/* ===========================================================
   ALK Support — alksupport.com.br
   =========================================================== */

:root {
  --primary: #c00;
  --primary-dark: #900;
  --accent: #f44;
  --background: #060608;
  --surface: #0d0d12;
  --surface-2: #14141b;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f2f2f5;
  --text-muted: #9b9ba6;
  --radius: 16px;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-display: 'Outfit', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--background);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; }

.container {
  width: min(1160px, 92%);
  margin-inline: auto;
}

.grad {
  background: linear-gradient(100deg, var(--accent), var(--primary), #ff6b6b, var(--accent));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: grad-shift 6s ease-in-out infinite;
}

@keyframes grad-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(.22,1,.36,1), transform 0.7s cubic-bezier(.22,1,.36,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay em cascata para os cards */
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
.reveal-d4 { transition-delay: 0.32s; }
.reveal-d5 { transition-delay: 0.40s; }
.reveal-d6 { transition-delay: 0.48s; }

.kicker {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(120deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 8px 28px rgba(204, 0, 0, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 34px rgba(204, 0, 0, 0.5); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-sm { padding: 0.55rem 1.2rem; font-size: 0.85rem; }
.btn-lg { padding: 1rem 2.4rem; font-size: 1.05rem; }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 6, 8, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.8rem;
}

.brand { display: flex; align-items: center; gap: 0.65rem; }
.brand-logo { width: 42px; height: 42px; border-radius: 10px; object-fit: contain; }
.brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.brand-name strong { font-weight: 800; color: var(--accent); }

.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav > a:not(.btn) {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav > a:not(.btn):hover { color: var(--text); }
.btn-nav { margin-left: 0.4rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 7rem 0 5rem;
  text-align: center;
}

.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 320px at 50% -5%, rgba(204, 0, 0, 0.28), transparent 70%),
    radial-gradient(500px 300px at 85% 110%, rgba(204, 0, 0, 0.12), transparent 70%);
  pointer-events: none;
  animation: glow-pulse 4s ease-in-out infinite alternate;
}

@keyframes glow-pulse {
  0%   { opacity: 0.7; transform: scale(1); }
  100% { opacity: 1;   transform: scale(1.08); }
}

.hero-inner { position: relative; }

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(244, 68, 68, 0.35);
  background: rgba(204, 0, 0, 0.08);
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.badge::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%   { left: -100%; }
  100% { left: 200%; }
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin-inline: auto;
  animation: hero-fade-up 0.9s cubic-bezier(.22,1,.36,1) both;
}

.hero-sub {
  animation: hero-fade-up 0.9s 0.15s cubic-bezier(.22,1,.36,1) both;
}

.hero-cta {
  animation: hero-fade-up 0.9s 0.3s cubic-bezier(.22,1,.36,1) both;
}

.stats {
  animation: hero-fade-up 0.9s 0.45s cubic-bezier(.22,1,.36,1) both;
}

@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-sub {
  max-width: 56ch;
  margin: 1.4rem auto 2.2rem;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.hero-cta { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }

.stats {
  display: flex;
  justify-content: center;
  gap: clamp(2rem, 7vw, 5rem);
  margin-top: 3.5rem;
}
.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--accent);
}
.stat span { font-size: 0.85rem; color: var(--text-muted); }

/* ---------- Seções ---------- */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--surface); border-block: 1px solid var(--border); }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 3rem; }
.section-head h2 { font-size: clamp(1.8rem, 4.5vw, 2.6rem); font-weight: 800; }
.section-head p { color: var(--text-muted); margin-top: 0.9rem; }

.section-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  max-width: none;
}

/* ---------- Cards de serviços ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.4rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: transform 0.35s cubic-bezier(.22,1,.36,1), border-color 0.3s, box-shadow 0.35s;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), rgba(244, 68, 68, 0.08), transparent 60%);
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(244, 68, 68, 0.4);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(244, 68, 68, 0.1);
}

.card-icon {
  width: 52px; height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(204, 0, 0, 0.12);
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.card-icon svg { width: 26px; height: 26px; }

.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; }
.card p { font-size: 0.92rem; color: var(--text-muted); }

/* ---------- Produtos próprios ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.4rem;
  margin-top: 2.5rem;
}

.product {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  background: linear-gradient(140deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.8rem;
  transition: transform 0.25s, border-color 0.25s;
}
.product:hover { transform: translateY(-4px); border-color: rgba(244, 68, 68, 0.45); }
.product img { width: 72px; height: 72px; object-fit: contain; flex-shrink: 0; }
.product h3 { font-size: 1.15rem; font-weight: 800; }
.product p { font-size: 0.9rem; color: var(--text-muted); margin: 0.2rem 0 0.5rem; }

.product-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

/* ---------- Clientes ---------- */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
}

.client {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem;
  display: grid;
  place-items: center;
  min-height: 110px;
  transition: border-color 0.25s, transform 0.25s;
}
.client:hover { border-color: rgba(244, 68, 68, 0.35); transform: translateY(-3px); }
.client img {
  max-height: 64px;
  object-fit: contain;
  filter: grayscale(35%);
  opacity: 0.85;
  transition: filter 0.25s, opacity 0.25s;
}
.client:hover img { filter: none; opacity: 1; }

/* ---------- Sobre ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: start;
}

.about-text h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 800; margin-bottom: 1rem; }
.about-text > p { color: var(--text-muted); }

.features { list-style: none; margin-top: 2rem; display: grid; gap: 1.4rem; }
.features li {
  border-left: 3px solid var(--primary);
  padding-left: 1.2rem;
}
.features h3 { font-size: 1.05rem; font-weight: 700; }
.features p { font-size: 0.9rem; color: var(--text-muted); margin-top: 0.25rem; }

.about-stats { display: grid; gap: 1.2rem; }
.about-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
}
.about-stat strong {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
}
.about-stat h3 { font-size: 1.02rem; font-weight: 700; margin-top: 0.3rem; }
.about-stat p { font-size: 0.88rem; color: var(--text-muted); margin-top: 0.2rem; }

/* ---------- Últimos artigos (blog) ---------- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.4rem;
}

.post-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.post-card:hover {
  transform: translateY(-5px);
  border-color: rgba(244, 68, 68, 0.4);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.post-thumb {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  background: linear-gradient(135deg, #1a1a22, #101016);
}
.post-thumb-fallback {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  background:
    radial-gradient(300px 160px at 50% 0%, rgba(204, 0, 0, 0.25), transparent 70%),
    linear-gradient(135deg, #1a1a22, #101016);
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
}

.post-body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: 0.55rem; flex: 1; }
.post-date {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.post-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-excerpt {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-readmore { margin-top: auto; padding-top: 0.6rem; font-size: 0.85rem; font-weight: 700; color: var(--accent); }

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 780px;
  margin-inline: auto;
  display: grid;
  gap: 0.9rem;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.25s;
}
.faq-item[open] { border-color: rgba(244, 68, 68, 0.4); }

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.15rem 3rem 1.15rem 1.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  position: relative;
  transition: color 0.2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent); }

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 1.3rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--accent);
  transition: transform 0.25s;
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }

.faq-answer { padding: 0 1.4rem 1.3rem; }
.faq-answer p { font-size: 0.93rem; color: var(--text-muted); }
.faq-answer a { color: var(--accent); text-decoration: underline; }

/* ---------- CTA ---------- */
.cta-section {
  background:
    radial-gradient(700px 340px at 50% 120%, rgba(204, 0, 0, 0.3), transparent 70%),
    var(--surface);
  border-block: 1px solid var(--border);
  text-align: center;
}
.cta-inner h2 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 900; }
.cta-inner p { color: var(--text-muted); margin: 1rem 0 2rem; }

/* ---------- Contato ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.4rem;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: transform 0.25s, border-color 0.25s;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.contact-card:hover { transform: translateY(-5px); border-color: rgba(244, 68, 68, 0.45); }
.contact-card h3 { font-size: 1.05rem; font-weight: 700; }
.contact-card p { font-size: 0.9rem; color: var(--text-muted); word-break: break-word; }
.contact-card .product-link { margin-top: 0.5rem; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  background: #050507;
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr 1.2fr;
  gap: 2.2rem;
  padding-bottom: 3rem;
}

.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.9rem; }

.footer-social { display: flex; gap: 0.7rem; margin-top: 1.2rem; }
.footer-social a {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: color 0.2s, border-color 0.2s;
}
.footer-social a:hover { color: var(--accent); border-color: rgba(244, 68, 68, 0.45); }
.footer-social svg { width: 18px; height: 18px; }

.footer-col { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 0.4rem;
}
.footer-col a { font-size: 0.9rem; color: var(--text-muted); transition: color 0.2s; }
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-block: 1.4rem;
  text-align: center;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }

/* ---------- Slots de publicidade (MGID) ---------- */
.ad-slot { padding-block: 2rem; }
.ad-slot:empty { display: none; }

/* ---------- WhatsApp flutuante ---------- */
.whats-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 58px; height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  transition: transform 0.2s;
  animation: whats-bounce 2s ease-in-out infinite;
}
.whats-float:hover { transform: scale(1.12); animation: none; }
.whats-float svg { width: 30px; height: 30px; }

.whats-float::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.5);
  animation: whats-ring 2s ease-out infinite;
}

@keyframes whats-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes whats-ring {
  0%   { transform: scale(1);   opacity: 0.6; }
  70%  { transform: scale(1.35); opacity: 0; }
  100% { transform: scale(1.35); opacity: 0; }
}

/* ---------- Banner de cookies (LGPD/GDPR) ---------- */
.cookie-banner {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 200;
  padding: 1rem;
  display: flex;
  justify-content: center;
  animation: cookie-in 0.35s ease;
}

@keyframes cookie-in {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.cookie-box {
  width: min(680px, 100%);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.6);
  padding: 1.4rem 1.6rem;
}

.cookie-box h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 0.5rem; }
.cookie-box p { font-size: 0.85rem; color: var(--text-muted); }
.cookie-box a { color: var(--accent); text-decoration: underline; }

.cookie-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

/* ---------- Páginas legais ---------- */
.legal-main { padding: 4rem 0 5rem; }
.legal-main .container { max-width: 820px; }

.legal-main h1 { font-size: clamp(1.9rem, 4.5vw, 2.6rem); font-weight: 800; margin-bottom: 0.4rem; }
.legal-updated { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 2.2rem; }

.legal-main h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 2.2rem 0 0.7rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
}
.legal-main h3 { font-size: 1.05rem; font-weight: 700; margin: 1.4rem 0 0.4rem; }
.legal-main p, .legal-main li { color: var(--text-muted); font-size: 0.95rem; }
.legal-main p { margin-bottom: 0.8rem; }
.legal-main ul, .legal-main ol { padding-left: 1.4rem; margin-bottom: 0.9rem; display: grid; gap: 0.35rem; }
.legal-main a { color: var(--accent); }
.legal-main strong { color: var(--text); }

.legal-main table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 0.8rem 0 1rem;
}
.legal-main th, .legal-main td {
  text-align: left;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
  vertical-align: top;
}
.legal-main th { color: var(--text); background: var(--surface-2); font-family: var(--font-display); }

/* ---------- Responsivo ---------- */
@media (max-width: 920px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav {
    position: fixed;
    inset: 59px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(6, 6, 8, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 0.6rem 4%;
    display: none;
  }
  .nav.open { display: flex; }
  .nav > a:not(.btn) { padding: 0.9rem 0.4rem; border-bottom: 1px solid var(--border); }
  .btn-nav { margin: 0.9rem 0.4rem; }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding: 4.5rem 0 3.5rem; }
  .section { padding: 3.8rem 0; }
  .section-head-row { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}