body{letter-spacing:.01em}
aside{box-shadow:18px 0 55px rgba(2,10,26,.12)}
.logo b,.brand-mark{font-size:13px;letter-spacing:.04em}
nav a i{display:grid;place-items:center}
nav a i img,.logout img{width:19px;height:19px;filter:invert(1);opacity:.66}
nav a:hover i img,nav a.active i img,.logout:hover img{opacity:1}
.logout img{margin-right:12px}
.content>header{padding:2px 2px 0}
.content>header h1{letter-spacing:-.02em}
.panel,.stats article{transition:box-shadow .2s ease,border-color .2s ease}
.panel:hover,.stats article:hover{border-color:#dce5f2;box-shadow:0 12px 30px rgba(27,55,101,.07)}
.stats article{position:relative;overflow:hidden}
.stats article:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(#36d5ec,#2563eb)}
.login-card{position:relative;overflow:hidden;border:1px solid rgba(255,255,255,.75)}
.login-card:before{content:"";position:absolute;inset:0 0 auto;height:5px;background:linear-gradient(90deg,#36d5ec,#2563eb)}
.login-card .brand-mark{font-size:13px;letter-spacing:.04em}
.login-card input{padding:13px 14px}
.login-card button{font-size:15px;padding:14px;box-shadow:0 10px 25px rgba(37,99,235,.22)}
.flash.success{background:#dcfce7;color:#166534}
.install-head .brand-mark{font-size:13px;color:#fff}
.install-layout{border:1px solid rgba(255,255,255,.5)}
@media(max-width:850px){aside{position:static;width:auto;min-height:auto;padding:14px 16px;display:block}.logo{padding:0 4px 14px}.logo b{width:34px;height:34px}nav{display:flex;overflow:auto}nav a{white-space:nowrap}.logout{margin-top:10px}.content{margin-left:0;min-width:0;padding:22px 18px 50px}.stats{grid-template-columns:1fr 1fr}.inline-form{grid-template-columns:1fr}.content>header{align-items:flex-start}.admin{font-size:12px}.panel{overflow:auto}}
@media(max-width:520px){.stats{grid-template-columns:1fr}.login-card{width:calc(100vw - 28px);padding:32px 24px}.content>header h1{font-size:23px}.grid2{display:block}}
.wallpaper-summary{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:16px;margin-bottom:20px}
.wallpaper-summary article{padding:18px 20px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:0 5px 18px #1b37650a}
.wallpaper-summary span,.wallpaper-summary small{display:block;color:var(--muted)}.wallpaper-summary strong{display:block;margin:3px 0;font-size:28px}
.library-panel{padding:0;overflow:hidden}.library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 24px 18px}.library-toolbar h2{margin:0}.library-toolbar p{margin:3px 0 0;color:var(--muted)}
.library-actions{display:flex;align-items:end;gap:10px}.search-box{font-size:0}.search-box input{min-width:220px;padding:10px 12px;font-size:14px}
.category-tabs{display:flex;gap:8px;overflow:auto;padding:0 24px 16px}.category-tabs button{white-space:nowrap;padding:8px 13px;background:#eef3fb;color:#52627b}.category-tabs button.active{background:#172b4d;color:#fff}
.wallpaper-category{padding:20px 24px 26px;border-top:1px solid var(--line)}
.wallpaper-category-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.category-controls,.modal-footer-actions{display:flex;align-items:center;gap:8px}.category-controls form,.modal-footer-actions form{margin:0}
.wallpaper-category-head h3{margin:0 0 2px;font-size:17px}.wallpaper-category-head small,.wallpaper-grid small{display:block;color:var(--muted)}
.wallpaper-grid{display:grid;grid-template-columns:repeat(4,minmax(180px,1fr));gap:16px;align-items:start}
.wallpaper-grid article{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:13px;background:#fbfcfe;transition:transform .18s ease,box-shadow .18s ease}.wallpaper-grid article:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(27,55,101,.12)}
.wallpaper-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#e8edf5}.wallpaper-thumb img{display:block;width:100%;height:100%;object-fit:cover}
.default-flag,.offline-flag{position:absolute;top:9px;border-radius:20px;padding:4px 8px;color:#fff;font-size:11px;font-weight:700}.default-flag{left:9px;background:#2563eb}.offline-flag{right:9px;background:#69758a}
.wallpaper-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:11px 12px}.wallpaper-meta b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.wallpaper-meta>div{min-width:0}.icon-button{width:32px;height:32px;padding:0;border-radius:8px;background:#edf2f8;color:#46536a;letter-spacing:1px}
.modal{position:fixed;z-index:50;inset:0;display:none;place-items:center;padding:24px;background:rgba(5,13,28,.58);backdrop-filter:blur(5px)}.modal.open{display:grid}.modal-card{position:relative;width:min(460px,calc(100vw - 36px));max-height:90vh;overflow:auto;padding:28px;border-radius:18px;background:#fff;box-shadow:0 32px 90px rgba(3,10,24,.35)}.modal-wide{width:min(620px,calc(100vw - 36px))}.modal-card h2{margin:0}.modal-card>p{margin:5px 0;color:var(--muted)}.modal-close{position:absolute;right:16px;top:14px;width:34px;height:34px;padding:0;border-radius:50%;background:#eef2f7;color:#445168;font-size:22px}.modal-footer-actions{justify-content:space-between;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}body.modal-open{overflow:hidden}.switch-row{display:flex;align-items:center;gap:10px}.switch-row input{width:18px;height:18px}.upload-drop{position:relative;place-items:center;padding:28px;border:1.5px dashed #aab8cc;border-radius:12px;background:#f7faff;text-align:center}.upload-drop input{position:absolute;inset:0;opacity:0;cursor:pointer}.upload-drop span{font-size:15px;color:#34527d}.upload-drop small{color:var(--muted)}
button.danger{color:#b91c1c;background:#fee2e2}
button:disabled{cursor:not-allowed;opacity:.5}
.empty{color:var(--muted);padding:18px 0}
@media(max-width:1280px){.wallpaper-grid{grid-template-columns:repeat(3,minmax(180px,1fr))}.library-toolbar{align-items:flex-start}.library-actions{flex-wrap:wrap;justify-content:flex-end}}
@media(max-width:950px){.wallpaper-grid{grid-template-columns:repeat(2,minmax(180px,1fr))}.library-toolbar{display:block}.library-actions{margin-top:14px;justify-content:flex-start}.wallpaper-summary{grid-template-columns:repeat(3,1fr)}}
@media(max-width:650px){.wallpaper-grid,.wallpaper-summary{grid-template-columns:1fr}.library-actions{display:grid}.search-box input{min-width:0}.wallpaper-category{padding:18px}.wallpaper-category-head{align-items:flex-start}.category-controls{display:grid}}

/* Commercial content managers */
.content-manager{display:grid;grid-template-columns:minmax(330px,.72fr) minmax(0,1.28fr);gap:20px;align-items:start}
.content-manager>.panel{min-width:0}.upload-panel{position:sticky;top:24px}.asset-cards{display:grid;grid-template-columns:repeat(2,minmax(220px,1fr));gap:16px}.asset-cards article{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#fbfcfe}.asset-banner{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#e8edf5}.asset-body{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:13px 14px}.asset-body>div{min-width:0;max-width:100%}.asset-body b,.asset-body small{display:block;max-width:100%}.asset-body b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.asset-body small{margin-top:3px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.asset-actions{display:flex;align-items:center;gap:8px;padding:0 14px 14px}.asset-actions form{margin:0}.ghost-link{display:inline-flex;align-items:center;min-height:34px;padding:7px 11px;border-radius:9px;background:#eef3fb;color:#36547f;text-decoration:none;font-weight:700}.empty-state{grid-column:1/-1;display:grid;place-items:center;gap:5px;min-height:220px;border:1px dashed #c8d3e2;border-radius:14px;color:var(--muted);text-align:center}.empty-state b{color:#40506a}.screensaver-manager{grid-template-columns:minmax(340px,420px) minmax(0,1fr)}.screensaver-list-panel{overflow:hidden}.screensaver-cards{grid-template-columns:repeat(auto-fill,minmax(210px,250px));align-items:stretch;justify-content:start}.screensaver-card{display:flex;min-height:0;flex-direction:column}.screensaver-card .asset-actions{margin-top:auto}.asset-preview{position:relative;overflow:hidden;background:#e8edf5}.asset-preview .badge{position:absolute;top:11px;right:11px;box-shadow:0 3px 12px rgba(12,31,61,.12)}

/* Hard constraints keep the wallpaper manager usable even on cached/older browsers. */
.library-panel{width:100%;max-width:100%}.library-toolbar,.library-actions,.category-tabs,.wallpaper-category-head,.category-controls,.wallpaper-meta{min-width:0}.wallpaper-grid>article{width:100%;max-width:100%}.wallpaper-thumb{height:auto!important;min-height:110px;max-height:260px}.wallpaper-thumb>img{display:block!important;max-width:100%!important;max-height:260px!important;object-fit:cover!important}.wallpaper-category[hidden]{display:none!important}
@supports not (aspect-ratio:16/9){.wallpaper-thumb,.asset-banner{height:190px}}
@media(max-width:1280px){.content-manager,.screensaver-manager{grid-template-columns:1fr}.upload-panel{position:static}.screensaver-cards{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}}
@media(max-width:700px){.asset-cards,.screensaver-cards{grid-template-columns:1fr}.asset-actions{flex-wrap:wrap}}
.app-icon{overflow:hidden}.app-icon img{width:100%;height:100%;object-fit:cover;border-radius:12px;display:block}.app-details{min-width:0}.app-details>b,.app-details>small,.app-details>p,.app-details>em{max-width:100%;overflow:hidden;text-overflow:ellipsis}.app-details>small,.app-details>em{white-space:nowrap}.app-details>em{display:block;margin-top:4px;color:#8a96a9;font-size:11px;font-style:normal}.app-controls{display:grid;justify-items:end;gap:8px}.app-controls form{margin:0}

/* Device groups and deployment targeting */
.device-group-manager{grid-template-columns:minmax(320px,.72fr) minmax(520px,1.28fr);align-items:start}.device-group-list{display:grid;gap:10px;margin-top:12px}.device-group-list article{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;align-items:end;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}.group-edit-form{display:grid;grid-template-columns:minmax(150px,.7fr) minmax(180px,1fr) auto;gap:9px;align-items:end}.group-edit-form>div{display:flex;align-items:center;gap:8px}.device-group-select{display:flex;align-items:center;gap:7px;min-width:180px}.device-group-select select{min-width:120px;padding:8px}.device-group-select button{flex:none}.table-actions{display:flex;align-items:center;gap:7px;white-space:nowrap}.table-actions form{margin:0}.device-table-panel{overflow-x:auto}.device-table-panel table{min-width:1220px}.deployment-form{grid-template-columns:minmax(180px,1.4fr) minmax(130px,.8fr) minmax(180px,1.1fr) minmax(135px,.8fr) auto}.deployment-form [hidden]{display:none!important}
@media(max-width:1250px){.device-group-manager{grid-template-columns:1fr}.group-edit-form{grid-template-columns:1fr 1fr auto}.deployment-form{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:760px){.group-edit-form{grid-template-columns:1fr}.device-group-list article{grid-template-columns:1fr}.deployment-form{grid-template-columns:1fr}}

/* Upload feedback: visible for APK, wallpaper, poster and screensaver uploads. */
.upload-drop.has-files{border-color:#2563eb;background:#eff6ff;box-shadow:0 0 0 3px rgba(37,99,235,.08)}
.upload-drop.has-files span{color:#1d4ed8;font-weight:750}
.upload-progress{display:grid;gap:9px;padding:14px 15px;border:1px solid #d8e2f0;border-radius:12px;background:#f7faff}
.upload-progress-row,.upload-progress-footer{display:flex;align-items:center;justify-content:space-between;gap:14px}
.upload-progress-row b{color:#263750}.upload-progress-row span{min-width:44px;color:#2563eb;font-weight:800;text-align:right}
.upload-progress-track{height:9px;overflow:hidden;border-radius:20px;background:#dfe7f2}
.upload-progress-track i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,#27c8e8,#2563eb);box-shadow:0 0 12px rgba(37,99,235,.28);transition:width .14s linear}
.upload-progress-footer small{min-width:0;margin:0;color:#71809c;overflow-wrap:anywhere}
.upload-progress .upload-cancel{flex:none;padding:5px 9px;background:#e7edf6;color:#50617a;font-size:12px}
.upload-progress.success{border-color:#a7e3bb;background:#f0fdf4}.upload-progress.success .upload-progress-row b,.upload-progress.success .upload-progress-row span{color:#168344}.upload-progress.success .upload-progress-track i{background:#22c55e}
.upload-progress.error{border-color:#fecaca;background:#fff5f5}.upload-progress.error .upload-progress-row b,.upload-progress.error .upload-progress-row span,.upload-progress.error .upload-progress-footer small{color:#b91c1c}.upload-progress.error .upload-progress-track i{background:#ef4444}

/* Theme center */
.theme-library{padding:0;overflow:hidden}.theme-grid{display:grid;grid-template-columns:repeat(3,minmax(240px,1fr));gap:18px;padding:4px 24px 28px}.theme-card{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fbfcfe;transition:transform .2s ease,box-shadow .2s ease}.theme-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(27,55,101,.14)}.theme-preview{position:relative;aspect-ratio:16/9;overflow:hidden;background:#17203a}.theme-preview>img{display:block;width:100%;height:100%;object-fit:cover}.theme-card-body{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 15px}.theme-card-body>div{min-width:0}.theme-card-body b,.theme-card-body small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.theme-card-body small{margin-top:4px;color:var(--muted)}.generated-theme-preview{display:flex;align-items:flex-end;gap:4%;height:100%;padding:18% 6% 10%;background:linear-gradient(145deg,#15203d,#293350)}.generated-theme-preview i{display:block;flex:1;height:58%;border-radius:5px;background:linear-gradient(160deg,#8757ea,#284bd4)}.generated-theme-preview i:first-child{height:85%}.theme-preview-standard .generated-theme-preview i:first-child{flex:2}.theme-preview-standard .generated-theme-preview i:nth-child(n+4){height:40%}.theme-preview-grid .generated-theme-preview i:nth-child(2n){background:linear-gradient(160deg,#ec4373,#7428a6)}.theme-preview-poster .generated-theme-preview i{height:82%;background:linear-gradient(160deg,#e8558d,#6b35b7)}.theme-preview-minimal .generated-theme-preview{align-items:end;background:linear-gradient(#36aed3 0 56%,#e5edf2 56%)}.theme-preview-minimal .generated-theme-preview i{height:30%;border-radius:24%;background:#fff}.theme-preview-minimal .generated-theme-preview i:first-child{height:34%;flex:1}.theme-preview .default-flag{left:10px}.theme-preview .offline-flag{right:10px}
.theme-preview-cloud_classic .generated-theme-preview{align-items:flex-end;background:linear-gradient(#6bc7e7 0 62%,#dba064 62%)}.theme-preview-cloud_classic .generated-theme-preview i{height:28%;border-radius:8px;background:#f8fafc}.theme-preview-cloud_classic .generated-theme-preview i:first-child{height:30%;flex:1}.theme-poster-library{padding:0;overflow:hidden}.theme-poster-section{padding:0 24px 26px}.theme-poster-section+.theme-poster-section{padding-top:26px;border-top:1px solid var(--line)}.theme-poster-grid{display:grid;grid-template-columns:repeat(5,minmax(150px,1fr));gap:16px}.theme-poster-card{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#fbfcfe}.theme-poster-thumb{position:relative;aspect-ratio:2/3;overflow:hidden;background:#17203a}.theme-poster-thumb img{width:100%;height:100%;display:block;object-fit:cover}.theme-poster-thumb .slot-flag,.theme-poster-thumb .media-flag{position:absolute;padding:5px 9px;border-radius:999px;color:#fff;font-size:12px}.theme-poster-thumb .slot-flag{left:10px;top:10px;background:rgba(8,18,38,.78)}.theme-poster-thumb .media-flag{right:10px;bottom:10px;background:rgba(37,99,235,.92)}.theme-poster-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px}.theme-poster-meta>div{min-width:0}.theme-poster-meta b,.theme-poster-meta small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.theme-poster-meta small{margin-top:4px;color:var(--muted)}
@media(max-width:1200px){.theme-grid{grid-template-columns:repeat(2,minmax(240px,1fr))}}@media(max-width:680px){.theme-grid{grid-template-columns:1fr;padding:4px 16px 20px}}
@media(max-width:1280px){.theme-poster-grid{grid-template-columns:repeat(3,minmax(150px,1fr))}}@media(max-width:760px){.theme-poster-grid{grid-template-columns:repeat(2,minmax(130px,1fr))}.theme-poster-section{padding-left:16px;padding-right:16px}}