/* upload.cwleaders.com — Mind-Free drop zone */

main {
  position: relative;
  z-index: 1;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: 64px;
}

/* TOPBAR */
.topbar {
  position: fixed;
  top: 14px; left: 14px; right: 14px;
  z-index: 30;
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 18px;
  border-radius: var(--r-pill);
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--t1); text-decoration: none;
  font-weight: 600; letter-spacing: 0.18em; font-size: 13px;
}
.brand svg { color: var(--c-frontend); }
.brand small {
  color: var(--t3); font-weight: 400; letter-spacing: 0.04em;
  font-size: 11px; margin-left: 4px;
}
.topbar nav { display: flex; gap: 20px; align-items: center; }
.topbar nav a {
  color: var(--t2); text-decoration: none; font-size: 13px;
  letter-spacing: 0.04em;
  transition: color var(--dur-fast) ease;
}
.topbar nav a:hover { color: var(--t1); }

/* DROP ZONE */
.drop {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  padding: 40px 20px;
}
.drop-inner {
  text-align: center; max-width: 520px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.drop-glyph {
  color: var(--c-frontend);
  opacity: 0.7;
  margin-bottom: 8px;
  filter: drop-shadow(0 0 20px rgba(79,140,255,0.4));
  animation: float-slow 4s ease-in-out infinite;
}
@keyframes float-slow {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-6px); }
}
.drop h1 {
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -0.02em;
  font-weight: 700;
}
.drop .sub {
  color: var(--t2); font-size: 16px;
}
.kbd {
  font-family: var(--font-mono); font-size: 12px;
  background: rgba(255,255,255,0.06); padding: 3px 8px;
  border-radius: var(--r-1);
  border: 1px solid rgba(255,255,255,0.08);
}
.picker {
  margin-top: 12px;
  padding: 12px 22px;
  border-radius: var(--r-pill);
  background: var(--c-frontend);
  color: white; font-weight: 600; font-size: 14px;
  letter-spacing: 0.02em;
  box-shadow: 0 16px 40px -12px rgba(79,140,255,0.6);
  transition: transform var(--dur-fast) var(--ease-snap);
}
.picker:hover { transform: translateY(-2px); }
.meta {
  color: var(--t3); font-size: 12px; letter-spacing: 0.04em;
  margin-top: 8px;
}

/* CANVAS */
.canvas {
  flex: 1; padding: 30px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 24px;
}
.canvas.hidden { display: none; }
.canvas-head {
  display: flex; justify-content: space-between; align-items: center;
}
.canvas-title {
  font-size: 11px; letter-spacing: 0.3em; color: var(--t3);
}
.ghost {
  padding: 8px 14px; border-radius: var(--r-pill);
  color: var(--t1); font-size: 13px;
  border: 1px solid rgba(255,255,255,0.08);
  transition: background var(--dur-fast) ease;
}
.ghost:hover { background: rgba(255,255,255,0.05); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

/* CARD */
.card {
  background: rgba(22,30,54,0.55);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--r-3);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 18px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative; overflow: hidden;
  animation: float-in var(--dur-base) var(--ease-snap) both;
}
.card .receipt {
  height: 140px; border-radius: var(--r-2);
  background:
    linear-gradient(135deg, rgba(79,140,255,0.18), rgba(192,132,252,0.18)),
    var(--elevated);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 38px; font-weight: 700;
  color: rgba(255,255,255,0.7); letter-spacing: 0.04em;
  position: relative; overflow: hidden;
}
.card .receipt img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
}
.card .filename {
  font-size: 13px; color: var(--t1); font-weight: 500;
  word-break: break-all;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical;
  overflow: hidden;
}
.card .filemeta { font-size: 11px; color: var(--t3); display: flex; gap: 8px; }
.card .filemeta .pill {
  padding: 2px 8px; border-radius: var(--r-pill);
  background: rgba(255,255,255,0.05);
}
.progress {
  height: 4px; background: rgba(255,255,255,0.06); border-radius: 99px; overflow: hidden;
}
.progress > i {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--c-frontend), var(--c-creative));
  transition: width 200ms linear;
}
.linkrow {
  display: flex; gap: 8px; align-items: center;
  background: rgba(0,0,0,0.3);
  border-radius: var(--r-2);
  padding: 8px 10px;
}
.linkrow input {
  flex: 1; font-family: var(--font-mono); font-size: 11px;
  color: var(--t1);
  background: none; border: none; min-width: 0;
}
.linkrow .copy {
  padding: 4px 10px; border-radius: var(--r-1);
  background: var(--c-theory); color: var(--void);
  font-size: 11px; font-weight: 600;
  transition: transform var(--dur-fast) var(--ease-snap);
}
.linkrow .copy:hover { transform: translateY(-1px); }
.linkrow .copy.copied { background: var(--c-warning); }
.card.error .receipt { background: linear-gradient(135deg, rgba(255,93,115,0.4), rgba(0,0,0,0.3)); }
.card.error .filemeta .pill { background: rgba(255,93,115,0.2); color: var(--c-backend); }

/* DRAG OVERLAY */
.overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(10,14,26,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--dur-fast) ease;
}
.overlay.active { opacity: 1; pointer-events: auto; }
.overlay-inner {
  display: flex; flex-direction: column; align-items: center; gap: 18px;
  border: 2px dashed var(--c-frontend);
  padding: 60px 80px;
  border-radius: 28px;
  animation: pulse-glow 1.6s ease-in-out infinite;
}
.overlay-icon { color: var(--c-frontend); }
.overlay-text {
  font-size: 22px; font-weight: 600; letter-spacing: -0.01em;
  color: var(--t1);
}

@media (max-width: 760px) {
  .topbar { top: 10px; left: 10px; right: 10px; padding: 8px 12px; }
  .drop { padding: 24px 16px; }
  .drop h1 { font-size: 30px; line-height: 1.1; }
  .drop .sub { font-size: 14px; }
  .picker { padding: 12px 18px; font-size: 14px; }
  .meta { font-size: 11px; padding: 0 8px; }
  .canvas { padding: 18px 14px; }
  .grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .card { padding: 14px; }
  .card .receipt { height: 110px; font-size: 30px; }
  .overlay-inner { padding: 36px 32px; border-radius: 22px; }
  .overlay-text { font-size: 18px; }
}
@media (max-width: 380px) {
  .drop h1 { font-size: 26px; }
  .drop-glyph svg { width: 64px; height: 64px; }
}