/* =============================================
   COMPONENTS.CSS — All Reusable Components
   SM Technical Consultancy
   ============================================= */

/* === COMPONENT: SKIP LINK === */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* === COMPONENT: EYEBROW LABEL === */
.eyebrow {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

/* === COMPONENT: BADGES / PILLS === */
.badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background-color: var(--color-navy-light);
  color: var(--color-white);
  white-space: nowrap;
}

.badge--accent {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-6);
}

/* === COMPONENT: BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  border-radius: 4px;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 2px solid transparent;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-white);
  box-shadow: 0 2px 12px rgba(46, 139, 192, 0.4);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-secondary:hover {
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.08);
}

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

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

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--font-size-sm);
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: var(--font-size-md);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

/* === COMPONENT: CARDS === */
.card {
  background-color: var(--color-navy-mid);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.card-light {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.card-light:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.card--accent-border {
  border-left: 4px solid var(--color-accent);
}

.card__icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-white);
}

.card-light .card__title {
  color: var(--color-navy);
}

.card__body {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-body);
  color: var(--color-slate);
  margin-bottom: var(--space-4);
}

.card-light .card__body {
  color: #4A5568;
}

.card__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: var(--space-2);
  color: var(--color-accent-hover);
}

.card__link-arrow {
  transition: transform var(--transition-fast);
}

.card__link:hover .card__link-arrow {
  transform: translateX(2px);
}

/* Examples list in service cards */
.examples-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.examples-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
  border-bottom: 1px solid var(--color-border-light);
  color: #4A5568;
}

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

.card .examples-list li {
  border-color: var(--color-border);
  color: rgba(255,255,255,0.75);
}

.examples-list li::before {
  content: '→';
  color: var(--color-accent);
  flex-shrink: 0;
  font-weight: var(--font-weight-semibold);
}

/* === COMPONENT: NAVIGATION === */

.nav__inner {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  height: var(--nav-height);
  gap: var(--space-4);
}

.nav__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav__logo img {
  height: 62px;
  width: auto;
}

/* Centred nav links */
.nav__links {
  display: flex;
  align-items: stretch;
  justify-content: center;
  height: 100%;
  gap: 0;
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.70);
  text-decoration: none;
  letter-spacing: 0.03em;
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  position: relative;
  border: none;
  border-radius: 0;
  background: none;
  transition: color var(--transition-fast);
}

/* Underline indicator */
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.nav__link:hover {
  color: var(--color-white);
}

.nav__link:hover::after {
  transform: scaleX(1);
}

.nav__link--active {
  color: var(--color-white);
}

.nav__link--active::after {
  transform: scaleX(1);
}

/* === DROPDOWN === */
.nav__dropdown-wrap {
  position: relative;
  display: flex;
  align-items: stretch;
}

.nav__chevron {
  font-style: normal;
  font-size: 0.65em;
  margin-left: 5px;
  opacity: 0.7;
  display: inline-block;
  transition: transform var(--transition-base);
}

.nav__dropdown-wrap:hover .nav__chevron,
.nav__dropdown-wrap:focus-within .nav__chevron {
  transform: rotate(180deg);
}

.nav__dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 500px;
  background-color: var(--color-navy-mid);
  border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-accent);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  z-index: 200;
  padding: var(--space-4);
}

.nav__dropdown-wrap:hover .nav__dropdown,
.nav__dropdown-wrap:focus-within .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.nav__dropdown-link {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  display: block;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav__dropdown-link:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.07);
}

/* CTA sits in column 3 */
.nav__cta {
  flex-shrink: 0;
}

.nav__hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-white);
  font-size: 1.5rem;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.nav__hamburger:hover {
  background-color: var(--color-navy-light);
}

.nav__menu {
  display: none;
  background-color: var(--color-navy-mid);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-4) var(--space-4);
}

.nav__menu--open {
  display: block;
}

.nav__menu .nav__link {
  display: block;
  height: auto;
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-sm);
}

.nav__menu .nav__link::after {
  display: none;
}

.nav__menu .nav__link:hover {
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--color-white);
}

.nav__menu-section {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-slate);
  padding: var(--space-3) var(--space-3) var(--space-2);
  margin-top: var(--space-2);
}

.nav__menu-services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-bottom: var(--space-2);
}

.nav__menu-service-link {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  display: block;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav__menu-service-link:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.06);
}

.nav__menu .nav__cta {
  display: block;
  margin: var(--space-4) 0 0;
  text-align: center;
  width: 100%;
  justify-content: center;
}

@media (max-width: 860px) {
  .nav__inner {
    display: flex;
    justify-content: space-between;
  }

  .nav__links,
  .nav__cta:not(.nav__menu .nav__cta) {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }
}

/* === COMPONENT: FOOTER === */
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer__logo img {
  height: 62px;
  width: auto;
}

.footer__logo-text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  line-height: 1.2;
}

.footer__logo-text span {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-regular);
  color: var(--color-slate);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer__description {
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  line-height: var(--line-height-body);
}

.footer__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__contact-item {
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  margin-bottom: var(--space-3);
}

.footer__contact-link {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  text-decoration: none;
  margin-bottom: var(--space-3);
  transition: color var(--transition-fast);
}

.footer__contact-link:hover {
  color: var(--color-white);
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  text-decoration: none;
  margin-bottom: var(--space-4);
  transition: color var(--transition-fast);
}

.footer__social-link:hover {
  color: var(--color-white);
}

.footer__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-slate);
  font-style: italic;
  margin-top: var(--space-4);
}

.footer__copyright {
  font-size: var(--font-size-sm);
  color: var(--color-slate);
}

.footer__legal-links {
  display: flex;
  gap: var(--space-5);
}

.footer__legal-link {
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__legal-link:hover {
  color: var(--color-white);
}

.footer__credit {
  font-size: var(--font-size-xs);
  color: var(--color-slate);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer__credit-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-slate);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__credit-link:hover {
  color: var(--color-white);
}

.footer__credit-logo {
  height: 18px;
  width: auto;
  opacity: 0.55;
  transition: opacity var(--transition-fast);
}

.footer__credit-link:hover .footer__credit-logo {
  opacity: 0.9;
}

/* === COMPONENT: TESTIMONIALS === */
.testimonial {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.testimonial__quote-mark {
  font-size: 4rem;
  line-height: 0.6;
  color: var(--color-accent);
  font-family: Georgia, serif;
  user-select: none;
}

.testimonial__text {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-body);
  color: rgba(255,255,255,0.85);
  font-style: italic;
  flex-grow: 1;
}

.testimonial__attribution {
  font-size: var(--font-size-xs);
  color: var(--color-slate);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-style: normal;
}

/* === COMPONENT: PROCESS STEPS === */
.step {
  position: relative;
  z-index: 1;
}

.step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.step__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.step__body {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.75);
  line-height: var(--line-height-body);
}

/* === COMPONENT: SECTOR CARDS === */
.sector-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.sector-card__icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
}

.sector-card__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

/* === COMPONENT: STAT === */
.stat {
  text-align: center;
  padding: var(--space-4);
}

.stat__value {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-slate);
  font-weight: var(--font-weight-medium);
}

/* === COMPONENT: FORM === */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.form-label--required::after {
  content: ' *';
  color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  padding: 0.75rem var(--space-4);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  color: var(--color-navy);
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(46, 139, 192, 0.15);
}

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

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238FA3B1' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6,9 12,15 18,9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-8);
}

.form-error {
  display: none;
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

.form-error.is-visible {
  display: block;
}

.form-note {
  font-size: var(--font-size-xs);
  color: #6B7280;
  margin-top: var(--space-3);
}

.form-success-banner {
  display: none;
  padding: var(--space-5) var(--space-6);
  background-color: #D4EDDA;
  border: 1px solid #C3E6CB;
  border-radius: var(--radius-md);
  color: #155724;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-6);
}

.form-success-banner.is-visible {
  display: block;
}

/* === COMPONENT: WHAT HAPPENS NEXT === */
.next-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.next-step {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.next-step__number {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
}

.next-step__text {
  font-size: var(--font-size-sm);
  color: var(--color-navy);
  padding-top: 4px;
  line-height: var(--line-height-body);
}

/* === COMPONENT: ARTICLE CARDS === */
.article-card {
  display: flex;
  flex-direction: column;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.article-card__date {
  font-size: var(--font-size-xs);
  color: #6B7280;
}

.article-card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
  line-height: var(--line-height-tight);
}

.article-card__excerpt {
  font-size: var(--font-size-sm);
  color: #4A5568;
  line-height: var(--line-height-body);
  flex-grow: 1;
  margin-bottom: var(--space-4);
}

/* === COMPONENT: ARTICLE SIDEBAR === */
.sidebar-card {
  background-color: var(--color-off-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-5);
}

.sidebar-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.sidebar-link {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  text-decoration: none;
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}

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

/* === COMPONENT: DIFFERENTIATOR CARDS === */
.differentiator-card .card__title {
  font-size: var(--font-size-md);
}

/* === COMPONENT: ISO STANDARD CARDS === */
.iso-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

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

.iso-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  border-left: 4px solid var(--color-accent);
}

.iso-card__label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.iso-card__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.iso-card__body {
  font-size: var(--font-size-sm);
  color: #4A5568;
  line-height: var(--line-height-body);
  margin: 0;
}

/* === COMPONENT: DIVIDER === */
.divider {
  height: 1px;
  background-color: var(--color-border-light);
  margin: var(--space-6) 0;
}

.divider--dark {
  background-color: var(--color-border);
}