/* Announcement bar removed — keep --ann-h at 0 so nav/hero offsets resolve */
        :root { --ann-h: 0px; }

        /* ============================================================
           INDEX NAV (dark)
        ============================================================ */
        .nav {
            position: fixed; top: var(--ann-h); left: 0; right: 0;
            height: var(--nav-h); z-index: 900;
            display: flex; align-items: center;
            transition: background .3s, box-shadow .3s;
        }
        .nav.scrolled {
            background: rgba(6,17,31,.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: 0 1px 0 rgba(255,255,255,.05);
        }
        .nav-inner-idx {
            display: flex; align-items: center;
            justify-content: space-between; width: 100%;
        }
        .logo-idx {
            font-family: var(--font-head);
            font-size: 18px; font-weight: 800;
            color: #fff; letter-spacing: -.4px;
        }
        .logo-idx em { color: rgba(255,255,255,.38); font-style: normal; }
        /* language switch sits on the dark nav / mobile overlay */
        .nav .lang-switch, .mob-nav .lang-switch { color: rgba(255,255,255,.74); }
        .mob-nav .lang-switch { margin-top: 14px; }
        .nav-links { display: flex; align-items: center; gap: 2px; }
        .nav-links a {
            color: rgba(255,255,255,.56); font-size: 14px; font-weight: 500;
            padding: 7px 12px; border-radius: 8px;
            transition: color .2s, background .2s;
        }
        .nav-links a:hover, .nav-links a.active {
            color: #fff; background: rgba(255,255,255,.08);
        }
        .nav-links a.cta {
            background: var(--brand); color: #fff !important;
            border: 1px solid var(--brand);
            margin-left: 6px; padding: 7px 18px; border-radius: 8px;
            transition: background .2s, border-color .2s, transform .2s;
        }
        .nav-links a.cta:hover {
            background: var(--brand-700);
            border-color: var(--brand-700);
            transform: translateY(-1px);
        }
        .hamburger {
            display: none; flex-direction: column;
            gap: 5px; cursor: pointer; padding: 6px;
            background: none; border: none;
        }
        .hamburger span { width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: transform .3s, opacity .3s; }
        .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        .hamburger.open span:nth-child(2) { opacity: 0; }
        .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
        .mob-nav {
            display: none; position: fixed;
            top: calc(var(--nav-h) + var(--ann-h)); left: 0; right: 0;
            background: rgba(6,17,31,.98); backdrop-filter: blur(16px);
            padding: 12px 24px 24px; z-index: 899;
            border-top: 1px solid rgba(255,255,255,.06);
        }
        .mob-nav.open { display: block; }
        .mob-nav a {
            display: block; color: rgba(255,255,255,.72);
            font-size: 15px; font-weight: 500;
            padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.05);
            transition: color .2s;
        }
        .mob-nav a:hover { color: #fff; }

        /* ============================================================
           HERO
        ============================================================ */
        .hero {
            min-height: 100vh; background: var(--navy);
            position: relative; overflow: hidden;
        }
        .hero::before {
            content: ''; position: absolute; inset: 0;
            background-image: radial-gradient(circle, rgba(255,255,255,.05) 1px, transparent 1px);
            background-size: 38px 38px; pointer-events: none;
        }
        .hero-glow {
            position: absolute; width: 900px; height: 900px; border-radius: 50%;
            background: radial-gradient(circle, rgba(200,200,210,.07) 0%, transparent 65%);
            top: -340px; right: -160px; pointer-events: none;
            animation: glowPulse 8s ease-in-out infinite alternate;
        }
        .hero-glow2 {
            position: absolute; width: 500px; height: 500px; border-radius: 50%;
            background: radial-gradient(circle, rgba(200,200,210,.04) 0%, transparent 65%);
            bottom: -140px; left: -80px; pointer-events: none;
        }
        @keyframes glowPulse {
            from { transform: scale(1); opacity: .8; }
            to   { transform: scale(1.06) translate(-16px, 18px); opacity: 1; }
        }
        .hero-inner {
            position: relative; z-index: 1;
            padding: calc(var(--nav-h) + var(--ann-h) + 90px) 0 100px;
        }

        /* Entrance animations */
        @keyframes heroIn {
            from { opacity: 0; transform: translateY(28px); }
            to   { opacity: 1; transform: translateY(0); }
        }
        .h-a1 { animation: heroIn .6s cubic-bezier(.22,.68,0,1.1) both .05s; }
        .h-a2 { animation: heroIn .6s cubic-bezier(.22,.68,0,1.1) both .18s; }
        .h-a3 { animation: heroIn .6s cubic-bezier(.22,.68,0,1.1) both .30s; }
        .h-a4 { animation: heroIn .6s cubic-bezier(.22,.68,0,1.1) both .42s; }
        .h-a5 { animation: heroIn .5s ease both .56s; }

        .hero-badge {
            display: inline-flex; align-items: center; gap: 8px;
            background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15);
            color: rgba(255,255,255,.62); font-size: 12px; font-weight: 600;
            padding: 6px 14px; border-radius: 100px; margin-bottom: 32px;
            letter-spacing: .02em;
        }
        .hero-badge::before {
            content: ''; width: 7px; height: 7px; border-radius: 50%;
            background: #22C55E; animation: blink 2s ease-in-out infinite;
        }

        .hero-name {
            font-family: var(--font-head);
            font-size: clamp(54px, 9.5vw, 108px);
            font-weight: 800; line-height: 0.9; letter-spacing: -3.5px; text-wrap: balance;
            background: linear-gradient(140deg, #FFFFFF 0%, #FFFFFF 58%, rgba(255,255,255,.72) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 28px;
        }

        .hero-role {
            font-size: clamp(16px, 2vw, 20px);
            font-weight: 500; color: rgba(255,255,255,.5);
            margin-bottom: 22px; letter-spacing: .01em;
        }
        .hero-role span {
            color: rgba(255,255,255,.88);
            font-weight: 600;
        }
        .hero-role-stack {
            display: block;
            font-size: 13px; font-weight: 400;
            color: rgba(255,255,255,.32);
            margin-top: 5px; letter-spacing: .03em;
        }

        .hero-tagline {
            font-size: clamp(15px, 1.7vw, 17px);
            color: rgba(255,255,255,.55);
            max-width: 480px; line-height: 1.85; margin-bottom: 44px;
        }
        .hero-actions {
            display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 56px;
        }

        .scroll-hint {
            display: flex; align-items: center; gap: 10px;
            color: rgba(255,255,255,.42); font-size: 11px; font-weight: 500;
            letter-spacing: .1em; text-transform: uppercase;
        }
        .scroll-hint svg { animation: bounce 2.5s ease-in-out infinite; }

        /* ============================================================
           ABOUT (BRIEF)
        ============================================================ */
        .about-grid {
            display: flex; flex-direction: column; gap: 48px;
        }
        .about-text p {
            font-size: 16px; color: var(--muted);
            line-height: 1.88; margin-bottom: 20px;
        }
        .about-text p strong { color: var(--text); font-weight: 600; }
        .about-cta {
            display: inline-flex; align-items: center; gap: 8px;
            font-size: 14px; font-weight: 600; color: #64748B;
            margin-top: 8px; transition: gap .2s;
        }
        .about-cta:hover { gap: 12px; }

        .about-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .acard {
            padding: 28px 24px; border-radius: var(--r);
            border: 1px solid var(--border); background: var(--bg-alt);
            border-top: 3px solid rgba(100,116,139,.35);
            position: relative; overflow: hidden;
            transition: border-color .25s, box-shadow .25s, transform .25s;
        }
        .acard:hover { border-color: rgba(100,116,139,.25); border-top-color: rgba(100,116,139,.5); box-shadow: var(--sh); transform: translateY(-2px); }
        .acard-icon {
            width: 34px; height: 34px;
            display: flex; align-items: center; justify-content: center;
            background: rgba(100,116,139,.09); border: 1px solid rgba(100,116,139,.2);
            border-radius: 9px; color: #64748B; margin-bottom: 10px;
        }
        .acard-title { font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
        .acard-desc  { font-size: 13px; color: var(--muted); line-height: 1.65; }

        /* ============================================================
           ARTICLES (2-COLUMN CARD GRID)
        ============================================================ */
        .articles-grid {
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
        }
        .article-card {
            background: var(--bg); border: 1px solid var(--border);
            border-radius: var(--r); padding: 28px 28px 24px;
            display: flex; flex-direction: column;
            text-decoration: none; color: inherit;
            transition: box-shadow .25s, transform .25s, border-color .25s;
        }
        .article-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--sh-lg);
            border-color: rgba(100,116,139,.25);
        }
        .article-card-title {
            font-family: var(--font-head);
            font-size: 18px; font-weight: 700; color: var(--navy);
            line-height: 1.2; letter-spacing: -.35px;
            margin-bottom: 10px;
        }
        .article-card-btn { margin-top: 16px; font-size: 13px; padding: 9px 18px; align-self: flex-start; }
        .article-card-desc {
            font-size: 14px; color: var(--muted);
            line-height: 1.72; margin-bottom: 16px; flex: 1;
        }
        .article-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
        .read-time {
            display: inline-flex; align-items: center; gap: 5px;
            font-size: 11px; font-weight: 500; color: var(--muted);
            margin-top: 10px; letter-spacing: .02em;
        }

        /* ============================================================
           CONTACT
        ============================================================ */
        .contact-grid {
            display: grid; grid-template-columns: 1fr 1fr;
            gap: 80px; align-items: center;
        }
        .contact-desc {
            font-size: 16px; color: rgba(255,255,255,.52);
            line-height: 1.8; margin-bottom: 28px;
        }
        .avail-badge {
            display: inline-flex; align-items: center; gap: 8px;
            background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.22);
            color: #86EFAC; font-size: 12px; font-weight: 600;
            padding: 6px 14px; border-radius: 100px;
        }
        .avail-badge::before {
            content: ''; width: 7px; height: 7px; border-radius: 50%;
            background: #22C55E; animation: blink 2s infinite;
        }
        .clinks { display: flex; flex-direction: column; gap: 10px; }
        .contact-cta { font-size: 15px; padding: 15px 24px; justify-content: center; }
        .clink {
            display: flex; align-items: center; gap: 14px;
            padding: 15px 18px;
            background: rgba(255,255,255,.04);
            border: 1px solid rgba(255,255,255,.07);
            border-radius: 12px; color: rgba(255,255,255,.75);
            font-size: 14px; font-weight: 500; transition: all .2s;
        }
        .clink:hover {
            background: rgba(255,255,255,.08);
            border-color: rgba(255,255,255,.22);
            color: #fff; transform: translateX(4px);
        }
        .clink-ico {
            width: 40px; height: 40px; border-radius: 10px;
            background: rgba(255,255,255,.12);
            display: flex; align-items: center; justify-content: center;
            color: #fff; flex-shrink: 0;
        }

        /* ============================================================
           RESPONSIVE
        ============================================================ */
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .hamburger { display: flex; }
            .about-cards { grid-template-columns: 1fr 1fr; }
            .contact-grid { grid-template-columns: 1fr; gap: 36px; }
            .articles-grid { grid-template-columns: 1fr; }
            .vis-compare { grid-template-columns: 1fr; }
        }
        @media (max-width: 520px) {
            .hero-name { letter-spacing: -2.5px; }
            .hero-actions { flex-direction: column; }
            .about-cards { grid-template-columns: 1fr; }
        }

        /* ============================================================
           M1 — HERO TWO-COLUMN LAYOUT + SVG ANIMATIONS
        ============================================================ */
        .hero-cols {
            display: grid;
            grid-template-columns: 1fr 420px;
            gap: 48px;
            align-items: center;
        }
        .hero-visual {
            display: flex; align-items: center; justify-content: flex-end;
            opacity: 0; animation: heroIn .8s ease both .65s;
        }
        .hero-svg { width: 100%; max-width: 420px; }
        @keyframes drawLine {
            from { stroke-dashoffset: 800; }
            to   { stroke-dashoffset: 0; }
        }
        .hero-chart-line {
            stroke-dasharray: 800; stroke-dashoffset: 800;
            animation: drawLine 1.4s cubic-bezier(.4,0,.2,1) both 1s;
        }
        @keyframes barFade { from { opacity: 0; } to { opacity: 1; } }
        .h-bar { opacity: 0; animation: barFade .5s ease-out both; }
        @keyframes dotIn {
            from { opacity: 0; transform: scale(0); transform-box: fill-box; transform-origin: center; }
            to   { opacity: 1; transform: scale(1); transform-box: fill-box; transform-origin: center; }
        }
        .hero-dot { opacity: 0; animation: dotIn .3s ease-out both; }
        @keyframes pulseRing { 0%,100% { opacity: .5; } 50% { opacity: .12; } }
        .hero-pulse { animation: pulseRing 2.5s ease-in-out infinite 2s; }
        @media (max-width: 960px) {
            .hero-cols { grid-template-columns: 1fr; }
            .hero-visual { display: none; }
        }
        @media (prefers-reduced-motion: reduce) {
            .hero-chart-line { animation: none; stroke-dashoffset: 0; }
            .h-bar      { animation: none; opacity: 1; }
            .hero-dot   { animation: none; opacity: 1; }
            .hero-pulse { animation: none; }
            .h-a1, .h-a2, .h-a3, .h-a4, .h-a5, .hero-visual { animation: none; opacity: 1; }
        }

        /* ============================================================
           M3 — ARTICLE CATEGORY LABELS
        ============================================================ */
        .article-cat {
            display: inline-flex; align-items: center; gap: 6px;
            font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
            padding: 4px 10px; border-radius: 6px; margin-bottom: 14px;
            border: 1px solid transparent;
        }
        /* 4 category colours — grouped to match the filter taxonomy */
        .cat-prod, .cat-agile, .cat-purple, .cat-green, .cat-indigo, .cat-fuchsia, .cat-pink {
            background: rgba(79,70,229,.08); border-color: rgba(79,70,229,.18); color: #4F46E5;    /* Product — Indigo */
        }
        .cat-cyan, .cat-sky, .cat-teal, .cat-lime, .cat-blue, .cat-emerald {
            background: rgba(13,148,136,.08); border-color: rgba(13,148,136,.18); color: #0D9488;  /* Strategy — Teal */
        }
        .cat-data, .cat-amber {
            background: rgba(124,58,237,.08); border-color: rgba(124,58,237,.18); color: #7C3AED;   /* Data — Violet */
        }
        .cat-econ, .cat-comp, .cat-red {
            background: rgba(180,83,9,.08); border-color: rgba(180,83,9,.20); color: #B45309;        /* Finance — Bronze */
        }
        .article-card.cat-prod:hover, .article-card.cat-agile:hover, .article-card.cat-purple:hover, .article-card.cat-green:hover, .article-card.cat-indigo:hover, .article-card.cat-fuchsia:hover, .article-card.cat-pink:hover { border-color: rgba(79,70,229,.32); }
        .article-card.cat-cyan:hover, .article-card.cat-sky:hover, .article-card.cat-teal:hover, .article-card.cat-lime:hover, .article-card.cat-blue:hover, .article-card.cat-emerald:hover { border-color: rgba(13,148,136,.32); }
        .article-card.cat-data:hover, .article-card.cat-amber:hover { border-color: rgba(124,58,237,.32); }
        .article-card.cat-econ:hover, .article-card.cat-comp:hover, .article-card.cat-red:hover { border-color: rgba(180,83,9,.32); }

        /* Article filter — segmented control */
        .art-filters {
            display: inline-flex; gap: 4px; flex-wrap: wrap; margin-bottom: 32px;
            padding: 4px; background: var(--bg-alt);
            border: 1px solid var(--border); border-radius: 12px;
        }
        .art-filter-btn {
            padding: 7px 16px; border-radius: 8px;
            border: none; background: transparent; color: var(--muted);
            font-size: 13px; font-weight: 600; cursor: pointer;
            transition: color .18s, background .18s, box-shadow .18s; font-family: var(--font);
        }
        .art-filter-btn:hover { color: var(--text); }
        .art-filter-btn.active { background: #fff; color: var(--brand); box-shadow: 0 1px 3px rgba(6,17,31,.1); }

        /* Load more */
        .article-card.art-hidden { display: none !important; }
        .load-more-wrap { display: flex; justify-content: center; margin-top: 36px; }
        #load-more-btn { display: inline-flex; align-items: center; gap: 8px; min-width: 190px; justify-content: center; background: #64748B; box-shadow: 0 2px 10px rgba(100,116,139,.25); }
        #load-more-btn:hover { background: #475569; box-shadow: 0 4px 18px rgba(100,116,139,.35); }

        /* ============================================================
           PROJECT CARDS
        ============================================================ */
        .projects-grid {
            display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
            margin-top: 40px;
        }
        .pcard {
            background: var(--bg); border: 1px solid var(--border);
            border-radius: var(--r); padding: 32px 30px 28px;
            display: flex; flex-direction: column; gap: 12px;
            transition: box-shadow .2s, transform .2s;
            position: relative; overflow: hidden;
            text-align: left;
        }
        .pcard::before {
            content: ''; position: absolute; top: 0; left: 0; right: 0;
            height: 4px;
        }
        .pcard.pcard-pm::before   { background: linear-gradient(90deg,#4F46E5,#818CF8); }
        .pcard.pcard-data::before { background: linear-gradient(90deg,#7C3AED,#A78BFA); }
        .pcard:hover { box-shadow: var(--sh-lg); transform: translateY(-3px); }
        .pcard-type {
            font-size: 11px; font-weight: 700; letter-spacing: .1em;
            text-transform: uppercase; color: var(--muted);
        }
        .pcard-title {
            font-family: var(--font-head); font-size: 25px; font-weight: 800;
            color: var(--navy); letter-spacing: -.5px; line-height: 1.1;
        }
        .pcard-desc { font-size: 14px; color: var(--muted); line-height: 1.7; flex: 1; }
        .pcard-tags { display: flex; flex-wrap: wrap; gap: 6px; }
        @media (max-width: 640px) { .projects-grid { grid-template-columns: 1fr; } }