/* pixel_zoom.css — 像素放大镜页面专属样式（station01-* 共享样式来自 grayscale.css） */

/* ---------- 左栏：缩放控制 ---------- */

.pz-zoom-row {
    display: grid;
    grid-template-columns: 36px 1fr 36px;
    gap: 8px;
    align-items: center;
}

.pz-zoom-row .station01-button {
    justify-content: center;
    min-height: 34px;
    padding: 0;
    font-size: 16px;
    font-weight: 900;
}

.pz-zoom-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(90deg, #dbeafe, #bfdbfe);
    outline: none;
    cursor: pointer;
}

.pz-zoom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    background: var(--s01-blue);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
    cursor: grab;
}

.pz-zoom-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    background: var(--s01-blue);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
    cursor: grab;
}

.pz-zoom-readout {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 2px 0;
}

.pz-zoom-readout span {
    color: var(--s01-muted);
    font-size: 12px;
    font-weight: 750;
}

.pz-zoom-readout strong {
    color: var(--s01-blue-dark);
    font-size: 14px;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
}

.pz-zoom-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 10px;
}

/* ---------- 左栏：开关行 ---------- */

.pz-switch-row {
    display: grid;
    grid-template-columns: auto auto 1fr;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border: 1px solid #dce8fa;
    border-radius: 12px;
    background: #ffffff;
    cursor: pointer;
    transition: var(--s01-transition);
}

.pz-switch-row:hover {
    border-color: #b7cdf2;
}

.pz-switch-row input {
    display: none;
}

.pz-switch-row i {
    position: relative;
    width: 34px;
    height: 18px;
    border-radius: 999px;
    background: #dbe7f8;
    transition: var(--s01-transition);
}

.pz-switch-row i::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.25);
    transition: var(--s01-transition);
}

.pz-switch-row input:checked + i {
    background: var(--s01-blue);
}

.pz-switch-row input:checked + i::after {
    transform: translateX(16px);
}

.pz-switch-row span {
    color: var(--s01-ink);
    font-size: 13px;
    font-weight: 800;
}

.pz-switch-row em {
    color: var(--s01-muted);
    font-size: 11px;
    font-style: normal;
    text-align: right;
}

/* ---------- 左栏：颜色模式选择 ---------- */

.pz-mode-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px;
    align-items: center;
    padding: 8px 10px;
    border: 1px solid #dce8fa;
    border-radius: 12px;
    background: #ffffff;
    transition: var(--s01-transition);
}

.pz-mode-row:hover {
    border-color: #b7cdf2;
}

.pz-mode-label {
    color: var(--s01-ink);
    font-size: 13px;
    font-weight: 800;
}

.pz-mode-select {
    width: 100%;
    min-height: 32px;
    padding: 4px 10px;
    border: 1px solid #cfdef5;
    border-radius: 9px;
    color: var(--s01-blue-dark);
    font-size: 12px;
    font-weight: 800;
    background: #f8fbff;
    outline: none;
    cursor: pointer;
    transition: var(--s01-transition);
}

.pz-mode-select:hover,
.pz-mode-select:focus {
    border-color: var(--s01-blue);
    background: #ffffff;
}

/* ---------- 中栏：画布舞台 ---------- */

.pz-stage-wrap {
    display: grid;
    gap: 8px;
}

.pz-stage {
    position: relative;
    height: clamp(420px, 56vh, 640px);
    border: 1px solid rgba(219, 231, 248, 0.9);
    border-radius: 18px;
    background:
        linear-gradient(45deg, #f1f6fd 25%, transparent 25%, transparent 75%, #f1f6fd 75%),
        linear-gradient(45deg, #f1f6fd 25%, #fafcff 25%, #fafcff 75%, #f1f6fd 75%);
    background-size: 22px 22px;
    background-position: 0 0, 11px 11px;
    overflow: hidden;
    box-shadow: inset 0 2px 10px rgba(15, 23, 42, 0.05);
}

.pz-stage canvas {
    display: block;
    width: 100%;
    height: 100%;
    cursor: crosshair;
}

.pz-stage canvas.is-panning {
    cursor: grabbing;
}

.pz-empty {
    position: absolute;
    inset: 0;
    display: grid;
    place-content: center;
    gap: 6px;
    text-align: center;
    color: var(--s01-muted);
    background: rgba(248, 251, 255, 0.88);
    backdrop-filter: blur(4px);
    pointer-events: none;
    transition: opacity 0.3s;
}

.pz-stage.is-empty .pz-empty {
    opacity: 1;
}

.pz-stage:not(.is-empty) .pz-empty {
    opacity: 0;
}

.pz-empty strong {
    color: var(--s01-blue);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.18em;
}

.pz-empty span {
    font-size: 12px;
}

.pz-stage-hint {
    color: var(--s01-muted);
    font-size: 12px;
    font-weight: 700;
    text-align: center;
}

/* ---------- 右栏：像素探针 ---------- */

.pz-probe-card {
    display: grid;
    gap: 12px;
    margin-bottom: 14px;
    padding: 14px;
}

.pz-swatch-wrap {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 12px;
    align-items: center;
}

.pz-swatch {
    display: block;
    width: 64px;
    height: 64px;
    border: 1px solid rgba(219, 231, 248, 0.9);
    border-radius: 14px;
    background: transparent;
    box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.08);
    transition: background 0.12s linear;
}

.pz-swatch-meta {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.pz-swatch-meta strong {
    color: var(--s01-blue-dark);
    font-size: 20px;
    font-weight: 905;
    letter-spacing: 0.02em;
    font-variant-numeric: tabular-nums;
}

.pz-swatch-meta span {
    color: var(--s01-muted);
    font-size: 12px;
    font-weight: 750;
}

.pz-channel-group {
    display: grid;
    gap: 6px;
}

.pz-channel-title {
    color: var(--s01-blue);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 0.12em;
}

.pz-channel-bar {
    position: relative;
    display: grid;
    grid-template-columns: 28px 52px;
    justify-content: space-between;
    gap: 8px;
    min-height: 28px;
    overflow: hidden;
    padding: 6px 12px;
    border: 1px solid rgba(219, 231, 248, 0.6);
    border-radius: 10px;
    background: #ffffff;
}

.pz-channel-bar span,
.pz-channel-bar strong {
    position: relative;
    z-index: 1;
    font-size: 12px;
    font-weight: 900;
}

.pz-channel-bar span {
    color: #475569;
}

.pz-channel-bar strong {
    text-align: right;
    color: var(--s01-blue-dark);
    font-variant-numeric: tabular-nums;
}

.pz-channel-bar i {
    position: absolute;
    inset: 0 auto 0 0;
    width: 0%;
    opacity: 0.18;
    transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.pz-channel-bar.is-cyan i {
    background: linear-gradient(90deg, #06b6d4, #22d3ee);
}

.pz-channel-bar.is-magenta i {
    background: linear-gradient(90deg, #db2777, #f472b6);
}

.pz-channel-bar.is-yellow i {
    background: linear-gradient(90deg, #d97706, #fbbf24);
}

.pz-channel-bar.is-key i {
    background: linear-gradient(90deg, #1e293b, #64748b);
}

/* ---------- 右栏：CMYK 公式卡 ---------- */

.pz-formula-card {
    display: grid;
    gap: 8px;
    margin-top: 14px;
    padding: 14px;
}

.pz-formula {
    padding: 8px 10px;
    border-radius: 10px;
    background: #ffffff;
    border: 1px solid #e3edfb;
    color: var(--s01-blue-dark);
    font-size: 15px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    text-align: center;
}

.pz-formula-note {
    margin: 0;
    color: var(--s01-muted);
    font-size: 11px;
    line-height: 1.6;
}

/* ---------- 本页步骤条为 4 步 ---------- */

.station01-stepper {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* ---------- 窄屏适配 ---------- */

@media (max-width: 1180px) {
    .station01-grid {
        grid-template-columns: 260px minmax(0, 1fr) 280px;
    }
}

@media (max-width: 960px) {
    .station01-grid {
        grid-template-columns: 1fr;
    }

    .pz-stage {
        height: clamp(360px, 48vh, 520px);
    }
}