/* ============================================
   PRIYANKA EPPALAPALLI — Luxury Portfolio Theme
   Deep Navy · Royal Purple · Silver · White
   ============================================ */

:root {
  --navy: #0B0D2E;
  --navy-light: #12143D;
  --navy-lighter: #1A1D4E;
  --purple: #7C3AED;
  --purple-light: #8B5CF6;
  --purple-dark: #5B21B6;
  --purple-glow: rgba(124, 58, 237, 0.35);
  --silver: #A0A0B8;
  --silver-light: #C8C8D8;
  --white: #FFFFFF;
  --white-soft: #F8F8FC;
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.25);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --font-display: 'Playfair Display', serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --max-width: 1200px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--silver-light);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

::selection { background: var(--purple); color: white; }

/* Loader */
#loader {
  position: fixed; inset: 0;
  background: var(--navy);
  display: flex; align-items: center; justify-content: center;
  z-index: 99999;
  transition: opacity 0.6s, visibility 0.6s;
}
#loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-ring {
  width: 48px; height: 48px;
  border: 3px solid rgba(255,255,255,0.05);
  border-top-color: var(--purple);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(11, 13, 46, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 10px 0;
}
.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-mark {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: white;
  letter-spacing: 1px;
}
.logo-text {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--white);
  font-weight: 600;
}
.logo-accent { color: var(--purple-light); }

.nav-links {
  display: flex;
  gap: 32px;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--silver);
  letter-spacing: 0.3px;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute; bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--purple-light);
  transition: width var(--transition);
}
.nav-link:hover { color: var(--white); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--white); }
.nav-link.active::after { width: 100%; }

.nav-cta {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  color: white;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--purple-glow);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--silver-light);
  transition: var(--transition);
  border-radius: 2px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 60px;
}

.hero-canvas {
  position: absolute; inset: 0;
  z-index: 0;
}

.hero-bg-shapes {
  position: absolute; inset: 0;
  z-index: 0;
  overflow: hidden;
}
.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: floatShape 20s ease-in-out infinite;
}
.shape-1 {
  width: 600px; height: 600px;
  background: var(--purple);
  top: -200px; right: -200px;
  opacity: 0.15;
}
.shape-2 {
  width: 400px; height: 400px;
  background: #2563EB;
  bottom: -150px; left: -100px;
  opacity: 0.1;
  animation-delay: -7s;
}
.shape-3 {
  width: 300px; height: 300px;
  background: var(--purple-light);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.08;
  animation-delay: -14s;
}

@keyframes floatShape {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 32px;
  background: rgba(255,255,255,0.03);
  animation: fadeInUp 0.8s ease;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 7vw, 84px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.15s both;
}
.gradient-text {
  background: linear-gradient(135deg, var(--purple-light), #A78BFA, var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(16px, 2vw, 22px);
  color: var(--silver);
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease 0.3s both;
}
.highlight-text {
  color: var(--white);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.45s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  color: white;
  box-shadow: 0 4px 20px var(--purple-glow);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px var(--purple-glow);
}
.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-secondary:hover {
  border-color: var(--purple-light);
  background: rgba(124, 58, 237, 0.1);
  transform: translateY(-3px);
}
.btn-large {
  padding: 18px 40px;
  font-size: 16px;
}

.hero-social {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 36px;
  animation: fadeInUp 0.8s ease 0.6s both;
}
.social-link {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--silver);
  transition: var(--transition);
}
.social-link:hover {
  border-color: var(--purple-light);
  color: var(--purple-light);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--purple-glow);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--silver);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: fadeInUp 0.8s ease 0.8s both;
}
.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid var(--silver);
  border-bottom: 2px solid var(--silver);
  transform: rotate(45deg);
  animation: bounceArrow 2s infinite;
}
@keyframes bounceArrow {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 1; }
  50% { transform: rotate(45deg) translate(4px, 4px); opacity: 0.5; }
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats {
  padding: 60px 0;
  background: linear-gradient(180deg, transparent, rgba(124,58,237,0.03), transparent);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  position: relative;
}
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute; right: 0; top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, transparent, var(--purple-glow), transparent);
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
.stat-plus {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  color: var(--purple-light);
  margin-left: 2px;
}
.stat-label {
  display: block;
  font-size: 13px;
  color: var(--silver);
  margin-top: 8px;
  letter-spacing: 0.5px;
}

/* ============================================
   SECTION COMMON
   ============================================ */
.section {
  padding: 100px 0;
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-divider {
  width: 60px; height: 2px;
  background: linear-gradient(90deg, var(--purple), transparent);
  margin: 0 auto;
  border-radius: 2px;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-lead {
  font-size: 18px;
  color: var(--white);
  line-height: 1.8;
  margin-bottom: 20px;
  font-weight: 400;
}
.about-text p {
  margin-bottom: 16px;
  font-size: 15px;
}
.about-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.about-certs span {
  padding: 6px 16px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: 50px;
  font-size: 12px;
  color: var(--purple-light);
  font-weight: 500;
}

.about-image-wrapper {
  position: relative;
  max-width: 420px;
  margin: 0 auto;
}
.about-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  display: block;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.about-image:hover {
  transform: scale(1.02);
  box-shadow: 0 30px 80px rgba(124,58,237,0.2);
}
.about-image-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.2;
}
.about-image-badge-number {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
}
.about-image-badge-label {
  font-size: 12px;
  color: var(--silver);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ============================================
   EXPERTISE SECTION
   ============================================ */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.expertise-wide {
  grid-column: span 2;
  grid-column-end: -1;
}
.expertise-card {
  padding: 32px 28px;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: default;
}
.expertise-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.expertise-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(124,58,237,0.05));
  border: 1px solid rgba(124,58,237,0.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--purple-light);
  margin-bottom: 20px;
  transition: var(--transition);
}
.expertise-card:hover .expertise-icon {
  background: linear-gradient(135deg, rgba(124,58,237,0.25), rgba(124,58,237,0.1));
  border-color: rgba(124,58,237,0.3);
  box-shadow: 0 0 30px var(--purple-glow);
}
.expertise-card h3 {
  font-size: 18px;
  color: var(--white);
  margin-bottom: 12px;
  font-weight: 600;
}
.expertise-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

/* ============================================
   CERTIFICATIONS SECTION
   ============================================ */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cert-card {
  padding: 28px 24px;
  border-radius: var(--radius);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}
.cert-badge {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(124,58,237,0.05));
  border: 1px solid rgba(124,58,237,0.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--purple-light);
  margin: 0 auto 16px;
  transition: var(--transition);
}
.cert-card:hover .cert-badge {
  background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(124,58,237,0.1));
  box-shadow: 0 0 25px var(--purple-glow);
}
.cert-card h4 {
  font-size: 15px;
  color: var(--white);
  margin-bottom: 6px;
  font-weight: 600;
}
.cert-card p {
  font-size: 13px;
  color: var(--silver);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.project-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 10px 28px;
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  background: transparent;
  color: var(--silver);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover {
  border-color: var(--purple-light);
  color: var(--white);
}
.filter-btn.active {
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 20px var(--purple-glow);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.project-card {
  padding: 28px 24px;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition), opacity 0.4s;
  cursor: default;
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.project-card.hidden {
  display: none;
}
.project-card-header {
  margin-bottom: 14px;
}
.project-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  color: #60A5FA;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.project-tag--private {
  background: rgba(124, 58, 237, 0.15);
  border-color: rgba(124, 58, 237, 0.2);
  color: var(--purple-light);
}
.project-card h3 {
  font-size: 17px;
  color: var(--white);
  font-weight: 600;
  line-height: 1.3;
}
.project-card > p {
  font-size: 13.5px;
  color: var(--silver);
  line-height: 1.7;
  margin-bottom: 16px;
}
.project-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--glass-border);
}
.project-metrics span {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  color: var(--silver-light);
  letter-spacing: 0.3px;
}

.projects-cta {
  text-align: center;
  margin-top: 48px;
  padding: 40px;
  border-radius: var(--radius);
  background: rgba(124,58,237,0.05);
  border: 1px solid rgba(124,58,237,0.1);
}
.projects-cta p {
  font-size: 16px;
  color: var(--silver);
  margin-bottom: 24px;
}
.projects-cta strong { color: var(--white); }

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testimonial-card {
  padding: 32px 28px;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}
.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 20px;
  color: #eab308;
}
.testimonial-card > p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
  margin-bottom: 24px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--glass-border);
}
.ta-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  font-weight: 600;
  color: white;
  flex-shrink: 0;
}
.testimonial-author strong {
  display: block;
  font-size: 14px;
  color: var(--white);
  font-weight: 600;
}
.testimonial-author span {
  font-size: 12px;
  color: var(--silver);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding-bottom: 60px;
}
.contact-card {
  max-width: 700px;
  margin: 0 auto;
  padding: 60px 48px;
  border-radius: var(--radius-lg);
  text-align: center;
}
.contact-text {
  font-size: 16px;
  color: var(--silver);
  max-width: 540px;
  margin: 0 auto 32px;
  line-height: 1.8;
}
.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.contact-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 13px;
  color: var(--silver);
}
.contact-social-links {
  display: flex;
  gap: 10px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--glass-border);
}
.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-brand .logo-mark {
  width: 36px; height: 36px;
  font-size: 12px;
}
.footer-brand p {
  font-size: 13px;
  color: var(--silver);
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 13px;
  color: var(--silver);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--purple-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
  font-size: 12px;
  color: var(--silver);
  opacity: 0.7;
}

/* ============================================
   GLASSMORPHISM UTILITY
   ============================================ */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px var(--glass-shadow);
}

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .expertise-wide { grid-column: span 2; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(11, 13, 46, 0.95);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--glass-border);
  }
  .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .stat-item:not(:last-child)::after { display: none; }
  .stat-item:nth-child(2)::after { display: none; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }

  .expertise-grid { grid-template-columns: 1fr; }
  .expertise-wide { grid-column: span 1; }

  .certs-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }

  .section { padding: 60px 0; }
  .hero { min-height: 80vh; padding: 100px 24px 40px; }

  .footer-content { flex-direction: column; gap: 20px; text-align: center; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }

  .contact-card { padding: 40px 24px; }
  .contact-btn { font-size: 14px; padding: 14px 24px; }

  .project-filters { flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-title { font-size: 36px; }
  .hero-badge { font-size: 10px; padding: 6px 14px; }
  .stats-grid { gap: 24px; }
  .projects-cta { padding: 24px 16px; }
}