/* =============================================
   AVINASH VERMA PORTFOLIO — STYLESHEET
   Modern Dark Theme | Poppins + Space Mono
   ============================================= */

/* ---- Theme System ---- */
:root,
[data-theme="dark"] {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-card: #13131f;
  --bg-card-hover: #1a1a2e;
  --accent: #32cd32;
  --accent-glow: rgba(50, 205, 50, 0.3);
  --accent-2: #00ffff;
  --text-primary: #e8e8f0;
  --text-secondary: #8888aa;
  --text-muted: #55556a;
  --border: rgba(50, 205, 50, 0.15);
  --border-hover: rgba(50, 205, 50, 0.5);
  --font-main: 'Poppins', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 30px rgba(0,0,0,0.4);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --section-padding: 100px 0;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --accent: #16a34a;
  --accent-glow: rgba(22, 163, 74, 0.25);
  --accent-2: #0284c7;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border: rgba(22, 163, 74, 0.2);
  --border-hover: rgba(22, 163, 74, 0.5);
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
}

html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
  transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease !important;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none; /* Custom cursor */
}

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

/* ---- Custom Scrollbar ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 3px;
}

/* =============================================
   CUSTOM CURSOR
   ============================================= */
.cursor {
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
}

.cursor-follower {
  width: 30px;
  height: 30px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, opacity 0.3s;
  opacity: 0.6;
}

/* =============================================
   LAYOUT UTILITIES
   ============================================= */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding);
  position: relative;
}

/* Alternating section backgrounds */
.about-section,
.skills-section,
.hobbies-section { background: var(--bg-secondary); }

/* =============================================
   SECTION HEADERS
   ============================================= */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
}

.highlight {
  color: var(--accent);
  position: relative;
}

.highlight::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.07);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn:hover::before { opacity: 1; }

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px var(--accent-glow);
}

.btn-outline {
  border: 1.5px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

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

/* =============================================
   NAVIGATION
   ============================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

/* Scrolled state — added via JS */
.navbar.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand container */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Status Pulse Radar Dot */
.nav-status-pulse {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 10px rgba(50, 205, 50, 0.25);
  flex-shrink: 0;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.pulse-ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  opacity: 0.6;
  animation: statusPulse 2.2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes statusPulse {
  0% { transform: scale(0.7); opacity: 0.8; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Logo */
.nav-logo {
  font-family: var(--font-mono), monospace;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  letter-spacing: -0.5px;
  transition: var(--transition);
}

.nav-logo:hover {
  transform: scale(1.04);
}

.logo-bracket {
  color: var(--accent);
  font-weight: 700;
}

.logo-text {
  color: #ffffff;
  font-weight: 800;
  margin: 0 2px;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: #8f8fa8;
  padding: 6px 0;
  transition: color 0.25s ease, font-weight 0.25s ease;
  position: relative;
  letter-spacing: 0.2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; 
  left: 0;
  width: 0; 
  height: 2.5px;
  background: var(--accent);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-glow);
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link.active {
  color: #ffffff;
  font-weight: 700;
}

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

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  z-index: 1001;
}

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

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

/* Animated grid background */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
}

/* Glow orb */
.hero::before {
  content: '';
  position: absolute;
  top: 20%; left: 60%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(50, 205, 50, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* Hero Tag */
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(50, 205, 50, 0.1);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.82rem;
  color: var(--accent);
  font-family: var(--font-mono);
  margin-bottom: 20px;
  animation: fadeInDown 0.6s ease both;
}

.dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(50, 205, 50, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(50, 205, 50, 0); }
}

/* Hero Title */
.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
  animation: fadeInUp 0.7s 0.1s ease both;
}

.hero-role {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  display: block;
  min-height: 2.4rem;
  margin-top: 10px;
}



.hero-description {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 500px;
  margin-bottom: 32px;
  animation: fadeInUp 0.7s 0.2s ease both;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  animation: fadeInUp 0.7s 0.3s ease both;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  animation: fadeInUp 0.7s 0.4s ease both;
}

.social-icon {
  width: 42px; height: 42px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--accent-glow);
}

/* Hero Image */
.hero-image-wrapper {
  display: flex;
  justify-content: center;
  animation: fadeInRight 0.8s 0.2s ease both;
}

.hero-image-frame {
  position: relative;
  width: 320px;
  height: 320px;
}

/* Animated rings */
.ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
}

.ring-1 {
  inset: -20px;
  opacity: 0.2;
  animation: rotate 10s linear infinite;
}

.ring-2 {
  inset: -40px;
  opacity: 0.1;
  border-style: dashed;
  animation: rotate 18s linear infinite reverse;
}

@keyframes rotate {
  to { transform: rotate(360deg); }
}

/* Avatar */
.profile-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
  border: 3px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
  box-shadow: 0 0 60px var(--accent-glow), inset 0 0 40px rgba(50, 205, 50, 0.05);
  position: relative;
  z-index: 2;
  overflow: hidden;
}

/* If using actual image: .profile-avatar img { width:100%; height:100%; object-fit:cover; } */

/* Floating Badges */
.badge {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  z-index: 3;
  backdrop-filter: blur(10px);
  animation: float 4s ease-in-out infinite;
}

.badge i { color: var(--accent); }

.badge-1 { bottom: 20px; left: -30px; animation-delay: 0s; }
.badge-2 { top: 30px; right: -20px; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 1px;
  animation: fadeIn 1s 1s ease both;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { height: 0; opacity: 1; }
  100% { height: 50px; opacity: 0; }
}

/* Entrance Animations */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* =============================================
   PROJECT FILTERS & LENS CURSOR
   ============================================= */
.project-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 30px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.filter-btn.active {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
  box-shadow: 0 4px 20px var(--accent-glow);
  font-weight: 600;
}

/* Custom Cursor Lens & Text State */
.cursor-follower {
  display: flex;
  align-items: center;
  justify-content: center;
}

.cursor-text {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--accent);
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
}

.cursor-follower.cursor-view-lens {
  width: 64px !important;
  height: 64px !important;
  background: rgba(50, 205, 50, 0.12) !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 25px var(--accent-glow) !important;
  backdrop-filter: blur(4px);
}

.cursor-follower.cursor-view-lens .cursor-text {
  opacity: 1;
  transform: scale(1);
}

/* Ripple FX */
.btn-ripple-fx {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: rippleAnim 0.6s linear;
  pointer-events: none;
}

@keyframes rippleAnim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* =============================================
   ABOUT SECTION
   ============================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: start;
}

/* Stat Cards */
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

.stat-card i {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 10px;
  display: block;
}

.stat-card h3 {
  font-size: 1.8rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.stat-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* About Text */
.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-text p strong { color: var(--text-primary); }

.about-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.detail-item i { color: var(--accent); font-size: 0.9rem; flex-shrink: 0; }
.detail-item strong { color: var(--text-primary); }

/* =============================================
   EDUCATION / TIMELINE
   ============================================= */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

/* Vertical line */
.timeline::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  padding-left: 56px;
  margin-bottom: 40px;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: 10px;
  top: 22px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transition: var(--transition);
}

.timeline-item:hover .timeline-dot {
  background: var(--accent);
  transform: scale(1.2);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}

.timeline-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
  transform: translateX(4px);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.timeline-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.timeline-org {
  display: block;
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 3px;
  font-family: var(--font-mono);
}

.timeline-year {
  background: rgba(50, 205, 50, 0.12);
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 4px 14px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-card > p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-tags span {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 3px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
}

/* =============================================
   SKILLS SECTION
   ============================================= */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.skills-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.skills-group-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  font-family: var(--font-mono);
}

.skill-bar-list { display: flex; flex-direction: column; gap: 20px; }

.skill-bar-item {}

.skill-bar-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
}

.skill-percent {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.skill-bar-track {
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  width: 0; /* Animated by JS */
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 4px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.skill-bar-fill::after {
  content: '';
  position: absolute;
  right: 0; top: 0;
  width: 3px; height: 100%;
  background: #fff;
  border-radius: 2px;
  opacity: 0.6;
}

/* Tech Icon Cards */
.tech-icons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.tech-icon-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 90px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition);
}

.tech-icon-card i,
.tech-icon-card .tech-text-icon {
  font-size: 1.8rem;
  color: var(--accent);
  font-weight: 700;
  font-family: var(--font-mono);
}

.tech-icon-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 12px 25px var(--accent-glow);
  color: var(--text-primary);
}

/* =============================================
   PROJECTS SECTION
   ============================================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.project-icon-wrap {
  width: 48px; height: 48px;
  background: rgba(50, 205, 50, 0.12);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--accent);
}

.project-links {
  display: flex;
  gap: 10px;
}

.project-links a {
  width: 34px; height: 34px;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: var(--transition);
}

.project-links a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

.project-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.project-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-tags span {
  background: rgba(50, 205, 50, 0.1);
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 3px 12px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
}

/* =============================================
   HOBBIES SECTION
   ============================================= */
.hobbies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.hobby-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}

.hobby-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

.hobby-icon {
  width: 60px; height: 60px;
  background: rgba(50, 205, 50, 0.1);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
  margin: 0 auto 16px;
  transition: var(--transition);
}

.hobby-card:hover .hobby-icon {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 20px var(--accent-glow);
}

.hobby-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.hobby-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}

.contact-intro {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1rem;
  line-height: 1.8;
}

.contact-detail-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-detail-icon {
  width: 44px; height: 44px;
  background: rgba(50, 205, 50, 0.1);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-detail > div span {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: var(--font-mono);
  margin-bottom: 2px;
}

.contact-detail a,
.contact-detail p {
  color: var(--text-primary);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.3s;
  margin: 0;
}

.contact-detail a:hover { color: var(--accent); }

.contact-socials {
  display: flex;
  gap: 12px;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
  background: var(--bg-secondary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.92rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

/* Success Message */
.form-success {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-primary);
}

.form-success i {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}

.form-success h3 { font-size: 1.3rem; margin-bottom: 8px; }
.form-success p { color: var(--text-secondary); }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-content p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.footer-content p strong { color: var(--text-primary); }

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color 0.3s;
}

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

/* =============================================
   BACK TO TOP BUTTON
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px; height: 44px;
  background: var(--accent);
  color: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 900;
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  box-shadow: 0 4px 15px var(--accent-glow);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--accent-glow);
}

/* =============================================
   SCROLL REVEAL ANIMATION
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* =============================================
   RESPONSIVE — TABLET (≤ 900px)
   ============================================= */
@media (max-width: 900px) {
  :root { --section-padding: 70px 0; }

  /* Hero */
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content { order: 2; }
  .hero-image-wrapper { order: 1; }

  .hero-description { margin: 0 auto 32px; }
  .hero-buttons { justify-content: center; }
  .social-links { justify-content: center; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-stats { grid-template-columns: repeat(4, 1fr); }
  .about-details { grid-template-columns: 1fr; }

  /* Skills */
  .skills-grid { grid-template-columns: 1fr; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* =============================================
   RESPONSIVE — MOBILE (≤ 600px)
   ============================================= */
@media (max-width: 600px) {
  :root { --section-padding: 60px 0; }

  /* Nav */
  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: 0; right: 0;
    width: 260px;
    height: 100vh;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 28px 40px;
    gap: 4px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

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

  .nav-link {
    width: 100%;
    padding: 12px 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--border);
  }

  /* Hero */
  .hero-image-frame { width: 220px; height: 220px; }
  .badge-1, .badge-2 { display: none; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 240px; justify-content: center; }

  /* About */
  .about-stats { grid-template-columns: 1fr 1fr; }

  /* Timeline */
  .timeline-header { flex-direction: column; gap: 8px; }

  /* Footer */
  .footer-content { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }

  /* Custom cursor hidden on touch */
  .cursor, .cursor-follower { display: none; }
  body { cursor: auto; }
  button { cursor: pointer; }
}

/* =============================================
   ✨ VISUAL ENHANCEMENTS
   ============================================= */

/* ---- Hero Ambient Orbs ---- */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
}

.hero-orb-1 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(50, 205, 50, 0.18) 0%, transparent 70%);
  top: 10%;
  left: -8%;
  animation: orbFloat 8s ease-in-out infinite;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 255, 255, 0.12) 0%, transparent 70%);
  bottom: 5%;
  right: 5%;
  animation: orbFloat 10s ease-in-out infinite reverse;
  animation-delay: 3s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -15px) scale(1.05); }
  66% { transform: translate(-10px, 20px) scale(0.97); }
}

/* ---- Navbar Aurora Glow (scrolled) ---- */
.navbar.scrolled {
  box-shadow: 0 1px 40px rgba(50, 205, 50, 0.08);
}

.navbar.scrolled::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 10%;
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.6;
}

/* ---- Nav logo glow pulse on hover ---- */
.nav-logo {
  position: relative;
}
.nav-logo:hover {
  text-shadow: 0 0 20px rgba(50, 205, 50, 0.6);
}

/* ---- Active nav link indicator dot ---- */
.nav-link.active {
  color: var(--accent) !important;
}

/* ---- Hero role text gradient (applied via JS after typing completes) ---- */
/* Note: shimmer applied to .hero-role via JS class .role-shimmer-active */
.role-shimmer-active {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 50%, var(--accent) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmerText 3s linear infinite;
}

@keyframes shimmerText {
  to { background-position: 200% center; }
}


/* ---- Hero "Available" tag — extra shimmer ring ---- */
.hero-tag {
  box-shadow: 0 0 0 4px rgba(50, 205, 50, 0.06);
  animation: fadeInDown 0.6s ease both, tagPulse 3s ease-in-out 1s infinite;
}

@keyframes tagPulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(50, 205, 50, 0.06); }
  50% { box-shadow: 0 0 0 8px rgba(50, 205, 50, 0.12); }
}

/* ---- Profile Avatar inner glow sweep ---- */
.profile-avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 60%, rgba(50, 205, 50, 0.25) 80%, transparent 100%);
  animation: rotate 5s linear infinite;
  z-index: 1;
}

.profile-avatar img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- Section separator glow line ---- */
.section::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  margin: 0 auto;
  border-radius: 2px;
  margin-top: -20px;
  opacity: 0.4;
  filter: blur(2px);
}

/* ---- Stat cards — animated number glow ---- */
.stat-card h3 {
  background: linear-gradient(135deg, var(--text-primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---- Project card shimmer on hover ---- */
.project-card {
  overflow: hidden;
  position: relative;
}

.project-card::before {
  content: '';
  position: absolute;
  top: -100%;
  left: -100%;
  width: 60%;
  height: 200%;
  background: linear-gradient(105deg, transparent 40%, rgba(50, 205, 50, 0.07) 50%, transparent 60%);
  transform: skewX(-15deg);
  transition: left 0.6s ease, top 0.6s ease;
  pointer-events: none;
}

.project-card:hover::before {
  top: -50%;
  left: 140%;
  transition: left 0.8s ease;
}

/* ---- Hobby card icon rotation on hover ---- */
.hobby-card:hover .hobby-icon i {
  animation: iconSpin 0.5s ease;
}

@keyframes iconSpin {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(20deg) scale(1.2); }
  100% { transform: rotate(0deg) scale(1); }
}

/* ---- Tech icon card glow on hover ---- */
.tech-icon-card:hover {
  background: rgba(50, 205, 50, 0.06);
  box-shadow: 0 0 20px rgba(50, 205, 50, 0.2), 0 12px 25px var(--accent-glow);
}

/* ---- Timeline card left accent bar ---- */
.timeline-card {
  border-left: 3px solid transparent;
  background-clip: padding-box;
  position: relative;
}

.timeline-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2), transparent);
  border-radius: 3px 0 0 3px;
  opacity: 0;
  transition: opacity 0.3s;
}

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

/* ---- Contact form wrapper glow border ---- */
.contact-form-wrapper {
  position: relative;
  overflow: hidden;
}

.contact-form-wrapper::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2), var(--accent));
  border-radius: calc(var(--radius-lg) + 2px);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.4s;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
}

.contact-form-wrapper:hover::before { opacity: 0.3; }

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ---- Send button ripple ---- */
#sendBtn {
  position: relative;
  overflow: hidden;
}

#sendBtn::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  width: 0; height: 0;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease, opacity 0.4s ease;
  opacity: 0;
}

#sendBtn:active::after {
  width: 300px;
  height: 300px;
  opacity: 0;
}

/* ---- Footer enhancements ---- */
.footer {
  position: relative;
  overflow: hidden;
}

.footer-glow {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), var(--accent), transparent);
  opacity: 0.6;
}

.footer-bottom {
  text-align: center;
  padding-top: 18px;
  margin-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}

.footer-heart {
  color: #ff6b6b;
  animation: heartbeat 1.4s ease-in-out infinite;
  display: inline-block;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  14% { transform: scale(1.3); }
  28% { transform: scale(1); }
  42% { transform: scale(1.2); }
  70% { transform: scale(1); }
}

.footer-code {
  color: var(--accent);
  font-family: var(--font-mono);
}

/* ---- Scroll reveal — staggered animation ---- */
.stat-card.reveal:nth-child(1) { transition-delay: 0.05s; }
.stat-card.reveal:nth-child(2) { transition-delay: 0.15s; }
.stat-card.reveal:nth-child(3) { transition-delay: 0.25s; }
.stat-card.reveal:nth-child(4) { transition-delay: 0.35s; }

/* ---- Back to top — shimmer border ---- */
.back-to-top {
  background: linear-gradient(135deg, var(--accent), #28a428);
  border: 1px solid rgba(50, 205, 50, 0.4);
}

.back-to-top:hover {
  background: linear-gradient(135deg, #28a428, var(--accent));
}

/* ---- Section headers — animated underline ---- */
.section-title .highlight::after {
  animation: underlineGrow 1s ease 0.5s both;
}

@keyframes underlineGrow {
  from { width: 0; opacity: 0; }
  to { width: 100%; opacity: 1; }
}

/* ---- Social icons — sequential pop-in ---- */
.social-links .social-icon:nth-child(1) { animation-delay: 0.4s; }
.social-links .social-icon:nth-child(2) { animation-delay: 0.55s; }
.social-links .social-icon:nth-child(3) { animation-delay: 0.7s; }
.social-links .social-icon:nth-child(4) { animation-delay: 0.85s; }

/* ---- Skill bar gradient glow ---- */
.skill-bar-fill {
  box-shadow: 0 0 8px rgba(50, 205, 50, 0.4);
}

/* ---- Scrollbar thumb — gradient ---- */
::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--accent), var(--accent-2));
}


/* =============================================
   🌗 LIGHT THEME VARIABLES
   ============================================= */
[data-theme="light"] {
  --bg-primary:      #f4f6fb;
  --bg-secondary:    #eaecf5;
  --bg-card:         #ffffff;
  --bg-card-hover:   #f0f2fa;
  --accent:          #1a8a1a;
  --accent-glow:     rgba(26, 138, 26, 0.25);
  --accent-2:        #0099aa;
  --text-primary:    #111122;
  --text-secondary:  #44445a;
  --text-muted:      #888899;
  --border:          rgba(26, 138, 26, 0.18);
  --border-hover:    rgba(26, 138, 26, 0.5);
}

/* Smooth theme transition on html */
html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
  transition:
    background-color 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    color 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    border-color 0.45s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.45s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* Light mode hero grid */
[data-theme="light"] .hero-grid {
  opacity: 0.5;
}

/* Light mode hero orbs */
[data-theme="light"] .hero-orb-1 {
  background: radial-gradient(circle, rgba(26, 138, 26, 0.12) 0%, transparent 70%);
}
[data-theme="light"] .hero-orb-2 {
  background: radial-gradient(circle, rgba(0, 153, 170, 0.09) 0%, transparent 70%);
}


/* =============================================
   📊 SCROLL PROGRESS BAR
   ============================================= */
.scroll-progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent));
  background-size: 200% auto;
  animation: progressShimmer 2s linear infinite;
  z-index: 9999;
  border-radius: 0 2px 2px 0;
  transition: width 0.1s linear;
}

@keyframes progressShimmer {
  to { background-position: 200% center; }
}


/* =============================================
   🌗 THEME TOGGLE BUTTON
   ============================================= */
.theme-toggle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(50, 205, 50, 0.08);
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer !important;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: rotate(20deg) scale(1.05);
}

.theme-icon-wrap {
  position: relative;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sun-icon, .moon-icon {
  position: absolute;
  font-size: 0.9rem;
  transition: opacity 0.35s, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  color: var(--text-primary);
}

[data-theme="dark"] .sun-icon  { opacity: 0; transform: rotate(90deg) scale(0.5); }
[data-theme="dark"] .moon-icon { opacity: 1; transform: rotate(0deg) scale(1); }
[data-theme="light"] .sun-icon  { opacity: 1; transform: rotate(0deg) scale(1); }
[data-theme="light"] .moon-icon { opacity: 0; transform: rotate(-90deg) scale(0.5); }

.theme-toggle:hover .sun-icon,
.theme-toggle:hover .moon-icon {
  color: #fff;
}


/* =============================================
   🎯 NAV ACTIVE PILL INDICATOR
   ============================================= */
.nav-links {
  position: relative;
}

.nav-active-pill {
  position: absolute;
  bottom: -4px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 1px;
  transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}


/* =============================================
   🖱️ CURSOR — HOVER STATES
   ============================================= */
.cursor.cursor-hover {
  width: 16px;
  height: 16px;
  background: var(--accent-2);
  mix-blend-mode: difference;
}

.cursor-follower.cursor-hover {
  width: 50px;
  height: 50px;
  border-color: var(--accent-2);
  opacity: 0.25;
}

/* Typing caret */
.type-caret {
  color: var(--accent);
  animation: caretBlink 0.85s step-end infinite;
  font-weight: 300;
  margin-left: 2px;
  display: inline;
}

@keyframes caretBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}


/* =============================================
   🎆 PARTICLE CANVAS
   ============================================= */
.hero-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Make hero content sit above canvas */
.hero-container {
  z-index: 2;
}
.hero-grid, .hero-orb, .scroll-indicator {
  z-index: 1;
}


/* =============================================
   🎞️ ADVANCED SCROLL REVEAL ANIMATIONS
   ============================================= */

/* Base hidden state */
.reveal {
  opacity: 0;
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Fade Up */
.reveal-fade-up {
  transform: translateY(36px);
}
.reveal-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade Left (enter from left) */
.reveal-fade-left {
  transform: translateX(-36px);
}
.reveal-fade-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Fade Right (enter from right) */
.reveal-fade-right {
  transform: translateX(36px);
}
.reveal-fade-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale In */
.reveal-scale-in {
  transform: scale(0.88) translateY(20px);
}
.reveal-scale-in.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* Visible baseline for all types */
.reveal.visible {
  opacity: 1;
  transform: none;
}


/* =============================================
   ⏱️ TIMELINE — ANIMATED LINE
   ============================================= */
/* Hide the CSS ::before line when we inject the JS-animated one */
.timeline-line-animated ~ .timeline::before {
  display: none;
}

.timeline-line-animated {
  position: absolute;
  left: 18px;
  top: 0;
  width: 2px;
  height: 0;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2), transparent);
  border-radius: 1px;
  transition: height 1.8s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 0;
}

.timeline-line-animated.animate {
  height: 100%;
}


/* =============================================
   🃏 PROJECT CARDS — 3D LIFT
   ============================================= */
.project-card {
  transform-style: preserve-3d;
  will-change: transform;
}

.project-card:hover {
  transform: translateY(-8px) rotate3d(1, 0.5, 0, 3deg);
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.45),
    0 0 0 1px var(--border-hover),
    0 0 40px var(--accent-glow);
}

/* Project card gradient border reveal */
.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, transparent 40%, rgba(50, 205, 50, 0.06) 60%, transparent 80%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

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


/* =============================================
   📊 SKILL BARS — GLOW PULSE EDGE
   ============================================= */
.skill-bar-fill::before {
  content: '';
  position: absolute;
  right: 0; top: 0;
  width: 4px; height: 100%;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2px;
  filter: blur(2px);
  animation: skillEdgePulse 1.5s ease-in-out infinite;
}

@keyframes skillEdgePulse {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1; box-shadow: 0 0 8px rgba(255, 255, 255, 0.6); }
}


/* =============================================
   🏷️ SECTION HEADER UNDERLINE ANIMATION
   ============================================= */
.section-header .highlight::after {
  width: 0;
}
.section-header.visible .highlight::after {
  width: 100%;
  transition: width 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}


/* =============================================
   🌟 HERO BUTTONS — MAGNETIC RESET SAFETY
   ============================================= */
.btn {
  transition: var(--transition), transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  will-change: transform;
}


/* =============================================
   📱 THEME TOGGLE MOBILE — SHOW BESIDE HAMBURGER
   ============================================= */
@media (max-width: 600px) {
  .theme-toggle {
    width: 36px;
    height: 36px;
  }
  .nav-container {
    gap: 8px;
  }
}


/* =============================================
   ♿ REDUCED MOTION — SAFE FALLBACKS
   ============================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .scroll-progress-bar {
    animation: none;
  }

  .hero-orb,
  .hero-orb-1,
  .hero-orb-2 {
    animation: none;
  }

  .dot { animation: none; }
  .ring-1, .ring-2 { animation: none; }
  .badge { animation: none; }
  .profile-avatar::before { animation: none; }
  .hero-tag { animation: none; box-shadow: none; }
  .timeline-line-animated { height: 100% !important; transition: none; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .type-caret { animation: none; }
}


/* =============================================
   💅 LIGHT THEME — ADDITIONAL OVERRIDES
   ============================================= */
[data-theme="light"] body {
  background: var(--bg-primary);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(244, 246, 251, 0.92);
}

[data-theme="light"] .nav-links {
  background: var(--bg-card);
}

[data-theme="light"] .hero::before {
  background: radial-gradient(circle, rgba(26, 138, 26, 0.08) 0%, transparent 70%);
}

[data-theme="light"] .project-card:hover {
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.12),
    0 0 0 1px var(--border-hover),
    0 0 30px var(--accent-glow);
}

[data-theme="light"] .timeline-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .back-to-top {
  box-shadow: 0 4px 15px var(--accent-glow);
}


/* =============================================
   GSAP ANIMATION SUPPORT STYLES
   ============================================= */

/* ── Allow clip-path on titles ── */
.section-title {
  overflow: visible;
}

/* ── Animated underline (.hl-line injected by JS) ── */
.highlight {
  position: relative;
  display: inline-block;
}

.hl-line {
  display: block;
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
  transform-origin: left center;
  /* scaleX animated by GSAP */
}

/* ── Back-to-top ring pulse ── */
.btt-ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0;
  animation: bttRingPulse 2.2s ease-out infinite;
  pointer-events: none;
}

@keyframes bttRingPulse {
  0%   { transform: scale(1);   opacity: 0.7; }
  100% { transform: scale(1.55); opacity: 0;  }
}

/* ── 3D perspective containers for card tilt ── */
.projects-grid {
  perspective: 1200px;
}

.project-card {
  transform-style: preserve-3d;
}

/* ── Clip-path reveal base state (GSAP sets these dynamically) ── */
.section-header .section-title {
  will-change: transform, opacity, clip-path;
}

/* ── Social icon float (GSAP overrides y position; keep layout stable) ── */
.social-links {
  position: relative;
}

.social-icon {
  display: inline-flex;
  will-change: transform;
}

/* ── Button ripple container ── */
.btn {
  position: relative;
  overflow: hidden;
}

/* ── Smooth will-change hints for GSAP targets ── */
.hero-tag,
.hero-title,
.hero-description,
.hero-buttons,
.hero-image-wrapper,
.stat-card,
.timeline-card,
.skills-group,
.project-card,
.hobby-card,
.contact-info,
.contact-form-wrapper {
  will-change: transform, opacity;
}

/* ── Section parallax layer ── */
.hero-grid {
  will-change: transform;
}

/* ── Tech card hover 3D ── */
.tech-icons {
  perspective: 800px;
}

.tech-icon-card {
  transform-style: preserve-3d;
  will-change: transform;
}

/* ── Hobby card hover ── */
.hobbies-grid {
  perspective: 1000px;
}

/* ── Stat card spring origin ── */
.stat-card {
  transform-origin: center bottom;
}

/* ── GSAP: prevent flash of invisible content before animations run ── */
.hero-tag,
.hero-title,
.hero-description,
.hero-buttons,
.social-links,
.hero-image-wrapper {
  /* GSAP sets opacity:0 at start; ensure no flash on slow devices */
  animation-fill-mode: both;
}

/* ── Mobile: disable 3D tilt (too expensive on touch devices) ── */
@media (hover: none) and (pointer: coarse) {
  .project-card,
  .tech-icon-card {
    transform: none !important;
  }
}

/* ── Section tag text expand animation ── */
.section-tag {
  will-change: opacity, letter-spacing;
  overflow: hidden;
}

/* ── Footer heart pulse ── */
.footer-heart {
  display: inline-block;
  animation: heartBeat 1.4s ease-in-out infinite;
}

@keyframes heartBeat {
  0%, 100% { transform: scale(1);    }
  14%       { transform: scale(1.3); }
  28%       { transform: scale(1);   }
  42%       { transform: scale(1.2); }
  70%       { transform: scale(1);   }
}

/* ── Scroll-triggered parallax: prevent layout shift ── */
.hero-image-frame {
  will-change: transform;
}

/* ── Reduced motion: override GSAP inline styles ── */
@media (prefers-reduced-motion: reduce) {
  .hl-line      { transform: scaleX(1) !important; }
  .btt-ring     { animation: none !important; }
  .footer-heart { animation: none !important; }
  .btn-ripple-fx { display: none !important; }

  .hero-tag,
  .hero-title,
  .hero-description,
  .hero-buttons,
  .social-links,
  .hero-image-wrapper,
  .stat-card,
  .timeline-card,
  .skills-group,
  .project-card,
  .hobby-card,
  .contact-info,
  .contact-form-wrapper,
  .section-title,
  .section-tag,
  .footer-content,
  .footer-bottom,
  .skill-bar-item,
  .tech-icon-card,
  .hobby-card,
  .contact-detail {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    clip-path: none !important;
  }
}