/* ==================== GLOBAL BASE & LAYOUT ==================== */
* {
  transition: color 0.3s var(--transition),
    background-color 0.3s var(--transition), border-color 0.3s var(--transition),
    box-shadow 0.3s var(--transition), transform 0.25s var(--transition);
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  cursor: url("../asset/Cursor.cur") 32 32, auto;
}

body.cursor-hidden,
body.cursor-hidden * {
  cursor: none !important;
}

button,
.btn,
input,
select,
option,
.hero-input,
.difficulty-select {
  cursor: url("../asset/Cursor.cur") 32 32, auto !important;
}

html {
  scroll-behavior: smooth;
  font-size-adjust: 0.52;
}

body {
  font-family: "Poppins", sans-serif;
  min-height: 100vh;
  padding: 0;
  color: var(--text-light);
  background: transparent;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

/* Background Layers */
#bg-image {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: url("../asset/shieldhero.webp") no-repeat center center/cover;
  z-index: -3;
}

body.shield-mode #bg-image {
  background-image: url("../asset/shieldmode.webp");
  filter: saturate(1.04) contrast(1.02);
}

#bg-overlay {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-overlay-wrath);
  z-index: -2;
  transition: background 0.6s ease;
}

#particles-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

/* App Container */
.container {
  width: min(100% - 40px, 900px);
  max-width: 900px;
  height: auto;
  background: var(--container-bg-wrath);
  border: 2px solid var(--primary);
  border-radius: 24px;
  padding: 40px 32px;
  margin: 20px auto;
  position: relative;
  z-index: 1;
  backdrop-filter: blur(16px);
  box-shadow: 0 0 50px var(--glow-1), 0 0 100px rgba(255, 68, 68, 0.3),
    0 20px 60px rgba(0, 0, 0, 0.4), inset 0 0 80px rgba(255, 68, 68, 0.08);
  animation: containerGlow 4s infinite ease-in-out;
}

.container.entered {
  animation: containerFadeIn 0.6s ease;
}

@keyframes containerFadeIn {
  0% {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes containerGlow {
  0%, 100% {
    box-shadow: 0 0 50px var(--glow-1), 0 0 100px var(--glow-1), inset 0 0 80px rgba(255, 68, 68, 0.08);
  }
  50% {
    box-shadow: 0 0 70px var(--glow-1), 0 0 120px var(--glow-2), inset 0 0 100px rgba(255, 68, 68, 0.12);
  }
}

/* Loading Screen */
#loadingScreen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(10, 0, 0, 0.98) 0%, rgba(30, 5, 5, 0.95) 25%, rgba(15, 0, 0, 0.98) 50%, rgba(25, 3, 3, 0.96) 75%, rgba(5, 0, 0, 1) 100%);
  backdrop-filter: blur(12px);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#loadingScreen.fade-out {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.hidden {
  display: none !important;
}

.loader-wrap {
  text-align: center;
}

.loader-text {
  font-family: "Cinzel", serif;
  font-size: 24px;
  color: var(--primary);
  margin-top: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.loader-sub {
  font-size: 14px;
  color: var(--text-medium);
  margin-top: 6px;
}

.floating-characters {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  margin: 20px 0;
}

.char {
  filter: drop-shadow(0 0 15px var(--glow-1));
}

.char-raphtalia {
  animation: floatRaphtalia 3s infinite ease-in-out;
}

.char-naofumi {
  animation: floatNaofumi 3.5s infinite ease-in-out;
}

@keyframes floatRaphtalia {
  0%, 100% { transform: translateY(0) rotate(-3deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}

@keyframes floatNaofumi {
  0%, 100% { transform: translateY(0) rotate(3deg); }
  50% { transform: translateY(-10px) rotate(-2deg); }
}

#loaderShield {
  animation: loaderPulse 2s infinite ease-in-out;
  filter: drop-shadow(0 0 20px var(--glow-1));
}

@keyframes loaderPulse {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 20px var(--glow-1)); }
  50% { transform: scale(1.12); filter: drop-shadow(0 0 35px var(--glow-2)); }
}

.loader-progress-container {
  width: 320px;
  margin: 20px auto 0;
}

.loader-progress-bar {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  overflow: hidden;
}

.loader-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width 0.2s ease;
  box-shadow: 0 0 15px var(--glow-1);
}

.loader-progress-text {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-medium);
  margin-top: 8px;
  font-weight: 600;
}