:root {
  --bg: #eef1ec;
  --ink: #18222f;
  --muted: #5f6772;
  --card: rgba(255, 255, 255, 0.88);
  --line: #d9d4c8;
  --accent: #1d6d58;
  --accent-2: #b25a39;
  --danger: #a22a2a;
  --shadow: 0 16px 30px rgba(24, 34, 47, 0.1);
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.bg-shape {
  display: none;
}

.bg-shape-a {
  width: 300px;
  height: 300px;
  border-radius: 35% 65% 61% 39% / 34% 32% 68% 66%;
  background: #bfdac6;
  top: -60px;
  right: -70px;
  animation: drift 10s ease-in-out infinite alternate;
}

.bg-shape-b {
  width: 320px;
  height: 320px;
  border-radius: 52% 48% 32% 68% / 58% 42% 58% 42%;
  background: #f7cfaf;
  bottom: -100px;
  left: -90px;
  animation: drift 12s ease-in-out infinite alternate-reverse;
}

.app-shell {
  width: min(1280px, calc(100% - 32px));
  margin: 20px auto 40px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 18px;
}

.content-stack {
  display: grid;
  gap: 18px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  backdrop-filter: blur(4px);
  box-shadow: var(--shadow);
  padding: 18px;
}

.sidebar {
  position: sticky;
  top: 16px;
  height: fit-content;
}

.sidebar h1 {
  margin: 0;
  font-size: 1.5rem;
}

.sidebar p {
  margin: 8px 0 16px;
  color: var(--muted);
  font-size: 0.95rem;
}

.side-nav {
  display: grid;
  gap: 8px;
}

.tab-btn {
  text-align: left;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
}

.tab-btn:hover {
  transform: translateX(2px);
}

.tab-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.hero h2 {
  margin: 0 0 8px;
  letter-spacing: -0.02em;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
  animation: rise 220ms ease;
}

.tab-panel h3 {
  margin: 0 0 12px;
}

.upload-form {
  display: grid;
  gap: 12px;
}

.gallery-photo-layout {
  display: grid;
  gap: 14px;
}

.folder-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.folder-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fbfaf7;
}

.folder-item span {
  color: var(--muted);
  font-size: 0.9rem;
}

.inner-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px;
}

.inner-card h4 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.upload-inline {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field span {
  font-size: 0.9rem;
  color: var(--muted);
}

input[type="text"],
input[type="search"],
input[type="file"],
input[type="range"] {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
}

.status {
  min-height: 1.25rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 14px;
}

.search {
  display: grid;
  gap: 6px;
  min-width: 240px;
  flex: 1;
}

.view-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 11px;
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease, opacity 150ms ease;
}

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

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-secondary {
  background: #fff;
  border-color: var(--line);
}

.btn-danger {
  background: #fff1f1;
  border-color: #efbcbc;
  color: var(--danger);
}

.btn-view {
  border-color: var(--line);
  background: #fff;
}

.btn-view.is-active {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: #fff;
}

.gallery {
  display: grid;
  gap: 12px;
}

.gallery.grid.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.gallery.grid.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.image-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
  display: grid;
  grid-template-rows: 190px auto;
  animation: rise 220ms ease;
}

.thumb-wrap {
  position: relative;
}

.file-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  border-radius: 999px;
  background: rgba(24, 34, 47, 0.8);
  color: #fff;
  padding: 5px 9px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.gallery.list .image-card {
  grid-template-columns: 210px 1fr;
  grid-template-rows: auto;
}

.thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #ece7dc;
}

.content {
  padding: 10px;
  display: grid;
  gap: 8px;
}

.field.small input {
  padding: 7px 9px;
}

.meta-line {
  font-size: 0.88rem;
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 8px;
}

.empty {
  color: var(--muted);
  text-align: center;
  padding: 20px;
  border: 1px dashed var(--line);
  border-radius: 12px;
}

.settings-panel p {
  margin: 0 0 14px;
  color: var(--muted);
}

.settings-form {
  display: grid;
  gap: 10px;
}

.setting-row {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.setting-row label {
  font-weight: 500;
}

.setting-row span {
  font-size: 0.85rem;
  color: var(--muted);
}

.posters-placeholder {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 14px;
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.quality-row {
  display: grid;
  grid-template-columns: 1fr 90px;
  gap: 10px;
  align-items: center;
}

@keyframes drift {
  from {
    transform: translateY(0px) rotate(0deg);
  }
  to {
    transform: translateY(24px) rotate(12deg);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1000px) {
  .gallery.grid.cols-3,
  .gallery.grid.cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .app-shell {
    width: min(100%, calc(100% - 12px));
    margin-top: 10px;
    grid-template-columns: 210px 1fr;
    gap: 10px;
  }

  .panel {
    padding: 12px;
  }

  .sidebar h1 {
    font-size: 1.2rem;
  }

  .sidebar p {
    font-size: 0.85rem;
  }

  .gallery.grid,
  .gallery.grid.cols-2,
  .gallery.grid.cols-3,
  .gallery.grid.cols-4 {
    grid-template-columns: 1fr;
  }

  .gallery.list .image-card {
    grid-template-columns: 1fr;
  }

  .gallery.list .thumb {
    height: 200px;
  }
}