/* ===========================
   PROJECT PAC — Main Stylesheet
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Outfit:wght@300;400;500;600&display=swap');

:root {
  --navy: #060F1E;
  --navy-2: #0B1A2F;
  --navy-3: #112240;
  --teal: #4EC9B0;
  --teal-dim: #2A7A6A;
  --gold: #D4A843;
  --gold-dim: #8A6B25;
  --white: #F0F4FA;
  --white-dim: #8DA0BC;
  --white-faint: #1E3050;
  --border: rgba(78, 201, 176, 0.15);
  --border-strong: rgba(78, 201, 176, 0.3);
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Outfit', sans-serif;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ---- GRID BACKGROUND ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(78,201,176,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,201,176,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.container--narrow { max-width: 820px; margin: 0 auto; padding: 0 2rem; }

/* ---- NAV ---- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition);
}
nav.scrolled {
  background: rgba(6, 15, 30, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
}
.logo-img {
  height: 48px;
  width: auto;
  border-radius: 6px;
  display: block;
  object-fit: contain;
  background: #fff;
  padding: 3px 8px;
}
.logo-img--footer {
  height: 52px;
  margin-bottom: 0.75rem;
}


  font-size: 1.35rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1;
}
.logo-pac span { color: var(--teal); }
.logo-tagline {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--white-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-left: 1px solid var(--border-strong);
  padding-left: 0.5rem;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--white-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--teal); }
.nav-cta {
  background: transparent;
  border: 1px solid var(--teal);
  color: var(--teal) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 2px;
}
.nav-cta:hover { background: rgba(78,201,176,0.1) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 0.25rem; }
.hamburger span { display: block; width: 24px; height: 1.5px; background: var(--white); transition: var(--transition); }

/* ---- HERO ---- */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 6rem;
  overflow: hidden;
}
.hero-diagonal {
  position: absolute;
  top: 0; right: -200px;
  width: 55%;
  height: 100%;
  background: linear-gradient(135deg, transparent 40%, rgba(78,201,176,0.04) 40%);
  pointer-events: none;
}
.hero-line {
  position: absolute;
  top: 50%; right: 0;
  width: 40%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--teal-dim));
  transform: rotate(-8deg) translateY(-50%);
  opacity: 0.4;
}
.hero-content { position: relative; z-index: 1; max-width: 760px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.2s forwards;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px; height: 1px;
  background: var(--teal);
}
h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.4s forwards;
}
h1 em {
  font-style: italic;
  color: var(--teal);
}
.hero-sub {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--white-dim);
  max-width: 540px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.8s 0.6s forwards;
}
.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s 0.8s forwards;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: var(--teal);
  color: var(--navy);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: 2px;
}
.btn-primary:hover { background: #5FD8BF; transform: translateY(-2px); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid rgba(240,244,250,0.25);
  cursor: pointer;
  transition: var(--transition);
  border-radius: 2px;
}
.btn-secondary:hover { border-color: var(--white); transform: translateY(-2px); }

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
  opacity: 0;
  animation: fadeUp 0.8s 1s forwards;
}
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.hero-stat-num span { color: var(--teal); }
.hero-stat-label {
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--white-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---- SECTION HEADINGS ---- */
section { position: relative; z-index: 1; }

.section-header { margin-bottom: 4rem; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px; height: 1px;
  background: var(--teal);
}
h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h2 em { font-style: italic; color: var(--teal); }
.section-desc {
  margin-top: 1rem;
  font-size: 1rem;
  color: var(--white-dim);
  max-width: 560px;
  line-height: 1.8;
}

/* ---- SERVICES ---- */
#services { padding: 8rem 0; }

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5px;
  background: var(--border);
}
.service-card {
  background: var(--navy-2);
  padding: 2.5rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 0;
  background: var(--teal);
  transition: height 0.4s ease;
}
.service-card:hover::before,
.service-card.active::before { height: 100%; }
.service-card:hover { background: var(--navy-3); }
.service-card.active { background: var(--navy-3); }

.service-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--white-faint);
  line-height: 1;
  margin-bottom: 1rem;
  transition: color var(--transition);
}
.service-card:hover .service-num,
.service-card.active .service-num { color: var(--teal-dim); }
.service-icon {
  width: 40px; height: 40px;
  margin-bottom: 1.25rem;
  color: var(--teal);
}
h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}
.service-summary {
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.service-items {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}
.service-card.active .service-items { max-height: 400px; }
.service-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--white-dim);
  padding: 0.6rem 0;
  border-top: 1px solid var(--border);
  line-height: 1.5;
}
.service-item::before {
  content: '→';
  color: var(--teal);
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.service-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 1.25rem;
}
.toggle-icon {
  width: 20px; height: 20px;
  border: 1px solid var(--teal);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  transition: transform var(--transition);
}
.service-card.active .toggle-icon { transform: rotate(45deg); }

/* Full-width service card (5th) */
.service-card--wide {
  grid-column: 1 / -1;
}

/* ---- WHY US ---- */
#why { padding: 8rem 0; background: var(--navy-2); }

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.why-text h2 { margin-bottom: 1.5rem; }
.why-text p {
  color: var(--white-dim);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 1.25rem;
}
.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}
.cred-badge {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: 1px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.why-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.pillar {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  transition: var(--transition);
}
.pillar:hover { border-color: var(--teal); background: rgba(78,201,176,0.04); }
.pillar-icon {
  width: 32px; height: 32px;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.pillar h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}
.pillar p {
  font-size: 0.82rem;
  color: var(--white-dim);
  line-height: 1.6;
}

/* ---- PROCESS ---- */
#process { padding: 8rem 0; }

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  margin-top: 3rem;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(to right, var(--teal), var(--gold));
  opacity: 0.4;
}
.process-step { text-align: center; padding: 0 1.5rem; position: relative; }
.step-dot {
  width: 56px; height: 56px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  background: var(--navy);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--teal);
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.process-step:hover .step-dot { background: var(--teal); color: var(--navy); border-color: var(--teal); }
.step-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.step-desc { font-size: 0.83rem; color: var(--white-dim); line-height: 1.6; }

/* ---- TOOLS ---- */
#tools { padding: 5rem 0; background: var(--navy-2); border-top: 1px solid var(--border); }

.tools-label {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--white-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.tools-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.tool-tag {
  padding: 0.45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 1px;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--white-dim);
  letter-spacing: 0.05em;
  transition: var(--transition);
}
.tool-tag:hover { border-color: var(--teal); color: var(--teal); }

/* ---- CONTACT ---- */
#contact { padding: 8rem 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
}
.contact-info h2 { margin-bottom: 1.5rem; }
.contact-info p {
  color: var(--white-dim);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 2rem;
}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--white-dim);
}
.contact-detail svg { color: var(--teal); flex-shrink: 0; margin-top: 2px; }

.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--navy-2);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.75rem 1rem;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  outline: none;
  transition: border-color var(--transition);
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--teal); }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--navy-2); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }

/* ---- FOOTER ---- */
footer {
  background: var(--navy-2);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p {
  font-size: 0.85rem;
  color: var(--white-dim);
  line-height: 1.8;
  margin-top: 0.75rem;
  max-width: 240px;
}
.footer-col h5 {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.6rem; }
.footer-col ul li a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--white-dim);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--teal); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--white-dim);
}

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ---- MOBILE NAV ---- */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--navy);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--teal); }
.mobile-close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  font-family: var(--font-body);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card--wide { grid-column: auto; }

  .why-grid { grid-template-columns: 1fr; gap: 3rem; }

  .process-steps { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .process-steps::before { display: none; }

  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }

  .hero-stats { gap: 2rem; flex-wrap: wrap; }
}

@media (max-width: 600px) {
  .container { padding: 0 1.25rem; }
  #hero { padding-top: 7rem; }
  .hero-stats { flex-direction: column; gap: 1.5rem; }
  .process-steps { grid-template-columns: 1fr; }
  .why-pillars { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}