@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

/* ===========================
   CSS VARIABLES
=========================== */
:root {
  --black: #0A1F5C;
  --navy: #0A1F5C;
  --navy-light: #1a3a8f;
  --navy-faint: #e8edf8;
  --sky: #38AADF;
  --sky-light: #6bc4ee;
  --sky-faint: #e6f5fc;
  --white: #FFFFFF;
  --gray-100: #f0f4fb;
  --gray-200: #d8e0f0;
  --gray-500: #6a7fa8;
  --gray-700: #2d4280;
  --transition: 0.3s ease;
}

/* ===========================
   RESET & BASE
=========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ===========================
   TYPOGRAPHY
=========================== */
.wordmark {
  font-family: 'Bebas Neue', sans-serif;
  letter-spacing: 0.04em;
}
.wordmark .grannan { color: var(--navy); }
.wordmark .ai { color: var(--sky); }

h1, h2, h3 {
  font-family: 'Bebas Neue', sans-serif;
  letter-spacing: 0.03em;
  line-height: 1.1;
}

h1 { font-size: clamp(3rem, 7vw, 6rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.7rem); }

p { font-weight: 300; font-size: 1.05rem; line-height: 1.75; color: var(--gray-700); }

.section-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 1rem;
}

/* ===========================
   LAYOUT
=========================== */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
}

section { padding: 6rem 0; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

/* ===========================
   NAVIGATION
=========================== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}
nav.scrolled { box-shadow: 0 2px 20px rgba(10,31,92,0.08); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.nav-logo .grannan { color: var(--navy); }
.nav-logo .ai { color: var(--sky); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-700);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--navy); }

.nav-cta {
  background: var(--navy);
  color: var(--white) !important;
  padding: 0.55rem 1.4rem;
  border-radius: 2px;
  transition: background var(--transition) !important;
}
.nav-cta:hover { background: var(--navy-light) !important; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--black);
  transition: var(--transition);
}

/* ===========================
   HERO
=========================== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 68px;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 80% 50%, rgba(56,170,223,0.12) 0%, transparent 70%),
    linear-gradient(180deg, var(--white) 0%, var(--navy-faint) 100%);
  pointer-events: none;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10,31,92,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,31,92,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.hero-rule {
  width: 48px; height: 3px;
  background: var(--sky);
  margin-bottom: 2rem;
}

.hero-content h1 {
  color: var(--navy);
  margin-bottom: 1.5rem;
}
.hero-content h1 .accent { color: var(--sky); }

.hero-tagline {
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--gray-700);
  max-width: 520px;
  margin-bottom: 2.5rem;
  letter-spacing: 0.01em;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-block;
  background: var(--sky);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem 2rem;
  border-radius: 2px;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover { background: var(--sky-light); transform: translateY(-1px); }

.btn-secondary {
  display: inline-block;
  border: 1.5px solid var(--navy);
  color: var(--navy);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem 2rem;
  border-radius: 2px;
  transition: background var(--transition), color var(--transition);
}
.btn-secondary:hover { background: var(--navy); color: var(--white); }

/* ===========================
   INTRO STRIP
=========================== */
#intro-strip {
  background: var(--navy);
  padding: 3.5rem 0;
}
.intro-strip-inner {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.intro-strip-text {
  flex: 1;
  min-width: 260px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: var(--white);
  letter-spacing: 0.04em;
  line-height: 1.3;
}
.intro-strip-text em { color: rgba(255,255,255,0.5); font-style: normal; }
.intro-strip-divider {
  width: 1px; height: 60px;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}
.intro-strip-sub {
  flex: 1;
  min-width: 260px;
  color: rgba(255,255,255,0.75);
  font-weight: 300;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===========================
   SERVICES
=========================== */
#services {
  background: var(--white);
}

.services-header {
  margin-bottom: 4rem;
  max-width: 540px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--gray-200);
  border: 1px solid var(--gray-200);
}

.service-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  position: relative;
  transition: background var(--transition);
}
.service-card:hover { background: var(--sky-faint); }

.service-number {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3rem;
  color: var(--gray-200);
  line-height: 1;
  margin-bottom: 1rem;
  transition: color var(--transition);
}
.service-card:hover .service-number { color: rgba(56,170,223,0.2); }

.service-card h3 {
  color: var(--sky);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ===========================
   HOW IT WORKS
=========================== */
#how {
  background: var(--gray-100);
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 4rem;
  position: relative;
}

.how-steps::before {
  content: '';
  position: absolute;
  top: 28px; left: 12.5%; right: 12.5%;
  height: 1px;
  background: var(--navy);
  opacity: 0.2;
  z-index: 0;
}

.step {
  padding: 0 1.5rem;
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-dot {
  width: 56px; height: 56px;
  background: var(--sky);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.4rem;
  color: var(--white);
  letter-spacing: 0.05em;
}

.step h3 {
  font-size: 1.1rem;
  color: var(--black);
  margin-bottom: 0.5rem;
}
.step p { font-size: 0.875rem; }

/* ===========================
   WHY GRANNAN AI
=========================== */
#why {
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.why-left h2 { margin-bottom: 1.5rem; }
.why-left p { margin-bottom: 1.5rem; }

.why-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.why-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.why-check {
  width: 20px; height: 20px;
  flex-shrink: 0;
  background: var(--sky);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.why-check::after {
  content: '';
  width: 8px; height: 5px;
  border-left: 1.5px solid white;
  border-bottom: 1.5px solid white;
  transform: rotate(-45deg) translateY(-1px);
  display: block;
}

.why-list li span {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--gray-700);
  line-height: 1.6;
}

.why-stat-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--gray-200);
}

.stat-box {
  background: var(--navy);
  padding: 2.5rem 2rem;
  text-align: center;
}

.stat-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3rem;
  color: var(--sky);
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
}

/* ===========================
   CTA SECTION
=========================== */
#cta {
  background: var(--navy);
  padding: 7rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 80% at 50% 100%, rgba(255,255,255,0.04) 0%, transparent 60%);
}

.cta-content { position: relative; z-index: 1; }

#cta h2 {
  color: var(--white);
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1rem;
}
#cta p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  max-width: 480px;
  margin: 0 auto 2.5rem;
}

.btn-white {
  display: inline-block;
  background: var(--white);
  color: var(--navy);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  border-radius: 2px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

/* ===========================
   CONTACT
=========================== */
#contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}

.contact-info h2 { margin-bottom: 1rem; }
.contact-info p { margin-bottom: 2rem; }

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 1.5rem;
}
.contact-detail strong {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sky);
}

.contact-rule {
  width: 100%; height: 2px;
  background: var(--sky);
  margin-bottom: 2rem;
}

.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }

.field { display: flex; flex-direction: column; gap: 0.4rem; }

.field label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sky);
}

.field input, .field textarea, .field select {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--black);
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: 2px;
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
  width: 100%;
  appearance: none;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--sky);
  background: var(--white);
}
.field textarea { resize: vertical; min-height: 120px; }

.form-submit {
  background: var(--navy);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1rem 2rem;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--transition);
  align-self: flex-start;
}
.form-submit:hover { background: var(--navy-light); }

/* ===========================
   FOOTER
=========================== */
footer {
  background: var(--black);
  color: rgba(255,255,255,0.5);
  padding: 3rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
}
.footer-logo .grannan { color: var(--white); }
.footer-logo .ai { color: var(--sky); }

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.footer-links a {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--white); }

.footer-copy { font-size: 0.8rem; }

/* ===========================
   PAGE: SERVICES
=========================== */
.page-hero {
  padding: 140px 0 80px;
  background: var(--navy-faint);
  border-bottom: 2px solid var(--sky);
}
.page-hero h1 { color: var(--navy); margin-bottom: 1rem; }
.page-hero p { font-size: 1.1rem; max-width: 580px; }

.services-full {
  padding: 5rem 0;
}
.service-full-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2.5rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--gray-200);
  align-items: start;
}
.service-full-card:last-child { border-bottom: none; }
.service-full-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 4rem;
  color: var(--gray-200);
  line-height: 1;
}
.service-full-body h3 { color: var(--sky); margin-bottom: 0.75rem; font-size: 1.5rem; }
.service-full-body p { margin-bottom: 1rem; }
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}
.service-tag {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sky);
  background: var(--sky-faint);
  border: 1px solid rgba(56,170,223,0.3);
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
}

/* ===========================
   PAGE: ABOUT
=========================== */
.about-intro { padding: 5rem 0; }
.about-values {
  background: var(--navy);
  padding: 5rem 0;
}
.about-values h2 { color: var(--white); margin-bottom: 3rem; }
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.value-card {
  border-top: 2px solid rgba(56,170,223,0.4);
  padding-top: 1.5rem;
}
.value-card h3 { color: var(--white); margin-bottom: 0.75rem; }
.value-card p { color: rgba(255,255,255,0.65); font-size: 0.9rem; }

/* ===========================
   MOBILE NAV OVERLAY
=========================== */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 99;
  padding: 100px 2rem 2rem;
  flex-direction: column;
  gap: 2rem;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.5rem;
  letter-spacing: 0.05em;
  color: var(--black);
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 1rem;
}
.mobile-nav a.cta { color: var(--navy); }
.mobile-close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  background: none; border: none;
  font-size: 1.5rem; cursor: pointer;
  color: var(--black);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .how-steps { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .how-steps::before { display: none; }
  .why-grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .how-steps { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .why-stat-block { grid-template-columns: 1fr; }
  .intro-strip-inner { flex-direction: column; gap: 1.5rem; }
  .intro-strip-divider { width: 60px; height: 1px; }
  .service-full-card { grid-template-columns: 1fr; gap: 1rem; }
}