/* ============================================================
   PROFESSIONAL TECHNOLOGY · PRO TEC V2
   Design system — schematic / HUD aesthetic
   Tokens sourced from Pro Tec Logo V2 brand book
   ============================================================ */

:root {
  /* ── Color tokens (from brand book) ───────────────────────── */
  --pt-ink:        #120605;
  --pt-oxblood:    #2B0B09;
  --pt-rust:       #6B1410;
  --pt-ember:      #A82418;
  --pt-amber:      #F2A13A;
  --pt-amber-hi:   #FFB547;
  --pt-cyan:       #5FD6FF;
  --pt-cyan-hi:    #A9EBFF;
  --pt-cyan-dim:   #2A89A8;
  --pt-bone:       #F4EEE6;
  --pt-bone-dim:   #C9BFB1;
  --pt-bone-low:   #8C8275;
  --pt-line:       rgba(255, 181, 71, 0.28);
  --pt-line-soft:  rgba(255, 181, 71, 0.12);
  --pt-grid:       rgba(95, 214, 255, 0.08);

  /* ── Surfaces ─────────────────────────────────────────────── */
  --surface-dark:  radial-gradient(ellipse at 30% 40%, #5A100C 0%, #2B0B09 60%, #120605 100%);
  --surface-deep:  radial-gradient(ellipse at 50% 30%, #2B0B09 0%, #120605 60%, #0B0303 100%);
  --surface-light: #F4EEE6;
  --surface-bone:  #FAF6F0;

  /* ── Typography ───────────────────────────────────────────── */
  --font-display: "Orbitron", "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    "JetBrains Mono", "SF Mono", Menlo, monospace;

  /* ── Layout ───────────────────────────────────────────────── */
  --max-width:    1280px;
  --gutter:       24px;
  --section-pad:  112px;

  /* ── Motion ───────────────────────────────────────────────── */
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:      cubic-bezier(0.7, 0, 0.84, 0);
}

/* ── Reset ─────────────────────────────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--pt-ink);
  color: var(--pt-bone);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ──────────────────────────────────────────────────────────── */
/* TYPOGRAPHY                                                    */
/* ──────────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem);   letter-spacing: 0.04em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); letter-spacing: 0.03em; }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem);   letter-spacing: 0.04em; }
h4 { font-size: 1rem; letter-spacing: 0.06em; }
p  { font-size: 1rem; max-width: 65ch; }

.label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--pt-amber);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.label::before { content: "—"; color: var(--pt-amber); }
.section.light .label { color: var(--pt-ember); }
.section.light .label::before { color: var(--pt-ember); }

.mono {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--pt-amber);
  padding: 6px 12px;
  border: 1px solid var(--pt-amber);
  border-radius: 1px;
}
.section.light .kicker { color: var(--pt-ember); border-color: var(--pt-ember); }

.diamond {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--pt-amber);
  transform: rotate(45deg);
  margin: 0 10px;
  vertical-align: middle;
}

/* ──────────────────────────────────────────────────────────── */
/* WORDMARK (brand book lockup typography)                       */
/* ──────────────────────────────────────────────────────────── */
.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.04em;
  display: flex;
  flex-direction: column;
  text-transform: uppercase;
}
.wordmark__top {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  letter-spacing: 0.18em;
  color: var(--pt-bone);
}
.wordmark__bottom {
  display: flex;
  align-items: baseline;
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  letter-spacing: 0.04em;
}
.wordmark__bottom .accent { color: var(--pt-amber); }
.wordmark__bottom .rest   { color: var(--pt-bone); }

/* Standard-line: "THE STANDARD IN SAFETY · SECURITY · SMART TECHNOLOGY" */
.standard-line {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  flex-wrap: wrap;
}
.standard-line__dash {
  display: inline-block; width: 26px; height: 1px; background: var(--pt-amber);
}
.standard-line__dash--small {
  display: inline-block; width: 14px; height: 1px; background: var(--pt-amber); opacity: 0.7;
}
.standard-line__title { color: var(--pt-amber); font-weight: 600; }
.standard-line__items {
  display: flex; align-items: center; gap: 10px; color: var(--pt-bone-dim); flex-wrap: wrap;
}
.standard-line__items .accent { color: var(--pt-amber); }

/* ──────────────────────────────────────────────────────────── */
/* LAYOUT                                                        */
/* ──────────────────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: var(--section-pad) 0;
  position: relative;
}
.section.light    { background: var(--surface-light); color: var(--pt-ink); }
.section.bone     { background: var(--surface-bone); color: var(--pt-ink); }
.section.dark     { background: var(--surface-dark); color: var(--pt-bone); }
.section.deep     { background: var(--surface-deep); color: var(--pt-bone); }
.section.tight    { padding: 56px 0; }

@media (max-width: 720px) {
  :root { --section-pad: 72px; --gutter: 20px; }
}

/* Blueprint grid texture (for dark sections) */
.section.dark::before,
.section.deep::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--pt-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--pt-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}
.section > .container { position: relative; z-index: 1; }

/* Corner brackets for hero/feature sections */
.brackets::after {
  content: "";
  position: absolute;
  inset: 32px;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--pt-amber) 24px, transparent 24px),
    linear-gradient(to bottom, var(--pt-amber) 24px, transparent 24px),
    linear-gradient(to left, var(--pt-amber) 24px, transparent 24px),
    linear-gradient(to top, var(--pt-amber) 24px, transparent 24px);
  background-size: 24px 1.5px, 1.5px 24px, 24px 1.5px, 1.5px 24px;
  background-position: top left, top left, top right, top right;
  background-repeat: no-repeat;
  opacity: 0.6;
}
.brackets {
  position: relative;
}
.brackets > * { position: relative; z-index: 1; }

/* ──────────────────────────────────────────────────────────── */
/* HEADER / NAVIGATION                                           */
/* ──────────────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(18, 6, 5, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(242, 161, 58, 0.15);
  transition: background 0.3s var(--ease-out);
}
.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-header__logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.site-header__logo img {
  height: 42px;
  width: 42px;
}
.site-header__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  color: var(--pt-bone);
  line-height: 1.05;
  white-space: nowrap;
  display: flex;
  flex-direction: column;
}
.site-header__logo-text .accent-T { color: var(--pt-amber); }
@media (max-width: 480px) {
  .site-header__logo-text { font-size: 0.78rem; }
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--pt-bone-dim);
  padding: 10px 14px;
  border-radius: 1px;
  transition: color 0.2s, background 0.2s;
}
.site-nav a:hover,
.site-nav a.active { color: var(--pt-amber); }
.site-nav a.cta {
  color: var(--pt-ink);
  background: var(--pt-amber);
  margin-left: 12px;
  padding: 10px 18px;
  border: 1px solid var(--pt-amber);
}
.site-nav a.cta:hover {
  background: var(--pt-amber-hi);
  border-color: var(--pt-amber-hi);
  color: var(--pt-ink);
}

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  position: relative;
  z-index: 102;
}
.nav-toggle span {
  position: absolute;
  left: 8px; right: 8px;
  height: 2px;
  background: var(--pt-bone);
  transition: transform 0.3s var(--ease-out), opacity 0.2s;
}
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 24px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(5px) rotate(45deg); background: var(--pt-amber); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); background: var(--pt-amber); }

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: fixed;
    inset: 0;
    background: var(--surface-deep);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0;
    transform: translateY(-100%);
    transition: transform 0.5s var(--ease-out);
  }
  .site-nav.open { transform: translateY(0); }
  .site-nav a {
    font-size: 1.2rem;
    padding: 18px;
    letter-spacing: 0.18em;
  }
  .site-nav a.cta {
    margin-top: 16px;
    margin-left: 0;
  }
}

/* ──────────────────────────────────────────────────────────── */
/* HERO                                                          */
/* ──────────────────────────────────────────────────────────── */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--surface-dark);
  padding-top: 80px;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--pt-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--pt-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.hero__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 60px var(--gutter);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (max-width: 880px) {
  .hero__container {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px var(--gutter);
  }
}

.hero__kicker { margin-bottom: 24px; }
.hero__title { margin-bottom: 24px; }
.hero__title .accent { color: var(--pt-amber); }
.hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  font-weight: 400;
  color: var(--pt-bone-dim);
  line-height: 1.55;
  max-width: 56ch;
  margin-bottom: 32px;
  text-transform: none;
  letter-spacing: 0;
}
.hero__tagline {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  color: var(--pt-amber);
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.hero__tagline .diamond {
  background: var(--pt-amber);
  margin: 0 6px;
}
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero__visual img {
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 20px 60px rgba(242, 161, 58, 0.18));
  animation: float 8s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* ──────────────────────────────────────────────────────────── */
/* BUTTONS                                                       */
/* ──────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 16px 28px;
  border-radius: 1px;
  border: 1.5px solid transparent;
  transition: all 0.25s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.btn--primary { background: var(--pt-amber); color: var(--pt-ink); border-color: var(--pt-amber); }
.btn--primary:hover {
  background: var(--pt-amber-hi);
  border-color: var(--pt-amber-hi);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(242, 161, 58, 0.3);
}
.btn--ghost { color: var(--pt-bone); border-color: var(--pt-amber); background: transparent; }
.btn--ghost:hover { background: var(--pt-amber); color: var(--pt-ink); transform: translateY(-2px); }
.btn::after {
  content: "→";
  font-family: var(--font-body);
  font-size: 1rem;
  letter-spacing: 0;
  transition: transform 0.25s var(--ease-out);
}
.btn:hover::after { transform: translateX(4px); }

/* ──────────────────────────────────────────────────────────── */
/* CREDENTIAL STRIP                                              */
/* ──────────────────────────────────────────────────────────── */
.creds {
  background: var(--pt-ink);
  padding: 24px 0;
  border-top: 1px solid rgba(242, 161, 58, 0.2);
  border-bottom: 1px solid rgba(242, 161, 58, 0.2);
}
.creds__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.cred {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--pt-amber);
  text-transform: uppercase;
  padding: 8px 16px;
  border: 1px solid rgba(242, 161, 58, 0.4);
  border-radius: 1px;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
a.cred:hover {
  background: rgba(242, 161, 58, 0.08);
  border-color: var(--pt-amber);
  color: var(--pt-amber-hi);
  cursor: pointer;
}

/* ──────────────────────────────────────────────────────────── */
/* DISCIPLINE GRID                                               */
/* ──────────────────────────────────────────────────────────── */
.disciplines {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid rgba(242, 161, 58, 0.2);
  border-left: 1px solid rgba(242, 161, 58, 0.2);
}
.discipline {
  padding: 40px 32px;
  border-right: 1px solid rgba(242, 161, 58, 0.2);
  border-bottom: 1px solid rgba(242, 161, 58, 0.2);
  position: relative;
  transition: background 0.3s, transform 0.3s var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.discipline:hover { background: rgba(242, 161, 58, 0.06); }
.discipline__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  color: var(--pt-amber);
  margin-bottom: 8px;
}
.discipline h3 { font-size: 1.5rem; margin-bottom: 4px; }
.discipline__tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-style: italic;
  letter-spacing: 0;
  text-transform: none;
  color: var(--pt-amber);
  margin-bottom: 8px;
}
.discipline p { font-size: 0.95rem; flex: 1; }
.discipline__link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--pt-amber);
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.2s;
}
.discipline__link:hover { gap: 14px; color: var(--pt-amber-hi); }

/* ──────────────────────────────────────────────────────────── */
/* SPLIT GRID                                                    */
/* ──────────────────────────────────────────────────────────── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 48px;
}
@media (max-width: 720px) { .split { grid-template-columns: 1fr; } }
.split__col {
  padding: 48px 40px;
  border: 1px solid rgba(43, 11, 9, 0.12);
}
.section.dark .split__col,
.section.deep .split__col { border-color: rgba(242, 161, 58, 0.18); }
.split__col + .split__col { border-left: none; }
@media (max-width: 720px) {
  .split__col + .split__col { border-left: 1px solid rgba(43, 11, 9, 0.12); border-top: none; }
}
.split__col h3 { margin-bottom: 24px; color: var(--pt-amber); }
.split__col ul { list-style: none; }
.split__col li {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
}
.split__col li::before {
  content: "◆";
  color: var(--pt-amber);
  margin-right: 12px;
  font-size: 0.7rem;
}

/* ──────────────────────────────────────────────────────────── */
/* DIFFERENTIATORS                                               */
/* ──────────────────────────────────────────────────────────── */
.diffs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 48px;
}
@media (max-width: 880px) { .diffs { grid-template-columns: 1fr; } }
.diff { padding: 48px 36px; position: relative; }
.diff:not(:last-child) { border-right: 1px solid rgba(242, 161, 58, 0.2); }
@media (max-width: 880px) {
  .diff:not(:last-child) { border-right: none; border-bottom: 1px solid rgba(242, 161, 58, 0.2); }
}
.diff__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  color: var(--pt-amber);
  margin-bottom: 16px;
  display: block;
}
.diff h3 {
  font-size: 1.25rem;
  color: var(--pt-amber);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.diff p { font-size: 0.95rem; color: var(--pt-bone-dim); }

/* ──────────────────────────────────────────────────────────── */
/* TESTIMONIALS                                                  */
/* ──────────────────────────────────────────────────────────── */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid rgba(242, 161, 58, 0.2);
  border-left: 1px solid rgba(242, 161, 58, 0.2);
}
.testimonial {
  position: relative;
  padding: 40px 32px;
  border-right: 1px solid rgba(242, 161, 58, 0.2);
  border-bottom: 1px solid rgba(242, 161, 58, 0.2);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.testimonial::before {
  content: "\201C";
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: rgba(242, 161, 58, 0.18);
  font-weight: 700;
}
.testimonial__quote {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--pt-bone);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0;
  flex: 1;
  position: relative;
  z-index: 1;
}
.testimonial__attr {
  display: flex; flex-direction: column; gap: 4px;
  padding-top: 16px;
  border-top: 1px solid rgba(242, 161, 58, 0.15);
}
.testimonial__attr-name {
  font-family: var(--font-display);
  font-size: 0.95rem; font-weight: 700;
  letter-spacing: 0.06em; color: var(--pt-amber); text-transform: uppercase;
}
.testimonial__attr-role {
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.18em;
  color: var(--pt-bone-dim); text-transform: uppercase;
}
.testimonial__chip {
  display: inline-block; align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--pt-amber);
  padding: 4px 10px; border: 1px solid rgba(242, 161, 58, 0.5);
  margin-bottom: 4px;
}

/* ──────────────────────────────────────────────────────────── */
/* PROJECT CARDS                                                 */
/* ──────────────────────────────────────────────────────────── */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 48px;
}
.project {
  background: var(--pt-ink);
  border: 1px solid rgba(242, 161, 58, 0.18);
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), border-color 0.3s;
  display: flex; flex-direction: column;
}
.project:hover { transform: translateY(-4px); border-color: var(--pt-amber); }
.project__photo {
  aspect-ratio: 16 / 10;
  background: var(--surface-dark);
  position: relative;
  overflow: hidden;
}
.project__photo::before {
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    45deg, transparent, transparent 8px,
    rgba(242, 161, 58, 0.06) 8px, rgba(242, 161, 58, 0.06) 16px
  );
}
.project__photo::after {
  content: "PHOTO PENDING";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.32em;
  color: var(--pt-amber);
}
.project__photo img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 1;
}
.project__body {
  padding: 24px;
  display: flex; flex-direction: column;
  gap: 12px; flex: 1;
}
.project__chip {
  display: inline-block; align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--pt-amber);
  padding: 4px 10px; border: 1px solid var(--pt-amber);
}
.project h3 { font-size: 1.1rem; letter-spacing: 0.04em; }
.project p { font-size: 0.9rem; color: var(--pt-bone-dim); flex: 1; }
.project__meta {
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.22em;
  color: var(--pt-amber);
  margin-top: 8px; padding-top: 12px;
  border-top: 1px solid rgba(242, 161, 58, 0.15);
}

/* ──────────────────────────────────────────────────────────── */
/* SERVICE PAGE — DEEP SECTIONS                                  */
/* ──────────────────────────────────────────────────────────── */
.service-block {
  padding: var(--section-pad) 0;
  border-bottom: 1px solid rgba(242, 161, 58, 0.15);
}
.service-block:last-child { border-bottom: none; }
.service-block__head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  margin-bottom: 48px;
  align-items: end;
}
@media (max-width: 880px) {
  .service-block__head { grid-template-columns: 1fr; gap: 24px; }
}
.service-block__num {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 7rem);
  font-weight: 700;
  color: var(--pt-amber);
  line-height: 0.85;
  letter-spacing: -0.02em;
}
.service-block__num small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  color: var(--pt-bone-low);
  margin-top: 12px;
  font-weight: 400;
}
.service-block__title h2 {
  margin-bottom: 24px;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}
.service-block__title p {
  font-size: 1.05rem;
  color: var(--pt-bone-dim);
}
.service-stats { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.service-stats .cred { background: rgba(242, 161, 58, 0.05); }
.service-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid rgba(242, 161, 58, 0.18);
  border-left: 1px solid rgba(242, 161, 58, 0.18);
}
.feature {
  padding: 32px 28px;
  border-right: 1px solid rgba(242, 161, 58, 0.18);
  border-bottom: 1px solid rgba(242, 161, 58, 0.18);
}
.feature h4 { color: var(--pt-amber); font-size: 0.95rem; letter-spacing: 0.06em; margin-bottom: 12px; }
.feature p { font-size: 0.9rem; color: var(--pt-bone-dim); }
.equipment {
  margin-top: 48px;
  padding: 32px;
  background: rgba(242, 161, 58, 0.04);
  border-left: 3px solid var(--pt-amber);
}
.equipment .label { margin-bottom: 16px; }
.equipment p {
  font-family: var(--font-mono);
  font-size: 0.85rem; letter-spacing: 0.04em;
  line-height: 1.9; color: var(--pt-bone);
  max-width: none;
}

/* ──────────────────────────────────────────────────────────── */
/* FAQ ACCORDION                                                 */
/* ──────────────────────────────────────────────────────────── */
.faq {
  display: grid; gap: 0;
  margin-top: 48px;
  border-top: 1px solid rgba(242, 161, 58, 0.18);
}
.faq__item { border-bottom: 1px solid rgba(242, 161, 58, 0.18); }
.faq__item summary {
  padding: 24px 0;
  cursor: pointer;
  display: flex; align-items: center; gap: 16px;
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--pt-bone);
  text-transform: uppercase;
  list-style: none;
  position: relative;
  transition: color 0.2s;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-display);
  color: var(--pt-amber);
  font-size: 1.6rem; font-weight: 400;
  line-height: 0.6;
  transition: transform 0.25s var(--ease-out);
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item summary:hover { color: var(--pt-amber); }
.faq__item[open] summary { color: var(--pt-amber); }
.faq__answer {
  padding: 0 0 28px;
  color: var(--pt-bone-dim);
  font-size: 1rem; line-height: 1.6;
  max-width: 75ch;
}

/* ──────────────────────────────────────────────────────────── */
/* CONTACT FORM                                                  */
/* ──────────────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  margin-top: 48px;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }
.contact-info { display: flex; flex-direction: column; gap: 32px; }
.contact-info__item h4 {
  font-size: 0.75rem; color: var(--pt-amber);
  letter-spacing: 0.28em; margin-bottom: 8px;
}
.contact-info__item p,
.contact-info__item a {
  font-family: var(--font-body);
  font-size: 1.05rem; color: var(--pt-bone);
  text-transform: none; letter-spacing: 0;
}
.contact-info__item a {
  color: var(--pt-amber);
  text-decoration: underline;
  text-decoration-color: rgba(242, 161, 58, 0.3);
  text-underline-offset: 4px;
  transition: text-decoration-color 0.2s;
}
.contact-info__item a:hover { text-decoration-color: var(--pt-amber); }

.form { display: grid; gap: 20px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }
.form__field { display: flex; flex-direction: column; gap: 6px; }
.form__field label {
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--pt-amber);
}
.form__field input,
.form__field select,
.form__field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(242, 161, 58, 0.25);
  color: var(--pt-bone);
  border-radius: 1px;
  transition: border-color 0.2s, background 0.2s;
}
.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  outline: none;
  border-color: var(--pt-amber);
  background: rgba(242, 161, 58, 0.04);
}
.form__field textarea { resize: vertical; min-height: 120px; }
.form__field select option { background: var(--pt-ink); color: var(--pt-bone); }

/* ──────────────────────────────────────────────────────────── */
/* SERVICE AREA                                                  */
/* ──────────────────────────────────────────────────────────── */
.service-area {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  margin-top: 48px;
  align-items: stretch;
}
@media (max-width: 880px) { .service-area { grid-template-columns: 1fr; gap: 32px; } }
.service-area__map {
  position: relative;
  border: 1px solid rgba(242, 161, 58, 0.35);
  background: var(--pt-ink);
  min-height: 360px;
  overflow: hidden;
}
.service-area__map iframe {
  width: 100%; height: 100%;
  min-height: 360px; border: 0; display: block;
  filter: grayscale(0.2) contrast(1.05);
}
.service-area__list { display: flex; flex-direction: column; gap: 24px; }
.service-area__group { border-left: 2px solid var(--pt-amber); padding-left: 20px; }
.service-area__group h4 {
  color: var(--pt-amber);
  font-size: 0.8rem; letter-spacing: 0.22em;
  margin-bottom: 12px;
}
.service-area__cities { display: flex; flex-wrap: wrap; gap: 8px; }
.service-area__city {
  font-family: var(--font-mono);
  font-size: 0.78rem; letter-spacing: 0.08em;
  color: var(--pt-bone);
  padding: 6px 12px;
  border: 1px solid rgba(242, 161, 58, 0.25);
  border-radius: 1px;
  background: rgba(242, 161, 58, 0.04);
}

/* ──────────────────────────────────────────────────────────── */
/* FOOTER                                                        */
/* ──────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--pt-ink);
  padding: 64px 0 32px;
  border-top: 1px solid rgba(242, 161, 58, 0.2);
}
.site-footer__grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 64px;
}
@media (max-width: 720px) { .site-footer__grid { grid-template-columns: 1fr; gap: 40px; } }
.site-footer h4 {
  font-size: 0.75rem; color: var(--pt-amber);
  letter-spacing: 0.28em; margin-bottom: 20px;
}
.site-footer__brand img { height: 56px; width: 56px; margin-bottom: 16px; }
.site-footer__brand p {
  font-size: 0.9rem; color: var(--pt-bone-low); max-width: 36ch;
}
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a {
  font-family: var(--font-mono);
  font-size: 0.78rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--pt-bone-dim);
  transition: color 0.2s;
}
.site-footer ul a:hover { color: var(--pt-amber); }
.site-footer__bottom {
  max-width: var(--max-width);
  margin: 48px auto 0;
  padding: 24px var(--gutter) 0;
  border-top: 1px solid rgba(242, 161, 58, 0.15);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.22em;
  color: var(--pt-bone-low); text-transform: uppercase;
}

/* ──────────────────────────────────────────────────────────── */
/* PAGE HEADER (sub-pages)                                       */
/* ──────────────────────────────────────────────────────────── */
.page-head {
  padding: 160px 0 80px;
  background: var(--surface-dark);
  position: relative;
  overflow: hidden;
}
.page-head::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--pt-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--pt-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.page-head__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 1;
}
.page-head h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); margin: 16px 0 24px; }
.page-head p { font-size: 1.15rem; color: var(--pt-bone-dim); max-width: 60ch; }

/* ──────────────────────────────────────────────────────────── */
/* CTA SECTION                                                   */
/* ──────────────────────────────────────────────────────────── */
.cta-block { text-align: center; padding: 80px var(--gutter); }
.cta-block h2 { margin-bottom: 16px; color: var(--pt-amber); }
.cta-block p { font-size: 1.1rem; color: var(--pt-bone-dim); margin: 0 auto 32px; }
.cta-block__buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ──────────────────────────────────────────────────────────── */
/* SCROLL ANIMATIONS                                             */
/* ──────────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4 { transition-delay: 0.4s; }
.reveal.delay-5 { transition-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ──────────────────────────────────────────────────────────── */
/* UTILITIES                                                     */
/* ──────────────────────────────────────────────────────────── */
.text-amber { color: var(--pt-amber); }
.text-cyan  { color: var(--pt-cyan); }
.center     { text-align: center; }
.mt-32      { margin-top: 32px; }
.mt-48      { margin-top: 48px; }
.mt-64      { margin-top: 64px; }
.mb-16      { margin-bottom: 16px; }
.mb-24      { margin-bottom: 24px; }
.mb-32      { margin-bottom: 32px; }
.flex-center { display: flex; justify-content: center; align-items: center; }