/* ArtGo.Digital — Modernized dark AI-SaaS landing page
   Brand-aligned dark theme (navy base, blue→teal accents). Self-contained for S3 static hosting. */

   @import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700;800&display=swap');

   :root {
     --bg: #06071A;
     --bg-2: #0A0C23;
     --surface: rgba(255, 255, 255, 0.035);
     --surface-2: rgba(255, 255, 255, 0.06);
     --border: rgba(255, 255, 255, 0.09);
     --border-strong: rgba(255, 255, 255, 0.16);
   
     --text: #ECEEF6;
     --text-dim: #A6AEC6;
     --text-faint: #6C7390;
   
     --blue: #2E8BFF;
     --blue-soft: #6BA7FB;
     --teal: #20C9AE;
     --green: #71bc42;
   
     --grad: linear-gradient(100deg, #2E8BFF 0%, #20C9AE 100%);
     --grad-soft: linear-gradient(100deg, rgba(46,139,255,.16), rgba(32,201,174,.16));
   
     --maxw: 1180px;
     --radius: 16px;
     --radius-sm: 10px;
     --shadow-glow: 0 30px 80px -30px rgba(46, 139, 255, 0.45);
     --font: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
   }
   
   * { box-sizing: border-box; }
   html { scroll-behavior: smooth; }
   body {
     margin: 0;
     font-family: var(--font);
     background: var(--bg);
     color: var(--text);
     line-height: 1.65;
     -webkit-font-smoothing: antialiased;
     overflow-x: hidden;
   }
   a { color: inherit; text-decoration: none; }
   img { max-width: 100%; display: block; }
   h1, h2, h3, h4 { margin: 0; line-height: 1.12; letter-spacing: -0.02em; font-weight: 800; }
   p { margin: 0; }
   
   .wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
   .grad-text {
     background: var(--grad);
     -webkit-background-clip: text; background-clip: text;
     -webkit-text-fill-color: transparent; color: transparent;
   }
   
   /* Ambient background glows */
   .bg-fx { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
   .bg-fx::before, .bg-fx::after {
     content: ""; position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.5;
   }
   .bg-fx::before { width: 720px; height: 720px; top: -280px; left: 50%; transform: translateX(-55%);
     background: radial-gradient(circle, rgba(46,139,255,.55), transparent 65%); }
   .bg-fx::after { width: 620px; height: 620px; top: 420px; right: -160px;
     background: radial-gradient(circle, rgba(32,201,174,.40), transparent 65%); }
   .grid-fx {
     position: fixed; inset: 0; z-index: -1; pointer-events: none;
     background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
       linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
     background-size: 64px 64px;
     mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
     -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
   }
   
   /* ---------- Pills / buttons ---------- */
   .btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px;
     font-weight: 700; font-size: 15px; padding: 12px 24px; border-radius: 999px;
     border: 1px solid transparent; cursor: pointer; transition: transform .2s ease, box-shadow .3s ease, background .3s ease, border-color .3s ease;
     white-space: nowrap; font-family: var(--font); }
   .btn svg { width: 18px; height: 18px; }
   .btn-primary { background: var(--grad); color: #04122b; box-shadow: 0 10px 30px -8px rgba(46,139,255,.6); }
   .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -8px rgba(46,139,255,.75); }
   .btn-ghost { background: var(--surface-2); color: var(--text); border-color: var(--border-strong); }
   .btn-ghost:hover { background: rgba(255,255,255,.1); transform: translateY(-2px); }
   .btn-block { width: 100%; }
   
   .eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700;
     letter-spacing: .16em; text-transform: uppercase; color: var(--teal); }
   .eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--teal); opacity: .7; }
   .section { padding: 110px 0; position: relative; }
   .section-head { max-width: 680px; margin: 0 auto 60px; text-align: center; }
   .section-head h2 { font-size: clamp(30px, 4vw, 46px); margin: 16px 0 0; }
   .section-head p { color: var(--text-dim); font-size: 18px; margin-top: 18px; }
   
   /* ---------- Nav ---------- */
   .nav { position: sticky; top: 0; z-index: 100; border-bottom: 1px solid transparent; transition: .3s; }
   .nav.scrolled { background: rgba(6,7,26,.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom-color: var(--border); }
   .nav-inner { display: flex; align-items: center; gap: 28px; height: 70px; }
   .nav-logo { flex: none; display: inline-flex; align-items: center; }
   .nav-logo img { height: 26px; width: auto; max-width: none; display: block; }
   .nav-links { display: flex; gap: 4px; margin-left: 14px; }
   .nav-links a { color: var(--text-dim); font-size: 14.5px; font-weight: 500; padding: 8px 14px; border-radius: 8px; transition: .25s; }
   .nav-links a:hover { color: var(--text); background: var(--surface); }
   .nav-cta { margin-left: auto; display: flex; align-items: center; gap: 12px; }
   .nav-cta .signin { font-size: 14.5px; font-weight: 600; color: var(--text-dim); white-space: nowrap; }
   .nav-cta .signin:hover { color: var(--text); }
   .nav-burger { display: none; background: none; border: none; color: var(--text); cursor: pointer; }
   
   /* ---------- Hero ---------- */
   .hero { padding: 78px 0 40px; text-align: center; }
   .badge-row { display: flex; justify-content: center; margin-bottom: 28px; }
   .badge { display: inline-flex; align-items: center; gap: 10px; padding: 7px 8px 7px 16px; border-radius: 999px;
     background: var(--surface); border: 1px solid var(--border); font-size: 13px; color: var(--text-dim); }
   .badge b { color: var(--text); font-weight: 600; }
   .badge .tag { background: var(--grad-soft); border: 1px solid var(--border); color: var(--teal);
     font-weight: 700; font-size: 11px; padding: 3px 9px; border-radius: 999px; letter-spacing: .04em; }
   .hero h1 { font-size: clamp(38px, 6.4vw, 76px); letter-spacing: -0.035em; max-width: 16ch; margin: 0 auto; }
   .hero p.sub { color: var(--text-dim); font-size: clamp(16px, 2vw, 20px); max-width: 620px; margin: 26px auto 0; }
   .hero-cta { display: flex; gap: 14px; justify-content: center; margin-top: 36px; flex-wrap: wrap; }
   .hero-note { color: var(--text-faint); font-size: 13.5px; margin-top: 18px; display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
   .hero-note span { display: inline-flex; align-items: center; gap: 7px; }
   .hero-note svg { width: 15px; height: 15px; color: var(--teal); }
   
   /* Browser frame product shot */
   .shot { max-width: 1040px; margin: 70px auto 0; position: relative; }
   .shot::after { content: ""; position: absolute; inset: -2% 6% -8% 6%; z-index: -1;
     background: var(--grad); filter: blur(80px); opacity: .35; border-radius: 40px; }
   .browser { border-radius: 14px; overflow: hidden; border: 1px solid var(--border-strong);
     background: #0d1030; box-shadow: 0 40px 90px -30px rgba(0,0,0,.8); }
   .browser-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: rgba(255,255,255,.04); border-bottom: 1px solid var(--border); }
   .browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--border-strong); display: inline-block; }
   .browser-url { margin-left: 12px; flex: 1; max-width: 360px; height: 24px; border-radius: 6px; background: rgba(0,0,0,.3);
     display: flex; align-items: center; padding: 0 12px; font-size: 11.5px; color: var(--text-faint); }
   .browser img { width: 100%; display: block; }
   
   /* ---------- Trust / logos strip ---------- */
   .trust { padding: 50px 0 10px; text-align: center; }
   .trust p { font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 22px; }
   .trust-row { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: center; align-items: center; }
   .trust-chip { display: inline-flex; align-items: center; gap: 9px; padding: 9px 16px; border-radius: 999px;
     border: 1px solid var(--border); background: var(--surface); color: var(--text-dim); font-size: 13.5px; font-weight: 600; }
   .trust-chip svg { width: 16px; height: 16px; color: var(--teal); }
   
   /* ---------- Bento features ---------- */
   .bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
   .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
     padding: 28px; position: relative; overflow: hidden; transition: border-color .3s, transform .3s; }
   .card:hover { border-color: var(--border-strong); transform: translateY(-3px); }
   .card .ico { width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
     background: var(--grad-soft); border: 1px solid var(--border); color: var(--teal); margin-bottom: 18px; }
   .card .ico svg { width: 22px; height: 22px; }
   .card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.01em; }
   .card p { color: var(--text-dim); font-size: 14.5px; }
   .card .link { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; color: var(--blue-soft); font-weight: 600; font-size: 14px; }
   .card .link svg { width: 15px; height: 15px; transition: transform .25s; }
   .card .link:hover svg { transform: translateX(4px); }
   .card-img { margin: 18px -28px -28px; border-top: 1px solid var(--border); }
   .card-img img { width: 100%; }
   .col-3 { grid-column: span 3; }
   .col-2 { grid-column: span 2; }
   .col-6 { grid-column: span 6; }
   .card.spotlight { background: linear-gradient(160deg, rgba(46,139,255,.12), rgba(32,201,174,.06)), var(--surface); }
   .card.feature-wide { display: grid; grid-template-columns: 1.05fr 1fr; gap: 30px; align-items: center; padding: 0; }
   .card.feature-wide .fw-body { padding: 36px; }
   .card.feature-wide .fw-media { align-self: stretch; overflow: hidden; border-left: 1px solid var(--border); }
   .card.feature-wide .fw-media img { width: 100%; height: 100%; object-fit: cover; }
   
   /* ---------- More features ---------- */
   .mini-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
   .mini { padding: 24px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface); transition: .3s; }
   .mini:hover { background: var(--surface-2); border-color: var(--border-strong); }
   .mini .ico { width: 40px; height: 40px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border);
     display: flex; align-items: center; justify-content: center; color: var(--teal); margin-bottom: 14px; }
   .mini .ico svg { width: 20px; height: 20px; }
   .mini h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 6px; }
   .mini p { font-size: 13px; color: var(--text-dim); line-height: 1.55; }
   
   /* ---------- Pricing — switches ---------- */
   .pricing-switches { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 14px; }
   .mode-switcher { display: inline-flex; padding: 5px; border-radius: 999px; border: 1px solid var(--border-strong); background: var(--surface); }
   .mode-switcher button { border: none; background: none; color: var(--text-dim); font-family: var(--font);
     font-weight: 700; font-size: 14.5px; padding: 11px 26px; border-radius: 999px; cursor: pointer; transition: .25s; }
   .mode-switcher button.active { background: var(--grad); color: #04122b; }
   .mode-switcher .sub-lbl { font-weight: 500; opacity: .8; }
   .pricing-toggle { display: inline-flex; padding: 4px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); }
   .pricing-toggle button { border: none; background: none; color: var(--text-dim); font-family: var(--font);
     font-weight: 700; font-size: 13px; padding: 8px 18px; border-radius: 999px; cursor: pointer; transition: .25s; display: inline-flex; align-items: center; gap: 8px; }
   .pricing-toggle button.active { background: var(--surface-2); color: var(--text); }
   .pricing-toggle .save { font-size: 11px; background: rgba(113,188,66,.18); color: #9be072; padding: 2px 7px; border-radius: 999px; }
   .mode-intro { text-align: center; color: var(--text-dim); font-size: 14px; max-width: 560px; margin: 0 auto 40px; }
   
   /* ---------- Configurator ---------- */
   .config-grid { display: grid; grid-template-columns: 1.55fr 1fr; gap: 24px; align-items: start; }
   .config-build { display: flex; flex-direction: column; gap: 16px; }
   .config-grid[data-mode="studio"] .enterprise-only { display: none; }
   .config-grid[data-mode="enterprise"] .studio-only { display: none; }
   
   .cfg-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; transition: border-color .25s; }
   .cfg-card:hover { border-color: var(--border-strong); }
   .cfg-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
   .cfg-card h3 { font-size: 17px; font-weight: 700; }
   .cfg-desc { color: var(--text-dim); font-size: 13px; margin-top: 5px; line-height: 1.5; max-width: 52ch; }
   .cfg-desc span { color: var(--teal); font-weight: 600; white-space: nowrap; }
   .cfg-amt { display: flex; align-items: flex-start; gap: 2px; flex: none; color: var(--text); }
   .cfg-amt .c { font-size: 18px; font-weight: 700; color: var(--text-dim); margin-top: 4px; }
   .cfg-amt span:not(.c):not(.u) { font-size: 34px; font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
   .cfg-amt .u { font-size: 13px; color: var(--text-dim); font-weight: 600; align-self: flex-end; }
   
   .storage-exp { margin-top: 14px; border-top: 1px solid var(--border); padding-top: 12px; }
   .storage-exp summary { cursor: pointer; color: var(--teal); font-weight: 600; font-size: 13.5px; list-style: none; }
   .storage-exp summary::-webkit-details-marker { display: none; }
   .storage-exp summary::before { content: '+ '; font-weight: 700; }
   .storage-exp[open] summary::before { content: '− '; }
   .storage-exp p { color: var(--text-dim); font-size: 13px; margin-top: 10px; line-height: 1.55; }
   .storage-exp b { color: var(--text); }
   
   /* Stepper */
   .stepper { display: inline-flex; align-items: center; gap: 6px; flex: none; }
   .step-btn { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border-strong); background: var(--surface-2);
     color: var(--text); font-size: 20px; font-weight: 700; cursor: pointer; transition: .2s; display: flex; align-items: center; justify-content: center; }
   .step-btn:hover { border-color: var(--blue); color: var(--blue); }
   .step-input { width: 62px; height: 40px; text-align: center; border-radius: 10px; border: 1px solid var(--border);
     background: var(--bg); color: var(--text); font-family: var(--font); font-weight: 700; font-size: 16px; }
   
   /* Module toggles */
   .module-group-title { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-faint); font-weight: 700; margin: 14px 0 0 2px; }
   .module-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
   .module-toggle { display: flex; align-items: flex-start; gap: 12px; padding: 15px 16px; border: 1px solid var(--border);
     border-radius: var(--radius-sm); background: var(--surface); color: var(--text); text-align: left; cursor: pointer; transition: .2s; }
   .module-toggle:hover { border-color: var(--border-strong); }
   .module-toggle.is-on { border-color: transparent; background:
     linear-gradient(var(--bg-2), var(--bg-2)) padding-box, var(--grad) border-box; box-shadow: 0 6px 18px -8px rgba(46,139,255,.5); }
   .module-check { width: 20px; height: 20px; border-radius: 6px; border: 2px solid var(--border-strong); flex: none; position: relative; margin-top: 1px; transition: .2s; }
   .module-toggle.is-on .module-check { background: var(--grad); border-color: transparent; }
   .module-toggle.is-on .module-check::after { content: ''; position: absolute; left: 6px; top: 2px; width: 5px; height: 10px; border: solid #04122b; border-width: 0 2px 2px 0; transform: rotate(45deg); }
   .module-body { flex: 1 1 auto; min-width: 0; }
   .module-label { font-weight: 600; font-size: 14px; line-height: 1.3; display: block; }
   .module-desc { color: var(--text-dim); font-size: 12px; margin-top: 3px; line-height: 1.4; display: block; }
   .module-price { font-weight: 700; font-size: 13px; color: var(--teal); white-space: nowrap; flex: none; }
   
   /* Included list (enterprise) */
   .included-card h3 { font-size: 18px; }
   .included-list { list-style: none; padding: 0; margin: 16px 0 0; columns: 2; column-gap: 22px; }
   .included-list li { font-size: 13.5px; color: var(--text); padding: 5px 0; break-inside: avoid; display: flex; gap: 9px; }
   .included-list li::before { content: '✓'; color: var(--teal); font-weight: 800; flex: none; }
   
   /* Volume strip */
   .ent-rate-badge { display: inline-block; margin-top: 6px; background: var(--surface-2); border: 1px solid var(--border-strong);
     color: var(--text) !important; font-weight: 700; font-size: 12.5px; padding: 4px 11px; border-radius: 999px; white-space: nowrap; }
   .volume-strip { display: flex; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
   .volume-strip span[data-tier] { flex: 1 1 0; min-width: 96px; padding: 10px 8px; border-radius: 10px; background: var(--surface-2);
     border: 1px solid var(--border); color: var(--text-dim); text-align: center; font-size: 12px; line-height: 1.4; transition: .2s; }
   .volume-strip span[data-tier] b { color: var(--text); font-size: 13px; }
   .volume-strip span[data-tier].is-current { border-color: transparent; background: var(--grad); color: #04122b; }
   .volume-strip span[data-tier].is-current b { color: #04122b; }
   
   /* Upgrade banner */
   .upgrade-banner { position: relative; border: 1px solid var(--border-strong); border-radius: var(--radius);
     background: linear-gradient(160deg, rgba(46,139,255,.16), rgba(32,201,174,.08)), var(--bg-2); padding: 18px 20px; }
   .upgrade-banner.is-hidden { display: none; }
   .upgrade-banner strong { font-size: 15px; display: block; }
   .upgrade-banner p { color: var(--text-dim); font-size: 13.5px; margin: 6px 0 12px; }
   .upgrade-banner .ub-close { position: absolute; top: 10px; right: 14px; background: none; border: none; color: var(--text-dim);
     font-size: 22px; line-height: 1; cursor: pointer; }
   .btn-sm { font-size: 13px; padding: 9px 16px; }
   
   /* Summary */
   .config-summary { position: sticky; top: 92px; }
   .summary-card { background: linear-gradient(160deg, rgba(46,139,255,.10), rgba(32,201,174,.05)), var(--bg-2);
     border: 1px solid var(--border-strong); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-glow); }
   .summary-title { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-dim); font-weight: 700; }
   .summary-lines { list-style: none; padding: 0; margin: 18px 0; display: flex; flex-direction: column; gap: 2px; }
   .summary-lines li { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 7px 0; font-size: 13.5px; border-bottom: 1px dashed var(--border); }
   .summary-lines li:last-child { border-bottom: none; }
   .summary-label { color: var(--text-dim); }
   .summary-value { color: var(--text); font-weight: 600; white-space: nowrap; }
   .summary-value .text-success { color: var(--teal); }
   .summary-value .text-primary { color: var(--blue-soft); }
   .summary-custom-line .summary-label { font-style: italic; color: var(--text-faint); }
   .summary-total, .summary-custom { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--border-strong); }
   .summary-total.is-hidden, .summary-custom.is-hidden { display: none; }
   .st-label { font-size: 14px; color: var(--text-dim); font-weight: 600; }
   .st-amt { display: flex; align-items: flex-start; gap: 2px; }
   .st-amt .c { font-size: 22px; font-weight: 700; color: var(--text-dim); margin-top: 4px; }
   .st-amt span:not(.c):not(.u) { font-size: 46px; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
   .st-amt .u { font-size: 14px; color: var(--text-dim); font-weight: 600; align-self: flex-end; }
   .st-custom { font-size: 24px; font-weight: 800; color: var(--blue-soft); }
   .summary-annual-total { font-size: 12.5px; color: var(--text-dim); margin-top: 10px; }
   .summary-saving { font-size: 12.5px; color: #9be072; font-weight: 600; margin-top: 3px; min-height: 16px; }
   .summary-card .btn { margin-top: 20px; }
   .summary-foot { font-size: 11.5px; color: var(--text-faint); margin-top: 14px; line-height: 1.5; }
   .is-hidden { display: none; }
   
   /* ---------- CTA band ---------- */
   .cta-band { position: relative; border-radius: 28px; overflow: hidden; padding: 72px 40px; text-align: center;
     border: 1px solid var(--border-strong);
     background: linear-gradient(160deg, rgba(46,139,255,.18), rgba(32,201,174,.12)), var(--bg-2); }
   .cta-band::before { content: ""; position: absolute; width: 500px; height: 500px; border-radius: 50%; top: -60%; left: 50%;
     transform: translateX(-50%); background: radial-gradient(circle, rgba(46,139,255,.5), transparent 65%); filter: blur(70px); }
   .cta-band h2 { font-size: clamp(30px, 4.5vw, 50px); position: relative; }
   .cta-band p { color: var(--text-dim); font-size: 18px; margin: 18px auto 32px; max-width: 540px; position: relative; }
   .cta-band .hero-cta { position: relative; }
   
   /* ---------- Footer ---------- */
   footer { border-top: 1px solid var(--border); padding: 64px 0 36px; margin-top: 40px; }
   .foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
   .foot-brand img { height: 26px; margin-bottom: 18px; }
   .foot-brand p { color: var(--text-dim); font-size: 14px; max-width: 320px; }
   footer h5 { font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-faint); margin: 0 0 16px; font-weight: 700; }
   footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; }
   footer ul a { color: var(--text-dim); font-size: 14px; transition: .2s; }
   footer ul a:hover { color: var(--text); }
   .foot-social { display: flex; gap: 10px; margin-top: 4px; }
   .foot-social a { width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface);
     display: flex; align-items: center; justify-content: center; color: var(--text-dim); transition: .25s; }
   .foot-social a:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-2px); }
   .foot-social svg { width: 18px; height: 18px; }
   .foot-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 48px; padding-top: 26px;
     border-top: 1px solid var(--border); color: var(--text-faint); font-size: 13px; flex-wrap: wrap; gap: 12px; }
   
   /* ---------- Reveal animation ---------- */
   .reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
   .reveal.in { opacity: 1; transform: none; }
   
   /* ---------- Responsive ---------- */
   @media (max-width: 980px) {
     .nav-links { display: none; }
     .nav-links.open { display: flex; flex-direction: column; align-items: stretch; gap: 2px; margin-left: 0;
       position: absolute; top: 70px; left: 0; right: 0; padding: 12px 24px 18px;
       background: rgba(10,12,35,.98); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
       border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); box-shadow: 0 24px 44px -22px rgba(0,0,0,.75); }
     .nav-links.open a { padding: 13px 12px; font-size: 16px; border-radius: 10px; }
     .nav-burger { display: inline-flex; margin-left: 2px; }
     .nav-cta { gap: 10px; }
     .nav-cta .btn-primary { margin-right: 4px; padding: 10px 18px; font-size: 14px; }
     .bento { grid-template-columns: repeat(2, 1fr); }
     .col-3, .col-2, .col-6 { grid-column: span 2; }
     .card.feature-wide { grid-template-columns: 1fr; }
     .card.feature-wide .fw-media { border-left: none; border-top: 1px solid var(--border); min-height: 240px; }
     .mini-grid { grid-template-columns: repeat(2, 1fr); }
     .config-grid { grid-template-columns: 1fr; }
     .config-summary { position: static; }
     .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
   }
   @media (max-width: 560px) {
     .section { padding: 76px 0; }
     .bento, .mini-grid { grid-template-columns: 1fr; }
     .col-3, .col-2, .col-6 { grid-column: span 1; }
     .hero { padding: 50px 0 20px; }
     .foot-grid { grid-template-columns: 1fr; }
     .module-grid { grid-template-columns: 1fr; }
     .included-list { columns: 1; }
   }
   @media (prefers-reduced-motion: reduce) {
     .reveal { opacity: 1; transform: none; transition: none; }
     html { scroll-behavior: auto; }
   }