:root {
  --brand-red: #c21818;
  --brand-red-deep: #8e1010;
  --brand-red-hot: #e12626;
  --ink: #141414;
  --steel: #2c2f33;
  --muted: #5c636a;
  --concrete: #eceff1;
  --fog: #f5f7f8;
  --white: #ffffff;
  --line: rgba(20, 20, 20, 0.12);
  --shadow: 0 18px 40px rgba(20, 20, 20, 0.12);
  --font-display: "Bebas Neue", Impact, Haettenschweiler, sans-serif;
  --font-body: "Outfit", "Segoe UI", sans-serif;
  --radius: 4px;
  --header-h: 4.5rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--fog);
  line-height: 1.55;
  min-height: 100%;
}

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

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  background: var(--brand-red);
  color: var(--white);
  padding: 0.75rem 1rem;
}

.skip-link:focus {
  top: 1rem;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 247, 248, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.site-header--overlay {
  position: absolute;
  inset: 0 0 auto 0;
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.55), transparent);
  border-bottom: 0;
  color: var(--white);
}

.site-nav {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  letter-spacing: 0.04em;
}

.brand__name {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.35rem);
  line-height: 1;
}

.brand__mark {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-red-hot);
  border: 1px solid currentColor;
  padding: 0.2rem 0.4rem;
  max-width: 9rem;
  line-height: 1.2;
  text-align: center;
}

.site-header--overlay .brand__mark {
  color: #ffb4b4;
  border-color: rgba(255, 180, 180, 0.7);
}

.site-nav__list {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  font-weight: 500;
}

.site-nav__list a {
  opacity: 0.9;
}

.site-nav__list a:hover {
  opacity: 1;
  color: var(--brand-red);
}

.site-header--overlay .site-nav__list a:hover {
  color: #ffd0d0;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: currentColor;
  margin: 0.3rem 0;
}

.site-nav__panel {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: var(--brand-red);
  color: var(--white);
}

.btn--primary:hover {
  background: var(--brand-red-deep);
  color: var(--white);
}

.btn--ghost {
  background: transparent;
  border-color: rgba(20, 20, 20, 0.25);
  color: var(--ink);
}

.btn--ghost:hover {
  border-color: var(--brand-red);
  color: var(--brand-red);
}

.btn--ghost-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--white);
}

.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  color: var(--white);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  align-items: end;
  color: var(--white);
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: hero-drift 18s var(--ease) infinite alternate;
}

.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, 0.35) 0%, rgba(10, 10, 10, 0.2) 35%, rgba(10, 10, 10, 0.78) 100%),
    linear-gradient(90deg, rgba(140, 16, 16, 0.28), transparent 55%);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: calc(var(--header-h) + 3rem) 0 4.5rem;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 14vw, 9.5rem);
  line-height: 0.9;
  letter-spacing: 0.02em;
  margin: 0 0 0.75rem;
  opacity: 0;
  transform: translateY(28px);
  animation: rise-in 0.9s var(--ease) 0.15s forwards;
}

.hero__headline {
  max-width: 16ch;
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.85rem;
  opacity: 0;
  transform: translateY(28px);
  animation: rise-in 0.9s var(--ease) 0.3s forwards;
}

.hero__support {
  max-width: 38ch;
  margin: 0 0 1.75rem;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.88);
  opacity: 0;
  transform: translateY(28px);
  animation: rise-in 0.9s var(--ease) 0.45s forwards;
}

.hero__actions {
  opacity: 0;
  transform: translateY(28px);
  animation: rise-in 0.9s var(--ease) 0.6s forwards;
}

@keyframes rise-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-drift {
  to {
    transform: scale(1.12) translate3d(-1.5%, -1%, 0);
  }
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section__inner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.section--concrete {
  background:
    radial-gradient(circle at top right, rgba(194, 24, 24, 0.08), transparent 40%),
    linear-gradient(180deg, #e9ecef 0%, #f5f7f8 100%);
}

.section--dark {
  background:
    linear-gradient(135deg, #1b1d20 0%, #2a1212 55%, #17191c 100%);
  color: var(--white);
}

.section__eyebrow {
  margin: 0 0 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-red);
}

.section--dark .section__eyebrow {
  color: #ff8f8f;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  line-height: 0.95;
  letter-spacing: 0.03em;
  margin: 0 0 0.85rem;
}

.section__lead {
  max-width: 52ch;
  margin: 0 0 2.25rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.section--dark .section__lead {
  color: rgba(255, 255, 255, 0.78);
}

/* Service types */
.service-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-type {
  padding-top: 1rem;
  border-top: 2px solid var(--brand-red);
}

.service-type__label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand-red);
  margin-bottom: 0.45rem;
}

.service-type h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
  font-weight: 700;
}

.service-type p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* Pricing */
.pricing-category {
  margin-bottom: 2.25rem;
}

.pricing-min-note {
  display: inline;
  margin: 0;
  font-size: 0.85em;
  color: var(--muted);
  font-weight: 500;
}

.pricing-category__header {
  margin-bottom: 1rem;
}

.pricing-category__header h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  letter-spacing: 0.03em;
  line-height: 1;
}

.pricing-category__header p {
  margin: 0;
  color: var(--muted);
  max-width: 62ch;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
}

.fulfill-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
}

.fulfill-tier {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--brand-red);
  padding: 1.2rem 1.1rem;
  opacity: 0;
  transform: translateY(24px);
  transition: transform 0.35s var(--ease), border-color 0.25s var(--ease);
}

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

.fulfill-tier:hover {
  transform: translateY(-3px);
}

.fulfill-tier h4 {
  margin: 0 0 0.55rem;
  font-size: 1.02rem;
  font-weight: 700;
}

.fulfill-tier__price {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  color: var(--brand-red-deep);
}

.fulfill-tier__price span {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}

.fulfill-tier__note {
  margin: 0.45rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.price-tier {
  background: linear-gradient(160deg, var(--brand-red-hot), var(--brand-red-deep));
  color: var(--white);
  padding: 1.35rem 1.1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(24px);
  transition: transform 0.35s var(--ease);
}

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

.price-tier:hover {
  transform: translateY(-4px);
}

.price-tier__amount {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 2.8rem);
  line-height: 1;
  margin: 0;
}

.price-tier__unit {
  display: block;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  opacity: 0.9;
}

.price-tier__range {
  margin: 0.7rem 0 0;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.92;
}

.pricing-note {
  margin-top: 1.75rem;
  padding: 1.15rem 1.25rem;
  background: var(--white);
  border-left: 4px solid var(--brand-red);
}

.pricing-note strong {
  display: block;
  margin-bottom: 0.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.92rem;
}

.pricing-note p {
  margin: 0;
  color: var(--muted);
}

/* Services */
.services-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}

.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem 1.5rem;
}

.service-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.98rem;
}

.service-list__name {
  font-weight: 500;
}

.service-list__price {
  color: #ffb4b4;
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.services-aside {
  position: relative;
  min-height: 280px;
}

.services-aside img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.services-aside__caption {
  margin: 0.85rem 0 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.72);
}

/* Differentiators */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
}

.diff-item h3 {
  margin: 0 0 0.45rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.diff-item p {
  margin: 0;
  color: var(--muted);
  max-width: 42ch;
}

.diff-item {
  padding-top: 1rem;
  border-top: 2px solid var(--brand-red);
}

/* How it works */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.1rem;
  align-items: start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.steps__num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--brand-red);
  letter-spacing: 0.04em;
}

.steps__item h3 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
}

.steps__item p {
  margin: 0;
  color: var(--muted);
  max-width: 56ch;
}

.section-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

/* FAQ */
.faq-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 0.65rem;
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 0.35rem 0 0.85rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.02rem;
  list-style: none;
  padding: 0.55rem 0;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  float: right;
  color: var(--brand-red);
  font-weight: 700;
}

.faq-item[open] summary::after {
  content: "–";
}

.faq-item p {
  margin: 0.15rem 0 0.35rem;
  color: var(--muted);
}

.faq-item a {
  color: var(--brand-red);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* WhatsApp float */
.whatsapp-float {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 60;
  background: #128c7e;
  color: var(--white);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius);
  box-shadow: 0 12px 28px rgba(18, 140, 126, 0.35);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}

.whatsapp-float:hover {
  transform: translateY(-3px);
  background: #0e7367;
  color: var(--white);
}

/* CTA band */
.cta-band {
  padding: clamp(2.5rem, 6vw, 3.5rem) 0;
  background: var(--brand-red);
  color: var(--white);
}

.cta-band__inner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0 0 0.35rem;
  letter-spacing: 0.03em;
  line-height: 0.95;
}

.cta-band p {
  margin: 0;
  opacity: 0.92;
}

.cta-band .btn--ghost-light:hover {
  background: var(--white);
  color: var(--brand-red);
}

/* Contact page */
.page-banner {
  padding: calc(var(--header-h) + 2.5rem) 0 2.5rem;
  background:
    linear-gradient(120deg, rgba(194, 24, 24, 0.12), transparent 50%),
    linear-gradient(180deg, #e9ecef, #f5f7f8);
  border-bottom: 1px solid var(--line);
}

.page-banner__inner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.page-banner h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5rem);
  margin: 0 0 0.5rem;
  letter-spacing: 0.03em;
  line-height: 0.95;
}

.page-banner p {
  margin: 0;
  max-width: 48ch;
  color: var(--muted);
}

.contact-grid {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) 0;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2.5rem;
}

.contact-channels {
  display: grid;
  gap: 0.85rem;
}

.contact-channel {
  display: block;
  padding: 1.15rem 1.2rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.contact-channel:hover {
  border-color: var(--brand-red);
  transform: translateY(-2px);
}

.contact-channel__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-red);
  margin-bottom: 0.25rem;
}

.contact-channel__value {
  font-size: 1.15rem;
  font-weight: 600;
}

.contact-form {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: var(--shadow);
}

.contact-form .form-label {
  font-weight: 600;
  font-size: 0.92rem;
  display: block;
  margin-bottom: 0.35rem;
}

.contact-form .form-control {
  display: block;
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid rgba(20, 20, 20, 0.18);
  min-height: 2.85rem;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--white);
}

.contact-form .form-control:focus {
  outline: none;
  border-color: var(--brand-red);
  box-shadow: 0 0 0 0.2rem rgba(194, 24, 24, 0.15);
}

.contact-form textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.contact-form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.contact-form .mb-3 {
  margin-bottom: 1rem;
}

.contact-form .mb-4 {
  margin-bottom: 1.5rem;
}

@media (max-width: 720px) {
  .contact-form .row {
    grid-template-columns: 1fr;
  }
}

.alert-error-custom {
  background: #fdecea;
  border: 1px solid #f5c2c0;
  color: #8e1010;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.contact-form [hidden] {
  display: none !important;
}

.alert-success-custom {
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  color: #1b5e20;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.field-validation-error,
.validation-summary-errors {
  color: var(--brand-red-deep);
  font-size: 0.9rem;
}

.validation-summary-errors ul {
  margin: 0;
  padding-left: 1.1rem;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.82);
  padding: 2.5rem 0;
}

.site-footer__inner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  display: grid;
  gap: 1.25rem;
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.04em;
  margin: 0;
  color: var(--white);
}

.site-footer__tagline {
  margin: 0.2rem 0 0;
  color: rgba(255, 255, 255, 0.65);
}

.site-footer__parent {
  margin: 0.45rem 0 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.02em;
}

.site-footer__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.site-footer__contact a:hover {
  color: #ffb4b4;
}

.site-footer__copy {
  margin: 0.5rem 0 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* Responsive */
@media (max-width: 960px) {
  .pricing-grid,
  .fulfill-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-layout,
  .contact-grid,
  .faq-layout,
  .diff-grid,
  .service-type-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
    color: inherit;
  }

  .site-nav__panel {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    padding: 1rem 1rem 1.25rem;
    background: rgba(20, 20, 20, 0.96);
    color: var(--white);
  }

  .site-header:not(.site-header--overlay) .site-nav__panel {
    background: var(--white);
    color: var(--ink);
    border-bottom: 1px solid var(--line);
  }

  .site-nav__panel.is-open {
    display: flex;
  }

  .site-nav__list {
    flex-direction: column;
    gap: 0.85rem;
  }

  .site-nav__cta {
    width: 100%;
  }

  .pricing-grid,
  .fulfill-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero__content {
    padding-bottom: 3rem;
  }
}

@media (max-width: 480px) {
  .pricing-grid,
  .fulfill-grid {
    grid-template-columns: 1fr;
  }
}

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

  .hero__media img,
  .hero__brand,
  .hero__headline,
  .hero__support,
  .hero__actions,
  .reveal,
  .price-tier {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}