/* =========================================================
   DigiUmang – Global Design System
   Color Palette: Primary #D97A2B | Dark #262626 | BG #F3F4F4
   Fonts: Outfit (headings) + Inter (body) via Google Fonts
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

/* ── CSS Variables ────────────────────────────────────── */
:root {
  --primary:        #D97A2B;
  --primary-dark:   #b86420;
  --primary-light:  #f0a060;
  --dark:           #262626;
  --dark-80:        rgba(38,38,38,0.85);
  --mid:            #4a4a4a;
  --muted:          #7a7a7a;
  --bg:             #F3F4F4;
  --white:          #ffffff;
  --card-bg:        #ffffff;
  --border:         #e2e4e6;
  --shadow-sm:      0 2px 12px rgba(38,38,38,0.08);
  --shadow-md:      0 8px 32px rgba(38,38,38,0.12);
  --shadow-lg:      0 20px 60px rgba(38,38,38,0.16);
  --shadow-orange:  0 8px 32px rgba(217,122,43,0.30);
  --radius-sm:      8px;
  --radius-md:      14px;
  --radius-lg:      20px;
  --radius-xl:      28px;
  --transition:     0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow:0.6s cubic-bezier(0.4,0,0.2,1);
  --font-head:      'Outfit', sans-serif;
  --font-body:      'Inter', sans-serif;
  --max-w:          1200px;
  --section-py:     96px;
}

/* ── Reset ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--dark);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; object-fit: cover; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { font-family: var(--font-body); cursor: pointer; border: none; background: none; }

/* ── Typography ───────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); font-weight: 600; }
h4 { font-size: 1.15rem; font-weight: 600; }
p  { color: var(--mid); line-height: 1.8; }

/* ── Utility ──────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section   { padding: var(--section-py) 0; }
.section-alt { background: var(--white); }
.text-center { text-align: center; }

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(217,122,43,0.10);
  border: 1px solid rgba(217,122,43,0.25);
  border-radius: 100px;
  padding: 4px 16px;
  margin-bottom: 14px;
}
.section-title { margin-bottom: 16px; }
.section-subtitle {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 56px;
}

/* ── Buttons ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 30px;
  border-radius: 100px;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-orange);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(217,122,43,0.45);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--dark);
  border-color: var(--white);
  transform: translateY(-2px);
}
.btn-dark {
  background: var(--dark);
  color: var(--white);
}
.btn-dark:hover {
  background: #3a3a3a;
  transform: translateY(-2px);
}
.btn-outline-dark {
  background: transparent;
  color: var(--dark);
  border-color: var(--dark);
}
.btn-outline-dark:hover {
  background: var(--dark);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-sm { padding: 10px 22px; font-size: 0.85rem; }

/* ── Header / Navigation ──────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 18px 0;
}
.site-header.scrolled {
  background: rgba(38,38,38,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 2px 24px rgba(0,0,0,0.3);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
  flex-shrink: 0;
}
.logo span { color: var(--primary); }
.logo-icon {
  width: 38px; height: 38px;
  background: var(--primary);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 900;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
  background: rgba(217,122,43,0.10);
}
.nav-cta { gap: 10px; display: flex; align-items: center; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px; left: 0; right: 0;
  background: rgba(38,38,38,0.98);
  backdrop-filter: blur(16px);
  padding: 24px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-lg);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: 10px;
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--primary); background: rgba(217,122,43,0.10); }
.mobile-menu .btn { margin-top: 12px; text-align: center; justify-content: center; }

/* ── Hero ─────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--dark);
  padding-top: 100px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero_bg.png');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(38,38,38,0.95) 0%, rgba(38,38,38,0.7) 50%, rgba(217,122,43,0.15) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}
.hero .section-label { margin-bottom: 20px; }
.hero h1 { color: var(--white); margin-bottom: 24px; }
.hero h1 span { color: var(--primary); }
.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin-bottom: 40px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.12);
  flex-wrap: wrap;
}
.hero-stat .num {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.hero-stat .num span { color: var(--primary); }
.hero-stat p { color: rgba(255,255,255,0.55); font-size: 0.85rem; margin-top: 4px; }
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
}
.scroll-dot {
  width: 20px; height: 32px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 100px;
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 5px;
}
.scroll-dot::after {
  content: '';
  width: 4px; height: 8px;
  background: var(--primary);
  border-radius: 100px;
  animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.4; }
}

/* ── Cards ────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(217,122,43,0.2);
}
.card-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: rgba(217,122,43,0.10);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  font-size: 1.6rem;
  transition: var(--transition);
}
.card:hover .card-icon { background: var(--primary); }
.card h3 { margin-bottom: 10px; font-size: 1.15rem; }
.card p { font-size: 0.92rem; color: var(--muted); }

/* ── Grid Layouts ─────────────────────────────────────── */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 40px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }

/* ── Service Card (full) ──────────────────────────────── */
.service-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}
.service-card .card-icon { margin-bottom: 22px; }
.service-card h3 { font-size: 1.2rem; margin-bottom: 12px; }
.service-card p { font-size: 0.9rem; margin-bottom: 20px; }
.service-card ul { margin-bottom: 28px; flex: 1; }
.service-card ul li {
  font-size: 0.87rem;
  color: var(--mid);
  padding: 5px 0;
  padding-left: 20px;
  position: relative;
}
.service-card ul li::before {
  content: '✓';
  color: var(--primary);
  font-weight: 700;
  position: absolute;
  left: 0;
}

/* ── Portfolio Card ───────────────────────────────────── */
.portfolio-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.portfolio-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.portfolio-card img { width: 100%; height: 220px; object-fit: cover; }
.portfolio-card-body { padding: 28px; }
.portfolio-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.portfolio-card p { font-size: 0.88rem; margin-bottom: 16px; }
.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(217,122,43,0.10);
  color: var(--primary);
  border: 1px solid rgba(217,122,43,0.2);
  margin: 3px 3px 3px 0;
}
.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: #16a34a;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 100px;
  padding: 4px 12px;
}

/* ── Testimonial Card ─────────────────────────────────── */
.testimonial-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testimonial-card .quote {
  font-size: 3rem;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 16px;
  font-family: Georgia, serif;
  opacity: 0.6;
}
.testimonial-card p { font-size: 0.95rem; font-style: italic; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.author-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.author-info strong { display: block; font-size: 0.95rem; color: var(--dark); }
.author-info span { font-size: 0.82rem; color: var(--muted); }
.stars { color: #f59e0b; font-size: 0.85rem; margin-bottom: 4px; }

/* ── Blog Card ────────────────────────────────────────── */
.blog-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.blog-card img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-body { padding: 24px; }
.blog-cat {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary);
  margin-bottom: 10px;
}
.blog-card h3 { font-size: 1.05rem; margin-bottom: 10px; line-height: 1.4; }
.blog-card h3 a:hover { color: var(--primary); }
.blog-card p { font-size: 0.87rem; margin-bottom: 16px; }
.blog-meta { display: flex; align-items: center; justify-content: space-between; font-size: 0.8rem; color: var(--muted); }
.blog-meta a { color: var(--primary); font-weight: 600; }

/* ── CTA Band ─────────────────────────────────────────── */
.cta-band {
  background: linear-gradient(135deg, var(--dark) 0%, #3a3a3a 50%, rgba(217,122,43,0.15) 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  top: -50%; left: -20%;
  width: 60%; height: 200%;
  background: radial-gradient(ellipse, rgba(217,122,43,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-band h2 { color: var(--white); margin-bottom: 16px; }
.cta-band p { color: rgba(255,255,255,0.65); max-width: 560px; margin: 0 auto 36px; }
.cta-band .btn-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── Why Choose ───────────────────────────────────────── */
.why-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.why-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-orange);
}
.why-text h4 { margin-bottom: 6px; font-size: 1rem; }
.why-text p { font-size: 0.88rem; }

/* ── Stats Bar ────────────────────────────────────────── */
.stats-bar {
  background: var(--dark);
  padding: 48px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item .num {
  font-family: var(--font-head);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.stat-item p { color: rgba(255,255,255,0.6); font-size: 0.85rem; margin-top: 6px; }

/* ── Contact ──────────────────────────────────────────── */
.contact-form {
  background: var(--card-bg);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--bg);
  transition: var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(217,122,43,0.12);
}
.contact-info-card {
  background: var(--dark);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  color: var(--white);
  height: 100%;
}
.contact-info-card h3 { color: var(--white); margin-bottom: 8px; }
.contact-info-card > p { color: rgba(255,255,255,0.55); margin-bottom: 40px; }
.contact-detail {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}
.contact-detail-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(217,122,43,0.15);
  border: 1px solid rgba(217,122,43,0.25);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-detail-text strong { display: block; font-size: 0.82rem; color: rgba(255,255,255,0.5); margin-bottom: 4px; font-weight: 500; }
.contact-detail-text span { font-size: 0.95rem; color: var(--white); }
.social-links { display: flex; gap: 12px; margin-top: 36px; }
.social-link {
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}
.social-link:hover { background: var(--primary); border-color: var(--primary); color: var(--white); }

/* ── Page Hero (inner pages) ──────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--dark), #3a3a3a);
  padding: 140px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(217,122,43,0.15) 0%, transparent 60%);
}
.page-hero h1 { color: var(--white); position: relative; z-index: 1; margin-bottom: 16px; }
.page-hero p { color: rgba(255,255,255,0.65); position: relative; z-index: 1; font-size: 1.05rem; max-width: 560px; margin: 0 auto; }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.breadcrumb a { color: rgba(255,255,255,0.45); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { color: var(--primary); }

/* ── Footer ───────────────────────────────────────────── */
.site-footer {
  background: #1a1a1a;
  color: rgba(255,255,255,0.6);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.footer-brand h3 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}
.footer-brand h3 span { color: var(--primary); }
.footer-brand p { font-size: 0.88rem; line-height: 1.8; margin-bottom: 24px; }
.footer-col h4 {
  font-family: var(--font-head);
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 28px; height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.87rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: var(--primary); }

/* ── Scroll Reveal Animation ──────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ── Misc ─────────────────────────────────────────────── */
.divider { border: none; height: 1px; background: var(--border); margin: 0; }
.badge-new {
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--primary);
  color: var(--white);
  border-radius: 100px;
  padding: 2px 8px;
  vertical-align: middle;
  margin-left: 6px;
}

/* ── WhatsApp Floating Button ────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 990;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  transition: var(--transition);
  animation: waFloat 3s ease-in-out infinite;
  text-decoration: none;
}
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 32px rgba(37,211,102,0.6);
}
@keyframes waFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.whatsapp-float:hover { animation: none; transform: scale(1.12); }

/* ── Back to Top ─────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 28px;
  z-index: 990;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--dark);
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
}
.back-to-top:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-3px);
}

/* ── Form success/error states ───────────────────────── */
.form-error-msg {
  font-size: 0.78rem;
  color: #ef4444;
  margin-top: 4px;
  display: none;
}
.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error select {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,0.10);
}
.form-group.has-error .form-error-msg { display: block; }