.order-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 20px 100px;
}

.order-hero {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 60px;
}

.order-book-cover {
  position: sticky;
  top: 30px;
}

.order-book-cover img {
  width: 100%;
  display: block;
}

.order-book-cover .book-badge {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.order-book-cover .badge-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: color-mix(in srgb, var(--default-color), transparent 25%);
}

.order-book-cover .badge-pill i {
  color: var(--accent-color);
  font-size: 15px;
}

.order-meta {
  padding-top: 6px;
}

.order-meta .eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--default-color), transparent 45%);
  margin-bottom: 10px;
}

.order-meta h1 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.order-meta .author {
  font-size: 16px;
  color: color-mix(in srgb, var(--default-color), transparent 35%);
  margin-bottom: 28px;
}

.order-meta .price-block {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 10px;
}

.order-meta .price-main {
  font-size: 32px;
  font-weight: 500;
  color: var(--heading-color);
  letter-spacing: -0.02em;
}

.order-meta .price-note {
  font-size: 14px;
  color: color-mix(in srgb, var(--default-color), transparent 35%);
}

.order-meta .desc {
  font-size: 15px;
  line-height: 1.8;
  color: color-mix(in srgb, var(--default-color), transparent 20%);
  max-width: 480px;
  margin-top: 20px;
  font-weight: 300;
}

.order-divider {
  border: none;
  border-top: 1px solid color-mix(in srgb, var(--default-color), transparent 88%);
  margin: 40px 0;
}

.order-form-wrap {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 60px;
  align-items: start;
}

.form-section-title {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--default-color), transparent 45%);
  margin-bottom: 24px;
  padding-bottom: 10px;
  border-bottom: 1px solid color-mix(in srgb, var(--default-color), transparent 90%);
}

.form-block {
  margin-bottom: 48px;
}

.form-field {
  position: relative;
  margin-bottom: 36px;
}

.field-label {
  position: absolute;
  top: -10px;
  left: 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--heading-color);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.7;
}

.form-input {
  width: 100%;
  border: none;
  border-bottom: 1px solid color-mix(in srgb, var(--default-color), transparent 78%);
  background: transparent;
  padding: 18px 0 12px 0;
  font-size: 15px;
  color: var(--default-color);
  font-family: "Space Grotesk", sans-serif;
  transition: border-color 0.3s;
}

.form-input:focus {
  outline: none;
  border-bottom-color: var(--accent-color);
}

.form-input::placeholder {
  color: color-mix(in srgb, var(--default-color), transparent 60%);
}

select.form-input {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23555' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
  padding-right: 24px;
}

.option-card {
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 85%);
  border-radius: 8px;
  padding: 18px 20px;
  cursor: pointer;
  transition: all 0.25s ease;
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--surface-color);
}

.option-card:hover {
  border-color: color-mix(in srgb, var(--accent-color), transparent 55%);
}

.option-card.selected {
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color), transparent 96%);
}

.option-card input[type="checkbox"],
.option-card input[type="radio"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  border: 1.5px solid color-mix(in srgb, var(--default-color), transparent 65%);
  border-radius: 4px;
  background: transparent;
  transition: all 0.2s ease;
  position: relative;
}

.option-card input[type="radio"] {
  border-radius: 50%;
}

.option-card input[type="checkbox"]:checked,
.option-card input[type="radio"]:checked {
  background: var(--accent-color);
  border-color: var(--accent-color);
}

.option-card input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.option-card input[type="radio"]:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
}

.option-card .option-body {
  flex: 1;
}

.option-card .option-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--heading-color);
  margin-bottom: 3px;
}

.option-card .option-desc {
  font-size: 13px;
  color: color-mix(in srgb, var(--default-color), transparent 35%);
  line-height: 1.5;
}

.option-card .option-price {
  font-size: 14px;
  font-weight: 500;
  color: var(--accent-color);
  white-space: nowrap;
  align-self: center;
}

.dedication-field {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  opacity: 0;
}

.dedication-field.visible {
  max-height: 300px;
  opacity: 1;
  overflow: visible;
  margin-top: 8px;
}

.dedication-wrap {
  position: relative;
  margin: 4px 0 24px;
  padding-top: 40px;
}

.dedication-textarea {
  width: 100%;
  border: none;
  border-bottom: 1px solid color-mix(in srgb, var(--default-color), transparent 78%);
  background: transparent;
  padding: 14px 0 10px 0;
  font-size: 14px;
  color: var(--default-color);
  font-family: "Space Grotesk", sans-serif;
  resize: none;
  min-height: 70px;
  transition: border-color 0.3s;
}

.dedication-textarea:focus {
  outline: none;
  border-bottom-color: var(--accent-color);
}

.dedication-counter {
  font-size: 12px;
  color: color-mix(in srgb, var(--default-color), transparent 50%);
  text-align: right;
  margin-top: 4px;
}

.qty-control {
  display: flex;
  align-items: center;
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 82%);
  border-radius: 8px;
  overflow: hidden;
  width: fit-content;
}

.qty-btn {
  background: transparent;
  border: none;
  width: 44px;
  height: 44px;
  font-size: 20px;
  color: var(--heading-color);
  cursor: pointer;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 300;
}

.qty-btn:hover {
  background: color-mix(in srgb, var(--accent-color), transparent 92%);
}

.qty-value {
  width: 50px;
  text-align: center;
  font-size: 16px;
  font-weight: 500;
  color: var(--heading-color);
  border: none;
  border-left: 1px solid color-mix(in srgb, var(--default-color), transparent 85%);
  border-right: 1px solid color-mix(in srgb, var(--default-color), transparent 85%);
  background: transparent;
  padding: 0;
  height: 44px;
  font-family: "Space Grotesk", sans-serif;
  -moz-appearance: textfield;
  appearance: textfield;
}

.qty-value:focus {
  outline: none;
}

.qty-value::-webkit-outer-spin-button,
.qty-value::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.order-summary {
  position: sticky;
  top: 30px;
  background: var(--surface-color);
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 88%);
  border-radius: 10px;
  padding: 32px 28px;
}

.summary-title {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--default-color), transparent 40%);
  margin-bottom: 24px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  color: color-mix(in srgb, var(--default-color), transparent 20%);
  margin-bottom: 12px;
}

.summary-line .label {
  flex: 1;
}

.summary-line .val {
  font-weight: 500;
  color: var(--heading-color);
  white-space: nowrap;
}

.summary-line.green .val {
  color: #2a9d4e;
}

.summary-divider {
  border: none;
  border-top: 1px solid color-mix(in srgb, var(--default-color), transparent 88%);
  margin: 16px 0;
}

.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 28px;
}

.summary-total .label {
  font-size: 15px;
  font-weight: 500;
  color: var(--heading-color);
}

.summary-total .total-price {
  font-size: 26px;
  font-weight: 500;
  color: var(--heading-color);
  letter-spacing: -0.02em;
}

.btn-order {
  width: 100%;
  background: var(--accent-color);
  color: var(--contrast-color);
  border: none;
  padding: 16px 20px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: "Space Grotesk", sans-serif;
}

.btn-order:hover {
  background: color-mix(in srgb, var(--accent-color), transparent 12%);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
}

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

.summary-note {
  margin-top: 16px;
  font-size: 12px;
  color: color-mix(in srgb, var(--default-color), transparent 45%);
  text-align: center;
  line-height: 1.6;
}

.summary-note i {
  font-size: 13px;
  margin-right: 4px;
}

.row-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 32px;
}

.invoice-toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  cursor: pointer;
  font-size: 14px;
  color: color-mix(in srgb, var(--default-color), transparent 25%);
}

.invoice-toggle-row input[type="checkbox"] {
  accent-color: var(--accent-color);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

.invoice-fields {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  opacity: 0;
}

.invoice-fields.visible {
  max-height: 600px;
  opacity: 1;
  overflow: visible;
  padding-top: 16px;
}

@media (max-width: 900px) {
  .order-hero {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .order-book-cover {
    position: static;
    margin:auto;
    max-width: 200px;
  }

  .order-form-wrap {
    grid-template-columns: 1fr;
  }

  .order-summary {
    position: static;
  }

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