html {
    background: #f5f7fb;
}
body {
    margin: 0;
    min-height: 100vh;
    background: #f5f7fb;
    color: #0f172a;
    font-family: "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
}
.km-verify {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    box-sizing: border-box;
}
.km-verify-card {
    width: 100%;
    max-width: 400px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
    padding: 36px 28px 28px;
    text-align: center;
}
.km-verify-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 14px;
    border-radius: 14px;
    background: linear-gradient(135deg, #1e73ff, #56a3ff);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 20px rgba(30, 115, 255, 0.25);
}
.km-verify-icon svg {
    width: 24px;
    height: 24px;
}
.km-verify-title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: #0f172a;
}
.km-verify-desc {
    margin: 8px 0 22px;
    font-size: 14px;
    line-height: 1.6;
    color: #64748b;
}
.km-slider {
    position: relative;
    height: 48px;
    border-radius: 999px;
    background: #f1f5f9;
    border: 1px solid rgba(15, 23, 42, 0.06);
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
}
.km-slider.is-success {
    background: #ecfdf5;
    border-color: rgba(22, 163, 74, 0.28);
}
.km-slider.is-loading {
    pointer-events: none;
}
.km-slider__fill {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 48px;
    border-radius: 999px;
    background: rgba(30, 115, 255, 0.16);
    pointer-events: none;
}
.km-slider.is-success .km-slider__fill {
    background: rgba(22, 163, 74, 0.18);
}
.km-slider__hint {
    position: relative;
    z-index: 1;
    display: block;
    line-height: 48px;
    font-size: 13px;
    color: #94a3b8;
    pointer-events: none;
}
.km-slider.is-success .km-slider__hint {
    color: #166534;
}
.km-slider__handle {
    position: absolute;
    left: 2px;
    top: 2px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: #1e73ff;
    color: #fff;
    cursor: grab;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 16px rgba(30, 115, 255, 0.28);
    z-index: 2;
    touch-action: none;
}
.km-slider__handle:active {
    cursor: grabbing;
}
.km-slider__handle:focus-visible {
    outline: 2px solid #1e73ff;
    outline-offset: 2px;
}
.km-slider.is-success .km-slider__handle {
    background: #16a34a;
    box-shadow: 0 8px 16px rgba(22, 163, 74, 0.28);
    cursor: default;
}
.km-slider__handle svg {
    width: 20px;
    height: 20px;
}
.km-verify-status {
    min-height: 20px;
    margin: 14px 0 0;
    font-size: 13px;
    color: #64748b;
}
.km-verify-status.is-error {
    color: #dc2626;
}
.km-verify-status.is-ok {
    color: #166534;
}
@media (max-width: 480px) {
    .km-verify {
        align-items: flex-start;
        padding-top: 72px;
    }
    .km-verify-card {
        padding: 28px 20px 22px;
    }
    .km-verify-title {
        font-size: 18px;
    }
}
@media (prefers-reduced-motion: reduce) {
    .km-slider__fill,
    .km-slider__handle {
        transition: none !important;
    }
}