/* ===== CSS Variables (Theming) ===== */
:root {
  --primary-color: #1a1a1a;
  --secondary-color: #eee;
  --accent-color: #e6f7ff;
  --text-color: #111;
  --light-bg: #f5f5f5;
  --dark-bg: #111;
  --white: #fff;
  --gray: #ccc;
  --light-gray: #e6f0ff;
   --text-light: #eee;
  --radius: 12px;
}

/* ===== Reset and Base Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Lato', sans-serif;
  color: var(--text-color);
  background-color: var(--white);
  line-height: 1.6;
}
a {
  text-decoration: none;
  color: inherit;
  transition: 0.3s;
}
img {
  max-width: 100%;
  border-radius: var(--radius);
}

/* ======================== NAVBAR ======================== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 1rem 2rem;
  background-color: var(--text-color);
  color: var(--white);
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--text-light);
}

.nav-links {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  justify-content: center;
  flex-direction: row; /* Always horizontal */
}

.nav-links a {
  background: #eee;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 14px;
  color: #000;
  white-space: nowrap;
}

.nav-links a:hover {
  background-color: var(--hover-gray);
}

/* ===== Hero Section ===== */
.hero {
  text-align: center;
  padding: 20px 10px;
  background-color: var(--light-bg);
}
.hero h1 {
  font-size: 2.3rem;
  font-weight: 700;
}
.hero h2 {
  font-size: 1.2rem;
  color: #777;
  margin-bottom: 1rem;
}
.intro-section {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 20px 5%;
  gap: 20px;
  
}
.intro-text {
  flex: 1;
  font-size: 18px;
  padding: 15px;
  min-width: 280px;
}
.intro-image {
  flex: 1;
  display: flex;
  justify-content: center;
  min-width: 280px;
}
.intro-image img {
  max-width: 80%;
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}


/* ===== Search Input ===== */
.search-container {
  display: flex;
  justify-content: center;
  padding: 20px 10px;
}
#searchInput {
  width: 100%;
  max-width: 500px;
  padding: 12px 14px; 
  font-size: 19px;   
  border: 1px solid #aaa;
  border-radius: 8px;
}
#searchInput::placeholder {
  font-size: 18px;
}

/* ===== Card Section Header ===== */
.card-section-header {
  text-align: center;
  padding: 10px 10px 0;
}
.card-section-title {
  font-size: 2rem;
  font-weight: 600;
}
.card-section-description {
  font-size: 1rem;
  color: #555;
}
.message {
  text-align: center;
  color: red;
  font-size: 1.5rem;
}
/* ===== Card Styles ===== */
.card-container {
  background-color: var(--accent-color);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  padding: 40px 5%;
}

.card, .card-3d {
  width: 300px;
  height: 300px;
  perspective: 1000px;
  cursor: pointer; /* ✅ Added cursor pointer */
}

.card-3d {
  height: 200px;
}

.card-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transition: transform 0.8s;
  transform-style: preserve-3d;
  transform: rotateY(0deg); /* ✅ Explicit default state */
}
/* ✅ ONLY click-based flipping - NO HOVER */
.card.flipped .card-inner,
.card-3d.flipped .card-inner {
  transform: rotateY(180deg);
}
.card-front, .card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  background: var(--white);
  color: #333;
}
.card-back {
  transform: rotateY(180deg);
  background: var(--light-gray);
}
.profile-img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 10px;
}

/* ===== Show More Button ===== */
.show-more-wrapper {
  background-color: var(--accent-color);
  text-align: center;
  padding: 10px;
}
.show-more-btn {
   margin: 20px auto;
  padding: 10px 20px;
  background-color: #222;
  color: white;
  border: none;
  border-radius: 25px;
  font-size: 16px;
  cursor: pointer;
}
.show-more-btn:hover {
  background-color: #444;
}

/* ===== Hidden & Animation ===== */
.hidden-prof {
  display: none;
}
.card.hidden-prof {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  display: none;
}
.card.fade-in {
  display: flex !important;
  opacity: 1;
  transform: translateY(0);
}

/* ===== Loading Animation ===== */
#loader p::after {
  content: '...';
  animation: dots 1.5s steps(3, end) infinite;
}
@keyframes dots {
  0%, 20% { content: '.'; }
  40% { content: '..'; }
  60% { content: '...'; }
  100% { content: '.'; }
}

/* ===== Footer ===== */
.site-footer {
  background-color: var(--dark-bg);
  color: var(--gray);
  padding: 40px 20px 10px;
  font-size: 15px;
}
.footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  max-width: 1200px;
  margin: auto;
}
.footer-left {
  flex: 1;
  min-width: 250px;
}
.footer-left h2 {
  font-size: 24px;
  color: var(--white);
  margin-bottom: 10px;
}
.footer-left p {
  color: var(--gray);
  line-height: 1.6;
}
.footer-links {
  display: flex;
  flex: 2;
  gap: 50px;
  justify-content: space-around;
  min-width: 300px;
  flex-wrap: wrap;
}
.footer-links h4 {
  color: var(--white);
  margin-bottom: 10px;
}
.footer-links ul {
  list-style: none;
  padding: 0;
}
.footer-links ul li {
  margin-bottom: 8px;
}
.footer-links ul li a {
  color: var(--gray);
  text-decoration: none;
  transition: color 0.3s ease;
}
.footer-links ul li a:hover {
  color: var(--white);
}
.footer-bottom {
  text-align: center;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid #333;
  color: #888;
  font-size: 14px;
}

/* ===== Responsive Media Queries ===== */
@media (max-width: 768px) {
   .nav-links{
    gap: 20px;
  }
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero h2 {
    font-size: 1rem;
  }
  .card, .card-3d {
    width: 90%;
  }
 
}
@media (max-width: 576px) {
  .navbar {
    flex-direction: column;
    gap: 10px;
  }
  .intro-text {
    font-size: 16px;
  }
  .footer-links {
    flex-direction: row;
    gap: 20px;
  }
  .footer-container {
    gap: 20px;
  }
  .card-section-title {
    font-size: 1.6rem;
  }
  .card-section-description {
    font-size: 0.9rem;
  }
}


@media (max-width: 400px) {
  
  html {
    font-size: 13px;
  }

  .navbar {
    flex-direction: column;
    gap: 8px;
    padding: 8px 6px;
  }

  .logo {
    font-size: 1.6rem;
    text-align: center;
  }

  .nav-links {
    flex-direction: row !important; /* FORCE horizontal */
    gap: 5px;
    width: 100%;
    justify-content: center;
    align-items: center;
  }
  .nav-links a {
    font-size: 12px;
    padding: 4px 8px;
  }

  .hero h1 {
    font-size: 1.4rem;
  }

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

  .intro-text {
    font-size: 16px;
    padding: 10px;
  }

  .search-input {
    width: 95%;
    font-size: 14px;
  }

  .card-container {
    padding: px 1vw;
    gap: 10px;
  }
  .card, .card-inner {
    width: 100%;
    min-width: 0;
    font-size: 12px;
    padding: 4px 0;
  }
  .profile-img {
    width: 50px;
    height: 50px;
  }
  .card-front, .card-back {
    padding: 12px 2px;
    font-size: 14px;
  }
  

  .show-more-btn {
    font-size: 14px;
    padding: 8px 16px;
  }

  .footer-container {
    flex-direction: column;
    gap: 12px;
    padding: 0;
  }
  .footer-links {
    flex-direction: row !important; /* FORCE row */
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .footer-links > div {
    width: auto;
    min-width: 110px;
    text-align: left;
  }

  .footer-left h2 {
    font-size: 1.1rem;
  }

  .footer-left p {
    font-size: 0.95rem;
  }

}



@media (max-width: 320px) {
html {
    font-size: 12px;
  }

  .navbar {
    flex-direction: column;
    gap: 6px;
    padding: 8px 10px;
  }

  .logo {
    font-size: 1.6rem;
    text-align: center;
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 5px;
  }

  .nav-links a {
    font-size: 12px;
    padding: 4px 8px;
  }


  .hero h1 {
    font-size: 1.4rem;
  }

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

  .info-section {
    padding: 20px 5%;
    gap: 1rem;
  }

  .card-container {
    padding: px 1vw;
    gap: 8px;
  }
  .card, .card-inner {
    width: 100%;
    min-width: 0;
    font-size: 12px;
    padding: 4px 0;
  }
  .profile-img {
    width: 50px;
    height: 50px;
  }
  .card-front, .card-back {
    padding: 12px 2px;
    font-size: 14px;
  }

    .footer-container {
    flex-direction: column;
    gap: 12px;
    padding: 0;
  }
  .footer-links {
    flex-direction: row !important; 
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .footer-links > div {
    width: auto;
    min-width: 110px;
    text-align: left;
  }

  .footer-left h2 {
    font-size: 1.1rem;
  }

  .footer-left p {
    font-size: 0.95rem;
  }
  
   
}

.copy-btn {
  margin-left: 8px;
  padding: 2px 6px;
  font-size: 14px;
  cursor: pointer;
  border: none;
  background: transparent;
}

.copy-btn:hover {
  color: #007bff;
}

@media (min-width: 577px) and (max-width: 991px) {
  .nav-links{
    gap: 20px;
  }
}

@media (min-width: 989px) and (max-width: 1061px) {
  .nav-links{
    gap: 20px;
  }
}

@media (min-width: 577px) and (max-width: 589px) {
   .navbar {
    flex-direction: column;
    padding: 10px;
    gap: 10px;
  }
  .nav-links{
    gap: 20px;
  }
}

@media (min-width: 1062px) and (max-width: 2197px){
   .nav-links{
    gap: 20px;
    
  }
}
@media (max-width: 768px){
  .intro-section {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    margin: 10px 0;
    text-align: center;
  }
  .intro-text, .intro-image {
    max-width: 100%;
    padding: 0;
    min-width: unset;
  }
  .intro-image img {
    max-width: 80%;
  }
}