/* ── HERO ── */
 .hero {
     position: relative;
     z-index: 1;
     padding: clamp(48px, 8vh, 96px) 0;
 }

 .hero-inner {
     display: grid;
     grid-template-columns: 1fr 1fr;
     gap: 60px;
     align-items: center;
 }

 .hero-eyebrow {
     display: flex;
     align-items: center;
     gap: 10px;
     margin-bottom: 18px;
 }

 .code-tag {
     font-family: 'Courier New', monospace;
     font-size: 13px;
     font-weight: 700;
     color: var(--brand-green);
     opacity: 0.8;
 }

 .hero-label {
     font-size: 12px;
     font-weight: 600;
     color: var(--text-3);
     letter-spacing: 2px;
     text-transform: uppercase;
 }

 .hero h1 {
     font-size: clamp(38px, 5.5vw, 64px);
     font-weight: 900;
     line-height: 1.08;
     letter-spacing: -1.5px;
     margin-bottom: 20px;
 }

 .hero h1 .gradient-text {
     background: linear-gradient(135deg, var(--brand-bright) 0%, var(--brand-green) 100%);
     -webkit-background-clip: text;
     -webkit-text-fill-color: transparent;
     background-clip: text;
 }

 .hero-sub {
     font-size: 16px;
     font-weight: 500;
     color: var(--text-2);
     line-height: 1.75;
     max-width: 480px;
     margin-bottom: 32px;
 }

 .hero-tags {
     display: flex;
     flex-wrap: wrap;
     gap: 8px;
     margin-bottom: 36px;
 }

 .hero-actions {
     display: flex;
     gap: 12px;
     flex-wrap: wrap;
 }

 /* ── PROFILE CARD ── */
 .profile-card {
     background: var(--bg-card);
     border: 1px solid var(--border);
     border-radius: 20px;
     padding: 32px;
     position: relative;
     overflow: hidden;
     animation: float 6s ease-in-out infinite;
     box-shadow: var(--shadow-lg);
 }

 .profile-card::before {
     content: '';
     position: absolute;
     top: 0;
     left: 0;
     right: 0;
     height: 3px;
     background: linear-gradient(90deg, var(--brand), var(--brand-green), var(--brand-yellow));
 }

 .profile-head {
     display: flex;
     align-items: center;
     gap: 18px;
     margin-bottom: 28px;
 }

 .profile-avatar {
     width: 68px;
     height: 68px;
     border-radius: 14px;
     background: linear-gradient(135deg, var(--brand), var(--brand-dark));
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 24px;
     font-weight: 900;
     color: #fff;
     border: 2px solid rgba(78, 146, 240, 0.25);
     flex-shrink: 0;
     overflow: hidden;
 }

 .profile-avatar img {
     width: 100%;
     height: 100%;
     object-fit: cover;
 }

 .profile-name {
     font-size: 19px;
     font-weight: 800;
     color: var(--text-1);
     letter-spacing: -0.3px;
     margin-bottom: 4px;
 }

 .profile-role {
     font-size: 12.5px;
     font-weight: 500;
     color: var(--brand-bright);
 }

 .stats-row {
     display: grid;
     grid-template-columns: repeat(3, 1fr);
     gap: 12px;
     margin-bottom: 24px;
 }

 .stat {
     text-align: center;
     padding: 14px 8px;
     background: var(--bg-subtle);
     border-radius: 10px;
     border: 1px solid var(--border);
 }

 .stat-num {
     display: block;
     font-size: 22px;
     font-weight: 900;
     color: var(--brand-bright);
     letter-spacing: -0.5px;
     line-height: 1;
     margin-bottom: 4px;
 }

 .stat-label {
     font-size: 10.5px;
     font-weight: 600;
     color: var(--text-3);
     text-transform: uppercase;
     letter-spacing: 0.5px;
 }

 .aff-list {
     display: flex;
     flex-direction: column;
     gap: 6px;
 }

 .aff-item {
     display: flex;
     align-items: center;
     gap: 10px;
     font-size: 12.5px;
     font-weight: 500;
     color: var(--text-2);
     padding: 8px 12px;
     background: var(--bg-subtle);
     border-radius: 8px;
     border: 1px solid var(--border);
     transition: all 0.18s;
 }

 .aff-item:hover {
     background: rgba(58, 123, 213, 0.08);
     border-color: var(--border-mid);
     color: var(--text-1);
 }

 .aff-dot {
     width: 7px;
     height: 7px;
     border-radius: 50%;
     flex-shrink: 0;
 }

 /* ── ABOUT ── */
 .about-grid {
     display: grid;
     grid-template-columns: 1fr 280px;
     gap: 48px;
     align-items: start;
 }

 .about-sidebar {
     display: flex;
     flex-direction: column;
     gap: 16px;
     position: sticky;
     top: 80px;
 }

 .about-photo {
     position: relative;
     width: 100%;
     aspect-ratio: 16 / 9;
     border-radius: 14px;
     overflow: hidden;
     background: var(--bg-subtle);
     border: 1px solid var(--border);
     box-shadow: var(--shadow);
 }

 .about-photo img {
     width: 100%;
     height: 100%;
     object-fit: cover;
     display: block;
     transition: transform 0.45s ease;
 }

 .about-photo:hover img {
     transform: scale(1.04);
 }

 .about-photo-placeholder {
     width: 100%;
     height: 100%;
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     gap: 10px;
     color: var(--text-3);
 }

 .about-photo-placeholder svg {
     opacity: 0.4;
 }

 .about-photo-placeholder span {
     font-size: 11.5px;
     font-weight: 600;
     opacity: 0.5;
     letter-spacing: 0.3px;
 }

 .about-body p {
     font-size: 15.5px;
     color: var(--text-2);
     line-height: 1.8;
     margin-bottom: 18px;
 }

 .about-body p:last-child {
     margin-bottom: 0;
 }

 .about-body strong {
     color: var(--text-1);
     font-weight: 700;
 }

 .about-body .hl {
     color: var(--brand-bright);
     font-weight: 600;
 }

 .expertise-box {
     background: var(--bg-card);
     border: 1px solid var(--border);
     border-radius: 16px;
     padding: 26px;
 }

 .box-title {
     font-size: 11px;
     font-weight: 700;
     color: var(--text-3);
     text-transform: uppercase;
     letter-spacing: 1.5px;
     margin-bottom: 20px;
 }

 .exp-item {
     display: flex;
     align-items: center;
     gap: 12px;
     margin-bottom: 12px;
 }

 .exp-name {
     font-size: 13px;
     font-weight: 600;
     color: var(--text-1);
     min-width: 90px;
 }

 .exp-bar {
     flex: 1;
     height: 5px;
     background: var(--bg-subtle);
     border-radius: 3px;
     overflow: hidden;
 }

 .exp-fill {
     height: 100%;
     border-radius: 3px;
     background: linear-gradient(90deg, var(--brand), var(--brand-green));
 }

 .exp-pct {
     font-size: 11px;
     font-weight: 700;
     color: var(--text-3);
     min-width: 30px;
     text-align: right;
 }

 /* ── NEWS ── */
 .news-grid {
     display: grid;
     grid-template-columns: 1fr 1fr;
     gap: 20px;
 }

 .news-card {
     background: var(--bg-card);
     border: 1px solid var(--border);
     border-radius: 16px;
     padding: 28px;
     transition: all 0.22s;
     position: relative;
     overflow: hidden;
 }

 .news-card::after {
     content: '';
     position: absolute;
     bottom: 0;
     left: 0;
     right: 0;
     height: 3px;
     background: linear-gradient(90deg, var(--brand), var(--brand-green));
     transform: scaleX(0);
     transform-origin: left;
     transition: transform 0.3s;
 }

 .news-card:hover {
     background: var(--bg-card-hover);
     border-color: var(--border-mid);
     transform: translateY(-3px);
     box-shadow: var(--shadow);
 }

 .news-card:hover::after {
     transform: scaleX(1);
 }

 .news-card.featured {
     grid-column: 1 / -1;
     display: grid;
     grid-template-columns: 1fr auto;
     gap: 32px;
     align-items: start;
 }

 .news-badge {
     display: inline-flex;
     align-items: center;
     gap: 5px;
     font-size: 11px;
     font-weight: 700;
     text-transform: uppercase;
     letter-spacing: 0.8px;
     padding: 4px 10px;
     border-radius: 20px;
     margin-bottom: 14px;
 }

 .badge-yellow {
     color: #a07800;
     border: 1px solid rgba(245, 200, 66, 0.4);
     background: rgba(245, 200, 66, 0.12);
 }

 .badge-blue {
     color: var(--brand-bright);
     border: 1px solid rgba(78, 146, 240, 0.3);
     background: rgba(78, 146, 240, 0.08);
 }

 @media (prefers-color-scheme: dark) {
     .badge-yellow {
         color: var(--brand-yellow);
     }
 }

 .news-title {
     font-size: 17px;
     font-weight: 700;
     color: var(--text-1);
     line-height: 1.4;
     margin-bottom: 10px;
     letter-spacing: -0.2px;
 }

 .news-body {
     font-size: 13.5px;
     color: var(--text-3);
     line-height: 1.65;
     margin-bottom: 16px;
 }

 .news-meta {
     display: flex;
     align-items: center;
     gap: 10px;
     font-size: 12px;
     font-weight: 500;
     color: var(--text-3);
 }

 .news-meta-sep {
     opacity: 0.35;
 }

 .mainsys-features {
     display: flex;
     flex-direction: column;
     gap: 7px;
     min-width: 160px;
 }

 .mainsys-feat {
     display: flex;
     align-items: center;
     gap: 8px;
     font-size: 12.5px;
     color: var(--text-2);
 }

 /* ── ARTICLES ── */
 .articles-list {
     display: flex;
     flex-direction: column;
 }

 .article-row {
     display: flex;
     align-items: center;
     justify-content: space-between;
     gap: 16px;
     padding: 16px 20px;
     border-radius: 10px;
     border: 1px solid transparent;
     transition: all 0.18s;
     color: inherit;
 }

 .article-row:hover {
     background: var(--bg-card);
     border-color: var(--border);
     transform: translateX(5px);
 }

 .article-title {
     font-size: 15px;
     font-weight: 600;
     color: var(--text-1);
     flex: 1;
     transition: color 0.18s;
 }

 .article-row:hover .article-title {
     color: var(--brand-bright);
 }

 .article-date {
     font-size: 12.5px;
     font-weight: 500;
     color: var(--text-3);
     white-space: nowrap;
 }

 .article-arrow {
     color: var(--text-3);
     opacity: 0;
     transition: opacity 0.18s, transform 0.18s;
     flex-shrink: 0;
 }

 .article-row:hover .article-arrow {
     opacity: 1;
     transform: translateX(3px);
 }

 .article-sep {
     height: 1px;
     background: var(--border);
     margin: 0 20px;
     opacity: 0.5;
 }

 /* ── ARTICLES SKELETON LOADER ── */
 .articles-loading {
     display: flex;
     flex-direction: column;
     gap: 18px;
     padding: 8px 20px;
 }

 .articles-skeleton {
     height: 16px;
     width: 100%;
     background: linear-gradient(90deg,
             var(--bg-subtle) 25%,
             var(--bg-card-hover) 50%,
             var(--bg-subtle) 75%);
     background-size: 200% 100%;
     border-radius: 6px;
     animation: shimmer 1.6s infinite;
 }

 @keyframes shimmer {
     0% {
         background-position: 200% 0;
     }

     100% {
         background-position: -200% 0;
     }
 }

 /* ── AFFILIATIONS ── */
 .affils-grid {
     display: grid;
     grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
     gap: 14px;
 }

 .affil-card {
     background: var(--bg-card);
     border: 1px solid var(--border);
     border-radius: 13px;
     padding: 20px 22px;
     display: flex;
     align-items: flex-start;
     gap: 14px;
     transition: all 0.22s;
 }

 .affil-card:hover {
     background: var(--bg-card-hover);
     border-color: var(--border-mid);
     transform: translateY(-2px);
     box-shadow: var(--shadow);
 }

 .affil-icon {
     width: 42px;
     height: 42px;
     border-radius: 10px;
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 19px;
     flex-shrink: 0;
 }

 .affil-name {
     font-size: 14px;
     font-weight: 700;
     color: var(--text-1);
     margin-bottom: 3px;
     line-height: 1.3;
 }

 .affil-role {
     font-size: 12px;
     font-weight: 500;
     color: var(--text-3);
     line-height: 1.4;
 }

 /* ── PHOTO BANNER ── */
 .photo-banner {
     position: relative;
     z-index: 1;
 }

 .photo-banner-inner {
     position: relative;
     width: 100%;
     aspect-ratio: 16 / 9;
     border-radius: 20px;
     overflow: hidden;
     background: var(--bg-subtle);
     border: 1px solid var(--border);
     box-shadow: var(--shadow-lg);
 }

 .photo-banner-inner img {
     width: 100%;
     height: 100%;
     object-fit: cover;
     display: block;
     transition: transform 0.5s ease;
 }

 .photo-banner-inner:hover img {
     transform: scale(1.02);
 }

 /* placeholder when no image */
 .photo-placeholder {
     width: 100%;
     height: 100%;
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     gap: 14px;
     background: linear-gradient(135deg, var(--bg-subtle) 0%, var(--bg-card) 100%);
 }

 .photo-placeholder-icon {
     width: 64px;
     height: 64px;
     border-radius: 16px;
     background: rgba(58, 123, 213, 0.1);
     border: 1px dashed var(--border-mid);
     display: flex;
     align-items: center;
     justify-content: center;
     color: var(--text-3);
 }

 .photo-placeholder-text {
     font-size: 14px;
     font-weight: 600;
     color: var(--text-3);
     letter-spacing: 0.3px;
 }

 .photo-placeholder-sub {
     font-size: 12px;
     font-weight: 500;
     color: var(--text-3);
     opacity: 0.6;
     margin-top: -8px;
 }

 /* photo caption overlay */
 .photo-caption {
     position: absolute;
     bottom: 0;
     left: 0;
     right: 0;
     padding: 20px 28px;
     background: linear-gradient(to top, rgba(0, 0, 0, 0.55) 0%, transparent 100%);
     display: flex;
     align-items: center;
     justify-content: space-between;
     opacity: 0;
     transition: opacity 0.3s;
 }

 .photo-banner-inner:hover .photo-caption {
     opacity: 1;
 }

 .photo-caption-text {
     font-size: 13px;
     font-weight: 600;
     color: rgba(255, 255, 255, 0.9);
     letter-spacing: 0.3px;
 }

 /* ── LOGO GRID — pevně 3×3 ── */
 .logo-grid {
     display: grid;
     grid-template-columns: repeat(3, 1fr);
     gap: 16px;
 }

 .logo-card {
     background: var(--bg-card);
     border: 1px solid var(--border);
     border-radius: 14px;
     padding: 20px;
     display: flex;
     flex-direction: column;
     align-items: center;
     gap: 14px;
     transition: all 0.22s;
     text-decoration: none;
     color: inherit;
     cursor: pointer;
 }

 .logo-card:hover {
     background: var(--bg-card-hover);
     border-color: var(--border-mid);
     transform: translateY(-3px);
     box-shadow: var(--shadow);
 }

 /* 3:2 logo slot */
 .logo-slot {
     width: 100%;
     aspect-ratio: 3 / 2;
     border-radius: 8px;
     background: var(--bg-subtle);
     border: 1px solid var(--border);
     display: flex;
     align-items: center;
     justify-content: center;
     overflow: hidden;
     transition: background 0.2s;
 }

 .logo-card:hover .logo-slot {
     background: var(--bg-card);
 }

 .logo-slot img {
     max-width: 85%;
     max-height: 85%;
     object-fit: contain;
     display: block;
     /* adaptive: logos look good on both light/dark */
     filter: none;
     transition: transform 0.25s;
 }

 .logo-card:hover .logo-slot img {
     transform: scale(1.05);
 }

 /* placeholder for missing logo */
 .logo-slot-placeholder {
     display: flex;
     align-items: center;
     justify-content: center;
     width: 100%;
     height: 100%;
     color: var(--text-3);
     font-size: 11px;
     font-weight: 600;
     text-align: center;
     padding: 12px;
     letter-spacing: 0.3px;
 }

 .logo-card-name {
     font-size: 13px;
     font-weight: 700;
     color: var(--text-1);
     text-align: center;
     line-height: 1.35;
 }

 .logo-card-role {
     font-size: 11.5px;
     font-weight: 500;
     color: var(--text-3);
     text-align: center;
     line-height: 1.4;
     margin-top: -6px;
 }

 @media (max-width: 1100px) {
     .about-grid {
         grid-template-columns: 1fr 240px;
     }
 }

 @media (max-width: 900px) {
     .hero-inner {
         grid-template-columns: 1fr;
     }

     .hero-card {
         order: -1;
     }

     .about-grid {
         grid-template-columns: 1fr;
     }

     .about-sidebar {
         position: static;
     }

     .news-grid {
         grid-template-columns: 1fr;
     }

     .news-card.featured {
         grid-template-columns: 1fr;
     }

     .logo-grid {
         grid-template-columns: repeat(2, 1fr);
     }
 }

 @media (max-width: 500px) {
     .logo-grid {
         grid-template-columns: 1fr;
     }
 }