/* ============================================================================
   Local RAG — Liquid Glass design system
   ========================================================================== */
:root {
  --accent: #6aa1ff;
  --accent-2: #a86aff;
  --bg-base: #0b0d12;
  /* Translucent dark glass: lets the background image show through (blurred) while
     keeping light text readable. */
  --glass: rgba(16, 18, 28, 0.32);
  --glass-strong: rgba(16, 18, 28, 0.5);
  --glass-border: rgba(255, 255, 255, 0.16);
  --glass-hi: rgba(255, 255, 255, 0.3);
  --text: rgba(255, 255, 255, 0.92);
  --text-dim: rgba(255, 255, 255, 0.55);
  --text-faint: rgba(255, 255, 255, 0.35);
  --blur: 15px;
  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  --spring: cubic-bezier(0.22, 1, 0.36, 1);
  --rail-w: 290px;
  --viewer-w: 480px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg-base);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- Background layers ----
   z-index 0 (not negative) so the fixed background isn't painted behind the body's
   opaque background; #app sits above at z-index 1. */
#bg-layer {
  position: fixed; inset: 0; z-index: 0;
  background-color: var(--bg-base);
  background-image:
    radial-gradient(1200px 700px at 15% -10%, color-mix(in srgb, var(--accent) 45%, transparent) 0%, transparent 55%),
    radial-gradient(1000px 800px at 110% 10%, color-mix(in srgb, var(--accent-2) 45%, transparent) 0%, transparent 50%),
    linear-gradient(160deg, color-mix(in srgb, var(--bg-base) 88%, var(--accent)) 0%, var(--bg-base) 55%, color-mix(in srgb, var(--bg-base) 86%, var(--accent-2)) 100%);
  background-size: cover; background-position: center;
  transition: opacity .6s ease, background-color .4s ease;
}
#bg-scrim {
  position: fixed; inset: 0; z-index: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.04), rgba(0,0,0,0.20));
  pointer-events: none;
}

/* ---- App grid ---- */
#app {
  position: relative; z-index: 1;
  height: 100vh;
  display: grid;
  grid-template-columns: var(--rail-w) 1fr 0fr;
  gap: 16px;
  padding: 16px;
  transition: grid-template-columns .5s var(--spring);
}
#app.viewer-open { grid-template-columns: var(--rail-w) 1fr var(--viewer-w); }

/* ---- Glass primitive ---- */
.glass {
  background: var(--glass);
  backdrop-filter: blur(var(--blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow), inset 0 1px 0 var(--glass-hi);
  position: relative;
}
.glass::before {   /* soft top rim-light */
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent 30%);
  pointer-events: none;
}

/* ============================================================================
   Left rail
   ========================================================================== */
.rail { display: flex; flex-direction: column; padding: 18px 14px; overflow: hidden; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 6px 16px; }
.brand-img, .brand-mark svg { width: 30px; height: 30px; border-radius: 9px; object-fit: cover; display: block; }
.brand-mark { display: inline-flex; filter: drop-shadow(0 4px 10px color-mix(in srgb, var(--accent) 45%, transparent)); }
.brand-name { font-size: 20px; font-weight: 600; letter-spacing: .2px; color: var(--text); }
.brand-name span { background: linear-gradient(120deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }

.rail-scroll { flex: 1; overflow-y: auto; margin: 8px -6px; padding: 0 6px; }
.rail-section { margin-bottom: 18px; }
.rail-head {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12px; text-transform: uppercase; letter-spacing: 1.2px;
  color: var(--text-faint); margin: 6px 6px 10px;
}
.head-actions { display: flex; gap: 4px; }

.list { list-style: none; }
.list li {
  padding: 9px 12px; border-radius: var(--radius-sm); font-size: 14px;
  color: var(--text-dim); cursor: pointer; transition: background .25s var(--spring), color .25s;
  display: flex; align-items: center; gap: 6px;
}
.list li .row-title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list li:hover { background: var(--glass-strong); color: var(--text); }
.list li.active { background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 30%, transparent), var(--glass-strong)); color: var(--text); }
.list li .row-x { opacity: 0; font-size: 12px; flex-shrink: 0; padding: 2px 4px; border-radius: 6px; }
.list li .row-x:hover { background: rgba(255,80,80,.25); color: #ff9a9a; opacity: 1 !important; }
.list li:hover .row-x { opacity: .6; }

/* Folder tree */
.tree { display: flex; flex-direction: column; gap: 2px; }
.folder { border-radius: var(--radius-sm); overflow: hidden; }
.folder-row {
  display: flex; align-items: center; gap: 8px; padding: 9px 10px;
  border-radius: var(--radius-sm); cursor: pointer; font-size: 14px;
  transition: background .25s var(--spring);
}
.folder-row:hover { background: var(--glass-strong); }
.folder-row .twist { transition: transform .3s var(--spring); font-size: 10px; color: var(--text-faint); }
.folder.open .twist { transform: rotate(90deg); }
.folder-row .fname { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.folder-row .count { font-size: 11px; color: var(--text-faint); background: var(--glass); padding: 1px 7px; border-radius: 20px; }
.folder-row .folder-menu { opacity: 0; font-size: 14px; color: var(--text-dim); padding: 0 2px; }
.folder-row:hover .folder-menu { opacity: .6; }
.folder-row .folder-menu:hover { opacity: 1; color: var(--text); }
.folder-docs {
  display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--spring);
}
.folder.open .folder-docs { grid-template-rows: 1fr; }
.folder-docs > div { overflow: hidden; }
.doc-item {
  display: flex; align-items: center; gap: 8px; margin-left: 14px;
  padding: 7px 10px; border-radius: 10px; font-size: 13px; color: var(--text-dim);
  cursor: pointer; transition: background .2s, color .2s;
}
.doc-item:hover { background: var(--glass-strong); color: var(--text); }
.doc-item .doc-ic { font-size: 12px; opacity: .7; }
.doc-item .dname { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-item .doc-menu { opacity: 0; font-size: 13px; }
.doc-item:hover .doc-menu { opacity: .6; }

.status-line { font-size: 12px; color: var(--text-faint); padding: 8px 6px 0; display: flex; align-items: center; gap: 7px; }
.status-line .dot { width: 8px; height: 8px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 10px #4ade80; }
.status-line .dot.off { background: #f87171; box-shadow: 0 0 10px #f87171; }

/* ============================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  background: var(--glass); color: var(--text); font-size: 14px; font-weight: 500;
  padding: 10px 16px; cursor: pointer;
  transition: transform .18s var(--spring), background .25s, box-shadow .25s, border-color .25s;
}
.btn:hover { background: var(--glass-strong); transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn-block { width: 100%; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent; box-shadow: 0 8px 22px color-mix(in srgb, var(--accent) 40%, transparent);
}
.btn-primary:hover { box-shadow: 0 12px 30px color-mix(in srgb, var(--accent) 55%, transparent); }
.btn-ghost { background: transparent; }
/* Understated New-chat button: subtle glass, accent only on hover */
.btn-subtle { background: var(--glass); color: var(--text-dim); font-weight: 500; }
.btn-subtle:hover { background: var(--glass-strong); color: var(--text); border-color: color-mix(in srgb, var(--accent) 45%, var(--glass-border)); }
.btn-subtle .ic { color: var(--accent); font-size: 16px; }
.btn-danger { background: linear-gradient(135deg, #ff6b6b, #d23c6b); border-color: transparent; }
.ic { font-size: 15px; }

.icon-btn {
  width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; border: 1px solid transparent; background: transparent;
  color: var(--text-dim); cursor: pointer; font-size: 15px;
  transition: background .2s, color .2s, transform .18s var(--spring);
}
.icon-btn:hover { background: var(--glass-strong); color: var(--text); transform: translateY(-1px); }

/* ============================================================================
   Chat
   ========================================================================== */
.chat { display: flex; flex-direction: column; overflow: hidden; }
.chat-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--glass-border);
}
.scope-chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 20px;
  font-size: 13px; cursor: pointer; transition: background .25s var(--spring), transform .18s;
}
.scope-chip:hover { background: var(--glass-strong); transform: translateY(-1px); }
.scope-chip .scope-ic { color: var(--accent); }
.scope-chip .caret { color: var(--text-faint); font-size: 10px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.badge { font-size: 12px; color: var(--text-dim); background: var(--glass); padding: 5px 11px; border-radius: 20px; border: 1px solid var(--glass-border); }
.reason-toggle { cursor: pointer; font-family: inherit; transition: background .2s, color .2s, border-color .2s, transform .18s var(--spring); }
.reason-toggle:hover { background: var(--glass-strong); color: var(--text); border-color: var(--accent); transform: translateY(-1px); }
.reason-toggle.dim { opacity: .55; }

.messages { flex: 1; overflow-y: auto; padding: 26px 8%; display: flex; flex-direction: column; gap: 22px; scroll-behavior: smooth; }

.empty-state { margin: auto; text-align: center; max-width: 420px; color: var(--text-dim); animation: rise .6s var(--spring); }
.empty-state h2 { color: var(--text); font-weight: 600; margin-bottom: 8px; font-size: 26px; }
.empty-state p { font-size: 14px; line-height: 1.6; }
/* Rotating 3D-style icon carousel in the empty state */
.icon-carousel { position: relative; width: 120px; height: 120px; margin: 0 auto 26px; perspective: 800px; }
.ic-glow { position: absolute; inset: 6px; border-radius: 50%; background: radial-gradient(circle at 38% 32%, var(--accent), var(--accent-2) 68%, transparent); filter: blur(20px); opacity: .5; animation: float 5s ease-in-out infinite; }
.ic-face { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; transform: rotateY(90deg) scale(.85); opacity: 0; transition: transform .7s var(--spring), opacity .5s ease; backface-visibility: hidden; }
.ic-face.active { transform: rotateY(0) scale(1); opacity: 1; }
.ic-face.exiting { transform: rotateY(-90deg) scale(.85); opacity: 0; }
.ic-face svg { width: 88px; height: 88px; filter: drop-shadow(0 10px 18px rgba(0,0,0,.5)); animation: iconfloat 4s ease-in-out infinite; }
@keyframes iconfloat { 0%,100% { transform: translateY(0) rotate(-2.5deg); } 50% { transform: translateY(-7px) rotate(2.5deg); } }
@keyframes float { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-10px) scale(1.04); } }

.msg { display: flex; gap: 14px; max-width: 100%; animation: rise .45s var(--spring); }
.msg.user { flex-direction: row-reverse; }
.avatar {
  width: 34px; height: 34px; border-radius: 11px; flex-shrink: 0; object-fit: cover;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center; font-size: 15px;
  box-shadow: 0 6px 16px rgba(0,0,0,.3);
}
.bubble {
  padding: 13px 17px; border-radius: 18px; font-size: 14.5px; line-height: 1.65;
  border: 1px solid var(--glass-border); max-width: 76%; word-wrap: break-word;
}
.msg.assistant .bubble { background: var(--glass); border-top-left-radius: 6px; }
.msg.user .bubble {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 34%, transparent), color-mix(in srgb, var(--accent-2) 30%, transparent));
  border-top-right-radius: 6px;
}
.bubble p { margin: 0 0 8px; } .bubble p:last-child { margin: 0; }
.bubble ul, .bubble ol { margin: 6px 0 8px 18px; } .bubble li { margin: 2px 0; }
.bubble code { background: rgba(0,0,0,.3); padding: 1px 5px; border-radius: 5px; font-size: 13px; }
.bubble strong { color: #fff; }

.typing { display: inline-flex; gap: 4px; padding: 4px 0; }
.typing i { width: 7px; height: 7px; border-radius: 50%; background: var(--text-dim); animation: blink 1.2s infinite; }
.typing i:nth-child(2){ animation-delay: .2s } .typing i:nth-child(3){ animation-delay: .4s }
@keyframes blink { 0%,60%,100%{ opacity:.25; transform: translateY(0)} 30%{ opacity:1; transform: translateY(-3px)} }

/* Sources */
.sources { margin-top: 12px; }
.sources-head { font-size: 12px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.cite-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.cite {
  display: inline-flex; align-items: center; gap: 7px; padding: 6px 12px;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 12px;
  font-size: 12.5px; cursor: pointer; color: var(--text-dim);
  transition: background .22s var(--spring), transform .18s, color .22s, border-color .22s;
}
.cite:hover { background: var(--glass-strong); color: var(--text); transform: translateY(-1px); border-color: var(--accent); }
.cite .pg { color: var(--accent); font-weight: 600; }
.think { margin-bottom: 10px; border: 1px solid var(--glass-border); border-radius: 12px; background: rgba(0,0,0,.18); overflow: hidden; }
.think summary { cursor: pointer; padding: 8px 12px; font-size: 12.5px; color: var(--text-dim); list-style: none; user-select: none; }
.think summary::-webkit-details-marker { display: none; }
.think summary::before { content: "▸ "; color: var(--text-faint); }
.think[open] summary::before { content: "▾ "; }
.think .think-body { padding: 4px 14px 12px; font-size: 12.5px; line-height: 1.55; color: var(--text-dim); white-space: pre-wrap; border-top: 1px solid var(--glass-border); max-height: 320px; overflow-y: auto; }
.scope-note { font-size: 12px; color: var(--text-faint); margin-bottom: 10px; cursor: pointer; display: inline-block; padding: 4px 11px; background: var(--glass); border: 1px solid var(--glass-border); border-radius: 10px; transition: color .2s, border-color .2s; }
.scope-note:hover { color: var(--text-dim); border-color: var(--accent); }
.scope-note b { color: var(--text-dim); font-weight: 600; }
.src-group { margin-bottom: 12px; }
.popout-btn {
  margin-top: 8px; display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; font-size: 12.5px; color: var(--text-dim); cursor: pointer;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 12px;
  transition: background .22s var(--spring), color .22s, transform .18s, border-color .22s;
}
.popout-btn:hover { background: var(--glass-strong); color: var(--text); transform: translateY(-1px); border-color: var(--accent); }

/* Composer */
.composer { display: flex; align-items: flex-end; gap: 10px; padding: 16px 18px; border-top: 1px solid var(--glass-border); }
.composer textarea {
  flex: 1; resize: none; max-height: 160px; padding: 13px 16px; font: inherit; font-size: 15px;
  color: var(--text); background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: 16px; outline: none; transition: border-color .25s, background .25s, box-shadow .25s;
}
.composer textarea::placeholder { color: var(--text-faint); }
.composer textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
.send-btn {
  width: 46px; height: 46px; border-radius: 14px; border: none; cursor: pointer; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-size: 17px;
  box-shadow: 0 8px 22px color-mix(in srgb, var(--accent) 45%, transparent);
  transition: transform .18s var(--spring), box-shadow .25s, opacity .2s;
}
.send-btn:hover { transform: translateY(-2px) scale(1.04); }
.send-btn:active { transform: scale(.94); }
.send-btn:disabled { opacity: .4; cursor: default; transform: none; }

/* ============================================================================
   Viewer
   ========================================================================== */
.viewer { display: flex; flex-direction: column; overflow: hidden; opacity: 1; transition: opacity .4s var(--spring); }
.viewer.collapsed { opacity: 0; pointer-events: none; }
.viewer-top { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--glass-border); }
.viewer-title { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.viewer-nav { display: flex; align-items: center; gap: 4px; }
.pg-indicator { font-size: 12px; color: var(--text-dim); min-width: 54px; text-align: center; }
.pdf-scroll { flex: 1; overflow: auto; padding: 16px; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.pdf-scroll canvas { max-width: 100%; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,.5); position: relative; z-index: 1; display: block; }
.viewer-empty { margin: auto; color: var(--text-faint); font-size: 13px; text-align: center; max-width: 220px; }
.pdf-page-wrap { position: relative; }
/* Real highlighter: yellow tint via multiply so the page text stays readable. */
.pdf-highlight { position: absolute; z-index: 2; background: rgba(255, 225, 40, 0.45); mix-blend-mode: multiply; border-radius: 2px; pointer-events: none; animation: hl-pop .5s var(--spring); }
@keyframes hl-pop { 0% { transform: scaleX(.4); opacity: 0; } 100% { transform: scaleX(1); opacity: 1; } }

/* ============================================================================
   Popover + modals
   ========================================================================== */
.popover { position: fixed; z-index: 60; width: 320px; padding: 16px; transform-origin: top left; }
.popover.hidden, .modal-backdrop.hidden, .toast.hidden { display: none; }
.pop-head { font-size: 13px; font-weight: 600; margin-bottom: 12px; }
.pop-sub { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-faint); margin: 12px 0 6px; }
.pop-list { display: flex; flex-direction: column; gap: 2px; max-height: 150px; overflow-y: auto; margin-bottom: 6px; }
.radio, .check { display: flex; align-items: center; gap: 9px; padding: 7px 8px; border-radius: 10px; font-size: 13.5px; cursor: pointer; transition: background .2s; }
.radio:hover, .check:hover { background: var(--glass-strong); }
.scope-all { display: flex; align-items: center; gap: 9px; padding: 9px 10px; border-radius: 10px; font-size: 13.5px; cursor: pointer; border: 1px solid transparent; transition: background .2s, border-color .2s; }
.scope-all:hover { background: var(--glass-strong); }
.scope-all .scope-ic { color: var(--text-faint); }
.scope-all.active { background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 26%, transparent), var(--glass-strong)); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.scope-all.active .scope-ic { color: var(--accent); }
.popover .btn-primary { margin-top: 10px; }

.modal-backdrop {
  position: fixed; inset: 0; z-index: 80; display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.5); backdrop-filter: blur(6px); animation: fade .3s ease;
}
.modal { width: 460px; max-width: 92vw; max-height: 88vh; overflow: hidden; display: flex; flex-direction: column; animation: pop .4s var(--spring); }
.modal-lg { width: 620px; }
.modal.mini { width: 400px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 16px 22px; border-top: 1px solid var(--glass-border); }
.ui-input { width: 100%; padding: 11px 13px; font: inherit; font-size: 14px; color: var(--text); background: var(--glass); border: 1px solid var(--glass-border); border-radius: 10px; outline: none; }
.ui-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.confirm-msg { padding: 26px 22px 6px; font-size: 14.5px; line-height: 1.55; }
.inline-cite { color: var(--accent); cursor: pointer; text-decoration: underline dotted; text-underline-offset: 2px; font-weight: 500; }
.inline-cite:hover { text-decoration-style: solid; }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--glass-border); }
.modal-head h3 { font-size: 17px; font-weight: 600; }
.modal-body { padding: 22px; overflow-y: auto; }
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field-wide { grid-column: 1 / -1; }
.field label { font-size: 13px; color: var(--text-dim); }
.field select, .field input[type=text] {
  padding: 10px 12px; font: inherit; font-size: 14px; color: var(--text);
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 10px; outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field select:focus, .field input[type=text]:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.field select option { background: #14161f; }
.row { display: flex; gap: 8px; align-items: center; }
.row input[type=text] { flex: 1; }
input[type=range] { accent-color: var(--accent); }
input[type=color] { width: 48px; height: 34px; border: 1px solid var(--glass-border); border-radius: 10px; background: var(--glass); cursor: pointer; }
.color-row { display: flex; gap: 18px; flex-wrap: wrap; }
.color-item { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.color-item input[type=color] { width: 52px; height: 34px; padding: 2px; }
.color-item .hexin { width: 84px; padding: 6px 8px; font: inherit; font-size: 12.5px; text-align: center; color: var(--text); background: var(--glass); border: 1px solid var(--glass-border); border-radius: 8px; outline: none; }
.color-item .hexin:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.color-item span { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .5px; }
.switch { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-dim); cursor: pointer; }
.switch input { width: 18px; height: 18px; accent-color: var(--accent); }
.muted { font-size: 12px; color: var(--text-faint); }
.danger-zone label { color: #ff9a9a; }

/* Dropzone + upload */
.dropzone {
  margin-top: 14px; border: 1.5px dashed var(--glass-border); border-radius: var(--radius-sm);
  padding: 30px; text-align: center; cursor: pointer; transition: border-color .25s, background .25s, transform .2s var(--spring);
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: var(--glass-strong); transform: scale(1.01); }
.dz-ic { font-size: 30px; margin-bottom: 8px; color: var(--accent); }
.dropzone .link { color: var(--accent); text-decoration: underline; }
.upload-progress { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.up-row { font-size: 13px; }
.up-name { display: flex; justify-content: space-between; margin-bottom: 5px; }
.up-bar { height: 6px; border-radius: 6px; background: var(--glass); overflow: hidden; }
.up-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width .3s var(--spring); }
.up-row.done .up-fill { width: 100% !important; }
.up-row.error .up-name { color: #ff9a9a; }
.up-row.done .up-name b { color: #7ee0a0; }

/* Toast */
.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  background: var(--glass-strong); backdrop-filter: blur(var(--blur)); border: 1px solid var(--glass-border);
  padding: 12px 20px; border-radius: 14px; font-size: 14px; z-index: 100; box-shadow: var(--shadow);
  animation: rise .35s var(--spring);
}
.toast.err { border-color: #ff6b6b; }

/* Context menu */
.ctx-menu { position: fixed; z-index: 90; min-width: 160px; padding: 6px; animation: pop .25s var(--spring); }
.ctx-menu .ctx-item { padding: 9px 12px; border-radius: 10px; font-size: 13.5px; cursor: pointer; transition: background .18s; }
.ctx-menu .ctx-item:hover { background: var(--glass-strong); }
.ctx-menu .ctx-item.danger { color: #ff9a9a; }
.ctx-menu .ctx-sep { height: 1px; background: var(--glass-border); margin: 5px 0; }

@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop { from { opacity: 0; transform: scale(.94) translateY(8px); } to { opacity: 1; transform: scale(1) translateY(0); } }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--glass-strong); border-radius: 10px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.25); background-clip: padding-box; }