/* ==========================================================================
   TAP — Trade Access Partners
   Pure CSS conversion from React/Tailwind
   ========================================================================== */

:root {
  --font-display: "Playfair Display", Georgia, serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --container: 1400px;
}

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

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-weight: 300;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

::selection { background: var(--selection-bg); color: var(--selection-color); }

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Utilities */
.font-display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.01em;
}

.label-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}

.label-eyebrow--center { text-align: center; }

.gold-rule {
  display: block;
  height: 1px;
  width: 100%;
  background: linear-gradient(to right, transparent, var(--accent) 20%, var(--accent) 80%, transparent);
  opacity: 0.55;
}

.gold-rule--container {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
}

.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1.6rem;
  background: var(--accent);
  color: var(--accent-on);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: background 0.3s ease, transform 0.3s ease;
  border: 1px solid var(--accent);
}

.btn-gold:hover { background: var(--accent-soft); }

.btn-gold:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-gold-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1.6rem;
  background: transparent;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  border: 1px solid var(--accent);
  transition: background 0.3s ease, color 0.3s ease;
}

.btn-gold-outline:hover {
  background: var(--accent);
  color: var(--accent-on);
}

.btn-gold-outline--sm {
  padding: 0.5rem 1rem;
  font-size: 0.65rem;
}

.btn-gold-outline--nowrap { white-space: nowrap; flex-shrink: 0; }

.btn-gold span[aria-hidden="true"],
.btn-gold-outline span[aria-hidden="true"] {
  font-size: 1.35rem;
  line-height: 1;
  font-weight: 400;
}

@media (max-width: 639px) {
  .btn-gold,
  .btn-gold-outline {
    width: 100%;
    justify-content: center;
  }

  .hero__actions {
    flex-direction: column;
  }

  .form-submit {
    align-self: stretch;
    width: 100%;
  }
}

.nav-link {
  position: relative;
  color: var(--text-nav);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 400;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.nav-link:hover { color: var(--accent); }
.nav-link:hover::after { transform: scaleX(1); }

.nav-link--mobile { font-size: 1rem; }

/* Layout */
.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (min-width: 1024px) {
  .container { padding-left: 3rem; padding-right: 3rem; }
}

/* Reveal animation */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal { opacity: 0; }
.reveal.in { animation: fadeUp 1.1s cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }

/* Logo */
.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

.logo__mark {
  font-family: var(--font-display);
  font-size: 1.7rem;
  line-height: 1;
  color: var(--accent);
  letter-spacing: 0.18em;
}

.logo__name {
  margin-top: 0.25rem;
  font-size: 0.55rem;
  letter-spacing: 0.32em;
  color: var(--accent-80);
  text-transform: uppercase;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: all 0.5s ease;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  background: transparent;
}

.site-header.is-scrolled {
  padding-top: 1rem;
  padding-bottom: 1rem;
  background: var(--overlay-header);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header__nav {
  display: none;
  align-items: center;
  gap: 2.25rem;
}

.site-header__cta { display: none; }

.menu-toggle {
  display: block;
  color: var(--accent);
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 1.75rem;
  height: 1px;
  background: var(--accent);
  margin-bottom: 0.375rem;
}

.menu-toggle span:last-child {
  width: 1.25rem;
  margin-bottom: 0;
  margin-left: auto;
}

.mobile-nav {
  display: none;
  background: var(--overlay-mobile-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--accent-20);
}

.mobile-nav.is-open { display: block; }

.mobile-nav__inner {
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav__cta {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

@media (min-width: 1024px) {
  .site-header__nav { display: flex; }
  .site-header__cta { display: inline-flex; }
  .menu-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay-1 {
  position: absolute;
  inset: 0;
  background: var(--overlay-hero-1);
}

.hero__overlay-2 {
  position: absolute;
  inset: 0;
  background: var(--overlay-hero-2);
}

.hero__content {
  position: relative;
  width: 100%;
  padding-top: 8rem;
  padding-bottom: 6rem;
}

.hero__inner { max-width: 48rem; }

.hero__eyebrow { margin-bottom: 1.75rem; }

.hero__title {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 2.6rem;
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 0;
}

.hero__title em {
  color: var(--accent);
  font-style: italic;
}

.hero__sub {
  margin-top: 2rem;
  color: var(--accent-90);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__body {
  margin-top: 1.75rem;
  max-width: 36rem;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.85;
  font-weight: 300;
}

.hero__actions {
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero__rule {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}

@media (min-width: 640px) {
  .hero__title { font-size: 3.6rem; }
  .hero__sub { font-size: 1.125rem; }
  .hero__body { font-size: 1rem; }
}

@media (min-width: 1024px) {
  .hero__title { font-size: 5.2rem; }
}

/* Sections */
.section {
  padding-top: 7rem;
  padding-bottom: 7rem;
}

.section--border {
  border-top: 1px solid var(--accent-15);
}

@media (min-width: 1024px) {
  .section { padding-top: 10rem; padding-bottom: 10rem; }
}

.section--portfolio {
  padding-top: 8rem;
  padding-bottom: 8rem;
}

@media (min-width: 1024px) {
  .section--portfolio { padding-top: 12rem; padding-bottom: 12rem; }
}

.section--additional {
  padding-top: 6rem;
  padding-bottom: 6rem;
}

@media (min-width: 1024px) {
  .section--additional { padding-top: 8rem; padding-bottom: 8rem; }
}

/* Grid layouts */
.grid-2col {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .grid-2col {
    grid-template-columns: repeat(12, 1fr);
    gap: 5rem;
  }
  .grid-2col__left { grid-column: span 5; }
  .grid-2col__right { grid-column: span 7; padding-top: 1.5rem; }
  .grid-2col--equal .grid-2col__left,
  .grid-2col--equal .grid-2col__right { grid-column: span 6; }
  .grid-2col--equal .grid-2col__right { padding-top: 6rem; }
}

/* Typography blocks */
.section-eyebrow { margin-bottom: 2rem; }

.section-title {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 2.25rem;
  line-height: 1.05;
  margin: 0;
}

.section-title em {
  color: var(--accent);
  font-style: italic;
}

.section-title--lg { font-size: 2.25rem; }
.section-title--xl { font-size: 2.25rem; }

@media (min-width: 640px) {
  .section-title { font-size: 3rem; }
  .section-title--lg { font-size: 3.4rem; }
  .section-title--xl { font-size: 2.5rem; }
}

@media (min-width: 1024px) {
  .section-title--who { font-size: 3.6rem; }
  .section-title--what { font-size: 3rem; }
  .section-title--portfolio { font-size: 4rem; }
  .section-title--contact { font-size: 4.5rem; }
}

.gold-line {
  display: block;
  margin-top: 2.5rem;
  height: 1px;
  width: 5rem;
  background: var(--accent);
}

.gold-line--center {
  margin-left: auto;
  margin-right: auto;
  width: 4rem;
}

.gold-line--contact {
  width: 6rem;
  margin-top: 3rem;
  margin-left: auto;
  margin-right: auto;
}

.prose {
  color: var(--text-secondary);
  line-height: 1.95;
  font-size: 15px;
  font-weight: 300;
}

.prose p { margin: 0 0 1.5rem; }
.prose p:last-child { margin-bottom: 0; }
.prose--bright p:last-child { color: var(--text-bright); }

.prose--spaced p + p { margin-top: 0; }

/* What We Do */
.section-intro {
  text-align: center;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.section-intro .section-title { margin-top: 1.75rem; }
.section-intro .gold-line--center { margin-top: 2.5rem; }
.section-intro .prose { margin-top: 2.5rem; }

/* Trades grid */
.trades-grid {
  margin-top: 5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background-color: var(--accent-15);
}

.trade-cell {
  position: relative;
  padding: 2rem 1.5rem;
  background-color: var(--background);
}

.trade-cell__num {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--accent-70);
  margin-bottom: 0.75rem;
}

.trade-cell__name {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 1.125rem;
  line-height: 1.25;
  transition: color 0.3s ease;
}

.trade-cell:hover .trade-cell__name { color: var(--accent); }

.trades-footnote {
  margin-top: 2.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

@media (max-width: 639px) {
  .trades-grid::after {
    content: "";
    background-color: var(--background);
  }
}

@media (min-width: 640px) {
  .trades-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .trades-grid { grid-template-columns: repeat(5, 1fr); }
  .trade-cell__name { font-size: 1.25rem; }
}

/* Criteria list */
.criteria-intro {
  margin-bottom: 2rem;
  color: var(--text-secondary);
  line-height: 1.95;
  font-size: 15px;
  font-weight: 300;
}

.criteria-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--accent-15);
  border-bottom: 1px solid var(--accent-15);
}

.criteria-list li {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--accent-15);
}

.criteria-list li:last-child { border-bottom: none; }

.criteria-list__num {
  font-family: var(--font-display);
  color: var(--accent-60);
  font-size: 0.875rem;
  letter-spacing: 0.3em;
  width: 2.5rem;
  flex-shrink: 0;
}

.criteria-list__check {
  color: var(--accent);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.criteria-list__text {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 1.25rem;
}

@media (min-width: 640px) {
  .criteria-list__text { font-size: 1.5rem; }
}

.prose--narrow { max-width: 28rem; margin-top: 2.5rem; }
.prose--narrow p + p { margin-top: 1.25rem; }

.prose--mt { margin-top: 2.5rem; }

.prose p.prose--highlight { color: var(--text-bright); }

/* For Clients */
.section--clients { position: relative; }

.section--clients__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.25;
}

.section--clients__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section--clients__bg-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-clients);
}

.benefits-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.benefits-list li {
  display: flex;
  gap: 1.25rem;
  border-bottom: 1px solid var(--accent-15);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.benefits-list__bullet {
  color: var(--accent);
  font-size: 0.875rem;
  margin-top: 0.375rem;
  flex-shrink: 0;
}

.benefits-list__text {
  color: var(--text-bright);
  font-size: 15px;
  line-height: 1.7;
  font-weight: 300;
}

.clients-quote {
  margin-top: 3rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-primary);
  line-height: 1.3;
}

.clients-quote em {
  color: var(--accent);
  font-style: italic;
}

@media (min-width: 640px) {
  .clients-quote { font-size: 1.875rem; }
}

/* Portfolio */
.section--portfolio-wrap {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--accent-15);
}

.section--portfolio__bg {
  position: absolute;
  inset: 0;
}

.section--portfolio__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section--portfolio__overlay-1 {
  position: absolute;
  inset: 0;
  background: var(--overlay-portfolio-1);
}

.section--portfolio__overlay-2 {
  position: absolute;
  inset: 0;
  background: var(--overlay-portfolio-2);
}

.portfolio-content {
  position: relative;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  text-align: center;
}

@media (min-width: 1024px) {
  .portfolio-content { padding-left: 3rem; padding-right: 3rem; }
}

.portfolio-content .section-title { margin-top: 1.75rem; }
.portfolio-content .gold-line--center { margin-top: 2.5rem; }

.portfolio-prose {
  margin-top: 3rem;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-secondary);
  line-height: 2;
  font-size: 15px;
  font-weight: 300;
}

.portfolio-prose p { margin: 0 0 1.5rem; }
.portfolio-prose p.highlight { color: var(--text-bright); }

/* Additional */
.additional-content {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.additional-text {
  margin-top: 2.5rem;
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 1.5rem;
  line-height: 1.5;
}

.additional-text em {
  color: var(--accent);
  font-style: italic;
}

.additional-cta { margin-top: 2.5rem; }

@media (min-width: 640px) {
  .additional-text { font-size: 1.875rem; }
}

/* Contact */
.contact-heading {
  text-align: center;
}

.contact-heading .section-title {
  line-height: 1.1;
}

.contact-grid {
  margin-top: 6rem;
  display: grid;
  gap: 4rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 4rem;
  }
  .contact-info { grid-column: span 5; }
  .contact-form-wrap { grid-column: span 7; }
}

.contact-info { display: flex; flex-direction: column; gap: 2.5rem; }

.contact-location__label { margin-bottom: 1.25rem; }

.contact-location__city {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 1.875rem;
  margin: 0;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 15px;
  font-weight: 300;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.contact-link:hover { color: var(--accent); }

.contact-link svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  color: var(--accent);
}

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1.5rem; }

.form-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .form-grid { grid-template-columns: repeat(2, 1fr); }
}

.form-field {
  display: block;
  position: relative;
  padding-top: 1rem;
}

.form-field__label {
  position: absolute;
  left: 0;
  top: 0;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-80);
}

.form-field input,
.form-field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--accent-25);
  outline: none;
  padding: 1rem 0;
  color: var(--text-primary);
  font-family: inherit;
  font-weight: 300;
  letter-spacing: 0.025em;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-field input:focus,
.form-field textarea:focus {
  border-bottom-color: var(--accent);
}

.form-field textarea { resize: vertical; min-height: 6rem; }

.form-field--error input,
.form-field--error textarea {
  border-bottom-color: #f87171;
}

.form-field__error {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: none;
  color: #f87171;
}

.form-field__error:empty {
  display: none;
  margin: 0;
}

.form-submit {
  margin-top: 1rem;
  align-self: flex-start;
  width: fit-content;
}

.form-message {
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.form-message--error {
  color: #f87171;
  letter-spacing: 0.1em;
  text-transform: none;
}

.form-message[hidden] { display: none; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--accent-20);
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.site-footer__tagline {
  text-align: center;
  margin-bottom: 3rem;
}

.site-footer__bottom {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 2rem;
}

.footer-link {
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.footer-link:hover { color: var(--accent); }

.site-footer__copy {
  color: var(--text-footer);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin: 0;
}

@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
  }
}

/* PDF Modal */
.pdf-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.pdf-modal.is-open { display: flex; }

.pdf-modal__overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-modal);
  animation: modalFadeIn 0.2s ease;
}

.pdf-modal__panel {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: min(96vw, 1100px);
  height: 90vh;
  background: var(--bg-primary);
  border: 1px solid var(--accent-30);
  overflow: hidden;
  animation: modalZoomIn 0.2s ease;
}

.pdf-modal__header {
  display: flex;
  flex-shrink: 0;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--accent-20);
  padding: 1rem 1.5rem;
}

.pdf-modal__title {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin: 0;
}

.pdf-modal__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pdf-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: var(--text-secondary);
  transition: opacity 0.2s ease;
  margin-left: 0.5rem;
}

.pdf-modal__close:hover { opacity: 1; color: var(--text-primary); }

.pdf-modal__iframe {
  flex: 1;
  min-height: 0;
  width: 100%;
  border: 0;
  background: var(--bg-surface);
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalZoomIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* Main */
main {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}