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

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

header.header-section {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 60%, #111 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  padding: 0 60px;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
}

header.header-section::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, rgb(250, 100, 0), #ff3c00);
  box-shadow: 0 0 16px rgba(250, 100, 0, 0.6);
}

.name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 3px;
  color: #fff;
  margin-right: auto;
  text-transform: uppercase;
  cursor: default;
  position: relative;
  transition: color 0.3s ease;
}

.name span {
  color: rgb(250, 100, 0);
  text-shadow: 0 0 12px rgba(250, 100, 0, 0.5);
}

.name:hover {
  color: rgb(250, 100, 0);
  text-shadow: 0 0 20px rgba(250, 100, 0, 0.3);
}

nav {
  display: inline-flex;
  align-items: center;
}

header a {
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  padding: 8px 24px;
  position: relative;
  transition: color 0.3s ease;
}

header a::after {
  content: '';
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: -2px;
  height: 2px;
  background: linear-gradient(90deg, rgb(250, 100, 0), #ff3c00);
  box-shadow: 0 0 8px rgba(250, 100, 0, 0.6);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
}

header a:hover {
  color: #fff;
}

header a:hover::after {
  transform: scaleX(1);
}

header a.active {
  color: rgb(250, 100, 0);
}

header a.active::after {
  transform: scaleX(1);
  opacity: 0.6;
}

nav + nav::before {
  content: '·';
  color: rgba(255, 255, 255, 0.15);
  font-size: 16px;
}


/* === Hamburger button (hidden on desktop) === */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 101;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.35s ease, opacity 0.35s ease, background 0.3s ease;
  transform-origin: center;
}

.hamburger:hover span {
  background: rgb(250, 100, 0);
}

/* X state */
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/*  Mobile nav drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, #141414 0%, #0f0f0f 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  flex-direction: column;
  padding: 12px 0 20px 0;
  z-index: 99;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.35s ease;
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.mobile-nav a {
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  padding: 16px 32px;
  border-left: 3px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease, padding-left 0.25s ease;
}

.mobile-nav a:hover {
  color: #fff;
  border-left-color: rgba(250, 100, 0, 0.5);
  padding-left: 40px;
}

.mobile-nav a.active {
  color: rgb(250, 100, 0);
  border-left-color: rgb(250, 100, 0);
}


/* === Responsive === */
@media (max-width: 768px) {
  header.header-section {
    padding: 0 24px;
  }

  nav {
    display: none;
  }

  nav + nav::before {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }
}