/* 
   Mibest Beauty Salon & Wig Website
   Custom CSS Styling - Mobile First
*/

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* CSS Variables */
:root {
  --bg-warm-white: #FAF9F6;
  --color-charcoal: #22252A;
  --color-charcoal-light: #2E3238;
  --color-beige: #F4ECE1;
  --color-beige-dark: #E6D8C4;
  --color-gold: #C5A059;
  --color-gold-hover: #B28F4B;
  --color-gold-light: #F4EFE6;
  --border-color: #EFE8DD;
  --white: #FFFFFF;
  
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --shadow-subtle: 0 4px 20px rgba(34, 37, 42, 0.04);
  --shadow-medium: 0 8px 30px rgba(34, 37, 42, 0.08);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-warm-white);
  color: var(--color-charcoal);
  line-height: 1.6;
  overflow-x: hidden;
  font-weight: 400;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.25;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.25rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.85rem;
  position: relative;
  padding-bottom: 0.5rem;
}

h3 {
  font-size: 1.4rem;
}

p {
  margin-bottom: 1rem;
  color: var(--color-charcoal-light);
  font-weight: 300;
}

strong {
  font-weight: 600;
  color: var(--color-charcoal);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

/* Utility Layouts */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5.25rem 0;
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.85rem;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 50px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
}

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

.btn-primary:hover {
  background-color: var(--color-gold-hover);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 6px 20px rgba(197, 160, 89, 0.35);
}

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

.btn-secondary:hover {
  background-color: var(--color-gold-light);
  transform: translateY(-2px) scale(1.03);
  border-color: var(--color-gold-hover);
  box-shadow: 0 6px 20px rgba(197, 160, 89, 0.1);
}

/* Navigation Header */
.header-nav {
  position: sticky;
  top: 0;
  background-color: rgba(250, 249, 246, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  padding: 0 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-charcoal);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-menu {
  display: none; /* Hidden on mobile by default */
}

/* Mobile Nav Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1010;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-charcoal);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* Mobile Menu Active State */
.nav-menu.active {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background-color: var(--bg-warm-white);
  border-bottom: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  gap: 1.5rem;
  box-shadow: var(--shadow-medium);
  z-index: 999;
}

.nav-item {
  font-size: 1.1rem;
  font-weight: 500;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid transparent;
  width: fit-content;
}

.nav-item:hover, .nav-item.active {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 3rem 0;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

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

.hero-subtitle {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  margin-bottom: 1rem;
  font-weight: 600;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--color-charcoal);
}

.hero-desc {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: var(--color-charcoal-light);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}

.hero-image-container {
  display: none; /* hidden on mobile, shown on desktop */
}

.hero-image-mobile {
  display: block;
  margin: 1.5rem auto;
  max-width: 320px;
  width: 100%;
}

.hero-image-mobile .hero-portrait {
  width: 100%;
  height: auto;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  aspect-ratio: 4 / 5;
}

.hero-portrait {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  aspect-ratio: 4 / 5;
}

/* Services Page / Section */
.section-header {
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: 2.25rem;
  margin-bottom: 0.75rem;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.service-card {
  background-color: var(--white);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-gold);
}

.service-title {
  margin-bottom: 1rem;
  font-size: 1.35rem;
}

.service-desc {
  font-size: 0.95rem;
  margin-bottom: 1.75rem;
}

.service-cta {
  align-self: flex-start;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gold);
  text-decoration: none;
  transition: color 0.3s ease;
}

.service-cta:hover {
  color: var(--color-gold-hover);
  text-decoration: underline;
}

/* About Preview / Full Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.about-content {
  text-align: left;
}

.about-quote {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.6;
  color: var(--color-gold-hover);
  margin: 2rem 0;
  font-style: italic;
  text-align: center;
  padding: 0 1rem;
}

.about-btn-container {
  text-align: center;
}

.about-image-container {
  display: none; /* hidden on mobile, shown on desktop */
}

.about-image-mobile,
.about-image-mobile-story {
  display: block;
  margin: 1.5rem auto;
  max-width: 320px;
  width: 100%;
}

.about-image-mobile .about-portrait,
.about-image-mobile-story .about-portrait {
  width: 100%;
  height: auto;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  aspect-ratio: 4 / 5;
}

.about-portrait {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  aspect-ratio: 4 / 5;
}

/* Why Clients Come Back Section */
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.why-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.why-number {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
}

.why-card-title {
  margin-bottom: 0.5rem;
  font-size: 1.15rem;
}

.why-card-text {
  font-size: 0.95rem;
  margin: 0;
}

/* Gallery Section */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 2 columns on mobile */
  gap: 1rem;
}

.gallery-card {
  background-color: var(--white);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.gallery-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-gold);
}

.gallery-image-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 100%; /* 1:1 Aspect Ratio */
  overflow: hidden;
  background-color: var(--color-beige);
}

.gallery-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

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

.gallery-info {
  padding: 1.5rem;
}

.gallery-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.gallery-desc {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* Testimonials Page */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.testimonial-screenshot-card {
  background-color: var(--white);
  border-radius: 16px;
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  text-align: center;
  transition: var(--transition-smooth);
}

.testimonial-screenshot-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-gold);
}

.testimonial-screenshot-container {
  background-color: #121b22; /* WhatsApp dark mode chat bg to blend seamlessly */
  border-radius: 12px;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.testimonial-screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* displays full screenshot on all screens without cropping */
  object-position: center;
  transition: var(--transition-smooth);
}

.testimonial-screenshot-card:hover .testimonial-screenshot-img {
  transform: scale(1.03);
}

.testimonial-text-card {
  background-color: var(--white);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.testimonial-text-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-gold);
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  color: var(--color-charcoal);
}

.testimonial-client {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gold);
}

/* FAQ Page Accordions */
.faq-list {
  max-width: 750px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--white);
  border-radius: 12px;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-charcoal);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.faq-question:hover {
  background-color: var(--color-gold-light);
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--color-gold);
  transition: var(--transition-smooth);
  line-height: 1;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  border-top: 0 solid var(--border-color);
}

.faq-answer p {
  padding: 1.5rem;
  margin: 0;
  font-size: 0.95rem;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  border-top-width: 1px;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

/* Contact Info & CTA */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.contact-info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-info-icon {
  color: var(--color-gold);
  font-size: 1.2rem;
  flex-shrink: 0;
  padding-top: 0.2rem;
}

.contact-info-content h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-sans);
  font-weight: 600;
}

.contact-info-content p {
  margin: 0;
  font-size: 0.95rem;
}

.map-container {
  position: relative;
  width: 100%;
  height: 350px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
}

.map-placeholder {
  width: 100%;
  height: 100%;
  background-color: var(--color-beige);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.map-placeholder-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.map-placeholder-desc {
  font-size: 0.9rem;
  max-width: 300px;
  margin-bottom: 1.5rem;
}

/* CTA Promo Block */
.promo-block {
  text-align: center;
  background-color: var(--color-beige);
  border-radius: 24px;
  padding: 3.5rem 2rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  margin-bottom: 4rem;
}

.promo-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.promo-text {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* Footer styling */
.site-footer {
  background-color: var(--color-charcoal);
  color: var(--bg-warm-white);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  color: var(--color-gold);
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-sans);
  font-weight: 600;
}

.footer-about p {
  color: #B4B7BA;
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.footer-link {
  color: #B4B7BA;
  font-size: 0.95rem;
}

.footer-link:hover {
  color: var(--color-gold);
  padding-left: 5px;
}

.footer-socials {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  border: 1px solid rgba(197, 160, 89, 0.2);
}

.social-icon:hover {
  background-color: var(--color-gold);
  color: var(--white);
  transform: translateY(-3px);
}

/* Salon Hours and Spacing */
.footer-hours {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
}

.footer-hours-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-hours-item {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  font-size: 0.95rem;
  color: #B4B7BA;
}

.footer-hours-item:last-child {
  border-bottom: none;
}

.hours-status {
  color: var(--color-gold);
  font-weight: 500;
}

.footer-location {
  margin-top: 1.5rem;
  color: #B4B7BA;
  font-size: 0.95rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.footer-copyright {
  font-size: 0.85rem;
  color: #8A8E93;
  margin: 0;
}

.footer-policy-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: #8A8E93;
}

.footer-policy-link {
  color: #8A8E93;
  transition: color 0.3s ease;
}

.footer-policy-link:hover {
  color: var(--color-gold);
}

.footer-policy-separator {
  color: rgba(255, 255, 255, 0.15);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: #25D366;
  color: var(--white);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  z-index: 999;
  font-size: 2rem;
  transition: var(--transition-smooth);
}

.whatsapp-float:hover {
  transform: scale(1.1) rotate(5deg);
  background-color: #20BA56;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.whatsapp-icon-svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Responsive Breakpoints */
@media (min-width: 768px) {
  /* Headings size scaling */
  h1 {
    font-size: 3rem;
  }
  h2 {
    font-size: 2.25rem;
  }
  
  .section {
    padding: 6rem 0;
  }
  
  /* Header navigation layout change */
  .menu-toggle {
    display: none;
  }
  
  .nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
  
  .nav-menu.active {
    position: static;
    display: flex;
    flex-direction: row;
    padding: 0;
    box-shadow: none;
    background-color: transparent;
    border-bottom: none;
    width: auto;
    gap: 2rem;
  }
  
  .nav-item {
    font-size: 0.95rem;
    padding-bottom: 0.25rem;
  }
  
  /* Hero grid side-by-side */
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
  }
  
  .hero-content {
    text-align: left;
  }
  
  .hero-actions {
    flex-direction: row;
    justify-content: flex-start;
  }

  .hero-image-mobile {
    display: none;
  }

  .hero-image-container {
    display: flex;
    justify-content: center;
    position: relative;
  }
  
  /* Services 2-column or 3-column layout */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* About side-by-side */
  .about-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
  }

  .about-image-mobile,
  .about-image-mobile-story {
    display: none;
  }

  .about-image-container {
    display: flex;
    justify-content: center;
  }
  
  .about-portrait {
    aspect-ratio: auto;
    height: 480px;
  }
  
  /* Why clients come back */
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Testimonials layout */
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Contact page */
  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
  }
  
  /* Footer layout */
  .footer-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
  }

  .footer-hours {
    border-top: none;
    padding-top: 0;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    padding-left: 4rem;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
  }
}

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

/* Progressive Enhancement Scroll Animations */
.reveal.reveal-ready,
.reveal-image.reveal-ready,
.reveal-card.reveal-ready {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: opacity, transform;
}

.reveal-image.reveal-ready {
  transform: translateY(40px);
  transition: opacity 1s ease, transform 1s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.reveal-card.reveal-ready {
  transform: translateY(25px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Once active, reveal them */
.reveal.reveal-ready.active,
.reveal-image.reveal-ready.active,
.reveal-card.reveal-ready.active {
  opacity: 1;
  transform: translateY(0);
}

/* Micro-interactions: Buttons active state and hover transition */
.btn {
  transition: transform 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), background-color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.btn:active {
  transform: scale(0.96) !important;
}

.nav-item {
  transition: color 0.3s ease, border-color 0.3s ease;
}

/* Promo Portrait Styling */
.promo-image-container {
  max-width: 420px;
  margin: 2rem auto;
  width: 100%;
  display: flex;
  justify-content: center;
}

.promo-portrait-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-gold);
  color: var(--white);
  border: 1px solid var(--color-gold-hover);
  box-shadow: var(--shadow-medium);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
  transform: translateY(15px);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--color-gold-hover);
  transform: translateY(-3px) scale(1.05);
}

.back-to-top:active {
  transform: scale(0.95);
}

@media (max-width: 767px) {
  .back-to-top {
    bottom: 20px;
    left: 20px;
    width: 44px;
    height: 44px;
  }

  body.footer-visible .whatsapp-float {
    bottom: 110px;
  }

  body.footer-visible .back-to-top {
    bottom: 110px;
  }

  #aboutPreview h2 {
    text-align: center;
  }
}