/* ============================================================
   NATCOM Solutions – Global Stylesheet
   Author: NCS Dev
   Version: 1.0
   ============================================================ */

/* ── 1. CSS Custom Properties ─────────────────────────────── */
:root {
  /* Brand palette */
  --clr-dark:   #1a2a4a;
  --clr-blue:   #1e4080;
  --clr-mid:    #2255a4;
  --clr-light:  #3a6fc4;
  --clr-sky:    #5b9bd5;
  --clr-pale:   #e8f0fb;
  --clr-white:  #ffffff;

  /* Neutrals */
  --clr-text:   #1a2a4a;
  --clr-muted:  #5a6a80;
  --clr-border: #d0dce8;
  --clr-bg:     #f7f9fc;

  /* Typography */
  --font-sans:    'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-heading: 'Poppins', 'Inter', ui-sans-serif, system-ui, sans-serif;

  /* Spacing */
  --section-py: 5rem;
  --container:  1200px;
  --gap:        1.5rem;

  /* Radius */
  --radius-sm:  0.375rem;
  --radius-md:  0.625rem;
  --radius-lg:  1rem;
  --radius-xl:  1.5rem;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(26,42,74,.08), 0 1px 2px rgba(26,42,74,.04);
  --shadow-md:  0 4px 12px rgba(26,42,74,.10), 0 2px 4px rgba(26,42,74,.06);
  --shadow-lg:  0 10px 30px rgba(26,42,74,.12), 0 4px 8px rgba(26,42,74,.06);
  --shadow-xl:  0 20px 50px rgba(26,42,74,.15), 0 8px 16px rgba(26,42,74,.08);

  /* Transitions */
  --ease: cubic-bezier(.4,0,.2,1);
  --dur:  0.25s;
}

/* ── 2. Reset & Base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ── 3. Typography ────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { color: var(--clr-muted); line-height: 1.75; }

/* ── 4. Layout Utilities ──────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 768px)  { .container { padding-inline: 2rem; } }
@media (min-width: 1280px) { .container { padding-inline: 2.5rem; } }

.section-padding { padding-block: var(--section-py); }

.grid-2 { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: var(--gap); }

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.flex-center { display: flex; align-items: center; justify-content: center; }
.text-center { text-align: center; }

/* ── 5. Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: .9375rem;
  line-height: 1;
  border: 2px solid transparent;
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              transform var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--clr-blue);
  color: var(--clr-white);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background: var(--clr-mid);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,.4);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.7);
}

.btn-white {
  background: var(--clr-white);
  color: var(--clr-dark);
  box-shadow: var(--shadow-md);
}
.btn-white:hover {
  background: var(--clr-pale);
  box-shadow: var(--shadow-lg);
}

.btn-lg { padding: .9375rem 2.25rem; font-size: 1rem; }
.btn-sm { padding: .5rem 1.25rem; font-size: .875rem; }

/* ── 6. Badge ─────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  padding: .375rem 1rem;
  border-radius: 999px;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.badge-blue {
  background: var(--clr-pale);
  color: var(--clr-blue);
  border: 1px solid rgba(30,64,128,.15);
}
.badge-white {
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(4px);
}

/* ── 7. Cards ─────────────────────────────────────────────── */
.card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-sky);
  transform: translateY(-4px);
}

.card-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-mid));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}
.card-icon svg { width: 1.5rem; height: 1.5rem; color: white; fill: none; stroke: white; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ── 8. Section Headers ───────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}
.section-header .badge { margin-bottom: 1rem; }
.section-header h2 { margin-bottom: 1rem; }
.section-header p { font-size: 1.0625rem; }

/* ── 9. Navbar ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
.navbar.scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--clr-border), var(--shadow-sm);
}
.navbar.scrolled .nav-link { color: var(--clr-dark); }
.navbar.scrolled .nav-link:hover { color: var(--clr-blue); background: var(--clr-pale); }
.navbar.scrolled .nav-logo-img { filter: none; }
.navbar.scrolled .nav-hamburger { color: var(--clr-dark); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.nav-logo-img { height: 2.75rem; width: auto; transition: filter var(--dur) var(--ease); }

/* On hero (transparent navbar) invert logo to white */
.navbar:not(.scrolled) .nav-logo-img { filter: brightness(0) invert(1); }

.nav-links {
  display: none;
  align-items: center;
  gap: .25rem;
}
@media (min-width: 1024px) { .nav-links { display: flex; } }

.nav-link {
  padding: .5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  font-weight: 500;
  color: rgba(255,255,255,.9);
  transition: color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}
.nav-link:hover { color: white; background: rgba(255,255,255,.12); }
.nav-link.active { color: white; font-weight: 600; }
.navbar.scrolled .nav-link.active { color: var(--clr-blue); }

.nav-cta {
  display: none;
  margin-left: .75rem;
}
@media (min-width: 1024px) { .nav-cta { display: inline-flex; } }

.nav-hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: none;
  background: transparent;
  color: white;
  border-radius: var(--radius-sm);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.nav-hamburger:hover { background: rgba(255,255,255,.12); }
@media (min-width: 1024px) { .nav-hamburger { display: none; } }

/* Mobile drawer */
.nav-drawer {
  position: fixed;
  top: 0; right: 0;
  width: min(320px, 90vw);
  height: 100vh;
  background: var(--clr-white);
  z-index: 200;
  padding: 1.5rem;
  transform: translateX(100%);
  transition: transform .3s var(--ease);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
}
.nav-drawer.open { transform: translateX(0); }

.nav-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 199;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
}
.nav-drawer-overlay.open { opacity: 1; pointer-events: all; }

.nav-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: 1.5rem;
}
.nav-drawer-logo { height: 2.25rem; }
.nav-drawer-close {
  width: 2.25rem; height: 2.25rem;
  border: none; background: var(--clr-pale);
  border-radius: var(--radius-sm);
  color: var(--clr-dark);
  display: flex; align-items: center; justify-content: center;
}

.nav-drawer-links { display: flex; flex-direction: column; gap: .25rem; }
.nav-drawer-link {
  padding: .875rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-dark);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav-drawer-link:hover { background: var(--clr-pale); color: var(--clr-blue); }
.nav-drawer-link.active { background: var(--clr-pale); color: var(--clr-blue); font-weight: 600; }
.nav-drawer-cta { margin-top: 1.25rem; width: 100%; justify-content: center; }

/* ── 10. Footer ───────────────────────────────────────────── */
.footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.7);
  padding-block: 4rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 640px)  { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; } }

.footer-brand-logo { height: 2.5rem; filter: brightness(0) invert(1); margin-bottom: 1rem; }
.footer-brand-desc { font-size: .9375rem; line-height: 1.7; margin-bottom: 1.5rem; }

.footer-socials { display: flex; gap: .625rem; }
.footer-social {
  width: 2.25rem; height: 2.25rem;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--dur) var(--ease);
}
.footer-social:hover { background: var(--clr-blue); }
.footer-social svg { width: 1.125rem; height: 1.125rem; fill: white; }

.footer-col-title {
  font-family: var(--font-heading);
  font-size: .8125rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 1.25rem;
}

.footer-links { display: flex; flex-direction: column; gap: .625rem; }
.footer-link {
  font-size: .9375rem;
  color: rgba(255,255,255,.6);
  transition: color var(--dur) var(--ease);
}
.footer-link:hover { color: var(--clr-sky); }

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: .125rem;
  margin-bottom: .875rem;
}
.footer-contact-item span:first-child {
  font-size: .8125rem;
  font-weight: 600;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.footer-contact-item span:last-child { font-size: .9375rem; color: rgba(255,255,255,.75); }

.footer-bottom {
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  flex-direction: column;
  gap: .75rem;
  align-items: center;
  text-align: center;
}
@media (min-width: 640px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}
.footer-copyright { font-size: .875rem; color: rgba(255,255,255,.45); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { font-size: .875rem; color: rgba(255,255,255,.45); transition: color var(--dur) var(--ease); }
.footer-legal a:hover { color: var(--clr-sky); }

/* ── 11. Hero ─────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-blue) 55%, var(--clr-mid) 100%);
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image:
    linear-gradient(rgba(255,255,255,.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.4) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-bg-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-bg-blob-1 { top: -15%; right: -10%; width: 600px; height: 600px; background: rgba(91,155,213,.12); }
.hero-bg-blob-2 { bottom: -15%; left: -10%; width: 500px; height: 500px; background: rgba(30,64,128,.15); }

.hero-inner {
  position: relative;
  z-index: 1;
  padding-block: 8rem 5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr 1fr; gap: 4rem; padding-block: 9rem 5rem; }
}

.hero-content { text-align: center; }
@media (min-width: 1024px) { .hero-content { text-align: left; } }

.hero-badge { margin-bottom: 1.5rem; }

.hero-title {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  font-weight: 800;
  color: white;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -.02em;
}
.hero-title-accent { color: var(--clr-sky); }
.hero-title-underline {
  position: relative;
  display: inline-block;
}
.hero-title-underline::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 3px;
  background: rgba(91,155,213,.5);
  border-radius: 999px;
}

.hero-desc {
  font-size: 1.125rem;
  color: rgba(255,255,255,.75);
  line-height: 1.75;
  max-width: 540px;
  margin-bottom: 2.25rem;
}
@media (min-width: 1024px) { .hero-desc { margin-inline: 0; } }
@media (max-width: 1023px) { .hero-desc { margin-inline: auto; } }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}
@media (min-width: 1024px) { .hero-actions { justify-content: flex-start; } }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,.12);
}
.hero-stat-value {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: white;
  display: block;
}
.hero-stat-label { font-size: .875rem; color: rgba(255,255,255,.55); margin-top: .25rem; }

/* Hero visual card */
.hero-visual { display: none; }
@media (min-width: 1024px) { .hero-visual { display: flex; justify-content: center; } }

.hero-card {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-xl);
  position: relative;
}
.hero-card-logo { width: 220px; margin-inline: auto; margin-bottom: 2rem; filter: brightness(0) invert(1); }
.hero-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.hero-card-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  padding: .875rem .5rem;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
}
.hero-card-item svg { width: 1.5rem; height: 1.5rem; stroke: var(--clr-sky); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.hero-card-item span { font-size: .8125rem; color: rgba(255,255,255,.7); font-weight: 500; }

.hero-float {
  position: absolute;
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-float-1 {
  top: -1.5rem; right: -1.5rem;
  width: 4.5rem; height: 4.5rem;
  background: rgba(91,155,213,.2);
}
.hero-float-1 svg { width: 2rem; height: 2rem; stroke: var(--clr-sky); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.hero-float-2 {
  bottom: -1rem; left: -1rem;
  width: 3.75rem; height: 3.75rem;
  background: rgba(255,255,255,.1);
}
.hero-float-2 svg { width: 1.75rem; height: 1.75rem; stroke: rgba(255,255,255,.7); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Hero wave */
.hero-wave {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  line-height: 0;
}
.hero-wave svg { width: 100%; height: auto; display: block; }

/* ── 12. Page Hero (inner pages) ──────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-blue) 100%);
  padding-block: 8rem 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image:
    linear-gradient(rgba(255,255,255,.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.4) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { color: white; margin-bottom: 1rem; }
.page-hero p { color: rgba(255,255,255,.7); font-size: 1.125rem; max-width: 600px; margin-inline: auto; }
.page-hero-wave {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  line-height: 0;
}
.page-hero-wave svg { width: 100%; display: block; }

/* ── 13. About Section ────────────────────────────────────── */
.about-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 4rem;
}
@media (min-width: 1024px) { .about-intro { grid-template-columns: 1fr 1fr; gap: 5rem; } }

.about-intro-text h2 { margin-bottom: 1.25rem; }
.about-intro-text p { margin-bottom: 1rem; }

.about-values { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 640px) { .about-values { grid-template-columns: repeat(3, 1fr); } }

/* 2-column grid for Misión/Visión cards in index about preview */
.about-values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) { .about-values-grid { grid-template-columns: repeat(2, 1fr); } }

.about-value-card {
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  background: var(--clr-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.about-value-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.about-value-icon {
  width: 3rem; height: 3rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-mid));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.about-value-icon svg { width: 1.375rem; height: 1.375rem; stroke: white; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.about-value-card h3 { font-size: 1.125rem; margin-bottom: .625rem; }

.about-why {
  background: linear-gradient(135deg, var(--clr-pale) 0%, white 100%);
  border-radius: var(--radius-xl);
  padding: 3rem 2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 1024px) { .about-why { grid-template-columns: 1fr 1fr; padding: 4rem 3rem; } }

.about-why-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.about-why-stat {
  background: white;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.about-why-stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--clr-blue);
  display: block;
}
.about-why-stat-label { font-size: .875rem; color: var(--clr-muted); margin-top: .25rem; }

/* ── 14. Services Section ─────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px)  { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(4, 1fr); } }

.service-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-sky);
  transform: translateY(-4px);
}
.service-card-icon {
  width: 3.25rem; height: 3.25rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-mid));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.service-card-icon svg { width: 1.5rem; height: 1.5rem; stroke: white; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.service-card h3 { font-size: 1.0625rem; margin-bottom: .625rem; }
.service-card p { font-size: .9375rem; line-height: 1.65; }

/* ── 15. Team Section ─────────────────────────────────────── */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
@media (min-width: 640px)  { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .team-grid { grid-template-columns: repeat(3, 1fr); } }

.team-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.team-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

.team-avatar {
  width: 5rem; height: 5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-mid));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: white;
  letter-spacing: .02em;
}
.team-card h3 { font-size: 1.0625rem; margin-bottom: .375rem; }
.team-card-role {
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-blue);
  margin-bottom: .875rem;
}
.team-card p { font-size: .9375rem; line-height: 1.65; margin-bottom: 1.25rem; }

.team-card-links { display: flex; justify-content: center; gap: .625rem; }
.team-card-link {
  width: 2.25rem; height: 2.25rem;
  border-radius: var(--radius-sm);
  background: var(--clr-pale);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--dur) var(--ease);
}
.team-card-link:hover { background: var(--clr-blue); }
.team-card-link:hover svg { stroke: white; }
.team-card-link svg { width: 1rem; height: 1rem; stroke: var(--clr-blue); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: stroke var(--dur) var(--ease); }

/* ── 16. Contact Section ──────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 1024px) { .contact-layout { grid-template-columns: 2fr 3fr; gap: 4rem; } }

.contact-info-title { font-size: 1.25rem; margin-bottom: .625rem; }
.contact-info-desc { font-size: .9375rem; margin-bottom: 2rem; }

.contact-info-items { display: flex; flex-direction: column; gap: 1rem; }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.125rem 1.25rem;
  border-radius: var(--radius-md);
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.contact-info-icon {
  width: 2.5rem; height: 2.5rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--clr-blue), var(--clr-mid));
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-info-icon svg { width: 1.125rem; height: 1.125rem; stroke: white; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.contact-info-label { font-size: .8125rem; font-weight: 600; color: var(--clr-muted); text-transform: uppercase; letter-spacing: .05em; }
.contact-info-value { font-size: .9375rem; font-weight: 500; color: var(--clr-dark); margin-top: .125rem; }

/* Contact form card */
.contact-form-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}
@media (min-width: 640px) { .contact-form-card { padding: 3rem; } }

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }

.form-group { display: flex; flex-direction: column; gap: .5rem; margin-bottom: 1.25rem; }
.form-group:last-of-type { margin-bottom: 0; }

.form-label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-dark);
}
.form-label .req { color: #e53e3e; margin-left: .125rem; }

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: .9375rem;
  color: var(--clr-dark);
  background: var(--clr-white);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  outline: none;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--clr-blue);
  box-shadow: 0 0 0 3px rgba(30,64,128,.12);
}
.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: #e53e3e;
  box-shadow: 0 0 0 3px rgba(229,62,62,.1);
}

.form-textarea { resize: vertical; min-height: 130px; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235a6a80' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .875rem center; padding-right: 2.5rem; }

.form-error { font-size: .8125rem; color: #e53e3e; margin-top: .25rem; display: none; }
.form-error.visible { display: block; }

.form-submit { width: 100%; margin-top: 1.75rem; }

/* Alert messages */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: .9375rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  display: none;
  align-items: center;
  gap: .75rem;
}
.alert.visible { display: flex; }
.alert-success { background: #f0fff4; color: #276749; border: 1px solid #9ae6b4; }
.alert-error   { background: #fff5f5; color: #c53030; border: 1px solid #feb2b2; }
.alert svg { width: 1.25rem; height: 1.25rem; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ── 17. Home Services Preview ────────────────────────────── */
.services-preview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px)  { .services-preview-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-preview-grid { grid-template-columns: repeat(4, 1fr); } }

/* ── 18. CTA Banner ───────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-blue) 100%);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image:
    linear-gradient(rgba(255,255,255,.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.4) 1px, transparent 1px);
  background-size: 60px 60px;
}
.cta-banner-content { position: relative; z-index: 1; }
.cta-banner h2 { color: white; margin-bottom: 1rem; }
.cta-banner p { color: rgba(255,255,255,.75); font-size: 1.0625rem; max-width: 560px; margin-inline: auto; margin-bottom: 2rem; }
.cta-banner-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ── 19. Animations ───────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-in-up {
  animation: fadeInUp .6s var(--ease) both;
}
.delay-100 { animation-delay: .1s; }
.delay-200 { animation-delay: .2s; }
.delay-300 { animation-delay: .3s; }
.delay-400 { animation-delay: .4s; }

/* Intersection observer reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── 20. Utility classes ──────────────────────────────────── */
.mt-1 { margin-top: .25rem; }
.mt-2 { margin-top: .5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.gap-4 { gap: 1rem; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ── 21. Scrollbar ────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-pale); }
::-webkit-scrollbar-thumb { background: var(--clr-sky); border-radius: 999px; }

/* ── 22. Print ────────────────────────────────────────────── */
@media print {
  .navbar, .footer, .hero-wave, .page-hero-wave { display: none; }
  body { color: black; background: white; }
}