/* ================================================================
   Ro Water Solution — Standalone Website Styles
   Converted from Tailwind CSS to Vanilla CSS
   ================================================================ */

/* ── Reset ─────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Design Tokens (Custom Properties) ─────────────────────────── */
:root {
  --radius: 0.75rem;

  /* Core palette */
  --background: oklch(0.99 0.01 220);
  --foreground: oklch(0.2 0.05 250);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.2 0.05 250);
  --primary: oklch(0.6 0.16 240);
  --primary-foreground: oklch(1 0 0);
  --secondary: oklch(0.95 0.03 220);
  --secondary-foreground: oklch(0.3 0.1 250);
  --muted: oklch(0.96 0.02 220);
  --muted-foreground: oklch(0.5 0.04 250);
  --accent: oklch(0.85 0.09 220);
  --accent-foreground: oklch(0.25 0.1 250);
  --border: oklch(0.9 0.03 230);
  --input: oklch(0.92 0.02 230);
  --ring: oklch(0.6 0.16 240);

  /* Brand */
  --brand-deep: oklch(0.35 0.14 250);
  --brand: oklch(0.6 0.16 240);
  --brand-light: oklch(0.85 0.09 220);

  /* Gradients & shadows */
  --gradient-hero: linear-gradient(135deg, oklch(0.96 0.03 220), oklch(0.85 0.09 220));
  --shadow-soft: 0 10px 30px -12px oklch(0.6 0.16 240 / 0.35);

  /* WhatsApp green */
  --wa-green: #25D366;
}

/* ── Base ──────────────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
  color: inherit;
}

input,
textarea {
  font: inherit;
}

/* ── Icon Sizes ────────────────────────────────────────────────── */
.icon-xs { width: 0.875rem; height: 0.875rem; flex-shrink: 0; }
.icon-sm { width: 1rem; height: 1rem; flex-shrink: 0; }
.icon-md { width: 1.25rem; height: 1.25rem; flex-shrink: 0; }
.icon-lg { width: 1.5rem; height: 1.5rem; flex-shrink: 0; }
.icon-xl { width: 1.75rem; height: 1.75rem; flex-shrink: 0; }

.icon-filled { fill: currentColor; }

/* WhatsApp custom SVG inherits size from class */
.wa-icon { flex-shrink: 0; }

/* ── Layout ────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 72rem; /* 1152px = Tailwind max-w-6xl */
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

.section-padding {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.section-bg {
  background-color: oklch(0.95 0.03 220 / 0.4); /* secondary/40 */
}

.text-center { text-align: center; }

/* ── Fade-in animation ─────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ================================================================
   HEADER
   ================================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid oklch(0.9 0.03 230 / 0.6);
  background-color: oklch(0.99 0.01 220 / 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.75rem 1rem;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.header-logo-img {
  height: 2.75rem;
  width: 2.75rem;
  flex-shrink: 0;
  border-radius: 9999px;
  object-fit: contain;
}

.header-logo-text {
  min-width: 0;
  line-height: 1.25;
}

.header-logo-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand-deep);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-logo-sub {
  font-size: 0.6875rem; /* ~11px */
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted-foreground);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-nav {
  display: none;
  align-items: center;
  gap: 1.75rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.header-nav a {
  transition: color 0.2s;
}

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

.header-cta {
  display: none;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--primary);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-foreground);
  box-shadow: var(--shadow-soft);
  transition: opacity 0.2s;
}

.header-cta:hover {
  opacity: 0.9;
}

.header-menu-btn {
  display: block;
  padding: 0.25rem;
}

.header-menu-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Mobile nav — hidden by default */
.mobile-nav {
  display: none;
  border-top: 1px solid oklch(0.9 0.03 230 / 0.6);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav-inner {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.mobile-nav-inner a {
  display: block;
  padding: 0.5rem;
  border-radius: 0.375rem;
  transition: background-color 0.15s;
}

.mobile-nav-inner a:hover {
  background-color: var(--muted);
}

.mobile-nav-cta {
  margin-top: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--primary);
  padding: 0.5rem 1rem;
  font-weight: 600;
  color: var(--primary-foreground);
}

/* ── md+ header ── */
@media (min-width: 768px) {
  .header-nav { display: flex; }
  .header-cta { display: inline-flex; }
  .header-menu-btn { display: none; }
  .mobile-nav { display: none !important; }
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--gradient-hero);
}

.hero-blur {
  position: absolute;
  right: -6rem;
  top: -6rem;
  z-index: -1;
  width: 24rem;
  height: 24rem;
  border-radius: 9999px;
  background: oklch(1 0 0 / 0.4);
  filter: blur(48px);
}

.hero-inner {
  display: grid;
  gap: 2.5rem;
  max-width: 72rem;
  margin: 0 auto;
  padding: 3.5rem 1rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background: oklch(1 0 0 / 0.7);
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brand-deep);
  box-shadow: 0 1px 3px oklch(0 0 0 / 0.06);
}

.hero-title {
  margin-top: 1rem;
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--brand-deep);
}

.hero-title-accent {
  color: var(--primary);
}

.hero-desc {
  margin-top: 1.25rem;
  max-width: 36rem;
  font-size: 1rem;
  color: var(--muted-foreground);
}

.hero-actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-features {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-feature svg {
  color: var(--primary);
}

.hero-image-wrap {
  position: relative;
}

.hero-image-glow {
  position: absolute;
  inset: -1rem;
  z-index: -1;
  border-radius: 1.5rem;
  background: oklch(1 0 0 / 0.5);
  filter: blur(32px);
}

.hero-image {
  width: 100%;
  border-radius: 1.5rem;
  border: 1px solid oklch(1 0 0 / 0.7);
  box-shadow: var(--shadow-soft);
}

@media (min-width: 640px) {
  .hero-title { font-size: 3rem; }
  .hero-desc { font-size: 1.125rem; }
}

@media (min-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding-top: 5rem;
    padding-bottom: 5rem;
  }
  .hero-title { font-size: 3.75rem; }
  .section-padding {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }
}

/* ================================================================
   BUTTONS (shared)
   ================================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--primary);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  color: var(--primary-foreground);
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s, opacity 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  opacity: 0.95;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--wa-green);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  color: #fff;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s;
}

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

.btn-primary-sm {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--primary);
  padding: 0.625rem 1.25rem;
  font-weight: 600;
  color: var(--primary-foreground);
  box-shadow: var(--shadow-soft);
}

.btn-whatsapp-sm {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--wa-green);
  padding: 0.625rem 1.25rem;
  font-weight: 600;
  color: #fff;
  box-shadow: var(--shadow-soft);
}

/* ================================================================
   ABOUT
   ================================================================ */
.about-inner {
  display: grid;
  gap: 2.5rem;
}

.about-image {
  width: 100%;
  border-radius: 1rem;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}

.about-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.about-text {
  margin-top: 1rem;
  color: var(--muted-foreground);
}

.about-text + .about-text {
  margin-top: 0.75rem;
}

.about-stats {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  text-align: center;
}

.about-stat {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 1rem;
}

.about-stat-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
}

.about-stat-label {
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

@media (min-width: 640px) {
  .about-title { font-size: 2.25rem; }
}

@media (min-width: 768px) {
  .about-inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

/* ================================================================
   SECTION HEADERS (shared)
   ================================================================ */
.section-header {
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.section-desc {
  margin-top: 0.75rem;
  color: var(--muted-foreground);
}

@media (min-width: 640px) {
  .section-title { font-size: 2.25rem; }
}

/* ================================================================
   SERVICES
   ================================================================ */
.services-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.25rem;
}

.service-card {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 1.5rem;
  transition: transform 0.25s, box-shadow 0.25s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.service-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background-color: oklch(0.6 0.16 240 / 0.1);
  color: var(--primary);
  transition: background-color 0.25s, color 0.25s;
}

.service-card:hover .service-icon-wrap {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.service-title {
  margin-top: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.service-desc {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.services-cta {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
}

@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ================================================================
   WHY US
   ================================================================ */
.why-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.25rem;
}

.why-card {
  display: flex;
  gap: 1rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 1.25rem;
}

.why-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  border-radius: 9999px;
  background-color: var(--accent);
  color: var(--brand-deep);
}

.why-content {
  min-width: 0;
}

.why-title {
  font-weight: 600;
}

.why-desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

@media (min-width: 640px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .why-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ================================================================
   GALLERY
   ================================================================ */
.gallery-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1rem;
}

.gallery-item {
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background-color: var(--card);
}

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 1 / 1;
  transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-image {
  transform: scale(1.05);
}

.gallery-item:first-child .gallery-image {
  aspect-ratio: 4 / 5;
}

@media (min-width: 640px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }

  .gallery-item:first-child {
    grid-column: span 2;
    grid-row: span 2;
  }

  .gallery-item:first-child .gallery-image {
    aspect-ratio: auto;
    height: 100%;
  }
}

@media (min-width: 1024px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ================================================================
   SERVICE AREA
   ================================================================ */
.area-inner {
  display: grid;
  gap: 2.5rem;
}

.area-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.area-desc {
  margin-top: 0.75rem;
  color: var(--muted-foreground);
}

.area-tags {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.area-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  border-radius: 9999px;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
}

.area-tag svg {
  color: var(--primary);
}

.area-map-wrap {
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.area-map {
  width: 100%;
  height: 18rem;
  border: none;
}

@media (min-width: 640px) {
  .area-title { font-size: 2.25rem; }
}

@media (min-width: 768px) {
  .area-inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
  .area-map { height: 24rem; }
}

/* ================================================================
   TESTIMONIALS
   ================================================================ */
.testimonials-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.25rem;
}

.testimonial-card {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 1.5rem;
  box-shadow: 0 1px 3px oklch(0 0 0 / 0.04);
}

.testimonial-stars {
  display: flex;
  gap: 0.25rem;
  color: var(--primary);
}

.testimonial-text {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.testimonial-footer {
  margin-top: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.testimonial-name {
  font-weight: 600;
}

.testimonial-area {
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

@media (min-width: 768px) {
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ================================================================
   CONTACT
   ================================================================ */
.contact-inner {
  display: grid;
  gap: 2.5rem;
}

.contact-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.contact-desc {
  margin-top: 0.75rem;
  color: var(--muted-foreground);
}

.contact-details {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.875rem;
}

.contact-detail {
  display: flex;
  gap: 0.75rem;
}

.contact-detail svg {
  margin-top: 0.125rem;
  color: var(--primary);
  flex-shrink: 0;
}

.contact-detail a {
  transition: color 0.2s;
}

.contact-detail a:hover {
  color: var(--primary);
}

.contact-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Contact form card */
.contact-form {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 1.5rem;
  box-shadow: 0 1px 3px oklch(0 0 0 / 0.04);
}

.contact-form-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.contact-form-desc {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.contact-form-fields {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-input,
.contact-textarea {
  width: 100%;
  border-radius: 0.5rem;
  border: 1px solid var(--input);
  background-color: var(--background);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.2s;
}

.contact-input:focus,
.contact-textarea:focus {
  border-color: var(--primary);
}

.contact-textarea {
  resize: vertical;
}

.contact-submit {
  display: inline-flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 9999px;
  background-color: var(--primary);
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  color: var(--primary-foreground);
  box-shadow: var(--shadow-soft);
  transition: opacity 0.2s;
  border: none;
  cursor: pointer;
}

.contact-submit:hover {
  opacity: 0.95;
}

.contact-success {
  display: none;
  text-align: center;
  font-size: 0.875rem;
  color: var(--primary);
}

@media (min-width: 640px) {
  .contact-title { font-size: 2.25rem; }
}

@media (min-width: 768px) {
  .contact-inner { grid-template-columns: 1fr 1fr; }
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  border-top: 1px solid var(--border);
  background-color: var(--brand-deep);
  color: oklch(1 0 0 / 0.9);
}

.footer-inner {
  display: grid;
  gap: 2rem;
  max-width: 72rem;
  margin: 0 auto;
  padding: 3rem 1rem;
}

.footer-brand-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  height: 2.75rem;
  width: 2.75rem;
  border-radius: 9999px;
  background: #fff;
  padding: 0.25rem;
}

.footer-brand-name {
  font-weight: 700;
}

.footer-brand-desc {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: oklch(1 0 0 / 0.7);
}

.footer-section-title {
  font-weight: 600;
  color: #fff;
  font-size: 0.875rem;
}

.footer-contact-info {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: oklch(1 0 0 / 0.7);
  line-height: 1.6;
}

.footer-contact-info a {
  display: block;
  margin-top: 0.5rem;
  color: oklch(1 0 0 / 0.9);
  transition: color 0.2s;
}

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

.footer-links {
  font-size: 0.875rem;
}

.footer-links ul {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-links a {
  color: oklch(1 0 0 / 0.7);
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid oklch(1 0 0 / 0.1);
  padding: 1rem 1rem;
  text-align: center;
  font-size: 0.75rem;
  color: oklch(1 0 0 / 0.6);
}

@media (min-width: 768px) {
  .footer-inner { grid-template-columns: repeat(3, 1fr); }
}

/* ================================================================
   FLOATING ACTION BUTTONS
   ================================================================ */
.floating-wa {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  background-color: var(--wa-green);
  color: #fff;
  box-shadow: 0 8px 24px oklch(0 0 0 / 0.2);
  transition: transform 0.2s;
}

.floating-wa:hover {
  transform: scale(1.1);
}

.floating-wa-ping {
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background-color: var(--wa-green);
  opacity: 0.3;
  animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.floating-call {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  background-color: var(--primary);
  color: var(--primary-foreground);
  box-shadow: 0 8px 24px oklch(0 0 0 / 0.2);
  transition: transform 0.2s;
}

.floating-call:hover {
  transform: scale(1.1);
}

/* Hide call FAB on desktop */
@media (min-width: 768px) {
  .floating-call { display: none; }
}

/* ── Ping keyframes ── */
@keyframes ping {
  0% {
    transform: scale(1);
    opacity: 0.3;
  }
  75%, 100% {
    transform: scale(2);
    opacity: 0;
  }
}