/* ============================================================
   NOBILE MARMORARIA — STYLE.CSS
   Design: Luxury / Editorial — Cormorant Garamond + Jost
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────── */
:root {
  --navy:        #141414;
  --navy-deep:   #0e0e0e;
  --gold:        #c9a84c;
  --gold-light:  #e8cc82;
  --gold-dark:   #9a7a2e;
  --cream:       #f5f5f0;
  --cream-dark:  #eaeae5;
  --stone:       #8a8680;
  --stone-light: #b8b4ae;
  --text:        #2c2c2c;
  --text-muted:  #6b6965;
  --white:       #ffffff;
  --border:      rgba(201,168,76,.18);
  --border-light: rgba(255,255,255,.12);
  --shadow-sm:   0 2px 12px rgba(0,0,0,.07);
  --shadow-md:   0 8px 32px rgba(0,0,0,.10);
  --shadow-lg:   0 20px 60px rgba(0,0,0,.14);
  --shadow-gold: 0 8px 32px rgba(201,168,76,.22);
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --transition:  all .3s cubic-bezier(.4,0,.2,1);
  --font-display:'Cormorant Garamond', Georgia, serif;
  --font-body:   'Jost', system-ui, sans-serif;
  --container:   1240px;
  --header-h:    80px;
}

/* ── Reset & Base ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--cream);
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }
input, textarea, select { font-family: inherit; }

/* ── Typography Scale ───────────────────────────────────── */
.section-label {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .75rem;
}
.section-label.light { color: var(--gold-light); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 500;
  line-height: 1.18;
  color: var(--navy);
  margin-bottom: 1.25rem;
}
.section-title em { font-style: italic; color: var(--gold); }
.section-title.light { color: var(--white); }
.section-desc {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 560px;
}
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header .section-desc { margin: 0 auto; }
.section-pad { padding: 6rem 0; }

/* ── Container ──────────────────────────────────────────── */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 2rem; }

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .875rem 2rem;
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  font-weight: 500;
  letter-spacing: .04em;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.btn-gold {
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
}
.btn-gold:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
}

.btn-whatsapp {
  background: #25D366;
  color: var(--white);
  border-color: #25D366;
}
.btn-whatsapp:hover {
  background: #20c05a;
  border-color: #20c05a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,.3);
}
.btn-full { width: 100%; justify-content: center; }

/* ── Scroll animations ──────────────────────────────────── */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s ease, transform .7s ease;
  transition-delay: var(--delay, 0s);
}
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.revealed {
  opacity: 1;
  transform: translate(0,0);
}

/* ============================================================
   HEADER
============================================================ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 1000;
  transition: var(--transition);
}
#header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
/* Transparent state (over hero) */
#header.transparent {
  background: transparent;
}
/* Scrolled state */
#header.scrolled {
  background: rgba(13,21,32,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 24px rgba(0,0,0,.2);
  height: 68px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.logo-mark {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy-deep);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: .04em;
}
.logo-sub {
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
}

/* Nav */
.nav-list {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.nav-link {
  font-size: .875rem;
  font-weight: 400;
  letter-spacing: .05em;
  color: rgba(255,255,255,.82);
  padding: .5rem .75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 16px; height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transition: transform .25s ease;
}
.nav-link:hover { color: var(--white); }
.nav-link:hover::after { transform: translateX(-50%) scaleX(1); }
.nav-link.nav-cta {
  background: var(--gold);
  color: var(--navy-deep);
  font-weight: 500;
  padding: .5rem 1.125rem;
}
.nav-link.nav-cta::after { display: none; }
.nav-link.nav-cta:hover {
  background: var(--gold-light);
  color: var(--navy-deep);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO CAROUSEL
============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  overflow: hidden;
  background: var(--navy-deep);
}

.hero-slides { width: 100%; height: 100%; position: relative; }

.slide {
  position: absolute;
  inset: 0;
  background-color: var(--navy-deep);
  background-image: var(--bg);
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
  display: flex;
  align-items: center;
}
.slide.active { opacity: 1; z-index: 1; }

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,18,30,.78) 0%,
    rgba(10,18,30,.42) 60%,
    rgba(10,18,30,.25) 100%
  );
}

.slide-content {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
  padding-top: var(--header-h);
}

.slide-tag {
  display: inline-block;
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(196,163,90,.4);
  padding: .3rem .75rem;
  border-radius: 2px;
  margin-bottom: 1.25rem;
  animation: fadeInTag .6s ease both;
}

.slide-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 1.25rem;
  max-width: 700px;
  animation: fadeInTitle .7s ease .15s both;
}
.slide-title em { font-style: italic; color: var(--gold-light); }

.slide-desc {
  font-size: 1.0625rem;
  color: rgba(255,255,255,.78);
  max-width: 480px;
  margin-bottom: 2.25rem;
  animation: fadeInDesc .7s ease .3s both;
  line-height: 1.7;
}

.slide-content .btn { animation: fadeInBtn .7s ease .45s both; }

@keyframes fadeInTag   { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:none; } }
@keyframes fadeInTitle { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:none; } }
@keyframes fadeInDesc  { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:none; } }
@keyframes fadeInBtn   { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:none; } }

/* Hero arrows */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}
.hero-arrow svg { width: 20px; height: 20px; }
.hero-arrow:hover { background: var(--gold); border-color: var(--gold); transform: translateY(-50%) scale(1.08); }
.hero-arrow.prev { left: 2rem; }
.hero-arrow.next { right: 2rem; }

/* Indicators */
.hero-indicators {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: .5rem;
}
.indicator {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  transition: var(--transition);
}
.indicator.active {
  background: var(--gold);
  width: 24px;
  border-radius: 3px;
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  right: 2.5rem;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  opacity: .55;
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, transparent, var(--white));
  animation: scrollPulse 2s ease-in-out infinite;
}
.scroll-label {
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--white);
  writing-mode: vertical-rl;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .3; }
  50%       { opacity: 1; }
}

/* ============================================================
   ABOUT
============================================================ */
.about { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

/* Image column */
.about-image-col { position: relative; }
.about-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-image-wrap img {
  width: 100%;
  height: 800px;
  object-fit: cover;
  transition: transform .6s ease;
}
.about-image-wrap:hover img { transform: scale(1.04); }

.about-image-badge {
  position: absolute;
  bottom: 2rem; right: -1.5rem;
  background: var(--gold);
  color: var(--navy-deep);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-md);
}
.badge-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1;
}
.badge-label {
  display: block;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-top: .25rem;
}

/* Content column */
.about-content .section-title { margin-top: .5rem; }
.about-text {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  font-size: 1rem;
  line-height: 1.75;
}

/* MVV Cards */
.mvv-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}
.mvv-card {
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  transition: var(--transition);
}
.mvv-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}
.mvv-icon {
  width: 40px; height: 40px;
  color: var(--gold);
  margin-bottom: 1rem;
}
.mvv-icon svg { width: 100%; height: 100%; }
.mvv-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .5rem;
}
.mvv-card p {
  font-size: .85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   DIFFERENTIALS
============================================================ */
.differentials { background: var(--cream); }

.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.diff-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.diff-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform .35s ease;
}
.diff-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.diff-card:hover::before { transform: scaleX(1); }

.diff-icon-wrap {
  width: 56px; height: 56px;
  background: rgba(196,163,90,.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 1.5rem;
  transition: var(--transition);
}
.diff-icon-wrap svg { width: 26px; height: 26px; }
.diff-card:hover .diff-icon-wrap { background: var(--gold); color: var(--white); }

.diff-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .75rem;
  line-height: 1.3;
}
.diff-card p {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.65;
}
.diff-number {
  position: absolute;
  bottom: 1.5rem; right: 1.75rem;
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  color: rgba(0,0,0,.04);
  line-height: 1;
  transition: var(--transition);
}
.diff-card:hover .diff-number { color: rgba(196,163,90,.1); }

/* ============================================================
   MATERIALS
============================================================ */
.materials { background: var(--navy); }
.materials .section-label { color: var(--gold); }
.materials .section-title { color: var(--white); }
.materials .section-desc { color: rgba(255,255,255,.6); }

.materials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.material-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}
.material-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.material-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.material-img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.material-card:hover .material-img-wrap img { transform: scale(1.08); }

/* CSS Material backgrounds (fallback / aesthetic) */
.material-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.marble    { background: radial-gradient(ellipse at 30% 40%, #f5f0eb, #e0dad0, #f2ede8, #cac4bc); }
.marble2   { background: radial-gradient(ellipse at 70% 30%, #f5f0eb, #ddd8d0, #f0ebe5, #c8c2b8); }
.granite   { background: radial-gradient(ellipse at 60% 30%, #3a3a3a, #2d2a26, #4a4540, #1a1816); }
.granite2  { background: radial-gradient(ellipse at 40% 60%, #3a3534, #2c2a28, #4a4542, #1c1a18); }
.quartz    { background: linear-gradient(135deg, #e8e0da, #d8d0c8, #ece4dc, #d0c8c0); }
.quartz2   { background: linear-gradient(135deg, #c8c4c0, #b8b4b0, #d0ccc8, #a8a4a0); }
.porcelain { background: linear-gradient(135deg, #f0f0f0, #e4e4e4, #f8f8f8, #dcdcdc); }
.onyx      { background: radial-gradient(ellipse at 40% 30%, #4a1e0a, #1a0500, #3d1a08, #0d0300); }
.nanoglass { background: linear-gradient(135deg, #e8f4ff, #f0f8ff, #e0f0fa, #f5faff); }

.material-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,21,32,.75);
  display: flex;
  align-items: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity .35s ease;
}
.material-card:hover .material-overlay { opacity: 1; }
.material-overlay p {
  font-size: .875rem;
  color: rgba(255,255,255,.9);
  line-height: 1.65;
}

.material-info {
  background: rgba(13,21,32,.9);
  padding: 1.125rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.material-info h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--white);
}
.material-tag {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(196,163,90,.12);
  padding: .25rem .625rem;
  border-radius: 2px;
}

/* ============================================================
   PORTFOLIO
============================================================ */
.portfolio { background: var(--cream-dark); }

/* Filter buttons */
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .625rem;
  margin-bottom: 3rem;
}
.filter-btn {
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--text-muted);
  background: var(--white);
  border: 1px solid rgba(0,0,0,.1);
  padding: .5rem 1.25rem;
  border-radius: 3rem;
  transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
}

/* Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--navy);
  cursor: pointer;
  transition: var(--transition);
}
.portfolio-item:nth-child(2)  { grid-row: span 2; }
.portfolio-item:nth-child(6)  { grid-row: span 2; }

.portfolio-item img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  transition: transform .6s ease;
}
.portfolio-item:hover img { transform: scale(1.07); }

.portfolio-hover {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,21,32,.9) 0%, rgba(13,21,32,.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity .35s ease;
}
.portfolio-item:hover .portfolio-hover { opacity: 1; }

.portfolio-cat {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .375rem;
}
.portfolio-hover h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--white);
  flex: 1;
  display: flex;
  align-items: flex-end;
}
.portfolio-credit {
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--gold);
  opacity: .85;
  margin-top: .25rem;
}
.portfolio-zoom {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.portfolio-zoom svg { width: 18px; height: 18px; }
.portfolio-zoom:hover { background: var(--gold); transform: scale(1.1); }

.portfolio-item.hidden { display: none; }

/* ============================================================
   CATALOG
============================================================ */
.catalog { background: var(--white); }

.catalog-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 2.5rem;
  max-width: 680px;
  margin-inline: auto;
}

.search-wrap {
  position: relative;
  flex: 1;
}
.search-icon {
  position: absolute;
  left: .875rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--stone);
  pointer-events: none;
}
.search-input {
  width: 100%;
  padding: .75rem .75rem .75rem 2.625rem;
  border: 1.5px solid rgba(0,0,0,.1);
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  color: var(--text);
  background: var(--cream);
  transition: var(--transition);
  outline: none;
}
.search-input:focus { border-color: var(--gold); background: var(--white); }
.search-input::placeholder { color: var(--stone-light); }

.filter-select {
  padding: .75rem 1rem;
  border: 1.5px solid rgba(0,0,0,.1);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  color: var(--text);
  background: var(--cream);
  cursor: pointer;
  outline: none;
  transition: var(--transition);
  min-width: 180px;
}
.filter-select:focus { border-color: var(--gold); }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.catalog-card {
  background: var(--cream);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.catalog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--border);
}

.catalog-img {
  position: relative;
  height: 180px;
  overflow: hidden;
}
.catalog-img .material-bg { position: static; width: 100%; height: 100%; }
.catalog-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.catalog-card:hover .catalog-img img { transform: scale(1.06); }
.logo-mark img { width: 100%; height: 100%; object-fit: contain; border-radius: inherit; }

.catalog-body { padding: 1.25rem; }
.catalog-cat {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: .375rem;
}
.catalog-body h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: .5rem;
}
.catalog-body p {
  font-size: .825rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.catalog-card.hidden { display: none; }
.catalog-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 3rem 0;
  font-size: 1rem;
}

/* ============================================================
   REVIEWS
============================================================ */
.reviews { background: var(--navy); overflow: hidden; }
.reviews .section-label { color: var(--gold); }
.reviews .section-title { color: var(--white); }

.google-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .625rem;
  margin-top: 1rem;
}
.stars-total { display: flex; gap: 2px; }
.stars-total svg { width: 20px; height: 20px; }
.rating-score {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--white);
}
.rating-count {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
}

.reviews-slider { overflow: hidden; margin: 0 -1rem; }
.reviews-track {
  display: flex;
  gap: 1.5rem;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
  padding: 0 1rem 1rem;
}

.review-card {
  flex: 0 0 calc(33.333% - 1rem);
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.review-card:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(201,168,76,.35);
  transform: translateY(-4px);
}

/* Screenshot-style review cards */
.review-screenshot-card {
  padding: .5rem;
  background: rgba(255,255,255,.97);
  border-color: rgba(255,255,255,.15);
  overflow: hidden;
}
.review-screenshot-card:hover {
  background: #ffffff;
  transform: translateY(-4px) scale(1.01);
}
.review-screenshot-card img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.review-header {
  display: flex;
  align-items: center;
  gap: .875rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.review-header img {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold);
  flex-shrink: 0;
}
.review-header strong {
  font-size: .9rem;
  font-weight: 600;
  color: var(--white);
  display: block;
}
.review-stars { color: #FBBC04; font-size: .9rem; margin-top: .2rem; }
.review-time {
  font-size: .75rem;
  color: rgba(255,255,255,.4);
  margin-left: auto;
}

.review-card p {
  font-size: .9rem;
  color: rgba(255,255,255,.72);
  line-height: 1.75;
  font-style: italic;
}

.reviews-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}
.review-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--border-light);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.review-btn svg { width: 18px; height: 18px; }
.review-btn:hover { background: var(--gold); border-color: var(--gold); color: var(--navy-deep); }

.reviews-dots { display: flex; gap: .5rem; }
.rev-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.3);
  transition: var(--transition);
}
.rev-dot.active { background: var(--gold); width: 20px; border-radius: 4px; }

/* ============================================================
   CTA / QUOTE SECTION
============================================================ */
.cta-section {
  position: relative;
  background:
    linear-gradient(135deg, rgba(14,14,14,.95) 0%, rgba(20,20,20,.88) 100%),
    url('/static/img/img7.webp') center/cover no-repeat;
  overflow: hidden;
}
.cta-overlay {
  position: absolute;
  inset: 0;
  background: 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='%23c4a35a' fill-opacity='0.03'%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");
  pointer-events: none;
}

.cta-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.cta-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,.65);
  margin: 1.5rem 0 2rem;
  line-height: 1.75;
}
.cta-features { display: flex; flex-direction: column; gap: .875rem; }
.cta-feat {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .9375rem;
  color: rgba(255,255,255,.82);
}
.cta-feat svg { width: 18px; height: 18px; color: var(--gold); flex-shrink: 0; }

/* Quote Form */
.cta-form-wrap {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.quote-form h3 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 1.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .05em;
  color: rgba(255,255,255,.7);
  margin-bottom: .5rem;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: .875rem 1rem;
  background: rgba(255,255,255,.07);
  border: 1.5px solid rgba(255,255,255,.12);
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  color: var(--white);
  outline: none;
  transition: var(--transition);
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.3); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: rgba(255,255,255,.1);
}

.form-actions { display: flex; flex-direction: column; gap: .875rem; margin-top: 1.5rem; }

.form-success {
  text-align: center;
  padding: 3rem 2rem;
  display: none;
}
.form-success.visible { display: block; }
.form-success svg {
  width: 56px; height: 56px;
  color: var(--gold);
  margin: 0 auto 1.25rem;
  stroke-width: 1.5;
}
.form-success h4 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: .5rem;
}
.form-success p { color: rgba(255,255,255,.6); }

/* ============================================================
   FOOTER
============================================================ */
.footer { background: var(--navy-deep); }

.footer-top { padding: 4.5rem 0 3rem; border-bottom: 1px solid rgba(255,255,255,.07); }

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
  gap: 3rem;
}

.footer-brand .logo-name { color: var(--white); }
.footer-slogan {
  font-size: .9rem;
  color: rgba(255,255,255,.45);
  margin: 1.25rem 0 1.5rem;
  font-style: italic;
}

.social-links { display: flex; gap: .75rem; }
.social-link {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.social-link svg { width: 16px; height: 16px; }
.social-link:hover { background: var(--gold); color: var(--navy-deep); border-color: var(--gold); transform: translateY(-3px); }

.footer-links h5,
.footer-contact h5,
.footer-info h5 {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}
.footer-links ul li { margin-bottom: .625rem; }
.footer-links a {
  font-size: .9rem;
  color: rgba(255,255,255,.55);
  transition: color .2s;
}
.footer-links a:hover { color: var(--white); }

.contact-list li {
  display: flex;
  gap: .875rem;
  margin-bottom: 1rem;
  align-items: flex-start;
}
.contact-list svg {
  width: 18px; height: 18px;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: .1rem;
}
.contact-list span {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  line-height: 1.65;
}

.hours-wrap {
  display: flex;
  gap: .875rem;
  align-items: flex-start;
}
.hours-wrap svg {
  width: 18px; height: 18px;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: .1rem;
}
.hours-wrap strong {
  display: block;
  font-size: .8125rem;
  font-weight: 600;
  color: rgba(255,255,255,.75);
  margin-bottom: .4rem;
}
.hours-wrap p {
  font-size: .825rem;
  color: rgba(255,255,255,.45);
  line-height: 1.6;
}

.cnpj-wrap {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.06);
}
.cnpj-wrap small {
  font-size: .75rem;
  color: rgba(255,255,255,.3);
}

/* Footer Bottom */
.footer-bottom {
  padding: 1.5rem 0;
}
.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .5rem;
}
.footer-bottom p {
  font-size: .825rem;
  color: rgba(255,255,255,.3);
}
.footer-tagline { color: rgba(255,255,255,.45) !important; }

/* ============================================================
   FLOATING BUTTONS
============================================================ */
/* WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: var(--transition);
}
.whatsapp-float svg { width: 28px; height: 28px; }
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 28px rgba(37,211,102,.5);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(-8px); }

.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + .75rem);
  background: var(--navy);
  color: var(--white);
  font-size: .8rem;
  font-weight: 500;
  padding: .4rem .875rem;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(4px);
  transition: var(--transition);
  pointer-events: none;
}
.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -.4rem;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--navy);
  border-right: none;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 6.5rem;
  right: 2rem;
  z-index: 900;
  width: 46px; height: 46px;
  background: var(--navy);
  border-radius: 50%;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255,255,255,.12);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.back-to-top:hover { background: var(--gold); transform: translateY(-3px); }
.back-to-top svg { width: 20px; height: 20px; }

/* ============================================================
   LIGHTBOX
============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(5,10,18,.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease;
}
.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-inner {
  max-width: 90vw;
  max-height: 85vh;
  text-align: center;
}
.lightbox-inner img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: 0 24px 80px rgba(0,0,0,.6);
  transition: transform .35s ease;
}
.lightbox.open .lightbox-inner img { transform: scale(1); }

.lightbox-caption {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: rgba(255,255,255,.7);
  margin-top: 1rem;
  font-style: italic;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.lightbox-close svg { width: 20px; height: 20px; }
.lightbox-close:hover { background: var(--gold); color: var(--navy-deep); transform: rotate(90deg); }

/* ============================================================
   MOBILE MENU (breakpoint)
============================================================ */
@media (max-width: 1024px) {
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .cta-grid { gap: 3rem; }
}

@media (max-width: 860px) {
  :root { --header-h: 68px; }
  .section-pad { padding: 4rem 0; }

  /* Nav → mobile */
  #main-nav {
    position: fixed;
    top: 0; right: 0;
    width: min(340px, 85vw);
    height: 100vh;
    background: var(--navy-deep);
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
    z-index: 999;
    box-shadow: -8px 0 40px rgba(0,0,0,.4);
  }
  #main-nav.open { transform: none; }
  .nav-list { flex-direction: column; align-items: flex-start; gap: .25rem; }
  .nav-link { font-size: 1rem; padding: .75rem .5rem; width: 100%; }
  .hamburger { display: flex; z-index: 1001; }

  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image-badge { right: 1rem; }
  .mvv-cards { grid-template-columns: repeat(3, 1fr); gap: .75rem; }

  .materials-grid { grid-template-columns: repeat(2, 1fr); }

  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-item:nth-child(2),
  .portfolio-item:nth-child(6) { grid-row: span 1; }

  .cta-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .cta-content { text-align: center; }
  .cta-features { align-items: center; }

  .review-card { flex: 0 0 calc(50% - .75rem); }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .container { padding: 0 1.25rem; }
  .section-pad { padding: 3.5rem 0; }

  .hero-arrow { display: none; }
  .slide-title { font-size: clamp(1.8rem, 7vw, 2.8rem); }

  .about-image-wrap img { height: 340px; }
  .mvv-cards { grid-template-columns: 1fr; }

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

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

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

  .catalog-controls { flex-direction: column; }
  .filter-select { width: 100%; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }

  .review-card { flex: 0 0 calc(100% - .5rem); }

  .footer-bottom .container { flex-direction: column; text-align: center; }
}

@media (max-width: 380px) {
  .catalog-grid { grid-template-columns: 1fr; }
}