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input{flex:none;margin-top:6px}.payment-reason{white-space:pre-wrap;margin-block:16px}.library-section{margin-block:36px}.lecture-page{padding-block:40px 72px}.lecture-page-heading{max-width:760px;margin-bottom:32px}.lecture-page-heading h1{overflow-wrap:anywhere;margin-block:12px 16px;font-size:clamp(1.8rem,4vw,2.8rem)}.lecture-page-heading>p{margin-bottom:20px}.lecture-filters{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);flex-wrap:wrap;align-items:end;gap:16px;margin-bottom:32px;padding:24px;display:flex}.lecture-filters .input-field{flex:220px;min-width:0}.lecture-filters .input-field:nth-child(2){flex:0 220px}.lecture-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.lecture-card{flex-direction:column;padding:0;display:flex;overflow:hidden}.lecture-cover{aspect-ratio:16/10;background:var(--color-soft-blue);position:relative;overflow:hidden}.lecture-cover img{object-fit:cover}.lecture-cover-fallback{height:100%;font-family:var(--font-jakarta), var(--font-anek-bangla), sans-serif;color:var(--color-primary-dark);flex-direction:column;justify-content:center;align-items:center;font-size:56px;display:flex}.lecture-cover-fallback>span{font-size:13px}.lecture-card-body{flex-direction:column;flex:1;gap:12px;min-width:0;padding:24px;display:flex}.lecture-card h2{overflow-wrap:anywhere;font-size:1.25rem}.lecture-summary{color:var(--color-secondary);-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.lecture-meta{flex-wrap:wrap;align-items:center;gap:8px 12px;font-size:14px;display:flex}.lecture-page-count{font-size:14px}.lecture-card-bottom{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:8px;display:flex}.lecture-card-bottom 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(max-width:1023px){.lecture-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:767px){.lecture-detail-grid{grid-template-columns:minmax(0,1fr);gap:28px}.lecture-cover--large{width:100%;max-width:520px}.lecture-form-grid,.admin-lecture-row{grid-template-columns:minmax(0,1fr)}.admin-lecture-row .lecture-cover{width:100%;max-width:320px}}@media (max-width:639px){.lecture-page{padding-block:24px 48px}.lecture-grid{grid-template-columns:minmax(0,1fr)}.lecture-filters,.lecture-admin-form fieldset{padding:20px}.lecture-filters .input-field,.lecture-filters .input-field:nth-child(2){flex:100%}.reader-toolbar{padding:16px}.reader-page-controls{justify-content:space-between;width:100%}.preview-locked{padding:28px 20px}}.app-container{width:min(100% - 40px,1160px);margin-inline:auto}.section{padding-block:72px}.section-soft{background:var(--color-soft-blue);border-block:1px solid 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var(--color-border)}.books-grid{align-items:center;gap:36px;display:grid}.book-stage{background:var(--color-canvas);border:1px solid var(--color-border);border-radius:var(--radius-major);justify-content:center;align-items:center;min-height:354px;padding:32px;display:flex}.book-placeholder{background:var(--color-primary-dark);width:205px;min-height:285px;box-shadow:8px 8px 0 var(--color-border);border-radius:3px 8px 8px 3px;display:flex}.book-spine{border-right:1px solid #ffffff40;flex-shrink:0;width:12px}@supports (color:color-mix(in lab, red, red)){.book-spine{border-right:1px solid color-mix(in srgb, var(--color-surface) 25%, transparent)}}.book-cover{color:var(--color-surface);flex-direction:column;align-items:start;gap:14px;padding:22px;display:flex}.book-cover>p:first-child{font-family:var(--font-jakarta), var(--font-anek-bangla), sans-serif;letter-spacing:1px;font-size:10px;line-height:1.6}.book-cover-rule{background:var(--color-accent);width:32px;height:2px}.book-cover 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.button{background:var(--color-surface);color:var(--color-primary-dark);flex-shrink:0}.final-cta .button:hover{background:var(--color-soft-blue)}.final-cta .button:focus-visible{outline-color:var(--color-accent)}.site-footer{border-top:1px solid var(--color-border);background:var(--color-surface);padding-block:48px 24px}.footer-grid{gap:32px;display:grid}.footer-grid h2{font-family:var(--font-bengali-body), sans-serif;margin-bottom:16px;font-size:16px;font-weight:600}.footer-grid p{color:var(--color-secondary);font-size:14px}.footer-brand>p{margin-top:20px}.footer-grid nav a{width:fit-content;min-height:44px;color:var(--color-secondary);padding-block:6px;font-size:15px;display:block}.footer-grid a:hover{color:var(--color-primary)}.footer-grid .footer-instructor{color:var(--color-navy);margin-bottom:8px;font-weight:500}.footer-about{min-height:44px;color:var(--color-primary);align-items:center;margin-top:8px;font-size:14px;display:inline-flex}.footer-bottom{border-top:1px solid var(--color-border);color:var(--color-secondary);flex-direction:column;gap:12px;margin-top:32px;padding-top:24px;font-size:12px;display:flex}.placeholder-page{min-height:65vh;padding-block:48px 72px}.page-intro{max-width:650px;margin-bottom:32px}.page-intro h1{font-size:clamp(2rem,4vw,3rem)}.page-intro>p:not(.eyebrow){color:var(--color-secondary);margin-block:16px}.empty-state{text-align:center;border:1px dashed var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);flex-direction:column;align-items:center;gap:18px;padding:44px 24px;display:flex}.empty-state h2{font-size:22px}.empty-state>p{max-width:520px;color:var(--color-secondary)}.input-field{gap:8px;display:grid}.input-field>label{font-size:15px;font-weight:500}.input{border:1px solid var(--color-border);border-radius:var(--radius-control);background:var(--color-surface);width:100%;min-height:48px;color:var(--color-navy);transition:border-color var(--motion-duration) var(--motion-easing);padding:10px 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dt{color:var(--color-secondary);font-size:13px}.about-details dd{margin:2px 0 0;font-weight:500}.admin-header{border-bottom:1px solid var(--color-border);background:var(--color-surface);padding-block:20px}.admin-header>div{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.admin-page{padding-block:48px 72px}.admin-page h1{font-size:32px}.admin-page>p{color:var(--color-secondary);margin-block:16px 32px}.admin-page .notice{margin-bottom:24px}.recovery-page{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:24px;min-height:70vh;padding-block:60px;display:flex}.recovery-page>p{color:var(--color-secondary);max-width:520px}.auth-page{max-width:560px;min-height:65vh;padding-block:48px 72px}.auth-intro{text-align:center;margin-bottom:28px}.auth-intro .icon-tile{margin-bottom:20px}.auth-intro h1{font-size:clamp(1.85rem,4vw,2.5rem)}.auth-intro>p:last-child{color:var(--color-secondary);margin-top:16px}.auth-card,.profile-card{padding:24px}.auth-form,.auth-form fieldset{gap:20px;min-width:0;display:grid}.auth-form fieldset{border:0;margin:0;padding:0}.auth-submit{width:100%;margin-top:4px}.auth-switch,.auth-form-note{color:var(--color-secondary);font-size:15px;line-height:1.8}.auth-switch{text-align:center}.auth-switch a{color:var(--color-primary);min-height:44px;padding-block:8px;display:inline-block}.form-feedback{border-radius:var(--radius-control);border:1px solid var(--color-border);background:var(--color-canvas);overflow-wrap:anywhere;padding:12px 16px;font-size:15px}.form-feedback--error{color:var(--color-error);border-color:var(--color-error)}.form-feedback--success{color:var(--color-primary-dark);background:var(--color-soft-blue)}.auth-card>.form-feedback{margin-bottom:20px}.profile-page{max-width:760px;padding-block:48px 72px}.profile-card{max-width:600px}.desktop-account{display:none}.account-guest{align-items:center;gap:16px;display:flex}.mobile-account{margin-top:20px}.mobile-account .account-guest{justify-content:space-between}.account-menu{font-size:15px;position:relative}.account-menu>summary{border:1px solid var(--color-border);border-radius:var(--radius-control);cursor:pointer;background:var(--color-surface);align-items:center;gap:8px;min-height:44px;padding:8px 12px;list-style:none;display:flex}.account-menu>summary::-webkit-details-marker{display:none}.account-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);min-width:220px;max-width:280px;box-shadow:var(--shadow-soft);margin-top:8px;padding:16px}.account-name{overflow-wrap:anywhere;border-bottom:1px solid var(--color-border);padding-bottom:12px;font-weight:600}.account-panel nav a{align-items:center;min-height:44px;padding-block:8px;display:flex}.account-panel nav a:hover{color:var(--color-primary)}.logout-form .button{font-size:15px}.logout-form .form-feedback{margin-top:8px;font-size:14px}.admin-account{flex-wrap:wrap;align-items:center;gap:16px;display:flex}}@layer utilities{.collapse{visibility:collapse}.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.isolate{isolation:isolate}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.shrink{flex-shrink:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.gap-5{gap:calc(var(--spacing) * 5)}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.text-primary{color:var(--color-primary)}.lowercase{text-transform:lowercase}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) 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(min-width:48rem){.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}}.book-catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem;display:grid}.book-card{min-width:0;padding:0;overflow:hidden}.book-card h2{overflow-wrap:anywhere;font-size:1.25rem}.book-cover{aspect-ratio:3/4;background:var(--color-soft-blue);position:relative;overflow:hidden}.book-cover-fallback{height:100%;color:var(--color-primary-dark);text-align:center;flex-direction:column;justify-content:center;gap:1.5rem;padding:2rem;display:flex}.book-cover-fallback strong{font-size:1.5rem}.book-detail{grid-template-columns:minmax(0,320px) minmax(0,1fr);align-items:start;gap:2.5rem;margin-top:2rem;display:grid}.book-description{white-space:pre-wrap;overflow-wrap:anywhere}.book-admin-cover{max-width:220px;margin-bottom:2rem}.book-preview-action{margin-block:1.5rem}.admin-navigation{flex-basis:100%;min-width:0}.admin-page .button:lang(en),.admin-page .badge:lang(en),.lecture-page .status-badge:lang(en){font-family:var(--font-inter), var(--font-anek-bangla), sans-serif}.admin-list-filters{grid-template-columns:repeat(3,minmax(0,1fr));align-items:start;display:grid}.admin-list-filters .input-field{width:100%;min-width:0}@media (max-width:640px){.admin-list-filters{grid-template-columns:minmax(0,1fr)}}.admin-navigation ul{grid-template-columns:repeat(7,minmax(0,1fr));gap:.5rem;margin:0;padding:0;list-style:none;display:grid}.admin-navigation a{border:1px solid var(--color-border);border-radius:var(--radius-control);overflow-wrap:anywhere;flex-direction:column;justify-content:center;min-height:48px;padding:.6rem .75rem;font-size:.875rem;line-height:1.5;display:flex}.admin-navigation a>span:last-child{color:var(--color-secondary);font-size:.75rem}.admin-navigation a[aria-current=page]{background:var(--color-soft-blue);border-color:var(--color-primary);color:var(--color-primary-dark);font-weight:600}.dashboard-heading{flex-wrap:wrap;justify-content:space-between;align-items:start;gap:1.5rem;margin-bottom:2rem;display:flex}.dashboard-heading h1{margin-bottom:.75rem}.dashboard-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-block:2rem;display:grid}.dashboard-stat{overflow-wrap:anywhere;gap:.75rem;min-width:0;padding:1.5rem;display:grid}.dashboard-stat strong{font-family:var(--font-jakarta), var(--font-anek-bangla), sans-serif;color:var(--color-primary-dark);font-size:2rem}.dashboard-actions{border-left:4px solid var(--color-primary);padding:1.5rem}.dashboard-actions h2,.dashboard-quick-actions h2,.dashboard-recent h2{margin-bottom:1rem;font-size:1.25rem}.dashboard-actions ul{gap:.75rem;margin:1rem 0;padding:0;list-style:none;display:grid}.dashboard-actions li{border-bottom:1px solid var(--color-border);flex-wrap:wrap;justify-content:space-between;gap:.5rem 1rem;padding:.75rem 0;display:flex}.dashboard-actions li a{color:var(--color-primary);font-weight:600}.dashboard-setting-warning{background:var(--color-soft-blue);border-radius:var(--radius-control);gap:.75rem;margin-top:1rem;padding:1rem;display:grid}.dashboard-setting-warning .button{justify-self:start}.dashboard-quick-actions{margin-block:2.5rem}.dashboard-recent-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;display:grid}.dashboard-recent{overflow-wrap:anywhere;min-width:0;padding:1.5rem}.dashboard-recent ul{margin:0;padding:0;list-style:none}.dashboard-recent li{border-bottom:1px solid var(--color-border);flex-direction:column;align-items:start;gap:.4rem;padding-block:1rem;display:flex}.dashboard-recent li>a{color:var(--color-primary);font-weight:600}.dashboard-recent time{color:var(--color-secondary);font-size:.875rem}@media (max-width:1024px){.admin-navigation ul{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (max-width:640px){.admin-navigation ul{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-stats,.dashboard-recent-grid{grid-template-columns:minmax(0,1fr)}}.order-price-breakdown{border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-soft-blue);padding:1.25rem}.order-price-breakdown h2{margin-bottom:1rem;font-size:1.125rem}.order-price-breakdown dl{gap:.75rem;display:grid}.order-price-breakdown dl>div{justify-content:space-between;align-items:baseline;gap:1rem;display:flex}.order-price-breakdown dt{min-width:0}.order-price-breakdown dd{text-align:right;flex-shrink:0;font-weight:600}.order-price-total{border-top:1px solid var(--color-border);color:var(--color-primary-dark);padding-top:.75rem;font-weight:700}@media (max-width:480px){.order-price-breakdown dl>div{flex-direction:column;gap:.25rem}.order-price-breakdown dd{text-align:left}}.order-items{gap:1rem;margin:1.5rem 0;padding:0;list-style:none;display:grid}.order-items li{overflow-wrap:anywhere;gap:.35rem;display:grid}.order-filters{flex-wrap:wrap;gap:.75rem;margin-bottom:1.5rem;display:flex}.order-filters a{background:var(--color-soft-blue);border-radius:.5rem;padding:.5rem .75rem}.order-filters a[aria-current=page]{background:var(--color-primary-dark);color:var(--color-surface)}@media (max-width:1024px){.book-catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:640px){.book-catalog-grid,.book-detail{grid-template-columns:minmax(0,1fr)}.book-detail>.book-cover{width:100%;max-width:320px;margin-inline:auto}}:root{--motion-duration:.2s;--motion-easing:cubic-bezier(.16, 1, .3, 1);--primary-gradient:linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);--shadow-soft:0 4px 16px #0f172a0a}@supports (color:color-mix(in lab, red, red)){:root{--shadow-soft:0 4px 16px color-mix(in srgb, var(--color-navy) 4%, transparent)}}@media (min-width:640px){.app-container{width:min(100% - 64px,1160px)}.hero{padding-block:64px}.teacher-panel{max-width:400px;padding:24px}.instructor-portrait--hero{width:100%}.instructor-portrait--identity{width:88px}.instructor-portrait--about{width:112px}.steps-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.footer-grid{grid-template-columns:1.5fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}.footer-bottom{flex-direction:row;justify-content:space-between}.final-cta{padding:40px}}@media (max-width:399px){.hero h1{font-size:2.1rem}.teacher-caption{text-align:left}.caption-line{margin-left:0}.brand .brand-logo--full{width:208px}.brand-tagline{padding-left:48px}.navbar{gap:12px}}@media (min-width:768px){.section{padding-block:88px}.authority-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.authority-grid>div{border-bottom:none;padding-block:28px}.authority-grid>div+div{padding-left:24px}.authority-grid strong{font-size:15px}.why-grid,.books-grid{grid-template-columns:1fr 1fr;gap:56px}.about-details{grid-template-columns:1fr 1fr}}@media (min-width:1024px){.desktop-navigation{display:flex}.desktop-login{display:inline-flex}.menu-toggle,.mobile-navigation{display:none}.navbar{gap:20px}.hero-grid{grid-template-columns:1.2fr .9fr;gap:64px}.hero{padding-block:72px 80px}.hero-description{font-size:19px}.teacher-panel-bottom h2{font-size:30px}.authority-grid>div+div{padding-left:48px}.book-stage{min-height:400px}.final-cta{flex-direction:row;align-items:center;padding:48px 56px}.footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:64px}.footer-grid>div:last-child{grid-column:auto}.placeholder-page{padding-top:64px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:0s!important;animation-duration:0s!important}}@media (min-width:640px){.auth-card,.profile-card{padding:32px}}@media (min-width:1024px){.desktop-account{display:block}.desktop-account .account-panel{z-index:30;position:absolute;right:0}.desktop-navigation{gap:18px}.account-guest{gap:12px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}
:root{--space-page:clamp(24px, 4vw, 48px);--reading-width:72ch}body,.button,.badge{font-family:var(--font-inter),var(--font-bengali-body),sans-serif}.lecture-page,.admin-page{padding-block:var(--space-page) 64px}.lecture-page-heading{max-width:none;margin-bottom:28px}.lecture-page-heading h1{margin-block:8px 12px;font-size:clamp(1.8rem,3.4vw,2.75rem)}.lecture-admin-form h2{font-family:var(--font-jakarta),var(--font-bengali-serif),serif}.profile-page{max-width:960px}.profile-page .profile-card{max-width:620px}.profile-password-card{margin-top:24px}.profile-password-heading{margin-bottom:24px}.profile-password-heading h2{margin-block:8px 12px;font-size:1.4rem}.profile-password-heading>p:last-child{color:var(--color-secondary);font-size:15px}.profile-password-control{position:relative}.profile-password-control .input{padding-right:80px}.profile-password-visibility{inset-block:2px;border-radius:var(--radius-control);min-width:68px;color:var(--color-primary-dark);font:inherit;cursor:pointer;background:0 0;border:0;padding-inline:10px;font-size:14px;position:absolute;right:2px}.profile-password-visibility:disabled{cursor:not-allowed;opacity:.6}@media (hover:hover) and (pointer:fine){.profile-password-visibility:hover:not(:disabled){background:var(--color-soft-blue)}}.page-header{border-bottom:1px solid var(--color-border);padding-bottom:24px}.page-header-row{justify-content:space-between;align-items:flex-end;gap:24px;display:flex}.page-header-copy{max-width:var(--reading-width);min-width:0}.page-description{color:var(--color-secondary);max-width:64ch}.page-header-action{flex-shrink:0}.page-back{margin:0 0 16px -12px}.card{box-shadow:none}.button{transition:background-color .2s,border-color .2s,color .2s,box-shadow .2s,transform 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sans-serif;min-height:48px;font-size:16px}textarea.input{resize:vertical;line-height:1.7}.input:focus-visible{outline-offset:2px}.input-description{font-size:14px;line-height:1.7}.notice{border:1px solid var(--color-border);border-left:3px solid var(--color-primary);border-radius:var(--radius-control);background:var(--color-soft-blue);margin-block:20px;padding:18px 20px}.notice>strong{margin-bottom:6px;display:block}.notice--warning{border-left-color:var(--color-pending);background:var(--color-surface)}.notice--success{border-left-color:var(--color-approved);background:var(--color-surface)}.notice--error{border-left-color:var(--color-error);background:var(--color-surface)}.empty-state{border:1px dashed var(--color-border);background:var(--color-surface);border-radius:var(--radius-card);padding:clamp(28px,5vw,48px)}.empty-state h2{font-size:1.35rem}.empty-state>p{max-width:50ch;margin-inline:auto}.status-badge,.badge{border:1px solid var(--color-border);background:var(--color-surface);min-height:28px;padding:4px 10px;font-size:12px}.status-badge--pending{background:var(--color-canvas)}.status-badge--approved{border-color:color-mix(in srgb, var(--color-approved) 30%, var(--color-border))}.status-badge--error{border-color:color-mix(in srgb, var(--color-error) 25%, var(--color-border))}.site-header{position:relative}.navbar{min-height:80px}.nav-link{font-size:16px}.account-authenticated{align-items:center;gap:8px;display:flex}.account-menu>summary{gap:10px}.account-menu-chevron{border-bottom:1.5px solid;border-right:1.5px solid;flex:0 0 7px;width:7px;height:7px;margin:-4px 1px 0 2px;transition:transform .16s,margin .16s;transform:rotate(45deg)}.account-menu[open]>summary .account-menu-chevron{margin-top:4px;transform:rotate(225deg)}.account-menu>summary:hover{border-color:var(--color-primary)}.account-menu>summary:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.account-panel--mobile{width:100%;box-shadow:none;background:0 0;border:0;padding:0;position:static}.mobile-account-links{border-top:1px solid var(--color-border);margin-top:12px;padding-top:20px}.mobile-account-links .eyebrow{margin-bottom:12px}.mobile-account-links .account-name{font-size:16px}.mobile-navigation{max-height:calc(100dvh - 80px);overflow-y:auto}.hero{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding-block:clamp(36px,6vw,72px)}.hero-grid{align-items:center;gap:48px}.hero h1{font-size:clamp(2.15rem,4.7vw,4.25rem);line-height:1.5}.hero-description{max-width:54ch;margin-block:24px;font-size:18px}.hero-actions{gap:12px}.hero-note{margin-top:20px}.teacher-panel{background:var(--color-canvas);border:1px solid var(--color-border);box-shadow:none;border-radius:var(--radius-major);justify-self:end;max-width:380px;padding:16px}.teacher-panel .instructor-portrait{border-radius:var(--radius-card)}.teacher-panel-details{padding:16px 4px 0}.teacher-panel-bottom h2{font-size:1.6rem}.teacher-caption{font-size:13px}.section{padding-block:clamp(48px,6vw,80px)}.section-heading{margin-bottom:32px}.authority-strip{background:var(--color-canvas)}.lecture-grid,.book-catalog-grid{gap:24px}.lecture-card,.book-card{box-shadow:none;transition:border-color .2s var(--motion-easing), box-shadow .2s var(--motion-easing), transform .2s var(--motion-easing);border:1px solid var(--color-border)}.lecture-cover{aspect-ratio:16/9}.lecture-cover-fallback{background:var(--color-soft-blue);align-items:flex-start;padding:24px;font-size:48px}.lecture-cover-fallback>span{letter-spacing:.06em;text-transform:uppercase;font-size:11px}.lecture-card-body{gap:12px;padding:22px}.lecture-card h2,.book-card h2{font-size:1.2rem;line-height:1.5}.lecture-meta{color:var(--color-secondary)}.lecture-card-bottom{border-top:1px solid var(--color-subtle-border);padding-top:16px}.catalog-price{gap:2px;display:grid}.catalog-price span{color:var(--color-secondary);font-size:12px}.catalog-price strong{color:var(--color-navy);font-size:1.2rem}.lecture-filters{box-shadow:none;gap:16px;padding:18px 20px}.book-card .book-cover{aspect-ratio:4/3;background:var(--color-canvas);padding:24px}.book-card .book-cover img{object-fit:contain;padding:22px}.book-cover-fallback{background:var(--color-soft-blue);border-left:6px solid var(--color-primary-dark);width:76%;box-shadow:5px 5px 0 var(--color-border);border-radius:2px;gap:16px;margin:auto;padding:24px 16px}.book-cover-fallback strong{font-size:1.25rem;line-height:1.5}.book-cover-fallback>span{letter-spacing:.04em;font-size:11px}.book-card .lecture-card-body>strong{font-size:1.3rem}.book-card .lecture-card-body>p:last-of-type{color:var(--color-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:15px;display:-webkit-box;overflow:hidden}.books-editorial-intro{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.books-editorial-mark{border-left:4px solid var(--color-primary);background:var(--color-canvas);padding:32px}.books-editorial-mark h3{margin-block:16px;font-size:2rem}.lecture-detail-grid{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px}.access-journey{grid-template-columns:1fr 1fr;gap:16px;width:100%;margin-top:8px;display:grid}.access-journey>div{border:1px solid var(--color-border);border-radius:var(--radius-control);padding:18px}.access-journey strong{margin-bottom:8px;display:block}.access-journey p{margin-bottom:16px;font-size:15px}.lecture-description{border-top:1px solid var(--color-border);max-width:var(--reading-width);padding-top:32px}.learning-navigation{border-bottom:1px solid var(--color-border);gap:24px;margin-bottom:32px;display:flex;overflow-x:auto}.learning-navigation a{white-space:nowrap;border-bottom:2px solid #0000;min-height:48px;padding:12px 0;font-size:14px}.learning-navigation a[aria-current=page]{color:var(--color-primary-dark);border-bottom-color:var(--color-primary);font-weight:600}.library-section{margin-block:32px 40px}.library-section-heading{align-items:center;gap:12px;margin-bottom:16px;display:flex}.library-section-heading h2{font-size:1.4rem}.library-section-heading .library-count{border:1px solid var(--color-border);border-radius:20px;padding:1px 9px;font-size:13px}.library-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.library-reading-card{padding:0;overflow:hidden}.library-reading-card .lecture-cover{aspect-ratio:2}.library-reading-card h3{margin-bottom:12px}.library-card-copy{padding:22px}.library-card-copy .button{width:100%;margin-top:12px}.library-card-copy .lecture-meta{margin-bottom:10px}.library-secondary{grid-template-columns:1fr 1fr;gap:32px;display:grid}.library-activity{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);margin-top:12px;padding:20px}.library-activity h3{font-family:var(--font-jakarta),var(--font-bengali-body),sans-serif;margin-bottom:12px;font-size:1.05rem}.library-activity p{margin-block:12px;font-size:15px}.library-activity .button{margin-top:4px}.payment-page{max-width:960px}.payment-card{box-shadow:none;padding:24px}.payment-card h2{font-size:1.15rem}.payment-record-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px;display:flex}.payment-record-header h2{max-width:50ch;margin-bottom:0}.payment-record .payment-facts{margin-block:16px}.payment-form h2{font-size:1.35rem}.payment-destination{border-left:3px solid var(--color-primary);border-radius:var(--radius-control);background:var(--color-soft-blue)}.payment-form>[role=alert],.lecture-admin-form>[role=alert]{border-left:3px solid var(--color-error);background:var(--color-canvas);border-radius:var(--radius-control);padding:14px 18px}.payment-facts{grid-template-columns:minmax(110px,160px) minmax(0,1fr);font-size:15px}.payment-facts dt{color:var(--color-secondary);font-weight:500}.payment-facts dd{overflow-wrap:anywhere}.operational-reference{border-top:1px solid var(--color-border);color:var(--color-secondary);margin-top:18px;padding-top:14px;font-size:13px}.operational-reference summary{cursor:pointer;align-items:center;min-height:44px;display:flex}.checkout-layout{grid-template-columns:minmax(0,1.5fr) minmax(280px,.8fr);align-items:start;gap:32px;display:grid}.checkout-layout .checkout-fields{gap:24px;display:grid}.checkout-summary{min-width:0;position:sticky;top:24px}.checkout-summary .button{width:100%;margin-top:16px}.checkout-summary>p{margin-block:16px;font-size:14px}.order-price-breakdown{background:var(--color-surface);padding:24px}.order-price-breakdown dl>div{flex-direction:row;justify-content:space-between;align-items:baseline;display:flex}.order-price-breakdown dt{font-size:14px}.order-price-total dd{font-size:1.3rem}.order-summary-card{gap:16px;display:grid}.order-summary-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.order-summary-header h2{margin:0;font-size:1rem}.order-summary-body{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:20px;display:grid}.order-summary-items{margin:0;padding:0;list-style:none}.order-summary-items li{gap:6px;display:grid}.order-summary-items span,.order-summary-meta{color:var(--color-secondary);font-size:14px}.order-summary-total{text-align:right}.order-summary-total strong{font-size:1.25rem;display:block}.order-summary-footer{border-top:1px solid var(--color-border);justify-content:space-between;align-items:center;gap:16px;padding-top:16px;display:flex}.order-filters{background:0 0;border:0;gap:8px;padding:0}.order-filters a{border:1px solid var(--color-border);background:var(--color-surface);min-height:44px;font:13px var(--font-inter),var(--font-bengali-body),sans-serif;align-items:center;display:flex}.order-filters a[aria-current=page]{background:var(--color-navy);border-color:var(--color-navy)}.order-progress{grid-template-columns:repeat(6,1fr);gap:8px;margin:24px 0;padding:0;list-style:none;display:grid}.order-progress li{border-top:3px solid var(--color-border);color:var(--color-secondary);padding-top:10px;font-size:12px}.order-progress li[aria-current=step],.order-progress .is-complete{border-top-color:var(--color-primary);color:var(--color-primary-dark)}.order-progress li[aria-current=step]{font-weight:700}.order-progress span{margin-bottom:5px;display:block}.preview-page{max-width:1120px}.preview-page .lecture-page-heading{margin-bottom:20px}.preview-page .lecture-page-heading h1{font-size:clamp(1.4rem,2.6vw,2rem)}.preview-reader{border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden}.reader-toolbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);gap:16px;padding:16px 20px}.reader-frame{background:var(--color-canvas);min-height:65vh;padding:24px}.reader-frame canvas{box-shadow:var(--shadow-soft);max-width:100%;margin-inline:auto}.auth-page{grid-template-columns:minmax(0,.9fr) minmax(0,1fr);align-items:center;gap:64px;max-width:1080px;min-height:70vh;padding-block:64px;display:grid}.auth-intro{text-align:left;margin:0}.auth-intro h1{max-width:14ch;line-height:1.65}.auth-intro .icon-tile{display:none}.auth-context{border-top:1px solid var(--color-border);margin-top:32px;padding-top:24px}.auth-context p{font-size:14px}.auth-card{border-radius:var(--radius-card);box-shadow:var(--shadow-soft);padding:32px}.workspace-shell 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a{min-height:36px;color:var(--color-primary-dark);align-items:center;font-size:13px;font-weight:600;display:flex}@media (max-width:900px){.workspace-shell .admin-header>.app-container{position:relative}.admin-notifications{position:static}.notification-panel{width:auto;max-height:65dvh;left:20px;right:20px}}.workspace-body{grid-template-columns:minmax(0,232px) minmax(0,1fr);min-height:calc(100vh - 80px);transition:grid-template-columns .18s ease-out;display:grid}.workspace-sidebar{background:var(--color-surface);border-right:1px solid var(--color-border);padding:28px 16px}.workspace-sidebar-heading{justify-content:space-between;align-items:center;gap:8px;margin-bottom:24px;display:flex}.workspace-label{letter-spacing:.12em;color:var(--color-secondary);margin-bottom:0;padding-inline:12px;font-size:10px}.workspace-collapse-toggle{flex:0 0 36px;place-items:center;width:36px;min-height:36px;padding:0;display:grid}.workspace-main{min-width:0}.workspace-main>.app-container{width:100%;max-width:1280px;padding-inline:clamp(20px,3vw,40px)}.workspace-nav-group{margin-bottom:24px}.workspace-nav-group>p{text-transform:uppercase;letter-spacing:.1em;color:var(--color-secondary);margin-bottom:8px;padding-inline:12px;font-size:10px}.workspace-label:lang(bn),.workspace-nav-group>p:lang(bn){letter-spacing:normal;text-transform:none}.workspace-shell .admin-navigation ul{grid-template-columns:minmax(0,1fr);gap:4px;display:grid}.workspace-shell .admin-navigation a{border-radius:var(--radius-control);border:1px solid #0000;flex-direction:row;justify-content:space-between;align-items:center;min-height:44px;padding:10px 12px}.workspace-shell .admin-navigation a>span:last-child{font-size:11px}.workspace-shell .admin-navigation a[aria-current=page]{background:var(--color-soft-blue);color:var(--color-primary-dark);box-shadow:inset 3px 0 0 var(--color-primary);border-color:#0000}.workspace-menu-toggle{display:none}.workspace-public-link{margin-top:16px}.workspace-public-link-icon,.admin-navigation-icon{display:none}.dashboard-heading{margin-bottom:28px}.dashboard-heading h1{font-size:clamp(1.65rem,3vw,2.4rem)}.dashboard-actions{background:var(--color-surface);border-radius:var(--radius-card);padding:24px}.dashboard-actions ul{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 32px}.dashboard-actions li span{font-family:var(--font-jakarta),var(--font-bengali-body),sans-serif;font-size:1.15rem;font-weight:700}.dashboard-stats{border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);grid-template-columns:repeat(3,minmax(0,1fr));gap:0;overflow:hidden}.dashboard-stat{border:0;border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border);border-radius:0;gap:10px;padding:20px}.dashboard-stat 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.admin-lecture-info{gap:8px}.workspace-main .admin-lecture-info h2{font-family:var(--font-jakarta),var(--font-bengali-serif),serif;font-size:1.15rem}.workspace-main .admin-lecture-info>p{font-size:14px}.lecture-admin-form{gap:24px;max-width:none;display:grid}.lecture-admin-form fieldset{border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);gap:20px;min-width:0;margin:0;padding:24px;display:grid}.lecture-admin-form legend{color:var(--color-navy);padding:0 8px;font-size:16px;font-weight:600}.lecture-form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.editor-outline{border-bottom:1px solid var(--color-border);flex-wrap:wrap;gap:16px;margin-bottom:24px;padding:16px 0;font-size:13px;display:flex}.editor-outline a{color:var(--color-primary-dark);align-items:center;min-height:44px;display:inline-flex}.editor-publication{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);margin-top:24px;padding:24px}.editor-publication h2{margin-bottom:12px;font-size:1.2rem}.settings-list{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:24px;display:grid}.settings-list .payment-card{margin:0}.settings-form-header{justify-content:space-between;align-items:center;gap:12px;display:flex}.settings-form-header h2{overflow-wrap:anywhere;min-width:0;margin:0}.settings-form-header .badge{white-space:nowrap;flex-shrink:0}.settings-feedback{border-left:3px solid var(--color-approved);background:var(--color-canvas);border-radius:var(--radius-control);padding:14px 16px;font-size:14px}.settings-list .payment-setting-editor{overflow-wrap:anywhere}.order-summary{gap:16px;display:grid}.order-summary .order-items{margin:0;padding:0;list-style:none}.order-summary .order-items li{gap:6px;display:grid}.order-summary .order-items 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