/* =================== VARIABLES =================== */
:root {
  --bg: #0f172a;
  --text: #e2e8f0;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --card-bg: #1e293b;
  --card-light: #f1f5f9;
  --glass: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.12);
  --radius: 18px;
  --shadow: 0 10px 35px rgba(0, 0, 0, 0.4);
  --transition: 0.35s ease;
}

/* =================== GLOBAL RESET =================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ========== HEADER AREA ========== */
header {
  
  padding: 4rem 2rem 0rem;
  border-bottom-left-radius: 2rem;
  border-bottom-right-radius: 2rem;
  color: white;

}

.header-container {
  max-width: 1200px;
  margin: auto;
}

/* ========== TITLE WITH SUBTITLE ========== */
#main-title {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 0.2rem;
  position: left;
  font-family: 'Poppins', sans-serif;
}

#main-title::after {
  content: 'by Rajaks Gyan';
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: #facc15;
  margin-top: 0.4rem;
}

/* ========== CONTROLS ========== */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.0rem;
  align-items: center;
  
  justify-content: space-between;
}

/* ========== SELECT BOXES ========== */
.controls select {
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
  width:90%;
  background-color: white;
  border: 3px solid #cbd5e1;
  border-radius: 60%;
  appearance: none;
  cursor: pointer;
  display: flex;
}

/* ========== SEARCH CONTAINER ========== */
.search-container {
  display: flex;
  align-items: center;
  background: transparent;
  
  border-radius: 60%;
  padding: 0.3rem 0.4rem 0.3rem 0.2rem;
  
 
}

#search-input {
  flex: 4;
  border: none;
  background: transparent;
  font-size: 1.1rem;
  font-weight: 600;
  color: #ffffff;
  outline: none;
}

#search-input::placeholder {
  color: #d1d5db;
  opacity: 0.6;
  font-weight: 600;

}

#search-btn {
  background: white;
  border: none;
  
  border-radius: 50%;
  padding: 0.8rem 1.2rem;
  margin-left: 1rem;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  font-weight: bold;
  color: #0f172a;
  font-size: 1rem;
  
  transition: 0.3s ease;
}

#search-btn:hover {
  background: #e2e8f0;
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 768px) {
  .controls {
  
    
    gap: 0rem;
    display: flex;
  }

  #main-title {
    font-size: 2.2rem;
    text-align: center;
  }

  #main-title::after {
    text-align: center;
  }

  
  
}

/* =================== CONTROLS =================== */
.controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0rem;
  border-radius: var(--radius);
  margin-bottom: 0rem;
}
.controls select,
#search-input,
#search-btn {
  padding: 1rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--glass);
  color: var(--text);
  backdrop-filter: blur(10px);
  font-size: 1rem;
  
  transition: var(--transition);
}
.controls select:hover,
#search-input:focus {
  background: rgba(255,255,255,0.08);
  border-color: var(--accent);
}
#search-btn {
  background: var(--accent);
  border: none;
  color: white;
  font-weight: 600;
  cursor: pointer;
}
#search-btn:hover {
  background: var(--accent-hover);
  transform: scale(1.04);
}

/* =================== GRID =================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 2rem;
  padding: 3rem 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* =================== CARD =================== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  animation: fadeInUp 0.6s ease both;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, var(--accent), transparent);
  opacity: 0;
  z-index: 0;
  transition: var(--transition);
}
.card:hover::before {
  opacity: 0.1;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.card h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  position: relative;
  z-index: 1;
}
.community {
  display: inline-block;
  background: var(--accent);
  color: white;
  font-size: 0.8rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
  margin-top: 0.20rem;
  position: relative;
  z-index: 1;
}
.meta, .blurb {
  font-size: 0.9rem;
  margin-top: 0.80rem;
  opacity: 0.85;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}
.stats {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.80rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}
.stats span {
  background: rgba(255,255,255,0.07);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  margin-top: 0.80rem;
}

/* =================== LINK BUTTON =================== */
.links {
  display: flex;
  justify-content: center;
  
  z-index: 2;
  position: relative;
}
.topic-link {
	margin-top: 0.80rem;
  padding: 0.90rem 1.3rem;
  background: var(--accent);
  color: white;
  font-weight: 600;
  border-radius: 60px;
  text-decoration: none;
  transition: var(--transition);
  text-align: center;
  width: 100%;
}
.topic-link:hover {
  background: var(--accent-hover);
  transform: scale(1.05);
}

/* =================== FOOTER =================== */
footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* =================== ANIMATIONS =================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =================== RESPONSIVE =================== */
@media (max-width: 768px) {
  #main-title { font-size: 2rem; }

  .controls {
    flex-direction: column;
    align-items: stretch;
  }

 
  .controls select {
  width: auto;         /* Remove 90% width */
  min-width: 130px;    /* Ensure readability */
  flex: 1;
}
  #search-input,
  #search-btn {
    width: 30%;
    border-radius: 60px;
  }

  .topic-link {
    width: 100%;
    text-align: center;
  }
}

/* =================== SCROLLBAR =================== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 5px;
}

/* ===================
   LOADING SPINNER AT TOP
=================== */
#loading-spinner {
  width: 40px;
  height: 40px;
  margin: 2rem auto 1rem;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  display: block;
  text-align: center;
}

.spinner.hidden,
#loading-spinner.hidden {
  display: none !important;
}

/* ==========
   TOAST
   ========== */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--dark-gradient);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  z-index: 1000;

  width: 80%;
  max-width: 500px;
  text-align: center;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-15px); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}


/* ===================
   LOAD MORE BUTTON
=================== */
.load-more-container {
  text-align: center;
  padding: 2rem 1rem 4rem;
}

.load-more-btn {
  padding: 1rem 2.2rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 30px;
  background: var(--accent);
  color: white;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
  transition: var(--transition);
  display: inline-block !important;
  margin-top: 1rem;
}

.load-more-btn:hover {
  transform: translateY(-4px) scale(1.03);
  background: var(--accent-hover);
  box-shadow: 0 12px 25px rgba(99, 102, 241, 0.5);
}

.load-more-btn:disabled {
  background: rgba(255, 255, 255, 0.2);
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
  color: #ccc;
}

/* Spinner Animation */
@keyframes spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
  .selectors-wrapper {
    flex-wrap: nowrap;     /* Prevent wrapping */
    overflow-x: auto;      /* Scroll if overflow happens */
  }

  .selectors-wrapper select {
    flex-shrink: 1;
  }

  .controls {
    flex-direction: column; /* Stack search below selectors */
    align-items: flex-start;
  }

  .search-container {
    margin-top: 1rem;
    width: 100%;
    justify-content: space-between;
  }
}

  .language-selector {
    display: none;
  }