/* Estúdio Fácil — site (www). Paleta da marca (ADR-017, "sálvia"), a mesma do app: primária, verde profundo, brilho. */
:root {
    --navy: #0f2524;
    --navy-2: #183634;
    --blue: #0f766e;
    --blue-hover: #0e5f59;
    --blue-soft: #e9f6f3;
    --sky: #5fd4c0;
    --ink: #16231f;
    --muted: #56635f;
    --line: #dfe6e3;
    --bg: #ffffff;
    --bg-2: #f4f7f6;
    --radius: 12px;
    --max: 72rem;
    color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); }
a:hover { color: var(--blue-hover); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }

/* Cabeçalho */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 1.5rem; height: 4rem; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 700; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.brand img { width: 1.6rem; height: 1.6rem; }
.top nav { display: flex; gap: 1.25rem; margin-left: auto; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.top nav a:hover { color: var(--ink); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; padding: 0.7rem 1.2rem; border-radius: 8px;
    font-weight: 600; font-size: 0.98rem; text-decoration: none; border: 1px solid transparent; white-space: nowrap; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--blue-hover); color: #fff; }
.btn.ghost { border-color: var(--line); color: var(--ink); background: var(--bg); }
.btn.ghost:hover { border-color: var(--muted); color: var(--ink); }
.btn.small { padding: 0.45rem 0.9rem; font-size: 0.9rem; }

/* Hero */
.hero { padding: 4.5rem 0 3rem; background: linear-gradient(180deg, var(--blue-soft), var(--bg) 70%); }
.hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 1rem; max-width: 18ch; }
.hero p.lede { font-size: 1.15rem; color: var(--muted); max-width: 44rem; margin: 0 0 1.75rem; }
.cta { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.shot { margin-top: 3rem; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line);
    box-shadow: 0 24px 60px -24px rgba(15, 37, 36, 0.35); background: var(--bg-2); }

/* Seções */
section { padding: 4.5rem 0; scroll-margin-top: 4rem; }
section.alt { background: var(--bg-2); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); letter-spacing: -0.01em; line-height: 1.2; margin: 0 0 0.75rem; }
.sub { color: var(--muted); max-width: 44rem; margin: 0 0 2.5rem; font-size: 1.05rem; }

.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem 1.4rem 1.2rem; }
.card h3 { margin: 0.65rem 0 0.4rem; font-size: 1.08rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.97rem; }
.icon { width: 2.4rem; height: 2.4rem; border-radius: 10px; background: var(--blue-soft); color: var(--blue); display: inline-flex;
    align-items: center; justify-content: center; }
.icon svg { width: 1.3rem; height: 1.3rem; }

.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center; }
.split.flip { grid-template-columns: 1fr 1.05fr; }
.split .shot { margin: 0; }
.checks { list-style: none; padding: 0; margin: 1.25rem 0 0; display: grid; gap: 0.6rem; }
.checks li { padding-left: 1.75rem; position: relative; }
.checks li::before { content: ""; position: absolute; left: 0; top: 0.45em; width: 1rem; height: 0.55rem; border-left: 2.5px solid var(--blue);
    border-bottom: 2.5px solid var(--blue); transform: rotate(-45deg); }

.phone { max-width: 17rem; margin: 0 auto; border-radius: 28px; border: 8px solid var(--navy); overflow: hidden;
    box-shadow: 0 24px 60px -24px rgba(15, 37, 36, 0.45); }

/* História */
.story { background: var(--navy); color: #e6ebf3; }
.story h2 { color: #fff; }
.story p { color: #b9c3d3; max-width: 46rem; font-size: 1.05rem; }
.story .years { color: var(--sky); font-weight: 700; }

/* Segurança */
.trust { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.trust div { border-left: 3px solid var(--blue); padding: 0.2rem 0 0.2rem 1rem; }
.trust h3 { margin: 0 0 0.3rem; font-size: 1.02rem; }
.trust p { margin: 0; color: var(--muted); font-size: 0.96rem; }

/* Chamada final */
.final { text-align: center; }
.final .sub { margin: 0 auto 1.75rem; }
.final .cta { justify-content: center; }

footer { border-top: 1px solid var(--line); padding: 2rem 0; color: var(--muted); font-size: 0.9rem; }
footer .wrap { display: flex; gap: 1rem 1.5rem; flex-wrap: wrap; align-items: center; }
footer nav { display: flex; gap: 1.25rem; margin-left: auto; }
footer a { color: var(--muted); }

/* Página de texto (privacidade) */
.doc { max-width: 46rem; padding: 3rem 1.25rem 4rem; margin: 0 auto; }
.doc h1 { font-size: 2rem; margin: 0 0 0.5rem; }
.doc h2 { font-size: 1.25rem; margin: 2rem 0 0.5rem; }
.doc p, .doc li { color: #2c3546; }
.doc .updated { color: var(--muted); margin-bottom: 2rem; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 4px; }

@media (max-width: 900px) {
    .grid, .trust { grid-template-columns: 1fr 1fr; }
    .split, .split.flip { grid-template-columns: 1fr; gap: 2rem; }
    .split.flip .phone { order: 2; }
}

@media (max-width: 640px) {
    .top nav { display: none; }
    .top .btn { margin-left: auto; }
    .grid, .trust { grid-template-columns: 1fr; }
    .hero { padding-top: 3rem; }
    section { padding: 3.25rem 0; }
    footer nav { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }