/* BraboThech — layout inspirado em sites corporativos tipo ConstruPedras */
:root {
  --color-bg: #0f1419;
  --color-surface: #1a222d;
  --color-surface2: #232d3b;
  --color-accent: #c9a227;
  --color-accent-hover: #e0b82e;
  --color-text: #e8eaed;
  --color-muted: #9aa3ad;
  --color-border: rgba(255, 255, 255, 0.08);
  --font-head: "Outfit", system-ui, sans-serif;
  --font-body: "Barlow", system-ui, sans-serif;
  --radius: 12px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  color: var(--color-accent-hover);
}

code {
  font-size: 0.85em;
  background: var(--color-surface2);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* Hero: ocupa mais largura em monitores grandes */
.container--hero {
  width: min(1120px, 92vw);
}

@media (min-width: 1200px) {
  .container--hero {
    width: min(1280px, 90vw);
  }
}

@media (min-width: 1400px) {
  .container--hero {
    width: min(1440px, 88vw);
  }
}

@media (min-width: 1600px) {
  .container--hero {
    width: min(1560px, 86vw);
  }
}

@media (min-width: 1920px) {
  .container--hero {
    width: min(1680px, 85vw);
  }
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
}

.logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--color-accent);
}

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.main-nav a {
  color: var(--color-muted);
  font-weight: 600;
  font-size: 0.95rem;
}

.main-nav a:hover {
  color: var(--color-text);
}

.btn-nav {
  background: var(--color-accent);
  color: var(--color-bg) !important;
  padding: 0.5rem 1rem;
  border-radius: 8px;
}

.btn-nav:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
}

/* Hero */
.hero {
  position: relative;
  min-height: min(88vh, 720px);
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 85% 75% at 50% 42%, rgba(45, 58, 75, 0.45) 0%, transparent 55%),
    linear-gradient(135deg, rgba(15, 20, 25, 0.92) 0%, rgba(26, 34, 45, 0.85) 50%, rgba(15, 20, 25, 0.95) 100%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c9a227' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  z-index: 0;
}

.hero-bg::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--color-bg), transparent);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  align-items: end;
  gap: 0 1.25rem;
  padding-block: 1.75rem 2.5rem;
  padding-inline: 0;
  min-height: min(78vh, 640px);
}

@media (min-width: 480px) {
  .hero-inner {
    gap: 0 1.75rem;
    padding-block: 2rem 3rem;
  }
}

@media (min-width: 900px) {
  .hero-inner {
    grid-template-columns: minmax(240px, 40%) 1fr;
    align-items: center;
    gap: 0 2.5rem;
    padding-block: 3rem 4rem;
    min-height: min(88vh, 720px);
  }
}

@media (min-width: 1200px) {
  .hero-inner {
    grid-template-columns: minmax(280px, 38%) 1fr;
    gap: 0 3rem;
    min-height: min(88vh, 760px);
  }
}

@media (min-width: 1600px) {
  .hero-inner {
    grid-template-columns: minmax(320px, 36%) 1fr;
    gap: 0 3.5rem;
    min-height: min(88vh, 820px);
  }
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  order: 1;
  margin-bottom: -0.5rem;
  pointer-events: none;
}

@media (min-width: 900px) {
  .hero-visual {
    justify-content: flex-start;
    align-items: flex-end;
    order: 0;
    margin-bottom: 0;
    align-self: end;
  }
}

.hero-photo {
  width: min(100%, min(92vw, 340px));
  max-height: min(52vh, 480px);
  height: auto;
  object-fit: contain;
  object-position: bottom center;
  filter: drop-shadow(0 20px 36px rgba(0, 0, 0, 0.5));
}

@media (min-width: 600px) {
  .hero-photo {
    width: min(100%, 400px);
    max-height: min(56vh, 520px);
  }
}

@media (min-width: 900px) {
  .hero-photo {
    width: 100%;
    max-width: 460px;
    max-height: min(72vh, 620px);
    object-position: bottom left;
  }
}

@media (min-width: 1200px) {
  .hero-photo {
    max-width: 520px;
    max-height: min(74vh, 660px);
  }
}

@media (min-width: 1400px) {
  .hero-photo {
    max-width: 580px;
    max-height: min(76vh, 700px);
  }
}

@media (min-width: 1600px) {
  .hero-photo {
    max-width: 640px;
    max-height: min(78vh, 740px);
  }
}

@media (min-width: 1920px) {
  .hero-photo {
    max-width: 700px;
    max-height: min(80vh, 780px);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: 1rem 0 2rem;
  order: 0;
}

@media (min-width: 900px) {
  .hero-content {
    padding-block: 2rem 3rem;
    order: 1;
  }
}

.hero-tag {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: clamp(0.65rem, 2vw, 0.8rem);
  color: var(--color-accent);
  margin: 0 0 0.85rem;
  font-weight: 600;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 6.5vw, 3.15rem);
  font-weight: 700;
  line-height: 1.12;
  margin: 0 0 1.1rem;
  max-width: 20ch;
}

@media (min-width: 900px) {
  .hero h1 {
    font-size: clamp(2.25rem, 4.2vw, 3.35rem);
    max-width: 18ch;
  }
}

@media (min-width: 1200px) {
  .hero h1 {
    font-size: clamp(2.5rem, 3.8vw, 3.75rem);
    max-width: 20ch;
  }
}

@media (min-width: 1400px) {
  .hero h1 {
    font-size: clamp(2.75rem, 3.4vw, 4.1rem);
    max-width: 22ch;
  }
}

@media (min-width: 1600px) {
  .hero h1 {
    font-size: clamp(3rem, 3vw, 4.5rem);
  }
}

.hero h1 strong {
  color: var(--color-accent);
  font-weight: 700;
}

.hero-lead {
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  color: var(--color-muted);
  max-width: 38ch;
  margin: 0 0 1.75rem;
  line-height: 1.55;
}

@media (min-width: 900px) {
  .hero-lead {
    font-size: 1.2rem;
    max-width: 40ch;
    margin-bottom: 2rem;
  }
}

@media (min-width: 1400px) {
  .hero-lead {
    font-size: 1.3rem;
    max-width: 44ch;
  }
}

@media (min-width: 1600px) {
  .hero-lead {
    font-size: 1.4rem;
    max-width: 48ch;
  }
}

.hero-actions .btn {
  min-height: 48px;
}

@media (min-width: 1400px) {
  .hero-actions .btn {
    padding: 0.95rem 1.75rem;
    font-size: 1.05rem;
  }
}

@media (min-width: 1600px) {
  .hero-actions .btn {
    padding: 1rem 1.9rem;
    font-size: 1.08rem;
  }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-light {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn-light:hover {
  background: #fff;
}

.btn-block {
  width: 100%;
}

/* Sections */
.section {
  padding-block: 4.5rem;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin: 0 0 0.75rem;
  font-weight: 700;
}

.section-head {
  text-align: center;
  margin-bottom: 3rem;
}

.section-sub {
  margin: 0;
  color: var(--color-muted);
  max-width: 42ch;
  margin-inline: auto;
}

.section-sub.left {
  margin-inline: 0;
  text-align: left;
}

/* About */
.section-about {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.grid-2 {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 800px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.about-text .lead {
  font-size: 1.15rem;
  color: var(--color-muted);
}

.link-arrow {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
}

.about-highlight {
  background: var(--color-surface2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-number {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  display: block;
  margin-top: 0.75rem;
  color: var(--color-muted);
  font-size: 1rem;
}

.stat-note {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  color: var(--color-muted);
  opacity: 0.85;
}

/* Services */
.services-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 600px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}

.service-card:hover {
  border-color: rgba(201, 162, 39, 0.35);
  transform: translateY(-2px);
}

.service-icon {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-bg);
  background: var(--color-accent);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
}

.service-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Funcionalidades — miniaturas com zoom */
.section-features {
  background: var(--color-bg);
  border-block: 1px solid var(--color-border);
}

.features-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  margin: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  border-color: rgba(201, 162, 39, 0.3);
  box-shadow: var(--shadow);
}

/* Miniatura clicável — use com classe "js-lightbox" no mesmo elemento */
.lightbox-thumb {
  all: unset;
  box-sizing: border-box;
  display: block;
  width: 100%;
  cursor: zoom-in;
  position: relative;
  outline: none;
}

.lightbox-thumb:focus-visible {
  box-shadow: inset 0 0 0 3px var(--color-accent);
}

.feature-card .lightbox-thumb img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  object-position: top center;
  background: #0a0c10;
}

.lightbox-thumb-hint {
  position: absolute;
  bottom: 0.65rem;
  right: 0.65rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  background: rgba(15, 20, 25, 0.82);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  pointer-events: none;
}

.feature-card figcaption {
  padding: 0.85rem 1rem 1rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
}

.features-note {
  margin: 2rem 0 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* Lightbox (ampliar imagem) */
.lightbox {
  width: 100vw;
  max-width: 100vw;
  height: 100vh;
  max-height: 100vh;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  overflow: hidden;
}

.lightbox::backdrop {
  background: rgba(5, 7, 10, 0.92);
  backdrop-filter: blur(10px);
}

.lightbox[open] {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  cursor: zoom-out;
}

.lightbox-panel {
  position: relative;
  z-index: 1;
  width: min(96vw, 1720px);
  max-height: calc(100vh - 2rem);
  display: flex;
  flex-direction: column;
  margin: 0.5rem;
}

.lightbox-close {
  position: fixed;
  top: max(0.75rem, env(safe-area-inset-top));
  right: max(0.75rem, env(safe-area-inset-right));
  z-index: 10;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: rgba(26, 34, 45, 0.95);
  color: var(--color-text);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.lightbox-close:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
}

.lightbox-scroll {
  max-height: calc(100vh - 2rem);
  overflow: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: #080a0d;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.55);
  -webkit-overflow-scrolling: touch;
}

.lightbox-scroll img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

.lightbox-caption {
  margin: 0;
  padding: 0.9rem 1.15rem;
  font-size: 0.95rem;
  color: var(--color-muted);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.lightbox-caption:empty {
  display: none;
}

/* CTA band */
.section-cta {
  background: linear-gradient(120deg, var(--color-surface2) 0%, var(--color-surface) 100%);
  border-block: 1px solid var(--color-border);
  text-align: center;
}

.cta-inner h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
}

.cta-inner p {
  color: var(--color-muted);
  margin: 0 0 1.5rem;
  max-width: 50ch;
  margin-inline: auto;
}

/* Portfolio */
.portfolio-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 700px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.portfolio-item {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  position: relative;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.portfolio-item:hover {
  border-color: rgba(201, 162, 39, 0.28);
  box-shadow: var(--shadow);
}

.portfolio-item .lightbox-thumb img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  background: #0a0c10;
}

.portfolio-item figcaption {
  padding: 0.75rem 0.95rem 0.95rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
}

/* Contact */
.grid-contact {
  display: grid;
  gap: 3rem;
}

@media (min-width: 800px) {
  .grid-contact {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
  }
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.contact-list li {
  margin-bottom: 1.25rem;
}

.contact-list strong {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: 0.25rem;
}

.contact-list a {
  color: var(--color-text);
  font-weight: 600;
}

.contact-list a:hover {
  color: var(--color-accent);
}

.hint {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 1.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.contact-form input,
.contact-form textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.form-feedback {
  min-height: 1.5rem;
  margin: 0;
  font-size: 0.95rem;
}

.form-feedback.ok {
  color: #7dd87d;
}

.form-feedback.err {
  color: #f08080;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-head);
  font-weight: 700;
  margin: 0;
}

.footer-copy {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.footer-top {
  font-size: 0.9rem;
  font-weight: 600;
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s, opacity 0.25s, visibility 0.25s;
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .main-nav li {
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav a {
    display: block;
    padding: 0.85rem 0;
  }

  .btn-nav {
    text-align: center;
    margin-top: 0.5rem;
  }
}