/* أكاديمية أحمد عبدالشكور الرقمية — الهوية: سبورة خضراء + طباشير + قلم تحديد أصفر */
:root {
  --ink: #17212B;
  --ink-2: #3A4A47;
  --muted: #5B6B66;
  --paper: #F2F5F4;
  --surface: #FFFFFF;
  --line: #D5DEDA;
  --board: #1E4D3F;
  --board-2: #2A6654;
  --board-deep: #153A2F;
  --chalk: #F4F3EC;
  --marker: #F2C14E;
  --marker-soft: #FBEFC9;
  --live: #C8372D;
  --good: #1F7A4D;
  --good-soft: #E1F2E8;
  --warn: #8A5A00;
  --warn-soft: #FDF1D3;
  --bad: #A8322A;
  --bad-soft: #FBE5E2;
  --radius: 10px;
  --radius-lg: 16px;
  --f-head: "Readex Pro", "IBM Plex Sans Arabic", Tahoma, sans-serif;
  --f-body: "IBM Plex Sans Arabic", Tahoma, "Segoe UI", sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.8 var(--f-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
img, video { max-width: 100%; }
a { color: var(--board); text-underline-offset: 3px; }
a:hover { color: var(--board-2); }
h1, h2, h3 { font-family: var(--f-head); line-height: 1.35; margin: 0 0 .6em; color: var(--ink); }
h1 { font-size: clamp(1.75rem, 1.3rem + 1.6vw, 2.4rem); font-weight: 700; }
h2 { font-size: clamp(1.3rem, 1.1rem + .7vw, 1.6rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--marker); outline-offset: 2px; border-radius: 4px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; inset-inline-start: 1rem; top: -4rem; background: var(--ink); color: #fff; padding: .5rem 1rem; z-index: 20; border-radius: 6px; }
.skip:focus { top: 1rem; }

.wrap { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: 20px; }
.narrow { max-width: 620px; }
.block { padding-block: 2.5rem; }
.block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.2rem; }
.block-head h1, .block-head h2 { margin: 0; }
.hint { color: var(--muted); font-size: .92rem; }
.lead-sm { color: var(--ink-2); max-width: 62ch; }
.note { background: var(--marker-soft); border-inline-start: 4px solid var(--marker); padding: .7rem 1rem; border-radius: 6px; }
.note.warn { background: var(--bad-soft); border-color: var(--bad); }

/* ---------- الشريط العلوي ---------- */
.topbar { background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.topbar-in { display: flex; align-items: center; gap: 1rem; min-height: 68px; }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); font-family: var(--f-head); font-weight: 700; font-size: 1.05rem; margin-inline-end: auto; }
.brand img { border-radius: 8px; flex: none; }
.mainnav { display: flex; align-items: center; gap: .3rem; }
.mainnav a { text-decoration: none; color: var(--ink-2); padding: .45rem .8rem; border-radius: 8px; font-weight: 500; }
.mainnav a:hover { background: var(--paper); color: var(--ink); }
.mainnav a[aria-current="page"] { color: var(--board); background: #E3EEEA; }
.mainnav a.btn { color: var(--chalk); background: var(--board); }
.mainnav a.btn:hover { background: var(--board-2); }
.mainnav .nav-out { color: var(--muted); }
.menu-btn { display: none; font: inherit; background: none; border: 1px solid var(--line); border-radius: 8px; padding: .35rem .9rem; color: var(--ink); cursor: pointer; }

.admintabs { background: var(--board); }
.admintabs-in { display: flex; gap: .2rem; overflow-x: auto; scrollbar-width: none; }
.admintabs a { color: #CFE2DA; text-decoration: none; padding: .7rem 1rem; white-space: nowrap; border-bottom: 3px solid transparent; font-weight: 500; }
.admintabs a:hover { color: var(--chalk); }
.admintabs a[aria-current="page"] { color: var(--chalk); border-bottom-color: var(--marker); }
.count { display: inline-block; min-width: 1.5em; padding: 0 .4em; border-radius: 99px; background: var(--marker); color: var(--ink); font-size: .8rem; text-align: center; line-height: 1.6; font-weight: 600; }

@media (max-width: 860px) {
  .menu-btn { display: block; }
  .mainnav { display: none; position: absolute; inset-inline: 0; top: 68px; background: var(--surface); flex-direction: column; align-items: stretch; padding: .6rem 20px 1rem; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px -16px rgba(23, 33, 43, .3); }
  .mainnav.open { display: flex; }
  .mainnav a { padding: .7rem .8rem; }
  .brand span { font-size: .95rem; }
}

/* ---------- الأزرار ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  font: 600 1rem/1.4 var(--f-head);
  background: var(--board); color: var(--chalk);
  border: 2px solid var(--board); border-radius: var(--radius);
  padding: .6rem 1.2rem; text-decoration: none; cursor: pointer;
  transition: background-color .15s, border-color .15s;
}
.btn:hover { background: var(--board-2); border-color: var(--board-2); color: var(--chalk); }
.btn:disabled { opacity: .55; cursor: wait; }
.btn-ghost { background: transparent; color: var(--board); }
.btn-ghost:hover { background: #E3EEEA; color: var(--board); border-color: var(--board); }
.btn-lg { padding: .8rem 1.6rem; font-size: 1.08rem; }
.btn-sm { padding: .3rem .8rem; font-size: .9rem; }
.btn-block { width: 100%; }
.btn-danger, .btn.btn-danger { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn-danger:hover { background: #8F2922; border-color: #8F2922; }
.btn-live { background: var(--marker); border-color: var(--marker); color: var(--ink); }
.btn-live:hover { background: #E5B23C; border-color: #E5B23C; color: var(--ink); }
.btn-live.btn-danger { background: var(--live); border-color: var(--live); color: #fff; }
.linkish { background: none; border: 0; padding: 0; font: inherit; color: var(--board); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.linkish.danger { color: var(--bad); }

/* ---------- الشارات والوسوم ---------- */
.badge { display: inline-block; padding: .1rem .65rem; border-radius: 99px; font-size: .85rem; font-weight: 600; line-height: 1.7; white-space: nowrap; }
.b-neutral { background: #E7ECEA; color: var(--ink-2); }
.b-muted { background: #EEF0EF; color: var(--muted); }
.b-good { background: var(--good-soft); color: var(--good); }
.b-warn { background: var(--warn-soft); color: var(--warn); }
.b-bad { background: var(--bad-soft); color: var(--bad); }
.b-live { background: var(--live); color: #fff; }
.b-live::before { content: ""; display: inline-block; width: .5em; height: .5em; border-radius: 50%; background: #fff; margin-inline-end: .4em; vertical-align: .1em; animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .25; } }
.tag { display: inline-block; font-size: .85rem; color: var(--ink-2); background: #E7ECEA; border-radius: 6px; padding: 0 .55rem; line-height: 1.9; }
.tag-private { background: var(--marker-soft); color: #6B4A00; }

/* ---------- الرسائل ---------- */
.flashes { padding-top: 1rem; }
.flash { padding: .8rem 1.1rem; border-radius: var(--radius); margin-bottom: .6rem; border: 1px solid; }
.flash p { margin: 0; }
.flash p + p { margin-top: .3rem; }
.flash-success { background: var(--good-soft); border-color: #B5DCC5; color: #145536; }
.flash-error { background: var(--bad-soft); border-color: #EBB9B3; color: #7E241E; }
.flash-info { background: #E6EEF4; border-color: #C3D4E2; color: #22405A; }

/* ---------- الواجهة الرئيسية ---------- */
.hero { background: var(--surface); border-bottom: 1px solid var(--line); overflow: hidden; }
.hero-in { display: grid; grid-template-columns: 1fr 1.05fr; gap: 3rem; align-items: center; padding-block: 3.5rem 3rem; }
.hero h1 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.1rem); line-height: 1.25; margin-bottom: .5em; }
.lead { font-size: 1.18rem; color: var(--ink-2); max-width: 46ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.6rem 0 1rem; }
.hero-note { color: var(--muted); font-size: .95rem; }

.monitor { margin: 0; }
.monitor-screen { background: var(--board); border: 12px solid var(--ink); border-radius: 18px; overflow: hidden; aspect-ratio: 16 / 10.5; display: flex; flex-direction: column; box-shadow: 0 30px 50px -30px rgba(21, 58, 47, .55); }
.monitor-stand { width: 26%; height: 46px; margin: 0 auto; background: linear-gradient(var(--ink), #2B3843); clip-path: polygon(22% 0, 78% 0, 100% 100%, 0 100%); }
.monitor figcaption { text-align: center; color: var(--muted); font-size: .9rem; margin-top: .6rem; }
.ms-bar { display: flex; align-items: center; gap: .8rem; padding: .55rem .9rem; background: var(--board-deep); color: var(--chalk); font-size: .85rem; }
.ms-title { margin-inline-end: auto; opacity: .9; }
.ms-viewers { opacity: .7; }
.live-dot { background: var(--live); color: #fff; border-radius: 4px; padding: 0 .5rem; font-weight: 600; }
.live-dot::before { content: ""; display: inline-block; width: .45em; height: .45em; border-radius: 50%; background: #fff; margin-inline-end: .35em; vertical-align: .12em; animation: pulse 1.6s ease-in-out infinite; }
.ms-desk { position: relative; flex: 1; padding: 6% 7%; background-image: radial-gradient(rgba(244, 243, 236, .06) 1px, transparent 1px); background-size: 18px 18px; }
.ms-window { background: rgba(244, 243, 236, .07); border: 1.5px solid rgba(244, 243, 236, .55); border-radius: 8px; height: 100%; display: flex; flex-direction: column; }
.ms-win-top { display: flex; gap: 6px; padding: 8px 10px; border-bottom: 1.5px solid rgba(244, 243, 236, .35); }
.ms-win-top i { width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid rgba(244, 243, 236, .6); }
.ms-grid { flex: 1; display: grid; grid-template-columns: 1.3fr 1fr 1.3fr; grid-auto-rows: 1fr; font-family: var(--f-head); color: var(--chalk); font-size: clamp(.75rem, .55rem + .6vw, 1rem); }
.ms-grid span { border-inline-start: 1.5px dashed rgba(244, 243, 236, .25); border-bottom: 1.5px dashed rgba(244, 243, 236, .25); padding: .25rem .6rem; display: flex; align-items: center; }
.ms-grid span:nth-child(-n+3) { color: var(--marker); }
.ms-formula { direction: ltr; justify-content: flex-end; color: var(--marker); outline: 2px solid var(--marker); outline-offset: -4px; border-radius: 3px; }
.ms-cursor { position: absolute; left: 14%; bottom: 14%; filter: drop-shadow(0 2px 2px rgba(0, 0, 0, .3)); animation: cursor 7s ease-in-out infinite; }
@keyframes cursor {
  0%, 12% { transform: translate(260%, -330%); }
  35%, 55% { transform: translate(40%, -60%); }
  75%, 100% { transform: translate(260%, -330%); }
}

.audience { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.audience li { border-top: 3px solid var(--board); padding-top: .9rem; }
.audience strong { display: block; font-family: var(--f-head); font-size: 1.15rem; margin-bottom: .3rem; }
.audience span { color: var(--ink-2); }

.steps-band { background: var(--board); color: var(--chalk); }
.steps-band h2 { color: var(--chalk); }
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.steps li { counter-increment: s; position: relative; padding-top: 3.2rem; }
.steps li::before { content: counter(s, arabic-indic); position: absolute; top: 0; inset-inline-start: 0; font: 700 2.2rem/1 var(--f-head); color: var(--marker); }
.steps strong { display: block; font-family: var(--f-head); font-size: 1.12rem; margin-bottom: .3rem; }
.steps span { color: #CFE2DA; }

.about { display: grid; grid-template-columns: 1.4fr 1fr; gap: 2.5rem; align-items: start; }
.about-name { font: 600 1.25rem var(--f-head); color: var(--board); margin-bottom: .4rem; }
.about-pay { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1.5rem; }
.paynum { display: block; font: 700 1.6rem/1.3 var(--f-head); letter-spacing: .04em; color: var(--ink); text-align: start; }
[dir="rtl"] .paynum[dir="ltr"] { text-align: right; }

/* ---------- بطاقات الحصص ---------- */
.lgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.2rem; }
.lcard { display: flex; gap: 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1.1rem; }
.lcard.is-live { border-color: var(--live); box-shadow: 0 0 0 1px var(--live); }
.lcard-date { flex: none; width: 74px; text-align: center; border: 1.5px solid var(--board); border-radius: 10px; overflow: hidden; align-self: flex-start; background: var(--surface); }
.lcard-date span { display: block; }
.d-day { background: var(--board); color: var(--chalk); font-size: .78rem; padding: .15rem 0; }
.d-num { font: 700 1.9rem/1.2 var(--f-head); padding-top: .2rem; }
.d-mon { font-size: .82rem; color: var(--ink-2); padding-bottom: .3rem; }
.lcard-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.lcard-meta { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .45rem; }
.lcard h3 { margin: 0 0 .2rem; }
.lcard h3 a { color: var(--ink); text-decoration: none; }
.lcard h3 a::after { content: ""; position: absolute; inset: 0; }
.lcard { position: relative; }
.lcard h3 a:hover { color: var(--board); }
.lcard-when { color: var(--muted); font-size: .93rem; display: flex; flex-wrap: wrap; gap: .2rem 1rem; margin-bottom: .7rem; }
.lcard-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: .6rem; border-top: 1px dashed var(--line); padding-top: .6rem; }
.price { font: 700 1.15rem var(--f-head); }
.seats { font-size: .88rem; color: var(--good); }
.seats.full { color: var(--bad); }

.empty { background: var(--surface); border: 1.5px dashed var(--line); border-radius: var(--radius-lg); padding: 2.2rem 1.5rem; text-align: center; }
.empty.small { padding: 1.4rem; }
.empty p { color: var(--ink-2); max-width: 52ch; margin-inline: auto; }

/* ---------- صفحة الحصة ---------- */
.crumbs { margin-bottom: .6rem; font-size: .95rem; }
.lesson-page { display: grid; grid-template-columns: 1fr 340px; gap: 2.5rem; align-items: start; }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem 1.5rem; margin: 1.2rem 0 1.6rem; padding: 1.1rem 1.3rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.facts dt { color: var(--muted); font-size: .88rem; }
.facts dd { margin: 0; font-weight: 600; }
.prose { max-width: 68ch; }
.lesson-side { position: sticky; top: 90px; }
.side-price { font: 700 1.8rem var(--f-head); color: var(--ink); }

/* ---------- النماذج واللوحات ---------- */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1.5rem; }
.panel > h2:first-child { margin-top: 0; }
.form label { display: block; font-weight: 500; margin-bottom: 1rem; }
.form h2 { margin-top: 1.4rem; }
.form h2:first-of-type { margin-top: 0; }
input, select, textarea {
  display: block; width: 100%; margin-top: .35rem;
  font: inherit; color: var(--ink);
  background: #FBFCFC; border: 1.5px solid #C4CFCB; border-radius: 8px;
  padding: .6rem .8rem; min-height: 48px;
}
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--board); outline: 3px solid rgba(242, 193, 78, .55); outline-offset: 0; }
input[type="checkbox"], input[type="radio"] { display: inline-block; width: 1.15rem; height: 1.15rem; min-height: 0; margin: 0 0 0 .5rem; vertical-align: -.15em; accent-color: var(--board); }
input[type="file"] { padding: .5rem; background: var(--paper); }
.form label.check { font-weight: 400; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.radios { border: 0; padding: 0; margin: 0 0 1rem; }
.radios legend { font-weight: 500; margin-bottom: .3rem; padding: 0; }
.radios label { display: inline-flex; align-items: center; margin: 0 0 0 1.4rem; font-weight: 400; }
.form.compact label { margin-bottom: .6rem; }
details summary { cursor: pointer; color: var(--board); font-weight: 500; margin-bottom: .8rem; }
.filters { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-end; margin-bottom: 1.4rem; }
.filters label { min-width: 200px; font-weight: 500; }

/* ---------- الحجز والدفع ---------- */
.checkout-grid { display: grid; grid-template-columns: 320px 1fr; gap: 2rem; align-items: start; }
.summary { position: sticky; top: 90px; border-top: 6px solid var(--board); }
.paysteps { list-style: none; counter-reset: p; padding: 0; margin: 0; }
.paysteps > li { counter-increment: p; position: relative; padding-inline-start: 3rem; margin-bottom: 1.8rem; }
.paysteps > li::before { content: counter(p, arabic-indic); position: absolute; inset-inline-start: 0; top: 0; width: 2.1rem; height: 2.1rem; border-radius: 50%; background: var(--marker); color: var(--ink); font: 700 1.1rem/2.1rem var(--f-head); text-align: center; }
.paybox { display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--radius); padding: .8rem 1rem; margin-bottom: .7rem; }
.paybox-label { display: block; color: var(--muted); font-size: .9rem; }

/* ---------- القوائم والجداول ---------- */
h2.sub { margin-top: 2rem; font-size: 1.2rem; }
.rows { list-style: none; padding: 0; margin: 0 0 1rem; display: grid; gap: .6rem; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1.1rem; flex-wrap: wrap; }
.row.is-live { border-color: var(--live); box-shadow: inset 4px 0 0 var(--live); }
.row.faded { opacity: .7; }
.row-main { display: flex; flex-direction: column; min-width: 0; flex: 1 1 260px; }
.row-main strong { font-family: var(--f-head); font-weight: 600; }
.row-act { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.two-col, .edit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; align-items: start; }
.edit-grid { grid-template-columns: 1.4fr 1fr; margin-top: 0; }
.side-stack { display: grid; gap: 1.2rem; }
.plain { list-style: none; padding: 0; margin: 0 0 1rem; }
.plain li { padding: .5rem 0; border-bottom: 1px solid var(--line); }
.plain li:last-child { border-bottom: 0; }
.people li { display: flex; justify-content: space-between; align-items: center; gap: .6rem; }
.linkcopy { display: block; word-break: break-all; background: var(--paper); padding: .3rem .6rem; border-radius: 6px; margin-top: .3rem; text-align: left; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1rem 0 2.2rem; }
.stat { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1.1rem 1.3rem; text-decoration: none; color: var(--ink-2); }
.stat-num { font: 700 1.9rem/1.3 var(--f-head); color: var(--ink); }
a.stat:hover { border-color: var(--board); color: var(--ink-2); }
.stat-alert { background: var(--marker-soft); border-color: var(--marker); }

.seg { display: inline-flex; background: #E3E9E7; border-radius: 10px; padding: 4px; margin-bottom: 1.2rem; flex-wrap: wrap; }
.seg a { padding: .4rem 1rem; border-radius: 7px; text-decoration: none; color: var(--ink-2); font-weight: 500; }
.seg a[aria-current="page"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(23, 33, 43, .12); }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.table { width: 100%; border-collapse: collapse; min-width: 760px; }
.table th, .table td { padding: .75rem 1rem; text-align: start; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { font: 600 .9rem var(--f-head); color: var(--muted); background: #F7F9F8; }
.table tr:last-child td { border-bottom: 0; }
.table tr.muted td { opacity: .6; }
.actions { white-space: nowrap; }
.actions a { margin-inline-end: .8rem; }
.inline-menu { position: relative; }
.inline-menu summary { margin: 0; }
.menu-pop { position: absolute; inset-inline-end: 0; z-index: 5; width: 260px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; box-shadow: 0 16px 30px -18px rgba(23, 33, 43, .4); white-space: normal; }

.paylist { display: grid; gap: 1rem; }
.paycard { display: grid; grid-template-columns: 180px 1fr 220px; gap: 1.4rem; align-items: start; }
.paycard h2 { font-size: 1.2rem; margin-bottom: .4rem; }
.paycard-receipt img { width: 100%; height: 220px; object-fit: cover; object-position: top; border-radius: 8px; border: 1px solid var(--line); background: var(--paper); }
.paycard-receipt .pdf { display: flex; align-items: center; justify-content: center; height: 120px; border: 1.5px dashed var(--line); border-radius: 8px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: .25rem 1rem; margin: 0 0 .8rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.paycard-act { display: grid; gap: .8rem; }

/* ---------- غرفة البث ---------- */
.room-page .foot { display: none; }
.room { width: 100%; max-width: 1500px; margin-inline: auto; padding: 1rem 20px 1.5rem; }
.room-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.room-title { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; }
.room-title h1 { font-size: 1.35rem; margin: 0; }
.room-tools { display: flex; gap: .5rem; flex-wrap: wrap; }
.room-tools[hidden] { display: none; }
.room-body { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 1rem; align-items: start; }
.stage { width: 100%; min-width: 0; position: relative; background: var(--board-deep); border: 10px solid var(--ink); border-radius: 14px; overflow: hidden; aspect-ratio: 16 / 9; min-height: 260px; }
.stage video { width: 100%; height: 100%; object-fit: contain; display: block; background: var(--board-deep); }
.stage:fullscreen { border: 0; border-radius: 0; }
.stage-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; padding: 1.5rem; background: var(--board); background-image: radial-gradient(rgba(244, 243, 236, .07) 1px, transparent 1px); background-size: 20px 20px; text-align: center; }
.stage-overlay[hidden] { display: none; }
.overlay-box { max-width: 460px; color: var(--chalk); }
.overlay-box p { font: 500 1.2rem/1.7 var(--f-head); margin-bottom: 1.2rem; }
.overlay-box .btn { background: var(--marker); border-color: var(--marker); color: var(--ink); }
.overlay-box .btn[hidden] { display: none; }
.rec-dot { position: absolute; top: .8rem; inset-inline-start: .8rem; background: var(--live); color: #fff; padding: .15rem .7rem; border-radius: 6px; font-size: .9rem; font-weight: 600; }
.rec-dot[hidden] { display: none; }
.rec-dot::before { content: ""; display: inline-block; width: .55em; height: .55em; border-radius: 50%; background: #fff; margin-inline-end: .4em; animation: pulse 1.2s infinite; }
.side { display: flex; flex-direction: column; gap: 1rem; min-height: 0; }
.side-sec { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 1rem; }
.side-sec h2 { font-size: 1.05rem; margin-bottom: .6rem; }
.chat { display: flex; flex-direction: column; flex: 1; min-height: 320px; }
.chat-log { list-style: none; margin: 0 0 .8rem; padding: 0; flex: 1; overflow-y: auto; max-height: 52vh; min-height: 180px; }
.msg { padding: .45rem .1rem; border-bottom: 1px solid #EDF1EF; }
.msg-who { font-weight: 600; font-size: .9rem; }
.msg-time { color: var(--muted); font-size: .78rem; margin-inline-start: .5rem; }
.msg p { margin: 0; overflow-wrap: anywhere; }
.msg-host .msg-who { color: var(--board); }
.msg-host { background: var(--marker-soft); border-radius: 6px; padding-inline: .5rem; border-bottom-color: transparent; margin-bottom: 2px; }
.chat-form { display: flex; gap: .5rem; }
.chat-form input { margin: 0; }
.chat-form .btn { flex: none; }
.attendees { list-style: none; padding: 0; margin: 0; max-height: 240px; overflow-y: auto; }
.att { display: flex; align-items: center; gap: .5rem; padding: .4rem 0; border-bottom: 1px solid #EDF1EF; flex-wrap: wrap; }
.att::before { content: ""; width: .6rem; height: .6rem; border-radius: 50%; flex: none; background: #B9C4C0; }
.att-ok::before { background: var(--good); }
.att-bad::before { background: var(--bad); }
.att-name { flex: 1; font-weight: 500; }
.att-state { color: var(--muted); font-size: .85rem; }
.att-hand { background: var(--marker-soft); border-radius: 6px; padding-inline: .4rem; }
.att-hand .att-state { color: #6B4A00; font-weight: 600; }
.tips li { font-size: .9rem; color: var(--ink-2); }

/* ---------- التذييل ---------- */
.foot { background: var(--ink); color: #C9D3D0; margin-top: 3rem; padding-top: 2rem; }
.foot strong { color: #fff; font-family: var(--f-head); }
.foot-in { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.foot-links { display: flex; gap: 1.4rem; flex-wrap: wrap; align-items: flex-start; }
.foot a { color: var(--marker); }
.foot-copy { border-top: 1px solid #2E3B45; margin-top: 1.2rem; padding-block: 1rem; font-size: .88rem; }

.install { padding-block: 2.5rem; }

/* ---------- الشاشات الصغيرة ---------- */
@media (max-width: 1000px) {
  .hero-in { grid-template-columns: 1fr; gap: 2rem; padding-block: 2.2rem; }
  .audience, .steps { grid-template-columns: repeat(2, 1fr); }
  .room-body { grid-template-columns: minmax(0, 1fr); }
  .chat-log { max-height: 40vh; }
  .paycard { grid-template-columns: 140px 1fr; }
  .paycard-act { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  body { font-size: 1.02rem; }
  .about, .lesson-page, .checkout-grid, .two-col, .edit-grid, .stats { grid-template-columns: 1fr; }
  .lesson-side, .summary { position: static; }
  .audience, .steps { grid-template-columns: 1fr; gap: 1.2rem; }
  .steps li { padding-top: 0; padding-inline-start: 3rem; }
  .form-row { grid-template-columns: 1fr; }
  .lgrid { grid-template-columns: 1fr; }
  .paycard { grid-template-columns: 1fr; }
  .paycard-receipt img { height: 180px; }
  .stage { border-width: 6px; aspect-ratio: auto; height: 56vw; min-height: 210px; }
  .room-head { align-items: flex-start; }
  .room-tools .btn { flex: 1 1 auto; }
  .block { padding-block: 1.8rem; }
}

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

/* ===== هوية الألوان: أزرق + برتقالي ===== */
:root {
  --ink: #14213D;
  --ink-2: #3A4762;
  --muted: #5A6782;
  --paper: #F3F6FA;
  --line: #D6DEEA;
  --board: #0F3D7A;
  --board-2: #1A56A8;
  --board-deep: #0A2C5A;
  --chalk: #F5F7FB;
  --marker: #F28C28;
  --marker-soft: #FDE7D2;
}
.mainnav a[aria-current="page"], .btn-ghost:hover { background: #E3ECF8; }
.admintabs a, .steps span { color: #C9D9F0; }
.admintabs a[aria-current="page"], .admintabs a:hover { color: var(--chalk); }
.btn-live:hover { background: #E07A16; border-color: #E07A16; }
.b-neutral, .tag { background: #E6EBF3; }
.tag-private { background: var(--marker-soft); }
.b-muted { background: #EEF1F6; }
.tag-private, .att-hand .att-state { color: #8A4300; }
.monitor-screen { box-shadow: 0 30px 50px -30px rgba(10, 44, 90, .55); }
input, select, textarea { background: #FBFCFE; border-color: #C3CDDD; }
input:focus, select:focus, textarea:focus { border-color: var(--board); outline-color: rgba(242, 140, 40, .55); }
.seg { background: #E2E8F2; }
.table th { background: #F6F8FB; }
.msg, .att { border-bottom-color: #EDF1F7; }
.att::before { background: #B7C2D3; }
.att-ok::before { background: var(--good); }
.att-bad::before { background: var(--bad); }
.foot { color: #C8D2E2; }
.foot-copy { border-top-color: #2A3856; }

/* ===== خط عنوان المنصة ===== */
.hero h1, .brand span { font-family: "Reem Kufi", "Readex Pro", sans-serif; }
.hero h1 { font-weight: 700; letter-spacing: 0; line-height: 1.3; color: var(--board); }
.brand span { font-weight: 700; font-size: 1.12rem; color: var(--board); }