/* ==========================================================================
   syssecure.pl - Classic View Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-default);
  padding: var(--space-3) 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--bp-wide);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

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

@media (min-width: 768px) {
  .nav-terminal-btn {
    display: inline-flex;
  }
}

/* Mobile menu */
.nav-mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
}

@media (min-width: 768px) {
  .nav-mobile-toggle {
    display: none;
  }
}

.nav-mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-secondary);
  transition: all var(--transition-base);
}

.nav-mobile {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-default);
  padding: var(--space-4);
}

.nav-mobile.active {
  display: block;
}

.nav-mobile a {
  display: block;
  padding: var(--space-3) 0;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-default);
}

.nav-mobile a:last-child {
  border-bottom: none;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-20) var(--space-4);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 100%;
  background: radial-gradient(
    ellipse at center top,
    rgba(168, 85, 247, 0.1) 0%,
    rgba(236, 72, 153, 0.05) 30%,
    transparent 60%
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--accent-purple);
  margin-bottom: var(--space-2);
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.hero-name {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 100ms;
}

@media (min-width: 768px) {
  .hero-name {
    font-size: var(--text-5xl);
  }
}

.hero-title {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 200ms;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: var(--text-2xl);
  }
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 300ms;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 400ms;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

.hero-scroll svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
}

/* --------------------------------------------------------------------------
   Sections (General)
   -------------------------------------------------------------------------- */

.section {
  padding: var(--space-20) var(--space-4);
  position: relative;
}

.section-alt {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: 1000px;
  margin: 0 auto;
  align-items: center;
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 200px 1fr;
    gap: var(--space-12);
  }
}

.about-avatar {
  width: 150px;
  height: 150px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  border: 3px solid var(--border-accent);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--text-4xl);
  color: var(--accent-purple);
  overflow: hidden;
}

.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text {
  color: var(--text-secondary);
  line-height: 1.8;
}

.about-text p {
  margin-bottom: var(--space-4);
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-primary);
  background: var(--bg-tertiary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-default);
}

.about-highlight-icon {
  color: var(--accent-purple);
}

/* --------------------------------------------------------------------------
   Projects Section
   -------------------------------------------------------------------------- */

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 600px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.project-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--glow-purple);
}

.project-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(168, 85, 247, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.project-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent-purple);
  fill: none;
}

.project-card-title {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.project-card-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.project-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

/* Demo card special styling */
.project-card-demo {
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
  border-color: var(--border-accent);
}

.project-card-demo:hover {
  box-shadow: var(--glow-combined);
}

.project-card-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--accent-purple);
  margin-top: var(--space-2);
  transition: gap var(--transition-fast);
}

.project-card-cta:hover {
  gap: var(--space-3);
}

.project-card-cta svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
}

/* --------------------------------------------------------------------------
   Skills Section
   -------------------------------------------------------------------------- */

.skills-container {
  max-width: 1000px;
  margin: 0 auto;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.skills-category {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.skills-category-title {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--accent-purple);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-default);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.skill-tag {
  display: inline-block;
  font-family: var(--font-mono), 'Consolas', monospace;
  font-size: 0.875rem;
  color: #e4e4e7;
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(236, 72, 153, 0.08) 100%);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  border: 1px solid rgba(168, 85, 247, 0.5);
  transition: all 150ms ease;
  white-space: nowrap;
}

.skill-tag:hover {
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.25) 0%, rgba(236, 72, 153, 0.15) 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

/* --------------------------------------------------------------------------
   Stats Section
   -------------------------------------------------------------------------- */

.stats-container {
  max-width: 800px;
  margin: 0 auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

@media (min-width: 600px) {
  .stats-grid {
    gap: var(--space-6);
  }
}

.stat-item {
  text-align: center;
  padding: var(--space-6);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.stats-note {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */

.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Contact form */
.contact-form {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.1);
}

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

.form-submit {
  width: 100%;
}

.form-message {
  margin-top: var(--space-4);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  text-align: center;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
}

.form-message.error {
  display: block;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid var(--accent-red);
  color: var(--accent-red);
}

/* Social links */
.contact-social {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.social-link {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.social-link:hover {
  border-color: var(--border-accent);
  transform: translateX(4px);
}

.social-link-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(168, 85, 247, 0.1);
  border-radius: var(--radius-md);
}

.social-link-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent-purple);
  fill: none;
}

.social-link-text {
  flex: 1;
}

.social-link-label {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.social-link-value {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-default);
  padding: var(--space-8) var(--space-4);
}

.footer-content {
  max-width: var(--bp-wide);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-copyright {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: var(--space-6);
}

.footer-link {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-purple);
}

.footer-hint {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  opacity: 0.5;
}

/* --------------------------------------------------------------------------
   Animations (scroll reveal)
   -------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* --------------------------------------------------------------------------
   Animation Fallbacks & Accessibility
   -------------------------------------------------------------------------- */

/* Reduced motion fallback */
@media (prefers-reduced-motion: reduce) {
  .hero-greeting,
  .hero-name,
  .hero-title,
  .hero-subtitle,
  .hero-cta,
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }
}

/* No-JS fallback - ensure content is visible without JavaScript */
.no-js .hero-greeting,
.no-js .hero-name,
.no-js .hero-title,
.no-js .hero-subtitle,
.no-js .hero-cta,
.no-js .reveal {
  opacity: 1;
  transform: none;
  animation: none;
}

/* Explicit animation-fill-mode for safety */
.hero-greeting,
.hero-name,
.hero-title,
.hero-subtitle,
.hero-cta {
  animation-fill-mode: forwards;
  -webkit-animation-fill-mode: forwards;
}