/* ═══════════════════════════════════════════════════════════════════════
   KING ENERGY HEMP — Design System Compartilhado
   Usado por: todas as páginas de categoria + homepage
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Variáveis ─────────────────────────────────────────────────────────── */
:root {
  --cream:    #F0EAD8;
  --gold:     #C8A84B;
  --green:    #5DB860;
  --blue:     #4A9EFF;
  --amber:    #D4A020;
  --bg:       #080808;
  --text:     #1a1a1a;
  --muted:    #6b6b5e;
  --border:   #ddd7cb;
  --card-bg:  #f5f1e8;
  --card-hover: #fff;
  --acento:   #C8A84B;
}

/* ── Reset ─────────────────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--cream);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── Navegação ─────────────────────────────────────────────────────────── */
.keh-nav {
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 200;
  border-bottom: 1px solid #161616;
}

.keh-nav-top {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 40px 8px;
}

.keh-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
}
.keh-logo-king  { color: #fff; }
.keh-logo-energy{ color: var(--gold); }
.keh-logo-hemp  { color: var(--green); }

.keh-tagline {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  color: #444;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.keh-nav-links {
  display: flex;
  align-items: stretch;
  padding: 0 24px 0 40px;
  border-top: 1px solid #161616;
  overflow-x: auto;
  scrollbar-width: none;
}
.keh-nav-links::-webkit-scrollbar { display: none; }

.keh-nav-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #555;
  padding: 10px 14px;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  display: flex;
  align-items: center;
}

.keh-nav-links a:hover        { color: #ccc; }
.keh-nav-links a.ativo-evs    { color: var(--blue);  border-bottom-color: var(--blue);  }
.keh-nav-links a.ativo-solar  { color: var(--amber); border-bottom-color: var(--amber); }
.keh-nav-links a.ativo-hemp   { color: var(--green); border-bottom-color: var(--green); }
.keh-nav-links a.ativo-inv    { color: var(--gold);  border-bottom-color: var(--gold);  }
.keh-nav-links a.ativo-infra  { color: var(--gold);  border-bottom-color: var(--gold);  }

.keh-nav-links .nav-produto {
  color: var(--gold);
  margin-left: auto;
  border-left: 1px solid #1f1f1f;
  padding-left: 20px;
}
.keh-nav-links .nav-produto:hover { color: #e8c96a; }

/* ── Hero de Categoria ─────────────────────────────────────────────────── */
#keh-hero-cat {
  padding: 52px 40px 44px;
  background: var(--bg);
  border-bottom: 3px solid var(--acento);
  transition: border-color 0.3s;
}

.keh-hero-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--acento);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.keh-hero-label::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--acento);
  flex-shrink: 0;
}

#keh-hero-cat h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.025em;
  line-height: 1.04;
  margin-bottom: 18px;
}

.keh-hero-deck {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: #777;
  line-height: 1.8;
  max-width: 640px;
  letter-spacing: 0.015em;
}

.keh-hero-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.66rem;
  color: #444;
  margin-top: 22px;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.keh-hero-meta::before {
  content: '';
  width: 14px;
  height: 1px;
  background: #333;
}

/* ── Área principal ────────────────────────────────────────────────────── */
.keh-main {
  max-width: 1240px;
  margin: 0 auto;
  padding: 36px 40px 100px;
}

.keh-voltar {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #999;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  transition: color 0.15s;
}
.keh-voltar:hover { color: var(--text); }

/* ── Grid de Cards ─────────────────────────────────────────────────────── */
#keh-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}

/* ── Card ──────────────────────────────────────────────────────────────── */
.keh-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  text-decoration: none;
  color: inherit;
  transition: background 0.18s;
  position: relative;
}

.keh-card:hover { background: var(--card-hover); }

.keh-card-img {
  width: 100%;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #e8e2d8;
}

.keh-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.keh-card:hover .keh-card-img img {
  transform: scale(1.04);
}

.keh-card-body {
  padding: 22px 24px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.keh-card-cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}

.keh-card-titulo {
  font-family: 'Playfair Display', serif;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.32;
  color: #111;
  margin-bottom: 10px;
}

.keh-card-deck {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.84rem;
  color: #5a5a50;
  line-height: 1.58;
  flex: 1;
  margin-bottom: 18px;
}

.keh-card-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  color: #aaa;
  letter-spacing: 0.06em;
  display: flex;
  gap: 6px;
  align-items: center;
  margin-top: auto;
}

/* ── Estado vazio ──────────────────────────────────────────────────────── */
.keh-vazio {
  grid-column: 1 / -1;
  padding: 80px 40px;
  text-align: center;
  color: #999;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

/* ── Rodapé ────────────────────────────────────────────────────────────── */
.keh-footer {
  background: var(--bg);
  border-top: 1px solid #141414;
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.keh-footer-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 700;
}

.keh-footer-info {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  color: #444;
  letter-spacing: 0.08em;
  text-align: right;
}

.keh-footer-info a {
  color: var(--green);
  transition: opacity 0.15s;
}
.keh-footer-info a:hover { opacity: 0.7; }

/* ── Responsivo ────────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  #keh-grid { grid-template-columns: repeat(2, 1fr); }
  .keh-main { padding: 32px 28px 72px; }
  .keh-nav-top { padding: 12px 28px 6px; }
  .keh-nav-links { padding: 0 12px 0 28px; }
  #keh-hero-cat { padding: 44px 28px 36px; }
  .keh-footer { padding: 28px; }
}

@media (max-width: 600px) {
  #keh-grid { grid-template-columns: 1fr; }
  .keh-main { padding: 24px 18px 60px; }
  .keh-nav-top { padding: 12px 18px 6px; }
  .keh-nav-links { padding: 0 6px 0 18px; }
  #keh-hero-cat { padding: 36px 18px 30px; }
  .keh-logo { font-size: 1.2rem; }
  .keh-tagline { display: none; }
  .keh-footer { flex-direction: column; text-align: center; }
  .keh-footer-info { text-align: center; }
}