/* =========================================================
   VIVA VERDE ENERGIA — style.css
   ========================================================= */

/* ----- CSS Custom Properties ----- */
:root {
  /* Palette */
  --clr-green-900: #0d3320;
  --clr-green-800: #14522f;
  --clr-green-700: #1a6b3c;
  --clr-green-600: #228b4e;
  --clr-green-500: #2dab61;
  --clr-green-400: #4dc87d;
  --clr-green-300: #7fdea0;
  --clr-green-100: #e6f7ec;
  --clr-green-50:  #f2fbf5;

  --clr-white:     #ffffff;
  --clr-offwhite:  #f8faf9;
  --clr-text:      #1a2e22;
  --clr-muted:     #4d6657;
  --clr-border:    #d1e8d9;

  /* Typography */
  --font-base: 'Plus Jakarta Sans', system-ui, sans-serif;

  --text-xs:   clamp(0.7rem,  1.5vw, 0.75rem);
  --text-sm:   clamp(0.8rem,  1.8vw, 0.875rem);
  --text-base: clamp(0.9rem,  2vw,   1rem);
  --text-md:   clamp(1rem,    2.2vw, 1.125rem);
  --text-lg:   clamp(1.1rem,  2.5vw, 1.25rem);
  --text-xl:   clamp(1.25rem, 3vw,   1.5rem);
  --text-2xl:  clamp(1.5rem,  3.5vw, 2rem);
  --text-3xl:  clamp(1.8rem,  4vw,   2.5rem);
  --text-hero: clamp(2rem,    5vw,   3.25rem);

  /* Spacing */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Misc */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --shadow-sm:  0 1px 3px rgba(13,51,32,.08), 0 1px 2px rgba(13,51,32,.06);
  --shadow-md:  0 4px 16px rgba(13,51,32,.10), 0 2px 6px rgba(13,51,32,.07);
  --shadow-lg:  0 12px 40px rgba(13,51,32,.14), 0 4px 12px rgba(13,51,32,.08);
  --transition: 0.22s ease;
}

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  color: var(--clr-text);
  background: var(--clr-offwhite);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

/* ----- Focus visible ----- */
:focus-visible {
  outline: 2px solid var(--clr-green-500);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ----- Eyebrow ----- */
.eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-green-600);
  margin-bottom: var(--sp-3);
}
.eyebrow--center { display: block; text-align: center; }
.eyebrow--light  { color: var(--clr-green-300); }

/* ----- Section titles ----- */
.section-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.2;
  color: var(--clr-text);
  margin-bottom: var(--sp-10);
}
.section-title--center { text-align: center; }
.section-title strong  { color: var(--clr-green-700); }

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-8);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn:hover  { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(135deg, var(--clr-green-600), var(--clr-green-800));
  color: var(--clr-white);
  box-shadow: 0 4px 18px rgba(34,139,78,.35);
}
.btn--primary:hover { box-shadow: 0 6px 24px rgba(34,139,78,.5); }

.btn--white {
  background: var(--clr-white);
  color: var(--clr-green-800);
  box-shadow: var(--shadow-md);
}
.btn--white:hover { background: var(--clr-green-50); }

.btn--sm { padding: var(--sp-2) var(--sp-6); font-size: var(--text-xs); }
.btn--full { width: 100%; margin-top: var(--sp-4); padding-block: var(--sp-4); }

/* ----- Links ----- */
.link { color: var(--clr-green-700); text-decoration: underline; }

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  height: 68px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.logo__img {
  height: 52px;
  width: auto;
  display: block;
  /* mix-blend-mode multiply faz o preto do fundo desaparecer sobre branco */
  mix-blend-mode: multiply;
}
.logo__img--footer {
  /* No footer escuro, multiply não funciona — usar screen para o fundo preto sumir */
  mix-blend-mode: screen;
  opacity: 0.95;
}

/* Nav */
.nav { margin-left: auto; }
.nav__list {
  display: flex;
  gap: var(--sp-8);
}
.nav__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--clr-muted);
  transition: color var(--transition);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--clr-green-500);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav__link:hover { color: var(--clr-green-700); }
.nav__link:hover::after { width: 100%; }

.header__cta { margin-left: var(--sp-4); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-2);
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--clr-green-800);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-active span:nth-child(2) { opacity: 0; }
.hamburger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(13,51,32,0.88) 0%, rgba(26,107,60,0.82) 60%, rgba(34,139,78,0.78) 100%),
    url('assets/img/hero-bg.jpg') center center / cover no-repeat;
  padding: clamp(4rem, 8vw, 6rem) 0 clamp(5rem, 10vw, 8rem);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero__content .eyebrow { color: var(--clr-green-300); }

.hero__title {
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 1.1;
  color: var(--clr-white);
  margin-bottom: var(--sp-6);
  letter-spacing: -0.02em;
}
.hero__title em {
  font-style: normal;
  color: var(--clr-green-300);
}

.hero__sub {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.82);
  max-width: 480px;
  margin-bottom: var(--sp-8);
  line-height: 1.7;
}

.hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.hero__pills li {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.22);
  color: var(--clr-white);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: var(--sp-1) var(--sp-4);
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

/* Blobs */
.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
}
.hero__blob--1 {
  width: 500px; height: 500px;
  background: var(--clr-green-400);
  top: -200px; right: -100px;
}
.hero__blob--2 {
  width: 300px; height: 300px;
  background: var(--clr-green-300);
  bottom: -100px; left: 20%;
}

/* ----- Form card ----- */
.form-card {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-lg);
}

.form-card__tag {
  display: inline-block;
  background: var(--clr-green-100);
  color: var(--clr-green-700);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: var(--sp-1) var(--sp-3);
  border-radius: 100px;
  margin-bottom: var(--sp-3);
}

.form-card__title {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--clr-text);
  margin-bottom: var(--sp-6);
}

/* Fields */
.field-row { margin-bottom: var(--sp-4); }
.field-row--2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }

.field { display: flex; flex-direction: column; gap: var(--sp-1); }
.field label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field input,
.field select {
  padding: var(--sp-3) var(--sp-4);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--text-sm);
  color: var(--clr-text);
  background: var(--clr-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.field input::placeholder { color: #a0b5a9; }
.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--clr-green-500);
  box-shadow: 0 0 0 3px rgba(45,171,97,.18);
}
.field input.is-invalid,
.field select.is-invalid {
  border-color: #d9534f;
}

.field__error {
  font-size: var(--text-xs);
  color: #c0392b;
  min-height: 1em;
}

/* Checkboxes */
.field--check { margin-top: var(--sp-2); }
.check-label {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--text-xs);
  color: var(--clr-muted);
  cursor: pointer;
  line-height: 1.5;
}
.check-label input[type="checkbox"] {
  width: 16px; height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--clr-green-600);
  cursor: pointer;
}

/* =========================================================
   BENEFITS
   ========================================================= */
.benefits {
  padding: var(--sp-24) 0 var(--sp-20);
  background: var(--clr-white);
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin-bottom: var(--sp-12);
}

.benefit-card {
  padding: var(--sp-8) var(--sp-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  background: var(--clr-offwhite);
  transition: transform var(--transition), box-shadow var(--transition);
  text-align: center;
}
.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.benefit-card__icon {
  width: 56px; height: 56px;
  color: var(--clr-green-600);
  margin: 0 auto var(--sp-5);
}
.benefit-card__icon svg { width: 100%; height: 100%; }

.benefit-card__title {
  font-size: var(--text-md);
  font-weight: 800;
  color: var(--clr-green-800);
  margin-bottom: var(--sp-3);
}

.benefit-card__text {
  font-size: var(--text-sm);
  color: var(--clr-muted);
  line-height: 1.7;
}

.benefits__cta { text-align: center; }

/* =========================================================
   STEPS
   ========================================================= */
.steps {
  padding: var(--sp-24) 0;
  background: var(--clr-green-50);
  position: relative;
}

.steps__grid {
  display: flex;
  align-items: stretch;
  gap: var(--sp-4);
  margin-bottom: var(--sp-12);
}

.step-card {
  flex: 1;
  padding: var(--sp-8) var(--sp-6);
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-card__num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--clr-green-100);
  line-height: 1;
  margin-bottom: var(--sp-4);
  letter-spacing: -0.03em;
  -webkit-text-stroke: 1px var(--clr-green-300);
}

.step-card__title {
  font-size: var(--text-md);
  font-weight: 800;
  color: var(--clr-green-800);
  margin-bottom: var(--sp-3);
}

.step-card__text {
  font-size: var(--text-sm);
  color: var(--clr-muted);
  line-height: 1.7;
}

.step-card__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--clr-green-300);
  flex-shrink: 0;
  padding: 0 var(--sp-2);
  padding-top: var(--sp-8);
}

.steps__cta { text-align: center; }

/* =========================================================
   REQUISITES
   ========================================================= */
.requisites {
  padding: var(--sp-24) 0;
  background: var(--clr-white);
}

.requisites__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.requisites__content .section-title { margin-bottom: var(--sp-8); }
.requisites__content strong { border-bottom: 3px solid var(--clr-green-400); }

.req-list { margin-bottom: var(--sp-10); display: flex; flex-direction: column; gap: var(--sp-4); }
.req-list__item {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--clr-text);
}
.req-list__icon {
  width: 32px; height: 32px;
  color: var(--clr-green-600);
  flex-shrink: 0;
}
.req-list__icon svg { width: 100%; height: 100%; }

/* Image frame */
.img-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-lg);
}
.img-frame img { width: 100%; height: 100%; object-fit: cover; }
.img-frame--rounded { border-radius: var(--radius-xl); }

.img-fallback {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--sp-3);
  background: linear-gradient(135deg, var(--clr-green-700), var(--clr-green-500));
  color: var(--clr-white);
}
.img-fallback span { font-size: 3rem; }
.img-fallback p { font-weight: 700; font-size: var(--text-lg); }
.img-fallback--dark { background: linear-gradient(135deg, var(--clr-green-900), var(--clr-green-700)); }

/* =========================================================
   FAQ
   ========================================================= */
.faq {
  padding: var(--sp-24) 0;
  background: var(--clr-green-50);
}

.accordion {
  max-width: 760px;
  margin: 0 auto;
  border-top: 1px solid var(--clr-border);
}

.accordion__item { border-bottom: 1px solid var(--clr-border); }

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--sp-6) 0;
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--clr-text);
  text-align: left;
  gap: var(--sp-4);
  transition: color var(--transition);
}
.accordion__trigger:hover { color: var(--clr-green-700); }

.accordion__icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  border: 2px solid var(--clr-green-400);
  border-radius: 50%;
  position: relative;
  transition: background var(--transition), transform var(--transition);
}
.accordion__icon::before,
.accordion__icon::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 10px; height: 2px;
  background: var(--clr-green-600);
  border-radius: 2px;
  translate: -50% -50%;
  transition: transform var(--transition), opacity var(--transition);
}
.accordion__icon::after { transform: rotate(90deg); }

.accordion__trigger[aria-expanded="true"] .accordion__icon {
  background: var(--clr-green-600);
  border-color: var(--clr-green-600);
}
.accordion__trigger[aria-expanded="true"] .accordion__icon::before { background: white; }
.accordion__trigger[aria-expanded="true"] .accordion__icon::after { transform: rotate(0deg); opacity: 0; }

.accordion__body {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.accordion__body p {
  padding-bottom: var(--sp-6);
  color: var(--clr-muted);
  font-size: var(--text-base);
  line-height: 1.75;
}
.accordion__item--open .accordion__body,
.accordion__body:not([hidden]) {
  max-height: 600px;
}

/* =========================================================
   FINAL CTA
   ========================================================= */
.final-cta {
  background: linear-gradient(135deg, var(--clr-green-900) 0%, var(--clr-green-700) 100%);
  padding: var(--sp-24) 0;
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: var(--clr-green-600);
  opacity: 0.15;
  top: -200px; right: -200px;
  filter: blur(80px);
}

.final-cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
  position: relative;
  z-index: 2;
}

.final-cta__title {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.15;
  margin-bottom: var(--sp-6);
  letter-spacing: -0.02em;
}

.final-cta__text {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  margin-bottom: var(--sp-10);
  max-width: 460px;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--clr-green-900);
  padding: var(--sp-12) 0 0;
  color: rgba(255,255,255,0.7);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-8);
  padding-bottom: var(--sp-10);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer__brand { margin-right: auto; }
.footer__tagline {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  margin-top: var(--sp-2);
}

.footer__social { display: flex; gap: var(--sp-3); }
.social-link {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.6);
  transition: background var(--transition), color var(--transition);
}
.social-link:hover { background: rgba(255,255,255,0.1); color: var(--clr-white); }
.social-link svg { width: 18px; height: 18px; }

.footer__links { display: flex; align-items: center; gap: var(--sp-4); }
.footer__link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer__link:hover { color: var(--clr-white); }

.footer__bottom {
  padding: var(--sp-5) 0;
  text-align: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

/* =========================================================
   MODAL
   ========================================================= */

/* Guarantee [hidden] always hides — overrides any display value */
[hidden] { display: none !important; }

.modal__overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,51,32,0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  animation: fadeIn 0.2s ease;
}
.modal {
  position: fixed;
  inset: 0;
  z-index: 201;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-4);
}
.modal__box {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: var(--sp-12) var(--sp-10);
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
}
.modal__icon { font-size: 3rem; margin-bottom: var(--sp-4); }
.modal__title {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--clr-green-800);
  margin-bottom: var(--sp-3);
}
.modal__text {
  font-size: var(--text-base);
  color: var(--clr-muted);
  line-height: 1.7;
  margin-bottom: var(--sp-8);
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(24px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* =========================================================
   RESPONSIVE
   ========================================================= */

/* Tablet */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__content { max-width: 600px; }
  .hero__form-wrap { max-width: 600px; }

  .benefits__grid { grid-template-columns: 1fr; }

  .steps__grid { flex-direction: column; }
  .step-card__arrow { transform: rotate(90deg); padding: 0; text-align: center; padding-bottom: var(--sp-4); }

  .requisites__inner { grid-template-columns: 1fr; }
  .requisites__image { max-width: 480px; margin: 0 auto; width: 100%; }

  .final-cta__inner { grid-template-columns: 1fr; }
  .final-cta__image { max-width: 480px; margin: 0 auto; width: 100%; }
}

/* Mobile */
@media (max-width: 640px) {
  .nav { display: none; position: fixed; top: 68px; left: 0; right: 0; background: var(--clr-white); border-bottom: 1px solid var(--clr-border); box-shadow: var(--shadow-md); z-index: 99; padding: var(--sp-4) var(--sp-6) var(--sp-6); }
  .nav.is-open { display: block; }
  .nav__list { flex-direction: column; gap: var(--sp-4); }
  .nav__link { font-size: var(--text-base); }

  .header__cta { display: none; }
  .hamburger { display: flex; }

  .field-row--2 { grid-template-columns: 1fr; }

  .footer__inner { flex-direction: column; align-items: flex-start; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}