:root {
  --cream: #f5f3f1;
  --ink: #0a0a0a;
  --stone: #111111;
  --silver: #7d7d7d;
  --clay: #ebe9e6;
  --bronze: #8c7d70;
  --white: #ffffff;
  --border: rgba(10, 10, 10, 0.08);
  --shadow: 0 18px 50px rgba(10, 10, 10, 0.08);
  --radius: 18px;
  --font-sans: "Plus Jakarta Sans", "Helvetica Neue", sans-serif;
  --font-serif: "Playfair Display", Georgia, serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: radial-gradient(circle at top left, #ffffff 0%, var(--cream) 45%, #ece8e3 100%);
  color: var(--stone);
  min-height: 100vh;
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.header {
  margin-bottom: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-logo {
  width: 72px;
  height: auto;
  border-radius: 12px;
  background: var(--ink);
  padding: 10px;
}

.eyebrow {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver);
}

h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 500;
  line-height: 1.05;
}

.subtitle {
  margin: 14px 0 0;
  max-width: 640px;
  color: var(--silver);
  font-size: 1rem;
}

.layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 22px;
  align-items: start;
}

.panel {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.controls {
  padding: 22px;
}

.dropzone {
  border: 1.5px dashed rgba(10, 10, 10, 0.18);
  border-radius: 16px;
  background: linear-gradient(180deg, #fff, #f8f6f4);
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--ink);
  transform: translateY(-1px);
}

.dropzone-inner {
  padding: 28px 18px;
  text-align: center;
}

.drop-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--clay);
  font-size: 22px;
}

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

.file-list {
  margin-top: 16px;
  display: grid;
  gap: 8px;
  max-height: 180px;
  overflow: auto;
}

.file-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--clay);
  font-size: 0.9rem;
}

.file-item span:last-child {
  color: var(--silver);
  white-space: nowrap;
}

.options {
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
  font-size: 0.92rem;
}

.field span {
  font-weight: 600;
}

.field em {
  font-style: normal;
  color: var(--bronze);
  font-weight: 500;
}

select,
input[type="range"] {
  width: 100%;
}

select {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 11px 12px;
  background: #fff;
  font: inherit;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.15s;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn:not(:disabled):hover {
  transform: translateY(-1px);
}

.btn.primary {
  width: 100%;
  margin-top: 18px;
  background: var(--ink);
  color: var(--cream);
}

.btn.secondary {
  background: var(--clay);
  color: var(--ink);
}

.hint {
  margin: 12px 2px 0;
  color: var(--silver);
  font-size: 0.86rem;
}

.results {
  padding: 22px;
  min-height: 520px;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.results-header h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.5rem;
}

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

.meta {
  margin: 8px 0 18px;
  color: var(--silver);
  font-size: 0.9rem;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.preview-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}

.preview-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: #f0eeeb;
}

.preview-card .card-body {
  padding: 10px 12px 12px;
}

.preview-card p {
  margin: 0;
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-card a {
  display: inline-block;
  margin-top: 8px;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.preview-card.error {
  border-color: #d9b0b0;
  background: #fff7f7;
}

.footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--silver);
  font-size: 0.86rem;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: var(--ink);
  color: var(--cream);
  padding: 12px 16px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  max-width: 320px;
}

.toast.error {
  background: #5a1f1f;
}

@media (max-width: 920px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .results {
    min-height: auto;
  }
}