/* Buz35 v2
   Static, responsive, SEO-friendly and performance-focused landing page.
   Real image slots are marked in IMAGE_SLOTS.md.
*/

:root {
  --navy-950: #020814;
  --navy-900: #06182c;
  --navy-850: #08213c;
  --navy-800: #0a2b4d;
  --blue-700: #006dbe;
  --blue-500: #16a6f2;
  --blue-300: #78ddff;
  --ice-100: #eafaff;
  --ice-50: #f7fdff;
  --white: #ffffff;
  --text: #071425;
  --muted: #5d7084;
  --line: rgba(7, 35, 62, .12);
  --whatsapp: #20c76a;
  --shadow-soft: 0 20px 60px rgba(6, 24, 44, .12);
  --shadow-hard: 0 30px 90px rgba(2, 8, 20, .32);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1200px;
  --header-height: 78px;
}

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

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Manrope", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--ice-50);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 9999;
  transform: translateY(-150%);
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--white);
  color: var(--navy-900);
  font-weight: 800;
  transition: transform .2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-height);
  color: var(--white);
  background: linear-gradient(180deg, rgba(2, 8, 20, .8), rgba(2, 8, 20, .32) 62%, rgba(2, 8, 20, 0));
  transition: background .22s ease, box-shadow .22s ease, backdrop-filter .22s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(4, 15, 29, .86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 14px 50px rgba(0, 0, 0, .18);
}

.header-inner {
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-logo {
  width: 158px;
  height: auto;
  filter: drop-shadow(0 12px 22px rgba(42, 202, 255, .22));
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.site-nav a {
  position: relative;
  padding: 12px 14px;
  border-radius: 999px;
  color: rgba(255, 255, 255, .82);
  font-size: .88rem;
  font-weight: 800;
  transition: color .18s ease, background .18s ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 6px;
  height: 2px;
  border-radius: 8px;
  background: var(--blue-300);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .18s ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: #fff;
  background: rgba(255, 255, 255, .06);
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.header-cta,
.btn,
.mini-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  border-radius: 999px;
  font-weight: 800;
  line-height: 1;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}

.header-cta {
  padding: 0 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--whatsapp), #0da855);
  box-shadow: 0 16px 32px rgba(32, 199, 106, .22);
  font-size: .9rem;
}

.wa-icon {
  width: 20px;
  height: 20px;
  display: block;
  flex: 0 0 auto;
}

.header-cta:hover,
.btn:hover,
.mini-whatsapp:hover {
  transform: translateY(-2px);
}

.menu-button {
  display: none;
  width: 46px;
  height: 46px;
  margin-left: auto;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 16px;
  background: rgba(255,255,255,.08);
  color: #fff;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 5px auto;
  border-radius: 10px;
  background: currentColor;
  transition: transform .2s ease;
}

.menu-button.is-active span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.menu-button.is-active span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: var(--navy-950);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(2, 8, 20, .98) 0%, rgba(3, 15, 29, .86) 35%, rgba(4, 20, 36, .22) 70%, rgba(2, 8, 20, .08) 100%),
    linear-gradient(180deg, rgba(2, 8, 20, .22), rgba(2, 8, 20, .72));
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding-top: var(--header-height);
}

.hero-content {
  max-width: 690px;
  padding: 90px 0 70px;
}

.section-kicker {
  margin: 0 0 18px;
  color: var(--blue-500);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.hero .section-kicker {
  color: var(--blue-300);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 26px;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: .98;
  letter-spacing: -.07em;
}

h1 span {
  color: var(--blue-500);
}

.hero-content > p:not(.section-kicker) {
  max-width: 540px;
  margin-bottom: 32px;
  color: rgba(255, 255, 255, .78);
  font-size: 1.08rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 46px;
}

.btn {
  min-height: 56px;
  padding: 0 22px;
}

.btn-whatsapp {
  color: #fff;
  background: linear-gradient(135deg, var(--whatsapp), #0ca653);
  box-shadow: 0 18px 42px rgba(32, 199, 106, .28);
}

.btn-outline {
  color: #fff;
  border: 1px solid rgba(255,255,255,.48);
  background: rgba(255,255,255,.06);
}

.btn-outline:hover {
  border-color: rgba(120, 221, 255, .9);
  background: rgba(120, 221, 255, .1);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-badges li {
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 36px;
  padding-right: 36px;
  margin-right: 34px;
  border-right: 1px solid rgba(255,255,255,.24);
  color: rgba(255,255,255,.86);
  font-size: .92rem;
  font-weight: 800;
}

.hero-badges li:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}

.hero-badges svg,
.benefit-grid svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--blue-300);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* General sections */
.section {
  padding: 96px 0;
  scroll-margin-top: calc(var(--header-height) + 18px);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 42px;
}

.section-heading.center {
  margin-inline: auto;
  text-align: center;
}

.section-heading .section-kicker {
  margin-inline: auto;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.07;
  letter-spacing: -.055em;
}

.section-heading.center h2::after {
  content: "";
  display: block;
  width: 58px;
  height: 3px;
  margin: 20px auto 0;
  border-radius: 999px;
  background: var(--blue-500);
}

/* Products */
.products {
  position: relative;
  background:
    radial-gradient(circle at 50% 0%, rgba(120, 221, 255, .18), transparent 34%),
    linear-gradient(180deg, #fff 0%, #f4fbff 100%);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.product-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-soft);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(22, 166, 242, .28);
  box-shadow: 0 30px 80px rgba(6, 24, 44, .16);
}

.product-image {
  position: relative;
  aspect-ratio: 1.42 / 1;
  overflow: hidden;
  background: var(--navy-900);
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-icon {
  position: relative;
  z-index: 2;
  width: 66px;
  height: 66px;
  display: grid;
  place-items: center;
  margin: -33px auto 16px;
  border: 1px solid rgba(22,166,242,.22);
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(6, 24, 44, .16);
}

.product-icon svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: var(--blue-500);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.product-body {
  padding: 0 24px 28px;
  text-align: center;
}

.product-body h3 {
  margin-bottom: 10px;
  color: var(--blue-700);
  font-size: 1.22rem;
  line-height: 1.22;
  letter-spacing: -.035em;
}

.product-body h3 span {
  white-space: nowrap;
}

.product-body p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.62;
}

/* Service */
.service-area {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  display: grid;
  align-items: center;
  background: linear-gradient(90deg, #eaf9ff 0%, #f7fdff 100%);
}

.service-map {
  position: absolute;
  inset: 0 46% 0 0;
  opacity: .95;
}

.service-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(247,253,255,.28) 58%, var(--ice-50) 100%);
}

.service-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 44% 1fr;
  align-items: center;
  gap: 54px;
}

.service-panel {
  padding: 52px 0;
}

.service-panel p:not(.section-kicker) {
  max-width: 560px;
  margin-bottom: 28px;
  color: var(--muted);
  line-height: 1.75;
}

.region-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.region-cards article {
  min-height: 138px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.82);
  box-shadow: 0 16px 42px rgba(6, 24, 44, .08);
}

.pin-icon {
  width: 46px;
  height: 46px;
  display: inline-block;
  border: 3px solid var(--blue-700);
  border-radius: 999px 999px 999px 10px;
  transform: rotate(-45deg);
  position: relative;
}

.pin-icon::after {
  content: "";
  position: absolute;
  width: 13px;
  height: 13px;
  left: 50%;
  top: 50%;
  border-radius: 999px;
  background: var(--blue-500);
  transform: translate(-50%, -50%);
}

.region-cards .pin-icon {
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-width: 2.5px;
}

.region-cards h3 {
  margin-bottom: 6px;
  color: var(--blue-700);
  font-size: 1.35rem;
  letter-spacing: -.035em;
}

.region-cards p {
  margin: 0;
  color: var(--muted);
  font-size: .93rem;
  line-height: 1.55;
}

/* Benefits */
.benefit-strip {
  padding: 42px 0;
  color: #fff;
  background:
    radial-gradient(circle at 30% 0%, rgba(120, 221, 255, .18), transparent 34%),
    linear-gradient(135deg, var(--navy-900), #062b52 60%, #041325);
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.benefit-grid article {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 22px;
  padding: 18px 36px;
  border-right: 1px solid rgba(255,255,255,.18);
}

.benefit-grid article:first-child {
  padding-left: 0;
}

.benefit-grid article:last-child {
  padding-right: 0;
  border-right: 0;
}

.benefit-grid svg {
  width: 46px;
  height: 46px;
}

.benefit-grid h2 {
  margin-bottom: 6px;
  font-size: 1.4rem;
  line-height: 1.15;
  letter-spacing: -.04em;
}

.benefit-grid p {
  margin: 0;
  color: rgba(255,255,255,.74);
  font-size: .96rem;
  line-height: 1.62;
}

/* Contact */
.contact {
  background:
    radial-gradient(circle at 50% 0%, rgba(120, 221, 255, .18), transparent 30%),
    linear-gradient(180deg, #fff 0%, var(--ice-50) 100%);
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  max-width: 1020px;
  margin: 0 auto 28px;
}

.contact-card {
  display: grid;
  grid-template-columns: 190px 1fr;
  align-items: center;
  gap: 24px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.88);
  box-shadow: var(--shadow-soft);
}

.contact-card img {
  width: 190px;
  aspect-ratio: 1.35 / 1;
  height: auto;
  object-fit: cover;
  border-radius: 16px;
}

.contact-card h3 {
  margin-bottom: 8px;
  color: var(--blue-700);
  font-size: 1.35rem;
  letter-spacing: -.035em;
}

.contact-card span {
  display: block;
  color: var(--muted);
  font-size: .84rem;
  font-weight: 700;
}

.phone {
  display: block;
  width: fit-content;
  margin: 2px 0 16px;
  color: var(--blue-700);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.035em;
}

.mini-whatsapp {
  min-height: 42px;
  padding: 0 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--whatsapp), #0da855);
  font-size: .86rem;
  box-shadow: 0 12px 30px rgba(32,199,106,.22);
}

.mini-whatsapp .wa-icon {
  width: 18px;
  height: 18px;
}

.address-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 22px;
  max-width: 650px;
  margin: 0 auto;
  padding: 26px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.82);
  box-shadow: 0 16px 48px rgba(6,24,44,.08);
  font-style: normal;
}

.address-card .pin-icon {
  margin-top: 4px;
}

.address-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.address-card p {
  margin: 0 0 10px;
  color: var(--muted);
  line-height: 1.65;
}

.address-card a {
  color: var(--blue-700);
  font-weight: 800;
}

/* Footer */
.site-footer {
  color: rgba(255,255,255,.78);
  background:
    radial-gradient(circle at 12% 0%, rgba(75,205,255,.12), transparent 34%),
    linear-gradient(135deg, var(--navy-900), #04101f);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .85fr .95fr 1.05fr;
  gap: 46px;
  padding: 64px 0 46px;
}

.site-footer .brand-logo {
  width: 150px;
}

.footer-brand p,
.site-footer p {
  margin: 14px 0 0;
  line-height: 1.65;
}

.site-footer h2 {
  margin-bottom: 16px;
  color: #fff;
  font-size: 1rem;
  letter-spacing: 0;
}

.site-footer nav,
.site-footer .footer-grid > div:not(.footer-brand) {
  display: grid;
  align-content: start;
  gap: 10px;
}

.site-footer a {
  color: rgba(255,255,255,.78);
  transition: color .18s ease;
}

.site-footer a:hover {
  color: #fff;
}

.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  font-size: .88rem;
}


/* Motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .65s ease, transform .65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Responsive */
@media (max-width: 1120px) {
  .header-inner {
    grid-template-columns: auto auto auto;
  }

  .site-nav {
    justify-content: end;
  }

  .header-cta {
    display: none;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-layout {
    grid-template-columns: 36% 1fr;
  }

  .benefit-grid article {
    padding-inline: 24px;
  }

  .contact-card {
    grid-template-columns: 150px 1fr;
  }

  .contact-card img {
    width: 150px;
  }
}

@media (max-width: 860px) {
  :root {
    --header-height: 72px;
  }

  .container {
    width: min(100% - 30px, var(--container));
  }

  .header-inner {
    grid-template-columns: auto auto;
  }

  .brand-logo {
    width: 132px;
  }

  .menu-button {
    display: block;
  }

  .site-nav {
    position: fixed;
    left: 15px;
    right: 15px;
    top: calc(var(--header-height) + 10px);
    display: grid;
    justify-content: stretch;
    padding: 12px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 22px;
    background: rgba(4, 15, 29, .94);
    box-shadow: var(--shadow-hard);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity .2s ease, transform .2s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 14px 16px;
  }

  .hero {
    min-height: 760px;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(2,8,20,.96), rgba(2,8,20,.78)),
      linear-gradient(180deg, rgba(2,8,20,.08), rgba(2,8,20,.84));
  }

  .hero-media img {
    object-position: 62% center;
    opacity: .72;
  }

  .hero-content {
    padding-top: 92px;
  }

  h1 {
    font-size: clamp(2.75rem, 12vw, 4.7rem);
  }

  .hero-badges {
    display: grid;
    gap: 14px;
  }

  .hero-badges li {
    padding: 0;
    margin: 0;
    border: 0;
  }

  .section {
    padding: 76px 0;
  }

  .service-map {
    inset: 0;
    opacity: .28;
  }

  .service-map::after {
    background: rgba(247,253,255,.68);
  }

  .service-layout {
    grid-template-columns: 1fr;
  }

  .service-layout > div:first-child {
    display: none;
  }

  .service-panel {
    padding: 0;
  }

  .benefit-grid,
  .contact-cards,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .benefit-grid article {
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,.16);
  }

  .benefit-grid article:last-child {
    border-bottom: 0;
  }

  .footer-grid {
    gap: 30px;
    padding-top: 50px;
  }
}

@media (max-width: 560px) {
  .hero {
    min-height: 720px;
  }

  .hero-actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .product-grid,
  .region-cards {
    grid-template-columns: 1fr;
  }

  .product-image {
    aspect-ratio: 1.55 / 1;
  }

  .contact-card {
    grid-template-columns: 1fr;
  }

  .contact-card img {
    width: 100%;
    aspect-ratio: 1.9 / 1;
  }

  .phone {
    font-size: 1.2rem;
  }

  .address-card {
    grid-template-columns: 1fr;
    padding: 24px;
  }
}