/* ============================================================
   SVG Color Editor — svgcolor-
   Scope: all selectors prefixed with .svgcolor-
   Design: mirrors the site-wide card system (svg-rotate-flip pattern)
   ============================================================ */

/* ── Shell ─────────────────────────────────────────────────── */
.svgcolor-shell {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-bottom: 4rem;
}

/* ── Shared card surface ────────────────────────────────────── */
.svgcolor-hero,
.svgcolor-actions,
.svgcolor-stats,
.svgcolor-preview-card,
.svgcolor-code-card,
.svgcolor-settings,
.svgcolor-output-card,
.svgcolor-error {
    background:
        radial-gradient(circle at top left, rgba(99, 102, 241, 0.12), transparent 31rem),
        linear-gradient(180deg, rgba(24, 27, 36, 0.98), rgba(17, 19, 24, 0.98));
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 20px 70px rgba(0, 0, 0, 0.22);
}

/* ── Error card ────────────────────────────────────────────── */
.svgcolor-error {
    border-color: rgba(248, 113, 113, 0.36);
    background:
        radial-gradient(circle at top left, rgba(248, 113, 113, 0.12), transparent 26rem),
        linear-gradient(180deg, rgba(35, 18, 22, 0.98), rgba(20, 12, 14, 0.98));
    padding: 0.85rem 1rem;
}

/* Critical: hidden attribute must win over any display value */
.svgcolor-error[hidden] { display: none !important; }

.svgcolor-error strong { color: #fecaca; }
.svgcolor-error p { color: #fca5a5; margin: 0.22rem 0 0; font-size: 0.85rem; }

/* ── Hero ──────────────────────────────────────────────────── */
.svgcolor-hero {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem;
    overflow: hidden;
}

.svgcolor-hero__copy { max-width: 820px; }

.svgcolor-eyebrow,
.svgcolor-card-kicker {
    color: var(--accent-light);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.svgcolor-hero h2 {
    margin-top: 0.22rem;
    font-size: clamp(1.45rem, 2.7vw, 2.3rem);
    line-height: 1.04;
    letter-spacing: -0.055em;
}

.svgcolor-hero p {
    max-width: 760px;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.svgcolor-hero__panel {
    display: flex;
    min-width: 270px;
    align-content: center;
    justify-content: flex-end;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.svgcolor-hero__panel span,
.svgcolor-signal-strip span {
    border: 1px solid rgba(129, 140, 248, 0.24);
    border-radius: 999px;
    background: var(--accent-dim);
    color: var(--accent-light);
    font-size: 0.72rem;
    font-weight: 800;
    line-height: 1;
    padding: 0.45rem 0.65rem;
    white-space: nowrap;
}

/* ── Actions card ──────────────────────────────────────────── */
.svgcolor-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.75rem;
    align-items: center;
    padding: 0.75rem;
}

.svgcolor-dropzone {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.85rem;
    min-height: 74px;
    border: 1px dashed rgba(129, 140, 248, 0.36);
    border-radius: 15px;
    background: rgba(99, 102, 241, 0.08);
    padding: 0.75rem;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}

.svgcolor-dropzone.is-over {
    border-color: var(--accent-light);
    background: rgba(99, 102, 241, 0.16);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.16);
}

.svgcolor-dropzone strong,
.svgcolor-dropzone span { display: block; }

.svgcolor-dropzone strong {
    color: var(--text-primary);
    font-size: 0.95rem;
    letter-spacing: -0.02em;
}

.svgcolor-dropzone span {
    margin-top: 0.12rem;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.svgcolor-file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

.svgcolor-action-buttons,
.svgcolor-output-actions,
.svgcolor-preview-tools {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    flex-wrap: wrap;
}

/* ── Buttons ───────────────────────────────────────────────── */
.svgcolor-button,
.svgcolor-preview-tools button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 40px;
    border: 1px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    font: inherit;
    font-size: 0.84rem;
    font-weight: 850;
    line-height: 1;
    padding: 0.65rem 0.9rem;
    text-decoration: none;
    white-space: nowrap;
    transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.svgcolor-button:hover:not(:disabled),
.svgcolor-preview-tools button:hover { transform: translateY(-1px); }
.svgcolor-button:disabled { cursor: not-allowed; opacity: 0.48; }

.svgcolor-button--primary {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    color: #fff;
    box-shadow: 0 14px 32px rgba(99, 102, 241, 0.28);
}

.svgcolor-button--primary span {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    background: rgba(255,255,255,0.18);
    border-radius: 4px;
    padding: 0.15rem 0.35rem;
}

.svgcolor-button--soft {
    border-color: rgba(129, 140, 248, 0.28);
    background: var(--accent-dim);
    color: var(--accent-light);
}

.svgcolor-button--ghost,
.svgcolor-preview-tools button {
    border-color: var(--border);
    background: rgba(255, 255, 255, 0.025);
    color: var(--text-secondary);
}

.svgcolor-button--ghost:hover:not(:disabled),
.svgcolor-preview-tools button:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.svgcolor-preview-tools button.is-active,
.svgcolor-preview-tools button[aria-pressed="true"] {
    border-color: rgba(129, 140, 248, 0.42);
    background: rgba(99, 102, 241, 0.14);
    color: var(--accent-light);
}

/* ── Stats card ────────────────────────────────────────────── */
.svgcolor-stats {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0.65rem;
    padding: 0.75rem;
}

.svgcolor-stat {
    min-width: 0;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(10, 11, 15, 0.34);
    padding: 0.75rem;
}

.svgcolor-stat span {
    display: block;
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.svgcolor-stat strong {
    display: block;
    min-width: 0;
    margin-top: 0.14rem;
    overflow: hidden;
    color: var(--text-primary);
    font-size: clamp(0.9rem, 1.5vw, 1.25rem);
    letter-spacing: -0.04em;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.svgcolor-stat--accent {
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.18), rgba(99, 102, 241, 0.07));
    border-color: rgba(129, 140, 248, 0.32);
}

/* ── Card headers ──────────────────────────────────────────── */
.svgcolor-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.85rem;
    padding: 0.9rem 0.95rem 0.7rem;
}

.svgcolor-card-header h3 {
    margin-top: 0.12rem;
    font-size: 1rem;
    letter-spacing: -0.03em;
}

.svgcolor-card-header p {
    max-width: 510px;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.svgcolor-card-header--preview { align-items: center; }

/* ── Preview card ──────────────────────────────────────────── */
.svgcolor-preview-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    padding: 0 0.75rem 0.75rem;
}

.svgcolor-preview-grid.is-original [data-svgcolor-pane="edited"],
.svgcolor-preview-grid.is-edited [data-svgcolor-pane="original"] { display: none; }

.svgcolor-preview-grid.is-original,
.svgcolor-preview-grid.is-edited { grid-template-columns: minmax(0, 1fr); }

.svgcolor-preview-pane {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 15px;
    background: rgba(8, 9, 13, 0.45);
}

.svgcolor-pane-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border);
    padding: 0.55rem 0.7rem;
}

.svgcolor-pane-label span {
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 850;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.svgcolor-pane-label strong {
    color: var(--accent-light);
    font-size: 0.74rem;
}

.svgcolor-preview-surface {
    display: grid;
    place-items: center;
    min-height: 240px;
    overflow: auto;
    background-color: rgba(255, 255, 255, 0.02);
    background-image:
        linear-gradient(45deg, rgba(255, 255, 255, 0.06) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(255, 255, 255, 0.06) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(255, 255, 255, 0.06) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(255, 255, 255, 0.06) 75%);
    background-position: 0 0, 0 10px, 10px -10px, -10px 0;
    background-size: 20px 20px;
    padding: 1rem;
    color: var(--text-muted);
    text-align: center;
}

.svgcolor-preview-grid:not(.is-grid-visible) .svgcolor-preview-surface {
    background-image: none;
}

.svgcolor-preview-surface p { margin: 0; font-size: 0.85rem; }

.svgcolor-preview-surface svg {
    display: block;
    max-width: min(100%, 420px);
    max-height: 260px;
}

.svgcolor-edited-preview {
    border-left: 1px solid rgba(129, 140, 248, 0.18);
}

/* ── Signal strip ──────────────────────────────────────────── */
.svgcolor-signal-strip {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    border-top: 1px solid var(--border);
    padding: 0.75rem;
}

.svgcolor-signal--safe {
    border-color: rgba(74, 222, 128, 0.32) !important;
    background: rgba(22, 163, 74, 0.12) !important;
    color: #86efac !important;
}

.svgcolor-signal--risk {
    border-color: rgba(251, 191, 36, 0.38) !important;
    background: rgba(180, 83, 9, 0.13) !important;
    color: #fbbf24 !important;
}

.svgcolor-signal--muted {
    border-color: var(--border) !important;
    background: rgba(255, 255, 255, 0.025) !important;
    color: var(--text-muted) !important;
}

/* ── Workspace (2-column: Input left | Settings right; Output full-width below) */
.svgcolor-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(290px, 22rem);
    gap: 1rem;
    align-items: start;
}

.svgcolor-code-card,
.svgcolor-settings,
.svgcolor-output-card { overflow: hidden; min-width: 0; }

/* Output card spans both columns (full width) */
.svgcolor-output-card { grid-column: 1 / -1; }

/* Settings panel card header: narrow column (max 22rem) so
   stack description below the heading instead of side-by-side */
.svgcolor-settings .svgcolor-card-header {
    flex-direction: column;
    gap: 0.3rem;
}

.svgcolor-settings .svgcolor-card-header p {
    max-width: none;
    font-size: 0.75rem;
    line-height: 1.45;
}

/* ── Textarea ──────────────────────────────────────────────── */
.svgcolor-textarea {
    display: block;
    width: calc(100% - 1.5rem);
    min-height: 350px;
    margin: 0 0.75rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(5, 6, 9, 0.62);
    color: var(--text-primary);
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 0.82rem;
    line-height: 1.6;
    outline: none;
    padding: 0.85rem;
    resize: vertical;
    tab-size: 2;
    box-sizing: border-box;
}

.svgcolor-textarea:focus {
    border-color: rgba(129, 140, 248, 0.48);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.13);
}

.svgcolor-textarea--output {
    min-height: 280px;
    max-height: 520px;
    overflow: auto;
    white-space: pre;
    color: var(--text-secondary);
    cursor: default;
}

/* ── Section headers ───────────────────────────────────────── */
.svgcolor-section-header {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin: 0 0.85rem 0.55rem;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 850;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    border-top: 1px solid var(--border);
    padding-top: 0.75rem;
}

/* ── Replace option toggles ────────────────────────────────── */
.svgcolor-replace-options {
    display: grid;
    gap: 0.5rem;
    padding: 0 0.85rem 0.85rem;
}

.svgcolor-toggle {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.4rem;
    min-height: 42px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(5, 6, 9, 0.36);
    color: var(--text-muted);
    font-size: 0.82rem;
    padding: 0.55rem 0.65rem;
    cursor: pointer;
}

.svgcolor-toggle input[type="checkbox"] {
    accent-color: var(--accent);
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    cursor: pointer;
}

/* ── Palette area ──────────────────────────────────────────── */
.svgcolor-palette {
    padding: 0 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 420px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.svgcolor-palette-empty {
    color: var(--text-muted);
    font-size: 0.82rem;
    text-align: center;
    padding: 1.5rem 0.5rem;
    margin: 0;
}

/* ── Color cards ───────────────────────────────────────────── */
.svgcolor-color-card {
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(10, 11, 15, 0.44);
    padding: 0.6rem 0.7rem;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    transition: border-color 0.14s;
}

.svgcolor-color-card.is-changed {
    border-color: rgba(129, 140, 248, 0.48);
    background: rgba(99, 102, 241, 0.07);
}

.svgcolor-color-card__top {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.svgcolor-swatch {
    width: 26px;
    height: 26px;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
    cursor: pointer;
}

.svgcolor-swatch.is-transparent {
    background-image:
        linear-gradient(45deg, #444 25%, transparent 25%),
        linear-gradient(-45deg, #444 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #444 75%),
        linear-gradient(-45deg, transparent 75%, #444 75%);
    background-size: 8px 8px;
    background-position: 0 0, 0 4px, 4px -4px, -4px 0;
    background-color: #222;
}

.svgcolor-color-info { flex: 1; min-width: 0; }

.svgcolor-color-original {
    font-size: 0.73rem;
    font-family: "Cascadia Code", Consolas, monospace;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.svgcolor-color-hex {
    font-size: 0.78rem;
    font-family: "Cascadia Code", Consolas, monospace;
    font-weight: 700;
    color: var(--text-primary);
}

.svgcolor-color-count {
    font-size: 0.68rem;
    color: var(--text-muted);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.1rem 0.35rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.svgcolor-color-card__controls {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.svgcolor-color-picker {
    width: 26px;
    height: 26px;
    border-radius: 6px;
    border: 1px solid var(--border);
    padding: 2px;
    background: rgba(5,6,9,0.62);
    cursor: pointer;
    flex-shrink: 0;
}

.svgcolor-color-input {
    flex: 1;
    min-width: 0;
    background: rgba(5, 6, 9, 0.62);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: "Cascadia Code", Consolas, monospace;
    font-size: 0.77rem;
    padding: 0.3rem 0.5rem;
    outline: none;
    transition: border-color 0.14s;
}

.svgcolor-color-input:focus { border-color: rgba(129, 140, 248, 0.48); }
.svgcolor-color-input.is-invalid { border-color: rgba(248, 113, 113, 0.6); }

.svgcolor-card-apply {
    padding: 0.26rem 0.5rem;
    font-size: 0.72rem;
    font-weight: 800;
    border-radius: 7px;
    border: 1px solid rgba(129, 140, 248, 0.42);
    background: rgba(99, 102, 241, 0.14);
    color: var(--accent-light);
    cursor: pointer;
    transition: background 0.14s, transform 0.12s;
    white-space: nowrap;
    flex-shrink: 0;
    font: inherit;
    font-size: 0.72rem;
    font-weight: 800;
}

.svgcolor-card-apply:hover { background: rgba(99, 102, 241, 0.24); transform: translateY(-1px); }

.svgcolor-card-reset {
    padding: 0.26rem 0.42rem;
    font-size: 0.78rem;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: border-color 0.14s, color 0.14s;
    flex-shrink: 0;
    font: inherit;
}

.svgcolor-card-reset:hover { border-color: rgba(248, 113, 113, 0.5); color: #fca5a5; }

.svgcolor-non-editable {
    font-size: 0.68rem;
    color: var(--text-muted);
    opacity: 0.7;
    padding-left: 0.1rem;
}

.svgcolor-cssvar-note {
    font-size: 0.68rem;
    color: #fbbf24;
    padding-left: 0.1rem;
}

/* ── Bulk actions ──────────────────────────────────────────── */
.svgcolor-bulk-actions {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 0 0.85rem 0.85rem;
}

.svgcolor-tool-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(99, 102, 241, 0.08);
    color: var(--accent-light);
    cursor: pointer;
    font: inherit;
    font-size: 0.77rem;
    font-weight: 820;
    line-height: 1;
    padding: 0.5rem 0.7rem;
    white-space: nowrap;
    transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}

.svgcolor-tool-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    border-color: rgba(129, 140, 248, 0.48);
    background: rgba(99, 102, 241, 0.16);
}

.svgcolor-tool-btn:disabled { opacity: 0.38; cursor: not-allowed; }

.svgcolor-tool-btn--muted {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-secondary);
}

.svgcolor-tool-btn--muted:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.07);
    border-color: var(--border-hover);
    color: var(--text-primary);
}

/* ── Preserve note ─────────────────────────────────────────── */
.svgcolor-preserve-note {
    display: grid;
    gap: 0.28rem;
    margin: 0.2rem 0.85rem 0.85rem;
    border: 1px solid rgba(16, 185, 129, 0.24);
    border-radius: 14px;
    background: rgba(6, 78, 59, 0.16);
    color: var(--text-secondary);
    font-size: 0.78rem;
    padding: 0.75rem;
}

.svgcolor-preserve-note strong {
    color: var(--text-primary);
    font-size: 0.82rem;
}

/* ── Output actions ────────────────────────────────────────── */
.svgcolor-output-actions { padding: 0 0.75rem 0.85rem; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1120px) {
    .svgcolor-actions {
        grid-template-columns: 1fr;
    }
    .svgcolor-action-buttons {
        justify-content: flex-start;
    }
}

@media (max-width: 900px) {
    .svgcolor-hero { flex-direction: column; }
    .svgcolor-hero__panel { min-width: 0; justify-content: flex-start; }
    .svgcolor-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .svgcolor-preview-grid { grid-template-columns: 1fr; }
    .svgcolor-workspace {
        grid-template-columns: 1fr;
    }
    .svgcolor-output-card { grid-column: 1; }
}

@media (max-width: 640px) {
    .svgcolor-actions,
    .svgcolor-dropzone,
    .svgcolor-card-header,
    .svgcolor-card-header--preview {
        align-items: stretch;
        flex-direction: column;
    }
    .svgcolor-card-header,
    .svgcolor-card-header--preview { display: flex; }
    .svgcolor-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .svgcolor-button,
    .svgcolor-preview-tools button { width: 100%; }
    .svgcolor-action-buttons,
    .svgcolor-output-actions,
    .svgcolor-preview-tools { width: 100%; }
    .svgcolor-preview-surface { min-height: 190px; }
}

@media (max-width: 460px) {
    .svgcolor-hero,
    .svgcolor-actions,
    .svgcolor-stats,
    .svgcolor-preview-card,
    .svgcolor-code-card,
    .svgcolor-settings,
    .svgcolor-output-card { border-radius: 14px; }
    .svgcolor-stats { grid-template-columns: 1fr; }
    .svgcolor-textarea { min-height: 270px; }
}