/* === 3. Hero 区域 === */
.page-hero {
    position: relative; height: 50vh; min-height: 400px;
    display: flex; align-items: center; justify-content: center;
    text-align: center; color: white; overflow: hidden;
    background: #222;
}
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; opacity: 0.6; }
.page-hero .container { position: relative; z-index: 1; padding-top: 60px; }
.hero-breadcrumb { font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1px; }
.page-hero h1 { font-size: clamp(40px, 5vw, 64px); margin-bottom: 24px; font-weight: 800; letter-spacing: -1px; }
.page-hero p { font-size: 20px; color: rgba(255,255,255,0.9); max-width: 800px; margin: 0 auto; }

/* 内容区域 */
.content-section {
    padding: 100px 0;
    background: #fff;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.service-card {
    background: #f9fafb;
    padding: 40px 30px;
    border-radius: var(--radius-unified);
    border: 1px solid #eee;
    transition: all 0.3s;
    text-align: center;
}
.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border-color: var(--primary-color);
    background: white;
}
.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}
.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-main);
}
.service-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
}

/* 项目影像 */
.project-film-section {
    position: relative;
    overflow: hidden;
    padding: 110px 0;
    background: var(--dark-bg);
    color: white;
}

.project-film-section::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
        radial-gradient(circle at 72% 48%, rgba(255,183,0,0.11), transparent 38%);
    background-size: 36px 36px, 36px 36px, auto;
}

.project-film-layout {
    position: relative;
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 58px;
    align-items: center;
}

.project-film-eyebrow {
    display: inline-block;
    margin-bottom: 18px;
    color: var(--primary-color);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.22em;
}

.project-film-copy h2 {
    max-width: 280px;
    margin-bottom: 24px;
    font-size: clamp(34px, 4vw, 52px);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.04em;
}

.project-film-copy > p {
    color: rgba(255,255,255,0.58);
    font-size: 14px;
    line-height: 1.9;
}

.project-film-meta {
    display: grid;
    gap: 0;
    margin-top: 38px;
    border-top: 1px solid rgba(255,255,255,0.12);
}

.project-film-meta > div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 52px;
    border-bottom: 1px solid rgba(255,255,255,0.09);
}

.project-film-meta dt {
    color: rgba(255,255,255,0.34);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.18em;
}

.project-film-meta dd {
    color: white;
    font-size: 12px;
    font-weight: 700;
}

.project-film-frame {
    position: relative;
    min-width: 0;
    margin: 0;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: var(--radius-unified);
    background: #080c13;
    box-shadow: 0 28px 70px rgba(0,0,0,0.35);
}

.project-film-frame::before,
.project-film-frame::after {
    content: "";
    position: absolute;
    z-index: 2;
    width: 42px;
    height: 42px;
    pointer-events: none;
}

.project-film-frame::before {
    top: 12px;
    left: 12px;
    border-top: 2px solid var(--primary-color);
    border-left: 2px solid var(--primary-color);
}

.project-film-frame::after {
    right: 12px;
    bottom: 12px;
    border-right: 2px solid rgba(255,255,255,0.32);
    border-bottom: 2px solid rgba(255,255,255,0.32);
}

.project-film-rail,
.project-film-frame figcaption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 18px;
    color: rgba(255,255,255,0.42);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.16em;
}

.project-film-rail {
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.project-film-frame video {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
    background: #05070b;
    object-fit: cover;
}

.project-film-frame video:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: -3px;
}

.project-film-frame figcaption {
    border-top: 1px solid rgba(255,255,255,0.1);
    letter-spacing: normal;
}

.project-film-frame figcaption strong {
    color: white;
    font-size: 12px;
}

.project-film-frame figcaption span {
    color: rgba(255,255,255,0.42);
    font-size: 10px;
}

@media (max-width: 1024px) {
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .project-film-layout {
        grid-template-columns: 1fr;
        gap: 38px;
    }
    .project-film-copy h2 {
        max-width: 620px;
    }
    .project-film-meta {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .project-film-meta > div {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        gap: 4px;
        padding: 12px 16px;
        border-right: 1px solid rgba(255,255,255,0.09);
    }
    .project-film-meta > div:last-child {
        border-right: 0;
    }
}
@media (max-width: 768px) {
    .service-grid {
        grid-template-columns: 1fr;
    }
    .project-film-section {
        padding: 76px 0;
    }
    .project-film-layout {
        gap: 30px;
    }
    .project-film-copy h2 {
        font-size: 36px;
    }
    .project-film-meta {
        margin-top: 28px;
    }
    .project-film-rail,
    .project-film-frame figcaption {
        align-items: flex-start;
        flex-direction: column;
        gap: 5px;
    }
    .project-film-rail span:last-child {
        display: none;
    }
}