/* =============================================
   MAREA ROJA — Base & Utilidades
   ============================================= */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400;1,700&family=DM+Sans:wght@300;400;500;600;700&display=swap');
@import 'variables.css';

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  background: var(--fondo);
  color: var(--texto);
  line-height: 1.65;
  overflow-x: hidden;
}

/* Olas decorativas SVG — patrón de fondo sutil */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='20' viewBox='0 0 100 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 10 Q25 0 50 10 Q75 20 100 10 L100 20 L0 20Z' fill='%231A8FC0' fill-opacity='0.018'/%3E%3C/svg%3E");
  background-size: 100px 20px;
  pointer-events: none;
  z-index: 0;
}

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

/* --- Contenedor --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gap-md);
}

/* --- Etiquetas de sección --- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--turquesa);
  margin-bottom: var(--gap-xs);
}



.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.18;
  color: var(--azul-profundo);
}

.section-title .accent { color: var(--rojo); font-style: italic; }
.section-title .wave  { color: var(--turquesa); }

/* --- Botones --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--rojo);
  color: var(--blanco);
  box-shadow: 0 4px 16px rgba(200,16,46,0.3);
}
.btn-primary:hover {
  background: var(--rojo-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-rojo);
}

.btn-mar {
  background: var(--grad-mar);
  color: var(--blanco);
  box-shadow: 0 4px 16px rgba(10,92,138,0.3);
}
.btn-mar:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline {
  background: transparent;
  color: var(--blanco);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-outline:hover {
  background: var(--blanco);
  color: var(--azul-profundo);
  border-color: var(--blanco);
}

.btn-outline-mar {
  background: transparent;
  color: var(--azul-mar);
  border: 2px solid var(--azul-mar);
}
.btn-outline-mar:hover {
  background: var(--azul-mar);
  color: var(--blanco);
}

/* --- Reveal scroll --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--arena); }
::-webkit-scrollbar-thumb { background: var(--turquesa); border-radius: 99px; }

/* --- Ola divisora SVG inline --- */
.wave-divider {
  width: 100%;
  overflow: hidden;
  line-height: 0;
  display: block;
}
.wave-divider svg { display: block; width: 100%; }