:root{--bg:#f5f7fb;--surface:#fff;--ink:#172033;--muted:#7c8498;--line:#e8ebf2;--primary:#5b5cf0;--primary2:#7c5cff;--cyan:#19b7d7;--success:#10b981;--danger:#ef476f;--warning:#f59e0b;--shadow:0 18px 50px rgba(30,40,90,.09);--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 10% 0%,#e9eaff 0,transparent 28%),radial-gradient(circle at 90% 5%,#e0f8ff 0,transparent 25%),var(--bg);color:var(--ink);font-family:Vazirmatn,sans-serif}.top{height:76px;position:sticky;top:0;z-index:100;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,225,237,.8);display:flex;align-items:center;justify-content:space-between;padding:0 max(18px,calc((100% - 1240px)/2))}.brand{display:flex;align-items:center;gap:9px;color:var(--primary);text-decoration:none}.brand>span{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center;font-weight:900;font-size:1.15rem;box-shadow:0 9px 24px rgba(91,92,240,.28)}.brand div{display:flex;flex-direction:column;line-height:1}.brand b{font-size:1.15rem}.brand small{font-size:.65rem;color:var(--muted);margin-top:5px}.top-user{display:flex;align-items:center;gap:16px;font-size:.9rem}.top-user a{color:var(--danger);text-decoration:none;font-weight:700}.container{max-width:1240px;margin:auto;padding:30px 18px 10px}.footer{text-align:center;color:#9aa1b2;padding:32px}.flash{max-width:1240px;margin:14px auto 0;padding:13px 18px;border-radius:15px}.flash.success,.alert.success{background:#eafbf5;color:#087f5b}.flash.danger,.alert.danger{background:#fff0f3;color:#b4234b}.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#151b45,#5b5cf0 55%,#7c5cff);color:#fff;border-radius:30px;padding:34px;box-shadow:0 25px 60px rgba(64,67,180,.2);margin-bottom:22px}.hero:after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.1);left:-90px;top:-130px}.hero h1{font-size:2rem;margin:0 0 8px;position:relative;z-index:1}.hero p{color:#e9eaff;max-width:680px;position:relative;z-index:1}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;position:relative;z-index:1}.dashboard-grid{display:grid;grid-template-columns:1.65fr 1fr;gap:20px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card{background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.stat-card{position:relative;overflow:hidden}.stat-card:after{content:"";position:absolute;width:80px;height:80px;border-radius:50%;background:#eef0ff;left:-20px;bottom:-30px}.stat-icon{font-size:1.4rem}.stat{font-size:1.55rem;font-weight:900;margin-top:7px}.muted{color:var(--muted);font-size:.84rem}.kpi-up{color:#079669;font-weight:800;font-size:.78rem}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}.section-head h2{margin:0;font-size:1.1rem}.nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.nav a{padding:10px 14px;border-radius:12px;background:#fff;color:#5e6678;text-decoration:none;border:1px solid var(--line);font-weight:700}.nav a.active{background:var(--primary);border-color:var(--primary);color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:13px;padding:11px 16px;text-decoration:none;font-family:inherit;cursor:pointer;font-weight:800;transition:.18s transform,.18s box-shadow}.btn:hover{transform:translateY(-1px)}.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 10px 22px rgba(91,92,240,.2)}.success{background:var(--success);color:#fff}.danger{background:var(--danger);color:#fff}.warning{background:#fff5dc;color:#9a6500}.light{background:#f2f4f8;color:#394153}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field input,.field textarea,.field select{font:inherit;border:1px solid #dfe4ee;border-radius:13px;padding:11px;background:#fff;outline:none}.field input:focus,.field textarea:focus,.field select:focus{border-color:#8a8bf6;box-shadow:0 0 0 4px #eef0ff}.field textarea{min-height:110px}.actions{display:flex;gap:8px;flex-wrap:wrap}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;border-bottom:1px solid #edf0f4;text-align:right;white-space:nowrap}.table th{font-size:.78rem;color:var(--muted)}.exam-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.exam-card{display:flex;flex-direction:column;gap:10px;position:relative}.exam-card .btn{margin-top:auto}.badge{display:inline-flex;width:max-content;padding:5px 10px;border-radius:20px;background:#eef0ff;color:var(--primary);font-size:.73rem;font-weight:800}.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.auth-card{width:min(500px,100%);background:#fff;padding:32px;border-radius:28px;box-shadow:var(--shadow)}.auth-card h1{margin-top:0}.auth-card .btn{width:100%;margin-top:10px}.meter{height:9px;background:#edf0f6;border-radius:99px;overflow:hidden}.meter>i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--cyan))}.analytics{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.bars{display:grid;gap:12px}.barrow{display:grid;grid-template-columns:100px 1fr 50px;align-items:center;gap:10px;font-size:.8rem}.bar{height:9px;background:#eef1f6;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--primary2));border-radius:99px}.start-page{max-width:1000px;margin:auto}.start-hero{background:linear-gradient(135deg,#151b45,#5152e8 60%,#7c5cff);color:#fff;border-radius:34px;padding:38px;position:relative;overflow:hidden;box-shadow:0 30px 70px rgba(60,63,170,.23)}.start-hero h1{font-size:2.1rem;margin:12px 0 8px}.start-hero p{color:#e6e7ff}.start-price{font-size:1.8rem;font-weight:900}.start-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px}.start-stat{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:15px}.start-actions{display:flex;gap:10px;margin-top:25px;flex-wrap:wrap}.start-warning{margin-top:16px;padding:12px 15px;background:#fff8e7;color:#835d00;border-radius:15px}.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.check{padding:14px;border:1px solid var(--line);border-radius:16px;background:#fbfcff}.result-score{text-align:center;font-size:3.3rem;font-weight:900;color:var(--primary)}
/* exam room */
.exam-room{min-height:100vh;background:#f4f6fb}.exam-header{position:sticky;top:0;z-index:200;background:rgba(15,20,43,.96);color:#fff;padding:12px 18px;box-shadow:0 12px 35px rgba(0,0,0,.15)}.exam-head-inner{max-width:1400px;margin:auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:15px}.exam-title{font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.exam-timer{min-width:170px;text-align:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:8px 18px;font-family:'Fira Code',monospace;font-size:1.3rem;font-weight:900}.exam-timer.warn{background:#6b1f2d;color:#ffd9e0}.exam-actions{display:flex;justify-content:flex-start;gap:8px}.exam-layout{max-width:1400px;margin:auto;padding:18px;display:grid;grid-template-columns:280px 1fr;gap:18px}.exam-side{position:sticky;top:88px;align-self:start}.exam-side .card{margin-bottom:14px}.exam-progress{height:10px;background:#eceff5;border-radius:99px;overflow:hidden}.exam-progress i{height:100%;display:block;background:linear-gradient(90deg,var(--primary),var(--cyan));border-radius:99px}.palette{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.dot{border:1px solid #dfe4ec;border-radius:10px;padding:8px;text-align:center;text-decoration:none;color:#5c6475;background:#fff;font-size:.78rem}.dot.answered{background:#eafbf5;border-color:#8ce4c5;color:#087f5b}.dot.flagged{box-shadow:inset 0 0 0 2px #f4b63c}.question-card{background:#fff;border:1px solid #e7ebf2;border-radius:24px;padding:26px;box-shadow:var(--shadow);margin-bottom:15px;scroll-margin-top:100px}.q-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.q-index{font-weight:900;color:var(--primary)}.q-text{font-size:1.08rem;line-height:2;margin:0 0 16px}.code{direction:ltr;text-align:left;background:#111827;color:#e5e7eb;padding:16px;border-radius:15px;overflow:auto;font-family:'Fira Code',monospace;white-space:pre-wrap;margin-bottom:16px}.option{display:flex;align-items:flex-start;gap:10px;padding:15px;border:2px solid #edf0f5;border-radius:16px;margin:9px 0;cursor:pointer;transition:.15s}.option:hover{border-color:#c7c9ff;background:#fafaff}.option.selected{border-color:#7374f5;background:#f2f2ff}.option input{accent-color:var(--primary);margin-top:4px}.essay-box{width:100%;min-height:180px;border:1px solid #dfe4ee;border-radius:16px;padding:15px;font:inherit;resize:vertical}.q-footer{display:flex;justify-content:space-between;gap:8px;margin-top:16px}.exam-submit{position:sticky;bottom:12px;z-index:50;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:0 15px 40px rgba(25,30,70,.12);display:flex;justify-content:space-between;align-items:center;gap:12px}.save-state{font-size:.76rem;color:var(--muted)}.anti-copy,.anti-copy *{user-select:none;-webkit-user-select:none}.anti-copy textarea,.anti-copy input{user-select:text;-webkit-user-select:text}.no-pointer{pointer-events:none}
@media(max-width:950px){.dashboard-grid,.analytics{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.exam-layout{grid-template-columns:1fr}.exam-side{position:relative;top:auto;order:2}.exam-head-inner{grid-template-columns:1fr auto}.exam-actions{display:none}.exam-title{font-size:.86rem}.start-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.stats,.exam-list,.form-grid,.checklist{grid-template-columns:1fr}.container{padding:20px 12px}.hero,.start-hero{padding:25px}.hero h1,.start-hero h1{font-size:1.55rem}.exam-layout{padding:10px}.question-card{padding:18px}.exam-head-inner{grid-template-columns:1fr}.exam-timer{width:100%}}
/* professional learner dashboard sidebar */
.dashboard-shell{display:grid;grid-template-columns:270px minmax(0,1fr);gap:22px;align-items:start}
.dashboard-sidebar{position:sticky;top:96px;background:linear-gradient(180deg,#171c43,#252b62);border:1px solid rgba(255,255,255,.08);border-radius:28px;padding:18px;color:#fff;box-shadow:0 24px 55px rgba(28,32,80,.20)}
.side-profile{display:flex;align-items:center;gap:12px;padding:10px 8px 18px;border-bottom:1px solid rgba(255,255,255,.10)}
.side-profile .avatar{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,#6d6ef7,#8c5cff);font-weight:900;font-size:1.2rem;box-shadow:0 10px 25px rgba(105,99,255,.25)}
.side-profile b{display:block;font-size:.9rem}.side-profile small{display:block;color:#bfc4e8;margin-top:4px;font-size:.72rem}
.side-menu-title{color:#9299c8;font-size:.68rem;font-weight:800;padding:20px 10px 8px}
.side-link{display:flex;align-items:center;gap:12px;padding:13px 12px;margin:5px 0;border-radius:14px;color:#dce0f5;text-decoration:none;font-weight:700;font-size:.86rem;transition:.18s}
.side-link span{width:25px;height:25px;display:grid;place-items:center;border-radius:8px;background:rgba(255,255,255,.07);font-size:.9rem}.side-link:hover{background:rgba(255,255,255,.08);transform:translateX(-2px)}
.side-link.active{background:linear-gradient(135deg,#6668f5,#7a5cff);color:#fff;box-shadow:0 10px 24px rgba(100,95,245,.25)}
.side-link.active span{background:rgba(255,255,255,.16)}.side-link.logout{color:#ffb7c4}.side-divider{height:1px;background:rgba(255,255,255,.09);margin:14px 4px}
.dashboard-main{min-width:0}
@media(max-width:950px){.dashboard-shell{grid-template-columns:1fr}.dashboard-sidebar{position:relative;top:auto;display:flex;flex-wrap:wrap;gap:5px;padding:12px}.side-profile{width:100%;border-bottom:1px solid rgba(255,255,255,.1)}.side-menu-title,.side-divider{display:none}.side-link{margin:0}.side-link span{display:none}}

/* Flat, fast learner dashboard */
body{font-family:IRANSans,IRANSansWeb,Tahoma,sans-serif;background:#f7f8fa;color:#20252d}.top{background:#fff;backdrop-filter:none;box-shadow:none}.brand>span{box-shadow:none;background:#2563eb}.btn{transition:none;box-shadow:none!important}.btn:hover{transform:none}.card{border:1px solid #e8eaee;border-radius:12px;box-shadow:none;background:#fff}.hero{background:#2563eb;border-radius:12px;box-shadow:none}.hero:after{display:none}.stat-card:after{display:none}.dashboard-shell{grid-template-columns:248px minmax(0,1fr);gap:20px}.dashboard-sidebar{background:#fff;color:#20252d;border:1px solid #e7e9ed;border-radius:12px;padding:12px;box-shadow:none}.side-profile{border-bottom:1px solid #edf0f3;padding:10px 6px 14px}.side-profile .avatar{background:#2563eb;box-shadow:none;border-radius:10px}.side-profile b{color:#20252d}.side-profile small{color:#8a9099}.side-menu-title{color:#969ca5;padding:16px 8px 7px}.side-link{color:#5f6670;border-radius:9px;margin:3px 0;transition:none}.side-link span{background:#f2f4f7;color:#69717c}.side-link:hover{background:#f5f6f8;transform:none}.side-link.active{background:#eff6ff;color:#1d4ed8;box-shadow:none}.side-link.active span{background:#dbeafe;color:#1d4ed8}.side-link.logout{color:#dc3545}.side-divider{background:#edf0f3}.dashboard-main .stats{gap:12px}.dashboard-main .exam-card{border-radius:10px}.dashboard-main .badge{border-radius:7px}.dashboard-main .table th,.dashboard-main .table td{border-bottom:1px solid #eef0f3}.dashboard-main .bar i{background:#2563eb}.dashboard-main .bar{background:#edf0f3}@media(max-width:950px){.dashboard-shell{grid-template-columns:1fr}.dashboard-sidebar{box-shadow:none}.side-link.active{background:#eff6ff}}