/* ===== Tokens ===== */
:root {
  --void: #12293F;
  --panel: #1B3A57;
  --panel-2: #1F4266;
  --line: #2D4E6C;
  --steel-600: #5A7B94;
  --steel-300: #869AAF;
  --ink: #EFEDE7;
  --ink-dim: #A9B7C4;
  --ember: #EB8D00;
  --ember-dim: #B36C00;
  --ember-glow: rgba(235, 141, 0, 0.35);

  --display: 'Barlow Condensed', sans-serif;
  --display-impact: 'Barlow Condensed', sans-serif;
  --body: 'Inter', sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --wrap: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background-color: var(--void);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  letter-spacing: 0.2px;
}

h1 { font-size: clamp(2.6rem, 5.2vw, 4.4rem); }
h2 { font-size: clamp(2rem, 3.6vw, 3rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.05rem; font-family: var(--body); font-weight: 600; }

p { margin: 0 0 1em; color: var(--steel-300); }
.lead { font-size: 1.15rem; color: var(--ink); }

a { color: inherit; text-decoration: none; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ember);
  margin: 0 0 14px;
}

/* grain overlay for texture */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 999;
  opacity: 0.035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 14px 24px;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}
.btn-primary {
  background: var(--ember);
  color: #12293F;
  font-weight: 600;
}
.btn-primary:hover { background: #FFA733; transform: translateY(-2px); }
.btn-ghost {
  border-color: var(--steel-600);
  color: var(--steel-300);
}
.btn-ghost:hover { border-color: var(--ember); color: var(--ember); }

/* ===== Hazard strip (signature) ===== */
.hazard-strip {
  position: fixed; top: 0; left: 0; right: 0; height: 4px; z-index: 101;
  background: repeating-linear-gradient(45deg, var(--ember) 0 12px, var(--panel) 12px 24px);
}

/* ===== Blueprint grid: applied directly on body background (see above) ===== */
main, .site-header, .hazard-strip, .grain, .reg-mark { position: relative; z-index: 1; }

/* ===== Registration marks (blueprint signature) ===== */
.reg-mark {
  position: fixed; width: 18px; height: 18px; z-index: 102; pointer-events: none; opacity: 0.55;
}
.reg-mark::before, .reg-mark::after { content: ''; position: absolute; background: var(--steel-600); }
.reg-mark::before { width: 100%; height: 1px; top: 50%; left: 0; }
.reg-mark::after { width: 1px; height: 100%; left: 50%; top: 0; }
.reg-tl { top: 12px; left: 12px; }
.reg-br { bottom: 12px; right: 12px; }

/* ===== Sheet tags (technical drawing numbering) ===== */
.hero, .section { position: relative; }
.sheet-tag {
  position: absolute; top: 18px; right: 24px; z-index: 2;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em;
  color: var(--steel-600); border: 1px solid var(--line);
  padding: 3px 9px; background: var(--void);
  white-space: nowrap;
}
.hero .sheet-tag { top: 84px; }

/* ===== Header ===== */
.site-header {
  position: fixed; top: 4px; left: 0; right: 0; z-index: 100;
  background: rgba(18, 41, 63, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); }
.logo-img { height: 48px; width: auto; display: block; }
.footer-logo-img { height: 36px; }
.logo-mark { color: var(--ember); display: flex; }
.logo-text { font-family: var(--display); font-size: 0.72rem; line-height: 1.15; letter-spacing: 0.08em; font-weight: 600; }
.logo-text.small { font-size: 0.9rem; }

.main-nav { display: flex; gap: 32px; }
.main-nav a {
  font-family: var(--mono); font-size: 0.82rem; letter-spacing: 0.04em;
  color: var(--steel-300); text-transform: uppercase;
  position: relative; padding: 4px 0;
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 1px;
  background: var(--ember); transition: width 0.3s ease;
}
.main-nav a:hover { color: var(--ink); }
.main-nav a:hover::after { width: 100%; }

.header-right { display: flex; align-items: center; gap: 20px; }

.access-menu { position: relative; }
.access-menu summary {
  list-style: none; cursor: pointer;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--steel-300); border: 1px solid var(--line); padding: 8px 14px;
  display: flex; align-items: center; gap: 6px;
}
.access-menu summary::-webkit-details-marker { display: none; }
.access-menu summary::after { content: '▾'; font-size: 0.7rem; }
.access-menu[open] summary { color: var(--ember); border-color: var(--ember-dim); }
.access-panel {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 50;
  width: 280px; background: var(--panel); border: 1px solid var(--line);
  display: flex; flex-direction: column;
}
.access-card { padding: 18px 20px; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 4px; }
.access-card:last-child { border-bottom: none; }
.access-card-title { font-family: var(--display); font-weight: 600; font-size: 1.05rem; color: var(--ink); }
.access-card-domain { font-family: var(--mono); font-size: 0.7rem; color: var(--steel-600); margin-bottom: 6px; }
.access-card-cta {
  align-self: flex-start; font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--ember); border: 1px solid var(--ember-dim); padding: 5px 12px;
}
.access-card-cta:hover { background: var(--ember); color: var(--void); }
.lang-switch { display: flex; gap: 2px; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.lang-btn {
  font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.04em;
  background: transparent; color: var(--ink-dim); border: none;
  padding: 6px 10px; cursor: pointer; transition: all 0.2s ease;
}
.lang-btn.is-active { background: var(--ember); color: #12293F; }
.lang-btn:not(.is-active):hover { color: var(--ink); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 164px 0 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(120deg, var(--void), #16324c 30%, #1c3d5c 55%, var(--void) 80%, #0f2438);
  background-size: 260% 260%;
  animation: hero-flow 16s ease-in-out infinite;
}
@keyframes hero-flow {
  0% { background-position: 0% 45%; }
  50% { background-position: 100% 55%; }
  100% { background-position: 0% 45%; }
}
.hero::after {
  content: '';
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(circle at 75% 25%, var(--ember-glow), transparent 55%);
  animation: hero-glow 8s ease-in-out infinite alternate;
}
@keyframes hero-glow {
  0% { opacity: 0.5; transform: translate(0, 0); }
  100% { opacity: 0.95; transform: translate(-40px, 24px); }
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 80% 60% at 60% 40%, black 40%, transparent 90%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  padding-bottom: 90px;
}
.hero-copy h1 { color: var(--ink); }
.hero-copy h1 br { display: block; }

/* --- Impact headline treatment --- */
.hero-title {
  font-family: var(--display-impact);
  text-transform: uppercase;
  font-weight: 800;
  font-size: clamp(2.9rem, 6.2vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: -0.005em;
}
.hero-title .reveal-line {
  display: inline-block;
  overflow: hidden;
  clip-path: inset(0 100% 0 0);
  animation: wipe-reveal 0.9s cubic-bezier(.65,0,.35,1) forwards;
}
.hero-title .reveal-line:first-of-type { animation-delay: 0.1s; }
.hero-title .reveal-line:last-of-type { animation-delay: 0.32s; }
@keyframes wipe-reveal {
  to { clip-path: inset(0 0% 0 0); }
}
.accent-word {
  background: linear-gradient(90deg, var(--ember), #ffc45c, var(--ember));
  background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: accent-shine 3.2s linear infinite;
}
@keyframes accent-shine { to { background-position: 220% center; } }

.hero-sub { max-width: 46ch; margin-top: 22px; font-size: 1.08rem; }
.hero-actions { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

/* --- Aggressive stamped CTA (hero only) --- */
.hero-actions .btn {
  border-radius: 0;
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  padding: 16px 30px 16px 26px;
  font-weight: 700;
  position: relative;
  overflow: hidden;
}
.hero-actions .btn-primary {
  background: var(--ember);
}
.hero-actions .btn-primary::after {
  content: '';
  position: absolute; top: 0; left: -60%; width: 40%; height: 100%;
  background: linear-gradient(115deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: skewX(-20deg);
  transition: left 0.55s ease;
}
.hero-actions .btn-primary:hover::after { left: 130%; }
.hero-actions .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(235, 141, 0, 0.4); }
.hero-actions .btn-primary {
  animation: btn-pulse 3.6s ease-in-out infinite;
}
@keyframes btn-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(235, 141, 0, 0.35); }
  50% { box-shadow: 0 0 0 10px rgba(235, 141, 0, 0); }
}
.hero-actions .btn-ghost {
  border: 1px solid var(--steel-600);
}
.hero-actions .btn-ghost:hover { border-color: var(--ember); }

.hero-visual { position: relative; height: 420px; display: flex; align-items: center; }
.skyline-svg { width: 100%; height: auto; overflow: visible; }
.sky-bar {
  transform-box: fill-box; transform-origin: bottom center;
  animation: sky-rise 2.2s cubic-bezier(.2,.9,.25,1) both;
}
.sky-bar:nth-child(2) { animation-delay: .05s; }
.sky-bar:nth-child(3) { animation-delay: .15s; }
.sky-bar:nth-child(4) { animation-delay: .25s; }
.sky-bar:nth-child(5) { animation-delay: .35s; }
.sky-bar:nth-child(6) { animation-delay: .45s; }
.sky-bar:nth-child(7) { animation-delay: .55s; }
.sky-bar:nth-child(8) { animation-delay: .65s; }
@keyframes sky-rise { from { transform: scaleY(0); opacity: 0; } to { transform: scaleY(1); opacity: 1; } }
.sky-glow { animation: sky-blink 3s ease-in-out infinite; }
@keyframes sky-blink { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; filter: drop-shadow(0 0 10px var(--ember-glow)); } }
.sky-arrow { animation: arrow-float 2.4s ease-in-out infinite; }
@keyframes arrow-float { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(5px, -5px); } }
.sky-base { animation: base-glow 4s ease-in-out infinite; }
@keyframes base-glow { 0%, 100% { filter: drop-shadow(0 0 0 rgba(235, 141, 0, 0)); } 50% { filter: drop-shadow(0 0 10px var(--ember-glow)); } }

.hero-marquee {
  position: relative;
  overflow: hidden;
  padding: 20px 0;
  background: var(--panel);
  clip-path: polygon(0 14px, 100% 0, 100% 100%, 0 100%);
  border-top: 2px solid var(--ember-dim);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 160px, #000 calc(100% - 160px), transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 160px, #000 calc(100% - 160px), transparent 100%);
}
.marquee-track {
  display: flex; gap: 22px; white-space: nowrap;
  font-family: var(--display); font-weight: 600; font-size: 0.92rem; letter-spacing: 0.1em;
  color: var(--steel-600);
  animation: marquee 18s linear infinite;
  width: max-content;
}
.marquee-track span:nth-child(odd) { color: var(--ember); }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== Sections generic ===== */
.section { padding: 120px 0; border-bottom: 1px solid var(--line); }
.about, .sectors { background: var(--panel-2); }
.services, .diff, .contact {
  background-color: var(--void);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
}
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head h2 { color: var(--ink); }

/* ===== Stats belt ===== */
.stats-belt {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  border-top: 2px solid var(--ember);
}
.stats-belt-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-block {
  padding: 40px 32px;
  border-left: 1px solid var(--line);
  text-align: center;
  transition: background 0.3s ease;
}
.stat-block:first-child { border-left: none; }
.stat-block:hover { background: rgba(235, 141, 0, 0.06); }
.stat-block-num {
  display: block;
  font-family: var(--display-impact);
  font-weight: 800;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  color: var(--ember);
  line-height: 1;
  text-shadow: 0 0 0 rgba(235, 141, 0, 0);
  transition: text-shadow 0.3s ease;
}
.stat-block:hover .stat-block-num { text-shadow: 0 0 22px rgba(235, 141, 0, 0.45); }
.stat-block-label {
  display: block;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--steel-300);
}

/* ===== Services grid (cards) ===== */
.services-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.services-grid-code {
  position: absolute; top: -34px; right: 0;
  font-family: var(--mono); font-size: 0.72rem; color: var(--steel-600);
  letter-spacing: 0.08em;
}
.service-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid transparent;
  padding: 32px 26px;
  display: flex; flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  border-top-color: var(--ember);
  box-shadow: 0 18px 34px -18px rgba(0, 0, 0, 0.5);
}
.service-card-icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ember);
  border: 1px solid var(--ember-dim);
  margin-bottom: 22px;
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}
.service-card:hover .service-card-icon { background: var(--ember); color: var(--void); transform: rotate(-6deg) scale(1.08); }
.service-card-icon svg { width: 24px; height: 24px; }
.service-card h3 { color: var(--ink); margin-bottom: 10px; }
.service-card p { margin: 0 0 20px; flex: 1; font-size: 0.92rem; }
.service-card-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.service-card-tags span {
  font-family: var(--mono); font-size: 0.68rem; color: var(--steel-300);
  border: 1px solid var(--line); padding: 4px 9px; border-radius: 2px;
  white-space: nowrap;
}

/* reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(.16,1,.3,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}
.about-label h2 { color: var(--ink); }

/* ===== Sectors ===== */
.sector-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sector-card { padding: 16px; margin: -16px; border-radius: 4px; transition: transform 0.3s ease, background 0.3s ease; }
.sector-card:hover { transform: translateY(-6px); background: rgba(235, 141, 0, 0.05); }
.sector-icon { color: var(--ember); margin-bottom: 22px; overflow: visible; transition: filter 0.3s ease; }
.sector-card:hover .sector-icon { filter: drop-shadow(0 0 10px rgba(235, 141, 0, 0.5)); }
.sector-card h3 { color: var(--ink); margin-bottom: 10px; }

/* --- Animated sector icons --- */
.icon-wind .turbine-blades {
  transform-box: fill-box;
  transform-origin: center;
  animation: spin-turbine 4.5s linear infinite;
}
@keyframes spin-turbine {
  to { transform: rotate(360deg); }
}

.icon-naval {
  animation: bob-boat 3.2s ease-in-out infinite;
}
.icon-naval .wave-line {
  opacity: 0.55;
  animation: ripple 2.4s ease-in-out infinite;
}
@keyframes bob-boat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}
@keyframes ripple {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.75; }
}

.icon-metal rect {
  transform-box: fill-box;
  transform-origin: center;
  animation: pulse-square 2.6s ease-in-out infinite;
}
.icon-metal rect:nth-child(1) { animation-delay: 0s; }
.icon-metal rect:nth-child(2) { animation-delay: 0.22s; }
.icon-metal rect:nth-child(3) { animation-delay: 0.44s; }
.icon-metal rect:nth-child(4) { animation-delay: 0.66s; }
@keyframes pulse-square {
  0%, 100% { opacity: 0.5; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1); }
}

/* ===== Diff ===== */
.diff-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 60px; }
.diff-grid h2 { color: var(--ink); margin: 10px 0 20px; }
.diff-list { display: flex; flex-direction: column; gap: 30px; }
.diff-item { display: flex; gap: 20px; align-items: flex-start; padding-bottom: 26px; border-bottom: 1px solid var(--line); }
.diff-item:last-child { border-bottom: none; }
.diff-num { font-family: var(--mono); color: var(--steel-600); font-size: 0.95rem; padding-top: 3px; }
.diff-item h4 { color: var(--ink); margin-bottom: 6px; }
.diff-item p { margin: 0; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; }
.contact-grid h2 { color: var(--ink); margin: 10px 0 20px; }
.contact-info { margin-top: 34px; display: flex; flex-direction: column; gap: 16px; }
.contact-info div { display: flex; flex-direction: column; gap: 2px; }
.contact-info span:first-child { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; color: var(--steel-600); letter-spacing: 0.06em; }
.contact-info a, .contact-info span:last-child { color: var(--ink); font-size: 1rem; }

.contact-form { display: flex; flex-direction: column; gap: 18px; background: var(--panel); border: 1px solid var(--line); padding: 32px; border-radius: 4px; }
.contact-form label { display: flex; flex-direction: column; gap: 8px; font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--steel-300); }
.contact-form input, .contact-form textarea {
  background: var(--void); border: 1px solid var(--line); color: var(--ink);
  padding: 12px 14px; font-family: var(--body); font-size: 0.95rem; border-radius: 2px;
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--ember);
}
.contact-form button { margin-top: 6px; align-self: flex-start; }

/* ===== Footer ===== */
.site-footer { padding: 44px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-inner p { margin: 0; font-family: var(--mono); font-size: 0.75rem; color: var(--steel-600); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-family: var(--mono); font-size: 0.75rem; color: var(--steel-300); }
.footer-legal a:hover { color: var(--ember); }

/* ===== Focus visibility ===== */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--ember); outline-offset: 3px;
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { height: 280px; order: -1; }
  .about-grid, .diff-grid, .contact-grid { grid-template-columns: 1fr; }
  .sector-grid { grid-template-columns: 1fr; }
  .stats-belt-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-block:nth-child(3) { border-left: none; }
  .stat-block { border-bottom: 1px solid var(--line); }
  .services-grid { grid-template-columns: 1fr; }
  .main-nav {
    display: none;
    position: absolute; top: 76px; left: 0; right: 0;
    background: var(--void); border-bottom: 1px solid var(--line);
    flex-direction: column; padding: 12px 32px 24px; gap: 18px;
  }
  .main-nav.is-open { display: flex; }
  .nav-toggle { display: flex; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .hero { padding-top: 130px; }
  .section { padding: 80px 0; }
  .header-right .lang-switch { display: none; }
  .access-menu summary { font-size: 0.68rem; padding: 6px 10px; }
  .access-panel { width: 240px; }
  .stats-belt-inner { grid-template-columns: 1fr; }
  .stat-block { border-left: none !important; }
  .sheet-tag { display: none; }
  .reg-mark { display: none; }
}