/* Layout: mobile-first app shell, one column (max 720px), sticky top bar + fixed bottom tab bar, sheets slide up from the bottom. */
:root{
  --bg:#F7F9F8; --surface:#FFFFFF; --line:#E7ECEA; --ink:#132821; --muted:#66756F;
  --pine:#397C6B; --pine-deep:#2D6658; --pine-wash:#F2F8F6; --pine-line:#C6E0D6;
  --gold:#E67D15; --gold-ink:#9E5710; --gold-wash:#FFF3E6; --gold-line:#FBE3C8;
  --danger:#C0392B; --danger-wash:#FBEDEB; --shadow:0 1px 2px rgba(21,49,42,.05),0 10px 28px -14px rgba(21,49,42,.18);
  --font:"Janna LT","IBM Plex Sans Arabic",system-ui,sans-serif;
  --r:14px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0C1A16; --surface:#132821; --line:#21403A; --ink:#ECF3F0; --muted:#98ADA6;
  --pine:#5FAA92; --pine-deep:#4E9483; --pine-wash:#163029; --pine-line:#2B5247;
  --gold:#F0A23A; --gold-ink:#F6BE70; --gold-wash:#2B2216; --gold-line:#4A3820;
  --danger:#E57366; --danger-wash:#331D1A; --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 28px -14px rgba(0,0,0,.6); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0C1A16; --surface:#132821; --line:#21403A; --ink:#ECF3F0; --muted:#98ADA6;
  --pine:#5FAA92; --pine-deep:#4E9483; --pine-wash:#163029; --pine-line:#2B5247;
  --gold:#F0A23A; --gold-ink:#F6BE70; --gold-wash:#2B2216; --gold-line:#4A3820;
  --danger:#E57366; --danger-wash:#331D1A; --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 28px -14px rgba(0,0,0,.6); color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:6px}
h1,h2,h3{margin:0;line-height:1.35;text-wrap:balance}
p{margin:0}
.num{font-variant-numeric:tabular-nums}
.wrap{max-width:720px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* top bar */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:10px;padding-block:10px}
.logo{width:34px;height:34px;border-radius:10px;background:var(--pine-deep);display:grid;place-items:center;flex-shrink:0}
.brand{font-weight:700;font-size:15px}
.brand small{display:block;font-weight:500;font-size:11px;color:var(--muted);line-height:1.3}
.top .sp{flex:1}
.iconbtn{position:relative;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center}
.iconbtn .dot{position:absolute;top:-4px;inset-inline-end:-4px;min-width:19px;height:19px;padding:0 5px;border-radius:99px;background:var(--gold);color:#fff;font-size:11px;font-weight:700;display:grid;place-items:center;border:2px solid var(--bg)}

main{padding-block:18px calc(96px + env(safe-area-inset-bottom,0px))}
.stack{display:flex;flex-direction:column;gap:14px}

/* bottom nav */
.nav{position:fixed;bottom:0;left:0;right:0;z-index:30;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0px)}
.nav .wrap{display:flex;justify-content:space-around;padding-block:6px}
.nav button{flex:1;background:none;border:0;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;color:var(--muted);font-size:11px;font-weight:600;border-radius:12px;position:relative}
.nav button[aria-current="page"]{color:var(--pine)}
.nav button[aria-current="page"] svg{stroke-width:2.2}
.nav .badge{position:absolute;top:2px;inset-inline-start:calc(50% + 6px);min-width:17px;height:17px;border-radius:99px;background:var(--gold);color:#fff;font-size:10px;display:grid;place-items:center;padding:0 4px}

/* cards & bits */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.card.raised{box-shadow:var(--shadow)}
.label{font-size:12px;font-weight:600;color:var(--muted);display:flex;align-items:center;gap:6px}
.label.gold{color:var(--gold-ink)}
.label.pine{color:var(--pine)}
.title{font-size:17px;font-weight:700}
.muted{color:var(--muted);font-size:13px}
.row{display:flex;align-items:center;gap:10px}
.row.between{justify-content:space-between}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:3px 9px;border-radius:99px;border:1px solid var(--line);background:var(--surface);color:var(--ink);white-space:nowrap}
.chip.pine{background:var(--pine-wash);border-color:var(--pine-line);color:var(--pine)}
.chip.gold{background:var(--gold-wash);border-color:var(--gold-line);color:var(--gold-ink)}
.chip.red{background:var(--danger-wash);border-color:transparent;color:var(--danger)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:11px;padding:10px 16px;font-size:14px;font-weight:700;border:1px solid transparent;background:var(--pine-deep);color:#fff;text-decoration:none}
.btn:hover{filter:brightness(1.06)}
.btn.ghost{background:var(--surface);color:var(--pine);border-color:var(--pine-line)}
.btn.gold{background:var(--gold);color:#fff}
.btn.sm{padding:7px 12px;font-size:12.5px;border-radius:9px}
.btn.block{width:100%}
.btn[disabled]{opacity:.55;cursor:default}
.bar{height:7px;border-radius:99px;background:var(--pine-wash);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:var(--pine);transition:width .6s ease}
.bar.gold i{background:var(--gold)}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-top:6px}
.sec-h h2{font-size:16px}
.sec-h button{background:none;border:0;color:var(--pine);font-weight:600;font-size:13px}
.empty{border:1px dashed var(--line);border-radius:var(--r);padding:20px;text-align:center;color:var(--muted);font-size:13px;background:var(--surface)}
.empty b{display:block;color:var(--ink);font-size:14px;margin-bottom:2px}
.banner{border-radius:12px;padding:10px 14px;font-size:13px;background:var(--gold-wash);color:var(--gold-ink);border:1px solid var(--gold-line)}

/* hero progress */
.hero{background:var(--pine-deep);color:#fff;border-radius:18px;padding:18px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset-inline-start:-40px;top:-60px;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.07)}
.hero .muted{color:rgba(255,255,255,.75)}
.hero .big{font-size:34px;font-weight:700;line-height:1.1}
.hero .bar{background:rgba(255,255,255,.18)}
.hero .bar i{background:#F0A23A}
.hero .btn{background:#fff;color:#1D4239}
.rules{display:flex;gap:6px;margin-top:12px;flex-wrap:wrap}
.rules span{font-size:11px;padding:3px 9px;border-radius:99px;background:rgba(255,255,255,.12);color:rgba(255,255,255,.85)}
.rules span.on{background:#F0A23A;color:#1D2A24;font-weight:700}

/* lessons */
.rule-h{display:flex;align-items:center;gap:10px;margin:8px 0 2px}
.rule-h .n{width:28px;height:28px;border-radius:9px;background:var(--pine-wash);color:var(--pine);font-weight:700;display:grid;place-items:center;font-size:13px;border:1px solid var(--pine-line)}
.rule-h h3{font-size:15px}
.lesson{display:flex;align-items:center;gap:12px;width:100%;text-align:start;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.lesson:hover{border-color:var(--pine-line)}
.lesson .st{width:30px;height:30px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-size:12px;font-weight:700;border:1.5px solid var(--pine-line);color:var(--pine)}
.lesson .st.done{background:var(--pine);border-color:var(--pine);color:#fff}
.lesson .st.next{border-color:var(--gold);color:var(--gold-ink);background:var(--gold-wash)}
.lesson .t{flex:1;min-width:0}
.lesson .t b{display:block;font-size:14px;font-weight:600}
.lesson .t small{color:var(--muted);font-size:12px}

/* notifications */
.notif{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.notif:last-child{border-bottom:0}
.notif .ic{width:36px;height:36px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;background:var(--pine-wash);color:var(--pine)}
.notif .ic.gold{background:var(--gold-wash);color:var(--gold-ink)}
.notif .b{flex:1;min-width:0}
.notif .b b{display:block;font-size:14px}
.notif .b p{font-size:13px;color:var(--muted)}
.notif.unread .b b::after{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--gold);margin-inline-start:6px;vertical-align:middle}

/* sheet */
.scrim{position:fixed;inset:0;background:rgba(9,20,17,.45);z-index:40;opacity:0;transition:opacity .2s}
.scrim.on{opacity:1}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:50;max-height:92%;overflow:auto;background:var(--bg);border-radius:20px 20px 0 0;transform:translateY(100%);transition:transform .28s cubic-bezier(.22,1,.36,1);padding-bottom:calc(20px + env(safe-area-inset-bottom,0px))}
.sheet.on{transform:none}
.sheet .grab{width:42px;height:5px;border-radius:99px;background:var(--line);margin:10px auto 4px}
.sheet .wrap{padding-block:6px 4px}
.sheet .close{position:absolute;top:12px;inset-inline-end:max(14px,env(safe-area-inset-right,0px))}

/* forms */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600}
.input,textarea.input,select.input{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:11px;padding:10px 12px;font-size:14px}
textarea.input{min-height:84px;resize:vertical}
.drop{display:flex;flex-direction:column;align-items:center;gap:6px;border:1.5px dashed var(--pine-line);background:var(--pine-wash);border-radius:14px;padding:18px;text-align:center;color:var(--muted);font-size:13px;cursor:pointer}
.drop b{color:var(--pine)}
.drop input{display:none}
.fb{border-radius:12px;padding:12px 14px;background:var(--pine-wash);border:1px solid var(--pine-line)}
.fb .label{color:var(--pine)}
.preview{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.preview img{display:block;width:100%;max-height:340px;object-fit:contain;background:var(--pine-wash)}
.pdf{display:flex;align-items:center;gap:10px;padding:12px;font-size:13px}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media (min-width:560px){.gallery{grid-template-columns:repeat(3,minmax(0,1fr))}}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tile .img{aspect-ratio:16/10;max-width:100%;background:var(--pine-wash);display:grid;place-items:center;color:var(--muted);font-size:12px}
.tile .img img{width:100%;height:100%;object-fit:cover;display:block}
.tile .m{padding:8px 10px;display:flex;align-items:center;justify-content:space-between;gap:6px;font-size:12px}
.tile.feat{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px}
.stat b{display:block;font-size:24px;line-height:1.2}
.stat span{font-size:12px;color:var(--muted)}
.stat.alert b{color:var(--gold-ink)}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.tbl table{width:100%;border-collapse:collapse;font-size:13px;min-width:460px}
.tbl th,.tbl td{text-align:start;padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl th{font-size:12px;color:var(--muted);font-weight:600}
.tbl tr:last-child td{border-bottom:0}
.seg{display:flex;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:4px;overflow-x:auto}
.seg button{flex:1;border:0;background:none;border-radius:9px;padding:7px 10px;font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}
.seg button[aria-pressed="true"]{background:var(--pine-wash);color:var(--pine)}

.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);z-index:60;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:12px;font-size:13px;font-weight:600;opacity:0;transition:all .25s;max-width:calc(100% - 32px);display:flex;gap:8px;align-items:center}
.toast.on{opacity:1;transform:translate(-50%,0)}
.res{display:flex;align-items:center;gap:12px}
.res .ic{width:40px;height:40px;border-radius:11px;background:var(--pine-wash);color:var(--pine);display:grid;place-items:center;flex-shrink:0}
.res .t{flex:1;min-width:0}
.res .t b{display:block;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
svg{flex-shrink:0}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* app additions */
html,body{min-height:100%}
.auth{min-height:100vh;display:grid;place-items:center;padding-block:32px}
.auth .box{width:100%;max-width:400px}
.auth .logo{width:56px;height:56px;border-radius:16px;margin:0 auto 14px}
.auth h1{text-align:center;font-size:22px}
.auth p.lead{text-align:center;color:var(--muted);font-size:14px;margin-top:6px}
.tabs2{display:flex;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:4px;margin-top:18px}
.tabs2 button{flex:1;border:0;background:none;border-radius:9px;padding:9px;font-weight:700;font-size:14px;color:var(--muted)}
.tabs2 button[aria-pressed="true"]{background:var(--pine-wash);color:var(--pine)}
.err{color:var(--danger);font-size:13px}
.ok{color:var(--pine);font-size:13px}
.video{position:relative;aspect-ratio:16/9;max-width:100%;border-radius:14px;overflow:hidden;background:#0b1512}
.video iframe,.video video{position:absolute;inset:0;width:100%;height:100%;border:0}
.video .ph{position:absolute;inset:0;display:grid;place-items:center;text-align:center;color:#cfe0da;padding:16px;font-size:14px}
.back{display:inline-flex;align-items:center;gap:6px;background:none;border:0;color:var(--pine);font-weight:700;font-size:14px;padding:0}
.lessonnav{display:flex;gap:8px}
.lessonnav .btn{flex:1}
.check{display:flex;gap:8px;align-items:flex-start;font-size:13px}
.check input{margin-top:5px;accent-color:var(--pine)}
.install{display:flex;gap:10px;align-items:center}
.status-s{font-size:11px}
.editor{display:grid;gap:10px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:520px){.grid2{grid-template-columns:1fr}}
.loading{display:grid;place-items:center;min-height:50vh;color:var(--muted)}