/* =============================================
   SYNAPXXIS - styles.css
   Paleta: Aqua #00E6D0 | Morado #6A0DAD
          Blanco #FFFFFF | Gris claro #F8F9FA
          Gris oscuro #495057
============================================= */

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: 1rem;
  color: #495057;
  background: #ffffff;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* === ANIMACIONES GLOBALES === */

@keyframes shimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

@keyframes sway {
  0%, 100% { transform: rotate(-2deg); }
  50%       { transform: rotate(2deg); }
}

@keyframes pulse-shadow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
  50%       { box-shadow: 0 0 0 14px rgba(37,211,102,0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* === UTILIDADES === */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

.gradient-text {
  display: inline-block;
  background: linear-gradient(90deg, #6A0DAD 0%, #4a1d8a 20%, #1a5c8a 50%, #00a89d 75%, #00E6D0 100%);
  background-size: 100% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding-right: 6px;
}

.text-center-block {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 2rem;
}

.btn-center {
  text-align: center;
  margin-top: 2.5rem;
}

/* === BOTONES === */
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, #00E6D0, #00b8a4);
  color: #ffffff;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  padding: 15px 40px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,230,208,.4);
}

.btn-secondary {
  display: inline-block;
  border: 2px solid #00E6D0;
  color: #00E6D0;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  padding: 13px 38px;
  border-radius: 50px;
  background: transparent;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
}
.btn-secondary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,230,208,.25);
  background: rgba(0,230,208,.05);
}

.btn-full { width: 100%; }

/* === TIPOGRAFÍA === */
.section-title {
  font-weight: 700;
  font-size: 2.8rem;
  text-align: center;
  margin-bottom: 1rem;
  display: block;
}

.section-subtitle {
  font-weight: 600;
  font-size: 1.25rem;
  color: #6A0DAD;
  text-align: center;
  max-width: 760px;
  margin: 0 auto 2rem;
}

.subsection-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: #00E6D0;
  text-align: center;
  margin-bottom: 0.75rem;
}

.subsection-subtitle {
  font-weight: 600;
  font-size: 1.15rem;
  color: #6A0DAD;
  text-align: center;
  margin-bottom: 1.5rem;
}

.body-text {
  font-weight: 400;
  font-size: 1rem;
  color: #495057;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

/* =============================================
   OPCIÓN E — NÚMERO DE FONDO + ÍCONO TEMÁTICO
============================================= */

/* Número gigante tenue de fondo */
.nivel-bg-num {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 22rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px rgba(106, 13, 173, 0.06);
  text-stroke: 2px rgba(106, 13, 173, 0.06);
  user-select: none;
  pointer-events: none;
  z-index: 0;
  white-space: nowrap;
}

/* Ícono SVG temático sobre el título */
.nivel-icon-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.nivel-icon {
  width: 72px;
  height: 72px;
  filter: drop-shadow(0 4px 12px rgba(106,13,173,0.12));
}

/* === REVEAL ON SCROLL === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   NAVBAR
============================================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  padding: 1.25rem 0;
  background: transparent;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.navbar.scrolled {
  background: #ffffff;
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
  padding: 0.75rem 0;
}

.nav-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo { display: flex; align-items: center; }
.logo-img { height: 100px; width: auto; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: #495057;
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00E6D0;
  opacity: 0;
  transition: opacity 0.3s;
}
.nav-link:hover,
.nav-link.active-link { color: #00E6D0; }
.nav-link.active-link::after { opacity: 1; }

.btn-miespacio {
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 24px;
  border-radius: 50px;
  background: linear-gradient(135deg, #6A0DAD, #00E6D0);
  color: #ffffff;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-miespacio:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(106,13,173,.3);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: #495057;
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
============================================= */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  background-color: #ffffff;
  background-image: url('../img/hero-1920x1080.jpg');
  background-size: cover;
  background-position: center;
  padding: 10rem 1.5rem 6rem;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.55) 0%, rgba(240,253,250,0.35) 100%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  text-align: center;
}

.hero-title {
  font-weight: 800;
  font-size: 4rem;
  line-height: 1.15;
  margin-bottom: 1.75rem;
  background: linear-gradient(90deg, #6A0DAD, #00E6D0, #ffffff, #6A0DAD);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s linear infinite;
}

.hero-bosque {
  font-weight: 600;
  font-size: 1.25rem;
  color: #6A0DAD;
  margin-bottom: 2rem;
  -webkit-text-fill-color: #6A0DAD;
}

.hero-subtitle {
  font-weight: 500;
  font-size: 1.15rem;
  color: #495057;
  max-width: 750px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* =============================================
   SECCIONES GENÉRICAS
============================================= */
.section {
  position: relative;
  padding: 5rem 1.5rem;
  overflow: hidden;
}

/* Fondos por sección */
.porque-section     { background: linear-gradient(135deg, rgba(240,253,250,0.6) 0%, rgba(237,233,254,0.4) 50%, rgba(240,253,250,0.6) 100%); }
.guardian-section   { background: #F8F9FA; }
.ecosistema-section { background: #ffffff; }
.semillas-section   { background: linear-gradient(180deg, #ffffff 0%, #F0FDFA 100%); }
.danza-section      { background: #F8F9FA; }
.raices-section     { background: #ffffff; }
.tronco-section     { background: linear-gradient(180deg, #ffffff 0%, #F0FDFA 100%); }
.bosque-section     { background: rgba(240,253,250,0.35); }
.leadmagnet-section { background: linear-gradient(180deg, #ffffff 0%, #F0FDFA 100%); }
.contacto-section   { background: #F8F9FA; }
.miespacio-section  { background: rgba(240,253,250,0.35); }

/* =============================================
   POR QUÉ SYNAPXXIS
============================================= */
.porque-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: start;
  margin-top: 2.5rem;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.porque-bloque {
  padding: 2rem 2.5rem;
}

.porque-bloque-titulo {
  font-weight: 700;
  font-size: 1.15rem;
  color: #6A0DAD;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.porque-divisor {
  width: 2px;
  background: linear-gradient(180deg, transparent, #00E6D0, #6A0DAD, transparent);
  align-self: stretch;
  min-height: 200px;
  margin-top: 2rem;
}

/* =============================================
   ECOSISTEMA - LISTA
============================================= */
.ecosistema-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin: 0 auto 1rem;
  max-width: 400px;
}

.ecosistema-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 1.1rem;
  color: #495057;
}

.check-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

/* =============================================
   TARJETAS
============================================= */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.card {
  background: #ffffff;
  border-radius: 25px;
  box-shadow: 0 8px 25px rgba(0,0,0,.07);
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 45px rgba(0,0,0,.12);
  border-color: #00E6D0;
}

.card-link {
  display: block;
  color: inherit;
}
.card-link:hover .card-title { color: #6A0DAD; }

.card-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.25rem;
}
.card-icon svg { width: 100%; height: 100%; }

.card-title {
  font-weight: 600;
  font-size: 1rem;
  color: #495057;
  text-align: center;
  margin-bottom: 0.5rem;
  transition: color 0.3s;
}

.card-text {
  font-weight: 400;
  font-size: 0.9rem;
  color: #6A0DAD;
  text-align: center;
  line-height: 1.5;
}

/* === Imagen en tarjeta de semillas === */
.card-img {
  width: 100%;
  height: 160px;
  position: relative;
  overflow: hidden;
  border-radius: 18px 18px 0 0;
  margin: -2rem -2rem 1.25rem -2rem;
  width: calc(100% + 4rem);
  background: linear-gradient(135deg, #1a0533, #2d0a54);
  flex-shrink: 0;
}

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

.card:hover .card-img img {
  transform: scale(1.06);
}

.card-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(26,5,51,0.5) 100%);
  z-index: 1;
}

/* === Contacto cards === */
.contacto-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 640px;
  margin: 0 auto;
}

.contacto-card {
  text-align: center;
}

.contacto-link {
  font-weight: 500;
  color: #00E6D0;
  transition: color 0.3s;
}
.contacto-link:hover { color: #6A0DAD; }

.contacto-text {
  font-weight: 500;
  color: #495057;
}

/* =============================================
   FRASE MÁGICA - LA DANZA
============================================= */
.frase-magica {
  background: linear-gradient(135deg, rgba(0,230,208,.05), rgba(106,13,173,.05));
  border-radius: 20px;
  padding: 2rem 3rem;
  max-width: 700px;
  margin: 2rem auto 0;
  border: 1px solid rgba(0,230,208,.2);
}
.frase-magica p {
  font-weight: 400;
  font-style: italic;
  font-size: 1.05rem;
  color: #6c757d;
  text-align: center;
  line-height: 1.7;
}

/* =============================================
   LEAD MAGNET - FORMULARIO
============================================= */
.form-wrapper {
  max-width: 560px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 25px;
  box-shadow: 0 8px 40px rgba(0,0,0,.08);
  padding: 2.5rem;
}

.lead-form, .login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-weight: 600;
  font-size: 0.9rem;
  color: #6A0DAD;
}

.form-group input {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  padding: 0.8rem 1.1rem;
  border: 2px solid #e9ecef;
  border-radius: 12px;
  outline: none;
  transition: border-color 0.3s;
  color: #495057;
}
.form-group input:focus { border-color: #00E6D0; }
.form-group input.input-error { border-color: #e74c3c; }

.optional {
  font-weight: 400;
  font-size: 0.8rem;
  color: #adb5bd;
}

.form-error {
  font-size: 0.8rem;
  color: #e74c3c;
  min-height: 1rem;
}

.form-error-msg {
  background: #fff5f5;
  border: 1px solid #ffcccc;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: #e74c3c;
}

.form-success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: #16a34a;
  font-weight: 500;
}

.form-note {
  font-size: 0.8rem;
  color: #adb5bd;
  text-align: center;
  font-weight: 500;
}

/* =============================================
   MI ESPACIO - LOGIN
============================================= */
.miespacio-title-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.lock-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.login-card {
  max-width: 480px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 25px;
  box-shadow: 0 8px 40px rgba(0,0,0,.08);
  padding: 2.5rem;
}

.btn-login {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 40px;
  border-radius: 50px;
  background: linear-gradient(135deg, #6A0DAD, #00E6D0);
  color: #ffffff;
  border: none;
  cursor: pointer;
  width: 100%;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(106,13,173,.3);
}

.login-forgot {
  text-align: center;
  font-size: 0.85rem;
  color: #6A0DAD;
}
.login-forgot a {
  color: #6A0DAD;
  font-weight: 500;
  transition: color 0.3s;
}
.login-forgot a:hover { color: #00E6D0; }

.welcome-panel {
  text-align: center;
  max-width: 480px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 25px;
  box-shadow: 0 8px 40px rgba(0,0,0,.08);
  padding: 2.5rem;
}

.welcome-msg {
  font-weight: 700;
  font-size: 1.4rem;
  color: #6A0DAD;
  margin-bottom: 1.5rem;
}

.btn-logout {
  display: inline-block;
}

/* =============================================
   FOOTER
============================================= */
.footer {
  background: linear-gradient(135deg, #1a0533 0%, #2d0a54 100%);
  color: rgba(255,255,255,0.85);
  padding: 4rem 1.5rem 2rem;
}

.footer-container {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-logo {
  height: 48px;
  width: auto;
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
}

.footer-frase {
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(255,255,255,.7);
  margin-bottom: 0.75rem;
}

.footer-contacto {
  font-size: 0.85rem;
  color: #00E6D0;
  font-weight: 500;
}

.footer-nav-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav-list li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,.65);
  transition: color 0.3s;
}
.footer-nav-list li a:hover { color: #00E6D0; }

/* Social icons */
.social-icons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  transition: all 0.3s;
}
.social-icon svg { width: 24px; height: 24px; }
.social-icon:hover {
  background: #00E6D0;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,230,208,.3);
}

.footer-legal {
  max-width: 1140px;
  margin: 0 auto;
  padding-top: 1.5rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 0.85rem;
  color: rgba(255,255,255,.55);
  transition: color 0.3s;
}
.footer-legal a:hover { color: #00E6D0; }

.footer-legal-sep {
  color: rgba(255,255,255,.25);
  font-size: 0.85rem;
}

.footer-bottom {
  max-width: 1140px;
  margin: 0 auto;
  padding-top: 1rem;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,.45);
}

/* =============================================
   SCROLL TOP FAB
============================================= */
.scroll-top-fab {
  position: fixed;
  bottom: 6.5rem;
  right: 2.1rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
  z-index: 998;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}
.scroll-top-fab.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top-fab:hover {
  transform: translateY(-3px) scale(1.12);
}
.scroll-top-fab svg {
  width: 42px;
  height: 42px;
  display: block;
}

/* =============================================
   WHATSAPP FAB
============================================= */
.whatsapp-fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  animation: pulse-shadow 2s infinite;
  transition: transform 0.3s;
}
.whatsapp-fab:hover {
  transform: scale(1.1) rotate(10deg);
  animation: none;
  box-shadow: 0 8px 30px rgba(37,211,102,.5);
}
.whatsapp-fab svg { width: 62px; height: 62px; }

/* =============================================
   RESPONSIVE
============================================= */

/* Tableta */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }

  .footer-container { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

/* Mobile */
@media (max-width: 768px) {

  /* Navbar mobile */
  .hamburger { display: flex; }

  .nav-menu {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100vh;
    background: #ffffff;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 999;
    animation: fadeInUp 0.3s ease;
  }
  .nav-menu.open { display: flex; }

  .nav-link { font-size: 1.2rem; }
  .btn-miespacio { font-size: 1rem; padding: 12px 30px; }

  /* Hero mobile */
  .hero-section {
    background-image: url('../img/hero-mobile-1080x1350.jpg');
    align-items: flex-start;
    padding: 7rem 1.25rem 4rem;
  }
  .hero-title { font-size: 2.5rem; margin-bottom: 1.25rem; }
  .hero-bosque { margin-bottom: 1.25rem; }
  .hero-subtitle { font-size: 1rem; margin-bottom: 2rem; }

  /* Secciones */
  .section { padding: 3.5rem 1.25rem; }

  .section-title { font-size: 2.1rem; }
  .subsection-title { font-size: 1.9rem; }
  .section-subtitle { font-size: 1.05rem; }

  /* Cards 1 columna */
  .cards-grid { grid-template-columns: 1fr; }
  .contacto-cards { grid-template-columns: 1fr; max-width: 360px; }

  /* Por qué Synapxxis mobile */
  .porque-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .porque-divisor {
    width: 80%;
    height: 2px;
    min-height: unset;
    background: linear-gradient(90deg, transparent, #00E6D0, #6A0DAD, transparent);
    margin: 0 auto;
  }
  .porque-bloque { padding: 1.5rem 1rem; text-align: center; }

  /* Footer */
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Frase mágica */
  .frase-magica { padding: 1.5rem; }
  .frase-magica p { font-size: 1.1rem; }
}

@media (max-width: 480px) {
  .hero-section {
    background-image: url('../img/hero-mobile-full-screen_1080x1920.jpg');
  }
  .hero-title { font-size: 2rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
}