/* ===== BeamSphere — cluster network stylesheet ===== */
:root {
  --blue:        #0066b8;
  --blue-deep:   #004a8c;
  --blue-mid:    #1a7cc4;
  --graphite:    #4c4c4e;
  --graphite-2:  #3a3a3c;
  --ink:         #2a2a2c;
  --ink-deep:    #1a1a1c;
  --mist:        #696a6d;
  --paper:       #f4f6f8;
  --white:       #ffffff;
  --line:        #d7dee5;
  --text:        #2a2a2c;
  --muted:       #5a5c61;
  --on-dark:     #f4f6f8;
  --on-dark-dim: #d5d8dc;

  --grad:        linear-gradient(120deg, #0066b8 0%, #1a7cc4 48%, #4c4c4e 100%);
  --radius:      18px;
  --maxw:        1160px;
  --ease:        cubic-bezier(.22,.61,.36,1);
  --shadow:      0 18px 40px -22px rgba(42,42,44,.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: "Figtree", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, .brand-name, .cluster-tab, .node-kicker, .kicker, .eyebrow, .p-index {
  font-family: "Bricolage Grotesque", "Figtree", system-ui, sans-serif;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin: 0;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--blue); color: #fff; padding: 10px 16px; border-radius: 0 0 8px 0; font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: 15px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn-primary {
  background: var(--blue); color: #fff;
  box-shadow: 0 10px 24px -10px rgba(0,102,184,.55);
}
.btn-ghost {
  background: transparent; color: var(--ink); border-color: var(--line);
}

/* ===== Header ===== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(244,246,248,.9);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
  box-shadow: 0 8px 28px -22px rgba(42,42,44,.4);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand img { border-radius: 9px; background: #fff; border: 1px solid var(--line); }
.brand-name { font-size: 20px; font-weight: 700; color: var(--ink); }

.nav { display: flex; align-items: center; gap: 26px; }
.nav a { font-size: 15px; color: var(--muted); font-weight: 500; transition: color .2s var(--ease); }
.nav .nav-cta {
  color: var(--ink); border: 1px solid var(--line); padding: 9px 18px; border-radius: 999px;
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .3s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero { position: relative; overflow: hidden; padding: 132px 0 72px; }
.hero-wash {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 50% 60% at 82% 28%, rgba(0,102,184,.12), transparent 62%),
    radial-gradient(ellipse 42% 50% at 12% 80%, rgba(76,76,78,.08), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, var(--paper) 100%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center;
}
.eyebrow {
  display: inline-block; font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--blue); margin: 0 0 18px; font-weight: 600;
}
.hero h1 { font-size: clamp(2.15rem, 4.6vw, 3.55rem); font-weight: 700; color: var(--ink); max-width: 16ch; }
.hero-sub { font-size: clamp(1rem, 1.5vw, 1.14rem); color: var(--muted); margin: 22px 0 0; max-width: 52ch; }
.hero-actions { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }

.hero-visual { display: grid; place-items: center; }
.hero-net { width: min(480px, 100%); height: auto; overflow: visible; }

.net-lines { opacity: .55; }
.net-lines .draw {
  stroke-dasharray: 180;
  stroke-dashoffset: 180;
  animation: drawLine 2.4s var(--ease) forwards;
}
.net-lines .d2 { animation-delay: .12s; }
.net-lines .d3 { animation-delay: .2s; }
.net-lines .d4 { animation-delay: .28s; }
.net-lines .d5 { animation-delay: .36s; }
.net-lines .d6 { animation-delay: .44s; }
.net-lines .d7 { animation-delay: .6s; }
.net-lines .d8 { animation-delay: .7s; }
.net-lines .d9 { animation-delay: .8s; }
.net-lines .d10 { animation-delay: .9s; }
.net-lines .d11 { animation-delay: 1s; }
.net-lines .d12 { animation-delay: 1.1s; }
@keyframes drawLine { to { stroke-dashoffset: 0; } }

.cluster-hubs text {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 12px; font-weight: 600; fill: var(--graphite); letter-spacing: .04em;
}
.hub-ring {
  fill: #fff; stroke: rgba(0,102,184,.28); stroke-width: 1.4;
}
.core-ring {
  fill: none; stroke: rgba(0,102,184,.28); stroke-width: 1.2;
  transform-box: fill-box; transform-origin: center;
}
.core-ring.r1 { animation: spin 28s linear infinite; stroke-dasharray: 6 10; }
.core-ring.r2 { animation: spin 18s linear infinite reverse; stroke-dasharray: 3 8; }
@keyframes spin { to { transform: rotate(360deg); } }

.pulse { transform-box: fill-box; transform-origin: center; animation: pulse 2.8s ease-in-out infinite; }
.p2 { animation-delay: .3s; fill: var(--graphite); }
.p3 { animation-delay: .6s; }
.p4 { animation-delay: .9s; fill: var(--graphite); }
.p5 { animation-delay: 1.2s; }
.p6 { animation-delay: 1.5s; fill: var(--graphite); }
.p7 { animation-delay: 1.8s; }
.p8 { animation-delay: 2.1s; fill: var(--graphite); }
@keyframes pulse {
  0%, 100% { opacity: .55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.45); }
}

@media (prefers-reduced-motion: reduce) {
  .net-lines .draw { animation: none; stroke-dashoffset: 0; }
  .core-ring, .pulse, .pkt { animation: none; }
}

/* ===== Marquee ===== */
.strip { border-block: 1px solid var(--line); background: #fff; overflow: hidden; padding: 16px 0; }
.strip-track {
  display: flex; align-items: center; gap: 22px; white-space: nowrap; width: max-content;
  animation: marquee 34s linear infinite;
  font-family: "Bricolage Grotesque", sans-serif; font-size: 14px; font-weight: 600;
  color: var(--graphite); letter-spacing: .04em; text-transform: uppercase;
}
.strip-track .dot { color: var(--blue); font-size: 8px; }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .strip-track { animation: none; } }

/* ===== Sections ===== */
.section { padding: 92px 0; }
#network, #practice, #faq, #contact, #statement { scroll-margin-top: 88px; }
.section-alt { background: #fff; border-block: 1px solid var(--line); }
.kicker {
  font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--blue); font-weight: 600; margin: 0 0 12px;
}
.section-head { max-width: 680px; margin: 0 0 36px; }
.section-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); color: var(--ink); }
.section-head .lead { color: var(--muted); margin-top: 14px; font-size: 1.05rem; }

/* ===== Tabs ===== */
.tabs {
  display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px;
  padding: 6px; background: #fff; border: 1px solid var(--line); border-radius: 999px;
  width: fit-content; max-width: 100%;
}
.cluster-tab {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  font-size: 14px; font-weight: 600; color: var(--muted);
  padding: 10px 16px; border-radius: 999px; letter-spacing: -0.01em;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.cluster-tab.active {
  background: var(--ink); color: var(--on-dark);
}

/* ===== Constellation of member-cluster cards ===== */
.constellation {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-areas:
    "c1 c2 m1"
    "s1 hub m2"
    "s2 i1 i2";
  gap: 16px;
  padding: 24px;
  margin: 0 0 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 50%, rgba(0,102,184,.07), transparent 48%),
    #fff;
}
.constellation-svg {
  position: absolute; inset: 18px; width: auto; height: auto;
  pointer-events: none; z-index: 0;
}
.constellation-svg path {
  fill: none; stroke: rgba(0,102,184,.22); stroke-width: .4;
  stroke-dasharray: 1.2 1.1;
  animation: dashMove 18s linear infinite;
}
@keyframes dashMove { to { stroke-dashoffset: -40; } }

.slot { position: relative; z-index: 1; min-width: 0; }
.slot-c1 { grid-area: c1; }
.slot-c2 { grid-area: c2; }
.slot-s1 { grid-area: s1; }
.slot-s2 { grid-area: s2; }
.slot-m1 { grid-area: m1; }
.slot-m2 { grid-area: m2; }
.slot-i1 { grid-area: i1; }
.slot-i2 { grid-area: i2; }
.hub-slot { grid-area: hub; z-index: 2; }

.node-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 16px 14px;
  height: 100%;
  box-shadow: var(--shadow);
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease), opacity .35s var(--ease), filter .35s var(--ease);
}
.node-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--ink); margin: 0 0 6px; }
.node-card p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.45; }
.node-kicker {
  display: block; font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue); font-weight: 600; margin: 0 0 6px;
}
.node-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-bottom: 8px;
  box-shadow: 0 0 0 4px rgba(0,102,184,.12);
}
.node-dot.civil { background: var(--blue); }
.node-dot.structural { background: var(--graphite); box-shadow: 0 0 0 4px rgba(76,76,78,.12); }
.node-dot.mechanical { background: var(--blue-mid); }
.node-dot.industrial { background: var(--graphite-2); box-shadow: 0 0 0 4px rgba(76,76,78,.12); }

.hub-card {
  text-align: center; padding: 22px 18px 18px;
  border-color: rgba(0,102,184,.28);
  background: linear-gradient(180deg, #fff 0%, #f3f8fc 100%);
}
.hub-card img { margin: 0 auto 10px; border-radius: 8px; border: 1px solid var(--line); }
.hub-card h3 { font-size: 1.15rem; }

/* Tab filter: dim nodes that are not in the active cluster */
.constellation[data-filter="civil"] .node-card:not([data-cluster="civil"]):not([data-cluster="hub"]),
.constellation[data-filter="structural"] .node-card:not([data-cluster="structural"]):not([data-cluster="hub"]),
.constellation[data-filter="mechanical"] .node-card:not([data-cluster="mechanical"]):not([data-cluster="hub"]),
.constellation[data-filter="industrial"] .node-card:not([data-cluster="industrial"]):not([data-cluster="hub"]) {
  opacity: .28; filter: grayscale(.35); pointer-events: none;
}
.constellation[data-filter="civil"] .node-card[data-cluster="civil"],
.constellation[data-filter="structural"] .node-card[data-cluster="structural"],
.constellation[data-filter="mechanical"] .node-card[data-cluster="mechanical"],
.constellation[data-filter="industrial"] .node-card[data-cluster="industrial"] {
  border-color: var(--blue);
  box-shadow: 0 18px 36px -18px rgba(0,102,184,.4);
}

.tab-panels {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 24px 28px;
}
.tab-panel[hidden] { display: none; }
.tab-panel h3 { font-size: 1.35rem; color: var(--ink); margin: 0 0 8px; }
.tab-panel p { margin: 0; color: var(--muted); max-width: 72ch; }
.panel-kicker {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--blue); font-weight: 600; margin: 0 0 8px;
}

/* ===== Practice grid ===== */
.practice-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.practice-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 18px; padding: 24px 22px;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease), background .28s var(--ease);
}
.p-index {
  display: block; font-size: 1.8rem; font-weight: 700; color: var(--blue); margin-bottom: 14px;
}
.practice-card h3 { font-size: 1.2rem; margin-bottom: 10px; color: var(--ink); }
.practice-card p { margin: 0; color: var(--muted); font-size: .98rem; }

/* ===== Statement (dark graphite, near-white type) ===== */
.statement {
  background: var(--ink-deep);
  color: var(--on-dark);
  padding: 96px 0;
}
.statement-inner { max-width: 860px; margin: 0 auto; text-align: center; }
.statement-mark {
  display: block; font-family: "Bricolage Grotesque", sans-serif;
  font-size: 5.5rem; line-height: .5; color: #7eb6e0; opacity: .85; margin-bottom: 8px;
}
.statement-inner blockquote {
  margin: 0; font-family: "Bricolage Grotesque", sans-serif; font-weight: 600;
  font-size: clamp(1.7rem, 3.8vw, 2.9rem); line-height: 1.22; letter-spacing: -0.03em;
  color: var(--on-dark);
}
.statement .grad {
  background: linear-gradient(120deg, #8ec4ee 0%, #f4f6f8 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.statement-sub { color: var(--on-dark-dim); margin-top: 22px; font-size: 1.05rem; }

/* ===== FAQ ===== */
.faq-wrap { display: grid; grid-template-columns: .75fr 1.25fr; gap: 48px; align-items: start; }
.faq-head { margin: 0; position: sticky; top: 100px; }
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.faq-item.open { border-color: var(--blue); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: none; border: 0; cursor: pointer; text-align: left; color: var(--ink);
  font-family: "Bricolage Grotesque", sans-serif; font-size: 1.08rem; font-weight: 600; padding: 20px 22px;
}
.faq-ico { position: relative; flex: 0 0 auto; width: 16px; height: 16px; }
.faq-ico::before, .faq-ico::after {
  content: ""; position: absolute; background: var(--blue); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.faq-ico::before { top: 7px; left: 0; width: 16px; height: 2px; }
.faq-ico::after { top: 0; left: 7px; width: 2px; height: 16px; }
.faq-item.open .faq-ico::after { transform: scaleY(0); opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-item.open .faq-a { max-height: 320px; }
.faq-a p { color: var(--muted); margin: 0; padding: 0 22px 22px; font-size: .98rem; }

/* ===== Contact ===== */
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: start; }
.contact-copy h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin-bottom: 14px; color: var(--ink); }
.contact-copy p { color: var(--muted); margin-bottom: 20px; }
.contact-email {
  display: inline-block; font-family: "Bricolage Grotesque", sans-serif;
  font-size: 1.28rem; font-weight: 600; color: var(--blue);
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.contact-place { margin-top: 12px; font-size: .95rem; color: var(--mist); }
.contact-form {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; display: grid; gap: 16px;
}
.field { display: grid; gap: 7px; }
.field label { font-size: 13px; color: var(--muted); font-weight: 500; }
.field input, .field textarea {
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px; color: var(--text);
  padding: 12px 14px; font: inherit; font-size: 15px; width: 100%; resize: vertical;
  transition: border-color .2s var(--ease);
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--blue); }

/* ===== Footer (dark graphite, near-white) ===== */
.site-footer {
  border-top: 1px solid #333336;
  background: var(--ink-deep);
  color: var(--on-dark);
  padding: 54px 0 28px;
}
.site-footer .brand-name { color: var(--on-dark); }
.site-footer .brand img { border-color: #3a3a3c; }
.footer-inner {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 28px; flex-wrap: wrap;
  padding-bottom: 32px; border-bottom: 1px solid #333336;
}
.footer-tag { color: var(--on-dark-dim); margin: 12px 0 0; font-size: .95rem; max-width: 36ch; }
.footer-nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-nav a { color: var(--on-dark-dim); font-size: 15px; transition: color .2s; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  color: var(--on-dark-dim); font-size: 14px; padding-top: 20px;
}

/* ===== Reveal (must sit before hover transforms) ===== */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

/* Hover AFTER .reveal.in so lift is not overwritten */
@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover { transform: translateY(-2px); background: var(--blue-deep); box-shadow: 0 16px 32px -12px rgba(0,102,184,.6); }
  .btn-ghost:hover { transform: translateY(-2px); border-color: var(--blue); color: var(--blue); }
  .nav a:hover { color: var(--ink); }
  .nav .nav-cta:hover { border-color: var(--blue); color: var(--blue); }
  .cluster-tab:hover:not(.active) { background: var(--paper); color: var(--ink); }
  .node-card:hover {
    transform: translateY(-6px);
    border-color: var(--blue);
    box-shadow: 0 22px 40px -20px rgba(0,102,184,.45);
  }
  .practice-card:hover {
    transform: translateY(-6px);
    background: #fff;
    border-color: var(--blue);
    box-shadow: var(--shadow);
  }
  .faq-q:hover { color: var(--blue); }
  .faq-item:hover { box-shadow: var(--shadow); }
  .contact-email:hover { border-bottom-color: var(--blue); }
  .footer-nav a:hover { color: #fff; }
  .contact-form .btn-primary:hover { transform: translateY(-2px); }
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 28px; }
  .hero-visual { order: -1; }
  .hero-net { width: min(380px, 88vw); }
  .hero h1 { max-width: none; }
  .practice-grid { grid-template-columns: 1fr 1fr; }
  .faq-wrap { grid-template-columns: 1fr; gap: 28px; }
  .faq-head { position: static; }
  .contact-inner { grid-template-columns: 1fr; gap: 36px; }

  .constellation {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "hub hub"
      "c1 c2"
      "s1 s2"
      "m1 m2"
      "i1 i2";
    gap: 12px;
    padding: 14px;
  }
  .constellation-svg { display: none; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav {
    position: fixed; inset: 74px 0 auto 0; flex-direction: column; gap: 4px; align-items: stretch;
    background: rgba(244,246,248,.98); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line);
    padding: 12px 24px 22px; transform: translateY(-120%); transition: transform .35s var(--ease); z-index: 90;
  }
  .nav.open { transform: translateY(0); }
  .nav a { padding: 12px 4px; font-size: 17px; border-bottom: 1px solid var(--line); color: var(--ink); }
  .nav .nav-cta { text-align: center; margin-top: 10px; border: 1px solid var(--blue); color: var(--blue); }
  .hero { padding: 118px 0 56px; }
  .section { padding: 68px 0; }
  .statement { padding: 72px 0; }
  .tabs {
    width: 100%; border-radius: 16px; flex-wrap: wrap; overflow: visible;
  }
  .cluster-tab { white-space: nowrap; }
  .tab-panels { padding: 20px 18px; }
}

@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .constellation {
    grid-template-columns: 1fr;
    grid-template-areas:
      "hub" "c1" "c2" "s1" "s2" "m1" "m2" "i1" "i2";
    padding: 12px; gap: 10px;
  }
  .practice-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .footer-inner { flex-direction: column; }
  .statement-mark { font-size: 4.2rem; }
  .header-inner { height: 68px; }
  .nav { inset: 68px 0 auto 0; }
  .contact-form { padding: 20px; }
}

@media (max-width: 390px) {
  .container { padding: 0 16px; }
  .hero { padding: 108px 0 48px; }
  .hero h1 { font-size: 1.95rem; }
  .section { padding: 60px 0; }
  .node-card { padding: 14px; }
  .tabs { padding: 4px; gap: 4px; }
  .cluster-tab { padding: 9px 12px; font-size: 13px; }
}