@font-face {
  font-family: "EveSansNeue";
  src: url("evesansneue-regular.otf") format("opentype");
  font-weight: normal;
  font-style: normal;
}

:root {
  /* Amarr Empire Palette - Refined HSL */
  --primary-gold: hsl(45, 70%, 55%);
  --primary-gold-glow: hsla(45, 70%, 55%, 0.3);
  --bright-gold: hsl(48, 89%, 72%);
  --muted-gold: hsl(43, 43%, 45%);
  --deep-burgundy: hsl(0, 70%, 15%);
  --onyx: hsl(0, 0%, 5%);
  --card-bg: hsla(0, 10%, 5%, 0.75);
  --glass-border: hsla(45, 70%, 55%, 0.3);

  /* UI Tokens */
  --text-primary: #ede7d9;
  --text-secondary: #bfa88f;
  --accent-glow: 0 0 30px var(--primary-gold-glow);
  --transition-smooth: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  --font-display: "EveSansNeue", sans-serif;
  --font-body: "EveSansNeue", sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background: var(--onyx) url("LW9R6.webp") no-repeat center center fixed;
  background-size: cover;
  color: var(--text-primary);
  line-height: 1.4;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

/* Nebula Overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(
      circle at 20% 30%,
      hsla(0, 70%, 15%, 0.2) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 70%,
      hsla(45, 70%, 55%, 0.1) 0%,
      transparent 50%
    ),
    rgba(0, 0, 0, 0.7);
  z-index: -1;
}

.container {
  width: 100%;
  max-width: 1100px;
  padding: 1rem 2rem;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

header {
  text-align: center;
  margin-bottom: 0.5rem;
  animation: slideDown 1s cubic-bezier(0.23, 1, 0.32, 1);
}

.logo {
  width: 70px;
  height: 70px;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 0 25px var(--primary-gold-glow));
  transition: var(--transition-smooth);
}

h1 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: 0.2rem;
  filter: drop-shadow(0 0 15px rgba(0, 0, 0, 0.8));
}

h2 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--primary-gold);
  letter-spacing: 0.5em;
  text-transform: uppercase;
  opacity: 0.9;
  font-weight: 400;
}

.calculator-card {
  background: var(--card-bg);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 2rem 3rem;
  box-shadow:
    0 50px 100px rgba(0, 0, 0, 0.8),
    inset 0 0 50px hsla(45, 70%, 55%, 0.05);
  position: relative;
  overflow: visible;
  animation: cardFadeIn 1.4s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Footer Styles */
.footer {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0.8;
  transition: var(--transition-smooth);
}

.footer-logo {
  width: 24px;
  height: 24px;
  filter: drop-shadow(0 0 5px var(--primary-gold-glow));
}

/* Ornate Accents removed */

.grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
}

@media (max-width: 960px) {
  body {
    height: auto;
    overflow-y: auto;
    padding: 3rem 1rem;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .calculator-card {
    padding: 2.5rem 1.5rem;
  }

  h1 {
    font-size: 2.2rem;
    letter-spacing: 0.15em;
  }
}

.input-area {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.input-group {
  position: relative;
  transition: var(--transition-smooth);
}

label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--primary-gold);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 400;
  transition: var(--transition-smooth);
}

.input-group:focus-within label {
  color: var(--bright-gold);
  transform: translateX(5px);
}

input[type="text"] {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  padding: 1rem;
  color: white;
  font-size: 1.1rem;
  font-family: var(--font-body);
  transition: var(--transition-smooth);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

input[type="text"]:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--primary-gold);
  box-shadow:
    0 0 20px var(--primary-gold-glow),
    inset 0 2px 4px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.presets {
  display: flex;
  gap: 0.8rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.preset-btn {
  background: hsla(45, 70%, 55%, 0.08);
  border: 1px solid hsla(45, 70%, 55%, 0.2);
  color: var(--text-secondary);
  padding: 0.6rem 1.2rem;
  font-size: 0.75rem;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 400;
}

.preset-btn:hover {
  background: var(--primary-gold);
  color: var(--onyx);
  border-color: var(--primary-gold);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px var(--primary-gold-glow);
}

.checkbox-group {
  margin-top: 1rem;
}

.checkbox-item {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  transition: var(--transition-smooth);
}

.checkbox-item:hover {
  color: var(--text-primary);
}

.checkbox-item input {
  display: none;
}

.checkbox-custom {
  width: 22px;
  height: 22px;
  border: 2px solid var(--primary-gold);
  margin-right: 15px;
  position: relative;
  transition: var(--transition-smooth);
  border-radius: 6px;
}

.checkbox-item:hover .checkbox-custom {
  background: hsla(45, 70%, 55%, 0.15);
  box-shadow: 0 0 10px var(--primary-gold-glow);
}

.checkbox-item input:checked + .checkbox-custom {
  background: var(--primary-gold);
  box-shadow: 0 0 15px var(--primary-gold-glow);
}

.checkbox-item input:checked + .checkbox-custom::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--onyx);
  font-weight: 400;
  font-size: 1rem;
}

.result-area {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-left: 1px solid hsla(45, 70%, 55%, 0.15);
  padding-left: 4rem;
  text-align: center;
}

@media (max-width: 960px) {
  .result-area {
    border-left: none;
    border-top: 1px solid hsla(45, 70%, 55%, 0.15);
    padding-left: 0;
    padding-top: 3rem;
  }
}

.reward-display {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

.reward-label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3em;
}

.reward-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--primary-gold);
  line-height: 1.1;
  word-break: break-all;
  text-shadow: 0 0 40px var(--primary-gold-glow);
  transition: var(--transition-smooth);
}

.reward-value.updated {
  animation: rewardPulse 0.5s ease-out;
}

.reward-ipj {
  font-size: 1.2rem;
  color: var(--text-secondary);
  opacity: 0.8;
  letter-spacing: 0.05em;
}

.button-group {
  display: flex;
  gap: 1.2rem;
  width: 100%;
  margin-top: 2rem;
}

.btn-copy {
  flex: 2;
  background: linear-gradient(135deg, #1a1a1a, #0a0a0a);
  color: var(--primary-gold);
  border: 1px solid var(--primary-gold);
  padding: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 400;
  font-family: var(--font-display);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-smooth);
  font-size: 0.9rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.btn-copy:hover {
  background: var(--primary-gold);
  color: var(--onyx);
  box-shadow: 0 8px 25px var(--primary-gold-glow);
  transform: translateY(-3px);
}

.btn-copy:active {
  transform: translateY(-1px);
}

.btn-copy.copied {
  background: #27ae60;
  color: white;
  border-color: #27ae60;
}

.btn-clear {
  flex: 1;
  background: transparent;
  color: hsla(45, 70%, 55%, 0.6);
  border: 1px solid hsla(45, 70%, 55%, 0.3);
  padding: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 400;
  font-family: var(--font-display);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-smooth);
  font-size: 0.9rem;
}

.btn-clear:hover {
  background: hsla(45, 70%, 55%, 0.1);
  color: var(--primary-gold);
  border-color: var(--primary-gold);
  transform: translateY(-3px);
}

/* Animations */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes rewardPulse {
  0% {
    transform: scale(1);
    text-shadow: 0 0 40px var(--primary-gold-glow);
  }
  50% {
    transform: scale(1.05);
    text-shadow: 0 0 60px var(--primary-gold);
  }
  100% {
    transform: scale(1);
    text-shadow: 0 0 40px var(--primary-gold-glow);
  }
}

/* Contract Requirements Section */
.contract-requirements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid hsla(45, 70%, 55%, 0.15);
}

.req-card {
  background: hsla(255, 255%, 255%, 0.02);
  border: 1px solid hsla(45, 70%, 55%, 0.1);
  padding: 1.2rem;
  border-radius: 12px;
  text-align: center;
  transition: var(--transition-smooth);
}

.req-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.6rem;
}

.req-value {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--primary-gold);
  letter-spacing: 0.05em;
}

.req-value-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
}

.btn-mini-copy {
  background: hsla(45, 70%, 55%, 0.1);
  border: 1px solid hsla(45, 70%, 55%, 0.2);
  color: var(--primary-gold);
  padding: 0.3rem 0.6rem;
  font-size: 0.65rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.btn-mini-copy:hover {
  background: var(--primary-gold);
  color: var(--onyx);
}

.btn-mini-copy.copied {
  background: #27ae60;
  border-color: #27ae60;
  color: white;
}

@media (max-width: 960px) {
  .contract-requirements {
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 2rem;
  }
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--onyx);
}

::-webkit-scrollbar-thumb {
  background: var(--muted-gold);
  border-radius: 10px;
  border: 3px solid var(--onyx);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-gold);
}