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

/* BODY */
body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at 20% 20%, #0f3d2e, #05050a 60%);
  color: #fff;
  min-height: 100vh;

  display: block;
  margin: 0;
  padding: 10px 0 40px;
}

/* APP */
.app {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* STEP */
.step {
  display: none;
}
.step.active {
  display: block;
}

/* CARD */
.card {
  background: rgba(255,255,255,0.04);
  border-radius: 22px;
  padding: 30px;
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(25px);
  box-shadow:
    0 30px 80px rgba(0,0,0,0.6),
    0 0 60px rgba(0,255,156,0.08);
}

/* TEXT */
h1 {
  font-size: 30px;
  margin-bottom: 10px;
}

p {
  opacity: 0.6;
  margin-bottom: 20px;
}

/* INPUT */
input {
  width: 100%;
  padding: 18px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.1);
  background: #0c0c12;
  color: white;
  font-size: 18px;
  margin-bottom: 25px;
}

input:focus {
  outline: none;
  border-color: #00ff9c;
  box-shadow: 0 0 15px rgba(0,255,156,0.25);
}

/* PRIMARY BUTTON */
.primary {
  width: 100%;
  padding: 16px;
  border-radius: 14px;
  border: none;
  font-weight: 600;
  cursor: pointer;

  background: linear-gradient(90deg, #00ff9c, #ff00e5);
  color: #000;

  transition: 0.25s;
}

.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255,0,200,0.3);
}

/* NAV */
.nav {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.nav button {
  flex: 1;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  border: none;
  color: white;
  cursor: pointer;
  transition: 0.2s;
}

.nav button:hover {
  background: rgba(255,255,255,0.12);
}

/* SERVICES */
.service-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.service-btn {
  padding: 18px;
  border-radius: 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  cursor: pointer;
  transition: 0.2s;
}

.service-btn:hover {
  transform: translateY(-2px);
  border-color: #00ff9c;
}

.service-btn.selected {
  background: linear-gradient(120deg, rgba(0,255,156,0.2), rgba(255,0,229,0.2));
  border-color: #00ff9c;
  box-shadow: 0 0 20px rgba(0,255,156,0.25);
}

/* PRICING */
.pricing-box {
  margin: 25px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-box div {
  display: flex;
  justify-content: space-between;
  align-items: center;

  padding: 15px;
  border-radius: 12px;

  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
}

.pricing-box span {
  opacity: 0.6;
}

.pricing-box h2 {
  font-size: 22px;
  font-weight: 700;
}

/* TOTAL */
.total-box {
  margin: 20px 0;
  padding: 18px;
  border-radius: 14px;

  background: linear-gradient(120deg, rgba(0,255,156,0.2), rgba(255,0,229,0.2));
  border: 1px solid rgba(255,255,255,0.1);
}

.total-box p {
  margin-bottom: 6px;
}

.total-box h2 {
  font-size: 28px;
}
/* EXTRAS GRID */
.extras-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 15px;
}

/* EXTRA ITEM CARD */
.extra-item {
  padding: 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);

  display: flex;
  justify-content: space-between;
  align-items: center;

  transition: 0.25s;
}

.extra-item:hover {
  border-color: #00ff9c;
  box-shadow: 0 0 20px rgba(0,255,156,0.15);
}

/* TEXT */
.extra-item span {
  font-size: 14px;
  font-weight: 500;
  max-width: 65%;
  line-height: 1.3;
}

/* QTY CONTROL */
.qty-control {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* BUTTONS */
.qty-control button {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.1);

  background: rgba(255,255,255,0.05);
  color: #fff;
  font-size: 18px;
  font-weight: bold;

  cursor: pointer;
  transition: 0.2s;
}

.qty-control button:hover {
  background: linear-gradient(90deg, #00ff9c, #ff00e5);
  color: #000;
  border: none;
}

/* NUMBER */
.qty {
  min-width: 24px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
}

/* MOBILE */
@media (max-width: 600px) {

  .card {
    padding: 25px;
  }

  h1 {
    font-size: 24px;
  }

  .extra-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .extra-item span {
    max-width: 100%;
  }

  .qty-control {
    width: 100%;
    justify-content: flex-end;
  }
}