:root {
    --primary: #0d6ebc;
    --primary-dark: #0a5494;
    --dark: #0f1c2e;
    --dark-soft: #1a2d45;
    --text: #334155;
    --text-light: #64748b;
    --bg: #f4f7fb;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 4px 24px rgba(15, 28, 46, 0.08);
    --shadow-hover: 0 12px 40px rgba(15, 28, 46, 0.14);
    --radius: 12px;
    --radius-sm: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: 'Segoe UI', system-ui, -apple-system, Roboto, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* Header */
header {
    background: rgba(15, 28, 46, 0.97);
    backdrop-filter: blur(10px);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    gap: 20px;
}
.nav > nav { margin-left: auto; }
.logo { font-size: 1.35rem; font-weight: 700; letter-spacing: 0.5px; white-space: nowrap; }
.logo span { color: #5eb3ff; }
.nav-menu { display: flex; align-items: center; gap: 32px; }
.nav-menu a { font-size: 0.95rem; color: rgba(255,255,255,0.85); transition: color 0.2s; }
.nav-menu a:hover, .nav-menu a.active { color: #5eb3ff; }
.nav-cta {
    padding: 11px 24px;
    background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
    color: var(--white) !important;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 14px rgba(234, 88, 12, 0.4);
    transition: all 0.2s;
}
.nav-cta:hover {
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    color: var(--white) !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(234, 88, 12, 0.5);
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.6rem;
    cursor: pointer;
    padding: 4px;
}

/* Language switcher */
.lang-switcher {
    position: relative;
    flex-shrink: 0;
    margin-left: 12px;
}
.lang-switcher-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    font-family: inherit;
}
.lang-switcher-btn:hover,
.lang-switcher.open .lang-switcher-btn {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.25);
}
.lang-globe,
.lang-chevron {
    width: 18px;
    height: 18px;
    fill: currentColor;
    flex-shrink: 0;
}
.lang-chevron { width: 16px; height: 16px; opacity: 0.8; }
.lang-switcher-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 168px;
    background: var(--white);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 32px rgba(15, 28, 46, 0.18);
    padding: 6px;
    z-index: 200;
    border: 1px solid var(--border);
}
.lang-switcher.open .lang-switcher-menu { display: block; }
.lang-switcher-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    border: none;
    background: none;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--text);
    text-align: left;
    transition: background 0.15s;
}
.lang-switcher-option:hover,
.lang-switcher-option.active {
    background: var(--bg);
    color: var(--primary);
}
.lang-option-code {
    font-weight: 700;
    font-size: 0.78rem;
    min-width: 24px;
    color: var(--text-light);
}
.lang-switcher-option.active .lang-option-code { color: var(--primary); }
[dir="rtl"] .lang-switcher-menu { right: auto; left: 0; }
[dir="rtl"] .lang-switcher-option { text-align: right; }
[dir="rtl"] .nav-menu { flex-direction: row-reverse; }
[dir="rtl"] .hero-btns,
[dir="rtl"] .contact-card,
[dir="rtl"] .feature-item { direction: rtl; }

/* Page banner (sub-pages) */
.page-banner {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 60%, #1e4a72 100%);
    color: var(--white);
    padding: 56px 0 48px;
    text-align: center;
}
.page-banner h1 { font-size: clamp(1.75rem, 3.5vw, 2.4rem); margin-bottom: 12px; }
.breadcrumb { font-size: 0.9rem; color: rgba(255,255,255,0.65); }
.breadcrumb a { color: #a8d4ff; }
.breadcrumb a:hover { text-decoration: underline; }

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 50%, #1e4a72 100%);
    color: var(--white);
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(94,179,255,0.15) 0%, transparent 50%),
                radial-gradient(circle at 10% 80%, rgba(94,179,255,0.08) 0%, transparent 40%);
    pointer-events: none;
}
.hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(94,179,255,0.15);
    border: 1px solid rgba(94,179,255,0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: #a8d4ff;
    margin-bottom: 20px;
}
.hero h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); line-height: 1.25; margin-bottom: 20px; font-weight: 700; }
.hero p { font-size: 1.05rem; color: rgba(255,255,255,0.78); line-height: 1.75; margin-bottom: 32px; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 14px; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 28px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: #3d9ae8; transform: translateY(-1px); }
.btn-quote {
    background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
    color: var(--white);
    font-size: 1.05rem;
    font-weight: 700;
    padding: 16px 36px;
    box-shadow: 0 4px 16px rgba(234, 88, 12, 0.35);
}
.btn-quote:hover {
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(234, 88, 12, 0.45);
}
.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.35);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }
.btn-outline-dark {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline-dark:hover { background: var(--primary); color: var(--white); }
.btn-full { width: 100%; }
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stat-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 24px 20px;
    text-align: center;
}
.stat-card strong { display: block; font-size: 1.6rem; color: #5eb3ff; margin-bottom: 4px; }
.stat-card span { font-size: 0.88rem; color: rgba(255,255,255,0.65); }

/* Features strip */
.features-strip {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 36px 0;
    margin-top: -40px;
    position: relative;
    z-index: 2;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px 32px;
}
.feature-item { display: flex; align-items: flex-start; gap: 14px; }
.feature-icon {
    width: 44px; height: 44px;
    background: #e8f3fc;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; flex-shrink: 0;
}
.feature-item h4 { font-size: 0.95rem; color: var(--dark); margin-bottom: 3px; }
.feature-item p { font-size: 0.82rem; color: var(--text-light); line-height: 1.5; }

/* Sections */
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 52px; }

.video-section { background: var(--bg); }
.video-embed {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    background: var(--dark);
}
.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}
.video-embed.video-playing {
    background: #000;
}
.video-poster {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    border: 0;
    cursor: pointer;
    background: var(--dark);
}
.video-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.video-play-icon {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 72px;
    height: 72px;
    background: rgba(255, 0, 0, 0.9);
    border-radius: 50%;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
    transition: transform 0.2s, background 0.2s;
}
.video-poster:hover .video-play-icon {
    transform: translate(-50%, -50%) scale(1.08);
    background: #ff0000;
}
.video-play-icon::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-40%, -50%);
    border-style: solid;
    border-width: 12px 0 12px 20px;
    border-color: transparent transparent transparent #fff;
}
.video-about-wrap {
    max-width: 860px;
    margin: 36px auto 0;
}
.video-fallback-note {
    margin-top: 16px;
    font-size: 0.88rem;
    color: var(--text-light);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}
.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 10px;
}
.section-title { font-size: clamp(1.6rem, 3vw, 2rem); color: var(--dark); margin-bottom: 12px; }
.section-desc { max-width: 600px; margin: 0 auto; color: var(--text-light); font-size: 1rem; }

/* Category nav (products page) */
.category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 48px;
}
.category-nav a {
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    border: 1px solid var(--border);
    color: var(--text);
    background: var(--white);
    transition: all 0.2s;
}
.category-nav a:hover, .category-nav a.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* Products */
.category-block { margin-bottom: 56px; scroll-margin-top: 100px; }
.category-block:last-child { margin-bottom: 0; }
.category-title {
    font-size: 1.2rem;
    color: var(--dark);
    margin-bottom: 22px;
    padding-left: 16px;
    border-left: 4px solid var(--primary);
}
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}
.product-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.25s, transform 0.25s;
}
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.product-card .img-wrap { overflow: hidden; aspect-ratio: 16 / 10; background: var(--bg); }
.product-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.product-card:hover img { transform: scale(1.05); }
.product-info { padding: 20px; }
.product-info h3 { font-size: 1.05rem; color: var(--dark); margin-bottom: 8px; }
.product-info p { color: var(--text-light); font-size: 0.9rem; line-height: 1.65; }

/* Category preview (home) */
.category-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}
.category-preview-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 16 / 10;
    display: block;
}
.category-preview-card img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.4s;
}
.category-preview-card:hover img { transform: scale(1.06); }
.category-preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,28,46,0.88) 0%, rgba(15,28,46,0.2) 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    color: var(--white);
}
.category-preview-overlay h3 { font-size: 1.15rem; margin-bottom: 6px; }
.category-preview-overlay span { font-size: 0.85rem; color: #a8d4ff; }

/* About */
.about { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-text p { color: var(--text); font-size: 1rem; line-height: 1.85; margin-bottom: 20px; }
.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 22px;
    border: 1px solid var(--border);
}
.about-card .icon { font-size: 1.6rem; margin-bottom: 10px; }
.about-card h4 { font-size: 0.95rem; color: var(--dark); margin-bottom: 6px; }
.about-card p { font-size: 0.85rem; color: var(--text-light); line-height: 1.55; }

.about-full { max-width: 800px; margin: 0 auto; }
.about-full p { margin-bottom: 20px; line-height: 1.85; color: var(--text); }
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.value-card {
    text-align: center;
    padding: 32px 24px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}
.value-card .icon { font-size: 2rem; margin-bottom: 14px; }
.value-card h4 { color: var(--dark); margin-bottom: 8px; }
.value-card p { font-size: 0.9rem; color: var(--text-light); }

/* CTA strip */
.cta-strip {
    background: var(--dark);
    color: var(--white);
    padding: 64px 0;
    text-align: center;
}
.cta-strip h2 { font-size: 1.75rem; margin-bottom: 12px; }
.cta-strip p { color: rgba(255,255,255,0.7); margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-strip .btn-quote { font-size: 1.15rem; padding: 18px 44px; }
.article-cta-box .btn-quote { width: 100%; max-width: 320px; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: start; }
.contact-cards { display: flex; flex-direction: column; gap: 16px; }
.contact-card {
    display: flex; align-items: center; gap: 16px;
    padding: 20px; background: var(--bg);
    border-radius: var(--radius); border: 1px solid var(--border);
    transition: border-color 0.2s;
}
.contact-card:hover { border-color: var(--primary); }
.contact-card .icon {
    width: 48px; height: 48px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; flex-shrink: 0;
}
.icon-email { background: #e8f3fc; }
.contact-card h4 { font-size: 0.82rem; color: var(--text-light); margin-bottom: 3px; text-transform: uppercase; letter-spacing: 0.5px; }
.contact-card a { font-size: 0.95rem; color: var(--dark); font-weight: 500; }

.phone-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 22px;
    background: var(--primary);
    color: var(--white);
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.95rem;
    line-height: 1;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 12px rgba(13, 110, 188, 0.35);
    white-space: nowrap;
}
.phone-tag:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(13, 110, 188, 0.45);
}
.phone-tag-icon {
    width: 22px;
    height: 22px;
    fill: currentColor;
    flex-shrink: 0;
}
.phone-tag-sm {
    padding: 9px 16px;
    font-size: 0.88rem;
    gap: 8px;
}
.phone-tag-sm .phone-tag-icon { width: 18px; height: 18px; }
.contact-cards .phone-tag { margin-bottom: 4px; }
.social-block {
    margin-top: 8px; padding: 22px;
    background: var(--dark); border-radius: var(--radius); color: var(--white);
}
.social-block h4 { font-size: 0.9rem; margin-bottom: 16px; color: rgba(255,255,255,0.7); }
.social-links { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.social-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.social-icon svg { width: 18px; height: 18px; fill: #fff; }
.social-icon:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.25); }
.social-icon.fb { background: #1877F2; }
.social-icon.ins { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-icon.yt { background: #FF0000; }
.social-icon.li { background: #0A66C2; }
.footer-social { margin-top: 18px; }
.footer-social .social-icon { width: 34px; height: 34px; }
.footer-social .social-icon svg { width: 16px; height: 16px; }

.contact-form-wrap {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
}
.contact-form-wrap h3 { font-size: 1.15rem; color: var(--dark); margin-bottom: 6px; }
.contact-form-wrap > p { font-size: 0.9rem; color: var(--text-light); margin-bottom: 24px; }
.contact-box input, .contact-box textarea {
    width: 100%; padding: 13px 16px; margin-bottom: 14px;
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-size: 0.95rem; font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: var(--bg);
}
.contact-box input:focus, .contact-box textarea:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13,110,188,0.12);
    background: var(--white);
}
.contact-box textarea { resize: vertical; min-height: 130px; }

.form-success {
    padding: 14px 18px; background: #ecfdf5;
    border: 1px solid #6ee7b7; border-radius: var(--radius-sm);
    color: #065f46; text-align: center; font-size: 0.9rem;
    margin-bottom: 16px; display: none;
}
.form-success.show { display: block; }

/* Footer */
footer { background: var(--dark); color: rgba(255,255,255,0.6); padding: 48px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 300px; }
.footer-col h4 { color: var(--white); font-size: 0.9rem; margin-bottom: 16px; letter-spacing: 0.5px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { font-size: 0.88rem; transition: color 0.2s; }
.footer-col a:hover { color: #5eb3ff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; text-align: center; font-size: 0.85rem; }

.float-phone {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 999;
}

.text-center { text-align: center; }
.mt-32 { margin-top: 32px; }

/* Articles */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
}
.article-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.25s, transform 0.25s;
    display: flex;
    flex-direction: column;
}
.article-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.article-card .img-wrap { aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg); }
.article-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.article-card:hover img { transform: scale(1.05); }
.article-card-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.article-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary);
    margin-bottom: 10px;
}
.article-card-body h3 { font-size: 1.1rem; color: var(--dark); margin-bottom: 10px; line-height: 1.4; }
.article-card-body p { font-size: 0.9rem; color: var(--text-light); line-height: 1.65; flex: 1; margin-bottom: 16px; }
.article-card-body .read-more { font-size: 0.9rem; font-weight: 600; color: var(--primary); }
.article-card-body .read-more:hover { text-decoration: underline; }

.article-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 48px;
    align-items: start;
}
.article-content { max-width: 760px; }
.article-meta { font-size: 0.88rem; color: var(--text-light); margin-bottom: 28px; }
.article-content h2 {
    font-size: 1.35rem;
    color: var(--dark);
    margin: 36px 0 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--bg);
}
.article-content h3 { font-size: 1.1rem; color: var(--dark); margin: 24px 0 10px; }
.article-content p { margin-bottom: 16px; line-height: 1.85; color: var(--text); }
.article-content ul, .article-content ol { margin: 0 0 16px 24px; line-height: 1.85; color: var(--text); }
.article-content li { margin-bottom: 8px; }
.article-content a { color: var(--primary); font-weight: 500; }
.article-content a:hover { text-decoration: underline; }
.article-featured-img {
    width: 100%;
    border-radius: var(--radius);
    margin-bottom: 28px;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}
.article-cta-box {
    margin-top: 40px;
    padding: 28px;
    background: var(--bg);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
}
.article-cta-box h3 { font-size: 1.1rem; color: var(--dark); margin-bottom: 8px; }
.article-cta-box p { font-size: 0.95rem; color: var(--text-light); margin-bottom: 16px; }

.article-sidebar { position: sticky; top: 96px; }
.sidebar-box {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}
.sidebar-box h4 { font-size: 0.95rem; color: var(--dark); margin-bottom: 14px; }
.sidebar-box ul li { margin-bottom: 10px; }
.sidebar-box a { font-size: 0.88rem; color: var(--text); transition: color 0.2s; }
.sidebar-box a:hover { color: var(--primary); }

@media (max-width: 960px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
}

@media (max-width: 960px) {
    .hero-inner { grid-template-columns: 1fr; gap: 40px; }
    .hero-stats { grid-template-columns: repeat(4, 1fr); }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .values-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .menu-toggle { display: block; order: 3; }
    .lang-switcher { order: 2; margin-left: auto; margin-right: 4px; }
    .nav > nav { order: 4; width: 100%; margin-left: 0; }
    header .nav { flex-wrap: wrap; }
    .nav-menu {
        display: none; position: absolute; top: 72px; left: 0; right: 0;
        background: var(--dark); flex-direction: column;
        padding: 20px 24px 28px; gap: 0;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .nav-menu.open { display: flex; }
    .nav-menu li { width: 100%; }
    .nav-menu a { display: block; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
    .nav-menu li:last-child a { border-bottom: none; }
    .nav-cta { text-align: center; margin-top: 8px; display: block; font-size: 1.05rem; padding: 14px 24px; }
    .hero { padding: 72px 0 60px; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .features-strip { margin-top: 0; padding: 40px 0; }
    .features-grid { grid-template-columns: 1fr; padding: 20px; }
    .section { padding: 60px 0; }
    .about-cards { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .float-phone { right: 16px; bottom: 16px; }
    .float-phone.phone-tag { padding: 10px 16px; font-size: 0.85rem; }
}