:root {
  --bg: #f4f5f8;
  --surface: #ffffff;
  --surface-2: #f8f9fc;
  --border: #e5e8ef;
  --text: #1a2440;
  --text-soft: #5b6478;
  --text-muted: #8a92a6;
  --sidebar: #111a2e;
  --sidebar-text: #6b7390;
  --sidebar-text-active: #ffffff;
  --primary: #2bd17e;
  --primary-dark: #1fae67;
  --accent: #ffd340;
  --danger-1: #8b0d1b;
  --danger-2: #c12434;
  --tag-blue-bg: #e3f0ff;
  --tag-blue-fg: #1d5fce;
  --tag-orange-bg: #fff3df;
  --tag-orange-fg: #c47109;
  --tag-green-bg: #defaea;
  --tag-green-fg: #1c8a4f;
  --tag-gray-bg: #ecedf2;
  --tag-gray-fg: #4f5670;
  --shadow-sm: 0 1px 2px rgba(20, 28, 56, 0.04), 0 1px 3px rgba(20, 28, 56, 0.06);
  --shadow-md: 0 6px 16px rgba(20, 28, 56, 0.07);
  --radius: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

body {
  display: grid;
  grid-template-columns: 72px 1fr;
  min-height: 100vh;
}

a { color: inherit; }

/* ===== Sidebar ===== */
.sidebar {
  background: var(--sidebar);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 0;
  gap: 22px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar__brand {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #0b1530;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
  text-decoration: none;
}

.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.sidebar__link {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--sidebar-text);
  transition: background .15s, color .15s;
  text-decoration: none;
}
.sidebar__link svg { width: 20px; height: 20px; }
.sidebar__link:hover { background: rgba(255,255,255,.06); color: #cfd3e0; }
.sidebar__link.is-active { background: rgba(43, 209, 126, .15); color: var(--primary); }

/* ===== Main ===== */
.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 32px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.search {
  flex: 1;
  max-width: 460px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 9px 14px;
  border-radius: 10px;
  color: var(--text-muted);
}
.search svg { width: 18px; height: 18px; flex-shrink: 0; }
.search input {
  border: 0;
  background: transparent;
  outline: none;
  width: 100%;
  font: inherit;
  color: var(--text);
}

.topbar__actions { margin-left: auto; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .1s ease, background .15s ease, color .15s ease, box-shadow .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--primary);
  color: #0b1530;
}
.btn--primary:hover { background: var(--primary-dark); color: #fff; }
.btn--ghost {
  background: transparent;
  color: var(--text-soft);
  border-color: var(--border);
}
.btn--ghost:hover { color: var(--text); background: var(--surface-2); }
.btn--block { width: 100%; }

/* ===== Promo banner ===== */
.promo {
  position: relative;
  margin: 24px 32px 0;
  padding: 32px 36px;
  background: linear-gradient(105deg, var(--danger-1) 0%, var(--danger-2) 65%, #d33b48 100%);
  color: #fff;
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.promo__eyebrow {
  margin: 0 0 6px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #ffd6b8;
  font-weight: 600;
}
.promo__title {
  margin: 0;
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: .3px;
}
.promo__title em {
  font-style: normal;
  color: var(--accent);
}
.promo__sub {
  margin: 12px 0 0;
  max-width: 480px;
  color: #ffe4d0;
  font-size: 14px;
}
.promo__cta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  min-width: 220px;
}
.promo__price-label {
  margin: 0;
  font-size: 12px;
  color: #ffd6b8;
  text-decoration: line-through;
}
.promo__price {
  margin: 0;
  font-size: 44px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1px;
}
.promo__price span { font-size: 22px; vertical-align: super; }
.promo__decor {
  position: absolute;
  inset: 0 -10% 0 auto;
  width: 40%;
  background:
    radial-gradient(circle at 80% 30%, rgba(255,211,64,.18), transparent 55%),
    radial-gradient(circle at 60% 80%, rgba(255,255,255,.06), transparent 55%);
  pointer-events: none;
}

/* ===== Catalog ===== */
.catalog {
  padding: 28px 32px 40px;
}
.catalog__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.catalog__head h2 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
}

.tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.tab {
  border: 0;
  background: transparent;
  color: var(--text-soft);
  padding: 8px 14px;
  border-radius: 999px;
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background .15s, color .15s;
}
.tab:hover { background: var(--surface-2); color: var(--text); }
.tab.is-active { background: var(--text); color: #fff; }
.tab__count {
  background: rgba(255,255,255,.18);
  color: inherit;
  font-size: 11px;
  padding: 1px 7px;
  border-radius: 999px;
  font-weight: 600;
}
.tab:not(.is-active) .tab__count { background: var(--border); color: var(--text-muted); }

/* ===== Grid ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
}
.grid__loading,
.grid__empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-muted);
  padding: 28px 0;
}

/* ===== Card ===== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: transform .12s ease, box-shadow .15s ease, border-color .15s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #d6dbe8;
}
.card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}
.tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .4px;
  text-transform: uppercase;
}
.tag--blue { background: var(--tag-blue-bg); color: var(--tag-blue-fg); }
.tag--orange { background: var(--tag-orange-bg); color: var(--tag-orange-fg); }
.tag--green { background: var(--tag-green-bg); color: var(--tag-green-fg); }
.tag--gray { background: var(--tag-gray-bg); color: var(--tag-gray-fg); }

.card__fav {
  border: 0;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
}
.card__fav svg { width: 20px; height: 20px; }

.card__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
}
.card__desc {
  margin: 0;
  color: var(--text-soft);
  font-size: 13.5px;
  line-height: 1.45;
  flex: 1;
}

.card__price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
}
.card__price {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -.5px;
}
.card__price-suffix {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-left: 4px;
}

.card__cta {
  margin-top: 4px;
}

/* ===== Sobre ===== */
.about {
  padding: 8px 32px 32px;
}
.about__inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 36px;
  box-shadow: var(--shadow-sm);
  max-width: 880px;
}
.about__eyebrow {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary-dark);
}
.about__title {
  margin: 0 0 14px;
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.3px;
}
.about__lead {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--text);
}
.about__body {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text-soft);
}
.about__features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.about__features li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--text-soft);
}
.about__features-bullet {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: var(--tag-green-bg);
  color: var(--tag-green-fg);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 12px;
}

/* ===== Contato ===== */
.contact {
  padding: 8px 32px 40px;
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
  align-items: start;
}
.contact__intro {
  position: sticky;
  top: 24px;
}
.contact__eyebrow {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary-dark);
}
.contact__title {
  margin: 0 0 12px;
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.3px;
}
.contact__lead {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--text-soft);
}
.contact__channels {
  display: grid;
  gap: 14px;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: transform .12s ease, box-shadow .15s ease, border-color .15s ease;
}
.contact-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #d6dbe8;
}
.contact-card__icon {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: grid;
  place-items: center;
}
.contact-card__icon svg { width: 24px; height: 24px; }
.contact-card--whatsapp .contact-card__icon {
  background: #e7f9ee;
  color: #1c8a4f;
}
.contact-card--email .contact-card__icon {
  background: var(--tag-blue-bg);
  color: var(--tag-blue-fg);
}
.contact-card__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.contact-card__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--text-muted);
}
.contact-card__value {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  word-break: break-word;
}
.contact-card__hint {
  font-size: 13px;
  color: var(--text-soft);
  margin-top: 2px;
}

/* ===== Footer ===== */
.footer {
  margin-top: auto;
  padding: 24px 32px 32px;
  color: var(--text-muted);
  font-size: 13px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.footer a { color: var(--text-soft); }

/* ===== Responsive ===== */
@media (max-width: 720px) {
  body { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    flex-direction: row;
    width: 100%;
    padding: 10px 16px;
    justify-content: flex-start;
    gap: 14px;
  }
  .sidebar__nav { flex-direction: row; margin-top: 0; }
  .topbar { padding: 14px 18px; }
  .promo {
    margin: 16px 18px 0;
    padding: 24px;
    grid-template-columns: 1fr;
    text-align: left;
  }
  .promo__cta { align-items: flex-start; }
  .catalog { padding: 20px 18px 30px; }
  .about { padding: 0 18px 24px; }
  .about__inner { padding: 22px 20px; }
  .contact { padding: 0 18px 30px; }
  .contact__inner { grid-template-columns: 1fr; gap: 18px; }
  .contact__intro { position: static; }
  .footer { padding: 20px 18px 26px; }
}