/* =============================================
   PORTFOLIO — DARK MODE STYLESHEET
   Full Stack Developer Portfolio
   ============================================= */

/* ── CSS CUSTOM PROPERTIES ── */
:root {
  --bg-primary:     #0a0a0f;
  --bg-secondary:   #0f0f1a;
  --bg-card:        #111120;
  --bg-card-hover:  #161628;
  --bg-nav:         rgba(10, 10, 15, 0.95);

  --neon-blue:      #00d4ff;
  --neon-purple:    #a855f7;
  --neon-blue-dim:  rgba(0, 212, 255, 0.15);
  --neon-purple-dim:rgba(168, 85, 247, 0.15);
  --neon-glow-blue: 0 0 10px #00d4ff, 0 0 30px rgba(0,212,255,0.4), 0 0 60px rgba(0,212,255,0.2);
  --neon-glow-purple:0 0 10px #a855f7, 0 0 30px rgba(168,85,247,0.4), 0 0 60px rgba(168,85,247,0.2);

  --text-primary:   #f0f0ff;
  --text-secondary: #a0a0c0;
  --text-muted:     #606080;

  --border-subtle:  rgba(255,255,255,0.06);
  --border-glow:    rgba(0, 212, 255, 0.3);

  --font-main:      'Inter', sans-serif;
  --font-display:   'Orbitron', monospace;
  --font-mono:      'JetBrains Mono', monospace;

  --radius-sm:      8px;
  --radius-md:      16px;
  --radius-lg:      24px;
  --radius-xl:      32px;

  --transition:     all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:all 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  --section-pad:    120px 0;
  --container-max:  1280px;
}

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── SECTION HEADERS ── */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-blue);
  letter-spacing: 3px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.highlight {
  color: var(--neon-blue);
  text-shadow: var(--neon-glow-blue);
}

.section-line {
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  margin: 0 auto;
  border-radius: 2px;
  box-shadow: var(--neon-glow-blue);
}

.section-sub {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-top: 16px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,0.1), rgba(168,85,247,0.1));
  opacity: 0;
  transition: var(--transition);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  color: var(--bg-primary);
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(0,212,255,0.5), var(--neon-glow-blue);
}

.btn-outline {
  background: transparent;
  color: var(--neon-blue);
  border-color: var(--neon-blue);
}

.btn-outline:hover {
  background: var(--neon-blue-dim);
  transform: translateY(-3px);
  box-shadow: var(--neon-glow-blue);
}

/* =============================================
   NAVIGATION
   ============================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 40px;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 12px 40px;
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
  border-bottom-color: rgba(0,212,255,0.15);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  cursor: pointer;
  letter-spacing: 1px;
}

.logo-bracket { color: var(--neon-blue); text-shadow: var(--neon-glow-blue); }
.logo-text { color: var(--text-primary); margin: 0 4px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: var(--neon-blue);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links a:hover { color: var(--neon-blue); }
.nav-links a:hover::after { transform: translateX(-50%) scaleX(1); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--neon-blue);
  border-radius: 2px;
  transition: var(--transition);
}

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

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 64px;
  max-width: var(--container-max);
  width: 100%;
  padding: 0 40px;
}

.hero-title-wrapper {
  flex: 1;
  max-width: 680px;
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--neon-blue);
  letter-spacing: 3px;
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeSlideUp 0.8s forwards 0.3s;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: 2px;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeSlideUp 0.8s forwards 0.5s;
}

.name-text {
  display: block;
  color: var(--text-primary);
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  text-shadow: 0 0 40px rgba(0,212,255,0.3);
}

.divider-bar {
  color: var(--neon-blue);
  font-size: 1.5rem;
}

.role-text {
  display: block;
  font-size: clamp(1rem, 2.5vw, 1.8rem);
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 8px;
}

/* Glitch effect */
.glitch {
  position: relative;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: inherit;
  font-weight: 900;
}

.glitch::before {
  color: var(--neon-blue);
  clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
  animation: glitch-top 3s infinite linear;
}

.glitch::after {
  color: var(--neon-purple);
  clip-path: polygon(0 66%, 100% 66%, 100% 100%, 0 100%);
  animation: glitch-bottom 3s infinite linear;
}

@keyframes glitch-top {
  0%, 90%, 100% { transform: none; opacity: 0; }
  91% { transform: translateX(-3px); opacity: 1; }
  93% { transform: translateX(3px); opacity: 1; }
  95% { transform: none; opacity: 0; }
}

@keyframes glitch-bottom {
  0%, 92%, 100% { transform: none; opacity: 0; }
  93% { transform: translateX(3px); opacity: 1; }
  95% { transform: translateX(-3px); opacity: 1; }
  97% { transform: none; opacity: 0; }
}

.hero-stack-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeSlideUp 0.8s forwards 0.7s;
}

.badge {
  padding: 6px 16px;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
}

.badge.mean {
  background: rgba(0,212,255,0.12);
  border: 1px solid rgba(0,212,255,0.5);
  color: var(--neon-blue);
  box-shadow: 0 0 10px rgba(0,212,255,0.2);
}

.badge.dotnet {
  background: rgba(168,85,247,0.12);
  border: 1px solid rgba(168,85,247,0.5);
  color: var(--neon-purple);
  box-shadow: 0 0 10px rgba(168,85,247,0.2);
}

.badge-amp { color: var(--text-muted); font-size: 0.9rem; }

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeSlideUp 0.8s forwards 0.9s;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeSlideUp 0.8s forwards 1.1s;
 

}

.btn-primary {
  background: var(--neon-blue);
  color: var(--bg-primary);
  border: none;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3); 
  transition: var(--transition);
}

.btn-primary:hover {
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.6); 
  transform: translateY(-2px);
}


.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.btn-outline:hover {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
  box-shadow: 0 0 20px rgba(188, 19, 254, 0.3); 
  transform: translateY(-2px);
}

/* Photo section */
.hero-photo-wrapper {
  position: relative;
  width: 300px;
  height: 300px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeIn 1s forwards 1.3s;
}

.photo-outer-ring {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(var(--bg-primary), var(--bg-primary)) padding-box,
              linear-gradient(135deg, var(--neon-blue), transparent, var(--neon-purple)) border-box;
  animation: rotateSlow 8s linear infinite;
}

.photo-inner-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(0,212,255,0.3);
  animation: rotateSlow 5s linear infinite reverse;
}

.photo-frame {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-card);
  border: 3px solid rgba(0,212,255,0.4);
  box-shadow: 0 0 30px rgba(0,212,255,0.3), inset 0 0 30px rgba(0,212,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover; 
  display: block;
  
  animation: floatImage 4s ease-in-out infinite;

  filter: grayscale(20%);
}

.photo-frame img[src=""] {
  display: none;
}


.photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.8rem;
}


@keyframes floatImage {
  0%, 100% { transform: translateY(0) scale(1.05); }
  50% { transform: translateY(-10px) scale(1); }
}

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}
/* Orbit dots */
.orbit-dot {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--neon-blue);
  box-shadow: var(--neon-glow-blue);
}

.orbit-dot-1 { animation: orbitDot1 6s linear infinite; }
.orbit-dot-2 { animation: orbitDot2 9s linear infinite; background: var(--neon-purple); box-shadow: var(--neon-glow-purple); }
.orbit-dot-3 { animation: orbitDot3 12s linear infinite; width: 6px; height: 6px; }

@keyframes orbitDot1 {
  0% { transform: rotate(0deg) translateX(160px) rotate(0deg); }
  100% { transform: rotate(360deg) translateX(160px) rotate(-360deg); }
}

@keyframes orbitDot2 {
  0% { transform: rotate(120deg) translateX(175px) rotate(-120deg); }
  100% { transform: rotate(480deg) translateX(175px) rotate(-480deg); }
}

@keyframes orbitDot3 {
  0% { transform: rotate(240deg) translateX(190px) rotate(-240deg); }
  100% { transform: rotate(600deg) translateX(190px) rotate(-600deg); }
}

/* Pulse rings */
.pulse-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(0,212,255,0.4);
  animation: pulseRingAnim 3s ease-out infinite;
}

.pulse-ring-1 { width: 310px; height: 310px; animation-delay: 0s; }
.pulse-ring-2 { width: 340px; height: 340px; animation-delay: 1.5s; }

@keyframes pulseRingAnim {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.2); opacity: 0; }
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  animation: fadeIn 1s forwards 2s, bounce 2s ease-in-out infinite 2s;
  opacity: 0;
}

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

@keyframes scrollLinePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

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

/* =============================================
   ABOUT SECTION
   ============================================= */
.about { padding: var(--section-pad); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 40px;
  align-items: start;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.about-card:hover {
  border-color: rgba(0,212,255,0.2);
  transform: translateY(-4px);
}

.card-glow {
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at center, rgba(0,212,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.about-quote-mark {
  font-family: Georgia, serif;
  font-size: 5rem;
  line-height: 0;
  color: var(--neon-blue);
  opacity: 0.4;
  margin-bottom: 24px;
  display: block;
}

.close-quote {
  text-align: right;
  margin-top: 16px;
  margin-bottom: 0;
}

.about-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 20px;
}

.about-text-closing {
  color: var(--text-primary);
  font-style: italic;
  border-left: 3px solid var(--neon-blue);
  padding-left: 20px;
}

/* Stats */
.about-stats {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--neon-blue), var(--neon-purple));
  border-radius: 0 2px 2px 0;
}

.stat-card:hover {
  border-color: rgba(0,212,255,0.25);
  transform: translateX(6px);
  background: var(--bg-card-hover);
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--neon-blue-dim);
  border: 1px solid rgba(0,212,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--neon-blue);
  text-shadow: var(--neon-glow-blue);
  line-height: 1;
}

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

/* Terminal */
.about-terminal {
  background: #080810;
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 8px;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.t-dot.red    { background: #ff5f57; }
.t-dot.yellow { background: #ffbd2e; }
.t-dot.green  { background: #28ca41; }

.t-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: auto;
  margin-right: auto;
  padding-right: 26px;
}

.terminal-body {
  padding: 16px 20px;
  min-height: 56px;
}

.terminal-body p {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #4ade80;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.t-prompt { color: var(--neon-blue); }
.t-cmd    { color: #4ade80; word-break: break-all; }

.t-cursor {
  display: inline-block;
  color: var(--neon-blue);
  animation: blink 1s step-end infinite;
  font-weight: 100;
}

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

/* =============================================
   EDUCATION SECTION
   ============================================= */
.education {
  padding: var(--section-pad);
  background: var(--bg-secondary);
}

.education-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  display: flex;
  align-items: center;
  gap: 40px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.education-card:hover {
  border-color: rgba(0,212,255,0.3);
  box-shadow: 0 0 40px rgba(0,212,255,0.08);
  transform: translateY(-4px);
}

.edu-glow-line {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple), var(--neon-blue));
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.edu-icon-wrap {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-blue-dim), var(--neon-purple-dim));
  border: 2px solid rgba(0,212,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--neon-blue);
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(0,212,255,0.2);
}

.edu-content { flex: 1; }

.edu-degree {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.edu-faculty {
  font-size: 1rem;
  color: var(--neon-blue);
  margin-bottom: 4px;
}

.edu-university {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.edu-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.edu-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 14px;
  border-radius: 20px;
  font-weight: 600;
}

.edu-status.ongoing {
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.4);
  color: #4ade80;
}

.edu-status.ongoing i {
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.edu-badge {
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0,212,255,0.3);
}

/* =============================================
   SKILLS SECTION
   ============================================= */
.skills {
  padding: var(--section-pad);
  position: relative;
  overflow: hidden;
}

.skills::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 50%, rgba(0,212,255,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(168,85,247,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.skills-network-wrapper {
  position: relative;
  margin-bottom: 64px;
}

#skillsCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

.skills-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.skill-category::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.skill-category.backend::before  { background: linear-gradient(90deg, var(--neon-blue), transparent); }
.skill-category.database::before { background: linear-gradient(90deg, var(--neon-purple), transparent); }
.skill-category.frontend::before { background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple)); }

.skill-category:hover {
  border-color: rgba(0,212,255,0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}

.cat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.cat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--neon-blue-dim);
  border: 1px solid rgba(0,212,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  font-size: 1rem;
}

.skill-category.database .cat-icon {
  background: var(--neon-purple-dim);
  border-color: rgba(168,85,247,0.2);
  color: var(--neon-purple);
}

.cat-header h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.skill-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.skill-pill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,212,255,0.06), transparent);
  opacity: 0;
  transition: var(--transition);
}

.skill-pill:hover {
  border-color: rgba(0,212,255,0.3);
  color: var(--text-primary);
  transform: translateX(4px);
}

.skill-pill:hover::after { opacity: 1; }

.skill-icon-img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  flex-shrink: 0;
}

.express-img { filter: invert(1); opacity: 0.9; }

.skill-pill > i {
  width: 22px;
  text-align: center;
  color: var(--neon-blue);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.skill-category.database .skill-pill > i { color: var(--neon-purple); }

/* Progress bars */
.skills-bars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
}

.skill-bar-item { display: flex; flex-direction: column; gap: 10px; }

.bar-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.bar-pct {
  color: var(--neon-blue);
  font-weight: 600;
}

.bar-track {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  width: 0;
  background: var(--bar-color);
  border-radius: 3px;
  box-shadow: 0 0 10px var(--bar-color);
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.bar-fill::after {
  content: '';
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 20px;
  background: rgba(255,255,255,0.3);
  filter: blur(4px);
}

/* =============================================
   SERVICES SECTION
   ============================================= */
.services {
  padding: var(--section-pad);
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: default;
}

.service-glow {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0,212,255,0.07) 0%, transparent 70%);
  opacity: 0;
  transition: var(--transition);
}

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

.service-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,212,255,0.1);
}

.service-number {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  transition: var(--transition);
}

.service-card:hover .service-number { color: rgba(0,212,255,0.06); }

.service-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--neon-blue-dim), var(--neon-purple-dim));
  border: 1px solid rgba(0,212,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--neon-blue);
  margin-bottom: 24px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(0,212,255,0.1);
}

.service-card:hover .service-icon-wrap {
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(0,212,255,0.25);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  letter-spacing: 1px;
  line-height: 1.3;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.service-tags span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 10px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 4px;
  color: var(--neon-blue);
}

/* =============================================
   PROJECTS SECTION
   ============================================= */
.projects { padding: var(--section-pad); }

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

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.project-card:hover {
    transform: translateY(-10px);
    background: var(--bg-card); 
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(0, 212, 255, 0.1);
    border-color: transparent; 
}

.project-glow-border {
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    opacity: 0;
    z-index: -1; 
    transition: var(--transition);
}

.project-card:hover .project-glow-border {
    opacity: 0.6; 
}


.project-header {
  padding: 28px 28px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.project-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.backend-project {
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.3);
  color: var(--neon-blue);
  box-shadow: 0 4px 15px rgba(0,212,255,0.15);
}

.frontend-project {
  background: rgba(168,85,247,0.1);
  border: 1px solid rgba(168,85,247,0.3);
  color: var(--neon-purple);
  box-shadow: 0 4px 15px rgba(168,85,247,0.15);
}

.database-project {
  background: rgba(251,191,36,0.1);
  border: 1px solid rgba(251,191,36,0.3);
  color: #fbbf24;
  box-shadow: 0 4px 15px rgba(251,191,36,0.15);
}

.project-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.project-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.project-type {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.project-body {
  padding: 0 28px;
  flex: 1;
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

.project-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.project-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 24px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.highlight-item i { color: #4ade80; font-size: 0.7rem; flex-shrink: 0; }

.project-footer {
  padding: 20px 28px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.18);
  color: var(--neon-blue);
  letter-spacing: 0.5px;
}

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

.proj-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition);
}

.proj-link:hover {
  background: var(--neon-blue-dim);
  border-color: var(--neon-blue);
  color: var(--neon-blue);
  transform: scale(1.1);
  box-shadow: var(--neon-glow-blue);
}

/* عند الهوفر، هنخلي النص أبيض صريح أو أسود صريح حسب لون الكارت */
.project-card:hover .project-desc,
.project-card:hover .highlight-item span  {
    color: #ffffff !important; /* أو #000000 لو الخلفية بقت فاتحة جداً */
    opacity: 1;
}
/* عند الهوفر على الكارت، التاريخ ونوع المشروع ينوروا */
.project-card:hover .project-date,
.project-card:hover .project-type,
.project-card:hover .project-date i {
    color: var(--text-primary) !important; /* أو خليهم أبيض صريح #fff */
    opacity: 1 !important;
    transition: all 0.3s ease;
}

/* لو عايزة نوع المشروع (Backend/Frontend) يغير لون خلفيته برضه */
.project-card:hover .project-type {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
}

/* ضبط الأيقونات (علامات الـ Check) عشان تنور */
.project-card:hover .highlight-item i {
    color: #fff;
    filter: drop-shadow(0 0 5px #fff);
}

/* لو الكارت ملون زي Quora، يفضل الكلام يكون أبيض دايماً */
.database-project ~ .project-body .project-desc {
    color: rgba(255, 255, 255, 0.9);
}

/* =============================================
   PROJECT THUMBNAIL — REAL IMAGE
   ============================================= */
.project-thumbnail {
  position: relative;
  width: 100%;
  height: 210px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--bg-secondary);
  flex-shrink: 0;
}

/* Real screenshot */
.thumb-real-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .thumb-real-img {
  transform: scale(1.06);
}

/* CSS fallback — hidden by default */
.thumb-fallback {
  display: none;
  width: 100%;
  height: 100%;
  align-items: center;
  justify-content: center;
}

.backend-fallback  { background: linear-gradient(135deg, #040e1c, #071828); }
.frontend-fallback { background: linear-gradient(135deg, #160a28, #200d37); }
.database-fallback { background: linear-gradient(135deg, #1a1000, #271800); }

/* Overlay — badge bottom-left */
.thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 45%,
    rgba(8, 8, 20, 0.82) 100%
  );
  display: flex;
  align-items: flex-end;
  padding: 12px 14px;
  pointer-events: none;
}

/* Type badge */
.thumb-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.backend-badge {
  background: rgba(0, 212, 255, 0.15);
  border: 1px solid rgba(0, 212, 255, 0.5);
  color: var(--neon-blue);
}

.frontend-badge {
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.5);
  color: var(--neon-purple);
}

.database-badge {
  background: rgba(251, 191, 36, 0.15);
  border: 1px solid rgba(251, 191, 36, 0.5);
  color: #fbbf24;
}

/* =============================================
   GITHUB ONLY BUTTON
   ============================================= */
.proj-link.github-only {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 1px;
  transition: var(--transition);
}

.proj-link.github-only i {
  font-size: 1rem;
}

.proj-link.github-only:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* project-footer layout adjustment */
.project-footer {
  padding: 18px 28px 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.project-links {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

/* =============================================
   ACHIEVEMENTS SECTION
   ============================================= */
.achievements {
  padding: var(--section-pad);
  background: var(--bg-secondary);
  overflow: hidden;
}

.achievements-highlights {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 64px;
  margin-bottom: 64px;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.achievements-highlights::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 30% 50%, rgba(0,212,255,0.05) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 70% 50%, rgba(168,85,247,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.achieve-stat {
  text-align: center;
  z-index: 1;
}

.achieve-stat-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(0,212,255,0.4));
  line-height: 1;
  margin-bottom: 10px;
}

.achieve-stat-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.achieve-divider {
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--neon-blue), transparent);
}

/* Carousel */
.carousel-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding-bottom: 48px;
}

.carousel-track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
  padding: 20px 4px;
}

.cert-card {
  min-width: 380px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
  transition: var(--transition);
}

.cert-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.cert-glow {
  position: absolute;
  top: -40px; right: -40px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(0,212,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cert-glow.purple-glow {
  background: radial-gradient(circle, rgba(168,85,247,0.12) 0%, transparent 70%);
}

.cert-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.cert-logo-wrap {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--neon-blue-dim), rgba(0,212,255,0.05));
  border: 1px solid rgba(0,212,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--neon-blue);
  flex-shrink: 0;
}

.cert-logo-wrap.depi {
  background: linear-gradient(135deg, var(--neon-purple-dim), rgba(168,85,247,0.05));
  border-color: rgba(168,85,247,0.3);
  color: var(--neon-purple);
}

.cert-logo-wrap.photo-logo {
  background: rgba(251,191,36,0.1);
  border-color: rgba(251,191,36,0.3);
  color: #fbbf24;
}

.cert-org {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  line-height: 1.4;
}

.cert-img {
    width: 100%;
    height: 100%;
    /* استخدمي contain للوجوهات و cover للشهادات والسكرين شوتس */
    object-fit: contain; 
    display: block;
    position: relative; /* غيرناها من absolute عشان الـ flex يظبطها */
    z-index: 2;
}

.cert-image-area {
    position: relative;
    height: 220px; 
    margin-bottom: 24px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #fff; 
    display: flex;
    align-items: center;
    justify-content: center;
}
.large-image-area {
    height: 350px; 
}
.large-image-area .cert-img {
    object-fit: cover;
}
.cert-img-placeholder {
  height: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255,255,255,0.02);
  color: var(--text-muted);
  font-size: 0.8rem;
}

.large-image-area .cert-img-placeholder { height: 100%; }

.cert-img-placeholder i { font-size: 2.5rem; opacity: 0.4; }
.cert-img-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-blue);
  opacity: 0.7;
}

.cert-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.cert-score-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.cert-score-bar {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.cert-score-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  border-radius: 3px;
  box-shadow: 0 0 8px rgba(0,212,255,0.5);
  animation: certFill 2s cubic-bezier(0.4,0,0.2,1) forwards;
}

@keyframes certFill {
  from { width: 0; }
}

.cert-score-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.cert-score-label strong { color: var(--neon-blue); }

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(251,191,36,0.1);
  border: 1px solid rgba(251,191,36,0.3);
  color: #fbbf24;
  margin-bottom: 12px;
}

.cert-badge.depi-badge {
  background: rgba(74,222,128,0.1);
  border-color: rgba(74,222,128,0.3);
  color: #4ade80;
}

.cert-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Carousel controls */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%); /* تعديل القيمة ليكون السهم في المنتصف تماماً */
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid rgba(0,212,255,0.3);
    color: var(--neon-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100; /* رفع الـ z-index للتأكد إنها فوق الكروت */
}

.prev-btn { left: 10px; } /* إضافة مسافة بسيطة من الحافة */
.next-btn { right: 10px; }

.carousel-btn:hover {
  background: var(--neon-blue-dim);
  box-shadow: var(--neon-glow-blue);
  transform: translateY(-70%) scale(1.1);
}


.carousel-dots {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  align-items: center;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot.active {
  background: var(--neon-blue);
  box-shadow: 0 0 10px rgba(0,212,255,0.5);
  width: 24px;
  border-radius: 4px;
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact { padding: var(--section-pad); }

.contact-headline {
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: 4px;
}

.contact-subtext {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: 16px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: start;
}

/* Form */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
}

.contact-form { display: flex; flex-direction: column; gap: 24px; }

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

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrap > i {
  position: absolute;
  left: 16px;
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
  transition: var(--transition);
  z-index: 1;
}

.input-wrap input,
.input-wrap textarea {
  width: 100%;
  padding: 14px 16px 14px 46px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
  resize: vertical;
}

.input-wrap textarea {
  min-height: 130px;
  align-self: flex-start;
  padding-top: 14px;
}

.textarea-wrap { align-items: flex-start; }
.textarea-wrap > i { top: 16px; }

.input-wrap input::placeholder,
.input-wrap textarea::placeholder {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.input-glow {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 0 0 rgba(0,212,255,0);
  pointer-events: none;
  transition: box-shadow 0.3s ease;
}

.input-wrap input:focus,
.input-wrap textarea:focus {
  border-color: rgba(0,212,255,0.5);
  background: rgba(0,212,255,0.03);
}

.input-wrap input:focus + .input-glow,
.input-wrap textarea:focus + .input-glow {
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

.input-wrap input:focus ~ i,
.input-wrap:focus-within > i {
  color: var(--neon-blue);
}

.btn-send {
  align-self: flex-start;
  margin-top: 8px;
}

.form-status {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.3);
  color: #4ade80;
}

.form-status.error {
  display: block;
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.3);
  color: #f87171;
}

/* Contact Info */
.contact-info-wrap { display: flex; flex-direction: column; gap: 24px; }

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.contact-info-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
}

.contact-info-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.contact-info-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

/* Social buttons */
.social-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.social-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border: 1px solid;
}

.social-btn-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: var(--transition);
}

.social-btn:hover .social-btn-glow { opacity: 1; }
.social-btn:hover { transform: translateX(6px); }

.linkedin-btn {
  background: rgba(10,102,194,0.1);
  border-color: rgba(10,102,194,0.3);
  color: #0a66c2;
}

.linkedin-btn:hover {
  background: rgba(10,102,194,0.15);
  border-color: rgba(10,102,194,0.6);
  box-shadow: 0 4px 20px rgba(10,102,194,0.2);
}

.linkedin-btn .social-btn-glow {
  background: linear-gradient(90deg, rgba(10,102,194,0.05), transparent);
}

.github-btn {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.15);
  color: var(--text-primary);
}

.github-btn:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.3);
  box-shadow: 0 4px 20px rgba(255,255,255,0.05);
}

.github-btn .social-btn-glow {
  background: linear-gradient(90deg, rgba(255,255,255,0.03), transparent);
}

.email-btn {
  background: var(--neon-blue-dim);
  border-color: rgba(0,212,255,0.3);
  color: var(--neon-blue);
}

.email-btn:hover {
  border-color: var(--neon-blue);
  box-shadow: var(--neon-glow-blue);
}

.email-btn .social-btn-glow {
  background: linear-gradient(90deg, rgba(0,212,255,0.05), transparent);
}

.social-btn i { font-size: 1.2rem; }

/* Availability */
.availability-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  padding: 10px 16px;
  background: rgba(74,222,128,0.05);
  border: 1px solid rgba(74,222,128,0.15);
  border-radius: var(--radius-sm);
}

.avail-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 8px rgba(74,222,128,0.6);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

/* Contact quote */
.contact-quote {
  padding: 20px 24px;
  background: rgba(0,212,255,0.04);
  border-left: 3px solid var(--neon-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  position: relative;
}

.quote-icon {
  color: var(--neon-blue);
  font-size: 1rem;
  opacity: 0.5;
  margin-bottom: 8px;
  display: block;
}

.contact-quote p {
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

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

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  order: 2;
  text-align: center;
  flex: 1;
}

.heart  { color: #f87171; }
.code-tag { color: var(--neon-blue); }

.footer-links {
  display: flex;
  gap: 16px;
  order: 3;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  letter-spacing: 1px;
}

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

/* =============================================
   SCROLL TO TOP
   ============================================= */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid rgba(0,212,255,0.3);
  color: var(--neon-blue);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
}

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

.scroll-top:hover {
  background: var(--neon-blue-dim);
  box-shadow: var(--neon-glow-blue);
  transform: translateY(-4px);
}

/* =============================================
   ANIMATIONS (shared)
   ============================================= */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* AOS-style reveal */
[data-aos] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-aos].aos-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-aos][data-delay="100"] { transition-delay: 0.1s; }
[data-aos][data-delay="150"] { transition-delay: 0.15s; }
[data-aos][data-delay="200"] { transition-delay: 0.2s; }
[data-aos][data-delay="300"] { transition-delay: 0.3s; }
[data-aos][data-delay="400"] { transition-delay: 0.4s; }
[data-aos][data-delay="450"] { transition-delay: 0.45s; }
[data-aos][data-delay="600"] { transition-delay: 0.6s; }
[data-aos][data-delay="750"] { transition-delay: 0.75s; }

[data-aos="zoom-in"] {
  transform: scale(0.8);
}
[data-aos="zoom-in"].aos-visible {
  transform: scale(1);
}

[data-aos="fade-right"] { transform: translateX(-40px); }
[data-aos="fade-right"].aos-visible { transform: translateX(0); }

[data-aos="fade-left"] { transform: translateX(40px); }
[data-aos="fade-left"].aos-visible { transform: translateX(0); }

/* =============================================
   RESPONSIVE — TABLET
   ============================================= */
@media (max-width: 1024px) {
  .about-grid        { grid-template-columns: 1fr; }
  .skills-grid       { grid-template-columns: 1fr 1fr; }
  .services-grid     { grid-template-columns: repeat(2, 1fr); }
  .projects-grid     { grid-template-columns: 1fr 1fr; }
  .contact-grid      { grid-template-columns: 1fr; }
  .skills-bars       { grid-template-columns: 1fr; }
  .hero-content      { flex-direction: column; text-align: center; padding: 40px 24px; }
  .hero-cta-group    { justify-content: center; }
  .hero-stack-badge  { justify-content: center; }
}

/* =============================================
   RESPONSIVE — MOBILE
   ============================================= */
@media (max-width: 768px) {
  :root { --section-pad: 80px 0; }

  .navbar          { padding: 14px 20px; }
  .nav-links       { display: none; position: fixed; inset: 0; top: 70px;
                     background: var(--bg-primary); flex-direction: column;
                     align-items: center; justify-content: center; gap: 20px; z-index: 999; }
  .nav-links.open  { display: flex; }
  .nav-toggle      { display: flex; }

  .hero-photo-wrapper { width: 220px; height: 220px; }
  .photo-frame        { width: 190px; height: 190px; }

  .skills-grid        { grid-template-columns: 1fr; }
  .services-grid      { grid-template-columns: 1fr; }
  .projects-grid      { grid-template-columns: 1fr; }
  .achievements-highlights { flex-direction: column; gap: 32px; padding: 32px 20px; }
  .achieve-divider    { width: 80px; height: 1px; }
  .education-card     { flex-direction: column; align-items: flex-start; padding: 32px 24px; }
  .contact-form-wrap  { padding: 28px; }
  .contact-info-card  { padding: 28px; }
  .about-card         { padding: 28px; }
  .skills-bars        { padding: 28px; }

  .cert-card          { min-width: calc(100vw - 80px); }

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

  .footer-copy { order: 2; }
  .footer-links { order: 3; flex-wrap: wrap; justify-content: center; }

  .scroll-top { bottom: 20px; right: 20px; }

  .hero-title { font-size: 1.8rem; }
  .name-text  { font-size: 2.2rem; }
}

@media (max-width: 480px) {
  .hero-content   { padding: 20px 16px; }
  .container      { padding: 0 16px; }
  .project-highlights { grid-template-columns: 1fr; }
  .hero-photo-wrapper { width: 180px; height: 180px; }
  .photo-frame    { width: 155px; height: 155px; }
}