/* =========================
   OQR Energia Solar - Styles
   ========================= */

:root{
  --navy: #02033A;
  --navy-2: #090A4A;
  --accent: #FACA09;

  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --alt: #F1F5F9;
  --border: #E2E8F0;

  --text: #0F172A;
  --muted: #475569;

  --whats: #25D366;
  --whats-hover: #1FB457;

  --shadow: 0 12px 28px rgba(2, 3, 58, .10);
  --shadow-2: 0 10px 18px rgba(2, 3, 58, .12);

  --radius: 18px;
  --radius-sm: 14px;
  --container: 1120px;

  --font-head: "Sora", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;

  --focus: 0 0 0 4px rgba(250, 202, 9, .30);
}


/* Buttons */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  border-radius: 999px;
  padding: .85rem 1.1rem;
  font-weight: 800;
  letter-spacing: .2px;
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }
.btn:focus{ outline: none; box-shadow: var(--focus); }

.btn--small{ padding: .65rem .9rem; font-size: .95rem; }

.btn--primary{
  background: var(--navy);
  color: #fff;
}
.btn--primary:hover{ background: var(--navy-2); }

.btn--ghost{
  background: transparent;
  color: var(--navy);
  border-color: rgba(2, 3, 58, .18);
}
.btn--ghost:hover{ background: rgba(2, 3, 58, .04); }

.btn--whats{
  background: var(--whats);
  color: #06210f;
  border-color: rgba(2,3,58,.10);
}
.btn--whats:hover{ background: var(--whats-hover); }

.btn--block{ width: 100%; }

/* Hero */
.hero{
  position: relative;
  padding: 3.2rem 0 2.2rem;
  overflow: clip;
}
.hero__grid{
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 2rem;
  align-items: start;
}

.eyebrow{
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(2,3,58,.72);
  margin-bottom: .6rem;
  font-size: .85rem;
}

.hero h1{
  font-family: var(--font-head);
  font-size: clamp(2.05rem, 3.2vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 0 0 .9rem;
}

.lead{
  font-size: 1.08rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.hero__trust{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .8rem;
  margin: 1rem 0 1.2rem;
}
.kpi{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .8rem .85rem;
  box-shadow: 0 10px 18px rgba(2,3,58,.06);
}
.kpi__value{
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--navy);
}
.kpi__label{
  display: block;
  color: var(--muted);
  font-weight: 600;
  font-size: .92rem;
}

.hero__actions{
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
  margin: .6rem 0 1rem;
}
.hero__note{
  color: rgba(71, 85, 105, .9);
  font-weight: 600;
  font-size: .98rem;
}

.hero__card .card{
  background: rgba(255,255,255,.92);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.15rem;
}
.card__title{
  font-family: var(--font-head);
  margin: 0 0 .35rem;
  font-size: 1.35rem;
}
.card__subtitle{
  color: var(--muted);
  margin: 0 0 1rem;
}

/* Form */
.form{ display: grid; gap: .85rem; }
.form__row{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
}

.field{ display: grid; gap: .35rem; }
.field__label{
  font-weight: 700;
  color: rgba(2,3,58,.82);
  font-size: .92rem;
}
input, select, textarea{
  width: 100%;
  padding: .78rem .85rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font: inherit;
  box-shadow: 0 6px 14px rgba(2,3,58,.04);
}
textarea{ resize: vertical; min-height: 92px; }
input:focus, select:focus, textarea:focus{
  outline: none;
  border-color: rgba(250, 202, 9, .75);
  box-shadow: var(--focus);
}

.form__fineprint{
  margin: .25rem 0 0;
  color: rgba(71, 85, 105, .95);
  font-size: .93rem;
}



/* Responsive */
@media (max-width: 980px){
  .hero__grid{ grid-template-columns: 1fr; }
  .hero{ padding-top: 2.4rem; }
  .gallery{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3{ grid-template-columns: 1fr; }
  .cta-final{ grid-template-columns: 1fr; }
  .footer__inner{ grid-template-columns: 1fr; }
}

@media (max-width: 820px){
  .nav-toggle{ display: inline-flex; }
  .nav{
    position: absolute;
    left: 1rem; right: 1rem;
    top: calc(100% + .6rem);
    background: rgba(255,255,255,.96);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: .6rem;
    box-shadow: var(--shadow);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: .2rem;
  }
  .nav.is-open{ display: flex; }
  .nav a{ padding: .7rem .8rem; }
  .form__row{ grid-template-columns: 1fr; }
  .cta-band{ flex-direction: column; align-items: flex-start; }
}