/* ===== CSS RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Brand Colors */
  --primary:        #ff6b35;
  --primary-dark:   #e55a2b;
  --primary-light:  #ff8c5a;
  --secondary:      #1a2332;
  --accent:         #ffd166;

  /* Text */
  --text-primary:   #1a2332;
  --text-secondary: #6b7280;
  --text-light:     #ffffff;
  --text-muted:     #9ca3af;

  /* Backgrounds */
  --bg-primary:     #ffffff;
  --bg-secondary:   #f8f9fb;
  --bg-dark:        #1a2332;
  --bg-card:        #ffffff;

  /* Borders & Shadows */
  --border:         #e5e7eb;
  --shadow-sm:      0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:      0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:      0 8px 32px rgba(0,0,0,0.14);
  --shadow-xl:      0 16px 48px rgba(0,0,0,0.18);

  /* Typography — Syne (headings) + DM Sans (body) */
  --font-heading:   'Syne', sans-serif;
  --font-body:      'DM Sans', sans-serif;

  /* Spacing */
  --space-xs:   0.25rem;
  --space-sm:   0.5rem;
  --space-md:   1rem;
  --space-lg:   1.5rem;
  --space-xl:   2rem;
  --space-2xl:  3rem;
  --space-3xl:  5rem;

  /* Border Radius */
  --r-sm:  4px;
  --r-md:  8px;
  --r-lg:  16px;
  --r-xl:  24px;
  --r-full: 9999px;

  /* Transitions */
  --t-fast:   0.15s ease;
  --t-normal: 0.3s ease;
  --t-slow:   0.5s ease;

  /* Nav height */
  --nav-h: 72px;
}

/* Dark Mode */
[data-theme="dark"] {
  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted:     #64748b;
  --bg-primary:     #0f172a;
  --bg-secondary:   #1e293b;
  --bg-card:        #1e293b;
  --bg-dark:        #020617;
  --border:         #334155;
  --shadow-sm:      0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:      0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:      0 8px 32px rgba(0,0,0,0.5);
}

/* ===== BASE ===== */
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-primary);
  transition: background var(--t-normal), color var(--t-normal);
  overflow-x: hidden;
}

/* Focus */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -50px;
  left: 8px;
  background: var(--primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--r-md);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--t-fast);
}
.skip-link:focus { top: 8px; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p { color: var(--text-secondary); margin-bottom: var(--space-md); }
a { color: var(--primary); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }

/* ===== LAYOUT ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}
.section-tag {
  display: inline-block;
  background: rgba(255,107,53,0.12);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: var(--r-full);
  margin-bottom: var(--space-md);
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: var(--space-md);
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* Required star */
.required { color: var(--primary); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: 2px solid transparent;
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all var(--t-fast);
  min-height: 48px;
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(255,107,53,0.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,107,53,0.45);
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}
.btn-full { width: 100%; }

/* ===== BG LAYERS (background slideshow) ===== */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  will-change: opacity;
}
.bg-layer.show { opacity: 1; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: all var(--t-normal);
}
[data-theme="dark"] .navbar {
  background: rgba(15,23,42,0.92);
}
.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.nav-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}
.logo { height: 42px; width: auto; border-radius: var(--r-sm); }
.logo-text {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: var(--r-sm);
  transition: all var(--t-fast);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: rgba(255,107,53,0.08);
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--r-sm);
}
.hamburger {
  width: 24px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--t-fast);
  display: block;
}
.nav-toggle[aria-expanded="true"] .hamburger:nth-child(1) { transform: rotate(45deg) translate(5.5px, 5.5px); }
.nav-toggle[aria-expanded="true"] .hamburger:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] .hamburger:nth-child(3) { transform: rotate(-45deg) translate(5.5px, -5.5px); }

/* Dark Mode Toggle */
.dark-mode-toggle {
  width: 40px;
  height: 40px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--t-fast);
  flex-shrink: 0;
  font-size: 0.95rem;
}
.dark-mode-toggle:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 40px) 0 80px;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,35,50,0.82) 0%, rgba(26,35,50,0.55) 60%, rgba(0,0,0,0.3) 100%);
  z-index: 0;
}
.hero-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}
.hero-content { max-width: 680px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,107,53,0.2);
  border: 1px solid rgba(255,107,53,0.4);
  color: #ffb89a;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 7px 16px;
  border-radius: var(--r-full);
  margin-bottom: var(--space-lg);
}

.hero-title {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}
.hero-subtitle {
  color: rgba(255,255,255,0.82);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}
.hero-buttons { display: flex; gap: var(--space-md); flex-wrap: wrap; margin-bottom: var(--space-2xl); }

/* Hero stats bar */
.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--r-lg);
  padding: 18px 28px;
  width: fit-content;
}
.hero-stat { text-align: center; }
.hero-stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
  margin-top: 4px;
}
.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.2);
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.6);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  animation: bounce 2s infinite;
  z-index: 1;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== ABOUT ===== */
.about {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}
.about-text h3 {
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}
.about-text h3:first-child { margin-top: 0; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}
.stat-item {
  text-align: center;
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  transition: transform var(--t-normal), box-shadow var(--t-normal);
}
.stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.stat-suffix { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800; color: var(--primary); }
.stat-label { display: block; font-size: 0.8rem; color: var(--text-secondary); font-weight: 500; margin-top: 6px; }

.about-image { position: relative; }
.about-image img {
  width: 100%;
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
}
.about-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-radius: var(--r-lg);
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: var(--shadow-md);
}

/* ===== SERVICES ===== */
.services {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}
.service-card {
  background: var(--bg-card);
  padding: var(--space-2xl);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all var(--t-normal);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-normal);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); }

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}
.service-icon i { font-size: 1.5rem; color: #fff; }
.service-card h3 { font-size: 1.15rem; margin-bottom: var(--space-sm); }
.service-card p { font-size: 0.9rem; margin-bottom: var(--space-lg); }
.service-card ul { list-style: none; padding: 0; }
.service-card li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 6px 0 6px 22px;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.service-card li:last-child { border-bottom: none; }
.service-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ===== TEAM ===== */
.team {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-xl);
}
.team-member {
  background: var(--bg-card);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all var(--t-normal);
}
.team-member:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.member-image { overflow: hidden; aspect-ratio: 4/3; }
.member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.team-member:hover .member-image img { transform: scale(1.06); }
.member-info { padding: var(--space-xl); text-align: center; }
.member-info h3 { font-size: 1.15rem; margin-bottom: 4px; }
.member-role { color: var(--primary); font-weight: 600; font-size: 0.88rem; margin-bottom: var(--space-md); }
.member-bio { color: var(--text-secondary); font-size: 0.86rem; line-height: 1.6; margin-bottom: var(--space-lg); }
.member-social { display: flex; justify-content: center; gap: var(--space-sm); }
.member-social a {
  width: 38px;
  height: 38px;
  background: var(--bg-secondary);
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--t-fast);
  font-size: 0.9rem;
}
.member-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

/* ===== PORTFOLIO ===== */
.portfolio {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}
.filter-btn {
  padding: 10px 22px;
  background: var(--bg-primary);
  border: 2px solid var(--border);
  border-radius: var(--r-full);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--t-fast);
  font-weight: 600;
  font-size: 0.88rem;
  font-family: var(--font-body);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}
.portfolio-item {
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--t-normal);
}
.portfolio-item:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); }
.portfolio-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.portfolio-image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow); }
.portfolio-item:hover .portfolio-image img { transform: scale(1.08); }
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,107,53,0.92), rgba(229,90,43,0.92));
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
  opacity: 0;
  transition: opacity var(--t-normal);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay h3 { color: #fff; font-size: 1.1rem; margin-bottom: var(--space-sm); }
.portfolio-overlay p { color: rgba(255,255,255,0.88); font-size: 0.86rem; margin-bottom: var(--space-lg); }
.portfolio-link {
  width: 48px;
  height: 48px;
  background: #fff;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  transition: all var(--t-fast);
}
.portfolio-link:hover { transform: scale(1.12); background: var(--secondary); color: #fff; }

/* ===== TESTIMONIALS ===== */
.clients-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}
.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--t-normal);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.client-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.client-stars { color: #f59e0b; font-size: 0.9rem; letter-spacing: 2px; }
.client-text {
  color: var(--text-primary);
  font-style: italic;
  line-height: 1.7;
  font-size: 0.95rem;
  flex: 1;
  margin: 0;
}
.client-info { display: flex; align-items: center; gap: var(--space-md); border-top: 1px solid var(--border); padding-top: var(--space-md); }
.client-icon { width: 48px; height: 48px; border-radius: var(--r-full); object-fit: cover; border: 2px solid var(--primary); flex-shrink: 0; }
.client-info h4 { font-size: 0.95rem; margin-bottom: 2px; }
.client-info span { font-size: 0.8rem; color: var(--text-secondary); }

/* ===== CONTACT ===== */
.contact {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: var(--space-xl); }
.contact-item { display: flex; gap: var(--space-lg); align-items: flex-start; }
.contact-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon i { font-size: 1.1rem; color: #fff; }
.contact-details h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; color: var(--text-primary); }
.contact-details p, .contact-details a { color: var(--text-secondary); font-size: 0.9rem; margin: 0; line-height: 1.6; }
.contact-details a:hover { color: var(--primary); }

/* WhatsApp CTA button in contact section */
.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: #fff;
  padding: 14px 24px;
  border-radius: var(--r-md);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--t-fast);
  width: fit-content;
}
.whatsapp-btn:hover { background: #1da851; color: #fff; transform: translateY(-2px); }

/* Contact Form */
.contact-form-container {
  background: var(--bg-card);
  padding: var(--space-2xl);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.contact-form { display: flex; flex-direction: column; gap: var(--space-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
.form-group { display: flex; flex-direction: column; }
.form-group label { color: var(--text-primary); font-weight: 600; font-size: 0.88rem; margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  font-size: 0.95rem;
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.12);
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group.error input,
.form-group.error select,
.form-group.error textarea { border-color: #ef4444; }
.error-message { color: #ef4444; font-size: 0.8rem; margin-top: 4px; display: none; }
.form-group.error .error-message { display: block; }

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.checkbox-label input[type="checkbox"] { margin-top: 2px; flex-shrink: 0; accent-color: var(--primary); }

.form-success, .form-error {
  padding: var(--space-lg);
  border-radius: var(--r-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  font-size: 0.9rem;
}
.form-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.form-error   { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.form-success i, .form-error i { font-size: 1.25rem; flex-shrink: 0; margin-top: 2px; }

/* ===== FOOTER ===== */
.footer { background: var(--secondary); color: rgba(255,255,255,0.8); padding: var(--space-3xl) 0 var(--space-lg); }
.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: var(--space-xl);
}
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: var(--space-md); }
.footer-logo img { height: 40px; border-radius: var(--r-sm); }
.footer-logo span { font-family: var(--font-heading); font-weight: 700; color: #fff; font-size: 1rem; }
.footer-section > p { font-size: 0.88rem; line-height: 1.7; margin-bottom: var(--space-lg); }
.footer-section h3 { color: #fff; font-size: 0.9rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: var(--space-lg); }
.footer-section ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-section ul a { color: rgba(255,255,255,0.65); font-size: 0.88rem; transition: color var(--t-fast); }
.footer-section ul a:hover { color: var(--primary); }

.social-links { display: flex; gap: var(--space-sm); }
.social-links a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
  transition: all var(--t-fast);
}
.social-links a:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-2px); }

.contact-info-item { display: flex; gap: 10px; align-items: flex-start; margin-bottom: var(--space-md); font-size: 0.86rem; color: rgba(255,255,255,0.65); }
.contact-info-item i { color: var(--primary); flex-shrink: 0; margin-top: 3px; width: 14px; }
.contact-info-item a { color: rgba(255,255,255,0.65); }
.contact-info-item a:hover { color: var(--primary); }

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}
.footer-links { display: flex; gap: var(--space-lg); }
.footer-links a { color: rgba(255,255,255,0.45); font-size: 0.82rem; }
.footer-links a:hover { color: var(--primary); }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 96px;
  right: 24px;
  width: 46px;
  height: 46px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--t-normal);
  z-index: 100;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-3px); }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: #25d366;
  color: #fff;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 16px rgba(37,211,102,0.45);
  transition: all var(--t-fast);
  z-index: 100;
}
.whatsapp-float:hover { background: #1da851; color: #fff; transform: scale(1.1); }

/* ===== ACCESSIBILITY ===== */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  /* Nav mobile */
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: var(--space-lg);
    gap: 4px;
    transform: translateY(-110%);
    opacity: 0;
    transition: all var(--t-normal);
    z-index: 999;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.active { transform: translateY(0); opacity: 1; }
  .nav-link { padding: 12px 16px; font-size: 1rem; display: block; }
  .logo-text { display: none; }

  /* Hero */
  .hero { padding: calc(var(--nav-h) + 24px) 0 60px; min-height: auto; }
  .hero-stats { gap: var(--space-lg); padding: 14px 20px; }
  .hero-stat-num { font-size: 1.4rem; }

  /* About */
  .about-content { grid-template-columns: 1fr; }
  .about-image { order: -1; }
  .about-badge { bottom: -12px; right: 12px; }
  .stats { grid-template-columns: repeat(3,1fr); gap: var(--space-sm); }
  .stat-item { padding: var(--space-md); }
  .stat-number { font-size: 1.5rem; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }

  /* Team */
  .team-grid { grid-template-columns: repeat(2, 1fr); }

  /* Portfolio */
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-filters { gap: 6px; }
  .filter-btn { padding: 8px 14px; font-size: 0.82rem; }

  /* Clients */
  .clients-grid { grid-template-columns: 1fr; }

  /* Contact */
  .contact-content { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-content { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-bottom-content { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }

  /* Floats */
  .whatsapp-float { bottom: 16px; right: 16px; }
  .back-to-top { bottom: 88px; right: 16px; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
  .hero-stats { flex-direction: column; gap: var(--space-md); width: 100%; }
  .hero-stat-divider { width: 60px; height: 1px; }
  .stats { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .contact-form-container { padding: var(--space-lg); }
}