/* ===========================================================
   Koning Materiais de Construção — Identidade visual
   Paleta: azul profundo (confiança) + ciano (do logo)
   =========================================================== */
:root {
  --navy:      #0b2236;
  --navy-700:  #0f2d47;
  --navy-600:  #163f60;
  --cyan:      #1aa6cc;
  --cyan-600:  #1590b3;
  --ink:       #16202b;
  --muted:     #5b6b7a;
  --line:      #e4e9ef;
  --bg:        #ffffff;
  --bg-soft:   #f5f8fb;
  --wa:        #25d366;
  --wa-dark:   #1da851;
  --radius:    16px;
  --shadow:    0 10px 30px rgba(15, 47, 74, .10);
  --shadow-sm: 0 4px 14px rgba(15, 47, 74, .08);
  --maxw:      1140px;
  --font:      'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --display:   'Poppins', var(--font);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.ico { width: 1.15em; height: 1.15em; fill: currentColor; flex: none; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55em;
  font-weight: 600; font-size: .98rem;
  padding: .72em 1.3em; border-radius: 999px;
  border: 2px solid transparent; cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn--lg { padding: .9em 1.7em; font-size: 1.05rem; }
.btn--block { display: flex; justify-content: center; width: 100%; }
.btn--wa { background: var(--wa); color: #fff; }
.btn--wa:hover { background: var(--wa-dark); box-shadow: 0 8px 22px rgba(37,211,102,.4); }
.btn--ghost { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.5); }
.btn--ghost:hover { background: #fff; color: var(--navy); }
.btn--dark { background: var(--navy); color: #fff; }
.btn--dark:hover { background: var(--navy-600); box-shadow: var(--shadow-sm); }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--navy);
  color: #cfe0ef;
  font-size: .82rem;
}
.topbar__inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 38px; }
.topbar__item { display: inline-flex; align-items: center; gap: .5em; }
.topbar .ico { fill: var(--cyan); }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 90px; gap: 16px; }

.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--navy); }
.brand__img { height: 82px; width: auto; }
.brand__mark { color: var(--cyan); display: inline-flex; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__text strong { font-family: var(--display); font-size: 1.4rem; font-weight: 800; letter-spacing: .02em; color: var(--navy); }
.brand__text small { font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a { font-weight: 600; color: var(--ink); font-size: .96rem; transition: color .15s; }
.nav a:hover { color: var(--cyan-600); }
.nav__cta { color: #fff !important; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 26px; height: 3px; background: var(--navy); border-radius: 2px; transition: .25s; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(11,34,54,.97) 0%, rgba(15,45,71,.94) 55%, rgba(22,63,96,.9) 100%),
    url("assets/img/hero.jpg") center/cover no-repeat,
    var(--navy);
  overflow: hidden;
}
/* Textura blueprint sutil (caso não haja foto, o padrão dá profundidade) */
.hero__overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 70% 20%, #000, transparent 75%);
  pointer-events: none;
}
.hero__inner { position: relative; padding: 90px 20px 100px; max-width: 760px; }
.hero__eyebrow {
  display: inline-block; font-weight: 600; font-size: .8rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--cyan); background: rgba(26,166,204,.16); border: 1px solid rgba(26,166,204,.4);
  padding: .4em 1em; border-radius: 999px; margin: 0 0 22px;
}
.hero__title { font-size: clamp(2.1rem, 5.2vw, 3.5rem); font-weight: 800; margin-bottom: .35em; }
.hero__title span { color: var(--cyan); }
.hero__lead { font-size: clamp(1.02rem, 2.2vw, 1.2rem); color: #d7e4f0; max-width: 600px; margin: 0 0 32px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Features ---------- */
.features { background: var(--bg); margin-top: -46px; position: relative; z-index: 5; }
.features__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px; box-shadow: var(--shadow);
}
.feature__ico { width: 40px; height: 40px; fill: var(--cyan); margin-bottom: 14px; }
.feature h3 { font-size: 1.15rem; margin-bottom: .3em; color: var(--navy); }
.feature p { margin: 0; color: var(--muted); font-size: .96rem; }

/* ---------- Seções genéricas ---------- */
section { scroll-margin-top: 80px; }
.eyebrow { font-weight: 700; font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--cyan-600); margin: 0 0 .5em; }
.eyebrow--light { color: var(--cyan); }
.section-head { max-width: 640px; margin: 0 auto 44px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); color: var(--navy); }
.section-head__lead { color: var(--muted); margin: 0; }

/* ---------- Sobre ---------- */
.sobre { padding: 84px 0; }
.sobre__inner { display: grid; grid-template-columns: 1.3fr .9fr; gap: 56px; align-items: center; }
.sobre__text h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); color: var(--navy); }
.sobre__text p { color: var(--muted); margin: 0 0 1.1em; }
.sobre__text .btn { margin-top: 8px; }
.sobre__stats { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.sobre__stats li {
  background: var(--bg-soft); border: 1px solid var(--line); border-left: 4px solid var(--cyan);
  border-radius: 12px; padding: 18px 22px;
}
.sobre__stats strong { display: block; font-family: var(--display); font-size: 1.7rem; color: var(--navy); line-height: 1; }
.sobre__stats span { color: var(--muted); font-size: .92rem; }

/* ---------- Produtos ---------- */
.produtos { padding: 84px 0; background: var(--bg-soft); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px; transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #cfe0ef; }
.card__ico {
  width: 56px; height: 56px; border-radius: 14px; margin-bottom: 18px;
  display: grid; place-items: center; background: linear-gradient(135deg, var(--navy), var(--navy-600));
}
.card__ico svg { width: 28px; height: 28px; fill: var(--cyan); }
.card h3 { font-size: 1.2rem; color: var(--navy); margin-bottom: .3em; }
.card p { margin: 0; color: var(--muted); font-size: .96rem; }
.produtos__note { text-align: center; color: var(--muted); margin: 38px 0 0; font-size: 1rem; }

/* ---------- Horários ---------- */
.horarios { padding: 72px 0; background: var(--navy); color: #fff; }
.horarios__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.horarios__head h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); color: #fff; }
.horarios__head p { color: #c3d5e6; margin: 0; }
.horarios__list { list-style: none; margin: 0; padding: 0; }
.horarios__list li {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 16px 20px; border-radius: 12px; background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12); margin-bottom: 12px;
}
.horarios__list span { color: #c3d5e6; }
.horarios__list strong { color: var(--cyan); font-family: var(--display); }

/* ---------- Contato ---------- */
.contato { padding: 84px 0; }
.contato__grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; align-items: stretch; }
.contato__cards { display: flex; flex-direction: column; gap: 14px; }
.contact-card {
  display: flex; align-items: center; gap: 16px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 20px; transition: transform .15s ease, box-shadow .2s ease, border-color .2s;
}
a.contact-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); border-color: #cfe0ef; }
.contact-card .ico { width: 30px; height: 30px; padding: 8px; border-radius: 10px; background: var(--bg-soft); fill: var(--navy); box-sizing: content-box; }
.contact-card span { display: block; font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.contact-card strong { font-size: 1.05rem; color: var(--navy); }
.contact-card--wa .ico { background: rgba(37,211,102,.14); fill: var(--wa-dark); }
.contact-card--ig .ico { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); fill: #fff; }
.contact-card--static { cursor: default; }
.contato__cards .btn { margin-top: 4px; }

.contato__map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); min-height: 380px; }
.contato__map iframe { width: 100%; height: 100%; min-height: 380px; border: 0; display: block; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: #cfe0ef; padding-top: 48px; }
.footer__inner { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding-bottom: 36px; }
.footer__brand { display: flex; gap: 16px; align-items: center; }
.footer__logo { width: 76px; height: 76px; border-radius: 50%; flex: none; }
.footer__brand strong { font-family: var(--display); color: #fff; font-size: 1.1rem; display: block; }
.footer__brand p { margin: .35em 0 0; font-size: .9rem; color: #a9c1d6; max-width: 320px; }
.footer__links { display: flex; flex-direction: column; gap: 10px; font-size: .94rem; }
.footer__links a:hover { color: var(--cyan); }
.footer__bar { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; font-size: .84rem; color: #90a9c0; }

/* ---------- Botão flutuante WhatsApp ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--wa); display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(37,211,102,.45);
  animation: waPulse 2.4s infinite;
}
.wa-float svg { width: 32px; height: 32px; fill: #fff; }
.wa-float:hover { background: var(--wa-dark); }
@keyframes waPulse { 0% { box-shadow: 0 0 0 0 rgba(37,211,102,.5); } 70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); } 100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); } }

/* ===========================================================
   Responsivo
   =========================================================== */
@media (max-width: 900px) {
  .topbar__hours { display: none; }
  .nav {
    position: fixed; inset: 90px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 8px 20px 20px; box-shadow: var(--shadow);
    transform: translateY(-110%); transition: transform .3s ease, visibility .3s;
    pointer-events: none; visibility: hidden;
  }
  .nav.open { transform: translateY(0); pointer-events: auto; visibility: visible; }
  .nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .nav__cta { justify-content: center; margin-top: 14px; border-radius: 999px; }
  .nav__toggle { display: flex; }

  .features__grid { grid-template-columns: 1fr; }
  .sobre__inner { grid-template-columns: 1fr; gap: 36px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .horarios__inner { grid-template-columns: 1fr; gap: 28px; }
  .contato__grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .topbar { font-size: .76rem; }
  .cards { grid-template-columns: 1fr; }
  .hero__inner { padding: 64px 20px 80px; }
  .hero__actions .btn { flex: 1 1 100%; justify-content: center; }
  .footer__inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; transition: none !important; }
}