/* ==========================================================================
   AppCadastros — Landing (design 1: monocromático escuro)
   Paleta e tipografia extraídas da apresentação institucional (Canva).
   ========================================================================== */

:root {
    --ac-bg:        #100f0d;
    --ac-bg-alt:    #161513;
    --ac-surface:   #1e1d1b;
    --ac-surface-2: #262523;
    --ac-line:      #363636;
    --ac-line-soft: #2a2927;
    --ac-text:      #f2f2f2;
    --ac-muted:     #a5a29d;
    --ac-dim:       #78746e;
    --ac-accent:    #56c1ca;
    --ac-accent-dk: #3d9aa2;
    --ac-radius:    18px;
    --ac-ease:      cubic-bezier(.22, .61, .36, 1);
}

/* ---------- Base ---------- */
* { -webkit-tap-highlight-color: transparent; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
    background: var(--ac-bg);
    color: var(--ac-text);
    font-family: 'Montserrat', 'Segoe UI', Arial, sans-serif;
    font-weight: 400;
    line-height: 1.65;
    overflow-x: hidden;
}

::selection { background: var(--ac-accent); color: #0b0a09; }

a { text-decoration: none; }

/* ---------- Tipografia utilitária ---------- */
.ac-eyebrow {
    font-size: .74rem;
    font-weight: 700;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--ac-accent);
    margin-bottom: 1rem;
}

.ac-title {
    font-size: clamp(1.9rem, 4.2vw, 3rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -.02em;
    margin-bottom: 0;
}

.ac-text {
    color: var(--ac-muted);
    font-size: 1.05rem;
    font-weight: 300;
}

.ac-accent-text { color: var(--ac-accent); }

.ac-rule {
    width: 64px;
    height: 3px;
    background: var(--ac-accent);
    margin-top: 1.75rem;
    border-radius: 2px;
}

/* ---------- Botões ---------- */
.btn-ac, .btn-ac-ghost {
    font-family: inherit;
    font-weight: 600;
    font-size: .95rem;
    letter-spacing: .01em;
    border-radius: 999px;
    padding: .68rem 1.6rem;
    border: 1px solid transparent;
    transition: all .28s var(--ac-ease);
    display: inline-flex;
    align-items: center;
    gap: .55rem;
}

.btn-ac {
    background: var(--ac-accent);
    color: #0b0a09;
}
.btn-ac:hover, .btn-ac:focus-visible {
    background: #6fd4dd;
    color: #0b0a09;
    transform: translateY(-2px);
    box-shadow: 0 12px 30px -12px rgba(86, 193, 202, .65);
}

.btn-ac-ghost {
    background: transparent;
    color: var(--ac-text);
    border-color: rgba(242, 242, 242, .28);
}
.btn-ac-ghost:hover, .btn-ac-ghost:focus-visible {
    color: var(--ac-text);
    border-color: var(--ac-accent);
    background: rgba(86, 193, 202, .08);
    transform: translateY(-2px);
}

.btn-lg { padding: .85rem 2rem; font-size: 1rem; }

/* ---------- Navbar ---------- */
.ac-nav {
    padding: 1.1rem 0;
    background: transparent;
    transition: background .35s var(--ac-ease), padding .35s var(--ac-ease),
                box-shadow .35s var(--ac-ease), border-color .35s var(--ac-ease);
    border-bottom: 1px solid transparent;
}
.ac-nav.is-stuck {
    padding: .6rem 0;
    background: rgba(16, 15, 13, .88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom-color: var(--ac-line-soft);
    box-shadow: 0 10px 30px -20px #000;
}

.ac-nav .navbar-brand {
    color: var(--ac-text);
    font-weight: 400;
    font-size: 1.15rem;
    letter-spacing: -.01em;
}
.ac-nav .navbar-brand strong { font-weight: 800; }

.ac-nav__logo {
    width: 34px; height: 34px;
    object-fit: cover;
    border-radius: 8px;
    filter: grayscale(1) contrast(1.05);
}

.ac-nav .nav-link {
    color: var(--ac-muted);
    font-size: .9rem;
    font-weight: 500;
    padding: .45rem .95rem;
    position: relative;
    transition: color .25s var(--ac-ease);
}
.ac-nav .nav-link:hover, .ac-nav .nav-link:focus { color: var(--ac-text); }
.ac-nav .nav-link::after {
    content: '';
    position: absolute;
    left: .95rem; right: .95rem; bottom: .15rem;
    height: 1px;
    background: var(--ac-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s var(--ac-ease);
}
.ac-nav .nav-link:hover::after { transform: scaleX(1); }

.navbar-toggler {
    border: 1px solid var(--ac-line);
    color: var(--ac-text);
    font-size: 1.35rem;
    line-height: 1;
    padding: .25rem .6rem;
    border-radius: 10px;
}
.navbar-toggler:focus { box-shadow: none; border-color: var(--ac-accent); }

@media (max-width: 991.98px) {
    .ac-nav .navbar-collapse {
        background: var(--ac-surface);
        border: 1px solid var(--ac-line-soft);
        border-radius: var(--ac-radius);
        margin-top: .9rem;
        padding: .75rem 1rem 1.15rem;
    }
    .ac-nav .nav-link { padding: .6rem .25rem; }
    .ac-nav .nav-link::after { left: .25rem; right: .25rem; }
}

/* ---------- Hero ---------- */
.ac-hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding: 8rem 0 5rem;
    overflow: hidden;
    background: var(--ac-bg);
}

.ac-hero__crowd {
    position: absolute;
    inset: auto 0 0 0;
    height: 72%;
    background: url('../assets/logo.png') repeat-x bottom center;
    background-size: auto 100%;
    opacity: .13;
    filter: grayscale(1) contrast(1.15);
    mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,.55) 45%, transparent 100%);
    -webkit-mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,.55) 45%, transparent 100%);
    animation: acDrift 60s linear infinite alternate;
}

@keyframes acDrift {
    from { background-position: 0% bottom; }
    to   { background-position: 18% bottom; }
}

.ac-hero__glow {
    position: absolute;
    top: -14%; left: 50%;
    width: min(1100px, 130vw);
    aspect-ratio: 1;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(86, 193, 202, .16) 0%, transparent 62%);
    pointer-events: none;
}

.ac-hero__inner { position: relative; z-index: 2; }

.ac-hero__title {
    font-size: clamp(2.1rem, 6vw, 4.1rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -.03em;
    margin-bottom: 1.5rem;
}

.ac-hero__lead {
    color: var(--ac-muted);
    font-size: clamp(1rem, 1.6vw, 1.2rem);
    font-weight: 300;
    max-width: 46rem;
    margin: 0 auto 2.4rem;
}

.ac-hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: .85rem;
    justify-content: center;
}

.ac-hero__chips {
    list-style: none;
    padding: 0;
    margin: 3.2rem 0 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .55rem;
}
.ac-hero__chips li {
    font-size: .82rem;
    font-weight: 500;
    color: var(--ac-muted);
    border: 1px solid var(--ac-line-soft);
    background: rgba(242, 242, 242, .03);
    border-radius: 999px;
    padding: .4rem 1rem;
    display: inline-flex;
    align-items: center;
    gap: .45rem;
}
.ac-hero__chips i { color: var(--ac-accent); }

.ac-hero__scroll {
    position: absolute;
    bottom: 1.8rem; left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: var(--ac-dim);
    font-size: 1.4rem;
    animation: acBob 2.4s ease-in-out infinite;
}
.ac-hero__scroll:hover { color: var(--ac-accent); }

@keyframes acBob {
    0%, 100% { transform: translate(-50%, 0); }
    50%      { transform: translate(-50%, 8px); }
}

/* ---------- Seções ---------- */
.ac-section { padding: clamp(4.5rem, 9vw, 7.5rem) 0; }
.ac-section--alt {
    background: var(--ac-bg-alt);
    border-top: 1px solid var(--ac-line-soft);
    border-bottom: 1px solid var(--ac-line-soft);
}

.ac-section--bolha { padding-top: clamp(4rem, 8vw, 6.5rem); }

.ac-quote {
    border-left: 3px solid var(--ac-accent);
    padding: .25rem 0 .25rem 1.5rem;
    margin: 2rem 0;
    font-size: clamp(1.15rem, 2vw, 1.5rem);
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: -.01em;
    color: var(--ac-text);
}

/* ---------- Pilares ---------- */
.ac-pillar {
    position: relative;
    height: 100%;
    padding: 2.4rem 1.9rem 2rem;
    background: linear-gradient(160deg, var(--ac-surface) 0%, var(--ac-bg-alt) 100%);
    border: 1px solid var(--ac-line-soft);
    border-radius: var(--ac-radius);
    overflow: hidden;
    transition: transform .35s var(--ac-ease), border-color .35s var(--ac-ease);
}
.ac-pillar::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 2px;
    background: linear-gradient(90deg, var(--ac-accent), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .45s var(--ac-ease);
}
.ac-pillar:hover { transform: translateY(-6px); border-color: #3a3936; }
.ac-pillar:hover::before { transform: scaleX(1); }

.ac-pillar__num {
    position: absolute;
    top: 1.1rem; right: 1.4rem;
    font-size: 3.6rem;
    font-weight: 800;
    line-height: 1;
    color: rgba(242, 242, 242, .05);
    letter-spacing: -.04em;
}
.ac-pillar__icon {
    font-size: 1.9rem;
    color: var(--ac-accent);
    display: block;
    margin-bottom: 1.4rem;
}
.ac-pillar h3 {
    font-size: 1.22rem;
    font-weight: 700;
    letter-spacing: -.01em;
    margin-bottom: .75rem;
}
.ac-pillar p {
    color: var(--ac-muted);
    font-size: .96rem;
    font-weight: 300;
    margin: 0;
}

/* ---------- Cards de funcionalidades ---------- */
.ac-card {
    height: 100%;
    padding: 2rem 1.75rem;
    background: var(--ac-surface);
    border: 1px solid var(--ac-line-soft);
    border-radius: var(--ac-radius);
    transition: transform .35s var(--ac-ease), border-color .35s var(--ac-ease),
                background .35s var(--ac-ease);
}
.ac-card:hover {
    transform: translateY(-5px);
    background: var(--ac-surface-2);
    border-color: #3a3936;
}
.ac-card > i {
    font-size: 1.55rem;
    color: var(--ac-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px; height: 46px;
    border-radius: 12px;
    background: rgba(86, 193, 202, .1);
    margin-bottom: 1.25rem;
}
.ac-card h3 {
    font-size: 1.08rem;
    font-weight: 700;
    letter-spacing: -.01em;
    margin-bottom: .7rem;
}
.ac-card p {
    color: var(--ac-muted);
    font-size: .93rem;
    font-weight: 300;
    margin: 0;
}

.ac-card--hl {
    border-color: rgba(86, 193, 202, .35);
    background: linear-gradient(165deg, rgba(86, 193, 202, .09) 0%, var(--ac-surface) 62%);
}
.ac-card--hl:hover { border-color: var(--ac-accent); }

/* ---------- Integrações ---------- */
.ac-integra {
    border: 1px solid var(--ac-line-soft);
    border-radius: var(--ac-radius);
    overflow: hidden;
    background: var(--ac-surface);
}
.ac-integra__item {
    height: 100%;
    padding: 2.1rem 1.7rem;
    border-right: 1px solid var(--ac-line-soft);
    transition: background .3s var(--ac-ease);
}
.ac-integra__item:hover { background: var(--ac-surface-2); }
.ac-integra > [class*='col-']:last-child .ac-integra__item { border-right: 0; }

.ac-integra__item i {
    font-size: 1.5rem;
    color: var(--ac-accent);
    display: block;
    margin-bottom: 1.1rem;
}
.ac-integra__item h3 {
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: .6rem;
}
.ac-integra__item p {
    color: var(--ac-muted);
    font-size: .9rem;
    font-weight: 300;
    margin: 0;
}

@media (max-width: 991.98px) {
    .ac-integra > [class*='col-']:nth-child(2n) .ac-integra__item { border-right: 0; }
    .ac-integra > [class*='col-']:nth-child(-n+2) .ac-integra__item { border-bottom: 1px solid var(--ac-line-soft); }
}
@media (max-width: 767.98px) {
    .ac-integra__item { border-right: 0; border-bottom: 1px solid var(--ac-line-soft); }
    .ac-integra > [class*='col-']:last-child .ac-integra__item { border-bottom: 0; }
}

/* ---------- Gráfico de evolução ---------- */
.ac-chart {
    position: relative;
    padding: 2.2rem 1.5rem 1.2rem 4.6rem;
    background: var(--ac-surface);
    border: 1px solid var(--ac-line-soft);
    border-radius: var(--ac-radius);
}

.ac-chart__grid {
    position: absolute;
    inset: 2.2rem 1.5rem 3.1rem 4.6rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    pointer-events: none;
}
.ac-chart__grid span {
    position: relative;
    display: block;
    border-top: 1px dashed rgba(242, 242, 242, .07);
}
.ac-chart__grid span::before {
    content: attr(data-v);
    position: absolute;
    right: calc(100% + .6rem);
    top: -.62em;
    font-size: .68rem;
    font-weight: 500;
    color: var(--ac-dim);
    white-space: nowrap;
}

.ac-chart__bars {
    position: relative;
    height: 280px;
    display: flex;
    align-items: flex-end;
    gap: clamp(.5rem, 2.5vw, 2rem);
}

.ac-chart__col {
    flex: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
}

.ac-chart__val {
    font-size: .76rem;
    font-weight: 700;
    color: var(--ac-muted);
    margin-bottom: .45rem;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity .5s var(--ac-ease) .55s, transform .5s var(--ac-ease) .55s;
}

.ac-chart__bar {
    width: 100%;
    max-width: 78px;
    height: 0;
    border-radius: 8px 8px 2px 2px;
    background: linear-gradient(180deg, #4a4946 0%, #2c2b29 100%);
    transition: height 1.1s var(--ac-ease);
}
.ac-chart__bar.is-top {
    background: linear-gradient(180deg, var(--ac-accent) 0%, var(--ac-accent-dk) 100%);
    box-shadow: 0 -6px 26px -8px rgba(86, 193, 202, .55);
}

.ac-chart__lbl {
    font-size: .82rem;
    font-weight: 600;
    color: var(--ac-muted);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-top: .8rem;
}

.ac-chart.is-live .ac-chart__val { opacity: 1; transform: translateY(0); }

.ac-chart__note {
    font-size: .78rem;
    color: var(--ac-dim);
    margin: .85rem 0 0;
    text-align: right;
}

@media (max-width: 575.98px) {
    .ac-chart { padding: 1.8rem .9rem 1rem 3.4rem; }
    .ac-chart__grid { inset: 1.8rem .9rem 2.9rem 3.4rem; }
    .ac-chart__grid span::before { font-size: .6rem; right: calc(100% + .4rem); }
    .ac-chart__bars { height: 210px; }
    .ac-chart__val { font-size: .65rem; }
    .ac-chart__lbl { font-size: .72rem; }
    .ac-chart__note { text-align: left; }
}

/* ---------- Resultados ---------- */
.ac-result {
    height: 100%;
    text-align: center;
    padding: 2.4rem 1.5rem;
    border: 1px solid var(--ac-line-soft);
    border-radius: var(--ac-radius);
    background: linear-gradient(180deg, var(--ac-surface) 0%, transparent 130%);
    transition: border-color .3s var(--ac-ease), transform .3s var(--ac-ease);
}
.ac-result:hover { border-color: rgba(86, 193, 202, .4); transform: translateY(-4px); }
.ac-result i {
    font-size: 2.1rem;
    color: var(--ac-accent);
    display: block;
    margin-bottom: 1.1rem;
}
.ac-result h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: .55rem; }
.ac-result p { color: var(--ac-muted); font-size: .95rem; font-weight: 300; margin: 0; }

/* ---------- Tecnologias ---------- */
.ac-tech {
    height: 100%;
    padding: 1.6rem 0 1.6rem 1.5rem;
    border-left: 2px solid var(--ac-line);
    transition: border-color .3s var(--ac-ease);
}
.ac-tech:hover { border-left-color: var(--ac-accent); }
.ac-tech i { font-size: 1.4rem; color: var(--ac-accent); display: block; margin-bottom: .85rem; }
.ac-tech h3 { font-size: 1rem; font-weight: 700; margin-bottom: .45rem; }
.ac-tech p { color: var(--ac-muted); font-size: .88rem; font-weight: 300; margin: 0; }

.ac-closing {
    font-size: clamp(1rem, 1.7vw, 1.15rem);
    font-weight: 300;
    line-height: 1.75;
    color: var(--ac-muted);
    margin: 0;
}

/* ---------- CTA final ---------- */
.ac-cta {
    position: relative;
    padding: clamp(5rem, 10vw, 8rem) 0;
    overflow: hidden;
    background: var(--ac-bg);
}
.ac-cta__crowd {
    position: absolute;
    inset: 0;
    background: url('../assets/logo.png') repeat-x center bottom;
    background-size: auto 130%;
    opacity: .1;
    filter: grayscale(1);
    mask-image: radial-gradient(ellipse at center, transparent 12%, #000 78%);
    -webkit-mask-image: radial-gradient(ellipse at center, transparent 12%, #000 78%);
}
.ac-cta__title {
    font-size: clamp(1.9rem, 4.6vw, 3.2rem);
    font-weight: 800;
    line-height: 1.14;
    letter-spacing: -.025em;
    margin-bottom: 1.2rem;
}
.ac-cta .ac-text { margin-bottom: 2.2rem; }

/* ---------- Footer ---------- */
.ac-footer {
    background: var(--ac-bg-alt);
    border-top: 1px solid var(--ac-line-soft);
    padding: 3rem 0 2rem;
    font-size: .9rem;
    color: var(--ac-muted);
}
.ac-footer__logo {
    width: 44px; height: 44px;
    object-fit: cover;
    border-radius: 10px;
    filter: grayscale(1);
}
.ac-footer strong { color: var(--ac-text); font-weight: 700; }
.ac-footer a { color: var(--ac-muted); transition: color .25s var(--ac-ease); }
.ac-footer a:hover { color: var(--ac-accent); }
.ac-footer__sep { margin: 0 .6rem; color: var(--ac-line); }
.ac-footer hr { border-color: var(--ac-line-soft); opacity: 1; margin: 2rem 0 1.3rem; }
.ac-footer__copy { font-size: .8rem; color: var(--ac-dim); margin: 0; text-align: center; }

@media (max-width: 575.98px) {
    .ac-footer__sep { display: block; height: 0; visibility: hidden; }
}

/* ---------- Voltar ao topo ---------- */
.ac-top {
    position: fixed;
    right: 1.2rem; bottom: 1.2rem;
    z-index: 1030;
    width: 44px; height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--ac-accent);
    color: #0b0a09;
    font-size: 1.1rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity .3s var(--ac-ease), transform .3s var(--ac-ease);
}
.ac-top.is-on { opacity: 1; pointer-events: auto; transform: translateY(0); }
.ac-top:hover { color: #0b0a09; background: #6fd4dd; }

/* ---------- Reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .7s var(--ac-ease), transform .7s var(--ac-ease);
    will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay='1'] { transition-delay: .09s; }
.reveal[data-delay='2'] { transition-delay: .18s; }
.reveal[data-delay='3'] { transition-delay: .27s; }
.reveal[data-delay='4'] { transition-delay: .36s; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .ac-hero__crowd, .ac-hero__scroll { animation: none; }
    .ac-chart__bar { transition: none; }
}