:root{color-scheme:dark;--bg:#0b111b;--panel:#141d2c;--panel2:#192437;--line:#30415a;--muted:#9baac0;--text:#f4f7fb;--accent:#78aee2;--accent2:#8f79db;--danger:#e78a91}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 5% -10%,#293054 0,transparent 34%),var(--bg);color:var(--text);font:15px/1.45 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select{font:inherit}
input,select{border:1px solid var(--line);border-radius:11px;padding:11px 12px;background:#101827;color:var(--text);outline:none}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #78aee224}
button{border:1px solid var(--line);border-radius:11px;padding:10px 14px;background:#202c40;color:var(--text);font-weight:700;cursor:pointer;transition:.16s ease}
button:hover{border-color:#6283a8;background:#26364e}
button:disabled{opacity:.45;cursor:not-allowed}
button.primary{border-color:transparent;background:linear-gradient(135deg,var(--accent2),#59b5db);color:#08131f}
button.danger{border-color:#69414c;background:#392832;color:#ffdfe2}
.appShell{width:min(1600px,100%);margin:auto;min-height:100vh}
.appHeader{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:18px;padding:max(15px,env(safe-area-inset-top)) 24px 15px;background:#111927eF;border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}
.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none;min-width:0}
.brand img{width:46px;height:46px;border-radius:12px}
.brand span{display:grid;line-height:1.1}.brand strong{font-size:18px}.brand small{margin-top:5px;color:#91a2ba;font-size:9px;letter-spacing:.18em;font-weight:850}
.headerActions{display:flex;gap:8px;margin-left:auto}
.buttonLink{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:11px;padding:10px 14px;background:#202c40;color:var(--text);font-weight:700;text-decoration:none}.buttonLink:hover{border-color:#6283a8;background:#26364e}
main{padding:24px}
.libraryHero{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:32px;padding:26px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(135deg,#182235,#131b2a);box-shadow:0 18px 60px #0004}
.eyebrow{margin:0 0 8px;color:#8fa4c2;font-size:10px;font-weight:850;letter-spacing:.18em}
.libraryHero h1{max-width:680px;margin:0;font-size:clamp(26px,3vw,45px);line-height:1.05;letter-spacing:-.04em}
.libraryHero p:not(.eyebrow){max-width:720px;margin:14px 0 0;color:var(--muted);font-size:15px}
.libraryStats{display:grid;grid-template-columns:repeat(3,minmax(100px,1fr));min-width:360px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#0e1623}
.libraryStats div{display:grid;gap:2px;padding:15px 17px;border-left:1px solid var(--line)}.libraryStats div:first-child{border-left:0}
.libraryStats strong{font-size:18px}.libraryStats span{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.1em}
.libraryToolbar{display:flex;align-items:center;gap:12px;min-height:66px;padding:12px 2px}
.searchBox{display:flex;align-items:center;gap:9px;width:min(420px,100%);padding:0 13px;border:1px solid var(--line);border-radius:12px;background:#121b29}
.searchBox svg{width:18px;fill:none;stroke:#8697ae;stroke-width:1.8}.searchBox input{width:100%;padding:11px 0;border:0;outline:0;background:transparent;color:var(--text)}
.selectionActions{display:flex;align-items:center;gap:8px}.selectionActions span{color:var(--muted);font-size:12px}
.sortControl{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:11px;font-weight:750}.sortControl select{padding:10px 34px 10px 11px}
.sessionLabel{margin-left:auto;color:var(--muted);font-size:12px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.dateGroupHeader{grid-column:1/-1;display:flex;align-items:center;gap:12px;margin:18px 0 0;color:#dce8f7;font-size:17px;letter-spacing:-.01em}.dateGroupHeader:first-child{margin-top:0}.dateGroupHeader::after{content:"";height:1px;flex:1;background:var(--line)}
.photoCard{position:relative;min-width:0;overflow:hidden;border:1px solid #26364c;border-radius:15px;background:var(--panel);box-shadow:0 10px 30px #0003;cursor:pointer;transition:.18s ease}
.photoCard:hover{transform:translateY(-2px);border-color:#57799f}
.photoCard.selected{border-color:var(--accent);box-shadow:0 0 0 2px #78aee255}
.photoCard img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#0b111b}
.photoInfo{padding:10px 12px 12px}.photoInfo strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.photoInfo span{display:block;margin-top:3px;color:var(--muted);font-size:10px}
.downloadEdit{display:inline-block;margin-top:8px;color:#9bc8ee;font-size:10px;font-weight:750;text-decoration:none}.downloadEdit:hover{text-decoration:underline}
.editedBadge{position:absolute;top:9px;right:9px;padding:5px 8px;border-radius:999px;background:#111927dd;color:#9bc8ee;font-size:9px;font-weight:800;letter-spacing:.08em}
.selectMark{position:absolute;top:9px;left:9px;display:grid;place-items:center;width:29px;height:29px;border:2px solid #e6edf8;border-radius:50%;background:#0a101bbb;color:#08121e;font-weight:900}.selected .selectMark{border-color:var(--accent);background:var(--accent)}
.emptyState{display:grid;justify-items:center;text-align:center;margin:8vh auto 0;max-width:620px;padding:45px 24px;border:1px dashed #3a4d68;border-radius:22px;background:#121a28}.emptyState[hidden]{display:none}.emptyState img{width:70px;border-radius:18px}.emptyState h2{margin:17px 0 4px}.emptyState p{max-width:500px;margin:0 0 20px;color:var(--muted)}.emptyState div{display:flex;gap:9px}
.loadMoreWrap{display:flex;justify-content:center;padding:26px}
.dropOverlay,.modalOverlay{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:20px;background:#070b12cc;backdrop-filter:blur(9px)}
.dropOverlay{border:4px solid var(--accent);font-size:28px}.dropOverlay[hidden],.modalOverlay[hidden]{display:none}
.modalCard{width:min(430px,100%);padding:24px;border:1px solid #45607f;border-radius:20px;background:#151f2f;box-shadow:0 24px 80px #0009}.modalCard h2{margin:0 0 8px}.modalCard p{margin:0;color:var(--muted)}.dialogActions{display:flex;justify-content:flex-end;gap:9px;margin-top:24px}
.progressCard{text-align:center}.progressCard img{width:58px;border-radius:15px}.progressCard h2{margin:15px 0 5px}.progressTrack{height:9px;margin:19px 0 8px;overflow:hidden;border-radius:99px;background:#29364a}.progressTrack div{width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--accent2),#5bc2dc);transition:width .2s}.progressCard>strong{display:block;margin-bottom:15px;color:#a9bad1}
.toast{position:fixed;z-index:80;left:50%;bottom:max(25px,env(safe-area-inset-bottom));transform:translateX(-50%);max-width:min(520px,calc(100% - 30px));padding:11px 16px;border:1px solid #48617f;border-radius:12px;background:#1a2639;box-shadow:0 10px 35px #0008}
.authPage{display:grid;place-items:center;padding:20px}.authWrap{width:min(450px,100%)}.authCard{padding:30px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(145deg,#192438,#121a28);box-shadow:0 28px 90px #0009}.authBrand{display:flex;align-items:center;gap:13px;padding-bottom:24px;border-bottom:1px solid var(--line)}.authBrand img{width:55px;height:55px;border-radius:15px}.authBrand h1{margin:0;font-size:21px}.authBrand p{margin:4px 0 0;color:var(--muted);font-size:9px;font-weight:850;letter-spacing:.2em}.authIntro{margin:24px 0 18px}.authIntro h2{margin:0 0 4px;font-size:25px}.authIntro p,.authPrivacy{margin:0;color:var(--muted)}.authCard form>label,.settingsForm label,.newUserForm label,.userFields label{display:grid;gap:6px;margin-top:13px;color:#cbd5e5;font-size:12px;font-weight:750}.authSubmit{width:100%;margin-top:20px}.formError{margin:14px 0 0!important;padding:10px 12px;border:1px solid #70434c;border-radius:10px;background:#35252d;color:#ffd8dc!important}.authPrivacy{margin-top:22px!important;padding-top:18px;border-top:1px solid var(--line);font-size:11px;text-align:center}
.settingsShell{max-width:1050px}.settingsMain{display:grid;gap:18px}.settingsCard{padding:25px;border:1px solid var(--line);border-radius:20px;background:var(--panel)}.settingsCard h1,.settingsCard h2{margin:0}.settingsHelp{margin:7px 0 0;color:var(--muted);font-size:12px}.settingsForm{display:grid;grid-template-columns:repeat(3,1fr) auto;align-items:end;gap:12px;margin-top:18px}.settingsForm label{margin:0}.settingsForm small,.newUserForm small,.userFields small{color:var(--muted);font-weight:500}.newUserForm{display:grid;grid-template-columns:1fr 1fr 1fr auto;align-items:end;gap:12px;margin:20px 0 24px;padding:17px;border:1px solid var(--line);border-radius:15px;background:#101827}.newUserForm label{margin:0}.userList{display:grid;gap:11px}.userCard{padding:17px;border:1px solid #2d3d55;border-radius:15px;background:#111927}.userHeading{display:flex;justify-content:space-between;gap:15px}.userHeading div{display:grid}.userHeading div span,.userHeading>span{color:var(--muted);font-size:10px}.userFields{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.userActions{display:flex;justify-content:flex-end;gap:8px;margin-top:13px}
@media(max-width:760px){
  .appHeader{flex-wrap:wrap;padding-left:14px;padding-right:14px}.brand{flex:1}.brand img{width:40px;height:40px}.brand strong{font-size:15px}.headerActions{order:2;width:100%}.headerActions button,.headerActions .buttonLink{flex:1;justify-content:center;padding:9px 7px;font-size:12px}
  main{padding:14px}.libraryHero{grid-template-columns:1fr;padding:20px;gap:20px}.libraryStats{min-width:0;width:100%;grid-template-columns:repeat(3,1fr)}.libraryStats div{padding:11px 9px}.libraryStats strong{font-size:14px}.libraryHero p:not(.eyebrow){font-size:13px}
  .libraryToolbar{align-items:stretch;flex-wrap:wrap}.searchBox{width:100%}.sortControl{width:100%;justify-content:space-between}.sortControl select{flex:1;max-width:220px}.selectionActions{width:100%;display:grid;grid-template-columns:1fr 1fr}.selectionActions span{grid-column:1/-1}.selectionActions button{padding:9px 7px;font-size:11px}.sessionLabel{display:none}
  .gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.photoCard{border-radius:11px}.photoInfo{padding:8px}.photoInfo strong{font-size:11px}.photoInfo span{font-size:9px}.emptyState{margin-top:4vh;padding:35px 18px}
  .dateGroupHeader{margin-top:14px;font-size:15px}
  .authPage{padding:max(14px,env(safe-area-inset-top)) 14px max(14px,env(safe-area-inset-bottom))}.authCard{padding:22px;border-radius:20px}.settingsMain{padding:14px}.settingsCard{padding:18px}.settingsForm,.newUserForm,.userFields{grid-template-columns:1fr}.settingsForm button,.newUserForm button{margin-top:5px}.newUserForm{padding:14px}.userHeading{align-items:start}.settingsShell .headerActions{width:auto;order:initial}.settingsShell .headerActions .buttonLink{padding:9px;font-size:11px}
}
@media(max-width:390px){.gallery{grid-template-columns:1fr 1fr}.libraryStats span{font-size:8px}.emptyState div{width:100%;flex-direction:column}.emptyState button{width:100%}}