@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Nunito:wght@600;700;800;900&display=swap');
:root{--bg:#f7f8ff;--surface:#fff;--surface-2:#f0f3ff;--text:#17213a;--muted:#68728a;--line:#e3e7f2;--primary:#5b5fef;--primary-2:#7c3aed;--accent:#ec4899;--success:#16a34a;--warning:#f59e0b;--danger:#dc2626;--shadow:0 18px 48px rgba(37,44,86,.10);--shadow-lg:0 32px 80px rgba(37,44,86,.18);--radius:22px;--header:78px;color-scheme:light}
html[data-theme=dark]{--bg:#0b1020;--surface:#11182b;--surface-2:#18213a;--text:#f5f7ff;--muted:#aab3c8;--line:#27314d;--shadow:0 18px 48px rgba(0,0,0,.28);--shadow-lg:0 32px 80px rgba(0,0,0,.42);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 Manrope,system-ui,sans-serif;overflow-x:hidden}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select,textarea{font:inherit;color:inherit}.container{width:min(1180px,calc(100% - 36px));margin-inline:auto}.section{padding:86px 0}.section-sm{padding:54px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}.section-head.center{text-align:center;display:block;max-width:760px;margin:0 auto 40px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(91,95,239,.10);color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 5px rgba(91,95,239,.12)}h1,h2,h3,h4{font-family:Nunito,Manrope,sans-serif;line-height:1.12;margin:0 0 14px}h1{font-size:clamp(40px,6vw,78px);letter-spacing:-.045em}h2{font-size:clamp(31px,4.5vw,52px);letter-spacing:-.035em}h3{font-size:24px;letter-spacing:-.02em}p{margin:0 0 18px}.lead{font-size:18px;color:var(--muted);max-width:760px}.muted{color:var(--muted)}.gradient-text{background:linear-gradient(135deg,var(--primary),var(--primary-2),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:14px;padding:13px 19px;font-weight:800;cursor:pointer;transition:.25s;white-space:nowrap}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:0 10px 25px rgba(91,95,239,.28)}.btn-soft{background:var(--surface-2);color:var(--primary);border:1px solid var(--line)}.btn-outline{background:transparent;border:1px solid var(--line)}.btn-danger{background:#fee2e2;color:#b91c1c}.btn-sm{padding:10px 14px;border-radius:12px;font-size:13px}.btn-lg{padding:16px 23px;border-radius:16px;font-size:16px}.btn-block{width:100%}.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 9px;background:var(--surface-2);font-size:11px;font-weight:800}.badge-premium{background:linear-gradient(135deg,#fef3c7,#fde68a);color:#92400e}.badge-public{background:#dcfce7;color:#166534}.badge-members{background:#dbeafe;color:#1d4ed8}.badge-danger{background:#fee2e2;color:#b91c1c}.badge-success{background:#dcfce7;color:#166534}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.site-header{height:var(--header);position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--surface) 87%,transparent);backdrop-filter:blur(18px);border-bottom:1px solid color-mix(in srgb,var(--line) 75%,transparent)}.nav-wrap{height:100%;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content}.brand-mark{width:45px;height:45px;border-radius:15px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#818cf8,#4f46e5 60%,#312e81);box-shadow:inset 3px 3px 7px rgba(255,255,255,.28),inset -4px -5px 8px rgba(15,23,42,.22),0 12px 24px rgba(79,70,229,.25);position:relative;transform:perspective(150px) rotateX(5deg) rotateY(-7deg)}.brand-mark:after{content:"";position:absolute;inset:6px;border:1px solid rgba(255,255,255,.28);border-radius:11px}.brand-mark b{font-family:Nunito;font-size:15px;position:relative;z-index:1}.brand>span:last-child{display:flex;flex-direction:column}.brand strong{font-family:Nunito;font-size:16px;line-height:1.1}.brand small{font-size:9px;letter-spacing:.09em;color:var(--muted);text-transform:uppercase;margin-top:4px}.main-nav{display:flex;align-items:center;justify-content:center;gap:8px;margin-left:auto}.main-nav>a,.nav-dropdown>button{padding:10px 11px;border:0;background:none;font-weight:700;color:var(--muted);cursor:pointer;transition:.2s}.main-nav>a:hover,.nav-dropdown>button:hover{color:var(--text)}.nav-dropdown{position:relative}.dropdown-panel{position:absolute;top:calc(100% + 18px);left:50%;transform:translate(-50%,10px);width:260px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transition:.22s}.nav-dropdown:hover .dropdown-panel,.nav-dropdown:focus-within .dropdown-panel{opacity:1;visibility:visible;transform:translate(-50%,0)}.dropdown-panel:before{content:"";position:absolute;height:22px;left:0;right:0;top:-20px}.dropdown-panel a{display:flex;flex-direction:column;padding:11px 13px;border-radius:12px}.dropdown-panel a:hover{background:var(--surface-2)}.dropdown-panel small{color:var(--muted);font-size:11px}.nav-actions{display:flex;align-items:center;gap:8px}.icon-btn{border:1px solid var(--line);background:var(--surface);width:40px;height:40px;border-radius:12px;display:grid;place-items:center;cursor:pointer;font-size:21px}.theme-toggle .moon{display:none}html[data-theme=dark] .theme-toggle .moon{display:inline}html[data-theme=dark] .theme-toggle .sun{display:none}.user-chip{display:flex;align-items:center;gap:8px;padding:5px 10px 5px 5px;border:1px solid var(--line);border-radius:999px}.user-chip span{width:31px;height:31px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800}.user-chip b{font-size:12px}.menu-toggle{display:none;border:0;background:none;padding:8px}.menu-toggle span{display:block;width:24px;height:2px;background:var(--text);margin:5px;border-radius:3px}
.intro-screen{position:fixed;inset:0;z-index:9999;background:radial-gradient(circle at 50% 35%,#eef2ff,#fff 50%,#e0e7ff);display:flex;flex-direction:column;justify-content:center;align-items:center;color:#17213a;transition:opacity .5s,visibility .5s}.intro-screen.hidden{opacity:0;visibility:hidden}.intro-screen>strong{font:900 clamp(30px,5vw,54px) Nunito;margin-top:24px}.intro-screen>p{color:#64748b}.intro-skip{position:absolute;right:28px;top:28px;border:1px solid #dbe1ef;border-radius:999px;background:#fff;padding:8px 15px;font-weight:800;cursor:pointer}.intro-orbit{width:130px;height:130px;position:relative;display:grid;place-items:center}.intro-orbit>span{position:absolute;inset:0;border:2px solid transparent;border-top-color:#5b5fef;border-radius:50%;animation:spin 1.6s linear infinite}.intro-orbit>span:nth-child(2){inset:13px;border-top-color:#ec4899;animation-direction:reverse;animation-duration:1.2s}.intro-orbit>span:nth-child(3){inset:27px;border-top-color:#14b8a6;animation-duration:.9s}.intro-logo{width:58px;height:58px;border-radius:18px;background:linear-gradient(145deg,#818cf8,#4f46e5);color:white;display:grid;place-items:center;font:900 18px Nunito;box-shadow:0 16px 35px rgba(79,70,229,.35)}.intro-progress{width:min(320px,70vw);height:7px;border-radius:99px;background:#e2e8f0;overflow:hidden}.intro-progress i{display:block;width:0;height:100%;background:linear-gradient(90deg,#5b5fef,#ec4899);border-radius:inherit}.intro-screen small{margin-top:8px;color:#64748b}@keyframes spin{to{transform:rotate(360deg)}}
.hero-slider{position:relative;min-height:calc(100vh - var(--header));overflow:hidden;background:#4338ca}.hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .8s,transform 1s;transform:scale(1.03);display:flex;align-items:center;color:#fff}.hero-slide.active{opacity:1;visibility:visible;transform:scale(1)}.hero-bg{position:absolute;inset:0;background:var(--banner-bg);background-image:var(--banner-gradient);background-size:cover;background-position:center}.hero-bg img,.hero-bg video{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;inset:0;background:var(--overlay);opacity:var(--opacity)}.hero-content{position:relative;z-index:2;width:min(1180px,calc(100% - 36px));margin:auto;padding:80px 0;display:flex;align-items:center}.hero-copy{max-width:760px}.hero-copy.center{text-align:center;margin:auto}.hero-copy.right{margin-left:auto;text-align:right}.hero-copy .eyebrow{background:rgba(255,255,255,.15);color:#fff}.hero-copy p{font-size:clamp(17px,2vw,21px);max-width:690px;color:rgba(255,255,255,.84)}.hero-copy.center p{margin-inline:auto}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-copy.center .hero-actions{justify-content:center}.hero-copy.right .hero-actions{justify-content:flex-end}.btn-glass{background:rgba(255,255,255,.13);color:#fff;border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(12px)}.btn-white{background:#fff;color:#312e81}.hero-controls{position:absolute;z-index:5;left:50%;bottom:28px;transform:translateX(-50%);display:flex;align-items:center;gap:10px}.slider-dots{display:flex;gap:7px}.slider-dot{width:9px;height:9px;border:0;border-radius:50%;background:rgba(255,255,255,.45);padding:0;cursor:pointer;transition:.2s}.slider-dot.active{width:30px;border-radius:99px;background:#fff}.slider-arrow,.slider-pause{width:42px;height:42px;border:1px solid rgba(255,255,255,.28);border-radius:50%;background:rgba(15,23,42,.18);color:#fff;display:grid;place-items:center;cursor:pointer;backdrop-filter:blur(10px)}
.stats-strip{margin-top:-38px;position:relative;z-index:8}.stats-card{display:grid;grid-template-columns:repeat(4,1fr);padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-lg)}.stat-item{padding:17px 23px;border-right:1px solid var(--line);display:flex;gap:13px;align-items:center}.stat-item:last-child{border:0}.stat-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:var(--surface-2);font-size:22px}.stat-item b{display:block;font:900 25px Nunito}.stat-item small{color:var(--muted)}
.class-grid,.subject-grid,.theme-grid,.content-grid,.feature-grid,.notes-grid,.books-grid{display:grid;gap:22px}.class-grid{grid-template-columns:repeat(4,1fr)}.class-card{position:relative;overflow:hidden;padding:26px;min-height:310px;display:flex;flex-direction:column;isolation:isolate;transition:.3s}.class-card:hover,.subject-card:hover,.theme-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.class-card:before{content:"";position:absolute;right:-40px;top:-45px;width:180px;height:180px;border-radius:45px;background:linear-gradient(145deg,var(--card-a),var(--card-b));transform:rotate(22deg);opacity:.18;z-index:-1}.class-number{width:84px;height:84px;border-radius:27px;display:grid;place-items:center;background:linear-gradient(145deg,var(--card-a),var(--card-b));color:#fff;font:900 38px Nunito;box-shadow:inset 4px 4px 8px rgba(255,255,255,.3),inset -6px -7px 12px rgba(15,23,42,.18),0 18px 30px color-mix(in srgb,var(--card-a) 30%,transparent);transform:perspective(240px) rotateX(8deg) rotateY(-8deg);margin-bottom:25px}.class-card p{color:var(--muted)}.card-bottom{margin-top:auto;display:flex;align-items:center;justify-content:space-between}.arrow-circle{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);color:var(--primary);font-size:21px;transition:.2s}.class-card:hover .arrow-circle{background:var(--primary);color:#fff;transform:translateX(4px)}
.subject-grid{grid-template-columns:repeat(3,1fr)}.subject-card{position:relative;overflow:hidden;min-height:360px;transition:.3s;display:flex;flex-direction:column}.subject-visual{height:155px;position:relative;background:linear-gradient(135deg,var(--subject-color),var(--subject-accent));display:grid;place-items:center;overflow:hidden}.subject-visual:before,.subject-visual:after{content:"";position:absolute;border-radius:40px;background:rgba(255,255,255,.14);transform:rotate(28deg)}.subject-visual:before{width:130px;height:130px;right:-25px;top:-45px}.subject-visual:after{width:80px;height:80px;left:-20px;bottom:-25px}.subject-visual img{width:100%;height:100%;object-fit:cover}.subject-icon{font-size:58px;filter:drop-shadow(0 14px 12px rgba(15,23,42,.22));transform:perspective(250px) rotateX(6deg) rotateY(-9deg);z-index:1}.subject-lock{position:absolute;right:14px;top:14px;background:rgba(15,23,42,.42);color:#fff;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:800;backdrop-filter:blur(8px)}.subject-body{padding:22px;display:flex;flex-direction:column;flex:1}.subject-body p{color:var(--muted)}.subject-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin:4px 0 15px}.progress{height:8px;border-radius:99px;background:var(--surface-2);overflow:hidden}.progress i{display:block;height:100%;width:var(--progress);background:linear-gradient(90deg,var(--subject-color,var(--primary)),var(--subject-accent,var(--accent)));border-radius:inherit}.progress-label{display:flex;justify-content:space-between;font-size:11px;font-weight:800;margin-top:7px}.subject-action{margin-top:auto;padding-top:18px;display:flex;justify-content:space-between;align-items:center}.subject-card.coming{filter:saturate(.45)}
.page-hero{padding:68px 0 58px;position:relative;overflow:hidden;background:linear-gradient(135deg,color-mix(in srgb,var(--hero-color,var(--primary)) 12%,var(--bg)),color-mix(in srgb,var(--hero-accent,var(--accent)) 10%,var(--surface)))}.page-hero:before,.page-hero:after{content:"";position:absolute;border-radius:50%;filter:blur(3px);opacity:.16}.page-hero:before{width:280px;height:280px;background:var(--hero-color,var(--primary));right:-80px;top:-100px}.page-hero:after{width:180px;height:180px;background:var(--hero-accent,var(--accent));left:-70px;bottom:-80px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:7px;color:var(--muted);font-size:12px;margin-bottom:22px;position:relative}.breadcrumbs a:hover{color:var(--primary)}.page-hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;position:relative}.page-hero-copy p{font-size:18px;color:var(--muted);max-width:720px}.hero-summary{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.summary-box{padding:18px;background:color-mix(in srgb,var(--surface) 82%,transparent);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.summary-box b{font:900 24px Nunito;display:block}.summary-box small{color:var(--muted)}
.continue-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;padding:22px}.continue-icon{width:62px;height:62px;border-radius:20px;background:linear-gradient(145deg,var(--primary),var(--primary-2));display:grid;place-items:center;color:#fff;font-size:27px;box-shadow:inset 3px 3px 7px rgba(255,255,255,.25),0 13px 26px rgba(79,70,229,.24)}.continue-card small{color:var(--muted)}.filter-bar{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:25px;flex-wrap:wrap}.filter-pills{display:flex;gap:8px;flex-wrap:wrap}.filter-pill{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:9px 13px;font-weight:700;cursor:pointer}.filter-pill.active{background:var(--primary);border-color:var(--primary);color:#fff}.select,.input,.textarea{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:13px;padding:12px 14px;outline:none}.select:focus,.input:focus,.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(91,95,239,.10)}.filter-select{width:auto;min-width:210px}
.theme-grid{grid-template-columns:repeat(3,1fr)}.theme-card{padding:22px;transition:.3s;position:relative;overflow:hidden}.theme-card:after{content:"";position:absolute;right:-34px;bottom:-45px;width:120px;height:120px;border-radius:38px;background:linear-gradient(145deg,var(--subject-color),var(--subject-accent));opacity:.10;transform:rotate(25deg)}.theme-index{width:53px;height:53px;border-radius:17px;background:linear-gradient(145deg,var(--subject-color),var(--subject-accent));color:#fff;display:grid;place-items:center;font:900 20px Nunito;box-shadow:inset 2px 2px 5px rgba(255,255,255,.3),0 11px 22px color-mix(in srgb,var(--subject-color) 25%,transparent);margin-bottom:20px}.theme-card p{color:var(--muted);min-height:48px}.theme-meta{display:flex;gap:10px;color:var(--muted);font-size:12px;margin:14px 0}.topic-list{display:grid;gap:15px}.topic-card{padding:20px;display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;transition:.25s}.topic-card:hover{transform:translateX(5px);border-color:color-mix(in srgb,var(--primary) 40%,var(--line))}.topic-no{width:52px;height:52px;border-radius:16px;background:var(--surface-2);color:var(--primary);font:900 18px Nunito;display:grid;place-items:center}.topic-card p{color:var(--muted);margin:0}.topic-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}.topic-arrow{font-size:24px;color:var(--muted)}
.content-grid{grid-template-columns:repeat(3,1fr)}.content-card{display:flex;flex-direction:column;overflow:hidden;transition:.25s}.content-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}.content-cover{height:155px;background:linear-gradient(135deg,var(--subject-color,var(--primary)),var(--subject-accent,var(--accent)));position:relative;display:grid;place-items:center;overflow:hidden}.content-cover img{width:100%;height:100%;object-fit:cover}.content-type-icon{width:70px;height:70px;border-radius:23px;background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.32);backdrop-filter:blur(8px);display:grid;place-items:center;font-size:32px;color:#fff;box-shadow:inset 2px 2px 6px rgba(255,255,255,.25),0 14px 30px rgba(15,23,42,.18)}.content-cover .badge{position:absolute;left:12px;top:12px}.content-body{padding:19px;display:flex;flex-direction:column;flex:1}.content-body h3{font-size:19px}.content-body p{font-size:13px;color:var(--muted)}.content-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:15px;border-top:1px solid var(--line)}.content-open{border:0;background:none;color:var(--primary);font-weight:800;cursor:pointer}.locked-card{position:relative}.locked-card:after{content:"🔒";position:absolute;inset:0;background:color-mix(in srgb,var(--surface) 75%,transparent);backdrop-filter:blur(3px);display:grid;place-items:center;font-size:38px;opacity:0;transition:.2s}.locked-card:hover:after{opacity:1}
.feature-grid{grid-template-columns:repeat(3,1fr)}.feature-card{padding:27px}.feature-icon{width:64px;height:64px;border-radius:20px;background:linear-gradient(145deg,#eef2ff,#dbeafe);display:grid;place-items:center;font-size:28px;box-shadow:inset 3px 3px 7px #fff,inset -5px -5px 10px #c7d2fe;margin-bottom:20px}.feature-card p{color:var(--muted)}.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quick-card{padding:25px;display:flex;align-items:center;gap:18px;transition:.25s}.quick-card:hover{transform:translateY(-5px)}.quick-icon{width:58px;height:58px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(145deg,var(--q1),var(--q2));color:#fff;font-size:27px;box-shadow:0 14px 26px color-mix(in srgb,var(--q1) 24%,transparent)}
.testimonials{overflow:hidden}.testimonial-track{display:flex;width:max-content;animation:testimonial-loop 34s linear infinite;will-change:transform}.testimonial-track:hover{animation-play-state:paused}.testimonial-group{display:flex;gap:18px;padding-right:18px}.testimonial{width:360px;padding:25px;flex:0 0 auto}.testimonial p{font-size:16px}.testimonial-author{display:flex;align-items:center;gap:11px}.testimonial-avatar{width:43px;height:43px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--primary),var(--accent));font-weight:800}.stars{color:#f59e0b;letter-spacing:2px}@keyframes testimonial-loop{to{transform:translateX(-50%)}}
.cta{padding:50px;border-radius:32px;background:linear-gradient(135deg,#312e81,#5b5fef 55%,#a855f7);color:#fff;position:relative;overflow:hidden}.cta:before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;right:-100px;top:-180px;background:rgba(255,255,255,.12)}.cta-grid{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;position:relative}.cta p{color:rgba(255,255,255,.8);font-size:17px}.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
.auth-section{min-height:calc(100vh - var(--header));display:grid;place-items:center;padding:55px 0;background:radial-gradient(circle at 15% 20%,rgba(91,95,239,.14),transparent 35%),radial-gradient(circle at 90% 80%,rgba(236,72,153,.13),transparent 35%)}.auth-grid{width:min(1040px,calc(100% - 32px));display:grid;grid-template-columns:.9fr 1.1fr;background:var(--surface);border:1px solid var(--line);border-radius:30px;overflow:hidden;box-shadow:var(--shadow-lg)}.auth-aside{padding:45px;background:linear-gradient(145deg,#312e81,#5b5fef 60%,#9333ea);color:#fff;position:relative;overflow:hidden}.auth-aside:before{content:"";position:absolute;width:250px;height:250px;border-radius:55px;right:-100px;top:-90px;background:rgba(255,255,255,.12);transform:rotate(28deg)}.auth-aside p{color:rgba(255,255,255,.78)}.auth-benefits{display:grid;gap:13px;margin-top:30px}.auth-benefit{display:flex;gap:10px;align-items:center}.auth-benefit span{width:32px;height:32px;border-radius:10px;background:rgba(255,255,255,.14);display:grid;place-items:center}.auth-form{padding:45px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-group{margin-bottom:15px}.form-group.full{grid-column:1/-1}.form-group label{display:block;font-weight:800;font-size:13px;margin-bottom:7px}.form-help{font-size:11px;color:var(--muted);margin-top:5px}.alert{padding:13px 15px;border-radius:13px;margin-bottom:16px}.alert-danger{background:#fee2e2;color:#991b1b}.alert-success{background:#dcfce7;color:#166534}.alert-warning{background:#fef3c7;color:#92400e}.role-tabs{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px;margin-bottom:14px}.role-tab{border:1px solid var(--line);background:var(--surface-2);border-radius:13px;padding:12px;font-weight:800;cursor:pointer}.role-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}.membership-price-box{display:grid;grid-template-columns:1fr auto;gap:4px 18px;align-items:center;padding:16px 18px;margin-bottom:20px;border:1px solid color-mix(in srgb,var(--primary) 28%,var(--line));border-radius:16px;background:color-mix(in srgb,var(--primary) 6%,var(--surface))}.membership-price-box span{font-weight:800}.membership-price-box strong{font:900 25px Nunito;color:var(--primary)}.membership-price-box small{grid-column:1/-1;color:var(--muted)}
.profile-grid{display:grid;grid-template-columns:300px 1fr;gap:25px}.profile-card{padding:25px}.profile-avatar{width:90px;height:90px;border-radius:28px;background:linear-gradient(145deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font:900 34px Nunito;box-shadow:inset 4px 4px 8px rgba(255,255,255,.25),0 18px 35px rgba(91,95,239,.25);margin-bottom:18px}.profile-nav{display:grid;gap:8px;margin-top:22px}.profile-nav a{padding:11px 13px;border-radius:11px}.profile-nav a:hover{background:var(--surface-2)}.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.metric-card{padding:22px}.metric-card b{display:block;font:900 30px Nunito}.metric-card small{color:var(--muted)}
.content-modal{position:fixed;inset:0;z-index:100;background:rgba(4,8,20,.72);backdrop-filter:blur(8px);padding:24px;opacity:0;visibility:hidden;transition:.25s;display:grid;place-items:center}.content-modal.open{opacity:1;visibility:visible}.modal-dialog{width:min(1180px,100%);height:min(86vh,850px);background:var(--surface);border-radius:25px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);transform:translateY(20px) scale(.98);transition:.25s}.content-modal.open .modal-dialog{transform:none}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}.modal-head h3{margin:2px 0 0;font-size:20px}.modal-head small{color:var(--primary);font-weight:800}.modal-close{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:var(--surface-2);font-size:26px;cursor:pointer}.modal-body{flex:1;overflow:auto;position:relative}.modal-body iframe,.viewer-frame{width:100%;height:100%;min-height:600px;border:0}.modal-content-text{padding:35px;max-width:920px;margin:auto}.modal-content-text img{border-radius:16px}.viewer-toolbar{padding:10px 14px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;background:var(--surface-2)}.loader{width:50px;height:50px;border:5px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:spin .9s linear infinite;position:absolute;left:50%;top:45%;margin:-25px}
.search-panel{position:fixed;z-index:90;inset:0;background:rgba(7,12,28,.7);backdrop-filter:blur(10px);display:grid;place-items:start center;padding-top:12vh;opacity:0;visibility:hidden;transition:.2s}.search-panel.open{opacity:1;visibility:visible}.search-box{width:min(760px,calc(100% - 30px));background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:var(--shadow-lg);position:relative}.search-box>span{font:900 24px Nunito}.search-box form{display:flex;gap:10px;margin:18px 0 8px}.search-box input{flex:1;border:1px solid var(--line);background:var(--surface-2);border-radius:14px;padding:14px}.search-close{position:absolute;right:17px;top:15px;width:38px;height:38px;border:0;background:var(--surface-2);border-radius:50%;font-size:24px}.search-result{padding:18px;display:flex;gap:14px;align-items:center}.search-result+.search-result{border-top:1px solid var(--line)}.search-result-icon{width:48px;height:48px;border-radius:15px;background:var(--surface-2);display:grid;place-items:center;font-size:22px}.empty-state{text-align:center;padding:55px 25px}.empty-state span{font-size:52px;display:block;margin-bottom:10px}
.content-reader{padding:30px;background:var(--surface);border:1px solid var(--line);border-radius:24px}.content-reader h2,.content-reader h3{margin-top:28px}.content-reader p,.content-reader li{font-size:16px}.content-reader table{width:100%;border-collapse:collapse}.content-reader th,.content-reader td{padding:10px;border:1px solid var(--line)}.media-viewer{height:70vh;min-height:520px;background:#0f172a;border-radius:22px;overflow:hidden}.media-viewer iframe,.media-viewer video,.media-viewer img{width:100%;height:100%;border:0;object-fit:contain}.access-box{text-align:center;padding:50px}.access-lock{font-size:54px}.payment-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:25px}.bank-card{padding:25px;background:linear-gradient(145deg,#172554,#3730a3);color:#fff;border-radius:24px;box-shadow:var(--shadow-lg)}.bank-card small{color:rgba(255,255,255,.7)}.bank-row{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.15)}.copy-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.copy-btn{border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);color:#fff;border-radius:10px;padding:6px 10px;cursor:pointer}.drop-zone{border:2px dashed var(--line);border-radius:16px;padding:25px;text-align:center;background:var(--surface-2)}
.notes-grid,.books-grid{grid-template-columns:repeat(3,1fr)}.note-card,.book-card{overflow:hidden}.note-cover,.book-cover{height:200px;background:linear-gradient(135deg,#4f46e5,#ec4899);display:grid;place-items:center;font-size:58px}.note-cover img,.book-cover img{width:100%;height:100%;object-fit:cover}.note-body,.book-body{padding:20px}.book-price{font:900 22px Nunito;color:var(--primary)}.announcement-list{display:grid;gap:14px}.announcement-item{padding:20px;border-left:4px solid var(--primary)}.announcement-item.important{border-left-color:#f59e0b;background:color-mix(in srgb,#fef3c7 28%,var(--surface))}.faq-list{display:grid;gap:12px}.faq-item{border:1px solid var(--line);border-radius:16px;background:var(--surface);overflow:hidden}.faq-question{width:100%;border:0;background:none;padding:18px 20px;display:flex;justify-content:space-between;font-weight:800;text-align:left;cursor:pointer}.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s;padding:0 20px}.faq-item.open .faq-answer{max-height:400px;padding-bottom:18px}
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:65px 0 22px;margin-top:70px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px}.footer-grid>div:first-child p{color:var(--muted);max-width:330px;margin-top:18px}.footer-grid h4{font-size:15px}.footer-grid>div:not(:first-child){display:flex;flex-direction:column;gap:10px}.footer-grid a{color:var(--muted)}.footer-grid a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid var(--line);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.whatsapp-float{position:fixed;right:20px;bottom:20px;z-index:55;background:#22c55e;color:#fff;border-radius:999px;padding:10px 15px 10px 10px;display:flex;align-items:center;gap:8px;box-shadow:0 14px 28px rgba(34,197,94,.3);animation:pulse 2.6s infinite}.whatsapp-float span{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.18);font-size:19px}@keyframes pulse{50%{box-shadow:0 14px 28px rgba(34,197,94,.3),0 0 0 12px rgba(34,197,94,0)}}.toast{position:fixed;right:22px;top:92px;z-index:120;padding:13px 18px;border-radius:13px;color:#fff;box-shadow:var(--shadow-lg);max-width:360px;animation:toastIn .3s}.toast-success{background:#16a34a}.toast-warning{background:#d97706}.toast-danger{background:#dc2626}.toast-info{background:#2563eb}@keyframes toastIn{from{transform:translateX(30px);opacity:0}}.pagination{display:flex;gap:7px;justify-content:center;margin-top:30px}.pagination a{width:38px;height:38px;border:1px solid var(--line);background:var(--surface);border-radius:10px;display:grid;place-items:center;font-weight:800}.pagination a.active{background:var(--primary);color:#fff;border-color:var(--primary)}
@media(max-width:1050px){.main-nav{position:fixed;top:var(--header);left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);padding:18px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}.main-nav.open{display:flex}.main-nav>a,.nav-dropdown>button{text-align:left;width:100%;padding:12px}.dropdown-panel{position:static;width:100%;transform:none;opacity:1;visibility:visible;display:none;box-shadow:none;margin-top:5px}.nav-dropdown.open .dropdown-panel{display:block}.menu-toggle{display:block;margin-left:auto}.nav-actions{margin-left:0}.class-grid{grid-template-columns:repeat(2,1fr)}.subject-grid,.theme-grid,.content-grid,.feature-grid,.notes-grid,.books-grid{grid-template-columns:repeat(2,1fr)}.stats-card{grid-template-columns:repeat(2,1fr)}.stat-item:nth-child(2){border-right:0}.stat-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.page-hero-grid{grid-template-columns:1fr}.hero-summary{grid-template-columns:repeat(4,1fr)}.auth-grid{grid-template-columns:1fr}.auth-aside{display:none}.profile-grid{grid-template-columns:1fr}.payment-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.3fr repeat(2,1fr)}.footer-grid>div:last-child{grid-column:2/4}.quick-grid{grid-template-columns:1fr}}
@media(max-width:700px){:root{--header:68px}.container{width:min(100% - 24px,1180px)}.section{padding:58px 0}.section-sm{padding:38px 0}h1{font-size:42px}h2{font-size:33px}.brand small,.user-chip b,.hide-mobile{display:none}.brand-mark{width:40px;height:40px}.nav-wrap{gap:8px}.icon-btn{width:38px;height:38px}.hero-slider{min-height:660px}.hero-content{padding:65px 0 110px}.hero-copy p{font-size:16px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.stats-strip{margin-top:-25px}.stats-card{padding:8px}.stat-item{padding:14px 10px;gap:8px}.stat-icon{width:38px;height:38px;border-radius:12px;font-size:18px}.stat-item b{font-size:20px}.stat-item small{font-size:10px}.class-grid,.subject-grid,.theme-grid,.content-grid,.feature-grid,.notes-grid,.books-grid{grid-template-columns:1fr}.class-card{min-height:270px}.section-head{display:block}.section-head .btn{margin-top:15px}.page-hero{padding:45px 0}.hero-summary{grid-template-columns:repeat(2,1fr)}.continue-card{grid-template-columns:auto 1fr}.continue-card>.btn{grid-column:1/-1}.topic-card{grid-template-columns:auto 1fr}.topic-arrow{display:none}.form-grid{grid-template-columns:1fr}.form-group.full{grid-column:auto}.auth-form{padding:26px}.dashboard-grid{grid-template-columns:1fr 1fr}.cta{padding:30px 22px}.cta-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.whatsapp-float b{display:none}.whatsapp-float{padding:8px}.search-box form{display:grid}.modal-dialog{height:92vh;border-radius:20px}.content-modal{padding:10px}.modal-content-text{padding:22px}.media-viewer{min-height:400px;height:60vh}.testimonial{width:300px}.filter-select{width:100%}.filter-bar{align-items:stretch}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* Online test module */
.online-test-hero{background:linear-gradient(135deg,color-mix(in srgb,var(--test-color,#5b5fef) 12%,var(--bg)),color-mix(in srgb,var(--test-accent,#8b5cf6) 8%,var(--surface)))}
.test-start-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:start}.test-instructions,.test-start-card{padding:30px}.instruction-list{display:grid;gap:15px;margin-top:22px}.instruction-list>div{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:13px;padding:14px;border:1px solid var(--line);border-radius:15px;background:color-mix(in srgb,var(--primary) 3%,var(--surface))}.instruction-list b{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font:900 17px Nunito}.instruction-list p{margin:0}.test-start-card{text-align:center;position:sticky;top:calc(var(--header) + 22px)}.test-start-icon{width:76px;height:76px;border-radius:24px;margin:0 auto 18px;display:grid;place-items:center;background:linear-gradient(145deg,#34d399,#059669);color:#fff;font-size:38px;box-shadow:inset 4px 4px 10px rgba(255,255,255,.26),0 18px 38px rgba(5,150,105,.2)}.test-login-note{display:block;color:var(--muted);margin-top:14px}.last-test-result{margin-top:22px;padding:18px;border-radius:16px;background:linear-gradient(135deg,rgba(91,95,239,.1),rgba(139,92,246,.09));display:grid;grid-template-columns:1fr auto;align-items:center;gap:3px 15px}.last-test-result span,.last-test-result small{color:var(--muted)}.last-test-result strong{font:900 33px Nunito;color:var(--primary);grid-row:1/3;grid-column:2}.locked-test{text-align:center;padding:48px}.locked-test>span{display:block;font-size:52px}.locked-test .hero-actions{justify-content:center}
.test-solving-section{background:radial-gradient(circle at 15% 10%,rgba(91,95,239,.08),transparent 30%),radial-gradient(circle at 90% 80%,rgba(236,72,153,.07),transparent 28%)}.online-test-card{max-width:920px;margin:auto;padding:0;overflow:hidden}.online-test-progress-head{padding:22px 28px 15px;display:flex;justify-content:space-between;align-items:center}.online-test-progress-head div{display:flex;flex-direction:column}.online-test-progress-head span{font:900 18px Nunito}.online-test-progress-head small{color:var(--muted)}.online-test-progress-head>b{font:900 19px Nunito;padding:8px 12px;border-radius:11px;background:var(--soft);font-variant-numeric:tabular-nums}.online-test-progress{height:8px;background:var(--line)}.online-test-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:0 99px 99px 0;transition:.35s}.question-panel{display:grid;grid-template-columns:64px 1fr;gap:18px;padding:30px 30px 18px}.question-number{width:58px;height:58px;border-radius:19px;background:linear-gradient(145deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font:900 24px Nunito;box-shadow:inset 3px 3px 8px rgba(255,255,255,.24),0 14px 28px rgba(91,95,239,.18)}.question-copy h2{font-size:25px;line-height:1.45;margin:10px 0 0}.question-image{display:block;max-width:100%;max-height:420px;object-fit:contain;border:1px solid var(--line);border-radius:18px;margin-top:20px;background:#fff}.test-options{display:grid;gap:13px;padding:8px 30px 28px}.test-option{appearance:none;width:100%;display:grid;grid-template-columns:48px 1fr 38px;align-items:center;gap:14px;text-align:left;border:2px solid var(--line);background:var(--surface);color:var(--text);border-radius:17px;padding:14px 16px;cursor:pointer;transition:.2s;font:inherit}.test-option:hover:not(:disabled),.test-option:focus-visible{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 13px 28px rgba(91,95,239,.1);outline:none}.test-option.selected{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 6%,var(--surface))}.option-key{width:42px;height:42px;border-radius:13px;background:var(--soft);display:grid;place-items:center;font:900 16px Nunito}.option-content{display:flex;flex-direction:column;gap:9px;font-size:16px}.option-content img{max-width:260px;max-height:180px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line)}.option-state{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:22px;font-weight:900}.test-option.correct{border-color:#10b981;background:rgba(16,185,129,.09)}.test-option.correct .option-key,.test-option.correct .option-state{background:#10b981;color:#fff}.test-option.wrong{border-color:#ef4444;background:rgba(239,68,68,.08)}.test-option.wrong .option-key,.test-option.wrong .option-state{background:#ef4444;color:#fff}.test-option:disabled{cursor:default}.test-feedback{margin:0 30px 20px;padding:20px;border-radius:17px;display:grid;grid-template-columns:52px 1fr;gap:15px}.test-feedback.feedback-correct{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46}.test-feedback.feedback-wrong{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}.test-feedback[hidden]{display:none}.feedback-icon{width:50px;height:50px;border-radius:15px;background:currentColor;color:#fff;display:grid;place-items:center;font:900 26px Nunito}.feedback-correct .feedback-icon{background:#059669}.feedback-wrong .feedback-icon{background:#dc2626}.test-feedback h3{margin:0 0 3px}.test-feedback p{margin:0}.feedback-explanation{margin-top:12px;padding-top:12px;border-top:1px solid currentColor;opacity:.88;white-space:pre-line}.feedback-image{display:block;max-width:100%;max-height:300px;object-fit:contain;margin-top:13px;border-radius:12px;background:#fff}.test-next-row{padding:0 30px 30px;display:flex;justify-content:flex-end;align-items:center;gap:15px}.answer-saving{color:var(--muted)}
.result-hero{padding-bottom:30px}.test-result-head{padding:30px;display:grid;grid-template-columns:190px 1fr auto;align-items:center;gap:30px}.result-ring{--score:0;width:170px;height:170px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--primary) calc(var(--score)*1%),var(--line) 0);position:relative}.result-ring:before{content:"";position:absolute;inset:13px;border-radius:50%;background:var(--surface)}.result-ring>div{position:relative;text-align:center}.result-ring b{font:900 39px Nunito;display:block}.result-ring small{color:var(--muted)}.result-copy h1{font-size:39px;margin:7px 0}.result-copy p{margin:0;color:var(--muted)}.result-emoji{font-size:35px}.result-actions{display:grid;gap:10px;min-width:180px}.result-actions form,.result-actions button{width:100%}.test-result-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.test-result-metrics>div{padding:20px;text-align:center}.test-result-metrics span,.test-result-metrics small{display:block;color:var(--muted)}.test-result-metrics b{font:900 27px Nunito;display:block;margin:4px}.correct-text{color:#059669}.wrong-text{color:#dc2626}.answer-review-list{display:grid;gap:18px}.answer-review{padding:24px;border-left:5px solid var(--line)}.answer-review.review-correct{border-left-color:#10b981}.answer-review.review-wrong{border-left-color:#ef4444}.answer-review header{display:flex;align-items:center;gap:10px}.answer-review header small{margin-left:auto;color:var(--muted)}.review-number{font-weight:900}.answer-review h3{font-size:20px;line-height:1.5}.review-question-image{max-width:100%;max-height:350px;object-fit:contain;border-radius:15px;border:1px solid var(--line)}.review-answers{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:17px}.review-answers>div{padding:15px;border-radius:14px;display:flex;flex-direction:column;gap:5px}.review-answers span{font-size:11px;text-transform:uppercase;letter-spacing:.07em;font-weight:800}.chosen-correct,.correct-answer{background:#ecfdf5;color:#065f46}.chosen-wrong{background:#fef2f2;color:#991b1b}.review-answers img{max-width:220px;max-height:150px;object-fit:contain;border-radius:10px;background:#fff}.review-explanation{margin-top:15px;padding:16px;border-radius:14px;background:var(--soft)}.review-explanation p{margin-bottom:0}.review-explanation img{display:block;max-width:100%;max-height:300px;object-fit:contain;margin-top:12px;border-radius:12px;background:#fff}
.online-test-card-mini{border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,color-mix(in srgb,var(--primary) 4%,var(--surface)),var(--surface));overflow:hidden;display:grid;grid-template-columns:115px 1fr auto;align-items:center;gap:18px;padding:16px;margin-bottom:15px}.online-test-card-mini .test-card-icon{width:90px;height:90px;border-radius:24px;background:linear-gradient(145deg,var(--primary),var(--accent));display:grid;place-items:center;color:#fff;font-size:40px;box-shadow:inset 4px 4px 9px rgba(255,255,255,.23)}.online-test-card-mini h3{margin:4px 0}.online-test-card-mini p{margin:0;color:var(--muted)}.test-card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:9px}.test-history-table{width:100%;border-collapse:collapse}.test-history-table th,.test-history-table td{padding:12px 8px;border-bottom:1px solid var(--line);text-align:left}.test-history-table th{font-size:11px;color:var(--muted)}
@media(max-width:900px){.test-start-grid{grid-template-columns:1fr}.test-start-card{position:static}.test-result-head{grid-template-columns:160px 1fr}.result-actions{grid-column:1/-1;display:flex}.result-actions form{width:auto}.test-result-metrics{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.test-instructions,.test-start-card{padding:22px}.question-panel{grid-template-columns:45px 1fr;padding:23px 17px 15px;gap:11px}.question-number{width:43px;height:43px;border-radius:14px;font-size:19px}.question-copy h2{font-size:20px}.online-test-progress-head{padding:18px 17px 13px}.test-options{padding:5px 17px 20px}.test-option{grid-template-columns:42px 1fr 31px;padding:12px 11px;gap:9px}.option-key{width:37px;height:37px}.test-feedback{margin:0 17px 17px;padding:15px;grid-template-columns:43px 1fr}.feedback-icon{width:42px;height:42px}.test-next-row{padding:0 17px 22px}.test-next-row .btn{width:100%}.test-result-head{grid-template-columns:1fr;text-align:center;padding:24px}.result-ring{margin:auto}.result-actions{display:grid}.result-actions form{width:100%}.test-result-metrics{grid-template-columns:1fr 1fr}.review-answers{grid-template-columns:1fr}.online-test-card-mini{grid-template-columns:68px 1fr}.online-test-card-mini .test-card-icon{width:62px;height:62px;border-radius:18px;font-size:29px}.online-test-card-mini>.btn{grid-column:1/-1;width:100%}}

/* Online test: boş bırakma ve isteğe bağlı çözüm görseli düzeltmeleri */
.feedback-image[hidden]{display:none!important}
.test-feedback.feedback-skipped{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412}
.feedback-skipped .feedback-icon{background:#f97316}
.test-next-row{justify-content:space-between;flex-wrap:wrap}
#nextQuestionButton{margin-left:auto}
.answer-review.review-blank{border-left-color:#f59e0b}
.chosen-blank{background:#fff7ed;color:#9a3412}
@media(max-width:700px){#nextQuestionButton{margin-left:0}}
.role-tabs{grid-template-columns:repeat(3,1fr)}
@media(max-width:520px){.role-tabs{grid-template-columns:1fr}}

/* Teacher tools, quick cards and test hints */
.learning-panel{padding:25px;margin-top:20px}.compact-head{margin-bottom:18px}.teacher-tool-form{padding:18px;border:1px solid var(--line);border-radius:16px;background:color-mix(in srgb,var(--primary) 3%,var(--surface));margin-bottom:18px}.student-track-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}.student-track-card{border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:16px}.student-track-card header{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.student-track-card h4,.assignment-item h4,.program-card h4{margin:0 0 4px}.student-track-card small,.assignment-item small,.program-card small{color:var(--muted)}.mini-progress{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;margin:15px 0}.mini-progress span{height:9px;border-radius:99px;background:var(--surface-2);overflow:hidden}.mini-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:inherit}.student-track-card footer{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:12px}.assignment-list,.program-list{display:grid;gap:12px;margin-top:18px}.assignment-item{display:flex;justify-content:space-between;gap:14px;align-items:center;border:1px solid var(--line);border-radius:16px;padding:15px;background:var(--surface)}.assignment-item.is-done{background:color-mix(in srgb,#dcfce7 30%,var(--surface));border-color:#bbf7d0}.assignment-item p{margin:4px 0;color:var(--muted)}.program-card{border:1px solid var(--line);border-radius:16px;padding:16px;background:var(--surface)}.program-card header{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.program-card header>span{color:var(--primary);font-weight:900}.program-card p{white-space:pre-line;margin-bottom:0;color:var(--text)}
.quick-card-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px}.quick-card-stage{position:relative;padding:38px 54px;border:1px solid color-mix(in srgb,var(--primary) 18%,var(--line));border-radius:32px;background:linear-gradient(135deg,color-mix(in srgb,var(--primary) 9%,var(--surface)),color-mix(in srgb,var(--accent) 7%,var(--surface)));overflow:hidden}.quick-card-carousel{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(300px,390px);gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 4px 22px;scrollbar-width:none}.quick-card-carousel::-webkit-scrollbar{display:none}.quick-info-card{min-height:470px;scroll-snap-align:center;border-radius:24px;background:var(--surface);border:1px solid rgba(255,255,255,.65);box-shadow:0 24px 55px rgba(15,23,42,.15);display:flex;flex-direction:column;overflow:hidden}.quick-info-card-media{height:235px;background:linear-gradient(145deg,var(--card-color),color-mix(in srgb,var(--card-color) 70%,#fff));display:grid;place-items:center;overflow:hidden}.quick-info-card-media img{width:100%;height:100%;object-fit:cover}.quick-info-card-media>span{font-size:70px;color:#fff;filter:drop-shadow(0 10px 16px rgba(15,23,42,.2))}.quick-info-card-body{padding:23px;display:flex;flex-direction:column;flex:1}.quick-info-card-top{display:flex;justify-content:space-between;align-items:center;gap:12px}.quick-info-card-top span{width:36px;height:36px;border-radius:12px;background:color-mix(in srgb,var(--card-color) 12%,var(--surface));display:grid;place-items:center}.quick-info-card-top small{font-weight:900;color:var(--card-color);letter-spacing:.08em;text-transform:uppercase}.quick-info-card h3{font-size:25px;margin:14px 0 9px}.quick-info-card p{color:var(--muted);line-height:1.55;margin:0}.quick-info-card footer{margin-top:auto;padding-top:16px;color:var(--muted);font-weight:800;font-size:12px}.quick-carousel-arrow{position:absolute;z-index:2;top:50%;transform:translateY(-50%);width:54px;height:54px;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--text);font-size:31px;cursor:pointer;box-shadow:var(--shadow)}.quick-card-prev{left:18px}.quick-card-next{right:18px}.quick-carousel-arrow:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.question-tools{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:0 30px 14px}.question-point-badge{display:inline-flex;align-items:center;min-height:34px;border-radius:999px;padding:7px 12px;background:var(--soft);color:var(--primary);font-weight:900}.question-hint{margin:0 30px 18px;padding:16px;border:1px solid #fde68a;border-radius:16px;background:#fffbeb;color:#92400e}.question-hint[hidden]{display:none}.question-hint b{display:block;margin-bottom:6px}.question-hint p{margin:0 0 8px;white-space:pre-line}.question-hint img{display:block;max-width:100%;max-height:260px;object-fit:contain;border-radius:12px;background:#fff;margin:10px 0}.question-hint img[hidden]{display:none}.question-hint small{display:block;color:#a16207}
@media(max-width:900px){.student-track-grid{grid-template-columns:1fr}.assignment-item{align-items:flex-start}.quick-card-carousel{grid-auto-columns:minmax(270px,82vw)}}
@media(max-width:700px){.learning-panel{padding:18px}.assignment-item{display:grid}.quick-card-toolbar{align-items:flex-start}.quick-card-actions{margin-left:auto}.quick-info-card{min-height:300px}.question-tools{padding:0 17px 12px}.question-hint{margin:0 17px 16px}}

/* Kesintisiz kullanıcı yorumları */
.testimonial-track{animation:none;transform:translate3d(0,0,0);backface-visibility:hidden}
.testimonial-track.is-running{animation:testimonial-seamless var(--testimonial-duration,42s) linear infinite}
.testimonial-track:hover{animation-play-state:running}
.testimonial-group{flex:0 0 auto;min-width:max-content}
@keyframes testimonial-seamless{from{transform:translate3d(0,0,0)}to{transform:translate3d(var(--testimonial-shift,-50%),0,0)}}
@media(prefers-reduced-motion:reduce){.testimonial-track.is-running{animation-duration:120s}}

/* Hızlı bilgi kartı büyütme */
.quick-info-card[data-quick-card-open]{cursor:zoom-in;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;outline:none}
.quick-info-card[data-quick-card-open]:hover,.quick-info-card[data-quick-card-open]:focus-visible{transform:translateY(-7px);box-shadow:0 32px 75px rgba(15,23,42,.22);border-color:color-mix(in srgb,var(--card-color) 45%,var(--line))}
.quick-card-toolbar-note{font-weight:800;color:var(--muted);font-size:13px;padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}
.quick-card-open-hint{display:inline-flex;align-items:center;gap:7px;margin-top:17px;color:var(--card-color);font-size:12px;font-weight:900}
.quick-card-overlay{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:26px;opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.quick-card-overlay.open{opacity:1;visibility:visible}
.quick-card-overlay-backdrop{position:absolute;inset:0;background:rgba(7,12,27,.78);backdrop-filter:blur(10px)}
.quick-card-overlay-dialog{position:relative;z-index:1;width:min(940px,100%);max-height:calc(100vh - 52px);border-radius:30px;background:var(--surface);border:1px solid color-mix(in srgb,var(--line) 78%,transparent);box-shadow:0 40px 120px rgba(0,0,0,.38);overflow:auto;transform:translateY(24px) scale(.97);transition:transform .25s}
.quick-card-overlay.open .quick-card-overlay-dialog{transform:none}
.quick-card-overlay-close{position:sticky;float:right;top:16px;right:16px;z-index:4;width:46px;height:46px;border:1px solid var(--line);border-radius:50%;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(12px);color:var(--text);font-size:30px;line-height:1;cursor:pointer;box-shadow:var(--shadow)}
.quick-card-overlay-content{clear:both;padding:0 26px 26px}
.quick-card-overlay-content .quick-info-card-expanded{width:100%;min-height:520px;display:grid;grid-template-columns:minmax(300px,.9fr) minmax(0,1.1fr);overflow:hidden;box-shadow:none;border-color:var(--line);cursor:default}
.quick-card-overlay-content .quick-info-card-media{height:100%;min-height:520px}
.quick-card-overlay-content .quick-info-card-media>span{font-size:110px}
.quick-card-overlay-content .quick-info-card-body{padding:42px 38px;overflow:auto}
.quick-card-overlay-content .quick-info-card h3{font-size:clamp(30px,4vw,47px);margin:20px 0 16px}
.quick-card-overlay-content .quick-info-card p{font-size:17px;line-height:1.8;color:var(--text)}
.quick-card-overlay-content .quick-info-card footer{font-size:13px;border-top:1px solid var(--line);margin-top:28px}
@media(max-width:760px){.quick-card-toolbar{display:grid}.quick-card-toolbar-note{width:max-content;max-width:100%}.quick-card-overlay{padding:12px}.quick-card-overlay-dialog{max-height:calc(100vh - 24px);border-radius:23px}.quick-card-overlay-content{padding:0 14px 14px}.quick-card-overlay-content .quick-info-card-expanded{grid-template-columns:1fr;min-height:0}.quick-card-overlay-content .quick-info-card-media{height:250px;min-height:250px}.quick-card-overlay-content .quick-info-card-body{padding:25px 22px}.quick-card-overlay-content .quick-info-card h3{font-size:30px}.quick-card-overlay-close{top:10px;right:10px}}

/* DiGa Eğitim logo, profil menüsü ve profil fotoğrafı */
.brand-image-link{height:100%;display:flex;align-items:center;min-width:172px}
.site-brand-logo{width:174px;height:62px;object-fit:contain;object-position:left center;filter:drop-shadow(0 7px 12px rgba(75,65,190,.13))}
.footer-logo-link{display:inline-flex;min-width:0}.footer-brand-logo{width:210px;height:72px;object-fit:contain;object-position:left center}
.intro-logo{width:76px;height:76px;padding:4px;border-radius:24px;background:rgba(255,255,255,.72);box-shadow:0 18px 38px rgba(79,70,229,.28);overflow:hidden}
.intro-logo img{width:100%;height:100%;object-fit:contain}
.profile-menu{position:relative}.profile-menu-toggle{cursor:pointer;background:var(--surface);color:var(--text)}
.user-chip-avatar{overflow:hidden}.user-chip-avatar img,.profile-dropdown-user>span img{width:100%;height:100%;object-fit:cover}
.profile-menu-toggle>i{font-style:normal;color:var(--muted);font-size:12px;transition:transform .2s}.profile-menu.open .profile-menu-toggle>i{transform:rotate(180deg)}
.profile-dropdown{position:absolute;right:0;top:calc(100% + 13px);width:245px;padding:9px;background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(8px) scale(.98);transform-origin:top right;transition:.2s;z-index:90}
.profile-menu.open .profile-dropdown{opacity:1;visibility:visible;transform:none}
.profile-dropdown:before{content:"";position:absolute;right:20px;top:-7px;width:13px;height:13px;background:var(--surface);border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}
.profile-dropdown-user{display:flex;align-items:center;gap:11px;padding:9px 9px 13px;margin-bottom:5px;border-bottom:1px solid var(--line)}
.profile-dropdown-user>span{width:42px;height:42px;flex:0 0 auto;border-radius:13px;display:grid;place-items:center;overflow:hidden;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:900}
.profile-dropdown-user b,.profile-dropdown-user small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}.profile-dropdown-user small{color:var(--muted);font-size:11px;margin-top:2px}
.profile-dropdown>a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:11px;font-weight:800;font-size:13px}.profile-dropdown>a:hover,.profile-dropdown>a:focus{background:var(--surface-2);outline:none}.profile-dropdown>a>span{width:22px;text-align:center;color:var(--primary)}.profile-dropdown .profile-dropdown-logout{color:var(--danger);margin-top:4px;border-top:1px solid var(--line);border-radius:0 0 11px 11px}.profile-dropdown .profile-dropdown-logout>span{color:inherit}
.profile-avatar-photo,.profile-photo-preview{overflow:hidden}.profile-avatar-photo img,.profile-photo-preview img{width:100%;height:100%;object-fit:cover}.profile-avatar-photo>span,.profile-photo-preview>span{width:100%;height:100%;display:grid;place-items:center}
.profile-photo-editor{display:flex;align-items:center;gap:18px;padding:18px;margin:18px 0 22px;border:1px solid var(--line);border-radius:18px;background:var(--surface-2)}
.profile-photo-preview{width:94px;height:94px;flex:0 0 auto;border-radius:25px;background:linear-gradient(145deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font:900 34px Nunito;box-shadow:0 15px 34px rgba(91,95,239,.22)}
.profile-photo-upload{display:inline-flex;cursor:pointer}.profile-photo-upload input{position:absolute;opacity:0;pointer-events:none}.profile-photo-upload span{display:inline-flex;align-items:center;justify-content:center;padding:11px 15px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;font-weight:800;box-shadow:0 9px 20px rgba(91,95,239,.22)}
.profile-photo-remove{display:flex;align-items:center;gap:8px;margin-top:10px;color:var(--danger);font-size:12px;font-weight:800;cursor:pointer}.profile-photo-remove input{width:17px;height:17px}
.auth-form .brand-image-link{height:auto;min-width:0}.auth-form .site-brand-logo{width:190px;height:70px}
@media(max-width:1050px){.site-brand-logo{width:152px}.brand-image-link{min-width:150px}}
@media(max-width:700px){.site-brand-logo{width:118px;height:52px}.brand-image-link{min-width:118px}.profile-menu-toggle{padding:4px}.profile-menu-toggle>i{display:none}.profile-dropdown{position:fixed;right:12px;top:72px;width:min(280px,calc(100vw - 24px))}.profile-dropdown:before{right:22px}.footer-brand-logo{width:185px}.profile-photo-editor{align-items:flex-start}.profile-photo-preview{width:78px;height:78px;border-radius:21px}}