/* ===================================================================
   SIRUTA — Student Portfolio  |  Design System & Styles
   =================================================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ---------- Custom Properties (Design Tokens) ---------- */
:root {
  /* colour palette */
  --clr-bg-primary:    #0a0a1a;
  --clr-bg-secondary:  #111128;
  --clr-bg-card:       rgba(255, 255, 255, 0.04);
  --clr-bg-card-hover: rgba(255, 255, 255, 0.08);
  --clr-surface:       #1a1a3e;
  --clr-border:        rgba(255, 255, 255, 0.08);
  --clr-border-hover:  rgba(139, 92, 246, 0.4);

  --clr-text-primary:   #f0f0f5;
  --clr-text-secondary: #a0a0c0;
  --clr-text-muted:     #6b6b90;

  --clr-accent:        #8b5cf6;
  --clr-accent-light:  #a78bfa;
  --clr-accent-glow:   rgba(139, 92, 246, 0.35);
  --clr-accent2:       #06b6d4;
  --clr-accent2-glow:  rgba(6, 182, 212, 0.3);
  --clr-gradient:      linear-gradient(135deg, #8b5cf6, #06b6d4);
  --clr-gradient-text: linear-gradient(135deg, #a78bfa, #22d3ee);

  /* typography */
  --ff-heading: 'Space Grotesk', sans-serif;
  --ff-body:    'Inter', sans-serif;

  /* spacing */
  --sp-xs:  0.25rem;
  --sp-sm:  0.5rem;
  --sp-md:  1rem;
  --sp-lg:  1.5rem;
  --sp-xl:  2.5rem;
  --sp-2xl: 4rem;
  --sp-3xl: 6rem;

  /* radii */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-full: 50%;

  /* shadows */
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px var(--clr-accent-glow);

  /* transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* layout */
  --max-width: 1200px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

body {
  font-family: var(--ff-body);
  background-color: var(--clr-bg-primary);
  color: var(--clr-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* ---------- Utility ---------- */
.container {
  width: min(90%, var(--max-width));
  margin-inline: auto;
}

.section {
  padding: var(--sp-3xl) 0;
  position: relative;
}

.section-label {
  font-family: var(--ff-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--clr-accent);
  margin-bottom: var(--sp-sm);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.section-label::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 2px;
}

.section-title {
  font-family: var(--ff-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--sp-lg);
}

.gradient-text {
  background: var(--clr-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 0.8rem 1.8rem;
  font-family: var(--ff-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--clr-gradient);
  color: #fff;
  box-shadow: 0 4px 20px var(--clr-accent-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--clr-accent-glow);
}

.btn-outline {
  background: transparent;
  color: var(--clr-text-primary);
  border: 1.5px solid var(--clr-border);
}

.btn-outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent-light);
  background: rgba(139, 92, 246, 0.06);
}

/* ---------- Animated background particles ---------- */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ---------- NAVIGATION ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  z-index: 1000;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 10, 26, 0.7);
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 10, 26, 0.92);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(90%, var(--max-width));
  margin-inline: auto;
}

.nav-logo {
  font-family: var(--ff-heading);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--clr-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: var(--sp-xl);
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  transition: var(--transition-fast);
  position: relative;
  padding-bottom: 4px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-gradient);
  border-radius: 2px;
  transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
  color: var(--clr-text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ---------- HERO SECTION ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--nav-height);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--clr-accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: pulse-glow 6s ease-in-out infinite alternate;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--clr-accent2-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: pulse-glow 8s ease-in-out 2s infinite alternate;
}

@keyframes pulse-glow {
  from { opacity: 0.3; transform: scale(1); }
  to   { opacity: 0.6; transform: scale(1.15); }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  max-width: 560px;
}

.hero-greeting {
  font-family: var(--ff-heading);
  font-size: 1.1rem;
  color: var(--clr-accent);
  margin-bottom: var(--sp-md);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.hero-greeting .wave {
  display: inline-block;
  animation: wave 2.5s ease-in-out infinite;
  transform-origin: 70% 70%;
  font-size: 1.6rem;
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  10%      { transform: rotate(14deg); }
  20%      { transform: rotate(-8deg); }
  30%      { transform: rotate(14deg); }
  40%      { transform: rotate(-4deg); }
  50%      { transform: rotate(10deg); }
  60%      { transform: rotate(0deg); }
}

.hero-name {
  font-family: var(--ff-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--sp-md);
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--clr-text-secondary);
  margin-bottom: var(--sp-xl);
  max-width: 440px;
}

/* Typewriter cursor */
.typewriter-cursor {
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background: var(--clr-accent);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.8s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-cta {
  display: flex;
  gap: var(--sp-md);
  flex-wrap: wrap;
}

.hero-image-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-image-ring {
  width: 360px;
  height: 360px;
  border-radius: var(--radius-full);
  padding: 6px;
  background: var(--clr-gradient);
  position: relative;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-16px); }
}

.hero-image-ring img {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  object-fit: cover;
  display: block;
}

/* Floating badges around the profile image */
.floating-badge {
  position: absolute;
  background: var(--clr-bg-secondary);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--sp-sm) var(--sp-md);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-text-primary);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
  animation: badge-float 5s ease-in-out infinite;
  white-space: nowrap;
}

.floating-badge:nth-child(2) { top: 10%; right: -10%; animation-delay: 0s; }
.floating-badge:nth-child(3) { bottom: 20%; left: -12%; animation-delay: 1.5s; }
.floating-badge:nth-child(4) { bottom: 5%; right: 0; animation-delay: 3s; }

@keyframes badge-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-sm);
  color: var(--clr-text-muted);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 1;
}

.scroll-indicator .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--clr-text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator .mouse::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--clr-accent);
  border-radius: 4px;
  animation: scroll-anim 2s ease-in-out infinite;
}

@keyframes scroll-anim {
  0%   { top: 6px; opacity: 1; }
  100% { top: 22px; opacity: 0; }
}

/* ---------- ABOUT SECTION ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--sp-3xl);
  align-items: start;
}

.about-image-area {
  position: relative;
}

.about-image-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-card);
  position: relative;
}

.about-image-card img {
  width: 100%;
  height: auto;
  display: block;
}

.about-image-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, var(--clr-bg-primary));
  pointer-events: none;
}

.experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--clr-gradient);
  color: #fff;
  padding: var(--sp-lg);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-glow);
}

.experience-badge .number {
  font-family: var(--ff-heading);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.experience-badge .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

.about-description {
  color: var(--clr-text-secondary);
  font-size: 1.05rem;
  margin-bottom: var(--sp-xl);
}

/* Stats row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
}

.stat-item {
  text-align: center;
  padding: var(--sp-lg);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.stat-item:hover {
  border-color: var(--clr-border-hover);
  background: var(--clr-bg-card-hover);
  transform: translateY(-4px);
}

.stat-number {
  font-family: var(--ff-heading);
  font-size: 2rem;
  font-weight: 700;
  background: var(--clr-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- SKILLS SECTION ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--sp-md);
  margin-top: var(--sp-xl);
}

.skill-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--sp-lg);
  text-align: center;
  transition: var(--transition-normal);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--clr-gradient);
  transform: scaleX(0);
  transition: var(--transition-normal);
}

.skill-card:hover {
  border-color: var(--clr-border-hover);
  background: var(--clr-bg-card-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.skill-card:hover::before {
  transform: scaleX(1);
}

.skill-icon {
  font-size: 2.2rem;
  margin-bottom: var(--sp-sm);
}

.skill-name {
  font-family: var(--ff-heading);
  font-weight: 600;
  font-size: 0.9rem;
}

.skill-level {
  font-size: 0.7rem;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: var(--sp-xs);
}

/* ---------- PORTFOLIO / PROJECTS ---------- */
.projects-filter {
  display: flex;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  font-family: var(--ff-body);
  font-size: 0.85rem;
  font-weight: 500;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: 50px;
  color: var(--clr-text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--sp-lg);
}

.project-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
}

.project-card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
}

.project-image {
  position: relative;
  overflow: hidden;
  height: 220px;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.project-card:hover .project-image img {
  transform: scale(1.08);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 26, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-md);
  opacity: 0;
  transition: var(--transition-normal);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-overlay a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--clr-accent);
  color: #fff;
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.project-overlay a:hover {
  background: var(--clr-accent-light);
  transform: scale(1.1);
}

.project-info {
  padding: var(--sp-lg);
}

.project-tags {
  display: flex;
  gap: var(--sp-sm);
  flex-wrap: wrap;
  margin-bottom: var(--sp-sm);
}

.project-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--clr-accent);
  background: rgba(139, 92, 246, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
}

.project-title {
  font-family: var(--ff-heading);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--sp-xs);
}

.project-desc {
  font-size: 0.9rem;
  color: var(--clr-text-secondary);
}

/* ---------- CONTACT SECTION ---------- */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--sp-3xl);
  align-items: start;
}

.contact-info-list {
  margin-top: var(--sp-xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-lg);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-md);
}

.contact-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  font-size: 1.2rem;
  color: var(--clr-accent);
}

.contact-info-item h4 {
  font-family: var(--ff-heading);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-info-item p {
  font-size: 0.9rem;
  color: var(--clr-text-secondary);
}

.social-links {
  display: flex;
  gap: var(--sp-md);
  margin-top: var(--sp-xl);
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-secondary);
  font-size: 1.2rem;
  transition: var(--transition-normal);
}

.social-link:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-4px);
  box-shadow: 0 4px 20px var(--clr-accent-glow);
}

/* Contact form */
.contact-form {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-xl);
}

.form-group {
  margin-bottom: var(--sp-lg);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text-secondary);
  margin-bottom: var(--sp-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--clr-bg-secondary);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text-primary);
  font-family: var(--ff-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
}

.form-submit-btn {
  width: 100%;
  justify-content: center;
}

/* ---------- FOOTER ---------- */
.footer {
  border-top: 1px solid var(--clr-border);
  padding: var(--sp-xl) 0;
  text-align: center;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-md);
}

.footer p {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
}

.footer .footer-links {
  display: flex;
  gap: var(--sp-lg);
}

.footer .footer-links a {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  transition: var(--transition-fast);
}

.footer .footer-links a:hover {
  color: var(--clr-accent);
}

/* ---------- SCROLL REVEAL ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Back-to-Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--clr-gradient);
  color: #fff;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition-normal);
  box-shadow: var(--shadow-glow);
  z-index: 999;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text {
    max-width: 100%;
  }

  .hero-tagline {
    max-width: 100%;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-image-ring {
    width: 280px;
    height: 280px;
  }

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

  .about-image-area {
    max-width: 400px;
    margin-inline: auto;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 10, 26, 0.96);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    padding: var(--sp-xl) 0;
    gap: var(--sp-lg);
    transform: translateY(-120%);
    transition: var(--transition-normal);
    border-bottom: 1px solid var(--clr-border);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: flex;
  }

  .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);
  }

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

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

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

  .hero-image-ring {
    width: 220px;
    height: 220px;
  }

  .floating-badge {
    display: none;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section {
    padding: var(--sp-2xl) 0;
  }

  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}