*{box-sizing:border-box}body{margin:0;font-family:Tajawal,"Segoe UI",Tahoma,sans-serif;background:#f5f7f9;color:#17323d}a{text-decoration:none;color:inherit}.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f4c5c,#1d7874)}.login-card{width:min(92%,450px);background:#fff;padding:34px;border-radius:24px;box-shadow:0 25px 70px #002b3655}.brand{font-weight:800;color:#0f6670}.login-card h1{font-size:32px;margin:12px 0 4px}.login-card label{display:block;margin:15px 0 6px;font-weight:700}input,textarea,select{width:100%;padding:13px;border:1px solid #d7e1e5;border-radius:11px;background:#fff}.primary{width:100%;padding:14px;border:0;border-radius:11px;background:#126e73;color:#fff;font-weight:800;margin-top:18px}.alert{background:#fff0ee;color:#a22;padding:11px;border-radius:10px}.layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.side{background:#123e4a;color:#fff;padding:24px 16px}.side h2{margin:0 8px 24px}.side a{display:block;padding:12px 14px;border-radius:10px;margin:3px 0;color:#eaf6f7}.side a:hover{background:#ffffff16}.content{padding:32px}.hero{background:linear-gradient(135deg,#146b72,#1b8b80);color:#fff;border-radius:22px;padding:28px;display:flex;justify-content:space-between;gap:20px}.hero h1{margin:0 0 8px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:20px}.card{background:#fff;border-radius:17px;padding:20px;box-shadow:0 5px 20px #17323d0b}.num{font-size:28px;font-weight:900;color:#126e73}.share{background:#eaf7f5;padding:12px;border-radius:12px;margin-top:12px;word-break:break-all}@media(max-width:900px){.layout{grid-template-columns:1fr}.side{display:none}.content{padding:18px}.grid{grid-template-columns:1fr 1fr}}@media(max-width:520px){.grid{grid-template-columns:1fr}.hero{display:block}}
.side a.active{background:#ffffff20;font-weight:800}.page-head{background:linear-gradient(135deg,#123e4a,#18786f);color:#fff;border-radius:22px;padding:28px;margin-bottom:20px;display:flex;align-items:center;justify-content:space-between;gap:20px}.page-head small{opacity:.8}.page-head h1{margin:5px 0 7px}.page-head p{margin:0;opacity:.9}.outline-btn{border:1px solid #ffffff80;padding:11px 16px;border-radius:12px;white-space:nowrap}.form-card{background:#fff;border-radius:18px;padding:24px;margin:0 0 18px;box-shadow:0 5px 22px #17323d0c}.section-title{display:flex;gap:13px;align-items:center;border-bottom:1px solid #edf1f2;padding-bottom:16px;margin-bottom:18px}.section-title>span{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#e8f5f3;color:#126e73;font-weight:900}.section-title h2{margin:0 0 3px;font-size:20px}.section-title p{margin:0;color:#71838a;font-size:14px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid.one{grid-template-columns:1fr}.form-grid label{font-weight:700;font-size:14px}.form-grid input,.form-grid textarea,.form-grid select{margin-top:7px;font:inherit}.span2{grid-column:span 2}.muted{color:#94a2a7;font-weight:400}.primary.compact{width:auto;padding:12px 26px;cursor:pointer}.success{background:#e8f7ef;color:#17643c;padding:13px 16px;border-radius:12px;margin-bottom:16px}.sticky-save{position:sticky;bottom:15px;background:#ffffffee;backdrop-filter:blur(8px);padding:12px;border-radius:15px;box-shadow:0 8px 30px #17323d18;text-align:left}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:13px;border-bottom:1px solid #edf1f2;text-align:right}th{color:#61757d;font-size:13px}.danger-link{color:#b53939}.empty{text-align:center;padding:28px;color:#829197;background:#f7f9fa;border-radius:13px}@media(max-width:700px){.page-head{display:block}.outline-btn{display:inline-block;margin-top:16px}.form-grid{grid-template-columns:1fr}.span2{grid-column:auto}.form-card{padding:17px}}
.filter-row{display:flex;justify-content:flex-start;margin-bottom:16px}.filter-row select{max-width:360px}.print-title{display:none;text-align:center;margin-bottom:18px}.timetable{min-width:1050px}.timetable th{text-align:center}.timetable td{vertical-align:top;min-width:130px;padding:8px}.timetable select{padding:9px;font-size:12px}.slot-note{margin-top:6px!important;padding:7px!important;font-size:11px}.day-cell{background:#f1f7f6;color:#126e73;font-size:15px}.print-btn{background:transparent;color:#fff;cursor:pointer;font:inherit}@media print{body{background:#fff}.layout{display:block}.side,.no-print{display:none!important}.content{padding:0}.form-card{box-shadow:none;padding:0}.print-title{display:block}.timetable{min-width:0;font-size:10px}.timetable td,.timetable th{padding:5px}.timetable select{appearance:none;border:0;padding:0;text-align:center;font-size:9px}.slot-note{border:0;text-align:center;padding:2px!important}.timetable-card{margin:0}@page{size:A4 landscape;margin:10mm}}
.soft-btn{display:inline-block;background:#e8f5f3;color:#126e73;padding:12px 18px;border-radius:11px;font-weight:800}.head-actions{display:flex;gap:8px;flex-wrap:wrap}.status{display:inline-block;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}.status.planned{background:#eef4ff;color:#345ca8}.status.done{background:#e7f7ee;color:#197044}.status.postponed{background:#fff3df;color:#9b6213}.row-note{display:block;color:#829197;margin-top:4px}.evidence-link{color:#126e73;font-weight:800}.mini-actions{display:flex;gap:8px;white-space:nowrap}.mini-actions a{font-size:12px;color:#126e73}.mini-actions .danger-link{color:#b53939}@media print{.curriculum-card{box-shadow:none}.curriculum-card table{font-size:10px}.curriculum-card th,.curriculum-card td{padding:6px}@page{size:A4 landscape;margin:10mm}}

/* هوية الرياضيات: بدر الخليفة */
:root{--math-navy:#102b46;--math-teal:#0d9d96;--math-gold:#e4ae49}
body{background:#f1f5f9;color:#102b46;font-family:Tajawal,"Segoe UI",Tahoma,sans-serif}
.side{background:linear-gradient(165deg,#102b46,#173e59)!important;box-shadow:5px 0 28px #102b4618}
.side h2{color:#fff;font-weight:900;letter-spacing:.1px}.side a{transition:background .2s,transform .2s;border-radius:12px}.side a:hover{background:#ffffff1e;transform:translateX(-3px)}
.login{background:radial-gradient(circle at 15% 20%,#0d9d9650,transparent 35%),linear-gradient(130deg,#102b46,#174c62)!important}
.login-card{border:1px solid #e3edf1;box-shadow:0 30px 90px #061f3580}
.primary,.go{background:#0d9d96!important;border-radius:12px!important}.brand{color:#0d9d96!important}
.page-head{background:linear-gradient(125deg,#102b46,#17566a)!important;color:white!important;border-radius:20px!important;padding:26px!important}
.page-head h1,.page-head p,.page-head small{color:white!important}
.form-card,.card,.lesson{border-radius:18px!important;box-shadow:0 9px 25px #102b4609}
input:focus,select:focus,textarea:focus{outline:2px solid #0d9d9655;border-color:#0d9d96}
@media(max-width:800px){.layout{grid-template-columns:1fr!important}.side{position:relative!important}.content{min-width:0}}

/* Professional Mathematics Workspace — v2 */
:root{--navy:#0c223b;--teal:#00a99d;--gold:#e9b457;--line:#dfe9f0}
body{background:#f1f5fa!important;color:#152c42!important}
.layout{grid-template-columns:282px minmax(0,1fr)}
.side{background:#0b223b!important;padding:25px 15px!important;box-shadow:none!important;min-height:100vh}
.math-side-brand{display:flex;align-items:center;gap:11px;padding:8px 9px 25px;margin-bottom:15px;border-bottom:1px solid #ffffff23}
.math-side-logo{width:45px;height:45px;border-radius:15px;display:grid;place-items:center;background:#0bb6aa;color:#082c36;font-size:29px;font-weight:900}
.math-side-brand strong,.math-side-brand small{display:block;color:#fff}.math-side-brand small{font-size:11px;color:#b2c8d6;margin-top:5px}
.side a{font-size:13px;margin:3px 0!important;padding:12px 13px!important;border:1px solid transparent;border-radius:12px!important}
.side a.active,.side a:hover{background:#ffffff14!important;border-color:#ffffff1c!important;transform:none!important}
.content{padding:30px clamp(18px,3vw,52px)!important;max-width:1600px;width:100%;min-width:0}
.math-hero{background:radial-gradient(circle at 80% 20%,#1bb6aa44,transparent 35%),linear-gradient(125deg,#0a2139,#16465d);color:white;border-radius:26px;padding:35px;display:flex;justify-content:space-between;gap:25px;overflow:hidden}
.math-hero h1{font-size:clamp(24px,3vw,39px);margin:10px 0}.math-hero p{color:#d4e5ed;line-height:1.8;margin:0 0 20px}.math-kicker{color:#79e4d9;font-size:13px;font-weight:800}.math-symbol{font-size:130px;line-height:1;color:#ffffff16;font-weight:900;white-space:nowrap}.math-symbol small{display:block;font-size:25px;letter-spacing:15px;color:#e9b45788}
.math-actions{display:flex;flex-wrap:wrap;gap:10px}.math-actions a{border-radius:12px;padding:11px 16px;background:#0db3a6;color:#082c36;font-weight:900;font-size:13px}.math-actions a:not(:first-child){background:#ffffff14;color:#fff;border:1px solid #ffffff33}
.math-section-heading{display:flex;align-items:end;justify-content:space-between;gap:15px;margin:28px 0 14px}.math-section-heading small,.math-share small{color:#009b92;font-weight:800}.math-section-heading h2{font-size:22px;margin:4px 0}.math-section-heading>span{color:#8192a2;font-size:12px}
.math-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.math-stats article,.math-modules a{background:white;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 10px 30px #102b4608}.math-stats span,.math-stats strong,.math-stats a{display:block}.math-stats span{color:#6c8294;font-size:13px}.math-stats strong{font-size:37px;margin:12px 0;color:#0c766f}.math-stats a{font-size:12px;color:#0a9087;font-weight:800}
.math-modules{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.math-modules a{display:grid;gap:9px}.math-modules b{color:#00a99d;font-size:14px}.math-modules strong{font-size:18px}.math-modules span{color:#74899a;font-size:13px}
.math-share{margin-top:25px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.math-share h2{margin:7px 0}.math-share p{color:#75889b;font-size:13px}.math-share a{color:#008d85;font-weight:800}.math-share code{display:block;direction:ltr;background:#f0f6f8;padding:12px;border-radius:9px}.math-share button{background:#0c837c;color:#fff;border:0;border-radius:10px;padding:10px 20px;margin-top:10px;cursor:pointer}
.page-head{border-radius:24px!important;padding:30px!important;background:radial-gradient(circle at 90% 10%,#00b7ac44,transparent 38%),linear-gradient(125deg,#0a2139,#16465d)!important}
.form-card,.card{border:1px solid var(--line);box-shadow:0 10px 30px #102b4608!important;border-radius:20px!important}
input,select,textarea{border-radius:12px!important}th{background:#f4f8fb;color:#425d73!important}td{color:#263e51}
@media(max-width:1000px){.math-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.layout{grid-template-columns:1fr}.side{min-height:0;display:block!important}.content{padding:18px!important}}
@media(max-width:600px){.math-stats,.math-modules{grid-template-columns:1fr}.math-symbol{display:none}.math-hero{padding:23px}.math-section-heading>span{display:none}.math-share{display:block}}
@media print{.side,.math-actions,.math-share button{display:none!important}.layout{display:block}.content{padding:0!important}}