/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after{--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000}::backdrop{--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.start{inset-inline-start:var(--spacing)}.inline{display:inline}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}}:root{--ink:#352d2c;--muted:#887876;--rose:#cf8f91;--rose-dark:#a95e63;--blush:#f8e8e4;--paper:#fff9f7;--line:#ecd8d3}.mark{width:136px;height:136px;box-shadow:none;background:0 0;border:0;border-radius:0;margin-bottom:24px;overflow:visible}.mark img{object-fit:contain;mix-blend-mode:normal;filter:drop-shadow(0 12px 22px #86333d14);width:100%;max-width:100%;height:100%}.brand strong{font-family:var(--font-geist-sans),Arial,sans-serif;letter-spacing:.24em;color:#493335;margin-right:-.24em;font-size:34px;font-weight:300;line-height:1}.brand strong span{color:#a94e57;font-weight:500}.welcome{background:radial-gradient(circle at 69% 14%,#fffffff2 0 6%,#0000 33%),linear-gradient(145deg,#fffaf8,#fbf0ed 55%,#f7e6e3)}.welcome:before{z-index:4;pointer-events:none;border-color:#a4545947}.welcome section{z-index:2}.welcome .eyebrow{color:#8f5559;animation:.72s .58s both splash-copy}.welcome .brand{animation:none}.welcome .brand .mark{animation:.95s cubic-bezier(.2,.8,.2,1) .78s both splash-logo}.welcome .brand strong{animation:.78s 1.12s both splash-copy}.welcome .lead{font-family:var(--font-geist-sans),Arial,sans-serif;letter-spacing:.14em;text-transform:uppercase;color:#76595a;margin:30px auto 20px;font-size:14px;font-style:normal;font-weight:400;animation:.76s 1.42s both splash-copy}.welcome footer{z-index:2;animation:.7s 1.9s both splash-copy}.splash{cursor:pointer;animation:.62s cubic-bezier(.7,0,1,1) 3.38s both splash-out}.splash section{position:relative}.splash-flower{z-index:1;pointer-events:none;opacity:0;will-change:opacity,transform;filter:drop-shadow(0 18px 36px #9f575e12);position:absolute}.splash-flower img{object-fit:contain;opacity:.63;will-change:transform;width:100%;height:100%;animation:3.4s ease-in-out 1.15s infinite alternate flower-breathe;display:block}.flower-top{aspect-ratio:1;transform-origin:46% 47%;width:clamp(390px,49vw,690px);animation:1.2s cubic-bezier(.16,.8,.24,1) both flower-top-in;top:clamp(-250px,-17vw,-125px);left:clamp(-260px,-15vw,-135px)}.flower-bottom{aspect-ratio:1;transform-origin:52% 53%;width:clamp(330px,41vw,580px);animation:1.25s cubic-bezier(.16,.8,.24,1) .12s both flower-bottom-in;bottom:clamp(-230px,-15vw,-120px);right:clamp(-220px,-12vw,-105px)}.splash-glow{filter:blur(32px);background:#ffffff6b;border-radius:50%;width:340px;height:340px;animation:2.3s ease-in-out both glow;position:absolute}.splash-line{background:#a95e63;width:0;height:1px;margin:26px auto 0;animation:.72s ease-out 1.68s forwards line-grow}.skip{color:#8c6868;letter-spacing:.12em;text-transform:uppercase;z-index:2;background:0 0;border:0;font-size:10px;position:absolute;bottom:36px;right:42px}.auth{animation:.65s cubic-bezier(.2,.75,.2,1) both auth-in}.auth-art{background:linear-gradient(150deg,#efc9c6,#fae9e5)}.auth-art .mark{width:108px;height:108px}.compact .mark{background:0 0;border:0;width:52px;height:52px;margin:0 auto 38px}.compact .mark img{filter:none;width:100%;height:100%}@keyframes splash-logo{0%{opacity:0;filter:blur(8px);transform:scale(.78)translateY(18px)}55%{opacity:1;filter:blur()}to{opacity:1;transform:scale(1)translateY(0)}}@keyframes splash-copy{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes flower-top-in{0%{opacity:0;filter:blur(9px);transform:translate(-36px,-28px)scale(.84)rotate(-8deg)}to{opacity:1;filter:blur()drop-shadow(0 18px 36px #9f575e12);transform:translate(0)scale(1)rotate(-2deg)}}@keyframes flower-bottom-in{0%{opacity:0;filter:blur(9px);transform:translate(34px,30px)scale(.82)rotate(14deg)}to{opacity:1;filter:blur()drop-shadow(0 18px 36px #9f575e12);transform:translate(0)scale(1)rotate(8deg)}}@keyframes flower-breathe{0%{transform:scale(1)rotate(-.7deg)}to{transform:scale(1.035)rotate(.7deg)}}@keyframes line-grow{to{width:72px}}@keyframes glow{0%{opacity:0;transform:scale(.7)}50%{opacity:1}to{opacity:.3;transform:scale(1.18)}}@keyframes splash-out{to{opacity:0;filter:blur(5px);transform:scale(1.035)}}@keyframes auth-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media (max-width:520px){.welcome.splash{overscroll-behavior:none;width:100%;height:100svh;min-height:100svh;overflow:hidden}.mark{width:112px;height:112px}.brand strong{letter-spacing:.18em;margin-right:-.18em;font-size:24px}.welcome .lead{letter-spacing:.11em;font-size:11px}.flower-top{width:76vw;top:-16vw;left:-31vw}.flower-bottom{width:69vw;bottom:-18vw;right:-28vw}.skip{right:24px;bottom:max(24px,env(safe-area-inset-bottom))}}@media (prefers-reduced-motion:reduce){.welcome *,.splash,.auth{animation-duration:.01ms!important;animation-iteration-count:1!important;animation-delay:0s!important}.splash-line{width:72px}}.admin-entry{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;margin:22px 0 0;padding:18px 0;font-size:12px;display:flex}.admin-entry button,.student-return{color:var(--rose-dark);text-underline-offset:3px;background:0 0;border:0;font-weight:700;text-decoration:underline}.student-return{margin:20px auto 0;display:block}.admin-auth .auth-art blockquote{margin-top:auto}.student-table,.review-card{border:1px solid var(--line);background:#fff;margin-top:34px;padding:26px}.table-filters{gap:7px;display:flex}.table-filters button{border:1px solid var(--line);color:var(--muted);background:#fff;padding:8px 11px;font-size:10px}.table-filters .active{background:var(--blush);color:var(--rose-dark);border-color:#dfbdb7}.table-header,.student-row{grid-template-columns:1.35fr 1.4fr .55fr .8fr .65fr;align-items:center;gap:16px;display:grid}.table-header{color:var(--muted);text-transform:uppercase;letter-spacing:.1em;padding:17px 10px 10px;font-size:9px}.student-row{border-top:1px solid var(--line);min-height:70px;padding:10px;font-size:12px}.student-row>span{flex-direction:column;gap:5px;display:flex}.student-row small{color:var(--muted);font-size:10px}.student-name{align-items:center;flex-direction:row!important}.student-name i{background:var(--blush);width:36px;height:36px;color:var(--rose-dark);border-radius:50%;place-items:center;font-size:9px;font-style:normal;display:grid}.homework-status{font-size:10px;font-style:normal}.status-на-проверке{color:#a16b38}.status-нужна-доработка{color:#a25158}.status-принято{color:var(--green)}.status-не-сдано{color:#9b9491}.student-row>button{border:1px solid var(--line);background:#fff;padding:8px;font-size:10px}.student-row>button:disabled{opacity:.45;cursor:not-allowed}.review-head{justify-content:space-between;align-items:flex-start;margin:28px 0 22px;display:flex}.review-head .eyebrow{margin-bottom:8px}.review-head span{color:var(--muted);font-size:11px}.review-status{background:var(--blush);color:var(--rose-dark);padding:8px 11px;font-size:10px;font-style:normal}.submitted-file{border:1px solid var(--line);background:var(--paper);grid-template-columns:44px 1fr auto;align-items:center;gap:14px;padding:18px;display:grid}.submitted-file>span{width:44px;height:44px;color:var(--rose-dark);background:#edd7d2;place-items:center;font-size:10px;font-weight:700;display:grid}.submitted-file>div{flex-direction:column;gap:6px;display:flex}.submitted-file small{color:var(--muted)}.submitted-file button{border:1px solid var(--line);background:#fff;padding:9px 13px}.review-comment{margin:24px 0 16px;font-size:11px;font-weight:700;display:block}.review-comment textarea{border:1px solid var(--line);resize:vertical;width:100%;height:120px;margin-top:8px;padding:14px;display:block}.review-actions{justify-content:flex-end;gap:10px;display:flex}.secondary{border:1px solid var(--line);color:var(--ink);background:#fff}.review-success{color:var(--green);background:#eef5ef;margin-top:16px;padding:13px;font-size:11px}.submitted-text{border:1px solid var(--line);background:#fff;margin:18px 0 12px;padding:18px}.submitted-text>span{color:var(--rose-dark);text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px;font-size:11px;font-weight:800;display:block}.submitted-text p{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;line-height:1.7}.submitted-text+.submitted-file{margin-top:12px}@media (max-width:850px){.admin-entry{align-items:flex-start;gap:12px}.student-table{padding:18px;overflow-x:auto}.table-header,.student-row{min-width:720px}.table-filters{display:none}.review-actions{flex-direction:column}.review-actions .btn{width:100%}}.form-error{color:#9b454b;background:#fff2f1;border:1px solid #e7b8b8;border-radius:4px;margin:18px 0 -8px;padding:12px 14px;font-size:13px;line-height:1.45}.lesson-tab-panel{padding-top:2px}.lesson-feedback{margin:12px 0}.lesson-success{color:#526b5b;background:#f1f6f2;border:1px solid #cdd9d0;margin:14px 0;padding:13px 15px;font-size:13px;line-height:1.5}.lesson-alert{color:#9b454b;background:#fff2f1;border:1px solid #e7b8b8;flex-direction:column;gap:6px;margin-top:12px;padding:14px 16px;font-size:13px;display:flex}.lesson-alert span{color:#725f5b}.lesson-material-panel{padding-top:20px}.material-file-card{border:1px solid var(--line);background:#fff;padding:24px}.material-file-summary{align-items:center;gap:16px;display:flex}.material-file-summary>span:last-child{flex-direction:column;gap:5px;min-width:0;display:flex}.material-file-summary b{font-size:17px}.material-file-summary small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.material-file-icon{background:var(--blush);border:1px solid var(--line);width:58px;height:68px;color:var(--rose-dark);letter-spacing:.08em;flex:none;place-items:center;font-size:12px;font-weight:800;display:grid}.material-actions{grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;display:grid}.material-actions .btn{text-decoration:none}.material-actions .secondary{border:1px solid var(--line);color:var(--ink);background:#fff}.text-answer-label{color:var(--ink);margin-top:22px;font-size:13px;font-weight:700;display:block}.homework .text-answer-label textarea{resize:vertical;height:150px;margin:8px 0 0;line-height:1.55}.answer-divider{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:10px;margin:18px 0;font-size:11px;display:flex}.answer-divider:before,.answer-divider:after{content:"";background:var(--line);flex:1;height:1px}.answer-hint{font-size:12px;margin:11px 0 18px!important}.preview-notice{border:1px solid var(--line);background:var(--paper);color:var(--rose-dark);margin:-8px 0 18px;padding:11px 12px;font-size:12px;line-height:1.5}.homework-feedback{margin:16px 0}.student-answer-card{margin-top:18px}.student-answer-summary{color:var(--muted);grid-template-columns:1fr 1fr;gap:8px;margin:12px 0;font-size:12px;display:grid}.student-answer-summary span{border:1px solid var(--line);background:var(--paper);padding:11px}.student-answer-actions{grid-template-columns:1.35fr 1fr;gap:10px;margin-top:14px;display:grid}.student-answer-actions .btn{width:100%;padding:0 14px;font-size:12px}.delete-answer{color:#a25158;background:#fff7f6;border:1px solid #e3b9b9}.answer-locked{background:var(--paper);padding:12px 14px;font-size:12px;margin:14px 0 0!important}.homework-edit-head{justify-content:space-between;align-items:center;gap:14px;margin-top:20px;display:flex}.homework-edit-head button{color:var(--rose-dark);text-underline-offset:3px;background:0 0;border:0;text-decoration:underline}.existing-answer-file{border:1px solid var(--line);background:var(--paper);grid-template-columns:34px 1fr auto;align-items:center;gap:10px;padding:12px;display:grid}.existing-answer-file>span{width:32px;height:32px;color:var(--green);background:#edf4ee;border-radius:50%;place-items:center;font-weight:800;display:grid}.existing-answer-file>div{flex-direction:column;gap:4px;min-width:0;display:flex}.existing-answer-file small{color:var(--muted);line-height:1.35}.existing-answer-file button{color:var(--rose-dark);text-underline-offset:3px;background:0 0;border:0;text-decoration:underline}.existing-answer-file.removed{background:#fff7f6}.existing-answer-file.removed>span{color:#a25158;background:#f4dede}.empty-state{border:1px dashed var(--line);text-align:center;min-height:120px;color:var(--muted);background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:28px;display:flex}.empty-state b{color:var(--ink);font:22px Georgia,serif}.course-list{gap:34px;display:grid}.course-module{border:1px solid var(--line);background:#fff;padding:24px}.course-module-head{align-items:center;gap:16px;margin-bottom:16px;display:flex}.course-module-head>span{color:var(--rose-dark);font:30px Georgia,serif}.course-module-head h3{margin:0;font:24px Georgia,serif}.course-module-head p{color:var(--muted);margin:5px 0 0;font-size:11px}.lesson-video{aspect-ratio:16/9;background:#2f2928;width:100%;margin-top:26px;display:block}.download{color:inherit;margin-top:18px;text-decoration:none}.submission-status{background:var(--blush);color:var(--rose-dark);flex-direction:column;gap:7px;margin:18px 0;padding:15px;font-size:12px;display:flex}.submission-status span{color:var(--ink);line-height:1.5}.lesson-upload-progress{background:#f2e3df;border-radius:10px;height:7px;overflow:hidden}.lesson-upload-progress span{background:var(--rose-dark);border-radius:inherit;height:100%;transition:width .18s;display:block}.admin-course-grid{grid-template-columns:minmax(300px,.75fr) 1.25fr;gap:24px;margin-top:30px;display:grid}.admin-form-card,.admin-program{border:1px solid var(--line);background:#fff;padding:24px}.admin-form-card h2{margin:0 0 18px;font-size:23px}.admin-form-card h2:not(:first-child){border-top:1px solid var(--line);margin-top:34px;padding-top:28px}.admin-form-card form{gap:14px;display:grid}.admin-form-card label{gap:7px;font-size:11px;font-weight:700;display:grid}.admin-form-card input,.admin-form-card select,.admin-form-card textarea{border:1px solid var(--line);background:#fff;width:100%;padding:11px}.admin-form-card textarea{resize:vertical;min-height:90px}.admin-form-card .check{display:flex}.admin-program-title{justify-content:space-between;align-items:center;gap:16px;display:flex}.admin-program-title h2{margin:0;font-size:23px}.remove-empty-modules{color:#a25158;text-underline-offset:3px;background:0 0;border:0;padding:7px 0;font-size:11px;text-decoration:underline}.admin-program article{border:1px solid var(--line);margin-top:14px}.admin-program article>header{background:var(--paper);justify-content:space-between;align-items:center;gap:14px;padding:14px;display:flex}.admin-program article>header>div:first-child{flex-direction:column;gap:4px;min-width:0;display:flex}.admin-program article>header small{color:var(--muted)}.admin-program .module-actions{flex-direction:row;align-items:center;gap:8px;display:flex}.admin-program article>header button{border:1px solid var(--line);color:var(--rose-dark);background:#fff;padding:7px 10px}.admin-program article>header .remove-module{color:#a25158}.admin-program article>header .remove-module:disabled,.remove-empty-modules:disabled{opacity:.42;cursor:not-allowed;text-decoration:none}.admin-lesson{border-top:1px solid var(--line);grid-template-columns:minmax(120px,1fr) auto auto auto;align-items:center;gap:14px;padding:13px;font-size:12px;display:grid}.admin-lesson small{color:var(--muted)}.admin-lesson button{color:#a25158;background:0 0;border:0;text-decoration:underline}.replace-video{border:1px solid var(--line);min-height:34px;color:var(--rose-dark);cursor:pointer;white-space:nowrap;background:#fff;align-items:center;padding:0 11px;display:inline-flex}.replace-video input{display:none}.submitted-file a{border:1px solid var(--line);color:var(--ink);background:#fff;padding:9px 13px;font-size:11px;text-decoration:none}.settings-card{max-width:620px;margin-top:30px}.settings-card .eyebrow{margin-bottom:10px}.settings-card>p{margin-bottom:24px}.settings-card form{margin-top:24px}.settings-card input{border-radius:4px;min-height:48px;font-size:14px}.settings-card .btn{margin-top:8px}@media (max-width:850px){.admin-course-grid{grid-template-columns:1fr}.course-module{padding:18px}.lesson-video{margin-top:20px}.material-file-card{padding:18px}.material-actions{grid-template-columns:1fr}.material-actions .btn{width:100%}}@media (max-width:520px){.admin-program-title,.admin-program article>header{flex-direction:column;align-items:flex-start}.admin-program .module-actions{grid-template-columns:1fr 1fr;width:100%;display:grid}.admin-program article>header button{min-height:42px}.admin-lesson{grid-template-columns:1fr auto}.admin-lesson small{grid-column:1/-1}.replace-video{justify-content:center}.student-answer-summary,.student-answer-actions{grid-template-columns:1fr}.existing-answer-file{grid-template-columns:34px 1fr}.existing-answer-file button{text-align:left;grid-column:2;padding:0}}.top-actions,.profile{align-items:center;display:flex}.top-actions{gap:10px}.header-exit,.admin-student-link{border:1px solid var(--line);min-height:40px;color:var(--rose-dark);background:#fff;border-radius:4px;padding:0 14px;font-size:12px;font-weight:700}.header-exit:hover,.admin-student-link:hover{background:var(--blush)}@media (max-width:850px){.admin-student-link{display:none}}@media (max-width:520px){.profile,.add-lesson-button{display:none}}.student-page{animation:.45s both auth-in}.student-hero{justify-content:space-between;align-items:flex-end;margin-bottom:30px;display:flex}.student-hero .eyebrow{margin-bottom:12px}.student-hero p:last-child{max-width:670px;color:var(--muted);margin:0;font-size:16px;line-height:1.65}.student-summary{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:28px;display:grid}.student-summary article{border:1px solid var(--line);background:#fff;padding:20px 22px}.student-summary span,.profile-progress small{color:var(--muted);font-size:13px;display:block}.student-summary b{color:var(--ink);margin-top:8px;font:30px Georgia,serif;display:block}.student-list{border:1px solid var(--line);background:#fff}.student-list-item{border-bottom:1px solid var(--line);grid-template-columns:52px minmax(0,1fr) 170px;align-items:center;gap:20px;padding:24px;display:grid}.student-list-item:last-child{border-bottom:0}.student-list-item:hover{background:#fffaf8}.student-item-number{color:var(--rose-dark);font:22px Georgia,serif}.student-item-copy small,.material-card>small,.profile-card small{color:var(--rose-dark);letter-spacing:.08em;text-transform:uppercase;font-size:12px;font-weight:700}.student-item-copy h2,.material-card h2,.profile-card h2,.profile-security h2{margin:6px 0 8px;font-size:22px}.student-item-copy p,.material-card p,.profile-card p,.profile-security p{color:var(--muted);margin:0;font-size:15px;line-height:1.55}.student-item-copy blockquote{border-left:2px solid var(--rose);background:var(--blush);color:#765d5b;margin:14px 0 0;padding:10px 14px;font-size:13px;line-height:1.5}.student-item-action{flex-direction:column;align-items:stretch;gap:12px;display:flex}.student-status{border-radius:999px;align-self:flex-start;padding:6px 9px;font-size:12px;font-style:normal;font-weight:700}.student-status.approved{color:var(--green);background:#edf5ef}.student-status.waiting{color:#96632f;background:#fbf1e6}.student-status.changes{color:#a25158;background:#fff0f0}.student-status.empty{color:#756c68;background:#f3efed}.student-item-action button,.material-card button,.material-card a{border:1px solid var(--line);min-height:42px;color:var(--rose-dark);background:#fff;justify-content:space-between;align-items:center;gap:10px;padding:0 13px;font-size:13px;font-weight:700;text-decoration:none;display:flex}.student-item-action button:hover,.material-card button:hover,.material-card a:hover{border-color:var(--rose);background:var(--blush)}.materials-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.material-card{border:1px solid var(--line);background:#fff;flex-direction:column;align-items:stretch;min-height:265px;padding:24px;display:flex}.material-card .material-icon{background:var(--blush);width:52px;height:52px;color:var(--rose-dark);place-items:center;margin-bottom:24px;font-size:12px;font-weight:800;display:grid}.material-card p{margin-bottom:22px}.material-card button,.material-card a{width:100%;margin-top:auto}.profile-layout{grid-template-columns:.85fr 1.15fr;gap:18px;display:grid}.profile-card,.profile-progress,.profile-security{border:1px solid var(--line);background:#fff;padding:26px}.profile-card{align-items:center;gap:20px;display:flex}.profile-avatar{background:var(--blush);width:74px;height:74px;color:var(--rose-dark);border-radius:50%;flex:none;place-items:center;font:28px Georgia,serif;display:grid}.profile-card em{color:var(--green);align-items:center;gap:7px;margin-top:14px;font-size:13px;font-style:normal;font-weight:700;display:flex}.profile-card em i{background:var(--green);border-radius:50%;width:7px;height:7px}.profile-progress .eyebrow{margin-bottom:18px}.profile-progress>div{grid-template-columns:repeat(3,1fr);display:grid}.profile-progress span{border-left:1px solid var(--line);padding:0 18px}.profile-progress span:first-child{border-left:0;padding-left:0}.profile-progress b{margin-bottom:8px;font:30px Georgia,serif;display:block}.profile-security{grid-column:1/-1;justify-content:space-between;align-items:center;gap:22px;display:flex}.profile-security>div{align-items:center;gap:18px;display:flex}.profile-security>div>span{background:var(--blush);width:48px;height:48px;color:var(--rose-dark);place-items:center;font-size:20px;display:grid}.profile-security h2{margin-top:0}.profile-security>em{color:var(--green);white-space:nowrap;font-size:13px;font-style:normal;font-weight:700}@media (max-width:980px){.materials-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.profile-layout{grid-template-columns:1fr}.profile-security{grid-column:auto}}@media (max-width:700px){.student-summary{grid-template-columns:repeat(3,1fr);gap:8px}.student-summary article{padding:14px 12px}.student-summary span{min-height:32px;font-size:11px}.student-list-item{grid-template-columns:34px 1fr;gap:12px;padding:20px 16px}.student-item-action{grid-column:2}.materials-grid{grid-template-columns:1fr}.material-card{min-height:230px}.profile-progress>div{gap:12px}.profile-progress span{padding:0 10px}.profile-security{flex-direction:column;align-items:flex-start}}@media (max-width:460px){.student-page{padding-left:16px;padding-right:16px}.student-hero p:last-child{font-size:15px}.profile-card{flex-direction:column;align-items:flex-start}.profile-progress>div{grid-template-columns:1fr}.profile-progress span,.profile-progress span:first-child{border-left:0;border-top:1px solid var(--line);padding:12px 0}.profile-progress span:first-child{border-top:0;padding-top:0}}.file-hint{color:var(--muted);margin-top:7px;font-size:12px;font-weight:400;line-height:1.4;display:block}:root{--ink:#2d2927;--muted:#817975;--rose:#c99091;--rose-dark:#a86f72;--blush:#f5e8e5;--paper:#fdfaf8;--line:#eadfda;--green:#668070}*{box-sizing:border-box}html,body{background:var(--paper);min-height:100%;color:var(--ink);margin:0;font-family:Arial,sans-serif}button,input,textarea{font:inherit}button{cursor:pointer}:is(button:focus-visible,input:focus-visible,textarea:focus-visible){outline-offset:2px;outline:3px solid #d8a8aa66}.eyebrow{text-transform:uppercase;letter-spacing:.18em;color:var(--rose-dark);margin:0 0 20px;font-size:11px;font-weight:700}.brand{flex-direction:column;align-items:center;display:flex}.mark{color:#7b5656;border:1px solid #bb8a89;border-radius:50%;justify-content:center;align-items:center;width:116px;height:116px;margin-bottom:22px;font:40px Georgia,serif;display:flex}.mark i{background:#bb8a89;width:1px;height:48px;margin:0 2px;transform:rotate(18deg)}.brand strong{letter-spacing:.16em;font:44px Georgia,serif}.brand small{letter-spacing:.3em;text-transform:uppercase;color:#9d8580;margin-top:10px;font-size:9px}.welcome{text-align:center;background:linear-gradient(145deg,#fffaf8,#f8eeeb 55%,#f2dedc);place-items:center;min-height:100vh;display:grid;position:relative;overflow:hidden}.welcome:before{content:"";border:1px solid #d9beb9;border-radius:28px;position:absolute;inset:24px}.welcome section{z-index:1;width:min(650px,88vw)}.lead{color:#675c58;max-width:520px;margin:34px auto 28px;font:italic 19px/1.6 Georgia,serif}.btn{border:0;border-radius:4px;justify-content:center;align-items:center;gap:30px;min-height:50px;padding:0 22px;font-weight:700;transition:all .2s;display:inline-flex}.btn:hover{transform:translateY(-1px)}.dark{background:var(--ink);color:#fff}.rose{background:var(--rose);color:#fff;width:100%}.btn:disabled{opacity:.45;cursor:not-allowed}.text,.link{color:var(--rose-dark);text-underline-offset:3px;background:0 0;border:0;text-decoration:underline}.text{margin:20px auto;display:block}.welcome footer{text-transform:uppercase;letter-spacing:.22em;color:#9b8581;font-size:9px;position:absolute;bottom:42px}.orb{background:#edcfca66;border-radius:50%;position:absolute}.orb.a{width:440px;height:440px;top:-130px;left:-160px}.orb.b{width:360px;height:360px;bottom:-100px;right:-120px}.auth{grid-template-columns:42% 58%;min-height:100vh;display:grid}.auth-art{background:linear-gradient(150deg,#efd7d3,#f8ece9);flex-direction:column;align-items:flex-start;padding:42px 9%;display:flex}.back{color:#725f5b;background:0 0;border:0;padding:0}.auth-art .brand{align-self:center;margin:auto}.auth-art .brand strong{font-size:28px}.auth-art .mark{width:94px;height:94px;font-size:32px}.auth-art>p{color:#76645f;align-self:center;font:italic 16px Georgia,serif}.auth-art blockquote{color:#745d59;border-left:1px solid #b98e8b;margin:20px 0;padding-left:20px;font:24px/1.4 Georgia,serif}.auth-panel{background:#fffdfb;place-items:center;display:grid}.auth-card{width:min(430px,84%)}h1{margin:0 0 12px;font:42px Georgia,serif}h2{margin:0 0 9px;font:28px Georgia,serif}.muted{color:var(--muted);line-height:1.6}.auth-card form{margin-top:32px}.auth-card label{margin-bottom:19px;font-size:12px;font-weight:700;display:block}.auth-card input,.password{border:1px solid var(--line);background:#fff;border-radius:4px;width:100%;height:52px;margin-top:8px;padding:0 14px}.password{padding:0;display:flex}.password input{border:0;height:50px;margin:0}.password button{color:var(--rose-dark);background:0 0;border:0}.form-row{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.check{color:var(--muted);align-items:center;margin:0!important;font-weight:400!important;display:flex!important}.check input{width:15px;height:15px;margin:0 8px 0 0}.switch,.security{text-align:center;color:var(--muted);font-size:13px}.switch button{color:var(--rose-dark);background:0 0;border:0;font-weight:700}.security{margin-top:28px;font-size:11px}.success{background:var(--blush);border-radius:8px;flex-direction:column;gap:14px;margin-top:28px;padding:24px;line-height:1.5;display:flex}.shell{grid-template-columns:238px 1fr;min-height:100vh;display:grid}.sidebar{color:#e8dfdc;background:#302b29;flex-direction:column;height:100vh;padding:26px 18px;display:flex;position:sticky;top:0}.compact .mark{color:#e8c8c6;border-color:#b48584;width:52px;height:52px;margin:0 auto 38px;font-size:18px}.compact .mark i{height:22px}.sidebar nav,.side-bottom{flex-direction:column;gap:7px;display:flex}.sidebar button{color:#c9bfbc;text-align:left;background:0 0;border:0;border-radius:4px;align-items:center;gap:13px;min-height:46px;padding:0 14px;display:flex}.sidebar button.active{color:#fff;background:#ffffff12}.sidebar button b{background:var(--rose);color:#fff;border-radius:20px;margin-left:auto;padding:2px 7px;font-size:10px}.side-bottom{border-top:1px solid #ffffff18;margin-top:auto;padding-top:14px}.workspace{min-width:0}.top{border-bottom:1px solid var(--line);z-index:4;background:#fffdfb;justify-content:space-between;align-items:center;height:76px;padding:0 4vw;display:flex;position:sticky;top:0}.crumb,.profile{color:var(--muted);font-size:12px}.profile{align-items:center;gap:12px;display:flex}.profile i{background:var(--blush);border-radius:50%;place-items:center;width:38px;height:38px;font-style:normal;display:grid}.content{max-width:1250px;margin:auto;padding:46px 4vw 80px}.greeting{justify-content:space-between;align-items:center;display:flex}.greeting>div>p:last-child{color:var(--muted)}.ring{background:conic-gradient(var(--rose) 36%,#eee4df 0);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:104px;height:104px;display:flex;position:relative}.ring:after{content:"";background:var(--paper);border-radius:50%;position:absolute;inset:8px}.ring>*{z-index:1}.ring b{font:24px Georgia,serif}.continue{background:#f2e4e0;grid-template-columns:43% 1fr;min-height:310px;margin:36px 0 58px;display:grid}.thumb{background:linear-gradient(145deg,#af8a84,#e1bfba);place-items:center;display:grid;position:relative;overflow:hidden}.thumb>span{color:#fff8;font:70px Georgia,serif;position:absolute;top:24px;left:28px}.thumb button,.player button{z-index:1;width:62px;height:62px;color:var(--rose-dark);background:#fff;border:0;border-radius:50%}.continue>div:last-child{padding:42px 7%}.continue p{color:var(--muted)}.bar{background:#dacac5;height:3px;margin:27px 0}.bar i{background:var(--rose-dark);width:45%;height:100%;display:block}.section-head{justify-content:space-between;align-items:flex-end;margin-bottom:20px;display:flex}.section-head .eyebrow{margin-bottom:12px}.section-head>span{color:var(--muted);font-size:11px}.modules{border-top:1px solid var(--line)}.module{text-align:left;border:0;border-bottom:1px solid var(--line);background:0 0;grid-template-columns:55px 1fr auto 30px;align-items:center;width:100%;padding:23px 8px;display:grid}.module:hover{background:#fff}.module>span:first-child{color:var(--rose-dark);font-family:Georgia,serif}.module>span:nth-child(2){flex-direction:column;gap:7px;display:flex}.module small{color:var(--muted)}.module em{margin-right:25px;font-size:10px;font-style:normal}.done{color:var(--green)}.current{background:var(--blush);color:var(--rose-dark);padding:6px 10px}.locked{color:#aaa}.lesson-grid{grid-template-columns:minmax(0,1fr) 350px;gap:46px;margin-top:32px;display:grid}.player{color:#fff;background:linear-gradient(145deg,#8d7770,#c1a09a);place-items:center;height:0;margin-top:26px;padding-bottom:56.25%;display:grid;position:relative}.player>*{position:absolute}.player p{margin-top:100px}.tabs{border-bottom:1px solid var(--line);margin-top:26px}.tabs button{color:var(--muted);background:0 0;border:0;padding:14px 18px}.tabs .active{border-bottom:2px solid var(--rose-dark);color:var(--ink)}.copy{color:#625a56;line-height:1.8}.download{border:1px solid var(--line);text-align:left;background:#fff;align-items:center;gap:16px;width:100%;padding:17px;display:flex}.download>span{flex-direction:column;gap:5px;display:flex}.download small{color:var(--muted)}.download em{color:var(--rose-dark);margin-left:auto;font-style:normal}.homework{border:1px solid var(--line);background:#fff;height:max-content;padding:30px}.homework p{color:var(--muted);line-height:1.6}.deadline{color:var(--rose-dark);background:#faf3f0;margin:20px 0;padding:12px;font-size:12px}.drop{text-align:center;height:150px;color:var(--rose-dark);cursor:pointer;border:1px dashed #d7bbb5;flex-direction:column;justify-content:center;align-items:center;display:flex}.drop input{display:none}.drop span{font-size:25px}.drop small{color:var(--muted);margin-top:7px}.homework textarea{border:1px solid var(--line);width:100%;height:88px;margin:16px 0;padding:12px}.upload-ok{text-align:center;background:#f1f6f2;flex-direction:column;gap:8px;padding:20px;display:flex}.upload-ok>span{background:var(--green);color:#fff;border-radius:50%;place-items:center;width:36px;height:36px;margin:auto;display:grid}.admin-label{text-align:center;text-transform:uppercase;letter-spacing:.18em;color:#a79b97;margin:-25px 0 30px;font-size:9px}.small{width:auto;min-height:40px}.metrics{grid-template-columns:repeat(3,1fr);gap:18px;margin:34px 0;display:grid}.metrics>div,.panel{border:1px solid var(--line);background:#fff;padding:24px}.metrics span,.metrics small{color:var(--muted);font-size:11px;display:block}.metrics b{margin:12px 0;font:36px Georgia,serif;display:block}.admin-grid{grid-template-columns:1.2fr 1fr;gap:20px;display:grid}.panel-head{border-bottom:1px solid var(--line);justify-content:space-between;padding-bottom:15px;display:flex}.panel-head .eyebrow{margin-bottom:8px}.submission{border-bottom:1px solid var(--line);grid-template-columns:38px 1fr auto auto;align-items:center;gap:12px;padding:16px 0;display:grid}.submission i{background:var(--blush);border-radius:50%;place-items:center;width:38px;height:38px;font-size:10px;font-style:normal;display:grid}.submission span,.course-row div{flex-direction:column;gap:5px;display:flex}.submission small,.submission em,.course-row small{color:var(--muted);font-size:10px;font-style:normal}.submission button{border:1px solid var(--line);background:#fff;padding:7px}.course-row{border-bottom:1px solid var(--line);grid-template-columns:35px 1fr 35px;align-items:center;gap:10px;padding:17px 0;display:grid}.course-row>span{color:var(--rose-dark);font-family:Georgia,serif}.course-row button{background:0 0;border:0}.architecture{color:#657269;background:#f4f7f4;border:1px solid #cdd9d0;gap:25px;margin-top:20px;padding:16px 20px;font-size:11px;display:flex}.architecture span{line-height:1.5}@media (max-width:850px){.auth{grid-template-columns:1fr}.auth-art{display:none}.auth-panel{min-height:100vh}.shell{grid-template-columns:1fr}.sidebar{z-index:10;width:100%;height:66px;padding:7px 14px;position:fixed;top:auto;bottom:0}.sidebar>.brand,.side-bottom,.admin-label{display:none}.sidebar nav{flex-direction:row;justify-content:space-around}.sidebar nav button{flex:1;justify-content:center;padding:0;font-size:18px}.sidebar nav button span{display:none}.top{height:62px}.content{padding:32px 20px 95px}.continue{grid-template-columns:1fr}.thumb{min-height:230px}.lesson-grid,.admin-grid{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.sidebar nav button span{font-size:10px}}@media (max-width:520px){.welcome:before{inset:12px}.brand strong{font-size:28px}.lead{font-size:16px}h1{font-size:34px}.greeting{align-items:flex-start}.ring{width:80px;height:80px}.continue>div:last-child{padding:28px 22px}.module{grid-template-columns:35px 1fr 20px}.module em{display:none}.metrics{grid-template-columns:1fr}.submission{grid-template-columns:38px 1fr auto}.submission em{display:none}.architecture{flex-direction:column;gap:8px}.profile{font-size:0}}@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}