course-card .tags{position:absolute;top:.6rem;right:.6rem;display:flex;gap:.3rem}
.course-card .tags .badge{background:rgba(255,255,255,.92);color:var(--text);backdrop-filter:blur(4px)}
.course-card .body{padding:1rem 1.1rem;display:flex;flex-direction:column;gap:.4rem;flex:1}
.course-card .cat{font-size:.76rem;color:var(--text-3);font-weight:600}
.course-card h3{font-size:1rem;margin:0;line-height:1.6}
.course-card h3 a{color:var(--text)}.course-card h3 a:hover{color:var(--primary)}
.course-card .desc{font-size:.84rem;color:var(--text-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.course-card .meta{display:flex;gap:.9rem;font-size:.78rem;color:var(--text-3);margin-top:auto;padding-top:.5rem}
.course-card .meta span{display:inline-flex;align-items:center;gap:.25rem}.course-card .meta svg{width:14px;height:14px}
.course-card .foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line-2);padding:.75rem 1.1rem}
.price{font-weight:800;color:var(--primary)}.price.free{color:var(--success)}
.price small{font-weight:500;font-size:.75rem;color:var(--text-3)}

/* content card */
.content-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;display:flex;gap:.9rem;transition:.2s;height:100%}
.content-card:hover{border-color:var(--primary-100);box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.content-card .ic{width:44px;height:44px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;background:var(--primary-50);color:var(--primary)}
.content-card .ic svg{width:22px;height:22px}
.content-card .ic.video{background:var(--danger-50);color:var(--danger)}.content-card .ic.article{background:var(--info-50);color:var(--info)}.content-card .ic.tip{background:var(--warning-50);color:var(--warning)}.content-card .ic.error{background:var(--danger-50);color:var(--danger)}.content-card .ic.short{background:var(--success-50);color:var(--success)}
.content-card h3{font-size:.95rem;margin:0 0 .2rem}.content-card h3 a{color:var(--text)}.content-card h3 a:hover{color:var(--primary)}
.content-card p{font-size:.82rem;color:var(--text-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.content-card .foot{display:flex;gap:.6rem;align-items:center;margin-top:.5rem;font-size:.76rem;color:var(--text-3)}

/* category tiles */
.cat-tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;display:flex;align-items:center;gap:.9rem;color:var(--text);transition:.2s}
.cat-tile:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow)}
.cat-tile .ic{width:42px;height:42px;border-radius:12px;background:var(--primary-50);color:var(--primary);display:grid;place-items:center;flex-shrink:0}
.cat-tile .ic svg{width:20px;height:20px}
.cat-tile b{display:block;font-size:.95rem}.cat-tile span{font-size:.78rem;color:var(--text-3)}

/* page header */
.page-head{padding:2.2rem 0 1.6rem}
.page-head h1{margin-bottom:.3rem}
.breadcrumb{display:flex;flex-wrap:wrap;gap:.3rem;font-size:.8rem;color:var(--text-3);margin-bottom:.6rem}
.breadcrumb a{color:var(--text-3)}.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span::before{content:'/';margin-left:.3rem;opacity:.5}

/* listing with sidebar filters */
.listing{display:grid;grid-template-columns:270px 1fr;gap:1.5rem;align-items:start}
.filters{position:sticky;top:86px}
.filters .card{padding:1.1rem}
.filters h4{font-size:.85rem;color:var(--text-3);margin:.9rem 0 .5rem;font-weight:700}
.filters h4:first-child{margin-top:0}
.filters .opt{display:flex;align-items:center;gap:.5rem;padding:.3rem 0;font-size:.88rem;cursor:pointer;color:var(--text-2)}
.filters .opt input{accent-color:var(--primary)}
.filters .tree a{display:block;padding:.3rem 0;font-size:.88rem;color:var(--text-2)}
.filters .tree a.active,.filters .tree a:hover{color:var(--primary);font-weight:700}
.filters .tree .sub{padding-right:1rem;border-right:2px solid var(--line-2);margin-right:.3rem}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.2rem;flex-wrap:wrap}
.toolbar .count{font-size:.85rem;color:var(--text-3)}
.toolbar select{width:auto;padding:.4rem 2.2rem .4rem .8rem;font-size:.85rem}

/* course detail */
.course-hero{background:var(--surface);border-bottom:1px solid var(--line);padding:2.2rem 0}
.course-hero .grid{grid-template-columns:1fr 340px;align-items:start}
.course-hero h1{font-size:1.75rem}
.course-hero .lead{color:var(--text-2);font-size:1rem}
.course-hero .meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.8rem;margin-top:1.4rem}
.course-hero .meta-grid div{background:var(--bg);border-radius:10px;padding:.7rem .9rem}
.course-hero .meta-grid small{display:block;color:var(--text-3);font-size:.75rem}
.course-hero .meta-grid b{font-size:.92rem}
.buy-box{position:sticky;top:90px}
.buy-box .cover{aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:linear-gradient(135deg,var(--primary-50),var(--secondary-50));margin-bottom:1rem}
.buy-box .cover img{width:100%;height:100%;object-fit:cover}
.buy-box .price-big{font-size:1.6rem;font-weight:800;color:var(--primary)}
.buy-box .price-big.free{color:var(--success)}
.buy-box ul{list-style:none;padding:0;margin:1rem 0 0;font-size:.86rem;color:var(--text-2)}
.buy-box ul li{display:flex;gap:.5rem;align-items:center;padding:.3rem 0;border-bottom:1px dashed var(--line-2)}
.buy-box ul li svg{width:16px;height:16px;color:var(--success);flex-shrink:0}
.tabs{display:flex;gap:.2rem;border-bottom:1px solid var(--line);margin-bottom:1.4rem;overflow-x:auto}
.tabs a{padding:.7rem 1rem;font-weight:600;font-size:.9rem;color:var(--text-2);border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tabs a.active,.tabs a:hover{color:var(--primary);border-color:var(--primary)}
.prose{font-size:.95rem;line-height:2;color:var(--text-2)}
.prose h2,.prose h3{color:var(--text);margin-top:1.4em}
.prose ul li{margin-bottom:.3em}
.syllabus{list-style:none;padding:0;margin:0;counter-reset:s}
.syllabus li{display:flex;gap:.8rem;align-items:flex-start;padding:.7rem 0;border-bottom:1px dashed var(--line);counter-increment:s}
.syllabus li::before{content:counter(s);width:28px;height:28px;border-radius:8px;background:var(--primary-50);color:var(--primary);display:grid;place-items:center;font-size:.8rem;font-weight:700;flex-shrink:0}
.lesson-list{list-style:none;padding:0;margin:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.lesson-list li{display:flex;align-items:center;gap:.8rem;padding:.8rem 1rem;border-bottom:1px solid var(--line-2);background:var(--surface);font-size:.9rem}
.lesson-list li:last-child{border-bottom:0}
.lesson-list .n{width:28px;height:28px;border-radius:8px;background:var(--bg);display:grid;place-items:center;font-size:.78rem;font-weight:700;color:var(--text-3);flex-shrink:0}
.lesson-list .t{flex:1}
.lesson-list .lock{color:var(--text-3)}.lesson-list .lock svg{width:16px;height:16px}
.lesson-list .free{color:var(--success);font-size:.78rem;font-weight:700}
.lesson-list li.locked{color:var(--text-2)}
.faq details{border:1px solid var(--line);border-radius:10px;margin-bottom:.6rem;background:var(--surface)}
.faq summary{padding:.8rem 1rem;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:1.2rem;color:var(--text-3)}
.faq details[open] summary::after{content:'−'}
.faq .a{padding:0 1rem 1rem;color:var(--text-2);font-size:.9rem}
.installment-table{width:100%;font-size:.88rem}
.installment-table td{padding:.5rem .6rem}

/* footer */
.site-footer{background:#12142b;color:#c7c9da;padding:3rem 0 1.5rem;margin-top:3rem}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:.8rem}
.site-footer a{color:#c7c9da;display:block;padding:.2rem 0;font-size:.88rem}.site-footer a:hover{color:#fff}
.site-footer .grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
.site-footer .copy{border-top:1px solid rgba(255,255,255,.08);margin-top:2rem;padding-top:1.2rem;font-size:.8rem;color:#8a8ea8;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem}

/* ---------- auth ---------- */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:2rem 1rem;background:radial-gradient(900px 400px at 50% -10%,var(--primary-100),transparent),var(--bg)}
.auth-card{width:100%;max-width:440px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:2rem;box-shadow:var(--shadow-lg)}
.auth-card .logo{text-align:center;margin-bottom:1.5rem}
.auth-card .logo img{height:56px;margin:0 auto .5rem}
.auth-card h1{font-size:1.3rem;text-align:center;margin-bottom:.3rem}
.auth-card .sub{text-align:center;color:var(--text-3);font-size:.88rem;margin-bottom:1.5rem}
.auth-card .foot{text-align:center;font-size:.88rem;color:var(--text-2);margin-top:1.2rem}

/* ---------- panel / admin shell ---------- */
.shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:var(--surface);border-left:1px solid var(--line);padding:1.2rem 1rem;position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column}
.sidebar .brand{margin-bottom:1.4rem;padding:0 .4rem}
.sidebar .brand img{height:38px}
.sidebar .user{display:flex;align-items:center;gap:.7rem;padding:.7rem;background:var(--bg);border-radius:12px;margin-bottom:1rem}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--primary-100);color:var(--primary);display:grid;place-items:center;font-weight:800;overflow:hidden;flex-shrink:0}
.avatar img{width:100%;height:100%;object-fit:cover}
.avatar.lg{width:80px;height:80px;font-size:1.6rem}
.sidebar .user b{display:block;font-size:.9rem;line-height:1.4}.sidebar .user span{font-size:.75rem;color:var(--text-3)}
.side-nav{list-style:none;padding:0;margin:0}
.side-nav .head{font-size:.7rem;color:var(--text-3);font-weight:700;padding:1rem .8rem .3rem;letter-spacing:.02em}
.side-nav a{display:flex;align-items:center;gap:.7rem;padding:.6rem .8rem;border-radius:10px;color:var(--text-2);font-weight:600;font-size:.9rem;transition:.15s}
.side-nav a svg{width:19px;height:19px;flex-shrink:0;opacity:.8}
.side-nav a:hover{background:var(--bg);color:var(--text)}
.side-nav a.active{background:var(--primary-50);color:var(--primary)}
.side-nav a .cnt{margin-right:auto;background:var(--danger);color:#fff;font-size:.7rem;padding:0 .45rem;border-radius:99px;line-height:1.6}
.sidebar .bottom{margin-top:auto;padding-top:1rem;border-top:1px solid var(--line-2)}
.main{min-width:0}
.topbar{height:64px;display:flex;align-items:center;gap:1rem;padding:0 1.5rem;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar h2{margin:0;font-size:1.1rem}
.topbar .burger{display:none}
.content{padding:1.5rem}
.content > .card{margin-bottom:1.2rem}
.page-title{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.3rem;flex-wrap:wrap}
.page-title h1{font-size:1.35rem;margin:0}
.side-overlay{position:fixed;inset:0;background:rgba(15,18,40,.45);z-index:45;display:none}
body.side-open .side-overlay{display:block}

/* player */
.player{display:grid;grid-template-columns:1fr 340px;gap:1.2rem;align-items:start}
.player .video{background:#000;border-radius:14px;overflow:hidden;aspect-ratio:16/9}
.player video,.player iframe{width:100%;height:100%;display:block;border:0}
.player .doc-frame{height:75vh;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.player .doc-frame iframe{width:100%;height:100%;border:0}
.player .lessons{list-style:none;margin:0;padding:0;max-height:70vh;overflow-y:auto}
.player .lessons li a{display:flex;align-items:center;gap:.7rem;padding:.7rem .8rem;border-radius:10px;color:var(--text-2);font-size:.88rem}
.player .lessons li a:hover{background:var(--bg)}
.player .lessons li.current a{background:var(--primary-50);color:var(--primary);font-weight:700}
.player .lessons .st{width:22px;height:22px;border-radius:50%;border:2px solid var(--line);display:grid;place-items:center;flex-shrink:0;font-size:.7rem}
.player .lessons li.done .st{background:var(--success);border-color:var(--success);color:#fff}
.player .lessons .dur{margin-right:auto;font-size:.75rem;color:var(--text-3)}
.text-lesson{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:1.5rem}

/* timeline / installments */
.inst{display:flex;align-items:center;gap:.8rem;padding:.7rem 0;border-bottom:1px dashed var(--line)}
.inst:last-child{border:0}
.inst .dot{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--line-2);color:var(--text-3);flex-shrink:0}
.inst.paid .dot{background:var(--success);color:#fff}
.inst .dot svg{width:14px;height:14px}

/* misc */
.kv{display:grid;grid-template-columns:auto 1fr;gap:.35rem 1.2rem;font-size:.9rem}
.kv dt{color:var(--text-3);font-weight:600}.kv dd{margin:0;font-weight:600}
.divider{height:1px;background:var(--line);margin:1.4rem 0}
.upload-box{border:2px dashed var(--line);border-radius:12px;padding:1.2rem;text-align:center;color:var(--text-3);font-size:.88rem;background:#fafbfd;cursor:pointer;transition:.15s}
.upload-box:hover,.upload-box.drag{border-color:var(--primary);background:var(--primary-50);color:var(--primary)}
.upload-box input{display:none}
.upload-progress{margin-top:.6rem;display:none}
.upload-progress .progress{height:10px}
.doc-row{display:flex;align-items:center;gap:.8rem;padding:.7rem 0;border-bottom:1px solid var(--line-2)}
.doc-row:last-child{border:0}
.repeater .item{display:grid;grid-template-columns:1fr 2fr auto;gap:.5rem;margin-bottom:.5rem;align-items:start}
.repeater .item.two{grid-template-columns:1fr auto}
.print-only{display:none}
.msg{padding:.9rem 1rem;border-radius:12px;background:var(--bg);margin-bottom:.8rem;font-size:.92rem}
.msg.admin{background:var(--primary-50)}
.msg .who{font-size:.75rem;color:var(--text-3);margin-bottom:.3rem;font-weight:700}
.sortable .handle{cursor:grab;color:var(--text-3)}
.sortable li.dragging{opacity:.4}
.toast{position:fixed;bottom:1.2rem;left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:.6rem 1.2rem;border-radius:10px;font-size:.88rem;z-index:200;opacity:0;transition:.25s;pointer-events:none}
.toast.show{opacity:1}

@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}
  .course-hero .grid{grid-template-columns:1fr}.buy-box{position:static}
  .player{grid-template-columns:1fr}
  .site-footer .grid{grid-template-columns:1fr 1fr}
  .dropdown.mega{min-width:420px}
}
@media (max-width:900px){
  .nav{display:none}.burger{display:grid}
  .shell{grid-template-columns:1fr}
  .sidebar{position:fixed;right:0;top:0;bottom:0;width:270px;z-index:50;transform:translateX(100%);transition:.25s}
  body.side-open .sidebar{transform:none}
  .topbar .burger{display:grid}
  .listing{grid-template-columns:1fr}.filters{position:static}
  .content{padding:1rem}
}
@media (max-width:640px){
  body{font-size:14.5px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero{padding:2.2rem 0}.hero h1{font-size:1.5rem}
  .site-footer .grid{grid-template-columns:1fr}
  .form-row,.form-row-3{grid-template-columns:1fr}
  .brand small{display:none}
  .card{padding:1rem}
  .repeater .item{grid-template-columns:1fr}
  th,td{padding:.6rem .6rem}
  .site-header .container{gap:.6rem}
  .brand img{height:38px}
}
@media print{
  body{background:#fff}
  .no-print{display:none!important}.print-only{display:block}
}

/* icon sizing defaults */
.doc-row > svg,.alert > svg,.flex > svg,.inst svg,.small svg,.help svg,.muted svg,.msg svg,.doc-row .avatar svg,.avatar svg{width:18px;height:18px;flex-shrink:0}
.doc-row > svg{color:var(--text-3)}
.chip svg,.badge svg,.tiny svg{width:14px;height:14px}
.buy-box .price-big{font-size:1.45rem;white-space:nowrap}
.buy-box .flex.between{align-items:flex-start}
.upload-box > svg{width:36px;height:36px;margin:0 auto .5rem;opacity:.5;display:block}
.handle svg,.lesson-list li > svg,.stat .value svg{width:16px;height:16px}
.sortable li .n{margin-right:.2rem}

/* admin side forms: on small screens show the form (esp. when editing) above the list */
.card.editing{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-50)}
@media (max-width:1024px){.side-form{grid-template-columns:1fr!important}.side-form > form{order:-1}}
/* mobile: collapse any inline two-column grid and hide off-canvas overflow */
@media (max-width:1024px){.grid[style*="grid-template-columns"]{grid-template-columns:1fr!important}}
@media (max-width:900px){html,body{overflow-x:hidden}.main{max-width:100vw}.topbar h2{font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar .btn span,.topbar .btn-ghost{display:none}}