/* =============================================
   TRUE NORTH OBM — styles.css
   Color palette:
     Deep navy:    #0E1F2F
     Slate blue:   #3B4E5D
     Steel blue:   #657C8E
     Accent blue:  #729FBD
     Pale blue:    #B8D0E1
     Off-white:    #F0F1F5
   ============================================= */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #1a2a38;
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: #729FBD;
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: #B8D0E1;
}

/* ---- Layout ---- */
.container {
  width: 90%;
  max-width: 1080px;
  margin: 0 auto;
}

/* =============================================
   HEADER
   ============================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #0E1F2F;
  border-bottom: 1px solid #1e3347;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Logo lockup */
.logo-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  width: 46px;
  height: 46px;
  object-fit: contain;
  border-radius: 6px;
}

.logo-name {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: #F0F1F5;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.logo-sub {
  font-weight: 300;
  font-size: 0.78rem;
  color: #B8D0E1;
  letter-spacing: 0.02em;
}

/* Desktop nav */
.main-nav {
  display: flex;
  gap: 32px;
}

.main-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: #B8D0E1;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.main-nav a:hover {
  color: #ffffff;
}

/* Mobile toggle button */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #B8D0E1;
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
}

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  flex-direction: column;
  background-color: #0E1F2F;
  border-top: 1px solid #1e3347;
  padding: 12px 0;
}

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

.mobile-nav a {
  padding: 12px 5%;
  font-size: 0.95rem;
  font-weight: 500;
  color: #B8D0E1;
  border-bottom: 1px solid #1e3347;
}

.mobile-nav a:last-child {
  border-bottom: none;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  background-color: #0E1F2F;
  padding: 96px 0 104px;
  text-align: center;
}

.hero-inner {
  max-width: 760px;
}

.hero-logo {
  width: 90px;
  height: 90px;
  object-fit: contain;
  border-radius: 10px;
  margin: 0 auto 32px;
}

.hero-headline {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 600;
  color: #F0F1F5;
  line-height: 1.3;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.05rem;
  color: #B8D0E1;
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

/* Button */
.btn {
  display: inline-block;
  background-color: #729FBD;
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 14px 36px;
  border-radius: 4px;
  transition: background-color 0.2s, transform 0.1s;
  text-decoration: none;
}

.btn:hover {
  background-color: #5b8aaa;
  color: #ffffff;
  transform: translateY(-1px);
}

/* =============================================
   SERVICES
   ============================================= */
.services {
  padding: 96px 0;
  background-color: #F0F1F5;
}

.section-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #729FBD;
  margin-bottom: 48px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  background-color: #ffffff;
  border: 1px solid #dde6ee;
  border-radius: 8px;
  padding: 36px 32px;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.service-card:hover {
  box-shadow: 0 6px 24px rgba(14, 31, 47, 0.08);
  border-color: #B8D0E1;
}

.card-icon {
  width: 36px;
  height: 36px;
  color: #729FBD;
  margin-bottom: 20px;
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #0E1F2F;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: #3B4E5D;
  line-height: 1.75;
}

/* =============================================
   WHO I WORK WITH
   ============================================= */
.who {
  padding: 88px 0;
  background-color: #ffffff;
  border-top: 1px solid #dde6ee;
  border-bottom: 1px solid #dde6ee;
}

.who-inner {
  max-width: 680px;
}

.who-body {
  font-size: 1.15rem;
  color: #3B4E5D;
  line-height: 1.85;
}

/* =============================================
   ABOUT
   ============================================= */
.about {
  padding: 96px 0;
  background-color: #F0F1F5;
}

.about-inner {
  max-width: 680px;
}

.about-inner p {
  font-size: 1rem;
  color: #3B4E5D;
  line-height: 1.85;
}

/* =============================================
   CONTACT
   ============================================= */
.contact {
  padding: 96px 0;
  background-color: #0E1F2F;
  text-align: center;
}

.contact-inner {
  max-width: 560px;
}

.section-label.light {
  color: #B8D0E1;
}

.contact-intro {
  font-size: 1rem;
  color: #B8D0E1;
  margin-bottom: 40px;
  line-height: 1.75;
}

.contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #657C8E;
}

.contact-list a {
  font-size: 1.05rem;
  color: #F0F1F5;
  transition: color 0.2s;
}

.contact-list a:hover {
  color: #729FBD;
}

/* Contact form */
.contact-form {
  width: 100%;
  max-width: 520px;
  margin: 0 auto 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #657C8E;
}

.form-group input,
.form-group textarea {
  background-color: #162d42;
  border: 1px solid #2a4560;
  border-radius: 4px;
  color: #F0F1F5;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  padding: 12px 14px;
  width: 100%;
  transition: border-color 0.2s;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #4a6275;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #729FBD;
}

.btn-form {
  width: 100%;
  text-align: center;
  padding: 14px;
}

.contact-alt {
  font-size: 0.85rem;
  color: #657C8E;
  margin-top: 8px;
}

.contact-alt a {
  color: #B8D0E1;
}

.contact-alt a:hover {
  color: #ffffff;
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background-color: #07131e;
  padding: 32px 0;
  text-align: center;
  border-top: 1px solid #1e3347;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: #B8D0E1;
}

.footer-copy {
  font-size: 0.78rem;
  color: #657C8E;
}

/* =============================================
   RESPONSIVE — TABLET & MOBILE
   ============================================= */
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 72px 0 80px;
  }

  .hero-logo {
    width: 72px;
    height: 72px;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    padding: 28px 24px;
  }

  .services,
  .who,
  .about,
  .contact {
    padding: 72px 0;
  }
}

@media (max-width: 480px) {
  .logo-name {
    font-size: 0.85rem;
  }

  .logo-sub {
    font-size: 0.7rem;
  }

  .hero-headline {
    font-size: 1.65rem;
  }

  .hero-sub {
    font-size: 0.95rem;
  }
}