/* =========================================================
   Descomplica Noivos — Design System
   Paleta extraída do site oficial (descomplicanoivos.vercel.app)
   ========================================================= */

:root {
    --color-accent: #7bb3cd;
    --color-accent-dark: #3d6b80;
    --color-accent-soft: #e9d8d2;
    --color-bg: #faf5f0;
    --color-bg-alt: #f2e7e1;
    --color-gold: #b9944c;
    --color-ink: #221d18;
    --color-ink-soft: #5b5349;
    --color-line: #e1d0ca;
    --color-white: #fff;

    --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-serif: "Fraunces", Georgia, serif;

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --shadow-sm: 0 1px 2px rgba(34, 29, 24, 0.06), 0 1px 1px rgba(34, 29, 24, 0.04);
    --shadow-md: 0 8px 24px rgba(34, 29, 24, 0.08);
    --shadow-lg: 0 20px 48px rgba(61, 107, 128, 0.16);

    --container-width: 1160px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: hidden; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, picture, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, textarea, select { font: inherit; }

a, button, .card, .price-card, .testimonial, .faq-item, .btn {
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

:focus-visible {
    outline: 2px solid var(--color-accent-dark);
    outline-offset: 3px;
    border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

body {
    background: var(--color-bg);
    color: var(--color-ink);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-ink);
    line-height: 1.2;
    font-weight: 600;
}

h1 { font-size: clamp(2rem, 1.4rem + 2.4vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); }
h3 { font-size: clamp(1.15rem, 1rem + 0.6vw, 1.4rem); }

p { color: var(--color-ink-soft); }

.container {
    width: 100%;
    max-width: var(--container-width);
    margin-inline: auto;
    padding-inline: 24px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-accent-dark);
    color: var(--color-white);
    padding: 12px 20px;
    z-index: 1000;
    border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

section { padding: clamp(48px, 6vw, 96px) 0; }

/* Evita que o cabeçalho fixo sobreponha as seções ao navegar por âncora */
#funcionalidades, #como-funciona, #duvidas {
    scroll-margin-top: 110px;
}

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent-dark);
    background: var(--color-accent-soft);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 16px;
}
.eyebrow--icon { display: inline-flex; align-items: center; gap: 6px; }
.eyebrow--icon svg { width: 14px; height: 14px; }

.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { margin-top: 14px; font-size: 1.05rem; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}
.btn--primary {
    background: var(--color-accent-dark);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn:active { transform: translateY(0) scale(0.97); }
.btn--secondary {
    background: transparent;
    color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
}
.btn--secondary:hover { background: var(--color-accent-dark); color: var(--color-white); }
.btn--gold {
    background: var(--color-gold);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn--sm { padding: 10px 20px; font-size: 0.875rem; }
.btn--block { width: 100%; }

/* ---------- Header / Nav ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250, 245, 240, 0.9);
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--color-line);
    transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 8px;
    gap: 16px;
}
.brand__logo { height: 90px; width: auto; }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    padding: 8px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-ink);
    border-radius: 2px;
    transition: transform 0.2s ease, opacity 0.2s ease, background-color 0.25s ease;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: 0;
}
.site-nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 28px;
}
.site-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.site-nav a:not(.btn) {
    font-weight: 500;
    font-size: 0.92rem;
    color: var(--color-ink-soft);
    position: relative;
    padding-block: 4px;
    white-space: nowrap;
}
.site-nav a:not(.btn):hover,
.site-nav a:not(.btn).is-active {
    color: var(--color-accent-dark);
}
.site-nav a:not(.btn).is-active::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding-top: clamp(56px, 8vw, 110px);
    padding-bottom: clamp(56px, 8vw, 96px);
    overflow: hidden;
    background-image:
        linear-gradient(90deg, rgba(20, 17, 14, 0.82) 0%, rgba(20, 17, 14, 0.6) 42%, rgba(20, 17, 14, 0.15) 75%),
        url("../img/hero-banner.webp");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.hero__grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 40px;
    align-items: center;
}
.hero h1 { margin-bottom: 20px; color: var(--color-white); }
.hero__lead { font-size: 1.15rem; max-width: 46ch; margin-bottom: 32px; color: rgba(255, 255, 255, 0.88); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 28px; }
.hero .btn--secondary { color: var(--color-white); border-color: rgba(255, 255, 255, 0.7); }
.hero .btn--secondary:hover { background: var(--color-white); color: var(--color-accent-dark); }
.hero__trust { display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 0.875rem; color: rgba(255, 255, 255, 0.85); }
.hero__trust li { display: flex; align-items: center; gap: 8px; }
.hero__trust li::before {
    content: "✓";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--color-accent);
    color: var(--color-white);
    font-size: 0.7rem;
    flex-shrink: 0;
}

.hero__visual {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: var(--radius-lg);
    padding: 14px;
    box-shadow: var(--shadow-lg);
    position: relative;
}
.hero__visual-title {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 4px 6px 18px;
}
.hero__visual-badge {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.26);
    padding: 8px 15px;
    border-radius: 999px;
    white-space: nowrap;
}
.hero__visual-plus {
    color: var(--color-gold);
    font-family: var(--font-serif);
    font-size: 1.1rem;
    line-height: 1;
    flex-shrink: 0;
}
.hero__mockup {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-md);
}

/* ---------- Cards / Grids ---------- */
.grid {
    display: grid;
    gap: 24px;
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
    background: var(--color-white);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    padding: 28px;
    height: 100%;
}
.card--soft { background: var(--color-bg-alt); border-color: transparent; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-accent); }

.card--link { display: flex; flex-direction: column; }
.card__cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding-top: 16px;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-accent-dark);
}
.card__cta span { transition: transform 0.18s ease; display: inline-block; }
.card--link:hover .card__cta span { transform: translateX(4px); }
.card__icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    margin-bottom: 18px;
}
.card__icon svg { width: 24px; height: 24px; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.95rem; }

/* ---------- Seção "O problema" (lista editorial, sem cartões) ---------- */
.problem__grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 64px;
    align-items: start;
}
.problem__intro { position: sticky; top: 110px; }
.problem__intro p { margin-top: 16px; font-size: 1.02rem; }
.problem__list { border-top: 1px solid var(--color-line); }
.problem-item {
    display: flex;
    gap: 22px;
    padding: 26px 0;
    border-bottom: 1px solid var(--color-line);
}
.problem-item__index {
    flex-shrink: 0;
    width: 36px;
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--color-gold);
    line-height: 1.3;
}
.problem-item__body h3 { font-size: 1.08rem; margin-bottom: 6px; }
.problem-item__body p { font-size: 0.92rem; margin: 0; }

/* ---------- Bg alt sections ---------- */
.section--alt { background: var(--color-bg-alt); }
.section--dark {
    background: var(--color-accent-dark);
    color: var(--color-white);
}
.section--dark h2, .section--dark h3 { color: var(--color-white); }
.section--dark p { color: rgba(255,255,255,0.82); }

/* ---------- Steps (Como funciona) ---------- */
.steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}
.step { text-align: left; }
.step__number {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: var(--color-accent-dark);
    color: var(--color-white);
    font-family: var(--font-serif);
    font-weight: 600;
    margin-bottom: 16px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 6px; }
.step p { font-size: 0.9rem; }

/* ---------- Testimonials ---------- */
.testimonial {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 26px;
    border: 1px solid var(--color-line);
}
.testimonial:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testimonial__stars { color: var(--color-gold); letter-spacing: 2px; margin-bottom: 12px; }
.testimonial p.quote { color: var(--color-ink); font-style: italic; margin-bottom: 18px; }
.testimonial__author { display: flex; align-items: center; gap: 12px; }
.testimonial__avatar {
    width: 42px; height: 42px;
    border-radius: 50%;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-serif); font-weight: 600;
    flex-shrink: 0;
}
.testimonial__author strong { display: block; font-size: 0.9rem; }
.testimonial__author span { font-size: 0.8rem; color: var(--color-ink-soft); }

/* ---------- Pricing ---------- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}
.price-card {
    background: var(--color-white);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    position: relative;
}
.price-card:hover { box-shadow: var(--shadow-md); }
.price-card--featured {
    border-color: var(--color-accent-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}
.price-card--featured:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.price-card__badge {
    position: absolute;
    top: -14px; left: 50%;
    transform: translateX(-50%);
    background: var(--color-gold);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 999px;
    white-space: nowrap;
}
.price-card__name { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-accent-dark); font-weight: 700; margin-bottom: 8px; }
.price-card__price { font-family: var(--font-serif); font-size: 1.7rem; color: var(--color-ink); margin-bottom: 4px; }
.price-card__price span { font-size: 0.95rem; font-family: var(--font-sans); color: var(--color-ink-soft); font-weight: 400; }
.price-card__desc { font-size: 0.875rem; margin-bottom: 24px; min-height: 40px; }
.price-card__features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; flex-grow: 1; }
.price-card__features li { display: flex; gap: 10px; font-size: 0.9rem; color: var(--color-ink); align-items: flex-start; }
.price-card__features li::before {
    content: "✓";
    flex-shrink: 0;
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.7rem;
    margin-top: 2px;
}

/* ---------- FAQ (lista editorial numerada, sem cartões) ---------- */
.faq-list {
    max-width: 760px;
    margin-inline: auto;
    border-top: 1px solid var(--color-line);
}
.faq-item {
    border-bottom: 1px solid var(--color-line);
}
.faq-item__question {
    width: 100%;
    display: flex;
    align-items: baseline;
    gap: 18px;
    padding: 22px 4px;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
}
.faq-item__index {
    flex-shrink: 0;
    width: 28px;
    font-family: var(--font-serif);
    font-size: 0.85rem;
    color: var(--color-gold);
    letter-spacing: 0.04em;
}
.faq-item__question-text {
    flex: 1;
    font-family: var(--font-serif);
    font-size: clamp(1.05rem, 1rem + 0.3vw, 1.2rem);
    font-weight: 500;
    color: var(--color-ink);
    line-height: 1.4;
    transition: color 0.18s ease;
}
.faq-item__question:hover .faq-item__question-text,
.faq-item.is-open .faq-item__question-text { color: var(--color-accent-dark); }
.faq-item__question .icon {
    flex-shrink: 0;
    align-self: center;
    font-family: var(--font-sans);
    font-size: 1.3rem;
    font-weight: 300;
    color: var(--color-gold);
    line-height: 1;
    transition: transform 0.25s ease;
}
.faq-item.is-open .faq-item__question .icon { transform: rotate(45deg); }
.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
}
.faq-item__answer p {
    padding: 0 4px 24px calc(28px + 18px);
    font-size: 0.95rem;
    max-width: 56ch;
}
.faq-item.is-open .faq-item__answer { max-height: 400px; }

/* ---------- CTA banner ---------- */
.cta-banner {
    background: linear-gradient(135deg, var(--color-accent-dark), #2c4f5f);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: clamp(32px, 5vw, 56px);
    text-align: center;
}
.cta-banner h2 { color: var(--color-white); }
.cta-banner p { color: rgba(255,255,255,0.85); max-width: 560px; margin: 14px auto 28px; }
.cta-banner__actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-banner .btn--secondary { color: var(--color-white); border-color: rgba(255,255,255,0.6); }
.cta-banner .btn--secondary:hover { background: var(--color-white); color: var(--color-accent-dark); }

/* ---------- Page hero (páginas internas) ---------- */
.page-hero {
    padding-top: clamp(48px, 6vw, 84px);
    padding-bottom: clamp(32px, 4vw, 56px);
    text-align: center;
}
.page-hero .eyebrow { margin-inline: auto; }
.page-hero h1 { max-width: 820px; margin-inline: auto; }
.page-hero p { max-width: 640px; margin: 16px auto 0; font-size: 1.05rem; }
.breadcrumbs { font-size: 0.85rem; color: var(--color-ink-soft); margin-bottom: 18px; }
.breadcrumbs a { color: var(--color-accent-dark); }
.breadcrumbs .sep { margin: 0 6px; }

/* ---------- Values / Sobre ---------- */
.values-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.timeline { display: flex; flex-direction: column; gap: 28px; border-left: 2px solid var(--color-line); padding-left: 28px; }
.timeline__item { position: relative; }
.timeline__item::before {
    content: "";
    position: absolute;
    left: -34px; top: 4px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--color-gold);
    border: 3px solid var(--color-bg);
}

/* ---------- Contato ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
    align-items: start;
}
.contact-info-card {
    display: flex;
    align-items: center;
    gap: 18px;
    background: var(--color-white);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    padding: 24px 28px;
    margin-bottom: 16px;
}
.contact-info-card__icon {
    flex-shrink: 0;
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
}
.contact-info-card__icon svg { width: 21px; height: 21px; }
.contact-info-card h3 { font-size: 1rem; margin-bottom: 6px; }
.contact-info-card a { color: var(--color-accent-dark); font-weight: 600; }

.form-card {
    background: var(--color-white);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: clamp(24px, 3vw, 36px);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.form-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.form-field label { font-size: 0.875rem; font-weight: 600; }
.form-field input,
.form-field select,
.form-field textarea {
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    background: var(--color-bg);
    color: var(--color-ink);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
    background: var(--color-white);
}
.form-note { font-size: 0.8rem; color: var(--color-ink-soft); margin-top: 12px; }
.form-feedback {
    display: none;
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    font-size: 0.9rem;
    font-weight: 600;
}
.form-feedback.is-visible { display: block; }

/* ---------- Blog ---------- */
.blog-card { display: flex; flex-direction: column; }
.blog-card__top { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.blog-card__icon {
    width: 34px; height: 34px;
    flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
}
.blog-card__icon svg { width: 18px; height: 18px; }
.blog-card__category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent-dark);
    background: var(--color-accent-soft);
    padding: 4px 10px;
    border-radius: 999px;
}
.blog-card__meta {
    display: flex;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--color-ink-soft);
    margin-top: 10px;
}

.blog-article__header { padding-bottom: clamp(24px, 4vw, 40px); }
.blog-article__meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--color-ink-soft);
    margin-top: 16px;
}

.blog-article__content {
    max-width: 720px;
    margin-inline: auto;
    font-size: 1.05rem;
}
.blog-article__content p { margin-bottom: 20px; }
.blog-article__content h2 {
    margin-top: 40px;
    margin-bottom: 16px;
    font-size: clamp(1.3rem, 1.1rem + 0.6vw, 1.6rem);
}
.blog-article__content ul {
    list-style: disc;
    padding-left: 22px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.blog-article__content li { color: var(--color-ink-soft); }
.blog-article__content a { color: var(--color-accent-dark); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.blog-article__content strong { color: var(--color-ink); }

/* ---------- WhatsApp flutuante ---------- */
.whatsapp-fab {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 200;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-accent-dark);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 28px rgba(20, 17, 14, 0.3);
    cursor: pointer;
    animation: whatsapp-shake 5s ease-in-out infinite;
    transition: bottom 0.25s ease;
}
.whatsapp-fab:hover { transform: scale(1.08); }
.whatsapp-fab svg { width: 30px; height: 30px; color: var(--color-white); }

@keyframes whatsapp-shake {
    0%, 85%, 100% { transform: rotate(0deg) scale(1); }
    86% { transform: rotate(-14deg) scale(1.06); }
    87% { transform: rotate(12deg) scale(1.06); }
    88% { transform: rotate(-10deg) scale(1.06); }
    89% { transform: rotate(8deg) scale(1.05); }
    90% { transform: rotate(-6deg) scale(1.05); }
    91% { transform: rotate(4deg) scale(1.03); }
    92% { transform: rotate(-2deg) scale(1.02); }
    93%, 94% { transform: rotate(0deg) scale(1); }
}

/* Painel estilo chat (não é um modal centralizado — fica ancorado perto do botão) */
.whatsapp-chat {
    position: fixed;
    right: 20px;
    bottom: 92px;
    width: 320px;
    max-width: calc(100vw - 32px);
    max-height: calc(100vh - 120px);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    z-index: 250;
    opacity: 0;
    transform: translateY(16px) scale(0.97);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease, bottom 0.25s ease;
    display: flex;
    flex-direction: column;
}
.whatsapp-chat.is-open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.whatsapp-chat__header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    background: var(--color-accent-dark);
    color: var(--color-white);
    flex-shrink: 0;
}
.whatsapp-chat__avatar {
    width: 38px; height: 38px;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.16);
    display: flex; align-items: center; justify-content: center;
}
.whatsapp-chat__avatar svg { width: 22px; height: 22px; }
.whatsapp-chat__identity { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.whatsapp-chat__identity strong { font-size: 0.95rem; }
.whatsapp-chat__identity span { font-size: 0.75rem; color: rgba(255, 255, 255, 0.8); }
.whatsapp-chat__close {
    margin-left: auto;
    width: 28px; height: 28px;
    flex-shrink: 0;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.16);
    color: var(--color-white);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    font-size: 0.75rem;
}
.whatsapp-chat__close:hover { background: rgba(255, 255, 255, 0.3); }

.whatsapp-chat__body {
    padding: 18px;
    background: var(--color-bg-alt);
    overflow-y: auto;
}
.whatsapp-chat__bubble {
    background: var(--color-white);
    border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 4px;
    padding: 12px 14px;
    font-size: 0.875rem;
    color: var(--color-ink);
    box-shadow: var(--shadow-sm);
    margin-bottom: 14px;
    max-width: 90%;
}
.whatsapp-chat__form { display: flex; flex-direction: column; gap: 10px; }
.whatsapp-chat__form input {
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    padding: 11px 13px;
    background: var(--color-white);
    color: var(--color-ink);
    font-size: 0.9rem;
}
.whatsapp-chat__form input:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
}
.whatsapp-chat__send {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
    padding: 12px 16px;
    border: none;
    border-radius: 999px;
    background: var(--color-accent-dark);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}
.whatsapp-chat__send:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.whatsapp-chat__send svg { width: 16px; height: 16px; }

@media (max-width: 480px) {
    .whatsapp-fab { right: 14px; bottom: 14px; width: 54px; height: 54px; }
    .whatsapp-fab svg { width: 26px; height: 26px; }
    .whatsapp-chat { right: 16px; bottom: 82px; width: calc(100vw - 32px); }
}

/* ---------- Aviso de cookies ---------- */
.cookie-banner {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 400;
    background: var(--color-ink);
    color: rgba(255, 255, 255, 0.85);
    box-shadow: 0 -8px 24px rgba(20, 17, 14, 0.2);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.cookie-banner.is-visible { transform: translateY(0); }
.cookie-banner__inner {
    max-width: var(--container-width);
    margin-inline: auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.cookie-banner__inner p { color: rgba(255, 255, 255, 0.8); font-size: 0.875rem; flex: 1; min-width: 240px; margin: 0; }
.cookie-banner .btn { flex-shrink: 0; }

@media (max-width: 480px) {
    .cookie-banner__inner { padding: 16px 18px; }
    .cookie-banner .btn { width: 100%; }
}

/* Evita que o aviso de cookies fique embaixo do botão/painel do WhatsApp */
body.has-cookie-banner .whatsapp-fab { bottom: 90px; }
body.has-cookie-banner .whatsapp-chat { bottom: 162px; }
@media (max-width: 480px) {
    body.has-cookie-banner .whatsapp-fab { bottom: 130px; }
    body.has-cookie-banner .whatsapp-chat { bottom: 198px; }
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--color-ink);
    color: rgba(255,255,255,0.75);
    padding-top: 64px;
}
.site-footer__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 32px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.12);
}
.site-footer__logo { height: 110px; width: auto; filter: brightness(0) invert(1); opacity: 0.9; margin-bottom: 14px; }
.site-footer__brand p { color: rgba(255,255,255,0.6); font-size: 0.9rem; }
.site-footer h2 { color: var(--color-white); font-family: var(--font-sans); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }
.site-footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.site-footer__col a { font-size: 0.9rem; color: rgba(255,255,255,0.7); }
.site-footer__col a:hover { color: var(--color-accent); }

.site-footer__contact li { display: flex; align-items: center; gap: 10px; }
.site-footer__contact span:not(.site-footer__icon) { font-size: 0.9rem; color: rgba(255, 255, 255, 0.7); }
.site-footer__icon {
    flex-shrink: 0;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent);
    display: flex; align-items: center; justify-content: center;
}
.site-footer__icon svg { width: 14px; height: 14px; }
.site-footer__bottom { padding-block: 24px; font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.visually-hidden {
    position: absolute; width: 1px; height: 1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}

/* =========================================================
   Responsivo
   ========================================================= */
@media (max-width: 960px) {
    .hero__grid { grid-template-columns: 1fr; }
    .hero {
        background-image:
            linear-gradient(180deg, rgba(20, 17, 14, 0.82) 0%, rgba(20, 17, 14, 0.6) 45%, rgba(20, 17, 14, 0.35) 100%),
            url("../img/hero-banner.webp");
    }
    .hero__grid > div:first-child { text-align: center; }
    .hero__lead { margin-inline: auto; }
    .hero__actions { justify-content: center; }
    .hero__trust { justify-content: center; }
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(3, 1fr); }
    .problem__grid { grid-template-columns: 1fr; gap: 32px; }
    .problem__intro { position: static; text-align: center; }
    .problem__intro p { margin-inline: auto; max-width: 56ch; }
    .problem-item { text-align: left; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
    .price-card--featured { transform: none; }
    .values-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .brand__logo { height: 64px; }
    .nav-toggle { display: flex; }

    .site-nav {
        position: fixed;
        inset: 0 0 0 30%;
        top: 0;
        flex-direction: column;
        align-items: stretch;
        background: var(--color-white);
        padding: 96px 28px 32px;
        gap: 24px;
        transform: translateX(100%);
        transition: transform 0.25s ease;
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
    }
    .site-nav.is-open { transform: translateX(0); }
    .site-nav ul { flex-direction: column; align-items: center; text-align: center; gap: 18px; width: 100%; }
    .site-nav a:not(.btn) { font-size: 1.05rem; }

    .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
    .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .grid--4, .grid--3, .grid--2 { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .site-footer__grid { grid-template-columns: 1fr; }
    .hero__actions, .cta-banner__actions { flex-direction: column; align-items: stretch; }
    .hero__actions .btn, .cta-banner__actions .btn { width: 100%; }
}

@media (max-width: 480px) {
    .container { padding-inline: 18px; }
    .site-nav { inset: 0 0 0 18%; padding-top: 88px; }
    .brand__logo { height: 80px; }
    .nav-cta { display: none; }
    .hero__visual { padding: 10px; }
    .price-card { padding: 26px 20px; }
    .price-card--featured { transform: none; }
    .form-card { padding: 20px; }
    .testimonial, .card { padding: 22px 20px; }
    table th, table td { padding: 10px 12px !important; font-size: 0.85rem; }
}