@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&family=Fira+Code:wght@400;500&display=swap');

:root {
  --bg-dark: #07090e;
  --bg-card: rgba(13, 20, 30, 0.6);
  --bg-input: rgba(10, 15, 22, 0.8);
  --accent-teal: #00bcd4;
  --accent-teal-rgb: 0, 188, 212;
  --accent-blue: #0072ff;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(255, 255, 255, 0.05);
  --border-glow: rgba(0, 188, 212, 0.2);
  --shadow-glow: 0 0 25px rgba(0, 188, 212, 0.15);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', 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;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(0, 188, 212, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 85%, rgba(0, 114, 255, 0.05) 0%, transparent 45%);
  background-attachment: fixed;
}

/* Header & Nav */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(7, 9, 14, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

header.scrolled {
  padding: 10px 0;
  background: rgba(7, 9, 14, 0.9);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

header.scrolled .nav-container {
  padding: 12px 24px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.5px;
}

.logo-img {
  height: 38px;
  width: auto;
  border-radius: 8px;
}

.logo-text span {
  color: var(--accent-teal);
}

nav ul {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 32px;
}

nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  padding: 6px 0;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-teal), var(--accent-blue));
  transition: var(--transition);
  border-radius: 2px;
}

nav a:hover {
  color: var(--text-primary);
}

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

.nav-btn {
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.1) 0%, rgba(0, 114, 255, 0.1) 100%);
  border: 1px solid rgba(0, 188, 212, 0.3);
  color: var(--text-primary) !important;
  padding: 8px 18px !important;
  border-radius: 20px;
  transition: var(--transition);
}

.nav-btn:hover {
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-blue));
  border-color: transparent;
  box-shadow: 0 0 15px rgba(0, 188, 212, 0.4);
  transform: translateY(-1px);
}

.nav-btn::after {
  display: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

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

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

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  width: 100%;
}

.hero-content {
  z-index: 10;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(0, 188, 212, 0.1);
  border: 1px solid rgba(0, 188, 212, 0.2);
  border-radius: 30px;
  color: var(--accent-teal);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-teal);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 24px;
}

.hero-title span {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-blue));
  color: white;
  border: none;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 188, 212, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Interactive Dev Sandbox Terminal on Hero */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 5;
}

.terminal-window {
  width: 100%;
  max-width: 480px;
  background: rgba(8, 12, 18, 0.9);
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.terminal-header {
  background: rgba(14, 21, 30, 0.9);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

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

.terminal-dot.red { background-color: #ef4444; }
.terminal-dot.yellow { background-color: #f59e0b; }
.terminal-dot.green { background-color: #10b981; }

.terminal-title {
  color: var(--text-muted);
  font-family: var(--font-code);
  font-size: 0.75rem;
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-code);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  min-height: 250px;
}

.terminal-line {
  margin-bottom: 8px;
  display: flex;
}

.terminal-prompt {
  color: var(--accent-teal);
  margin-right: 8px;
  user-select: none;
}

.terminal-cmd {
  color: var(--text-primary);
}

.terminal-output {
  color: #10b981;
}

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

/* Sections Common */
section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 60px;
}

.section-subtitle {
  color: var(--accent-teal);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

/* Glassmorphic Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 36px;
  border-radius: 16px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(0, 188, 212, 0.08), transparent 50%);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-teal);
  box-shadow: 0 15px 35px rgba(0, 188, 212, 0.08);
}

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

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 188, 212, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-teal);
  margin-bottom: 24px;
  border: 1px solid rgba(0, 188, 212, 0.2);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--accent-teal);
  color: var(--bg-dark);
  box-shadow: 0 0 15px rgba(0, 188, 212, 0.3);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Portfolio / Projects */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 32px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-teal);
  box-shadow: 0 15px 35px rgba(0, 188, 212, 0.05);
}

.project-img-wrapper {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: #0f172a;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 30px;
  transition: var(--transition);
}

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

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 9, 14, 0.6);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

.project-info {
  padding: 28px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.project-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent-teal);
}

.project-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.project-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--accent-teal);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.project-link:hover {
  color: white;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content h2 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 12px;
  text-align: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent-teal);
  margin-bottom: 4px;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
}

/* Contact Section & Form */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 50px;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-info-panel h2 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-info-panel p {
  color: var(--text-secondary);
  margin-bottom: 36px;
}

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

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

.contact-item-icon {
  width: 44px;
  height: 44px;
  background: rgba(0, 188, 212, 0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-teal);
}

.contact-item-text h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.contact-item-text p {
  color: var(--text-primary);
  margin-bottom: 0;
  font-size: 0.95rem;
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 40px;
  border-radius: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 500;
}

.form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 10px rgba(0, 188, 212, 0.15);
}

textarea.form-input {
  resize: vertical;
  min-height: 130px;
}

.form-status {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* Footer */
footer {
  background: #040609;
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 30px;
}

.footer-socials {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--accent-teal);
  color: var(--bg-dark);
  border-color: transparent;
  transform: translateY(-2px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-muted);
  transition: var(--transition);
}

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

/* Animations */
@keyframes pulse {
  0% {
    transform: scale(0.9);
    box-shadow: 0 0 0 0 rgba(0, 188, 212, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(0, 188, 212, 0);
  }
  100% {
    transform: scale(0.9);
    box-shadow: 0 0 0 0 rgba(0, 188, 212, 0);
  }
}

/* Responsive Styles */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 50px;
  }
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .contact-info-panel {
    align-items: center;
    text-align: center;
  }
  .contact-details {
    align-items: center;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  nav ul {
    position: fixed;
    top: 79px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 79px);
    background: rgba(7, 9, 14, 0.95);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 40px 0;
    gap: 24px;
    transition: var(--transition);
    border-top: 1px solid var(--border);
  }
  nav.active ul {
    left: 0;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .footer-top {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
  .footer-bottom {
    flex-direction: column-reverse;
    gap: 16px;
    text-align: center;
  }
}