/* ==========================================================
   حلقة تحفيظ — تنسيقات مبنية للجوال أولًا (Mobile First)
   ========================================================== */
:root{
  --green-900:#0b3d2e;
  --green-700:#12674c;
  --green-500:#1a8f68;
  --green-100:#e6f4ee;
  --gold:#c9a227;
  --gold-soft:#f6efd8;
  --ink:#14211d;
  --muted:#6d7f79;
  --line:#e3ebe8;
  --bg:#f5f8f6;
  --card:#ffffff;
  --danger:#c0392b;
  --radius:16px;
  --shadow:0 4px 18px rgba(11,61,46,.07);
  --tap:48px;                       /* أصغر مساحة لمس مريحة */
  --safe-b:env(safe-area-inset-bottom,0px);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Tajawal',system-ui,'Segoe UI',Tahoma,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-tap-highlight-color:rgba(26,143,104,.15);
}
a{color:var(--green-700);text-decoration:none}
.wrap{width:100%;padding-inline:14px;margin-inline:auto}
.muted{color:var(--muted)}
.small{font-size:.82rem}
.c{text-align:center}

/* ---------------- الترويسة ---------------- */
.site-head{
  background:linear-gradient(135deg,var(--green-900),var(--green-700) 60%,var(--green-500));
  color:#fff;padding:14px 0;position:relative;overflow:hidden;
  padding-top:calc(14px + env(safe-area-inset-top,0px));
}
.site-head::after{
  content:"";position:absolute;inset:auto -50px -80px auto;
  width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.06);
}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:10px;position:relative;z-index:1}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand h1{margin:0;font-size:1rem;font-weight:800;line-height:1.35}
.brand p{margin:0;font-size:.75rem;opacity:.85}
.brand-mark{
  display:grid;place-items:center;width:42px;height:42px;flex:none;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);
  border-radius:13px;font-size:1.35rem;color:var(--gold-soft);
}
.brand-mark.big{width:64px;height:64px;font-size:2rem;margin-inline:auto;
  background:var(--green-100);border-color:var(--green-100);color:var(--green-700)}
.head-actions{display:flex;gap:6px;flex:none}
.ghost-btn{
  display:inline-flex;align-items:center;color:#fff;border:1px solid rgba(255,255,255,.35);
  padding:10px 14px;border-radius:999px;font-size:.8rem;font-weight:500;white-space:nowrap;
  min-height:42px;
}
.ghost-btn:active{background:rgba(255,255,255,.2)}
.ghost-btn.danger{border-color:rgba(255,180,180,.5);color:#ffd7d2}

main.wrap{padding-top:16px;padding-bottom:30px}

/* ---------------- التبويبات ---------------- */
.tabs{display:flex;gap:4px;background:var(--card);padding:5px;border-radius:999px;
  box-shadow:var(--shadow);margin:0 0 16px}
.tabs a{flex:1;text-align:center;padding:10px 6px;border-radius:999px;
  color:var(--muted);font-weight:500;font-size:.86rem}
.tabs a.on{background:var(--green-700);color:#fff}

/* ---------------- الإحصائيات ---------------- */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}
.stat{background:var(--card);border-radius:var(--radius);padding:12px 8px;text-align:center;
  box-shadow:var(--shadow);border:1px solid var(--line)}
.stat b{display:block;font-size:1.4rem;color:var(--green-700);line-height:1.25}
.stat span{font-size:.76rem;color:var(--muted)}

/* ---------------- منصة التتويج ---------------- */
.podium{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.pod{background:var(--card);border-radius:var(--radius);padding:14px 10px;text-align:center;
  box-shadow:var(--shadow);border:1px solid var(--line);min-width:0}
.pod.first{
  grid-column:1/-1;order:-1;
  background:linear-gradient(160deg,#fffdf4,#fff);
  border-color:var(--gold);box-shadow:0 8px 24px rgba(201,162,39,.2);
}
.pod .medal{font-size:1.8rem;line-height:1}
.pod.first .medal{font-size:2.4rem}
.pod h3{margin:4px 0 2px;font-size:.9rem;font-weight:700;overflow-wrap:break-word}
.pod.first h3{font-size:1.1rem}
.pod-points{font-size:1.25rem;font-weight:800;color:var(--green-700)}
.pod.first .pod-points{font-size:1.6rem}
.pod-points small{font-size:.72rem;font-weight:500;color:var(--muted)}
.pod-sub{font-size:.75rem;color:var(--muted)}

/* ---------------- البطاقات ---------------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px;margin-bottom:14px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-bottom:12px;flex-wrap:wrap}
.card-head h2{margin:0;font-size:1rem;font-weight:800;color:var(--green-900)}
.card-head input[type=search]{
  flex:1 1 100%;border:1px solid var(--line);border-radius:999px;padding:11px 16px;
  font:inherit;font-size:16px;background:var(--bg);outline:none;min-height:var(--tap)}
.card-head input[type=search]:focus{border-color:var(--green-500);background:#fff}
.chip{background:var(--green-100);color:var(--green-700);border-radius:999px;
  padding:4px 12px;font-size:.8rem;font-weight:500;white-space:nowrap}

/* ---------------- قائمة الترتيب ---------------- */
.rank-list{list-style:none;margin:0;padding:0}
.rank-item{
  display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:10px;
  padding:11px 0;border-bottom:1px solid var(--line)}
.rank-item:last-child{border-bottom:0}
.rank-item .pos{
  display:grid;place-items:center;width:34px;height:34px;border-radius:11px;
  background:var(--bg);color:var(--muted);font-weight:800;font-size:.95rem}
.rank-item.top .pos{background:var(--green-100);color:var(--green-700)}
.rank-item.t1 .pos{background:var(--gold);color:#fff}
.rank-item.t2 .pos{background:#c6ccd1;color:#fff}
.rank-item.t3 .pos{background:#d9a273;color:#fff}
.rank-item .info{min-width:0}
.rank-item .name{font-weight:700;font-size:.95rem;overflow-wrap:break-word;line-height:1.4}
.rank-item .meta{display:flex;gap:10px;flex-wrap:wrap;font-size:.75rem;color:var(--muted);margin-top:3px}
.rank-item .meta b{color:var(--ink);font-weight:700}
.rank-item .score{text-align:center;flex:none}
.rank-item .score b{display:block;font-size:1.15rem;font-weight:800;color:var(--green-700);line-height:1.2}
.rank-item .score small{font-size:.72rem;color:var(--muted)}
.bar{height:5px;background:var(--green-100);border-radius:999px;margin-top:5px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--green-500),var(--green-700))}
.no-result{text-align:center;color:var(--muted);padding:10px}

/* ---------------- شرح النقاط ---------------- */
.howto{background:linear-gradient(135deg,var(--green-900),var(--green-700));
  color:#fff;border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}
.howto h2{margin:0 0 12px;font-size:1rem}
.how-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.how-grid div{background:rgba(255,255,255,.1);border-radius:12px;padding:10px 6px;text-align:center}
.how-grid b{display:block;font-size:1.2rem;color:var(--gold-soft)}
.how-grid span{font-size:.76rem;opacity:.9}
.howto .hint{margin:12px 0 0;font-size:.8rem;opacity:.85}

.empty{background:var(--card);border:1px dashed var(--line);border-radius:var(--radius);
  padding:34px 16px;text-align:center;color:var(--muted);margin-bottom:14px}
.empty p{margin:0 0 6px;font-size:1rem;font-weight:700;color:var(--ink)}

/* ---------------- النماذج ---------------- */
.form{display:block}
.row{display:flex;gap:10px;flex-wrap:wrap}
.row.inline{align-items:stretch;margin-bottom:12px}
.row.inline input[type=text]{flex:1 1 180px}
.field{display:flex;flex-direction:column;gap:5px;flex:1 1 100%}
.field > span{font-size:.82rem;color:var(--muted);font-weight:500}
.lbl{display:block;font-size:.82rem;color:var(--muted);font-weight:500;margin:12px 0 6px}
.lbl:first-of-type{margin-top:4px}

input[type=text],input[type=password],input[type=date],input[type=number],select{
  font:inherit;font-size:16px;                 /* يمنع تكبير الصفحة تلقائيًا في iPhone */
  padding:12px 14px;border:1px solid var(--line);border-radius:12px;
  background:var(--bg);color:var(--ink);outline:none;width:100%;min-height:var(--tap)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 49%,var(--muted) 50%),
  linear-gradient(-45deg,transparent 49%,var(--muted) 50%);
  background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;
  background-size:6px 6px;background-repeat:no-repeat;padding-left:38px}
input:focus,select:focus{border-color:var(--green-500);background:#fff}

.box-title{margin:0 0 10px;font-size:1rem;font-weight:800}
.box.new{background:linear-gradient(180deg,#f4faf7,#fff);border-color:#cfe8dd}
.box.new .box-title{color:var(--green-700)}
.box.rev{background:linear-gradient(180deg,#fffdf3,#fff);border-color:#efe2b8}
.box.rev .box-title{color:#8a6d10}

.stepper{display:flex;align-items:center;gap:8px}
.stepper input{text-align:center;font-weight:800;font-size:1.15rem;height:54px}
.stepper button{
  width:54px;height:54px;flex:none;border:1px solid var(--line);background:#fff;
  border-radius:14px;font-size:1.5rem;cursor:pointer;color:var(--green-700);
  line-height:1;font-family:inherit;touch-action:manipulation}
.stepper button:active{background:var(--green-100);transform:scale(.96)}

.grades{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.pill{position:relative;display:block}
.pill input{position:absolute;opacity:0;pointer-events:none}
.pill span{
  display:block;text-align:center;padding:10px 4px;border:1px solid var(--line);
  border-radius:14px;background:#fff;cursor:pointer;font-size:.82rem;font-weight:600;
  line-height:1.5;min-height:var(--tap);transition:.15s}
.pill input:checked + span{background:var(--green-700);color:#fff;border-color:var(--green-700);
  box-shadow:0 4px 12px rgba(18,103,76,.28)}
.pill input:focus-visible + span{outline:2px solid var(--green-500);outline-offset:2px}

/* شريط الحفظ الثابت أسفل الشاشة */
.actionbar{
  position:sticky;bottom:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:rgba(255,255,255,.96);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:10px 12px;margin:0 0 14px;
  box-shadow:0 -4px 18px rgba(11,61,46,.1)}
.live{color:var(--muted);font-size:.85rem;white-space:nowrap}
.live b{color:var(--green-700);font-size:1.3rem;font-weight:800}
.has-actionbar{padding-bottom:var(--safe-b)}

.btn{font:inherit;font-weight:700;font-size:1rem;background:var(--green-700);color:#fff;
  border:0;padding:0 26px;min-height:var(--tap);border-radius:13px;cursor:pointer;
  touch-action:manipulation}
.btn:active{background:var(--green-900);transform:scale(.98)}
.btn.small{padding:0 20px;font-size:.9rem;min-height:var(--tap)}
.btn.block{width:100%}

/* ---------------- سجلات المعلم ---------------- */
.rec-list{list-style:none;margin:0;padding:0}
.rec{position:relative;padding:12px 0 12px;border-bottom:1px solid var(--line)}
.rec:last-child{border-bottom:0}
.rec-top{display:flex;align-items:baseline;justify-content:space-between;gap:8px;
  padding-left:36px}
.rec-name{font-weight:700;font-size:.95rem}
.rec-pts{font-weight:800;color:var(--green-700);white-space:nowrap}
.rec-pts small{font-size:.72rem;color:var(--muted);font-weight:500}
.rec-mid{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:6px}
.rec-date{font-size:.76rem;color:var(--muted)}
.tagx{font-size:.75rem;border-radius:999px;padding:3px 10px;font-weight:600}
.tagx.new{background:var(--green-100);color:var(--green-700)}
.tagx.rev{background:var(--gold-soft);color:#8a6d10}
.rec-note{font-size:.8rem;color:var(--muted);margin-top:5px}
.rec-del{position:absolute;top:8px;left:0}
.x{background:none;border:0;color:#c4cfcb;cursor:pointer;font-size:1.05rem;
  width:42px;height:42px;border-radius:12px;font-family:inherit;touch-action:manipulation}
.x:active{background:#fdecea;color:var(--danger)}

.std-list{list-style:none;margin:0;padding:0}
.std-list li{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 0;border-bottom:1px solid var(--line)}
.std-list li:last-child{border-bottom:0}
.std-list .name{font-weight:600;font-size:.92rem}
.tag{font:inherit;font-size:.78rem;font-weight:600;border:0;border-radius:999px;
  padding:9px 18px;cursor:pointer;min-height:42px;touch-action:manipulation}
.tag.on{background:var(--green-100);color:var(--green-700)}
.tag.off{background:#f1f1f1;color:var(--muted)}

.alert{border-radius:13px;padding:12px 15px;margin-bottom:14px;font-weight:500;font-size:.92rem;
  transition:opacity .5s}
.alert.ok{background:var(--green-100);color:var(--green-700);border:1px solid #bde3d3}
.alert.err{background:#fdecea;color:var(--danger);border:1px solid #f5c6c0}
.alert.fade{opacity:0}

.details summary{cursor:pointer;font-weight:800;color:var(--green-900);font-size:1rem;
  padding:10px 0;min-height:44px;list-style-position:inside}
.details[open] summary{margin-bottom:12px}

/* ---------------- صفحة الدخول ---------------- */
.login-page{display:grid;place-items:center;min-height:100dvh;padding:18px;
  background:linear-gradient(135deg,var(--green-900),var(--green-500))}
.login-box{background:#fff;border-radius:22px;padding:28px 20px;width:min(380px,100%);
  text-align:center;box-shadow:0 20px 50px rgba(0,0,0,.25);display:flex;flex-direction:column;gap:12px}
.login-box h1{margin:8px 0 0;font-size:1.2rem}
.login-box p{margin:0 0 6px;font-size:.88rem}
.login-box .back{font-size:.85rem;color:var(--muted);padding:8px}

/* ---------------- التذييل ---------------- */
.site-foot{border-top:1px solid var(--line);background:var(--card);
  padding:14px 0 calc(14px + var(--safe-b));font-size:.78rem;color:var(--muted)}
.site-foot .wrap{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}

/* ==========================================================
   الأجهزة اللوحية فأكبر
   ========================================================== */
@media (min-width:560px){
  .wrap{max-width:720px;padding-inline:20px}
  .stats{grid-template-columns:repeat(4,1fr)}
  .how-grid{grid-template-columns:repeat(5,1fr)}
  .brand h1{font-size:1.15rem}
  .brand p{font-size:.82rem}
  .card{padding:18px}
  .card-head input[type=search]{flex:0 1 240px}
  .rank-item .name{font-size:1rem}
  .podium{grid-template-columns:repeat(3,1fr);align-items:end}
  .pod.second{order:1}
  .pod.first{grid-column:auto;order:2;transform:translateY(-10px)}
  .pod.third{order:3}
  .pod h3,.pod.first h3{font-size:1rem}
  .row .field{flex:1 1 240px}
  .row .field.grow{flex:2 1 320px}
  .rec-top{padding-left:44px}
}

@media (min-width:900px){
  .wrap{max-width:980px}
  .site-head{padding:20px 0}
  .brand-mark{width:48px;height:48px;font-size:1.5rem}
  .tabs{width:fit-content;margin-inline:auto;gap:6px}
  .tabs a{padding:9px 22px}
  .form-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .actionbar{position:static;box-shadow:none}
  .rank-item{grid-template-columns:44px 1fr auto;padding:13px 0}
  .bar{max-width:380px}
}

@media (hover:hover){
  a:hover{text-decoration:underline}
  .ghost-btn:hover{background:rgba(255,255,255,.15);text-decoration:none}
  .tabs a:hover{background:var(--green-100)}
  .tabs a.on:hover{background:var(--green-700)}
  .btn:hover{background:var(--green-900)}
  .stepper button:hover{background:var(--green-100)}
  .x:hover{background:#fdecea;color:var(--danger)}
  .rank-item:hover{background:#fafcfb}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}