/* ============================================
   Bedigital.pk — Layout CSS
   Grid, Sections, Responsive Breakpoints
   ============================================ */

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(246, 248, 251, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--mist);
  height: var(--nav-height);
}

body {
  padding-top: var(--nav-height);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--ink);
}

.nav__logo img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

.nav__logo span {
  color: var(--brand-blue);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.nav__link:hover,
.nav__link--active {
  opacity: 1;
  color: var(--brand-blue);
}

.nav__cta {
  margin-left: var(--space-md);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}

.nav__dropdown {
  position: relative;
}

.nav__link--dropdown {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  padding: var(--space-sm) 0;
  background-color: white;
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 110;
}

.nav__dropdown:hover .nav__dropdown-menu {
  display: block;
}

.nav__dropdown-link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
  color: var(--ink);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.nav__dropdown-link:hover {
  background-color: rgba(30, 115, 232, 0.06);
  color: var(--brand-blue);
}

.nav__dropdown-link i {
  width: 1.25rem;
  text-align: center;
  margin-right: 0.5rem;
  color: var(--brand-blue);
}

@media (max-width: 768px) {
  .nav__dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    padding: 0 0 0 var(--space-lg);
  }

  .nav__dropdown:hover .nav__dropdown-menu {
    display: none;
  }

  .nav__dropdown.nav__dropdown--open .nav__dropdown-menu {
    display: block;
  }
}

.nav__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--ink);
  border-radius: 2px;
  transition: transform var(--transition-base);
}

/* --- Sections --- */
.section {
  padding: var(--space-4xl) 0;
}

.section--dark {
  background-color: var(--navy-deep);
  color: white;
}

.section--dark .particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.section--dark > * {
  position: relative;
  z-index: 1;
}

.section--bg {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
}

.section--bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(14, 27, 46, 0.85), rgba(11, 18, 32, 0.9));
  z-index: 0;
}

.section--bg > * {
  position: relative;
  z-index: 1;
}

.section--dark h2,
.section--dark h3 {
  color: white;
}

.section--dark p {
  color: white;
  opacity: 0.8;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-3xl);
}

.section__header .section__divider {
  margin-left: auto;
  margin-right: auto;
}

.section__eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--brand-blue);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.section__divider {
  width: 48px;
  height: 4px;
  background-color: var(--brand-blue);
  border: none;
  margin: var(--space-md) 0;
}

/* --- Two-Column Layout (Alternating) --- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.split--reverse {
  direction: rtl;
}

.split--reverse > * {
  direction: ltr;
}

.split__content {
  max-width: 520px;
}

.split__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* --- Grid Layouts --- */
.grid {
  display: grid;
  gap: var(--space-xl);
}

.service-section .split {
  grid-template-columns: 1fr 1fr;
  align-items: start;
  column-gap: var(--space-3xl);
  row-gap: 0;
  grid-template-rows: auto;
}

.service-section .split__content {
  grid-column: 1;
  grid-row: 1;
}

.service-section .split__visual {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.service-section.split--reverse .split__content {
  grid-column: 2;
  grid-row: 1;
}

.service-section.split--reverse .split__visual {
  grid-column: 1;
  grid-row: 1;
}

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

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* --- Footer --- */
.footer {
  background-color: var(--ink);
  color: white;
  padding: var(--space-3xl) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand p {
  color: white;
  opacity: 0.7;
  margin-top: var(--space-md);
}

.footer__heading {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-lg);
  color: white;
}

.footer__link {
  display: block;
  color: white;
  opacity: 0.6;
  font-size: 0.9375rem;
  margin-bottom: var(--space-sm);
  transition: opacity var(--transition-fast);
}

.footer__link:hover {
  opacity: 1;
  color: var(--sky);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__bar {
  background-color: var(--brand-blue);
  color: white;
  text-align: center;
  padding: var(--space-md) 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: var(--space-xl);
}

/* --- Responsive: Tablet --- */
@media (max-width: 1200px) {
  .split {
    gap: var(--space-xl);
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

/* --- Responsive: Mobile --- */
@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .container {
    padding: 0 var(--space-lg);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .nav__links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    height: 100vh;
    flex-direction: column;
    background-color: white;
    padding: var(--space-xl);
    gap: var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 101;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .nav {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }

  .nav__links--open {
    transform: translateX(0);
  }

  .nav__toggle {
    display: flex;
  }

  .split {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .split--reverse {
    direction: ltr;
  }

  .split__content {
    max-width: 100%;
    text-align: center;
    overflow-wrap: break-word;
    word-break: break-word;
  }

  .split__visual {
    max-width: 100%;
  }

  .service-section .split {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
  }

  .service-section .split__visual {
    display: contents;
  }

  .service-section .split__image {
    order: -2;
    max-width: 100%;
  }

  .service-section .split__content {
    order: -1;
  }

  .service-section .split__ideal-for {
    order: 0;
    max-width: 100%;
  }

  .service-section.split--reverse {
    direction: ltr;
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr !important;
  }

  .footer {
    padding-top: var(--space-xl) !important;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl) !important;
    margin-bottom: var(--space-xl) !important;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
    padding-top: var(--space-lg);
  }

  /* Form responsive */
  .form-row--grid {
    grid-template-columns: 1fr;
  }

  /* Strip full-bleed fix */
  .strip-fullbleed {
    margin-left: 0;
    margin-right: 0;
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }

  /* CTA buttons */
  .cta-buttons {
    justify-content: center;
  }

  .cta-buttons .btn {
    width: auto !important;
  }

  #contactFormFull > div:last-child {
    justify-content: center !important;
  }

  #contactFormFull > div:last-child .btn {
    width: 100% !important;
    max-width: 300px !important;
    margin: 0 auto !important;
    text-align: center !important;
    justify-content: center !important;
  }

  /* Form padding */
  .card,
  .callback-panel {
    padding: 20px !important;
  }

  .section__divider {
    margin-left: auto !important;
    margin-right: auto !important;
  }
}

/* --- Responsive: Tablet --- */
@media (max-width: 1200px) {
  .split {
    gap: var(--space-xl);
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* --- Hero Section --- */
.hero {
  overflow: hidden;
  position: relative;
}

.hero .headline-split {
  font-size: clamp(2.5rem, 6vw, 5rem);
  word-break: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
}

.hero .btn--lg {
  padding: 0.875rem 2rem;
  font-size: 1rem;
}

@media (max-width: 768px) {
  .hero .headline-split {
    font-size: clamp(1.75rem, 7vw, 2.5rem);
  }

  .hero .split__content > p {
    font-size: 1rem !important;
  }

  .hero .split__content > div:first-of-type {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: var(--space-md) !important;
  }

  .hero .split__content > div:first-of-type .btn {
    margin: 0 auto !important;
    text-align: center !important;
    justify-content: center !important;
  }

  .hero .split__content > div:last-of-type {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: var(--space-sm) !important;
  }
}