/* ==========================================================
       1. VARIABLES & RESET BASE (PULSENSING CORPORATE)
       ========================================================== */
    :root {
      --color-primary: #00a0e3;
      --color-primary-dark: #006093;
      --color-text-main: #212529;
      --color-text-muted: rgba(33, 37, 41, 0.7);
      --color-text-light: rgba(33, 37, 41, 0.5);
      --color-bg-light: #f8f9fa;
      --color-border: #dee2e6;
      --color-white: #ffffff;
      
      --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      
      --container-max-width: 1280px;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --transition-fast: 0.2s ease;
      --transition-normal: 0.3s ease;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      -webkit-text-size-adjust: 100%;
    }

    body {
      font-family: var(--font-main);
      color: var(--color-text-main);
      background-color: var(--color-white);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

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

    .container {
      width: 100%;
      max-width: var(--container-max-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }

    .section-muted {
      background-color: var(--color-bg-light);
    }

    .section-title {
      font-size: 2.25rem;
      font-weight: 700;
      line-height: 1.1;
      letter-spacing: -0.025em;
      color: var(--color-text-main);
      margin-bottom: 1.25rem;
    }

    @media (min-width: 768px) {
      .section-title {
        font-size: 3rem;
      }
    }

    .section-lead {
      font-size: 1.125rem;
      font-weight: 300;
      color: var(--color-text-muted);
      line-height: 1.65;
      margin-bottom: 1rem;
    }

    .section-kicker {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      margin-bottom: 1.25rem;
    }

    .kicker-line {
      height: 1px;
      width: 2.5rem;
      background-color: var(--color-primary);
    }

    .kicker-text {
      color: var(--color-primary);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.2em;
      text-transform: uppercase;
    }

    /* ================= BOTONES ================= */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.875rem 1.75rem;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-md);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all var(--transition-fast);
    }

    .btn-sm {
      padding: 0.5rem 1.25rem;
      font-size: 0.875rem;
      border-radius: var(--radius-sm);
    }

    .btn-primary {
      background-color: var(--color-primary);
      color: var(--color-white);
    }

    .btn-primary:hover {
      background-color: var(--color-primary-dark);
    }

    .btn-outline {
      border-color: var(--color-border);
      color: var(--color-text-main);
      background-color: transparent;
    }

    .btn-outline:hover {
      border-color: var(--color-primary);
      color: var(--color-primary);
    }

    .btn-block {
      width: 100%;
    }

    /* ================= HEADER / NAVBAR ================= */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      background-color: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--color-border);
      transition: all var(--transition-normal);
    }

    .header-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 4rem;
    }

    @media (min-width: 768px) {
      .header-container {
        height: 5rem;
        padding-left: 2.5rem;
        padding-right: 2.5rem;
      }
    }

    .brand-logo {
      font-size: 1.35rem;
      font-weight: 700;
      letter-spacing: -0.03em;
    }

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

    .logo-dark {
      color: var(--color-text-main);
    }

    .main-nav {
      display: none;
      align-items: center;
      gap: 2.5rem;
    }

    @media (min-width: 768px) {
      .main-nav {
        display: flex;
      }
    }

    .nav-link {
      font-size: 0.875rem;
      font-weight: 500;
      color: var(--color-text-muted);
      transition: color var(--transition-fast);
    }

    .nav-link:hover {
      color: var(--color-primary);
    }

    .mobile-menu-toggle {
      background: none;
      border: none;
      color: var(--color-text-main);
      cursor: pointer;
      display: block;
    }

    @media (min-width: 768px) {
      .mobile-menu-toggle {
        display: none;
      }
    }

    /* ================= 2. NOVEDADES Y ESTILOS MODERNOS ================= */
    .glow-orb {
      position: absolute;
      border-radius: 50%;
      pointer-events: none;
      z-index: 0;
    }

    .glow-orb-top {
      top: -10rem;
      right: -10rem;
      width: 60vh;
      height: 60vh;
      background-color: rgba(0, 160, 227, 0.08);
      filter: blur(100px);
    }

    .glow-orb-bottom {
      bottom: -10rem;
      left: -10rem;
      width: 50vh;
      height: 50vh;
      background-color: rgba(0, 96, 147, 0.08);
      filter: blur(100px);
    }

    .glow-orb-center {
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 80vw;
      height: 40vh;
      background-color: rgba(0, 160, 227, 0.05);
      filter: blur(120px);
    }

    /* HERO */
    .section-hero {
      position: relative;
      padding-top: 7rem;
      padding-bottom: 5rem;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .section-hero {
        padding-top: 9rem;
      }
    }

    .hero-grid {
      display: grid;
      gap: 3rem;
      align-items: center;
      position: relative;
      z-index: 1;
    }

    @media (min-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 2.5rem;
      }
    }

    .badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.35rem 0.85rem;
      border-radius: 9999px;
      background-color: rgba(0, 160, 227, 0.1);
      border: 1px solid rgba(0, 160, 227, 0.2);
      color: var(--color-primary-dark);
      font-size: 0.75rem;
      font-weight: 600;
      margin-bottom: 1.75rem;
    }

    .badge-pill svg {
      color: var(--color-primary);
    }

    .hero-title {
      font-size: 2.25rem;
      font-weight: 700;
      letter-spacing: -0.03em;
      line-height: 1.05;
      color: var(--color-text-main);
      margin-bottom: 1.75rem;
    }

    @media (min-width: 768px) {
      .hero-title { font-size: 3.75rem; }
    }

    @media (min-width: 1024px) {
      .hero-title { font-size: 4.5rem; }
    }

    .text-pulse {
      position: relative;
      color: var(--color-primary);
    }

    .pulse-underline {
      position: absolute;
      bottom: -0.5rem;
      left: 0;
      width: 100%;
    }

    .hero-desc {
      font-size: 1.125rem;
      font-weight: 300;
      line-height: 1.6;
      color: var(--color-text-muted);
      max-width: 36rem;
      margin-bottom: 2.25rem;
    }

    @media (min-width: 768px) {
      .hero-desc { font-size: 1.25rem; }
    }

    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      margin-bottom: 2.5rem;
    }

    .spinoff-endorsement {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      color: var(--color-text-light);
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.025em;
    }

    .endorsement-line {
      height: 1px;
      width: 2rem;
      background-color: var(--color-primary);
    }

    /* Tarjetas Visuales e Imágenes */
    .hero-visual, .about-visual, .team-visual {
      position: relative;
    }

    .visual-card {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--color-border);
      background-color: var(--color-white);
      box-shadow: 0 20px 60px -20px rgba(0, 96, 147, 0.25);
    }

    .visual-img {
      width: 100%;
      height: 360px;
      object-fit: cover;
    }

    @media (min-width: 768px) {
      .visual-img { height: 460px; }
    }

    .visual-overlay-gradient {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top right, rgba(0, 96, 147, 0.1), transparent);
    }

    .stat-floating-card {
      position: absolute;
      bottom: -1.25rem;
      left: -1.25rem;
      background: var(--color-white);
      border-radius: var(--radius-md);
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.1);
      padding: 1rem 1.25rem;
    }

    .stat-floating-card .stat-number {
      display: block;
      color: var(--color-primary);
      font-size: 1.5rem;
      font-weight: 700;
      line-height: 1;
    }

    .stat-floating-card .stat-label {
      display: block;
      color: var(--color-text-light);
      font-size: 0.65rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-top: 0.25rem;
    }

    .badge-floating-tag {
      position: absolute;
      top: -1rem;
      right: -1rem;
      background: var(--color-primary);
      color: var(--color-white);
      font-size: 0.75rem;
      font-weight: 700;
      padding: 0.5rem 1rem;
      border-radius: var(--radius-sm);
      box-shadow: 0 10px 15px -3px rgba(0, 160, 227, 0.3);
    }

    /* ABOUT / STATS */
    .section-about {
      padding-top: 6rem;
      padding-bottom: 6rem;
    }

    @media (min-width: 768px) {
      .section-about { padding-top: 8rem; padding-bottom: 8rem; }
    }

    .about-grid {
      display: grid;
      gap: 3.5rem;
      align-items: center;
    }

    @media (min-width: 1024px) {
      .about-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
      margin-top: 2.5rem;
    }

    @media (min-width: 640px) {
      .stats-grid {
        grid-template-columns: repeat(4, 1fr);
      }
    }

    .stat-val {
      color: var(--color-primary-dark);
      font-size: 1.875rem;
      font-weight: 700;
      line-height: 1;
    }

    .stat-unit {
      color: var(--color-primary);
      font-size: 1rem;
      margin-left: 0.125rem;
    }

    .stat-desc {
      color: var(--color-text-light);
      font-size: 0.75rem;
      margin-top: 0.5rem;
      line-height: 1.25;
    }

    /* TECHNOLOGY (READOUT CHAIN) */
    .section-technology {
      padding-top: 6rem;
      padding-bottom: 6rem;
    }

    .section-header-block {
      max-width: 42rem;
      margin-bottom: 4rem;
    }

    .readout-chain-container {
      position: relative;
      margin-bottom: 4rem;
    }

    .chain-track-line {
      display: none;
      position: absolute;
      top: 3rem;
      left: 0;
      right: 0;
      height: 1px;
      background-color: var(--color-border);
    }

    @media (min-width: 768px) {
      .chain-track-line { display: block; }
    }

    .chain-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
      position: relative;
      z-index: 1;
    }

    @media (min-width: 768px) {
      .chain-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 1rem;
      }
    }

    .chain-step {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
    }

    .step-icon-box {
      position: relative;
      width: 6rem;
      height: 6rem;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-border);
      background-color: var(--color-white);
      color: var(--color-primary-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all var(--transition-normal);
    }

    .step-number {
      position: absolute;
      top: -0.5rem;
      right: -0.5rem;
      font-size: 0.65rem;
      font-weight: 700;
      color: var(--color-primary);
      background-color: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: 50%;
      width: 1.25rem;
      height: 1.25rem;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .active-step .step-icon-box {
      background-color: var(--color-primary);
      border-color: var(--color-primary);
      color: var(--color-white);
      transform: scale(1.05);
      box-shadow: 0 10px 30px -8px rgba(0, 160, 227, 0.5);
    }

    .step-title {
      margin-top: 1.25rem;
      font-size: 1rem;
      font-weight: 600;
    }

    .step-desc {
      margin-top: 0.5rem;
      font-size: 0.8rem;
      color: var(--color-text-light);
      line-height: 1.4;
      max-width: 180px;
    }

    /* Gráfico de señal en vivo */
    .signal-preview-card {
      background-color: var(--color-bg-light);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 1.5rem 2rem;
    }

    .signal-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1rem;
    }

    .signal-tag {
      color: var(--color-primary-dark);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.2em;
      text-transform: uppercase;
    }

    .streaming-indicator {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.75rem;
      color: var(--color-text-light);
    }

    .pulse-dot {
      width: 0.5rem;
      height: 0.5rem;
      border-radius: 50%;
      background-color: var(--color-primary);
      animation: pulse-glow 2s infinite;
    }

    @keyframes pulse-glow {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.85); }
    }

    .signal-svg {
      width: 100%;
      height: 6rem;
    }

    /* APPLICATIONS */
    .section-applications {
      padding-top: 6rem;
      padding-bottom: 6rem;
    }

    .section-header-flex {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 1.5rem;
      margin-bottom: 3.5rem;
    }

    @media (min-width: 768px) {
      .section-header-flex {
        flex-direction: row;
        align-items: flex-end;
      }
    }

    .section-lead-inline {
      color: var(--color-text-muted);
      font-size: 1rem;
      font-weight: 300;
      max-width: 24rem;
    }

    .app-cards-grid {
      display: grid;
      gap: 1.5rem;
      grid-template-columns: 1fr;
    }

    @media (min-width: 640px) {
      .app-cards-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (min-width: 1024px) {
      .app-cards-grid { grid-template-columns: repeat(4, 1fr); }
    }

    .app-card {
      position: relative;
      background-color: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: all var(--transition-normal);
    }

    .app-card:hover {
      border-color: var(--color-primary);
      transform: translateY(-4px);
      box-shadow: 0 20px 50px -20px rgba(0, 96, 147, 0.3);
    }

    .app-card-img-wrap {
      position: relative;
      height: 13rem;
      overflow: hidden;
    }

    .app-card-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .app-card:hover .app-card-img {
      filter: grayscale(0%) brightness(1) contrast(1);
      transform: scale(1.05);
    }

    .app-card-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, var(--color-white), rgba(255, 255, 255, 0.1), transparent);
    }

    .app-card-arrow {
      position: absolute;
      top: 0.75rem;
      right: 0.75rem;
      width: 2.25rem;
      height: 2.25rem;
      border-radius: 50%;
      background-color: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(8px);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-primary);
      opacity: 0;
      transition: opacity var(--transition-fast);
    }

    .app-card:hover .app-card-arrow {
      opacity: 1;
    }

    .app-card-body {
      padding: 1.5rem;
    }

    .app-card-title {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--color-text-main);
      transition: color var(--transition-fast);
    }

    .app-card:hover .app-card-title {
      color: var(--color-primary);
    }

    .app-card-desc {
      margin-top: 0.5rem;
      font-size: 0.875rem;
      color: var(--color-text-muted);
      font-weight: 300;
      line-height: 1.5;
    }

    /* TEAM */
    .section-team {
      position: relative;
      padding-top: 6rem;
      padding-bottom: 6rem;
      overflow: hidden;
    }

    .team-container {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    .team-visual{
      display: none;
    }

    .team-title-grid{
      display: grid;
      margin-bottom: 0px;
      align-items: center;
      grid-template-columns: 1fr;
      gap: 0px;
    }
    @media (min-width: 768px) {
      .team-title-grid{
        display: grid;
        margin-bottom: 3.5rem;
        align-items: center;
        grid-template-columns: 1fr 400px;
        gap: 4rem;
      }
      .team-visual{
        display: block;
      }
    }

    /* Tarjeta del CEO destacada con foto grande */
    .ceo-row {
      display: flex;
      justify-content: center;
    }

    .ceo-card-horizontal {
      width: 100%;
      max-width: 820px;
      background-color: var(--color-white);
      border: 1px solid rgba(0, 160, 227, 0.35);
      background: linear-gradient(135deg, var(--color-white) 0%, rgba(0, 160, 227, 0.03) 100%);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all var(--transition-normal);
      box-shadow: 0 10px 30px -10px rgba(0, 96, 147, 0.1);
    }

    @media (min-width: 768px) {
      .ceo-card-horizontal {
        flex-direction: row;
      }
    }

    .ceo-card-horizontal:hover {
      border-color: var(--color-primary);
      transform: translateY(-4px);
      box-shadow: 0 20px 45px -15px rgba(0, 96, 147, 0.22);
    }

    .ceo-photo-wrap {
      position: relative;
      width: 100%;
      height: 280px;
      overflow: hidden;
      background-color: var(--color-bg-light);
      flex-shrink: 0;
    }

    @media (min-width: 768px) {
      .ceo-photo-wrap {
        width: 320px;
        height: auto;
      }
    }

    .ceo-photo-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: grayscale(85%) brightness(0.95) contrast(1.05);
      transition: filter 0.4s ease, transform 0.5s ease;
    }

    .ceo-card-horizontal:hover .ceo-photo-wrap img {
      filter: grayscale(0%) brightness(1) contrast(1);
      transform: scale(1.05);
    }

    .ceo-content-wrap {
      padding: 2.25rem 2.5rem;
      display: flex;
      flex-direction: column;
      justify-content: center;
      flex-grow: 1;
    }

    /* Grid inferior para los demás miembros */
    .team-grid {
      display: grid;
      gap: 1.5rem;
      grid-template-columns: 1fr;
    }

    @media (min-width: 640px) {
      .team-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (min-width: 1024px) {
      .team-grid { grid-template-columns: repeat(4, 1fr); }
    }

    /* Tarjeta vertical con foto protagonista */
    .team-card-vertical {
      background-color: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all var(--transition-normal);
    }

    .team-card-vertical:hover {
      border-color: var(--color-primary);
      transform: translateY(-4px);
      box-shadow: 0 18px 40px -15px rgba(0, 96, 147, 0.2);
    }

    /* Contenedor de la foto de cada miembro */
    .member-photo-wrap {
      position: relative;
      /*width: 100%;*/
      /*height: 240px;*/ /* Gran espacio para la foto */
      height: 13rem;
      overflow: hidden;
      background-color: var(--color-bg-light);
    }

    .member-photo-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: grayscale(85%) brightness(0.95) contrast(1.05);
      transition: filter 0.4s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .team-card-vertical:hover .member-photo-wrap img {
      filter: grayscale(0%) brightness(1) contrast(1);
      transform: scale(1.06);
    }

    /* Degradado sutil en la parte inferior de la imagen para fundirse limpiamente */
    .member-photo-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(0, 0, 0, 0.25) 0%, transparent 40%);
      pointer-events: none;
    }

    /* Contenido textual de la tarjeta */
    .member-card-body {
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }

    .member-header-info {
      margin-bottom: 1rem;
    }

    .member-name {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--color-text-main);
      line-height: 1.25;
    }

    .member-role {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--color-primary);
      margin-top: 0.25rem;
    }

    .member-details {
      border-top: 1px solid var(--color-border);
      padding-top: 0.875rem;
      display: flex;
      flex-direction: column;
      gap: 0.45rem;
    }

    .detail-item {
      display: flex;
      align-items: flex-start;
      gap: 0.5rem;
      font-size: 0.825rem;
      color: var(--color-text-muted);
      font-weight: 300;
      line-height: 1.4;
    }

    .detail-item svg {
      color: var(--color-primary);
      flex-shrink: 0;
      margin-top: 0.15rem;
    }

    /* CONTACT */
    .section-contact {
      position: relative;
      padding-top: 6rem;
      padding-bottom: 2rem;
      overflow: hidden;
    }

    .contact-grid {
      display: grid;
      gap: 3.5rem;
      position: relative;
      z-index: 1;
    }

    @media (min-width: 1024px) {
      .contact-grid {
        grid-template-columns: 1fr 1.1fr;
      }
    }

    .contact-direct-list {
      margin-top: 2.5rem;
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }

    .direct-item {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .direct-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 2.75rem;
      height: 2.75rem;
      border-radius: var(--radius-md);
      background-color: rgba(0, 160, 227, 0.1);
      color: var(--color-primary);
      transition: all var(--transition-fast);
    }

    .direct-item:hover .direct-icon {
      background-color: var(--color-primary);
      color: var(--color-white);
    }

    .direct-text {
      color: var(--color-text-main);
      font-weight: 500;
    }

    /* FORMULARIO */
    .contact-form {
      background-color: var(--color-bg-light);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 2rem;
    }

    @media (min-width: 768px) {
      .contact-form { padding: 2.25rem; }
    }

    .form-row-2 {
      display: grid;
      gap: 1.25rem;
    }

    @media (min-width: 640px) {
      .form-row-2 { grid-template-columns: 1fr 1fr; }
    }

    .form-label {
      display: block;
      color: var(--color-text-muted);
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 0.5rem;
    }

    .form-control {
      width: 100%;
      background-color: var(--color-white);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 0.75rem 1rem;
      font-family: inherit;
      font-size: 0.95rem;
      color: var(--color-text-main);
      outline: none;
      transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    }

    .form-control:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(0, 160, 227, 0.15);
    }

    .form-control::placeholder {
      color: rgba(33, 37, 41, 0.3);
    }

    textarea.form-control {
      resize: vertical;
    }

    .mt-4 { margin-top: 1rem; }
    .mt-6 { margin-top: 1.5rem; }
    .font-light { font-weight: 300; }

    /* FOOTER */
    .site-footer {
      border-top: 1px solid var(--color-border);
      margin-top: 6rem;
    }

    .footer-container {
      padding-top: 2.5rem;
      padding-bottom: 2.5rem;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .footer-container {
        flex-direction: row;
      }
    }

    .footer-nav {
      display: flex;
      flex-wrap: wrap;
      gap: 1.75rem;
    }

    .footer-nav a {
      font-size: 0.875rem;
      color: var(--color-text-light);
      transition: color var(--transition-fast);
    }

    .footer-nav a:hover {
      color: var(--color-primary);
    }

    .footer-copy {
      font-size: 0.75rem;
      color: rgba(33, 37, 41, 0.4);
      font-weight: 300;
    }