* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  font-family: 'Poppins', sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  max-width: 100%;
  overflow-x: hidden;
  line-height: 1.6;
}

#bkg1 {
  min-height: 100vh;
  padding-top: 70px;
  background:
    linear-gradient(rgba(15, 23, 42, 0.55), rgba(15, 23, 42, 0.55)),
    url('img/Asics-Cumulus-26-lifestyle-image-e1720455474226.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  color: #FFFFFF;
  padding: 0 20px;
  z-index: 1000;
  transition: all 0.3s ease;
  transform: translateY(0);
}

header h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-left: 10px;
}

.hamburger {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  gap: 4px;
  z-index: 1001;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #fff;
  transition: 0.3s;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

#nav {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  gap: 30px;
}

.header-nav a {
  text-decoration: none;
  font-weight: 600;
  color: #ffffff;
  font-size: 1rem;
  transition: color 0.3s ease;
}

.header-nav a:hover {
  color: rgb(64, 41, 191);
}

.center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  gap: 20px;
}

#img {
  max-width: 100%;
  max-height: 400px;
  width: clamp(250px, 40vw, 400px);
  height: auto;
  object-fit: cover;
  border: 2px solid #adacac;
  border-radius: 10px;
  transition: all 0.4s ease;
  filter: grayscale(20%);
}

#img:hover {
  filter: grayscale(0%) brightness(1.1);
  transform: scale(1.05);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.disc {
  text-align: center;
  max-width: 600px;
}

.disc h1 {
  color: #FFFFFF;
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 10px;
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 0.8s ease forwards;
}

.disc p {
  color: #adacac;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  margin-bottom: 20px;
  opacity: 0;
  transform: translateY(30px);
}

.cta-btn {
  display: inline-block;
  background: linear-gradient(135deg, rgb(63, 63, 190), rgb(29, 29, 193));
  color: #ffffff;
  text-decoration: none;
  padding: 15px 30px;
  border-radius: 50px;
  font-weight: 600;
  font-size: clamp(1rem, 2vw, 1.2rem);
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(30px);
  box-shadow: 0 10px 30px rgba(63, 63, 190, 0.4);
  animation: pulse 2s infinite;
}

.cta-btn:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 20px 40px rgba(63, 63, 190, 0.6);
}

#midlle {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin: 60px auto;
  padding: 0 20px;
}

.image {
  display: flex;
  flex-direction: column;
  gap: 15px;
  border-radius: 15px;
  border: 3px solid;
  padding: 20px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  opacity: 0;
  transform: translateY(50px);
  position: relative;
  overflow: hidden;
}

.image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.image:hover::before {
  opacity: 1;
}

.image:hover {
  transform: translateY(-15px) scale(1.02);
  box-shadow: 0 25px 50px rgba(0,0,0,0.2);
}

.int-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 10px;
  transition: transform 0.4s ease;
}

.image:hover .int-image {
  transform: scale(1.1);
}

hr {
  border: none;
  height: 2px;
  background: linear-gradient(to right, transparent, #9b9999, transparent);
}

.discription a {
  align-self: center;
  font-weight: 700;
  font-size: 1.3rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.discription ul {
  margin-left: 20px;
  list-style: square;
  padding: 10px 0;
}

#frst { border-color: rgb(109, 184, 109); }
#second { border-color: rgb(216, 48, 48); }
#third { border-color: rgb(203, 203, 75); }
#fourd { border-color: rgb(171, 139, 97); }

#frst a { color: rgb(109, 184, 109); }
#frst a:hover { color: rgb(132, 216, 132); }
#second a { color: rgb(216, 48, 48); }
#second a:hover { color: red; }
#third a { color: rgb(203, 203, 75); }
#third a:hover { color: rgb(222, 222, 61); }
#fourd a { color: rgb(171, 139, 97); }
#fourd a:hover { color: rgb(138, 91, 30); }

#fix {
  display: flex;
  flex-direction: column;
  gap: 0;
}

#product-discription {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: linear-gradient(135deg, #f8f9fa, #e9ecef);
  padding: 60px 40px;
  margin-top: 40px;
}

#text h3, #Key-Features h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: #1e293b;
}

#Drop {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

#Drop ul {
  list-style: none;
}

#Drop h3 {
  font-size: 1.2rem;
  color: #475569;
  margin-bottom: 5px;
}

span {
  color: rgb(69, 69, 235);
  font-weight: 600;
  font-size: 1.3rem;
}

#react {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 20px;
  background: #f1f5f9;
  opacity: 0;
  transform: translateY(50px);
}

#react p:first-child {
  font-size: 2.5rem;
}

#contact {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 25px;
  background: linear-gradient(135deg, rgb(58, 58, 219), rgb(36, 36, 224));
  padding: 80px 20px;
  color: white;
  opacity: 0;
  transform: translateY(50px);
}

#contact h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  text-align: center;
}

#footer {
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgb(2, 2, 65);
  color: #ffffff;
  padding: 20px;
  font-size: 0.9rem;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(5px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background: white;
  padding: 40px;
  border-radius: 20px;
  max-width: 500px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  animation: slideIn 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.close {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 2.5rem;
  font-weight: bold;
  cursor: pointer;
  color: #999;
  transition: color 0.3s ease;
}

.close:hover {
  color: #333;
}

.modal-content h2 {
  margin-bottom: 20px;
  color: #1e293b;
}

.modal-content ul {
  margin-bottom: 25px;
  padding-left: 20px;
}

.modal-content a {
  display: inline-block;
  background: rgb(63, 63, 190);
  color: white;
  padding: 12px 24px;
  border-radius: 30px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.modal-content a:hover {
  background: rgb(29, 29, 193);
  transform: translateY(-2px);
}

/* Animations */
@keyframes slideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 10px 30px rgba(63, 63, 190, 0.4); }
  50% { box-shadow: 0 15px 40px rgba(63, 63, 190, 0.6); }
}

/* Responsive */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  #nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: 0;
    background: rgba(15, 23, 42, 0.98);
    flex-direction: column;
    justify-content: flex-start;
    overflow: hidden;
    transition: height 0.3s ease;
    gap: 0;
  }

  #nav.active {
    height: calc(100vh - 70px);
    padding-top: 20px;
    gap: 20px;
  }

  .header-nav {
    width: 100%;
    text-align: center;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .center {
    flex-direction: column;
    text-align: center;
    padding-top: 100px;
  }

  #midlle {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 40px 10px;
    padding: 0 10px;
  }

  .image {
    min-height: 400px;
  }

  #product-discription {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 40px 20px;
  }

  #contact {
    padding: 60px 20px;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  header {
    padding: 0 15px;
    height: 60px;
  }

  #bkg1 {
    padding-top: 60px;
  }

  .disc h1 {
    font-size: 2rem;
  }

  #midlle {
    margin: 30px 5px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  #midlle {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Scroll reveal states */
[data-anim] {
  transition: all 0.8s ease;
}

/* Hero initial hidden handled inline/JS */