/* Components — buttons, nav, footer, cards, tabs, accordion, forms, toast, CTA band */

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--fs-body);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--color-ink);
  color: var(--color-cream);
}

.btn-primary:hover {
  background: var(--color-ink-soft);
}

.btn-accent {
  background: var(--color-bronze);
  color: var(--color-ink);
}

.btn-accent:hover {
  background: var(--color-bronze-dark);
  color: var(--color-cream);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.btn-outline:hover {
  background: var(--color-ink);
  color: var(--color-cream);
}

.btn-outline-inverse {
  background: transparent;
  border-color: var(--color-border-dark);
  color: var(--color-cream);
}

.btn-outline-inverse:hover {
  background: var(--color-cream);
  color: var(--color-ink);
}

.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  padding-inline: var(--space-2);
}

.btn-ghost:hover {
  color: var(--color-bronze-dark);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: var(--fs-small);
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Site header / nav */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(246, 242, 234, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-standard),
    box-shadow var(--duration-base) var(--ease-standard);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
}

.brand-mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-gray-700);
  padding-block: var(--space-1);
  border-bottom: 2px solid transparent;
  transition: color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-ink);
  border-color: var(--color-bronze);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-paper);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin-inline: auto;
  background: var(--color-ink);
  transition: transform var(--duration-fast) var(--ease-standard),
    opacity var(--duration-fast) var(--ease-standard);
}

.nav-drawer {
  display: none;
}

@media (max-width: 1023px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-drawer {
    display: block;
    position: fixed;
    inset: var(--header-height) 0 0 0;
    background: var(--color-cream);
    transform: translateX(100%);
    transition: transform var(--duration-base) var(--ease-standard);
    z-index: 99;
    overflow-y: auto;
  }

  .nav-drawer.is-open {
    transform: translateX(0);
  }

  .nav-drawer .container {
    flex-direction: column;
    align-items: stretch;
    padding-block: var(--space-6);
  }

  .nav-drawer .nav-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    align-items: stretch;
  }

  .nav-drawer .nav-links a {
    display: block;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--fs-h4);
  }

  .nav-drawer .nav-actions {
    margin-top: var(--space-6);
    flex-direction: column;
    align-items: stretch;
  }

  body.nav-open {
    overflow: hidden;
  }
}

/* Footer */

.site-footer {
  background: var(--color-ink);
  color: var(--color-cream);
  padding-block: var(--space-8) var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--space-6);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid var(--color-border-dark);
}

@media (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand p {
  margin-top: var(--space-3);
  color: var(--color-gray-300);
  max-width: 32ch;
}

.footer-col h4 {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-gray-300);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  text-decoration: none;
  color: var(--color-cream);
  font-size: var(--fs-small);
  opacity: 0.85;
}

.footer-col a:hover {
  opacity: 1;
  color: var(--color-bronze-light);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-5);
  font-size: var(--fs-caption);
  color: var(--color-gray-300);
  flex-wrap: wrap;
}

/* Cards */

.card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.card-highlight {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-cream-alt);
  color: var(--color-bronze-dark);
  flex-shrink: 0;
}

.card-highlight h3 {
  font-size: var(--fs-h4);
}

.card-highlight p {
  color: var(--color-gray-700);
}

.card-situation {
  position: relative;
  overflow: hidden;
}

.card-situation .badge {
  margin-bottom: var(--space-4);
}

.card-situation h3 {
  font-size: var(--fs-h4);
  margin-bottom: var(--space-2);
}

.card-situation p {
  color: var(--color-gray-700);
  font-size: var(--fs-small);
}

.card-stat {
  text-align: left;
}

.card-stat .stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: var(--tracking-tight);
}

.card-stat .stat-label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--fs-small);
  color: var(--color-gray-500);
}

.card-quote {
  background: var(--color-cream-alt);
  border: none;
}

.card-quote blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 500;
  line-height: var(--lh-snug);
  color: var(--color-ink);
}

.card-quote cite {
  display: block;
  margin-top: var(--space-4);
  font-style: normal;
  font-size: var(--fs-small);
  color: var(--color-gray-500);
}

/* Process steps */

.process-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  counter-reset: step;
}

@media (max-width: 1023px) {
  .process-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .process-list {
    grid-template-columns: 1fr;
  }
}

.process-step {
  counter-increment: step;
  border-top: 2px solid var(--color-ink);
  padding-top: var(--space-4);
}

.process-step::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-bronze-dark);
  margin-bottom: var(--space-2);
}

.process-step h4 {
  font-size: var(--fs-body-lg);
  margin-bottom: var(--space-2);
}

.process-step p {
  font-size: var(--fs-small);
  color: var(--color-gray-700);
}

/* Badges */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  background: var(--color-cream-alt);
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.badge-accent {
  background: var(--color-bronze);
  color: var(--color-ink);
  border-color: transparent;
}

.badge-dark {
  background: var(--color-ink);
  color: var(--color-cream);
  border-color: transparent;
}

/* Tabs (The Three Tests) */

.tabs {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.tab-list {
  display: flex;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.tab-trigger {
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  font-weight: 600;
  font-size: var(--fs-small);
  color: var(--color-gray-500);
  cursor: pointer;
  margin-bottom: -1px;
}

.tab-trigger[aria-selected="true"] {
  color: var(--color-ink);
  border-color: var(--color-bronze);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

@media (max-width: 640px) {
  .tab-list {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }
}

/* Accordion (FAQ) */

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-display);
  font-size: var(--fs-body-lg);
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
}

.accordion-icon {
  flex-shrink: 0;
  transition: transform var(--duration-base) var(--ease-standard);
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
  transform: rotate(45deg);
}

.accordion-panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--duration-base) var(--ease-standard);
}

.accordion-panel p {
  padding-bottom: var(--space-5);
  color: var(--color-gray-700);
  max-width: 68ch;
}

/* Forms */

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field.span-2 {
  grid-column: span 2;
}

@media (max-width: 640px) {
  .form-field.span-2 {
    grid-column: span 1;
  }
}

.form-field label {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-ink);
}

.form-field .hint {
  font-size: var(--fs-caption);
  color: var(--color-gray-500);
}

.form-field input,
.form-field select,
.form-field textarea {
  font: inherit;
  font-size: var(--fs-body);
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-paper);
  color: var(--color-ink);
  transition: border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-bronze-dark);
  box-shadow: 0 0 0 3px rgba(140, 101, 41, 0.15);
}

.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea {
  border-color: var(--color-error);
}

.form-field .error-message {
  display: none;
  font-size: var(--fs-caption);
  color: var(--color-error);
}

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

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-2);
  flex-wrap: wrap;
}

.form-success {
  display: none;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-cream-alt);
  border: 1px solid var(--color-border);
  margin-top: var(--space-5);
}

.form-success.is-visible {
  display: flex;
}

.form-success h4 {
  font-size: var(--fs-body-lg);
  margin-bottom: var(--space-1);
}

.form-success p {
  color: var(--color-gray-700);
  font-size: var(--fs-small);
}

/* Toast */

.toast-region {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 340px;
}

@media (max-width: 640px) {
  .toast-region {
    left: var(--space-4);
    right: var(--space-4);
    max-width: none;
  }
}

.toast {
  background: var(--color-ink);
  color: var(--color-cream);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  font-size: var(--fs-small);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  animation: toast-in var(--duration-base) var(--ease-standard);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* CTA band */

.cta-band {
  background: var(--color-ink);
  color: var(--color-cream);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.cta-band h2 {
  max-width: 20ch;
}

.cta-band p {
  color: var(--color-gray-300);
  margin-top: var(--space-3);
  max-width: 48ch;
}

.cta-band-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 767px) {
  .cta-band {
    padding: var(--space-6);
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Back to top */

.back-to-top {
  position: fixed;
  bottom: var(--space-5);
  left: var(--space-5);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-cream);
  border: none;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  z-index: 90;
}

.back-to-top.is-visible {
  display: flex;
}

/* Empty state */

.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-5);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-gray-500);
}