/* ===================================================
   NexoUP Blog — Stylesheet
   Identidade: verde #2ECC71 + azul-escuro #1B2E3C
   =================================================== */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --green: #2ECC71;
  --green-dark: #27AE60;
  --green-light: #eafaf2;
  --green-border: #b7ecd0;
  --navy: #1B2E3C;
  --navy-mid: #243d50;
  --white: #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-400: #adb5bd;
  --gray-600: #6c757d;
  --gray-800: #343a40;
  --text-primary: #1B2E3C;
  --text-secondary: #5a6a77;
  --text-muted: #8fa0ae;
  --border: #e2e8f0;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(27,46,60,.06);
  --shadow-md: 0 4px 16px rgba(27,46,60,.1);
  --font-heading: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --transition: 0.18s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- LAYOUT ---------- */
.container {
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--gray-50);
}

.section-header {
  margin-bottom: 2.5rem;
}

.section-header.centered {
  text-align: center;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .5rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.title-icon {
  color: var(--green);
  font-size: 1rem;
}

.section-desc {
  font-size: .95rem;
  color: var(--text-secondary);
  max-width: 560px;
}

.section-header.centered .section-desc {
  margin: 0 auto;
}

/* ---------- HEADER ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--navy);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-icon svg { width: 22px; height: 22px; }

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--navy);
  line-height: 1.2;
}

.logo-name strong {
  color: var(--green);
  font-weight: 700;
}

.logo-tagline {
  font-size: .65rem;
  color: var(--text-muted);
  letter-spacing: .02em;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: .875rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.nav-link:hover { color: var(--navy); }

.btn-header {
  background: var(--green);
  color: var(--navy);
  font-size: .875rem;
  font-weight: 500;
  padding: .5rem 1.1rem;
  border-radius: var(--radius-md);
  transition: background var(--transition), transform var(--transition);
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
  background: var(--white);
  padding: .5rem 0;
}

.mobile-nav .nav-link,
.mobile-nav .btn-header {
  display: block;
  padding: .75rem 1.5rem;
  font-size: .95rem;
  border-radius: 0;
}

.mobile-nav .btn-header {
  margin: .5rem 1.5rem;
  text-align: center;
  border-radius: var(--radius-md);
}

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

/* ---------- HERO ---------- */
.hero {
  position: relative;
  padding: 6rem 0 5rem;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: .35;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--green-light);
  color: #0a6636;
  font-size: .8rem;
  font-weight: 500;
  padding: .35rem 1rem;
  border-radius: 20px;
  border: 1px solid var(--green-border);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  max-width: 700px;
  margin-bottom: 1.25rem;
}

.hero-title .accent { color: var(--green); }

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn-primary {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  font-size: .95rem;
  font-weight: 500;
  padding: .75rem 1.6rem;
  border-radius: var(--radius-md);
  transition: background var(--transition), transform var(--transition);
}

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

.btn-ghost {
  display: inline-block;
  color: var(--text-secondary);
  font-size: .95rem;
  padding: .75rem 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: border-color var(--transition), color var(--transition);
}

.btn-ghost:hover {
  border-color: var(--gray-400);
  color: var(--navy);
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--green);
  line-height: 1.1;
}

.stat-label {
  display: block;
  font-size: .8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ---------- FEATURED ARTICLE ---------- */
.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
}

.featured-content h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.4;
  margin: .75rem 0 .75rem;
}

.featured-content p {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-top: 1rem;
}

.author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--green);
  font-size: .65rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.meta-text {
  font-size: .8rem;
  color: var(--text-muted);
}

.read-link {
  display: inline-block;
  margin-top: .9rem;
  font-size: .9rem;
  color: var(--navy);
  font-weight: 500;
  border-bottom: 1px solid var(--green);
  transition: color var(--transition);
}

.read-link:hover { color: var(--green-dark); }

/* KANBAN VISUAL */
.featured-visual {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.kanban-label {
  font-size: .7rem;
  font-weight: 600;
  color: var(--green);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.kanban-board {
  display: flex;
  gap: .6rem;
  flex: 1;
}

.kanban-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.kanban-col-header {
  font-size: .65rem;
  font-weight: 600;
  color: var(--green);
  text-align: center;
  padding: .2rem 0;
  border-bottom: 1px solid rgba(46,204,113,.2);
  margin-bottom: .2rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.kanban-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 5px;
  padding: .4rem .5rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.kanban-card.active-card {
  border-color: rgba(46,204,113,.4);
  background: rgba(46,204,113,.08);
}

.kanban-card.done-card { opacity: .6; }

.ticket-id {
  font-size: .6rem;
  color: rgba(255,255,255,.4);
}

.ticket-name { font-size: .65rem; }

.accent-text { color: var(--green); }
.muted-text { color: rgba(255,255,255,.5); }

/* ---------- CATEGORY BADGES ---------- */
.cat-badge {
  display: inline-block;
  font-size: .72rem;
  font-weight: 500;
  padding: .2rem .7rem;
  border-radius: 20px;
  margin-bottom: .5rem;
}

.cat-kanban { background: #E6F1FB; color: #185FA5; }
.cat-gestao { background: #E1F5EE; color: #0F6E56; }
.cat-boas   { background: #FAEEDA; color: #854F0B; }
.cat-crm    { background: #EEEDFE; color: #3C3489; }

/* ---------- ARTICLES GRID ---------- */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.article-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.article-card:hover {
  border-color: var(--green-border);
  box-shadow: var(--shadow-md);
}

.article-card h3 {
  font-family: var(--font-heading);
  font-size: .95rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: .5rem;
}

.article-card p {
  font-size: .85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  padding-top: .75rem;
  border-top: 1px solid var(--border);
}

.read-time {
  font-size: .78rem;
  color: var(--text-muted);
}

.read-link-sm {
  font-size: .82rem;
  color: var(--navy);
  font-weight: 500;
  transition: color var(--transition);
}

.read-link-sm:hover { color: var(--green-dark); }

/* ---------- FEATURES GRID ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition);
}

.feature-card:hover { border-color: var(--green-border); }

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: .75rem;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .4rem;
}

.feature-card p {
  font-size: .875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- PLANS ---------- */
.section-plans {
  background: var(--navy);
  padding: 5rem 0;
}

.section-plans .section-title,
.section-plans .section-desc {
  color: var(--white);
}

.section-plans .title-icon { color: var(--green); }

.sys-tag {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(46,204,113,.15);
  color: var(--green);
  font-size: .8rem;
  font-weight: 500;
  padding: .35rem 1rem;
  border-radius: 20px;
  border: 1px solid rgba(46,204,113,.3);
  margin-bottom: 1rem;
}

.billing-toggle {
  display: flex;
  justify-content: center;
  margin-bottom: 2.5rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.15);
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.toggle-btn {
  background: transparent;
  color: rgba(255,255,255,.5);
  border: none;
  padding: .5rem 1.4rem;
  font-size: .875rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  font-family: var(--font-body);
}

.toggle-btn.active {
  background: var(--green);
  color: var(--navy);
  font-weight: 500;
}

.discount-badge {
  font-size: .72rem;
  color: var(--green);
  margin-left: .25rem;
}

.toggle-btn.active .discount-badge { color: var(--navy); }

.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  align-items: start;
}

.plan-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  position: relative;
}

.plan-card.featured-plan {
  background: var(--white);
  border: 2px solid var(--green);
}

.plan-badge-top {
  display: inline-block;
  background: var(--green-light);
  color: #0a6636;
  font-size: .72rem;
  font-weight: 500;
  padding: .2rem .75rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.plan-header { margin-bottom: .75rem; }

.plan-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: .2rem;
}

.featured-plan .plan-name { color: var(--navy); }

.plan-users {
  font-size: .78rem;
  color: rgba(255,255,255,.5);
  display: flex;
  align-items: center;
  gap: .3rem;
}

.featured-plan .plan-users { color: var(--text-muted); }

.plan-price {
  margin: 1rem 0;
  display: flex;
  align-items: baseline;
  gap: .25rem;
}

.price-val {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--green);
}

.featured-plan .price-val { color: var(--navy); }

.price-period {
  font-size: .85rem;
  color: rgba(255,255,255,.4);
}

.featured-plan .price-period { color: var(--text-muted); }

.plan-desc {
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.featured-plan .plan-desc {
  color: var(--text-secondary);
  border-color: var(--border);
}

.plan-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.plan-features li {
  font-size: .85rem;
  padding: .45rem 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  gap: .5rem;
}

.featured-plan .plan-features li { border-color: var(--border); }

.plan-features li:last-child { border: none; }

.plan-features li.yes { color: rgba(255,255,255,.8); }
.plan-features li.yes::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; }

.plan-features li.no { color: rgba(255,255,255,.3); }
.plan-features li.no::before { content: '✕'; color: rgba(255,255,255,.2); flex-shrink: 0; }

.featured-plan .plan-features li.yes { color: var(--text-primary); }
.featured-plan .plan-features li.no { color: var(--gray-400); }
.featured-plan .plan-features li.no::before { color: var(--gray-200); }

.btn-plan {
  display: block;
  width: 100%;
  text-align: center;
  padding: .75rem;
  border-radius: var(--radius-md);
  font-size: .9rem;
  font-weight: 500;
  border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.8);
  background: transparent;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.btn-plan:hover {
  border-color: var(--green);
  color: var(--green);
}

.btn-plan-featured {
  background: var(--green);
  color: var(--navy);
  border-color: var(--green);
}

.btn-plan-featured:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  color: var(--white);
}

/* ---------- NEWSLETTER ---------- */
.newsletter-section {
  background: var(--green-light);
  border-top: 1px solid var(--green-border);
  border-bottom: 1px solid var(--green-border);
  padding: 3rem 0;
}

.newsletter-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.newsletter-text h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .25rem;
}

.newsletter-text p {
  font-size: .9rem;
  color: var(--text-secondary);
}

.newsletter-form {
  display: flex;
  gap: .6rem;
  flex: 1;
  min-width: 260px;
  max-width: 420px;
}

.newsletter-form input {
  flex: 1;
  padding: .65rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--green-border);
  background: var(--white);
  font-size: .9rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition);
}

.newsletter-form input:focus { border-color: var(--green); }

.newsletter-form button {
  background: var(--navy);
  color: var(--white);
  font-size: .875rem;
  font-weight: 500;
  font-family: var(--font-body);
  padding: .65rem 1.25rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition);
}

.newsletter-form button:hover { background: var(--navy-mid); }

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--navy);
  padding: 3rem 0;
}

.footer-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--white);
}

.footer-logo strong { color: var(--green); }

.footer-tagline {
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin: .5rem 0;
}

.footer-nav a {
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}

.footer-nav a:hover { color: var(--white); }

.footer-copy {
  font-size: .75rem;
  color: rgba(255,255,255,.25);
}

/* ---------- SUCCESS TOAST ---------- */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--navy);
  color: var(--white);
  font-size: .875rem;
  padding: .75rem 1.25rem;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--green);
  box-shadow: var(--shadow-md);
  z-index: 999;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .25s, transform .25s;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .featured-card { grid-template-columns: 1fr; }
  .articles-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .plans-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
}

@media (max-width: 640px) {
  .header-nav { display: none; }
  .menu-toggle { display: flex; }
  .articles-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .hero { padding: 3.5rem 0 3rem; }
  .hero-title { font-size: 1.9rem; }
  .newsletter-inner { flex-direction: column; align-items: flex-start; }
  .newsletter-form { max-width: 100%; width: 100%; }
  .section { padding: 3.5rem 0; }
}