/* Reingrad – Swiss / Industrial Wayfinding
   Signal red · grid · sharp · engineered */

:root {
  --bg: #ffffff;
  --bg-alt: #f2f2f2;
  --bg-muted: #e8e8e8;
  --ink: #0a0a0a;
  --charcoal: #1a1a1a;
  --ink-soft: #2c2c2c;
  --muted: #6b6b6b;
  --line: #d9d9d9;
  --line-strong: #0a0a0a;
  --signal: #d51f26;
  --signal-dark: #b4181e;
  --whatsapp: #1a1a1a;
  --radius: 3px;
  --header-h: 64px;
  --mobile-bar-h: 56px;
  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", "Helvetica Neue", sans-serif;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --max: 1160px;
  --gutter: clamp(1.5rem, 5vw, 3.5rem);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-bottom: var(--mobile-bar-h);
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

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

a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 0.5em;
}

h1 {
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
}

h3 {
  font-size: clamp(1.35rem, 2vw, 1.65rem);
  letter-spacing: 0.02em;
  margin-bottom: 0.35em;
}

p {
  margin: 0 0 1em;
  color: var(--ink-soft);
}

p:last-child {
  margin-bottom: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  background: var(--signal);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  text-decoration: none;
}

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

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

/* ——— Header ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--ink);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 100%;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
}

.logo:hover {
  color: var(--ink);
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  object-fit: contain;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav {
  display: none;
  align-items: center;
  gap: 0.1rem 1rem;
}

.nav a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.15s var(--ease);
  white-space: nowrap;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.phone-desktop {
  display: none !important;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--bg);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 1040px) {
  .nav {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  .phone-desktop {
    display: inline-flex !important;
  }
}

@media (max-width: 1039px) {
  .nav.is-open {
    display: flex;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--ink);
  }

  .nav.is-open a {
    padding: 1rem var(--gutter);
    border-bottom: 1px solid var(--line);
    font-size: 0.95rem;
  }

  .nav.is-open a:last-child {
    border-bottom: 0;
  }
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.65rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s var(--ease), color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.btn:hover {
  text-decoration: none;
}

.btn-sm {
  min-height: 38px;
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
}

.btn-lg {
  min-height: 52px;
  padding: 0.8rem 1.5rem;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.btn-primary:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

.btn-secondary:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: transparent;
  letter-spacing: 0.04em;
}

.btn-ghost:hover {
  color: var(--signal);
}

.btn-on-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-on-dark:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

/* ——— Hero ——— */
.hero {
  position: relative;
  min-height: min(88vh, 820px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  overflow: hidden;
  background: var(--charcoal);
}

@media (max-width: 767px) {
  .hero {
    min-height: calc(100svh - var(--header-h) - var(--mobile-bar-h));
    min-height: calc(100dvh - var(--header-h) - var(--mobile-bar-h));
  }
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 50%, #2a1214 100%),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 79px,
      rgba(255, 255, 255, 0.03) 79px,
      rgba(255, 255, 255, 0.03) 80px
    );
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  filter: contrast(1.05) brightness(0.88);
  transform: scale(1.02);
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      180deg,
      rgba(10, 10, 10, 0.4) 0%,
      rgba(10, 10, 10, 0.28) 35%,
      rgba(10, 10, 10, 0.75) 70%,
      rgba(10, 10, 10, 0.94) 100%
    ),
    linear-gradient(
      90deg,
      rgba(10, 10, 10, 0.62) 0%,
      rgba(10, 10, 10, 0.2) 55%,
      transparent 100%
    );
}

.hero-frame {
  position: relative;
  z-index: 1;
}

.hero-content {
  padding: 4rem 0 3rem;
  max-width: 780px;
}

@media (max-width: 767px) {
  .hero-content {
    padding: 1.5rem 0 2rem;
  }

  .brand-hero {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
  }

  .hero h1 {
    font-size: clamp(2.4rem, 11vw, 3.2rem);
    margin-bottom: 0.75rem;
  }

  .hero-lead {
    font-size: 1rem;
    margin-bottom: 1.25rem;
  }

  .hero-cta .btn-lg {
    min-height: 46px;
    padding: 0.65rem 1.1rem;
    font-size: 0.9rem;
  }
}

.brand-hero {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 0.85rem;
  color: #fff;
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.1rem;
}

.hero-lead {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.82);
  max-width: 28rem;
  margin-bottom: 1.75rem;
  line-height: 1.5;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero .btn-primary {
  background: var(--signal);
  border-color: var(--signal);
}

.hero .btn-primary:hover {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
}

.hero-rail {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin: 0 auto;
  padding: 0.85rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

.hero-rail-dot {
  width: 6px;
  height: 6px;
  background: var(--signal);
  flex-shrink: 0;
}

.hero-rail-chev {
  margin-left: auto;
  color: var(--signal);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.08em;
  line-height: 1;
}

.hero-words {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  user-select: none;
  overflow: hidden;
}

.hero-words span {
  position: absolute;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.78;
  letter-spacing: -0.015em;
  text-transform: uppercase;
  white-space: nowrap;
}

.hero-words span:nth-child(1) {
  top: -0.08em;
  right: -3%;
  font-size: clamp(6rem, 20vw, 18rem);
  color: rgba(255, 255, 255, 0.05);
}

.hero-words span:nth-child(2) {
  top: 32%;
  right: -7%;
  font-size: clamp(3.5rem, 11vw, 9rem);
  color: rgba(255, 255, 255, 0.09);
}

.hero-content > * {
  opacity: 0;
  transform: translateY(14px);
  animation: rise 0.55s var(--ease) forwards;
}

.hero-content > *:nth-child(1) { animation-delay: 0.06s; }
.hero-content > *:nth-child(2) { animation-delay: 0.14s; }
.hero-content > *:nth-child(3) { animation-delay: 0.22s; }
.hero-content > *:nth-child(4) { animation-delay: 0.3s; }

@keyframes rise {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ——— Signal bar ——— */
.signal-bar {
  background: var(--ink);
  color: #fff;
  border-bottom: 3px solid var(--signal);
}

.signal-bar-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.1rem 0;
}

.signal-bar p {
  color: rgba(255, 255, 255, 0.88);
  margin: 0;
  font-size: 0.95rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.signal-code {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.45rem;
  background: var(--signal);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.signal-bar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.signal-bar .btn-primary {
  background: #fff;
  color: var(--ink);
  border-color: #fff;
}

.signal-bar .btn-primary:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

.signal-bar .btn-secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.signal-bar .btn-secondary:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

@media (min-width: 800px) {
  .signal-bar-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* ——— Sections ——— */
.section {
  position: relative;
  padding: clamp(4rem, 10vw, 7rem) 0;
  overflow: hidden;
}

.section-alt {
  background: var(--bg-alt);
}

.section-ink {
  background: var(--charcoal);
  color: #fff;
}

.section-ink h2,
.section-ink h3 {
  color: #fff;
}

.section-ink p {
  color: rgba(255, 255, 255, 0.7);
}

/* Overlapping wayfinding wall typography */
.bg-words {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  user-select: none;
  overflow: hidden;
}

.bg-word {
  position: absolute;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 0.78;
  text-transform: uppercase;
  white-space: nowrap;
}

.bg-word-a {
  top: clamp(0.5rem, 2vw, 1.75rem);
  left: 4%;
  font-size: clamp(5.5rem, 19vw, 16rem);
  color: rgba(10, 10, 10, 0.05);
}

.bg-word-b {
  top: clamp(5.5rem, 15vw, 12rem);
  right: -5%;
  font-size: clamp(4.5rem, 15vw, 13rem);
  color: rgba(10, 10, 10, 0.085);
}

.bg-num {
  position: absolute;
  top: -0.12em;
  left: -0.2em;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.8;
  font-size: clamp(9rem, 22vw, 19rem);
  letter-spacing: -0.04em;
  color: var(--signal);
  opacity: 0.9;
}

.bg-words-dark .bg-word-a {
  color: rgba(255, 255, 255, 0.05);
}

.bg-words-dark .bg-word-b {
  color: rgba(255, 255, 255, 0.085);
}

.section > .container {
  position: relative;
  z-index: 1;
}

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem 1.75rem;
  align-items: start;
  max-width: 44rem;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--ink);
}

.section-head-light {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.section-head-stack {
  margin-bottom: 2rem;
  max-width: none;
}

.section-head-stack .section-index {
  margin-bottom: 0;
}

/* Platform-sign plaque */
.section-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.4rem;
  height: 3.4rem;
  padding: 0 0.6rem;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  border-bottom: 3px solid var(--signal);
  border-radius: var(--radius);
}

.section-head-light .section-index,
.section-cta .section-index {
  background: var(--signal);
  border-bottom-color: #fff;
}

.section-head h2 {
  margin-bottom: 0.4rem;
}

.section-head p {
  margin: 0;
  font-size: 1.05rem;
  max-width: 32rem;
}

.section-intro {
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
}

/* ——— Services (editorial rows) ——— */
.services-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ink);
}

.service-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 1.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line-strong);
  align-items: start;
}

@media (min-width: 760px) {
  .service-row {
    grid-template-columns: 4.5rem 220px 1fr;
    align-items: center;
    gap: 2rem;
  }
}

@media (min-width: 1000px) {
  .service-row {
    grid-template-columns: 5rem 280px 1fr;
  }
}

.service-code {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding-top: 0.15rem;
}

.service-visual {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-muted);
  border: 1px solid var(--ink);
}

@media (min-width: 760px) {
  .service-visual {
    grid-column: auto;
    aspect-ratio: 4 / 3;
  }
}

.service-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.02) brightness(0.98);
  transition: filter 0.4s var(--ease), transform 0.4s var(--ease);
}

.service-row:hover .service-visual img {
  filter: contrast(1.04) brightness(1);
  transform: scale(1.02);
}

.service-copy h3 {
  position: relative;
  padding-left: 0.85rem;
}

.service-copy h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2em;
  bottom: 0.2em;
  width: 3px;
  background: var(--signal);
}

.service-copy p {
  margin: 0;
  max-width: 36rem;
  font-size: 0.98rem;
}

/* Destination-list chevrons */
.service-copy h3::after {
  content: "«««";
  margin-left: 0.55rem;
  font-size: 0.8em;
  letter-spacing: -0.06em;
  color: var(--line);
  transition: color 0.2s var(--ease);
}

.service-row:hover .service-copy h3::after {
  color: var(--signal);
}

/* ——— Principles ——— */
.principles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

@media (min-width: 700px) {
  .principles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .principles-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.principle {
  padding: 1.75rem 1.25rem 1.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

@media (min-width: 700px) {
  .principle {
    padding: 2rem 1.5rem 2rem 0;
    border-right: 1px solid rgba(255, 255, 255, 0.15);
  }

  .principle:nth-child(2n) {
    padding-right: 0;
    padding-left: 1.5rem;
    border-right: 0;
  }
}

@media (min-width: 1000px) {
  .principle {
    padding: 2rem 1.75rem 2rem 0;
    border-bottom: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.15);
  }

  .principle:nth-child(2n) {
    padding-left: 0;
    padding-right: 1.75rem;
  }

  .principle:last-child {
    border-right: 0;
    padding-right: 0;
  }

  .principle:not(:first-child) {
    padding-left: 1.75rem;
  }
}

.principle-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--signal);
  margin-bottom: 1rem;
}

.principle h3 {
  margin-bottom: 0.5rem;
}

.principle p {
  font-size: 0.95rem;
  margin: 0;
}

/* ——— Before / After ——— */
.ba-box {
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid var(--ink);
  background: var(--bg);
}

.ba-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--ink);
}

.ba-tab {
  min-height: 48px;
  padding: 0.6rem;
  border: 0;
  border-right: 1px solid var(--ink);
  background: var(--bg);
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}

.ba-tab:last-child {
  border-right: 0;
}

.ba-tab:hover {
  color: var(--ink);
}

.ba-tab.is-active {
  background: var(--ink);
  color: #fff;
}

.ba-slider {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-muted);
  user-select: none;
  touch-action: none;
  container-type: inline-size;
}

.ba-img {
  display: block;
  pointer-events: none;
}

.ba-img-after {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.02);
}

.ba-before-clip {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--pos, 50%);
  overflow: hidden;
  z-index: 1;
}

.ba-img-before {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100cqi;
  max-width: none;
  object-fit: cover;
  object-position: left center;
  filter: brightness(0.92) contrast(1.02);
}

.ba-chip {
  position: absolute;
  top: 0.85rem;
  z-index: 2;
  padding: 0.3rem 0.55rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  pointer-events: none;
}

.ba-chip-before {
  left: 0.85rem;
  background: var(--ink);
  color: #fff;
}

.ba-chip-after {
  right: 0.85rem;
  background: var(--signal);
  color: #fff;
}

.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--pos, 50%);
  z-index: 3;
  width: 0;
  pointer-events: none;
}

.ba-handle-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -1px;
  width: 2px;
  background: #fff;
}

.ba-handle-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  border: 1px solid #fff;
  transform: translate(-50%, -50%);
}

.ba-range {
  position: absolute;
  inset: 0;
  z-index: 4;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  appearance: none;
}

.ba-box-note {
  margin: 0;
  padding: 1rem 1.15rem;
  font-size: 0.88rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ——— Split / steps ——— */
.split-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 900px) {
  .split-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 4rem;
  }
}

.split-media {
  margin: 0;
  position: relative;
  border: 1px solid var(--ink);
  overflow: hidden;
}

.split-media img {
  width: 100%;
  height: 100%;
  max-height: 680px;
  object-fit: cover;
  filter: contrast(1.02) brightness(0.98);
}

.media-caption {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.signal-mark {
  width: 8px;
  height: 8px;
  background: var(--signal);
  flex-shrink: 0;
}

.steps {
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ink);
}

.steps li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line-strong);
}

.step-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--signal);
  letter-spacing: 0.04em;
}

.steps h3 {
  margin-bottom: 0.25rem;
}

.steps p {
  font-size: 0.95rem;
  margin: 0;
}

/* ——— Prices ——— */
.price-grid {
  display: grid;
  gap: 0;
  border: 1px solid var(--ink);
}

@media (min-width: 840px) {
  .price-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.price-unit {
  display: flex;
  flex-direction: column;
  padding: 1.75rem 1.5rem;
  border-bottom: 1px solid var(--ink);
  background: var(--bg);
}

@media (min-width: 840px) {
  .price-unit {
    border-bottom: 0;
    border-right: 1px solid var(--ink);
  }

  .price-unit:last-child {
    border-right: 0;
  }
}

.price-unit-signal {
  background: var(--bg-alt);
  box-shadow: inset 0 3px 0 var(--signal);
}

.price-unit-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.price-code {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.price-unit h3 {
  margin: 0;
}

.price-note {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.price-from {
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.price-from strong {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.price-unit ul {
  list-style: none;
  margin: 0 0 1.75rem;
  flex: 1;
}

.price-unit li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.55rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.price-unit li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 2px;
  background: var(--signal);
}

.price-unit .btn {
  margin-top: auto;
  align-self: stretch;
}

.price-footnote {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 44rem;
}

/* ——— About ——— */
.about-grid {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 880px) {
  .about-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 4rem;
  }
}

.about-media {
  margin: 0;
  border: 1px solid var(--ink);
  overflow: hidden;
}

.about-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: none;
}

.about-copy p {
  font-size: 1.05rem;
  max-width: 34rem;
}

.spec-list {
  list-style: none;
  margin-top: 2rem;
  border-top: 1px solid var(--ink);
}

.spec-list li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line-strong);
  color: var(--ink);
  font-weight: 500;
}

.spec-list li span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--signal);
  letter-spacing: 0.04em;
}

/* ——— CTA ——— */
.section-cta {
  background: var(--ink);
  padding: clamp(3rem, 7vw, 4.5rem) 0;
}

.cta-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-left: 1.25rem;
  border-left: 3px solid var(--signal);
}

.cta-panel-copy .section-index {
  margin-bottom: 0.75rem;
  font-size: 1.6rem;
}

.cta-panel h2 {
  color: #fff;
  margin-bottom: 0.5rem;
}

.cta-panel p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 32rem;
  margin: 0;
}

.cta-panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (min-width: 820px) {
  .cta-panel {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

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

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4rem;
    align-items: start;
  }
}

.contact-channels {
  display: grid;
  gap: 0;
  margin: 0 0 2rem;
  border-top: 1px solid var(--ink);
}

.channel {
  display: grid;
  grid-template-columns: 2.75rem 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line-strong);
  text-decoration: none;
  transition: color 0.15s var(--ease);
}

.channel:hover {
  color: inherit;
}

.channel:hover .channel-code {
  background: var(--signal);
  border-color: var(--signal);
  color: #fff;
}

.channel:hover .channel-value {
  color: var(--signal);
}

.channel-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease);
}

.channel-body {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.channel-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.channel-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--ink);
  transition: color 0.15s var(--ease);
}

.contact-hours {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
}

.contact-hours-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.35rem;
}

.contact-form {
  border: 1px solid var(--ink);
  background: var(--bg);
  padding: 0;
}

.form-rail {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1.25rem;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.form-rail-code {
  color: var(--signal);
}

.contact-form > .form-row,
.contact-form > .form-grid-2,
.contact-form > .btn,
.contact-form > .form-status {
  margin-left: 1.25rem;
  margin-right: 1.25rem;
}

.contact-form > .form-row:first-of-type {
  margin-top: 1.35rem;
}

.contact-form > .btn {
  display: flex;
  width: calc(100% - 2.5rem);
  max-width: calc(100% - 2.5rem);
  margin-bottom: 0.5rem;
}

.contact-form > .form-status {
  margin-bottom: 1.25rem;
}

@media (min-width: 640px) {
  .contact-form > .form-row,
  .contact-form > .form-grid-2,
  .contact-form > .btn,
  .contact-form > .form-status {
    margin-left: 1.6rem;
    margin-right: 1.6rem;
  }

  .contact-form > .btn {
    width: calc(100% - 3.2rem);
    max-width: calc(100% - 3.2rem);
  }
}

.form-row {
  margin-bottom: 1rem;
}

.form-row label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--signal);
  box-shadow: 0 0 0 2px rgba(213, 31, 38, 0.18);
}

.form-row textarea {
  resize: vertical;
  min-height: 120px;
}

.form-grid-2 {
  display: grid;
  gap: 1rem;
  margin-bottom: 0;
}

@media (min-width: 560px) {
  .form-grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
}

.form-check input {
  width: 18px;
  height: 18px;
  margin-top: 0.15rem;
  accent-color: var(--signal);
  border-radius: var(--radius);
}

.form-check label {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.9rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink-soft);
  line-height: 1.45;
}

.form-status {
  margin-top: 0.75rem;
  min-height: 1.4em;
  font-weight: 500;
}

.form-status.is-success {
  color: var(--ink);
}

.form-status.is-error {
  color: var(--signal);
}

.form-row.is-invalid input,
.form-row.is-invalid select,
.form-row.is-invalid textarea {
  border-color: var(--signal);
}

/* ——— Footer ——— */
.site-footer {
  background: var(--charcoal);
  color: rgba(255, 255, 255, 0.7);
  padding: 3.5rem 0 1.75rem;
  border-top: 3px solid var(--signal);
}

.footer-top {
  display: grid;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

@media (min-width: 800px) {
  .footer-top {
    grid-template-columns: 1.2fr 2fr;
    gap: 3rem;
  }
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.55);
  margin-top: 1rem;
  font-size: 0.95rem;
}

.footer-cols {
  display: grid;
  gap: 2rem;
}

@media (min-width: 560px) {
  .footer-cols {
    grid-template-columns: repeat(3, 1fr);
  }
}

.logo-footer {
  color: #fff;
}

.logo-footer:hover {
  color: #fff;
}

.site-footer h3 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
}

.site-footer ul {
  list-style: none;
}

.site-footer li {
  margin-bottom: 0.45rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  font-size: 0.95rem;
}

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

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.25rem;
  font-size: 0.85rem;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-right {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
}

.putzzi-staff {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0.2rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: transparent;
  color: rgba(255, 255, 255, 0.4) !important;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-decoration: none !important;
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.putzzi-staff:hover {
  color: rgba(255, 255, 255, 0.75) !important;
  border-color: rgba(255, 255, 255, 0.4);
}

/* ——— Mobile bar ——— */
.mobile-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  background: var(--bg);
  border-top: 1px solid var(--ink);
}

.mobile-bar a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--mobile-bar-h);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
}

.mobile-bar a.whatsapp {
  border-left: 1px solid var(--ink);
  border-right: 1px solid var(--ink);
}

.mobile-bar a.primary {
  background: var(--ink);
  color: #fff;
}

@media (min-width: 768px) {
  .mobile-bar {
    display: none;
  }
}

/* ——— Legal ——— */
.legal-page {
  padding: calc(var(--header-h) + 3rem) 0 4rem;
}

.legal-page .prose {
  max-width: 42rem;
}

.legal-page h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ink);
}

.legal-page h2 {
  font-size: 1.35rem;
  margin-top: 2.25rem;
  color: var(--ink);
}

.legal-page a {
  color: var(--signal);
}

/* ——— Reveal ——— */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .hero-content > * {
    opacity: 1;
    transform: none;
    animation: none;
  }

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

  html {
    scroll-behavior: auto;
  }

  .service-row:hover .service-visual img {
    transform: none;
  }

  .ba-tab {
    transition: none;
  }
}