/* ================================================
   MOMO Digital — Stylesheet v2.1
   Responsive Fixes & Blue Theme Restoration
   ================================================ */

/* 1. VARIABLES */
:root {
  /* Restored Blue Theme */
  --primary: #2563EB;       /* Blue 600 */
  --primary-dark: #1D4ED8;  /* Blue 700 */
  --primary-light: #60A5FA; /* Blue 400 */
  --primary-pale: #EFF6FF;  /* Blue 50 */
  --primary-pale-2: #DBEAFE;/* Blue 100 */

  --dark: #0F172A;          /* Slate 900 */
  --dark-2: #1E293B;        /* Slate 800 */
  --dark-3: #334155;        /* Slate 700 */
  --dark-4: #475569;        /* Slate 600 */
  --gray: #64748B;          /* Slate 500 */
  --gray-light: #94A3B8;    /* Slate 400 */
  --border: #E2E8F0;        /* Slate 200 */
  --border-subtle: #F1F5F9; /* Slate 100 */
  --bg: #F8FAFC;            /* Slate 50 */
  --bg-2: #F1F5F9;
  --white: #FFFFFF;
  --success: #10B981;

  --font-display: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.04);
  --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.06), 0 1px 2px -1px rgb(0 0 0 / 0.04);
  --shadow: 0 4px 8px -2px rgb(0 0 0 / 0.08), 0 2px 4px -1px rgb(0 0 0 / 0.04);
  --shadow-md: 0 10px 24px -4px rgb(0 0 0 / 0.1), 0 4px 8px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 20px 40px -8px rgb(0 0 0 / 0.13), 0 8px 16px -4px rgb(0 0 0 / 0.07);
  --shadow-xl: 0 40px 80px -16px rgb(0 0 0 / 0.2), 0 16px 32px -8px rgb(0 0 0 / 0.1);
  --shadow-colored: 0 8px 24px -4px rgb(37 99 235 / 0.3); /* Blue shadow */
  --shadow-glow: 0 0 0 3px rgb(37 99 235 / 0.18);
  --shadow-glow-lg: 0 0 0 5px rgb(37 99 235 / 0.14);

  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  --container: 1200px;
  --container-sm: 800px;
  --nav-height: 72px;
  /* Fluid spacing: mobile-friendly, desktop unchanged */
  --pad-x: clamp(0.75rem, 4vw, 1.5rem);
  --pad-y: clamp(1.5rem, 5vw, 6rem);
  --gap-fluid: clamp(0.75rem, 2.5vw, 1.5rem);
}

/* 2. RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: clamp(14px, 2.5vw, 16px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}
body {
  font-family: var(--font);
  font-size: 1rem;
  color: var(--dark-4);
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
  width: 100%;
  min-width: 0;
  overflow-wrap: break-word;
  word-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; object-fit: contain; }
video, iframe { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--font); border: none; background: none; }
input, textarea, select { font-family: var(--font); }

/* 3. TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--dark);
  letter-spacing: -0.025em;
}
h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.625rem, 3.5vw, 2.625rem); font-weight: 700; }
h3 { font-size: clamp(1.125rem, 2vw, 1.5rem); font-weight: 700; }
p { line-height: 1.75; }

/* 4. LAYOUT */
.container {
  max-width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 var(--pad-x);
  width: 100%;
  min-width: 0;
}
.container-sm {
  max-width: min(100%, var(--container-sm));
  margin: 0 auto;
  padding: 0 var(--pad-x);
  width: 100%;
  min-width: 0;
}
.section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.section-dark { background: var(--dark-2); color: var(--white); }
.section-gray { background: var(--bg); }

.section-header { text-align: center; margin-bottom: 4rem; }
.section-tag {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-size: 0.6875rem; font-weight: 700;
  color: var(--primary); background: var(--primary-pale);
  padding: 0.3125rem 0.875rem; border-radius: var(--radius-full);
  margin-bottom: 1.25rem; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--primary-pale-2);
}
.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.625rem);
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}
.section-subtitle {
  font-size: clamp(0.9375rem, 2vw, 1.0625rem);
  color: var(--gray);
  max-width: min(100%, 35rem);
  margin: 0 auto;
  line-height: 1.75;
}
.section-dark .section-title { color: var(--white); }
.section-dark .section-subtitle { color: rgba(255,255,255,0.55); }

/* 5. NAVIGATION */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(226,232,240,0.7);
  transition: box-shadow var(--transition), background var(--transition);
}
.nav.scrolled {
  background: rgba(255,255,255,0.96);
  box-shadow: 0 4px 24px -4px rgb(0 0 0 / 0.08), 0 1px 0 0 rgba(226,232,240,0.8);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 var(--pad-x);
  width: 100%;
  min-width: 0;
}
.nav-logo {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 800;
  color: var(--dark); text-decoration: none;
  letter-spacing: -0.03em;
}
.nav-logo-mark {
  width: 34px; height: 34px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 900; font-size: 0.8rem; letter-spacing: -0.05em;
}
.nav-logo span { color: var(--primary); }

.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-link {
  font-size: 0.875rem; font-weight: 500; color: var(--gray);
  text-decoration: none; transition: color var(--transition);
  padding: 0.5rem 0.75rem; border-radius: var(--radius-sm);
  position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--dark); background: var(--bg); }

.nav-cta {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-size: 0.875rem; font-weight: 600;
  color: var(--white) !important;
  background: var(--primary);
  padding: 0.5625rem 1.25rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px -1px rgb(37 99 235 / 0.35);
  margin-left: 0.5rem;
}
.nav-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-colored);
  color: var(--white) !important;
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 0.5rem; border-radius: var(--radius-sm); }
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--dark-3); border-radius: var(--radius-full);
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle:hover span { background: var(--dark); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 6. BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 700;
  padding: clamp(0.625rem, 1.5vw, 0.8125rem) clamp(1rem, 3vw, 1.75rem);
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: -0.01em;
  position: relative;
  overflow: hidden;
  max-width: 100%;
  min-width: 0;
}
.btn-primary {
  background: var(--primary); color: var(--white); border-color: var(--primary);
  box-shadow: 0 2px 8px -1px rgb(37 99 235 / 0.35);
}
.btn-primary:hover {
  background: var(--primary-dark); border-color: var(--primary-dark);
  color: var(--white); transform: translateY(-2px);
  box-shadow: var(--shadow-colored);
}
.btn-outline {
  background: transparent; color: rgba(255,255,255,0.9);
  border-color: rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-outline-dark {
  background: transparent; color: var(--primary); border-color: var(--primary-pale-2);
}
.btn-outline-dark:hover {
  background: var(--primary-pale); color: var(--primary-dark);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}
.btn-white {
  background: var(--white); color: var(--primary);
  border-color: transparent;
  box-shadow: 0 4px 16px -2px rgb(0 0 0 / 0.15);
}
.btn-white:hover {
  background: var(--white); color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -4px rgb(0 0 0 / 0.25);
}
.btn-lg { font-size: 1.0625rem; padding: 0.9375rem 2.25rem; }
.btn-sm { font-size: 0.875rem; padding: 0.5625rem 1.25rem; border-width: 1.5px; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform var(--transition); }
.btn:hover svg { transform: translateX(3px); }

/* 7. HERO SECTION */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  background: var(--dark);
  overflow: hidden;
  padding-top: var(--nav-height);
}
/* Animated gradient mesh */
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 65% 35%, rgba(37,99,235,0.22) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 15% 75%, rgba(37,99,235,0.1) 0%, transparent 55%),
    radial-gradient(ellipse 40% 30% at 90% 90%, rgba(96,165,250,0.08) 0%, transparent 50%);
  animation: hero-bg-shift 12s ease-in-out infinite alternate;
}
@keyframes hero-bg-shift {
  0% { opacity: 1; }
  100% { opacity: 0.7; filter: hue-rotate(10deg); }
}
/* Fine grid texture */
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.022) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at 60% 40%, black 20%, transparent 80%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: min(100%, var(--container));
  margin: 0 auto;
  padding: clamp(2rem, 8vw, 5rem) var(--pad-x);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  width: 100%;
  min-width: 0;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.75rem; font-weight: 600; color: var(--primary-light);
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.3);
  padding: 0.375rem 1rem; border-radius: var(--radius-full);
  margin-bottom: 1.75rem;
  backdrop-filter: blur(8px);
  letter-spacing: 0.04em;
}
.hero-badge-dot {
  width: 6px; height: 6px;
  background: var(--primary-light);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--primary-light);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 8px var(--primary-light); }
  50% { opacity: 0.5; transform: scale(1.5); box-shadow: 0 0 12px var(--primary-light); }
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2.5rem, 5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 1.625rem;
}
.hero h1 .highlight {
  background: linear-gradient(135deg, #60A5FA 0%, #3B82F6 50%, #2563EB 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  position: relative;
}
.hero-desc {
  font-size: clamp(0.9375rem, 2.2vw, 1.125rem);
  color: rgba(255,255,255,0.6);
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.8;
  max-width: min(100%, 30rem);
}
.hero-actions { display: flex; gap: 0.875rem; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 2.5rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.hero-stat {
  display: flex; flex-direction: column;
}
.hero-stat-number {
  font-family: var(--font-display);
  font-size: 1.875rem; font-weight: 800;
  color: var(--white);
  line-height: 1;
  letter-spacing: -0.04em;
}
.hero-stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.4); margin-top: 0.3rem; }

/* Browser mockup */
.hero-visual { position: relative; }
.browser-mockup {
  background: rgba(15,23,42,0.9);
  border-radius: var(--radius-xl); overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow:
    var(--shadow-xl),
    0 0 0 1px rgba(37,99,235,0.15),
    inset 0 1px 0 0 rgba(255,255,255,0.06);
  transform: perspective(1200px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.browser-mockup:hover { transform: perspective(1200px) rotateY(-2deg) rotateX(1deg); }
.browser-bar {
  padding: 0.875rem 1rem;
  background: rgba(255,255,255,0.04);
  display: flex; align-items: center; gap: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.browser-dots { display: flex; gap: 6px; }
.browser-dot { width: 11px; height: 11px; border-radius: 50%; }
.browser-dot:nth-child(1) { background: #FF5F57; }
.browser-dot:nth-child(2) { background: #FEBC2E; }
.browser-dot:nth-child(3) { background: #28C840; }
.browser-url {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 0.3125rem 0.75rem;
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.35);
  font-family: ui-monospace, 'SF Mono', monospace;
}
.browser-content {
  padding: 1.25rem;
  background: linear-gradient(160deg, #0F172A 0%, #030712 100%);
  min-height: 280px;
  display: flex; flex-direction: column; gap: 0.875rem;
}
.mock-nav { height: 8px; background: rgba(255,255,255,0.12); border-radius: 20px; width: 100%; }
.mock-hero { background: rgba(37,99,235,0.14); border-radius: var(--radius); padding: 1.25rem; display: flex; flex-direction: column; gap: 0.625rem; border: 1px solid rgba(37,99,235,0.15); }
.mock-h1 { height: 13px; background: rgba(255,255,255,0.8); border-radius: 20px; width: 68%; }
.mock-h2 { height: 9px; background: rgba(255,255,255,0.45); border-radius: 20px; width: 48%; }
.mock-text { height: 7px; background: rgba(255,255,255,0.22); border-radius: 20px; }
.mock-text-2 { height: 7px; background: rgba(255,255,255,0.15); border-radius: 20px; width: 78%; }
.mock-cta { height: 24px; background: var(--primary); border-radius: 20px; width: 96px; margin-top: 0.375rem; box-shadow: 0 4px 12px rgb(37 99 235 / 0.4); }
.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.625rem; }
.mock-card { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-sm); padding: 0.625rem; display: flex; flex-direction: column; gap: 0.375rem; }
.mock-icon { width: 22px; height: 22px; background: rgba(37,99,235,0.4); border-radius: 4px; }
.mock-card-line { height: 7px; background: rgba(255,255,255,0.3); border-radius: 20px; }
.mock-card-line-2 { height: 6px; background: rgba(255,255,255,0.18); border-radius: 20px; width: 68%; }

/* Floating badges */
.hero-float {
  position: absolute;
  background: rgba(255,255,255,0.96);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1.125rem;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0,0,0,0.04);
  display: flex; align-items: center; gap: 0.625rem;
  backdrop-filter: blur(8px);
}
.hero-float-1 { bottom: 28px; left: -28px; animation: float-a 3.5s ease-in-out infinite; }
.hero-float-2 { top: 36px; right: -28px; animation: float-b 3.5s ease-in-out infinite 1.75s; }
@keyframes float-a { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
@keyframes float-b { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
.hero-float-icon {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.hero-float-icon.green { background: #DCFCE7; color: #16A34A; }
.hero-float-icon.blue { background: var(--primary-pale); color: var(--primary); }
.hero-float-icon svg { width: 18px; height: 18px; }
.hero-float-text { display: flex; flex-direction: column; }
.hero-float-label { font-size: 0.75rem; font-weight: 700; color: var(--dark); letter-spacing: -0.01em; }
.hero-float-sub { font-size: 0.65rem; color: var(--gray); margin-top: 1px; }

/* 8. BENEFITS */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--gap-fluid);
}
.benefit-card {
  min-width: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition);
  position: relative; overflow: hidden;
  cursor: default;
}
.benefit-card::after {
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(37,99,235,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-pale-2);
}
.benefit-card:hover::after { opacity: 1; }
.benefit-icon {
  width: 54px; height: 54px;
  background: var(--primary-pale);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.375rem;
  color: var(--primary);
  transition: all var(--transition);
}
.benefit-icon svg { width: 24px; height: 24px; }
.benefit-card:hover .benefit-icon {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-colored);
}
.benefit-card h3 {
  font-size: 1.0625rem; font-weight: 700;
  margin-bottom: 0.625rem; color: var(--dark);
  letter-spacing: -0.02em;
}
.benefit-card p { font-size: 0.875rem; color: var(--gray); line-height: 1.7; }

/* 9. SERVICE CARDS */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap-fluid);
}
.service-card {
  min-width: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--transition);
  display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  opacity: 0; transition: opacity var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37,99,235,0.15);
}
.service-card:hover::before { opacity: 1; }
.service-card-icon {
  width: 56px; height: 56px;
  background: var(--dark);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.375rem;
  color: var(--white);
  transition: all var(--transition-spring);
}
.service-card-icon svg { width: 26px; height: 26px; }
.service-card:hover .service-card-icon { transform: scale(1.08) rotate(-3deg); }
.service-card h3 {
  font-size: 1.125rem; font-weight: 700;
  margin-bottom: 0.625rem; letter-spacing: -0.02em;
}
.service-card p {
  font-size: 0.875rem; color: var(--gray);
  line-height: 1.75; flex: 1; margin-bottom: 1.375rem;
}
.service-features { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.service-feature {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; color: var(--gray);
}
.service-feature-dot {
  width: 5px; height: 5px;
  background: var(--primary-light);
  border-radius: 50%; flex-shrink: 0;
}
.service-link {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-size: 0.875rem; font-weight: 600; color: var(--primary);
  transition: all var(--transition);
  margin-top: auto;
}
.service-link svg { width: 15px; height: 15px; transition: transform var(--transition); }
.service-link:hover { color: var(--primary-dark); gap: 0.625rem; }
.service-link:hover svg { transform: translateX(4px); }

/* Service full cards (servizi page) */
.service-full {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 2.5rem;
  transition: box-shadow var(--transition);
  position: relative; overflow: hidden;
}
.service-full::before {
  content: '';
  position: absolute; top: 0; left: 0; bottom: 0; width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--primary-light));
  border-radius: 0 0 0 var(--radius-2xl);
  opacity: 0; transition: opacity var(--transition);
}
.service-full:hover { box-shadow: var(--shadow-lg); }
.service-full:hover::before { opacity: 1; }
.service-full-header {
  display: flex; align-items: flex-start; gap: 1.375rem; margin-bottom: 1.75rem;
}
.service-full-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-lg); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.service-full-icon svg { width: 30px; height: 30px; }
.service-full-icon.blue { background: var(--primary-pale); color: var(--primary); }
.service-full-icon.dark { background: var(--dark); color: var(--white); }
.service-full-icon.purple { background: #EDE9FE; color: #7C3AED; }
.service-full-icon.green { background: #DCFCE7; color: #16A34A; }
.service-full h3 {
  font-size: 1.375rem; font-weight: 700;
  margin-bottom: 0.375rem; letter-spacing: -0.025em;
}
.service-full .tag { margin-bottom: 0; }
.service-full-body p {
  color: var(--gray); line-height: 1.8;
  margin-bottom: 1.25rem; font-size: 0.9375rem;
}
.check-list { display: flex; flex-direction: column; gap: 0.625rem; margin-bottom: 1.5rem; }
.check-item {
  display: flex; align-items: flex-start; gap: 0.625rem;
  font-size: 0.875rem; color: var(--dark-4);
}
.check-item svg { width: 18px; height: 18px; color: var(--primary); flex-shrink: 0; margin-top: 1px; }
.use-case {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 1.125rem 1.375rem;
  font-size: 0.875rem; color: var(--gray); 
  border-left: 3px solid var(--primary);
  line-height: 1.7;
}
.use-case strong { color: var(--dark-3); font-weight: 600; }

/* 10. PORTFOLIO */
.portfolio-filter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 3rem;
  width: 100%;
  min-width: 0;
}
.filter-btn {
  font-size: 0.875rem; font-weight: 500; color: var(--gray);
  padding: 0.5rem 1.125rem; border-radius: var(--radius-full);
  border: 1.5px solid var(--border); background: var(--white);
  cursor: pointer; transition: all var(--transition);
}
.filter-btn:hover { color: var(--primary); border-color: var(--primary-pale-2); background: var(--primary-pale); }
.filter-btn.active { background: var(--primary); color: var(--white); border-color: var(--primary); box-shadow: var(--shadow-colored); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap-fluid);
}
.portfolio-card {
  min-width: 0;
  border-radius: var(--radius-xl); overflow: hidden;
  background: var(--white); border: 1px solid var(--border);
  transition: all var(--transition); position: relative;
  cursor: pointer;
}
.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}
.portfolio-preview { height: 210px; position: relative; overflow: hidden; }
.portfolio-preview-inner {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; gap: 0.625rem;
  padding: 1rem; transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.portfolio-card:hover .portfolio-preview-inner { transform: scale(1.05); }
.pv-1 { background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%); }
.pv-2 { background: linear-gradient(135deg, #1f2937 0%, #4b5563 100%); }
.pv-3 { background: linear-gradient(135deg, #0c4a6e 0%, #0ea5e9 100%); }
.pv-4 { background: linear-gradient(135deg, #14532d 0%, #16a34a 100%); }
.pv-5 { background: linear-gradient(135deg, #3b0764 0%, #7c3aed 100%); }
.pv-6 { background: linear-gradient(135deg, #7c2d12 0%, #ea580c 100%); }
.pv-nav { height: 8px; background: rgba(255,255,255,0.18); border-radius: 20px; width: 100%; }
.pv-hero { flex: 1; background: rgba(0,0,0,0.18); border-radius: var(--radius-sm); display: flex; flex-direction: column; justify-content: center; padding: 0.75rem; gap: 0.5rem; }
.pv-h1 { height: 11px; background: rgba(255,255,255,0.85); border-radius: 20px; width: 60%; }
.pv-h2 { height: 8px; background: rgba(255,255,255,0.5); border-radius: 20px; width: 40%; }
.pv-btn { height: 16px; background: rgba(255,255,255,0.28); border-radius: 20px; width: 70px; }
.pv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; }
.pv-block { height: 28px; background: rgba(255,255,255,0.1); border-radius: 5px; }

.portfolio-overlay {
  position: absolute; inset: 0;
  background: rgba(3,7,18,0.85);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0.875rem;
  opacity: 0; transition: opacity var(--transition);
  backdrop-filter: blur(4px);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay-label { color: rgba(255,255,255,0.85); font-size: 0.875rem; font-weight: 500; }
.portfolio-overlay-btn {
  background: var(--white); color: var(--dark);
  padding: 0.5rem 1.375rem; border-radius: var(--radius-full);
  font-size: 0.8125rem; font-weight: 700;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgb(0 0 0 / 0.2);
}
.portfolio-overlay-btn:hover { background: var(--primary); color: var(--white); }
.portfolio-info { padding: 1.25rem 1.5rem; background: var(--white); }
.portfolio-category {
  font-size: 0.7rem; font-weight: 700; color: var(--primary);
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.3rem;
}
.portfolio-info h3 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 0.25rem; letter-spacing: -0.02em; }
.portfolio-info p { font-size: 0.8125rem; color: var(--gray); }

/* 11. PROCESS */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--gap-fluid);
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute; top: 36px; left: 14%; right: 14%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary-pale-2), var(--primary-light), var(--primary-pale-2), transparent);
  z-index: 0;
}
.process-step {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; position: relative; z-index: 1;
}
.process-number {
  width: 72px; height: 72px;
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 800;
  color: var(--gray-light);
  margin-bottom: 1.375rem;
  transition: all var(--transition-spring);
  box-shadow: var(--shadow-sm);
}
.process-step:hover .process-number,
.process-step.is-active .process-number {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-colored), 0 0 0 8px var(--primary-pale);
  transform: scale(1.08);
}
.process-step h4 {
  font-size: 0.9375rem; font-weight: 700; margin-bottom: 0.5rem;
  color: var(--dark); letter-spacing: -0.02em;
}
.process-step p { font-size: 0.8125rem; color: var(--gray); line-height: 1.65; }

/* Process page timeline */
.timeline { display: flex; flex-direction: column; gap: 0; max-width: 860px; margin: 0 auto; }
.timeline-item {
  display: grid; grid-template-columns: 80px 1fr; gap: 2.25rem;
  padding: 0 0 3rem; position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-line { display: flex; flex-direction: column; align-items: center; }
.timeline-num {
  width: 64px; height: 64px;
  background: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 800;
  color: var(--white); flex-shrink: 0; z-index: 1;
  box-shadow: var(--shadow-colored);
}
.timeline-connector {
  flex: 1; width: 2px;
  background: linear-gradient(180deg, var(--primary-light), var(--border));
  margin: 0.5rem 0; border-radius: 2px;
}
.timeline-item:last-child .timeline-connector { display: none; }
.timeline-body { padding-top: 0.75rem; }
.timeline-body h3 {
  font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem;
  letter-spacing: -0.025em;
}
.timeline-body p { color: var(--gray); line-height: 1.8; margin-bottom: 1rem; }

/* 12. CTA BANNER */
.cta-banner {
  background: var(--dark-2);
  padding: 6rem 0; text-align: center;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 80% at 50% 110%, rgba(37,99,235,0.35) 0%, transparent 60%);
}
.cta-banner::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner h2 {
  color: var(--white); margin-bottom: 1.125rem;
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
}
.cta-banner p {
  color: rgba(255,255,255,0.6);
  font-size: 1.0625rem; max-width: 480px;
  margin: 0 auto 2.25rem;
  line-height: 1.8;
}

/* 13. PAGE HERO */
.page-hero {
  background: var(--dark);
  padding: calc(var(--nav-height) + clamp(2rem, 6vw, 4.5rem)) 0 clamp(2rem, 6vw, 4.5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero .container { padding-left: var(--pad-x); padding-right: var(--pad-x); }
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 120%, rgba(37,99,235,0.28) 0%, transparent 60%);
}
.page-hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 50px 50px;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  color: var(--white); margin-bottom: 1.125rem;
  font-size: clamp(1.75rem, 4.5vw, 3rem);
}
.page-hero p {
  color: rgba(255,255,255,0.6);
  font-size: clamp(0.9375rem, 2.2vw, 1.125rem);
  max-width: min(100%, 35rem);
  margin: 0 auto;
  line-height: 1.8;
}
.breadcrumb {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; color: rgba(255,255,255,0.4); margin-bottom: 1.625rem;
}
.breadcrumb a { color: rgba(255,255,255,0.4); transition: color var(--transition); }
.breadcrumb a:hover { color: rgba(255,255,255,0.8); }
.breadcrumb-sep { color: rgba(255,255,255,0.2); }
.breadcrumb-current { color: rgba(255,255,255,0.7); }

/* 14. TESTIMONIALS */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap-fluid);
}
.testimonial-card {
  min-width: 0;
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 2rem;
  transition: all var(--transition);
  position: relative;
}
.testimonial-card::before {
  content: '"';
  position: absolute; top: 1.25rem; right: 1.75rem;
  font-size: 5rem; font-family: Georgia, serif;
  color: var(--primary-pale-2); line-height: 1;
  font-weight: 700; pointer-events: none;
}
.testimonial-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--primary-pale-2); }
.testimonial-stars {
  display: flex; gap: 2px; margin-bottom: 1.125rem;
  font-size: 0.875rem; color: #F59E0B; letter-spacing: 2px;
}
.testimonial-text {
  font-size: 0.9375rem; color: var(--dark-3);
  line-height: 1.8; font-style: italic; margin-bottom: 1.625rem;
  position: relative; z-index: 1;
}
.testimonial-author { display: flex; align-items: center; gap: 0.875rem; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.125rem; color: var(--white); flex-shrink: 0;
}
.av-1 { background: linear-gradient(135deg, #2563EB, #60A5FA); }
.av-2 { background: linear-gradient(135deg, #059669, #0EA5E9); }
.av-3 { background: linear-gradient(135deg, #EA580C, #E11D48); }
.testimonial-name { font-weight: 700; font-size: 0.9375rem; color: var(--dark); letter-spacing: -0.01em; }
.testimonial-role { font-size: 0.75rem; color: var(--gray); margin-top: 2px; }

/* 15. ABOUT SECTION */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  min-width: 0;
}
.about-visual { position: relative; min-width: 0; }
.about-image {
  max-width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--dark-3) 0%, rgba(37,99,235,0.3) 100%);
  border-radius: var(--radius-2xl);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.about-image-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: inherit;
}
.about-image-deco {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 32px 32px;
}
.about-image-center { position: relative; z-index: 1; text-align: center; }
.about-image-center svg { width: 72px; height: 72px; color: rgba(37,99,235,0.5); }
.about-badge {
  position: absolute; bottom: -1.375rem; right: 1.375rem;
  background: var(--white); border-radius: var(--radius-xl);
  padding: 1rem 1.375rem;
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 0.875rem;
  border: 1px solid var(--border);
}
.about-badge-icon { font-size: 1.75rem; }
.about-badge-number {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 800; color: var(--dark); line-height: 1;
  letter-spacing: -0.04em;
}
.about-badge-label { font-size: 0.75rem; color: var(--gray); margin-top: 2px; }
.about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap-fluid);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}
.about-stat {
  min-width: 0;
  background: var(--white);
  border-radius: var(--radius-xl); padding: 1.5rem;
  text-align: center; border: 1px solid var(--border);
  transition: all var(--transition);
}
.about-stat:hover { box-shadow: var(--shadow-md); border-color: var(--primary-pale-2); transform: translateY(-2px); }
.about-stat-number {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 800; color: var(--primary); line-height: 1;
  margin-bottom: 0.375rem; letter-spacing: -0.04em;
}
.about-stat-label { font-size: 0.8125rem; color: var(--gray); }
.about-list { display: flex; flex-direction: column; gap: 0.875rem; margin-top: 1.75rem; }
.about-list-item {
  display: flex; align-items: flex-start; gap: 0.875rem;
  font-size: 0.9375rem; color: var(--gray); line-height: 1.65;
}
.about-list-icon {
  width: 24px; height: 24px;
  background: var(--primary-pale); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--primary); margin-top: 1px;
}
.about-list-icon svg { width: 12px; height: 12px; }

/* Values */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap-fluid);
}
.value-card {
  min-width: 0;
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 2rem 1.75rem;
  text-align: center; transition: all var(--transition);
}
.value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--primary-pale-2); }
.value-emoji { font-size: 2.25rem; margin-bottom: 1.125rem; display: block; }
.value-card h3 {
  font-size: 1.0625rem; font-weight: 700; margin-bottom: 0.625rem;
  letter-spacing: -0.02em;
}
.value-card p { font-size: 0.875rem; color: var(--gray); line-height: 1.7; }

/* 16. CONTACT */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.65fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  min-width: 0;
}
.contact-sidebar { display: flex; flex-direction: column; gap: 1.75rem; }
.contact-info-item { display: flex; gap: 1.125rem; align-items: flex-start; }
.contact-info-icon {
  width: 48px; height: 48px;
  background: var(--primary-pale); border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); flex-shrink: 0;
}
.contact-info-icon svg { width: 22px; height: 22px; }
.contact-info-label {
  font-size: 0.6875rem; font-weight: 700; color: var(--gray);
  text-transform: uppercase; letter-spacing: 0.09em; margin-bottom: 0.3rem;
}
.contact-info-value { font-size: 0.9375rem; font-weight: 600; color: var(--dark); }
.contact-info-value a { color: var(--dark); transition: color var(--transition); }
.contact-info-value a:hover { color: var(--primary); }

.whatsapp-btn {
  display: inline-flex; align-items: center; gap: 0.75rem;
  background: #25D366; color: var(--white);
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-full); font-weight: 600; font-size: 0.9375rem;
  transition: all var(--transition); width: 100%; justify-content: center;
  box-shadow: 0 4px 16px -2px rgb(37 211 102 / 0.35);
}
.whatsapp-btn:hover { background: #1DB954; color: var(--white); transform: translateY(-2px); box-shadow: 0 8px 24px -4px rgb(37 211 102 / 0.45); }
.whatsapp-btn svg { width: 22px; height: 22px; }

.contact-form-wrap {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-2xl); padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}
.form-title {
  font-size: 1.375rem; font-weight: 700; margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}
.form-subtitle { font-size: 0.9rem; color: var(--gray); margin-bottom: 2rem; line-height: 1.6; }
.form-group { margin-bottom: 1.375rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-label {
  display: block; font-size: 0.8125rem; font-weight: 600;
  color: var(--dark-3); margin-bottom: 0.5rem;
}
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 0.8125rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  font-size: 0.9375rem; color: var(--dark);
  background: var(--white); outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}
.form-input:hover, .form-textarea:hover, .form-select:hover {
  border-color: var(--primary-light);
}
.form-textarea { resize: vertical; min-height: 130px; }

/* 17. FAQ */
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; max-width: 760px; margin: 0 auto; }
.faq-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl); overflow: hidden;
  background: var(--white); transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--primary-pale-2); box-shadow: var(--shadow-sm); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem; cursor: pointer; user-select: none;
  font-weight: 600; color: var(--dark); font-size: 0.9375rem;
  transition: background var(--transition);
  letter-spacing: -0.015em;
  gap: 1rem;
}
.faq-question:hover { background: var(--bg); }
.faq-item.open .faq-question { background: var(--primary-pale); color: var(--primary-dark); }
.faq-icon {
  width: 28px; height: 28px; flex-shrink: 0;
  border: 1.5px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: var(--primary);
  transition: all var(--transition); line-height: 1;
}
.faq-item.open .faq-icon {
  background: var(--primary); border-color: var(--primary);
  color: var(--white); transform: rotate(45deg);
}
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.38s ease; }
.faq-item.open .faq-answer { max-height: 400px; }
.faq-answer-inner { padding: 0 1.5rem 1.375rem; }
.faq-answer-inner p { color: var(--gray); line-height: 1.8; font-size: 0.9rem; }

/* 18. FOOTER */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.5);
  padding: 5.5rem 0 2.5rem;
  position: relative;
}
.footer::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(37,99,235,0.5) 30%, rgba(96,165,250,0.4) 50%, rgba(37,99,235,0.5) 70%, transparent 100%);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 4rem);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 2rem;
  min-width: 0;
}
.footer-brand .nav-logo {
  color: var(--white); margin-bottom: 1.25rem;
  text-decoration: none; display: inline-flex;
}
.footer-brand .nav-logo img { filter: brightness(0) invert(1); }
.footer-brand .nav-logo-mark { flex-shrink: 0; }
.footer-desc {
  font-size: 0.875rem; line-height: 1.8;
  color: rgba(255,255,255,0.4); margin-bottom: 1.75rem;
  max-width: 280px;
}
.footer-social { display: flex; gap: 0.625rem; }
.footer-social-link {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.4);
  transition: all var(--transition);
}
.footer-social-link:hover {
  background: var(--primary); color: var(--white);
  border-color: var(--primary); transform: translateY(-2px);
}
.footer-social-link svg { width: 16px; height: 16px; }
.footer-col-title {
  font-size: 0.6875rem; font-weight: 700;
  color: var(--white); margin-bottom: 1.375rem;
  text-transform: uppercase; letter-spacing: 0.1em;
}
.footer-links { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-link {
  font-size: 0.875rem; color: rgba(255,255,255,0.42);
  transition: color var(--transition);
}
.footer-link:hover { color: rgba(255,255,255,0.9); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.75rem; color: rgba(255,255,255,0.28);
}
.footer-bottom a { color: rgba(255,255,255,0.4); transition: color var(--transition); }
.footer-bottom a:hover { color: rgba(255,255,255,0.8); }

/* 19. TAGS */
.tag {
  display: inline-block;
  font-size: 0.6875rem; font-weight: 700;
  padding: 0.25rem 0.75rem; border-radius: var(--radius-full);
  text-transform: uppercase; letter-spacing: 0.07em;
}
.tag-blue { background: var(--primary-pale); color: var(--primary); border: 1px solid var(--primary-pale-2); }
.tag-dark { background: rgba(15,23,42,0.07); color: var(--dark-3); }
.tag-green { background: #DCFCE7; color: #166534; border: 1px solid #BBF7D0; }
.tag-purple { background: #EDE9FE; color: #5B21B6; border: 1px solid #DDD6FE; }
.tag-new { background: #FEF3C7; color: #92400E; border: 1px solid #FDE68A; }

/* 20. SCROLL ANIMATIONS */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.fade-up.is-visible { opacity: 1; transform: translateY(0); }
.fade-up.delay-1 { transition-delay: 0.1s; }
.fade-up.delay-2 { transition-delay: 0.2s; }
.fade-up.delay-3 { transition-delay: 0.3s; }
.fade-up.delay-4 { transition-delay: 0.4s; }
.fade-up.delay-5 { transition-delay: 0.5s; }

/* 21. UTILITIES */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.divider { height: 1px; background: var(--border); }

/* Stats grid (portfolio / chi-siamo) */
[style*="grid-template-columns: repeat(4, 1fr)"] .about-stat {
  text-align: center;
}

/* 22. MEDIA QUERIES — Mobile-first fluid layout, no horizontal overflow */
main { width: 100%; overflow-x: hidden; min-width: 0; }
@media (max-width: 1100px) {
  .benefits-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--gap-fluid);
  }
  .footer-grid > *:last-child { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
  :root { --nav-height: 64px; }
  .nav-inner { padding: 0 var(--pad-x); }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100vw;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    padding: 0.5rem var(--pad-x) 1.5rem;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    gap: 0;
    align-items: stretch;
    z-index: 999;
  }
  .nav-links.is-open li { border-bottom: 1px solid var(--border-subtle); }
  .nav-links.is-open li:last-child { border-bottom: none; margin-top: 0.5rem; }
  .nav-links.is-open .nav-link {
    padding: 0.9375rem var(--pad-x);
    width: 100%;
    font-size: 1rem;
    border-radius: 0;
    box-sizing: border-box;
  }
  .nav-links.is-open .nav-link:hover { background: var(--primary-pale); }
  .nav-links.is-open .nav-cta {
    width: 100%;
    max-width: 100%;
    justify-content: center;
    margin-left: 0;
    padding: 0.9375rem var(--pad-x);
    border-radius: var(--radius-xl);
  }
  .container,
  .container-sm { padding-left: var(--pad-x); padding-right: var(--pad-x); }
  .section { padding: var(--pad-y) 0; }
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    padding: clamp(2rem, 6vw, 3.5rem) var(--pad-x) clamp(2.5rem, 8vw, 4.5rem);
    gap: 0;
  }
  .hero h1 { font-size: clamp(1.75rem, 6vw, 3rem); }
  .hero-desc { font-size: clamp(0.9375rem, 2.5vw, 1rem); margin: 0 auto 2rem; }
  .hero-actions {
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
  }
  .hero-actions .btn {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    max-width: 100%;
    justify-content: center;
  }
  .hero-stats {
    flex-direction: column;
    width: 100%;
    max-width: 100%;
    gap: 2rem;
    padding-top: 2rem;
    margin-top: 3rem;
    align-items: center;
  }
  .hero-stat {
    align-items: center;
    width: 100%;
    max-width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 1.5rem;
  }
  .hero-stat:last-child { border-bottom: none; padding-bottom: 0; }
  .hero-visual { display: none; }
  .hero-float-1, .hero-float-2 { display: none; }
  .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gap-fluid); }
  .portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gap-fluid); }
  .process-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap-fluid); }
  .process-steps::before { display: none; }
  .testimonials-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gap-fluid); }
  .about-grid { grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 3rem); }
  .about-visual { max-width: 100%; margin: 0 auto; }
  .about-badge { position: static; margin-top: 1.5rem; display: inline-flex; width: 100%; justify-content: center; max-width: 100%; }
  .contact-layout { grid-template-columns: 1fr; gap: clamp(1.5rem, 4vw, 2.5rem); }
  .values-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gap-fluid); }
  .timeline-item { grid-template-columns: 64px 1fr; gap: var(--gap-fluid); min-width: 0; }
  .timeline-num { width: 56px; height: 56px; font-size: 1.0625rem; flex-shrink: 0; }
  .page-hero { padding: calc(var(--nav-height) + clamp(1.5rem, 5vw, 3rem)) var(--pad-x) clamp(1.5rem, 5vw, 3.5rem); }
  .footer { padding: clamp(2rem, 5vw, 4rem) 0 2rem; }
  .footer-grid { gap: var(--gap-fluid); padding-bottom: clamp(1.5rem, 4vw, 3rem); }
}

@media (max-width: 768px) {
  .section { padding: var(--pad-y) 0; }
  .section-header { margin-bottom: clamp(1.5rem, 4vw, 2.5rem); }
  .benefits-grid { gap: var(--gap-fluid); }
  .benefit-card { padding: clamp(1.25rem, 4vw, 1.625rem); }
  .service-card { padding: clamp(1.25rem, 4vw, 1.625rem); }
  .service-full { padding: clamp(1.25rem, 4vw, 1.75rem); }
  .service-full-header { gap: var(--gap-fluid); }
  .portfolio-preview { height: clamp(140px, 35vw, 175px); }
  .process-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gap-fluid); }
  .process-number { width: clamp(48px, 12vw, 60px); height: clamp(48px, 12vw, 60px); font-size: clamp(0.9375rem, 2.5vw, 1.125rem); }
  .testimonial-card { padding: clamp(1.25rem, 4vw, 1.625rem); }
  .testimonial-card::before { font-size: clamp(3rem, 10vw, 4rem); }
  .cta-banner { padding: clamp(2.5rem, 8vw, 4.5rem) var(--pad-x); }
}

@media (max-width: 640px) {
  .section { padding: var(--pad-y) 0; }
  .section-title { font-size: clamp(1.375rem, 5.5vw, 2rem); }
  .section-subtitle { font-size: clamp(0.9375rem, 2.5vw, 1rem); }
  .benefits-grid { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .services-grid { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .service-full { padding: clamp(1rem, 4vw, 1.5rem); }
  .service-full-header { flex-direction: column; gap: 0.875rem; }
  .portfolio-grid { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .portfolio-filter { margin-bottom: clamp(1.25rem, 4vw, 2rem); gap: 0.375rem; flex-wrap: wrap; }
  .filter-btn {
    padding: 0.5rem 0.875rem;
    font-size: clamp(0.75rem, 2vw, 0.8125rem);
    width: 100%;
    max-width: 100%;
    text-align: center;
    box-sizing: border-box;
  }
  .process-steps { grid-template-columns: 1fr; gap: clamp(1.25rem, 4vw, 2rem); }
  .testimonials-grid { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .about-stats { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .values-grid { grid-template-columns: 1fr; gap: var(--gap-fluid); }
  .hero h1 { font-size: clamp(1.5rem, 7.5vw, 2.5rem); }
  .hero-actions .btn { width: 100%; max-width: 100%; }
  .hero-stats { flex-direction: column; width: 100%; gap: 1.5rem; }
  .hero-stat {
    width: 100%;
    max-width: 100%;
    align-items: center;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 1.5rem;
  }
  .hero-stat:last-child { border-bottom: none; padding-bottom: 0; }
  .hero-stat-number { font-size: clamp(1.75rem, 6vw, 2.25rem); margin-bottom: 0.25rem; }
  .hero-stat-label { font-size: clamp(0.8125rem, 2.2vw, 0.9rem); }
  .cta-banner { padding: clamp(2rem, 6vw, 3.5rem) var(--pad-x); }
  .contact-form-wrap { padding: var(--pad-x); }
  .timeline-item { grid-template-columns: 52px 1fr; gap: 1rem; padding-bottom: 2rem; min-width: 0; }
  .timeline-num { width: 48px; height: 48px; font-size: 0.9375rem; flex-shrink: 0; }
  .faq-question { padding: 1rem var(--pad-x); font-size: clamp(0.875rem, 2.2vw, 0.9rem); }
  .faq-answer-inner { padding: 0 var(--pad-x) 1.25rem; }
}

@media (max-width: 480px) {
  :root { --nav-height: 60px; }
  .nav-inner { padding: 0 var(--pad-x); }
  .nav-logo img { height: clamp(26px, 8vw, 30px) !important; max-width: 100%; }
  .hero h1 { font-size: clamp(1.5rem, 8vw, 1.75rem); letter-spacing: -0.03em; }
  .hero-desc { font-size: clamp(0.875rem, 2.5vw, 0.9375rem); }
  .hero-badge { font-size: clamp(0.625rem, 1.8vw, 0.6875rem); }
  .hero-actions .btn { padding: 0.875rem var(--pad-x); font-size: clamp(0.875rem, 2.5vw, 0.9375rem); }
  .section-tag { font-size: clamp(0.5625rem, 1.8vw, 0.625rem); }
  .footer-brand .nav-logo img { height: clamp(24px, 7vw, 28px) !important; max-width: 100%; }
  .footer { padding: clamp(2rem, 6vw, 3rem) 0 1.75rem; }
}