/* 智能设备管理 · 智控叙事型（对齐 zkops 官宣） */

.pp-device-highlights { padding: clamp(3rem, 6vw, 4.5rem) 0; }
.pp-device-highlights__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; text-align: center; }
.pp-device-highlights__value {
    display: block;
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
    background: linear-gradient(180deg, #ffffff 0%, #7dd3c0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.pp-device-highlights__label { display: block; margin-top: 0.75rem; font-size: 0.95rem; color: #a1a1a6; }
.pp-device-highlights__note { margin-top: 2rem; text-align: center; font-size: 0.8rem; color: #8e8e93; }

.pp-device-flow {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}
.pp-device-flow__step {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.75rem 1.5rem;
    border-radius: var(--pp-radius-lg);
    background: var(--pp-card);
    border: 1px solid var(--pp-line);
}
.pp-device-flow__no {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--pp-brand);
    font-variant-numeric: tabular-nums;
}
.pp-device-flow__time {
    font-size: 0.85rem;
    font-variant-numeric: tabular-nums;
    color: var(--pp-text-2);
}
.pp-device-flow h3 {
    margin: 0.35rem 0 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--pp-text);
}
.pp-device-flow p {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--pp-text-2);
}

.pp-device-roles {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.pp-device-roles__card {
    padding: 2rem 1.75rem;
    border-radius: var(--pp-radius-lg);
    background: var(--pp-card);
    border: 1px solid var(--pp-line);
}
.pp-device-roles__name {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--pp-brand);
    text-transform: none;
}
.pp-device-roles h3 {
    margin: 0.75rem 0 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--pp-text);
}
.pp-device-roles p {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--pp-text-2);
}

.pp-device-tabs {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    padding: 0.25rem;
    margin: 0 auto 2rem;
    border-radius: var(--pp-radius-xs);
    background: var(--pp-card);
    border: 1px solid var(--pp-line);
}
[data-pp-scenes] { text-align: center; }
.pp-device-tabs [role="tab"] {
    border: 0;
    background: transparent;
    padding: 0.55rem 1.25rem;
    border-radius: var(--pp-radius-xs);
    font-size: 0.9rem;
    color: var(--pp-text-2);
    cursor: pointer;
}
.pp-device-tabs [role="tab"][aria-selected="true"] {
    background: var(--pp-brand);
    color: #fff;
}
.pp-device-tabs [role="tab"]:focus-visible {
    outline: 2px solid var(--pp-accent);
    outline-offset: 2px;
}
.pp-device-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    justify-items: center;
    gap: 1.25rem;
    text-align: left;
}
.pp-device-panel[hidden] { display: none; }
.pp-device-shot {
    display: block;
    border-radius: var(--pp-radius-lg);
    overflow: hidden;
    background: var(--pp-card);
    box-shadow: var(--pp-shadow-media);
    width: 100%;
}
.pp-device-shot--portrait { max-width: 410px; }
.pp-device-shot img {
    display: block;
    width: 100%;
    height: auto;
}

.pp-device-features {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1.75rem;
}
.pp-device-features h3 {
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--pp-text);
}
.pp-device-features p {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--pp-text-2);
}

.pp-device-arch {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--pp-line);
    border-radius: var(--pp-radius-lg);
    overflow: hidden;
}
.pp-device-arch li {
    padding: 2.25rem 1.75rem;
    background: var(--pp-card);
}
.pp-device-arch h3 {
    margin: 0 0 0.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--pp-text);
}
.pp-device-arch p {
    margin: 0;
    color: var(--pp-text-2);
    line-height: 1.6;
}

@media (prefers-reduced-motion: reduce) {
    .pp-device-tabs [role="tab"],
    .pp-device-shot img { transition: none; }
}

@media (max-width: 1024px) {
    .pp-device-flow { grid-template-columns: repeat(2, 1fr); }
    .pp-device-features { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
    .pp-device-roles,
    .pp-device-arch { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
    .pp-device-highlights__grid,
    .pp-device-flow,
    .pp-device-features,
    .pp-device-panel { grid-template-columns: 1fr; }
}