/* ==========================================================================
   Sri Vinayaga Engineering Works — style.css
   Contents
   1  Tokens            7  Hero (home)        13 Gallery + lightbox
   2  Base              8  Page hero          14 About page
   3  Layout helpers    9  Technical graphics 15 Contact + form
   4  Type             10  Services           16 CTA band
   5  Buttons          11  Signature section  17 Footer
   6  Header + nav     12  Image plates       18 Responsive + motion
   ========================================================================== */

/* 1  TOKENS ---------------------------------------------------------------- */
:root {
  --navy: #102A43;
  --blue: #1769AA;
  --accent: #2F80ED;
  --white: #FFFFFF;
  --grey: #F3F6F9;
  --ink: #172B3A;
  --muted: #46607A;
  --line: #DCE5ED;
  --ok: #1B7A3D;
  --err: #B3261E;

  --font-head: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --container: 1180px;
  --gutter: clamp(1.1rem, 4vw, 2rem);
  --section: clamp(4rem, 9vw, 7rem);
  --header-h: 76px;
}

/* 2  BASE ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 1rem/1.65 var(--font-body); color: var(--ink); background: var(--white); overflow-x: hidden; }
img, svg { max-width: 100%; display: block; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: var(--navy); }
address { font-style: normal; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.on-dark :focus-visible { outline-color: #fff; }
.skip { position: absolute; left: -999px; top: 0; z-index: 200; background: #fff; color: var(--navy); padding: .75rem 1rem; font-weight: 600; }
.skip:focus { left: 1rem; top: 1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* 3  LAYOUT HELPERS -------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); }
.section--grey { background: var(--grey); }
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.split--flip { grid-template-columns: .95fr 1.05fr; }
.section-head { max-width: 46rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.rule { height: 16px; background:
  linear-gradient(var(--line), var(--line)) left bottom / 100% 1px no-repeat,
  repeating-linear-gradient(90deg, var(--blue) 0 1px, transparent 1px 60px) left bottom / 100% 14px no-repeat,
  repeating-linear-gradient(90deg, #9fb6cb 0 1px, transparent 1px 12px) left bottom / 100% 7px no-repeat; }

/* 4  TYPE ------------------------------------------------------------------ */
h1, h2, h3 { font-family: var(--font-head); color: var(--navy); margin: 0; }
h1 { font-size: clamp(2.4rem, 5.4vw, 4.25rem); line-height: 1.04; letter-spacing: -.035em; font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.75rem); line-height: 1.12; letter-spacing: -.025em; font-weight: 800; }
h3 { font-size: 1.15rem; line-height: 1.3; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1rem; }
h2 + p, h2 + .lead { margin-top: 1rem; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.6; color: var(--muted); max-width: 56ch; }
.eyebrow { display: flex; align-items: center; gap: .75rem; margin: 0 0 1.25rem; color: var(--blue); font: 600 .9rem/1 var(--font-body); }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--accent); }
.eyebrow--caps { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; }
.on-dark h1, .on-dark h2, .on-dark h3 { color: #fff; }
.on-dark .lead { color: #c5d6e8; }
.on-dark a { color: #a9cdf7; }

/* 5  BUTTONS --------------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .9rem 1.5rem; border: 2px solid var(--blue); border-radius: 2px; background: var(--blue); color: #fff; font: 700 .95rem/1.2 var(--font-head); text-decoration: none; cursor: pointer; transition: background .2s, border-color .2s, color .2s; }
.btn:hover { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--ghost:hover { background: var(--navy); color: #fff; }
.btn--light { background: #fff; border-color: #fff; color: var(--navy); }
.btn--light:hover { background: var(--navy); border-color: #fff; color: #fff; }
.btn--outline-light { background: transparent; border-color: #fff; color: #fff; }
.btn--outline-light:hover { background: #fff; color: var(--navy); }
.btn--sm { padding: .55rem 1rem; font-size: .88rem; }
.btn[disabled] { opacity: .65; cursor: progress; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }

/* 6  HEADER + NAV ---------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.95); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); transition: box-shadow .25s; }
.site-header.is-scrolled { box-shadow: 0 6px 24px rgba(16,42,67,.08); }
.header-bar { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 1rem; }
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: var(--navy); }
.brand:hover { color: var(--navy); }
.brand-mark { position: relative; flex: none; width: 46px; height: 46px; display: grid; place-items: center; border: 1.5px dashed var(--blue); border-radius: 3px; color: var(--blue); font: 700 .62rem/1 var(--font-head); }
.brand-mark img { display: none; width: 100%; height: 100%; object-fit: contain; }
.brand-mark.has-logo { border: 0; }
.brand-mark.has-logo img { display: block; }
.brand-mark.has-logo .brand-ph { display: none; }
.brand-name { font: 800 .95rem/1.15 var(--font-head); letter-spacing: -.01em; }
.main-nav ul { display: flex; align-items: center; gap: 2rem; list-style: none; margin: 0; padding: 0; }
.main-nav a:not(.btn) { position: relative; padding: .5rem 0; color: var(--ink); font-weight: 500; text-decoration: none; }
.main-nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.main-nav a:not(.btn):hover::after, .main-nav a[aria-current="page"]::after { transform: scaleX(1); }
.main-nav a[aria-current="page"] { color: var(--blue); font-weight: 600; }
.nav-toggle { display: none; width: 46px; height: 46px; padding: 0; border: 1px solid var(--line); border-radius: 3px; background: #fff; cursor: pointer; position: relative; }
.nav-toggle .bars, .nav-toggle .bars::before, .nav-toggle .bars::after { position: absolute; left: 12px; width: 20px; height: 2px; background: var(--navy); transition: transform .25s, opacity .2s; }
.nav-toggle .bars { top: 22px; }
.nav-toggle .bars::before, .nav-toggle .bars::after { content: ""; left: 0; }
.nav-toggle .bars::before { top: -6px; }
.nav-toggle .bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars::after { transform: translateY(-6px) rotate(-45deg); }

/* 9  TECHNICAL GRAPHICS (shared) ------------------------------------------- */
.bp-grid { position: relative; isolation: isolate; background: var(--grey); }
.bp-grid::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(rgba(23,105,170,.13) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(90deg, rgba(23,105,170,.13) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(rgba(23,105,170,.07) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(23,105,170,.07) 1px, transparent 1px) 0 0 / 24px 24px; }
.bp-grid--dark { background: var(--navy); }
.bp-grid--dark::before {
  background:
    linear-gradient(rgba(255,255,255,.10) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(90deg, rgba(255,255,255,.10) 1px, transparent 1px) 0 0 / 120px 120px,
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px) 0 0 / 24px 24px; }
.bp-grid--fade::before { -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 40%); mask-image: linear-gradient(90deg, transparent 0, #000 40%); }

.s { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; }
.dim { fill: none; stroke: currentColor; stroke-width: 1; opacity: .7; }
.lbl { fill: currentColor; font: 500 12px var(--font-body); }
.cl { fill: none; stroke: currentColor; stroke-width: 1; opacity: .55; stroke-dasharray: 10 6; animation: march 28s linear infinite; }
@keyframes march { to { stroke-dashoffset: -160; } }
.js .draw-svg .d { stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200); transition: stroke-dashoffset 2.4s cubic-bezier(.3,.6,.2,1); }
.js .draw-svg.on .d { stroke-dashoffset: 0; }

/* 7  HERO (HOME) ----------------------------------------------------------- */
.hero { padding-block: clamp(3rem, 7vw, 6rem) clamp(4rem, 8vw, 7rem); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 6vw, 4.5rem); align-items: center; }
.hero h1 { max-width: 13ch; }
.hero .lead { margin-top: 1.5rem; }
.hero-art { position: relative; padding: 0 0 2.75rem 2.75rem; }
.hero-art::before { content: ""; position: absolute; z-index: 0; top: 2.5rem; right: -1.25rem; bottom: 0; left: 4.5rem; background: var(--navy); clip-path: polygon(0 0, 100% 0, 100% calc(100% - 3rem), calc(100% - 3rem) 100%, 0 100%); }
.hero-art::after { content: ""; position: absolute; z-index: 0; top: 0; left: 0; width: 5.5rem; height: 5.5rem; background: var(--accent); clip-path: polygon(0 0, 100% 0, 0 100%); }
.hero-art .plate { z-index: 1; aspect-ratio: 4 / 5; }
.hero-dim { position: absolute; z-index: 1; left: 0; top: 6rem; bottom: 4.5rem; width: 2rem; color: var(--blue); }
.hero-card { position: absolute; z-index: 3; left: 0; bottom: 0; width: min(62%, 300px); background: #fff; border: 1px solid var(--line); padding: .9rem 1rem .75rem; color: var(--blue); box-shadow: 0 18px 40px rgba(16,42,67,.14); }
.hero-card p { margin: .35rem 0 0; font-size: .78rem; line-height: 1.35; color: var(--muted); }

/* 8  PAGE HERO (ABOUT / CONTACT) ------------------------------------------- */
.page-hero { padding-block: clamp(3.5rem, 8vw, 6rem); overflow: hidden; }
.page-hero .container { position: relative; }
.page-hero h1 { max-width: 16ch; font-size: clamp(2.2rem, 4.8vw, 3.75rem); }
.page-hero .lead { margin-top: 1.25rem; }
.page-hero-art { position: absolute; z-index: -1; right: -3rem; top: 50%; width: min(46vw, 460px); transform: translateY(-50%); color: var(--blue); opacity: .9; }

/* 12 IMAGE PLATES ---------------------------------------------------------- */
.plate { position: relative; margin: 0; overflow: hidden; background: repeating-linear-gradient(135deg, #e3ebf2 0 10px, #edf2f7 10px 20px); }
.plate img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.plate.is-missing::after { content: attr(data-missing); position: absolute; inset: 0; display: grid; place-items: center; padding: 1rem; text-align: center; color: var(--muted); font-size: .8rem; }
.frame::before, .frame::after { content: ""; position: absolute; z-index: 2; width: 28px; height: 28px; pointer-events: none; }
.frame::before { top: 10px; left: 10px; border-top: 2px solid #fff; border-left: 2px solid #fff; }
.frame::after { right: 10px; bottom: 10px; border-right: 2px solid #fff; border-bottom: 2px solid #fff; }

/* 10 SERVICES -------------------------------------------------------------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.svc { position: relative; padding: 2rem 1.75rem 2.25rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .25s; }
.svc::before { content: ""; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.svc:hover { background: var(--grey); }
.svc:hover::before { transform: scaleX(1); }
.svc svg { width: 46px; height: 46px; margin-bottom: 1.25rem; fill: none; stroke: var(--blue); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; transition: transform .3s; }
.svc:hover svg { transform: translateY(-3px); }
.svc h3 { margin-bottom: .5rem; }
.svc p { margin: 0; font-size: .95rem; color: var(--muted); }

/* 11 SIGNATURE SECTION ----------------------------------------------------- */
.sig { color: #a9cdf7; }
.sig-art { display: grid; grid-template-columns: 1fr 270px; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; margin-top: 1rem; }
.sig-art svg { width: 100%; height: auto; overflow: visible; }
.sig-art .lbl { fill: #cfe3fa; }
.sig-legend { margin: 2.5rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; border-top: 1px solid rgba(255,255,255,.18); }
.sig-legend div { padding-top: 1.25rem; }
.sig-legend dt { color: #fff; font: 700 1rem/1.3 var(--font-head); margin-bottom: .35rem; }
.sig-legend dd { margin: 0; font-size: .92rem; color: #c5d6e8; }
.sig-note { margin: 1.5rem 0 0; font-size: .85rem; color: #8fb2d8; }

/* 13 GALLERY + LIGHTBOX ---------------------------------------------------- */
.g-filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }
.g-filters[hidden] { display: none; }
.g-filters button { padding: .45rem 1rem; border: 1px solid var(--blue); border-radius: 2px; background: #fff; color: var(--blue); font: 600 .88rem var(--font-body); cursor: pointer; }
.g-filters button[aria-pressed="true"] { background: var(--blue); color: #fff; }
.g-grid { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: clamp(66px, 8.6vw, 104px); grid-auto-flow: dense; gap: .75rem; }
.g-item { position: relative; display: block; padding: 0; border: 0; overflow: hidden; background: repeating-linear-gradient(135deg, #e3ebf2 0 10px, #edf2f7 10px 20px); cursor: zoom-in; text-align: left; font: inherit; }
.g-item img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.6,.2,1); }
.g-item:hover img, .g-item:focus-visible img { transform: scale(1.05); }
.g-item::after { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(255,255,255,.0); transition: border-color .3s; pointer-events: none; }
.g-item:hover::after, .g-item:focus-visible::after { border-color: rgba(255,255,255,.75); }
.g-cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.75rem .9rem .7rem; background: linear-gradient(transparent, rgba(16,42,67,.88)); color: #fff; font-size: .85rem; line-height: 1.35; }
.g-item.is-missing { cursor: default; display: grid; place-items: center; color: var(--muted); font-size: .78rem; padding: .5rem; text-align: center; }
.l-feature { grid-column: span 6; grid-row: span 4; }
.l-small   { grid-column: span 3; grid-row: span 2; }
.l-wide    { grid-column: span 5; grid-row: span 3; }
.l-mid     { grid-column: span 4; grid-row: span 3; }
.l-narrow  { grid-column: span 3; grid-row: span 3; }

.lightbox { position: fixed; inset: 0; z-index: 300; display: flex; align-items: center; justify-content: center; background: rgba(8,22,36,.96); }
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: min(92vw, 1100px); text-align: center; color: #fff; }
.lightbox img { max-width: 100%; max-height: 78vh; margin-inline: auto; object-fit: contain; }
.lightbox figcaption { margin-top: .9rem; font-size: .95rem; }
.lb-btn { position: absolute; width: 52px; height: 52px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.35); border-radius: 2px; background: rgba(255,255,255,.06); color: #fff; cursor: pointer; transition: background .2s; }
.lb-btn:hover { background: rgba(255,255,255,.18); }
.lb-btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; }
.lb-close { top: 1rem; right: 1rem; }
.lb-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lb-next { right: 1rem; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; left: 50%; bottom: 1rem; transform: translateX(-50%); margin: 0; color: #a9cdf7; font-size: .85rem; }
body.lb-open { overflow: hidden; }

/* 14 ABOUT PAGE ------------------------------------------------------------ */
.about-comp { position: relative; padding: 0 3rem 6.5rem 0; }
.about-comp::before { content: ""; position: absolute; z-index: 0; top: 2rem; left: 2rem; width: 70%; height: 70%; background: var(--navy); clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
.about-comp .plate { z-index: 1; }
.about-comp .p-main { width: 80%; aspect-ratio: 4 / 5; margin-left: 0; }
.about-comp .p-a { position: absolute; right: 0; top: 14%; width: 40%; aspect-ratio: 1; border: 6px solid #fff; }
.about-comp .p-b { position: absolute; right: 12%; bottom: 0; width: 46%; aspect-ratio: 4 / 3; border: 6px solid #fff; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); margin-top: 2.5rem; }
.pillar { padding: 2rem 1.75rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.pillar h3 { margin-bottom: .75rem; }
.pillar ul { margin: 0; padding: 0; list-style: none; }
.pillar li { position: relative; padding: .4rem 0 .4rem 1.25rem; font-size: .95rem; color: var(--muted); }
.pillar li::before { content: ""; position: absolute; left: 0; top: 1.05em; width: 8px; height: 2px; background: var(--accent); }
.components { max-width: 62ch; margin-top: 2rem; color: var(--muted); }

/* 15 CONTACT + FORM -------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.office { position: relative; padding: 1.75rem; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--blue); margin-bottom: 1.25rem; }
.office h2 { font-size: 1.3rem; letter-spacing: -.01em; margin-bottom: .6rem; }
.office address { color: var(--muted); margin-bottom: 1.25rem; }
.office .btn-row { margin-top: 0; }
.email-card { padding: 1.5rem 1.75rem; background: var(--navy); color: #fff; }
.email-card h2 { color: #fff; font-size: 1.3rem; margin-bottom: .4rem; }
.email-card a { color: #fff; font-weight: 600; word-break: break-all; }
.form-card { background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--blue); padding: clamp(1.5rem, 4vw, 2.5rem); }
.form-card > h2 { margin-bottom: .5rem; }
.form-card > p { color: var(--muted); }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: 1.5rem; }
.field { display: flex; flex-direction: column; gap: .4rem; min-width: 0; }
.field.full, .full { grid-column: 1 / -1; }
.field label { font: 600 .9rem var(--font-body); color: var(--navy); }
.field .opt { font-weight: 400; color: var(--muted); }
.field input, .field select, .field textarea { width: 100%; padding: .8rem .9rem; border: 1px solid #8ea3b6; border-radius: 2px; background: #fff; color: var(--ink); font: inherit; transition: border-color .2s, box-shadow .2s; }
.field input:not([type="checkbox"]), .field select { min-height: 48px; }
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47,128,237,.28); }
.field [aria-invalid="true"] { border-color: var(--err); }
.field-error { min-height: 1.2em; margin: 0; color: var(--err); font-size: .85rem; }
.check { display: flex; gap: .75rem; align-items: flex-start; }
.check input { width: 20px; height: 20px; margin-top: .2rem; flex: none; accent-color: var(--blue); }
.check label { font-weight: 400; color: var(--ink); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; padding: 0; font-weight: 500; }
.form-status:not(:empty) { padding: .85rem 1rem; border-left: 4px solid currentColor; background: var(--grey); }
.form-status.ok { color: var(--ok); }
.form-status.err { color: var(--err); }
.form-status.busy { color: var(--blue); }

/* 16 CTA BAND -------------------------------------------------------------- */
.cta { background: var(--blue); color: #fff; position: relative; overflow: hidden; }
.cta .container { position: relative; z-index: 1; }
.cta h2 { color: #fff; max-width: 22ch; }
.cta p { color: #e4eefa; max-width: 52ch; margin-top: 1rem; }
.cta::before { content: ""; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; box-shadow: 0 0 0 40px rgba(255,255,255,.04), 0 0 0 41px rgba(255,255,255,.2), 0 0 0 100px rgba(255,255,255,.03); }

/* 17 FOOTER ---------------------------------------------------------------- */
.site-footer { position: relative; background: var(--navy); color: #c5d6e8; padding-top: clamp(3.5rem, 7vw, 5rem); overflow: hidden; }
.site-footer::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px) 0 0 / 32px 32px;
  -webkit-mask-image: linear-gradient(#000, transparent 90%); mask-image: linear-gradient(#000, transparent 90%); }
.footer-grid { position: relative; display: grid; grid-template-columns: 1.3fr .7fr 1.4fr; gap: clamp(2rem, 5vw, 4rem); }
.site-footer .brand { color: #fff; margin-bottom: 1rem; }
.site-footer .brand-mark { border-color: #6fa8e0; color: #a9cdf7; }
.site-footer h2 { color: #fff; font-size: 1.05rem; letter-spacing: 0; margin-bottom: .6rem; }
.site-footer h3 { color: #fff; font-size: .95rem; margin: 0 0 .5rem; }
.site-footer p, .site-footer address { font-size: .92rem; margin: 0 0 1rem; }
.site-footer a { color: #a9cdf7; }
.site-footer a:hover { color: #fff; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: .5rem; }
.footer-ruler { position: relative; height: 26px; margin-top: 3rem; color: #6fa8e0; background:
  linear-gradient(rgba(255,255,255,.2), rgba(255,255,255,.2)) left bottom / 100% 1px no-repeat,
  repeating-linear-gradient(90deg, rgba(255,255,255,.45) 0 1px, transparent 1px 60px) left bottom / 100% 16px no-repeat,
  repeating-linear-gradient(90deg, rgba(255,255,255,.25) 0 1px, transparent 1px 12px) left bottom / 100% 8px no-repeat; }
.footer-base { position: relative; padding-block: 1.25rem 1.5rem; font-size: .85rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; }
.footer-base p { margin: 0; font-size: .85rem; }

/* 18 RESPONSIVE + MOTION --------------------------------------------------- */
@media (max-width: 980px) {
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: 1fr; }
  .sig-art { grid-template-columns: 1fr; }
  .sig-art .piston { max-width: 230px; margin-inline: auto; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .main-nav { position: absolute; top: var(--header-h); left: 0; right: 0; display: none; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 16px 30px rgba(16,42,67,.1); }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: .75rem var(--gutter) 1.5rem; }
  .main-nav li { border-bottom: 1px solid var(--line); }
  .main-nav li:last-child { border: 0; padding-top: 1rem; }
  .main-nav a:not(.btn) { display: block; padding: .95rem 0; }
  .main-nav a:not(.btn)::after { display: none; }
  .main-nav .btn { width: 100%; }
  .hero-grid, .split, .split--flip, .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { max-width: 16ch; }
  .hero-art { max-width: 520px; width: 100%; margin-inline: auto; }
  .page-hero-art { opacity: .35; right: -6rem; }
  .about-comp { max-width: 520px; margin-inline: auto; }
  .sig-legend { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .g-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 120px; }
  .l-feature, .l-wide { grid-column: span 2; grid-row: span 2; }
  .l-small { grid-column: span 1; grid-row: span 1; }
  .l-mid, .l-narrow { grid-column: span 1; grid-row: span 2; }
  .sig-art .lbl { display: none; }
  .js .sig-art .s, .sig-art .s { stroke-width: 2.6; }
}
@media (max-width: 620px) {
  .svc-grid { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; }
  .brand-name { font-size: .85rem; }
  .btn-row .btn { flex: 1 1 100%; }
  .lb-prev, .lb-next { top: auto; bottom: 1rem; transform: none; }
  .lb-prev { left: 1rem; }
  .lb-next { right: 1rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .draw-svg .d { stroke-dashoffset: 0 !important; }
}
.hero-art [data-slot="hero"] img 
{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
#phone {
  display: block;
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  box-sizing: border-box;
  border: 1px solid #9aafc2;
  background: #fff;
  color: #102a43;
  font: inherit;
}

/* Contact form field alignment */
.form-card .form-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
  margin-bottom: 18px;
}

.form-card .form-field label {
  display: block;
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: #102a43;
}

.form-card .form-field input,
.form-card .form-field select,
.form-card .form-field textarea {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 46px;
  box-sizing: border-box;
  padding: 11px 12px;
  border: 1px solid #b7c5d3;
  border-radius: 2px;
  background: #fff;
  color: #102a43;
  font: inherit;
  font-size: 14px;
}

.form-card .form-field textarea {
  min-height: 120px;
  resize: vertical;
}

.form-card .form-field input:focus,
.form-card .form-field select:focus,
.form-card .form-field textarea:focus {
  outline: 2px solid #c7def5;
  outline-offset: 1px;
  border-color: #1769aa;
}


.form-card .form-row-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
  width: 100%;
}

.form-card .form-row-two .form-field {
  width: 100%;
  min-width: 0;
  margin-bottom: 18px;
}

.form-card .form-row-two .form-field label {
  white-space: nowrap;
}

.form-card .form-row-two .form-field input,
.form-card .form-row-two .form-field select {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 46px;
  box-sizing: border-box;
}

@media (max-width: 600px) {
  .form-card .form-row-two {
    grid-template-columns: 1fr;
  }

  .form-card .form-row-two .form-field label {
    white-space: normal;
  }
}

/* Make all enquiry form fields consistent */
.form-card .form-row-two {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  column-gap: 18px !important;
  row-gap: 20px !important;
  width: 100% !important;
  align-items: start;
}

.form-card .form-row-two > .form-field {
  display: flex !important;
  flex-direction: column;
  width: 100% !important;
  min-width: 0;
  margin: 0 !important;
}

.form-card .form-row-two > .form-field input,
.form-card .form-row-two > .form-field select {
  display: block;
  width: 100% !important;
  max-width: none !important;
  min-width: 0;
  height: 46px;
  box-sizing: border-box;
}

.form-card .form-row-two > .form-field label {
  display: block;
  margin-bottom: 8px;
  white-space: normal;
}

@media (max-width: 600px) {
  .form-card .form-row-two {
    grid-template-columns: 1fr !important;
  }
}




#enquiry-form .form-row-two {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  column-gap: 24px !important;
  row-gap: 20px !important;
  width: 100% !important;
  align-items: start;
}

#enquiry-form .form-row-two > .form-field {
  width: 100% !important;
  min-width: 0 !important;
}

#enquiry-form #phone,
#enquiry-form #f-service {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
  height: 46px !important;
  box-sizing: border-box !important;
}


#enquiry-form .form-row-two > .form-field {
  display: flex !important;
  flex-direction: column !important;
  width: 100% !important;
  min-width: 0 !important;
  margin: 0 !important;
  gap: 8px !important;
}

#enquiry-form .form-row-two > .form-field label {
  display: block;
  white-space: nowrap;
  margin: 0;
  min-height: 18px;
}

#enquiry-form .form-row-two > .form-field input,
#enquiry-form .form-row-two > .form-field select {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
  height: 46px !important;
  box-sizing: border-box !important;
}

#enquiry-form .form-field.full {
  width: 100%;
  margin-bottom: 20px;
}

#enquiry-form .form-field.full textarea {
  display: block;
  width: 100%;
  min-height: 120px;
  box-sizing: border-box;
}

@media (max-width: 600px) {
  #enquiry-form .form-row-two {
    grid-template-columns: 1fr;
  }
}


#enquiry-form .form-field.full textarea {
  display: block;
  width: 100%;
  min-height: 120px;
  box-sizing: border-box;
}

@media (max-width: 600px) {
  #enquiry-form .form-row-two {
    grid-template-columns: 1fr;
  }
}
/* FINAL FIX: Enquiry form field spacing and width */

#enquiry-form .form-row-two {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    column-gap: 24px !important;
    row-gap: 24px !important;
    width: 100% !important;
    align-items: start !important;
}

#enquiry-form .form-row-two > .form-field {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    min-width: 0 !important;
    margin: 0 !important;
    gap: 8px !important;
}

#enquiry-form .form-row-two > .form-field input,
#enquiry-form .form-row-two > .form-field select {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    height: 46px !important;
    box-sizing: border-box !important;
}

#enquiry-form .form-row-two label {
    white-space: normal !important;
    min-height: 18px !important;
}

@media (max-width: 600px) {
    #enquiry-form .form-row-two {
        grid-template-columns: 1fr !important;
    }
}