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

   body {
  position: relative;
  min-height: 100vh;
}

/* Background layer */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("assets/product/bgproduct.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: blur(6px);                     /* Blur strength */
  -webkit-filter: blur(6px);
  z-index: -1;                           /* behind everything */
  opacity: 0.8;                          /* make it less visible */
}

    .logo img {
          height: 25px;   /* resize your logo */
          width: auto;
          border-radius: 6px;  /* optional */
    }
    header {
      background: #fff;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
      padding: 15px 20px;
      position: sticky;
      top: 0;
      z-index: 10;
    }

    nav {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 20px;
      background: #ffffff;
      position: relative;
    }

    .top-line {
      width: 100%;
      height: 6px;
      background: linear-gradient(to right, #ffffff, #005eff);
      border-radius: 3px;
    }

    .nav-line {
      width: 100%;
      height: 4px;
      background: linear-gradient(to right, #005eff, #ffffff);
      border-radius: 2px;
    }

    nav ul {
      list-style: none;
      display: flex;
      gap: 20px;
    }

    nav ul li a {
      text-decoration: none;
      color: #333;
      font-size: 1.1rem;
      font-weight: 500;
    }

    nav a.active {
      border-bottom: 2px solid #0066ff;
    }

    .logo img {
      height: 250px;
      width: auto;
      border-radius: 6px;
    }

    /* MAIN PRODUCT CONTAINER */
.product-container {
  max-width: 1100px;
  margin: 80px auto;
  padding: 20px;
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

/* PRODUCT IMAGE */
.product-image img {
  width: 450px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 50, 120, 0.15);
  transition: 0.4s;
}

.product-image img:hover {
  transform: scale(1.03);
}

/* CONTENT AREA */
.product-info {
  flex: 1;
}

.product-title {
  font-family: 'Playfair Display', serif;
  font-size: 3rem;
  color: #182857;
  margin-bottom: 15px;
}

.product-desc {
    color: #E6EFFF;
  font-size: 1.7rem;
  line-height: 1.6;
  margin-bottom: 25px;
}

/* HEADERS */
h2 {
  color: #004AAD;
  font-family: 'Playfair Display', serif;
  margin: 25px 0 10px;
}

/* LIST */
.product-list {
  list-style: none;
  padding: 0;
}

.product-list li {
  background: #E9F1FF;
  margin-bottom: 6px;
  padding: 10px 15px;
  border-radius: 6px;
  font-size: 1.05rem;
  border-left: 4px solid #005EFF;
}

/* USAGE */
.usage-text {
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 25px;
}

/* BUTTON */
.btn-buy {
  display: inline-block;
  background: #182857;
  color: white;
  padding: 12px 30px;
  border-radius: 8px;
  font-size: 1.15rem;
  text-decoration: none;
  transition: 0.4s;
  margin-right: 10px;
}

.btn-buy:hover {
  background: #0038A0;
  transform: translateY(-3px);
}
  -------------------------------------------------

  /* SECOND PRODUCT DESIGN */

.product-card-section {
  width: 100%;
  background: #F4F9FF;
  padding: 80px 20px;
}

.product-card {
  max-width: 650px;
  margin: auto;
  background: #ffffff;
  padding: 35px;
  border-radius: 18px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 60, 155, 0.15);
  transition: 0.4s ease;
}

.product-card:hover {
  transform: translateY(-6px);
}

.product-card img {
  width: 280px;
  height: auto;
  border-radius: 10px;
  margin-bottom: 20px;
}

.card-title {
  font-family: 'Playfair Display', serif;
  font-size: 2.6rem;
  color: #005EFF;
  margin-bottom: 15px;
}

.card-desc {
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 30px;
  color: #555;
}

.card-features h2 {
  font-family: 'Playfair Display', serif;
  color: #004AAD;
  margin-bottom: 10px;
}

.card-features ul {
  list-style: none;
  padding: 0;
}

.card-features ul li {
  background: #E6EFFF;
  padding: 10px;
  border-radius: 6px;
  margin-bottom: 8px;
  font-size: 1.05rem;
  border-left: 4px solid #005EFF;
}

.btn-learn {
  display: inline-block;
  margin-top: 25px;
  background: #004AAD;
  color: #ffffff;
  text-decoration: none;
  padding: 12px 35px;
  border-radius: 8px;
  font-size: 1.1rem;
  transition: 0.4s ease;
}

.btn-learn:hover {
  background: #0038A0;
}

/* aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa */
.product-image {
  position: relative;
}

.product-image img {
  width: 450px;
  border-radius: 12px;
  transition: 0.45s ease;
  box-shadow: 0 12px 32px rgba(0, 60, 155, 0.22);
}

.product-image:hover img {
  transform: scale(1.06);
}

.product-image:hover::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 12px;
  box-shadow: 0 0 40px rgba(0, 132, 255, 0.45);
  z-index: -1;
} 
/* floated */
/* .product-image img {
  width: 450px;
  border-radius: 12px;
  animation: float 6s ease-in-out infinite;
  transition: 0.4s ease;
  box-shadow: 0 10px 28px rgba(0, 60, 155, 0.18);
}

.product-image img:hover {
  transform: scale(1.05);
  box-shadow: 0 18px 34px rgba(0, 60, 155, 0.22);
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-4px); }
  100% { transform: translateY(0px); }
} */


/* THREEMIRA — Beautiful Section Styling */

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Main Section Box */
.info-section {
  max-width: 1000px;
  margin: 60px auto;
  padding: 40px 45px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(0, 60, 155, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.45);
  transition: 0.4s ease;
}

.info-section:hover {
  transform: translateY(-6px);
  box-shadow: 0 14px 50px rgba(0, 60, 155, 0.25);
}

/* Titles */
.info-section h2 {
  font-family: "Playfair Display", serif;
  font-size: 2rem;
  margin-bottom: 20px;
  color: #003b97;
  background: linear-gradient(to right, #005eff, #001a63);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.info-section h3 {
  font-family: "Playfair Display", serif;
  font-size: 1.4rem;
  color: #005eff;
  margin: 18px 0 10px;
}

/* Paragraphs */
.info-section p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #2b2b2b;
  margin-bottom: 18px;
}

/* Sub-blocks inside Section */
.sub-block {
  background: #eef4ff;
  padding: 20px 25px;
  margin: 25px 0;
  border-radius: 12px;
  border-left: 5px solid #005eff;
  box-shadow: 0 4px 20px rgba(0, 70, 150, 0.1);
}

/* List Style */
.product-list {
  list-style: none;
  padding: 0;
}

.product-list li {
  background: #e7efff;
  padding: 10px 15px;
  margin-bottom: 8px;
  border-radius: 8px;
  border-left: 5px solid #005eff;
  font-size: 1.05rem;
}

/* Buttons */
.btn-buy {
  display: inline-block;
  background: #182857;
  color: white;
  padding: 12px 32px;
  border-radius: 10px;
  font-size: 1.15rem;
  text-decoration: none;
  margin-right: 10px;
  transition: 0.35s ease;
  box-shadow: 0 4px 14px rgba(0, 50, 120, 0.25);
}

.btn-buy:hover {
  background: #0037a1;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 60, 155, 0.35);
}

/* Responsive */
@media (max-width: 768px) {
  .info-section {
    padding: 30px 25px;
  }

  .info-section h2 {
    font-size: 1.6rem;
  }

  .info-section h3 {
    font-size: 1.2rem;
  }

  .btn-buy {
    width: 100%;
    text-align: center;
    margin-bottom: 10px;
  }
}



/* aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa */

/* -------------------------------------- */
.product-list li::before {

position: absolute;
left: 12px;
top: 50%;
transform: translateY(-50%);
font-size: 1rem;
color: #005eff;
font-weight: 700;
}


/* -------------------------------------- */
/* Section separators with gradient lines */
/* -------------------------------------- */
.info-section {
position: relative;
margin-bottom: 90px;

}
.info-section::after {
content: "";
display: block;
height: 4px;
width: 70%;
margin: 50px auto 0;
border-radius: 4px;
background: linear-gradient(to right, transparent, #005eff, transparent);
opacity: 0.5;
}


/* -------------------------------------- */
/* Floating Table of Contents (TOC) */
/* -------------------------------------- */
#toc {
position: fixed;
right: 25px;
top: 120px;
background: rgba(255,255,255,0.65);
backdrop-filter: blur(10px);
padding: 18px 22px;
border-radius: 16px;
width: 220px;
box-shadow: 0 8px 30px rgba(0,0,0,0.18);
border: 1px solid rgba(255,255,255,0.45);
z-index: 50;
}
#toc h4 {
margin-bottom: 12px;
font-family: "Playfair Display", serif;
color: #003b97;
font-size: 1.1rem;
}
#toc ul {
list-style: none;
padding: 0;
}
#toc ul li {
margin-bottom: 8px;
}
#toc ul li a {
text-decoration: none;
color: #003b97;
font-size: 0.98rem;
font-weight: 500;
transition: 0.3s;
}
#toc ul li a:hover {
color: #005eff;
padding-left: 4px;
}


/* Responsive TOC */
@media (max-width: 950px) {
#toc {
display: none;
}
}






.info-section {
    max-width: 1000px;
    margin: 60px auto;
    padding: 40px 45px;

    /* Glass effect */
    background: rgba(255, 255, 255, 0.25);  /* semi-transparent white */
    backdrop-filter: blur(12px);            /* frosted glass blur */
    -webkit-backdrop-filter: blur(12px);    /* Safari support */
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.3); /* soft border */
    
    /* Shadow for depth */
    box-shadow: 0 10px 40px rgba(0, 60, 155, 0.15);
    
    /* Transition for hover effect */
    transition: 0.4s ease;
}

.info-section:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 50px rgba(0, 60, 155, 0.25);
}


.sub-block {
    background: rgba(255, 255, 255, 0.20); /* semi-transparent white */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px); /* Safari support */
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 20px 25px;
    margin: 25px 0;
    box-shadow: 0 6px 25px rgba(0, 60, 155, 0.12);
    transition: 0.4s ease;
}

.sub-block:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 35px rgba(0, 60, 155, 0.18);
}

.product-list {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.product-list li {
    position: relative;
    padding: 12px 15px 12px 40px;
    margin-bottom: 10px;

    /* Glass effect */
    background: rgba(255, 255, 255, 0.15); /* semi-transparent */
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 12px rgba(0, 60, 155, 0.08);
    transition: 0.3s ease;
}

.product-list li:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0, 60, 155, 0.12);
}

/* Optional: icon before list items */
.product-list li::before {
    content: ""; /* check mark icon */
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    color: rgba(0, 94, 255, 0.7); /* semi-transparent blue */
    font-weight: 700;
}

/* ================= MOBILE RESPONSIVE ================= */
@media (max-width: 768px) {

  /* PRODUCT TOP SECTION */
  .product-container {
    flex-direction: column;
    padding: 20px;
    gap: 30px;
  }

  .product-image img {
    width: 220px;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    display: block;
  }

  .product-info {
    max-width: 100%;
    text-align: center;
  }

  .product-title {
    font-size: 26px;
  }

  .product-desc {
    font-size: 16px;
    line-height: 1.6;
  }

  /* INFO SECTIONS */
  .info-section {
    padding: 30px 20px;
  }

  .info-section h2 {
    font-size: 20px;
    text-align: center;
  }

  .info-section h3 {
    font-size: 18px;
  }

  .product-list {
    padding-left: 20px;
  }

  /* BUTTONS */
  .btn-buy {
    display: inline-block;
    margin: 10px auto;
  }
}


/* ---------- HEADER ---------- */
header {
  width: 100%;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
}

.logo img {
  max-height: 100px;
}

/* Menu */
nav ul {
  display: flex;
  list-style: none;
  gap: 22px;
  margin: 0;
  padding: 0;
}

nav ul li a {
  text-decoration: none;
  font-size: 16px;
  color: #000;
}

nav ul li a.active {
  font-weight: bold;
}

.product-container {
  display: flex;
  align-items: center;
  gap: 60px;
  padding: 60px;
}

.product-image img {
  max-width: 420px;
  width: 100%;
}

.product-info {
  max-width: 600px;
}

.product-title {
  font-size: 42px;
  margin-bottom: 16px;
}

.product-desc {
  font-size: 18px;
  line-height: 1.7;
}


/* =========================
   MOBILE RESPONSIVE FIX
   ========================= */
@media (max-width: 768px) {

  /* ----- NAVBAR ----- */
  nav {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  nav ul {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    width: 100%;
  }

  nav ul li a {
    font-size: 18px;
  }

  .logo img {
    max-height: 50px;
  }

  .top-line,
  .nav-line {
    height: 4px;
  }

  /* ----- PRODUCT SECTION ----- */
  .product-container {
    flex-direction: column;
    padding: 30px 20px;
    gap: 30px;
    text-align: center;
  }

  .product-image img {
    max-width: 260px;
    margin: 0 auto;
  }

  .product-title {
    font-size: 32px;
  }

  .product-desc {
    font-size: 16px;
  }

  /* ----- LONG TEXT SECTIONS ----- */
  .info-section {
    padding: 30px 20px;
  }

  .info-section h2,
  .info-section h3 {
    font-size: 20px;
    line-height: 1.4;
  }

  .info-section p,
  .info-section li {
    font-size: 16px;
    line-height: 1.7;
  }

  /* ----- BUTTONS ----- */
  .btn-buy {
    display: block;
    margin: 14px auto;
    width: 90%;
    text-align: center;
  }
}

/* =========================
   MOBILE RESPONSIVE FIX
   ========================= */
@media (max-width: 768px) {

  /* ----- HEADER / NAV ----- */
  nav {
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 12px;
  }

  nav ul {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    width: 100%;
  }

  nav ul li a {
    font-size: 18px;
  }

  .logo img {
    max-height: 50px;
  }

  .top-line,
  .nav-line {
    height: 4px;
  }

  /* ----- PRODUCT SECTION ----- */
  .product-container {
    flex-direction: column;
    padding: 30px 20px;
    gap: 30px;
    text-align: center;
  }

  .product-image img {
    max-width: 260px;
    width: 100%;
    margin: 0 auto;
  }

  .product-title {
    font-size: 30px;
  }

  .product-desc {
    font-size: 16px;
    line-height: 1.6;
  }

  /* ----- CONTENT SECTIONS ----- */
  .info-section {
    padding: 30px 20px;
  }

  .info-section h2 {
    font-size: 20px;
    line-height: 1.4;
  }

  .info-section h3 {
    font-size: 18px;
    margin-top: 22px;
  }

  .info-section p,
  .info-section li {
    font-size: 16px;
    line-height: 1.7;
  }

  /* ----- BUTTONS ----- */
  .btn-buy {
    display: block;
    width: 90%;
    margin: 14px auto;
    text-align: center;
  }
}

/* =========================
   HEADER / NAV – MOBILE FIX
   ========================= */
@media (max-width: 768px) {

  header {
    width: 100%;
  }

  nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 12px 16px;
  }

  /* Logo */
  .logo {
    margin-bottom: 10px;
  }

  .logo img {
    max-width: 140px;
    height: auto;
  }

  /* Menu */
  nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    width: 100%;
    padding: 0;
    margin: 0;
  }

  nav ul li {
    list-style: none;
  }

  nav ul li a {
    font-size: 18px;
    padding: 6px 0;
    display: block;
  }

  /* Lines */
  .top-line,
  .nav-line {
    height: 4px;
  }
}

/* =========================
   GLOBAL MOBILE FIX
   ========================= */
@media (max-width: 768px) {

  /* ---------- HEADER ---------- */
  header {
    width: 100%;
  }

  nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 16px;
  }

  .logo {
    margin-bottom: 10px;
  }

  .logo img {
    max-width: 140px;
    height: auto;
  }

  nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 0;
    margin: 0;
    width: 100%;
  }

  nav ul li {
    list-style: none;
  }

  nav ul li a {
    font-size: 18px;
    display: block;
    padding: 6px 0;
  }

  .top-line,
  .nav-line {
    height: 4px;
  }

  /* ---------- PRODUCT SECTION ---------- */
  .product-container {
    flex-direction: column;
    padding: 30px 20px;
    gap: 30px;
    text-align: center;
  }

  .product-image img {
    max-width: 260px;
    width: 100%;
    margin: 0 auto;
  }

  .product-title {
    font-size: 30px;
  }

  .product-desc {
    font-size: 16px;
    line-height: 1.6;
  }

  /* ---------- INFO SECTIONS ---------- */
  .info-section {
    padding: 30px 20px;
  }

  .info-section h2 {
    font-size: 20px;
    line-height: 1.4;
  }

  .info-section h3 {
    font-size: 18px;
    margin-top: 22px;
  }

  .info-section p,
  .info-section li {
    font-size: 16px;
    line-height: 1.7;
  }

  /* ---------- BUTTONS ---------- */
  .btn-buy {
    display: block;
    width: 90%;
    margin: 14px auto;
    text-align: center;
  }
}