/* theme.css — agency-style theme (first pass)
   Inspired by modern agency sites (hero, clean nav, strong CTAs, project cards)
*/
:root {
  --primary: #05183b;
  /* deep navy */
  --accent: #00a7ff;
  /* bright sky */
  --accent-2: #7c5cff;
  /* purple accent */
  --muted: #6b7280;
  --bg: #f7fbff;
  --card: #ffffff;
  --glass: rgba(255, 255, 255, 0.88);
  --footer-bg: #06122b;
  --footer-text: #ffffff;
  --footer-link: #ffffff;
  --nav-height: 76px;
  /* fixed navbar height used to offset page content */
  --site-max: 1200px;
}

/* Base */
* {
  box-sizing: border-box
}

html,
body {
  height: 100%
}

body {
  margin: 0;
  background: linear-gradient(180deg, var(--bg) 0%, #ffffff 60%);
  color: #07153a;
  font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  -webkit-font-smoothing: antialiased;
  /* prevent fixed navbar from covering top content */
  padding-top: var(--nav-height);
}

/* Layout container */
.container {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 0 20px
}

/* NAVBAR */
.custom-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  background: transparent;
  padding: 18px 0;
  transition: background .28s ease, box-shadow .28s ease;
  padding-left: 20px;
  padding-right: 20px
}

.custom-navbar .container-fluid {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 0
}

.custom-navbar .navbar-brand {
  display: flex;
  align-items: center
}

.custom-navbar .logo {
  height: 44px;
  transition: filter .2s
}

.custom-navbar .navbar-nav {
  gap: 18px
}

.custom-navbar .nav-link {
  color: #08203f;
  font-weight: 600;
  padding: 8px 12px
}

.custom-navbar .nav-link:hover {
  color: var(--accent)
}

.custom-navbar.scrolled {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 6px 30px rgba(4, 20, 40, 0.06);
  backdrop-filter: blur(6px)
}

.custom-navbar.nav-contrast {
  background: var(--primary);
}

.custom-navbar.nav-contrast .nav-link {
  color: #fff
}

.custom-navbar.nav-contrast .custom-btn {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.15)
}

.custom-navbar.nav-contrast .logo {
  filter: brightness(0) invert(1) saturate(120%)
}

.custom-navbar .navbar-toggler {
  border-color: rgba(255, 255, 255, 0.5);
}

.custom-navbar .navbar-toggler-icon {
  filter: brightness(0) invert(1);
}

.custom-navbar.scrolled .navbar-toggler {
  border-color: rgba(0, 0, 0, 0.1);
}

.custom-navbar.scrolled .navbar-toggler-icon {
  filter: brightness(0);
}

.custom-navbar.scrolled .nav-link {
  color: var(--primary)
}

/* Hero */
.about-hero,
.hero-hero,
header.tfx-hero {
  position: relative;
  padding: 110px 0
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 520px;
  gap: 40px;
  align-items: center
}

.hero-title {
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1.02;
  font-weight: 800;
  margin: 0;
  color: var(--primary)
}

.hero-subtitle {
  color: var(--muted);
  font-size: 1.05rem;
  margin-top: 14px
}

.hero-buttons {
  margin-top: 22px
}

.hero-buttons .btn {
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 700
}

/* Services */
.services-overview {
  padding: 80px 0
}

.overview-features.cards-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px
}

.feature-card {
  background: var(--card);
  padding: 32px;
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(8, 20, 40, 0.06);
  transition: transform .28s
}

.feature-card:hover {
  transform: translateY(-8px)
}

.feature-icon svg {
  width: 48px;
  height: 48px;
  color: var(--accent)
}

/* Process & expertise */
.process-section {
  padding: 60px 0
}

.process-step {
  display: flex;
  gap: 18px;
  align-items: flex-start
}

.step-number {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 800
}

/* Projects grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 60px 0
}

.project-card {
  border-radius: 12px;
  overflow: hidden;
  position: relative
}

.project-card img {
  width: 100%;
  height: 220px;
  object-fit: cover
}

.project-card .project-body {
  padding: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9))
}

/* Testimonials */
.testimonials {
  padding: 80px 0
}

.testimonial-card {
  background: linear-gradient(180deg, #fff, #fbfdff);
  padding: 26px;
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(4, 20, 40, 0.06)
}

/* Contact */
.tf-form-box {
  background: #fff;
  padding: 22px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(4, 20, 40, 0.04)
}

/* CTA bar */
.cta-band {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  color: #fff;
  padding: 34px 0;
  margin-top: 34px;
  border-radius: 12px
}

.cta-band .btn {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  border-radius: 999px
}

/* Footer */
.footer {
  background: var(--footer-bg);
  padding: 64px 0 0;
  color: var(--footer-text)
}

.footer a {
  color: var(--footer-link)
}

.footer .footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px
}

.footer .footer-logo img {
  height: 48px
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 20px;
  margin-top: 22px;
  color: var(--footer-text)
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr
  }

  .overview-features.cards-layout {
    grid-template-columns: 1fr
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr)
  }

  .footer .footer-content {
    grid-template-columns: 1fr 1fr
  }
}

@media (max-width:700px) {
  .custom-navbar {
    padding: 10px
  }

  .hero-title {
    font-size: 2rem
  }

  .project-card img {
    height: 180px
  }

  .footer .footer-content {
    grid-template-columns: 1fr
  }

  .projects-grid {
    grid-template-columns: 1fr
  }
}