/*
    F5 Soluções - CSS principal
    Edite as cores em :root. A organização prioriza legibilidade e manutenção.
*/
:root {
    --color-primary: #42B5E8;
    --color-primary-dark: #1F6FBF;
    --color-secondary: #0F172A;
    --color-text: #334155;
    --color-muted: #64748B;
    --color-background: #FFFFFF;
    --color-soft: #F4FAFE;
    --color-line: #D9ECF8;
    --shadow-soft: 0 18px 50px rgba(15, 23, 42, .12);
    --radius-lg: 30px;
    --radius-md: 18px;
    --container: 1160px;
    --font-base: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-base); color: var(--color-text); background: var(--color-background); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
svg { width: 1.35rem; height: 1.35rem; fill: currentColor; }
.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
.section { padding: 92px 0; }
.skip-link, .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link:focus { width: auto; height: auto; clip: auto; padding: .8rem 1rem; background: var(--color-secondary); color: #fff; z-index: 999; }
.eyebrow { margin: 0 0 .8rem; color: var(--color-primary-dark); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; }
h1, h2, h3 { margin: 0; color: var(--color-secondary); line-height: 1.08; letter-spacing: -.04em; }
h1 { font-size: clamp(2.7rem, 6vw, 5.8rem); }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); }
h3 { font-size: 1.35rem; }
p { margin: 0 0 1rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; min-height: 48px; padding: .88rem 1.2rem; border-radius: 999px; font-weight: 800; border: 1px solid transparent; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: #fff; box-shadow: 0 12px 30px rgba(31, 111, 191, .26); }
.btn--ghost { color: var(--color-primary-dark); border-color: var(--color-line); background: #fff; }
.site-header { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .9rem max(1rem, calc((100vw - var(--container)) / 2)); background: rgba(255,255,255,.88); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(217,236,248,.82); }
.site-header__brand img { height: 54px; width: auto; }
.site-header__nav { display: flex; align-items: center; gap: .3rem; }
.site-header__nav a { padding: .7rem .9rem; border-radius: 999px; font-weight: 750; color: var(--color-secondary); }
.site-header__nav a:hover { background: var(--color-soft); color: var(--color-primary-dark); }
.site-header__toggle { display: none; background: transparent; border: 0; padding: .5rem; }
.site-header__toggle span:not(.sr-only) { display: block; width: 26px; height: 2px; background: var(--color-secondary); margin: 6px 0; }
.hero { min-height: 86vh; display: grid; align-items: center; background: radial-gradient(circle at 80% 10%, rgba(66,181,232,.18), transparent 34%), linear-gradient(180deg, #fff, #F8FCFF); }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 3rem; align-items: center; }
.hero__subtitle { font-size: clamp(1.1rem, 2vw, 1.35rem); max-width: 58ch; color: var(--color-muted); margin-top: 1.2rem; }
.hero__actions { display: flex; gap: .8rem; flex-wrap: wrap; margin: 2rem 0; }
.hero__chips { list-style: none; display: flex; flex-wrap: wrap; gap: .7rem; padding: 0; margin: 0; }
.hero__chips li { padding: .55rem .85rem; border-radius: 999px; background: #fff; border: 1px solid var(--color-line); color: var(--color-primary-dark); font-weight: 800; box-shadow: 0 10px 28px rgba(15,23,42,.06); }
.hero__visual { position: relative; margin: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); background: var(--color-soft); }
.hero__visual::after { content: ''; position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.55); border-radius: inherit; pointer-events: none; }
.hero__visual img { aspect-ratio: 4/3; width: 100%; height: 100%; object-fit: cover; }
.about { background: #fff; }
.about__grid { display: grid; grid-template-columns: 1fr .72fr; gap: 3rem; align-items: center; }
.about p { max-width: 68ch; }
.about__metrics { display: grid; gap: 1rem; }
.about__metrics article { padding: 1.4rem; border: 1px solid var(--color-line); border-radius: var(--radius-md); background: linear-gradient(180deg, #fff, var(--color-soft)); }
.about__metrics strong { display: block; color: var(--color-primary-dark); font-size: 2rem; line-height: 1; }
.section-heading { max-width: 760px; margin-bottom: 2.4rem; }
.section-heading--center { text-align: center; margin-inline: auto; }
.services { background: var(--color-soft); }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.service-card { background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 1.5rem; box-shadow: 0 14px 34px rgba(15,23,42,.06); }
.service-card__icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 18px; color: #fff; background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); margin-bottom: 1rem; }
.service-card ul { margin: 1rem 0 0; padding: 0; list-style: none; }
.service-card li { padding: .55rem 0; border-top: 1px solid #EAF5FC; }
.service-card li::before { content: '✓'; color: var(--color-primary-dark); font-weight: 900; margin-right: .5rem; }
.solutions__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.solution-card { overflow: hidden; border-radius: var(--radius-lg); border: 1px solid var(--color-line); background: #fff; box-shadow: 0 14px 34px rgba(15,23,42,.07); }
.solution-card img { width: 100%; aspect-ratio: 1.22/1; object-fit: cover; }
.solution-card div { padding: 1.25rem; }
.differentials { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); color: #fff; }
.differentials h2, .differentials .eyebrow { color: #fff; }
.differentials__content { display: grid; grid-template-columns: .82fr 1fr; gap: 2rem; align-items: center; }
.differentials ul { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.differentials li { padding: 1rem; border: 1px solid rgba(255,255,255,.28); border-radius: 16px; background: rgba(255,255,255,.14); font-weight: 800; }
.contact { background: #fff; }
.contact__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 2rem; align-items: start; }
.social-list { display: grid; gap: .85rem; margin-top: 1.5rem; }
.social-list a, .site-footer__links a { display: inline-flex; align-items: center; gap: .75rem; padding: .9rem 1rem; border-radius: 18px; background: var(--color-soft); color: var(--color-primary-dark); font-weight: 850; }
.contact-form { display: grid; gap: 1rem; border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 1.4rem; box-shadow: var(--shadow-soft); }
.contact-form label { display: grid; gap: .4rem; font-weight: 800; color: var(--color-secondary); }
.contact-form input, .contact-form textarea { width: 100%; border: 1px solid var(--color-line); border-radius: 14px; padding: .9rem 1rem; font: inherit; color: var(--color-secondary); background: #fff; }
.contact-form input:focus, .contact-form textarea:focus { outline: 3px solid rgba(66,181,232,.22); border-color: var(--color-primary); }
.honeypot { display: none !important; }
.form-status { min-height: 1.5rem; color: var(--color-primary-dark); font-weight: 800; margin: 0; }
.whatsapp-float { position: fixed; right: 1rem; bottom: 1rem; z-index: 40; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: #25D366; color: #fff; box-shadow: 0 16px 35px rgba(37,211,102,.36); }
.whatsapp-float svg { width: 1.8rem; height: 1.8rem; }
.site-footer { background: var(--color-secondary); color: #CFE9F8; padding-top: 3rem; }
.site-footer__content { display: flex; justify-content: space-between; gap: 2rem; align-items: center; }
.site-footer img { filter: brightness(1.2); }
.site-footer__links { display: flex; flex-wrap: wrap; gap: .65rem; }
.site-footer__links a { background: rgba(255,255,255,.08); color: #fff; }
.site-footer__bottom { text-align: center; padding: 1.3rem; margin-top: 2rem; border-top: 1px solid rgba(255,255,255,.1); font-size: .92rem; }
@media (max-width: 920px) {
    .section { padding: 70px 0; }
    .hero__grid, .about__grid, .contact__grid, .differentials__content { grid-template-columns: 1fr; }
    .services__grid, .solutions__grid { grid-template-columns: 1fr; }
    .site-header__toggle { display: block; }
    .site-header__nav { display: none; position: absolute; left: 1rem; right: 1rem; top: 76px; padding: .8rem; border: 1px solid var(--color-line); border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); }
    .site-header__nav.is-open { display: grid; }
    .differentials ul { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .hero__actions { flex-direction: column; }
    .btn { width: 100%; }
    .site-footer__content { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; }
}