/* home — hero, seções, cards */

/* ── Hero ────────────────────────────────────────────────────────── */
.qs-hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #1a1a2e;
}
.qs-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.qs-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,26,46,.82) 0%, rgba(26,26,46,.55) 100%);
}
.qs-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    padding: 60px 24px;
    max-width: 720px;
    width: 100%;
}
.qs-hero-logo {
    height: 52px;
    margin-bottom: 24px;
    filter: brightness(0) invert(1);
    opacity: .9;
}
.qs-hero-title {
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -.02em;
}
.qs-hero-sub {
    font-size: clamp(.95rem, 2.5vw, 1.2rem);
    opacity: .82;
    margin-bottom: 36px;
    line-height: 1.6;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}
.qs-hero-ctas {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}
.qs-hero-scroll {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,.5);
    display: flex;
    align-items: center;
    animation: qs-bounce .8s ease-in-out infinite alternate;
}
@keyframes qs-bounce { from { transform: translateX(-50%) translateY(0); } to { transform: translateX(-50%) translateY(6px); } }

/* ── Hero split-screen (chat ativo) ──────────────────────────────── */
.qs-hero-split { align-items: stretch; }
.qs-hero-split-inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 48px;
    width: 100%;
    max-width: 1100px;
    padding: 60px 24px;
    margin: 0 auto;
    flex-direction: column;
}
@media (min-width: 768px) {
    .qs-hero-split-inner { flex-direction: row; min-height: 92vh; }
}
.qs-hero-split-left {
    flex: 1;
    color: #fff;
    text-align: left;
}
.qs-hero-split-left .qs-hero-ctas { justify-content: flex-start; }
.qs-hero-split-left .qs-hero-sub  { margin-left: 0; margin-right: 0; }
.qs-hero-split-right {
    flex: 0 0 460px;
    display: flex;
    align-items: center;
}
@media (max-width: 767px) {
    .qs-hero-split-left { text-align: center; }
    .qs-hero-split-left .qs-hero-ctas { justify-content: center; }
    .qs-hero-split-left .qs-hero-ia-badge { justify-content: center; }
    .qs-hero-split-right { width: 100%; }
}

/* ── Hero chat widget (completo) ─────────────────────────────────── */
.qs-hcw {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,.22);
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 460px;
    height: 480px;
}
.qs-hcw-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: #1a1a2e;
    color: #fff;
    flex-shrink: 0;
}
.qs-hcw-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255,255,255,.3);
    flex-shrink: 0;
}
.qs-hcw-avatar-icon {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,.15);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.qs-hcw-info { display: flex; flex-direction: column; }
.qs-hcw-name { font-size: .95rem; font-weight: 700; display: block; }
.qs-hcw-status { font-size: .73rem; opacity: .8; display: flex; align-items: center; gap: .35rem; margin-top: 2px; }
.qs-hcw-dot { width: 7px; height: 7px; background: #4ade80; border-radius: 50%; display: inline-block; }
.qs-hcw-msgs {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: .6rem;
    background: #f8fafc;
    scroll-behavior: smooth;
}
.qs-hcw-msgs::-webkit-scrollbar { width: 4px; }
.qs-hcw-msgs::-webkit-scrollbar-thumb { background: #e2e8f0; border-radius: 4px; }
.qs-hcw-msg { display: flex; }
.qs-hcw-msg--bot  { justify-content: flex-start; }
.qs-hcw-msg--user { justify-content: flex-end; }
.qs-hcw-bubble {
    max-width: 80%;
    padding: .6rem .95rem;
    border-radius: 16px;
    font-size: .88rem;
    line-height: 1.5;
    word-break: break-word;
}
.qs-hcw-msg--bot  .qs-hcw-bubble { background: #fff; color: #1e293b; border-bottom-left-radius: 4px; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.qs-hcw-msg--user .qs-hcw-bubble { background: var(--qs-primary); color: #fff; border-bottom-right-radius: 4px; }
.qs-hcw-footer { padding: .75rem 1rem 1rem; border-top: 1px solid #f0f2f5; flex-shrink: 0; background: #fff; }
.qs-hcw-form {
    display: flex;
    align-items: center;
    gap: .4rem;
    background: #f1f5f9;
    border-radius: 50px;
    padding: .3rem .3rem .3rem .85rem;
    border: 1.5px solid #e2e8f0;
    transition: border-color .2s;
}
.qs-hcw-form:focus-within { border-color: var(--qs-primary); background: #fff; }
.qs-hcw-input {
    flex: 1; border: none; background: transparent;
    outline: none; font-size: .88rem; color: #1e293b; padding: .3rem 0;
}
.qs-hcw-input::placeholder { color: #94a3b8; }
.qs-hcw-send {
    width: 36px; height: 36px; border-radius: 50%;
    background: #1a1a2e; border: none; color: #fff;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: opacity .15s; flex-shrink: 0;
}
.qs-hcw-send:hover { opacity: .8; }
.qs-hcw-seguro {
    text-align: center; margin-top: .4rem;
    font-size: .7rem; color: #94a3b8;
    display: flex; align-items: center; justify-content: center; gap: .3rem;
}

/* ── Hero slider (carousel) ──────────────────────────────────────── */
.qs-hero-slider { display: block; }
.qs-slider-track {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.qs-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .6s ease;
    pointer-events: none;
}
.qs-slide--active {
    opacity: 1;
    pointer-events: auto;
}
.qs-slider-dots {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}
.qs-slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,.4);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background .2s, transform .2s;
}
.qs-slider-dot--active {
    background: #fff;
    transform: scale(1.3);
}

/* ── Dots na coluna esquerda do hero split-screen ────────────────── */
.qs-hero-split-dots { display: flex; gap: 8px; margin-top: 24px; }
.qs-hero-split-dots .qs-slider-dot { background: rgba(255,255,255,.4); }
.qs-hero-split-dots .qs-slider-dot--active { background: #fff; }

/* ── Seções genéricas ────────────────────────────────────────────── */
.qs-section {
    padding: 72px 24px;
}
.qs-section-alt   { background: color-mix(in srgb, var(--qs-primary) 5%, #fff); }
.qs-section-white { background: #fff; }

.qs-section-inner {
    max-width: 1100px;
    margin: 0 auto;
}
.qs-section-header {
    text-align: center;
    margin-bottom: 48px;
}
.qs-section-title {
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -.02em;
    color: #1a1a2e;
    margin-bottom: 12px;
}
.qs-section-subtitulo {
    font-size: 1rem;
    font-weight: 600;
    color: var(--qs-primary);
    margin: 0 0 8px;
    letter-spacing: -.01em;
}
.qs-section-desc {
    color: #555;
    font-size: .97rem;
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.65;
}
.qs-section-desc p { margin: 0 0 .8em; }
.qs-section-desc p:last-child { margin-bottom: 0; }
.qs-sobre-conteudo p { margin: 0 0 .8em; }
.qs-sobre-conteudo p:last-child { margin-bottom: 0; }

/* ── Cards grid ──────────────────────────────────────────────────── */
.qs-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}
@media (min-width: 560px) { .qs-cards-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .qs-cards-grid { grid-template-columns: repeat(3, 1fr); } }

.qs-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #eef0f3;
    transition: transform .18s, box-shadow .18s;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}
.qs-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,.09);
    text-decoration: none;
    color: inherit;
}
.qs-card-img {
    aspect-ratio: 3/2;
    overflow: hidden;
    background: var(--qs-bg);
}
.qs-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s;
}
.qs-card:hover .qs-card-img img { transform: scale(1.04); }
.qs-card-img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(0,0,0,.15);
    background: var(--qs-bg);
}
.qs-card-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.qs-card-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: #1a1a2e;
}
.qs-card-desc {
    font-size: .875rem;
    color: #666;
    line-height: 1.55;
    flex: 1;
}
.qs-card-tag {
    margin-top: 14px;
    font-size: .78rem;
    font-weight: 600;
    color: var(--qs-primary);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ── Portfolio grid (4 colunas) ──────────────────────────────────── */
.qs-portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
@media (min-width: 640px) { .qs-portfolio-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .qs-portfolio-grid { grid-template-columns: repeat(4, 1fr); } }

.qs-portfolio-item {
    aspect-ratio: 1/1;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    background: var(--qs-bg);
    display: block;
    text-decoration: none;
}
.qs-portfolio-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .3s;
}
.qs-portfolio-item:hover img { transform: scale(1.06); }
.qs-portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26,26,46,.65);
    display: flex;
    align-items: flex-end;
    padding: 14px;
    opacity: 0;
    transition: opacity .2s;
}
.qs-portfolio-item:hover .qs-portfolio-overlay { opacity: 1; }
.qs-portfolio-overlay-titulo {
    color: #fff;
    font-size: .875rem;
    font-weight: 600;
    line-height: 1.3;
}

/* ── Artigos lista ───────────────────────────────────────────────── */
.qs-artigos-lista {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.qs-artigo-item {
    background: #fff;
    border-radius: 10px;
    border: 1px solid #eef0f3;
    display: flex;
    gap: 0;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: box-shadow .18s;
}
.qs-artigo-item:hover { box-shadow: 0 6px 20px rgba(0,0,0,.07); text-decoration: none; color: inherit; }
.qs-artigo-img {
    width: 120px;
    flex-shrink: 0;
    overflow: hidden;
    background: var(--qs-bg);
}
.qs-artigo-img img { width: 100%; height: 100%; object-fit: cover; }
.qs-artigo-body { padding: 16px; flex: 1; }
.qs-artigo-titulo { font-weight: 700; font-size: .95rem; margin-bottom: 6px; color: #1a1a2e; }
.qs-artigo-desc { font-size: .83rem; color: #666; line-height: 1.5; }
.qs-artigo-data { font-size: .75rem; color: #aaa; margin-top: 8px; }

/* ── Sobre section ───────────────────────────────────────────────── */
.qs-sobre-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}
@media (min-width: 768px) { .qs-sobre-inner { grid-template-columns: 1fr 1fr; } }
.qs-sobre-img {
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4/3;
}
.qs-sobre-img img { width: 100%; height: 100%; object-fit: cover; }
.qs-sobre-placeholder {
    width: 100%;
    height: 100%;
    background: var(--qs-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(0,0,0,.15);
    min-height: 240px;
}
.qs-sobre-text .qs-section-title { text-align: left; }
.qs-sobre-text .qs-section-desc  { text-align: left; margin: 0; max-width: 100%; }
.qs-sobre-cta { margin-top: 28px; }

/* ── FAQ accordion ───────────────────────────────────────────────── */
.qs-faq-lista { display: flex; flex-direction: column; gap: 8px; }
.qs-faq-item { border: 1px solid #e2e8f0; border-radius: 10px; background: #fff; overflow: hidden; }
.qs-faq-pergunta {
    padding: 16px 20px; font-weight: 600; font-size: .95rem; cursor: pointer;
    display: flex; align-items: center; justify-content: space-between;
    list-style: none; color: #1a1a2e; margin: 0; user-select: none;
}
.qs-faq-pergunta::-webkit-details-marker { display: none; }
.qs-faq-pergunta::after { content: '+'; font-size: 1.3rem; font-weight: 300; color: var(--qs-primary); flex-shrink: 0; margin-left: 12px; transition: transform .2s; }
details[open] > .qs-faq-pergunta::after { content: '−'; }
.qs-faq-resposta { padding: 0 20px 16px; font-size: .9rem; line-height: 1.7; color: #555; }

/* ── Ver mais ────────────────────────────────────────────────────── */
.qs-ver-mais {
    text-align: center;
    margin-top: 32px;
}
.qs-ver-mais a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border: 2px solid var(--qs-primary);
    border-radius: 6px;
    color: var(--qs-primary);
    font-weight: 600;
    font-size: .875rem;
    text-decoration: none;
    transition: background .15s, color .15s;
}
.qs-ver-mais a:hover { background: var(--qs-primary); color: #fff; text-decoration: none; }

/* ── Section header com link de navegação no topo ────────────────── */
.qs-section-header-com-link {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    text-align: left;
    margin-bottom: 48px;
}
.qs-section-header-com-link .qs-section-desc {
    margin: 8px 0 0;
    max-width: none;
}
.qs-ver-topo {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: .85rem;
    font-weight: 600;
    color: var(--qs-primary);
    text-decoration: none;
    margin-top: 7px; /* alinha visualmente com a base do h2 */
    display: inline-flex;
    align-items: center;
    gap: 3px;
    opacity: .8;
    transition: opacity .15s;
}
.qs-ver-topo:hover { opacity: 1; text-decoration: underline; }
@media (max-width: 600px) {
    .qs-section-header-com-link {
        flex-direction: column;
        gap: 6px;
        text-align: center;
    }
    .qs-section-header-com-link .qs-section-desc { margin: 8px auto 0; }
    .qs-ver-topo { align-self: center; margin-top: 0; }
}