/* LAYOUT CSS (Header, Footer, Modals) */
/* ---- TOPBAR ---- */
.topbar {
  background: var(--color-black);
  color: rgba(255,255,255,0.75);
  font-size: 0.78rem;
  padding: 8px 0;
  border-bottom: 2px solid var(--color-primary);
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar a {
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.topbar a:hover { color: var(--color-primary-light); }

.topbar-social {
  display: flex;
  gap: 10px;
}

.topbar-social a {
  width: 26px;
  height: 26px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.topbar-social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ---- HEADER / NAVBAR ---- */
.header {
  background: var(--color-white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.15);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 24px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-logo-img {
  height: 48px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--color-black);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.logo-icon::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-primary);
}

.logo-icon svg { color: white; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--color-black);
  letter-spacing: -0.5px;
}

.logo-name span { color: var(--color-primary); }

.logo-tagline {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-gray-500);
}

/* Nav Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-700);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background: rgba(204,0,0,0.05);
}

.nav-link:hover::after, .nav-link.active::after {
  width: calc(100% - 28px);
}

/* Dropdown */
.nav-item {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-10px);
  transition: var(--transition);
  z-index: 100;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-gray-700);
  transition: var(--transition);
}

.dropdown-menu a:first-child { border-radius: var(--radius-md) var(--radius-md) 0 0; }
.dropdown-menu a:last-child { border-radius: 0 0 var(--radius-md) var(--radius-md); }

.dropdown-menu a:hover {
  background: rgba(204,0,0,0.06);
  color: var(--color-primary);
  padding-left: 22px;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.btn-whatsapp {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #25D366;
  color: white;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(37,211,102,0.35);
}

.btn-whatsapp:hover {
  background: #20bb5a;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-black);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-black);
  z-index: 999;
  padding: 80px 24px 40px;
  flex-direction: column;
  gap: 8px;
  transform: translateX(100%);
  transition: var(--transition-slow);
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  color: white;
  font-size: 1.5rem;
  padding: 8px;
}

.mobile-menu a {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
}

.mobile-menu a:hover { color: var(--color-primary-light); padding-left: 8px; }

.mobile-menu .btn-whatsapp {
  margin-top: 20px;
  justify-content: center;
  padding: 14px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

/* ---- FOOTER ---- */
.footer {
  background: var(--color-black);
  color: rgba(255,255,255,0.7);
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: white;
}

.footer-logo-name span { color: var(--color-primary-light); }

.footer-desc {
  font-size: 0.85rem;
  line-height: 1.7;
  margin-bottom: 24px;
  color: rgba(255,255,255,0.55);
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.07);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  transition: var(--transition);
  border: 1px solid rgba(255,255,255,0.1);
}

.footer-social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-3px);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 800;
  color: white;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-col-title::after {
  content: '';
  display: block;
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.1);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-primary-light);
  padding-left: 6px;
}

.footer-links a::before {
  content: '›';
  color: var(--color-primary);
  font-size: 1rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.footer-contact-icon {
  width: 32px;
  height: 32px;
  background: rgba(204,0,0,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-text {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}

.footer-contact-text strong {
  color: rgba(255,255,255,0.85);
  display: block;
  margin-bottom: 2px;
}

/* Newsletter */
.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.newsletter-input {
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.12);
  color: white;
  padding: 11px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  transition: var(--transition);
  width: 100%;
}

.newsletter-input::placeholder { color: rgba(255,255,255,0.35); }

.newsletter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255,255,255,0.1);
}

.newsletter-btn {
  background: var(--color-primary);
  color: white;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.875rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.newsletter-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* Footer Bottom */
.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-bottom-text {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  transition: var(--transition);
}

.footer-bottom-links a:hover { color: var(--color-primary-light); }

/* ---- BACK TO TOP ---- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  box-shadow: 0 4px 20px rgba(204,0,0,0.4);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(204,0,0,0.5);
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 84px;
  right: 28px;
  z-index: 900;
}

.whatsapp-float a {
  width: 52px;
  height: 52px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,0.45);
  transition: var(--transition);
  color: white;
  font-size: 1.5rem;
}

.whatsapp-float a:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,0.55);
}

/* ---- LOGIN MODAL ---- */
.login-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.login-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.login-modal-content {
  background: white;
  width: 90%;
  max-width: 400px;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  position: relative;
  transform: translateY(30px);
  transition: var(--transition);
}

.login-modal-overlay.active .login-modal-content {
  transform: translateY(0);
}

.login-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  background: rgba(0, 0, 0, 0.05);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-gray-500);
  transition: var(--transition);
}

.login-modal-close:hover {
  background: rgba(204, 0, 0, 0.1);
  color: var(--color-primary);
}