:root {
  color-scheme: light dark;
  --bg-base: #f2f4f7;
  --bg-alt: #dde3ed;
  --ink: #131a26;
  --ink-soft: #4e5b6c;
  --brand: #1e8cff;
  --brand-strong: #0d67cc;
  --accent: #f28f4a;
  --line: rgba(23, 38, 58, 0.16);
  --surface: rgba(255, 255, 255, 0.86);
  --mono: 'Courier New', Courier, monospace;
  --sans: 'Segoe UI', Tahoma, Arial, Helvetica, sans-serif;
  --display: 'Segoe UI', Tahoma, Arial, Helvetica, sans-serif;
}

html.dark {
  --bg-base: #060a13;
  --bg-alt: #0f1b31;
  --ink: #e8eefb;
  --ink-soft: #99acc8;
  --brand: #4ba3ff;
  --brand-strong: #2c8ff5;
  --accent: #f0a45f;
  --line: rgba(180, 206, 236, 0.18);
  --surface: rgba(10, 18, 30, 0.78);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(0, -8px, 0) scale(1.015);
  }
}

.animate-fade-in {
  animation: fadeIn 0.35s ease-out forwards;
}

.page-transition-root {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.28s ease, transform 0.28s ease;
  will-change: opacity, transform;
}

.page-transition-root.page-transition-visible {
  opacity: 1;
  transform: translateY(0);
}

body {
  user-select: none;
  min-height: 100vh;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(900px 500px at -10% -20%, rgba(49, 116, 236, 0.22), transparent 55%),
    radial-gradient(920px 540px at 115% 10%, rgba(240, 164, 95, 0.16), transparent 58%),
    linear-gradient(160deg, var(--bg-base) 0%, var(--bg-alt) 100%);
  background-attachment: fixed;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(rgba(194, 211, 234, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(194, 211, 234, 0.09) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.2;
}

body::selection {
  background: color-mix(in srgb, var(--brand) 45%, transparent);
  color: #fff;
}

.app-shell #main-content {
  position: relative;
}

#main-header {
  border-color: transparent !important;
}

#main-header.header-scrolled {
  background: color-mix(in srgb, var(--surface) 88%, transparent) !important;
  border-color: var(--line) !important;
  box-shadow: 0 12px 40px rgba(8, 14, 21, 0.13) !important;
  backdrop-filter: blur(14px) saturate(110%);
  -webkit-backdrop-filter: blur(14px) saturate(110%);
}

#main-header button,
#main-header a,
#main-header span {
  font-family: var(--sans);
}

.asset-card {
  border-radius: 18px !important;
  border-color: var(--line) !important;
  background: color-mix(in srgb, var(--surface) 92%, transparent) !important;
  box-shadow: 0 14px 28px rgba(16, 26, 38, 0.08);
}

.asset-card:hover {
  transform: none;
  box-shadow: 0 18px 34px rgba(16, 26, 38, 0.14);
}

.asset-card button:hover {
  transform: none !important;
}

.asset-card img {
  filter: saturate(1.06) contrast(1.04);
}

#main-content section:first-child {
  position: relative;
  overflow: hidden;
  border-radius: 30px;
  border: 1px solid var(--line);
}

#main-content section:first-child::after {
  content: '';
  position: absolute;
  width: 220px;
  height: 220px;
  right: -40px;
  bottom: -50px;
  border-radius: 999px;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 42%, transparent) 0%, transparent 68%);
  animation: drift 6s ease-in-out infinite;
  pointer-events: none;
}

#main-content [class*='font-mono'] {
  font-family: var(--mono);
}

#main-content button {
  transition: transform 0.18s ease, box-shadow 0.24s ease, background-color 0.22s ease;
}

#main-content button:hover {
  transform: translateY(-1px);
}

#main-content .detail-image-nav-btn:hover {
  transform: translateY(-50%) !important;
}

#main-content input,
#main-content select,
#main-content textarea {
  border-radius: 12px !important;
}

#main-content .text-blue-600,
#main-content .dark\:text-blue-400 {
  color: var(--brand) !important;
}

#main-content .bg-blue-600 {
  background-color: var(--brand) !important;
}

#main-content .hover\:bg-blue-500:hover {
  background-color: var(--brand-strong) !important;
}

#main-content .text-red-500,
#main-content .text-red-600,
#main-content .dark\:text-red-400 {
  color: var(--accent) !important;
}

.vault-stage-wrap {
  padding: 10px 0 0;
}

.vault-stage {
  border: 1px solid rgba(154, 179, 215, 0.28);
  background: linear-gradient(180deg, rgba(10, 17, 31, 0.98), rgba(8, 13, 24, 0.98));
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 28px 80px rgba(5, 10, 22, 0.45);
}

.vault-stage,
.vault-stage * {
  font-family: var(--sans);
}

.vault-collection-title,
.vault-collection-hint,
.vault-comments-head h3,
.vault-artist-name {
  font-family: var(--display);
  letter-spacing: 0.03em;
}

.vault-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.vault-gallery-pane {
  padding: 14px;
  border-right: 1px solid rgba(154, 179, 215, 0.18);
}

.vault-canvas-frame {
  position: relative;
  border: 1px solid rgba(154, 179, 215, 0.2);
  border-radius: 12px;
  background: linear-gradient(165deg, rgba(11, 21, 37, 0.92), rgba(8, 16, 29, 0.96));
  padding: 16px;
}

.vault-main-artwork {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(185, 208, 238, 0.26);
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 40%, rgba(28, 48, 77, 0.52), rgba(6, 11, 18, 0.96));
}

.vault-main-image {
  width: 100%;
  height: min(64vh, 680px);
  object-fit: contain;
  object-position: center;
  display: block;
  filter: saturate(1.06) contrast(1.02);
}


.vault-back-btn {
  position: absolute;
  top: 26px;
  left: 26px;
  z-index: 10;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(195, 216, 243, 0.5);
  background: rgba(8, 14, 24, 0.64);
  color: #d6e6fb;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.vault-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(185, 208, 238, 0.45);
  background: rgba(7, 12, 20, 0.66);
  color: #d6e7fc;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.vault-nav-left {
  left: 26px;
}

.vault-nav-right {
  right: 26px;
}

.vault-nav-btn:disabled {
  opacity: 0.34;
  cursor: not-allowed;
}

.vault-collection-header {
  margin-top: 12px;
  margin-bottom: 7px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.vault-collection-title,
.vault-collection-hint {
  margin: 0;
  text-transform: uppercase;
  color: #d6e4fb;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.vault-thumb-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.vault-thumb {
  border: 1px solid rgba(162, 188, 224, 0.42);
  border-radius: 10px;
  overflow: hidden;
  background: rgba(5, 9, 15, 0.8);
  display: block;
}

.vault-thumb.is-active {
  border-color: #6cb0ff;
  box-shadow: 0 0 0 1px #6cb0ff;
}

.vault-thumb-image {
  width: 100%;
  height: 92px;
  object-fit: cover;
  display: block;
}

.vault-side-pane {
  border-top: 1px solid rgba(154, 179, 215, 0.18);
  background: linear-gradient(180deg, rgba(12, 20, 37, 0.94), rgba(9, 16, 30, 0.98));
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.vault-artist-card,
.vault-meta-card,
.vault-comments-card {
  border: 1px solid rgba(162, 188, 224, 0.22);
  border-radius: 10px;
  background: rgba(8, 14, 24, 0.76);
}

.vault-artist-card {
  padding: 12px;
}

.vault-artist-top {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.vault-artist-avatar {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(170, 198, 234, 0.44);
}

.vault-artist-name {
  margin: 0;
  color: #f0f6ff;
  font-size: 1rem;
  font-weight: 700;
}

.vault-artist-role,
.vault-artist-date {
  margin: 2px 0 0;
  font-size: 0.75rem;
  color: #9db3d3;
}

.vault-artist-description {
  margin: 10px 0 0;
  color: #d4e1f5;
  line-height: 1.45;
  font-size: 0.86rem;
  white-space: pre-line;
}

.vault-admin-actions {
  margin-top: 10px;
  display: flex;
  gap: 6px;
}

.vault-admin-btn {
  border: 1px solid rgba(127, 174, 232, 0.52);
  color: #b9d8ff;
  background: rgba(34, 73, 122, 0.25);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 7px;
  padding: 5px 9px;
  font-size: 0.62rem;
  font-weight: 700;
}

.vault-admin-btn-danger {
  border-color: rgba(243, 147, 113, 0.56);
  color: #ffb69e;
  background: rgba(118, 45, 26, 0.28);
}

.vault-meta-card {
  padding: 9px 12px;
}

.vault-meta-card p {
  margin: 0;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(163, 190, 228, 0.12);
  font-size: 0.72rem;
  color: #a8bddd;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.vault-meta-card p:last-child {
  border-bottom: none;
}

.vault-meta-card strong {
  color: #edf4ff;
  font-family: var(--mono);
  font-size: 0.72rem;
}

.vault-comments-card {
  padding: 10px;
  min-height: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.vault-comments-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.vault-comments-head h3,
.vault-comments-head span {
  margin: 0;
  color: #d8e7ff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 700;
}

.vault-comments-list {
  overflow-y: auto;
  padding-right: 2px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.vault-comment-item {
  border: 1px solid rgba(163, 190, 228, 0.14);
  border-radius: 8px;
  padding: 8px;
  background: rgba(6, 10, 17, 0.58);
}

.vault-comment-item p {
  margin: 0;
  font-size: 0.8rem;
  color: #d5e4f8;
  line-height: 1.42;
}

.vault-comment-item p strong {
  color: #f4f8ff;
  margin-right: 4px;
}

.vault-comment-item small {
  margin-top: 4px;
  display: block;
  color: #94a9c9;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.vault-upload-shell {
  max-width: 880px;
  margin: 0 auto;
}

.vault-upload-card {
  border: 1px solid rgba(163, 190, 228, 0.24);
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(10, 17, 31, 0.94), rgba(8, 14, 26, 0.97));
  box-shadow: 0 24px 58px rgba(5, 10, 22, 0.4);
}

.vault-upload-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(163, 190, 228, 0.2);
  background: linear-gradient(90deg, rgba(12, 22, 40, 0.9), rgba(9, 16, 30, 0.76));
}

.vault-upload-head h1 {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.92rem;
  color: #edf4ff;
  font-family: var(--display);
}

.vault-upload-head p {
  margin: 6px 0 0;
  color: #98adca;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.vault-cancel-btn {
  border: 1px solid rgba(164, 190, 227, 0.46);
  border-radius: 8px;
  background: rgba(12, 22, 38, 0.72);
  color: #d5e4fb;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 7px 11px;
}

.vault-upload-form {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.vault-upload-section {
  border: 1px solid rgba(163, 190, 228, 0.18);
  border-radius: 12px;
  padding: 12px;
  background: rgba(7, 13, 24, 0.56);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.vault-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.vault-field label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #a3b8d8;
}

.vault-field-hint {
  margin-top: 2px;
  color: #86a0c4;
  font-size: 0.68rem;
  line-height: 1.4;
}

.vault-input {
  width: 100%;
  border: 1px solid rgba(163, 190, 228, 0.34);
  background: rgba(7, 12, 20, 0.78);
  border-radius: 9px;
  padding: 10px 11px;
  color: #e9f1ff;
  font-size: 0.78rem;
  outline: none;
}

.vault-input::placeholder {
  color: #6f87ab;
}

.vault-input:focus {
  border-color: #5faeff;
  box-shadow: 0 0 0 1px #5faeff;
}

.vault-input-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.45;
}

.vault-mono {
  font-family: var(--mono);
}

.vault-private-row {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(243, 178, 124, 0.35);
  background: rgba(95, 49, 20, 0.22);
  border-radius: 9px;
  padding: 9px 10px;
}

.vault-private-row label {
  color: #f1c9a0;
  font-size: 0.68rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.07em;
  cursor: pointer;
}

.vault-checkbox {
  width: 14px;
  height: 14px;
  accent-color: #69b3ff;
}

.vault-upload-actions {
  padding-top: 2px;
}

.vault-submit-btn {
  width: 100%;
  border: 1px solid rgba(126, 178, 240, 0.66);
  border-radius: 10px;
  background: linear-gradient(180deg, #4ca6ff, #2f87dd);
  color: #f6faff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 11px 12px;
  box-shadow: 0 10px 22px rgba(24, 104, 187, 0.36);
}

.vault-submit-btn:hover {
  filter: brightness(1.08);
}

.vault-upload-restricted {
  max-width: 540px;
  margin: 10px auto 0;
  border: 1px solid rgba(163, 190, 228, 0.24);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(10, 17, 31, 0.94), rgba(8, 14, 26, 0.97));
  box-shadow: 0 22px 48px rgba(5, 10, 22, 0.35);
  padding: 28px 24px;
  text-align: center;
}

.vault-upload-restricted-icon {
  margin: 0 auto 12px;
  width: 54px;
  height: 54px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(130, 183, 242, 0.56);
  color: #7cbdfd;
  background: rgba(20, 54, 92, 0.24);
}

.vault-upload-restricted h3 {
  margin: 0;
  color: #edf4ff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.92rem;
  font-family: var(--display);
}

.vault-upload-restricted p {
  margin: 8px auto 14px;
  max-width: 420px;
  color: #9db2d1;
  font-size: 0.8rem;
  line-height: 1.5;
}

@media (min-width: 1100px) {
  .vault-stage {
    grid-template-columns: minmax(0, 1fr) 360px;
  }

  .vault-gallery-pane {
    padding: 16px;
  }

  .vault-side-pane {
    border-top: none;
    border-left: 1px solid rgba(154, 179, 215, 0.18);
    min-height: calc(100vh - 108px);
  }
}

@media (max-width: 900px) {
  .vault-thumb-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .vault-main-image {
    height: min(56vh, 520px);
  }

}

@media (max-width: 680px) {
  .vault-piece-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .vault-main-artwork {
    min-height: 240px;
  }

  .vault-main-image {
    height: min(48vh, 420px);
  }

  .vault-thumb-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .vault-thumb-image {
    height: 78px;
  }

  .vault-nav-left {
    left: 12px;
  }

  .vault-nav-right {
    right: 12px;
  }

  .vault-back-btn {
    top: 14px;
    left: 14px;
  }

  .vault-upload-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .vault-upload-grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }

}

#footer-root footer {
  background: linear-gradient(180deg, rgba(9, 20, 30, 0.94), rgba(6, 12, 19, 0.98)) !important;
  border-top-color: rgba(121, 150, 173, 0.22) !important;
}

#login-modal > div,
#confirm-modal > div {
  border-radius: 22px !important;
  border-color: var(--line) !important;
}

#security-toast {
  border-left-color: var(--brand) !important;
}

@media (max-width: 768px) {
  #main-content {
    padding-top: 84px !important;
  }

  #main-content section:first-child {
    border-radius: 22px;
  }
}