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

/* ===== CSS Variables ===== */
:root {
  --bg-primary: #0d0b1a;
  --bg-secondary: #110f22;
  --bg-card: #16132e;
  --bg-nav: rgba(13, 11, 26, 0.95);
  --color-purple: #7c3aed;
  --color-purple-light: #a855f7;
  --color-purple-glow: #9333ea;
  --color-cyan: #06b6d4;
  --color-pink: #ec4899;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-text-dim: #64748b;
  --color-border: rgba(124, 58, 237, 0.2);
  --color-border-glow: rgba(124, 58, 237, 0.5);
  --gradient-purple: linear-gradient(135deg, #7c3aed, #ec4899);
  --gradient-hero: linear-gradient(135deg, #4f46e5, #7c3aed, #a855f7);
  --font-main: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --shadow-purple: 0 0 30px rgba(124, 58, 237, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 12px;
  --radius-lg: 20px;
}

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

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

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

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

/* ===== Selection ===== */
::selection {
  background: rgba(124, 58, 237, 0.4);
  color: #fff;
}

/* ===== Utility ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  font-family: var(--font-main);
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.section-title span {
  background: var(--gradient-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 3rem;
}

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

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 0.6rem 0;
  box-shadow: var(--shadow-purple);
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-main);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-logo span {
  color: var(--color-purple-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
  transition: var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-purple);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
}

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

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

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

/* ===== Hero Section ===== */
#home {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
  z-index: 1;
}

.hero-bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.hero-bg-glow-1 {
  background: rgba(124, 58, 237, 0.15);
  top: -100px;
  right: -100px;
}

.hero-bg-glow-2 {
  background: rgba(236, 72, 153, 0.08);
  bottom: -200px;
  left: -100px;
}

.hero-container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.hero-content {
  animation: fadeInLeft 0.8s ease forwards;
}

.hero-greeting {
  font-family: var(--font-main);
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.hero-name {
  font-family: var(--font-main);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.hero-role {
  font-family: var(--font-main);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-role span {
  background: var(--gradient-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 480px;
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 2rem;
  background: var(--gradient-purple);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
  letter-spacing: 0.03em;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.6);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 2rem;
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-glow);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}

.btn-outline:hover {
  background: rgba(124, 58, 237, 0.1);
  border-color: var(--color-purple-light);
  transform: translateY(-2px);
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInRight 0.8s ease forwards;
}

.hero-image-ring {
  position: relative;
  width: 340px;
  height: 340px;
}

.hero-image-ring::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--gradient-purple);
  animation: rotateBorder 4s linear infinite;
  z-index: 0;
}

.hero-image-ring::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: transparent;
  border: 2px dashed rgba(124, 58, 237, 0.3);
  animation: rotateBorder 8s linear infinite reverse;
  z-index: 0;
}

.hero-image {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  z-index: 1;
  border: 4px solid var(--bg-primary);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: brightness(1.05) contrast(1.05);
}

.hero-stats {
  position: absolute;
  bottom: -10px;
  right: -20px;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.8rem 1.2rem;
  text-align: center;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-card);
}

.hero-stats .stat-number {
  font-family: var(--font-main);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-purple-light);
  display: block;
}

.hero-stats .stat-label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===== About Section ===== */
#about {
  position: relative;
  padding: 6rem 0;
  z-index: 1;
  background: linear-gradient(180deg, transparent, rgba(124, 58, 237, 0.03), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 1.5rem;
}

.about-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.skill-tag {
  padding: 0.4rem 1rem;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--color-purple-light);
  transition: var(--transition);
  cursor: default;
}

.skill-tag:hover {
  background: rgba(124, 58, 237, 0.2);
  border-color: var(--color-purple-light);
  transform: translateY(-2px);
}

.about-socials {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 1rem;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--gradient-purple);
  color: #fff;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(124, 58, 237, 0.4);
}

.about-image-side {
  display: flex;
  justify-content: center;
}

.tech-circle {
  position: relative;
  width: 280px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-circle-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(124, 58, 237, 0.2);
  animation: pulse 3s ease-in-out infinite;
}

.tech-circle-ring:nth-child(2) {
  inset: 20px;
  animation-delay: 1s;
}

.tech-circle-ring:nth-child(3) {
  inset: 40px;
  animation-delay: 2s;
}

.tech-circle-center {
  position: relative;
  z-index: 2;
  width: 90px;
  height: 90px;
  background: var(--gradient-purple);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-main);
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 40px rgba(124, 58, 237, 0.5);
  animation: float 4s ease-in-out infinite;
}

.tech-orbit-item {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  font-size: 1.2rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  cursor: default;
}

.tech-orbit-item:hover {
  border-color: var(--color-purple-light);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.4);
  transform: scale(1.15);
}

/* ===== Work Section ===== */
#work {
  position: relative;
  padding: 6rem 0;
  z-index: 1;
}

.projects-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.project-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-purple);
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover {
  border-color: var(--color-border-glow);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(124, 58, 237, 0.1);
  transform: translateY(-4px);
}

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

.project-card.reverse {
  direction: rtl;
}

.project-card.reverse > * {
  direction: ltr;
}

.project-image {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/10;
  position: relative;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.2), transparent);
  opacity: 0;
  transition: var(--transition);
}

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

.project-info {
  padding: 1rem 0;
}

.project-number {
  font-size: 0.75rem;
  color: var(--color-purple-light);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: block;
}

.project-title {
  font-family: var(--font-main);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.project-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.project-tag {
  padding: 0.25rem 0.75rem;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid rgba(124, 58, 237, 0.25);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--color-purple-light);
}

.project-links {
  display: flex;
  gap: 1rem;
}

.project-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition);
}

.project-link:hover {
  background: var(--gradient-purple);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.4);
  transform: translateY(-2px);
}

/* ===== Contact Section ===== */
#contact {
  position: relative;
  padding: 6rem 0;
  z-index: 1;
  background: linear-gradient(180deg, transparent, rgba(124, 58, 237, 0.04), transparent);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-main);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact-item:hover {
  border-color: var(--color-border-glow);
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: rgba(124, 58, 237, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-purple-light);
  flex-shrink: 0;
}

.contact-item-text span {
  display: block;
  font-size: 0.7rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.1rem;
}

.contact-item-text p {
  font-size: 0.88rem;
  color: var(--color-text);
  margin: 0;
}

/* ===== Contact Form ===== */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-purple);
  background: rgba(124, 58, 237, 0.05);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-group textarea {
  min-height: 120px;
}

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

.form-status {
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  margin-top: 1rem;
  display: none;
}

.form-status.success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
  display: block;
}

.form-status.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  display: block;
}

.btn-submit {
  width: 100%;
  padding: 0.95rem;
  background: var(--gradient-purple);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.5);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* ===== Footer ===== */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  background: var(--bg-secondary);
}

.footer-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

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

.footer-text span {
  color: var(--color-purple-light);
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

/* ===== Animations ===== */
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

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

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

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

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.03); }
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

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

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ===== Typing Effect ===== */
.typing-text {
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--color-purple-light);
  animation: blink 0.7s step-end infinite;
}

/* ===== Active Nav Link ===== */
.nav-links a.active {
  color: var(--color-text);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-desc { margin: 0 auto 2rem; }
  .hero-buttons { justify-content: center; }
  .hero-image-wrapper { order: -1; }
  .hero-image-ring { width: 260px; height: 260px; }
  .hero-stats { right: 0; bottom: -30px; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-image-side { order: -1; }

  .project-card {
    grid-template-columns: 1fr;
  }

  .project-card.reverse { direction: ltr; }

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

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

  .nav-hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    z-index: 999;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 500px) {
  .hero-name { font-size: 2.5rem; }
  .section-title { font-size: 2rem; }
  .contact-form { padding: 1.5rem; }
}