/* SVG Optimizer — final product UI. Every selector is isolated with .svgopt-. */

.svgopt-shell {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.svgopt-hero,
.svgopt-toolbar,
.svgopt-stats,
.svgopt-stage-card,
.svgopt-inspector,
.svgopt-code-card,
.svgopt-error {
    background:
        radial-gradient(circle at top left, rgba(99, 102, 241, 0.12), transparent 34rem),
        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);
}

.svgopt-hero {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem;
    overflow: hidden;
}

.svgopt-hero__copy { max-width: 760px; }

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

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

.svgopt-hero p {
    max-width: 700px;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.svgopt-hero__badges {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
    flex-wrap: wrap;
    min-width: 240px;
}

.svgopt-hero__badges span,
.svgopt-trust-strip span {
    border: 1px solid rgba(129, 140, 248, 0.24);
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.11);
    color: var(--accent-light);
    font-size: 0.72rem;
    font-weight: 800;
    line-height: 1;
    padding: 0.45rem 0.65rem;
    white-space: nowrap;
}

.svgopt-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem;
}

.svgopt-mode-group {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.45rem;
    width: min(100%, 560px);
}

.svgopt-mode {
    min-height: 64px;
    cursor: pointer;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.025);
    color: var(--text-secondary);
    font: inherit;
    padding: 0.65rem 0.75rem;
    text-align: left;
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.svgopt-mode:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.svgopt-mode.is-active {
    border-color: rgba(129, 140, 248, 0.56);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.2), rgba(99, 102, 241, 0.08));
    color: var(--text-primary);
}

.svgopt-mode strong,
.svgopt-mode span {
    display: block;
}

.svgopt-mode strong {
    font-size: 0.9rem;
    letter-spacing: -0.02em;
}

.svgopt-mode span {
    margin-top: 0.12rem;
    color: var(--text-muted);
    font-size: 0.72rem;
}

.svgopt-toolbar__actions,
.svgopt-output-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    flex-wrap: wrap;
}

.svgopt-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;
}

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

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

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

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

.svgopt-button--ghost:hover:not(:disabled) {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.svgopt-stats {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.65rem;
    padding: 0.75rem;
}

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

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

.svgopt-stat strong {
    display: block;
    margin-top: 0.14rem;
    color: var(--text-primary);
    font-size: clamp(0.95rem, 1.7vw, 1.35rem);
    letter-spacing: -0.04em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.svgopt-stat--accent {
    border-color: rgba(16, 185, 129, 0.24);
    background: rgba(16, 185, 129, 0.08);
}

.svgopt-stat--accent strong { color: #86efac; }

.svgopt-error {
    border-color: rgba(248, 113, 113, 0.34);
    background: rgba(127, 29, 29, 0.18);
    padding: 0.9rem 1rem;
}

.svgopt-error strong { color: #fecaca; }
.svgopt-error p { color: #fca5a5; font-size: 0.88rem; margin-top: 0.2rem; }

.svgopt-app {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 1rem;
    align-items: stretch;
}

.svgopt-stage-card,
.svgopt-inspector,
.svgopt-code-card {
    overflow: hidden;
}

.svgopt-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.8rem;
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--border);
}

.svgopt-card-header h3 {
    margin-top: 0.08rem;
    font-size: 1rem;
    letter-spacing: -0.03em;
}

.svgopt-card-header--stage {
    align-items: center;
}

.svgopt-preview-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.55rem;
    flex-wrap: wrap;
}

.svgopt-preview-tools {
    display: inline-flex;
    gap: 0.22rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: rgba(10, 11, 15, 0.44);
    padding: 0.25rem;
}

.svgopt-preview-tools button {
    min-width: 2.05rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font: inherit;
    font-size: 0.72rem;
    font-weight: 850;
    line-height: 1;
    padding: 0.45rem 0.55rem;
}

.svgopt-preview-tools button:hover:not(:disabled),
.svgopt-preview-tools button.is-active {
    background: var(--accent-dim);
    color: var(--accent-light);
}

.svgopt-preview-tools button:disabled {
    cursor: not-allowed;
    opacity: 0.42;
}

.svgopt-view-switch {
    display: inline-flex;
    gap: 0.25rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: rgba(10, 11, 15, 0.44);
    padding: 0.25rem;
}

.svgopt-view-switch button {
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font: inherit;
    font-size: 0.73rem;
    font-weight: 850;
    line-height: 1;
    padding: 0.45rem 0.62rem;
}

.svgopt-view-switch button.is-active {
    background: var(--accent-dim);
    color: var(--accent-light);
}

.svgopt-stage {
    position: relative;
    min-height: 520px;
    padding: 0.9rem;
}

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

.svgopt-empty {
    position: absolute;
    inset: 0.9rem;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    border: 1px dashed rgba(129, 140, 248, 0.42);
    border-radius: 18px;
    background:
        radial-gradient(circle at center, rgba(99, 102, 241, 0.16), transparent 24rem),
        rgba(10, 11, 15, 0.7);
    color: var(--text-secondary);
    text-align: center;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.svgopt-stage.is-over .svgopt-empty {
    border-color: rgba(129, 140, 248, 0.86);
    background: rgba(99, 102, 241, 0.16);
}

.svgopt-empty[hidden] { display: none; }


.svgopt-stage.is-view-split .svgopt-empty {
    right: auto;
    width: calc((100% - 2.65rem) / 2);
}

.svgopt-stage.is-view-split .svgopt-empty h4,
.svgopt-stage.is-view-split .svgopt-empty p,
.svgopt-stage.is-view-split .svgopt-empty .svgopt-button {
    max-width: min(100%, 22rem);
}

.svgopt-empty__icon {
    display: grid;
    width: 58px;
    height: 58px;
    place-items: center;
    border: 1px solid rgba(129, 140, 248, 0.32);
    border-radius: 20px;
    background: var(--accent-dim);
    color: var(--accent-light);
    font-size: 2rem;
}

.svgopt-empty h4 {
    font-size: 1.15rem;
    letter-spacing: -0.03em;
}

.svgopt-empty p {
    color: #aeb8dc;
    font-size: 0.86rem;
    opacity: 1;
}

.svgopt-preview-grid {
    --svgopt-preview-scale: 1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    min-height: 492px;
}

.svgopt-preview-grid.is-original,
.svgopt-preview-grid.is-optimized {
    grid-template-columns: 1fr;
}

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

.svgopt-preview-pane {
    display: flex;
    min-width: 0;
    min-height: 492px;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(10, 11, 15, 0.3);
}

.svgopt-preview-pane figcaption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.svgopt-preview-pane figcaption strong {
    color: var(--text-secondary);
    font-size: 0.72rem;
    text-transform: none;
    letter-spacing: 0;
}

.svgopt-preview-surface {
    --svgopt-pan-x: 0px;
    --svgopt-pan-y: 0px;
    position: relative;
    display: flex;
    flex: 1;
    min-height: 440px;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    overflow: hidden;
    color: #475569;
    background-color: #f8fafc;
    background-image:
        linear-gradient(45deg, #e2e8f0 25%, transparent 25%),
        linear-gradient(-45deg, #e2e8f0 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #e2e8f0 75%),
        linear-gradient(-45deg, transparent 75%, #e2e8f0 75%);
    background-position: 0 0, 0 10px, 10px -10px, -10px 0;
    background-size: 20px 20px;
}

.svgopt-preview-content {
    display: flex;
    align-items: center;
    justify-content: center;
    width: min(92%, 760px);
    height: min(390px, calc(100% - 2rem));
    transform: translate3d(var(--svgopt-pan-x), var(--svgopt-pan-y), 0) scale(var(--svgopt-preview-scale));
    transform-origin: center center;
    transition: transform 0.14s ease;
    will-change: transform;
}

.svgopt-preview-content svg {
    display: block;
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    overflow: visible;
    filter: drop-shadow(0 20px 24px rgba(15, 23, 42, 0.18));
}

.svgopt-preview-surface.is-panning .svgopt-preview-content {
    transition: none;
}

.svgopt-preview-surface.is-pan-ready { cursor: grab; }
.svgopt-preview-surface.is-panning { cursor: grabbing; user-select: none; }

.svgopt-preview-grid.is-no-checker .svgopt-preview-surface:not(.svgopt-preview-surface--empty) {
    background-color: #f8fafc;
    background-image: none;
}

.svgopt-preview-surface--empty {
    color: var(--text-muted);
    background-color: rgba(15, 23, 42, 0.28);
    background-image: none;
}

.svgopt-trust-strip {
    display: flex;
    gap: 0.45rem;
    flex-wrap: wrap;
    padding: 0 1rem 1rem;
}

.svgopt-trust-strip span {
    color: var(--text-secondary);
    border-color: var(--border);
    background: rgba(255, 255, 255, 0.025);
}

.svgopt-trust-strip span.is-ok {
    color: #86efac;
    border-color: rgba(16, 185, 129, 0.28);
    background: rgba(16, 185, 129, 0.08);
}

.svgopt-trust-strip span.is-warn {
    color: #fbbf24;
    border-color: rgba(245, 158, 11, 0.3);
    background: rgba(245, 158, 11, 0.1);
}

.svgopt-profile-note {
    margin: 0.85rem 0.85rem 0;
    border: 1px solid rgba(129, 140, 248, 0.22);
    border-radius: 14px;
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.45;
    padding: 0.72rem;
}

.svgopt-settings-list {
    display: flex;
    flex-direction: column;
    gap: 0.18rem;
    padding: 0.85rem;
}

.svgopt-toggle-row,
.svgopt-range-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.7rem;
    align-items: start;
    padding: 0.68rem;
    border-radius: 13px;
    color: var(--text-secondary);
}

.svgopt-toggle-row:hover,
.svgopt-range-row:hover { background: rgba(255, 255, 255, 0.028); }

.svgopt-range-row {
    grid-template-columns: 1fr;
}

.svgopt-toggle-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 0.14rem;
    accent-color: var(--accent);
}

.svgopt-toggle-row strong,
.svgopt-range-row strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.84rem;
    letter-spacing: -0.02em;
}

.svgopt-toggle-row small,
.svgopt-range-row small {
    display: block;
    margin-top: 0.08rem;
    color: var(--text-muted);
    font-size: 0.71rem;
    line-height: 1.35;
}

.svgopt-risk { color: #fbbf24 !important; }

.svgopt-range-control {
    display: grid;
    grid-template-columns: 1fr 2rem;
    gap: 0.6rem;
    align-items: center;
}

.svgopt-range-control input[type="range"] {
    width: 100%;
    accent-color: var(--accent);
}

.svgopt-range-control output {
    color: var(--accent-light);
    font-weight: 900;
    text-align: right;
}

.svgopt-output-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
    padding: 0 0.85rem 0.85rem;
}

.svgopt-output-actions .svgopt-button {
    min-width: 0;
    width: 100%;
}

.svgopt-output-actions .svgopt-button:last-child {
    grid-column: 1 / -1;
}

.svgopt-code-card {
    display: grid;
    grid-template-rows: auto 340px;
}

.svgopt-code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.svgopt-code-header p {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.svgopt-tabs {
    display: flex;
    gap: 0.35rem;
}

.svgopt-tab {
    border: 1px solid transparent;
    border-radius: 999px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font: inherit;
    font-size: 0.8rem;
    font-weight: 850;
    line-height: 1;
    padding: 0.48rem 0.78rem;
}

.svgopt-tab.is-active {
    border-color: rgba(129, 140, 248, 0.32);
    background: var(--accent-dim);
    color: var(--accent-light);
}

.svgopt-textarea {
    display: none;
    width: 100%;
    min-height: 340px;
    resize: vertical;
    border: 0;
    outline: none;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px) 0 0 / 3.2rem 100%,
        var(--bg-input);
    color: var(--text-primary);
    font-family: "Cascadia Code", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.83rem;
    line-height: 1.65;
    padding: 1rem;
}

.svgopt-textarea.is-active { display: block; }
.svgopt-textarea::placeholder { color: var(--text-muted); }

@media (max-width: 1120px) {
    .svgopt-app { grid-template-columns: 1fr; }
    .svgopt-inspector { order: 2; }
    .svgopt-settings-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .svgopt-output-actions { grid-template-columns: repeat(3, minmax(0, auto)); justify-content: flex-end; }
    .svgopt-output-actions .svgopt-button:last-child { grid-column: auto; }
}

@media (max-width: 820px) {

    .svgopt-view-switch [data-svgopt-view="split"] {
        display: none;
    }

    .svgopt-stage.is-view-split .svgopt-empty {
        right: 0.9rem;
        width: auto;
        bottom: auto;
        height: calc(360px - 1.8rem);
    }

    .svgopt-stage.is-view-split .svgopt-empty p {
        color: #c0c8ee;
    }

    .svgopt-hero,
    .svgopt-toolbar,
    .svgopt-code-header {
        flex-direction: column;
        align-items: stretch;
    }

    .svgopt-hero__badges,
    .svgopt-toolbar__actions { justify-content: flex-start; }

    .svgopt-mode-group,
    .svgopt-stats,
    .svgopt-preview-grid,
    .svgopt-preview-grid.is-split,
    .svgopt-settings-list {
        grid-template-columns: 1fr;
    }

    .svgopt-stage,
    .svgopt-preview-grid,
    .svgopt-preview-pane { min-height: 360px; }
    .svgopt-preview-surface { min-height: 308px; }

    .svgopt-preview-actions { width: 100%; justify-content: stretch; }
    .svgopt-preview-tools,
    .svgopt-view-switch { width: 100%; }
    .svgopt-preview-tools button,
    .svgopt-view-switch button { flex: 1; }
    .svgopt-button--primary { width: 100%; }
}

@media (max-width: 560px) {
    .svgopt-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .svgopt-toolbar__actions .svgopt-button { flex: 1; }
    .svgopt-output-actions { grid-template-columns: 1fr; }
    .svgopt-output-actions .svgopt-button:last-child { grid-column: auto; }
}