/* ============================================
   RESPONSIVE — Mobile-first Media Queries
   ============================================ */

/* ── Base: Mobile (< 768px) ───────────────── */

/* Header mobile */
.site-header {
  height: var(--header-height-scrolled, 64px);
}

.main-nav {
  display: none;
}

.header-restricted {
  display: none;
}

.hamburger {
  display: flex;
}

.header-brand {
  flex: 1;
  min-width: 0;
  gap: var(--space-2);
}

.header-mobile-title {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(0.92rem, 4.2vw, 1.08rem);
  font-weight: 700;
  color: var(--color-gold, #C9A84C);
  letter-spacing: 0.01em;
  line-height: 1.15;
  text-align: center;
  flex: 1;
  padding: 0 4px;
  text-decoration: none;
  white-space: nowrap;
}

.header-title-text {
  font-size: 1.18rem;
}

.header-subtitle-text {
  display: none;
}

/* Hero mobile */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-16) var(--container-padding) var(--space-10);
}

.hero-logo {
  width: 120px;
  height: 120px;
}

.hero h1 {
  font-size: var(--text-2xl);
}

.hero-tagline {
  font-size: var(--text-lg);
}

.hero-detail {
  font-size: var(--text-xs);
}

.hero-ctas {
  flex-direction: column;
  gap: var(--space-3);
}

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

/* Next session mobile */
.next-session-card {
  flex-direction: column;
  text-align: center;
}

.next-session-date-block {
  border-right: none;
  border-bottom: 2px solid var(--color-blue-light);
  padding-right: 0;
  padding-bottom: var(--space-4);
  margin-right: 0;
  margin-bottom: var(--space-4);
}

/* Agenda mobile */
.agenda-grid {
  grid-template-columns: 1fr;
}

/* History Showcase mobile */
.history-showcase-grid {
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.history-nav-col {
  position: static;
}

.history-tabs-nav {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.history-tab-btn {
  padding: 14px 16px;
  font-size: var(--text-sm);
}

.history-content-col {
  padding: var(--space-5);
  border-radius: var(--radius-xl);
}

.history-feature-grid,
.history-feature-grid--2col {
  grid-template-columns: 1fr;
}

.section-title--bicolor {
  font-size: 1.75rem;
}

/* Stats mobile */
.stats-grid {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.stat-divider {
  display: none;
}

/* Timeline mobile */
.timeline-item {
  padding-left: var(--space-8);
}

.timeline-item::before {
  left: 0;
}

.timeline::before {
  left: 11px;
}

/* Veneráveis mobile */
.veneraveis-grid {
  grid-template-columns: 1fr;
}

/* Indicados mobile */
.indicados-grid {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

/* CTA mobile */
.cta-contact-items {
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
}

.cta-contact-item {
  width: 100%;
  padding: 12px 20px;
  font-size: var(--text-sm);
}

/* Footer mobile */
.footer-grid {
  grid-template-columns: 1fr;
  gap: var(--space-8);
  text-align: center;
}

.footer-brand {
  align-items: center;
}

.footer-meeting {
  justify-content: center;
}

.footer-address {
  justify-content: center;
  text-align: center;
}

.footer-contact-item {
  justify-content: center;
}

.footer-bottom-inner {
  flex-direction: column;
  gap: var(--space-3);
  text-align: center;
}

/* Sections mobile */
.section {
  padding: var(--space-10) 0;
}

.section-title {
  font-size: var(--text-2xl);
}


/* ── Tablet (768px+) ──────────────────────── */
@media (min-width: 768px) {
  :root {
    --container-padding: 2rem;
  }

  .section {
    padding: var(--space-12) 0;
  }

  .hero {
    padding: var(--space-16) var(--container-padding);
  }

  .hero-logo {
    width: 150px;
    height: 150px;
  }

  .hero h1 {
    font-size: var(--text-3xl);
  }

  .hero-tagline {
    font-size: var(--text-xl);
  }

  .hero-ctas {
    flex-direction: row;
    gap: var(--space-4);
  }

  .hero-ctas .btn {
    width: auto;
  }

  .next-session-card {
    flex-direction: row;
    text-align: left;
  }

  .next-session-date-block {
    border-right: 2px solid var(--color-blue-light);
    border-bottom: none;
    padding-right: var(--space-6);
    padding-bottom: 0;
    margin-right: var(--space-6);
    margin-bottom: 0;
  }

  .agenda-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .veneraveis-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .indicados-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .stat-divider {
    display: block;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    text-align: left;
  }

  .footer-brand {
    align-items: flex-start;
  }

  .footer-meeting {
    justify-content: flex-start;
  }

  .footer-address {
    justify-content: flex-start;
    text-align: left;
  }

  .footer-contact-item {
    justify-content: flex-start;
  }

  .footer-bottom-inner {
    flex-direction: row;
    justify-content: space-between;
  }

  .section-title {
    font-size: var(--text-3xl);
  }

  .section-title--bicolor {
    font-size: 2.2rem;
  }

  .history-tabs-nav {
    grid-template-columns: repeat(2, 1fr);
  }

  .history-feature-grid,
  .history-feature-grid--2col {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-contact-items {
    flex-direction: row;
    gap: var(--space-5);
    width: auto;
  }

  .cta-contact-item {
    width: auto;
    padding: 14px 28px;
    font-size: var(--text-base);
  }
}


/* ── Desktop (1024px+) ────────────────────── */
@media (min-width: 1024px) {
  :root {
    --container-padding: 2.5rem;
  }

  /* Header desktop */
  .header-mobile-title {
    display: none !important;
  }

  .header-brand {
    flex: 0 0 auto;
  }

  .main-nav {
    display: flex;
  }

  .header-restricted {
    display: inline-flex;
  }

  .hamburger {
    display: none;
  }

  .header-subtitle-text {
    display: block;
  }

  /* History Showcase desktop */
  .history-showcase-grid {
    grid-template-columns: 340px 1fr;
    gap: var(--space-8);
  }

  .history-nav-col {
    position: sticky;
    top: calc(var(--header-height) + 24px);
  }

  .history-tabs-nav {
    display: flex;
    flex-direction: column;
    grid-template-columns: none;
  }

  .history-feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .history-feature-grid--2col {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-title--bicolor {
    font-size: 2.5rem;
  }

  /* Hero desktop */
  .hero {
    min-height: 100vh;
  }

  .hero-logo {
    width: 180px;
    height: 180px;
  }

  .hero h1 {
    font-size: var(--text-4xl);
  }

  .hero-tagline {
    font-size: var(--text-2xl);
  }

  .hero-detail {
    font-size: var(--text-sm);
  }

  /* Section spacing */
  .section {
    padding: var(--section-padding) 0;
  }

  .section-title {
    font-size: var(--text-3xl);
  }

  /* Institutional */
  .institutional-block {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    align-items: center;
  }

  .institutional-image {
    order: 0;
  }

  /* Agenda */
  .agenda-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Veneráveis */
  .veneraveis-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Indicados */
  .indicados-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}


/* ── Wide Desktop (1440px+) ───────────────── */
@media (min-width: 1440px) {
  .hero h1 {
    font-size: var(--text-5xl);
  }

  .hero-tagline {
    font-size: var(--text-2xl);
  }

  .hero-logo {
    width: 200px;
    height: 200px;
  }
}


/* ── Mobile Menu Overlay ──────────────────── */
.mobile-menu {
  display: none;
}

@media (max-width: 1023px) {
  .mobile-menu {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-blue-deep);
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
    overflow-y: auto;
    padding: var(--space-8) var(--container-padding);
  }

  .mobile-menu.active {
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-8);
  }

  .mobile-menu-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--text-2xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: background var(--transition-fast);
  }

  .mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.2);
  }

  .mobile-menu-nav {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .mobile-menu-section {
    margin-bottom: var(--space-6);
  }

  .mobile-menu-section-title {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--color-blue-celeste);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .mobile-menu-link {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: color var(--transition-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .mobile-menu-link:hover,
  .mobile-menu-link:focus {
    color: var(--color-white);
  }

  .mobile-menu-cta {
    display: block;
    text-align: center;
    padding: var(--space-4) var(--space-6);
    background: var(--color-white);
    color: var(--color-blue-deep);
    font-weight: var(--weight-semibold);
    border-radius: var(--radius-full);
    margin-top: var(--space-8);
    text-decoration: none;
    transition: all var(--transition-base);
  }

  .mobile-menu-cta:hover {
    background: var(--color-blue-celeste);
    color: var(--color-blue-deep);
  }
}


/* ── Reduced Motion ───────────────────────── */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-in,
  .fade-in-up {
    opacity: 1;
    transform: none;
  }
}


/* ── Print Styles ─────────────────────────── */
@media print {

  .site-header,
  .mobile-menu,
  .hero-ctas,
  .section-cta,
  .site-footer {
    display: none;
  }

  .section {
    padding: var(--space-4) 0;
    break-inside: avoid;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}