/* ===========================================
   上海维动互娱网络科技有限公司 官网样式
   =========================================== */

:root {
    --color-primary: #1e88e5;
    --color-primary-dark: #1565c0;
    --color-primary-light: #64b5f6;
    --color-accent: #00b0ff;
    --color-text: #1f2937;
    --color-text-muted: #6b7280;
    --color-bg: #ffffff;
    --color-bg-soft: #f7fafc;
    --color-border: #e5e7eb;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(30, 136, 229, 0.12);
    --shadow-lg: 0 12px 32px rgba(30, 136, 229, 0.18);
    --radius: 12px;
    --max-width: 1180px;
    --transition: 0.25s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
        sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

img {
    max-width: 100%;
    display: block;
}

/* ---------- Layout ---------- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section--soft {
    background: var(--color-bg-soft);
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    color: var(--color-text);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 56px;
    font-size: 16px;
}

.section-title--accent {
    position: relative;
    display: inline-block;
}

.section-title--accent::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -14px;
    transform: translateX(-50%);
    width: 48px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

/* ---------- Navigation ---------- */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text);
    font-weight: 700;
    font-size: 17px;
}

.nav__brand-icon {
    width: 38px;
    height: 38px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 20px;
    box-shadow: var(--shadow-sm);
}

.nav__brand-text {
    line-height: 1.2;
}

.nav__brand-text small {
    display: block;
    font-size: 11px;
    color: var(--color-text-muted);
    font-weight: 400;
    letter-spacing: 0.3px;
}

.nav__menu {
    display: flex;
    gap: 8px;
    list-style: none;
}

.nav__link {
    padding: 8px 16px;
    border-radius: 8px;
    color: var(--color-text);
    font-size: 15px;
    font-weight: 500;
    transition: all var(--transition);
}

.nav__link:hover {
    background: var(--color-bg-soft);
    color: var(--color-primary);
}

.nav__link.is-active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
}

.nav__link.is-active:hover {
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: #fff;
}

.btn--ghost {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}

.btn--ghost:hover {
    background: var(--color-primary);
    color: #fff;
}

/* ---------- Hero ---------- */
.hero {
    padding: 96px 0 80px;
    background: radial-gradient(
            ellipse at top,
            rgba(30, 136, 229, 0.08),
            transparent 60%
        ),
        var(--color-bg);
    text-align: center;
}

.hero__logo {
    width: 320px;
    max-width: 80%;
    margin: 0 auto 32px;
    filter: drop-shadow(0 8px 24px rgba(30, 136, 229, 0.18));
}

.hero__title {
    font-size: 44px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.hero__title-en {
    font-size: 18px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    font-weight: 400;
}

.hero__desc {
    font-size: 17px;
    color: var(--color-text-muted);
    max-width: 720px;
    margin: 0 auto 36px;
    line-height: 1.8;
}

.hero__cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- Feature Cards (Home) ---------- */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.feature-card {
    padding: 32px 28px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: all var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.feature-card__title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card__desc {
    color: var(--color-text-muted);
    font-size: 14.5px;
    line-height: 1.7;
}

/* ---------- Stats ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    text-align: center;
}

.stat__num {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
}

.stat__label {
    color: var(--color-text-muted);
    font-size: 14px;
    margin-top: 6px;
}

/* ---------- About ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.about-grid--reverse {
    direction: rtl;
}

.about-grid--reverse > * {
    direction: ltr;
}

.about__copy h3 {
    font-size: 24px;
    margin-bottom: 16px;
    font-weight: 700;
}

.about__copy p {
    color: var(--color-text-muted);
    margin-bottom: 14px;
}

.about__visual {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius);
    padding: 56px 32px;
    color: #fff;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about__visual img {
    margin: 0 auto;
    width: 220px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    padding: 18px;
}

.about__visual-title {
    margin-top: 18px;
    font-size: 16px;
    font-weight: 600;
    opacity: 0.95;
}

.info-list {
    list-style: none;
    margin-top: 24px;
}

.info-list li {
    display: flex;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    align-items: flex-start;
}

.info-list li:last-child {
    border-bottom: none;
}

.info-list__label {
    flex: 0 0 110px;
    color: var(--color-text-muted);
    font-size: 14px;
}

.info-list__value {
    flex: 1;
    font-weight: 500;
    color: var(--color-text);
    word-break: break-all;
}

/* ---------- Services ---------- */
.service-group {
    margin-bottom: 56px;
}

.service-group__title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
}

.service-group__badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.badge--general {
    background: rgba(30, 136, 229, 0.1);
    color: var(--color-primary);
}

.badge--license {
    background: rgba(245, 158, 11, 0.12);
    color: #d97706;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.service-card {
    padding: 22px 24px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    gap: 14px;
}

.service-card:hover {
    border-color: var(--color-primary);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.service-card__icon {
    flex: 0 0 40px;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(30, 136, 229, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
}

.service-card__text {
    font-size: 15px;
    color: var(--color-text);
    line-height: 1.5;
}

/* ---------- Contact ---------- */
.contact-card {
    max-width: 720px;
    margin: 0 auto;
    padding: 40px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

/* ---------- Footer ---------- */
.footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 48px 0 24px;
    margin-top: 60px;
}

.footer__inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 32px;
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    margin-bottom: 16px;
    font-weight: 700;
}

.footer__brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
}

.footer__desc {
    color: #94a3b8;
    font-size: 14px;
    line-height: 1.7;
    max-width: 360px;
}

.footer__title {
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.footer__list {
    list-style: none;
}

.footer__list li {
    margin-bottom: 8px;
    font-size: 14px;
    color: #94a3b8;
}

.footer__list a {
    color: #cbd5e1;
}

.footer__list a:hover {
    color: #fff;
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: #94a3b8;
}

.footer__healthy {
    font-size: 12px;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 10px;
    letter-spacing: 0.3px;
}

.footer__beian {
    margin-bottom: 8px;
}

.footer__beian a {
    color: #94a3b8;
    transition: color var(--transition);
}

.footer__beian a:hover {
    color: #cbd5e1;
}

.footer__sep {
    margin: 0 8px;
    color: #475569;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .nav__menu {
        gap: 2px;
    }
    .nav__link {
        padding: 8px 10px;
        font-size: 14px;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .about-grid--reverse {
        direction: ltr;
    }
    .footer__inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .hero__title {
        font-size: 32px;
    }
    .section-title {
        font-size: 26px;
    }
    .section {
        padding: 56px 0;
    }
}

@media (max-width: 560px) {
    .nav__brand-text {
        display: none;
    }
    .nav__menu {
        gap: 0;
    }
    .nav__link {
        padding: 6px 8px;
        font-size: 13px;
    }
    .hero {
        padding: 56px 0 48px;
    }
    .hero__title {
        font-size: 26px;
    }
    .hero__cta {
        flex-direction: column;
        align-items: center;
    }
    .btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
}