/* ============================================================
   APPSBRAINS — Main Stylesheet
   Royal Blue Professional Theme
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #1a56db;
  --primary-dark: #1e40af;
  --primary-darker: #1e3a8a;
  --primary-light: #3b82f6;
  --accent: #60a5fa;
  --accent-light: #bfdbfe;

  --white: #ffffff;
  --bg-page: #f8faff;
  --bg-section: #f0f4ff;
  --bg-card: #ffffff;

  --text-dark: #0f172a;
  --text-medium: #1e3a5f;
  --text-muted: #64748b;
  --border: #dbeafe;
  --border-light: #e0e7ff;

  --shadow-xs: 0 1px 2px rgba(26, 86, 219, 0.06);
  --shadow-sm: 0 2px 8px rgba(26, 86, 219, 0.08);
  --shadow-md: 0 4px 20px rgba(26, 86, 219, 0.12);
  --shadow-lg: 0 12px 40px rgba(26, 86, 219, 0.16);
  --shadow-xl: 0 24px 60px rgba(26, 86, 219, 0.20);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --transition: 0.3s ease;
  --transition-fast: 0.15s ease;
  --transition-slow: 0.5s ease;

  --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1200px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--bg-page);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
  outline: none;
  border: none;
}

/* ---------- Utilities ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.hidden { display: none !important; }

.gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #a5f3fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  letter-spacing: -0.01em;
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(26, 86, 219, 0.35);
}
.btn--primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 6px 24px rgba(26, 86, 219, 0.45);
  transform: translateY(-2px);
}
.btn--primary:active { transform: translateY(0); }

.btn--outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.7);
  transform: translateY(-2px);
}

.btn--white {
  background: var(--white);
  color: var(--primary-dark);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.btn--white:hover {
  background: #f0f4ff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.btn--lg { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn--full { width: 100%; justify-content: center; }

/* ---------- Section Headers ---------- */
.section-label {
  display: inline-block;
  background: var(--bg-section);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  border: 1px solid var(--border);
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  border-color: var(--border);
  box-shadow: 0 4px 24px rgba(26, 86, 219, 0.08);
}

.navbar__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 100%;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text-dark);
  letter-spacing: -0.03em;
}

.logo-text strong {
  font-weight: 800;
  color: var(--primary);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-medium);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--bg-section);
}

.navbar__cta { margin-left: 16px; padding: 10px 22px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-lg);
  transform: translateY(-120%);
  opacity: 0;
  transition: transform var(--transition), opacity var(--transition);
  pointer-events: none;
  z-index: 999;
}

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

.mobile-nav__link {
  padding: 12px 16px;
  border-radius: var(--radius);
  color: var(--text-medium);
  font-weight: 500;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.mobile-nav__link:hover {
  background: var(--bg-section);
  color: var(--primary);
}

.mobile-nav__cta {
  margin-top: 12px;
  text-align: center;
  justify-content: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary) 55%, #2563eb 100%);
  padding: calc(var(--nav-height) + 48px) 0 80px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero__bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
}

.shape--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #60a5fa, transparent);
  top: -200px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.shape--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #a5f3fc, transparent);
  bottom: -100px;
  left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}

.shape--3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, #818cf8, transparent);
  top: 40%;
  left: 30%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
}

.hero__badge i { color: #fbbf24; }

.hero__title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: white;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.hero__subtitle {
  color: rgba(255,255,255,0.82);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 500px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 28px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  width: fit-content;
}

.hero__stat { text-align: center; }
.stat-number { display: block; font-size: 1.6rem; font-weight: 800; color: white; line-height: 1; }
.stat-label { font-size: 0.75rem; color: rgba(255,255,255,0.7); font-weight: 500; margin-top: 4px; display: block; }
.divider { width: 1px; height: 36px; background: rgba(255,255,255,0.25); }

/* Phone Mockup */
.hero__visual { display: flex; justify-content: center; position: relative; }

.phone-mockup {
  position: relative;
  width: 260px;
  flex-shrink: 0;
  animation: float 6s ease-in-out infinite;
}

.phone-mockup__frame {
  background: #0f172a;
  border-radius: 36px;
  padding: 14px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.1);
}

.phone-mockup__screen {
  background: linear-gradient(160deg, #1e3a8a 0%, #1a56db 60%, #3b82f6 100%);
  border-radius: 24px;
  overflow: hidden;
  min-height: 460px;
  padding: 20px 16px;
}

.app-ui__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.topbar-dot {
  width: 8px;
  height: 8px;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
}

.topbar-pill {
  width: 60px;
  height: 6px;
  background: rgba(255,255,255,0.15);
  border-radius: 3px;
}

.app-ui__hero-card {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  backdrop-filter: blur(8px);
}

.card-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: white;
}

.card-text span { display: block; font-size: 0.7rem; color: rgba(255,255,255,0.7); }
.card-text strong { color: white; font-size: 1.1rem; font-weight: 800; }

.app-ui__chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
  background: rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 12px 12px 8px;
  margin-bottom: 16px;
}

.bar {
  flex: 1;
  background: rgba(255,255,255,0.25);
  border-radius: 4px 4px 0 0;
  transition: height 0.4s ease;
}
.bar.active { background: rgba(255,255,255,0.8); }

.app-ui__list { display: flex; flex-direction: column; gap: 8px; }

.list-item {
  height: 8px;
  background: rgba(255,255,255,0.2);
  border-radius: 4px;
  width: 100%;
}
.list-item.short { width: 60%; }
.list-item.medium { width: 80%; }

/* Floating badges */
.float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  background: white;
  border-radius: 100px;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-dark);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  white-space: nowrap;
}

.float-badge--1 { top: 10%; left: -60px; animation: badgeFloat1 5s ease-in-out infinite; color: #1C1C1E; }
.float-badge--2 { top: 30%; right: -70px; animation: badgeFloat2 6s ease-in-out infinite; color: #1C1C1E; }
.float-badge--3 { bottom: 30%; left: -70px; animation: badgeFloat1 7s ease-in-out infinite reverse; color: #1C1C1E; }
.float-badge--4 { bottom: 10%; right: -60px; animation: badgeFloat2 5.5s ease-in-out infinite; color: var(--primary); }

.float-badge--1 i { color: #1C1C1E; }
.float-badge--2 i { color: #3ddc84; }
.float-badge--3 i { color: #54c5f8; }
.float-badge--4 i { color: #22c55e; }

@keyframes badgeFloat1 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}
@keyframes badgeFloat2 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(12px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.6);
  font-size: 1.1rem;
  animation: bounce 2s ease-in-out infinite;
  z-index: 2;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.6; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  padding: 100px 0;
  background: var(--white);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-section) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--accent-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.service-card:hover::before { opacity: 1; }

.service-card--featured {
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary) 100%);
  border: none;
  color: white;
}

.service-card--featured::before {
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 60%);
  opacity: 1;
}

.service-card--featured:hover {
  box-shadow: 0 12px 40px rgba(26, 86, 219, 0.4);
  transform: translateY(-6px);
}

.featured-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: #fbbf24;
  color: #1a1a1a;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.service-card__icon--ios { background: rgba(26, 86, 219, 0.1); color: var(--primary); }
.service-card__icon--android { background: rgba(61, 220, 132, 0.12); color: #16a34a; }
.service-card__icon--flutter { background: rgba(84, 197, 248, 0.12); color: #0891b2; }

.service-card--featured .service-card__icon { background: rgba(255,255,255,0.15); color: white; }

.service-card__title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

.service-card--featured .service-card__title { color: white; }

.service-card__desc {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.service-card--featured .service-card__desc { color: rgba(255,255,255,0.75); }

.service-card__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.service-card__features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-medium);
  font-weight: 500;
}

.service-card__features li i {
  color: var(--primary);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.service-card--featured .service-card__features li { color: rgba(255,255,255,0.85); }
.service-card--featured .service-card__features li i { color: #86efac; }

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  transition: gap var(--transition-fast);
}

.service-card--featured .service-card__link { color: rgba(255,255,255,0.9); }
.service-card__link:hover { gap: 12px; }

/* ============================================================
   WHY US
   ============================================================ */
.why-us {
  padding: 100px 0;
  background: var(--bg-section);
}

.why-us__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.why-us__content .section-title { text-align: left; }
.why-us__content .section-subtitle { text-align: left; margin-bottom: 36px; }

.why-us__pillars {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.pillar {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.pillar__icon {
  width: 44px;
  height: 44px;
  background: var(--primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
}

.pillar h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.pillar p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Stats Grid */
.why-us__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.stat-card:hover {
  border-color: var(--accent-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.stat-card__number {
  display: block;
  font-size: 3rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.04em;
}

.stat-card__plus {
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary);
  vertical-align: super;
}

.stat-card__label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio {
  padding: 100px 0;
  background: var(--white);
}

.portfolio__filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  background: var(--white);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
  border-color: var(--accent-light);
}

.project-card[style*="display: none"] { display: none !important; }

.project-card__visual {
  height: 180px;
  background: linear-gradient(135deg, var(--card-color) 0%, color-mix(in srgb, var(--card-color) 70%, black) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-card__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.15) 0%, transparent 60%);
}

.project-card__icon {
  font-size: 3rem;
  color: rgba(255,255,255,0.9);
  z-index: 1;
  text-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.project-card__tag {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

.project-card__body { padding: 24px; }

.project-card__body h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.project-card__body p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.project-card__tech {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.project-card__tech span {
  background: var(--bg-section);
  border: 1px solid var(--border);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  padding: 100px 0;
  background: var(--bg-section);
  overflow: hidden;
}

.testimonials__slider {
  overflow: hidden;
  position: relative;
  margin-bottom: 32px;
}

.testimonials__track {
  display: flex;
  gap: 28px;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
  min-width: calc(33.333% - 19px);
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.testimonial-card__stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  color: #f59e0b;
  font-size: 0.9rem;
}

.testimonial-card__quote {
  color: var(--text-medium);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  background: var(--av-color, var(--primary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}

.testimonial-card__author strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-dark);
  font-weight: 700;
}

.testimonial-card__author span {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--text-medium);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-xs);
}

.slider-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
}

.slider-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.dot.active {
  background: var(--primary);
  width: 24px;
  border-radius: 4px;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary) 60%, #2563eb 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner__shapes { position: absolute; inset: 0; pointer-events: none; }

.cta-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
}

.cta-shape--1 {
  width: 400px;
  height: 400px;
  background: white;
  top: -150px;
  right: -100px;
}

.cta-shape--2 {
  width: 300px;
  height: 300px;
  background: white;
  bottom: -100px;
  left: -80px;
}

.cta-banner__inner h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 900;
  color: white;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.cta-banner__inner p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: 100px 0;
  background: var(--white);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: flex-start;
}

.contact__info .section-title { text-align: left; }
.contact__info > p {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}

.contact-detail {
  display: flex;
  gap: 14px;
  align-items: center;
}

.contact-detail__icon {
  width: 44px;
  height: 44px;
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.contact-detail strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dark);
}

.contact-detail span {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact__social {
  display: flex;
  gap: 12px;
}

.contact__social a {
  width: 40px;
  height: 40px;
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.contact__social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
  transform: translateY(-2px);
}

/* Lead Form */
.contact__form-wrap {
  background: var(--bg-section);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.lead-form { display: flex; flex-direction: column; gap: 20px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--text-dark);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.12);
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}

.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 40px; }

.form-error {
  font-size: 0.78rem;
  color: #ef4444;
  font-weight: 600;
  min-height: 18px;
}

/* Success state */
.form-success {
  text-align: center;
  padding: 48px 24px;
}

.success-icon {
  font-size: 4rem;
  color: #22c55e;
  margin-bottom: 16px;
}

.form-success h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.form-success p {
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #0a1628;
  color: rgba(255,255,255,0.75);
  padding: 72px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__logo .logo-text { color: white; }
.footer__logo .logo-icon { box-shadow: none; }

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 16px 0 24px;
  color: rgba(255,255,255,0.55);
}

.footer__social {
  display: flex;
  gap: 10px;
}

.footer__social a {
  width: 38px;
  height: 38px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.footer__col h4 {
  font-size: 0.85rem;
  font-weight: 800;
  color: white;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}

.footer__col ul li a:hover { color: white; }

.footer__contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
}

.footer__contact-list li i {
  color: var(--accent);
  font-size: 0.85rem;
  width: 16px;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.35);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
[data-animate] {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate="fade-up"] { transform: translateY(40px); }
[data-animate="fade-right"] { transform: translateX(-40px); }
[data-animate="fade-left"] { transform: translateX(40px); }

[data-animate].animated {
  opacity: 1;
  transform: none;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Large desktop */
@media (max-width: 1100px) {
  .services__grid,
  .portfolio__grid { grid-template-columns: repeat(2, 1fr); }

  .testimonial-card { min-width: calc(50% - 14px); }
}

/* Tablet */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__subtitle { max-width: 100%; }
  .hero__actions { justify-content: center; }
  .hero__stats { margin: 0 auto; }
  .hero__visual { display: none; }

  .why-us__inner { grid-template-columns: 1fr; gap: 48px; }
  .why-us__stats { grid-template-columns: repeat(4, 1fr); }

  .contact__inner { grid-template-columns: 1fr; gap: 48px; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
  .navbar__links, .navbar__cta { display: none; }
  .hamburger { display: flex; }

  .services__grid,
  .portfolio__grid { grid-template-columns: 1fr; }

  .why-us__stats { grid-template-columns: 1fr 1fr; }

  .testimonial-card { min-width: 100%; }

  .form-row { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr; gap: 36px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }

  .contact__form-wrap { padding: 28px 20px; }
}

/* Small mobile */
@media (max-width: 480px) {
  :root { --nav-height: 64px; }

  .section-title { font-size: 1.7rem; }

  .hero__title { font-size: 2rem; }
  .hero__stats { flex-direction: column; gap: 16px; width: 100%; }
  .divider { width: 80%; height: 1px; }

  .service-card { padding: 28px 24px; }

  .stat-card { padding: 24px 16px; }
  .stat-card__number { font-size: 2.4rem; }
}