:root {
  --bg0: #060914;
  --bg1: #0b1220;
  --panel: rgba(255, 255, 255, 0.06);
  --panelBorder: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.7);
  --accent: #7c5cff;
  --accent2: #22c55e;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(900px 600px at 15% 10%, rgba(124, 92, 255, 0.35), transparent 55%),
    radial-gradient(800px 500px at 80% 30%, rgba(34, 197, 94, 0.18), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  display: grid;
  place-items: center;
  overflow: hidden;
}

/* Arka plan "grid" ve yıldız hissi */
body::before {
  content: "";
  position: absolute;
  inset: -40%;
  background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  transform: translate3d(0, 0, 0);
  opacity: 0.35;
  animation: floatGrid 10s ease-in-out infinite;
  pointer-events: none;
}

body::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.18), transparent 40%),
    radial-gradient(circle at 70% 20%, rgba(124, 92, 255, 0.16), transparent 35%),
    radial-gradient(circle at 75% 65%, rgba(34, 197, 94, 0.12), transparent 38%);
  pointer-events: none;
}

@keyframes floatGrid {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(18px);
  }
  100% {
    transform: translateY(0);
  }
}

.loading-screen {
  position: relative;
  width: min(560px, 92vw);
  padding: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--panelBorder);
  border-radius: 22px;
  padding: 34px 26px;
  text-align: center;
  box-shadow:
    0 18px 55px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.spinner {
  width: 96px;
  height: 96px;
  margin: 0 auto 16px;
  position: relative;
}

/* "Ring" spinner */
.spinner::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--accent), var(--accent2), var(--accent));
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 12px), #000 calc(100% - 12px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 12px), #000 calc(100% - 12px));
  animation: spin 1s linear infinite;
}

.spinner::after {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.title {
  margin: 0 0 8px;
  font-size: clamp(28px, 3.2vw, 36px);
  letter-spacing: 0.2px;
  font-weight: 780;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.dots {
  display: inline-flex;
  gap: 6px;
}

.dots span {
  display: inline-block;
  font-weight: 900;
  opacity: 0.4;
  transform: translateY(0);
  animation: dotBounce 1.15s infinite;
}

.dots span:nth-child(1) {
  animation-delay: 0s;
}
.dots span:nth-child(2) {
  animation-delay: 0.15s;
}
.dots span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes dotBounce {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  50% {
    transform: translateY(-7px);
    opacity: 1;
  }
}

.subtitle {
  margin: 0 auto 18px;
  max-width: 44ch;
  color: var(--muted);
  line-height: 1.5;
}

.progress {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  position: relative;
}

.progress::before {
  content: "";
  position: absolute;
  inset: 0;
  width: 34%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.85), var(--accent));
  border-radius: 999px;
  transform: translateX(-120%);
  animation: progressMove 3s ease-in-out infinite;
}

@keyframes progressMove {
  0% {
    transform: translateX(-120%);
  }
  55% {
    transform: translateX(215%);
  }
  100% {
    transform: translateX(215%);
  }
}

.meta {
  margin: 14px 0 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

@media (prefers-reduced-motion: reduce) {
  body::before,
  .spinner::before,
  .dots span,
  .progress::before {
    animation: none !important;
  }
}