/* =========================================================
   Dark Liquid Glass & Obsidian Frosted Glass Design System
   Typography: Albertus Nova
   Hero-31 Dark Luxury Layout + Liquid Glass Reflections
   ========================================================= */

@font-face {
  font-family: 'Albertus Nova';
  src: url('/static/fonts/Albertus-Medium.ttf') format('truetype');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Albertus';
  src: url('/static/fonts/Albertus-Medium.ttf') format('truetype');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

body {
  background-color: #05070a;
  color: #ffffff;
  overflow-x: hidden;
  font-family: 'Albertus Nova', 'Albertus', 'Plus Jakarta Sans', sans-serif;
}

/* Başlıklar ve Serif Alanları İçin Albertus Nova */
h1, h2, h3, h4, .font-serif, .font-albertus {
  font-family: 'Albertus Nova', 'Albertus', serif !important;
  letter-spacing: -0.015em;
}

/* Sabit Yüzen Koyu Cam Navbar (2x Büyütülmüş & Mat Sıvı Cam) */
.dark-liquid-nav {
  background: rgba(12, 16, 26, 0.75);
  backdrop-filter: blur(28px) saturate(140%);
  -webkit-backdrop-filter: blur(28px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 
    0 24px 60px rgba(0, 0, 0, 0.75),
    0 2px 14px rgba(56, 189, 248, 0.08),
    inset 0 1px 1px rgba(255, 255, 255, 0.2),
    inset 0 -1px 2px rgba(0, 0, 0, 0.35);
  border-radius: 9999px;
}

/* Kayan Sıvı Cam Kapsül Gösterge (Matte Frosted Liquid Glass Capsule) */
.dark-liquid-indicator {
  position: absolute;
  top: 3px;
  bottom: 3px;
  border-radius: 9999px;
  background: 
    radial-gradient(ellipse 130% 90% at 50% -15%, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.04) 50%, transparent 100%),
    linear-gradient(
      135deg, 
      rgba(255, 255, 255, 0.14) 0%, 
      rgba(56, 189, 248, 0.12) 45%, 
      rgba(52, 211, 153, 0.09) 80%,
      rgba(255, 255, 255, 0.10) 100%
    );
  backdrop-filter: blur(24px) saturate(140%) brightness(102%);
  -webkit-backdrop-filter: blur(24px) saturate(140%) brightness(102%);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 
    0 8px 24px rgba(0, 0, 0, 0.5),
    0 2px 12px rgba(56, 189, 248, 0.14),
    inset 0 1px 2px rgba(255, 255, 255, 0.35),
    inset 0 -1px 3px rgba(0, 0, 0, 0.3);
  transition: all 0.45s cubic-bezier(0.34, 1.45, 0.64, 1);
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

@media (min-width: 640px) {
  .dark-liquid-indicator {
    top: 5px;
    bottom: 5px;
  }
}

/* Sıvı Mercek Damla Üst Işık Yansıması (Matte Specular Highlight) */
.dark-liquid-indicator::before {
  content: '';
  position: absolute;
  top: 1px;
  left: 10%;
  right: 10%;
  height: 44%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0.02) 100%);
  border-radius: 9999px 9999px 40% 40%;
  pointer-events: none;
}

/* Sıvı Mercek Kostik Işıma (Subtle Matte Core) */
.dark-liquid-indicator::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background: radial-gradient(circle at 50% 50%, rgba(56, 189, 248, 0.14) 0%, transparent 75%);
  filter: blur(5px);
  pointer-events: none;
}

/* Navbar Linkleri & Sıvı Mercek Büyüteç Efekti (Lens Magnifier Effect) */
.dark-liquid-nav-item {
  position: relative;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.36s cubic-bezier(0.34, 1.45, 0.64, 1), 
              color 0.25s ease, 
              text-shadow 0.3s ease,
              letter-spacing 0.3s ease;
  transform-origin: center center;
  will-change: transform;
  text-decoration: none;
}

/* Mercek Büyüteç Etkisi: Sıvı camın olduğu yerdeki yazı mercek gibi büyür */
.dark-liquid-nav-item.liquid-lens-active {
  color: #ffffff !important;
  transform: scale(1.08);
  font-weight: 700 !important;
  text-shadow: 
    0 0 10px rgba(255, 255, 255, 0.45),
    0 0 20px rgba(56, 189, 248, 0.25);
  letter-spacing: 0.01em;
}

@media (min-width: 640px) {
  .dark-liquid-nav-item.liquid-lens-active {
    transform: scale(1.15);
    letter-spacing: 0.015em;
  }
}

/* Koyu Sıvı Cam Kartlar (Dark Liquid Glass Cards) */
.dark-liquid-card {
  background: rgba(13, 18, 30, 0.65);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 
    0 24px 60px rgba(0, 0, 0, 0.6),
    0 4px 20px rgba(56, 189, 248, 0.04),
    inset 0 1px 1px rgba(255, 255, 255, 0.25);
  border-radius: 1.75rem;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.dark-liquid-card:hover {
  background: rgba(18, 25, 42, 0.82);
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 
    0 35px 80px rgba(0, 0, 0, 0.8),
    0 8px 30px rgba(56, 189, 248, 0.15),
    inset 0 1.5px 2px rgba(255, 255, 255, 0.45);
  transform: translateY(-4px) scale(1.008);
}

/* Butonlar: Liquid Glass Primary & Secondary */
.dark-liquid-btn-primary {
  display: inline-flex;
  height: 3.25rem;
  align-items: center;
  gap: 0.6rem;
  background: #ffffff;
  color: #000000;
  padding-left: 1.75rem;
  padding-right: 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 9999px;
  box-shadow: 
    0 12px 30px rgba(255, 255, 255, 0.2),
    inset 0 2px 0px rgba(255, 255, 255, 1);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  font-family: 'Albertus Nova', 'Albertus', sans-serif;
}
.dark-liquid-btn-primary:hover {
  background: #f4f4f5;
  box-shadow: 
    0 16px 40px rgba(255, 255, 255, 0.3),
    inset 0 2px 0px rgba(255, 255, 255, 1);
  transform: translateY(-2px) scale(1.02);
}
.dark-liquid-btn-primary:active {
  transform: scale(0.96);
}

.dark-liquid-btn-glass {
  display: inline-flex;
  height: 3.25rem;
  align-items: center;
  gap: 0.6rem;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 9999px;
  box-shadow: 
    0 10px 30px rgba(0, 0, 0, 0.4),
    inset 0 1px 1px rgba(255, 255, 255, 0.3);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  font-family: 'Albertus Nova', 'Albertus', sans-serif;
}
.dark-liquid-btn-glass:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 
    0 14px 35px rgba(0, 0, 0, 0.5),
    inset 0 1px 2px rgba(255, 255, 255, 0.5);
}
.dark-liquid-btn-glass:active {
  transform: scale(0.96);
}

/* Rozet */
.dark-liquid-badge {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}