/* ============================================================
   CUESTA SOLAR — Componentes
   ============================================================ */

/* ---------- Eyebrow / kicker ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--t-low);
  font-weight: 600;
}
.eyebrow::before {
  content: "";
  width: 24px; height: 1px;
  background: var(--grad-fusion);
}
.eyebrow--gold { color: var(--gold-ink); }
.eyebrow--blue { color: var(--blue-deep); }

/* ---------- Texto gradiente ---------- */
.grad-text {
  background: var(--grad-fusion);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.grad-gold {
  background: linear-gradient(120deg, #e0820a, #c2710a);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.grad-blue {
  background: linear-gradient(120deg, #0094c2, #006e8c);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- Botões ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-4) var(--s-6);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: .01em;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  isolation: isolate;
  transition: transform var(--d-fast) var(--e-out),
              box-shadow var(--d-base) var(--e-out),
              border-color var(--d-base) var(--e-out),
              color var(--d-fast) var(--e-out);
}
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--grad-solar);
  color: #1a1300;
  box-shadow: 0 10px 34px -12px rgba(255,160,0,.7);
}
.btn--primary:hover { box-shadow: 0 16px 44px -10px rgba(255,160,0,.85); }

.btn--electric {
  background: var(--grad-electric);
  color: #00161c;
  box-shadow: 0 10px 34px -12px rgba(0,180,220,.7);
}
.btn--electric:hover { box-shadow: 0 16px 44px -10px rgba(0,200,240,.85); }

.btn--ghost {
  background: var(--c-surface);
  color: var(--t-hi);
  border: 1px solid var(--c-line-strong);
  box-shadow: var(--shadow-sm);
}
.btn--ghost:hover {
  border-color: var(--blue);
  box-shadow: var(--glow-blue);
}

.btn--lg { padding: var(--s-5) var(--s-7); font-size: var(--fs-base); }

/* botão whatsapp — verde oficial */
.btn--wa {
  background: #25D366;
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 34px -12px rgba(37,211,102,.5);
  white-space: normal;
  text-align: center;
  max-width: 100%;
  word-break: break-word;
}
.btn--wa:hover {
  background: #1ebe5a;
  border-color: transparent;
  box-shadow: 0 16px 44px -10px rgba(37,211,102,.65);
}

/* ícone whatsapp dentro de botões via ::after opcional */
.btn--wa::before {
  content: "";
  width: 17px; height: 17px;
  flex-shrink: 0;
  background: currentColor;
  -webkit-mask: var(--ico-wa) center/contain no-repeat;
  mask: var(--ico-wa) center/contain no-repeat;
}
:root {
  --ico-wa: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M.057 24l1.687-6.163a11.867 11.867 0 01-1.587-5.946C.16 5.335 5.495 0 12.05 0a11.817 11.817 0 018.413 3.488 11.824 11.824 0 013.48 8.414c-.003 6.557-5.338 11.892-11.893 11.892a11.9 11.9 0 01-5.688-1.448L.057 24zm6.597-3.807c1.676.995 3.276 1.591 5.392 1.592 5.448 0 9.886-4.434 9.889-9.885.002-5.462-4.415-9.89-9.881-9.892-5.452 0-9.887 4.434-9.889 9.884a9.86 9.86 0 001.515 5.26l-.999 3.648 3.973-1.607zm11.387-5.464c-.074-.124-.272-.198-.57-.347-.297-.149-1.758-.868-2.031-.967-.272-.099-.47-.149-.669.149-.198.297-.768.967-.941 1.165-.173.198-.347.223-.644.074-.297-.149-1.255-.462-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.297-.347.446-.521.151-.172.2-.296.3-.495.099-.198.05-.372-.025-.521-.075-.148-.669-1.611-.916-2.206-.242-.579-.487-.501-.669-.51l-.57-.01c-.198 0-.52.074-.792.372s-1.04 1.016-1.04 2.479 1.065 2.876 1.213 3.074c.149.198 2.095 3.2 5.076 4.487.709.306 1.263.489 1.694.626.712.226 1.36.194 1.872.118.571-.085 1.758-.719 2.006-1.413.248-.695.248-1.29.173-1.414z'/%3E%3C/svg%3E");
}

/* ---------- Glass card ---------- */
.card {
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: var(--s-6);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--d-base) var(--e-out),
              border-color var(--d-base) var(--e-out),
              box-shadow var(--d-base) var(--e-out),
              background var(--d-base) var(--e-out);
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,196,77,.35), transparent 42%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .5; pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--c-line-strong);
  box-shadow: var(--shadow-md);
}
.card__index {
  font-family: var(--f-display);
  font-size: var(--fs-xs);
  color: var(--t-faint);
  letter-spacing: .1em;
}
.card__icon {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 14px;
  margin-bottom: var(--s-5);
  background: linear-gradient(135deg, rgba(255,196,77,.16), rgba(0,160,200,.10));
  color: var(--gold-deep);
  border: 1px solid var(--c-line);
}
.card__icon svg { width: 26px; height: 26px; }
.card h3 { font-size: var(--fs-lg); margin-bottom: var(--s-3); }
.card p { font-size: var(--fs-sm); color: var(--t-mid); }

/* card com glow de marca no hover */
.card--gold:hover { box-shadow: var(--glow-gold); border-color: rgba(255,193,7,.35); }
.card--blue:hover { box-shadow: var(--glow-blue); border-color: rgba(0,212,255,.35); }

/* ---------- Pill / badge ---------- */
.pill {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: var(--s-1) var(--s-3);
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-line);
  font-size: var(--fs-xs);
  color: var(--t-mid);
  background: var(--c-surface);
  box-shadow: var(--shadow-sm);
}
.pill__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.pill__dot--blue { background: var(--blue); }

/* ---------- Accordion ---------- */
.acc { border-top: 1px solid var(--c-line); }
.acc__item { border-bottom: 1px solid var(--c-line); }
.acc__head {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-4);
  padding: var(--s-6) 0;
  text-align: left;
  font-family: var(--f-display);
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--t-hi);
  transition: color var(--d-fast);
}
.acc__head:hover { color: var(--gold); }
.acc__sign {
  position: relative;
  flex-shrink: 0;
  width: 22px; height: 22px;
}
.acc__sign::before, .acc__sign::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  background: currentColor; transition: transform var(--d-base) var(--e-out);
}
.acc__sign::before { width: 14px; height: 1.5px; transform: translate(-50%,-50%); }
.acc__sign::after  { width: 1.5px; height: 14px; transform: translate(-50%,-50%); }
.acc__item.is-open .acc__sign::after { transform: translate(-50%,-50%) scaleY(0); }
.acc__item.is-open .acc__head { color: var(--gold); }
.acc__body {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--d-base) var(--e-inout);
}
.acc__body-inner {
  padding-bottom: var(--s-6);
  max-width: 68ch;
  color: var(--t-mid);
  font-size: var(--fs-sm);
}

/* ---------- Stat ---------- */
.stat__num {
  font-family: var(--f-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  line-height: 1;
  letter-spacing: var(--ls-head);
}
.stat__label {
  margin-top: var(--s-2);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--t-low);
}

/* ---------- Section heading bloco ---------- */
.head {
  max-width: 1040px;
  margin-bottom: var(--s-8);
}
.head__title {
  font-size: var(--fs-2xl);
  max-width: 18ch;
  margin-top: var(--s-4);
  margin-bottom: var(--s-5);
}
.head__lead {
  font-size: var(--fs-md);
  color: var(--t-mid);
  max-width: 60ch;
}
.head--center { margin-inline: auto; text-align: center; }
.head--center .eyebrow { justify-content: center; }
.head--center .head__lead { margin-inline: auto; }

/* ---------- Modal + Formulário de lead ---------- */
.modal {
  position: fixed; inset: 0; z-index: var(--z-modal, 9999);
  display: grid; place-items: center;
  padding: var(--s-5);
  background: rgba(8,12,18,.6);
  backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden;
  transition: opacity var(--d-base) var(--e-out), visibility var(--d-base) var(--e-out);
}
.modal.is-open { opacity: 1; visibility: visible; }
.modal__dialog {
  position: relative;
  width: 100%; max-width: 540px;
  max-height: 92vh; overflow-y: auto;
  background: var(--c-surface);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: clamp(28px, 5vw, 48px);
  transform: translateY(18px) scale(.97);
  transition: transform var(--d-base) var(--e-out);
}
.modal.is-open .modal__dialog { transform: none; }
.modal__close {
  position: absolute; top: var(--s-4); right: var(--s-4);
  width: 40px; height: 40px; display: grid; place-items: center;
  border-radius: 50%; cursor: pointer;
  border: 1px solid var(--c-line); background: var(--c-bg); color: var(--t-hi);
  font-size: 1.2rem; line-height: 1;
  transition: border-color var(--d-fast), color var(--d-fast);
}
.modal__close:hover { border-color: var(--gold); color: var(--gold-deep); }
.modal__eyebrow { margin-bottom: var(--s-3); }
.modal__title { font-family: var(--f-display); font-size: var(--fs-lg); letter-spacing: var(--ls-head); }
.modal__sub { font-size: var(--fs-sm); color: var(--t-mid); margin-top: var(--s-2); }
.modal__produto { color: var(--gold-deep); font-weight: 600; }

.form { display: grid; gap: var(--s-4); margin-top: var(--s-6); }
.field { display: grid; gap: var(--s-2); }
.field--row { grid-template-columns: 1fr 1fr; gap: var(--s-4); display: grid; }
.field label {
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: .04em;
  color: var(--t-hi);
}
.field input, .field select {
  width: 100%;
  padding: var(--s-3) var(--s-4);
  font-size: var(--fs-sm); font-family: inherit; color: var(--t-hi);
  background: var(--c-bg);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius);
  transition: border-color var(--d-fast) var(--e-out), box-shadow var(--d-fast) var(--e-out);
}
.field input::placeholder { color: var(--t-faint); }
.field input:focus, .field select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(255,193,7,.16);
}
.field input:user-invalid, .field select:user-invalid { border-color: #d6453c; }
.form__status { font-size: var(--fs-sm); min-height: 1.2em; }
.form__status--ok { color: #1e9e5a; }
.form__status--err { color: #d6453c; }
.form .btn[disabled] { opacity: .6; pointer-events: none; }
@media (max-width: 480px) {
  .field--row { grid-template-columns: 1fr; }
}

/* botão de voltar ao topo */
.totop {
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(16px, 3vw, 32px);
  z-index: var(--z-nav);
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--c-line-strong);
  backdrop-filter: blur(12px);
  color: var(--t-hi);
  opacity: 0; transform: translateY(16px) scale(.9);
  pointer-events: none;
  transition: opacity var(--d-base) var(--e-out), transform var(--d-base) var(--e-out);
}
.totop.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.totop:hover { border-color: var(--gold); box-shadow: var(--glow-gold); }