/* Fetzner Fotos - mobile-first */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{
  --bg:#0e1116;
  --bg-2:#161b25;
  --bg-3:#1d2330;
  --border:#262d3a;
  --text:#e8ecf2;
  --text-2:#b8c0cf;
  --text-3:#7e8694;
  --accent:#4d7cff;
  --accent-2:#6690ff;
  --danger:#e25b5b;
  --gold:#f5b800;
  --grad:linear-gradient(135deg,#5b6cf2,#a78bfa);
  --top-h:54px;
  --side-w:240px;
}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text-2);
  -webkit-font-smoothing:antialiased;
  letter-spacing:-.005em;
  overscroll-behavior-y:none;
}

.hidden{display:none !important}

/* Overlay shown ONLY when device ignored our portrait lock and is rotated landscape on a phone */
body.force-portrait::before{
  content:'';
  position:fixed;inset:0;z-index:9998;
  background:var(--bg);
}
body.force-portrait::after{
  content:'Gire o celular para usar em pé';
  position:fixed;inset:0;z-index:9999;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-2);font-size:.95rem;font-weight:500;letter-spacing:-.01em;
  pointer-events:none;
  padding:24px;text-align:center;
}
img,video{display:block;max-width:100%}
button,input{font:inherit;color:inherit}

/* ===== Login ===== */
.login{
  position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:var(--bg);padding:24px;z-index:200;
}
.login-card{
  width:100%;max-width:340px;text-align:center;
}
.login-card h1{color:var(--text);font-size:1.5rem;margin-bottom:6px;letter-spacing:-.02em}
.login-card .sub{font-size:.85rem;color:var(--text-3);margin-bottom:24px}
.login-card form{display:flex;flex-direction:column;gap:10px}
.login-card input{
  background:var(--bg-2);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;color:var(--text);font-size:1rem;outline:none;
}
.login-card input:focus{border-color:var(--accent)}
.login-card button{
  background:var(--accent);color:#fff;border:none;border-radius:10px;
  padding:12px;font-weight:600;cursor:pointer;font-size:.95rem;
}
.login-card button:active{background:var(--accent-2)}
.login-error{color:var(--danger);font-size:.85rem;min-height:18px}

/* ===== Top bar ===== */
.topbar{
  position:fixed;top:0;left:0;right:0;height:var(--top-h);
  background:var(--bg);border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:10px;padding:0 12px;z-index:50;
  padding-top:env(safe-area-inset-top,0);
  height:calc(var(--top-h) + env(safe-area-inset-top,0));
}
.brand{display:flex;align-items:center;gap:9px;flex:1;min-width:0}
.brand-mark{
  width:28px;height:28px;border-radius:7px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:700;font-size:.92rem;
  flex-shrink:0;
}
.brand-mark.big{width:60px;height:60px;border-radius:14px;font-size:1.8rem;margin:0 auto 18px}
.brand-text{color:var(--text);font-weight:600;font-size:1rem;letter-spacing:-.015em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-actions{display:flex;gap:2px}
.icon-btn{
  background:none;border:none;color:var(--text-2);width:40px;height:40px;
  border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;
}
.icon-btn:active{background:var(--bg-3)}
.menu-btn{margin-right:-4px}

/* ===== Sidebar ===== */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
  background:var(--bg-2);border-right:1px solid var(--border);
  padding:18px 10px;display:flex;flex-direction:column;gap:14px;
  transform:translateX(-100%);transition:transform .22s ease;
  z-index:80;overflow-y:auto;
  padding-top:calc(18px + env(safe-area-inset-top,0));
}
.sidebar.open{transform:translateX(0)}
.sidebar-section{display:flex;flex-direction:column;gap:2px}
.sidebar-section.bottom{margin-top:auto}
.section-header{
  display:flex;justify-content:space-between;align-items:center;
  padding:6px 10px;color:var(--text-3);font-size:.72rem;
  text-transform:uppercase;letter-spacing:.08em;font-weight:600;
}
.mini-btn{
  background:none;border:none;color:var(--text-3);font-size:1.2rem;
  width:24px;height:24px;border-radius:6px;cursor:pointer;line-height:1;
}
.mini-btn:active{background:var(--bg-3)}
.nav-item{
  display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:8px;
  background:none;border:none;color:var(--text-2);cursor:pointer;
  font-size:.92rem;text-align:left;width:100%;
}
.nav-item.active{background:var(--bg-3);color:var(--text)}
.nav-item:active{background:var(--bg-3)}
.nav-item .count{
  margin-left:auto;color:var(--text-3);font-size:.78rem;
  font-family:'JetBrains Mono',ui-monospace,monospace;
}
.nav-item svg{flex-shrink:0;opacity:.85}
.folder-item{position:relative}
.folder-item .nav-item{padding-right:32px}
.folder-menu-btn{
  position:absolute;right:4px;top:50%;transform:translateY(-50%);
  background:none;border:none;color:var(--text-3);width:24px;height:24px;
  border-radius:6px;cursor:pointer;font-size:1.1rem;line-height:1;
  display:none;
}
.folder-item:hover .folder-menu-btn,.folder-item.active .folder-menu-btn{display:block}
.sidebar-backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.45);
  z-index:70;opacity:0;pointer-events:none;transition:opacity .2s;
}
.sidebar-backdrop.show{opacity:1;pointer-events:auto}

@media (min-width:900px) and (min-height:700px){
  .sidebar{transform:translateX(0)}
  .sidebar-backdrop{display:none}
  .menu-btn{display:none}
  .main{margin-left:var(--side-w)}
  .topbar{left:var(--side-w)}
  .selection-bar,.trash-bar{left:var(--side-w)!important}
}

/* ===== Selection bar ===== */
.selection-bar,.trash-bar{
  position:fixed;top:0;left:0;right:0;height:var(--top-h);
  background:var(--bg-2);border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:10px;padding:0 12px;z-index:60;
  padding-top:env(safe-area-inset-top,0);
  height:calc(var(--top-h) + env(safe-area-inset-top,0));
}
.selection-bar #sel-count{color:var(--text);font-weight:500;font-size:.95rem}
.text-btn{
  background:none;border:none;color:var(--accent);font-weight:500;
  cursor:pointer;font-size:.92rem;padding:6px 8px;
}
.text-btn.danger{color:var(--danger)}
.spacer{flex:1}
.trash-bar{justify-content:space-between}
.trash-bar span{color:var(--text);font-weight:600}

/* ===== Main grid ===== */
.main{
  padding:calc(var(--top-h) + env(safe-area-inset-top,0) + 12px) 8px 80px;
  min-height:100vh;
}
.view-title{
  font-size:1.5rem;font-weight:700;color:var(--text);
  padding:6px 8px 14px;letter-spacing:-.02em;
}
.month{
  margin-bottom:28px;
  scroll-margin-top: calc(var(--top-h) + env(safe-area-inset-top,0) + 8px);
}
.month-head{
  position:sticky;top:calc(var(--top-h) + env(safe-area-inset-top,0));
  background:var(--bg);padding:8px;font-size:.82rem;font-weight:600;
  color:var(--text-3);text-transform:uppercase;letter-spacing:.06em;
  z-index:5;
}
.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:3px;
}
@media (min-width:600px){.grid{grid-template-columns:repeat(4,1fr);gap:4px}}
@media (min-width:900px){.grid{grid-template-columns:repeat(5,1fr);gap:5px}}
@media (min-width:1280px){.grid{grid-template-columns:repeat(6,1fr);gap:5px}}
@media (min-width:1600px){.grid{grid-template-columns:repeat(8,1fr);gap:5px}}

.cell{
  position:relative;aspect-ratio:1;background:var(--bg-2);
  overflow:hidden;cursor:pointer;border-radius:3px;
  -webkit-touch-callout:none;
  -webkit-user-select:none;user-select:none;
}
.cell img{
  width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .2s;
  pointer-events:none;
  -webkit-touch-callout:none;
  -webkit-user-select:none;user-select:none;
  -webkit-user-drag:none;
}
.cell img.loaded{opacity:1}
.cell.video::after{
  content:'';position:absolute;top:6px;right:6px;width:10px;height:10px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M5 4v16l15-8z'/%3E%3C/svg%3E") no-repeat center/contain;
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.7));
}
.cell.fav::before{
  content:'';position:absolute;top:6px;left:6px;width:14px;height:14px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23f5b800'%3E%3Cpath d='M12 21s-7-5-7-11a4 4 0 0 1 7-2 4 4 0 0 1 7 2c0 6-7 11-7 11z'/%3E%3C/svg%3E") no-repeat center/contain;
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.6));
  z-index:2;
}
.cell .sel-mark{
  position:absolute;top:6px;left:6px;width:22px;height:22px;border-radius:50%;
  background:rgba(0,0,0,.45);border:2px solid rgba(255,255,255,.85);
  display:none;z-index:3;
}
body.selecting .cell .sel-mark{display:block}
body.selecting .cell.fav::before{display:none}
.cell.selected .sel-mark,
body.all-selected .cell:not(.deselected) .sel-mark{
  background:var(--accent);border-color:var(--accent);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5 9-9'/%3E%3C/svg%3E");
  background-position:center;background-repeat:no-repeat;background-size:14px;
}
.cell.selected,
body.all-selected .cell:not(.deselected){box-shadow:inset 0 0 0 3px var(--accent)}

.empty{padding:60px 20px;text-align:center;color:var(--text-3)}

/* ===== Lightbox ===== */
.lightbox{
  position:fixed;inset:0;background:#000;z-index:120;
  display:flex;flex-direction:column;
  touch-action:pan-y;
  padding-top:env(safe-area-inset-top,0);
  padding-bottom:env(safe-area-inset-bottom,0);
}
.lb-btn{
  position:absolute;top:calc(12px + env(safe-area-inset-top,0));
  background:rgba(0,0,0,.4);border:none;color:#fff;
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  z-index:3;backdrop-filter:blur(6px);
}
.lb-close{left:12px}
.lb-info{right:12px}
.lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  background:rgba(0,0,0,.4);border:none;color:#fff;
  width:44px;height:60px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  z-index:3;backdrop-filter:blur(6px);
}
.lb-prev{left:8px}
.lb-next{right:8px}
@media (max-width:700px){.lb-nav{display:none}}
.lb-viewer{
  flex:1;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.lb-loading{
  position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,#fff,transparent);
  background-size:50% 100%;background-repeat:no-repeat;
  animation:lb-progress 1.2s linear infinite;
  z-index:5;opacity:0;transition:opacity .15s;
  pointer-events:none;
}
.lb-loading.show{opacity:.6}
@keyframes lb-progress{
  0%{background-position:-50% 0}
  100%{background-position:150% 0}
}
#lb-img,#lb-video{
  width:100%;height:100%;object-fit:contain;position:relative;z-index:2;
  opacity:0;transition:opacity .22s;
}
#lb-img.loaded{opacity:1}
#lb-video{opacity:1}
.lb-bottom{
  background:linear-gradient(to top,rgba(0,0,0,.85),transparent);
  padding:14px 16px calc(14px + env(safe-area-inset-bottom,0));
  display:flex;justify-content:space-between;align-items:flex-end;gap:14px;
  flex-wrap:wrap;
}
.lb-meta{color:#fff;min-width:0;flex:1}
.lb-filename{font-weight:600;font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:'JetBrains Mono',ui-monospace,monospace}
.lb-detail{font-size:.78rem;color:#b8c0cf;margin-top:3px}
.lb-actions{display:flex;gap:4px}
.lb-action{
  background:rgba(255,255,255,.08);border:none;color:#fff;
  width:40px;height:40px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  text-decoration:none;
}
.lb-action:active{background:rgba(255,255,255,.18)}
.lb-action.favorited{color:var(--gold)}
.lb-action.danger:active{background:rgba(226,91,91,.25)}
.lb-info{display:flex}
@media (max-width:700px){
  .lb-bottom{display:none}
  .lb-bottom.show{display:flex}
}

/* ===== Modal ===== */
.modal{
  position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:150;
  display:flex;align-items:center;justify-content:center;padding:16px;
}
.modal-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:14px;
  padding:18px;width:100%;max-width:380px;
  max-height:80vh;overflow-y:auto;
}
.modal-card h3{color:var(--text);font-weight:600;margin-bottom:14px;font-size:1.05rem}
.modal-list{display:flex;flex-direction:column;gap:2px}
.modal-list button{
  background:none;border:none;color:var(--text-2);text-align:left;
  padding:11px 12px;border-radius:8px;cursor:pointer;width:100%;
  font-size:.92rem;display:flex;align-items:center;gap:10px;
}
.modal-list button:active{background:var(--bg-3)}
.modal-list button.danger{color:var(--danger)}
.modal-input{
  background:var(--bg-3);border:1px solid var(--border);border-radius:8px;
  padding:10px 12px;color:var(--text);outline:none;width:100%;margin-bottom:12px;
}
.modal-input:focus{border-color:var(--accent)}
.modal-row{display:flex;gap:8px;justify-content:flex-end;margin-top:8px}
.modal-row button{
  background:var(--bg-3);border:none;color:var(--text-2);padding:9px 16px;
  border-radius:8px;cursor:pointer;font-size:.9rem;
}
.modal-row button.primary{background:var(--accent);color:#fff}
.modal-row button.danger{background:var(--danger);color:#fff}
.share-result{
  background:var(--bg-3);padding:12px;border-radius:8px;margin-top:10px;
  font-family:'JetBrains Mono',monospace;font-size:.78rem;word-break:break-all;
  color:var(--text);
}
.share-toggle{
  display:flex;gap:6px;background:var(--bg-3);border-radius:8px;padding:4px;
  margin-bottom:12px;
}
.share-toggle button{
  flex:1;background:none;border:none;color:var(--text-3);padding:8px;
  border-radius:6px;cursor:pointer;font-size:.85rem;
}
.share-toggle button.active{background:var(--bg-2);color:var(--text)}

/* ===== Upload tray ===== */
.upload-tray{
  position:fixed;bottom:16px;right:16px;
  background:var(--bg-2);border:1px solid var(--border);border-radius:12px;
  padding:12px 14px;width:280px;z-index:90;
  box-shadow:0 8px 30px rgba(0,0,0,.4);
}
.upload-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.86rem;color:var(--text)}
.upload-bar{height:4px;background:var(--bg-3);border-radius:2px;overflow:hidden}
.upload-bar-fill{height:100%;background:var(--accent);width:0;transition:width .2s}
@media (max-width:600px){
  .upload-tray{left:12px;right:12px;width:auto}
}

/* ===== Toast ===== */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  background:var(--bg-3);color:var(--text);padding:10px 18px;
  border-radius:24px;font-size:.86rem;z-index:200;
  border:1px solid var(--border);
  box-shadow:0 6px 20px rgba(0,0,0,.4);
}