@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=VT323&display=swap');

:root {
  --bg-world:       #1c202a; 
  --bg-navbar:      #161921; 
  --bg-panel:       #242936; 
  --bg-panel-alt:   #2a303f; 

  --ui-border:      #333a4d; 
  --ui-border-hi:   #47516b; 
  
  --text-main:      #ffffff; 
  --text-muted:     #a2a8b5; 
  
  --gold:           #da8511; 
  --color-melee:    #e04040; 
  --color-ranger:   #3485ff; 
  --color-mage:     #a85cff; 
  --color-summon:   #1cd187; 

  --font-pixel:     'VT323', monospace;
  --font-body:      'Inter', sans-serif;

  --radius-sm:      2px;
  --radius-md:      4px; 
  --radius-lg:      4px; 

  --transition:     0.1s ease-in-out;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--bg-world);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4 { 
  font-family: var(--font-pixel); 
  font-weight: 400; 
  letter-spacing: 0.5px; 
}

a { 
  color: #5891ff; 
  text-decoration: none; 
  transition: color var(--transition);
}
a:hover { color: #ffffff; text-decoration: underline; }

ul { list-style: none; }
strong { color: #ffffff; font-weight: 600; }

.topbar {
  background-color: var(--bg-navbar);
  border-bottom: 3px solid var(--gold); 
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 75px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-family: var(--font-pixel);
  font-size: 2.3rem;
  color: var(--gold);
  text-transform: uppercase;
  display: flex;
  align-items: center;
}
.logo span { color: #ffffff; margin-left: 6px; }

.nav-container { 
  display: flex; 
  align-items: center; 
  gap: 24px; 
  margin-left: auto;
}

.nav-links { display: flex; gap: 4px; }

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav-links a:hover {
  background-color: var(--bg-panel);
  color: #ffffff;
  text-decoration: none;
}

.nav-links a.active {
  background-color: var(--bg-panel);
  color: var(--gold);
  border: 1px solid var(--ui-border);
  border-bottom: none; 
}

.container { max-width: 1100px; margin: 0 auto; padding: 40px 24px 80px; }
.page-hero { text-align: center; padding: 40px 24px; }
.page-title { font-size: 4rem; color: #ffffff; line-height: 1.1; margin-bottom: 8px; }
.page-subtitle { font-size: 0.95rem; color: var(--gold); text-transform: uppercase; letter-spacing: 2px; font-weight: 600; }

.panel, .info-box, .login-card, .tip-card {
  background-color: var(--bg-panel);
  border-radius: var(--radius-md); 
  border: 1px solid var(--ui-border);
  padding: 28px; 
  margin-bottom: 32px;
  position: relative;
  overflow: hidden;
}

.section-header, .info-box h4, .login-card h2, .tip-title { 
  font-family: var(--font-pixel); 
  font-size: 2rem; 
  margin: -28px -28px 24px -28px; 
  padding: 14px 24px;
  background-color: rgba(0, 0, 0, 0.2); 
  border-bottom: 1px solid var(--ui-border);
  color: #ffffff; 
  display: flex; 
  align-items: center; 
  gap: 12px; 
}

.info-box h4, .tip-title { font-size: 1.6rem; color: var(--gold); }
.login-card h2 { justify-content: center; font-size: 2.2rem; }

.melee .section-header { border-bottom: 2px solid var(--color-melee); color: var(--color-melee); }
.ranger .section-header { border-bottom: 2px solid var(--color-ranger); color: var(--color-ranger); }
.mage .section-header { border-bottom: 2px solid var(--color-mage); color: var(--color-mage); }
.summoner .section-header { border-bottom: 2px solid var(--color-summon); color: var(--color-summon); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px; }
.info-box { margin-bottom: 0; gap: 12px; } 

.info-box:hover, .panel:hover {
  border-color: var(--ui-border-hi);
}

.media-placeholder {
  background: rgba(0,0,0,0.15);
  border: 1px solid var(--ui-border);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-family: var(--font-pixel); font-size: 1.3rem;
  padding: 40px; margin: 20px 0;
}

.video-wrapper {
  margin: 24px 0; 
  border-radius: var(--radius-md); 
  border: 1px solid var(--ui-border);
  background: #000;
  overflow: hidden; 
  width: 100%;      
}

.video-wrapper video { 
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain; 
}

.login-wrapper { display: flex; justify-content: center; align-items: center; min-height: calc(100vh - 220px); padding: 40px 24px; }
.login-card { width: 100%; max-width: 420px; margin-bottom: 0; }
.login-subtitle { font-size: 0.95rem; color: var(--text-muted); margin-top: -12px; margin-bottom: 24px; text-align: center; }
.form-group { margin-bottom: 20px; text-align: left; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 500; color: var(--text-muted); margin-bottom: 6px; }

.form-input { 
  width: 100%; padding: 10px 14px; 
  background-color: var(--bg-world); 
  border: 1px solid var(--ui-border); 
  border-radius: var(--radius-sm); 
  color: var(--text-main); font-family: var(--font-body); font-size: 0.95rem; 
}
.form-input:focus { border-color: var(--gold); outline: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-body); font-size: 0.95rem; font-weight: 500; padding: 8px 20px;
  border-radius: var(--radius-sm); 
  background-color: var(--bg-world); color: #ffffff; cursor: pointer; border: 1px solid var(--ui-border);
  transition: all var(--transition);
}
.btn:hover { background-color: var(--ui-border); border-color: var(--ui-border-hi); text-decoration: none; }

.btn-gold { border-color: var(--gold); color: var(--gold); }
.btn-gold:hover { background-color: var(--gold); color: #000000; }
.btn-blue { border-color: var(--color-ranger); color: var(--color-ranger); }
.btn-blue:hover { background-color: var(--color-ranger); color: #ffffff; }
.btn-red { border-color: var(--color-melee); color: var(--color-melee); }
.btn-red:hover { background-color: var(--color-melee); color: #ffffff; }
.btn-green { border-color: var(--color-summon); color: var(--color-summon); }
.btn-green:hover { background-color: var(--color-summon); color: #ffffff; }

.hub-grid, .boss-cards-grid, .gear-grid, .tips-grid { display: grid; gap: 24px; }
@media(min-width: 900px) {
  .hub-grid { grid-template-columns: repeat(3, 1fr); }
  .boss-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .gear-grid, .tips-grid { grid-template-columns: repeat(3, 1fr); }
}

.tip-card { margin-bottom: 0; gap: 8px; }

.stats-row { display: flex; background-color: var(--bg-panel); border: 1px solid var(--ui-border); border-radius: var(--radius-md); overflow: hidden; margin-bottom: 56px; }
.stat-item { flex: 1; padding: 24px; text-align: center; border-right: 1px solid var(--ui-border); }
.stat-item:last-child { border-right: none; }
.stat-num { font-family: var(--font-pixel); font-size: 3rem; color: var(--gold); line-height: 1; display: block; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; margin-top: 4px; font-weight: 600; }

.boss-list { display: flex; flex-direction: column; background: var(--bg-panel); border: 1px solid var(--ui-border); border-radius: var(--radius-md); overflow: hidden; }
.boss-row { display: flex; align-items: center; gap: 20px; padding: 18px 24px; border-bottom: 1px solid var(--ui-border); transition: background-color var(--transition); }
.boss-row:last-child { border-bottom: none; }
.boss-row:hover { background: var(--bg-panel-alt); }
.boss-num { font-family: var(--font-pixel); font-size: 1.5rem; color: var(--text-muted); width: 30px; text-align: right; }
.boss-name-block { flex: 1; }
.boss-name { font-family: var(--font-pixel); font-size: 1.7rem; color: #ffffff; }
.boss-strategy-preview { font-size: 0.9rem; color: var(--text-muted); margin-top: 2px; }

.boss-tag { font-size: 0.75rem; font-weight: 600; padding: 4px 10px; border-radius: var(--radius-sm); text-transform: uppercase; border: 1px solid; white-space: nowrap; }
.tag-pre { color: var(--color-summon); border-color: var(--color-summon); }
.tag-hard { color: var(--color-melee); border-color: var(--color-melee); }
.hardmode-divider { padding: 16px 24px; font-family: var(--font-pixel); font-size: 1.2rem; color: var(--color-melee); text-transform: uppercase; text-align: center; border-bottom: 1px solid var(--ui-border); background: var(--bg-panel-alt); letter-spacing: 2px; }

.checklist { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.check-item { display: flex; gap: 12px; align-items: flex-start; color: var(--text-main); font-size: 0.95rem; }
.check-bullet { width: 5px; height: 5px; border-radius: 0%; background: var(--gold); margin-top: 8px; flex-shrink: 0; }

.site-footer {
  border-top: 3px solid var(--gold);
  padding: 40px 24px;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 64px;
  background: var(--bg-navbar);
}

.footer-container { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 28px; }
.footer-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

.footer-card {
  background: var(--bg-panel);
  border: 1px solid var(--ui-border);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
  text-decoration: none;
}
.footer-card:hover { border-color: var(--ui-border-hi); background: var(--bg-panel-alt); text-decoration: none; }
.footer-icon { font-size: 1.1rem; }

.footer-feedback-container { max-width: 600px; margin: 0 auto; width: 100%; }
.footer-form-row { display: flex; gap: 10px; justify-content: center; }
.form-input.footer-input { border-radius: var(--radius-sm); padding: 10px 16px; background: var(--bg-world); max-width: 300px; }

.btn-footer-submit { 
  font-family: var(--font-pixel); font-size: 1.2rem; padding: 0 20px; 
  white-space: nowrap; height: 42px; border-radius: var(--radius-sm);
  background: var(--gold); color: #000000; border: none; cursor: pointer;
}
.btn-footer-submit:hover { background: #ffffff; color: #000000; }

.footer-bottom { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--ui-border); padding-top: 24px; }
.footer-logo { font-family: var(--font-pixel); font-size: 1.5rem; color: var(--gold); }

.guide-image {
    width: 100%;
    max-width: 750px;     
    aspect-ratio: 16 / 9; 
    object-fit: contain;  
    background-color: rgba(0, 0, 0, 0.2); 
    display: block;
    margin: 0 auto;       
    border-radius: var(--radius-sm); 
    border: 1px solid var(--ui-border); 
}

@media (max-width: 1024px) {
  .topbar {
    padding: 0 16px;
  }
  .nav-container {
    gap: 12px;
  }
  .nav-links a {
    padding: 6px 10px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .topbar {
    height: auto;
    padding: 16px 20px;
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .nav-container {
    flex-direction: column;
    width: 100%;
    gap: 16px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    width: 100%;
  }

  .nav-links a {
    padding: 6px 10px;
    font-size: 0.9rem;
  }

  .nav-links a.active {
    border-bottom: 1px solid var(--ui-border); 
  }

  .btn-gold {
    width: 100%;
    max-width: 200px; 
  }

  .container {
    padding: 20px 16px 60px;
  }
  
  .page-title {
    font-size: 2.5rem;
  }
  
  .two-col {
    grid-template-columns: 1fr; 
    gap: 16px;
  }
  
  .stats-row {
    flex-direction: column;
  }
  
  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--ui-border);
  }
  
  .stat-item:last-child {
    border-bottom: none;
  }

  .boss-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
  }
  
  .boss-num {
    text-align: left;
    width: auto;
  }
  
  .boss-tag {
    align-self: flex-start;
  }

  .footer-actions { 
    flex-direction: column; 
    gap: 8px; 
  }
  .footer-card { 
    width: 100%; 
    justify-content: center; 
  }
  .footer-form-row { 
    flex-direction: column; 
    align-items: stretch; 
  }
  .footer-bottom { 
    flex-direction: column; 
    gap: 12px; 
    text-align: center; 
  }
}