/* =============================================
   COMPONENTS — consultation.com
   ============================================= */

/* === LAYOUT === */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}

.container--narrow {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

/* === HEADER / NAV === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}

.site-header--scrolled {
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: var(--space-8);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.nav__logo-text span {
  color: var(--color-primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav__links a {
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-1);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav__links a:hover {
  color: var(--color-text);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  transform: scaleX(1);
}

.nav__links a.active {
  color: var(--color-text);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Language toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-1);
  gap: var(--space-1);
}

.lang-toggle__btn {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition-interactive);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.lang-toggle__btn.active {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

/* Theme toggle */
.theme-toggle {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  background: none;
  cursor: pointer;
  transition: all var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

/* CTA button in nav */
.btn-nav-cta {
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-interactive);
}

.btn-nav-cta:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(43, 75, 232, 0.3);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  background: none;
  border: none;
  padding: var(--space-2);
}

.nav__hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav__links, .nav__actions { display: none; }
  .nav__hamburger { display: flex; }

  .nav__mobile-menu {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-4) 0 var(--space-6);
    border-top: 1px solid var(--color-divider);
  }

  .nav__mobile-menu a {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid var(--color-divider);
  }

  .nav__mobile-menu-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding-top: var(--space-4);
  }
}

@media (min-width: 769px) {
  .nav__mobile-menu { display: none !important; }
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-interactive);
  white-space: nowrap;
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(43, 75, 232, 0.28);
}

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

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.btn--lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-10);
}

/* === BADGES === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge--primary {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-highlight);
}

/* === SECTION HEADERS === */
.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.section-label span {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.section-heading {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.section-subheading {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 54ch;
  line-height: 1.7;
}

/* === CARDS === */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover {
  border-color: var(--color-primary-highlight);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-primary);
}

.card__title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.card__body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* === STAT / METRIC BLOCKS === */
.stat-block {
  text-align: center;
}

.stat-block__number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-block__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* === TESTIMONIALS === */
.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
}

.testimonial::before {
  content: '"';
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-primary-highlight);
  position: absolute;
  top: var(--space-4);
  left: var(--space-8);
  font-weight: 900;
}

.testimonial__quote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.75;
  margin-top: var(--space-8);
  margin-bottom: var(--space-6);
}

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

.testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.testimonial__name {
  font-weight: 700;
  font-size: var(--text-sm);
  font-family: var(--font-display);
}

.testimonial__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* === FORM === */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

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

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

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
}

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

/* === FOOTER === */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  line-height: 1.7;
  max-width: 32ch;
}

.footer__col-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer__links a:hover {
  color: var(--color-primary);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-interactive);
}

.footer__social a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* === GRIDS === */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* === PAGE HERO (inner pages) === */
.page-hero {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  background: linear-gradient(135deg, var(--color-primary-subtle) 0%, var(--color-bg) 60%);
  border-bottom: 1px solid var(--color-divider);
}

/* === SCROLL ANIMATIONS === */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: revealFadeUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

@keyframes revealFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal-delay-1 { animation-delay: 0.1s; }
.reveal-delay-2 { animation-delay: 0.2s; }
.reveal-delay-3 { animation-delay: 0.3s; }
.reveal-delay-4 { animation-delay: 0.4s; }