/* =============================
   RESET & BASE STYLES
============================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #222;
  background: url("vollmershop.jpg") center center / cover fixed no-repeat;
  line-height: 1.6;
}

/* =============================
   HEADER & NAVIGATION
============================= */
header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 10;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 200px;
  padding: 10px 40px;
  max-width: 1300px;
  margin: auto;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 20px;
  cursor: pointer;
  z-index: 20;
  margin-right: 15px;
}

.menu-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background: #009C67;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 6px);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -6px);
}

.logo {
  height: 50px;
}

nav {
  flex: 1;
  text-align: right;
  margin-left: auto;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 25px;
}

nav a {
  text-decoration: none;
  color: #222;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav a:hover,
nav a.active {
  color: #009C67;
}

/* =============================
   HERO — INDUSTRIAL PREMIUM
============================= */
.hero {
  height: 50vh;
  background: url("vollmershop.jpg") center center / cover no-repeat fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
      rgba(0, 0, 0, 0.35),
      rgba(0, 0, 0, 0.55)
    ),
    radial-gradient(circle at center, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.6));
  z-index: 1;
}

.hero-overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  padding: 60px 20px;
  animation: fadeUp 1s ease-out forwards;
  transform: translateY(-150px);
}

.hero-brand {
  background: radial-gradient(
    circle at center,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0) 70%
  );
  border-radius: 50%;
  padding: 40px;
}

.hero-logo {
  width: 500px;
  max-width: 700px;
  min-width: 500px;
  margin-bottom: 70px;
  display: block;
  filter:
    drop-shadow(0 0 40px rgba(0, 156, 103, 0.4))
    drop-shadow(0 0 20px rgba(0, 156, 103, 0.5))
    drop-shadow(0 0 8px rgba(255, 255, 255, 0.4));
  animation: logoPulse 3s ease-in-out infinite alternate;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.hero-logo:hover {
  transform: scale(1.08);
  filter:
    drop-shadow(0 0 55px rgba(0, 156, 103, 0.6))
    drop-shadow(0 0 25px rgba(0, 156, 103, 0.6));
}

.hero h2 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  background: linear-gradient(135deg, #dcdcdc 0%, #8f8f8f 50%, #dcdcdc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.tagline {
  font-size: 1.2rem;
  letter-spacing: 2px;
  color: #eaeaea;
  margin-bottom: 50px;
  text-transform: none;
  opacity: 0;
  animation: taglineFade 1s ease-out 0.8s forwards;
}

.cta-button {
  background: linear-gradient(135deg, #009C67, #00C47A);
  color: #fff;
  padding: 14px 40px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  opacity: 0;
  animation: buttonFade 1s ease-out 1.4s forwards;
}

.cta-button:hover {
  background: linear-gradient(135deg, #00C47A, #33D98E);
  transform: translateY(-3px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.6);
}

/* =============================
   ANIMATIONS
============================= */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes logoPulse {
  0% {
    filter:
      drop-shadow(0 0 25px rgba(0, 156, 103, 0.35))
      drop-shadow(0 0 10px rgba(0, 156, 103, 0.4))
      drop-shadow(0 0 5px rgba(255, 255, 255, 0.3));
  }
  100% {
    filter:
      drop-shadow(0 0 40px rgba(0, 156, 103, 0.55))
      drop-shadow(0 0 20px rgba(0, 156, 103, 0.6))
      drop-shadow(0 0 10px rgba(255, 255, 255, 0.4));
  }
}

@keyframes taglineFade {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes buttonFade {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =============================
   ABOUT & QUICK LINKS
============================= */
.about,
.quick-links {
  text-align: center;
  padding: 100px 30px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255, 255, 255, 0.4);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.about h2,
.quick-links h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  color: #009C67;
}

.about p,
.quick-links p {
  max-width: 800px;
  margin: 0 auto 40px;
  color: #333;
}

/* =============================
   FOOTER
============================= */
footer {
  background: rgba(17, 17, 17, 0.85);
  backdrop-filter: blur(6px);
  color: #ccc;
  text-align: center;
  padding: 25px;
  font-size: 0.9rem;
  margin-top: 50px;
}

/* =============================
   RESPONSIVE DESIGN
============================= */
@media (max-width: 1024px) {
  header .container {
    gap: 80px;
    padding: 10px 20px;
  }

  nav ul {
    gap: 15px;
  }

  .hero h2 {
    font-size: 1.3rem;
    letter-spacing: 3px;
  }

  .cta-button {
    padding: 12px 32px;
  }
}

@media (max-width: 768px) {
  header .container {
    flex-direction: row;
    justify-content: space-between;
    gap: 20px;
    padding: 10px 20px;
  }

  .menu-toggle {
    display: flex;
  }

  .logo {
    height: 44px;
  }

  nav {
    position: absolute;
    top: 65px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all 0.4s ease;
  }

  nav.active {
    max-height: 500px;
    opacity: 1;
  }

  nav ul {
    flex-direction: column;
    gap: 12px;
    padding: 15px 0;
    text-align: center;
  }

  .hero {
    background-attachment: scroll;
    padding: 100px 20px 60px;
  }

  .hero-overlay {
    transform: translateY(-80px);
  }

  .hero-logo {
    width: 300px;
    min-width: unset;
    max-width: 90vw;
    margin-bottom: 40px;
  }

  .hero h2 {
    font-size: 1.1rem;
    letter-spacing: 2px;
  }

  .tagline {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .cta-button {
    padding: 12px 28px;
    font-size: 0.9rem;
  }

  footer {
    font-size: 0.85rem;
    padding: 20px;
  }
}

@media (max-width: 480px) {
  nav ul {
    flex-direction: column;
    gap: 6px;
  }

  .hero h2 {
    font-size: 1rem;
  }

  .hero-logo {
    width: 180px;
  }

  .cta-button {
    padding: 10px 24px;
  }

  .page-header h1 {
    font-size: 1.5rem;
  }
}