/* =========================================
   COLOR PALETTE EXTRACTOR TOOL CSS
   ========================================= */

:root { --tool-accent-tint: #fffbeb; --mono-font: 'JetBrains Mono', 'Courier New', monospace; }
[data-theme="dark"] { --tool-accent-tint: #451a03; }

.tool-hero {
    padding: 4rem 0 3rem;
    background: radial-gradient(circle at center, var(--bg-light) 0%, var(--bg-main) 100%);
    border-bottom: 1px solid var(--border-color);
}
.category-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.35rem 1rem; border-radius: 50px; font-size: 0.85rem; font-weight: 700;
    color: #fff; margin-bottom: 1.5rem; text-transform: uppercase; letter-spacing: 0.5px;
}

.tool-interface-wrapper { padding: 2rem 0 4rem; background-color: var(--bg-main); }
.tool-container { max-width: 1100px; margin: 0 auto; }

.drop-zone {
    border: 2px dashed var(--border-color); border-radius: 16px; padding: 4rem 2rem;
    text-align: center; background: var(--bg-main); transition: all var(--transition-speed);
    cursor: pointer; max-width: 800px; margin: 0 auto;
}
.drop-zone.dragover { background: var(--tool-accent-tint); border-color: var(--cat-image); }
.drop-icon {
    width: 80px; height: 80px; margin: 0 auto 1.5rem; background: var(--tool-accent-tint);
    border-radius: 50%; display: flex; align-items: center; justify-content: center; pointer-events: none;
}
.drop-zone h3, .drop-zone p, .supported-formats { pointer-events: none; }
.drop-zone h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.drop-zone p { color: var(--text-muted); margin-bottom: 2rem; }
.upload-actions { display: flex; justify-content: center; gap: 1rem; margin-bottom: 1rem; }
.supported-formats { font-size: 0.85rem !important; margin-bottom: 0 !important; }

.btn-primary-tool {
    background: var(--cat-image); color: #fff; border: none; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.75rem 1.5rem; border-radius: 8px; font-weight: 600; transition: all var(--transition-speed);
}
.btn-primary-tool:hover { background: #92400e; }
.btn-outline {
    background: transparent; border: 1px solid var(--border-color); color: var(--text-main);
    cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
    gap: 0.5rem; padding: 0.75rem 1.5rem; border-radius: 8px; font-weight: 600;
    transition: all var(--transition-speed);
}
.btn-outline:hover { background: var(--bg-light); border-color: var(--cat-image); color: var(--cat-image); }

.workspace-state { background: var(--bg-main); }
.workspace-row { margin: 0; }

/* Image preview panel */
.image-preview-panel {
    background: var(--bg-light); border: 1px solid var(--border-color); border-radius: 16px;
    padding: 1.5rem;
}
.preview-frame {
    width: 100%; border-radius: 10px; overflow: hidden; background: var(--bg-main);
    border: 1px solid var(--border-color); margin-bottom: 1.25rem; display: flex; align-items: center; justify-content: center;
    max-height: 320px;
}
.preview-frame img { width: 100%; height: 100%; max-height: 320px; object-fit: contain; display: block; }

.palette-controls label {
    display: block; font-size: 0.85rem; font-weight: 600; color: var(--text-main);
    margin-bottom: 0.5rem; margin-top: 1rem;
}
.palette-controls label:first-child { margin-top: 0; }
.form-range { width: 100%; accent-color: var(--cat-image); }
.form-control {
    width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--border-color); border-radius: 8px;
    background-color: var(--bg-main); color: var(--text-main); font-family: inherit; font-size: 0.9rem;
    outline: none; transition: border-color var(--transition-speed);
}
.form-control:focus { border-color: var(--cat-image); }

/* Palette result panel */
.palette-result-panel {
    background: var(--bg-main); border: 1px solid var(--border-color); border-radius: 16px;
    padding: 1.5rem; box-shadow: 0 4px 6px -1px var(--card-shadow);
}
.palette-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.palette-header h4 { margin: 0; font-size: 1.1rem; }
.workspace-hint { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 1.25rem; }

.btn-chip {
    background: var(--bg-light); border: 1px solid var(--border-color); color: var(--text-main);
    font-size: 0.78rem; font-weight: 600; padding: 0.4rem 0.85rem; border-radius: 50px;
    cursor: pointer; transition: all 0.15s ease;
}
.btn-chip:hover { border-color: var(--cat-image); color: var(--cat-image); }

.export-dropdown { position: relative; }
.export-menu {
    position: absolute; top: calc(100% + 0.4rem); right: 0; background: var(--bg-main);
    border: 1px solid var(--border-color); border-radius: 10px; box-shadow: 0 10px 25px -5px var(--card-shadow);
    display: flex; flex-direction: column; min-width: 190px; overflow: hidden; z-index: 50;
}
.export-menu[hidden] { display: none; }
.export-menu button {
    background: none; border: none; text-align: left; padding: 0.7rem 1rem; font-size: 0.85rem;
    color: var(--text-main); cursor: pointer; transition: background 0.15s ease; font-family: inherit;
}
.export-menu button:hover { background: var(--bg-light); color: var(--cat-image); }

/* Palette grid */
.palette-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1rem; }
.swatch-card {
    border-radius: 12px; overflow: hidden; border: 1px solid var(--border-color); cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.swatch-card:hover { transform: translateY(-3px); box-shadow: 0 8px 18px -4px var(--card-shadow); }
.swatch-color { height: 90px; width: 100%; }
.swatch-info { background: var(--bg-light); padding: 0.6rem 0.7rem; }
.swatch-hex { font-family: var(--mono-font); font-weight: 700; font-size: 0.85rem; color: var(--text-main); }
.swatch-rgb, .swatch-hsl { font-family: var(--mono-font); font-size: 0.7rem; color: var(--text-muted); }

.processing-state { padding: 4rem 2rem; text-align: center; }
.spinner {
    width: 50px; height: 50px; border: 4px solid var(--bg-light); border-top: 4px solid var(--cat-image);
    border-radius: 50%; margin: 0 auto 1.5rem; animation: spin 1s linear infinite;
}
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

.step-card { padding: 2rem 1rem; }
.step-icon {
    width: 64px; height: 64px; margin: 0 auto 1.5rem; background: var(--tool-accent-tint);
    color: var(--cat-image); border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.feature-card { background: var(--bg-main); border: 1px solid var(--border-color); border-radius: 12px; padding: 1.5rem; height: 100%; }

.faq-accordion { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
.accordion-item { background: var(--bg-main); border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden; }
.accordion-header {
    width: 100%; text-align: left; padding: 1.25rem; background: none; border: none;
    font-size: 1.05rem; font-weight: 600; color: var(--text-main); cursor: pointer;
    display: flex; justify-content: space-between; align-items: center; font-family: var(--font-family);
}
.accordion-header svg { transition: transform 0.3s ease; }
.accordion-header[aria-expanded="true"] svg { transform: rotate(180deg); }
.accordion-content {
    max-height: 0;
    overflow: hidden;
    padding: 0 1.25rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.accordion-content.open {
    max-height: 600px;
    padding: 0 1.25rem 1.25rem;
}
@media (max-width: 991px) {
    .image-preview-panel { margin-bottom: 1.5rem; }
}