:root {
  --brand-deep: #123b6d;
  --brand-accent: #2f82d6;
  --brand-accent-hover: #2569b0;
  --brand-warm: #e8a230;
  --surface-light: #f6f9fc;
  --surface-muted: #eef4fa;
  --shadow-soft: 0 10px 40px rgba(15, 52, 96, 0.08);
  --shadow-card: 0 16px 48px rgba(15, 52, 96, 0.12);
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --nav-h: 4.25rem;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: #1e293b;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(47, 130, 214, 0.24);
}

/* ── Reveal on scroll ── */
.reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Cards & buttons ── */
.card-hover {
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(47, 130, 214, 0.36);
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-accent) 0%, #1a6fc4 100%);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--brand-accent-hover) 0%, #155a9e 100%);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(37, 105, 176, 0.32);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-outline {
  transition: background var(--transition), transform var(--transition), color var(--transition), border-color var(--transition);
}

.btn-outline:hover {
  transform: translateY(-1px);
  border-color: rgba(18, 59, 109, 0.7);
  background-color: #f8fbff;
}

.btn-ghost {
  transition: background var(--transition), color var(--transition);
}

.btn-ghost:hover {
  background: rgba(18, 59, 109, 0.06);
}

/* ── Navigation ── */
.nav-scrolled {
  background-color: rgba(255, 255, 255, 0.97);
  box-shadow: 0 2px 20px rgba(15, 52, 96, 0.09);
  border-bottom-color: #e2e8f0;
}

.nav-link {
  position: relative;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background: var(--brand-accent);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
}

.nav-link.is-active,
.nav-link:hover {
  color: var(--brand-deep);
}

.nav-link.is-active::after {
  transform: scaleX(1);
}

#mobile-menu {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease;
}

#mobile-menu.is-open {
  max-height: 28rem;
  opacity: 1;
}

#menu-toggle .icon-close {
  display: none;
}

#menu-toggle.is-open .icon-menu {
  display: none;
}

#menu-toggle.is-open .icon-close {
  display: block;
}

/* ── Hero demo animation ── */
.hero-demo {
  position: relative;
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, #0f2d52 0%, #1a4a7a 55%, #2f82d6 100%);
  padding: 1.5rem;
  overflow: hidden;
  min-height: 320px;
}

.hero-demo::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.12) 0%, transparent 45%);
  pointer-events: none;
}

.call-flow {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
  z-index: 1;
}

.call-step {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.875rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  opacity: 0.35;
  transform: translateX(-8px);
  transition: opacity 0.4s ease, transform 0.4s ease, background 0.4s ease;
}

.call-step.is-active {
  opacity: 1;
  transform: translateX(0);
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.28);
}

.call-step.is-done {
  opacity: 0.75;
  transform: translateX(0);
}

.call-step-icon {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.625rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  font-size: 1rem;
}

.call-pulse {
  animation: callPulse 1.4s ease-in-out infinite;
}

@keyframes callPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232, 162, 48, 0.5); }
  50% { box-shadow: 0 0 0 10px rgba(232, 162, 48, 0); }
}

.hero-stat {
  text-align: center;
  padding: 0.75rem;
}

.hero-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

.hero-stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 0.25rem;
}

/* ── Stats strip ── */
.stats-strip {
  background: linear-gradient(90deg, var(--brand-deep) 0%, #1a5088 100%);
}

.stat-counter {
  font-variant-numeric: tabular-nums;
}

/* ── Pricing ── */
.pricing-toggle {
  display: inline-flex;
  padding: 0.25rem;
  border-radius: 999px;
  background: #e2e8f0;
  border: 1px solid #cbd5e1;
}

.pricing-toggle button {
  position: relative;
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #64748b;
  transition: color var(--transition), background var(--transition), box-shadow var(--transition);
}

.pricing-toggle button.is-active {
  background: #fff;
  color: var(--brand-deep);
  box-shadow: 0 2px 8px rgba(15, 52, 96, 0.12);
}

.pricing-badge {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: #dcfce7;
  color: #15803d;
  font-size: 0.65rem;
  font-weight: 700;
  vertical-align: middle;
}

.plan-card-interactive {
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.plan-card-interactive.is-selected,
.plan-card-interactive:hover {
  border-color: rgba(47, 130, 214, 0.55);
  box-shadow: var(--shadow-soft);
}

.plan-card-interactive.is-selected {
  ring: 2px;
  outline: 2px solid rgba(47, 130, 214, 0.35);
  outline-offset: 2px;
}

.plan-card-interactive.is-highlight {
  border-color: rgba(47, 130, 214, 0.45);
  box-shadow: var(--shadow-card);
}

.plan-price-display {
  font-variant-numeric: tabular-nums;
  transition: opacity 0.2s ease;
}

.plan-price-display.is-switching {
  opacity: 0.4;
}

/* ── Testimonials carousel ── */
.testimonial-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-slide {
  flex: 0 0 100%;
  padding: 0 0.25rem;
}

@media (min-width: 768px) {
  .testimonial-slide {
    flex: 0 0 33.333%;
  }
}

.testimonial-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: #475569;
  transition: width var(--transition), background var(--transition);
}

.testimonial-dot.is-active {
  width: 1.5rem;
  background: var(--brand-accent);
}

/* ── FAQ ── */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  opacity: 0;
}

.faq-item.is-open .faq-answer {
  opacity: 1;
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  background: var(--brand-accent);
  color: #fff;
}

.faq-icon {
  transition: transform 0.25s ease, background var(--transition), color var(--transition);
}

/* ── Forms ── */
.form-field {
  position: relative;
}

.form-input {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1.5px solid #e2e8f0;
  background: #fff;
  padding: 0.65rem 0.85rem;
  font-size: 0.875rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px rgba(47, 130, 214, 0.15);
}

.form-input.is-invalid {
  border-color: #f87171;
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.12);
}

.form-input.is-valid {
  border-color: #34d399;
}

.form-error {
  display: none;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: #dc2626;
}

.form-field.has-error .form-error {
  display: block;
}

.form-field.has-error .form-input {
  border-color: #f87171;
}

.char-count {
  font-size: 0.7rem;
  color: #94a3b8;
  text-align: right;
  margin-top: 0.25rem;
}

.btn-loading {
  position: relative;
  pointer-events: none;
  color: transparent !important;
}

.btn-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.password-wrap {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 0.65rem;
  top: 50%;
  transform: translateY(-50%);
  padding: 0.25rem;
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 600;
  transition: color var(--transition);
}

.password-toggle:hover {
  color: var(--brand-deep);
}

/* ── Checkout wizard ── */
.checkout-progress {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 2rem;
}

.checkout-step-dot {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  border: 2px solid #cbd5e1;
  color: #94a3b8;
  background: #fff;
  transition: all var(--transition);
}

.checkout-step-dot.is-active {
  border-color: var(--brand-accent);
  background: var(--brand-accent);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(47, 130, 214, 0.2);
}

.checkout-step-dot.is-done {
  border-color: #34d399;
  background: #ecfdf5;
  color: #059669;
}

.checkout-step-line {
  width: 4rem;
  height: 2px;
  background: #e2e8f0;
  transition: background var(--transition);
}

.checkout-step-line.is-done {
  background: #34d399;
}

.checkout-summary {
  position: sticky;
  top: calc(var(--nav-h) + 1rem);
}

.checkout-panel {
  animation: panelIn 0.35s ease;
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.plan-card.selected {
  border-color: rgba(47, 130, 214, 0.55) !important;
  box-shadow: var(--shadow-soft);
}

/* ── Success page ── */
.success-timeline {
  position: relative;
  padding-left: 1.75rem;
}

.success-timeline::before {
  content: '';
  position: absolute;
  left: 0.45rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  background: #e2e8f0;
}

.timeline-item {
  position: relative;
  padding-bottom: 1.25rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.45rem;
  top: 0.35rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: #cbd5e1;
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px #e2e8f0;
  transition: background var(--transition), box-shadow var(--transition);
}

.timeline-item.is-active::before {
  background: var(--brand-accent);
  box-shadow: 0 0 0 2px rgba(47, 130, 214, 0.3);
  animation: callPulse 1.5s ease infinite;
}

.timeline-item.is-done::before {
  background: #34d399;
  box-shadow: 0 0 0 2px #a7f3d0;
}

/* ── Sticky mobile CTA ── */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 40;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid #e2e8f0;
  box-shadow: 0 -8px 24px rgba(15, 52, 96, 0.08);
  transform: translateY(100%);
  transition: transform 0.35s ease;
}

.sticky-cta.is-visible {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .sticky-cta {
    display: none;
  }
}

/* ── Back to top ── */
.back-to-top {
  position: fixed;
  bottom: 5.5rem;
  right: 1.25rem;
  z-index: 40;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  background: var(--brand-deep);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--brand-accent);
}

@media (min-width: 768px) {
  .back-to-top {
    bottom: 1.5rem;
  }
}

/* ── Cookie banner ── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  padding: 1rem;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.is-visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: 42rem;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-xl);
  background: #fff;
  border: 1px solid #e2e8f0;
  box-shadow: var(--shadow-card);
}

/* ── Toast ── */
.toast-stack {
  position: fixed;
  top: calc(var(--nav-h) + 0.75rem);
  right: 1rem;
  z-index: 70;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 22rem;
}

.toast {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-soft);
  animation: toastIn 0.35s ease;
}

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

.toast-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(1rem); }
  to { opacity: 1; transform: translateX(0); }
}

/* ── How it works steps ── */
.step-connector {
  display: none;
}

@media (min-width: 768px) {
  .steps-row {
    position: relative;
  }

  .step-connector {
    display: block;
    position: absolute;
    top: 1.125rem;
    left: 16%;
    right: 16%;
    height: 2px;
    background: linear-gradient(90deg, #e2e8f0 0%, var(--brand-accent) 50%, #e2e8f0 100%);
    background-size: 200% 100%;
    animation: connectorFlow 3s ease infinite;
  }
}

@keyframes connectorFlow {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.step-num {
  transition: transform var(--transition), box-shadow var(--transition);
}

.step-card:hover .step-num {
  transform: scale(1.08);
  box-shadow: 0 4px 16px rgba(47, 130, 214, 0.35);
}

/* ── Trust chips ── */
.trust-chip {
  border: 1px solid #d8e3f0;
  border-radius: 999px;
  background: #fff;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #475569;
  transition: border-color var(--transition), background var(--transition);
}

.trust-chip:hover {
  border-color: rgba(47, 130, 214, 0.4);
  background: #f8fbff;
}

/* ── Page loader overlay ── */
.page-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.page-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.page-overlay-spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 3px solid #e2e8f0;
  border-top-color: var(--brand-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .reveal,
  .call-step,
  .plan-price-display,
  .testimonial-track,
  .checkout-panel,
  .toast,
  .sticky-cta,
  .cookie-banner,
  .back-to-top {
    transition: none !important;
    animation: none !important;
  }

  .reveal { opacity: 1; transform: none; }

  .call-step { opacity: 1; transform: none; }

  .card-hover:hover,
  .btn-primary:hover,
  .btn-outline:hover {
    transform: none;
    box-shadow: none;
  }
}