/* Képbaszó 3 — flat, solid surfaces (Seerr-style). Glass is reserved for overlays only. */
:root{
  --bg:#f3f4f6; --panel:#ffffff; --surface:#f9fafb; --surface-2:#f3f4f6;
  --ink:#111827; --ink-2:#374151; --muted:#6b7280;
  --line:#e5e7eb; --line-2:#d1d5db;
  --accent:#2563eb; --accent-2:#1d4ed8; --accent-ink:#fff;
  --glow:rgba(37,99,235,.34); --gloss:rgba(255,255,255,.30);
  --ok:#15803d; --ok-bg:#dcfce7; --warn:#b45309; --warn-bg:#fef3c7; --danger:#dc2626;
  --r:12px; --r-lg:14px;
  --shadow:0 1px 2px rgba(17,24,39,.05), 0 4px 12px rgba(17,24,39,.06);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#111827; --panel:#1a2030; --surface:#1f2937; --surface-2:#273244;
    --ink:#f9fafb; --ink-2:#d1d5db; --muted:#9ca3af;
    --line:#2d3748; --line-2:#374151;
    --accent:#2563eb; --accent-2:#1d4ed8; --accent-ink:#fff;
    --glow:rgba(59,130,246,.38); --gloss:rgba(255,255,255,.20);
    --ok:#4ade80; --ok-bg:rgba(34,197,94,.16); --warn:#fbbf24; --warn-bg:rgba(245,158,11,.16); --danger:#f87171;
    --shadow:0 1px 2px rgba(0,0,0,.30), 0 4px 14px rgba(0,0,0,.28);
  }
}
*{box-sizing:border-box}
html,body{height:100%; margin:0}
body{
  background:
    radial-gradient(1100px 620px at 12% -8%, color-mix(in srgb,var(--accent) 16%,transparent), transparent 62%),
    radial-gradient(900px 560px at 96% 108%, color-mix(in srgb,var(--accent-2) 14%,transparent), transparent 60%),
    var(--bg);
  background-attachment:fixed;
  color:var(--ink); overflow:hidden;
  font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  -webkit-text-size-adjust:100%;
}

/* ---- layout: the page never scrolls ---- */
.app{
  height:100dvh; max-width:1240px; margin:0 auto;
  padding:14px; gap:14px;
  display:grid; grid-template-columns:314px minmax(0,1fr);
}
.glass{
  background:color-mix(in srgb,var(--panel) 86%,transparent);
  -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px);
  border:1px solid var(--line); border-radius:var(--r-lg);
  box-shadow:var(--shadow), inset 0 1px 0 var(--gloss);
}
.side{display:flex; flex-direction:column; min-height:0; padding:16px}
.side-scroll{flex:1 1 auto; min-height:0; overflow-y:auto; overscroll-behavior:contain}
.main{min-height:0; overflow-y:auto; overscroll-behavior:contain; padding:14px}
.side-scroll::-webkit-scrollbar,.main::-webkit-scrollbar{width:9px}
.side-scroll::-webkit-scrollbar-track,.main::-webkit-scrollbar-track{background:transparent}
.side-scroll::-webkit-scrollbar-thumb,.main::-webkit-scrollbar-thumb{background:var(--line-2); border-radius:9px; border:2px solid var(--panel)}

/* ---- brand ---- */
.brand{display:flex; align-items:center; gap:11px; padding-bottom:14px; margin-bottom:14px; border-bottom:1px solid var(--line)}
.logo{display:grid; place-items:center; width:38px; height:38px; flex:0 0 38px; border-radius:11px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:var(--accent-ink)}
.logo svg{width:21px;height:21px}
h1{margin:0; font-size:20px; letter-spacing:-.015em; font-weight:700}
h1 .ver{color:var(--accent)}
@media (prefers-color-scheme:dark){ h1 .ver{color:#60a5fa} }

/* ---- blocks ---- */
.blk{margin-bottom:16px}
.lbl{margin:0 0 9px; font-size:11.5px; font-weight:670; letter-spacing:.06em; text-transform:uppercase; color:var(--muted)}

.presets{display:flex; flex-wrap:wrap; gap:6px; align-items:center}
.chip{appearance:none; min-width:44px; border:1px solid var(--line-2); color:var(--ink-2);
  background:var(--surface); padding:8px 12px; border-radius:9px; font:inherit; font-size:14px;
  font-weight:620; cursor:pointer; transition:background .13s,border-color .13s,color .13s}
.chip:hover{background:var(--surface-2); color:var(--ink)}
.chip.is-active{background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border-color:transparent; color:var(--accent-ink);
  box-shadow:0 3px 10px var(--glow), inset 0 1px 0 var(--gloss)}
.chip-custom{padding:0; flex:0 0 62px; min-width:0; display:inline-flex; cursor:text}
.chip-custom:focus-within{border-color:var(--accent)}
.chip-custom input{width:100%; border:0; background:transparent; color:inherit; font:inherit; font-size:14px;
  font-weight:620; text-align:center; padding:8px 6px; outline:none; -moz-appearance:textfield}
.chip-custom input::-webkit-outer-spin-button,.chip-custom input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.unit{color:var(--muted); font-size:13px; font-weight:600; margin-right:auto}

.adv{margin-top:12px}
.adv summary{cursor:pointer; color:var(--muted); font-size:13px; font-weight:620; list-style:none}
.adv summary::-webkit-details-marker{display:none}
.adv summary::before{content:"▸ "}
.adv[open] summary::before{content:"▾ "}
.adv-body{padding-top:11px}
.adv-body label{font-size:13px; display:block; margin-bottom:8px; color:var(--muted)}
.adv-body label strong{color:var(--ink)}
input[type=range]{width:100%; accent-color:var(--accent)}
.hint{color:var(--muted); font-size:12.5px; margin:8px 0 0}
.hint strong{color:var(--ink-2)}

/* ---- drop ---- */
.drop{border:1.5px dashed var(--line-2); border-radius:var(--r); padding:22px 14px; text-align:center;
  cursor:pointer; outline:none; background:var(--surface); transition:border-color .13s,background .13s}
.drop:hover,.drop:focus-visible{border-color:var(--accent); background:var(--surface-2)}
.drop.is-over{border-color:var(--accent); background:var(--surface-2)}
.drop-ico{width:28px; height:28px; color:var(--accent); margin-bottom:6px}
@media (prefers-color-scheme:dark){ .drop-ico{color:#93c5fd} }
.drop-main{margin:0; font-size:14px; font-weight:620}
.drop-main .link{color:var(--accent); text-decoration:none; font-weight:680}
@media (prefers-color-scheme:dark){ .drop-main .link{color:#93c5fd} }
.drop:hover .drop-main .link{text-decoration:underline; text-underline-offset:2px}
.drop-sub{margin:5px 0 0; color:var(--muted); font-size:11.5px}
.status{margin:10px 0 0; font-size:12.5px; color:var(--muted); min-height:1.1em}
.status.is-busy{color:var(--accent); font-weight:620}
@media (prefers-color-scheme:dark){ .status.is-busy{color:#93c5fd} }
.status.is-err{color:var(--danger)}

/* ---- sidebar footer ---- */
.side-foot{flex:0 0 auto; padding-top:14px; margin-top:12px; border-top:1px solid var(--line)}
.meta-line{font-size:12.5px; color:var(--muted); min-height:1.1em; margin-bottom:10px}
.meta-line strong{color:var(--ink)}
.acts{display:flex; gap:8px}
.btn{appearance:none; flex:1 1 auto; border:1px solid var(--line-2); color:var(--ink-2);
  background:var(--surface); font:inherit; font-weight:640; padding:10px 14px; border-radius:9px;
  cursor:pointer; transition:background .13s,filter .13s,color .13s}
.btn:hover:not(:disabled){background:var(--surface-2); color:var(--ink)}
.btn:disabled{opacity:.45; cursor:not-allowed}
.btn-primary{position:relative; overflow:hidden; flex:2 1 auto; border-color:transparent;
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:var(--accent-ink);
  box-shadow:0 5px 16px var(--glow), inset 0 1px 0 var(--gloss)}
.btn-primary::after{content:""; position:absolute; inset:0 0 auto; height:46%;
  background:linear-gradient(180deg,rgba(255,255,255,.26),transparent); pointer-events:none}
.btn-primary:hover:not(:disabled){filter:brightness(1.09); background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:var(--accent-ink)}
.btn-ghost{flex:0 0 auto}
.btn-ghost:hover:not(:disabled){color:var(--danger); border-color:var(--danger)}
.sig{margin-top:12px; text-align:center; font-size:11.5px; color:var(--muted)}

/* ---- main / grid ---- */
.empty{height:100%; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:12px; color:var(--muted)}
.empty svg{width:50px; height:50px; opacity:.35}
.empty p{margin:0; font-size:14px}
.grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:12px; align-content:start}
.item{position:relative; border:1px solid var(--line); border-radius:var(--r); overflow:hidden;
  background:var(--surface); transition:border-color .13s,transform .13s; animation:pop .18s ease both}
.item:hover{border-color:var(--line-2); transform:translateY(-2px)}
@keyframes pop{from{opacity:0; transform:translateY(5px)} to{opacity:1; transform:none}}
.item.is-working{opacity:.5}
.thumb{width:100%; aspect-ratio:4/3; object-fit:cover; display:block; background:var(--surface-2)}
.meta{padding:9px 10px 11px}
.name{font-size:12.5px; font-weight:640; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.sizes{margin-top:3px; font-size:11.5px; color:var(--muted); display:flex; align-items:center; gap:4px; flex-wrap:wrap}
.sizes .new{color:var(--ok); font-weight:670}
.sizes .new.flat{color:var(--ink-2)}
.tag{display:inline-block; margin-top:7px; font-size:10px; font-weight:670; letter-spacing:.03em;
  padding:3px 8px; border-radius:6px; background:var(--ok-bg); color:var(--ok)}
.tag.warn{background:var(--warn-bg); color:var(--warn)}
/* glass, used deliberately: a floating control over photo content */
.rm{position:absolute; top:8px; right:8px; width:26px; height:26px; border:0; border-radius:7px;
  background:rgba(17,24,39,.62); -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px);
  color:#fff; font-size:15px; line-height:26px; cursor:pointer; padding:0; opacity:0;
  transition:opacity .13s,background .13s}
.item:hover .rm,.rm:focus-visible{opacity:1}
@media (hover:none){ .rm{opacity:1} }
.rm:hover{background:var(--danger)}

/* ---- toast: the other place glass earns its keep ---- */
.toast{position:fixed; left:50%; bottom:26px; z-index:40; transform:translate(-50%,10px);
  background:rgba(17,24,39,.88); -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px);
  color:#fff; padding:10px 18px; border-radius:10px; font-size:13.5px; font-weight:620;
  border:1px solid rgba(255,255,255,.08);
  opacity:0; pointer-events:none; transition:opacity .18s,transform .18s; box-shadow:0 8px 28px rgba(0,0,0,.3)}
.toast.show{opacity:1; transform:translate(-50%,0)}

/* ---- narrow / mobile: still no page scroll ---- */
@media (max-width:860px){
  .app{grid-template-columns:1fr; grid-template-rows:auto minmax(0,1fr); padding:10px; gap:10px}
  .side{padding:13px}
  .side-scroll{overflow-y:auto; max-height:38vh}
  .brand{padding-bottom:11px; margin-bottom:12px}
  h1{font-size:18px}
  .drop{padding:16px 12px}
  .drop-ico{width:23px;height:23px;margin-bottom:4px}
  .blk{margin-bottom:12px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(134px,1fr)); gap:10px}
  .main{padding:11px}
  .empty svg{width:40px;height:40px}
  .app.has-items .side-scroll{max-height:24vh}
  .app.has-items .drop{padding:11px 12px}
  .app.has-items .drop-ico{display:none}
  .app.has-items .drop-main{font-size:13px}
  .app.has-items .lbl{margin-bottom:7px}
}
@media (max-width:860px) and (max-height:680px){
  .drop-sub{display:none}
  .side-scroll{max-height:32vh}
  .sig{margin-top:8px}
}
@media (prefers-reduced-motion:reduce){ *{animation:none !important; transition:none !important} }