:root {
  --glass-bg-base: rgba(200, 220, 255, 0.08);
  --glass-input-bg: rgba(200, 220, 255, 0.05);
  --glass-message-bg: rgba(0, 0, 0, 0.45);
  --glass-border-light: rgba(200, 220, 255, 0.18);
  --glass-border-dark: rgba(200, 220, 255, 0.1);
  --glass-shadow: rgba(0, 0, 0, 0.35);

  --text-color: #f0f0f0;
  --accent-color: #444;
  --accent-glow: rgba(0, 0, 0, 0.18);

  --button-gradient-start: #232323;
  --button-gradient-end: #353535;
  --button-hover-start: #444;
  --button-hover-end: #232323;
  --button-active-start: #111;
  --button-active-end: #353535;
  --success-color: #4a974e;
  --error-color: #e57373;

  --gold-color: #ffd587;
}

.center-flex-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0px;
  min-height: 80vh;
  width: 100vw;
  position: relative;
  z-index: 2;
  flex-direction: row; /* default: calculator left, image right */
}

body.layout-swapped .center-flex-row {
  flex-direction: row-reverse; /* swap: image left, calculator right */
}

body {
  font-family: "Poppins", sans-serif;
  background-image: url("images/background-3.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--text-color);
  min-height: 100vh;
  margin: 0;
  padding: 20px 20px 70px 20px;
  box-sizing: border-box;
  overflow: hidden;
  position: relative;
  z-index: 0;
}

#dynamic-image-layer {
  position: relative;
  width: 40vw;
  max-width: 600px;
  min-width: 320px;
  height: 70vh;
  max-height: 700px;
  background-size: contain;
  background-position: center right;
  background-repeat: no-repeat;
  z-index: 2;
}

#dynamic-image-hover-area {
  position: absolute;
  top: 15%;
  left: 15%;
  width: 70%;
  height: 70%;
  z-index: 3;
}

#dark-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0));
  z-index: 1;
}

#calculator-container {
  position: relative;
  left: auto;
  right: auto;
  top: auto;
  transform: none;
  background: rgba(255, 255, 255, 0);
  border-radius: 20px;
  border: 1px solid var(--glass-border-light);
  box-shadow: 0 8px 32px 0 var(--glass-shadow),
    inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(42px);
  -webkit-backdrop-filter: blur(42px);
  box-sizing: border-box;
  z-index: 3;
  flex-shrink: 0;
  transition: none;
  padding: 40px 50px;
  width: 100%;
  max-width: 450px;
}

#calculator-logo {
  width: 80%;
  max-width: 300px;
  height: auto;
  display: block;
  margin: 0 auto 30px auto;
}

.input-group {
  margin-bottom: 20px;
  text-align: left;
}

label {
  display: block;
  margin-bottom: 10px;
  font-weight: bold;
  color: var(--text-color);
  font-size: 1.1em;
}

select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--glass-border-dark);
  border-radius: 12px;
  background: var(--glass-input-bg);
  color: var(--text-color);
  font-size: 1.1em;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  cursor: pointer;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  background-image: url('data:image/svg+xml;utf8,<svg fill="%23f0f0f0" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>');
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 24px auto;
}

select:focus {
  outline: none;
  border-color: var(--accent-color);
  background: rgba(200, 220, 255, 0.1);
}

select option {
  background-color: #1b1b1b;
  color: var(--text-color);
}

select option:checked,
select option:hover {
  background-color: rgb(85, 134, 62);
  color: #fff;
}

button {
  padding: 16px 30px;
  border-radius: 15px;
  font-size: 1.25em;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
  margin-top: 10px;
  background: rgba(30, 30, 30, 0.65);
  color: #ededed;
  border: 1.5px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.18),
    0 1.5px 8px 0 rgba(0, 0, 0, 0.12) inset;
  font-family: "Cinzel", serif;
}

button:hover {
  background: linear-gradient(
    135deg,
    var(--button-hover-start),
    var(--button-hover-end)
  );
  box-shadow: 0 10px 25px var(--accent-glow),
    inset 0 0 0 1px rgba(255, 255, 255, 0.3);
  transform: translateY(-5px);
}

button:active {
  background: linear-gradient(
    135deg,
    var(--button-active-start),
    var(--button-active-end)
  );
  box-shadow: 0 2px 10px rgba(100, 181, 246, 0.2),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  transform: translateY(0);
}

#result {
  margin-top: 16px;
  padding: 12px 24px;
  background: var(--glass-message-bg);
  text-align: center;
  border: 1px solid var(--glass-border-dark);
  border-radius: 15px;
  font-size: 1.2em;
  color: var(--text-color);
  font-weight: bold;
  display: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#result.highlight-success {
  background-image: linear-gradient(
    to right,
    transparent 10%,
    rgba(129, 199, 132, 0.6) 50%,
    transparent 90%
  );
  background-repeat: no-repeat;
  background-size: 200% 100%;
  background-position: 100% 0;
  animation: sweep-gradient-reverse 0.8s ease-out forwards;
}

@keyframes sweep-gradient-reverse {
  from {
    background-position: 100% 0;
  }

  to {
    background-position: -100% 0;
  }
}

#error {
  margin-top: 10px;
  padding: 10px;
  background: var(--glass-message-bg);
  border: 1px solid var(--glass-border-dark);
  border-radius: 15px;
  font-size: 1.1em;
  color: var(--error-color);
  font-weight: bold;
  display: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#result .rune-value {
  color: var(--gold-color);
}

#swapLayoutBtn {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  box-sizing: border-box;
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
  background: linear-gradient(
    135deg,
    var(--button-gradient-start),
    var(--button-gradient-end)
  );
  color: #fff;
  padding: 10px;
  border: none;
  border-radius: 0;
  font-size: 1em;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.4);
  font-family: "Cinzel", serif;
  text-align: center;
  z-index: 10;
}

#swapLayoutBtn:hover {
  opacity: 1;
  background: linear-gradient(
    135deg,
    var(--button-hover-start),
    var(--button-hover-end)
  );
  transform: none;
}

#swapLayoutBtn:active {
  background: linear-gradient(
    135deg,
    var(--button-active-start),
    var(--button-active-end)
  );
}

body.layout-swapped #calculator-container {
  left: auto;
}

body.layout-swapped #dynamic-image-layer {
  right: auto;
  background-position: center left;
}

#boss-countdown {
  position: relative;
  z-index: 10;
  bottom: 50px;
  text-align: center;
}

.countdown-separator {
  color: #aaa;
  font-size: 1.2em;
  font-weight: 600;
  visibility: hidden;
}

.boss-upcoming {
  font-family: "Cinzel", serif;
  font-weight: 700;
  color: #cecece;
  font-size: 1em;
  letter-spacing: 1px;
}

.countdown-endtime {
  color: #cecece;
  border-radius: 6px;
  font-size: 1em;
  font-weight: 600;
  font-family: "Poppins", serif;
}

.countdown-main {
  font-size: 1.5em;
  font-weight: 700;
  font-family: "Cinzel", serif;
  color: var(--gold-color);
  letter-spacing: 1px;
  margin-top: 6px;
}

.countdown-digits {
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--glass-message-bg);
  border-radius: 16px;
  padding: 12px 0;
  font-family: "Cinzel", serif;
  font-size: 1.2em;
  font-weight: bold;
  color: #f8f9f3;
  letter-spacing: 6px;
  margin: 0 auto;
  box-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.18),
    0 1.5px 8px 0 rgba(0, 0, 0, 0.12) inset;
  min-width: 0;
  width: 75%;
  max-width: 260px;
  position: relative;
  border: 1.5px solid rgba(255, 255, 255, 0.18);
  overflow: hidden;
}

.countdown-digits .colon {
  color: #aaa;
  opacity: 0.7;
}

.affinity-icon {
  width: 1em;
  height: 1em;
  min-width: 1em;
  min-height: 1em;
  max-width: 1em;
  max-height: 1em;
  vertical-align: -0.18em;
  border-radius: 6px;
  object-fit: cover;
  object-position: center;
  display: inline-block;
}

.countdown-current {
  position: relative;
  cursor: pointer;
}

.countdown-current:hover ~ .countdown-digits > span {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}

.countdown-current:hover ~ .countdown-digits::after {
  content: "Weak to " attr(data-affinity);
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  inset: 0;
  background: rgba(30, 30, 30, 0.92);
  font-size: 1.1em;
  font-family: "Cinzel", serif;
  border-radius: 16px;
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
  letter-spacing: 1px;
}

.countdown-digits[data-affinity=""]::after,
.countdown-current:hover ~ .countdown-digits[data-affinity=""]::after {
  display: none;
}

.countdown-digits .weakness-message {
  display: flex;
  opacity: 0;
  transition: opacity 0.25s;
  position: absolute;
  inset: 0;
  background: rgb(20, 20, 20);
  color: #ececec;
  font-size: clamp(0.7em, 4vw, 1.1em);
  font-family: "Cinzel", serif;
  border-radius: 16px;
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
  letter-spacing: 0px;
  align-items: center;
  justify-content: center;
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.countdown-digits.show-weakness .weakness-message {
  opacity: 1;
  display: flex;
}

.affinity-fire {
  color: #ff9800;
}
.affinity-lightning {
  color: #ffeda4;
}
.affinity-madness {
  color: #ffca37;
}
.affinity-holy {
  color: #c5b662;
}
.affinity-poison {
  color: #3fdf3f;
}

.boss-resistance-img {
  position: fixed;
  left: 50%;
  bottom: 80px;
  transform: translateX(-50%) translateY(0%);
  z-index: 1000;
  max-width: 100%;
  width: 70vw;
  min-width: 180px;
  box-shadow: 0 4px 24px #000a, 0 1.5px 0 #fff2 inset;
  border-radius: 12px;
  background: #181c22e6;
  padding: 8px 12px 10px 12px;
  pointer-events: none;
  opacity: 0;
  display: flex;
  transition: opacity 0.25s;
}

.boss-resistance-img.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ==================================== */
/* === MOBILE MEDIA QUERY STYLES ==== */
/* ==================================== */
@media (max-width: 1000px) {
  body {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    min-height: 100vh;
    padding: 0;
    overflow-y: auto;
  }

  #dynamic-image-layer {
    display: none;
  }

  .center-flex-row {
    min-height: unset;
  }

  #calculator-container,
  #boss-countdown {
    width: 90vw;
    max-width: 425px;
    box-sizing: border-box;
    margin: 0 auto;
  }

  #calculator-container {
    margin: 24px auto 16px auto;
    padding: 32px;
    font-size: min(5vw, 1.2em);
  }

  #calculator-container label,
  #calculator-container select,
  #calculator-container button {
    font-size: min(5vw, 1.1em);
  }

  #result,
  #error {
    font-size: min(5vw, 1.1em);
    padding: 10px 8px;
  }

  #boss-countdown {
    margin: auto 0px 18px 0px;
    position: relative;
    left: auto;
    bottom: auto;
    transform: none;
    z-index: 10;
    border-radius: 20px;
    border: 1px solid var(--glass-border-light);
    box-shadow: 0 8px 32px 0 var(--glass-shadow),
      inset 0 0 0 1px rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(42px);
    -webkit-backdrop-filter: blur(42px);
    text-align: center;
    color: var(--text-color);
    padding: 16px;
  }

  #swapLayoutBtn {
    display: none;
  }

  .countdown-main {
    font-size: min(7vw, 1.4em);
    margin-top: 14px;
  }

  .countdown-endtime {
    font-size: min(5vw, 1em);
  }

  .boss-upcoming {
    font-size: min(5vw, 1em);
  }

  .countdown-digits .weakness-message {
    font-size: min(6vw, 1em);
    white-space: normal;
    line-height: 1.2;
    padding: 0 8px;
    word-break: break-word;
    text-align: center;
    justify-content: center;
    align-items: center;
    display: flex;
  }
}