body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    background-color: #f8fafc; /* slate-50 */
    background-image:
        radial-gradient(at 0% 0%, rgba(195, 143, 41, 0.06) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(201, 62, 35, 0.06) 0px, transparent 50%);
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark mode: fundo escuro com brilho sutil da marca nos cantos. */
.dark body {
    background-color: #0b1120; /* slate-950 aproximado */
    background-image:
        radial-gradient(at 0% 0%, rgba(195, 143, 41, 0.10) 0px, transparent 45%),
        radial-gradient(at 100% 0%, rgba(201, 62, 35, 0.10) 0px, transparent 45%);
}

/* Texto tematico: as classes text-ink/text-ink-soft trocam de cor no dark. */
.dark .text-ink {
    color: #f1f5f9; /* slate-100 */
}
.dark .text-ink-soft {
    color: #94a3b8; /* slate-400 */
}

/* Blobs animados no fundo, nas cores da marca. */
.background-blobs {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.5;
    animation: blob 8s infinite;
}

.blob-1 {
    top: -12%;
    left: -8%;
    width: 520px;
    height: 520px;
    background-color: #f5d9a8; /* ouro claro */
}

.blob-2 {
    top: 18%;
    right: -10%;
    width: 440px;
    height: 440px;
    background-color: #f3c1b3; /* vermelho claro */
    animation-delay: 2.5s;
}

/* No dark, os blobs viram brilho da marca com opacidade baixa. */
.dark .blob { opacity: 0.22; }
.dark .blob-1 { background-color: #c38f29; }
.dark .blob-2 { background-color: #c93e23; }

@keyframes blob {
    0%   { transform: translate(0px, 0px) scale(1); }
    33%  { transform: translate(30px, -50px) scale(1.1); }
    66%  { transform: translate(-20px, 20px) scale(0.9); }
    100% { transform: translate(0px, 0px) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .blob { animation: none; }
}

/* Scroll reveal como enriquecimento progressivo.
   O conteudo so fica escondido quando o JS marca .js-anim no html.
   Sem JS (ou se o observer falhar), o conteudo aparece normalmente. */
.js-anim [data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.js-anim [data-reveal].is-visible {
    opacity: 1;
    transform: none;
}
@media (prefers-reduced-motion: reduce) {
    .js-anim [data-reveal] { opacity: 1; transform: none; transition: none; }
}