:root{
  --bg:#0f1226; --panel:#171b38; --card:#1c2247; --card2:#262d58;
  --txt:#eef1ff; --muted:#9aa3d4; --line:#2c3463;
  --accent:#ff5c8a; --accent2:#6c7bff; --danger:#ff5470; --ok:#36d399;
  --radius:14px; --shadow:0 8px 30px rgba(0,0,0,.35);
  --page:radial-gradient(1200px 600px at 50% -10%, #232a5c 0%, var(--bg) 55%);
  --topbar:rgba(15,18,38,.7); --thumbbg:#000;
}
/* Tema claro */
body.theme-light{
  --bg:#f3f5fb; --panel:#ffffff; --card:#ffffff; --card2:#eef1f8;
  --txt:#1b2238; --muted:#5d6680; --line:#e1e6f0;
  --accent:#ff5c8a; --accent2:#6c7bff; --danger:#e23a55; --ok:#1aa179;
  --shadow:0 8px 24px rgba(22,32,64,.10);
  --page:radial-gradient(1200px 600px at 50% -10%, #e9edfb 0%, var(--bg) 55%);
  --topbar:rgba(255,255,255,.82); --thumbbg:#e6eaf3;
}
*{box-sizing:border-box}
body{
  margin:0; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--page);
  color:var(--txt); min-height:100vh;
}
a{color:inherit}
h1{font-size:clamp(22px,3vw,32px);margin:0 0 4px}
h2{font-size:20px}
.muted{color:var(--muted)} .sm{font-size:13px}
.mt{margin-top:34px}

/* Topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;
  padding:14px clamp(16px,4vw,40px);border-bottom:1px solid var(--line);
  background:var(--topbar);backdrop-filter:blur(8px);position:sticky;top:0;z-index:20}
.brand{font-weight:800;text-decoration:none;font-size:18px}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-right > a{text-decoration:none;color:var(--muted)} .nav-right > a:hover{color:var(--txt)}
.who{font-weight:600}
/* Favoritos: solo corazón rojo */
.navheart{display:inline-flex;align-items:center}
.navheart .ic{width:22px;height:22px;fill:var(--danger)}
.navheart:hover .ic{filter:brightness(1.15)}
/* Toggle de tema sol/luna */
.navtheme{border:none;background:none;cursor:pointer;color:var(--muted);padding:2px;display:inline-flex;align-items:center}
.navtheme:hover{color:var(--txt)}
.navtheme .ic{width:22px;height:22px}
.navtheme .ic-sun,.navtheme .ic-moon{display:inline-flex}
.navtheme .ic-moon{display:none}
body.theme-light .navtheme .ic-sun{display:none}
body.theme-light .navtheme .ic-moon{display:inline-flex}
/* Menú desplegable bajo el nombre de usuario */
.usermenu{position:relative}
.usermenu > summary{list-style:none;cursor:pointer;font-weight:600;color:var(--txt);display:inline-flex;align-items:center;gap:8px;padding:5px 4px}
.nav-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;background:var(--card2)}
.usermenu > summary::-webkit-details-marker{display:none}
.usermenu > summary::after{content:"";width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--muted)}
.usermenu[open] > summary::after{transform:rotate(180deg)}
.usermenu-pop{position:absolute;right:0;top:calc(100% + 8px);background:var(--panel);border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);padding:6px;min-width:170px;display:flex;flex-direction:column;z-index:40}
.usermenu-pop a{text-decoration:none;color:var(--txt);padding:9px 12px;border-radius:8px;font-size:14px}
.usermenu-pop a:hover{background:var(--card2)}

.wrap{max-width:1300px;margin:0 auto;padding:26px clamp(16px,4vw,40px) 80px}
.crumbs{margin-bottom:10px} .crumbs a{color:var(--muted);text-decoration:none}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}

/* Buttons */
.btn{border:none;cursor:pointer;font-size:14px;font-weight:600;padding:10px 18px;border-radius:999px;
  color:#fff;background:linear-gradient(135deg,#3b82f6,#06b6d4);box-shadow:var(--shadow);
  text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:transform .12s,filter .12s}
.btn:hover{transform:translateY(-1px);filter:brightness(1.08)}
.btn.ghost{background:var(--card2);color:var(--txt);box-shadow:none;border:1px solid var(--line)}
.btn.sm{padding:7px 14px;font-size:13px}
.btn.block{width:100%;justify-content:center;margin-top:8px}
.iconbtn.danger:hover{background:transparent;color:var(--danger);border-color:var(--danger)}
/* Botón Borrar: contorno coral/rojo, sin relleno */
.btn.danger{background:transparent;color:var(--danger);border:1px solid var(--danger);box-shadow:none}
.btn.danger:hover{background:var(--danger);color:#fff}
.btn.active{outline:2px solid var(--accent);outline-offset:1px}
.btn .ic{width:16px;height:16px;margin-right:2px;vertical-align:-3px}
#galleryRoot.only-fav .card[data-fav="0"]{display:none}
.brand .ic{width:20px;height:20px;vertical-align:-4px}
h1 .ic{width:22px;height:22px;vertical-align:-3px}
/* Lápiz de editar junto al título: solo icono, sin recuadro */
.titlebtn{background:none;border:none;box-shadow:none;color:var(--muted);width:auto;height:auto;padding:4px;vertical-align:middle}
.titlebtn:hover{color:var(--txt)}
.titlebtn .ic{width:20px;height:20px}
.iconbtn.on-admin{color:#ffd34d;border-color:var(--accent2)}
.sharebox .ic{width:16px;height:16px;vertical-align:-3px}
.iconbtn{border:none;cursor:pointer;background:var(--card2);color:var(--txt);border:1px solid var(--line);
  width:34px;height:34px;border-radius:9px;display:inline-grid;place-items:center;font-size:15px;text-decoration:none}
.iconbtn:hover{border-color:var(--accent2)}

/* Collection cards (dashboard) */
.cards{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.col-card{background:var(--card);border-radius:var(--radius);overflow:hidden;text-decoration:none;
  box-shadow:var(--shadow);display:block;transition:transform .15s}
.col-card:hover{transform:translateY(-4px)}
.col-cover{position:relative;aspect-ratio:4/3;background:var(--thumbbg);overflow:hidden}
.col-cover img{width:100%;height:100%;object-fit:cover}
.col-cover-empty{width:100%;height:100%;display:grid;place-items:center;font-size:46px;background:var(--card2)}
.badge{position:absolute;top:8px;left:8px;background:#3b82f6;color:#fff;padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:600;display:inline-flex;align-items:center;gap:5px;box-shadow:0 2px 6px rgba(0,0,0,.3)}
.badge .ic{width:14px;height:14px;fill:#fff}
.col-body{padding:12px 14px}
.col-title{font-weight:700} .col-sub{color:var(--muted);font-size:13px;margin-top:2px}

/* File grid */
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));margin-top:20px}
.card{position:relative;background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card .thumb{position:relative;aspect-ratio:1/1;background:var(--thumbbg);cursor:pointer;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.card:hover .thumb img{transform:scale(1.05)}
.thumb-icon{width:100%;height:100%;display:grid;place-items:center;font-size:50px;background:var(--card2)}
.vbadge{position:absolute;inset:0;margin:auto;width:52px;height:52px;border-radius:50%;
  background:rgba(0,0,0,.55);display:grid;place-items:center;font-size:20px;color:#fff;pointer-events:none}
.cover-badge{position:absolute;top:8px;left:8px;background:linear-gradient(135deg,#3b82f6,#06b6d4);
  color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;pointer-events:none}
/* Iconos SVG */
.ic{width:1.15em;height:1.15em;fill:currentColor;display:inline-block;vertical-align:middle}
.iconbtn .ic{width:18px;height:18px}
.thumb-icon .ic{width:46px;height:46px;opacity:.5;fill:var(--muted)}
.vbadge .ic{width:24px;height:24px;fill:#fff}

/* Esquina sup. derecha: corazón (favorito) + estrella (portada) */
.card-corner{position:absolute;top:6px;right:6px;z-index:3;display:flex;gap:4px}
.cbtn{border:none;background:none;box-shadow:none;padding:3px;line-height:0;cursor:pointer;color:#fff;opacity:.78;
  filter:drop-shadow(0 1px 3px rgba(0,0,0,.85));transition:opacity .12s,transform .12s,color .12s}
.cbtn .ic{width:22px;height:22px}
.cbtn:hover{opacity:1;transform:scale(1.18)}
.cbtn.busy{opacity:.4}
.cbtn.star.on{color:#ffd34d;opacity:1}
.cbtn.heart.on{color:#ff5470;opacity:1}
.meta{padding:10px 12px;display:flex;flex-direction:column;gap:8px}
.namerow{display:flex;align-items:center;justify-content:space-between;gap:6px;min-width:0}
.fname{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.infobtn{border:none;background:none;cursor:pointer;color:var(--muted);line-height:0;padding:2px;flex-shrink:0}
.infobtn .ic{width:18px;height:18px}
.infobtn:hover{color:var(--txt)}
.fileacts{display:flex;gap:5px;flex-wrap:wrap}
.infopop{position:absolute;z-index:70;background:var(--panel);border:1px solid var(--line);border-radius:10px;
  padding:10px 12px;font-size:13px;color:var(--txt);box-shadow:var(--shadow);display:none;min-width:160px;max-width:240px}
.infopop div{display:flex;align-items:center;gap:8px;padding:3px 0}
.infopop .ic{width:16px;height:16px;fill:var(--muted);flex-shrink:0}
.infopop span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.empty{color:var(--muted);padding:30px 0}

/* Share box */
.sharebox{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--panel);
  border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-bottom:18px}
.sharebox input{flex:1;min-width:220px;background:var(--bg);border:1px solid var(--line);color:var(--txt);
  border-radius:8px;padding:9px 11px}

/* Dropzone */
.dropzone{border:2px dashed var(--line);border-radius:var(--radius);padding:26px;text-align:center;margin-bottom:24px;
  background:var(--panel);transition:border-color .15s,background .15s}
.dropzone.drag{border-color:var(--accent2);background:var(--card2)}
.dz-inner{display:flex;flex-direction:column;align-items:center;gap:8px}
.uploadlist{margin-top:14px;display:flex;flex-direction:column;gap:8px;text-align:left}
.up-item{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:9px 12px}
.up-top{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px;gap:10px}
.up-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar{height:7px;background:var(--card2);border-radius:999px;overflow:hidden}
.bar > i{display:block;height:100%;width:0;background:linear-gradient(90deg,#3b82f6,#06b6d4);transition:width .2s}
.up-item.done .bar > i{background:var(--ok)}
.up-item.err{border-color:var(--danger)} .up-item.err .up-top{color:var(--danger)}
.dest-link{display:inline-block;margin-top:2px;color:var(--accent2);text-decoration:none;font-size:13px}
.dest-link:hover{text-decoration:underline}

/* Reordenar arrastrando */
.card[draggable=true] .thumb{cursor:grab}
.card.dragging{opacity:.45;transform:scale(.97)}

/* Tables / forms (admin) */
.tbl{width:100%;border-collapse:collapse;margin-top:8px}
.tbl th,.tbl td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
.tbl th{color:var(--muted);font-weight:600;font-size:13px}
.rowacts{display:flex;gap:6px;align-items:center}
.rowacts form{display:inline;margin:0}
.filterbar{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-bottom:8px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.filterbar label{display:flex;align-items:center;gap:6px;margin:0;color:var(--muted);font-size:13px}
.form-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px}
.form-row input[type=text],.form-row input[type=email],.form-row input[type=password],.form-row input:not([type]){
  background:var(--panel);border:1px solid var(--line);color:var(--txt);border-radius:9px;padding:10px 12px}
.chk{display:flex;align-items:center;gap:6px;color:var(--muted)}

/* Modal / dialog */
.modal{border:none;border-radius:16px;background:var(--panel);color:var(--txt);padding:24px;
  width:min(440px,92vw);box-shadow:var(--shadow)}
.modal::backdrop{background:rgba(8,9,20,.6);backdrop-filter:blur(3px)}
.modal.wide{width:min(620px,94vw)}
/* Selector de grupos por etiquetas */
.chipselect{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:6px;padding:8px;border:1px solid var(--line);border-radius:10px;background:var(--bg);min-height:46px}
.chip{display:inline-flex;align-items:center;gap:6px;background:var(--card2);color:var(--txt);border:1px solid var(--line);
  border-radius:999px;padding:5px 6px 5px 12px;font-size:13px;font-weight:600}
.chip-x{border:none;background:none;color:var(--muted);cursor:pointer;font-size:16px;line-height:1;padding:0 4px;border-radius:50%}
.chip-x:hover{color:var(--danger)}
.chip-add{position:relative}
.chip-addbtn{border:1px dashed var(--line);background:none;color:var(--accent2);cursor:pointer;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600}
.chip-addbtn:hover{border-color:var(--accent2)}
.chip-menu{position:absolute;left:0;top:calc(100% + 6px);z-index:80;background:var(--panel);border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow);padding:6px;min-width:170px;max-height:220px;overflow:auto;display:none;flex-direction:column}
.chip-menu.open{display:flex}
.chip-item{border:none;background:none;color:var(--txt);text-align:left;padding:9px 12px;border-radius:8px;cursor:pointer;font-size:14px}
.chip-item:hover{background:var(--card2)}
.confirm-dlg{width:min(420px,92vw)}
.confirm-msg{font-size:15px;margin:0 0 6px;color:var(--txt);text-align:center}
/* Lista de "mover a otra colección" (en vez de select nativo) */
.movelist{display:flex;flex-direction:column;gap:8px;margin:12px 0;max-height:300px;overflow:auto}
.moveopt{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;cursor:pointer;margin:0;color:var(--txt)}
.moveopt input{position:absolute;opacity:0;width:0;height:0;margin:0;pointer-events:none}
.moveopt span{display:flex;align-items:center;gap:10px;font-weight:600;flex:1}
.moveopt span .ic{width:18px;height:18px}
.moveopt:hover{border-color:var(--accent2)}
.moveopt:has(input:checked){border-color:var(--accent2);background:var(--card2);box-shadow:inset 3px 0 0 var(--accent2)}
.modal h2{margin:0 0 14px;text-align:center}
.modal h2 .ic{width:20px;height:20px;vertical-align:-4px}
.sharecreate{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.sharecreate input[name=name]{flex:1;min-width:140px;background:var(--bg);border:1px solid var(--line);color:var(--txt);border-radius:9px;padding:9px 11px}
.linklist{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.linkrow{display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 10px;flex-wrap:wrap}
.linkinfo{display:flex;flex-direction:column;min-width:120px;flex:1}
.linkname{font-weight:600;font-size:14px;display:flex;align-items:center;gap:6px}
.linkname .ic{width:16px;height:16px}
.linkrow input{flex:2;min-width:160px;background:var(--bg);border:1px solid var(--line);color:var(--muted);border-radius:8px;padding:7px 9px;font-size:12px}
.modal-actions{display:flex;justify-content:center;gap:10px;margin-top:16px}
label{display:block;margin:10px 0;font-size:14px;color:var(--muted)}
label input,label textarea{display:block;width:100%;margin-top:5px;background:var(--bg);border:1px solid var(--line);
  color:var(--txt);border-radius:9px;padding:10px 12px;font-size:15px}
label > select{display:block;width:100%;margin-top:5px}
input[hidden]{display:none !important}   /* los inputs de archivo ocultos no deben mostrarse */

/* Desplegables (select) con estilo propio en toda la app */
select{
  -webkit-appearance:none;appearance:none;
  background-color:var(--bg);color:var(--txt);
  border:1px solid var(--line);border-radius:9px;
  padding:9px 34px 9px 12px;font-size:14px;cursor:pointer;font-family:inherit;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='%239aa3d4'><path d='M7 10l5 5 5-5z'/></svg>");
  background-repeat:no-repeat;background-position:right 10px center;background-size:16px;
}
select:hover{border-color:var(--accent2)}
select:focus{outline:none;border-color:var(--accent2);box-shadow:0 0 0 2px rgba(108,123,255,.25)}
select option{background:var(--panel);color:var(--txt)}

/* Alerts */
.alert{padding:11px 14px;border-radius:10px;margin:10px 0}
.alert.error{background:rgba(255,84,112,.15);border:1px solid var(--danger)}
.alert.ok{background:rgba(54,211,153,.13);border:1px solid var(--ok)}

/* Auth pages */
.auth-bg{display:grid;place-items:center;min-height:100vh;padding:20px}
.auth-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:30px;
  width:min(400px,94vw);box-shadow:var(--shadow)}
.auth-card h1{margin-top:0}
code{background:var(--card2);padding:2px 6px;border-radius:6px}

/* Lightbox */
.lb{position:fixed;inset:0;background:rgba(8,9,20,.93);display:none;align-items:center;justify-content:center;
  z-index:60;padding:20px;backdrop-filter:blur(6px)}
.lb.open{display:flex}
.lb-inner{width:min(1000px,100%);display:flex;justify-content:center}
.lb-inner img,.lb-inner video{max-width:100%;max-height:80vh;border-radius:12px;background:#000;box-shadow:var(--shadow)}
/* El visor siempre tiene fondo oscuro: la X va con colores fijos para verse en ambos temas */
.lb-close{position:absolute;top:18px;right:22px;width:42px;height:42px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(255,255,255,.18);color:#fff;font-size:24px}
.lb-close:hover{background:var(--accent)}
.lb-dl{position:absolute;bottom:22px}

/* Cuenta (hub) */
.acct{display:flex;flex-direction:column;gap:18px}
.card-box{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.card-box h2{margin:0 0 8px;font-size:17px;display:flex;align-items:center;gap:7px}
.card-box h2 .ic{width:18px;height:18px}
.acct-head{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}
.avatar-wrap{display:flex;flex-direction:column;align-items:center;gap:8px}
.avatar-edit-wrap{position:relative;width:110px;height:110px}
.avatar-lg{width:110px;height:110px;border-radius:50%;object-fit:cover;background:var(--card2);border:2px solid var(--line)}
.avatar-pencil{position:absolute;right:0;bottom:0;width:34px;height:34px;border-radius:50%;border:2px solid var(--panel);
  background:linear-gradient(135deg,#3b82f6,#06b6d4);color:#fff;cursor:pointer;display:grid;place-items:center;box-shadow:var(--shadow)}
.avatar-pencil .ic{width:18px;height:18px}
.avatar-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.initcolors{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:6px}
.initcolors form{margin:0}
.initswatch{width:34px;height:34px;border-radius:50%;border:2px solid var(--line);cursor:pointer}
.initswatch:hover{transform:scale(1.12);border-color:var(--txt)}
.avatar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:10px;margin-top:8px;max-height:300px;overflow:auto}
.avatar-grid form{margin:0}
.avatar-opt{border:2px solid var(--line);background:var(--bg);border-radius:50%;padding:0;cursor:pointer;width:72px;height:72px;overflow:hidden}
.avatar-opt:hover{border-color:var(--accent2);transform:scale(1.06)}
.avatar-opt img{width:100%;height:100%;display:block}
.acct-form{flex:1;min-width:240px}
.acct-meta{margin:10px 0}
.pager{display:flex;align-items:center;gap:14px;margin-top:14px}

.foot{text-align:center;color:var(--muted);font-size:13px;padding:24px}

/* --- Sección de archivos ocultos (solo gestores) --- */
.hidden-section{display:none;margin-top:34px;border-top:1px dashed var(--line);padding-top:18px}
.hidden-section.has-items{display:block}
.hidden-section > h2{font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px;margin:0 0 14px}
.hidden-section > h2 .ic{width:20px;height:20px;fill:var(--muted)}
.card.is-hidden{opacity:.7}