:root {
  --ink: #0f1117;
  --bg: #f5f2eb;
  --surface: #ffffff;
  --surface-2: #f0ede6;
  --text: #1c1917;
  --muted: #44403c;
  --muted-2: #78716c;
  --border: #d6d3d1;
  --border-soft: #e7e5e4;
  --primary: #4338ca;
  --primary-hover: #3730a3;
  --primary-soft: #eef2ff;
  --brand-50: #eef2ff;
  --brand-100: #e0e7ff;
  --brand-200: #c7d2fe;
  --brand-300: #a5b4fc;
  --brand-400: #818cf8;
  --brand-500: #6366f1;
  --brand-700: #4338ca;
  --brand-800: #3730a3;
  --accent: #b45309;
  --accent-50: #fffbeb;
  --accent-100: #fef3c7;
  --accent-200: #fde68a;
  --accent-500: #f59e0b;
  --accent-700: #b45309;
  --success-50: #ecfdf5;
  --success-700: #047857;
  --info-50: #eff6ff;
  --info-700: #1d4ed8;
  --danger-700: #be123c;
  --neutral-0: #ffffff;
  --neutral-50: #fafaf9;
  --neutral-100: #f5f5f4;
  --neutral-200: #e7e5e4;
  --neutral-300: #d6d3d1;
  --neutral-400: #a8a29e;
  --neutral-500: #78716c;
  --neutral-600: #57534e;
  --neutral-700: #44403c;
  --neutral-800: #292524;
  --neutral-900: #1c1917;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.09), 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.11), 0 4px 12px rgba(0, 0, 0, 0.07);
  --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.14), 0 8px 20px rgba(0, 0, 0, 0.09);
  --transition: 160ms ease;
  --focus-ring: 0 0 0 3px #fff, 0 0 0 5px rgba(67, 56, 202, 0.55);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}

body {
  font-family: "Instrument Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(
      ellipse 80% 50% at 10% 0%,
      rgba(67, 56, 202, 0.06) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse 60% 40% at 90% 100%,
      rgba(180, 83, 9, 0.05) 0%,
      transparent 60%
    );
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1160px;
  margin: 0 auto;
}

/* ─── MASTHEAD ─── */
.masthead-top {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(245, 242, 235, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-soft);
  padding: 1rem 0;

  gap: 1.5rem;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  gap: 1.5rem;

  margin: 0 auto;
}

.logo {
  font-family: "DM Serif Display", serif;
  font-size: 1.35rem;
  color: var(--text);
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

/* ── MAIN NAV ── */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  flex: 1;
  padding-left: 1.5rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-decoration: none;
  font-family: "Instrument Sans", sans-serif;
}
.nav-link:hover,
.nav-link.open {
  background: var(--surface-2);
  color: var(--text);
}
.nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
}

.nav-chevron {
  font-size: 0.6rem;
  transition: transform 0.2s ease;
  opacity: 0.6;
}
.nav-link.open .nav-chevron {
  transform: rotate(180deg);
}

/* ── MEGA DROPDOWN ── */
.mega-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 1.25rem;
  min-width: 320px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s;
  z-index: 300;
  pointer-events: none;
}
.mega-dropdown.wide {
  min-width: 560px;
}
.mega-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: all;
}

.dropdown-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-soft);
}
.dropdown-header-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.dropdown-header h4 {
  font-family: "DM Serif Display", serif;
  font-size: 1rem;
  letter-spacing: -0.02em;
}
.dropdown-header p {
  font-size: 0.72rem;
  color: var(--muted-2);
  margin-top: 0.1rem;
}

.dropdown-cols {
  display: grid;
  gap: 0.25rem;
}
.dropdown-cols.cols-2 {
  grid-template-columns: 1fr 1fr;
}
.dropdown-cols.cols-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.dropdown-group-label {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  padding: 0.5rem 0.5rem 0.25rem;
  grid-column: 1/-1;
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.6rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 500;
  transition: all var(--transition);
}
.dropdown-link:hover {
  background: var(--surface-2);
  color: var(--primary);
}
.dropdown-link-icon {
  font-size: 1rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--muted-2);
}
.dropdown-link:hover .dropdown-link-icon {
  color: var(--primary);
}
.dropdown-link-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.dropdown-link-desc {
  font-size: 0.7rem;
  color: var(--muted-2);
  font-weight: 400;
}

/* ── NAV RIGHT ── */
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-md);
  font-family: "Instrument Sans", sans-serif;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover {
  background: var(--surface-2);
  border-color: var(--neutral-500);
}
.btn-sm {
  padding: 0.35rem 0.8rem;
  font-size: 0.78rem;
}

/* MOBILE MENU */
.menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--muted);
}
.nav-right .menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--muted);
}

@media (max-width: 900px) {
  #mainNav {
    display: none;
  }
  .nav-right a,
  .nav-right .btn-primary {
    display: none;
  }
  #mainNav.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--masthead-offset, 64px);
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 1rem;
    border-bottom: 1px solid var(--border-soft);
    z-index: 199;
    box-shadow: var(--shadow-lg);
  }
  .nav-right .menu-toggle {
    display: flex;
  }
}

/* ─── HERO ─── */
.hero {
  position: relative;
  z-index: 1;
  padding: 5rem 2rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-eyebrow {
  font-family: "DM Mono", monospace;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.hero-eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-family: "DM Serif Display", serif;
  font-size: clamp(2.6rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--primary);
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--muted-2);
  line-height: 1.7;
  max-width: 42ch;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-soft);
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.stat-val {
  font-family: "DM Serif Display", serif;
  font-size: 1.6rem;
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--muted-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 500;
}

/* HERO CARD */
.hero-visual {
  position: relative;
  animation: fadeUp 0.6s 0.15s ease both;
}
.hero-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  animation: floatCard 6s ease-in-out infinite;
}
@keyframes floatCard {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.card-label {
  font-family: "DM Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 0.75rem;
}

.quick-input-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.25rem;
}

.input-box {
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: border-color var(--transition);
}
.input-box:focus-within {
  border-color: var(--primary);
  box-shadow: var(--focus-ring);
}
.input-box label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-2);
}
.input-box input,
.input-box select {
  background: none;
  border: none;
  outline: none;
  font-family: "DM Mono", monospace;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text);
  width: 100%;
}

.swap-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--muted-2);
  font-size: 1rem;
  flex-shrink: 0;
}
.swap-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: rotate(180deg);
  background: var(--primary-soft);
}

.result-strip {
  background: var(--primary);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #fff;
  margin-top: 0.5rem;
}
.result-amount {
  font-family: "DM Serif Display", serif;
  font-size: 1.9rem;
  letter-spacing: -0.03em;
}
.result-code {
  font-family: "DM Mono", monospace;
  font-size: 0.75rem;
  opacity: 0.7;
  letter-spacing: 0.08em;
}
.result-right {
  text-align: right;
}
.result-rate {
  font-size: 0.72rem;
  opacity: 0.6;
  font-family: "DM Mono", monospace;
}

/* ─── SECTION WRAPPER ─── */
.section-wrapper {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 5rem;
}

/* CATEGORY STRIP */
.category-scroll {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.25rem 0 1rem;
  margin-bottom: 2rem;
  scrollbar-width: none;
}
.category-scroll::-webkit-scrollbar {
  display: none;
}

.cat-chip {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  transition: all var(--transition);
}
.cat-chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}
.cat-chip.active {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}
.cat-chip svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* SECTION LABEL */
.section-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.section-eyebrow h2 {
  font-family: "DM Serif Display", serif;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}
.eyebrow-line {
  flex: 1;
  height: 1px;
  background: var(--border-soft);
}

/* CONVERTERS GRID */

/* add style for single converter page  */

.single-converter-page + .history-section {
  margin-top: 3rem;
}

.single-converter-page .converters-grid {
  grid-template-columns: 1fr;
}

.single-converter-page .conv-card,
.single-converter-page .history-section {
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
}
.single-converter-page .history-section {
  margin-top: 3rem;
}
.single-converter-hero {
  padding: 1.5rem 2rem 1rem;
  gap: 1.25rem;
}
.single-converter-hero {
  padding-top: 5rem;
  padding-bottom: 7rem;
}
.single-converter-hero .hero-card {
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  animation: none;
}

.single-converter-hero h1 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin-bottom: 0.6rem;
}

.single-converter-hero .hero-sub {
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
}
/* CONVERTERS GRID */
.converters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

/* CONVERTER CARD */
.conv-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--transition),
    transform var(--transition),
    border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.conv-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity var(--transition);
}
.conv-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--border);
}
.conv-card:hover::before {
  opacity: 1;
}

.conv-card[data-accent="brand"]::before {
  background: linear-gradient(90deg, var(--brand-500), var(--brand-300));
}
.conv-card[data-accent="warm"]::before {
  background: linear-gradient(90deg, var(--accent-700), var(--accent-500));
}
.conv-card[data-accent="success"]::before {
  background: linear-gradient(90deg, var(--success-700), #34d399);
}
.conv-card[data-accent="info"]::before {
  background: linear-gradient(90deg, var(--info-700), var(--brand-400));
}

.conv-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.conv-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.conv-icon svg {
  width: 20px;
  height: 20px;
}
.icon-brand {
  background: var(--brand-100);
  color: var(--brand-700);
}
.icon-warm {
  background: var(--accent-100);
  color: var(--accent-700);
}
.icon-success {
  background: var(--success-50);
  color: var(--success-700);
}
.icon-info {
  background: var(--info-50);
  color: var(--info-700);
}

.conv-title {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.conv-desc {
  font-size: 0.75rem;
  color: var(--muted-2);
  margin-top: 0.1rem;
}

.conv-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.field label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-2);
}
.field input,
.field select {
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.75rem;
  font-family: "DM Mono", monospace;
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
  width: 100%;
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}
.field input:focus,
.field select:focus {
  border-color: var(--primary);
  box-shadow: var(--focus-ring);
}

.conv-result {
  background: var(--neutral-50);
  border: 1px solid var(--accent-200);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
}
.result-val {
  font-family: "DM Mono", monospace;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--primary);
  letter-spacing: -0.01em;
}
.result-unit {
  font-size: 0.72rem;
  color: var(--muted-2);
  font-family: "DM Mono", monospace;
}

.copy-btn {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--muted-2);
  font-size: 0.8rem;
  transition: all var(--transition);
  flex-shrink: 0;
}
.copy-btn svg {
  width: 14px;
  height: 14px;
}
.copy-btn:hover {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: var(--primary);
}
.copy-btn.copied {
  background: var(--success-50);
  color: var(--success-700);
  border-color: var(--success-700);
}

.conv-card.wide {
  grid-column: span 2;
}

/* HISTORY */
.history-section {
  margin-top: 3rem;
}
.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  transition: background var(--transition);
  animation: slideIn 0.3s ease;
}
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
.history-item:hover {
  background: var(--surface-2);
}
.hist-expr {
  font-family: "DM Mono", monospace;
  color: var(--text);
  font-size: 0.875rem;
}
.hist-time {
  font-size: 0.72rem;
  color: var(--muted-2);
  font-family: "DM Mono", monospace;
}
.hist-badge {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 99px;
  background: var(--brand-100);
  color: var(--brand-700);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.empty-history {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--muted-2);
  font-size: 0.875rem;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-lg);
}

/* ─── FOOTER ─── */
.site-footer {
  position: relative;
  z-index: 1;
  background: var(--neutral-900);
  color: var(--neutral-100);
  margin-top: 2rem;
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem 3rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand {
}
.footer-logo {
  font-family: "DM Serif Display", serif;
  font-size: 1.4rem;
  color: #fff;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  text-decoration: none;
}
.footer-logo-icon {
  width: 30px;
  height: 30px;
  background: var(--primary);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}
.footer-tagline {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--neutral-100);
  max-width: 26ch;
  margin-bottom: 1.5rem;
}

.footer-col {
}
.footer-col-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neutral-100);
  margin-bottom: 1rem;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer-link {
  font-size: 0.84rem;
  color: var(--neutral-200);
  text-decoration: none;
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.footer-link svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.7;
}
.footer-link:hover {
  color: #fff;
}
.footer-link-badge {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 0.1rem 0.35rem;
  border-radius: 99px;
  background: var(--primary);
  color: #fff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-mid {
  border-top: 1px solid var(--neutral-800);
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.footer-newsletter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.footer-newsletter input {
  background: var(--neutral-800);
  border: 1px solid var(--neutral-700);
  border-radius: var(--radius-md);
  padding: 0.55rem 1rem;
  font-family: "Instrument Sans", sans-serif;
  font-size: 0.84rem;
  color: #fff;
  outline: none;
  min-width: 220px;
  transition: border-color var(--transition);
}
.footer-newsletter input::placeholder {
  color: var(--neutral-500);
}
.footer-newsletter input:focus {
  border-color: var(--primary);
}
.footer-newsletter .btn-primary {
  background: var(--primary);
}

.footer-mid-right {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}
.footer-mid-link {
  font-size: 0.78rem;
  color: var(--neutral-200);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-mid-link:hover {
  color: var(--neutral-100);
}

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-bottom p {
  font-size: 0.78rem;
  color: var(--neutral-200);
}
.footer-bottom-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.kbd {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.4rem;
  background: var(--neutral-800);
  border: 1px solid var(--neutral-700);
  border-radius: 4px;
  font-family: "DM Mono", monospace;
  font-size: 0.7rem;
  color: var(--neutral-400);
}

/* ─── TOAST ─── */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--neutral-900);
  color: #fff;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.hero-left {
  animation: fadeUp 0.6s ease both;
}
.conv-card {
  animation: fadeUp 0.5s ease both;
}
.conv-card:nth-child(1) {
  animation-delay: 0.05s;
}
.conv-card:nth-child(2) {
  animation-delay: 0.1s;
}
.conv-card:nth-child(3) {
  animation-delay: 0.15s;
}
.conv-card:nth-child(4) {
  animation-delay: 0.2s;
}
.conv-card:nth-child(5) {
  animation-delay: 0.25s;
}
.conv-card:nth-child(6) {
  animation-delay: 0.3s;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1/-1;
  }
}
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .conv-card.wide {
    grid-column: span 1;
  }
  .main-nav {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
}
@media (max-width: 640px) {
  .masthead {
    padding: 0 1rem;
  }
  .hero {
    padding: 2.5rem 1rem 2rem;
  }
  .section-wrapper {
    padding: 0 1rem 3rem;
  }
  .hero-stats {
    gap: 1.25rem;
  }
  .converters-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    padding: 2.5rem 1rem 2rem;
    gap: 2rem;
  }
  .footer-brand {
    grid-column: 1/-1;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-mid {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 1rem;
  }
}

/* Divider util */
.footer-divider {
  width: 100%;
  height: 1px;
  background: var(--neutral-800);
}

.nav-chevron {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  opacity: 0.65;
}

.nav-chevron svg {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
  transform-origin: 50% 50%;
}

.nav-link.open .nav-chevron svg {
  transform: rotate(180deg);
}

.nav-link:hover .nav-chevron {
  opacity: 1;
}

.logo-icon,
.footer-logo-icon {
  color: #fff;
}

/* Nav icon sizing */
.nav-link svg:not(.nav-chevron svg) {
  width: 15px;
  height: 15px;
}
/* Sections */
.sections-wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 48px 24px 0;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.link-container {
  animation: fadeUp 0.4s ease both;
}
.link-container:nth-child(1) {
  animation-delay: 0.05s;
}
.link-container:nth-child(2) {
  animation-delay: 0.1s;
}
.link-container:nth-child(3) {
  animation-delay: 0.15s;
}
.link-container:nth-child(4) {
  animation-delay: 0.2s;
}
.link-container:nth-child(5) {
  animation-delay: 0.25s;
}

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

.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.section-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--brand-50);
  border: 1px solid var(--brand-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}
.section-header h2 {
  font-family: "Playfair Display", serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.section-divider {
  flex: 1;
  height: 1px;
  background: var(--border-soft);
}

/* Grid of links */
.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.tool-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text);
  text-decoration: none;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  line-height: 1.3;
}
.tool-link::after {
  content: "→";
  font-size: 0.75rem;
  color: var(--neutral-400);
  flex-shrink: 0;
  margin-left: 8px;
  transition:
    transform var(--transition),
    color var(--transition);
}
.tool-link:hover {
  background: var(--brand-50);
  border-color: var(--brand-200);
  color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
.tool-link:hover::after {
  transform: translateX(3px);
  color: var(--primary);
}
.tool-link:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* "View all" link */
.view-all-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--primary);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px dashed var(--brand-300);
  transition: all var(--transition);
  letter-spacing: 0.01em;
}
.view-all-link:hover {
  color: var(--primary-hover);
  border-color: var(--primary-hover);
  gap: 8px;
}

@media (max-width: 600px) {
  .links-grid {
    grid-template-columns: 1fr 1fr;
  }
  .sections-wrap {
    padding: 32px 16px 0;
    gap: 36px;
  }
}
@media (max-width: 380px) {
  .links-grid {
    grid-template-columns: 1fr;
  }
}