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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--color-tech-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* ─── Layout ─────────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

section { padding-block: var(--space-16); }

/* ─── Typography ─────────────────────────────────────────── */
h1 { font-size: var(--fs-h1); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: var(--fs-h2); font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
h3 { font-size: var(--fs-h3); font-weight: 600; line-height: 1.3; }
p { line-height: 1.7; }

.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.text-small { font-size: var(--fs-small); }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-body);
  border: 2px solid transparent;
  transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-vibrant-green);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-bright-lime);
  color: var(--color-deep-navy);
  text-decoration: none;
}

.btn-secondary {
  background: transparent;
  color: var(--color-tech-blue);
  border-color: var(--color-tech-blue);
}
.btn-secondary:hover {
  background: var(--color-tech-blue);
  color: #fff;
  text-decoration: none;
}

.btn-white {
  background: #fff;
  color: var(--color-deep-navy);
}
.btn-white:hover {
  background: var(--color-soft-white);
  text-decoration: none;
}

.btn-full { width: 100%; }

/* ─── Site Header / Nav ──────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: var(--space-8);
}

.site-logo { display: flex; align-items: center; flex-shrink: 0; }
.site-logo img { height: 36px; width: auto; }

.site-nav { display: flex; align-items: center; gap: var(--space-6); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-links a {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--color-tech-blue);
  background: var(--color-bg-subtle);
}

/* Services dropdown */
.nav-dropdown { position: relative; }

.nav-dropdown > a::after {
  content: ' ▾';
  font-size: 0.7em;
  opacity: 0.6;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  overflow: hidden;
  z-index: 200;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu { display: block; }

.dropdown-menu a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text);
  border-radius: 0;
}

.dropdown-menu a:hover {
  background: var(--color-bg-subtle);
  color: var(--color-tech-blue);
}

.nav-cta { display: flex; align-items: center; gap: var(--space-3); }

.nav-phone {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-tech-blue);
  white-space: nowrap;
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-2);
  color: var(--color-text);
}

.nav-toggle svg { width: 24px; height: 24px; }

/* ─── Mobile Nav ─────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-toggle { display: flex; align-items: center; }

  .site-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: var(--space-4) var(--space-6);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .site-nav.open { display: flex; }

  .nav-links { flex-direction: column; align-items: flex-start; width: 100%; }
  .nav-links a { width: 100%; }

  .nav-dropdown:hover .dropdown-menu { display: none; }
  .nav-dropdown.open .dropdown-menu {
    display: block;
    position: static;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-border);
    border-radius: 0;
    margin-left: var(--space-4);
  }

  .nav-cta { flex-direction: column; align-items: flex-start; width: 100%; padding-top: var(--space-2); }
}

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
  background: var(--color-deep-navy);
  color: var(--color-soft-white);
  padding-block: var(--space-24);
}

.hero h1 { color: #fff; margin-bottom: var(--space-6); }

.hero-subhead {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.8);
  max-width: 640px;
  margin-bottom: var(--space-12);
  line-height: 1.65;
}

.hero-ctas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  max-width: 860px;
  margin-bottom: var(--space-8);
}

@media (max-width: 640px) {
  .hero-ctas { grid-template-columns: 1fr; }
}

.hero-phone {
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.65);
  text-align: center;
  margin-top: var(--space-4);
}

.hero-phone a { color: rgba(255,255,255,0.9); font-weight: 600; }

/* ─── CTA Cards (spec §7) ────────────────────────────────── */
.cta-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.cta-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-tech-blue);
}

.cta-card h3 {
  font-size: 1.125rem;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.35;
}

.cta-card p {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  flex-grow: 1;
  line-height: 1.6;
}

.cta-card .btn { margin-top: auto; }

/* ─── Trust Strip ────────────────────────────────────────── */
.trust-strip {
  background: var(--color-bg-subtle);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trust-strip p {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  text-align: center;
}

/* ─── Services Grid ──────────────────────────────────────── */
.services-section { background: var(--color-bg); }

.section-header { margin-bottom: var(--space-12); text-align: center; }

.section-header h2 { margin-bottom: var(--space-4); }

.section-header p {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-tech-blue);
}

.service-card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-4);
  display: block;
}

.service-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.service-card p {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.service-card a {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-tech-blue);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

/* ─── Why Section ────────────────────────────────────────── */
.why-section { background: var(--color-bg-subtle); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-8);
}

.why-item {}

.why-item h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-3);
  color: var(--color-deep-navy);
}

.why-item p {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ─── CTA Band ───────────────────────────────────────────── */
.cta-band {
  background: var(--color-deep-navy);
  color: var(--color-soft-white);
  padding-block: var(--space-16);
  text-align: center;
}

.cta-band h2 { color: #fff; margin-bottom: var(--space-4); }

.cta-band p {
  color: rgba(255,255,255,0.75);
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  font-size: 1.0625rem;
}

.cta-band-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* ─── Blog / Insights ────────────────────────────────────── */
.insights-section { background: var(--color-bg); }

.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.insight-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.insight-card:hover { box-shadow: var(--shadow-md); }

.insight-card-body { padding: var(--space-6); }

.insight-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-tech-blue);
  margin-bottom: var(--space-3);
}

.insight-card h3 {
  font-size: 1rem;
  margin-bottom: var(--space-2);
  line-height: 1.4;
}

.insight-card h3 a { color: var(--color-text); }
.insight-card h3 a:hover { color: var(--color-tech-blue); }

.insight-card .date {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

/* ─── Page Hero (inner pages) ────────────────────────────── */
.page-hero {
  background: var(--color-deep-navy);
  color: var(--color-soft-white);
  padding-block: var(--space-16);
}

.page-hero h1 { color: #fff; margin-bottom: var(--space-4); }

.page-hero .lead {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  max-width: 640px;
  line-height: 1.65;
}

/* ─── Service Detail Pages ───────────────────────────────── */
.what-included { background: var(--color-bg-subtle); }

.included-list { margin-top: var(--space-8); }

.included-list li {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.included-list li:last-child { border-bottom: none; }

.included-icon { color: var(--color-vibrant-green); font-size: 1.25rem; flex-shrink: 0; margin-top: 2px; }

.included-list strong { display: block; font-weight: 600; margin-bottom: var(--space-1); }

.included-list p { font-size: var(--fs-small); color: var(--color-text-muted); }

.how-it-works { background: var(--color-bg); }

.steps { counter-reset: steps; display: grid; gap: var(--space-8); margin-top: var(--space-8); }

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

.step { position: relative; padding-top: var(--space-12); }

.step::before {
  counter-increment: steps;
  content: counter(steps);
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 48px;
  background: var(--color-tech-blue);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
}

.step h3 { margin-bottom: var(--space-2); }
.step p { font-size: var(--fs-small); color: var(--color-text-muted); }

/* FAQ */
.faq { background: var(--color-bg-subtle); }

.faq-list { margin-top: var(--space-8); display: grid; gap: var(--space-2); }

details {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

summary {
  padding: var(--space-5) var(--space-6);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::-webkit-details-marker { display: none; }

summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-tech-blue);
  transition: transform 0.2s;
}

details[open] summary::after { transform: rotate(45deg); }

.faq-answer { padding: 0 var(--space-6) var(--space-5); color: var(--color-text-muted); font-size: var(--fs-small); line-height: 1.7; }

/* ─── Contact Page ───────────────────────────────────────── */
.contact-layout {
  display: grid;
  gap: var(--space-12);
}

@media (min-width: 768px) { .contact-layout { grid-template-columns: 1fr 1fr; } }

.contact-info h3 { margin-bottom: var(--space-6); }

.contact-detail {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.contact-detail-icon { font-size: 1.25rem; flex-shrink: 0; color: var(--color-tech-blue); margin-top: 2px; }

.contact-detail strong { display: block; font-weight: 600; margin-bottom: var(--space-1); }
.contact-detail p, .contact-detail a { font-size: var(--fs-small); color: var(--color-text-muted); }

/* Contact Form */
.contact-form { display: grid; gap: var(--space-5); }

.form-group { display: flex; flex-direction: column; gap: var(--space-2); }

.form-group label {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--fs-small);
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-tech-blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.form-row { display: grid; gap: var(--space-4); }
@media (min-width: 480px) { .form-row { grid-template-columns: 1fr 1fr; } }

.form-status {
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  display: none;
}

.form-status.success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; display: block; }
.form-status.error   { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; display: block; }

/* ─── About ──────────────────────────────────────────────── */
.about-story, .about-beliefs, .about-team { }

.beliefs-grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-8);
}
@media (min-width: 640px) { .beliefs-grid { grid-template-columns: repeat(2, 1fr); } }

.belief {
  border-left: 3px solid var(--color-tech-blue);
  padding-left: var(--space-5);
}

.belief h3 { font-size: 1rem; margin-bottom: var(--space-2); }
.belief p { font-size: var(--fs-small); color: var(--color-text-muted); }

.team-placeholder {
  background: var(--color-bg-subtle);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-12);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}

/* ─── Blog ───────────────────────────────────────────────── */
.blog-index { }
.blog-empty { color: var(--color-text-muted); font-size: var(--fs-small); margin-top: var(--space-6); }

.blog-listing { display: grid; gap: var(--space-6); }

.blog-post-meta {
  display: flex;
  gap: var(--space-4);
  align-items: center;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

/* ─── Services Overview ──────────────────────────────────── */
.services-overview-grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 640px) { .services-overview-grid { grid-template-columns: repeat(2, 1fr); } }

.service-overview-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-overview-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-tech-blue); }

.service-overview-card .service-card-icon { font-size: 2.5rem; margin-bottom: var(--space-4); }
.service-overview-card h3 { margin-bottom: var(--space-3); }
.service-overview-card p { font-size: var(--fs-small); color: var(--color-text-muted); margin-bottom: var(--space-6); flex-grow: 1; }

/* ─── Privacy / Terms ────────────────────────────────────── */
.legal-content {
  padding-block: var(--space-16);
}

.legal-content h2 { margin-top: var(--space-12); margin-bottom: var(--space-4); font-size: 1.25rem; }
.legal-content h3 { margin-top: var(--space-8); margin-bottom: var(--space-3); font-size: 1.0625rem; }
.legal-content p { margin-bottom: var(--space-4); font-size: var(--fs-small); color: var(--color-text-muted); }
.legal-content ul { margin-bottom: var(--space-4); padding-left: var(--space-6); list-style: disc; }
.legal-content ul li { font-size: var(--fs-small); color: var(--color-text-muted); margin-bottom: var(--space-2); }

/* ─── Footer ─────────────────────────────────────────────── */
.site-footer {
  background: var(--color-deep-navy);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer-grid {
  display: grid;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

@media (min-width: 640px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }

.footer-brand .site-logo img { height: 32px; margin-bottom: var(--space-4); }
.footer-brand p { font-size: var(--fs-small); line-height: 1.7; }

.footer-brand .footer-contact { margin-top: var(--space-5); }
.footer-brand .footer-contact p { font-size: var(--fs-small); margin-bottom: var(--space-2); }
.footer-brand .footer-contact a { color: rgba(255,255,255,0.8); font-size: var(--fs-small); }
.footer-brand .footer-contact a:hover { color: #fff; text-decoration: none; }

.footer-nav h4, .footer-links h4 {
  font-size: var(--fs-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: var(--space-5);
}

.footer-nav ul, .footer-links ul { display: flex; flex-direction: column; gap: var(--space-3); }

.footer-nav a, .footer-links a {
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-nav a:hover, .footer-links a:hover { color: #fff; text-decoration: none; }

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
}

.social-link:hover {
  background: var(--color-tech-blue);
  color: #fff;
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-6);
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.4);
}

/* ─── Breadcrumbs ────────────────────────────────────────── */
.breadcrumbs {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }

.breadcrumbs li:not(:last-child)::after { content: '›'; margin-left: var(--space-2); opacity: 0.4; }

.breadcrumbs a { color: var(--color-text-muted); }
.breadcrumbs a:hover { color: var(--color-tech-blue); text-decoration: none; }

/* ─── Utilities ──────────────────────────────────────────── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

.mt-4  { margin-top: var(--space-4); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-8  { margin-bottom: var(--space-8); }