/* ROBIN — RESPONSIVO
   Todas as regras de tablet/celular ficam aqui, após os estilos de desktop.
   Os blocos originais mantêm sua ordem; os ajustes de segurança de layout ficam no final. */

@media (max-width: 1100px) {
  .nav {
    gap: 1.25rem;
  }

  .header-cta {
    padding-inline: 18px;
  }

  .hero-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .hero-content {
    text-align: center;
  }

  .hero-content p,
  .hero-content h1 {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons,
  .hero-features {
    justify-content: center;
  }

  .services-grid,
  .testimonial-grid,
  .portfolio-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-visual {
    min-height: 600px;
  }

  .floating-card {
    right: 50%;
    bottom: 30px;
    transform: translateX(50%);
  }
}

@media (max-width: 768px) {
  .cursor-glow {
    display: none;
  }

  .container {
    width: min(100% - 32px, var(--container));
  }

  .nav-container {
    height: 76px;
  }

  .logo {
    font-size: 1.75rem;
  }

  .header-cta {
    display: none;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .nav {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 86px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 1rem;
    border-radius: 24px;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-medium);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    pointer-events: none;
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav a {
    padding: 1rem;
    border-radius: 16px;
  }

  .nav a.active::after {
    display: none;
  }

  .nav a:hover {
    background: rgba(37, 99, 255, 0.08);
  }

  .hero {
    min-height: auto;
    padding: 54px 0 64px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-content h1 {
    font-size: clamp(2.5rem, 12vw, 3.5rem);
    letter-spacing: -2.4px;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
    max-width: 360px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons .btn,
  .cta-box .btn {
    width: 100%;
  }

  .hero-features {
    display: grid;
    grid-template-columns: 1fr;
    max-width: 390px;
    margin: 0 auto;
    text-align: left;
  }

  .hero-visual {
    min-height: 490px;
  }

  .hero-visual::before {
    width: 360px;
    height: 360px;
  }

  .robot-stage {
    height: 470px;
  }

  .robot-card {
    width: 100%;
    height: 470px;
  }

  .halo-ring-1 {
    width: 300px;
    height: 300px;
  }

  .halo-ring-2 {
    width: 360px;
    height: 360px;
  }

  .thruster-particles {
    bottom: 52px;
    transform: translateX(-50%) scale(0.78);
  }

  .floating-card {
    width: min(100%, 310px);
    right: 50%;
    bottom: 0;
    padding: 1.15rem;
    transform: translateX(50%);
  }

  section {
    padding: 72px 0;
  }

  .section-title {
    margin-bottom: 2rem;
    text-align: center;
  }

  .section-title h2,
  .about-left h2,
  .cta-box h2 {
    font-size: clamp(2rem, 8vw, 2.4rem);
  }

  .about-left {
    text-align: center;
  }

  .services-grid,
  .testimonial-grid,
  .portfolio-grid,
  .about-right,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cta-box {
    flex-direction: column;
    text-align: center;
    padding: 2.5rem 1.5rem;
  }
  
}

@media (max-width: 480px) {
  .theme-toggle,
  .mobile-menu-btn {
    width: 40px;
    height: 40px;
    border-radius: 12px;
  }

  .nav-actions {
    gap: 0.45rem;
  }

  .hero-content h1 {
    font-size: 2.45rem;
  }

  .tag {
    font-size: 0.72rem;
  }

  .service-card,
  .about-card,
  .testimonial-card {
    padding: 1.45rem;
  }

  .footer {
    padding-top: 56px;
  }
}

@media (max-width: 768px) {
  .chat-widget {
    right: 18px;
    top: auto;
    bottom: 18px;
    transform: none !important;
  }

  .chat-menu {
    top: auto;
    right: 0;
    bottom: 76px;
    width: calc(100vw - 36px);
    max-width: 320px;
    transform: translateY(14px) scale(0.96);
  }

  .chat-widget.is-open .chat-menu,
  .chat-widget:hover .chat-menu {
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 768px) {
  .nav {
    inset: 86px 16px auto 16px;
    min-height: calc(100vh - 108px);
    justify-content: center;
    text-align: center;
  }

  .nav a {
    font-size: 1.25rem;
    font-weight: 800;
  }

  .nav-mobile-cta {
    display: inline-flex;
    justify-content: center;
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 18px;
    color: #ffffff !important;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
  }

  .project-image {
    height: 180px;
  }

  .preloader-logo {
    letter-spacing: -3px;
  }
}

@media (max-width: 1100px) {
  .services-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .service-float-card-a,
  .service-float-card-b,
  .service-float-card-c,
  .service-float-card-d  {
    animation: none;
  }
}

@media (max-width: 768px) {
  .services-showcase {
    grid-template-columns: 1fr;
  }

  .service-float-card-a,
  .service-float-card-b,
  .service-float-card-c,
  .service-float-card-d  {
    animation: none;
    text-align: left;
    display: grid;
    grid-template-columns: 64px 1fr;
    column-gap: 1rem;
    align-items: start;
  }

  .service-float-icon-a,
  .service-float-icon-b,
  .service-float-icon-c,
  .service-float-icon-d  {
    grid-row: span 2;
    width: 58px;
    height: 58px;
    margin-bottom: 0;
    font-size: 1.55rem;
  }

  .service-float-card-a h3,
  .service-float-card-b h3,
  .service-float-card-c h3,
  .service-float-card-d h3  {
    margin-bottom: 0.7rem;
  }
}

@media (max-width: 480px) {
  .service-float-card-a,
  .service-float-card-b,
  .service-float-card-c,
  .service-float-card-d  {
    grid-template-columns: 1fr;
    padding: 1.25rem;
    text-align: center;
  }

  .service-float-icon-a,
  .service-float-icon-b,
  .service-float-icon-c,
  .service-float-icon-d  {
    grid-row: auto;
    margin: 0 auto 0.8rem;
  }
}

@media (max-width: 900px) {
  .tech-grid,
  .stats-grid,
  .pricing-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .pricing-card p {
    min-height: auto;
  }
}

@media (max-width: 768px) {
  .tech-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .tech-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-canvas { opacity: .38; }

  .hero-metrics {
    justify-content: center;
    margin-top: -1.5rem;
  }

  .apple-case .project-image { height: 190px; }
}

@media (max-width: 1180px) {
  .identity-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .identity-card {
    min-height: 390px;
  }
}

@media (max-width: 768px) {
  .identity-card-grid {
    grid-template-columns: 1fr;
  }

  .identity-card {
    min-height: 360px;
  }

  .identity-card-scene {
    height: 235px;
  }

  .identity-robot {
    height: 220px;
  }
}

@media (max-width: 1100px) {
  .contact-panel,
  .helpdesk-area {
    grid-template-columns: 1fr;
  }

  .helpdesk-benefits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .helpdesk-avatar-wrap {
    min-height: 330px;
  }
}

@media (max-width: 768px) {
  .contact-helpdesk { padding: 72px 0; }

  .contact-panel {
    padding: 1.4rem;
    border-radius: 30px;
  }

  .contact-copy h2,
  .contact-copy > p,
  .contact-kicker {
    text-align: center;
  }

  .contact-kicker {
    display: flex;
    justify-content: center;
  }

  .helpdesk-benefits,
  .form-row {
    grid-template-columns: 1fr;
  }

  .helpdesk-avatar-wrap { min-height: 300px; }
  .helpdesk-avatar { width: min(320px, 100%); }

  .headset-band {
    width: 170px;
    height: 105px;
    top: 82px;
  }

  .left-ear { left: calc(50% - 108px); top: 164px; }
  .right-ear { right: calc(50% - 108px); top: 164px; }

  .headset-mic {
    left: calc(50% - 96px);
    top: 214px;
  }
}

@media (max-width: 768px) {
  .chat-widget {
    right: 18px !important;
    left: auto !important;
    top: auto !important;
    bottom: 18px !important;
    transform: none !important;
  }

  .chat-menu {
    right: 0 !important;
    left: auto !important;
    top: auto !important;
    bottom: 76px !important;
    width: calc(100vw - 36px) !important;
    max-width: 320px !important;
    transform: translateY(14px) scale(0.96) !important;
  }

  .chat-widget.is-open .chat-menu,
  .chat-widget:hover .chat-menu {
    transform: translateY(0) scale(1) !important;
  }
}

/* Menu compacto também nos tablets, sem ficar cortado pela moldura do cabeçalho. */
@media (max-width: 1100px) {
  .header { overflow: visible; }
  .nav-container { height: 76px; }
  .header-cta { display: none; }
  .mobile-menu-btn { display: inline-flex; }
  .nav { position: absolute; inset: calc(100% + 8px) 16px auto; z-index: 1000; display: flex; flex-direction: column; align-items: stretch; gap: 4px; padding: 16px; border-radius: 24px; background: var(--surface-strong); border: 1px solid var(--border); box-shadow: var(--shadow-medium); opacity: 0; visibility: hidden; transform: translateY(-12px); pointer-events: none; min-height: 0; max-height: calc(100dvh - 100px); overflow-y: auto; justify-content: flex-start; text-align: left; }
  .nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
  .nav a { padding: 12px 14px; font-size: 1rem; border-radius: 12px; }
  .nav-mobile-cta { display: inline-flex; justify-content: center; }
}
@media (max-width: 768px) {
  .container, .hero-content, .hero-visual, .contact-copy, .contact-form-card { min-width: 0; }
  .hero-content h1, .section-title h2, .contact-copy h2 { overflow-wrap: break-word; }
  .robot-card, .robot-stage, .robot-image { max-width: 100%; }
  .form-field input, .form-field select, .form-field textarea { min-width: 0; width: 100%; font-size: 16px; }
  .chat-menu { max-height: calc(100dvh - 130px); overflow-y: auto; }
}
@media (max-width: 480px) {
  .logo { font-size: 1.5rem; }
  .hero-content h1 { font-size: clamp(2rem,9.5vw,2.45rem); }
  .hero-visual::before, .halo-ring-1, .halo-ring-2 { max-width: calc(100vw - 32px); }
  .identity-card-grid, .services-showcase, .form-row, .helpdesk-benefits { grid-template-columns: minmax(0,1fr); }
  .contact-panel { padding: 18px 14px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .cursor-glow, .hero-canvas { display: none; }
}