/* ── Reset & Base ─────────────────────────────────── */

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

:root {
  --navy: #f5f8fc;
  --navy-deep: #eef3f8;
  --navy-mid: #ffffff;
  --navy-light: #e6eef4;
  
  /* Accent: Pastel Blue */
  --gold: #9eb2e0;
  --gold-light: #c6d4f2;
  --gold-dim: rgba(158, 178, 224, 0.15);
  --gold-glow: rgba(158, 178, 224, 0.08);
  
  /* Text & Surfaces */
  --cream: #2a2b38;
  --cream-dim: rgba(42, 43, 56, 0.04);
  --surface: #ffffff;
  --surface-hover: #fcfdff;
  --text: #3c3d52;
  --text-dim: #6e7182;
  --text-muted: #8c8f9f;
  
  --border: rgba(158, 178, 224, 0.25);
  --border-strong: rgba(158, 178, 224, 0.45);

  /* Mint Green for Winners/Cashback */
  --winner: #2c9772;
  --winner-bg: rgba(168, 230, 207, 0.3);
  --winner-border: rgba(168, 230, 207, 0.7);
  
  --negative: #e07070;
  --negative-bg: rgba(224, 112, 112, 0.08);

  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --shadow: 0 4px 20px rgba(158, 178, 224, 0.1);
  --shadow-sm: 0 2px 8px rgba(158, 178, 224, 0.08);
  --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);

  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--navy-deep);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
}

/* ── Decorative Backgrounds ─────────────────────── */

.bg-decor {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-globe {
  position: absolute;
  top: -15%;
  right: -10%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  border: 1px solid rgba(158, 178, 224, 0.06);
  background:
    radial-gradient(circle at 40% 40%, rgba(158, 178, 224, 0.03) 0%, transparent 60%);
  animation: globe-spin 60s linear infinite;
}

.bg-globe::before,
.bg-globe::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(158, 178, 224, 0.04);
}

.bg-globe::before {
  inset: 12%;
}

.bg-globe::after {
  inset: 28%;
}

@keyframes globe-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Flight route dashes */
.bg-route {
  position: absolute;
  height: 1px;
  background: repeating-linear-gradient(
    90deg,
    rgba(158, 178, 224, 0.12) 0px,
    rgba(158, 178, 224, 0.12) 6px,
    transparent 6px,
    transparent 14px
  );
}

.bg-route--1 {
  top: 30%;
  left: -5%;
  width: 45%;
  transform: rotate(-8deg);
  animation: route-fade 8s ease-in-out infinite;
}

.bg-route--2 {
  bottom: 25%;
  right: -5%;
  width: 40%;
  transform: rotate(12deg);
  animation: route-fade 8s ease-in-out infinite 4s;
}

@keyframes route-fade {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* Floating planes */
.bg-plane {
  position: absolute;
  font-size: 1.2rem;
  color: rgba(158, 178, 224, 0.1);
}

.bg-plane--1 {
  top: 22%;
  left: 15%;
  animation: drift-1 20s ease-in-out infinite;
}

.bg-plane--2 {
  bottom: 30%;
  right: 20%;
  transform: scaleX(-1);
  animation: drift-2 25s ease-in-out infinite;
}

@keyframes drift-1 {
  0%, 100% { transform: translate(0, 0) rotate(-15deg); }
  50% { transform: translate(30px, -20px) rotate(-10deg); }
}

@keyframes drift-2 {
  0%, 100% { transform: scaleX(-1) translate(0, 0) rotate(10deg); }
  50% { transform: scaleX(-1) translate(-25px, 15px) rotate(5deg); }
}

/* Glowing dots (cities on a map) */
.bg-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
}

.bg-dot--1 {
  top: 28%;
  left: 35%;
  animation: pulse-dot 3s ease-in-out infinite;
}

.bg-dot--2 {
  top: 45%;
  right: 25%;
  animation: pulse-dot 3s ease-in-out infinite 1s;
}

.bg-dot--3 {
  bottom: 35%;
  left: 22%;
  animation: pulse-dot 3s ease-in-out infinite 2s;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 0.15; box-shadow: 0 0 0 0 rgba(158, 178, 224, 0.2); }
  50% { opacity: 0.5; box-shadow: 0 0 12px 4px rgba(158, 178, 224, 0.15); }
}

/* Orbit rings */
.bg-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(158, 178, 224, 0.04);
}

.bg-ring--1 {
  bottom: -20%;
  left: -15%;
  width: 500px;
  height: 500px;
  animation: ring-rotate 45s linear infinite;
}

.bg-ring--2 {
  top: 10%;
  left: 50%;
  width: 300px;
  height: 300px;
  animation: ring-rotate 30s linear infinite reverse;
}

@keyframes ring-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Passport stamp */
.bg-stamp {
  position: absolute;
  bottom: 12%;
  left: 8%;
  width: 100px;
  height: 100px;
  color: rgba(158, 178, 224, 0.06);
  transform: rotate(-18deg);
}

/* ── Noise texture overlay ──────────────────────── */

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-size: 256px;
}

/* ── Layout container ───────────────────────────── */

header, main, footer {
  position: relative;
  z-index: 1;
}

/* ── Hero Header ────────────────────────────────── */

.hero {
  text-align: center;
  padding: 4rem 1.5rem 2.5rem;
  max-width: 720px;
  margin: 0 auto;
  animation: fade-up 0.8s ease-out both;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  margin-bottom: 1.5rem;
  background: var(--gold-dim);
  animation: fade-up 0.8s ease-out 0.1s both;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 400;
  line-height: 1.25;
  color: var(--cream);
  margin-bottom: 1rem;
  animation: fade-up 0.8s ease-out 0.2s both;
}

.hero h1 em {
  font-style: normal;
  color: var(--gold);
  position: relative;
}

.hero h1 em::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
  opacity: 0.4;
}

.subtitle {
  color: var(--text-dim);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto;
  animation: fade-up 0.8s ease-out 0.3s both;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Main Layout ────────────────────────────────── */

main {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
  flex: 1;
}

.inputs-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ── Card Sections ──────────────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 2rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  animation: fade-up 0.6s ease-out both;
}

.card:nth-child(1) { animation-delay: 0.4s; }
.card:nth-child(2) { animation-delay: 0.5s; }
.card:nth-child(3) { animation-delay: 0.6s; }

.card:hover {
  border-color: var(--border-strong);
  background: var(--surface-hover);
  box-shadow: var(--shadow);
}

/* Subtle top glow per card type */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover::before {
  opacity: 0.5;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.card-icon {
  font-size: 1.4rem;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  background: var(--gold-dim);
  border: 1px solid var(--border);
}

.card h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

/* ── Card-type accent stripes ───────────────────── */

.card--spend {
  border-left: 3px solid var(--gold);
}

.card--cashback {
  border-left: 3px solid var(--winner);
}

.card--miles {
  border-left: 3px solid #91a8d0;
}

.card--miles-2 {
  border-left: 3px solid #9b7dc8;
}

/* ── Fields ──────────────────────────────────────── */

.field {
  margin-bottom: 1.25rem;
}

.field:last-child {
  margin-bottom: 0;
}

label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text);
  letter-spacing: 0.01em;
}

.label-detail {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.82rem;
}

input[type="text"] {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  font-size: 0.95rem;
  font-family: var(--font-body);
  color: var(--cream);
  background: rgba(0, 0, 0, 0.02);
  transition: all var(--transition);
  -moz-appearance: textfield;
  appearance: textfield;
}

input[type="text"]::-webkit-inner-spin-button,
input[type="text"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="text"]::placeholder {
  color: var(--text-muted);
}

input[type="text"]:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-dim);
  background: #ffffff;
}

.hint {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.hint-inline {
  font-size: 0.75rem;
  color: var(--text-muted);
  cursor: help;
}

#transfer-ratio-preview,
#min-buyable-preview {
  font-weight: 600;
  color: var(--gold);
}

/* ── Compact row ─────────────────────────────────── */

.compact-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.compact-row .field {
  margin-bottom: 0;
  flex: 1;
  min-width: 220px;
}

.compact-row .cashback-rates-info {
  flex-shrink: 0;
  align-self: flex-end;
  padding-bottom: 0.5rem;
}

/* ── Input with toggle ───────────────────────────── */

.input-with-toggle {
  display: flex;
  gap: 0.6rem;
  align-items: stretch;
}

.input-with-toggle input {
  flex: 1;
  min-width: 0;
}

.input-with-toggle .toggle {
  flex-shrink: 0;
}

/* ── Input with suffix ───────────────────────────── */

.input-with-suffix {
  display: flex;
  align-items: stretch;
}

.input-with-suffix input {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  flex: 1;
}

.suffix {
  display: flex;
  align-items: center;
  padding: 0 0.85rem;
  background: var(--gold-dim);
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border);
  border-left: none;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
}

/* ── Toggle Buttons ──────────────────────────────── */

.toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.03);
}

.toggle-btn {
  border: none;
  background: transparent;
  padding: 0.5rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.toggle-btn:not(:last-child) {
  border-right: 1px solid var(--border);
}

.toggle-btn.active {
  background: var(--gold);
  color: #ffffff;
}

.toggle-btn:hover:not(.active) {
  background: rgba(158, 178, 224, 0.08);
  color: var(--gold-light);
}

/* ── Checkbox Toggle Label ───────────────────────── */

.toggle-label-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
}

.toggle-label-row input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--gold);
  cursor: pointer;
}

/* ── Per-Rate Fee Grid ──────────────────────────── */

.per-rate-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ── Conditional Fields ──────────────────────────── */

.conditional-fields {
  overflow: hidden;
  max-height: 400px;
  opacity: 1;
  transition: max-height 0.4s ease, opacity 0.3s ease, margin 0.4s ease;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.conditional-fields.hidden {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  padding-top: 0;
  border-top-color: transparent;
}

/* ── Cashback Rates Info ─────────────────────────── */

.cashback-rates-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.cashback-rates-info .label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-dim);
}

.rates-badges {
  display: flex;
  gap: 0.35rem;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--gold-dim);
  color: var(--gold);
  border: 1px solid var(--border);
}

/* ── Add / Remove Second Card ───────────────────── */

.add-card-row {
  display: flex;
  justify-content: center;
  margin-top: 1.25rem;
}

.add-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius);
  background: transparent;
  color: var(--gold);
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

.add-card-btn:hover {
  background: var(--gold-dim);
  border-color: var(--gold);
  border-style: solid;
}

.remove-card-btn {
  margin-left: auto;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 0.2rem 0.55rem;
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  line-height: 1;
  flex-shrink: 0;
}

.remove-card-btn:hover {
  background: var(--negative-bg);
  border-color: var(--negative);
  color: var(--negative);
}

/* ── Card 2 Animated Wrapper ─────────────────────── */

.card-2-wrapper {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.9s cubic-bezier(0.25, 0.8, 0.25, 1), opacity 0.7s ease, margin-top 0.7s ease;
}

.card-2-wrapper.visible {
  max-height: 1600px;
  opacity: 1;
  margin-top: 1.25rem;
}

/* ── Card 2 Column in Tables ─────────────────────── */

.col-c2 {
  display: none;
}

body.card2-active .col-c2 {
  display: table-cell;
}

/* ── Results ─────────────────────────────────────── */

.results-section {
  margin-top: 2.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  animation: fade-up 0.6s ease-out 0.7s both;
}

.results-section--goal {
  margin-top: 1.25rem;
  animation-delay: 0.8s;
}

.results-section h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

/* ── Winner Banner ───────────────────────────────── */

.winner-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-xs);
  background: var(--winner-bg);
  border: 1px solid var(--winner-border);
  margin-bottom: 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--winner);
}

.winner-banner.hidden {
  display: none;
}

.winner-icon {
  font-size: 1.3rem;
  animation: winner-bounce 2s ease-in-out infinite;
}

@keyframes winner-bounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

/* ── Results Table ───────────────────────────────── */

.results-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-xs);
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 580px;
}

.results-table th,
.results-table td {
  padding: 0.75rem 0.85rem;
  text-align: right;
  white-space: nowrap;
}

.results-table th:first-child,
.results-table td:first-child {
  text-align: left;
  font-weight: 500;
  padding-left: 0.5rem;
  color: var(--text-dim);
}

.results-table thead th {
  font-weight: 700;
  color: var(--gold);
  border-bottom: 1px solid var(--border-strong);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.results-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background-color var(--transition);
}

.results-table tbody tr:hover {
  background-color: var(--cream-dim);
}

.results-table tbody tr:last-child {
  border-bottom: none;
}

.results-table .row-highlight td {
  font-weight: 700;
  background: rgba(158, 178, 224, 0.04);
}

.results-table td.cell-winner {
  color: var(--winner);
  background: var(--winner-bg);
  font-weight: 600;
}

.results-table td.cell-negative {
  color: var(--negative);
}

.results-table td.cell-benchmark {
  background: var(--gold-dim);
  color: #5a77b3; /* Darker tinted blue for readability */
  font-weight: 600;
}

.results-table .row-separator td {
  border-top: 1px solid var(--border-strong);
  font-weight: 700;
  color: var(--text);
  padding-top: 0.9rem;
}

.results-table .row-separator + .row-separator td {
  border-top: none;
}

.results-table tfoot td {
  border-top: 1px dashed var(--border-strong);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.9rem 0.85rem;
  color: var(--text-dim);
}

.results-table td.cell-diff-baseline {
  font-style: italic;
  font-weight: 500;
  color: var(--text-dim);
}

/* ── Footer ──────────────────────────────────────── */

/* ── Disclaimers ──────────────────────────────────── */

.disclaimers {
  max-width: 720px;
  margin: 2.0rem auto 0;
  padding: 2rem 2.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: rgba(235, 225, 210, 0.07);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 200px;
  animation: fade-up 0.6s ease-out 0.9s both;
}

.disclaimers-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}

.disclaimers-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.disclaimers-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.disclaimers-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
}

.disclaimers-list a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-dim);
  transition: border-color 0.2s;
}

.disclaimers-list a:hover {
  border-color: var(--gold);
}

/* ── Footer ──────────────────────────────────────── */

footer {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* ── Input Ergonomics (Chips, Steppers, Sliders) ──── */

.input-with-chips {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.preset-chips {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.chip {
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--gold);
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.chip:hover {
  background: var(--gold-dim);
  border-color: var(--gold);
}

.range-slider {
  width: 100%;
  max-width: 380px;
  margin-top: 1rem;
  accent-color: var(--gold);
  cursor: pointer;
}

.stepper-input {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: rgba(0, 0, 0, 0.02);
  overflow: hidden;
  transition: all var(--transition);
}

.stepper-input:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-dim);
  background: #ffffff;
}

.stepper-input input {
  border: none;
  border-radius: 0;
  background: transparent;
  text-align: center;
  flex: 1;
}

.stepper-input input:focus {
  box-shadow: none;
  background: transparent;
}

.stepper-btn {
  width: 2.75rem;
  border: none;
  background: transparent;
  font-size: 1.25rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.stepper-btn:hover {
  background: var(--gold-dim);
  color: var(--gold);
}

.stepper-btn:first-child {
  border-right: 1px solid var(--border);
}

.stepper-btn:last-child {
  border-left: 1px solid var(--border);
}

/* ── Responsive ──────────────────────────────────── */

@media (max-width: 600px) {
  .hero {
    padding: 2.5rem 1rem 1.5rem;
  }

  .hero h1 {
    font-size: 1.85rem;
  }

  .subtitle {
    font-size: 0.95rem;
  }

  .card {
    padding: 1.25rem 1rem;
  }

  .compact-row {
    gap: 1.25rem;
  }

  .input-with-toggle {
    flex-direction: column;
  }

  .toggle-btn {
    padding: 0.6rem 0.75rem;
    font-size: 0.78rem;
  }

  .results-section {
    padding: 1.5rem 1rem;
  }

  .per-rate-grid {
    grid-template-columns: 1fr;
  }

  .bg-globe {
    width: 400px;
    height: 400px;
  }

  .bg-stamp {
    display: none;
  }
}