/* ============================================================
   PNC – Engineering & CNC  |  Global stylesheet  (v2)
   Brand: #151515 ink · #f66234 accent · #f6f6f6 surface
   Type:  Mona Sans (headings) · Geist (body)
   Layout direction inspired by clean B2B one-pagers:
   big type, slash labels, numbered rows, strong spacing.
   ============================================================ */

/* ---------- Fonts (local) ---------- */
@font-face {
  font-family: 'Geist';
  src: url('../fonts/geist-regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Geist';
  src: url('../fonts/geist-medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Geist';
  src: url('../fonts/geist-bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Mona Sans';
  src: url('../fonts/monasans-semibold.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Mona Sans';
  src: url('../fonts/monasans-black.woff2') format('woff2');
  font-weight: 900; font-style: normal; font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --white: #ffffff;
  --ink: #151515;
  --surface: #f6f6f6;
  --gray-300: #d1d1d1;
  --gray-500: #a7a3a2;
  --gray-600: #5c5c5c;
  --accent: #f66234;
  --accent-dark: #c8370b;
  --border: rgba(92, 92, 92, 0.2);
  --border-light: rgba(255, 255, 255, 0.14);
  --radius: 14px;
  --radius-lg: 20px;
  --font-head: 'Mona Sans', 'Segoe UI', sans-serif;
  --font-body: 'Geist', 'Segoe UI', sans-serif;
  --container: 1240px;
  --nav-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.6rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

::selection { background: var(--accent); color: var(--white); }

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

.section { padding-block: clamp(76px, 9.5vw, 140px); }
.section--surface { background: var(--surface); }
.section--dark { background: var(--ink); color: var(--white); }

/* Technical pre-title  e.g. “// WHO WE ARE //” with PNC mark */
.pre-title {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-dark); /* darker red passes contrast on light backgrounds */
  margin-bottom: 18px;
}
.section--dark .pre-title { color: var(--accent); }
.pre-title::before {
  content: "";
  width: 15px; height: 15px; flex: none;
  background: url('../images/mark.svg') center / contain no-repeat;
}

/* Red underline accent on section headings */
.section-head h2::after {
  content: "";
  display: block;
  width: 56px; height: 3px;
  margin-top: 18px;
  border-radius: 2px;
  background: var(--accent);
}
.section-head--row h2::after { margin-top: 14px; }
.about-copy h2::after {
  content: "";
  display: block;
  width: 56px; height: 3px;
  margin-top: 18px;
  border-radius: 2px;
  background: var(--accent);
}

.section-head { max-width: 800px; margin-bottom: clamp(44px, 5.5vw, 72px); }
.section-head p { color: var(--gray-600); margin-top: 16px; max-width: 620px; }
.section--dark .section-head p { color: var(--gray-500); }
.section-head--row {
  max-width: none;
  display: flex; justify-content: space-between; align-items: flex-end;
  flex-wrap: wrap; gap: 24px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  font-size: 16px;
  line-height: 1;
  padding: 17px 30px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .3s var(--ease), color .3s var(--ease),
              border-color .3s var(--ease), transform .3s var(--ease),
              box-shadow .3s var(--ease);
  will-change: transform;
}
.btn svg { width: 15px; height: 15px; flex: none; transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn:active { transform: scale(.97); }
.btn--primary { background: var(--accent); color: var(--white); }
.btn--primary:hover { background: var(--accent-dark); box-shadow: 0 8px 24px rgba(200, 55, 11, .28); transform: translateY(-2px); }
.btn--dark { background: var(--ink); color: var(--white); }
.btn--dark:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,55,11,.28); }
.btn--light { background: var(--white); color: var(--ink); }
.btn--light:hover { background: var(--surface); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.18); }
.btn--ghost { border-color: var(--border); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-dark); transform: translateY(-2px); }
.btn--outline-light { border-color: var(--border-light); color: var(--white); background: transparent; }
.btn--outline-light:hover { border-color: var(--white); background: rgba(255,255,255,.06); transform: translateY(-2px); }

/* Text link with arrow */
.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 500; color: inherit;
}
.link-arrow svg { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.link-arrow:hover { color: var(--accent-dark); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Header / nav ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--border); box-shadow: 0 4px 24px rgba(21,21,21,.06); }
.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; flex: none; }
.brand img { height: 26px; width: auto; }

.nav-list { display: flex; align-items: center; gap: 8px; }
.nav-list a {
  position: relative;
  display: inline-block;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-radius: 8px;
  transition: color .25s;
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 4px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav-list a:hover { color: var(--accent-dark); }
.nav-list a:hover::after, .nav-list a[aria-current="page"]::after { transform: scaleX(1); }
.nav-list a[aria-current="page"] { color: var(--accent-dark); }

.nav-cta { flex: none; }
.nav-cta .btn { padding: 12px 22px; font-size: 15px; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: none; border: 0; cursor: pointer;
  padding: 10px;
}
.nav-toggle span {
  display: block; height: 2px; width: 100%;
  background: var(--ink); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.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 (home, full-bleed) ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  min-height: 100vh;  /* fallback for older browsers */
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-h) + clamp(32px, 4vw, 56px));
  padding-bottom: clamp(48px, 6vw, 80px);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .38;
}
.hero::before {
  /* dark gradient over video */
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(21,21,21,.55) 0%, rgba(21,21,21,.25) 45%, rgba(21,21,21,.88) 100%);
  z-index: 1;
}
.hero::after {
  /* subtle technical grid */
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  z-index: 1;
}
.hero .container { position: relative; z-index: 2; }
.hero-kicker {
  font-size: clamp(15px, 1.4vw, 17px);
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--accent);
  margin-bottom: clamp(32px, 4.5vw, 56px);
  text-transform: uppercase;
}
.hero h1 {
  color: var(--white);
  max-width: 14ch;
  margin-bottom: 0;
}
.hero-actions {
  display: flex; flex-wrap: wrap; align-items: center; gap: 18px;
  margin-top: clamp(72px, 10vw, 130px);
  margin-bottom: clamp(44px, 6vw, 64px);
}
.hero-foot {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
  gap: 18px;
  border-top: 1px solid var(--border-light);
  padding-top: 26px;
}
.hero-meta { font-size: 15px; color: var(--gray-500); }
.hero-meta strong { color: var(--white); font-weight: 500; }

.scroll-hint {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gray-500);
}
.scroll-hint svg { width: 14px; height: 14px; animation: bob 5.5s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(5px); } }

/* ---------- Hero entrance animation (plays on every page load) ---------- */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}
@keyframes lineRise {
  from { opacity: 0; transform: translateY(110%); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero .hero-kicker {
  animation: heroFadeUp 1s var(--ease) .15s backwards;
}
/* Headline lines rise out of a masked container, one after the other */
.line-reveal { display: block; overflow: hidden; }
.line-reveal > span {
  display: block;
  animation: lineRise 1.15s var(--ease) var(--d, 0s) backwards;
}
@media (prefers-reduced-motion: reduce) {
  .line-reveal > span, .hero .hero-kicker { animation: none !important; }
}

/* ---------- Partner logo marquee ---------- */
.marquee-strip {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding-block: clamp(32px, 4vw, 48px);
  overflow: hidden;
}
.marquee-label {
  text-align: center;
  font-size: 13px;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--gray-600);
  margin-bottom: 28px;
}
.partners-row {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: clamp(36px, 5vw, 72px);
  padding-inline: 24px;
}
.partners-row img {
  height: clamp(36px, 4.5vw, 50px); width: auto; max-width: 170px; object-fit: contain;
  filter: grayscale(1); opacity: .6;
  transition: filter .35s, opacity .35s, transform .35s var(--ease);
}
.partners-row img:hover { filter: grayscale(0); opacity: 1; transform: translateY(-3px); }

/* ---------- About / Who we are ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}
.about-copy p { color: var(--gray-600); margin-bottom: 18px; }
.about-copy p:last-child { margin-bottom: 0; }

.stats { display: grid; gap: 20px; }
.stat-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 32px;
  background: var(--white);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.stat-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(21,21,21,.08); border-color: rgba(246,98,52,.45); }
.stat-kicker { font-size: 13px; letter-spacing: .14em; color: var(--accent); font-weight: 500; margin-bottom: 10px; text-transform: uppercase; }
.stat-value {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(2.6rem, 4vw, 3.5rem);
  line-height: 1;
  color: var(--accent);
}
.stat-label { font-weight: 500; margin-top: 8px; }
.stat-list { margin-top: 12px; color: var(--gray-600); font-size: 15px; }
.stat-list li { display: flex; gap: 10px; align-items: baseline; padding-block: 3px; }
.stat-list li::before { content: "//"; color: var(--accent); font-weight: 500; font-size: 13px; }

/* ---------- Services (card grid) ---------- */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 36px);
}
.svc-card {
  display: flex; flex-direction: column;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
}
.svc-card:hover { transform: translateY(-6px); box-shadow: 0 24px 56px rgba(21,21,21,.1); border-color: rgba(246,98,52,.45); }
.svc-card__media { overflow: hidden; aspect-ratio: 16 / 9; background: var(--surface); }
.svc-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.svc-card:hover .svc-card__media img { transform: scale(1.05); }
.svc-card__body { padding: clamp(24px, 3vw, 34px); display: flex; flex-direction: column; gap: 14px; flex: 1; }
.svc-card__top { display: flex; align-items: center; gap: 14px; }
.svc-card__icon {
  width: 52px; height: 52px; flex: none;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  padding: 9px;
  transition: transform .4s var(--ease);
}
.svc-card:hover .svc-card__icon { transform: rotate(-6deg) scale(1.06); }
.svc-card__icon img { width: 100%; height: 100%; object-fit: contain; }
.svc-card__num { font-size: 13px; letter-spacing: .14em; font-weight: 500; color: var(--accent); }
.svc-card h3 { font-size: clamp(1.3rem, 1.9vw, 1.6rem); }
.svc-card > .svc-card__body > p { color: var(--gray-600); font-size: 15.5px; }

/* Feature bullet lists */
.feature-list { margin-top: 4px; }
.feature-list li {
  display: flex; gap: 12px; align-items: baseline;
  padding-block: 6px;
  color: var(--gray-600);
  font-size: 15px;
}
.feature-list li::before {
  content: "";
  width: 13px; height: 13px;
  flex: none;
  align-self: center;
  background: url('../images/mark.svg') center / contain no-repeat;
}

/* ---------- Process / approach (dark) ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 2.5vw, 32px);
}
.process-step {
  position: relative;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 2.6vw, 34px);
  background: rgba(255,255,255,.03);
  transition: background-color .35s, border-color .35s, transform .35s var(--ease);
  overflow: hidden;
}
.process-step::before {
  /* animated accent line on top */
  content: "";
  position: absolute; top: 0; left: 0;
  height: 2px; width: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .9s var(--ease) .15s;
}
.process-step.is-visible::before { transform: scaleX(1); }
.process-step:hover { background: rgba(246,98,52,.07); border-color: rgba(246,98,52,.5); transform: translateY(-4px); }
.process-step__num {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(1.8rem, 2.6vw, 2.4rem);
  color: var(--accent);
  margin-bottom: 18px;
  line-height: 1;
}
.process-step h3 { color: var(--white); margin-bottom: 12px; font-size: clamp(1.15rem, 1.6vw, 1.35rem); }
.process-step p { color: var(--gray-500); font-size: 15px; }

/* ---------- Capabilities (numbered rows) ---------- */
.cap-list { border-top: 1px solid var(--border); }
.cap-row {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  padding-block: clamp(20px, 2.6vw, 30px);
  border-bottom: 1px solid var(--border);
  transition: padding-left .35s var(--ease), background-color .35s;
}
.cap-row:hover { padding-left: 14px; background: rgba(246, 98, 52, .05); border-bottom-color: rgba(246,98,52,.5); }
.cap-row:hover .cap-row__title { color: var(--accent-dark); }
.cap-row__title { transition: color .3s; }
.cap-row__num { font-size: 14px; font-weight: 500; letter-spacing: .1em; color: var(--accent); }
.cap-row__title {
  font-family: var(--font-head); font-weight: 600;
  font-size: clamp(1.25rem, 2.4vw, 1.9rem);
  letter-spacing: -0.01em;
}
.cap-row__tag { font-size: 14px; color: var(--gray-600); text-align: right; }
.cap-note {
  margin-top: 28px;
  padding: 18px 22px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 10px 10px 0;
  color: var(--gray-600);
  font-size: 14.5px;
  max-width: 720px;
}

/* ---------- Case study cards ---------- */
.cs-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 40px);
}
.cs-card {
  display: flex; flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
}
.cs-card:hover { transform: translateY(-6px); box-shadow: 0 24px 56px rgba(21,21,21,.12); border-color: rgba(246,98,52,.45); }
.cs-card__media { overflow: hidden; aspect-ratio: 16 / 10; background: var(--surface); }
.cs-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.cs-card:hover .cs-card__media img { transform: scale(1.05); }
.cs-card__body { padding: 26px 28px 30px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.cs-card__tag { font-size: 12.5px; letter-spacing: .12em; text-transform: uppercase; font-weight: 500; color: var(--accent); }
.cs-card__body h3 { font-size: clamp(1.15rem, 1.7vw, 1.4rem); }
.cs-card__body p { color: var(--gray-600); font-size: 15px; flex: 1; }
.cs-card__link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 500; font-size: 15px; color: var(--ink);
  margin-top: 4px;
}
.cs-card__link svg { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.cs-card:hover .cs-card__link { color: var(--accent-dark); }
.cs-card:hover .cs-card__link svg { transform: translateX(4px); }

/* ---------- Why PNC (comparison) ---------- */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 40px);
  align-items: stretch;
}
.compare-card {
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3.5vw, 44px);
  display: flex; flex-direction: column; gap: 6px;
}
.compare-card--pnc {
  background: var(--ink);
  color: var(--white);
  border: 1px solid var(--ink);
}
.compare-card--others {
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--ink);
}
.compare-card__head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.compare-card__head img { height: 24px; width: auto; }
.compare-card__head h3 { font-size: clamp(1.2rem, 1.8vw, 1.45rem); }
.compare-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding-block: 11px;
  font-size: 15.5px;
  border-bottom: 1px solid var(--border-light);
}
.compare-card--others .compare-item { border-bottom-color: var(--border); color: var(--gray-600); }
.compare-item:last-child { border-bottom: 0; }
.compare-item svg { width: 18px; height: 18px; flex: none; margin-top: 3px; }
.compare-item--yes svg { color: var(--accent); }
.compare-item--no svg { color: var(--gray-500); }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  background: var(--ink) url('../images/cta-bg.webp') center/cover no-repeat;
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 5vw, 64px) clamp(28px, 5vw, 72px) clamp(64px, 8.5vw, 118px);
  text-align: center;
  overflow: hidden;
}
.cta-band::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(21,21,21,.85), rgba(21,21,21,.55)); }
.cta-band::after {
  /* faint PNC mark watermark */
  content: "";
  position: absolute;
  right: -4%; bottom: -14%;
  width: clamp(180px, 26vw, 340px);
  aspect-ratio: 31.374 / 31.993;
  background: url('../images/mark-white.svg') center / contain no-repeat;
  opacity: .08;
  pointer-events: none;
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { font-size: clamp(1.9rem, 4vw, 3.3rem); margin-inline: auto; text-wrap: balance; }
@media (min-width: 861px) { .cta-band h2 { white-space: nowrap; } }
.cta-band p { color: var(--gray-500); margin-top: 14px; }
.cta-band .cta-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 32px; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  padding-top: calc(var(--nav-h) + clamp(48px, 7vw, 88px));
  padding-bottom: clamp(40px, 5vw, 72px);
}
.page-hero h1 { max-width: 900px; font-size: clamp(2.4rem, 5vw, 4rem); }
.page-hero .lead { max-width: 640px; margin-top: 20px; color: var(--gray-600); }

/* ---------- Case study detail ---------- */
.cs-hero-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: clamp(40px, 5vw, 64px);
}
.cs-hero-img img { width: 100%; max-height: 620px; object-fit: cover; }
.cs-article { max-width: 800px; }
.cs-article h2 { font-size: clamp(1.5rem, 2.4vw, 2rem); margin: clamp(32px, 4vw, 48px) 0 16px; }
.cs-article h2:first-child { margin-top: 0; }
.cs-article p { color: var(--gray-600); margin-bottom: 16px; }
.cs-article strong { color: var(--ink); font-weight: 500; }
.cs-article ul { margin: 8px 0 16px; }
.cs-article ul li {
  position: relative;
  padding: 7px 0 7px 26px;
  color: var(--gray-600);
}
.cs-article ul li::before {
  content: "";
  position: absolute; left: 2px; top: 16px;
  width: 9px; height: 9px;
  border: 2px solid var(--accent);
  border-radius: 2px;
}
.cs-note {
  margin-top: 28px;
  padding: 18px 22px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 10px 10px 0;
  color: var(--gray-600);
  font-size: 14.5px;
}
.cs-keywords { font-size: 14px; color: var(--gray-500); margin-top: 18px; }

/* ---------- FAQ accordion ---------- */
.faq-list { max-width: 780px; margin-inline: auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s;
}
.faq-item:hover { border-color: rgba(92,92,92,.4); }
.faq-item.is-open { border-color: var(--accent); box-shadow: 0 12px 32px rgba(200,55,11,.1); }
.faq-q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  text-align: left;
  background: none; border: 0; cursor: pointer;
  padding: 22px 24px;
  font-family: var(--font-head); font-weight: 600; font-size: 17px;
  color: var(--ink);
}
.faq-q .faq-icon {
  flex: none; width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: grid; place-items: center;
  transition: transform .35s var(--ease), background-color .3s, border-color .3s;
}
.faq-q .faq-icon svg { width: 12px; height: 12px; }
.faq-item.is-open .faq-icon { transform: rotate(45deg); background: var(--accent); border-color: var(--accent); color: var(--white); }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .4s var(--ease);
}
.faq-a > div { overflow: hidden; }
.faq-a p { padding: 0 24px 22px; color: var(--gray-600); }
.faq-item.is-open .faq-a { grid-template-rows: 1fr; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
.contact-info h1 { font-size: clamp(2rem, 3.6vw, 2.9rem); }
.contact-info .lead { color: var(--gray-600); margin: 18px 0 32px; }
.contact-channel { margin-bottom: 28px; }
.contact-channel a {
  display: block;
  font-family: var(--font-head); font-weight: 600;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  padding-block: 6px;
  transition: color .25s;
}
.contact-channel a:hover { color: var(--accent-dark); }
.resellers { margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--border); }
.resellers p { font-size: 13.5px; letter-spacing: .1em; text-transform: uppercase; font-weight: 500; color: var(--gray-600); margin-bottom: 20px; }
.resellers div { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.resellers img { height: 44px; width: auto; object-fit: contain; }

.contact-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 44px);
  box-shadow: 0 24px 64px rgba(21,21,21,.07);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 7px; }
.form-field input, .form-field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  transition: border-color .25s, background-color .25s, box-shadow .25s;
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(246, 98, 52, .15);
}
.form-field textarea { min-height: 130px; resize: vertical; }
.form-status { margin-top: 14px; font-size: 14.5px; display: none; }
.form-status.ok { display: block; color: #1a7f37; }
.form-status.err { display: block; color: var(--accent-dark); }

/* ---------- Footer (v2) ---------- */
.site-footer {
  background: var(--ink);
  color: var(--white);
  padding-top: clamp(64px, 8vw, 104px);
  overflow: hidden;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: clamp(32px, 4vw, 56px);
  padding-bottom: clamp(48px, 6vw, 72px);
}
.footer-col h4 {
  font-size: 13px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 20px; font-weight: 600;
}
.footer-col h4::before { content: "// "; }
.footer-col li { padding-block: 5px; }
.footer-col a { color: rgba(255,255,255,.85); transition: color .25s, padding-left .25s var(--ease); font-size: 15px; }
.footer-col a:hover { color: var(--accent); }
.footer-col ul a:hover { padding-left: 6px; }
.footer-col p { color: rgba(255,255,255,.85); font-size: 15px; padding-block: 5px; }
.footer-brand > p { color: var(--gray-500); font-size: 15px; max-width: 320px; }
.footer-contact-big {
  display: block;
  font-family: var(--font-head); font-weight: 600;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--white);
  padding-block: 4px;
}
.newsletter { margin-top: 22px; display: flex; gap: 10px; max-width: 360px; }
.newsletter input {
  flex: 1; min-width: 0;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: rgba(255,255,255,.06);
  color: var(--white);
  transition: border-color .25s, background-color .25s;
}
.newsletter input::placeholder { color: var(--gray-500); }
.newsletter input:focus { outline: none; border-color: var(--accent); background: rgba(255,255,255,.1); }
.newsletter button { padding: 12px 20px; flex: none; }
.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-block: 22px;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 14px;
  font-size: 14px;
  color: var(--gray-500);
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  display: grid; place-items: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  color: rgba(255,255,255,.85);
  transition: background-color .3s, border-color .3s, transform .3s var(--ease);
}
.footer-social a:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-3px); }
.footer-social svg { width: 16px; height: 16px; }
.footer-wordmark {
  display: block;
  width: min(560px, 70%);
  margin: clamp(28px, 4vw, 48px) auto 0;
  opacity: .1;
  transform: translateY(18%);
  pointer-events: none;
  user-select: none;
}

/* ---------- Anchor offset under fixed header ---------- */
section[id] { scroll-margin-top: calc(var(--nav-h) + 12px); }

/* ---------- Scroll-reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay: var(--d, 0s);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* Image reveal: wipe + soft zoom instead of slide-up */
.reveal--clip {
  transform: none;
  clip-path: inset(0 100% 0 0);
  transition: opacity .9s var(--ease), clip-path .9s var(--ease);
  transition-delay: var(--d, 0s);
  will-change: opacity, clip-path;
}
.reveal--clip img { transform: scale(1.08); transition: transform 1.2s var(--ease); transition-delay: var(--d, 0s); }
.reveal--clip.is-visible { clip-path: inset(0 0 0 0); }
.reveal--clip.is-visible img { transform: scale(1); }
.svc-card:hover .reveal--clip.is-visible img { transform: scale(1.045); }

/* Subtle parallax (driven by js, transform only) */
[data-parallax] { will-change: transform; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal, .reveal--clip { opacity: 1; transform: none; clip-path: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .compare-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav-list {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
    box-shadow: 0 24px 48px rgba(21,21,21,.12);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform .35s var(--ease), opacity .3s, visibility 0s .35s;
  }
  .nav-list.is-open { transform: none; opacity: 1; visibility: visible; transition-delay: 0s; }
  .nav-list a { padding: 14px 4px; font-size: 17px; border-bottom: 1px solid var(--surface); border-radius: 0; }
  .nav-list a::after { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }

  .svc-grid { grid-template-columns: 1fr; }
  .cs-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cap-row { grid-template-columns: 56px minmax(0, 1fr); }
  .cap-row__tag { grid-column: 2; text-align: left; }
}

@media (max-width: 540px) {
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .hero-actions { gap: 12px; }
  .hero-actions .btn { padding: 15px 24px; font-size: 15px; }
  .newsletter { flex-direction: column; }
  .newsletter button { width: 100%; justify-content: center; }
}