/* ============================================================
   TEMA MODERN — FullSaaS — Corporativo Premium
   ============================================================ */
 
/* --- Reset & Base ------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; } 

body {
  font-family: var(--font-body, 'Inter', system-ui, -apple-system, sans-serif);
  color: var(--color-text, #1e293b);
  background-color: #fff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* --- CSS Custom Properties --------------------------------- */
:root {
  --color-primary:   #2563eb;
  --color-secondary: #16a34a;
  --color-text:      #1e293b;
  --color-muted:     #64748b;
  --color-surface:   #ffffff;
  --color-bg:        #f8fafc;
  --color-border:    #e2e8f0;

  /* Dark layer */
  --dark-900: #0f172a;
  --dark-800: #1e293b;
  --dark-700: #334155;
  --dark-text: #f1f5f9;
  --dark-muted: #94a3b8;

  --radius:    8px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.07);
  --shadow:    0 4px 20px rgba(0,0,0,.09);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.13);
  --transition: .2s ease;
}

/* --- Skip link --------------------------------------------- */
.skip-link {
  position: absolute; top: -60px; left: 1rem; z-index: 100000;
  background: var(--color-primary); color: #fff;
  padding: .5rem 1rem; border-radius: 0 0 6px 6px;
  font-weight: 600; transition: top .2s; text-decoration: none;
}
.skip-link:focus { top: 0; }

/* --- Typography -------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading, var(--font-body, 'Inter', system-ui, sans-serif));
  font-weight: 700; line-height: 1.25; color: var(--color-text);
}
a { color: var(--color-primary); transition: color var(--transition); }
a:hover { color: var(--color-secondary); }

/* --- Layout helpers ---------------------------------------- */
.section    { padding: 4.5rem 0; }
.section-sm { padding: 2.5rem 0; }

.section-title {
  font-size: 1.65rem;
  font-weight: 800;
  margin-bottom: .5rem;
  position: relative;
  padding-bottom: .75rem;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 40px; height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
}
.section-subtitle { color: var(--color-muted); margin-bottom: 2rem; }

/* Dark section variant */
.section-dark {
  background: var(--dark-800);
  color: var(--dark-text);
}
.section-dark h2,
.section-dark h3,
.section-dark h4 { color: var(--dark-text); }
.section-dark .section-title::after { background: var(--color-primary); }
.section-dark p,
.section-dark .section-subtitle { color: var(--dark-muted); }

/* ========================================================== */
/* HEADER                                                      */
/* ========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: var(--dark-900);
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,.35);
}

.site-header .navbar {
  padding-top: .55rem;
  padding-bottom: .55rem;
}

.navbar-brand img {
  max-height: 56px;
  width: auto;
  transition: opacity var(--transition);
}
.navbar-brand:hover img { opacity: .85; }

/* Nav links — always white on dark header */
.site-header .nav-link {
  color: rgba(255,255,255,.82) !important;
  font-weight: 500;
  font-size: .9rem;
  letter-spacing: .02em;
  padding: .45rem .9rem !important;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.site-header .nav-link:hover,
.site-header .nav-link:focus,
.site-header .nav-link.active {
  color: #fff !important;
  background: rgba(255,255,255,.1);
}

/* Dropdown on dark header */
.site-header .dropdown-menu {
  background: var(--dark-800);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: .4rem;
  margin-top: 4px;
}
.site-header .dropdown-item {
  color: rgba(255,255,255,.78);
  border-radius: var(--radius-sm);
  font-size: .88rem;
  padding: .5rem .85rem;
}
.site-header .dropdown-item:hover {
  background: rgba(255,255,255,.1);
  color: #fff;
}

/* Search in header */
.header-search .form-control {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.08);
  color: #fff;
  padding-left: 1rem;
  height: 38px;
}
.header-search .form-control::placeholder { color: rgba(255,255,255,.45); }
.header-search .form-control:focus {
  background: rgba(255,255,255,.14);
  box-shadow: none;
  color: #fff;
  border-color: rgba(255,255,255,.3);
}
.header-search .btn-search {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: #fff;
  padding: 0 1rem;
  height: 38px;
  transition: opacity var(--transition);
}
.header-search .btn-search:hover { opacity: .85; }

/* Phone link */
.header-phone a {
  color: rgba(255,255,255,.82) !important;
  text-decoration: none;
  font-weight: 600;
  font-size: .9rem;
  transition: color var(--transition);
}
.header-phone a:hover { color: #fff !important; }

/* Mobile off-canvas */
.offcanvas-header { background: var(--dark-900); border-bottom: 1px solid rgba(255,255,255,.1); }
.offcanvas-header .btn-close { filter: invert(1) brightness(1.5); }
.offcanvas-title { color: #fff; font-weight: 700; }
.offcanvas-body { background: var(--dark-800); }
.offcanvas-body .nav-link {
  color: rgba(255,255,255,.8) !important;
  font-size: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.07);
  border-radius: 0;
  padding: .85rem .75rem !important;
}
.offcanvas-body .nav-link:hover { background: rgba(255,255,255,.07); color: #fff !important; }

/* ========================================================== */
/* HERO / BANNERS                                             */
/* ========================================================== */
.hero-swiper {
  --swiper-theme-color: var(--color-primary);
  --swiper-navigation-size: 22px;
}
.hero-swiper .swiper-slide { position: relative; overflow: hidden; }
.hero-swiper img { width: 100%; display: block; object-fit: cover; }

.hero-swiper .swiper-button-next,
.hero-swiper .swiper-button-prev {
  background: rgba(15,23,42,.55);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-sm);
  width: 44px; height: 44px;
  transition: background var(--transition);
}
.hero-swiper .swiper-button-next:hover,
.hero-swiper .swiper-button-prev:hover { background: rgba(15,23,42,.85); }
.hero-swiper .swiper-button-next::after,
.hero-swiper .swiper-button-prev::after { font-size: 14px; color: #fff; font-weight: 800; }
.hero-swiper .swiper-pagination-bullet { background: rgba(255,255,255,.5); opacity: 1; }
.hero-swiper .swiper-pagination-bullet-active { background: #fff; transform: scale(1.3); }

.banner-caption {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end;
  padding: 2.5rem;
  background: linear-gradient(to top, rgba(15,23,42,.75) 0%, rgba(15,23,42,.2) 55%, transparent 100%);
}
.banner-caption .caption-inner { max-width: 680px; color: #fff; }
.banner-caption h2 {
  font-size: clamp(1.3rem, 3vw, 2.2rem);
  margin-bottom: .75rem;
  text-shadow: 0 2px 8px rgba(0,0,0,.4);
}
.banner-caption .btn-banner {
  background: var(--color-primary);
  color: #fff; border: none;
  padding: .6rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600; font-size: .95rem;
  transition: transform var(--transition), opacity var(--transition);
}
.banner-caption .btn-banner:hover { transform: translateY(-2px); opacity: .9; }

/* ========================================================== */
/* CARDS                                                       */
/* ========================================================== */
.modern-card {
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition), border-left-color var(--transition);
  background: var(--color-surface);
  height: 100%;
}
.modern-card:hover {
  box-shadow: var(--shadow-lg);
  border-left-color: var(--color-secondary);
}
.modern-card .card-img-top { height: 210px; object-fit: cover; width: 100%; }
.modern-card .card-body    { padding: 1.25rem 1.35rem; }
.modern-card .card-title   { font-size: 1rem; font-weight: 700; margin-bottom: .45rem; }
.modern-card .card-title a { color: var(--color-text); text-decoration: none; transition: color var(--transition); }
.modern-card .card-title a:hover { color: var(--color-primary); }
.modern-card .card-text    { font-size: .875rem; color: var(--color-muted); line-height: 1.55; }
.modern-card .card-footer  {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: .9rem 1.35rem;
}

/* ========================================================== */
/* BUTTONS                                                     */
/* ========================================================== */
.btn-primary-custom {
  background: var(--color-primary);
  color: #fff; border: none;
  border-radius: var(--radius);
  padding: .6rem 1.5rem;
  font-weight: 600; font-size: .9rem;
  transition: opacity var(--transition), box-shadow var(--transition);
}
.btn-primary-custom:hover { opacity: .88; box-shadow: 0 4px 14px rgba(37,99,235,.35); color: #fff; }

.btn-secondary-custom {
  background: var(--color-secondary);
  color: #fff; border: none;
  border-radius: var(--radius);
  padding: .6rem 1.5rem;
  font-weight: 600; font-size: .9rem;
  transition: opacity var(--transition), box-shadow var(--transition);
}
.btn-secondary-custom:hover { opacity: .88; box-shadow: 0 4px 14px rgba(22,163,74,.3); color: #fff; }

.btn-outline-custom {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: var(--radius);
  padding: .55rem 1.4rem;
  font-weight: 600; font-size: .9rem;
  background: transparent;
  transition: all var(--transition);
}
.btn-outline-custom:hover { background: var(--color-primary); color: #fff; }

/* Ghost button for dark sections */
.btn-ghost {
  border: 1.5px solid rgba(255,255,255,.4);
  color: rgba(255,255,255,.9);
  border-radius: var(--radius);
  padding: .6rem 1.5rem;
  font-weight: 600; font-size: .9rem;
  background: transparent;
  transition: all var(--transition);
}
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.7); color: #fff; }

/* ========================================================== */
/* SECTION HEADER (shared)                                    */
/* ========================================================== */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}
.section-header h2 { margin: 0; font-size: 1.45rem; }
.section-header .btn-ver-todos {
  font-size: .82rem; font-weight: 600;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: .35rem .9rem;
  background: var(--color-surface);
  text-decoration: none;
  transition: all var(--transition);
  display: inline-flex; align-items: center; gap: .3rem;
  white-space: nowrap;
}
.section-header .btn-ver-todos:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ========================================================== */
/* BRANDS / CLIENTS SWIPER                                    */
/* ========================================================== */
.brands-swiper .swiper-slide,
.clients-swiper .swiper-slide {
  display: flex; align-items: center; justify-content: center;
}
.brands-swiper img,
.clients-swiper img {
  max-height: 58px; width: auto; max-width: 140px;
  object-fit: contain;
  filter: grayscale(60%) brightness(.9);
  opacity: .65;
  transition: filter var(--transition), opacity var(--transition);
}
.brands-swiper img:hover,
.clients-swiper img:hover { filter: grayscale(0) brightness(1); opacity: 1; }

/* ========================================================== */
/* CTA / CONTACT                                              */
/* ========================================================== */
.cta-section {
  background: var(--dark-800);
  color: var(--dark-text);
  padding: 5rem 0;
  text-align: center;
}
.cta-section h2 { color: #fff; font-size: 2rem; margin-bottom: .75rem; }
.cta-section h2::after { display: none; }
.cta-section p { color: var(--dark-muted); font-size: 1.05rem; margin-bottom: 2rem; }

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: box-shadow var(--transition);
  box-shadow: var(--shadow-sm);
  height: 100%;
}
.contact-card:hover { box-shadow: var(--shadow-lg); }
.contact-card .icon-wrap {
  width: 60px; height: 60px;
  border-radius: var(--radius);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}

/* ========================================================== */
/* NEWSLETTER                                                 */
/* ========================================================== */
.newsletter-band {
  background: var(--dark-800);
  color: var(--dark-text);
  padding: 3rem 0;
}
.newsletter-band h3 { color: #fff; font-size: 1.35rem; margin-bottom: .3rem; }
.newsletter-band p  { color: var(--dark-muted); font-size: .9rem; margin: 0; }
.newsletter-band .form-control {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.08);
  color: #fff; height: 46px; padding-left: 1rem;
}
.newsletter-band .form-control::placeholder { color: rgba(255,255,255,.4); }
.newsletter-band .form-control:focus { background: rgba(255,255,255,.14); box-shadow: none; border-color: rgba(255,255,255,.3); color:#fff; }
.newsletter-band .btn-subscribe {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--color-primary);
  color: #fff; border: none;
  padding: 0 1.5rem; font-weight: 700; height: 46px;
  transition: opacity var(--transition);
}
.newsletter-band .btn-subscribe:hover { opacity: .88; }

/* ========================================================== */
/* CONVERSION BAND                                            */
/* ========================================================== */
.conversion-band {
  background: var(--dark-900);
  color: var(--dark-text);
  padding: 1.5rem 0;
  border-bottom: 3px solid var(--color-primary);
}
.conversion-band .form-control,
.conversion-band .form-select {
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.08);
  color: #fff; height: 44px;
}
.conversion-band .form-control::placeholder { color: rgba(255,255,255,.45); }
.conversion-band .form-control:focus,
.conversion-band .form-select:focus { box-shadow: none; border-color: var(--color-primary); }
.conversion-band .btn-send {
  background: var(--color-primary); color: #fff;
  border: none; border-radius: var(--radius-sm);
  height: 44px; padding: 0 1.25rem; font-weight: 700;
  transition: opacity var(--transition);
}
.conversion-band .btn-send:hover { opacity: .88; }

/* ========================================================== */
/* LATERAL FORM                                               */
/* ========================================================== */
.form-lateral { position: sticky; top: 90px; }
.form-lateral .card {
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.form-lateral .card-header {
  background: var(--dark-900);
  color: #fff;
  font-weight: 700; font-size: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: none;
}
.form-lateral .form-control { border-radius: var(--radius-sm); }
.form-lateral .btn-send {
  background: var(--color-primary); color: #fff;
  border: none; border-radius: var(--radius-sm);
  font-weight: 600; width: 100%; padding: .7rem;
  transition: opacity var(--transition), box-shadow var(--transition);
}
.form-lateral .btn-send:hover { opacity: .88; box-shadow: 0 4px 14px rgba(37,99,235,.3); }

/* ========================================================== */
/* BREADCRUMB                                                 */
/* ========================================================== */
.breadcrumb-modern {
  background: transparent;
  padding: .5rem 0;
  font-size: .82rem;
  margin-bottom: 1.25rem;
}
.breadcrumb-modern .breadcrumb-item a {
  color: var(--color-muted); text-decoration: none;
  transition: color var(--transition);
}
.breadcrumb-modern .breadcrumb-item a:hover { color: var(--color-primary); }
.breadcrumb-modern .breadcrumb-item.active { color: var(--color-text); font-weight: 500; }
.breadcrumb-modern .breadcrumb-item + .breadcrumb-item::before { color: var(--color-border); }

/* ========================================================== */
/* BLOG CARDS                                                 */
/* ========================================================== */
.blog-card {
  position: relative; overflow: hidden;
  border-radius: var(--radius); display: block;
  text-decoration: none; color: inherit;
}
.blog-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.blog-card:hover img { transform: scale(1.04); }
.blog-card .blog-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,.82) 0%, rgba(15,23,42,.15) 55%, transparent 100%);
}
.blog-card .blog-info { position: absolute; bottom: 0; left: 0; right: 0; padding: 1.25rem; color: #fff; }
.blog-card .blog-category {
  font-size: .7rem; text-transform: uppercase;
  letter-spacing: 1.2px; font-weight: 700;
  color: rgba(255,255,255,.75); margin-bottom: .3rem;
  border-left: 2px solid var(--color-primary);
  padding-left: .5rem;
}
.blog-card .blog-title { font-size: 1rem; font-weight: 700; line-height: 1.35; margin: 0; }
.blog-card-lg .blog-title { font-size: 1.45rem; }

/* ========================================================== */
/* POST CONTENT                                               */
/* ========================================================== */
.post-content h2 { font-size: 1.5rem; font-weight: 700; margin: 2.25rem 0 .75rem; color: var(--color-text); border-left: 4px solid var(--color-primary); padding-left: .75rem; }
.post-content h3 { font-size: 1.2rem; font-weight: 600; margin: 1.75rem 0 .6rem; }
.post-content p  { font-size: 1.02rem; line-height: 1.8; margin-bottom: 1.25rem; }
.post-content a  { color: var(--color-primary); text-decoration: underline; }
.post-content a:hover { text-decoration: none; }
.post-content img { max-width: 100%; height: auto; border-radius: var(--radius-sm); margin: 1.25rem 0; }
.post-content ul, .post-content ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.post-content li { margin-bottom: .4rem; line-height: 1.75; font-size: 1.02rem; }

.index-box {
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1.5rem;
  background: var(--color-bg);
  margin-bottom: 2rem;
}
.index-box h2 { font-size: 1rem; font-weight: 700; margin-bottom: .75rem; }
.index-box h2::after { display: none; }
.index-box a   { color: var(--color-primary); font-size: .92rem; text-decoration: none; }
.index-box a:hover { text-decoration: underline; }
.index-box li  { margin-bottom: .5rem; }

.author-box {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 1.5rem 2rem;
  display: flex; gap: 1.5rem; align-items: flex-start; flex-wrap: wrap;
}
.author-box img { border-radius: var(--radius); width: 90px; height: 90px; object-fit: cover; flex-shrink: 0; }
.author-box h3  { font-size: 1.05rem; font-weight: 700; margin-bottom: .2rem; }
.author-box .author-role { font-size: .85rem; color: var(--color-muted); margin-bottom: .5rem; }
.author-box .author-bio  { font-size: .92rem; line-height: 1.65; color: var(--color-text); }

.relacionados-box {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.4rem; margin: 1.5rem 0;
}
.relacionados-box strong { display: block; font-size: .75rem; text-transform: uppercase; letter-spacing: .8px; color: var(--color-muted); margin-bottom: .5rem; }
.relacionados-box ul { list-style: none; padding: 0; margin: 0; }
.relacionados-box li { padding: .3rem 0; font-size: .92rem; }
.relacionados-box li a,
#conteudo .relacionados-box li a { color: var(--color-text) !important; text-decoration: none !important; }
.relacionados-box li a:hover,
#conteudo .relacionados-box li a:hover { color: var(--color-primary) !important; text-decoration: underline !important; }

/* ========================================================== */
/* FOOTER                                                     */
/* ========================================================== */
.site-footer {
  background: var(--dark-900);
  color: var(--dark-muted);
  padding-top: 4rem;
  border-top: 3px solid var(--color-primary);
}
.site-footer a { color: var(--dark-muted); text-decoration: none; transition: color var(--transition); }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { padding: .3rem 0; font-size: .87rem; }
.footer-col-title {
  font-size: .78rem; font-weight: 700; color: var(--dark-text);
  margin-bottom: 1.1rem; text-transform: uppercase;
  letter-spacing: 1px;
}
.footer-divider { border-color: rgba(255,255,255,.1); margin: 2rem 0 1.5rem; }
.footer-bottom {
  padding: 1.25rem 0; font-size: .82rem;
  color: rgba(255,255,255,.35);
  border-top: 1px solid rgba(255,255,255,.08);
}
.footer-address { font-size: .85rem; line-height: 1.75; color: var(--dark-muted); }

.social-links { display: flex; flex-wrap: wrap; gap: 6px; margin-top: .75rem; }
.social-links a {
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.1);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}
.social-links a:hover { background: var(--color-primary); border-color: var(--color-primary); }

/* ========================================================== */
/* WHATSAPP FLOAT                                             */
/* ========================================================== */
.whatsapp-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 9999;
  background: #25d366; color: #fff;
  border-radius: var(--radius);
  padding: 10px 18px 10px 14px;
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: .88rem;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(37,211,102,.5);
  color: #fff;
}
.whatsapp-float img { width: 22px; height: 22px; }

/* ========================================================== */
/* BACK TO TOP                                                */
/* ========================================================== */
#backToTop {
  display: none;
  position: fixed; bottom: 90px; right: 28px; z-index: 9998;
  width: 40px; height: 40px;
  background: var(--dark-800);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff; border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center; justify-content: center;
  box-shadow: var(--shadow);
  transition: background var(--transition);
}
#backToTop:hover { background: var(--color-primary); border-color: var(--color-primary); }
#backToTop.visible { display: flex; }

/* ========================================================== */
/* PAGINATION                                                 */
/* ========================================================== */
.pagination .page-link {
  border-radius: var(--radius-sm) !important;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  margin: 0 2px;
  font-weight: 500;
  font-size: .88rem;
  transition: all var(--transition);
}
.pagination .page-link:hover {
  background: var(--dark-800);
  color: #fff;
  border-color: var(--dark-800);
}
.pagination .page-item.active .page-link {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ========================================================== */
/* PRODUCT / SERVICE DETAIL                                   */
/* ========================================================== */
.product-gallery img { border-radius: var(--radius); cursor: pointer; transition: opacity var(--transition); }
.product-gallery .thumb:hover { opacity: .75; }
.product-badge {
  display: inline-block;
  padding: .2rem .65rem;
  border-radius: var(--radius-sm);
  font-size: .75rem; font-weight: 700;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  margin-bottom: 1rem;
  text-transform: uppercase; letter-spacing: .5px;
}
.price-main { font-size: 1.9rem; font-weight: 800; color: var(--color-primary); }
.price-old  { text-decoration: line-through; color: var(--color-muted); font-size: .95rem; }

/* ========================================================== */
/* AI SUMMARY BOX                                             */
/* ========================================================== */
.ai-summary-box {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.75rem 2rem;
  margin-bottom: 2rem;
}
.ai-buttons-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 1rem; }
.ai-button {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 1.1rem 1rem; border-radius: var(--radius);
  text-decoration: none; transition: all var(--transition);
  border: 1px solid var(--color-border);
  background: #fff; box-shadow: var(--shadow-sm); min-height: 90px;
}
.ai-button:hover { transform: translateY(-2px); box-shadow: var(--shadow); text-decoration: none; }
.ai-name { font-size: .85rem; font-weight: 600; text-align: center; color: var(--color-text); margin-top: .4rem; }
.ai-button.chatgpt   { border-color: #10a37f; }
.ai-button.chatgpt:hover   { background: #10a37f; color: #fff; }
.ai-button.perplexity { border-color: #1fb6ff; }
.ai-button.perplexity:hover { background: #1fb6ff; color: #fff; }
.ai-button.claude    { border-color: #ff6b35; }
.ai-button.claude:hover    { background: #ff6b35; color: #fff; }
.ai-button.grok      { border-color: #334155; }
.ai-button.grok:hover      { background: #0f172a; color: #fff; }

/* ========================================================== */
/* 404 PAGE                                                   */
/* ========================================================== */
.notfound-hero {
  background: var(--dark-900);
  color: var(--dark-text);
  padding: 80px 20px; text-align: center;
}
.notfound-hero .code-404 { font-size: 8rem; font-weight: 900; opacity: .08; line-height: 1; margin-bottom: -1.5rem; color: #fff; }
.notfound-hero h1 { font-size: 2rem; font-weight: 800; color: #fff; }

/* ========================================================== */
/* FORM INPUTS                                                */
/* ========================================================== */
.form-control, .form-select { border-radius: var(--radius-sm); border-color: var(--color-border); }
.form-control:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-label { font-weight: 500; font-size: .88rem; margin-bottom: .3rem; color: var(--color-text); }

/* ========================================================== */
/* RESPONSIVE                                                 */
/* ========================================================== */
@media (max-width: 991.98px) {
  .section { padding: 3rem 0; }
  .banner-caption { padding: 1.5rem; }
  .banner-caption h2 { font-size: 1.25rem; }
}
@media (max-width: 575.98px) {
  .section { padding: 2.25rem 0; }
  .section-title { font-size: 1.35rem; }
  .whatsapp-float { right: 14px; bottom: 14px; font-size: .82rem; padding: 9px 14px 9px 12px; }
  .whatsapp-float img { width: 20px; height: 20px; }
  .ai-buttons-grid { grid-template-columns: repeat(2, 1fr); }
}