:root{
  --green:#1d3a1f; --deep:#133014; --mid:#2b5230; --gold:#b8862b; --gold-dk:#9f7322; --gold-lt:#d3b873;
  --cream:#f7f3ea; --cream-2:#efe8d8; --ink:#23281f; --muted:#5b6157; --line:#e6dfcf; --white:#fff;
  --ok:#2f6b37; --bad:#a23a22;
  --serif:'Playfair Display',Georgia,'Times New Roman',serif;
  --sans:'Inter',Arial,Helvetica,sans-serif;
  --wrap:1160px; --radius:8px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.55;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--green)}
h1,h2,h3{font-family:var(--serif);color:var(--green);line-height:1.15;margin:0 0 .4em}
h1{font-size:clamp(28px,4vw,40px)} h2{font-size:clamp(22px,3vw,28px)} h3{font-size:19px}
p{margin:0 0 1em}
button,input,select,textarea{font:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.eyebrow{display:block;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
.muted{color:var(--muted)} .small{font-size:13px}
.hidden{display:none!important}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:5px;font-weight:600;font-size:15px;text-decoration:none;border:2px solid var(--gold);background:var(--gold);color:#fff;cursor:pointer;transition:.15s;line-height:1.2}
.btn:hover{background:var(--gold-dk);border-color:var(--gold-dk)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:transparent;color:var(--green);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold-dk);background:transparent}
.btn.green{background:var(--green);border-color:var(--green)} .btn.green:hover{background:var(--deep)}
.btn.sm{padding:7px 12px;font-size:13px}
.btn.danger{background:transparent;color:var(--bad);border-color:#e5c7bf} .btn.danger:hover{background:#fbeae6}
.link{background:none;border:0;padding:0;color:var(--green);font-weight:600;cursor:pointer;text-decoration:underline}

/* forms */
label{display:block;font-size:14px;font-weight:600;margin:0 0 6px}
input,select,textarea{width:100%;font-size:16px;padding:11px 13px;border:1px solid #cfc8b6;border-radius:5px;background:#fff;color:var(--ink);margin-bottom:16px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold);outline-offset:0;border-color:var(--gold)}
textarea{min-height:90px;resize:vertical}
.msg{padding:12px 14px;border-radius:5px;font-size:14px;margin:0 0 14px}
.msg.err{background:#fbe9e5;color:#8a2a17} .msg.ok{background:#e7f0e4;color:var(--green)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* auth pages */
.auth{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr;background:#fff}
.auth-art{position:relative;background:var(--deep) url('/assets/hero-bayou.jpg') 60% 55%/cover no-repeat;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;padding:56px}
.auth-art:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,48,20,.35),rgba(19,48,20,.92))}
.auth-art>*{position:relative}
.auth-art h1{color:#fff;font-size:clamp(30px,3.6vw,44px)} .auth-art h1 em{font-style:normal;color:var(--gold-lt)}
.auth-art p{color:#d7ddd3;max-width:460px}
.auth-form{display:flex;flex-direction:column;justify-content:center;padding:48px clamp(24px,6vw,80px)}
.auth-form .logo{width:150px;margin-bottom:28px}
.auth-form form{max-width:400px}

/* app header */
.top{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:84px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{height:68px;width:auto}
.brand span{font-family:var(--serif);font-weight:700;color:var(--green);font-size:20px;line-height:1.1;border-left:1px solid var(--line);padding-left:12px}
.brand small{display:block;font-family:var(--sans);font-weight:600;font-size:11px;letter-spacing:.16em;color:var(--gold);text-transform:uppercase}
.nav{display:flex;align-items:center;gap:6px}
.nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:15px;padding:9px 12px;border-radius:5px}
.nav a:hover{background:var(--cream)} .nav a.on{color:var(--green);background:var(--cream);font-weight:600}
.usermenu{position:relative}
.userbtn{display:flex;align-items:center;gap:8px;background:none;border:1px solid var(--line);border-radius:30px;padding:5px 12px 5px 5px;cursor:pointer;color:var(--ink);font-weight:500}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--green);color:var(--gold-lt);display:grid;place-items:center;font-weight:700;font-size:13px}
.dropdown{position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 30px rgba(19,48,20,.12);min-width:200px;padding:6px;display:none}
.dropdown.open{display:block}
.dropdown a,.dropdown button{display:block;width:100%;text-align:left;padding:10px 12px;border:0;background:none;color:var(--ink);text-decoration:none;font-size:14px;border-radius:5px;cursor:pointer}
.dropdown a:hover,.dropdown button:hover{background:var(--cream)}
.menu-toggle{display:none;background:none;border:0;font-size:28px;color:var(--green);cursor:pointer;padding:4px 8px}

/* page */
main{padding:36px 0 70px;min-height:calc(100vh - 160px)}
.hero{background:var(--deep) url('/assets/hero-bayou.jpg') center 60%/cover no-repeat;position:relative;border-radius:10px;overflow:hidden;color:#fff;padding:40px 40px;margin-bottom:30px}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(19,48,20,.94) 0%,rgba(19,48,20,.8) 55%,rgba(19,48,20,.35) 100%)}
.hero>*{position:relative}
.hero h1{color:#fff;margin-bottom:6px} .hero p{color:#d7ddd3;margin:0;max-width:560px}
.hero .eyebrow{color:var(--gold-lt)}
.hero-stats{display:flex;gap:28px;margin-top:22px;flex-wrap:wrap}
.hero-stats div{font-size:13px;color:#cfd7cb} .hero-stats b{display:block;font-family:var(--serif);font-size:28px;color:#fff}
.bar{height:8px;background:var(--cream-2);border-radius:10px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--gold);border-radius:10px;transition:width .4s}
.hero .bar{background:rgba(255,255,255,.18);max-width:420px;margin-top:8px}

.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:34px 0 16px}
.section-head h2{margin:0}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
a.card{text-decoration:none;color:inherit;display:block;transition:.15s}
a.card:hover{border-color:var(--gold);box-shadow:0 10px 26px rgba(19,48,20,.08);transform:translateY(-2px)}
.card p{color:var(--muted);font-size:14.5px}
.cat-card{border-top:3px solid var(--gold);display:flex!important;flex-direction:column}
.cat-card .meta{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin:auto 0 8px;padding-top:6px}
.icon{width:44px;height:44px;border-radius:50%;background:var(--green);display:grid;place-items:center;margin-bottom:14px;flex:0 0 44px}
.icon svg{width:22px;height:22px;stroke:var(--gold-lt);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

.continue{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius);padding:18px 22px;text-decoration:none;color:inherit}
.continue:hover{border-color:var(--gold)}
.play{width:46px;height:46px;border-radius:50%;background:var(--gold);display:grid;place-items:center;flex:0 0 46px}
.play svg{width:18px;height:18px;fill:#fff;margin-left:3px}

/* video list */
.vlist{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.vitem{display:flex;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line);text-decoration:none;color:inherit}
.vitem:last-child{border-bottom:0}
.vitem:hover{background:var(--cream)}
.vitem.on{background:var(--cream);box-shadow:inset 3px 0 0 var(--gold)}
.vnum{width:30px;height:30px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;font-size:13px;font-weight:600;color:var(--muted);flex:0 0 30px}
.vnum.done{background:var(--ok);border-color:var(--ok);color:#fff}
.vitem .t{flex:1;min-width:0} .vitem .t b{display:block;font-weight:600;color:var(--green)} .vitem .t span{font-size:13px;color:var(--muted)}
.dur{font-size:13px;color:var(--muted);white-space:nowrap}
.crumbs{font-size:14px;margin-bottom:14px;color:var(--muted)} .crumbs a{color:var(--muted)}

.player-layout{display:grid;grid-template-columns:1fr 340px;gap:24px;align-items:start}
.player{position:relative;padding-top:56.25%;background:#0d1f0e;border-radius:var(--radius);overflow:hidden}
.player iframe,.player .ph{position:absolute;inset:0;width:100%;height:100%;border:0}
.player .ph{display:grid;place-items:center;color:#cfd7cb;text-align:center;padding:20px}
.vactions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;margin:18px 0}
.side h3{font-size:16px;margin:0;padding:16px 20px;border-bottom:1px solid var(--line);background:#fff}
.side .vitem{padding:12px 16px}

/* practice */
.sc-card{display:flex!important;flex-direction:column}
.sc-card .tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.tag{font-size:12px;font-weight:600;padding:4px 10px;border-radius:20px;background:var(--cream);color:var(--green);border:1px solid var(--line)}
.tag.gold{background:#f6ecd3;border-color:#ecdcb1;color:#7a5a1e}
.sc-card .foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted);padding-top:10px}
.best{font-weight:700;color:var(--ok)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.filters button{border:1px solid var(--line);background:#fff;border-radius:20px;padding:7px 14px;font-size:14px;cursor:pointer;color:var(--ink)}
.filters button.on{background:var(--green);color:#fff;border-color:var(--green)}

.brief{display:grid;grid-template-columns:1.3fr 1fr;gap:24px;align-items:start}
.brief ul{margin:0;padding-left:20px;color:var(--muted)} .brief li{margin-bottom:6px}
.chat-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;height:min(70vh,640px)}
.chat-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.chat-head b{color:var(--green)}
.chat{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px;background:var(--cream)}
.bubble{max-width:78%;padding:12px 15px;border-radius:14px;font-size:15px;white-space:pre-wrap;word-wrap:break-word}
.bubble.them{background:#fff;border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.bubble.me{background:var(--green);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.bubble .who{display:block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin-bottom:3px}
.bubble.me .who{color:var(--gold-lt)}
.typing{align-self:flex-start;color:var(--muted);font-size:14px;font-style:italic}
.composer{display:flex;gap:10px;padding:14px;border-top:1px solid var(--line)}
.composer textarea{margin:0;min-height:48px;height:48px;max-height:140px}
.feedback{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start}
.score{width:170px;height:170px;border-radius:50%;display:grid;place-items:center;margin:0 auto 12px;background:conic-gradient(var(--gold) calc(var(--p)*1%),var(--cream-2) 0)}
.score div{width:136px;height:136px;border-radius:50%;background:#fff;display:grid;place-items:center;text-align:center}
.score b{font-family:var(--serif);font-size:44px;color:var(--green);line-height:1} .score span{font-size:12px;color:var(--muted)}
.fb-list{margin:0 0 16px;padding-left:20px} .fb-list li{margin-bottom:8px}
.say{background:var(--cream);border-left:3px solid var(--gold);padding:14px 16px;border-radius:5px;font-style:italic}
.crit{list-style:none;padding:0;margin:0} .crit li{display:flex;gap:10px;padding:7px 0;border-bottom:1px solid var(--line);font-size:14px}
.crit .y{color:var(--ok);font-weight:700} .crit .n{color:var(--bad);font-weight:700}

/* admin */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:22px;flex-wrap:wrap}
.tabs button{border:0;background:none;padding:12px 16px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1px}
.tabs button.on{color:var(--green);border-bottom-color:var(--gold)}
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--cream);padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
.acts{display:flex;gap:6px;flex-wrap:wrap}
.pill{display:inline-block;font-size:12px;font-weight:600;padding:3px 9px;border-radius:20px;background:var(--cream);color:var(--green)}
.pill.off{background:#f3e4e0;color:var(--bad)} .pill.admin{background:#f6ecd3;color:#7a5a1e}
.status{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.status div{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:30px;padding:7px 14px;font-size:14px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--bad)} .dot.on{background:var(--ok)}
.modal-bg{position:fixed;inset:0;background:rgba(19,48,20,.55);display:grid;place-items:center;z-index:50;padding:20px}
.modal{background:#fff;border-radius:10px;max-width:520px;width:100%;padding:28px;max-height:90vh;overflow:auto}
.modal.wide{max-width:780px}
.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:20px;background:var(--cream);border:1px dashed var(--gold);padding:12px 16px;border-radius:5px;text-align:center;letter-spacing:.04em;margin:10px 0 16px;user-select:all}
.empty{text-align:center;padding:50px 20px;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:var(--radius)}
.thumb{width:96px;height:54px;object-fit:cover;border-radius:4px;background:var(--cream-2)}

footer.foot{border-top:1px solid var(--line);background:#fff;padding:22px 0;font-size:13px;color:var(--muted)}
footer.foot .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.loading{padding:60px;text-align:center;color:var(--muted)}

@media (max-width:980px){
  .grid3{grid-template-columns:1fr 1fr}
  .player-layout,.brief,.feedback{grid-template-columns:1fr}
  .auth{grid-template-columns:1fr} .auth-art{min-height:260px;padding:32px}
}
@media (max-width:760px){
  .top .wrap{height:72px} .brand img{height:56px} .brand span{display:none}
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:8px 16px 14px;border-bottom:1px solid var(--line);gap:2px}
  .nav.open{display:flex}
  .userbtn .nm{display:none}
  .grid3,.grid2,.row2{grid-template-columns:1fr}
  .hero{padding:28px 22px}
  main{padding-top:22px}
  .bubble{max-width:90%}
  .chat-head{flex-direction:column;align-items:stretch}
  .chat-head .btn{width:100%}
  .chat-wrap{height:calc(100vh - 150px)}
  .composer textarea{font-size:16px}
  .hero-stats{gap:18px}
  .section-head{flex-direction:column;align-items:flex-start}
}