:root{--navy:#153963;--blue:#1e5aa8;--blue-2:#2f73c9;--sky:#eaf4ff;--amber:#ffb21c;--amber-2:#fff3d2;--ink:#152235;--muted:#657287;--line:#dce4ee;--surface:#fff;--soft:#f5f8fc;--success:#198754;--danger:#c63f4c;--shadow:0 18px 50px rgba(21,57,99,.13);--radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--surface);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}body.locked{overflow:hidden}button,input,select,textarea{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.shell{width:min(1180px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.93);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,228,238,.85)}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:11px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,var(--navy),var(--blue-2));color:white;font-weight:900;font-size:22px;box-shadow:0 8px 20px rgba(30,90,168,.25)}.brand strong,.brand small{display:block}.brand strong{font-size:18px;letter-spacing:.02em}.brand small{color:var(--muted);font-size:12px;margin-top:-2px}.header-actions{display:flex;align-items:center;gap:14px}.support-link{font-weight:700;color:var(--navy)}.cart-button{border:0;border-radius:14px;padding:10px 14px;display:flex;align-items:center;gap:8px;background:var(--navy);color:#fff;font-weight:800;cursor:pointer}.cart-button svg,.search-field svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.cart-button b{display:grid;place-items:center;min-width:24px;height:24px;padding:0 6px;border-radius:999px;background:var(--amber);color:var(--navy)}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#f6faff 0%,#e7f3ff 62%,#fff4d8 100%);border-bottom:1px solid var(--line)}.hero:before,.hero:after{content:"";position:absolute;border-radius:999px;filter:blur(4px);opacity:.55}.hero:before{width:430px;height:430px;right:-180px;top:-230px;background:#bcdcff}.hero:after{width:310px;height:310px;left:-150px;bottom:-220px;background:#ffe092}.hero-grid{position:relative;display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:70px;padding:76px 0 82px}.eyebrow{display:inline-block;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.hero h1{max-width:720px;font-size:clamp(38px,5vw,64px);line-height:1.04;letter-spacing:-.045em;margin:15px 0 20px}.hero-copy>p{font-size:19px;color:#526178;max-width:650px;margin:0}.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.trust-row span{position:relative;padding:9px 13px 9px 31px;border:1px solid #cfe0f3;border-radius:999px;background:rgba(255,255,255,.72);font-size:13px;font-weight:700}.trust-row span:before{content:"✓";position:absolute;left:12px;color:var(--success);font-weight:900}.search-card{position:relative;padding:28px;border:1px solid rgba(255,255,255,.9);border-radius:26px;background:rgba(255,255,255,.88);box-shadow:var(--shadow)}.search-card label{display:block;font-weight:850;font-size:18px;margin-bottom:12px}.search-field{height:58px;border:2px solid #ccd9e8;border-radius:15px;display:flex;align-items:center;gap:12px;padding:0 16px;background:#fff;transition:.2s}.search-field:focus-within{border-color:var(--blue-2);box-shadow:0 0 0 4px rgba(47,115,201,.12)}.search-field input{width:100%;border:0;outline:0;font-size:16px;color:var(--ink)}.search-card small{display:block;color:var(--muted);margin-top:12px}.search-results{position:absolute;left:28px;right:28px;top:108px;z-index:20;max-height:320px;overflow:auto;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:var(--shadow);padding:7px}.search-results button{display:block;width:100%;border:0;border-radius:11px;padding:12px;text-align:left;background:#fff;cursor:pointer}.search-results button:hover,.search-results button:focus{background:var(--sky);outline:0}.search-results strong,.search-results small{display:block}.search-results small{margin:2px 0 0}.search-results .no-result{padding:14px;color:var(--muted)}
.shop-flow{padding:76px 0 90px}.section-heading,.course-toolbar{display:flex;align-items:flex-end;justify-content:space-between;gap:30px}.section-heading h2,.course-toolbar h2{font-size:clamp(28px,3vw,40px);letter-spacing:-.035em;margin:5px 0 0}.stepper{display:flex;gap:8px;list-style:none;margin:0;padding:0}.stepper li{display:flex;align-items:center;gap:8px;padding:8px 11px;border-radius:999px;color:var(--muted);font-size:13px;font-weight:750}.stepper b{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:#e9eef5}.stepper .active{color:var(--navy);background:var(--amber-2)}.stepper .active b{background:var(--amber)}.department-panel{display:grid;grid-template-columns:190px minmax(280px,480px) 1fr;align-items:center;gap:20px;margin-top:35px;padding:25px 28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--soft)}.department-panel label{font-size:17px;font-weight:850}.department-panel select,.filter-field input,.checkout-form input,.checkout-form textarea,.checkout-form select{width:100%;border:1.5px solid #cbd7e5;border-radius:13px;background:#fff;color:var(--ink);outline:0}.department-panel select{height:52px;padding:0 15px}.department-panel p{margin:0;color:var(--muted);font-size:14px}.course-area{margin-top:70px}.course-toolbar{margin-bottom:22px}.filter-field{width:min(330px,100%)}.filter-field span{display:block;color:var(--muted);font-size:12px;font-weight:800;margin:0 0 7px}.filter-field input{height:46px;padding:0 13px}.course-list{display:grid;gap:15px}.course-card{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 4px 16px rgba(20,40,70,.04)}.course-toggle{width:100%;border:0;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 22px;text-align:left;cursor:pointer}.course-toggle:hover{background:#fbfdff}.course-title{display:flex;align-items:center;gap:14px}.course-initial{display:grid;place-items:center;flex:0 0 42px;height:42px;border-radius:12px;background:var(--sky);color:var(--blue);font-weight:900}.course-title strong,.course-title small{display:block}.course-title small{color:var(--muted);margin-top:2px}.course-toggle>span:last-child{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--soft);font-size:22px;transition:.2s}.course-card.open .course-toggle>span:last-child{transform:rotate(45deg);background:var(--amber-2)}.product-grid{display:none;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;padding:0 18px 20px}.course-card.open .product-grid{display:grid}.product-card{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;min-width:0}.product-image{aspect-ratio:4/3;display:grid;place-items:center;padding:13px;background:linear-gradient(155deg,#f3f8ff,#fff8e7);overflow:hidden}.product-image img{width:100%;height:100%;object-fit:contain}.product-image .image-fallback{font-size:50px;font-weight:900;color:#c2d4e9}.product-info{display:flex;flex:1;flex-direction:column;padding:15px}.product-info small{color:var(--muted);min-height:20px}.product-info h3{font-size:15px;line-height:1.32;margin:5px 0 13px}.product-price{margin-top:auto;font-size:20px;font-weight:900;color:var(--navy)}.product-actions{display:grid;grid-template-columns:1fr 1.25fr;gap:8px;margin-top:13px}.secondary-button,.add-button,.primary-button{display:inline-flex;align-items:center;justify-content:center;border-radius:11px;min-height:43px;font-weight:850;cursor:pointer}.secondary-button{border:1px solid var(--line);background:#fff;color:var(--navy)}.add-button,.primary-button{border:0;background:var(--blue);color:#fff}.add-button:hover,.primary-button:hover{background:var(--navy)}.empty-state{padding:50px;text-align:center;border:1px dashed #b8c8da;border-radius:18px;background:var(--soft)}.empty-state strong,.empty-state span{display:block}.empty-state span{color:var(--muted);margin-top:5px}
.benefits{padding:75px 0;background:var(--navy);color:#fff}.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.benefit-grid article{position:relative;padding-left:52px}.benefit-grid b{position:absolute;left:0;top:0;color:var(--amber);font-size:15px}.benefit-grid h3{font-size:19px;margin:0 0 8px}.benefit-grid p{color:#cbd8e7;margin:0}
.modal[hidden]{display:none}.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}.modal-backdrop,.cart-backdrop{position:absolute;inset:0;background:rgba(8,21,38,.62);backdrop-filter:blur(3px)}.modal-dialog{position:relative;width:min(760px,100%);max-height:calc(100vh - 40px);overflow:auto;border-radius:24px;background:#fff;box-shadow:0 30px 90px rgba(0,0,0,.3)}.modal-close{position:absolute;z-index:2;right:14px;top:14px;width:40px;height:40px;border:0;border-radius:50%;background:rgba(255,255,255,.92);font-size:25px;cursor:pointer}.modal-product{display:grid;grid-template-columns:.9fr 1.1fr}.modal-visual{min-height:410px;display:grid;place-items:center;padding:35px;background:linear-gradient(155deg,#e9f4ff,#fff4d6)}.modal-visual img{max-height:350px;object-fit:contain}.modal-copy{padding:45px 36px}.modal-copy h2{font-size:30px;line-height:1.15;margin:8px 0 13px}.modal-copy .modal-course{color:var(--muted);font-weight:700}.modal-copy p{color:#526178;white-space:pre-line}.modal-price{font-size:28px;font-weight:900;color:var(--navy);margin:24px 0 15px}.modal-copy .add-button{width:100%;min-height:50px}
.cart-drawer{position:fixed;inset:0;z-index:110;pointer-events:none;visibility:hidden}.cart-drawer.open{pointer-events:auto;visibility:visible}.cart-panel{position:absolute;right:0;top:0;bottom:0;width:min(480px,100%);display:flex;flex-direction:column;background:#fff;transform:translateX(100%);transition:transform .28s ease;box-shadow:-20px 0 60px rgba(0,0,0,.2)}.cart-drawer.open .cart-panel{transform:translateX(0)}.cart-panel>header{display:flex;align-items:center;justify-content:space-between;padding:24px;border-bottom:1px solid var(--line)}.cart-panel>header h2{margin:2px 0 0}.cart-panel>header button{border:0;background:var(--soft);border-radius:50%;width:40px;height:40px;font-size:25px;cursor:pointer}.cart-items{flex:1;overflow:auto;padding:18px 24px}.cart-row{display:grid;grid-template-columns:64px 1fr auto;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}.cart-thumb{width:64px;height:64px;border-radius:12px;object-fit:contain;background:var(--soft)}.cart-row strong,.cart-row small{display:block}.cart-row small{color:var(--muted);margin-top:2px}.quantity{display:flex;align-items:center;gap:7px;margin-top:9px}.quantity button{width:28px;height:28px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer}.remove-link{border:0;background:transparent;color:var(--danger);font-size:12px;padding:8px 0;cursor:pointer}.cart-line-total{font-weight:900;white-space:nowrap}.cart-empty{flex:1;display:grid;place-content:center;text-align:center;padding:40px}.cart-empty strong,.cart-empty span{display:block}.cart-empty span{color:var(--muted);max-width:270px;margin-top:5px}.cart-panel>footer{padding:20px 24px 26px;border-top:1px solid var(--line);background:#fff}.shipping-progress span{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}.shipping-progress i{display:block;height:7px;border-radius:999px;background:#e9eef5;overflow:hidden}.shipping-progress b{display:block;height:100%;background:var(--amber);border-radius:inherit}.cart-total{display:flex;align-items:center;justify-content:space-between;margin:20px 0}.cart-total strong{font-size:24px}.cart-panel .primary-button{width:100%;min-height:52px}.cart-panel .primary-button.disabled{pointer-events:none;opacity:.45}.toast{position:fixed;left:50%;bottom:25px;z-index:200;transform:translate(-50%,30px);padding:12px 18px;border-radius:12px;background:var(--navy);color:#fff;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.2s}.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:95;display:flex;align-items:center;gap:9px;min-height:56px;padding:0 18px 0 15px;border-radius:999px;background:#25d366;color:#fff;font-weight:850;box-shadow:0 12px 34px rgba(10,92,45,.34);transition:transform .18s ease,box-shadow .18s ease}.whatsapp-float:hover{transform:translateY(-3px);box-shadow:0 16px 38px rgba(10,92,45,.4)}.whatsapp-float:focus-visible{outline:3px solid #173b73;outline-offset:3px}.whatsapp-float svg{width:29px;height:29px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.checkout-page{background:var(--soft);min-height:100vh}.simple-header{background:#fff;border-bottom:1px solid var(--line)}.checkout-shell{width:min(1080px,calc(100% - 40px));margin:40px auto 80px}.checkout-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}.checkout-card{border:1px solid var(--line);border-radius:20px;background:#fff;padding:26px;box-shadow:0 6px 25px rgba(20,40,70,.05)}.checkout-card h1,.checkout-card h2{margin-top:0}.checkout-card h1{font-size:31px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field.full{grid-column:1/-1}.field label{display:block;font-size:13px;font-weight:800;margin-bottom:6px}.checkout-form input,.checkout-form select{height:50px;padding:0 13px}.checkout-form textarea{min-height:105px;padding:12px 13px;resize:vertical}.choice-list{display:grid;gap:10px}.choice{display:flex;align-items:flex-start;gap:11px;padding:14px;border:1.5px solid var(--line);border-radius:13px;cursor:pointer}.choice:has(input:checked){border-color:var(--blue);background:var(--sky)}.choice input{width:auto;height:auto;margin-top:4px}.choice strong,.choice small{display:block}.choice small{color:var(--muted)}.checkout-section{margin-top:27px}.checkout-submit{width:100%;min-height:54px;margin-top:24px;border:0}.order-summary{position:sticky;top:98px}.summary-item{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid var(--line)}.summary-item span{color:var(--muted);font-size:13px}.summary-lines{margin-top:18px}.summary-line{display:flex;justify-content:space-between;padding:6px 0}.summary-line.total{margin-top:9px;padding-top:14px;border-top:1px solid var(--line);font-size:20px;font-weight:900}.legal{font-size:12px;color:var(--muted);margin:14px 0 0}.alert{padding:13px 15px;border-radius:12px;margin-bottom:18px}.alert.error{color:#8f2731;background:#ffebee;border:1px solid #ffd0d6}.payment-wrap{width:min(900px,calc(100% - 30px));margin:35px auto}.payment-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;box-shadow:var(--shadow)}.result-card{width:min(680px,calc(100% - 30px));margin:70px auto;padding:38px;border-radius:24px;background:#fff;border:1px solid var(--line);text-align:center;box-shadow:var(--shadow)}.result-icon{display:grid;place-items:center;width:70px;height:70px;margin:0 auto 20px;border-radius:50%;background:#e7f8ef;color:var(--success);font-size:34px}.result-icon.wait{background:var(--amber-2);color:#a66b00}.result-icon.fail{background:#ffebee;color:var(--danger)}
@media(max-width:980px){.hero-grid{grid-template-columns:1fr;gap:36px;padding:60px 0}.hero-copy{max-width:760px}.product-grid{grid-template-columns:repeat(3,1fr)}.department-panel{grid-template-columns:170px 1fr}.department-panel p{grid-column:2}.checkout-grid{grid-template-columns:1fr}.order-summary{position:static}.benefit-grid{gap:22px}.modal-product{grid-template-columns:1fr}.modal-visual{min-height:260px}.modal-visual img{max-height:230px}}
@media(max-width:720px){.shell,.checkout-shell{width:min(100% - 24px,1180px)}.header-inner{height:66px}.brand small,.support-link,.cart-button>span{display:none}.hero-grid{padding:42px 0 48px}.hero h1{font-size:38px}.hero-copy>p{font-size:16px}.trust-row{gap:7px}.trust-row span{font-size:12px}.search-card{padding:20px}.search-results{left:20px;right:20px;top:100px}.shop-flow{padding:48px 0 65px}.section-heading,.course-toolbar{display:block}.stepper{margin-top:22px;overflow:auto;padding-bottom:4px}.stepper li{white-space:nowrap}.department-panel{grid-template-columns:1fr;padding:20px}.department-panel p{grid-column:auto}.course-area{margin-top:48px}.filter-field{margin-top:20px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:0 10px 12px;gap:10px}.course-toggle{padding:15px}.product-info{padding:12px}.product-actions{grid-template-columns:1fr}.benefit-grid{grid-template-columns:1fr}.benefits{padding:55px 0}.modal{padding:0}.modal-dialog{width:100%;max-height:100vh;height:100%;border-radius:0}.modal-copy{padding:28px 22px}.modal-visual{min-height:240px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.checkout-shell{margin-top:22px}.checkout-card{padding:20px}.payment-wrap{margin:20px auto}.result-card{margin:35px auto;padding:28px 20px}.whatsapp-float{right:14px;bottom:14px;width:56px;height:56px;min-height:56px;padding:0;justify-content:center}.whatsapp-float span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}}
@media(max-width:420px){.product-grid{grid-template-columns:1fr}.hero h1{font-size:34px}.course-initial{display:none}.course-title{gap:0}}

/* Yarıyılın tüm derslerini içeren toplu kaynaklar */
.course-card.semester-bundle{border:2px solid #8b6bd6;background:#faf8ff;box-shadow:0 10px 28px rgba(93,64,167,.14)}
.semester-bundle .course-toggle{background:linear-gradient(100deg,#f3edff,#fff)}
.semester-bundle .course-toggle:hover{background:linear-gradient(100deg,#eadeff,#faf7ff)}
.semester-bundle .course-initial{flex-basis:52px;background:#6d4cc4;color:#fff;font-size:11px;letter-spacing:.04em}
.semester-bundle .course-title>span:nth-child(2){display:flex;align-items:flex-start;flex-wrap:wrap;column-gap:9px;row-gap:3px}
.semester-bundle .course-title strong{flex-basis:100%;color:#412783}
.semester-bundle .course-meta{flex-basis:100%}
.semester-bundle-badge,.semester-product-badge,.semester-cart-badge{display:inline-flex;align-items:center;width:max-content;border-radius:999px;background:#6d4cc4;color:#fff;font-size:11px;font-weight:900;line-height:1.2}
.semester-bundle-badge{padding:5px 9px;margin-top:5px;text-transform:uppercase;letter-spacing:.04em}
.semester-bundle-copy{padding-top:7px;color:#563d96!important;font-weight:800}
.semester-bundle .product-grid{background:#faf8ff}
.product-card.semester-product{border-color:#c9b9ee;box-shadow:0 5px 17px rgba(93,64,167,.09)}
.semester-product .product-image{background:linear-gradient(155deg,#eee6ff,#fff8e7)}
.semester-product-badge{padding:4px 8px;margin-bottom:5px}
.semester-product .add-button{background:#6d4cc4}
.semester-product .add-button:hover{background:#412783}
.semester-modal .modal-visual{background:linear-gradient(155deg,#eee6ff,#fff5da)}
.semester-modal-note{margin:16px 0;padding:13px 14px;border:1px solid #c9b9ee;border-radius:13px;background:#f5f0ff;color:#412783}
.semester-modal-note strong,.semester-modal-note span{display:block}
.semester-modal-note span{margin-top:3px;font-size:13px;color:#624c94}
.cart-row.semester-cart-row{margin:6px -8px;padding:14px 8px;border-radius:12px;background:#f7f3ff;border-bottom-color:#d8cdf2}
.semester-cart-badge{padding:4px 7px;margin-top:6px}
.semester-summary-label,.semester-order-label{display:block!important;width:max-content;margin-top:5px;padding:4px 7px;border-radius:999px;background:#f0e9ff;color:#563d96!important;font-size:11px!important;font-weight:900}
@media(max-width:420px){.semester-bundle .course-initial{display:grid}.semester-bundle-copy{flex-basis:100%}.semester-bundle .course-title{gap:10px}}

/* Kitapçık.php içeriğinden oluşturulan ayrıntılı ürün inceleme alanı */
.modal-dialog{width:min(980px,100%)}
.rich-product-detail{grid-template-columns:.82fr 1.18fr}
.product-detail-full{grid-column:1/-1;padding:8px 34px 36px;background:#f8fafd;border-top:1px solid var(--line)}
.detail-intro p{margin:13px 0;color:#526178;white-space:pre-line}
.detail-section{padding:24px 0;border-bottom:1px solid var(--line)}
.detail-section h2,.detail-section h3{margin:0 0 14px;font-size:21px;color:var(--navy)}
.detail-section>p{color:#5e6c80}
.detail-benefits{display:grid;grid-template-columns:1fr 1fr;gap:9px 22px;margin:0;padding:0;list-style:none}
.detail-benefits li{position:relative;padding:10px 12px 10px 36px;border-radius:11px;background:#fff;border:1px solid var(--line)}
.detail-benefits li:before{content:'✓';position:absolute;left:13px;color:var(--success);font-weight:900}
.detail-specs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:0}
.detail-specs>div{padding:12px 13px;border:1px solid var(--line);border-radius:12px;background:#fff}
.detail-specs dt{color:var(--muted);font-size:11px;font-weight:850;text-transform:uppercase;letter-spacing:.05em}
.detail-specs dd{margin:4px 0 0;color:var(--ink);font-weight:800}
.included-course-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.included-course-grid article{padding:13px 14px;border:1px solid #c9b9ee;border-radius:12px;background:#fff}
.included-course-grid strong,.included-course-grid small,.included-course-grid span{display:block}
.included-course-grid small{color:var(--muted);margin-top:2px}
.included-course-grid article>div{margin-top:8px;padding-top:7px;border-top:1px dashed #d8cdf2;font-size:12px;color:#624c94}
.sample-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
.sample-grid a{display:block;overflow:hidden;border:1px solid var(--line);border-radius:13px;background:#fff}
.sample-grid img{width:100%;max-height:430px;object-fit:contain}
.sample-pdf-link{display:inline-flex;margin-top:14px;padding:11px 15px;border-radius:10px;background:var(--navy);color:#fff;font-weight:850}
.detail-faqs{display:grid;gap:9px}
.detail-faqs details,.why-photocopy{border:1px solid var(--line);border-radius:12px;background:#fff}
.detail-faqs summary,.why-photocopy summary{padding:14px 42px 14px 15px;cursor:pointer;font-weight:850;color:var(--navy)}
.detail-faqs details[open] summary,.why-photocopy[open] summary{border-bottom:1px solid var(--line)}
.detail-faqs p,.why-photocopy p{margin:0;padding:14px 15px;color:#526178;white-space:pre-line}
.detail-faqs small{display:block;padding:0 15px 14px;color:var(--muted)}
.detail-support{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:24px 0;padding:18px;border-radius:15px;background:#e9f9ef;border:1px solid #bde8cb}
.detail-support strong,.detail-support span{display:block}
.detail-support span{margin-top:3px;color:#49675a;font-size:13px}
.detail-support a{flex:0 0 auto;padding:11px 15px;border-radius:10px;background:#25d366;color:#fff;font-weight:900}
.why-photocopy{margin-top:18px}
.modal-loading,.modal-load-error{min-height:420px;display:grid;place-content:center;justify-items:center;text-align:center;padding:40px}
.modal-loading span{width:42px;height:42px;margin-bottom:15px;border:4px solid #d9e4f1;border-top-color:var(--blue);border-radius:50%;animation:detail-spin .8s linear infinite}
.modal-loading small{color:var(--muted);margin-top:4px}
.modal-load-error p{color:var(--danger)}
.modal-load-error .add-button{padding:0 18px}
@keyframes detail-spin{to{transform:rotate(360deg)}}
@media(max-width:720px){.product-detail-full{padding:6px 18px 28px}.detail-benefits,.included-course-grid,.detail-specs{grid-template-columns:1fr}.sample-grid{grid-template-columns:1fr}.detail-support{align-items:stretch;flex-direction:column}.detail-support a{text-align:center}.rich-product-detail{grid-template-columns:1fr}}

/* Bölüm seçimi birincil, ders araması ikincil akış */
.hero-department-panel{display:block;margin:0;padding:28px;border-color:rgba(255,255,255,.9);border-radius:26px;background:rgba(255,255,255,.9);box-shadow:var(--shadow)}
.hero-department-panel .eyebrow{margin-bottom:8px}
.hero-department-panel label{display:block;font-size:20px;margin-bottom:12px;color:var(--navy)}
.hero-department-panel select{height:58px;border:2px solid #b9cce1;font-size:16px;transition:.2s}
.hero-department-panel select:focus{border-color:var(--blue-2);box-shadow:0 0 0 4px rgba(47,115,201,.12)}
.hero-department-panel p{margin-top:13px;line-height:1.45}
.secondary-search-card{width:min(760px,100%);margin:32px auto 0;border-color:var(--line);background:#fff;box-shadow:0 9px 30px rgba(21,57,99,.08)}
.secondary-search-card .eyebrow{margin-bottom:7px}
.secondary-search-card .search-results{top:146px}
@media(max-width:720px){.hero-department-panel{padding:20px}.secondary-search-card{margin-top:24px}.secondary-search-card .search-results{top:138px}}

/* Tıklanabilir ürün kapağı */
.product-image-link{position:relative;cursor:pointer;outline:0}
.product-image-link:focus-visible{box-shadow:inset 0 0 0 3px var(--blue)}
.product-image-link img{transition:transform .2s ease}
.product-image-link:hover img,.product-image-link:focus-visible img{transform:scale(1.035)}
.image-inspect{position:absolute;right:10px;bottom:10px;padding:5px 9px;border-radius:999px;background:rgba(21,57,99,.92);color:#fff;font-size:11px;font-weight:900;opacity:0;transform:translateY(4px);transition:.18s}
.product-image-link:hover .image-inspect,.product-image-link:focus-visible .image-inspect{opacity:1;transform:none}

/* Reklam/ölçüm çerezleri */
.cookie-consent{position:fixed;left:20px;right:20px;bottom:20px;z-index:240;display:flex;align-items:center;justify-content:space-between;gap:22px;width:min(920px,calc(100% - 40px));margin:auto;padding:18px 20px;border:1px solid #c9d6e5;border-radius:17px;background:#fff;box-shadow:0 22px 65px rgba(8,28,52,.24)}
.cookie-consent[hidden]{display:none}.cookie-consent strong{display:block;color:var(--navy)}.cookie-consent p{margin:4px 0 0;color:var(--muted);font-size:13px}.cookie-consent p a{color:var(--blue);font-weight:800;text-decoration:underline}.cookie-actions{display:flex;flex:0 0 auto;gap:8px}.cookie-actions button{padding:0 17px;border:1px solid var(--line)}
.cookie-settings{position:fixed;left:12px;bottom:10px;z-index:90;border:1px solid #cad6e4;border-radius:999px;background:rgba(255,255,255,.94);color:#4f5e73;padding:7px 10px;font-size:11px;cursor:pointer;box-shadow:0 5px 18px rgba(20,40,70,.1)}
@media(max-width:720px){.cookie-consent{left:12px;right:12px;bottom:12px;width:calc(100% - 24px);align-items:stretch;flex-direction:column}.cookie-actions{display:grid;grid-template-columns:1fr 1fr}.image-inspect{opacity:1;transform:none}}

/* Arama motorlarının okuyabildiği kalıcı ürün ayrıntı sayfası */
.product-page-shell{width:min(1040px,calc(100% - 40px));margin:28px auto 75px}.breadcrumbs{display:flex;align-items:center;gap:8px;overflow:hidden;margin-bottom:18px;color:var(--muted);font-size:13px;white-space:nowrap}.breadcrumbs a{color:var(--blue);font-weight:800}.breadcrumbs strong{overflow:hidden;text-overflow:ellipsis}.product-detail-page{display:grid;grid-template-columns:.82fr 1.18fr;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:var(--shadow)}.product-detail-page .modal-copy h1{font-size:30px;line-height:1.15;margin:8px 0 13px}.product-detail-page .modal-copy form .add-button{width:100%;min-height:50px}.product-detail-page .product-detail-full{grid-column:1/-1}.product-added{border:1px solid #bde8cb;background:#e9f9ef;color:#246541}.product-added a{text-decoration:underline;font-weight:850}
@media(max-width:720px){.product-page-shell{width:min(100% - 24px,1040px);margin-top:18px}.product-detail-page{grid-template-columns:1fr}.product-detail-page .modal-copy{padding:28px 22px}.breadcrumbs span:nth-of-type(2),.breadcrumbs span:nth-of-type(3){display:none}}

/* WhatsApp PDF teslimatı ve sipariş sonrası yönlendirmeler */
.pdf-delivery-choice{margin-top:8px;border-color:#8bc9a4;background:#f0fbf5}.pdf-delivery-choice strong{color:#176b3c}.choice.choice-disabled{cursor:not-allowed;opacity:.5;background:#f4f5f7;border-color:#dfe4eb}.choice.choice-disabled:has(input:checked){background:#f4f5f7;border-color:#dfe4eb}.checkout-note{margin-top:12px;padding:12px 14px;border-radius:12px;font-size:13px}.checkout-note strong{display:block;margin-bottom:2px}.aras-card-note{border:1px solid #f0cf77;background:#fff8df;color:#74520a}.pdf-payment-note{border:1px solid #a9ddbd;background:#effbf4;color:#216b40}.receipt-warning{margin:18px 0;padding:18px;border:2px solid #efb11c;border-radius:15px;background:#fff7da;text-align:left}.receipt-warning strong{display:block;color:#704b00;font-size:18px}.receipt-warning p{margin:5px 0 13px;color:#715d32}.receipt-warning a{display:inline-flex;padding:11px 15px;border-radius:10px;background:#25d366;color:#fff;font-weight:900}.pdf-order-notice{display:flex;flex-direction:column;gap:3px;margin:18px 0;padding:15px;border:1px solid #a9ddbd;border-radius:13px;background:#effbf4;color:#216b40;text-align:left}.order-discount-line{color:#177140;font-weight:850}.order-next-actions{display:grid;gap:18px;margin:25px 0}.track-order-button{min-height:52px}.social-follow{padding:17px;border:1px solid var(--line);border-radius:14px;background:var(--soft)}.social-follow strong{display:block;margin-bottom:11px}.social-follow>div{display:flex;justify-content:center;gap:9px;flex-wrap:wrap}.social-follow a{padding:9px 12px;border-radius:9px;background:#fff;color:var(--blue);font-size:13px;font-weight:850;border:1px solid #cfdbe8}.result-back-button{padding:0 18px}
@media(max-width:720px){.social-follow>div{display:grid}.social-follow a{text-align:center}.receipt-warning a{display:flex;justify-content:center}}

/* Ürünü olmasa da görünen yarıyıl başlıkları */
.semester-heading-only .course-toggle{background:linear-gradient(100deg,#f6f1ff,#fff)}.semester-heading-only .course-meta{color:#796aa1}.semester-empty-source{grid-column:1/-1;margin:6px;padding:18px;border:1px dashed #bba9e8;border-radius:14px;background:#fff;color:#66558d;text-align:center;line-height:1.5}.semester-heading-only .course-initial{font-size:9px}

/* Üniversiteler arası ortak sepet yönlendirmesi */
.cross-school-cart{margin:0 0 14px;padding:12px 14px;border-radius:12px;background:#eef5ff;color:#44536a;font-size:.9rem;line-height:1.45}.cross-school-cart a{color:#174f93;font-weight:850;text-decoration:underline}