:root {
  --bg-base: #eef5ff;
  --bg-soft: #fff8ef;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-soft: #f4f8fd;
  --line: rgba(95, 118, 156, 0.18);
  --line-soft: rgba(95, 118, 156, 0.1);
  --text: #18324d;
  --muted: #66778d;
  --brand: #2f6fed;
  --brand-strong: #1742a2;
  --brand-soft: #e9f1ff;
  --danger: #df5c5c;
  --danger-soft: #ffe7e7;
  --amber: #ffd08a;
  --shadow: 0 30px 80px rgba(31, 53, 91, 0.14);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 36%),
    radial-gradient(circle at bottom right, rgba(255, 208, 143, 0.34), transparent 28%),
    linear-gradient(160deg, var(--bg-base), var(--bg-soft));
}

body {
  display: grid;
  place-items: center;
  padding: 28px;
}

main {
  width: min(1260px, 100%);
  display: grid;
  gap: 18px;
}

.hidden {
  display: none !important;
}

.card {
  background: var(--surface);
  color: var(--text);
  border-radius: 32px;
  padding: 28px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  animation: rise-in 240ms ease-out;
}

h1,
h2,
h3 {
  margin-top: 0;
  margin-bottom: 0.45em;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.35rem);
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.6rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

p {
  margin: 0;
}

button,
input,
select {
  font: inherit;
}

button,
input[type="file"],
.password-input,
.text-input,
.library-search,
.library-sort,
.library-type,
.library-folder {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
}

button {
  background: linear-gradient(135deg, var(--brand), #4b8cff);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 14px 30px rgba(47, 111, 237, 0.22);
  transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease;
}

button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 18px 34px rgba(47, 111, 237, 0.26);
  filter: saturate(1.06);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  box-shadow: none;
}

.ghost {
  background: var(--brand-soft);
  color: var(--brand-strong);
  box-shadow: inset 0 0 0 1px rgba(47, 111, 237, 0.14);
}

.secondary {
  background: linear-gradient(135deg, #ffe3b7, var(--amber));
  color: #8b5708;
  box-shadow: 0 14px 30px rgba(255, 182, 90, 0.2);
}

.danger {
  background: linear-gradient(135deg, var(--danger), #f08080);
  box-shadow: 0 14px 30px rgba(223, 92, 92, 0.2);
}

.full-width {
  width: 100%;
}

.muted {
  color: var(--muted);
}

#openGate {
  margin-top: 14px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.library-top-actions,
.library-view-toggle,
.library-quick-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.list,
.grid {
  display: grid;
  gap: 18px;
}

.list {
  margin-top: 18px;
}

.grid {
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  align-items: start;
  margin-top: 16px;
}

.link-card,
.media-card,
.upload,
.viewer,
.library-toolbar,
.selection-bar {
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(239, 245, 255, 0.92));
  border: 1px solid var(--line-soft);
  box-shadow: 0 18px 45px rgba(31, 53, 91, 0.08);
}

.link-card {
  padding: 22px 24px 24px;
}

.link-card strong {
  display: block;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  margin-bottom: 8px;
}

.link-columns {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.link-column {
  padding: 16px 18px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(247, 250, 255, 0.98), rgba(240, 245, 252, 0.92));
  border: 1px solid rgba(95, 118, 156, 0.12);
}

.website-group,
.repo-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.link-pill {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  text-decoration: none;
  background: var(--brand-soft);
  color: var(--brand-strong);
  padding: 11px 16px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: inset 0 0 0 1px rgba(47, 111, 237, 0.14);
  transition: transform 160ms ease, box-shadow 160ms ease;
  overflow-wrap: anywhere;
}

.link-pill:hover {
  transform: translateY(-1px);
}

.upload,
.library-toolbar,
.selection-bar,
.viewer {
  padding: 18px;
}

.upload {
  display: grid;
  gap: 14px;
}

.upload-folder-row {
  display: grid;
}

.field-row {
  display: grid;
  gap: 8px;
}

.upload label {
  display: inline-block;
  font-weight: 700;
}

input[type="file"],
.password-input,
.text-input,
.library-search,
.library-sort,
.library-type,
.library-folder {
  width: 100%;
  background: var(--surface-soft);
  color: var(--text);
  border: 1px solid rgba(95, 118, 156, 0.14);
}

input[type="file"]::file-selector-button {
  border: 0;
  border-radius: 999px;
  padding: 10px 14px;
  margin-right: 12px;
  background: var(--brand-soft);
  color: var(--brand-strong);
  font-weight: 700;
}

.library-toolbar {
  display: grid;
  gap: 14px;
}

.library-top-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.library-tabs,
.library-quick-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.active-tab {
  background: linear-gradient(135deg, var(--brand), #4b8cff);
  color: #ffffff;
}

.library-tools {
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) repeat(3, minmax(170px, 1fr));
  gap: 12px;
}

.library-meta {
  min-height: 1.4em;
}

.selection-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.selection-summary {
  display: grid;
  gap: 4px;
}

.selection-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.media-card {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.trash-card {
  background: linear-gradient(145deg, rgba(255, 247, 240, 0.98), rgba(248, 241, 235, 0.94));
}

.media-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.media-title-wrap {
  display: grid;
  gap: 10px;
  min-width: 0;
  flex: 1 1 auto;
}

.media-title {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.18;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}

.media-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.tag-image,
.tag-video,
.tag-folder {
  background: var(--brand-soft);
  color: var(--brand-strong);
}

.tag-trash {
  background: var(--danger-soft);
  color: #a23a3a;
}

.select-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 20px rgba(24, 50, 77, 0.08);
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}

.select-pill input {
  margin: 0;
}

.media-meta {
  color: var(--muted);
  font-size: 0.95rem;
  min-height: 1.3em;
}

.media-preview {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  background: linear-gradient(160deg, rgba(235, 242, 255, 0.9), rgba(248, 244, 239, 0.9));
  border: 1px solid rgba(95, 118, 156, 0.08);
  min-height: 240px;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.media-preview:hover {
  transform: translateY(-1px);
  box-shadow: inset 0 0 0 1px rgba(47, 111, 237, 0.18), 0 12px 26px rgba(31, 53, 91, 0.08);
}

.media-preview:focus-visible {
  outline: 3px solid rgba(47, 111, 237, 0.3);
  outline-offset: 3px;
}

.media-preview img,
.media-preview video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-play-badge {
  position: absolute;
  inset: auto auto 14px 14px;
  width: 52px;
  height: 52px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(13, 22, 37, 0.72);
  box-shadow: 0 18px 30px rgba(13, 22, 37, 0.22);
  backdrop-filter: blur(10px);
  pointer-events: none;
}

.video-play-triangle {
  width: 0;
  height: 0;
  margin-left: 4px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 16px solid #ffffff;
}

.preview-hint {
  position: absolute;
  left: 14px;
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(21, 31, 49, 0.74);
  color: #f7fbff;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 14px 24px rgba(17, 26, 41, 0.22);
  backdrop-filter: blur(10px);
}

.preview-hint::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.34);
  border-top-color: #ffffff;
  animation: spin 0.9s linear infinite;
}

.pending-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(15, 22, 36, 0.12));
  pointer-events: none;
}

.preview-error .preview-hint {
  background: rgba(127, 29, 29, 0.82);
}

.preview-error .preview-hint::before {
  animation: none;
  border-color: rgba(255, 255, 255, 0.28);
  border-top-color: rgba(255, 255, 255, 0.28);
}

.video-fallback {
  width: 100%;
  height: 100%;
  min-height: 240px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
  background:
    radial-gradient(circle at 50% 35%, rgba(255, 255, 255, 0.18), transparent 22%),
    linear-gradient(160deg, rgba(21, 31, 49, 0.92), rgba(29, 43, 67, 0.94));
  color: #f4f8fd;
}

.action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.media-actions {
  display: grid;
  gap: 10px;
}

.grid.list-mode {
  grid-template-columns: 1fr;
}

.grid.list-mode .media-header {
  grid-area: header;
}

.grid.list-mode .media-meta {
  grid-area: meta;
}

.grid.list-mode .media-preview {
  grid-area: preview;
}

.grid.list-mode .media-actions {
  grid-area: actions;
}

.grid.list-mode .media-card {
  grid-template-columns: minmax(250px, 320px) minmax(0, 1fr);
  grid-template-areas:
    "preview header"
    "preview meta"
    "preview actions";
  align-items: start;
  column-gap: 18px;
}

.grid.list-mode .media-preview {
  min-height: 200px;
  aspect-ratio: 16 / 9;
}

.grid.list-mode .media-actions {
  align-self: end;
}

.viewer {
  position: fixed;
  inset: 24px;
  z-index: 35;
  display: grid;
  gap: 16px;
  align-content: start;
  max-width: min(1100px, calc(100vw - 48px));
  max-height: calc(100vh - 48px);
  margin: auto;
  overflow: auto;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(18px);
  box-shadow: 0 30px 90px rgba(17, 31, 49, 0.28);
}

#viewerMedia {
  position: relative;
}

.viewer img,
.viewer video {
  width: 100%;
  max-height: min(70vh, 720px);
  object-fit: contain;
  border-radius: 22px;
  background: rgba(22, 34, 51, 0.92);
}

.viewer-overlay-controls {
  position: absolute;
  inset: 50% 16px auto 16px;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}

.viewer-overlay-button,
.viewer-overlay-close {
  pointer-events: auto;
}

.viewer-overlay-button {
  min-width: 54px;
  min-height: 54px;
  padding: 0;
  border-radius: 999px;
  font-size: 2rem;
  line-height: 1;
  background: rgba(17, 29, 47, 0.76);
  color: #ffffff;
  box-shadow: 0 20px 32px rgba(14, 24, 38, 0.24);
}

.viewer-overlay-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
}

.controls,
.viewer-toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.viewer-status {
  text-align: right;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 27, 44, 0.42);
  backdrop-filter: blur(12px);
  z-index: 30;
}

.modal-card {
  width: min(560px, calc(100vw - 40px));
  background: rgba(255, 255, 255, 0.96);
  border-radius: 28px;
  padding: 24px;
  border: 1px solid rgba(95, 118, 156, 0.16);
  box-shadow: 0 30px 80px rgba(23, 45, 72, 0.26);
}

.compact-modal {
  width: min(520px, calc(100vw - 32px));
}

.wide-modal {
  width: min(780px, calc(100vw - 32px));
}

.modal-hint,
.modal-error {
  margin-top: 0;
  margin-bottom: 12px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.split-actions {
  justify-content: space-between;
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.compare-card {
  padding: 16px 18px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(247, 250, 255, 0.98), rgba(240, 245, 252, 0.92));
  border: 1px solid rgba(95, 118, 156, 0.12);
}

.compare-body {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.compare-row strong {
  display: block;
  margin-top: 4px;
  line-height: 1.25;
  word-break: break-word;
}

.emergency-exit {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 40;
  background: linear-gradient(135deg, #1d2430, #3f4c5f);
  color: #ffffff;
  box-shadow: 0 18px 36px rgba(16, 24, 38, 0.28);
}

#error {
  background: rgba(255, 236, 236, 0.95);
  color: #7e2727;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1024px) {
  .library-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  header,
  .library-top-row,
  .selection-bar,
  .media-header {
    flex-direction: column;
    align-items: stretch;
  }

  .compare-grid {
    grid-template-columns: 1fr;
  }

  .grid.list-mode .media-card {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "meta"
      "preview"
      "actions";
  }
}

@media (max-width: 720px) {
  body {
    padding: 16px;
  }

  .card {
    padding: 20px;
    border-radius: 24px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .library-tools,
  .action-row,
  .controls,
  .viewer-toolbar {
    grid-template-columns: 1fr;
    display: grid;
  }

  .library-tabs,
  .library-quick-actions,
  .selection-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .media-preview,
  .video-fallback {
    min-height: 220px;
  }

  .emergency-exit {
    top: 12px;
    right: 12px;
  }

  .viewer {
    inset: 12px;
    max-width: calc(100vw - 24px);
    max-height: calc(100vh - 24px);
  }
}