.booking-container {
    max-width: 70%;
    margin: 40px auto;
    padding: 40px;
    background: var(--white);              /* putih */
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--light-gray);   /* garis tipis abu */
    position: relative;
    color: var(--black);                   /* teks default hitam */
}

.booking-container h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--black);
    font-weight: 600;
    font-size: 28px;
    font-family: 'Outfit', sans-serif;
}

/* ===== STEPS INDICATOR ===== */
.steps-indicator {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    margin: 50px 0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.steps-indicator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--light-gray);       /* garis abu muda */
    transform: translateY(-50%);
    z-index: 1;
}

.progress {
    position: absolute;
    height: 2px;
    background: var(--black);            /* progress hitam */
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    transition: var(--transition);
    z-index: 2;
}

.step-circle {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--white);            /* bulatan putih */
    border: 2px solid var(--medium-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    color: var(--black);
    position: relative;
    z-index: 3;
    transition: var(--transition);
    font-size: 12px;
}

.step-circle.active {
    border-color: var(--black);
    background: var(--black);
    color: var(--white);
}

/* ===== STEPS ===== */
.step {
    display: none;
    animation: fadeIn 0.4s ease;
    padding: 20px 0;
}

.step.active {
    display: block;
}



/* ===== GRID LAYOUTS ===== */
.grid-2, .grid-3 {
    display: grid;
    gap: 20px;
    margin-bottom: 25px;
}

.grid-2 {
    grid-template-columns: 1fr 1fr;
}

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

/* ===== FORM ELEMENTS ===== */
label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--black);                 /* label hitam */
    font-size: 14px;
    font-family: 'Inter', sans-serif;
}

input, select, textarea {
    width: 100%;
    padding: 12px 0;
    border: none;
    border-bottom: 2px solid var(--black);   /* garis hitam */
    font-size: 16px;
    transition: var(--transition);
    margin-bottom: 25px;
    background: transparent;
    color: var(--black);                      /* teks hitam */
    font-family: 'Inter', sans-serif;
}

input::placeholder, textarea::placeholder {
    color: var(--text-lighter);              /* abu muda */
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-bottom-color: var(--black);       /* tetap hitam saat fokus */
}

/* Select styling (ikon panah hitam) */
select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23000000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 16px;
    padding-right: 25px;
}

/* Textarea specific */
textarea {
    border: 1px solid var(--black);
    border-radius: var(--radius);
    padding: 12px;
    min-height: 80px;
    resize: vertical;
    background: var(--white);
    color: var(--black);
}

textarea:focus {
    border-color: var(--black);
    border-bottom: 1px solid var(--black);
}

/* ===== SLOTS GRID ===== */
.slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    margin-bottom: 25px;
}

.slot-item {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    border: 1px solid var(--black);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);                 /* kotak putih */
    position: relative;
}

.slot-item:hover {
    border-color: var(--dark-gray);           /* abu gelap saat hover */
    transform: translateY(-1px);
}

.slot-item input[type="radio"] {
    margin: 0 10px 0 0;
    width: auto;
    accent-color: var(--black);               /* radio hitam */
}

.slot-item span {
    flex: 1;
    font-weight: 500;
    font-size: 14px;
    color: var(--black);
}

.slot-item small {
    opacity: 0.7;
    font-size: 11px;
    color: var(--medium-gray);
}

.slot-item.unavail {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--light-gray);
}

.slot-item.unavail:hover {
    transform: none;
    border-color: var(--black);
}

/* ===== BUTTONS ===== */
.btn {
    background: var(--black);          /* tombol hitam */
    color: var(--white);
    border: none;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
    font-family: 'Inter', sans-serif;
}

.btn:hover {
    background: var(--dark-gray);      /* sedikit lebih terang */
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    background: var(--light-gray);
    color: var(--medium-gray);
    cursor: not-allowed;
    transform: none;
}

.mini {
    background: transparent;
    color: var(--black);
    border: 1px solid var(--black);
    padding: 6px 12px;
    font-size: 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.mini:hover {
    background: var(--black);
    color: var(--white);
}

/* ===== SUMMARY CARD ===== */
.summary-card {
    background: var(--white);
    border: 1px solid var(--black);
    border-radius: var(--radius);
    padding: 25px;
    margin-bottom: 25px;
}

.summary-card h4 {
    color: var(--black);
    margin-bottom: 15px;
    font-size: 18px;
    border-bottom: 1px solid var(--black);
    padding-bottom: 10px;
    font-weight: 600;
}

.summary-card p {
    margin-bottom: 10px;
    line-height: 1.6;
    font-size: 14px;
    color: var(--black);
}

.summary-card strong {
    color: var(--black);
    font-weight: 600;
}

/* ===== NAVIGATION ===== */
.navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid var(--light-gray);
}

#hiddenBag {
    display: none;
}

#submitBtn {
    width: 100%;
    margin-top: 20px;
    padding: 16px;
    font-size: 16px;
    background: var(--black);
    color: var(--white);
}

#submitBtn:hover {
    background: var(--dark-gray);
}

/* ===== STEP HEAD ===== */
.step-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.step-head h4 {
    color: var(--black);
    font-weight: 600;
    margin: 0;
    font-size: 18px;
}

.addon-section {
  margin-top: 18px;
}

.addon-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.addon-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--black);
}

.addon-price {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--black);
  white-space: nowrap;
}

.addon-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.addon-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--white);
  color: var(--black);
  border: 1px solid var(--black);
}

/* Monokrom: intensitas garis bisa beda kalau mau */
.addon-badge.cat-1,
.addon-badge.cat-2,
.addon-badge.cat-3 {
  /* sama-sama monokrom; kalau mau bedain bisa pakai border tebal/tipis */
}

.addon-desc {
  font-size: 0.8rem;
  color: var(--black);
  line-height: 1.5;
}

/* Grid addon dalam summary-card */
.addon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 10px;
  margin-top: 8px;
}

/* Item addon (dibungkus label) */
.addon-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--black);
  background: var(--white);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.addon-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(0,0,0,0.04), transparent 50%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.addon-item:hover {
  border-color: var(--dark-gray);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.addon-item:hover::before {
  opacity: 1;
}

.addon-item input[type="checkbox"] {
  margin-top: 4px;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  accent-color: var(--black);
}

.addon-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--black);
}

/* State kalau addon dipilih */
.addon-item input[type="checkbox"]:checked ~ .addon-main {
  border-radius: calc(var(--radius) - 4px);
  box-shadow: 0 0 0 1px var(--black);
  background: linear-gradient(135deg, rgba(0,0,0,0.04), transparent);
}

/* Kalau addon disabled (misal nanti mau dipakai) */
.addon-item.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.addon-item.is-disabled:hover::before {
  opacity: 0;
}

@media (max-width: 1024px) {

  .booking-container{
    max-width: 90%;
    padding: 30px;
  }

  .booking-container h2{
    font-size: 24px;
  }

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

  .steps-indicator{
    max-width: 420px;
  }

}

@media (max-width: 768px) {

  .booking-container{
    max-width: 95%;
    padding: 25px;
  }

  .booking-container h2{
    font-size: 22px;
    margin-bottom: 30px;
  }

  .grid-2,
  .grid-3{
    grid-template-columns: 1fr;
  }

  .steps-indicator{
    max-width: 320px;
    margin: 35px auto;
  }

  .step-circle{
    width: 22px;
    height: 22px;
    font-size: 11px;
  }

  .slots-grid{
    grid-template-columns: repeat(auto-fill, minmax(120px,1fr));
  }

  .navigation{
    flex-direction: column;
    gap: 10px;
  }

  .navigation .btn{
    width: 100%;
  }

  .summary-card{
    padding: 20px;
  }

  .addon-grid{
    grid-template-columns: 1fr;
  }

}

@media (max-width: 480px) {

  .booking-container{
    max-width: 100%;
    margin: 20px auto;
    padding: 20px;
    border-radius: 10px;
  }

  .booking-container h2{
    font-size: 20px;
  }

  label{
    font-size: 13px;
  }

  input,
  select,
  textarea{
    font-size: 15px;
  }

  .step-head h4{
    font-size: 16px;
  }

  .slot-item{
    padding: 10px;
  }

  .slot-item span{
    font-size: 13px;
  }

  .slots-grid{
    grid-template-columns: repeat(2,1fr);
  }

  .steps-indicator{
    max-width: 260px;
  }

  .summary-card{
    padding: 16px;
  }

  .summary-card h4{
    font-size: 16px;
  }

  .addon-item{
    padding: 8px 10px;
  }

  .addon-name{
    font-size: 0.85rem;
  }

  .addon-price{
    font-size: 0.8rem;
  }

  .btn{
    padding: 12px 20px;
    font-size: 14px;
  }

}