.site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    padding: 16px 0;
    transition: background 0.25s ease, backdrop-filter 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
    background: rgba(5, 8, 14, 0.76);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.header-shell {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 22px;
    padding: 16px 22px;
    border-radius: 999px;
    background: rgba(12, 16, 25, 0.7);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
}

.brand-mark img {
    width: auto;
    height: 58px;
}

.primary-nav {
    justify-self: center;
}

.primary-menu,
.footer-menu,
.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.primary-menu a,
.footer-menu a,
.social-links a {
    color: rgba(255,255,255,0.84);
    transition: color 0.2s ease;
}

.primary-menu a:hover,
.footer-menu a:hover,
.social-links a:hover,
.text-link:hover {
    color: var(--color-accent);
}

.header-actions,
.button-row,
.footer-contact,
.contact-stack {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    border-radius: 999px;
    font-weight: 800;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    color: #0e1015;
    background: linear-gradient(135deg, var(--color-accent), #ffd478);
    box-shadow: 0 18px 48px rgba(255, 179, 31, 0.24);
}

.button-ghost,
.button-dark {
    background: rgba(255,255,255,0.04);
    border-color: var(--color-border);
    color: var(--color-white);
}

.button-dark:hover,
.button-ghost:hover {
    border-color: rgba(255, 179, 31, 0.3);
    box-shadow: 0 14px 32px rgba(255, 179, 31, 0.12);
}

.glass-card,
.pricing-card,
.cta-panel {
    background: linear-gradient(180deg, rgba(18, 24, 37, 0.88), rgba(13, 18, 28, 0.82));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-lg);
}

.stats-grid,
.feature-grid,
.device-grid,
.process-grid,
.post-grid,
.pricing-grid {
    display: grid;
    gap: 20px;
}

.feature-grid,
.device-grid,
.process-grid,
.post-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cards-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 28px;
}

.stat-card,
.feature-card,
.service-card,
.device-card,
.process-card,
.article-card,
.testimonial-card,
.faq-item,
.post-card {
    padding: 28px;
}

.stat-card strong,
.step-number {
    display: block;
    font-size: 1.6rem;
    color: var(--color-white);
    margin-bottom: 10px;
}

.logo-strip {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 14px;
}

.logo-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 110px;
    border-radius: 22px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
}

.device-card,
.service-card,
.testimonial-card {
    min-height: 100%;
}

.device-icon {
    width: 110px;
    height: 110px;
    border-radius: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 179, 31, 0.14), rgba(255, 106, 0, 0.14));
    margin-bottom: 18px;
}

.faq-layout {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 24px;
}

.faq-list {
    display: grid;
    gap: 16px;
}

.faq-trigger {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    background: transparent;
    border: 0;
    color: var(--color-white);
    cursor: pointer;
    padding: 0;
    text-align: left;
    font-weight: 700;
}

.faq-answer {
    margin-top: 16px;
}

.cta-panel {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: center;
    padding: 34px;
    background:
        linear-gradient(135deg, rgba(255, 179, 31, 0.08), rgba(255, 106, 0, 0.08)),
        linear-gradient(180deg, rgba(18, 24, 37, 0.92), rgba(13, 18, 28, 0.88));
}

.post-card-thumb img,
.hero-screen img {
    width: 100%;
    border-radius: 24px;
}

.post-card {
    overflow: hidden;
}

.post-card-body {
    padding-top: 20px;
}

.entry-meta,
.breadcrumbs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 18px;
    color: var(--color-muted);
}

.search-form {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.search-form label {
    flex: 1 1 280px;
}

.search-field,
.comment-form input,
.comment-form textarea {
    width: 100%;
    min-height: 56px;
    border-radius: 18px;
    border: 1px solid var(--color-border);
    background: rgba(255,255,255,0.04);
    color: var(--color-white);
    padding: 0 18px;
}

.comment-form textarea {
    min-height: 160px;
    padding-top: 18px;
}

.comments-area {
    margin-top: 36px;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.comment-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
    display: grid;
    gap: 14px;
}

.comment-body {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
}

.site-footer {
    padding: 46px 0 28px;
    border-top: 1px solid rgba(255,255,255,0.08);
    background: rgba(3, 6, 12, 0.9);
}

.footer-shell,
.footer-bottom {
    display: grid;
    gap: 24px;
}

.footer-shell {
    grid-template-columns: 1.2fr 0.9fr 0.8fr;
    margin-bottom: 24px;
}

.footer-bottom {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-top: 18px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.menu-toggle {
    display: none;
    width: 52px;
    height: 52px;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    background: rgba(255,255,255,0.03);
    color: var(--color-white);
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    background: var(--color-white);
}

@media (max-width: 1180px) {
    .cards-4,
    .logo-strip,
    .stats-grid,
    .pricing-grid,
    .feature-grid,
    .device-grid,
    .process-grid,
    .post-grid,
    .footer-shell,
    .faq-layout,
    .cta-panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .cta-panel {
        display: grid;
    }
}

@media (max-width: 860px) {
    .header-shell {
        grid-template-columns: auto auto;
    }
    .primary-nav {
        display: none;
        grid-column: 1 / -1;
        justify-self: stretch;
        padding-top: 10px;
    }
    .primary-nav.is-open {
        display: block;
    }
    .primary-menu {
        flex-direction: column;
    }
    .header-actions {
        display: none;
    }
    .menu-toggle {
        display: inline-flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        justify-self: end;
    }
}

@media (max-width: 680px) {
    .cards-4,
    .cards-3,
    .logo-strip,
    .stats-grid,
    .feature-grid,
    .device-grid,
    .process-grid,
    .post-grid,
    .pricing-grid,
    .footer-bottom,
    .footer-shell,
    .faq-layout {
        grid-template-columns: 1fr;
    }
    .button-row,
    .footer-contact,
    .contact-stack {
        flex-direction: column;
        align-items: flex-start;
    }
}