/* CSS resets and custom variables */
:root {
  --bg: #090b11;
  --bg-card: #121622;
  --panel: #161c2d;
  --primary: #0a84ff;
  --cyan: #30d5c8;
  --danger: #ff453a;
  --success: #30d158;
  --warning: #ff9500;
  --text: #f5f6f9;
  --text-muted: #9ba4b4;
  --border: rgba(255, 255, 255, 0.08);
  --font-main: 'Outfit', sans-serif;
  --font-code: 'Fira Code', monospace;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

/* Typography elements */
h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

/* Hero Header Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  background: radial-gradient(circle at 50% 50%, rgba(10, 132, 255, 0.12) 0%, rgba(9, 11, 17, 0) 70%), var(--bg);
  padding: 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.status-badge {
  background: rgba(48, 209, 88, 0.1);
  border: 1px solid rgba(48, 209, 88, 0.2);
  color: var(--success);
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.status-badge i {
  font-size: 0.6rem;
  animation: pulse 1.8s infinite;
}

.hero-section h1 {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, #ffffff 30%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
}

.hero-section h2 {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 400;
  color: var(--cyan);
  margin-bottom: 1.5rem;
}

.subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  font-size: 1.8rem;
  margin-bottom: 3rem;
}

.social-links a {
  transition: var(--transition);
  color: var(--text-muted);
}

.social-links a:hover {
  color: var(--primary);
  transform: translateY(-4px);
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  animation: bounce 2s infinite;
}

/* Layout container */
.main-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 6rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 8rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.5rem;
  width: 3rem;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

.text-center {
  text-align: center;
  display: block;
}

.text-center::after {
  left: 50%;
  transform: translateX(-50%);
}

/* About Section */
.inner-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 4rem;
  align-items: start;
}

.profile-area {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.profile-image-container {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

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

.profile-image-container:hover .profile-image {
  transform: scale(1.05);
}

.education-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.25rem;
  border-radius: 16px;
  display: flex;
  gap: 1rem;
  align-items: center;
}

.education-card i {
  font-size: 2rem;
  color: var(--cyan);
}

.education-card h3 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.education-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.education-card .date {
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  display: block;
  margin-top: 0.25rem;
}

.bio-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: 20px;
  transition: var(--transition);
}

.skill-card:hover {
  transform: translateY(-8px);
  border-color: rgba(10, 132, 255, 0.3);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.skill-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(10, 132, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.skill-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.skill-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Projects Showcase */
.project-showcase {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.project-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: stretch;
}

.project-info {
  padding: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.project-tag {
  align-self: flex-start;
  background: rgba(48, 213, 200, 0.1);
  border: 1px solid rgba(48, 213, 200, 0.2);
  color: var(--cyan);
  padding: 0.3rem 0.8rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.project-info h3 {
  font-size: 1.6rem;
  line-height: 1.3;
}

.project-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.tech-tags span {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-family: var(--font-code);
}

.project-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border: none;
}

.btn-primary:hover {
  background: #359aff;
  box-shadow: 0 4px 15px rgba(10, 132, 255, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Project Mockup Visual */
.project-visual {
  background: #0f121d;
  padding: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid var(--border);
}

.mockup-screen {
  width: 100%;
  background: #161a29;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}

.mockup-header {
  background: #0c0e17;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mockup-header .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mockup-header .dot.red { background: var(--danger); }
.mockup-header .dot.yellow { background: var(--warning); }
.mockup-header .dot.green { background: var(--success); }

.mockup-title {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: var(--font-code);
  margin-left: 0.5rem;
}

.mockup-body {
  padding: 1.25rem;
  font-family: var(--font-code);
  font-size: 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  line-height: 1.5;
}

.terminal-line {
  color: #fff;
}

.t-cyan {
  color: var(--cyan);
}

.terminal-output {
  color: var(--text-muted);
}

.terminal-output.green-text {
  color: var(--success);
}

/* Certifications Section */
.certs-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.cert-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 16px;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  transition: var(--transition);
}

.cert-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.02);
}

.cert-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(48, 213, 200, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--cyan);
}

.cert-details h3 {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}

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

/* Timeline styling */
.timeline {
  position: relative;
  padding-left: 2rem;
  border-left: 2px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 2rem;
}

.timeline-item {
  position: relative;
}

.timeline-marker {
  position: absolute;
  left: -2.42rem;
  top: 0.35rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.15);
  transition: var(--transition);
}

.timeline-item:hover .timeline-marker {
  background: var(--cyan);
  box-shadow: 0 0 0 6px rgba(48, 213, 200, 0.2);
}

.timeline-date {
  font-size: 0.8rem;
  font-family: var(--font-code);
  color: var(--cyan);
  font-weight: 500;
  display: block;
  margin-bottom: 0.4rem;
}

.timeline-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
  color: #fff;
}

.timeline-content .company {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.timeline-content .location {
  font-weight: 400;
  font-size: 0.85rem;
}

.timeline-description {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Footer Section */
footer {
  border-top: 1px solid var(--border);
  padding: 4rem 2rem;
  text-align: center;
  background: #06070b;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-sub {
  font-size: 0.75rem;
  opacity: 0.7;
}

/* Keyframes animations */
@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
  60% { transform: translateY(-3px); }
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .inner-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .profile-area {
    align-items: center;
    max-width: 320px;
    margin: 0 auto;
  }
  .project-inner {
    grid-template-columns: 1fr;
  }
  .project-visual {
    border-left: none;
    border-top: 1px solid var(--border);
  }
  .main-container {
    padding: 4rem 1.5rem;
    gap: 6rem;
  }
}

/* Glowing Pulse status animations */
.live-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(48, 209, 88, 0.7);
  animation: pulse-glow 1.6s infinite;
}

@keyframes pulse-glow {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(48, 209, 88, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(48, 209, 88, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(48, 209, 88, 0);
  }
}

@media (max-width: 480px) {
  .main-container {
    padding: 3rem 1rem;
    gap: 4rem;
  }
  .cert-item {
    padding: 1rem;
    gap: 1rem;
  }
  .cert-icon {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  .cert-details h3 {
    font-size: 1rem;
  }
  .hero-section {
    padding: 1.5rem 1rem;
  }
  .project-actions {
    flex-direction: column;
    width: 100%;
    gap: 1rem;
  }
  .project-actions .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}