/* ==========================================================================
   SRI BALAJI SCAFFOLDING — "BLUEPRINT INDUSTRIAL · LIGHT"
   Drawing-paper surfaces, blueprint grid, safety-amber accent.
   Display: Archivo · Body: Inter · Labels: JetBrains Mono
   ========================================================================== */

/* ============================ TOKENS ============================ */
:root {
  /* surfaces — light drawing paper */
  --ink:        #F4F6FA;
  --ink-2:      #FFFFFF;
  --panel:      #FFFFFF;
  --panel-2:    #FAFBFD;
  --blue:       #0B1220;   /* inverted panels: util, cta, footer, drawer */
  --blue-2:     #131C2E;

  /* lines */
  --line:       rgba(11, 18, 32, 0.09);
  --line-2:     rgba(11, 18, 32, 0.16);
  --grid:       rgba(27, 95, 168, 0.07);
  --grid-2:     rgba(27, 95, 168, 0.12);
  --blue-line:  rgba(27, 95, 168, 0.18);
  --photo-grid: rgba(255, 255, 255, 0.17);

  /* type */
  --text:       #0C1424;
  --text-2:     #46536B;
  --text-3:     #5F6C87;

  /* accents */
  --amber:      #E8590C;
  --amber-2:    #C94A07;
  --amber-ink:  #B4460A;   /* accent used as text on light */
  --amber-dim:  rgba(232, 89, 12, 0.08);
  --amber-line: rgba(232, 89, 12, 0.30);
  --on-amber:   #1A0B02;   /* text on amber fills */
  --cyan:       #1B5FA8;   /* blueprint labels */
  --green:      #12A150;

  /* type families */
  --f-display: 'Archivo', 'Inter', system-ui, sans-serif;
  --f-body:    'Inter', system-ui, -apple-system, sans-serif;
  --f-mono:    'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* metrics */
  --maxw:   1240px;
  --pad:    clamp(1.25rem, 4vw, 2.5rem);
  --sect:   clamp(4.5rem, 9vw, 7.5rem);
  --r:      6px;
  --r-lg:   14px;

  /* elevation */
  --sh-1: 0 1px 2px rgba(11, 18, 32, 0.05);
  --sh-2: 0 2px 4px rgba(11, 18, 32, 0.04), 0 12px 28px -16px rgba(11, 18, 32, 0.22);
  --sh-3: 0 4px 10px rgba(11, 18, 32, 0.05), 0 26px 52px -24px rgba(11, 18, 32, 0.32);
  --sh-amber: 0 16px 34px -16px rgba(232, 89, 12, 0.6);

  /* motion */
  --ease:   cubic-bezier(0.16, 1, 0.3, 1);
  --fast:   0.22s;
}

/* ============================ RESET ============================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  overflow-x: clip;
}
body {
  font-family: var(--f-body);
  background: var(--ink);
  color: var(--text);
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4 { font-family: var(--f-display); font-weight: 800; line-height: 1.05; letter-spacing: -0.025em; }
::selection { background: var(--amber); color: var(--on-amber); }

:focus-visible {
  outline: 2px solid var(--amber-ink);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.7rem 1.1rem;
  background: var(--blue);
  color: #fff;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--r);
  box-shadow: var(--sh-3);
  transform: translateY(-220%);
  transition: transform 0.18s ease;
}
.skip-link:focus-visible { transform: translateY(0); outline-color: var(--amber); }
#main:focus { outline: none; }

/* ============================ LAYOUT ============================ */
.container { width: min(var(--maxw), 100% - (var(--pad) * 2)); margin-inline: auto; }
.section { padding: var(--sect) 0; position: relative; }
.section--alt {
  background: var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section--line { border-top: 1px solid var(--line); }

/* blueprint graph-paper background */
.bp-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 78%);
          mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 78%);
}

/* ============================ TYPO HELPERS ============================ */
.mono {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-ink);
  margin-bottom: 1.25rem;
}
.eyebrow::before {
  content: '';
  width: 26px;
  height: 1.5px;
  background: var(--amber);
  flex: none;
  transform-origin: left;
}
/* draw the eyebrow rule in when its block reveals */
.js [data-reveal] .eyebrow::before { animation: none; }
.js [data-reveal].is-in .eyebrow::before { animation: drawRule 0.7s var(--ease) 0.15s both; }
@keyframes drawRule { from { transform: scaleX(0); } to { transform: scaleX(1); } }

.h2 {
  font-size: clamp(1.9rem, 4.6vw, 3.15rem);
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}
.lead {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--text-2);
  max-width: 60ch;
  line-height: 1.75;
}
.hl { color: var(--amber-ink); }
.section-head { max-width: 62ch; margin-bottom: clamp(2.5rem, 5vw, 3.75rem); }
.section-head .lead { margin-top: 0.75rem; }

/* ============================ BUTTONS ============================ */
.btn {
  --bg: var(--amber);
  --fg: var(--on-amber);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 52px;
  padding: 0.85rem 1.5rem;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  border-radius: var(--r);
  border: 1px solid transparent;
  transition: transform var(--fast) var(--ease), box-shadow var(--fast), background var(--fast), border-color var(--fast), color var(--fast);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--sh-amber); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn svg { width: 18px; height: 18px; flex: none; position: relative; z-index: 1; }
.btn > * { position: relative; z-index: 1; }
/* light sweep */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(110deg, transparent 32%, rgba(255, 255, 255, 0.42) 50%, transparent 68%);
  transform: translateX(-130%);
  pointer-events: none;
}
.btn:hover::after { transform: translateX(130%); transition: transform 0.75s var(--ease); }
.btn--lg { min-height: 60px; padding: 1.05rem 2rem; font-size: 1.0625rem; }
.btn--full { width: 100%; }
.btn--ghost {
  --bg: transparent;
  --fg: var(--text);
  border-color: var(--line-2);
  background: transparent;
}
.btn--ghost:hover {
  border-color: var(--amber);
  color: var(--amber-ink);
  background: var(--amber-dim);
  box-shadow: none;
}
.btn--ghost::after { display: none; }
.btn--dark { --bg: #FFFFFF; --fg: var(--blue); border-color: rgba(255, 255, 255, 0.22); }
.btn--dark:hover { --bg: var(--amber); --fg: var(--on-amber); border-color: var(--amber); }

/* ============================ UTILITY BAR ============================ */
.util {
  background: var(--blue);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 60;
}
.util-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 38px;
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.52);
}
.util-left { display: flex; align-items: center; gap: 0.55rem; min-width: 0; }
.util-show-sm { display: none; }
.util-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(18, 161, 80, 0.6);
  animation: pulse 2.4s infinite;
  flex: none;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(18, 161, 80, 0.5); }
  70%  { box-shadow: 0 0 0 7px rgba(18, 161, 80, 0); }
  100% { box-shadow: 0 0 0 0 rgba(18, 161, 80, 0); }
}
.util-right { display: flex; align-items: center; gap: 1.4rem; }
.util-right a { color: rgba(255, 255, 255, 0.86); transition: color var(--fast); }
.util-right a:hover { color: var(--amber); }
.util-sep { color: rgba(255, 255, 255, 0.22); }

/* ============================ HEADER ============================ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--line);
  transition: background var(--fast), border-color var(--fast), box-shadow var(--fast);
}
.header.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--line-2);
  box-shadow: var(--sh-2);
}
.header-progress {
  position: absolute;
  left: 0; bottom: -1px;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--amber), var(--amber-2));
  transition: width 0.12s linear;
  pointer-events: none;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 74px;
  transition: min-height 0.3s var(--ease);
}
.header.is-scrolled .header-inner { min-height: 64px; }

/* logo */
.logo { display: flex; align-items: center; gap: 0.7rem; margin-right: auto; }
.logo-mark {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border: 1.5px solid var(--amber);
  border-radius: var(--r);
  background: var(--amber-dim);
  color: var(--amber-ink);
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 1.0625rem;
  letter-spacing: -0.04em;
  flex: none;
  transition: transform 0.4s var(--ease), background var(--fast);
}
.logo:hover .logo-mark { transform: rotate(-6deg) scale(1.04); background: var(--amber); color: var(--on-amber); }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name { font-family: var(--f-display); font-weight: 800; font-size: 0.9375rem; letter-spacing: -0.02em; color: var(--text); }
.logo-sub {
  font-family: var(--f-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* nav */
.nav { display: flex; align-items: center; gap: 0.15rem; }
.nav a {
  position: relative;
  padding: 0.55rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--r);
  transition: color var(--fast);
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.3rem;
  height: 1.5px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--fast) var(--ease);
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

.header-cta { display: flex; align-items: center; gap: 0.6rem; }
.header-phone {
  display: flex; flex-direction: column; line-height: 1.15;
  text-align: right;
}
.header-phone .mono { color: var(--text-3); font-size: 0.5625rem; }
.header-phone strong { font-family: var(--f-display); font-size: 0.9375rem; font-weight: 700; color: var(--text); transition: color var(--fast); }
.header-phone:hover strong { color: var(--amber-ink); }

/* burger */
.burger { display: none; width: 44px; height: 44px; place-items: center; border: 1px solid var(--line-2); border-radius: var(--r); }
.burger span { display: block; width: 18px; height: 1.5px; background: var(--text); border-radius: 2px; transition: transform var(--fast) var(--ease), opacity var(--fast); }
.burger span + span { margin-top: 4px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ============================ HERO ============================ */
.hero { position: relative; overflow: hidden; padding: clamp(3rem, 6vw, 5rem) 0 clamp(3rem, 6vw, 4.5rem); }
.hero::before {
  content: '';
  position: absolute; left: 0; right: 0; top: -6%; height: 114%;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: translateY(var(--par, 0px));
  will-change: transform;
}
.hero::after {
  content: '';
  position: absolute;
  top: -22%; right: -8%;
  width: 58vw; height: 58vw;
  background: radial-gradient(circle, rgba(232, 89, 12, 0.13) 0%, transparent 62%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--amber-line);
  background: var(--amber-dim);
  border-radius: 100px;
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-ink);
  margin-bottom: 1.5rem;
}
.hero-badge .util-dot { background: var(--green); }
.hero h1 {
  font-size: clamp(2.4rem, 6.2vw, 4.6rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.98;
  margin-bottom: 1.25rem;
}
.hero h1 em { font-style: normal; color: var(--amber); }
.hero p.lead { margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2rem; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 1.25rem 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.hero-trust li {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-2);
}
.hero-trust svg { width: 16px; height: 16px; color: var(--amber-ink); flex: none; }

/* hero media */
.hero-media { position: relative; }
.hero-frame {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--sh-3);
}
.hero-frame img { width: 100%; aspect-ratio: 4 / 3.2; object-fit: cover; filter: contrast(1.04) saturate(1.04); }
.hero-frame::after {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, var(--photo-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--photo-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.55;
  pointer-events: none;
}
/* technical corner ticks */
.hero-frame .tick { position: absolute; width: 14px; height: 14px; border: 1.5px solid var(--amber); z-index: 2; }
.tick.tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.tick.tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.tick.bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.tick.br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }

.hero-tag {
  position: absolute;
  left: 1.25rem; bottom: 1.25rem;
  z-index: 3;
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.6rem 0.9rem;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--r);
  box-shadow: var(--sh-2);
}
.hero-tag .mono { color: var(--text-3); }
.hero-tag strong { font-family: var(--f-display); color: var(--text); font-size: 0.9375rem; }

.hero-float {
  position: absolute;
  right: -0.75rem; top: 1.5rem;
  z-index: 3;
  padding: 0.75rem 1rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--r);
  box-shadow: var(--sh-3);
}
.hero-float .mono { color: var(--text-3); display: block; margin-bottom: 0.15rem; }
.hero-float strong { font-family: var(--f-display); font-size: 1.125rem; color: var(--text); }

/* stat strip */
.stats {
  position: relative;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--panel);
  box-shadow: var(--sh-2);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
}
.stat { padding: clamp(1.25rem, 2.5vw, 1.75rem); border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat-val {
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 3.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1;
  color: var(--text);
  display: flex; align-items: baseline; gap: 0.1rem;
}
.stat-val span { color: var(--amber-ink); font-size: 0.6em; }
.stat-lbl { font-family: var(--f-mono); font-size: 0.625rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); margin-top: 0.6rem; display: block; }

/* ============================ MARQUEE ============================ */
.marquee {
  background: var(--amber);
  padding: 0.9rem 0;
  overflow: hidden;
}
.marquee-track { display: flex; width: max-content; animation: marquee 38s linear infinite; will-change: transform; }
.marquee-track ul { display: flex; align-items: center; gap: 3rem; padding-right: 3rem; }
.marquee-track li {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(26, 11, 2, 0.9);
  white-space: nowrap;
}
.marquee-track li::before { content: ''; width: 5px; height: 5px; background: rgba(26, 11, 2, 0.55); border-radius: 1px; flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================ CARD BASE ============================ */
.card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
  transition: border-color var(--fast), background var(--fast), transform var(--fast) var(--ease), box-shadow var(--fast);
}
.card:hover {
  border-color: var(--line-2);
  background: var(--panel-2);
  transform: translateY(-4px);
  box-shadow: var(--sh-3);
}
/* corner tick on hover */
.card::before, .card::after {
  content: '';
  position: absolute;
  width: 12px; height: 12px;
  border: 1.5px solid var(--amber);
  opacity: 0;
  transition: opacity var(--fast);
  pointer-events: none;
  z-index: 2;
}
.card::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.card::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.card:hover::before, .card:hover::after { opacity: 1; }

/* ============================ SERVICES ============================ */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.service { padding: 1.75rem 1.6rem; display: flex; flex-direction: column; }
.service-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 1.25rem; }
.service-ico {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 1px solid var(--amber);
  background: var(--amber);
  border-radius: var(--r);
  color: var(--on-amber);
  transition: transform 0.4s var(--ease);
}
.service:hover .service-ico { transform: translateY(-3px) rotate(-4deg); }
.service-ico svg { width: 22px; height: 22px; }
.service-num { font-family: var(--f-mono); font-size: 0.6875rem; letter-spacing: 0.14em; color: var(--text-3); }
.service h3 { font-size: 1.1875rem; margin-bottom: 0.55rem; }
.service p { font-size: 0.875rem; color: var(--text-2); line-height: 1.65; margin-bottom: 1.25rem; }
.service-foot {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.service-rate { font-family: var(--f-mono); font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); }
.service-rate b { color: var(--amber-ink); font-weight: 600; }
.service-link { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.8125rem; font-weight: 600; color: var(--text); transition: color var(--fast); }
.service-link:hover { color: var(--amber-ink); }
.service-link svg { width: 14px; height: 14px; transition: transform var(--fast) var(--ease); }
.service-link:hover svg { transform: translateX(3px); }
.service--feature { border-color: var(--amber-line); background: linear-gradient(180deg, rgba(232, 89, 12, 0.06), var(--panel) 55%); }
.service-flag {
  position: absolute; top: 0; right: 1.6rem;
  transform: translateY(-50%);
  padding: 0.2rem 0.6rem;
  background: var(--amber); color: var(--on-amber);
  font-family: var(--f-mono); font-size: 0.5625rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  border-radius: 100px;
  z-index: 3;
}

/* ============================ WHY / SPLIT ============================ */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split-media { position: relative; }
.split-media .frame {
  position: relative; overflow: hidden;
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  box-shadow: var(--sh-3);
  background: var(--panel);
}
.split-media .frame img {
  width: 100%; aspect-ratio: 4 / 3.3; object-fit: cover;
  filter: contrast(1.04) saturate(1.04);
  transition: transform 1.1s var(--ease);
}
.split-media:hover .frame img { transform: scale(1.045); }
.split-media .frame::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(to right, var(--photo-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--photo-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
  pointer-events: none;
}
.media-badge {
  position: absolute; right: -0.75rem; bottom: -0.75rem;
  padding: 1.1rem 1.35rem;
  background: var(--amber); color: var(--on-amber);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-amber);
}
.media-badge b { font-family: var(--f-display); font-size: 1.9rem; font-weight: 900; line-height: 1; display: block; letter-spacing: -0.04em; }
.media-badge span { font-family: var(--f-mono); font-size: 0.5625rem; letter-spacing: 0.16em; text-transform: uppercase; }

.feature-list { display: grid; gap: 1rem; margin: 2rem 0 2.25rem; }
.feature-item { display: flex; gap: 1rem; }
.feature-ico {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center;
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--panel); color: var(--amber-ink);
  box-shadow: var(--sh-1);
  transition: border-color var(--fast), transform var(--fast) var(--ease);
}
.feature-item:hover .feature-ico { border-color: var(--amber-line); transform: translateY(-2px); }
.feature-ico svg { width: 19px; height: 19px; }
.feature-item h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.feature-item p { font-size: 0.875rem; color: var(--text-2); }

/* ============================ BLUEPRINT PANEL ============================ */
.bp-panel {
  position: relative;
  background: linear-gradient(160deg, #FFFFFF 0%, #F1F6FC 100%);
  border: 1px solid var(--blue-line);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-2);
}
.bp-panel::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, var(--blue-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--blue-line) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.6;
}
.bp-panel > * { position: relative; }
.bp-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--blue-line);
  background: rgba(255, 255, 255, 0.7);
}
.bp-head .mono { color: var(--cyan); }
.bp-title { font-family: var(--f-display); font-weight: 700; font-size: 0.9375rem; letter-spacing: -0.01em; color: var(--text); }
.bp-table { width: 100%; border-collapse: collapse; }
.bp-table th, .bp-table td {
  text-align: left;
  padding: 0.95rem 1.5rem;
  border-bottom: 1px solid var(--blue-line);
  font-size: 0.875rem;
  vertical-align: top;
}
.bp-table th {
  font-family: var(--f-mono);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 500;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.7);
}
.bp-table td:first-child { color: var(--text); font-weight: 600; }
.bp-table td { color: var(--text-2); }
.bp-table tr:last-child td { border-bottom: 0; }
.bp-table tbody tr { transition: background var(--fast); }
.bp-table tbody tr:hover { background: rgba(27, 95, 168, 0.05); }
.bp-note {
  padding: 0.9rem 1.5rem;
  border-top: 1px solid var(--blue-line);
  font-family: var(--f-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.7);
  display: flex; align-items: center; gap: 0.6rem;
}
.bp-note svg { color: var(--cyan); flex: none; }

/* ============================ EQUIPMENT ============================ */
.equip-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: center; }
.equip-media {
  position: relative; border: 1px solid var(--line-2);
  border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--sh-3);
  background: var(--panel);
}
.equip-media img {
  width: 100%; aspect-ratio: 4 / 3.1; object-fit: cover;
  transition: transform 1.1s var(--ease);
}
.equip-grid:hover .equip-media img { transform: scale(1.04); }
.equip-media::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(to right, var(--photo-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--photo-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.35;
}
.equip-list { display: grid; gap: 0.75rem; }
.equip-row {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--panel);
  box-shadow: var(--sh-1);
  transition: border-color var(--fast), background var(--fast), transform var(--fast) var(--ease), box-shadow var(--fast);
}
.equip-row:hover { border-color: var(--amber-line); background: var(--panel-2); transform: translateX(5px); box-shadow: var(--sh-2); }
.equip-row .mono { color: var(--amber-ink); flex: none; padding-top: 0.15rem; }
.equip-row h3 { font-size: 0.9375rem; margin-bottom: 0.2rem; color: var(--text); }
.equip-row p { font-size: 0.8125rem; color: var(--text-2); }

/* ============================ PROCESS ============================ */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; counter-reset: step; }
.step { position: relative; padding: 1.75rem 1.5rem; }
.step-num {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--amber-ink);
  display: flex; align-items: center; gap: 0.6rem;
  margin-bottom: 1.1rem;
}
.step-num::after { content: ''; height: 1.5px; flex: 1; background: var(--line-2); transform-origin: left; transition: background var(--fast); }
.step:hover .step-num::after { background: var(--amber); }
.step h3 { font-size: 1.0625rem; margin-bottom: 0.5rem; }
.step p { font-size: 0.875rem; color: var(--text-2); }

/* ============================ AREAS ============================ */
.areas-wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.area-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.area-chip {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: var(--panel);
  box-shadow: var(--sh-1);
  font-size: 0.8125rem;
  color: var(--text-2);
  transition: border-color var(--fast), color var(--fast), background var(--fast), transform var(--fast) var(--ease), box-shadow var(--fast);
}
.area-chip::before { content: ''; width: 4px; height: 4px; background: var(--text-3); border-radius: 50%; transition: background var(--fast), transform var(--fast); }
.area-chip:hover { border-color: var(--amber-line); color: var(--text); background: var(--amber-dim); transform: translateY(-2px); box-shadow: var(--sh-2); }
.area-chip:hover::before { background: var(--amber); transform: scale(1.4); }
.area-chip--all { border-color: var(--amber-line); color: var(--amber-ink); background: var(--amber-dim); font-weight: 600; }
.area-chip--all::before { background: var(--amber); }

/* ============================ REVIEWS ============================ */
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.review { padding: 1.75rem 1.6rem; display: flex; flex-direction: column; }
.stars { display: flex; gap: 2px; color: var(--amber); margin-bottom: 1rem; }
.stars svg { width: 15px; height: 15px; }
.review blockquote { font-size: 0.9375rem; color: var(--text); line-height: 1.7; margin-bottom: 1.5rem; }
.reviewer { display: flex; align-items: center; gap: 0.75rem; margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--line); }
.avatar {
  width: 40px; height: 40px; flex: none;
  display: grid; place-items: center;
  border-radius: var(--r);
  background: var(--amber-dim);
  border: 1px solid var(--amber-line);
  color: var(--amber-ink);
  font-family: var(--f-display); font-weight: 800; font-size: 0.8125rem;
}
.reviewer strong { display: block; font-size: 0.875rem; color: var(--text); }
.reviewer span { font-size: 0.75rem; color: var(--text-3); }

/* ============================ FAQ ============================ */
.faq { max-width: 800px; margin-inline: auto; display: grid; gap: 0.6rem; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--panel);
  box-shadow: var(--sh-1);
  overflow: hidden;
  transition: border-color var(--fast), box-shadow var(--fast);
}
.faq-item[open] { border-color: var(--amber-line); box-shadow: var(--sh-2); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.15rem 1.35rem;
  cursor: pointer;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text);
  list-style: none;
  transition: color var(--fast);
}
.faq-item summary:hover { color: var(--amber-ink); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  width: 12px; height: 12px; flex: none;
  border-right: 1.5px solid var(--amber);
  border-bottom: 1.5px solid var(--amber);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--fast) var(--ease);
}
.faq-item[open] summary::after { transform: rotate(225deg) translate(-2px, -2px); }
.faq-body { padding: 0 1.35rem 1.25rem; overflow: hidden; }
.faq-body p { font-size: 0.875rem; color: var(--text-2); line-height: 1.7; }

/* ============================ CTA ============================ */
.cta {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--r-lg);
  background:
    radial-gradient(70% 130% at 50% -16%, rgba(232, 89, 12, 0.42) 0%, rgba(232, 89, 12, 0.10) 45%, transparent 72%),
    linear-gradient(180deg, var(--blue-2) 0%, var(--blue) 100%);
  box-shadow: var(--sh-3);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  text-align: center;
  color: #FFFFFF;
}
.cta::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(to right, rgba(255,255,255,0.07) 1px, transparent 1px), linear-gradient(to bottom, rgba(255,255,255,0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(70% 100% at 50% 0%, #000, transparent 75%);
          mask-image: radial-gradient(70% 100% at 50% 0%, #000, transparent 75%);
}
.cta > * { position: relative; }
.cta h2 { font-size: clamp(1.9rem, 4.6vw, 3rem); margin-bottom: 0.9rem; color: #FFFFFF; }
.cta p { color: rgba(255, 255, 255, 0.7); max-width: 52ch; margin: 0 auto 2rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.cta .btn--ghost { --fg: #FFFFFF; border-color: rgba(255, 255, 255, 0.32); }
.cta .btn--ghost:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.6); color: #FFFFFF; }
.cta-meta { display: flex; flex-wrap: wrap; gap: 1.5rem; justify-content: center; margin-top: 2rem; }
.cta-meta li { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8125rem; color: rgba(255, 255, 255, 0.7); }
.cta-meta svg { width: 15px; height: 15px; color: var(--amber); }

/* ============================ PAGE HEADER ============================ */
.page-head {
  position: relative;
  padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
}
.page-head::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(to right, var(--grid) 1px, transparent 1px), linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(110% 120% at 20% 0%, #000, transparent 72%);
          mask-image: radial-gradient(110% 120% at 20% 0%, #000, transparent 72%);
}
.page-head > * { position: relative; }
.crumbs { display: flex; align-items: center; gap: 0.5rem; font-family: var(--f-mono); font-size: 0.625rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); margin-bottom: 1.25rem; }
.crumbs a:hover { color: var(--amber-ink); }
.crumbs span { color: var(--amber-ink); }
.page-head h1 { font-size: clamp(2rem, 5.2vw, 3.5rem); margin-bottom: 1rem; max-width: 20ch; }
.page-head p { max-width: 62ch; }

/* ============================ SERVICE DETAIL ============================ */
.svc {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.75rem, 4vw, 3.5rem);
  padding: clamp(2.25rem, 4.5vw, 3.25rem) 0;
  border-top: 1px solid var(--line);
  align-items: start;
  scroll-margin-top: 6rem;
}
.svc:first-of-type { border-top: 0; padding-top: 0; }
.svc-idx { font-family: var(--f-mono); font-size: 0.6875rem; letter-spacing: 0.16em; color: var(--amber-ink); }
.svc h2 { font-size: clamp(1.4rem, 2.7vw, 1.95rem); margin: 0.7rem 0 0.8rem; }
.svc p { font-size: 0.9375rem; color: var(--text-2); }
.svc-list { display: grid; gap: 0.6rem; margin: 1.25rem 0 1.6rem; }
.svc-list li { display: flex; gap: 0.6rem; font-size: 0.875rem; color: var(--text-2); }
.svc-list svg { width: 16px; height: 16px; color: var(--amber-ink); flex: none; margin-top: 0.28rem; }
.svc-side {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--panel);
  box-shadow: var(--sh-1);
}
.svc-side h3 { font-family: var(--f-mono); font-size: 0.625rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-3); font-weight: 500; margin-bottom: 1.1rem; }
.svc-side dl { display: grid; gap: 0.9rem; }
.svc-side dt { font-family: var(--f-mono); font-size: 0.5625rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); }
.svc-side dd { font-size: 0.875rem; color: var(--text); margin-top: 0.15rem; }

/* ============================ AREA GROUPS ============================ */
.area-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.area-group { padding: 1.6rem 1.5rem; }
.area-group h2 { font-size: 1.0625rem; margin-bottom: 0.3rem; color: var(--text); }
.area-group .mono { color: var(--text-3); display: block; margin-bottom: 1.1rem; }
.area-group ul { display: grid; gap: 0.45rem; }
.area-group li { font-size: 0.875rem; color: var(--text-2); display: flex; gap: 0.55rem; align-items: baseline; }
.area-group li::before { content: ''; width: 4px; height: 4px; background: var(--amber); border-radius: 1px; flex: none; transform: translateY(-2px); }

/* ============================ CONTACT ============================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
.contact-cards { display: grid; gap: 0.75rem; }
.contact-card {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--panel);
  box-shadow: var(--sh-1);
  transition: border-color var(--fast), background var(--fast), transform var(--fast) var(--ease), box-shadow var(--fast);
}
.contact-card:hover { border-color: var(--amber-line); background: var(--panel-2); transform: translateY(-2px); box-shadow: var(--sh-2); }
.contact-card .feature-ico { width: 42px; height: 42px; }
.contact-card strong { display: block; font-family: var(--f-display); font-size: 1rem; margin-bottom: 0.15rem; color: var(--text); }
.contact-card a, .contact-card span { font-size: 0.875rem; color: var(--text-2); }
.contact-card a:hover { color: var(--amber-ink); }
.contact-phone { font-size: 1.375rem !important; font-family: var(--f-display); font-weight: 800; color: var(--amber-ink) !important; letter-spacing: -0.02em; }

.form { display: grid; gap: 1rem; }
.field { display: grid; gap: 0.4rem; }
.field label { font-family: var(--f-mono); font-size: 0.625rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  background: var(--ink);
  border: 1px solid var(--line-2);
  border-radius: var(--r);
  color: var(--text);
  font: inherit;
  font-size: 0.9375rem;
  transition: border-color var(--fast), box-shadow var(--fast), background var(--fast);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-3); }
.field input:hover, .field select:hover, .field textarea:hover { border-color: rgba(11, 18, 32, 0.28); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--amber);
  background: var(--panel);
  box-shadow: 0 0 0 3px var(--amber-dim);
}
.field textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ============================ FOOTER ============================ */
.footer { background: var(--blue); border-top: 1px solid rgba(255,255,255,0.08); padding-top: clamp(3rem, 6vw, 4.5rem); color: rgba(255,255,255,0.7); }
.footer .logo-name { color: #FFFFFF; }
.footer .logo-sub { color: rgba(255, 255, 255, 0.45); }
.footer .logo-mark { background: rgba(232, 89, 12, 0.14); border-color: var(--amber); color: var(--amber); }
.footer .logo:hover .logo-mark { background: var(--amber); color: var(--on-amber); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2.5rem; padding-bottom: 3rem; }
.footer-brand p { font-size: 0.875rem; color: rgba(255, 255, 255, 0.6); margin: 1.1rem 0 1.25rem; max-width: 34ch; }
.footer h3 { font-family: var(--f-mono); font-size: 0.625rem; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(255, 255, 255, 0.45); margin-bottom: 1rem; font-weight: 500; }
.footer-links { display: grid; gap: 0.55rem; }
.footer-links a { font-size: 0.875rem; color: rgba(255, 255, 255, 0.68); transition: color var(--fast), transform var(--fast); display: inline-block; }
.footer-links a:hover { color: var(--amber); transform: translateX(3px); }
.footer-contact { display: grid; gap: 0.75rem; }
.footer-contact a, .footer-contact span { font-size: 0.875rem; color: rgba(255, 255, 255, 0.68); }
.footer-contact a:hover { color: var(--amber); }
.footer-phone { font-family: var(--f-display); font-size: 1.25rem !important; font-weight: 800; color: var(--amber) !important; letter-spacing: -0.02em; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.35rem 0 6.5rem;
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem;
  align-items: center; justify-content: space-between;
}
.footer-bottom p { font-size: 0.75rem; color: rgba(255, 255, 255, 0.45); }
.footer-bottom nav { display: flex; gap: 1.25rem; }
.footer-bottom a { font-size: 0.75rem; color: rgba(255, 255, 255, 0.5); transition: color var(--fast); }
.footer-bottom a:hover { color: var(--amber); }

/* ============================ STICKY CALL BAR ============================ */
.callbar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 70;
  display: none;
  gap: 0.6rem;
  padding: 0.7rem 0.9rem calc(0.7rem + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line-2);
  box-shadow: 0 -8px 24px -16px rgba(11, 18, 32, 0.4);
}
.callbar .btn { flex: 1; min-height: 50px; }
.callbar .btn--ghost { flex: 0 0 auto; }
/* keep the sticky bar compact when buttons go full-width on narrow screens */
.callbar .btn { width: auto; min-width: 0; }

/* ============================ REVEAL ============================
   Scoped to .js so content stays visible when JavaScript is unavailable. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease), filter 0.75s var(--ease);
}
.js [data-reveal="left"]  { transform: translateX(-32px); }
.js [data-reveal="right"] { transform: translateX(32px); }
.js [data-reveal="scale"] { transform: translateY(14px) scale(0.965); }
.js [data-reveal="blur"]  { transform: translateY(16px); filter: blur(12px); }
.js [data-reveal].is-in { opacity: 1; transform: none; filter: none; }

/* hero load choreography */
.js .hero-copy > *:not(h1) { animation: riseIn 0.85s var(--ease) both; }
.js .hero-copy > *:nth-child(1) { animation-delay: 0.05s; }
.js .hero-copy > *:nth-child(2) { animation-delay: 0.30s; }
.js .hero-copy > *:nth-child(3) { animation-delay: 0.40s; }
.js .hero-copy > *:nth-child(4) { animation-delay: 0.50s; }
.js .hero-copy > *:nth-child(5) { animation-delay: 0.60s; }
@keyframes riseIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }

/* split headline: masked word reveal */
.js .hero h1 .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: 0.14em; margin-bottom: -0.14em; }
.js .hero h1 .w > i {
  display: inline-block;
  font-style: inherit;
  transform: translateY(115%);
  animation: wordUp 0.95s var(--ease) forwards;
  animation-delay: calc(var(--i, 0) * 65ms + 140ms);
}
@keyframes wordUp { to { transform: translateY(0); } }

/* media entry */
.js .hero-frame img { animation: mediaIn 1.3s var(--ease) both; }
@keyframes mediaIn { from { opacity: 0; transform: scale(1.07); } to { opacity: 1; transform: none; } }

/* FAQ open/close is choreographed in JS (height + fade) */

/* ============================ RESPONSIVE ============================ */
@media (max-width: 1180px) {
  .header-phone { display: none; }
}

@media (max-width: 980px) {
  .nav { display: none; }
  .burger { display: grid; }
}

@media (max-width: 1080px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .reviews-grid { grid-template-columns: 1fr 1fr; }
  .area-groups { grid-template-columns: repeat(2, 1fr); }
  .areas-wrap { grid-template-columns: 1fr; }
  .equip-grid { grid-template-columns: 1fr; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { order: -1; }
  .hero-float { right: 0.75rem; }
}

@media (max-width: 900px) {
  .svc { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .util-right .util-hide { display: none; }
  .util-hide-sm { display: none; }
  .util-show-sm { display: inline; }
  .util-inner { font-size: 0.625rem; letter-spacing: 0.08em; }
  .header-inner { gap: 0.75rem; min-height: 64px; }
  .header.is-scrolled .header-inner { min-height: 58px; }
  .header-cta .btn { display: none; }
  .logo-sub { display: none; }
  .logo-name { font-size: 0.875rem; }
  .logo-mark { width: 38px; height: 38px; font-size: 0.9375rem; }
  .media-badge { right: 0.75rem; bottom: 0.75rem; }
  .hero-float { padding: 0.6rem 0.8rem; }
  .section { padding: clamp(3.25rem, 9vw, 4.5rem) 0; }
  .hero { padding-top: 2rem; }
  .services-grid, .reviews-grid, .steps, .area-groups { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
  .split { grid-template-columns: 1fr; }
  .split-media { order: -1; }
  .footer-grid { grid-template-columns: 1fr; }
  .callbar { display: flex; }
  .footer-bottom { padding-bottom: 6rem; }
  .bp-table th, .bp-table td { padding: 0.8rem 1rem; }
  .bp-table th:nth-child(3), .bp-table td:nth-child(3) { display: none; }
  .hero-frame img { aspect-ratio: 4 / 3; }
  .to-top { right: 1rem; bottom: calc(5.75rem + env(safe-area-inset-bottom)); width: 44px; height: 44px; }
}

@media (max-width: 420px) {
  .logo-sub { display: none; }
  .hero h1 { font-size: 2.1rem; }
  .btn { width: 100%; }
  .hero-actions, .cta-actions { flex-direction: column; }
}

/* mobile drawer */
.nav-panel {
  position: fixed; inset: 0; z-index: 80;
  background: var(--blue);
  background-image: radial-gradient(80% 50% at 90% 0%, rgba(232, 89, 12, 0.22), transparent 60%);
  color: #FFFFFF;
  display: flex; flex-direction: column;
  padding: 1.25rem var(--pad) 2rem;
  transform: translateY(-100%);
  transition: transform 0.45s var(--ease);
  visibility: hidden;
  overflow-y: auto;
}
.nav-panel[data-open="true"] { transform: none; visibility: visible; }
.nav-panel-top { display: flex; align-items: center; justify-content: space-between; min-height: 74px; margin-bottom: 2rem; }
.nav-panel .logo-name { color: #FFFFFF; }
.nav-panel .logo-mark { background: rgba(232, 89, 12, 0.16); border-color: var(--amber); color: var(--amber); }
.nav-panel-close { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, 0.24); border-radius: var(--r); font-size: 1.25rem; color: #FFFFFF; transition: background var(--fast), border-color var(--fast); }
.nav-panel-close:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.5); }
.nav-panel nav { display: grid; gap: 0.15rem; }
.nav-panel nav a {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex; align-items: center; justify-content: space-between;
  transition: color var(--fast), padding-left var(--fast) var(--ease);
}
.nav-panel nav a:hover { color: var(--amber); padding-left: 0.5rem; }
.nav-panel nav a span { font-family: var(--f-mono); font-size: 0.625rem; color: rgba(255, 255, 255, 0.4); }
.nav-panel-foot { margin-top: auto; display: grid; gap: 0.75rem; padding-top: 2rem; }
.nav-panel-foot .mono { color: rgba(255, 255, 255, 0.5); }

/* ============================ BACK TO TOP ============================ */
.to-top {
  position: fixed;
  right: 1.5rem; bottom: 1.5rem;
  z-index: 65;
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--sh-3);
  opacity: 0;
  transform: translateY(16px) scale(0.88);
  pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), background var(--fast), color var(--fast);
}
.to-top.is-on { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { background: var(--amber); color: var(--on-amber); }
.to-top svg { width: 18px; height: 18px; }

/* ============================ REDUCED MOTION ============================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; filter: none; }
  .js .hero-copy > *:not(h1) { opacity: 1; transform: none; }
  .js .hero h1 .w > i { transform: none; }
}