/* ── Screen-reader only ───────────────────────────────── */
.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;
}

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

:root {
  --blue-900: #0a1628;
  --blue-800: #0d2045;
  --blue-600: #1a4fa3;
  --blue-500: #2563eb;
  --blue-400: #3b82f6;
  --blue-100: #dbeafe;
  --teal:     #0d9488;
  --teal-lt:  #ccfbf1;
  --gold:     #d97706;
  --gold-lt:  #fef3c7;
  --gray-900: #111827;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --white:    #ffffff;
  --radius:   0.75rem;
  --shadow:   0 4px 24px rgba(0,0,0,.10);
  --shadow-lg:0 8px 40px rgba(0,0,0,.18);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Typography helpers ───────────────────────────────── */
.section-label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: .5rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; line-height: 1.15; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; line-height: 1.25; }
h3 { font-size: 1.2rem; font-weight: 700; }

.lead { font-size: 1.15rem; color: var(--gray-700); max-width: 56ch; }

/* ── Layout helpers ───────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
section { padding: 5rem 0; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.5rem; }

/* ── Buttons ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: none;
  transition: transform .15s, box-shadow .15s, background .15s;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-primary  { background: var(--blue-500); color: var(--white); }
.btn-primary:hover  { background: var(--blue-600); }
.btn-outline  { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.6); }
.btn-outline:hover  { background: rgba(255,255,255,.1); }
.btn-teal     { background: var(--teal); color: var(--white); }
.btn-teal:hover     { background: #0f766e; }

/* ── NAV ──────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10, 22, 40, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-weight: 800; font-size: 1.1rem; color: var(--white);
  display: flex; align-items: center; gap: .5rem;
}
.nav-logo span { color: var(--blue-400); }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  color: rgba(255,255,255,.75); font-size: .9rem; font-weight: 500;
  transition: color .15s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta { margin-left: 1rem; }

/* ── HERO ─────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--blue-900) 0%, #0f2d5a 55%, #112240 100%);
  display: flex; align-items: center;
  padding-top: 64px;
  position: relative; overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 65% 50%, rgba(37,99,235,.18) 0%, transparent 70%);
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
  position: relative;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(37,99,235,.2); color: var(--blue-400);
  border: 1px solid rgba(59,130,246,.4);
  padding: .35rem .85rem; border-radius: 99px;
  font-size: .8rem; font-weight: 600; letter-spacing: .06em;
  margin-bottom: 1.5rem;
}
.hero-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--blue-400); }
.hero-title { color: var(--white); margin-bottom: 1.5rem; }
.hero-title em { font-style: normal; color: var(--blue-400); }
.hero-lead { color: rgba(255,255,255,.75); max-width: 48ch; margin-bottom: 2.5rem; font-size: 1.1rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero-stats {
  display: flex; gap: 2rem; margin-top: 3rem;
  border-top: 1px solid rgba(255,255,255,.12); padding-top: 2rem;
}
.hero-stat-value { font-size: 1.75rem; font-weight: 800; color: var(--white); }
.hero-stat-label { font-size: .8rem; color: rgba(255,255,255,.55); }

/* Hero card */
.hero-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 1.25rem;
  padding: 2rem;
  backdrop-filter: blur(6px);
}
.audit-steps { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.audit-step {
  display: flex; align-items: flex-start; gap: 1rem;
  background: rgba(255,255,255,.04); border-radius: .75rem; padding: 1rem;
  border: 1px solid rgba(255,255,255,.08);
}
.step-icon {
  width: 36px; height: 36px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.audit-step-text strong { display: block; color: var(--white); font-size: .9rem; }
.audit-step-text span  { font-size: .8rem; color: rgba(255,255,255,.5); }
.card-badge {
  display: inline-flex; align-items: center; gap: .4rem;
  background: rgba(13,148,136,.2); color: #2dd4bf;
  border: 1px solid rgba(13,148,136,.4);
  padding: .3rem .75rem; border-radius: 99px;
  font-size: .75rem; font-weight: 600;
  margin-bottom: 1rem;
}

/* ── PROBLEM ──────────────────────────────────────────── */
#problem { background: var(--gray-100); }
.problem-intro { text-align: center; margin-bottom: 3rem; }
.problem-intro h2 { margin-bottom: 1rem; }
.problem-intro p { color: var(--gray-700); max-width: 60ch; margin: 0 auto; }

.pain-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.pain-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pain-icon { font-size: 2rem; margin-bottom: 1rem; }
.pain-card h3 { margin-bottom: .5rem; }
.pain-card p { color: var(--gray-700); font-size: .95rem; }

/* ── SERVICES ─────────────────────────────────────────── */
#services { background: var(--white); }
.services-header { text-align: center; margin-bottom: 3.5rem; }
.services-header h2 { margin-bottom: 1rem; }
.services-header p { color: var(--gray-700); max-width: 58ch; margin: 0 auto; }
.services-availability {
  display: inline-flex; align-items: center; gap: .5rem;
  margin-top: .75rem;
  font-size: .85rem; font-weight: 600;
  color: var(--teal);
}
.avail-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--teal);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.8); }
}

.service-cta {
  display: flex;
  width: 100%;
  text-align: center;
  justify-content: center;
  margin-top: 1.25rem;
  font-size: .9rem;
}
.btn-outline-dark {
  background: transparent;
  color: var(--blue-600);
  border: 2px solid var(--blue-400);
}
.btn-outline-dark:hover {
  background: var(--blue-100);
  border-color: var(--blue-600);
}

.service-card {
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 2rem;
  border: 2px solid transparent;
  transition: border-color .2s, box-shadow .2s, transform .2s;
  position: relative;
}
.service-card.featured {
  background: var(--blue-900);
  color: var(--white);
  border-color: var(--blue-500);
}
.service-card:not(.featured):hover {
  border-color: var(--blue-400);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.service-badge {
  display: inline-block;
  background: var(--blue-500); color: var(--white);
  font-size: .72rem; font-weight: 700; letter-spacing: .08em;
  padding: .2rem .65rem; border-radius: 99px;
  position: absolute; top: -10px; left: 1.5rem;
}
.service-icon { font-size: 2rem; margin-bottom: 1rem; }
.service-card h3 { margin-bottom: .75rem; }
.service-card.featured h3 { color: var(--white); }
.service-card p { font-size: .95rem; color: var(--gray-700); }
.service-card.featured p { color: rgba(255,255,255,.75); }
.service-list { margin-top: 1.25rem; list-style: none; }
.service-list li {
  padding: .3rem 0; font-size: .9rem; color: var(--gray-700);
  display: flex; align-items: flex-start; gap: .5rem;
}
.service-card.featured .service-list li { color: rgba(255,255,255,.8); }
.service-list li::before { content: '✓'; color: var(--teal); font-weight: 700; flex-shrink: 0; }
.service-price {
  margin-top: 1.5rem; padding-top: 1rem;
  border-top: 1px solid var(--gray-200);
  display: flex; align-items: baseline; gap: .4rem;
}
.service-card.featured .service-price { border-top-color: rgba(255,255,255,.15); }
.price-value { font-size: 1.5rem; font-weight: 800; }
.service-card.featured .price-value { color: var(--blue-400); }
.price-unit { font-size: .85rem; color: var(--gray-500); }
.service-card.featured .price-unit { color: rgba(255,255,255,.5); }

/* ── PROCESS ──────────────────────────────────────────── */
#process { background: var(--gray-100); }
#gap-detail { background: var(--white); }
#ai-readiness { background: var(--white); }
.process-header { text-align: center; margin-bottom: 3.5rem; }
.process-header h2 { margin-bottom: 1rem; }

.steps-track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
  position: relative;
}
.steps-track::before {
  content: '';
  position: absolute; top: 28px; left: 10%; right: 10%;
  height: 2px; background: var(--gray-200);
  z-index: 0;
}
.step-item { text-align: center; position: relative; z-index: 1; padding: 0 1rem; }
.step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--blue-500);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
  font-weight: 800; font-size: 1.1rem; color: var(--blue-500);
  box-shadow: 0 0 0 6px var(--gray-100);
}
.step-item h3 { font-size: 1rem; margin-bottom: .4rem; }
.step-item p { font-size: .875rem; color: var(--gray-700); }

/* ── ABOUT ────────────────────────────────────────────── */
#about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: center; }
.about-visual {
  background: linear-gradient(145deg, var(--blue-800), var(--blue-900));
  border-radius: 1.25rem;
  padding: 2.5rem;
  color: var(--white);
  box-shadow: var(--shadow-lg);
}
.about-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: rgba(37,99,235,.3);
  border: 3px solid var(--blue-400);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin-bottom: 1.25rem;
}
.about-avatar--photo {
  font-size: 2rem; font-weight: 800; color: var(--white);
  background: linear-gradient(135deg, var(--blue-600), var(--teal));
  border-color: var(--teal);
}
.about-visual h3 { font-size: 1.2rem; margin-bottom: .25rem; }
.about-visual .title-label { font-size: .85rem; color: rgba(255,255,255,.6); margin-bottom: 1.5rem; }
.about-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.about-tag {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 99px; padding: .25rem .75rem;
  font-size: .8rem; color: rgba(255,255,255,.85);
}
.about-content h2 { margin-bottom: 1.25rem; }
.about-content p { color: var(--gray-700); margin-bottom: 1rem; }
.about-credentials { margin-top: 1.75rem; display: flex; flex-direction: column; gap: .75rem; }
.cred-item {
  display: flex; align-items: flex-start; gap: .75rem;
  padding: 1rem; border-radius: var(--radius);
  background: var(--gray-100); border: 1px solid var(--gray-200);
}
.cred-icon { font-size: 1.25rem; flex-shrink: 0; }
.cred-item strong { display: block; font-size: .9rem; }
.cred-item span { font-size: .8rem; color: var(--gray-500); }

/* ── TESTIMONIALS ─────────────────────────────────────── */
#testimonials { background: var(--blue-900); color: var(--white); }
.testimonials-header { text-align: center; margin-bottom: 3rem; }
.testimonials-header h2 { color: var(--white); margin-bottom: .75rem; }
.testimonials-header p { color: rgba(255,255,255,.6); }

.testimonial-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 1.75rem;
}
.stars { color: var(--gold); font-size: 1rem; margin-bottom: 1rem; letter-spacing: .1em; }
.testimonial-card blockquote {
  font-size: .95rem; line-height: 1.7;
  color: rgba(255,255,255,.85);
  font-style: italic;
  margin-bottom: 1.25rem;
  quotes: "„" """ "‚" "'";
}
.testimonial-card blockquote::before { content: open-quote; }
.testimonial-card blockquote::after  { content: close-quote; }
.testimonial-author { display: flex; align-items: center; gap: .75rem; }
.author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(37,99,235,.4);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
.author-name { font-size: .9rem; font-weight: 600; }
.author-title { font-size: .8rem; color: rgba(255,255,255,.5); }

/* ── CONTACT ──────────────────────────────────────────── */
#contact { background: var(--gray-100); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 4rem; align-items: start; }
.contact-info h2 { margin-bottom: 1rem; }
.contact-info p { color: var(--gray-700); margin-bottom: 2rem; }
.contact-list { display: flex; flex-direction: column; gap: 1rem; }
.contact-item {
  display: flex; align-items: center; gap: .85rem;
  padding: .85rem 1rem; border-radius: var(--radius);
  background: var(--white); border: 1px solid var(--gray-200);
}
.contact-item-icon { font-size: 1.2rem; }
.contact-item span { font-size: .9rem; font-weight: 500; }

/* ── Form ──────────────────────────────────────────────── */
.contact-form {
  background: var(--white); border-radius: var(--radius);
  padding: 2.5rem; box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.contact-form h3 { margin-bottom: 1.75rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; display: flex; flex-direction: column; gap: .4rem; }
.form-group label { font-size: .875rem; font-weight: 600; color: var(--gray-700); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: .75rem 1rem;
  border: 1.5px solid var(--gray-200);
  border-radius: .5rem;
  font-size: .95rem;
  font-family: inherit;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color .15s, box-shadow .15s;
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.field-error { font-size: .8rem; color: #dc2626; margin-top: .25rem; display: block; }

.form-success {
  display: none;
  text-align: center; padding: 2rem;
  color: var(--teal);
}
.form-success .success-icon { font-size: 3rem; margin-bottom: .75rem; }
.form-success h4 { font-size: 1.1rem; margin-bottom: .4rem; }
.form-success p { font-size: .9rem; color: var(--gray-700); }
.form-privacy-notice { margin: -.25rem 0 1.25rem; font-size: .8rem; color: var(--gray-500); }
.form-privacy-notice a { color: var(--blue-600); text-decoration: underline; }

/* ── FOOTER ───────────────────────────────────────────── */
footer {
  background: var(--blue-900); color: rgba(255,255,255,.6);
  padding: 3rem 0 2rem;
}
.footer-inner {
  display: flex; flex-wrap: wrap;
  justify-content: space-between; align-items: center;
  gap: 1.5rem;
}
.footer-brand { font-weight: 700; font-size: 1rem; color: var(--white); }
.footer-brand span { color: var(--blue-400); }
.footer-tagline { font-size: .8rem; margin-top: .25rem; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { font-size: .85rem; transition: color .15s; }
.footer-links a:hover { color: var(--white); }
.footer-note { width: 100%; text-align: center; font-size: .8rem; margin-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.08); padding-top: 1.5rem; }

/* ── Sticky CTA bar ───────────────────────────────────── */
.sticky-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 99;
  background: var(--blue-800);
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 1rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  transform: translateY(100%);
  transition: transform .3s ease;
}
.sticky-bar.visible { transform: translateY(0); }
.sticky-bar-text { color: var(--white); font-size: .9rem; font-weight: 600; }
.sticky-bar-text span { color: rgba(255,255,255,.6); font-weight: 400; }

/* ── Hamburger (mobile) ───────────────────────────────── */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; }

/* ── RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .steps-track::before { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .footer-links { flex-wrap: wrap; gap: 1rem; }
}

@media (max-width: 640px) {
  section { padding: 3.5rem 0; }

  /* Nav */
  .nav-links {
    display: none; flex-direction: column;
    background: var(--blue-900);
    position: absolute; top: 64px; left: 0; right: 0;
    padding: 1.5rem; gap: 1rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }

  /* Hero */
  .hero-title { font-size: clamp(1.6rem, 7vw, 2.5rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-stats { flex-wrap: wrap; gap: 1rem; }
  .hero-stat-value { font-size: 1.4rem; }

  /* Grids */
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* Process */
  .steps-track { grid-template-columns: 1fr; gap: 1.5rem; }
  .step-item { display: flex; align-items: flex-start; gap: 1rem; text-align: left; }
  .step-num { margin: 0; flex-shrink: 0; }

  /* About */
  .about-grid { gap: 2rem; }

  /* Testimonials */
  .testimonials-header h2 { font-size: 1.5rem; }

  /* Contact */
  .contact-info { margin-bottom: 0; }

  /* Footer */
  .footer-links { flex-direction: column; gap: .75rem; }

  /* Sticky bar */
  .sticky-bar { flex-direction: column; text-align: center; padding: .85rem 1rem; }
}