/* ===================================================================
   TRENDS FOR SALE (TFS) - IMAGE & EMBEDDED ASSET STUDIO STYLES
   =================================================================== */

.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.img-main {
  flex: 1 0 auto;
  padding-bottom: 80px;
}

/* -------------------------------------------------------------------
   Hero Section
   ------------------------------------------------------------------- */
.img-hero {
  padding: 60px 24px 36px;
  background: var(--gradient-glow);
  text-align: center;
  position: relative;
}

.img-hero-container {
  max-width: 900px;
  margin: 0 auto;
}

.badge-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 18px;
}

.img-title {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 14px;
}

.gradient-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.img-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 30px;
  line-height: 1.6;
}

/* Tabs Bar */
.img-tabs-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  background: var(--bg-surface);
  padding: 8px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-card);
  max-width: 600px;
  margin: 0 auto;
}

.img-tab {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.img-tab:hover {
  color: var(--text-primary);
  background: var(--border-subtle);
}

.img-tab.active {
  background: var(--accent-cyan);
  color: #060a12;
  font-weight: 700;
  box-shadow: 0 0 14px var(--accent-cyan-glow);
}

/* -------------------------------------------------------------------
   Content Panes
   ------------------------------------------------------------------- */
.img-content-section {
  padding: 30px 24px 40px;
}

.section-container {
  max-width: 1100px;
  margin: 0 auto;
}

.img-pane {
  display: none;
  animation: fadeIn 0.25s ease forwards;
}

.img-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 18px;
}

.card-head h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.card-head p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Dropzone */
.dropzone-box {
  border: 2px dashed var(--border-card);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.02);
  transition: all var(--transition-fast);
  margin-bottom: 24px;
}

.dropzone-box:hover, .dropzone-box.dragover {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.05);
}

.dropzone-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dropzone-icon svg {
  width: 32px;
  height: 32px;
}

.dropzone-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.dropzone-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.file-input-hidden {
  display: none;
}

/* -------------------------------------------------------------------
   Converter Grid (Preview & Settings)
   ------------------------------------------------------------------- */
.studio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 24px;
}

.preview-col, .settings-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.preview-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  position: relative;
  overflow: hidden;
}

.checkerboard-bg {
  background-image: 
    linear-gradient(45deg, #182030 25%, transparent 25%), 
    linear-gradient(-45deg, #182030 25%, transparent 25%), 
    linear-gradient(45deg, transparent 75%, #182030 75%), 
    linear-gradient(-45deg, transparent 75%, #182030 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}

.preview-box img, .preview-box canvas {
  max-width: 100%;
  max-height: 260px;
  object-fit: contain;
  image-rendering: pixelated;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.preview-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  background: var(--bg-surface);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.controls-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.setting-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.setting-row label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  justify-content: space-between;
}

.dimension-inputs {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
}

.dim-divider {
  font-weight: 700;
  color: var(--text-muted);
}

/* -------------------------------------------------------------------
   Code Export Box (Embedded C-Array)
   ------------------------------------------------------------------- */
.code-preview-wrap {
  margin-top: 24px;
  background: var(--bg-primary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-subtle);
}

.code-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

.code-box {
  max-height: 260px;
  overflow-y: auto;
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #38bdf8;
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.5;
  background: #060b13;
}

/* -------------------------------------------------------------------
   Site Footer (Image Studio)
   ------------------------------------------------------------------- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 60px 24px 30px;
  margin-top: auto;
  width: 100%;
}

.footer-container {
  max-width: 1360px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .site-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
  display: inline-block;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 320px;
  line-height: 1.5;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
  margin: 0;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-badges {
  display: flex;
  gap: 8px;
}

@media (max-width: 768px) {
  .studio-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}