.low-altitude-banner {
    margin: 18px 0 6px;
}
.low-altitude-card {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(255,255,255,0.55), rgba(255,255,255,0.35));
    border: 1px solid rgba(255,255,255,0.65);
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(10px);
}
.low-altitude-card::before {
    content: "";
    position: absolute;
    inset: -40% -20% auto -20%;
    height: 280px;
    background: radial-gradient(closest-side, rgba(99, 102, 241, 0.16), rgba(99, 102, 241, 0) 72%);
    pointer-events: none;
}
.low-altitude-inner {
    display: grid;
    grid-template-columns: 1.05fr 1.55fr;
    gap: 24px;
    align-items: center;
    padding: 26px 26px;
}
.low-altitude-copy {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.low-altitude-kicker {
    font-size: 12px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.55);
}
.low-altitude-title {
    margin: 0;
    font-size: clamp(28px, 3vw, 40px);
    line-height: 1.25;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: #0f172a;
}
.low-altitude-title span {
    display: block;
}
.low-altitude-emphasis {
    font-size: clamp(26px, 3.2vw, 46px);
    background: linear-gradient(110deg, #0f172a 0%, #2563eb 55%, #0ea5e9 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.low-altitude-subtitle {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(15, 23, 42, 0.72);
    margin: 0;
}
.low-altitude-meta {
    display: inline-flex;
    align-items: center;
    gap: 18px;
    font-size: 13px;
    letter-spacing: 0.05em;
    color: rgba(15, 23, 42, 0.6);
}
.low-altitude-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.low-altitude-meta span::before {
    content: "";
    width: 28px;
    height: 1px;
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.7), rgba(14, 165, 233, 0.3));
    border-radius: 999px;
}
.low-altitude-3d {
    position: relative;
    width: 100%;
    height: 220px;
    border-radius: 14px;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.85), rgba(241, 245, 249, 0.7));
    border: 1px solid rgba(15, 23, 42, 0.08);
}
.low-altitude-3d canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}
.low-altitude-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: rgba(15, 23, 42, 0.55);
    letter-spacing: 0.02em;
    user-select: none;
    pointer-events: none;
}

.npu-banner {
    margin: 18px 0 6px;
}
.npu-card {
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.35));
    color: #0f172a;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.65);
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(10px);
}
.npu-card::before {
    content: "";
    position: absolute;
    inset: -40% -20% auto -20%;
    height: 280px;
    background: radial-gradient(closest-side, rgba(99, 102, 241, 0.16), rgba(99, 102, 241, 0) 72%);
    pointer-events: none;
}
.npu-inner {
    display: grid;
    grid-template-columns: 1.55fr 1.05fr;
    gap: 24px;
    padding: 26px;
    align-items: center;
}
.npu-3d {
    position: relative;
    width: 100%;
    height: 220px;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.85), rgba(241, 245, 249, 0.7));
    border: 1px solid rgba(15, 23, 42, 0.08);
    overflow: hidden;
}
.npu-3d canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}
.npu-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: rgba(15, 23, 42, 0.55);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    pointer-events: none;
}
.npu-copy {
    position: relative;
    z-index: 1;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.npu-kicker {
    font-size: 12px;
    letter-spacing: 0.3em;
    color: rgba(37, 99, 235, 0.7);
    text-transform: uppercase;
}
.npu-title {
    margin: 0;
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.2;
    font-weight: 800;
    color: #0f172a;
}
.npu-title span {
    display: block;
}
.npu-emphasis {
    font-size: clamp(28px, 3.2vw, 40px);
    background: linear-gradient(120deg, #2563eb 0%, #0ea5e9 45%, #22d3ee 85%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.npu-desc {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(15, 23, 42, 0.72);
    margin: 0;
}
.npu-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(100, 116, 139, 0.9);
}
.npu-meta span {
    position: relative;
    padding-left: 18px;
}
.npu-meta span::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(120deg, #60a5fa, #c084fc);
    box-shadow: 0 0 8px rgba(14, 165, 233, 0.35);
}

@media (max-width: 900px) {
    .low-altitude-inner {
        grid-template-columns: 1fr;
    }
    .low-altitude-3d {
        height: 200px;
    }
    .npu-inner {
        grid-template-columns: 1fr;
        padding: 26px;
    }
    .npu-3d {
        order: 1;
        height: 200px;
    }
    .npu-copy {
        order: 2;
    }
}

@media (prefers-reduced-motion: reduce) {
    .low-altitude-3d {
        background: rgba(241, 245, 249, 0.9);
    }
}