@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');
@import url('https://fonts.cdnfonts.com/css/bauhaus-93');

/* =============================================
   TELHAS LEME — DESIGN SYSTEM v2
   Cores fieis à identidade Kingspan Isoeste
   ============================================= */

:root {
  /* CORES — identidade real Telhas Leme */
  --color-primary:       #1B52C8;   /* azul da logo telhas */
  --color-primary-dark:  #1340A0;
  --color-primary-light: #1B52C815;
  --color-accent:        #E8480D;   /* laranja da logo leme */
  --color-accent-light:  #E8480D18;
  --color-green:         #0FA042;

  --color-surface: #FFFFFF;
  --color-bg:      #F5F6F8;
  --color-dark:    #0D1B2A;
  --color-text:    #2C2C2C;
  --color-muted:   #5F6B7A;
  --color-border:  #DDE2EA;
  --color-wa:      #25D366;
  --color-wa-dark: #1DA851;

  --font-logo: 'Bauhaus 93', 'BauhausStd', Impact, 'Arial Black', sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --radius-sm:   6px;
  --radius-md:   14px;
  --radius-lg:   22px;
  --radius-full: 9999px;

  --shadow-sm:   0 1px 4px rgba(0,0,0,.06);
  --shadow-md:   0 4px 20px rgba(0,0,0,.10);
  --shadow-lg:   0 12px 40px rgba(0,0,0,.14);
  --shadow-blue: 0 8px 28px rgba(27,82,200,.28);

  --transition: .22s ease;
}



*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a   { text-decoration: none; color: inherit; }

/* ---- CONTAINER ---- */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- SECTION ---- */
.section { padding: 80px 0; }

.section-header { text-align: center; margin-bottom: 52px; }
.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-dark);
  margin: 10px 0 14px;
  line-height: 1.2;
}
.section-header p {
  color: var(--color-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}
.section-header--light h2 { color: #fff; }
.section-header--light p  { color: rgba(255,255,255,.7); }

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0,73,144,.15);
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}
.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.7);
}
.btn-outline-white:hover {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}
.btn-whatsapp {
  background: var(--color-wa);
  color: #fff;
  border-color: var(--color-wa);
}
.btn-whatsapp:hover {
  background: var(--color-wa-dark);
  border-color: var(--color-wa-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37,211,102,.35);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-primary);
  color: #fff;
}
.btn-lg    { padding: 15px 32px; font-size: 1rem; border-radius: var(--radius-sm); }
.btn-sm    { padding: 8px 16px; font-size: 0.875rem; }
.btn-block { width: 100%; justify-content: center; }

#hero-panel-cta {
  background: var(--color-accent) !important;
  border-color: var(--color-accent) !important;
  color: #fff !important;
}
#hero-panel-cta:hover {
  background: #c53a0a !important;
  border-color: #c53a0a !important;
  box-shadow: 0 8px 28px rgba(232, 72, 13, 0.28) !important;
}

/* ---- NAVBAR ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }

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

/* LOGO — texto fiel à logo real: "telhas" azul + "leme" laranja */
.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  text-decoration: none;
  line-height: 1;
}
.logo-telhas {
  font-family: var(--font-logo);
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -.01em;
  line-height: 1;
}
.logo-leme {
  font-family: var(--font-logo);
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--color-accent);
  letter-spacing: -.01em;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav-links a:not(.btn) {
  font-weight: 500;
  color: var(--color-text);
  font-size: 0.92rem;
  transition: color var(--transition);
  position: relative;
}
.nav-links a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-links a:not(.btn):hover { color: var(--color-primary); }
.nav-links a:not(.btn):hover::after { transform: scaleX(1); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 0;
  padding: 0 24px 20px;
  border-top: 1px solid var(--color-border);
  background: #fff;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 0;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}
.mobile-menu a.btn {
  margin-top: 12px;
  border-bottom: none;
  text-align: center;
  justify-content: center;
}

/* ---- HERO — estilo Kingspan ---- */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: 68px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary-dark);
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* overlay azul Kingspan sobre a imagem */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(0,35,96,.88) 0%,
    rgba(0,53,112,.75) 45%,
    rgba(0,73,144,.35) 100%
  );
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  padding: 100px 0 80px;
  gap: 60px;
}

.hero-content { flex: 1; max-width: 620px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 20px;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-accent);
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.12;
  margin-bottom: 22px;
  letter-spacing: -.01em;
}
.hero-title .line-accent { color: var(--color-accent); }

.hero-sub {
  font-size: 1.08rem;
  color: rgba(255,255,255,.78);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.15);
  flex-wrap: wrap;
}
.stat strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}
.stat span {
  font-size: 0.75rem;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.18);
}

/* Painel flutuante do lado direito (como Kingspan) */
.hero-panel {
  flex: 0 0 340px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  z-index: 2;
}
.hero-panel h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.hero-panel p {
  font-size: 0.85rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 20px;
}
.hero-panel .form-group { margin-bottom: 14px; }
.hero-panel .form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  margin-bottom: 5px;
}
.hero-panel .form-group input,
.hero-panel .form-group select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 10px 13px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-sm);
  color: #fff;
  background: rgba(255,255,255,.1);
  outline: none;
  transition: border-color var(--transition);
}
.hero-panel .form-group input::placeholder { color: rgba(255,255,255,.35); }
.hero-panel .form-group select option { color: #333; background: #fff; }
.hero-panel .form-group input:focus,
.hero-panel .form-group select:focus {
  border-color: var(--color-accent);
}

/* ---- STRIP DE PARCEIRO / BADGE ---- */
.partner-strip {
  background: var(--color-primary);
  padding: 14px 0;
}
.partner-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.partner-strip p {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,.8);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.partner-strip img {
  height: 30px;
  filter: brightness(0) invert(1);
}

/* ---- PRODUTOS ---- */
.products { background: var(--color-surface); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
  border-color: rgba(0,73,144,.2);
}
.product-card--wide {
  grid-column: span 3;
  flex-direction: row;
}
.product-card--wide .product-img-wrap {
  width: 360px;
  min-width: 360px;
  border-radius: 0;
}

.product-img-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--color-bg);
}
.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.product-card:hover .product-img-wrap img { transform: scale(1.05); }

.product-badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 11px;
  border-radius: var(--radius-full);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.product-body {
  padding: 22px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.product-tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.product-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 10px;
  line-height: 1.3;
}
.product-body p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}
.product-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
  flex: 1;
}
.product-features li {
  font-size: 0.84rem;
  color: var(--color-text);
  font-weight: 500;
}
.product-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---- DIFERENCIAIS ---- */
.diferenciais { background: var(--color-primary); }
.diferenciais .section-tag {
  color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.15);
}

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.diferencial-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  transition: background var(--transition), transform var(--transition);
}
.diferencial-card:hover {
  background: rgba(255,255,255,.13);
  transform: translateY(-3px);
}
.dif-icon { font-size: 2rem; margin-bottom: 14px; line-height: 1; }
.diferencial-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.diferencial-card p {
  font-size: 0.85rem;
  color: rgba(255,255,255,.6);
  line-height: 1.65;
}

/* ---- ORÇAMENTO ---- */
.orcamento { background: var(--color-bg); }

.orcamento-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.orcamento-text .section-tag { margin-bottom: 14px; }
.orcamento-text h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 16px;
  line-height: 1.25;
}
.orcamento-text p { color: var(--color-muted); margin-bottom: 28px; font-size: 1rem; }

.orcamento-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
}
.orcamento-form h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 24px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--color-text); }
.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.93rem;
  padding: 10px 13px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-dark);
  background: var(--color-bg);
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--color-primary); }
.form-note { text-align: center; font-size: 0.76rem; color: var(--color-muted); margin-top: 12px; }

/* ---- CONTATO ---- */
.contato { background: #EEF1F6; padding: 60px 0; }
.contato-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.contato-info h3 {
  font-family: 'Impact', 'Arial Black', sans-serif;
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.contato-info p { color: var(--color-muted); font-size: 0.93rem; margin: 5px 0; }
.contato-info a { color: var(--color-primary); font-weight: 600; }
.contato-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.contato-brand-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 700;
  color: var(--color-muted);
}
.kingspan-logo { max-width: 200px; height: auto; }

/* ---- FOOTER ---- */
.footer { background: var(--color-dark); padding: 28px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-inner p { font-size: 0.82rem; color: rgba(255,255,255,.4); }
.footer-inner strong { color: rgba(255,255,255,.65); }

/* Logo no footer — cores claras sobre fundo escuro */
.footer-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  line-height: 1;
}
.footer-logo .logo-telhas {
  font-family: var(--font-logo);
  font-size: 1.4rem;
  font-weight: 900;
  color: rgba(255,255,255,.85);
  letter-spacing: -.01em;
}
.footer-logo .logo-leme {
  font-family: var(--font-logo);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--color-accent);
  letter-spacing: -.01em;
}

/* ---- WA FLOAT ---- */
.wa-float {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--color-wa);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.5);
  z-index: 999;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: wa-pulse 2.8s infinite;
}
.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,.65);
  animation: none;
}
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,.5); }
  50%       { box-shadow: 0 4px 34px rgba(37,211,102,.85); }
}
/* ---- FAQ ---- */
.faq {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}
.faq-item {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  background: #fff;
}
.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: transparent;
  border: none;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-dark);
  cursor: pointer;
  gap: 16px;
}
.faq-icon {
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-primary);
  transition: transform var(--transition), color var(--transition);
  display: inline-block;
  line-height: 1;
}
.faq-item.active .faq-icon {
  color: var(--color-accent);
}
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease-out;
  padding: 0 24px;
}
.faq-content p {
  padding-bottom: 20px;
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.65;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .hero-panel { flex: 0 0 300px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .product-card--wide { grid-column: span 2; }
  .diferenciais-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .hero-inner { flex-direction: column; align-items: flex-start; gap: 40px; padding: 80px 0 60px; }
  .hero-panel  { flex: none; width: 100%; max-width: 480px; }
  .calculator-grid { grid-template-columns: 1fr !important; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .products-grid { grid-template-columns: 1fr; }
  .product-card--wide { grid-column: span 1; flex-direction: column; }
  .product-card--wide .product-img-wrap { width: 100%; min-width: unset; }
  .diferenciais-grid { grid-template-columns: 1fr; }
  .orcamento-inner { grid-template-columns: 1fr; gap: 40px; }
  .orcamento-form-wrap { padding: 28px 20px; }
  .contato-inner { flex-direction: column; align-items: flex-start; }
  .contato-brand { align-items: flex-start; }
  .footer-inner { flex-direction: column; align-items: center; text-align: center; }
  .section { padding: 60px 0; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.85rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .product-actions { flex-direction: column; }
  .product-actions .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 16px; }
  .wa-float { bottom: 18px; right: 18px; }
}