/* =========================== */
/* REUSABLE COMPONENTS */
/* =========================== */
.heading-primary {
  font-size: var(--font-size-xxxl);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: var(--spacing-4);
  color: #0f172a;
}

.heading-tertiary {
  font-size: var(--font-size-xl);
  color: #1e293b;
  font-weight: 700;
}

.heading-4 {
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  font-weight: 800;
}

.heading-5 {
  font-size: var(--font-size-lg);
  color: #0f172a;
  font-weight: 700;
  line-height: 1.35;
}
.heading-5::first-letter {
  text-transform: uppercase;
}
.container {
  max-width: 120rem;
  margin: 0 auto;
  padding: 0 var(--spacing-7);
}

.grid-row-span-2 {
  grid-row: span 2;
}

.grid-2-by-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

/* ==================================================
   BUTTONS (Fast & Smooth, BG-color only on hover)
   ================================================== */
.btn {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  border: none;
  padding: 1.2rem 2.4rem;
  cursor: pointer;
  border-radius: var(--border-radius-inner);
  background: transparent;
  font-size: 1.6rem;
  font-weight: 700;
  transition: background-color 0.1s ease, color 0.1s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  text-decoration: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.btn--primary {
  background-color: var(--primary-color);
  color: #fff;
}

.btn--primary:hover,
.btn--primary:active {
  background-color: var(--secondary-color);
}

.btn--outline {
  border: 1.5px solid #cbd5e1;
  color: #334155;
  background-color: #ffffff;
}

.btn--outline:hover,
.btn--outline:active {
  background-color: #f1f5f9;
  border-color: #94a3b8;
}

.btn--tinted {
  background-color: var(--tint-1);
  color: var(--primary-color);
}

.btn--tinted:hover,
.btn--tinted:active {
  background-color: var(--tint-2);
}

.btn-basic {
  cursor: pointer;
  border: 1px solid #cbd5e1;
  font-size: 1.8rem;
  font-weight: 700;
  color: #1e293b;
  width: 3.6rem;
  height: 3.6rem;
  border-radius: 6px;
  background-color: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background-color 0.1s ease, color 0.1s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.btn-basic:hover {
  background-color: #f1f5f9;
  border-color: #94a3b8;
}

.btn-basic:active {
  background-color: #e2e8f0;
  color: #0f172a;
}

.btn--full-width {
  width: 100%;
}

.hidden-el {
  display: none !important;
}

/* ==================================================
   ACCESSIBLE & SPACIOUS FORM INPUTS WITH DEPTH (Matching Admin)
   ================================================== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 0;
  width: 100%;
  margin-bottom: 1.6rem;
}

.form-group:last-child {
  margin-bottom: 0;
}

.basic-input {
  display: block;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  padding: 1.2rem 1.5rem;
  background-color: #ffffff;
  border: 1.5px solid #cbd5e1;
  font-family: inherit;
  font-size: 1.5rem;
  color: #0f172a;
  border-radius: 8px;
  box-sizing: border-box;
  outline: none;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.basic-input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3.5px rgba(37, 99, 235, 0.15), inset 0 1px 2px rgba(0,0,0,0.02) !important;
}

.basic-input::placeholder {
  color: #94a3b8;
}

.basic-label,
.form-group label {
  display: block;
  font-size: 1.45rem;
  font-weight: 600;
  color: #334155;
  margin-bottom: 0.4rem;
  cursor: pointer;
}

/* ==================================================
   FORM GRID LAYOUTS (No overflow)
   ================================================== */
.group-2-by-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.6rem;
}

.group-3-by-1 {
  display: grid;
  grid-template-columns: 2.2fr 1fr;
  gap: 1.6rem;
}

.group-3-3-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  min-width: 0;
  width: 100%;
}

.form-item-seperator {
  border-top: 1px dashed #e2e8f0;
  margin: 2.4rem 0 2rem 0;
}

/* Tip Buttons with Depth */
.tip-label-btns-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.tip-btns {
  display: flex;
  gap: 0.6rem;
}

.btn-tips {
  padding: 0.7rem 1.2rem;
  border-radius: 6px;
  border: 1.5px solid #cbd5e1;
  background-color: #ffffff;
  color: #334155;
  font-size: 1.35rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: all 0.1s ease;
}

.btn-tips:hover {
  background-color: #f8fafc;
  border-color: #94a3b8;
}

.btn-tips--active {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
  box-shadow: 0 2px 4px rgba(142, 0, 0, 0.25);
}

.date-input-group {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.gateway-info {
  font-size: 1.35rem;
  color: #64748b;
  margin-bottom: 1.6rem;
  display: block;
  line-height: 1.5;
}

.gateway-info a {
  color: #2563eb;
  font-weight: 600;
  text-decoration: none;
}

.gateway-info a:hover {
  text-decoration: underline;
}

/* UPS Shipping Services List */
.ups-shipping-section {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 1.6rem;
  margin-top: 2rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.ups-shipping-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.4rem;
}

.ups-shipping-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: #351c15;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-calc-rates {
  padding: 0.6rem 1.2rem;
  background-color: #351c15;
  color: #ffb500;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
  transition: background-color 0.1s ease;
}

.btn-calc-rates:hover {
  background-color: #24130e;
}

.ups-services-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.ups-service-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.4rem;
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.ups-service-card:hover {
  border-color: #cbd5e1;
  background: #fafafa;
}

.ups-service-card.active {
  border-color: #351c15;
  background: #fffdf5;
  box-shadow: 0 0 0 2px #ffb500, 0 2px 4px rgba(53, 28, 21, 0.08);
}

.ups-service-info {
  display: flex;
  flex-direction: column;
  margin-left: 0.8rem;
  flex: 1;
}

.ups-service-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: #1e293b;
}

.ups-service-days {
  font-size: 1.2rem;
  color: #64748b;
}

.ups-service-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: #0f172a;
}

.ups-validation-box {
  margin-top: 1.4rem;
}

.ups-val-alert {
  padding: 1rem 1.4rem;
  border-radius: 6px;
  font-size: 1.35rem;
  font-weight: 600;
}

.ups-val-alert.success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.ups-val-alert.warning {
  background: #fffbeb;
  color: #92400e;
  border: 1px solid #fde68a;
}

.ups-val-alert.danger {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* ==================================================
   GLOBAL LOADER & OVERLAY (Fixed positioning outside CSS Grid)
   ================================================== */
.loader-overlay {
  position: fixed !important;
  inset: 0 !important;
  top: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  background: rgba(15, 23, 42, 0.5) !important;
  backdrop-filter: blur(2px);
  z-index: 99998 !important;
  transition: opacity 0.2s ease;
  pointer-events: all;
}

.loader-overlay--hide {
  opacity: 0 !important;
  pointer-events: none !important;
}

.loader-container {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  z-index: 99999 !important;
  background: #ffffff !important;
  padding: 2.4rem 3.2rem !important;
  border-radius: 12px !important;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25) !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 1.6rem !important;
  transition: opacity 0.2s ease, transform 0.2s ease !important;
}

.loader--hide {
  opacity: 0 !important;
  transform: translate(-50%, -50%) scale(0.95) !important;
  pointer-events: none !important;
}

.loading-title {
  font-size: 1.6rem !important;
  font-weight: 700 !important;
  color: #1e293b !important;
  margin: 0 !important;
}

.loading-circle {
  width: 3.6rem !important;
  height: 3.6rem !important;
  border: 3.5px solid #e2e8f0 !important;
  border-top-color: var(--primary-color, #8e0000) !important;
  border-radius: 50% !important;
  animation: loaderSpin 0.8s linear infinite !important;
  display: block !important;
}

@keyframes loaderSpin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}