/* ═══════════════════════════════════════════════════════════════
   NexRegen - Marketing Site Styles
   Built on the NexRegen Design System tokens (css/tokens.css).
   Institutional, text-forward, restrained. Navy + steel + one blue accent.
   ═══════════════════════════════════════════════════════════════ */

@import url('tokens.css');

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  color: var(--fg-2);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); color: var(--fg-1); letter-spacing: var(--ls-headline); line-height: var(--lh-tight); }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--nxr-blue); outline-offset: 3px; border-radius: 3px; }

/* ─────────── Layout primitives ─────────── */
.wrap { max-width: var(--container-max); margin: 0 auto; padding-inline: var(--container-pad); }
.wrap-narrow { max-width: 920px; margin: 0 auto; padding-inline: var(--container-pad); }
.section { padding-block: clamp(64px, 9vw, 104px); }
.section--alt { background: var(--bg-alt); }
.section--soft { background: var(--bg-soft); }
.section--dark { background: var(--bg-dark); color: var(--fg-on-dark-2); }

/* Eyebrow */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: var(--fw-bold);
  font-size: var(--fs-eyebrow);
  letter-spacing: var(--ls-eyebrow-wide);
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
  white-space: nowrap;
}
.eyebrow--on-dark { color: var(--accent-on-dark); }

/* Section header - editorial, left aligned, two-column on wide */
.sec-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.sec-head h2 { font-size: var(--fs-h2); font-weight: var(--fw-bold); color: var(--nxr-navy); }
.section--dark .sec-head h2 { color: #fff; }
.sec-head .lead { margin-top: 18px; font-size: var(--fs-body-lg); color: var(--fg-2); max-width: 680px; }
.section--dark .sec-head .lead { color: var(--fg-on-dark-2); }
.sec-head .lead + .lead { margin-top: 16px; }
.sec-head .subhead { margin-top: 14px; font-size: var(--fs-body); color: var(--fg-3); max-width: 640px; }

/* ─────────── Buttons ─────────── */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-body); font-weight: var(--fw-semibold);
  font-size: 15px; line-height: 1;
  padding: 15px 26px; border-radius: var(--radius-md);
  transition: transform var(--duration-slow) var(--ease-out),
              background var(--duration-slow) var(--ease-out),
              box-shadow var(--duration-slow) var(--ease-out),
              color var(--duration-slow) var(--ease-out),
              border-color var(--duration-slow) var(--ease-out);
}
.btn .arw { transition: transform var(--duration-base) var(--ease-out); }
.btn:hover .arw { transform: translateX(3px); }
.btn-primary { background: var(--nxr-blue); color: #fff; box-shadow: var(--shadow-glow); }
.btn-primary:hover { background: var(--nxr-blue-light); transform: var(--lift-md); box-shadow: var(--shadow-glow-hover); }
.btn-primary:active { transform: translateY(0); }
.btn-navy { background: var(--nxr-navy); color: #fff; }
.btn-navy:hover { background: var(--nxr-blue); transform: var(--lift-sm); }
.btn-ghost-dark { background: rgba(255,255,255,.06); color: #fff; border: 1px solid var(--border-on-dark-strong); }
.btn-ghost-dark:hover { background: rgba(255,255,255,.13); border-color: rgba(255,255,255,.45); }
.btn-lg { padding: 17px 30px; font-size: 15.5px; }

/* Text link with arrow */
.txtlink {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: var(--fw-semibold); font-size: 15px; color: var(--nxr-blue);
  transition: color var(--duration-base) var(--ease-out);
}
.txtlink .arw { transition: transform var(--duration-base) var(--ease-out); }
.txtlink:hover { color: var(--nxr-navy); }
.txtlink:hover .arw { transform: translateX(3px); }
.txtlink--on-dark { color: var(--accent-on-dark); }
.txtlink--on-dark:hover { color: #fff; }

/* ─────────── Header / Nav ─────────── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.88);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border-1);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 70px; }
.nav-logo img { height: 26px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-size: 14.5px; font-weight: var(--fw-medium); color: var(--fg-2); white-space: nowrap;
  transition: color var(--duration-base) var(--ease-out); position: relative;
}
.nav-links a:hover { color: var(--nxr-blue); }
.nav-links a.is-active { color: var(--nxr-navy); font-weight: var(--fw-semibold); }
.nav-links a.is-active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -25px; height: 2px;
  background: var(--nxr-blue);
}
.nav-right { display: flex; align-items: center; gap: 18px; }
.nav-cta { padding: 11px 20px; font-size: 14px; border-radius: var(--radius-sm); white-space: nowrap; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: var(--radius-sm); color: var(--nxr-navy); }
.nav-toggle svg { width: 24px; height: 24px; }

/* Mobile menu */
.mobile-menu { display: none; }

/* ─────────── Hero ─────────── */
.hero { position: relative; background: var(--bg-dark); color: #fff; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; top: -30%; right: -8%;
  width: 720px; height: 720px; pointer-events: none; z-index: 1;
  background: radial-gradient(circle, rgba(59,155,216,.20) 0%, transparent 62%);
}

/* Full-bleed cover hero (background image + overlaid copy) */
.hero--cover { display: flex; align-items: center; min-height: min(86vh, 780px); }
.hero--cover .hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero--cover .hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 72% center; }
.hero--cover::after {
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(96deg, rgba(5,14,34,.96) 0%, rgba(5,14,34,.91) 36%, rgba(8,26,54,.66) 68%, rgba(8,26,54,.36) 100%),
    linear-gradient(0deg, rgba(5,14,34,.55) 0%, transparent 42%);
}
.hero-cover-inner { position: relative; z-index: 2; width: 100%; padding-block: clamp(72px, 11vh, 132px); }
.hero-cover-inner .hero-copy { max-width: 660px; text-shadow: 0 1px 20px rgba(5,14,34,.5); }
.hero-cover-inner h1 { font-size: var(--fs-h1); font-weight: var(--fw-black); color: #fff; }
.hero-cover-inner h1 em { font-style: normal; color: var(--nxr-blue-light); }
.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(36px, 5vw, 72px);
  align-items: center;
  padding-block: clamp(56px, 8vw, 104px);
}
.hero h1 { font-size: var(--fs-h1); font-weight: var(--fw-black); color: #fff; }
.hero h1 em { font-style: normal; color: var(--nxr-blue-light); }
.hero-sub { margin-top: 22px; font-size: var(--fs-body-lg); line-height: var(--lh-normal); color: var(--fg-on-dark-2); max-width: 520px; }
.hero-ctas { margin-top: 34px; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.hero-support {
  margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--border-on-dark);
  font-size: var(--fs-body-sm); color: var(--fg-on-dark-3); max-width: 500px; line-height: var(--lh-normal);
}
.hero-visual { position: relative; }
.hero-figure {
  position: relative; border-radius: var(--radius-3xl); overflow: hidden;
  border: 1px solid var(--border-on-dark-strong);
  box-shadow: 0 30px 80px rgba(0,0,0,.45);
  aspect-ratio: 4 / 3.4;
}
.hero-figure img { width: 100%; height: 100%; object-fit: cover; }
.hero-figure::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,14,34,.05) 0%, rgba(5,14,34,.35) 100%),
              linear-gradient(105deg, rgba(15,46,92,.25), transparent 55%);
}
.hero-caption {
  position: absolute; left: 22px; bottom: 20px; z-index: 2;
  font-size: var(--fs-micro); letter-spacing: var(--ls-eyebrow); text-transform: uppercase;
  font-weight: var(--fw-semibold); color: rgba(255,255,255,.78);
}

/* ─────────── Cards ─────────── */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--border-1); border-radius: var(--radius-xl);
  padding: 34px;
  transition: transform var(--duration-slow) var(--ease-out),
              border-color var(--duration-slow) var(--ease-out),
              box-shadow var(--duration-slow) var(--ease-out);
}
.card:hover { transform: var(--lift-lg); border-color: var(--nxr-blue); box-shadow: var(--shadow-lg); }
.section--alt .card { background: #fff; }

/* numbered card */
.num {
  font-family: var(--font-display); font-weight: var(--fw-black);
  font-size: 30px; line-height: 1; color: var(--nxr-blue);
  letter-spacing: var(--ls-headline);
}
.card .ctitle { font-size: var(--fs-h4); font-weight: var(--fw-bold); color: var(--nxr-navy); margin: 16px 0 9px; }
.card .cbody { font-size: var(--fs-body-sm); color: var(--fg-2); line-height: var(--lh-normal); }

/* icon tile */
.icon-tile {
  width: 52px; height: 52px; border-radius: var(--radius-lg);
  background: var(--nxr-blue-soft); color: var(--nxr-navy);
  display: flex; align-items: center; justify-content: center;
}
.icon-tile svg { width: 26px; height: 26px; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.card:hover .icon-tile { background: var(--nxr-navy); color: #fff; }

/* step label */
.step-label {
  font-family: var(--font-body); font-weight: var(--fw-bold); font-size: 12px;
  letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--nxr-blue);
}

/* ─────────── Solutions (big two-up) ─────────── */
.sol-card { padding: 40px; }
.sol-card .icon-tile { width: 58px; height: 58px; }
.sol-card h3 { font-size: var(--fs-h3); font-weight: var(--fw-bold); color: var(--nxr-navy); margin: 22px 0 12px; }
.sol-card > p { font-size: var(--fs-body); color: var(--fg-2); }
.sol-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 13px; }
.sol-list li { display: flex; gap: 12px; align-items: flex-start; font-size: var(--fs-body-sm); color: var(--fg-2); }
.sol-list li .chk {
  flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%;
  background: var(--nxr-blue); color: #fff; display: flex; align-items: center; justify-content: center; margin-top: 1px;
}
.sol-list li .chk svg { width: 12px; height: 12px; stroke: currentColor; fill: none; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.footnote { margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--border-2); font-size: var(--fs-micro); color: var(--fg-3); font-style: italic; }

/* ─────────── Implementation chips ─────────── */
.impl-block {
  margin-top: 34px; background: var(--nxr-navy); color: #fff;
  border-radius: var(--radius-2xl); padding: clamp(34px, 4vw, 48px);
  position: relative; overflow: hidden;
}
.impl-block::before {
  content: ''; position: absolute; top: -40%; right: -10%; width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(59,155,216,.18), transparent 60%); pointer-events: none;
}
.impl-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: center; }
.impl-block h3 { color: #fff; font-size: var(--fs-h3); font-weight: var(--fw-bold); }
.impl-block .lead { margin-top: 14px; color: var(--fg-on-dark-2); font-size: var(--fs-body-lg); }
.chips { display: flex; flex-wrap: wrap; gap: 12px; }
.chip {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 11px 18px; border-radius: var(--radius-pill);
  background: rgba(255,255,255,.07); border: 1px solid var(--border-on-dark-strong);
  font-size: var(--fs-body-sm); font-weight: var(--fw-medium); color: #fff;
}
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--nxr-blue-light); flex-shrink: 0; }
.impl-footnote { position: relative; z-index: 2; margin-top: 26px; font-size: var(--fs-micro); color: var(--fg-on-dark-3); font-style: italic; max-width: 760px; }

/* ─────────── Vertical cards (who we serve) ─────────── */
.vcard { display: flex; flex-direction: column; }
.vcard .vlabel { font-size: 11px; font-weight: var(--fw-bold); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--fg-3); margin-bottom: 18px; }
.vcard h4 { font-size: var(--fs-h4); font-weight: var(--fw-bold); color: var(--nxr-navy); margin: 18px 0 8px; }
.vcard p { font-size: var(--fs-body-sm); color: var(--fg-2); }
.vcard--sm { padding: 26px 28px; }
.vcard--sm .icon-tile { width: 44px; height: 44px; }
.vcard--sm .icon-tile svg { width: 22px; height: 22px; }
.vcard--sm h4 { margin-top: 16px; font-size: 17px; }

/* sub heading inside section */
.subsec-head { margin: 56px 0 24px; }
.subsec-head h3 { font-size: var(--fs-h4); font-weight: var(--fw-bold); color: var(--nxr-navy); text-transform: uppercase; letter-spacing: var(--ls-eyebrow); font-size: 13px; }

/* ─────────── Closing CTA band ─────────── */
.cta-band { background: var(--bg-dark); color: #fff; position: relative; overflow: hidden; }
.cta-band::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(59,155,216,.16), transparent 60%);
}
.cta-inner { position: relative; z-index: 2; text-align: center; padding-block: clamp(64px, 9vw, 100px); }
.cta-inner h2 { font-size: var(--fs-h2); font-weight: var(--fw-bold); color: #fff; max-width: 760px; margin: 0 auto; }
.cta-inner .lead { margin: 18px auto 0; color: var(--fg-on-dark-2); font-size: var(--fs-body-lg); max-width: 600px; }
.cta-inner .btn { margin-top: 34px; }

/* ─────────── Manufacturer model block ─────────── */
.model-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.model-bullets { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; }
.model-bullets li { display: flex; gap: 16px; align-items: flex-start; }
.model-bullets .chk {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--nxr-blue-soft); color: var(--nxr-navy); display: flex; align-items: center; justify-content: center; margin-top: 2px;
}
.model-bullets .chk svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.model-bullets li p { font-size: var(--fs-body); color: var(--fg-2); }

/* ─────────── About ─────────── */
.about-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(40px, 6vw, 80px); align-items: start; }
.about-body p { font-size: var(--fs-body-lg); color: var(--fg-2); margin-bottom: 22px; }
.about-body p:last-child { margin-bottom: 0; }
.datacard {
  background: #fff; border: 1px solid var(--border-1); border-radius: var(--radius-2xl);
  padding: 36px; box-shadow: var(--shadow-card); position: sticky; top: 100px;
}
.datacard h3 { font-size: 13px; text-transform: uppercase; letter-spacing: var(--ls-eyebrow); color: var(--fg-3); font-weight: var(--fw-bold); margin-bottom: 8px; }
.datacard dl { margin: 0; display: grid; gap: 0; }
.datacard .row { display: flex; justify-content: space-between; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--border-2); }
.datacard .row:last-child { border-bottom: none; }
.datacard dt { font-size: var(--fs-body-sm); color: var(--fg-3); font-weight: var(--fw-medium); }
.datacard dd { margin: 0; font-size: var(--fs-body-sm); color: var(--nxr-navy); font-weight: var(--fw-semibold); text-align: right; }

/* ─────────── Page hero (interior, light) ─────────── */
.page-hero { background: var(--bg-alt); border-bottom: 1px solid var(--border-1); }
.page-hero-inner { padding-block: clamp(56px, 8vw, 88px); max-width: 820px; }
.page-hero h1 { font-size: var(--fs-h1); font-weight: var(--fw-black); color: var(--nxr-navy); }
.page-hero .lead { margin-top: 20px; font-size: var(--fs-body-lg); color: var(--fg-2); max-width: 680px; }

/* dark interior hero (manufacturers) */
.page-hero--dark { background: var(--bg-dark); border-bottom: none; color: #fff; position: relative; overflow: hidden; }
.page-hero--dark::before { content: ''; position: absolute; top: -30%; right: -5%; width: 640px; height: 640px; background: radial-gradient(circle, rgba(59,155,216,.18), transparent 62%); pointer-events: none; }
.page-hero--dark .page-hero-inner { position: relative; z-index: 2; }
.page-hero--dark h1 { color: #fff; }
.page-hero--dark .lead { color: var(--fg-on-dark-2); }
.page-hero--dark .btn { margin-top: 32px; }

/* ─────────── Contact / Form ─────────── */
.contact-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(40px, 6vw, 72px); align-items: start; }
.contact-info h3 { font-size: var(--fs-h4); color: var(--nxr-navy); font-weight: var(--fw-bold); margin-bottom: 6px; }
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 22px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list .icon-tile { width: 44px; height: 44px; flex-shrink: 0; }
.contact-list .icon-tile svg { width: 21px; height: 21px; }
.contact-list .clabel { font-size: 11px; text-transform: uppercase; letter-spacing: var(--ls-eyebrow); color: var(--fg-3); font-weight: var(--fw-bold); }
.contact-list .cval { font-size: var(--fs-body); color: var(--nxr-navy); font-weight: var(--fw-semibold); margin-top: 3px; }
.contact-list a.cval:hover { color: var(--nxr-blue); }

.form-card {
  background: #fff; border: 1px solid var(--border-1); border-radius: var(--radius-2xl);
  padding: clamp(28px, 4vw, 44px); box-shadow: var(--shadow-card);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: var(--fw-semibold); color: var(--fg-2); margin-bottom: 7px; }
.field label .req { color: var(--nxr-blue); }
.field input, .field select, .field textarea {
  font-family: inherit; font-size: 15px; color: var(--fg-1);
  padding: 13px 14px; border: 1px solid var(--nxr-gray-300); border-radius: var(--radius-md);
  background: #fff; transition: border-color var(--duration-base), box-shadow var(--duration-base); outline: none;
}
.field textarea { resize: vertical; min-height: 120px; line-height: var(--lh-normal); }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--nxr-blue); box-shadow: 0 0 0 3px rgba(59,155,216,.15); }
.field input.invalid, .field select.invalid, .field textarea.invalid { border-color: #DC2626; box-shadow: 0 0 0 3px rgba(220,38,38,.12); }
.field .err { color: #DC2626; font-size: 12px; margin-top: 6px; display: none; }
.field.has-error .err { display: block; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; pointer-events: none; }
.consent { display: flex; gap: 12px; align-items: flex-start; margin-top: 6px; }
.consent.has-error { outline: 1px solid #DC2626; outline-offset: 6px; border-radius: 8px; }
.consent input { margin-top: 3px; width: 17px; height: 17px; accent-color: var(--nxr-blue); flex-shrink: 0; }
.consent label { font-size: 12.5px; color: var(--fg-3); line-height: var(--lh-normal); font-weight: var(--fw-regular); margin: 0; }
.consent a { color: var(--nxr-blue); text-decoration: underline; }
.form-submit { width: 100%; margin-top: 22px; justify-content: center; }
.form-submit[disabled] { opacity: 0.75; cursor: wait; }
.form-status {
  display: none;
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.55;
}
.form-status.show { display: block; }
.form-status.is-error { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }
.form-success {
  display: none; text-align: center; padding: 40px 20px;
}
.form-success.show { display: block; }
.form-success .succ-icon {
  width: 60px; height: 60px; margin: 0 auto 20px; border-radius: 50%;
  background: var(--nxr-blue-soft); color: var(--nxr-navy); display: flex; align-items: center; justify-content: center;
}
.form-success .succ-icon svg { width: 30px; height: 30px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.form-success h3 { font-size: var(--fs-h3); color: var(--nxr-navy); margin-bottom: 10px; }
.form-success p { color: var(--fg-2); max-width: 420px; margin: 0 auto; }

/* ─────────── Footer ─────────── */
.site-footer { background: var(--bg-dark); color: var(--fg-on-dark-3); }
.footer-main { display: grid; grid-template-columns: 2.2fr 1fr 1.2fr 1fr; gap: 40px; padding-block: clamp(56px, 7vw, 76px) 40px; }
.footer-brand img { height: 26px; margin-bottom: 20px; }
.footer-brand p { font-size: var(--fs-body-sm); line-height: var(--lh-normal); color: var(--fg-on-dark-3); max-width: 320px; }
.footer-contact { margin-top: 18px; font-size: var(--fs-body-sm); color: var(--fg-on-dark-2); }
.footer-contact a:hover { color: var(--nxr-blue-light); }
.footer-col h5 { font-family: var(--font-display); font-size: 12px; text-transform: uppercase; letter-spacing: var(--ls-eyebrow); color: #fff; font-weight: var(--fw-bold); margin: 0 0 18px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.footer-col a { font-size: var(--fs-body-sm); color: var(--fg-on-dark-3); transition: color var(--duration-base); }
.footer-col a:hover { color: var(--nxr-blue-light); }
.footer-disclaimer {
  border-top: 1px solid var(--border-on-dark);
  padding-block: 24px 32px;
}
.footer-disclaimer p { font-size: var(--fs-micro); line-height: var(--lh-normal); color: var(--fg-on-dark-3); max-width: 1000px; }
.footer-legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; padding-bottom: 36px; font-size: var(--fs-micro); color: var(--fg-on-dark-3); }
.footer-legal .links { display: flex; gap: 22px; }

/* ─────────── Responsive ─────────── */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { order: -1; }
  .hero-figure { aspect-ratio: 16 / 10; }
  .impl-grid, .model-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .datacard { position: static; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 1040px) {
  .nav-links, .nav-right .btn { display: none; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
  .nav-links a.is-active::after { display: none; }
  .mobile-menu.open { display: block; background: #fff; border-bottom: 1px solid var(--border-1); padding: 12px 0 20px; }
  .mobile-menu.open .wrap { display: flex; flex-direction: column; gap: 4px; }
  .mobile-menu a { padding: 13px 4px; font-size: 16px; font-weight: var(--fw-medium); color: var(--fg-2); border-bottom: 1px solid var(--border-2); }
  .mobile-menu a:last-of-type { border-bottom: none; }
  .mobile-menu .btn { margin-top: 14px; justify-content: center; }
}
@media (max-width: 760px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .hero--cover { min-height: 0; }
  .hero--cover .hero-bg img { object-position: 68% center; }
  .hero--cover::after { background: linear-gradient(180deg, rgba(5,14,34,.78) 0%, rgba(5,14,34,.88) 100%); }
  .hero-cover-inner { padding-block: clamp(56px, 12vh, 96px); }
}
@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .chips { gap: 9px; }
}

/* Print / reduced motion safety */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}