/* ============================================================
   Pier Foundations — Marketing Site
   Light theme, brand-locked to PF-Platform portal tokens.
   Palette: white / black / Azure #006DB0 / gray. Azure is the only accent.
   ============================================================ */

/* ---- Brand display font (wordmark + large headings) ---- */
@font-face {
  font-family: "Eurostile Extended";
  src: url("../fonts/EurostileExtended.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   Design tokens (match PF-Platform portal)
   ============================================================ */
:root {
  /* Backgrounds */
  --bg-0: #ffffff;
  --bg-1: #F9FAFD;
  --bg-2: #F3F5F8;
  --bg-3: #E8EEF2;

  /* Borders */
  --border: #C8D5DC;
  --border-light: #E2EAF0;

  /* Text */
  --text-0: #000000;
  --text-1: #2B2F36;
  --text-2: #5A6370;
  --text-3: #8A9AAB;

  /* Accent (Azure — the brand color) */
  --accent: #006DB0;
  --accent-light: #E0F0FF;
  --accent-dark: #005A91;

  /* Shape & depth */
  --radius: 8px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
  --shadow-xl: 0 24px 48px -12px rgba(16,42,67,0.18);

  /* Type */
  --font-display: "Eurostile Extended", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* Layout */
  --maxw: 1240px;
  --nav-h: 76px;
  --section-pad: 88px;
}

/* ============================================================
   Reset & base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text-1);
  background: var(--bg-0);
  line-height: 1.65;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; transition: color .18s ease; }
a:hover { color: var(--accent-dark); }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.1; letter-spacing: -0.022em; color: var(--text-1); }
p { margin: 0; }

/* Focus visibility (accessibility) */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 200;
  background: var(--accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 var(--radius) 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; color: #fff; }

/* ============================================================
   Typographic helpers
   ============================================================ */
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.display {
  font-family: var(--font-display);
  letter-spacing: 0.01em;
  line-height: 1.04;
}
/* Head wrapper spans the full container so every heading fits on ONE line on
   desktop (the longest is ~50 chars in Inter). The paragraph below is
   constrained separately so it keeps a comfortable reading measure. */
.section-head { max-width: 100%; margin-bottom: 46px; }
.section-head h2 {
  /* clamp max nudged to 2.6rem so the longest headings still fit one line */
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  margin-bottom: 18px;
  max-width: none;             /* no orphaned last word */
  text-wrap: balance;          /* even line distribution if it ever does wrap (mobile) */
}
.section-head p {
  font-size: 1.12rem;
  color: var(--text-2);
  max-width: 640px;            /* keep the subhead paragraph readable, not too wide */
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.96rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  padding: 14px 26px;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .18s ease, box-shadow .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--accent-dark); color: #fff; box-shadow: var(--shadow-md); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--text-1);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-on-dark {
  background: rgba(255,255,255,0.10);
  color: #fff;
  border-color: rgba(255,255,255,0.35);
  backdrop-filter: blur(6px);
}
.btn-on-dark:hover { background: rgba(255,255,255,0.18); color: #fff; border-color: rgba(255,255,255,0.6); }
.btn .arrow { transition: transform .2s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease, height .3s ease;
  border-bottom: 1px solid transparent;
}
/* Default (over hero video) = translucent on dark */
.nav__inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo { display: flex; align-items: center; height: 34px; }
.nav__logo img { height: 30px; width: auto; transition: opacity .25s ease, height .3s ease; }
.nav__logo .logo-white { display: block; }
.nav__logo .logo-black { display: none; }

.nav__links { display: flex; align-items: center; gap: 34px; }
.nav__links a {
  font-size: 0.94rem;
  font-weight: 500;
  color: rgba(255,255,255,0.86);
  letter-spacing: -0.01em;
  position: relative;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .22s ease;
}
.nav__links a:hover { color: #fff; }
.nav__links a:hover::after { width: 100%; }

.nav__cta { display: flex; align-items: center; gap: 14px; }

/* Scrolled state = solid white nav */
.nav.scrolled {
  height: 62px;                       /* condense on scroll */
  background: rgba(255,255,255,0.94);
  backdrop-filter: saturate(180%) blur(14px);
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--border-light);
}
.nav.scrolled .nav__logo img { height: 26px; }
.nav.scrolled .nav__logo .logo-white { display: none; }
.nav.scrolled .nav__logo .logo-black { display: block; }
.nav.scrolled .nav__links a { color: var(--text-2); }
.nav.scrolled .nav__links a:hover { color: var(--text-1); }
.nav.scrolled .btn-on-dark {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  backdrop-filter: none;
}
.nav.scrolled .btn-on-dark:hover { background: var(--accent-dark); }

/* Mobile toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: #fff;
  transition: background .3s ease, transform .3s ease, opacity .3s ease;
}
.nav.scrolled .nav__toggle span { background: var(--text-1); }

/* Mobile slide-down menu — HIDDEN on desktop by default.
   Without this base rule it would default to display:block and render
   on top of the real desktop nav (duplicate-nav bug). Only the mobile
   media query + .open reveals it. */
.nav__mobile { display: none; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 90vh;                /* sized to content, no oversized 860px floor */
  display: flex;
  flex-direction: column;          /* content centered, scroll cue flows just below */
  justify-content: center;
  align-items: center;             /* center children horizontally */
  overflow: hidden;
  background: #0a0d10;
  padding: 104px 0 40px;           /* trimmed bottom padding so it isn't stretched */
}
.hero__video, .hero__poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;     /* frames the drilling rig + skyline naturally, no awkward crop */
  z-index: 0;
}
.hero__poster { z-index: 0; }
/* Video layers ON TOP of the poster; hidden until it is actually playing,
   then it fades in and provides the motion (poster is the instant fallback). */
.hero__video {
  z-index: 1;
  opacity: 0;
  transition: opacity .9s ease;
}
.hero.is-playing .hero__video { opacity: 1; }
/* Once the video plays it supplies the motion — stop the poster Ken-Burns
   so the two layers never double-drift. */
.hero.is-playing .hero__poster { animation: none; }
/* Gradient overlay ONLY over the video so white text/logo stay legible */
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  /* Text now spans the full width over the brighter right side (rig/sky),
     so the horizontal gradient holds darker further right, plus a vertical
     base layer keeps headline + subhead + stats legible across the whole row. */
  background:
    linear-gradient(180deg, rgba(6,24,38,0.62) 0%, rgba(7,30,48,0.34) 42%, rgba(6,20,32,0.66) 100%),
    linear-gradient(90deg, rgba(6,22,36,0.74) 0%, rgba(7,24,38,0.50) 60%, rgba(6,20,32,0.34) 100%);
}
.hero__content {
  position: relative;
  z-index: 3;
  flex: none;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  color: #fff;
}
/* Full-container hero text: headline spans the entire width across the margin */
.hero__inner { max-width: 100%; padding: 24px 0 56px; }
.hero .eyebrow { color: #7ec3f0; }
.hero h1 {
  font-family: var(--font-display);
  color: #fff;
  font-size: clamp(2.5rem, 6vw, 5.2rem);
  line-height: 1.04;
  letter-spacing: 0.005em;
  margin-bottom: 24px;
  max-width: 100%;                 /* span the full container width */
  text-shadow: 0 2px 30px rgba(0,0,0,0.45);
}
.hero h1 .accent { color: #7ec3f0; }
.hero__sub {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: rgba(255,255,255,0.92);
  max-width: 760px;                /* comfortable reading measure for the paragraph */
  margin-bottom: 38px;
  font-weight: 400;
  text-shadow: 0 1px 14px rgba(0,0,0,0.4);
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 64px; }

/* Hero stats */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  max-width: 100%;                 /* stat row spans the full container width */
  padding-top: 34px;
  border-top: 1px solid rgba(255,255,255,0.18);
}
.hero__stat {
  display: flex;
  flex-direction: column;
}
.hero__stat .num {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  color: #fff;
  line-height: 1.1;
  letter-spacing: 0.01em;
  min-height: 1.1em;          /* even baseline so labels line up across the row */
  display: flex;
  align-items: flex-end;
}
.hero__stat .label {
  margin-top: 10px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.72);
  letter-spacing: 0.02em;
}
.hero__scroll {
  /* in normal flow now, sitting a controlled gap below the stats (not pinned to
     the hero bottom) so there is no large empty space */
  position: relative;
  z-index: 3;
  margin: 40px auto 0;
  color: rgba(255,255,255,0.7);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero__scroll { text-decoration: none; transition: color .2s ease; }
.hero__scroll:hover { color: #fff; }
.hero__scroll-text { color: inherit; }
/* refined mouse-capsule cue with a traveling wheel dot */
.hero__mouse {
  width: 22px; height: 34px;
  border: 2px solid rgba(255,255,255,0.55);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
  transition: border-color .2s ease;
}
.hero__scroll:hover .hero__mouse { border-color: rgba(255,255,255,0.9); }
.hero__wheel {
  width: 3px; height: 7px;
  border-radius: 2px;
  background: #fff;
  animation: heroWheel 1.8s cubic-bezier(.3,.7,.3,1) infinite;
}
@keyframes heroWheel {
  0%   { transform: translateY(0); opacity: 0; }
  20%  { opacity: 1; }
  70%  { transform: translateY(10px); opacity: 0; }
  100% { transform: translateY(10px); opacity: 0; }
}

/* ============================================================
   Generic section
   ============================================================ */
section { position: relative; }
.section { padding: var(--section-pad) 0; }
/* Subtle azure-tinted gradients so nothing is dead-flat white */
.section--alt {
  background: linear-gradient(180deg, #ffffff 0%, #eef5fb 100%);
}
.section--tint {
  background:
    radial-gradient(1100px 420px at 88% 8%, rgba(0,109,176,0.10) 0%, rgba(0,109,176,0) 60%),
    linear-gradient(180deg, #eef5fb 0%, #e3eef7 100%);
}

/* Rich DARK azure section — deep navy-azure gradient, white text.
   Used for rhythm/depth (Process). Text + icons flip to light below. */
.section--dark {
  background:
    radial-gradient(900px 500px at 82% 0%, rgba(0,118,182,0.38) 0%, rgba(0,118,182,0) 60%),
    linear-gradient(160deg, #0a2a40 0%, #073049 42%, #062538 100%);
  color: rgba(255,255,255,0.82);
}
.section--dark h2,
.section--dark h3 { color: #fff; }
.section--dark .section-head p { color: rgba(255,255,255,0.80); }
.section--dark .eyebrow { color: #7ec3f0; }

/* ============================================================
   Services
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  align-items: stretch;        /* equal-height cards in each row */
}
.service-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  /* Faint azure-tinted surface so the card has presence on the tinted section */
  background: linear-gradient(180deg, #ffffff 0%, #f4f9fd 100%);
  border: 1px solid var(--border);             /* visible hairline (#C8D5DC) */
  border-top: 3px solid var(--accent);         /* brand accent — intentional, defined */
  border-radius: var(--radius-lg);
  padding: 37px 38px 40px;                      /* trim top to balance the 3px accent */
  box-shadow: var(--shadow-md);                /* lift off the page as a distinct panel */
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0,109,176,0.40), 0 18px 40px -18px rgba(0,109,176,0.40);
  border-color: var(--accent);
}
.service-card__icon {
  width: 54px; height: 54px;
  border-radius: 12px;
  background: var(--accent-light);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.service-card__icon svg { width: 26px; height: 26px; }
.service-card h3 { font-size: 1.3rem; margin-bottom: 12px; }
.service-card p { color: var(--text-2); font-size: 1rem; }
.service-card__tag {
  display: inline-block;
  margin-top: auto;            /* pin to bottom -> tags align across the row */
  padding-top: 18px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

/* ============================================================
   Featured projects
   Alignment model:
   - One full-width FEATURE card (fixed aspect, overlay copy).
   - A 3-up grid of EQUAL-HEIGHT cards: each has a fixed-aspect media
     box (identical 4:3 per card) above a stretched body, so every card
     in the row is the same height regardless of copy length.
   ============================================================ */

/* ---- Full-width feature card ---- */
.project-feature {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  background: #0a0d10;
  aspect-ratio: 21 / 9;
  margin-bottom: 22px;
  cursor: pointer;
}
.project-feature img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .7s cubic-bezier(.2,.7,.2,1);
}
.project-feature:hover img { transform: scale(1.04); }
.project-feature__scrim {
  position: absolute;
  inset: 0;
  /* Stronger, earlier dark backing (azure-tinted) so ALL body text — badge,
     title, meta, gallery button — has solid contrast on any photo. */
  background: linear-gradient(180deg, rgba(8,12,16,0) 30%, rgba(6,24,38,0.74) 66%, rgba(6,20,32,0.94) 100%),
              linear-gradient(90deg, rgba(6,20,32,0.55) 0%, rgba(8,12,16,0) 58%);
}
.project-feature__body {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 40px 44px 38px;
  color: #fff;
  max-width: 720px;
}
.project-feature__name {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: 0.01em;
  margin: 4px 0 10px;
  color: #fff;
  font-weight: 700;
  text-shadow: 0 2px 12px rgba(0,0,0,0.6), 0 1px 2px rgba(0,0,0,0.5);
}
.project-feature__meta {
  font-size: 1rem;
  color: rgba(255,255,255,0.92);
  margin-bottom: 18px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.5);
}
.project-feature__meta strong { color: #fff; font-weight: 600; }
.project-feature__body .project-card__type { box-shadow: 0 2px 10px rgba(0,0,0,0.35); }

/* ---- WOW #2: annotated photo hotspots ---- */
.hotspots { position: absolute; inset: 0; z-index: 4; pointer-events: none; }
.hotspot {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 26px; height: 26px;
  padding: 0;
  background: none; border: none; cursor: pointer;
  pointer-events: auto;        /* dots are interactive; container is not */
}
.hotspot__dot {
  display: block;
  width: 16px; height: 16px;
  margin: 5px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.hotspot__dot::before {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 16px; height: 16px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(0,109,176,0.55);
  animation: hotspotPulse 2s ease-out infinite;
  z-index: -1;
}
@keyframes hotspotPulse {
  0%   { transform: translate(-50%,-50%) scale(0.7); opacity: 0.8; }
  100% { transform: translate(-50%,-50%) scale(2.8); opacity: 0; }
}
.hotspot__label {
  position: absolute;
  left: 50%; bottom: calc(100% + 8px);
  transform: translateX(-50%) translateY(6px);
  white-space: nowrap;
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
  background: rgba(6,30,46,0.92);
  border: 1px solid rgba(126,195,240,0.5);
  padding: 7px 12px;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
}
.hotspot__label::after {
  content: "";
  position: absolute;
  left: 50%; top: 100%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: rgba(6,30,46,0.92);
}
.hotspot:hover .hotspot__label,
.hotspot:focus-visible .hotspot__label,
.hotspot.open .hotspot__label {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.hotspot:hover .hotspot__dot,
.hotspot:focus-visible .hotspot__dot,
.hotspot.open .hotspot__dot { background: #2f9ad6; }

/* ---- 3-up equal-height card grid ---- */
.projects {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: stretch;
}
.project-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  background: var(--bg-0);
  border: 1px solid var(--border);             /* visible hairline so the card is defined */
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0,109,176,0.45), 0 18px 40px -18px rgba(0,109,176,0.45);
  border-color: var(--accent);
}
.project-card__media {
  position: relative;
  aspect-ratio: 4 / 3;       /* identical for every card -> aligned image band */
  overflow: hidden;
  background: #0a0d10;
}
.project-card__media img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .7s cubic-bezier(.2,.7,.2,1);
}
.project-card:hover .project-card__media img { transform: scale(1.06); }
.project-card__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,12,16,0) 55%, rgba(8,12,16,0.28) 100%);
}
.project-card__body {
  flex: 1 1 auto;            /* stretch so all bodies match height */
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 26px 26px 24px;
}
.project-card__type {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  padding: 5px 11px;
  border-radius: 5px;
  margin-bottom: 14px;
}
.project-feature__body .project-card__type { margin-bottom: 16px; }
.project-card__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.01em;
  margin-bottom: 8px;
  color: var(--text-1);
}
.project-card__meta {
  font-size: 0.92rem;
  color: var(--text-2);
}
.project-card__meta strong { color: var(--text-1); font-weight: 600; }

/* Gallery trigger button (shared by feature + cards) */
.project-card__gallery-btn {
  margin-top: auto;          /* pin to bottom -> buttons align across cards */
  padding-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--accent);
}
.project-card__gallery-btn .count {
  font-weight: 500;
  color: var(--text-3);
}
.project-card__gallery-btn::after {
  content: "\2192";
  transition: transform .2s ease;
}
.project-card:hover .project-card__gallery-btn::after,
.project-feature:hover .project-card__gallery-btn::after { transform: translateX(4px); }
/* On the dark feature card, recolor the button for contrast */
.project-feature__body .project-card__gallery-btn { color: #fff; padding-top: 0; }
.project-feature__body .project-card__gallery-btn .count { color: rgba(255,255,255,0.7); }

.project-note {
  margin-top: 26px;
  font-size: 0.86rem;
  color: var(--text-3);
}

/* ============================================================
   Lightbox
   ============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
  background: rgba(6,10,14,0.92);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity .25s ease;
}
.lightbox[hidden] { display: none; }
.lightbox.open { opacity: 1; }
.lightbox__stage {
  margin: 0;
  max-width: min(1100px, 92vw);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lightbox__stage img {
  max-width: 100%;
  max-height: 80vh;
  width: auto;
  border-radius: var(--radius);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}
.lightbox__caption {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255,255,255,0.92);
  font-size: 0.92rem;
}
.lightbox__counter { color: rgba(255,255,255,0.6); font-variant-numeric: tabular-nums; }
.lightbox__close {
  position: absolute;
  top: 18px; right: 22px;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
  transition: background .18s ease;
}
.lightbox__close:hover { background: rgba(255,255,255,0.24); }
.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px; height: 52px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  transition: background .18s ease;
}
.lightbox__nav:hover { background: rgba(255,255,255,0.24); }
.lightbox__prev { left: 18px; }
.lightbox__next { right: 18px; }

/* ============================================================
   Process (timeline)
   ============================================================ */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  padding-top: 56px;                  /* room for the node row + spine */
  --node: 44px;                       /* number-badge diameter */
  /* node center = padding-top - node (pull-up) + node/2 = 56 - 44 + 22 = 34px */
  --node-center: 34px;
}

/* ---- Progress spine: track runs through the node CENTERS only ---- */
.process__track {
  position: absolute;
  top: calc(var(--node-center) - 1.5px);   /* centered on the node row, clear of labels */
  left: 0; right: 0;
  height: 3px;
  background: rgba(255,255,255,0.14);
  border-radius: 3px;
  overflow: hidden;
}
.process__fill {
  position: absolute;
  inset: 0;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, #0076b6 0%, #2f9ad6 55%, #cfe9fb 100%);
  box-shadow: 0 0 14px rgba(126,195,240,0.55);
}
/* One-shot sweep: full 0 -> 100% on entry, ~2s, regardless of scroll. */
.process.run .process__fill {
  transform: scaleX(1);
  transition: transform 2s cubic-bezier(.25,.7,.3,1);
}

/* ---- Step columns ---- */
.process-step {
  position: relative;
  padding: 0 26px;
  /* dimmed until the sweep reaches this node */
  opacity: .45;
  transform: translateY(14px);
  transition: opacity .5s ease, transform .5s cubic-bezier(.2,.7,.2,1);
}
.process-step:first-child { padding-left: 0; }
.process-step:last-child { padding-right: 0; }

/* Head: node sits ON the spine; the "Step 0X" label drops BELOW the node so
   the connector line only runs through the node circles, never the labels. */
.process-step__head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 16px;
  /* pull the node up so its center sits on the spine track (track at top: node/2) */
  margin-top: calc(var(--node) * -1);
}
.process-step__node {
  flex: none;
  width: var(--node); height: var(--node);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: #cfe9fb;
  background: #0a2a40;
  border: 2px solid rgba(126,195,240,0.55);
  box-shadow: 0 0 0 6px #0a2a40;            /* mask the spine behind the node */
  transition: transform .4s cubic-bezier(.2,.7,.2,1),
              background .4s ease, color .4s ease,
              border-color .4s ease, box-shadow .4s ease;
}
.process-step__label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: rgba(126,195,240,0.85);
  margin-top: 16px;                          /* clear separation below the node + line */
  transition: color .4s ease;
}
.process-step h3 {
  font-size: 1.22rem; margin-bottom: 12px; color: #fff;
  opacity: 0; transform: translateY(8px);
  transition: opacity .5s ease, transform .5s ease;
}
.process-step p {
  color: rgba(255,255,255,0.74); font-size: 0.98rem;
  opacity: 0; transform: translateY(8px);
  transition: opacity .5s ease, transform .5s ease;
}

/* ---- One-shot activation, staggered to match the sweep passing each node ----
   node N activates at ~N/4 of the ~2s sweep. Delays set per nth-child. */
.process.run .process-step { opacity: 1; transform: none; }
.process.run .process-step .process-step__node {
  color: #062538;
  background: radial-gradient(circle at 35% 30%, #ffffff 0%, #7ec3f0 55%, #0076b6 100%);
  border-color: #cfe9fb;
  transform: scale(1.12);
  box-shadow: 0 0 0 6px #0a2a40, 0 0 22px rgba(126,195,240,0.75);
}
.process.run .process-step .process-step__label { color: #cfe9fb; }
.process.run .process-step h3,
.process.run .process-step p { opacity: 1; transform: none; }

/* Stagger: step N reveals as the sweep reaches its node (~N/4 of 2s) */
.process.run .process-step:nth-child(2) { transition-delay: .05s; }   /* step 1 (after track el) */
.process.run .process-step:nth-child(3) { transition-delay: .55s; }   /* step 2 */
.process.run .process-step:nth-child(4) { transition-delay: 1.05s; }  /* step 3 */
.process.run .process-step:nth-child(5) { transition-delay: 1.55s; }  /* step 4 */
.process.run .process-step:nth-child(2) .process-step__node,
.process.run .process-step:nth-child(2) .process-step__label,
.process.run .process-step:nth-child(2) h3,
.process.run .process-step:nth-child(2) p { transition-delay: .05s; }
.process.run .process-step:nth-child(3) .process-step__node,
.process.run .process-step:nth-child(3) .process-step__label,
.process.run .process-step:nth-child(3) h3,
.process.run .process-step:nth-child(3) p { transition-delay: .55s; }
.process.run .process-step:nth-child(4) .process-step__node,
.process.run .process-step:nth-child(4) .process-step__label,
.process.run .process-step:nth-child(4) h3,
.process.run .process-step:nth-child(4) p { transition-delay: 1.05s; }
.process.run .process-step:nth-child(5) .process-step__node,
.process.run .process-step:nth-child(5) .process-step__label,
.process.run .process-step:nth-child(5) h3,
.process.run .process-step:nth-child(5) p { transition-delay: 1.55s; }

/* Settle pulse on the final node when the sweep completes (~2s in) */
@keyframes nodeSettle {
  0%, 100% { box-shadow: 0 0 0 6px #0a2a40, 0 0 22px rgba(126,195,240,0.75); }
  50%      { box-shadow: 0 0 0 6px #0a2a40, 0 0 34px rgba(126,195,240,1); }
}
.process.run .process-step:nth-child(5) .process-step__node {
  animation: nodeSettle 1.6s ease-in-out 2s 2;
}

/* Gentle pulse on the CURRENT (latest-reached) node only */
@keyframes nodePulse {
  0%, 100% { box-shadow: 0 0 0 5px rgba(10,42,64,1), 0 0 18px rgba(126,195,240,0.65); }
  50%      { box-shadow: 0 0 0 5px rgba(10,42,64,1), 0 0 30px rgba(126,195,240,0.95); }
}
.process-step.current .process-step__node { animation: nodePulse 1.8s ease-in-out infinite; }

/* ============================================================
   Coverage map
   ============================================================ */
.coverage-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 50px;
  align-items: center;
}
.coverage-copy h2 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 18px; }
.coverage-copy p { color: var(--text-2); font-size: 1.08rem; margin-bottom: 28px; }
.coverage-list { display: grid; gap: 14px; }
.coverage-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: var(--text-1);
}
.coverage-list li::before {
  content: "";
  width: 9px; height: 9px;
  background: var(--accent);
  border-radius: 50%;
  flex: none;
}
#map {
  height: 480px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
  z-index: 1;
  background: #eef3f8;          /* shows while the GL map loads */
}
.maplibregl-map { border-radius: var(--radius-lg); font-family: var(--font-body); }
.maplibregl-ctrl-attrib { font-size: 10px; }

/* MapLibre popup themed to brand */
.maplibregl-popup-content {
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--shadow-lg);
}
.map-popup { font-family: var(--font-body); }
.map-popup__name { font-weight: 700; color: var(--text-1); font-size: 0.98rem; }
.map-popup__meta { color: var(--text-2); font-size: 0.85rem; margin-top: 2px; }

/* Azure pin marker + soft pulse */
.pf-marker { width: 22px; height: 30px; position: relative; cursor: pointer; }
.pf-marker__pin {
  position: absolute; left: 50%; bottom: 0;
  width: 18px; height: 18px;
  margin-left: -9px;
  background: var(--accent);
  border: 2px solid #fff;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 3px 8px rgba(0,0,0,0.4);
}
.pf-marker__pulse {
  position: absolute; left: 50%; bottom: 2px;
  width: 14px; height: 14px;
  margin-left: -7px;
  border-radius: 50%;
  background: rgba(0,109,176,0.45);
  animation: pinPulse 2s ease-out infinite;
}
@keyframes pinPulse {
  0%   { transform: scale(0.6); opacity: 0.8; }
  100% { transform: scale(2.6); opacity: 0; }
}

/* WebGL-unavailable fallback panel */
#map.map--fallback {
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(700px 300px at 70% 10%, rgba(0,109,176,0.12) 0%, rgba(0,109,176,0) 60%),
    linear-gradient(180deg, #eef5fb 0%, #e3eef7 100%);
  text-align: center;
}
.map-fallback__inner { display: flex; flex-direction: column; gap: 8px; padding: 24px; }
.map-fallback__inner strong { color: var(--text-1); font-size: 1.1rem; }
.map-fallback__inner span { color: var(--text-2); font-size: 0.92rem; }

/* ============================================================
   Testimonials (placeholder-ready)
   ============================================================ */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.testimonial {
  /* Rich, branded azure card with white text — bold and clearly not faded. */
  background: linear-gradient(160deg, #0076b6 0%, #005A91 60%, #044a78 100%);
  border: 1px solid #005A91;
  border-radius: var(--radius-lg);
  padding: 34px 32px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s ease;
}
.testimonial::before {
  /* slow azure sheen drifting across the gradient */
  content: "";
  position: absolute;
  top: -40%; left: -60%;
  width: 60%; height: 180%;
  background: linear-gradient(105deg, rgba(255,255,255,0) 0%, rgba(207,233,251,0.16) 50%, rgba(255,255,255,0) 100%);
  transform: skewX(-18deg);
  animation: tSheen 7s ease-in-out infinite;
  pointer-events: none;
}
.testimonial:nth-child(2)::before { animation-delay: 2.3s; }
.testimonial:nth-child(3)::before { animation-delay: 4.6s; }
@keyframes tSheen {
  0%, 100% { left: -60%; opacity: 0; }
  40%      { opacity: 1; }
  60%      { left: 120%; opacity: 0; }
}
.testimonial::after {
  /* subtle top-light sheen for depth */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 180px at 20% 0%, rgba(255,255,255,0.16) 0%, rgba(255,255,255,0) 60%);
  pointer-events: none;
}
.testimonial:hover {
  transform: translateY(-8px) rotate(-0.6deg) scale(1.015);   /* gentle tilt */
  box-shadow: var(--shadow-lg), 0 22px 46px -18px rgba(0,90,145,0.65);
}
/* slow auto-emphasis: one card gently lifts/brightens in rotation */
.testimonial.is-featured {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 18px 40px -16px rgba(126,195,240,0.5);
  border-color: rgba(126,195,240,0.7);
}
.testimonial > * { position: relative; z-index: 1; }
.testimonial__mark {
  font-family: var(--font-display);
  font-size: 3.2rem;
  line-height: 0.6;
  color: rgba(255,255,255,0.92);
  margin-bottom: 16px;
  transform-origin: left center;
  animation: tMark 4.5s ease-in-out infinite;
}
.testimonial:nth-child(2) .testimonial__mark { animation-delay: .6s; }
.testimonial:nth-child(3) .testimonial__mark { animation-delay: 1.2s; }
@keyframes tMark {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: .9; }
  50%      { transform: scale(1.12) rotate(-4deg); opacity: 1; }
}
.testimonial__quote { color: rgba(255,255,255,0.94); font-size: 1.02rem; margin-bottom: 24px; font-style: normal; }
.testimonial__who { display: flex; align-items: center; gap: 14px; }
.testimonial__avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.35);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700;
}
.testimonial__name { font-weight: 600; color: #fff; font-size: 0.95rem; }
.testimonial__role { color: rgba(255,255,255,0.78); font-size: 0.85rem; }
.placeholder-badge {
  display: inline-block;
  margin-top: 34px;
  font-size: 0.8rem;
  color: var(--text-3);
  background: var(--bg-2);
  border: 1px solid var(--border-light);
  padding: 8px 16px;
  border-radius: 20px;
}

/* ============================================================
   About
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;              /* balanced columns, no forced stretch/void */
}
.about-copy h2 { font-size: clamp(2rem, 4vw, 2.9rem); margin-bottom: 22px; }
.about-copy p { color: var(--text-2); font-size: 1.08rem; margin-bottom: 18px; }
.about-points {
  margin-top: 44px;                /* normal comfortable gap below the paragraph */
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.about-point h4 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  display: flex; align-items: center; gap: 10px;
}
.about-point h4 svg { width: 18px; height: 18px; color: var(--accent); flex: none; }
.about-point p { font-size: 0.95rem; margin-bottom: 0; }
.about-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 1 / 1;             /* shorter photo so it balances the left content */
}
.about-visual img { width: 100%; height: 100%; object-fit: cover; }
.about-badge {
  position: absolute;
  bottom: 22px; left: 22px;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 16px 22px;
  box-shadow: var(--shadow-md);
}
.about-badge .num { font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); line-height: 1; }
.about-badge .label { font-size: 0.82rem; color: var(--text-2); margin-top: 4px; }

/* ============================================================
   Contact
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
.contact-copy h2 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 20px; }
.contact-copy p { color: var(--text-2); font-size: 1.08rem; margin-bottom: 34px; }
.contact-detail {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--border-light);
}
.contact-detail:last-of-type { border-bottom: 1px solid var(--border-light); }
.contact-detail__icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: var(--accent-light);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex: none;
}
.contact-detail__icon svg { width: 20px; height: 20px; }
.contact-detail__label { font-size: 0.8rem; color: var(--text-3); letter-spacing: 0.04em; text-transform: uppercase; }
.contact-detail__value { font-weight: 600; color: var(--text-1); }

.contact-form {
  background: linear-gradient(180deg, #ffffff 0%, #f4f9fd 100%);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 37px 40px 40px;
  box-shadow: var(--shadow-lg);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.96rem;
  color: var(--text-1);
  padding: 13px 15px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-1);
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px var(--accent-light);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; justify-content: center; margin-top: 6px; }
.form-success {
  display: none;
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: var(--accent-light);
  border: 1px solid var(--accent);
  color: var(--accent-dark);
  font-weight: 500;
  font-size: 0.95rem;
}
.form-success.show { display: block; }
.form-disclaimer { margin-top: 14px; font-size: 0.8rem; color: var(--text-3); }

/* ============================================================
   CTA band
   ============================================================ */
.cta-band {
  position: relative;
  overflow: hidden;
  /* real jobsite drone photo (IU Launch aerial + Indianapolis skyline) */
  background: #06243a url("../img/cta-bg.jpg") center 38% / cover no-repeat;
  color: #fff;
  text-align: center;
  padding: 100px 0;
}
/* slow, subtle Ken-Burns parallax on the photo (image on ::before so it scales
   independently of the text). */
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: inherit;
  background-color: transparent;
  animation: ctaZoom 26s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 0;
}
@keyframes ctaZoom {
  from { transform: scale(1); }
  to   { transform: scale(1.07); }
}
/* dark azure gradient overlay so white headline/subhead/button stay AA-readable;
   brand azure still reads through the photo. */
.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(6,37,56,0.82) 0%, rgba(0,90,145,0.70) 100%);
  pointer-events: none;
  z-index: 0;
}
.cta-band .container { position: relative; z-index: 1; }   /* text above photo + overlay */
.cta-band h2 {
  font-family: var(--font-display);
  color: #fff;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  letter-spacing: 0.01em;
  margin-bottom: 18px;
  text-shadow: 0 2px 18px rgba(0,0,0,0.25);
}
.cta-band p { color: rgba(255,255,255,0.9); font-size: 1.15rem; max-width: 560px; margin: 0 auto 34px; }
.cta-band .btn-primary { background: #fff; color: var(--accent-dark); box-shadow: 0 8px 24px -8px rgba(0,0,0,0.45); }
.cta-band .btn-primary:hover {
  background: #f0f6fb; color: var(--accent-dark);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 32px -10px rgba(0,0,0,0.5), 0 0 0 4px rgba(207,233,251,0.35);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: linear-gradient(180deg, #e9f1f9 0%, #dde9f4 100%);
  border-top: 1px solid var(--border-light);
  padding: 64px 0 34px;
}
.footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-light);
}
.footer__brand img { height: 30px; margin-bottom: 18px; }
.footer__brand p { color: var(--text-2); font-size: 0.95rem; max-width: 320px; }
.footer__col h4 {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 18px;
}
.footer__col a, .footer__col li {
  color: var(--text-2);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 11px;
}
.footer__col a:hover { color: var(--accent); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__bottom p { color: var(--text-3); font-size: 0.86rem; }
.footer__eor { color: var(--text-3); font-size: 0.82rem; }

/* ============================================================
   Scroll reveal animation
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .65s cubic-bezier(.2,.7,.2,1), transform .65s cubic-bezier(.2,.7,.2,1);
  transition-delay: var(--rd, 0s);   /* JS sets per-item stagger via --rd */
}
.reveal.in { opacity: 1; transform: none; }
/* static authoring delays still honored as a fallback */
.reveal[data-delay="1"] { --rd: .08s; }
.reveal[data-delay="2"] { --rd: .16s; }
.reveal[data-delay="3"] { --rd: .24s; }

/* ============================================================
   Premium motion layer (transform/opacity only, GPU-friendly)
   ============================================================ */

/* Hero staggered entrance on load */
@keyframes heroRise {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}
.hero__inner .eyebrow,
.hero__sub,
.hero__actions {
  opacity: 0;
  animation: heroRise .8s cubic-bezier(.2,.7,.2,1) forwards;
}
.hero__inner .eyebrow { animation-delay: .15s; }

/* Kinetic word-by-word headline reveal: each word rises out of a clip mask.
   The h1 is BLOCK (stacks below the eyebrow); only the word spans are inline. */
.hero__title { display: block; }
.hero__title .hw {
  display: inline-flex;
  overflow: hidden;
  vertical-align: bottom;
  line-height: 1.04;
  padding-bottom: .08em;        /* headroom so descenders/accents aren't clipped */
}
.hero__title .hw > span {
  display: inline-block;
  transform: translateY(120%);
  animation: hwRise .9s cubic-bezier(.22,.8,.28,1) forwards;
}
@keyframes hwRise { to { transform: translateY(0); } }
.hero__title .hw:nth-child(1) > span { animation-delay: .26s; }
.hero__title .hw:nth-child(2) > span { animation-delay: .33s; }
.hero__title .hw:nth-child(3) > span { animation-delay: .40s; }
.hero__title .hw:nth-child(4) > span { animation-delay: .47s; }
.hero__title .hw:nth-child(5) > span { animation-delay: .54s; }
.hero__title .hw:nth-child(6) > span { animation-delay: .61s; }
.hero__title .hw:nth-child(7) > span { animation-delay: .68s; }
.hero__title .hw:nth-child(8) > span { animation-delay: .75s; }

.hero__sub            { animation-delay: .92s; }
.hero__actions        { animation-delay: 1.04s; }
.hero__stat { opacity: 0; animation: heroRise .7s cubic-bezier(.2,.7,.2,1) forwards; }
.hero__stat:nth-child(1) { animation-delay: 1.18s; }
.hero__stat:nth-child(2) { animation-delay: 1.26s; }
.hero__stat:nth-child(3) { animation-delay: 1.34s; }
.hero__stat:nth-child(4) { animation-delay: 1.42s; }

/* Slow continuous Ken-Burns on the hero poster */
@keyframes kenBurns {
  0%   { transform: scale(1) translate3d(0,0,0); }
  100% { transform: scale(1.08) translate3d(0, -1.5%, 0); }
}
.hero__poster {
  animation: kenBurns 22s ease-in-out infinite alternate;
  transform-origin: 70% 45%;
}

/* Scroll cue gentle bob (now flow-centered, so just a vertical bob) */
@keyframes scrollBob {
  0%, 100% { transform: translateY(0); opacity: .75; }
  50%      { transform: translateY(7px); opacity: 1; }
}
.hero__scroll { animation: scrollBob 2.4s ease-in-out infinite; }

/* ============================================================
   WOW #1 — Underground cross-section explainer
   Single SVG animated through 4 stages via .stage-N classes on .xsec__stage.
   All motion is transform/opacity; JS sequences the stages (timed one-shot).
   ============================================================ */
/* Compact the whole section so the diagram reads as a tidy contained figure */
.section.xsec { padding-top: 64px; padding-bottom: 64px; }
.xsec .section-head { margin-bottom: 28px; }
.xsec__stage {
  position: relative;
  margin: 0 auto;                  /* center the capped figure */
  max-width: 820px;                /* smaller footprint, not full-bleed */
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    radial-gradient(700px 300px at 80% -10%, rgba(0,118,182,0.30) 0%, rgba(0,118,182,0) 60%),
    linear-gradient(180deg, #0a2a40 0%, #06243a 100%);
  border: 1px solid rgba(126,195,240,0.22);
  box-shadow: var(--shadow-xl);
}
.xsec__svg { display: block; width: 100%; height: auto; }

/* ---- default (pre-run) hidden states ---- */
.xs-settle, .xs-cracks { opacity: 0; }
.xs-probe { opacity: 0; }
.xs-col { transform: scaleY(0); transform-origin: 50% 400px; opacity: 0; }
.xs-load { opacity: 0; }
.xs-meter { opacity: 0; }
.xs-meter__fill { transform: scaleX(0); transform-origin: left center; }
.xs-footing { transform: translateY(0); }

/* Smooth transitions once running */
.xsec__stage.run .xs-settle,
.xsec__stage.run .xs-cracks,
.xsec__stage.run .xs-probe,
.xsec__stage.run .xs-col,
.xsec__stage.run .xs-load,
.xsec__stage.run .xs-meter,
.xsec__stage.run .xs-footing {
  transition: opacity .6s ease, transform .8s cubic-bezier(.25,.7,.3,1);
}
.xsec__stage.run .xs-meter__fill { transition: transform 1s ease .2s; }

/* ---- STAGE 1: the problem ---- */
.xsec__stage.s1 .xs-settle { opacity: 1; }
.xsec__stage.s1 .xs-cracks { opacity: 1; }
.xsec__stage.s1 .xs-footing { transform: translateY(6px); }   /* subtle settle */
.xsec__stage.run.s1 .xs-arrow { animation: xsBob 1.1s ease-in-out infinite; }
.xs-arrow:nth-child(2) { animation-delay: .18s; }
.xs-arrow:nth-child(3) { animation-delay: .36s; }
@keyframes xsBob {
  0%,100% { transform: translateY(0); opacity: .85; }
  50%     { transform: translateY(6px); opacity: 1; }
}

/* ---- STAGE 2: installation (probe down + first column forms) ---- */
.xsec__stage.s2 .xs-settle { opacity: 0; }
.xsec__stage.s2 .xs-cracks { opacity: .5; }
.xsec__stage.s2 .xs-footing { transform: translateY(0); }
.xsec__stage.s2 .xs-probe { opacity: 1; animation: xsDrive 1.2s cubic-bezier(.45,.05,.35,1) forwards; }
@keyframes xsDrive {
  /* descend from above the footing down into the weak layer, with a fine
     vibratory shimmer (tiny x jitter) as it penetrates. Tip ends ~y=375. */
  0%   { transform: translate(500px, -150px); }
  55%  { transform: translate(500px, 180px); }
  62%  { transform: translate(498px, 240px); }
  68%  { transform: translate(502px, 290px); }
  74%  { transform: translate(499px, 330px); }
  80%  { transform: translate(501px, 352px); }
  100% { transform: translate(500px, 360px); }
}
/* the column directly under the probe (i=2) fills during stage 2 */
.xsec__stage.s2 .xs-col[data-i="2"] { opacity: 1; transform: scaleY(1); transition-delay: .55s; }

/* ---- STAGE 3: build the columns (probe lifts, grid appears) ---- */
.xsec__stage.s3 .xs-probe { animation: xsLift 1s cubic-bezier(.3,.7,.3,1) forwards; }
@keyframes xsLift { from { transform: translate(500px, 360px); } to { transform: translate(500px, -170px); } }
.xsec__stage.s3 .xs-col { opacity: 1; transform: scaleY(1); }
.xsec__stage.s3 .xs-col[data-i="0"] { transition-delay: .05s; }
.xsec__stage.s3 .xs-col[data-i="4"] { transition-delay: .18s; }
.xsec__stage.s3 .xs-col[data-i="1"] { transition-delay: .31s; }
.xsec__stage.s3 .xs-col[data-i="3"] { transition-delay: .44s; }

/* ---- STAGE 4: the solution (probe gone, load distributes, meter fills) ---- */
.xsec__stage.s4 .xs-probe { opacity: 0; }
.xsec__stage.s4 .xs-cracks { opacity: 0; }
.xsec__stage.s4 .xs-col { opacity: 1; transform: scaleY(1); }
.xsec__stage.s4 .xs-load { opacity: 1; }
.xsec__stage.s4 .xs-larrow { animation: xsFlow 1.6s ease-in-out infinite; }
.xsec__stage.s4 .xs-larrow:nth-child(2) { animation-delay: .12s; }
.xsec__stage.s4 .xs-larrow:nth-child(3) { animation-delay: .24s; }
.xsec__stage.s4 .xs-larrow:nth-child(4) { animation-delay: .36s; }
.xsec__stage.s4 .xs-larrow:nth-child(5) { animation-delay: .48s; }
@keyframes xsFlow { 0%,100% { opacity: .55; } 50% { opacity: 1; } }
.xsec__stage.s4 .xs-meter { opacity: 1; }
.xsec__stage.s4 .xs-meter__fill { transform: scaleX(1); }

/* ---- stage labels ---- */
.xsec__labels {
  list-style: none;
  margin: 0;
  padding: 22px 26px 6px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  counter-reset: xs;
}
.xsec__label {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: 0.82rem;            /* more compact captions, wrap less */
  color: rgba(255,255,255,0.55);
  opacity: .45;
  transform: translateY(6px);
  transition: opacity .5s ease, transform .5s ease, color .5s ease;
}
.xsec__num {
  flex: none;
  width: 24px; height: 24px;     /* proportional to the smaller caption text */
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: #cfe9fb;
  background: #0a2a40;
  border: 1.5px solid rgba(126,195,240,0.5);
  transition: background .4s ease, color .4s ease, transform .4s ease, box-shadow .4s ease;
}
.xsec__label.on {
  opacity: 1;
  transform: none;
  color: #fff;
}
.xsec__label.on .xsec__num {
  background: radial-gradient(circle at 35% 30%, #ffffff 0%, #7ec3f0 55%, #0076b6 100%);
  color: #062538;
  transform: scale(1.08);
  box-shadow: 0 0 16px rgba(126,195,240,0.6);
}

/* ---- replay button ---- */
.xsec__replay {
  position: absolute;
  top: 16px; right: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: #cfe9fb;
  background: rgba(8,30,46,0.7);
  border: 1px solid rgba(126,195,240,0.4);
  border-radius: 20px;
  cursor: pointer;
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity .4s ease, background .2s ease, border-color .2s ease;
}
.xsec__stage.done .xsec__replay { opacity: 1; }
.xsec__replay:hover { background: rgba(0,118,182,0.45); border-color: #7ec3f0; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .hero__inner .eyebrow, .hero__inner h1, .hero__sub, .hero__actions,
  .hero__stats, .hero__stat, .hero__poster, .hero__scroll { opacity: 1; animation: none; }
  /* headline words must be visible without their rise animation */
  .hero__title .hw > span { transform: none !important; animation: none !important; }
  .process::after { width: 100% !important; transition: none !important; }
  /* Cross-section: show resolved final state, all labels lit, no motion */
  .xs-settle, .xs-cracks, .xs-probe { opacity: 0 !important; }
  .xs-col { opacity: 1 !important; transform: scaleY(1) !important; }
  .xs-load, .xs-meter { opacity: 1 !important; }
  .xs-meter__fill { transform: scaleX(1) !important; }
  .xsec__label { opacity: 1 !important; transform: none !important; color: #fff !important; }
  .xsec__label .xsec__num { background: #0076b6 !important; color: #fff !important; }
  .xsec__replay { opacity: 1 !important; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  :root { --section-pad: 72px; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .projects { grid-template-columns: 1fr 1fr; }
  .project-feature { aspect-ratio: 16 / 9; }
  .process { grid-template-columns: 1fr 1fr; gap: 40px 0; }
  /* Process becomes 2x2 on tablet: hide the horizontal spine, inline the nodes */
  .process { grid-template-columns: 1fr 1fr; gap: 40px 28px; padding-top: 8px; }
  .process__track { display: none; }
  .process-step { padding: 0 !important; }
  .process-step__head { margin-top: 0; }
  .coverage-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-points { margin-top: 30px; }
  .about-visual { aspect-ratio: 16 / 10; max-width: 560px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 36px; }
  .xsec__labels { grid-template-columns: 1fr 1fr; gap: 16px; }
}

@media (max-width: 760px) {
  :root { --section-pad: 60px; --nav-h: 66px; }
  .nav__links, .nav__cta .btn { display: none; }
  .nav__toggle { display: flex; }
  .nav__mobile {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: #fff;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border-light);
    padding: 18px 28px 26px;
    display: none;
    flex-direction: column;
    gap: 4px;
    z-index: 99;
  }
  .nav__mobile.open { display: flex; }
  .nav__mobile a {
    color: var(--text-1);
    font-weight: 500;
    padding: 13px 0;
    border-bottom: 1px solid var(--border-light);
  }
  .nav__mobile .btn { margin-top: 16px; justify-content: center; }

  .hero { min-height: auto; padding: 92px 0 40px; }
  .hero__inner { padding: 12px 0 0; }
  .hero__scroll { margin-top: 32px; }
  .hero__stats { grid-template-columns: 1fr 1fr; gap: 22px; }
  .services-grid { grid-template-columns: 1fr; }
  .projects { grid-template-columns: 1fr; }
  .project-feature { aspect-ratio: 4 / 3; }
  .project-feature__body { padding: 28px 26px 26px; }
  .process { grid-template-columns: 1fr; gap: 28px; padding-top: 0; }
  .process-step { padding: 0 !important; }
  .about-points { grid-template-columns: 1fr; }
  .testimonials { grid-template-columns: 1fr; }
  .xsec__labels { grid-template-columns: 1fr; gap: 12px; padding: 18px 18px 4px; }
  .xsec__label { font-size: 0.8rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 30px; }
  .contact-form { padding: 28px; }
}

@media (max-width: 420px) {
  .hero__stats { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}