:root {
  --green-900: #0f3d29;
  --green-700: #155e3f;
  --green-600: #1c7a52;
  --green-500: #229a68;
  --green-100: #e4f5ec;
  --ink-900: #14181a;
  --ink-700: #3c4649;
  --ink-500: #667075;
  --paper: #ffffff;
  --paper-alt: #f5f8f6;
  --border: #e1e7e3;
  --amber-600: #b4740e;
  --amber-100: #fdf1dc;
  --blue-600: #2b5faa;
  --blue-100: #e5eefa;
  --radius: 14px;
  --shadow: 0 10px 30px -12px rgba(15, 61, 41, 0.18);
  --max-width: 1120px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink-900);
  background: var(--paper);
  line-height: 1.55;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--green-900);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}
.skip-link:focus {
  left: 0;
}

a {
  color: inherit;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink-900);
}

.brand-mark {
  width: 30px;
  height: auto;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-text strong {
  font-size: 15px;
}

.brand-text small {
  color: var(--ink-500);
  font-size: 12px;
}

.nav {
  display: flex;
  gap: 28px;
}

.nav a {
  text-decoration: none;
  color: var(--ink-700);
  font-size: 14.5px;
  font-weight: 500;
}

.nav a:hover {
  color: var(--green-700);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 18px;
  margin: 0 auto;
  background: var(--ink-900);
}

/* Hero */
.hero {
  background:
    radial-gradient(circle at 20% 20%, rgba(34, 154, 104, 0.18), transparent 55%),
    radial-gradient(circle at 85% 0%, rgba(21, 94, 63, 0.14), transparent 45%),
    var(--green-900);
  color: #fff;
  padding: 96px 0 88px;
  text-align: center;
}

.hero-inner {
  max-width: 760px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-100);
  margin: 0 0 16px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  margin: 0 0 8px;
  line-height: 1.1;
}

.hero h1 span {
  color: var(--green-100);
}

.hero-dates {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 600;
  margin: 12px 0 0;
  color: var(--green-100);
}

.hero-lede {
  margin: 20px auto 0;
  max-width: 560px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.02rem;
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--green-500);
  color: #fff;
}

.btn-primary:hover {
  background: var(--green-600);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-lg {
  padding: 15px 32px;
  font-size: 15.5px;
}

/* Sections */
.section {
  padding: 76px 0;
}

.section-alt {
  background: var(--paper-alt);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 18px;
  color: var(--ink-900);
}

.section-text {
  max-width: 720px;
  color: var(--ink-700);
  font-size: 1.02rem;
}

.section-lead {
  font-size: 1.08rem;
  color: var(--ink-900);
  line-height: 1.6;
}

.section-text a {
  color: var(--green-700);
  font-weight: 600;
  text-decoration: underline;
}

/* Info grid */
.info-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.info-card {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.info-card-label {
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--green-700);
  font-weight: 700;
}

.info-card-value {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-900);
}

/* Badges */
.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.badge-confirmed {
  background: var(--green-100);
  color: var(--green-700);
}

.badge-open {
  background: var(--amber-100);
  color: var(--amber-600);
}

.badge-proposed {
  background: var(--blue-100);
  color: var(--blue-600);
}

/* Schedule model (Visão geral dos turnos) */
.schedule-model {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.schedule-model-item {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 2px 10px -4px rgba(15, 61, 41, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  border-top: 3px solid var(--green-600);
}

.schedule-model-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -8px rgba(15, 61, 41, 0.12);
  border-color: rgba(34, 154, 104, 0.4);
}

.schedule-model-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.schedule-model-period {
  font-weight: 800;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--green-800);
}

.schedule-model-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--green-700);
  background: var(--green-50, #eef9f3);
  border: 1px solid rgba(34, 154, 104, 0.25);
  padding: 3px 10px;
  border-radius: 999px;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.schedule-model-timeline {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
}

.schedule-model-step {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.schedule-model-step .step-time {
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--ink-900);
  background: var(--paper-alt, #f7f9f8);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 6px;
  min-width: 52px;
  text-align: center;
  flex-shrink: 0;
}

.schedule-model-step .step-label {
  font-weight: 600;
  color: var(--ink-800);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.schedule-model-step.step-break {
  opacity: 0.75;
}

.schedule-model-step.step-break .step-time {
  background: transparent;
  border-style: dashed;
  color: var(--ink-500);
}

.schedule-model-step.step-break .step-label {
  font-weight: 500;
  color: var(--ink-500);
  font-size: 13px;
}

.step-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--green-700);
  background: var(--green-50, #eef9f3);
  border: 1px solid rgba(34, 154, 104, 0.25);
  padding: 1px 7px;
  border-radius: 4px;
  white-space: nowrap;
}

.step-note {
  font-size: 12px;
  color: var(--ink-500);
  font-weight: 400;
  white-space: nowrap;
}

/* Location in slot */
.slot-location-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--green-600);
}


/* Tabs */
.tabs {
  display: flex;
  gap: 10px;
  margin: 32px 0 28px;
  flex-wrap: wrap;
}

.tab {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 20px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  color: var(--ink-700);
}

.tab span {
  font-weight: 500;
  font-size: 12.5px;
  color: var(--ink-500);
}

.tab.is-active {
  border-color: var(--green-600);
  background: var(--green-900);
  color: #fff;
}

.tab.is-active span {
  color: var(--green-100);
}

/* Day panels */
.day-panel {
  display: none;
  flex-direction: column;
  gap: 14px;
}

.day-panel.is-active {
  display: flex;
}

.slot {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.slot-open {
  background: var(--paper-alt);
  box-shadow: none;
  border-style: dashed;
}

.slot-period {
  font-weight: 700;
  color: var(--green-700);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.slot-period span {
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  font-size: 13px;
  color: var(--ink-500);
}

/* Mini-courses track cards */
.minicourse-tracks {
  margin: 26px 0 34px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.minicourse-track-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-left: 4px solid var(--green-600);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 2px 10px -4px rgba(15, 61, 41, 0.06);
  display: flex;
  flex-direction: column;
}

.minicourse-track-card.track-ai {
  border-left-color: #4338ca;
}

.minicourse-track-header {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 8px;
}

.minicourse-track-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--green-700);
}

.minicourse-track-badge.badge-ai {
  color: #4338ca;
}

.minicourse-track-card h4 {
  margin: 0;
  font-size: 15.5px;
  color: var(--ink-900);
}

.minicourse-track-desc {
  margin: 0 0 12px;
  font-size: 13.5px;
  color: var(--ink-700);
  line-height: 1.5;
  flex-grow: 1;
}

.minicourse-track-times {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--ink-700);
  padding-top: 10px;
  border-top: 1px dashed var(--border);
  margin-top: auto;
}

.minicourse-track-times span strong {
  color: var(--ink-900);
}

.minicourse-list {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.minicourse-card {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.minicourse-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px rgba(15, 61, 41, 0.14);
  border-color: rgba(34, 154, 104, 0.35);
}

.minicourse-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.minicourse-card-header .badge {
  margin-bottom: 0;
}

.badge-tag {
  background: var(--paper);
  border: 1px solid var(--border);
  color: var(--ink-700);
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
}

.badge-tag-ai {
  background: #eef2ff;
  border-color: #c7d2fe;
  color: #4338ca;
}

.minicourse-card h3 {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.35;
  color: var(--ink-900);
}

.minicourse-info-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.minicourse-info-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13.5px;
  color: var(--ink-700);
  line-height: 1.45;
}

.minicourse-info-item .minicourse-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--green-600);
  margin-top: 2px;
}

.minicourse-info-label {
  font-weight: 600;
  color: var(--ink-900);
  margin-right: 5px;
}

.minicourse-prereq-pill {
  display: inline;
  color: var(--ink-900);
  font-weight: 500;
}

.minicourse-prereq-none {
  color: var(--ink-500);
  font-style: italic;
}

.slot-content h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.slot-speaker {
  margin: 0;
  color: var(--ink-700);
  font-size: 14.5px;
}

/* Speakers */
.speaker-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.speaker-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}

.speaker-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--green-700);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 16px;
  overflow: hidden;
}

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

.speaker-card h3 {
  margin: 0 0 4px;
  font-size: 17px;
}

.speaker-topic {
  margin: 0 0 6px;
  font-weight: 600;
  color: var(--green-700);
  font-size: 14.5px;
  line-height: 1.4;
}

.speaker-meta {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--ink-500);
  display: flex;
  flex-direction: column;
  gap: 3px;
  line-height: 1.45;
}

.speaker-meta span {
  display: block;
}

.speaker-bio {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--ink-700);
}

.speaker-social {
  margin: 14px 0 0;
  display: flex;
  gap: 14px;
}

.speaker-social a {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-700);
  text-decoration: none;
}

.speaker-social a:hover {
  text-decoration: underline;
}

.speaker-card-placeholder {
  border-style: dashed;
  box-shadow: none;
  display: flex;
  flex-direction: column;
}

.speaker-avatar-placeholder {
  background: var(--paper-alt);
  color: var(--ink-500);
  border: 1px dashed var(--border);
}

.speaker-link {
  margin-top: auto;
  padding-top: 14px;
  font-weight: 700;
  color: var(--green-700);
  text-decoration: none;
}

.speaker-link:hover {
  text-decoration: underline;
}

/* CTA */
.section-cta {
  background: var(--green-100);
}

.cta-inner {
  text-align: center;
  max-width: 640px;
}

.cta-inner .section-text {
  margin: 0 auto 30px;
}

/* Footer */
.site-footer {
  background: var(--green-900);
  color: rgba(255, 255, 255, 0.85);
  padding: 48px 0 20px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo-badge {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: #fff;
  padding: 8px;
}

.footer-logo {
  width: 100%;
  height: auto;
}

.footer-inner p {
  margin: 8px 0 0;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.footer-label {
  display: block;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 6px;
}

.footer-inner a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

.footer-inner a:hover {
  text-decoration: underline;
}

.footer-bottom {
  padding-top: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom p {
  margin: 0;
}

/* Responsive */
@media (max-width: 780px) {
  .nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 4px;
    display: none;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 10px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .slot {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

/* ===================================================
   Feature 1: Slots — melhorias visuais
   =================================================== */

.slot {
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  border-left: 3px solid var(--green-500);
}

.slot:hover {
  box-shadow: 0 18px 48px -12px rgba(15, 61, 41, 0.28);
  transform: translateY(-2px);
}

.slot-speaker {
  font-weight: 600;
  color: var(--ink-900);
}

.slot-speaker-location {
  margin: 6px 0 0;
  color: var(--ink-500);
  font-size: 13px;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* ===================================================
   Feature 2: Speaker card — overlay de mini-bio (hover/tap)
   =================================================== */

.speaker-card {
  position: relative;
  overflow: hidden;
  cursor: default;
}

.speaker-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 61, 41, 0.94);
  color: #fff;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.28s ease, transform 0.28s ease;
  pointer-events: none;
  border-radius: var(--radius);
}

.speaker-card:hover .speaker-overlay,
.speaker-card.overlay-open .speaker-overlay {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.speaker-overlay-topic {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.9px;
  color: var(--green-100);
}

.speaker-overlay-bio {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
}

.speaker-overlay .speaker-social {
  margin: 6px 0 0;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.speaker-overlay .speaker-social a {
  color: #fff;
  font-size: 12.5px;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  opacity: 0.92;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.speaker-overlay .speaker-social a:hover {
  opacity: 1;
  color: var(--green-100);
}

/* ===================================================
   Feature 3: Seção de inscrições aprimorada
   =================================================== */

.registration-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 32px;
  align-items: stretch;
}

.registration-info {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.registration-info > h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.registration-info > p {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--ink-700);
  line-height: 1.55;
  min-height: 44px;
}

.registration-audience-cards {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.registration-audience-card {
  border: 1px solid var(--border);
  border-left: 4px solid var(--green-500);
  border-radius: var(--radius);
  padding: 22px 24px;
  background: var(--paper);
  box-shadow: 0 2px 12px -4px rgba(15, 61, 41, 0.08);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  height: 100%;
}

.registration-audience-card.audience-external {
  border-left-color: var(--blue-600);
}

.registration-audience-card.card-certificate {
  border-left-color: var(--amber-600);
}

.registration-audience-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--green-700);
  margin-bottom: 4px;
}

.registration-audience-card.audience-external .registration-audience-label {
  color: var(--blue-600);
}

.registration-audience-card.card-certificate .registration-audience-label {
  color: var(--amber-600);
}

.certificate-requirement {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding: 9px 14px;
  background: var(--amber-100);
  color: var(--ink-900);
  border-radius: 8px;
  font-size: 12.5px;
  font-weight: 600;
  align-self: flex-start;
}

.certificate-requirement svg {
  width: 16px;
  height: 16px;
  color: var(--amber-600);
  flex-shrink: 0;
}

.registration-audience-card h4 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--ink-900);
}

.registration-audience-card p {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--ink-700);
  line-height: 1.55;
  flex-grow: 1;
}

.registration-audience-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

.btn-soft {
  background: var(--paper-alt);
  border-color: var(--border);
  color: var(--ink-700);
}

.btn-soft:hover {
  background: var(--border);
  transform: translateY(-1px);
}

.registration-embed {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px -4px rgba(15, 61, 41, 0.08);
}

.registration-embed-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--paper);
}

.registration-embed-header h3 {
  margin: 0 0 2px;
  font-size: 16px;
}

.registration-embed-header p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-500);
}

.registration-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 52px 28px;
  text-align: center;
  min-height: 260px;
}

.registration-placeholder-icon {
  width: 44px;
  height: 44px;
  color: var(--ink-500);
  opacity: 0.4;
}

.registration-placeholder p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-500);
  line-height: 1.6;
}

.registration-placeholder strong {
  display: block;
  font-size: 15px;
  color: var(--ink-700);
  margin-bottom: 4px;
}

@media (max-width: 780px) {
  .registration-panel {
    grid-template-columns: 1fr;
  }
}

/* Legenda e diferenciação palestra / mini-curso */
.schedule-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0 0 16px;
  font-size: 13.5px;
  color: var(--ink-700);
}

.legend-dot {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 6px;
  vertical-align: -2px;
  border-radius: 4px;
  background: #fff;
  border: 1px solid var(--border);
}

.legend-dot-minicurso {
  background: #e9ecea;
  border-color: #cfd6d2;
}

.slot-minicurso {
  background: #eceeed;
  border-color: #d3d9d5;
}

.slot-type {
  display: inline-block;
  margin-right: 6px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-500);
}

/* Agenda em colunas: palestras x mini-cursos */
.agenda {
  --cols: 130px minmax(0, 1fr) minmax(0, 1.15fr);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ag-head {
  display: grid;
  grid-template-columns: var(--cols);
  gap: 14px;
  padding: 0 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.ag-period {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: 14px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--green-600);
  color: var(--green-900);
}

.ag-period strong {
  font-size: 17px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ag-period span {
  font-size: 13px;
  color: var(--ink-500);
}

.ag-row {
  display: grid;
  grid-template-columns: var(--cols);
  gap: 14px;
  align-items: start;
}

.ag-time {
  padding-top: 14px;
  font-weight: 700;
  font-size: 14px;
  color: var(--green-700);
  white-space: nowrap;
}

.ag-cell {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.ag-cell-m {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.ag-cell:empty {
  display: block;
  min-height: 0;
}

.ag-card {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--green-600);
  border-radius: 12px;
  padding: 14px 16px;
}

.ag-minicurso {
  background: #eceeed;
  border-color: #d3d9d5;
  border-left-color: #8a948f;
}

.ag-card .slot-type {
  display: block;
  margin: 0 0 4px;
}

.ag-card h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  line-height: 1.3;
}

.ag-who {
  margin: 0 0 6px;
  font-size: 13.5px;
  font-weight: 600;
}

.ag-loc {
  display: flex;
  align-items: center;
  gap: 5px;
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-500);
}

.ag-loc .slot-location-icon {
  width: 13px;
  height: 13px;
  flex: none;
}

@media (max-width: 820px) {
  .ag-head {
    display: none;
  }

  .ag-row {
    grid-template-columns: 1fr;
    gap: 8px;
    padding-top: 6px;
  }

  .ag-time {
    padding-top: 0;
  }

  .ag-cell-m {
    grid-template-columns: 1fr;
  }
}

/* Mini-curso: card clicável e modal */
.ag-minicurso {
  position: relative;
  cursor: pointer;
  transition: box-shadow 0.15s, transform 0.15s;
}

.ag-minicurso:hover,
.ag-minicurso:focus-visible {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
  outline: none;
}

.ag-minicurso:focus-visible {
  outline: 2px solid var(--green-600);
}

.ag-minicurso::after {
  content: "Ver detalhes \203A";
  display: block;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--green-700);
}

.mc-modal {
  width: min(520px, calc(100% - 32px));
  max-height: calc(100vh - 48px);
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  box-shadow: 0 30px 80px -20px rgba(15, 61, 41, 0.45);
  color: var(--ink-900);
}

.mc-modal::backdrop {
  background: rgba(15, 25, 20, 0.55);
}

.mc-modal-body {
  position: relative;
  padding: 28px 28px 24px;
}

.mc-modal-body h3 {
  margin: 4px 36px 16px 0;
  font-size: 20px;
  line-height: 1.3;
}

.mc-modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: var(--paper-alt);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: var(--ink-700);
}

.mc-modal-close:hover {
  background: var(--green-100);
}

/* Botões de período */
.period-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -8px 0 22px;
}

.period-btn {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 9px 18px;
  font: inherit;
  font-weight: 600;
  font-size: 14.5px;
  cursor: pointer;
  color: var(--ink-700);
}

.period-btn span {
  margin-left: 6px;
  font-weight: 500;
  font-size: 12.5px;
  color: var(--ink-500);
}

.period-btn.is-active {
  background: var(--green-100);
  border-color: var(--green-600);
  color: var(--green-700);
}

.period-btn.is-active span {
  color: var(--green-600);
}

.ag-period[hidden],
.ag-row[hidden] {
  display: none;
}

.agenda .ag-period {
  display: none;
}

@media (max-width: 560px) {
  .period-bar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .period-btn {
    padding: 10px 6px;
    text-align: center;
    border-radius: 12px;
  }

  .period-btn span {
    display: block;
    margin: 2px 0 0;
    font-size: 11.5px;
  }
}

/* Colunas ocultas quando não há atividade do tipo no dia/período */
.agenda.no-p,
.agenda.no-m {
  --cols: 130px minmax(0, 1fr);
}

.agenda.no-p .ag-cell-p,
.agenda.no-m .ag-cell-m,
.agenda.no-p .ag-head span:nth-child(2),
.agenda.no-m .ag-head span:nth-child(3) {
  display: none;
}

/* Inscrições: formulário à esquerda, certificado fixo à direita (desktop) */
.registration-panel {
  grid-template-columns: minmax(0, 660px) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.registration-main .registration-form {
  margin-top: 20px;
}

.registration-form iframe {
  display: block;
  width: 100%;
  max-width: 640px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.registration-aside {
  position: sticky;
  top: 90px;
}

@media (max-width: 1000px) {
  .registration-panel {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .registration-aside {
    position: static;
  }
}

.registration-info {
  height: auto;
}

.registration-aside .registration-audience-cards,
.registration-aside .registration-audience-card {
  flex-grow: 0;
  height: auto;
}

.registration-aside .registration-audience-cards {
  gap: 16px;
}

.registration-aside .registration-audience-card p {
  margin: 0 0 10px;
}

.registration-aside .registration-audience-card p:last-child {
  margin-bottom: 0;
}

/* Intervalo (coffee break) na agenda */
.ag-row.ag-break {
  align-items: center;
}

.ag-break .ag-time {
  padding-top: 0;
  color: var(--ink-500);
}

.ag-break-label {
  grid-column: 2 / -1;
  padding: 9px 16px;
  border: 1px dashed #c9d1cc;
  border-radius: 10px;
  background: transparent;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-500);
}

@media (max-width: 820px) {
  .ag-break-label {
    grid-column: auto;
  }
}

/* Etiqueta de instrutor nos cards de palestrantes */
.speaker-role {
  display: inline-block;
  margin: 0 0 6px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--blue-100);
  color: var(--blue-600);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Apoiadores */
.sponsor-groups {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.sponsor-group-title {
  margin: 0 0 16px;
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-700);
}

.sponsor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 440px), 1fr));
  gap: 24px;
}

.sponsor-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.sponsor-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 170px;
  padding: 24px 32px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
}

.sponsor-logo img {
  max-width: 100%;
  max-height: 120px;
  object-fit: contain;
}

.sponsor-logo-initial {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: var(--green-700);
  color: #fff;
  font-size: 34px;
  font-weight: 700;
}

.sponsor-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
  padding: 24px 28px 26px;
}

.sponsor-tag {
  align-self: flex-start;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sponsor-body h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.25;
}

.sponsor-slogan {
  margin: 0;
  font-style: italic;
  font-weight: 600;
  color: var(--green-700);
}

.sponsor-desc {
  margin: 0;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.55;
}

.sponsor-contact {
  list-style: none;
  margin: 4px 0 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 6px;
  font-size: 14px;
}

.sponsor-contact li {
  display: flex;
  gap: 10px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.sponsor-contact li > span {
  flex: none;
  width: 74px;
  color: var(--ink-500);
  font-weight: 600;
}

.sponsor-contact a {
  color: var(--green-700);
  text-decoration: none;
  font-weight: 600;
}

.sponsor-contact a:hover {
  text-decoration: underline;
}

.sponsor-social {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: auto 0 0;
  padding-top: 8px;
}

.sponsor-social a {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-700);
  text-decoration: none;
}

.sponsor-social a:hover {
  background: var(--green-100);
  border-color: var(--green-600);
}

.sponsor-card {
  scroll-margin-top: 100px;
}

.sponsor-card:target {
  outline: 3px solid var(--green-500);
  outline-offset: 3px;
}

/* Faixa flutuante de apoiadores */
.sponsor-rail {
  position: fixed;
  top: 100px;
  right: 22px;
  z-index: 40;
  width: 132px;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: opacity 0.25s, transform 0.25s;
}

.sponsor-rail[hidden] {
  display: none;
}

.sponsor-rail.is-away {
  opacity: 0;
  pointer-events: none;
  transform: translateX(12px);
}

.sponsor-rail-head {
  position: absolute;
  top: -14px;
  right: -14px;
  z-index: 3;
}

.sponsor-rail-close {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  font-size: 18px;
  line-height: 1;
  color: var(--ink-700);
  cursor: pointer;
  box-shadow: 0 3px 10px -3px rgba(15, 61, 41, 0.45);
}

.sponsor-rail-close:hover {
  background: var(--green-100);
}

.sponsor-rail-viewport {
  position: relative;
  flex: none;
  height: var(--rail-view-h, 304px);
  min-height: 0;
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
}

.sponsor-rail-track {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px;
  transform: translateY(var(--rail-from, 0px));
  animation: rail-vertical var(--rail-seconds, 24s) linear infinite;
}

.sponsor-rail:hover .sponsor-rail-track,
.sponsor-rail:focus-within .sponsor-rail-track {
  animation-play-state: paused;
}

@keyframes rail-vertical {
  from {
    transform: translateY(var(--rail-from, 0px));
  }

  to {
    transform: translateY(var(--rail-to, -100%));
  }
}

@keyframes rail-horizontal {
  from {
    transform: translateX(var(--rail-from, 0px));
  }

  to {
    transform: translateX(var(--rail-to, -100%));
  }
}

.sponsor-rail-item {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 88px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  text-decoration: none;
  color: var(--ink-700);
}

.sponsor-rail-item:hover,
.sponsor-rail-item:focus-visible {
  border-color: var(--green-600);
  box-shadow: 0 4px 14px -6px rgba(15, 61, 41, 0.35);
}

.sponsor-rail-item img {
  max-width: 100%;
  max-height: 50px;
  object-fit: contain;
}

.sponsor-rail-initial {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--green-700);
  color: #fff;
  font-weight: 700;
  font-size: 20px;
}

.sponsor-rail-name {
  max-width: 100%;
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.sponsor-rail-more {
  padding: 8px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--green-700);
  text-decoration: none;
  background: var(--paper-alt);
  border-radius: 0 0 var(--radius) var(--radius);
}

@media (prefers-reduced-motion: reduce) {
  .sponsor-rail-track {
    animation: none;
    transform: none;
  }

  .sponsor-rail-viewport {
    overflow-y: auto;
  }
}

/* Celular / telas estreitas: faixa horizontal na base */
@media (max-width: 900px) {
  .sponsor-rail {
    top: auto;
    left: 12px;
    right: 18px;
    bottom: 10px;
    width: auto;
    max-height: none;
    flex-direction: row;
    align-items: stretch;
    height: 76px;
  }

  .sponsor-rail-viewport {
    flex: 1;
    height: auto;
  }

  .sponsor-rail-more {
    display: none;
  }

  .sponsor-rail-track {
    flex-direction: row;
    width: max-content;
    height: 100%;
    padding: 8px;
    transform: translateX(var(--rail-from, 0px));
    animation-name: rail-horizontal;
  }

  .sponsor-rail-viewport {
    border-radius: var(--radius);
  }

  .sponsor-rail-head {
    top: -12px;
    right: -12px;
  }

  .sponsor-rail-close {
    width: 24px;
    height: 24px;
    font-size: 16px;
  }

  .sponsor-rail-item {
    width: 104px;
    height: 100%;
    padding: 4px;
  }

  .sponsor-rail-item img {
    max-height: 30px;
  }

  .sponsor-rail-initial {
    width: 30px;
    height: 30px;
    font-size: 15px;
  }

  .sponsor-rail-name {
    font-size: 10px;
    -webkit-line-clamp: 1;
  }
}

/* Botão para reabrir a faixa de apoiadores */
.sponsor-rail-open {
  position: fixed;
  right: 14px;
  bottom: 24px;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--green-600);
  border-radius: 999px;
  background: var(--green-900);
  color: #fff;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: opacity 0.25s;
}

.sponsor-rail-open::before {
  content: "\2605";
  font-size: 12px;
}

.sponsor-rail-open[hidden] {
  display: none;
}

.sponsor-rail-open.is-away {
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 900px) {
  .sponsor-rail-open {
    right: 10px;
    bottom: 10px;
    padding: 9px 14px;
  }
}

/* Modal de avisos */
.aviso-modal {
  width: min(560px, calc(100% - 32px));
  max-height: calc(100vh - 48px);
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  box-shadow: 0 30px 80px -20px rgba(15, 61, 41, 0.5);
  color: var(--ink-900);
  overflow: hidden;
}

.aviso-modal::backdrop {
  background: rgba(15, 25, 20, 0.6);
}

.aviso-body {
  position: relative;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
}

.aviso-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: var(--paper-alt);
  font-size: 24px;
  line-height: 1;
  color: var(--ink-700);
  cursor: pointer;
}

.aviso-close:hover {
  background: var(--green-100);
}

.aviso-img {
  display: block;
  width: 100%;
  max-height: 320px;
  margin: 6px 0 2px;
  border-radius: 10px;
  object-fit: cover;
  background: var(--paper-alt);
}

.aviso-img[hidden],
.aviso-link[hidden],
.aviso-data[hidden] {
  display: none;
}

.aviso-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 28px 26px;
}

.aviso-tag {
  align-self: flex-start;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--amber-100);
  color: var(--amber-600);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.aviso-data {
  margin: 0;
  font-size: 13px;
  color: var(--ink-500);
}

.aviso-content h3 {
  margin: 0;
  padding-right: 34px;
  font-size: 22px;
  line-height: 1.25;
}

.aviso-desc {
  margin: 0;
  color: var(--ink-700);
  font-size: 15.5px;
  line-height: 1.6;
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.aviso-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}