/* ======================================================
   NAVIGATION
   Main fixed navbar at the top
====================================================== */

.nav-bar {
  /* Position */
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;

  /* Layout */
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(16px, 2vw, 28px);

  /* Size */
  width: 100%;
  min-height: clamp(46px, 4vw, 58px);
  padding: clamp(8px, 1.1vw, 14px) clamp(18px, 4vw, 56px);

  /* Style */
  background: rgb(var(--theme-bg-deep-rgb) / 0.945);
  border: none;
  border-radius: 0;
  box-shadow: none;

  /* Animation */
  opacity: 0;
  transform: translate3d(0, -100%, 0);
  transition:
    background-color 0.35s ease,
    opacity 0.28s ease,
    transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  backface-visibility: hidden;
  will-change: opacity, transform;
}

body.is-in-hero .nav-bar {
  position: absolute;
  opacity: 1;
  transform: translate3d(0, 0, 0);
  transition: background-color 0.35s ease;
}

.nav-bar.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.nav-bar.is-over-hero {
  background: transparent;
}

.nav-bar.is-hidden {
  opacity: 0;
  transform: translate3d(0, -100%, 0);
  pointer-events: none;
}


/* ======================================================
   LEFT SIDE
   Logo icon + name
====================================================== */

.nav-container-1 {
  display: flex;
  align-items: center;
  gap: clamp(6px, 0.8vw, 10px);
  width: fit-content;
  flex-shrink: 0;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.nav-container-1:hover {
  transform: scale(1.02);
}

.nav-container-1 img {
  display: block;
  flex-shrink: 0;

  width: clamp(24px, 3.4vw, 42px);
  height: auto;
}


.logo-name {
  font-family: var(--font-rajdhani);
  font-weight: 500;
  font-size: clamp(0.9rem, 2.2vw, 1.6rem);

  line-height: 1;
  letter-spacing: 1px;
  text-transform: uppercase;
  white-space: nowrap;

  color: rgb(var(--theme-text-rgb));
}


/* ======================================================
   RIGHT SIDE
   Navigation links container
====================================================== */

.nav-links-container {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-left: auto;
  width: fit-content;

  gap: clamp(0.85rem, 2vw, 1.6rem);
}


/* ======================================================
   NAVIGATION LINKS
====================================================== */

.nav-links-container a {
  position: relative;
  display: inline-block;

  font-family: var(--font-rajdhani);
  font-weight: 700;
  font-size: clamp(0.78rem, 1.15vw, 1rem);

  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;

  color: var(--muted);
  outline: none;

  transition: color 0.3s ease;
}


/* Animated underline */
.nav-links-container a::after {
  content: '';
  position: absolute;

  left: 0;
  bottom: -5px;

  width: 100%;
  height: 1px;

  background: var(--purple);

  transform: scaleX(0);
  transform-origin: left;

  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}


/* Hover + keyboard focus */
.nav-links-container a:hover,
.nav-links-container a:focus-visible {
  color: rgb(var(--theme-text-rgb));
}


.nav-links-container a:hover::after,
.nav-links-container a:focus-visible::after {
  transform: scaleX(1);
}


/* ======================================================
   BURGER BUTTON
====================================================== */

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.nav-burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: rgb(var(--theme-text-rgb) / 0.9);
  border-radius: 2px;
  transform-origin: center;
  transition:
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.2s ease;
}

.nav-bar.is-open .nav-burger span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-bar.is-open .nav-burger span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-bar.is-open .nav-burger span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}


/* ======================================================
   MOBILE NAV
====================================================== */

@media (max-width: 700px) {
  .nav-bar {
    padding: 10px 20px;
    gap: 12px;
  }

  .nav-container-1 img {
    width: 40px;
  }

  .logo-name {
    font-size: 1.3rem;
    letter-spacing: 1.5px;
  }

  .nav-burger {
    display: flex;
  }

  .nav-links-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;

    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-left: 0;
    width: 100%;

    background: rgb(var(--theme-bg-deep-rgb) / 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgb(var(--theme-primary-rgb) / 0.22);
    padding: 6px 0 14px;

    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      opacity 0.25s ease,
      transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .nav-bar.is-open .nav-links-container {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-links-container a {
    padding: 14px 24px;
    font-size: 1rem;
    letter-spacing: 0.18em;
    border-bottom: 1px solid rgb(var(--theme-text-rgb) / 0.05);
    width: 100%;
  }

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

  .nav-links-container a::after {
    display: none;
  }
}