/* ==========================================================================
   Otávio Augusto Advogados — estilos complementares ao Tailwind
   ========================================================================== */

:root {
    --areia: #b69b7c;
    --marinho: #00223d;
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { animation: none !important; transition: none !important; }
}

body { overflow-x: hidden; }

/* ---- Cabeçalho ---- */
[data-header] {
    color: #f9f5f2;
}
[data-header].is-scrolled {
    background: rgba(249, 245, 242, 0.92);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    color: #00223d;
    box-shadow: 0 1px 0 rgba(0, 34, 61, 0.08), 0 12px 30px -20px rgba(0, 34, 61, 0.35);
}

/* O logo original é claro (dourado/cinza), feito para fundo escuro.
   No topo (fundo marinho) fica branco; ao rolar (fundo claro) recebe
   tom marinho da marca para manter contraste e legibilidade. */
.logo-invert { filter: brightness(0) invert(1); opacity: .95; }
[data-header].is-scrolled .logo-invert {
    filter: brightness(0) saturate(100%) invert(9%) sepia(38%) saturate(2000%) hue-rotate(178deg) brightness(95%) contrast(101%);
    opacity: 1;
}

/* Links de navegação com sublinhado animado */
.navlink {
    position: relative;
    padding-bottom: 2px;
    color: inherit;
}
.navlink::after {
    content: "";
    position: absolute;
    left: 0; bottom: -2px;
    width: 100%; height: 1px;
    background: var(--areia);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform .35s ease;
}
.navlink:hover::after { transform: scaleX(1); transform-origin: left; }

.mobilelink { position: relative; }
.mobilelink::after {
    content: ""; position: absolute; left: 50%; bottom: -6px;
    width: 0; height: 1px; background: var(--areia);
    transition: all .3s ease; transform: translateX(-50%);
}
.mobilelink:hover::after { width: 40px; }

/* Botão hambúrguer -> X */
[data-menu-btn].is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
[data-menu-btn].is-open span:nth-child(2) { opacity: 0; }
[data-menu-btn].is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

[data-menu].is-open { transform: translateX(0); }

/* ---- Tipografia auxiliar ---- */
.eyebrow {
    font-family: 'Jost', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.28em;
    font-size: 0.75rem;
    color: var(--areia);
    font-weight: 500;
}

/* Ornamento: linha com losango */
.ornament {
    display: inline-flex; align-items: center; gap: .75rem;
    color: var(--areia);
}
.ornament::before, .ornament::after {
    content: ""; height: 1px; width: 2.5rem; background: currentColor; opacity: .5;
}

/* ---- Animações de entrada (revelar ao rolar) ---- */
/* Só esconde quando há JS: garante conteúdo visível sem JS (SEO/acessibilidade) */
.js .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .8s cubic-bezier(.22,1,.36,1), transform .8s cubic-bezier(.22,1,.36,1);
    will-change: opacity, transform;
}
.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal[data-delay="3"] { transition-delay: .36s; }

/* ---- Cartões ---- */
.card {
    background: #fff;
    border: 1px solid rgba(0,34,61,.07);
    transition: transform .4s ease, box-shadow .4s ease, border-color .4s ease;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 30px 60px -30px rgba(0,34,61,.30);
    border-color: rgba(182,155,124,.4);
}

/* Numeração decorativa dos diferenciais */
.card-num {
    font-family: 'Cormorant Garamond', serif;
    font-size: 3.5rem;
    line-height: 1;
    color: rgba(182,155,124,.25);
    font-weight: 600;
}

/* Textura sutil no hero */
.hero-grid {
    background-image:
        linear-gradient(rgba(182,155,124,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(182,155,124,.05) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* Gradiente de sobreposição na foto do hero */
.photo-frame::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0,34,61,.35) 100%);
    pointer-events: none;
}

/* Formulário */
.field {
    width: 100%;
    background: #fff;
    border: 1px solid rgba(0,34,61,.14);
    border-radius: .6rem;
    padding: .85rem 1rem;
    font-family: 'Jost', sans-serif;
    color: #161616;
    transition: border-color .25s, box-shadow .25s;
}
.field:focus {
    outline: none;
    border-color: var(--areia);
    box-shadow: 0 0 0 3px rgba(182,155,124,.18);
}
.field::placeholder { color: #9b958f; }

label.lbl {
    display: block;
    font-size: .82rem;
    letter-spacing: .04em;
    margin-bottom: .4rem;
    color: var(--marinho);
    font-weight: 500;
}

/* Botão voltar ao topo visível */
[data-top].is-visible { opacity: 1; pointer-events: auto; }

/* Divisor decorativo entre seções */
.section-rule {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(182,155,124,.5), transparent);
}