:root {
  --title-top: 12%;
  --title-left: 52%;
  --title-font-size: clamp(54px, 5vw, 68px);

  --about-top: 30%;
  --about-left: 11%;
  --about-max-width: 480px;
  --about-title-font-size: clamp(56px, 3vw, 70px);
  --about-text-font-size: clamp(20px, 1.6vw, 30px);
  --about-extra-font-size: clamp(13px, 1.5vw, 18px);

  --about-stroke-width: 0.4px;
  --about-stroke-color: rgba(0, 0, 0, 0.8);

  --drink-top: 46%;
  --drink-right: 8%;
  --drink-font-size: clamp(22px, 2.8vw, 34px);

  --duck-width: clamp(340px, 22vw, 420px);
  --duck-bottom: 5%;
  --duck-left: 63%;

  --bottle-width: clamp(110px, 3vw, 90px);
  --bottle-bottom: 10%;
  --bottle-left: 53%;

  --social-bottom: 5%;
  --social-left: 6%;
  --social-size: 66px;
  --social-gap: 14px;

  --drink-step: -37px;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Italiana", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: #000;
  overflow: hidden;
}

.scene {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background-image: url("bg-desert.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.scene-inner {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 2.2rem;
}

.site-title {
  position: absolute;
  top: var(--title-top);
  left: var(--title-left);
  transform: translateX(-50%);
  font-size: var(--title-font-size);
  color: #ffffff;
  letter-spacing: 0.14em;
  text-align: center;
  text-shadow: 0 0 10px rgba(0,0,0,0.25);
}

.about-block {
  position: absolute;
  top: var(--about-top);
  left: var(--about-left);
  max-width: var(--about-max-width);
  color: #ffffff;
  text-shadow: 0 0 6px rgba(0, 0, 0, 0.75);
}

.about-title {
  font-size: var(--about-title-font-size);
  margin-bottom: 0.4rem;
}

.about-text {
  font-size: var(--about-text-font-size);
  line-height: 1.35;
  margin-bottom: 0.7rem;
  text-shadow: none;
  -webkit-text-stroke: 0.1px rgba(255, 255, 255, 0.5);
  text-stroke: 0.1px rgba(255, 255, 255, 0.5);
  color: #ffffff;
}

.about-extra {
  font-size: var(--about-extra-font-size);
  line-height: 1.35;
}

.drink-btn {
  position: absolute;
  top: var(--drink-top);
  right: var(--drink-right);
  font-size: var(--drink-font-size);
  font-family: "Italiana", serif;
  color: #1c1207;
  padding: 0.35em 1.8em;
  border-radius: 999px;
  border: 1.5px solid rgba(0, 0, 0, 0.85);
  background: rgba(255, 242, 210, 0.75);
  backdrop-filter: blur(6px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.4),
    0 8px 22px rgba(0, 0, 0, 0.35);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.drink-btn::after {
  content: "💧";
  margin-left: 0.4em;
  font-size: 0.9em;
}

.drink-btn:hover {
  transform: translateY(-2px) scale(1.03);
  background: rgba(255, 248, 224, 0.9);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.6),
    0 10px 26px rgba(0, 0, 0, 0.45);
}

.drink-btn:active {
  transform: translateY(1px) scale(0.97);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.5),
    0 4px 10px rgba(0, 0, 0, 0.3);
}

.bottom-social {
  position: absolute;
  left: var(--social-left);
  bottom: var(--social-bottom);
  display: flex;
  gap: var(--social-gap);
}

.bottom-social-btn {
  width: var(--social-size);
  height: var(--social-size);
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease;
}

.bottom-social-btn:hover {
  transform: translateY(-2px) scale(1.06);
  filter: drop-shadow(0 0 8px rgba(0,0,0,0.9));
}

.bottom-social-btn:active {
  transform: translateY(0) scale(0.95);
}

.duck-character {
  position: absolute;
  width: var(--duck-width);
  left: var(--duck-left);
  bottom: var(--duck-bottom);
  pointer-events: none;
  transition: transform 0.3s ease-out;
}

.water-bottle {
  position: absolute;
  width: var(--bottle-width);
  left: var(--bottle-left);
  bottom: var(--bottle-bottom);
  pointer-events: none;
  transition: transform 0.3s ease-out;
}

@media (max-width: 900px) {
  :root {
    --about-max-width: 78vw;
    --about-top: 26%;
    --about-left: 7%;
    --title-top: 10%;
    --title-left: 50%;
    --drink-top: 68%;
    --drink-right: 10%;
    --duck-width: clamp(190px, 45vw, 260px);
    --duck-left: 58%;
    --duck-bottom: 4%;
    --bottle-left: 50%;
    --bottle-bottom: 11%;
    --social-bottom: 4%;
    --social-left: 7%;
    --social-size: 38px;
  }

  .scene-inner {
    padding: 1.5rem;
  }
}

@media (max-width: 600px) {
  :root {
    --about-max-width: 84vw;
    --about-text-font-size: 14px;
    --about-extra-font-size: 13px;
  }

  .scene-inner {
    padding: 1.1rem;
  }
}