/* ═══════════════════════════════════════════════════
   BIM Digital — Main Stylesheet
   Fonts: Raleway (headings) + Source Sans 3 (body)
   Brand: #00AEEF Cyan  |  Container: 1280px
═══════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@400;500;600;700;800;900&family=Source+Sans+3:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

:root {
  --cyan:         #00AEEF;
  --cyan-dark:    #0090C8;
  --cyan-light:   #E0F7FF;
  --cyan-muted:   rgba(0, 174, 239, 0.1);
  --dark:         #0D1117;
  --dark-2:       #1A1F2E;
  --text:         #1C2333;
  --text-muted:   #5A6478;
  --text-light:   #8A94A6;
  --white:        #FFFFFF;
  --off-white:    #F7FBFE;
  --border:       rgba(0, 174, 239, 0.15);
  --border-light: #E8EFF5;
  --shadow:       0 4px 24px rgba(0, 174, 239, 0.08);
  --shadow-lg:    0 16px 48px rgba(0, 174, 239, 0.14);
  --radius:       12px;
  --radius-lg:    20px;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Source Sans 3', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a   { text-decoration: none; color: inherit; }

/* ─── Typography ─── */
h1, h2, h3, h4, h5 {
  font-family: 'Raleway', sans-serif;
  line-height: 1.15;
  color: var(--dark);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.6rem); font-weight: 900; }
h2 { font-size: clamp(1.6rem, 3vw, 2.6rem); font-weight: 800; }
h3 { font-size: clamp(1.15rem, 2vw, 1.45rem); font-weight: 700; }
h4 { font-size: 1.05rem; font-weight: 700; }
p  { color: var(--text-muted); line-height: 1.8; font-size: 1rem; }

/* ─── Container — 1280px ─── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

/* ─── Utilities ─── */
.text-cyan { color: var(--cyan); }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--cyan-muted); color: var(--cyan-dark);
  font-family: 'Raleway', sans-serif; font-size: 0.72rem; font-weight: 800;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 100px;
  border: 1px solid var(--border); white-space: nowrap;
}
.badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan); flex-shrink: 0;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Raleway', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 13px 28px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s ease;
  border: 2px solid transparent;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1;
  white-space: nowrap;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
}
.btn svg { flex-shrink: 0; transition: transform 0.2s; }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
  background: var(--cyan); color: var(--white); border-color: var(--cyan);
}
.btn-primary:hover {
  background: var(--cyan-dark); border-color: var(--cyan-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,174,239,0.35);
  color: var(--white);
}
.btn-outline {
  background: transparent; color: var(--cyan); border-color: var(--cyan);
}
.btn-outline:hover {
  background: var(--cyan); color: var(--white); transform: translateY(-2px);
}
.btn-white {
  background: var(--white); color: var(--cyan-dark); border-color: var(--white);
}
.btn-white:hover {
  background: var(--off-white); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12); color: var(--cyan-dark);
}

/* ════════════════════════════════════
   HEADER / NAV
════════════════════════════════════ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow 0.3s;
}
.site-header.scrolled { box-shadow: 0 4px 32px rgba(0,0,0,0.07); }

.nav-inner {
  display: flex; align-items: center;
  justify-content: space-between;
  height: 72px; gap: 1rem;
}

/* Logo — keep original design */
.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.nav-logo img {
  height: 44px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}
.mobile-nav-logo { display: flex; align-items: center; }
.mobile-nav-logo img {
  height: 38px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
}

.nav-links {
  display: flex; align-items: center;
  gap: 2rem; list-style: none;
}
.nav-links > li { display: flex; align-items: center; }

.nav-links a {
  font-family: 'Raleway', sans-serif;
  font-weight: 700; font-size: 0.8rem;
  color: var(--text); letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative; padding-bottom: 3px;
  transition: color 0.2s;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--cyan); border-radius: 2px;
  transform: scaleX(0); transition: transform 0.25s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--cyan); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

.nav-cta { margin-left: 0.5rem; }

.hamburger {
  display: none; flex-direction: column;
  justify-content: center; gap: 5px;
  background: none; border: none;
  cursor: pointer; padding: 8px; z-index: 1010;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--dark); border-radius: 2px; transition: all 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ════════════════════════════════════
   HERO
════════════════════════════════════ */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  background: var(--off-white);
  padding: 110px 0 80px;
  position: relative; overflow: hidden;
}
.hero-bg-pattern { position: absolute; inset: 0; pointer-events: none; }
.hero-bg-pattern::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,239,0.08) 0%, transparent 70%);
}
.hero-bg-pattern::after {
  content: ''; position: absolute; bottom: -100px; left: -100px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,239,0.05) 0%, transparent 70%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px; opacity: 0.4;
}
.hero-content {
  position: relative; max-width: 780px;
  animation: heroFadeIn 0.9s ease both;
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-badge { margin-bottom: 1.5rem; }
.hero h1 { margin-bottom: 1.5rem; }
.hero h1 em { font-style: normal; color: var(--cyan); }
.hero-desc { font-size: 1.1rem; max-width: 580px; margin-bottom: 2.5rem; }
.hero-actions {
  display: flex; gap: 1rem; flex-wrap: wrap; align-items: center;
}
.hero-stats {
  display: flex; gap: 3rem; flex-wrap: wrap;
  margin-top: 4rem; padding-top: 3rem;
  border-top: 1px solid var(--border-light);
  animation: heroFadeIn 0.9s 0.3s ease both;
}
.stat-num {
  font-family: 'Raleway', sans-serif; font-size: 2rem; font-weight: 900;
  color: var(--dark); line-height: 1;
}
.stat-num span { color: var(--cyan); }
.stat-label { font-size: 0.82rem; color: var(--text-light); margin-top: 4px; }

/* ─── Sections ─── */
section { padding: 96px 0; }
.section-header { margin-bottom: 3.5rem; }
.section-header.centered { text-align: center; }
.section-header h2 { margin: 0.6rem 0 1rem; }
.section-header p  { max-width: 560px; font-size: 1.05rem; }
.section-header.centered p { margin: 0 auto; }

/* ─── Feature Cards ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.feature-card {
  background: var(--white); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 2rem;
  transition: all 0.3s ease; position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-dark));
  transform: scaleX(0); transition: transform 0.3s;
}
.feature-card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-lg);
  border-color: var(--border);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--cyan-muted);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem; transition: background 0.3s;
}
.feature-card:hover .feature-icon { background: var(--cyan); }
.feature-icon svg { color: var(--cyan); transition: color 0.3s; }
.feature-card:hover .feature-icon svg { color: var(--white); }
.feature-card h3 { margin-bottom: 0.5rem; font-size: 1.05rem; }
.feature-card p  { font-size: 0.9rem; }

/* ─── Services ─── */
.services-list { display: flex; flex-direction: column; gap: 2rem; }
.service-item {
  background: var(--white); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 2.5rem;
  display: grid; grid-template-columns: auto 1fr;
  gap: 2.5rem; align-items: start; transition: all 0.3s;
}
.service-item:hover {
  border-color: var(--border); box-shadow: var(--shadow-lg);
  transform: translateX(6px);
}
.service-number {
  font-family: 'Raleway', sans-serif; font-size: 2.8rem; font-weight: 900;
  color: var(--cyan-muted); line-height: 1; min-width: 60px;
  border-right: 2px solid var(--border-light); padding-right: 2.5rem;
}
.service-item:hover .service-number { color: rgba(0,174,239,0.25); }
.service-content h3 { font-size: 1.35rem; margin-bottom: 0.75rem; }
.service-content p  { margin-bottom: 1.25rem; }
.service-bullets { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; }
.service-bullets li {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.84rem; color: var(--text-muted);
  background: var(--off-white);
  padding: 5px 12px; border-radius: 100px;
  border: 1px solid var(--border-light);
}
.service-bullets li::before {
  content: ''; width: 5px; height: 5px; border-radius: 50%;
  background: var(--cyan); flex-shrink: 0;
}

/* ─── About ─── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-visual-inner {
  background: linear-gradient(135deg, var(--cyan-muted) 0%, rgba(0,174,239,0.04) 100%);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 3rem 2.5rem; position: relative; overflow: hidden;
}
.about-visual-inner::after {
  content: 'BIM'; position: absolute; bottom: -20px; right: -10px;
  font-family: 'Raleway', sans-serif; font-size: 8rem; font-weight: 900;
  color: rgba(0,174,239,0.05); line-height: 1; pointer-events: none;
}
.about-stat { display: flex; align-items: flex-start; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--border-light); }
.about-stat:last-child { border-bottom: none; }
.about-stat-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--cyan); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.about-stat-icon svg { color: white; }
.about-stat-num { font-family: 'Raleway', sans-serif; font-size: 1.5rem; font-weight: 800; color: var(--dark); line-height: 1; }
.about-stat-label { font-size: 0.8rem; color: var(--text-light); margin-top: 2px; }
.principles-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2rem; }
.principle {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--off-white); padding: 1rem; border-radius: var(--radius); border: 1px solid var(--border-light);
}
.principle-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); flex-shrink: 0; margin-top: 6px; }
.principle span { font-size: 0.85rem; font-weight: 600; color: var(--text); }

/* ─── Contact ─── */
.contact-layout { display: grid; grid-template-columns: 1fr 1.3fr; gap: 4rem; align-items: start; }
.contact-info h2 { margin-bottom: 1rem; }
.contact-info > p { margin-bottom: 2.5rem; }
.contact-cards { display: flex; flex-direction: column; gap: 1rem; }
.contact-card {
  display: flex; align-items: center; gap: 1rem;
  background: var(--off-white); border: 1px solid var(--border-light);
  border-radius: var(--radius); padding: 1.25rem 1.5rem; transition: all 0.2s;
}
.contact-card:hover { border-color: var(--border); box-shadow: var(--shadow); transform: translateX(4px); }
.contact-card-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--cyan-muted); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-card-icon svg { color: var(--cyan); }
.contact-card-label { font-size: 0.72rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; }
.contact-card-value { font-weight: 500; color: var(--text); font-size: 0.95rem; }
.contact-form {
  background: var(--white); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 2.5rem; box-shadow: var(--shadow);
}
.contact-form h3 { margin-bottom: 1.75rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 1.25rem; }
.form-group label {
  font-size: 0.75rem; font-weight: 800; color: var(--text);
  letter-spacing: 0.06em; text-transform: uppercase;
  font-family: 'Raleway', sans-serif;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border-light); border-radius: 8px;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.95rem; color: var(--text);
  background: var(--white); outline: none; width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,174,239,0.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-light); }

/* ─── CTA Banner ─── */
.cta-banner {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 80px 0; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,239,0.12) 0%, transparent 70%);
}
.cta-inner { text-align: center; position: relative; }
.cta-inner h2 { color: var(--white); margin: 0.75rem 0 1rem; }
.cta-inner p  { color: rgba(255,255,255,0.65); max-width: 500px; margin: 0 auto 2rem; }
.cta-actions  { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ─── Footer ─── */
.site-footer { background: var(--dark); color: rgba(255,255,255,0.7); padding: 72px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand h4 {
  color: var(--white);
  font-family: 'Raleway', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}
.footer-brand p { font-size: 0.88rem; line-height: 1.7; max-width: 280px; }
.footer-col h5 {
  font-family: 'Raleway', sans-serif; font-size: 0.72rem; font-weight: 800;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.9); margin-bottom: 1.25rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.55); transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--cyan); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; padding: 1.5rem 0;
}
.footer-bottom p { font-size: 0.82rem; }
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { font-size: 0.82rem; color: rgba(255,255,255,0.4); transition: color 0.2s; }
.footer-bottom-links a:hover { color: var(--cyan); }

/* ─── Page Hero ─── */
.page-hero {
  padding: 160px 0 80px; background: var(--off-white);
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; top: 0; right: 0;
  width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,174,239,0.04));
  pointer-events: none;
}
.page-hero-content { position: relative; }
.page-hero h1 { margin: 0.75rem 0 1rem; }
.page-hero p  { font-size: 1.1rem; max-width: 540px; }

/* ─── Misc ─── */
.highlight-box {
  background: var(--cyan-muted); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2.5rem;
}
.highlight-box h3 { margin-bottom: 0.5rem; }
.highlight-box p  { font-size: 0.95rem; }

/* ══════════════════════════════════════════════════
   MOBILE NAV DRAWER  (side-panel, slides from right)
══════════════════════════════════════════════════ */

.mobile-nav {
  position: fixed !important;
  top: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  left: auto !important;
  width: 300px;
  max-width: 88vw;
  background: #ffffff;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  transform: translateX(110%);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -8px 0 48px rgba(0,0,0,0.18);
  overflow-y: auto;
  overscroll-behavior: contain;
  pointer-events: none;
  will-change: transform;
  visibility: hidden;
  opacity: 0;
}

.mobile-nav.open {
  transform: translateX(0);
  pointer-events: all;
  visibility: visible;
  opacity: 1;
}

/* Backdrop */
.mobile-nav-backdrop {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw;
  height: 100vh;
  background: rgba(13,17,23,0.6);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.32s ease, visibility 0.32s ease;
}

.mobile-nav-backdrop.open {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

/* Drawer header */
.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #E8EFF5;
  flex-shrink: 0;
  min-height: 70px;
}
.mobile-nav-close {
  background: none;
  border: 1px solid #E8EFF5;
  border-radius: 8px;
  cursor: pointer;
  color: #5A6478;
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: color 0.2s, background 0.2s;
  line-height: 1;
}
.mobile-nav-close:hover {
  color: var(--cyan);
  background: rgba(0,174,239,0.08);
  border-color: rgba(0,174,239,0.2);
}

/* Nav links */
.mobile-nav-links {
  list-style: none;
  flex: 1;
  padding: 6px 0;
  margin: 0;
}
.mobile-nav-links li { border-bottom: 1px solid #E8EFF5; }
.mobile-nav-links li:last-child { border-bottom: none; }
.mobile-nav-links a {
  display: block;
  padding: 15px 24px;
  font-family: "Raleway", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #1C2333;
  transition: color 0.15s, background 0.15s;
  text-decoration: none;
}
.mobile-nav-links a:hover,
.mobile-nav-links a.active {
  color: var(--cyan);
  background: rgba(0,174,239,0.06);
}

/* Footer */
.mobile-nav-footer {
  padding: 20px 20px 28px;
  border-top: 1px solid #E8EFF5;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}
.mobile-nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: "Raleway", sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: #1C2333;
  padding: 6px 0;
  transition: color 0.2s;
  text-decoration: none;
}
.mobile-nav-phone:hover { color: var(--cyan); }
.mobile-nav-phone svg { color: var(--cyan); flex-shrink: 0; }

/* ═══════════════════════════
   WHATSAPP STICKY CTA
═══════════════════════════ */
.whatsapp-sticky {
  position: fixed;
  bottom: 28px; right: 24px;
  z-index: 1500;
  display: flex;
  align-items: center; gap: 10px;
  background: #25D366;
  color: #ffffff;
  padding: 13px 20px 13px 16px;
  border-radius: 50px;
  box-shadow: 0 6px 28px rgba(37,211,102,0.4);
  text-decoration: none;
  font-family: "Raleway", sans-serif;
  font-weight: 700; font-size: 0.85rem;
  letter-spacing: 0.03em;
  transition: all 0.25s ease;
  animation: waBounce 4s 3s ease infinite;
}
.whatsapp-sticky:hover {
  background: #1ebe5d;
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(37,211,102,0.5);
  animation: none;
}
.whatsapp-sticky-icon { display: flex; align-items: center; flex-shrink: 0; }
.whatsapp-sticky-label { white-space: nowrap; }

@keyframes waBounce {
  0%, 80%, 100% { transform: translateY(0); }
  87%            { transform: translateY(-7px); }
  93%            { transform: translateY(-2px); }
}

/* ════════════════════════════════════════════════
   RESPONSIVE — All Device Breakpoints
════════════════════════════════════════════════ */

/* 1280px — slight padding */
@media (max-width: 1280px) {
  .container { padding: 0 1.75rem; }
}

/* 1100px — 4-col → 2-col */
@media (max-width: 1100px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid   { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
}

/* 960px — two-col layouts → single col */
@media (max-width: 960px) {
  .about-grid,
  .contact-layout { grid-template-columns: 1fr; gap: 3rem; }
  .service-item {
    grid-template-columns: 1fr; gap: 1.25rem;
  }
  .service-number {
    border-right: none; border-bottom: 2px solid var(--border-light);
    padding-right: 0; padding-bottom: 1rem; min-width: auto; font-size: 2rem;
  }
  .process-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .why-grid { grid-template-columns: 1fr !important; gap: 3rem !important; }
}

/* 768px — hide desktop nav items, show hamburger */
@media (max-width: 768px) {
  .nav-links { display: none !important; }
  .hamburger { display: flex; }
  
  /* Ensure mobile nav is hidden by default */
  .mobile-nav {
    display: flex;
    transform: translateX(110%);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
  }
  .mobile-nav.open {
    transform: translateX(0);
    visibility: visible;
    opacity: 1;
    pointer-events: all;
  }
  .mobile-nav-backdrop {
    display: block;
  }

  section     { padding: 64px 0; }
  .page-hero  { padding: 120px 0 56px; }
  .hero       { padding: 100px 0 60px; min-height: auto; }
  .hero-stats { flex-direction: column; gap: 1.5rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; justify-content: center; }

  .features-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .form-row      { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .principles-grid { grid-template-columns: 1fr; }
  .process-grid  { grid-template-columns: repeat(2, 1fr) !important; }
  .cta-actions   { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; max-width: 300px; }

  /* WhatsApp — hide label on very narrow */
  .whatsapp-sticky { padding: 14px; border-radius: 50%; }
  .whatsapp-sticky-label { display: none; }
  .whatsapp-sticky-icon svg { width: 30px; height: 30px; }
}

/* 540px — small phones */
@media (max-width: 540px) {
  .container { padding: 0 1.25rem; }
  .features-grid { grid-template-columns: 1fr; }
  .process-grid  { grid-template-columns: 1fr !important; }
  .service-item  { padding: 1.75rem; }
  .contact-form  { padding: 1.75rem; }
  .footer-bottom-links { flex-wrap: wrap; justify-content: center; gap: 1rem; }
  h1 { font-size: clamp(1.7rem, 8vw, 2.4rem); }
  h2 { font-size: clamp(1.4rem, 6vw, 2rem); }
}

/* 380px — very small phones */
@media (max-width: 380px) {
  .container { padding: 0 1rem; }
  .nav-logo img { height: 36px; }
  .btn  { padding: 11px 18px; font-size: 0.82rem; }
  .badge { font-size: 0.68rem; padding: 5px 10px; }
}

/* ── Desktop: always hide hamburger and mobile nav ── */
@media (min-width: 769px) {
  .hamburger { display: none !important; }
  .mobile-nav { 
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }
  .mobile-nav-backdrop { 
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }
}