/* ============================================================
   Thư viện ảnh APSA — cùng hệ màu với Organon Dashboard
   ============================================================ */

:root {
  --magenta: #e20177;
  --magenta-50: #fdeaf3;
  --magenta-700: #a80159;

  --ink: #0e1a33;
  --muted: #5a6579;
  --border: #e2e6ee;
  --border-strong: #c7cddb;

  --surface-page: #f6f8fb;
  --surface-card: #ffffff;
  --surface-subtle: #f1f4f9;

  --green: #2f7d32;
  --green-50: #e8f5e9;
  --red: #c62828;
  --red-50: #fdecea;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;

  --shadow-sm: 0 1px 2px rgb(14 26 51 / 0.06);
  --shadow-md: 0 4px 12px rgb(14 26 51 / 0.08);
  --shadow-lg: 0 12px 32px rgb(14 26 51 / 0.14);

  --space-1: 4px;  --space-2: 8px;  --space-3: 12px;
  --space-4: 16px; --space-5: 20px; --space-6: 24px; --space-8: 32px;

  --ease: cubic-bezier(0.2, 0, 0, 1);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
  background: var(--surface-page);
  color: var(--ink);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
}
body { margin: 0; }
.num { font-variant-numeric: tabular-nums; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}

svg { fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.icon { width: 16px; height: 16px; flex: none; }

/* ---------- Thanh trên cùng ---------- */

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: var(--space-5);
  padding: var(--space-3) var(--space-6);
  background: var(--surface-card);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: var(--space-2); flex: none; }
.brand__mark {
  width: 30px; height: 30px; border-radius: var(--radius-sm);
  background: var(--magenta); color: #fff;
  display: grid; place-items: center;
}
.brand__text { font-weight: 600; font-size: 15px; }

.search { position: relative; flex: 1 1 260px; max-width: 460px; }
.search__icon {
  position: absolute; inset-block-start: 50%; inset-inline-start: 10px;
  transform: translateY(-50%); width: 16px; height: 16px; color: var(--muted);
  pointer-events: none;
}
.search input {
  width: 100%; height: 36px;
  padding: 0 32px 0 32px;
  font: inherit; color: var(--ink);
  background: var(--surface-subtle);
  border: 1px solid transparent; border-radius: var(--radius);
  transition: border-color 120ms var(--ease), background 120ms var(--ease);
}
.search input:focus {
  outline: none; background: var(--surface-card);
  border-color: var(--magenta);
  box-shadow: 0 0 0 3px var(--magenta-50);
}
.search__clear {
  position: absolute; inset-block-start: 50%; inset-inline-end: 8px;
  transform: translateY(-50%);
  width: 20px; height: 20px; display: grid; place-items: center;
  color: var(--muted); text-decoration: none; border-radius: 50%;
  font-size: 18px; line-height: 1;
}
.search__clear:hover { background: var(--surface-subtle); color: var(--ink); }

/* ---------- Chuyển lưới / danh sách ---------- */

.viewtoggle {
  display: flex; flex: none; gap: 2px; padding: 2px;
  background: var(--surface-subtle); border-radius: var(--radius-sm);
}
.viewtoggle button {
  display: grid; place-items: center;
  width: 30px; height: 28px; padding: 0;
  background: none; border: 0; border-radius: 5px;
  color: var(--muted); cursor: pointer;
  transition: background 120ms var(--ease), color 120ms var(--ease);
}
.viewtoggle button:hover { color: var(--ink); }
.viewtoggle button svg { width: 16px; height: 16px; }
.viewtoggle button[aria-pressed='true'] {
  background: var(--surface-card); color: var(--magenta);
  box-shadow: var(--shadow-sm);
}
.viewtoggle button:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--magenta-50); }

.counter { margin: 0 0 0 auto; color: var(--muted); font-size: 13px; flex: none; }
.counter strong { color: var(--ink); }
.counter__saved {
  display: inline-block; margin-inline-start: var(--space-2);
  padding: 2px 8px; border-radius: 999px;
  background: var(--green-50); color: var(--green); font-weight: 500;
}

/* ---------- Khung nội dung ---------- */

.wrap {
  max-width: 1760px; margin-inline: auto;
  padding: var(--space-6) var(--space-6) var(--space-8);
}

/* ---------- Vùng kéo thả ---------- */

.dropzone {
  display: grid; place-items: center; gap: var(--space-1);
  padding: var(--space-8) var(--space-6);
  background: var(--surface-card);
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  text-align: center; cursor: pointer;
  transition: border-color 140ms var(--ease), background 140ms var(--ease), transform 140ms var(--ease);
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--magenta); outline: none; }
/* Lớp này do JS thêm vào khi có file đang được rê trên trang. */
.dropzone.is-over {
  border-color: var(--magenta);
  background: var(--magenta-50);
  transform: scale(1.005);
}
.dropzone__icon { width: 34px; height: 34px; color: var(--magenta); margin-bottom: var(--space-2); }
.dropzone__title { margin: 0; font-size: 16px; font-weight: 600; }
.dropzone__hint { margin: 0; color: var(--muted); }
.dropzone__note {
  margin: var(--space-3) 0 0; max-width: 62ch;
  font-size: 12px; color: var(--muted);
}
kbd {
  font: inherit; font-size: 11px; padding: 1px 5px;
  background: var(--surface-subtle); border: 1px solid var(--border);
  border-radius: 4px;
}
.linklike {
  font: inherit; color: var(--magenta); background: none; border: 0;
  padding: 0; cursor: pointer; text-decoration: underline;
}

/* ---------- Hàng đợi upload ---------- */

.queue { list-style: none; margin: var(--space-4) 0 0; padding: 0; display: grid; gap: var(--space-2); }
.queue li {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.queue__name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.queue__bar { flex: none; width: 140px; height: 6px; background: var(--surface-subtle); border-radius: 999px; overflow: hidden; }
.queue__fill { height: 100%; width: 0; background: var(--magenta); transition: width 160ms var(--ease); }
.queue__status { flex: none; font-size: 12px; color: var(--muted); min-width: 92px; text-align: right; }
.queue li.is-done .queue__fill { background: var(--green); }
.queue li.is-error { border-color: var(--red-50); background: var(--red-50); }
.queue li.is-error .queue__status { color: var(--red); }

/* ---------- Lưới ảnh ---------- */

.grid {
  list-style: none; margin: var(--space-6) 0 0; padding: 0;
  display: grid; gap: var(--space-4);
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.card {
  background: var(--surface-card);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: box-shadow 140ms var(--ease), transform 140ms var(--ease);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.card.is-going { opacity: 0.4; pointer-events: none; }

.card__thumb {
  position: relative; display: block; aspect-ratio: 4 / 3;
  /* Ô caro nhạt để thấy được vùng trong suốt của PNG. */
  background-color: var(--surface-subtle);
  background-image:
    linear-gradient(45deg, #e9edf4 25%, transparent 25%, transparent 75%, #e9edf4 75%),
    linear-gradient(45deg, #e9edf4 25%, transparent 25%, transparent 75%, #e9edf4 75%);
  background-size: 16px 16px;
  background-position: 0 0, 8px 8px;
}
.card__thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }

.badge {
  position: absolute; inset-block-start: 8px; inset-inline-start: 8px;
  padding: 2px 7px; border-radius: 999px;
  font-size: 10px; font-weight: 600; letter-spacing: 0.04em;
  background: rgb(14 26 51 / 0.72); color: #fff;
}

.card__body { padding: var(--space-3); display: grid; gap: var(--space-1); }
.card__name {
  margin: 0; font-weight: 500; font-size: 13px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card__meta { margin: 0; font-size: 12px; color: var(--muted); }
.chip {
  display: inline-block; margin-inline-start: var(--space-1);
  padding: 1px 6px; border-radius: 999px;
  background: var(--green-50); color: var(--green); font-weight: 600; font-size: 11px;
}

.card__actions { display: flex; gap: var(--space-2); margin-top: var(--space-2); }

/* Link đầy đủ: thừa chỗ ở danh sách, chật chội ở lưới nên chỉ hiện ở danh sách. */
.card__url { display: none; }

/* ---------- Chế độ danh sách ----------
   Lớp .view-list nằm trên <html> để áp dụng được ngay từ lúc trang vẽ. */

.view-list .grid { grid-template-columns: 1fr; gap: var(--space-2); }

.view-list .card {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
}
.view-list .card:hover { transform: none; }

.view-list .card__thumb {
  aspect-ratio: 1; width: 68px; height: 52px;
  border-radius: var(--radius-sm); overflow: hidden;
}
.view-list .card__thumb img { object-fit: cover; }
.view-list .badge { inset-block-start: 3px; inset-inline-start: 3px; padding: 1px 4px; font-size: 9px; }

.view-list .card__body {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  align-items: center; gap: var(--space-2) var(--space-5);
  padding: 0; min-width: 0;
}
.view-list .card__name { grid-column: 1; font-size: 14px; }
.view-list .card__meta { grid-column: 2; grid-row: 1; white-space: nowrap; }
.view-list .card__url {
  display: block; grid-column: 1 / -1; grid-row: 2;
  font-size: 12px; color: var(--muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  margin: 0;
}
.view-list .card__actions { margin-top: 0; }
.view-list .btn--primary { flex: none; }

@media (max-width: 720px) {
  /* Ở màn hẹp, danh sách bỏ link đầy đủ để tên file không bị bóp còn vài ký tự. */
  .view-list .card { grid-template-columns: 52px minmax(0, 1fr); }
  .view-list .card__actions { grid-column: 1 / -1; }
  .view-list .card__url { display: none; }
  .view-list .card__body { grid-template-columns: minmax(0, 1fr); }
  .view-list .card__meta { grid-column: 1; grid-row: 2; }
}

/* ---------- Nút ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 32px; padding: 0 12px;
  font: inherit; font-size: 13px; font-weight: 500;
  border-radius: var(--radius-sm); border: 1px solid transparent;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background 120ms var(--ease), border-color 120ms var(--ease), color 120ms var(--ease);
}
.btn--primary { flex: 1; background: var(--magenta); color: #fff; }
.btn--primary:hover { background: var(--magenta-700); }
.btn--primary.is-copied { background: var(--green); }
.btn--ghost { flex: none; width: 32px; padding: 0; background: var(--surface-subtle); color: var(--muted); }
.btn--ghost:hover { background: var(--border); color: var(--ink); }
.btn--danger:hover { background: var(--red-50); color: var(--red); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--magenta-50); }

/* ---------- Trống ---------- */

.empty { text-align: center; padding: var(--space-8) var(--space-4); color: var(--muted); }
.empty__title { margin: 0 0 var(--space-1); font-weight: 600; color: var(--ink); }
.empty__text { margin: 0; }

/* ---------- Toast ---------- */

.toast {
  position: fixed; inset-block-end: 20px; inset-inline-start: 50%;
  transform: translateX(-50%);
  z-index: 60; max-width: 90vw;
  padding: 10px 16px; border-radius: var(--radius);
  background: var(--ink); color: #fff;
  font-size: 13px; box-shadow: var(--shadow-lg);
}
.toast--error { background: var(--red); }

/* ---------- Màn nhỏ ---------- */

@media (max-width: 720px) {
  .topbar { flex-wrap: wrap; gap: var(--space-3); padding-inline: var(--space-4); }
  .counter { margin-inline-start: 0; order: 3; width: 100%; }
  .wrap { padding-inline: var(--space-4); }
  .grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}